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# Contributor Covenant Code of Conduct
## Our Pledge
We as members, contributors, and leaders pledge to make participation in our
community a harassment-free experience for everyone, regardless of age, body
size, visible or invisible disability, ethnicity, sex characteristics, gender
identity and expression, level of experience, education, socio-economic status,
nationality, personal appearance, race, religion, or sexual identity
and orientation.
We pledge to act and interact in ways that contribute to an open, welcoming,
diverse, inclusive, and healthy community.
## Our Standards
Examples of behavior that contributes to a positive environment for our
community include:
* Demonstrating empathy and kindness toward other people
* Being respectful of differing opinions, viewpoints, and experiences
* Giving and gracefully accepting constructive feedback
* Accepting responsibility and apologizing to those affected by our mistakes,
and learning from the experience
* Focusing on what is best not just for us as individuals, but for the
overall community
Examples of unacceptable behavior include:
* The use of sexualized language or imagery, and sexual attention or
advances of any kind
* Trolling, insulting or derogatory comments, and personal or political attacks
* Public or private harassment
* Publishing others' private information, such as a physical or email
address, without their explicit permission
* Other conduct which could reasonably be considered inappropriate in a
professional setting
## Enforcement Responsibilities
Community leaders are responsible for clarifying and enforcing our standards of
acceptable behavior and will take appropriate and fair corrective action in
response to any behavior that they deem inappropriate, threatening, offensive,
or harmful.
Community leaders have the right and responsibility to remove, edit, or reject
comments, commits, code, wiki edits, issues, and other contributions that are
not aligned to this Code of Conduct, and will communicate reasons for moderation
decisions when appropriate.
## Scope
This Code of Conduct applies within all community spaces, and also applies when
an individual is officially representing the community in public spaces.
Examples of representing our community include using an official e-mail address,
posting via an official social media account, or acting as an appointed
representative at an online or offline event.
## Enforcement
Instances of abusive, harassing, or otherwise unacceptable behavior may be
reported to the community leaders responsible for enforcement at
https://sidweb.nl/cms3/en/contact.
All complaints will be reviewed and investigated promptly and fairly.
All community leaders are obligated to respect the privacy and security of the
reporter of any incident.
## Enforcement Guidelines
Community leaders will follow these Community Impact Guidelines in determining
the consequences for any action they deem in violation of this Code of Conduct:
### 1. Correction
**Community Impact**: Use of inappropriate language or other behavior deemed
unprofessional or unwelcome in the community.
**Consequence**: A private, written warning from community leaders, providing
clarity around the nature of the violation and an explanation of why the
behavior was inappropriate. A public apology may be requested.
### 2. Warning
**Community Impact**: A violation through a single incident or series
of actions.
**Consequence**: A warning with consequences for continued behavior. No
interaction with the people involved, including unsolicited interaction with
those enforcing the Code of Conduct, for a specified period of time. This
includes avoiding interactions in community spaces as well as external channels
like social media. Violating these terms may lead to a temporary or
permanent ban.
### 3. Temporary Ban
**Community Impact**: A serious violation of community standards, including
sustained inappropriate behavior.
**Consequence**: A temporary ban from any sort of interaction or public
communication with the community for a specified period of time. No public or
private interaction with the people involved, including unsolicited interaction
with those enforcing the Code of Conduct, is allowed during this period.
Violating these terms may lead to a permanent ban.
### 4. Permanent Ban
**Community Impact**: Demonstrating a pattern of violation of community
standards, including sustained inappropriate behavior, harassment of an
individual, or aggression toward or disparagement of classes of individuals.
**Consequence**: A permanent ban from any sort of public interaction within
the community.
## Attribution
This Code of Conduct is adapted from the [Contributor Covenant][homepage],
version 2.0, available at
https://www.contributor-covenant.org/version/2/0/code_of_conduct.html.
Community Impact Guidelines were inspired by [Mozilla's code of conduct
enforcement ladder](https://github.com/mozilla/diversity).
[homepage]: https://www.contributor-covenant.org
For answers to common questions about this code of conduct, see the FAQ at
https://www.contributor-covenant.org/faq. Translations are available at
https://www.contributor-covenant.org/translations.

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LICENSE
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GNU LESSER GENERAL PUBLIC LICENSE
Version 3, 29 June 2007
Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
Everyone is permitted to copy and distribute verbatim copies
of this license document, but changing it is not allowed.
This version of the GNU Lesser General Public License incorporates
the terms and conditions of version 3 of the GNU General Public
License, supplemented by the additional permissions listed below.
0. Additional Definitions.
As used herein, "this License" refers to version 3 of the GNU Lesser
General Public License, and the "GNU GPL" refers to version 3 of the GNU
General Public License.
"The Library" refers to a covered work governed by this License,
other than an Application or a Combined Work as defined below.
An "Application" is any work that makes use of an interface provided
by the Library, but which is not otherwise based on the Library.
Defining a subclass of a class defined by the Library is deemed a mode
of using an interface provided by the Library.
A "Combined Work" is a work produced by combining or linking an
Application with the Library. The particular version of the Library
with which the Combined Work was made is also called the "Linked
Version".
The "Minimal Corresponding Source" for a Combined Work means the
Corresponding Source for the Combined Work, excluding any source code
for portions of the Combined Work that, considered in isolation, are
based on the Application, and not on the Linked Version.
The "Corresponding Application Code" for a Combined Work means the
object code and/or source code for the Application, including any data
and utility programs needed for reproducing the Combined Work from the
Application, but excluding the System Libraries of the Combined Work.
1. Exception to Section 3 of the GNU GPL.
You may convey a covered work under sections 3 and 4 of this License
without being bound by section 3 of the GNU GPL.
2. Conveying Modified Versions.
If you modify a copy of the Library, and, in your modifications, a
facility refers to a function or data to be supplied by an Application
that uses the facility (other than as an argument passed when the
facility is invoked), then you may convey a copy of the modified
version:
a) under this License, provided that you make a good faith effort to
ensure that, in the event an Application does not supply the
function or data, the facility still operates, and performs
whatever part of its purpose remains meaningful, or
b) under the GNU GPL, with none of the additional permissions of
this License applicable to that copy.
3. Object Code Incorporating Material from Library Header Files.
The object code form of an Application may incorporate material from
a header file that is part of the Library. You may convey such object
code under terms of your choice, provided that, if the incorporated
material is not limited to numerical parameters, data structure
layouts and accessors, or small macros, inline functions and templates
(ten or fewer lines in length), you do both of the following:
a) Give prominent notice with each copy of the object code that the
Library is used in it and that the Library and its use are
covered by this License.
b) Accompany the object code with a copy of the GNU GPL and this license
document.
4. Combined Works.
You may convey a Combined Work under terms of your choice that,
taken together, effectively do not restrict modification of the
portions of the Library contained in the Combined Work and reverse
engineering for debugging such modifications, if you also do each of
the following:
a) Give prominent notice with each copy of the Combined Work that
the Library is used in it and that the Library and its use are
covered by this License.
b) Accompany the Combined Work with a copy of the GNU GPL and this license
document.
c) For a Combined Work that displays copyright notices during
execution, include the copyright notice for the Library among
these notices, as well as a reference directing the user to the
copies of the GNU GPL and this license document.
d) Do one of the following:
0) Convey the Minimal Corresponding Source under the terms of this
License, and the Corresponding Application Code in a form
suitable for, and under terms that permit, the user to
recombine or relink the Application with a modified version of
the Linked Version to produce a modified Combined Work, in the
manner specified by section 6 of the GNU GPL for conveying
Corresponding Source.
1) Use a suitable shared library mechanism for linking with the
Library. A suitable mechanism is one that (a) uses at run time
a copy of the Library already present on the user's computer
system, and (b) will operate properly with a modified version
of the Library that is interface-compatible with the Linked
Version.
e) Provide Installation Information, but only if you would otherwise
be required to provide such information under section 6 of the
GNU GPL, and only to the extent that such information is
necessary to install and execute a modified version of the
Combined Work produced by recombining or relinking the
Application with a modified version of the Linked Version. (If
you use option 4d0, the Installation Information must accompany
the Minimal Corresponding Source and Corresponding Application
Code. If you use option 4d1, you must provide the Installation
Information in the manner specified by section 6 of the GNU GPL
for conveying Corresponding Source.)
5. Combined Libraries.
You may place library facilities that are a work based on the
Library side by side in a single library together with other library
facilities that are not Applications and are not covered by this
License, and convey such a combined library under terms of your
choice, if you do both of the following:
a) Accompany the combined library with a copy of the same work based
on the Library, uncombined with any other library facilities,
conveyed under the terms of this License.
b) Give prominent notice with the combined library that part of it
is a work based on the Library, and explaining where to find the
accompanying uncombined form of the same work.
6. Revised Versions of the GNU Lesser General Public License.
The Free Software Foundation may publish revised and/or new versions
of the GNU Lesser General Public License from time to time. Such new
versions will be similar in spirit to the present version, but may
differ in detail to address new problems or concerns.
Each version is given a distinguishing version number. If the
Library as you received it specifies that a certain numbered version
of the GNU Lesser General Public License "or any later version"
applies to it, you have the option of following the terms and
conditions either of that published version or of any later version
published by the Free Software Foundation. If the Library as you
received it does not specify a version number of the GNU Lesser
General Public License, you may choose any version of the GNU Lesser
General Public License ever published by the Free Software Foundation.
If the Library as you received it specifies that a proxy can decide
whether future versions of the GNU Lesser General Public License shall
apply, that proxy's public statement of acceptance of any version is
permanent authorization for you to choose that version for the
Library.

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README.md

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theme: jekyll-theme-cayman

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COMPONENT_ADD_INCLUDEDIRS := src
COMPONENT_SRCDIRS := src
CXXFLAGS += -fno-rtti

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# bundle exec jekyll serve --host=0.0.0.0
title: ESPAsyncWebServer
description: "Asynchronous HTTP and WebSocket Server Library for ESP32, ESP8266 and RP2040"
remote_theme: pages-themes/cayman@v0.2.0
plugins:
- jekyll-remote-theme

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#include <DNSServer.h> #include <DNSServer.h>
#ifdef ESP32 #ifdef ESP32
#include <AsyncTCP.h> #include <WiFi.h>
#include <WiFi.h> #include <AsyncTCP.h>
#elif defined(ESP8266) #elif defined(ESP8266)
#include <ESP8266WiFi.h> #include <ESP8266WiFi.h>
#include <ESPAsyncTCP.h> #include <ESPAsyncTCP.h>
#elif defined(TARGET_RP2040)
#include <WebServer.h>
#include <WiFi.h>
#endif #endif
#include "ESPAsyncWebServer.h" #include "ESPAsyncWebServer.h"
@ -15,47 +12,36 @@ DNSServer dnsServer;
AsyncWebServer server(80); AsyncWebServer server(80);
class CaptiveRequestHandler : public AsyncWebHandler { class CaptiveRequestHandler : public AsyncWebHandler {
public: public:
CaptiveRequestHandler() {} CaptiveRequestHandler() {}
virtual ~CaptiveRequestHandler() {} virtual ~CaptiveRequestHandler() {}
bool canHandle(__unused AsyncWebServerRequest* request) { bool canHandle(AsyncWebServerRequest *request){
//request->addInterestingHeader("ANY");
return true; return true;
} }
void handleRequest(AsyncWebServerRequest* request) { void handleRequest(AsyncWebServerRequest *request) {
AsyncResponseStream* response = request->beginResponseStream("text/html"); AsyncResponseStream *response = request->beginResponseStream("text/html");
response->print("<!DOCTYPE html><html><head><title>Captive Portal</title></head><body>"); response->print("<!DOCTYPE html><html><head><title>Captive Portal</title></head><body>");
response->print("<p>This is out captive portal front page.</p>"); response->print("<p>This is out captive portal front page.</p>");
response->printf("<p>You were trying to reach: http://%s%s</p>", request->host().c_str(), request->url().c_str()); response->printf("<p>You were trying to reach: http://%s%s</p>", request->host().c_str(), request->url().c_str());
#ifndef CONFIG_IDF_TARGET_ESP32H2
response->printf("<p>Try opening <a href='http://%s'>this link</a> instead</p>", WiFi.softAPIP().toString().c_str()); response->printf("<p>Try opening <a href='http://%s'>this link</a> instead</p>", WiFi.softAPIP().toString().c_str());
#endif
response->print("</body></html>"); response->print("</body></html>");
request->send(response); request->send(response);
} }
}; };
void setup() {
Serial.begin(115200);
Serial.println();
Serial.println("Configuring access point...");
#ifndef CONFIG_IDF_TARGET_ESP32H2
if (!WiFi.softAP("esp-captive")) {
Serial.println("Soft AP creation failed.");
while (1)
;
}
void setup(){
//your other setup stuff...
WiFi.softAP("esp-captive");
dnsServer.start(53, "*", WiFi.softAPIP()); dnsServer.start(53, "*", WiFi.softAPIP());
#endif server.addHandler(new CaptiveRequestHandler()).setFilter(ON_AP_FILTER);//only when requested from AP
//more handlers...
server.addHandler(new CaptiveRequestHandler()).setFilter(ON_AP_FILTER); // only when requested from AP
// more handlers...
server.begin(); server.begin();
} }
void loop() { void loop(){
dnsServer.processNextRequest(); dnsServer.processNextRequest();
} }

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#include "mbedtls/md5.h"
#include <Arduino.h>
#include <MD5Builder.h>
void setup() {
Serial.begin(115200);
delay(2000);
const char* data = "Hello World";
{
uint8_t md5[16];
mbedtls_md5_context _ctx;
mbedtls_md5_init(&_ctx);
mbedtls_md5_starts(&_ctx);
mbedtls_md5_update(&_ctx, (const unsigned char*)data, strlen(data));
mbedtls_md5_finish(&_ctx, md5);
char output[33];
for (int i = 0; i < 16; i++) {
sprintf_P(output + (i * 2), PSTR("%02x"), md5[i]);
}
Serial.println(String(output));
}
{
MD5Builder md5;
md5.begin();
md5.add(data, strlen(data);
md5.calculate();
char output[33];
md5.getChars(output);
Serial.println(String(output));
}
}
void loop() {
}

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// Reproduced issue https://github.com/mathieucarbou/ESPAsyncWebServer/issues/26
#include <DNSServer.h>
#ifdef ESP32
#include <AsyncTCP.h>
#include <WiFi.h>
#elif defined(ESP8266)
#include <ESP8266WiFi.h>
#include <ESPAsyncTCP.h>
#elif defined(TARGET_RP2040)
#include <WebServer.h>
#include <WiFi.h>
#endif
#include "ESPAsyncWebServer.h"
DNSServer dnsServer;
AsyncWebServer server(80);
class CaptiveRequestHandler : public AsyncWebHandler {
public:
CaptiveRequestHandler() {}
virtual ~CaptiveRequestHandler() {}
bool canHandle(__unused AsyncWebServerRequest* request) {
return true;
}
void handleRequest(AsyncWebServerRequest* request) {
AsyncResponseStream* response = request->beginResponseStream("text/html");
response->print("<!DOCTYPE html><html><head><title>Captive Portal</title></head><body>");
response->print("<p>This is out captive portal front page.</p>");
response->printf("<p>You were trying to reach: http://%s%s</p>", request->host().c_str(), request->url().c_str());
#ifndef CONFIG_IDF_TARGET_ESP32H2
response->printf("<p>Try opening <a href='http://%s'>this link</a> instead</p>", WiFi.softAPIP().toString().c_str());
#endif
response->print("</body></html>");
request->send(response);
}
};
bool hit1 = false;
bool hit2 = false;
void setup() {
Serial.begin(115200);
server
.on("/", HTTP_GET, [](AsyncWebServerRequest* request) {
Serial.println("Captive portal request...");
#ifndef CONFIG_IDF_TARGET_ESP32H2
Serial.println("WiFi.localIP(): " + WiFi.localIP().toString());
#endif
Serial.println("request->client()->localIP(): " + request->client()->localIP().toString());
#if ESP_IDF_VERSION_MAJOR >= 5
#ifndef CONFIG_IDF_TARGET_ESP32H2
Serial.println("WiFi.type(): " + String((int)WiFi.localIP().type()));
#endif
Serial.println("request->client()->type(): " + String((int)request->client()->localIP().type()));
#endif
#ifndef CONFIG_IDF_TARGET_ESP32H2
Serial.println(WiFi.localIP() == request->client()->localIP() ? "should be: ON_STA_FILTER" : "should be: ON_AP_FILTER");
Serial.println(WiFi.localIP() == request->client()->localIP());
Serial.println(WiFi.localIP().toString() == request->client()->localIP().toString());
#endif
request->send(200, "text/plain", "This is the captive portal");
hit1 = true;
})
.setFilter(ON_AP_FILTER);
server
.on("/", HTTP_GET, [](AsyncWebServerRequest* request) {
Serial.println("Website request...");
#ifndef CONFIG_IDF_TARGET_ESP32H2
Serial.println("WiFi.localIP(): " + WiFi.localIP().toString());
#endif
Serial.println("request->client()->localIP(): " + request->client()->localIP().toString());
#if ESP_IDF_VERSION_MAJOR >= 5
#ifndef CONFIG_IDF_TARGET_ESP32H2
Serial.println("WiFi.type(): " + String((int)WiFi.localIP().type()));
#endif
Serial.println("request->client()->type(): " + String((int)request->client()->localIP().type()));
#endif
#ifndef CONFIG_IDF_TARGET_ESP32H2
Serial.println(WiFi.localIP() == request->client()->localIP() ? "should be: ON_STA_FILTER" : "should be: ON_AP_FILTER");
Serial.println(WiFi.localIP() == request->client()->localIP());
Serial.println(WiFi.localIP().toString() == request->client()->localIP().toString());
#endif
request->send(200, "text/plain", "This is the website");
hit2 = true;
})
.setFilter(ON_STA_FILTER);
// assert(WiFi.softAP("esp-captive-portal"));
// dnsServer.start(53, "*", WiFi.softAPIP());
// server.begin();
// Serial.println("Captive portal started!");
// while (!hit1) {
// dnsServer.processNextRequest();
// yield();
// }
// delay(1000); // Wait for the client to process the response
// Serial.println("Captive portal opened, stopping it and connecting to WiFi...");
// dnsServer.stop();
// WiFi.softAPdisconnect();
#ifndef CONFIG_IDF_TARGET_ESP32H2
WiFi.persistent(false);
WiFi.begin("IoT");
while (WiFi.status() != WL_CONNECTED) {
delay(500);
}
Serial.println("Connected to WiFi with IP address: " + WiFi.localIP().toString());
#endif
server.begin();
// while (!hit2) {
// delay(10);
// }
// delay(1000); // Wait for the client to process the response
// ESP.restart();
}
void loop() {
}

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//
// A simple server implementation showing how to:
// * serve static messages
// * read GET and POST parameters
// * handle missing pages / 404s
//
#include <Arduino.h>
#ifdef ESP32
#include <AsyncTCP.h>
#include <WiFi.h>
#elif defined(ESP8266)
#include <ESP8266WiFi.h>
#include <ESPAsyncTCP.h>
#elif defined(TARGET_RP2040)
#include <WebServer.h>
#include <WiFi.h>
#endif
#include <ESPAsyncWebServer.h>
#if ASYNC_JSON_SUPPORT == 1
#include <ArduinoJson.h>
#include <AsyncJson.h>
#include <AsyncMessagePack.h>
#endif
#include <LittleFS.h>
AsyncWebServer server(80);
AsyncEventSource events("/events");
AsyncWebSocket ws("/ws");
/////////////////////////////////////////////////////////////////////////////////////////////////////
// Middlewares
/////////////////////////////////////////////////////////////////////////////////////////////////////
// log incoming requests
LoggingMiddleware requestLogger;
// CORS
CorsMiddleware cors;
// maximum 5 requests per 10 seconds
RateLimitMiddleware rateLimit;
// filter out specific headers from the incoming request
HeaderFilterMiddleware headerFilter;
// remove all headers from the incoming request except the ones provided in the constructor
HeaderFreeMiddleware headerFree;
// basicAuth
AuthenticationMiddleware basicAuth;
AuthenticationMiddleware basicAuthHash;
// simple digest authentication
AuthenticationMiddleware digestAuth;
AuthenticationMiddleware digestAuthHash;
// complex authentication which adds request attributes for the next middlewares and handler
AsyncMiddlewareFunction complexAuth([](AsyncWebServerRequest* request, ArMiddlewareNext next) {
if (!request->authenticate("user", "password")) {
return request->requestAuthentication();
}
request->setAttribute("user", "Mathieu");
request->setAttribute("role", "staff");
next();
request->getResponse()->addHeader("X-Rate-Limit", "200");
});
AuthorizationMiddleware authz([](AsyncWebServerRequest* request) { return request->getAttribute("role") == "staff"; });
/////////////////////////////////////////////////////////////////////////////////////////////////////
const char* PARAM_MESSAGE PROGMEM = "message";
const char* SSE_HTLM PROGMEM = R"(
<!DOCTYPE html>
<html>
<head>
<title>Server-Sent Events</title>
<script>
if (!!window.EventSource) {
var source = new EventSource('/events');
source.addEventListener('open', function(e) {
console.log("Events Connected");
}, false);
source.addEventListener('error', function(e) {
if (e.target.readyState != EventSource.OPEN) {
console.log("Events Disconnected");
}
}, false);
source.addEventListener('message', function(e) {
console.log("message", e.data);
}, false);
source.addEventListener('heartbeat', function(e) {
console.log("heartbeat", e.data);
}, false);
}
</script>
</head>
<body>
<h1>Open your browser console!</h1>
</body>
</html>
)";
void notFound(AsyncWebServerRequest* request) {
request->send(404, "text/plain", "Not found");
}
#if ASYNC_JSON_SUPPORT == 1
AsyncCallbackJsonWebHandler* jsonHandler = new AsyncCallbackJsonWebHandler("/json2");
AsyncCallbackMessagePackWebHandler* msgPackHandler = new AsyncCallbackMessagePackWebHandler("/msgpack2");
#endif
void setup() {
Serial.begin(115200);
#ifndef CONFIG_IDF_TARGET_ESP32H2
// WiFi.mode(WIFI_STA);
// WiFi.begin("YOUR_SSID", "YOUR_PASSWORD");
// if (WiFi.waitForConnectResult() != WL_CONNECTED) {
// Serial.printf("WiFi Failed!\n");
// return;
// }
// Serial.print("IP Address: ");
// Serial.println(WiFi.localIP());
WiFi.mode(WIFI_AP);
WiFi.softAP("esp-captive");
#endif
// curl -v -X GET http://192.168.4.1/handler-not-sending-response
server.on("/handler-not-sending-response", HTTP_GET, [](AsyncWebServerRequest* request) {
// handler forgot to send a response to the client => 501 Not Implemented
});
// This is possible to replace a response.
// the previous one will be deleted.
// response sending happens when the handler returns.
// curl -v -X GET http://192.168.4.1/replace
server.on("/replace", HTTP_GET, [](AsyncWebServerRequest* request) {
request->send(200, "text/plain", "Hello, world");
// oups! finally we want to send a different response
request->send(400, "text/plain", "validation error");
#ifndef TARGET_RP2040
Serial.printf("Free heap: %" PRIu32 "\n", ESP.getFreeHeap());
#endif
});
///////////////////////////////////////////////////////////////////////
// Request header manipulations
///////////////////////////////////////////////////////////////////////
// curl -v -X GET -H "x-remove-me: value" http://192.168.4.1/headers
server.on("/headers", HTTP_GET, [](AsyncWebServerRequest* request) {
Serial.printf("Request Headers:\n");
for (auto& h : request->getHeaders())
Serial.printf("Request Header: %s = %s\n", h.name().c_str(), h.value().c_str());
// remove x-remove-me header
request->removeHeader("x-remove-me");
Serial.printf("Request Headers:\n");
for (auto& h : request->getHeaders())
Serial.printf("Request Header: %s = %s\n", h.name().c_str(), h.value().c_str());
std::vector<const char*> headers;
request->getHeaderNames(headers);
for (auto& h : headers)
Serial.printf("Request Header Name: %s\n", h);
request->send(200);
});
///////////////////////////////////////////////////////////////////////
// Middlewares at server level (will apply to all requests)
///////////////////////////////////////////////////////////////////////
requestLogger.setOutput(Serial);
basicAuth.setUsername("admin");
basicAuth.setPassword("admin");
basicAuth.setRealm("MyApp");
basicAuth.setAuthFailureMessage("Authentication failed");
basicAuth.setAuthType(AsyncAuthType::AUTH_BASIC);
basicAuth.generateHash();
basicAuthHash.setUsername("admin");
basicAuthHash.setPasswordHash("YWRtaW46YWRtaW4="); // BASE64(admin:admin)
basicAuthHash.setRealm("MyApp");
basicAuthHash.setAuthFailureMessage("Authentication failed");
basicAuthHash.setAuthType(AsyncAuthType::AUTH_BASIC);
digestAuth.setUsername("admin");
digestAuth.setPassword("admin");
digestAuth.setRealm("MyApp");
digestAuth.setAuthFailureMessage("Authentication failed");
digestAuth.setAuthType(AsyncAuthType::AUTH_DIGEST);
digestAuth.generateHash();
digestAuthHash.setUsername("admin");
digestAuthHash.setPasswordHash("f499b71f9a36d838b79268e145e132f7"); // MD5(user:realm:pass)
digestAuthHash.setRealm("MyApp");
digestAuthHash.setAuthFailureMessage("Authentication failed");
digestAuthHash.setAuthType(AsyncAuthType::AUTH_DIGEST);
rateLimit.setMaxRequests(5);
rateLimit.setWindowSize(10);
headerFilter.filter("X-Remove-Me");
headerFree.keep("X-Keep-Me");
headerFree.keep("host");
// global middleware
server.addMiddleware(&requestLogger);
server.addMiddlewares({&rateLimit, &cors, &headerFilter});
cors.setOrigin("http://192.168.4.1");
cors.setMethods("POST, GET, OPTIONS, DELETE");
cors.setHeaders("X-Custom-Header");
cors.setAllowCredentials(false);
cors.setMaxAge(600);
// Test CORS preflight request
// curl -v -X OPTIONS -H "origin: http://192.168.4.1" http://192.168.4.1/middleware/cors
server.on("/middleware/cors", HTTP_GET, [](AsyncWebServerRequest* request) {
request->send(200, "text/plain", "Hello, world!");
});
// curl -v -X GET -H "x-remove-me: value" http://192.168.4.1/middleware/test-header-filter
// - requestLogger will log the incoming headers (including x-remove-me)
// - headerFilter will remove x-remove-me header
// - handler will log the remaining headers
server.on("/middleware/test-header-filter", HTTP_GET, [](AsyncWebServerRequest* request) {
for (auto& h : request->getHeaders())
Serial.printf("Request Header: %s = %s\n", h.name().c_str(), h.value().c_str());
request->send(200);
});
// curl -v -X GET -H "x-keep-me: value" http://192.168.4.1/middleware/test-header-free
// - requestLogger will log the incoming headers (including x-keep-me)
// - headerFree will remove all headers except x-keep-me and host
// - handler will log the remaining headers (x-keep-me and host)
server.on("/middleware/test-header-free", HTTP_GET, [](AsyncWebServerRequest* request) {
for (auto& h : request->getHeaders())
Serial.printf("Request Header: %s = %s\n", h.name().c_str(), h.value().c_str());
request->send(200);
})
.addMiddleware(&headerFree);
// basic authentication method
// curl -v -X GET -H "origin: http://192.168.4.1" -u admin:admin http://192.168.4.1/middleware/auth-basic
server.on("/middleware/auth-basic", HTTP_GET, [](AsyncWebServerRequest* request) {
request->send(200, "text/plain", "Hello, world!");
})
.addMiddleware(&basicAuth);
// basic authentication method with hash
// curl -v -X GET -H "origin: http://192.168.4.1" -u admin:admin http://192.168.4.1/middleware/auth-basic-hash
server.on("/middleware/auth-basic-hash", HTTP_GET, [](AsyncWebServerRequest* request) {
request->send(200, "text/plain", "Hello, world!");
})
.addMiddleware(&basicAuthHash);
// digest authentication
// curl -v -X GET -H "origin: http://192.168.4.1" -u admin:admin --digest http://192.168.4.1/middleware/auth-digest
server.on("/middleware/auth-digest", HTTP_GET, [](AsyncWebServerRequest* request) {
request->send(200, "text/plain", "Hello, world!");
})
.addMiddleware(&digestAuth);
// digest authentication with hash
// curl -v -X GET -H "origin: http://192.168.4.1" -u admin:admin --digest http://192.168.4.1/middleware/auth-digest-hash
server.on("/middleware/auth-digest-hash", HTTP_GET, [](AsyncWebServerRequest* request) {
request->send(200, "text/plain", "Hello, world!");
})
.addMiddleware(&digestAuthHash);
// test digest auth with cors
// curl -v -X GET -H "origin: http://192.168.4.1" --digest -u user:password http://192.168.4.1/middleware/auth-custom
server.on("/middleware/auth-custom", HTTP_GET, [](AsyncWebServerRequest* request) {
String buffer = "Hello ";
buffer.concat(request->getAttribute("user"));
buffer.concat(" with role: ");
buffer.concat(request->getAttribute("role"));
request->send(200, "text/plain", buffer);
})
.addMiddlewares({&complexAuth, &authz});
///////////////////////////////////////////////////////////////////////
// curl -v -X GET -H "origin: http://192.168.4.1" http://192.168.4.1/redirect
// curl -v -X POST -H "origin: http://192.168.4.1" http://192.168.4.1/redirect
server.on("/redirect", HTTP_GET | HTTP_POST, [](AsyncWebServerRequest* request) {
request->redirect("/");
});
server.on("/", HTTP_GET, [](AsyncWebServerRequest* request) {
request->send(200, "text/plain", "Hello, world");
});
server.on("/file", HTTP_GET, [](AsyncWebServerRequest* request) {
request->send(LittleFS, "/index.html");
});
/*
curl -I -X HEAD http://192.168.4.1/download
HTTP/1.1 200 OK
Content-Length: 1024
Content-Type: application/octet-stream
Connection: close
Accept-Ranges: bytes
*/
// Ref: https://github.com/mathieucarbou/ESPAsyncWebServer/pull/80
server.on("/download", HTTP_HEAD | HTTP_GET, [](AsyncWebServerRequest* request) {
if (request->method() == HTTP_HEAD) {
AsyncWebServerResponse* response = request->beginResponse(200, "application/octet-stream");
response->addHeader(asyncsrv::T_Accept_Ranges, "bytes");
response->addHeader(asyncsrv::T_Content_Length, 10);
response->setContentLength(1024); // overrides previous one
response->addHeader(asyncsrv::T_Content_Type, "foo");
response->setContentType("application/octet-stream"); // overrides previous one
// ...
request->send(response);
} else {
// ...
}
});
// Send a GET request to <IP>/get?message=<message>
server.on("/get", HTTP_GET, [](AsyncWebServerRequest* request) {
String message;
if (request->hasParam(PARAM_MESSAGE)) {
message = request->getParam(PARAM_MESSAGE)->value();
} else {
message = "No message sent";
}
request->send(200, "text/plain", "Hello, GET: " + message);
});
// Send a POST request to <IP>/post with a form field message set to <message>
server.on("/post", HTTP_POST, [](AsyncWebServerRequest* request) {
String message;
if (request->hasParam(PARAM_MESSAGE, true)) {
message = request->getParam(PARAM_MESSAGE, true)->value();
} else {
message = "No message sent";
}
request->send(200, "text/plain", "Hello, POST: " + message);
});
#if ASYNC_JSON_SUPPORT == 1
// JSON
// receives JSON and sends JSON
jsonHandler->onRequest([](AsyncWebServerRequest* request, JsonVariant& json) {
// JsonObject jsonObj = json.as<JsonObject>();
// ...
AsyncJsonResponse* response = new AsyncJsonResponse();
JsonObject root = response->getRoot().to<JsonObject>();
root["hello"] = "world";
response->setLength();
request->send(response);
});
// sends JSON
server.on("/json1", HTTP_GET, [](AsyncWebServerRequest* request) {
AsyncJsonResponse* response = new AsyncJsonResponse();
JsonObject root = response->getRoot().to<JsonObject>();
root["hello"] = "world";
response->setLength();
request->send(response);
});
// MessagePack
// receives MessagePack and sends MessagePack
msgPackHandler->onRequest([](AsyncWebServerRequest* request, JsonVariant& json) {
// JsonObject jsonObj = json.as<JsonObject>();
// ...
AsyncMessagePackResponse* response = new AsyncMessagePackResponse();
JsonObject root = response->getRoot().to<JsonObject>();
root["hello"] = "world";
response->setLength();
request->send(response);
});
// sends MessagePack
server.on("/msgpack1", HTTP_GET, [](AsyncWebServerRequest* request) {
AsyncMessagePackResponse* response = new AsyncMessagePackResponse();
JsonObject root = response->getRoot().to<JsonObject>();
root["hello"] = "world";
response->setLength();
request->send(response);
});
#endif
events.onConnect([](AsyncEventSourceClient* client) {
if (client->lastId()) {
Serial.printf("SSE Client reconnected! Last message ID that it gat is: %" PRIu32 "\n", client->lastId());
}
client->send("hello!", NULL, millis(), 1000);
});
server.on("/sse", HTTP_GET, [](AsyncWebServerRequest* request) {
request->send(200, "text/html", SSE_HTLM);
});
ws.onEvent([](AsyncWebSocket* server, AsyncWebSocketClient* client, AwsEventType type, void* arg, uint8_t* data, size_t len) {
(void)len;
if (type == WS_EVT_CONNECT) {
Serial.println("ws connect");
client->setCloseClientOnQueueFull(false);
client->ping();
} else if (type == WS_EVT_DISCONNECT) {
Serial.println("ws disconnect");
} else if (type == WS_EVT_ERROR) {
Serial.println("ws error");
} else if (type == WS_EVT_PONG) {
Serial.println("ws pong");
} else if (type == WS_EVT_DATA) {
AwsFrameInfo* info = (AwsFrameInfo*)arg;
String msg = "";
if (info->final && info->index == 0 && info->len == len) {
if (info->opcode == WS_TEXT) {
data[len] = 0;
Serial.printf("ws text: %s\n", (char*)data);
}
}
}
});
server.addHandler(&events);
server.addHandler(&ws);
#if ASYNC_JSON_SUPPORT == 1
server.addHandler(jsonHandler);
server.addHandler(msgPackHandler);
#endif
server.onNotFound(notFound);
server.begin();
}
uint32_t lastSSE = 0;
uint32_t deltaSSE = 5;
uint32_t lastWS = 0;
uint32_t deltaWS = 100;
void loop() {
uint32_t now = millis();
if (now - lastSSE >= deltaSSE) {
events.send(String("ping-") + now, "heartbeat", now);
lastSSE = millis();
}
if (now - lastWS >= deltaWS) {
ws.printfAll("kp%.4f", (10.0 / 3.0));
// ws.getClients
for (auto& client : ws.getClients()) {
client.text("kp%.4f", (10.0 / 3.0));
}
lastWS = millis();
}
}

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@ -1,37 +0,0 @@
#pragma once
#include <Stream.h>
class StreamConcat : public Stream {
public:
StreamConcat(Stream* s1, Stream* s2) : _s1(s1), _s2(s2) {}
size_t write(__unused const uint8_t* p, __unused size_t n) override { return 0; }
size_t write(__unused uint8_t c) override { return 0; }
void flush() override {}
int available() override { return _s1->available() + _s2->available(); }
int read() override {
int c = _s1->read();
return c != -1 ? c : _s2->read();
}
#if defined(TARGET_RP2040)
size_t readBytes(char* buffer, size_t length) {
#else
size_t readBytes(char* buffer, size_t length) override {
#endif
size_t count = _s1->readBytes(buffer, length);
return count > 0 ? count : _s2->readBytes(buffer, length);
}
int peek() override {
int c = _s1->peek();
return c != -1 ? c : _s2->peek();
}
private:
Stream* _s1;
Stream* _s2;
};

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#include <Arduino.h>
#include <DNSServer.h>
#ifdef ESP32
#include <AsyncTCP.h>
#include <WiFi.h>
#elif defined(ESP8266)
#include <ESP8266WiFi.h>
#include <ESPAsyncTCP.h>
#elif defined(TARGET_RP2040)
#include <WebServer.h>
#include <WiFi.h>
#endif
#include "StreamConcat.h"
#include "StreamString.h"
#include <ESPAsyncWebServer.h>
#include <LittleFS.h>
DNSServer dnsServer;
AsyncWebServer server(80);
void setup() {
Serial.begin(115200);
LittleFS.begin();
#ifndef CONFIG_IDF_TARGET_ESP32H2
WiFi.mode(WIFI_AP);
WiFi.softAP("esp-captive");
dnsServer.start(53, "*", WiFi.softAPIP());
#endif
File file1 = LittleFS.open("/header.html", "w");
file1.print("<html><head><title>ESP Captive Portal</title><meta http-equiv=\"refresh\" content=\"1\"></head><body>");
file1.close();
File file2 = LittleFS.open("/body.html", "w");
file2.print("<h1>Welcome to ESP Captive Portal</h1>");
file2.close();
File file3 = LittleFS.open("/footer.html", "w");
file3.print("</body></html>");
file3.close();
server.on("/", HTTP_GET, [](AsyncWebServerRequest* request) {
File header = LittleFS.open("/header.html", "r");
File body = LittleFS.open("/body.html", "r");
StreamConcat stream1(&header, &body);
StreamString content;
#if defined(TARGET_RP2040)
content.printf("FreeHeap: %d", rp2040.getFreeHeap());
#else
content.printf("FreeHeap: %" PRIu32, ESP.getFreeHeap());
#endif
StreamConcat stream2 = StreamConcat(&stream1, &content);
File footer = LittleFS.open("/footer.html", "r");
StreamConcat stream3 = StreamConcat(&stream2, &footer);
request->send(stream3, "text/html", stream3.available());
header.close();
body.close();
footer.close();
});
server.onNotFound([](AsyncWebServerRequest* request) {
request->send(404, "text/plain", "Not found");
});
server.begin();
}
uint32_t last = 0;
void loop() {
// dnsServer.processNextRequest();
if (millis() - last > 2000) {
#if defined(TARGET_RP2040)
Serial.printf("FreeHeap: %d", rp2040.getFreeHeap());
#else
Serial.printf("FreeHeap: %" PRIu32, ESP.getFreeHeap());
#endif
last = millis();
}
}

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@ -1,40 +0,0 @@
#pragma once
#include <Stream.h>
class StreamString : public Stream {
public:
size_t write(const uint8_t* p, size_t n) override { return _buffer.concat(reinterpret_cast<const char*>(p), n) ? n : 0; }
size_t write(uint8_t c) override { return _buffer.concat(static_cast<char>(c)) ? 1 : 0; }
void flush() override {}
int available() override { return static_cast<int>(_buffer.length()); }
int read() override {
if (_buffer.length() == 0)
return -1;
char c = _buffer[0];
_buffer.remove(0, 1);
return c;
}
#if defined(TARGET_RP2040)
size_t readBytes(char* buffer, size_t length) {
#else
size_t readBytes(char* buffer, size_t length) override {
#endif
if (length > _buffer.length())
length = _buffer.length();
// Don't use _str.ToCharArray() because it inserts a terminator
memcpy(buffer, _buffer.c_str(), length);
_buffer.remove(0, static_cast<unsigned int>(length));
return length;
}
int peek() override { return _buffer.length() > 0 ? _buffer[0] : -1; }
const String& buffer() const { return _buffer; }
private:
String _buffer;
};

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@ -1,107 +0,0 @@
#include <DNSServer.h>
#ifdef ESP32
#include <AsyncTCP.h>
#include <WiFi.h>
#elif defined(ESP8266)
#include <ESP8266WiFi.h>
#include <ESPAsyncTCP.h>
#elif defined(TARGET_RP2040)
#include <WebServer.h>
#include <WiFi.h>
#endif
#include "ESPAsyncWebServer.h"
const char appWebPage[] PROGMEM = R"rawliteral(
<body>
<button id="button1" onclick="fetch('/button1');">Relay1</button>
<script>
const evtSource = new EventSource("/events");
button1 = document.getElementById("button1");
evtSource.addEventListener('state', (e) => {
const data = JSON.parse(e.data);
console.log('Event Source data: ', data);
if (data.button1) {
button1.style.backgroundColor = "green";
}
else {
button1.style.backgroundColor = "red";
}
});
</script>
</body>
)rawliteral";
AsyncWebServer server(80);
AsyncEventSource events("/events");
const uint32_t interval = 1000;
const int button1Pin = 4;
uint32_t lastSend = 0;
void prepareJson(String& buffer) {
buffer.reserve(512);
buffer.concat("{\"button1\":");
buffer.concat(digitalRead(button1Pin) == LOW);
buffer.concat(",\"1234567890abcdefghij1234567890abcdefghij1234567890abcdefghij1234567890abcdefghij1234567890abcdefghij1234567890abcdefghij\":");
buffer.concat(random(0, 999999999));
buffer.concat("}");
}
void setup() {
Serial.begin(115200);
#if ARDUINO_USB_CDC_ON_BOOT
Serial.setTxTimeoutMs(0);
delay(100);
#else
while (!Serial)
yield();
#endif
randomSeed(micros());
pinMode(button1Pin, OUTPUT);
digitalWrite(button1Pin, HIGH);
WiFi.softAP("esp-captive");
server.on("/", HTTP_GET, [](AsyncWebServerRequest* request) {
request->send(200, "text/html", appWebPage);
});
server.on("/button1", HTTP_GET, [](AsyncWebServerRequest* request) {
request->send(200, "text/plain", "OK");
digitalWrite(button1Pin, digitalRead(button1Pin) == LOW ? HIGH : LOW);
String buffer;
prepareJson(buffer);
ESP_LOGI("async_tcp", "Sending from handler...");
events.send(buffer.c_str(), "state", millis());
ESP_LOGI("async_tcp", "Sent from handler!");
});
events.onConnect([](AsyncEventSourceClient* client) {
String buffer;
prepareJson(buffer);
ESP_LOGI("async_tcp", "Sending from onConnect...");
client->send(buffer.c_str(), "state", millis(), 5000);
ESP_LOGI("async_tcp", "Sent from onConnect!");
});
server.addHandler(&events);
DefaultHeaders::Instance().addHeader("Access-Control-Allow-Origin", "*");
server.begin();
}
void loop() {
if (millis() - lastSend >= interval) {
String buffer;
prepareJson(buffer);
ESP_LOGI("loop", "Sending...");
events.send(buffer.c_str(), "state", millis());
ESP_LOGI("loop", "Sent!");
lastSend = millis();
}
}

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-DASYNCWEBSERVER_REGEX=1

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//
// A simple server implementation with regex routes:
// * serve static messages
// * read GET and POST parameters
// * handle missing pages / 404s
//
// Add buildflag ASYNCWEBSERVER_REGEX to enable the regex support
// For platformio: platformio.ini:
// build_flags =
// -DASYNCWEBSERVER_REGEX
// For arduino IDE: create/update platform.local.txt
// Windows: C:\Users\(username)\AppData\Local\Arduino15\packages\espxxxx\hardware\espxxxx\{version}\platform.local.txt
// Linux: ~/.arduino15/packages/espxxxx/hardware/espxxxx/{version}/platform.local.txt
//
// compiler.cpp.extra_flags=-DASYNCWEBSERVER_REGEX=1
#include <Arduino.h>
#ifdef ESP32
#include <WiFi.h>
#include <AsyncTCP.h>
#elif defined(ESP8266)
#include <ESP8266WiFi.h>
#include <ESPAsyncTCP.h>
#endif
#include <ESPAsyncWebServer.h>
AsyncWebServer server(80);
const char* ssid = "YOUR_SSID";
const char* password = "YOUR_PASSWORD";
const char* PARAM_MESSAGE = "message";
void notFound(AsyncWebServerRequest *request) {
request->send(404, "text/plain", "Not found");
}
void setup() {
Serial.begin(115200);
WiFi.mode(WIFI_STA);
WiFi.begin(ssid, password);
if (WiFi.waitForConnectResult() != WL_CONNECTED) {
Serial.printf("WiFi Failed!\n");
return;
}
Serial.print("IP Address: ");
Serial.println(WiFi.localIP());
server.on("/", HTTP_GET, [](AsyncWebServerRequest *request){
request->send(200, "text/plain", "Hello, world");
});
// Send a GET request to <IP>/sensor/<number>
server.on("^\\/sensor\\/([0-9]+)$", HTTP_GET, [] (AsyncWebServerRequest *request) {
String sensorNumber = request->pathArg(0);
request->send(200, "text/plain", "Hello, sensor: " + sensorNumber);
});
// Send a GET request to <IP>/sensor/<number>/action/<action>
server.on("^\\/sensor\\/([0-9]+)\\/action\\/([a-zA-Z0-9]+)$", HTTP_GET, [] (AsyncWebServerRequest *request) {
String sensorNumber = request->pathArg(0);
String action = request->pathArg(1);
request->send(200, "text/plain", "Hello, sensor: " + sensorNumber + ", with action: " + action);
});
server.onNotFound(notFound);
server.begin();
}
void loop() {
}

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//
// A simple server implementation showing how to:
// * serve static messages
// * read GET and POST parameters
// * handle missing pages / 404s
//
#include <Arduino.h>
#ifdef ESP32
#include <WiFi.h>
#include <AsyncTCP.h>
#elif defined(ESP8266)
#include <ESP8266WiFi.h>
#include <ESPAsyncTCP.h>
#endif
#include <ESPAsyncWebServer.h>
AsyncWebServer server(80);
const char* ssid = "YOUR_SSID";
const char* password = "YOUR_PASSWORD";
const char* PARAM_MESSAGE = "message";
void notFound(AsyncWebServerRequest *request) {
request->send(404, "text/plain", "Not found");
}
void setup() {
Serial.begin(115200);
WiFi.mode(WIFI_STA);
WiFi.begin(ssid, password);
if (WiFi.waitForConnectResult() != WL_CONNECTED) {
Serial.printf("WiFi Failed!\n");
return;
}
Serial.print("IP Address: ");
Serial.println(WiFi.localIP());
server.on("/", HTTP_GET, [](AsyncWebServerRequest *request){
request->send(200, "text/plain", "Hello, world");
});
// Send a GET request to <IP>/get?message=<message>
server.on("/get", HTTP_GET, [] (AsyncWebServerRequest *request) {
String message;
if (request->hasParam(PARAM_MESSAGE)) {
message = request->getParam(PARAM_MESSAGE)->value();
} else {
message = "No message sent";
}
request->send(200, "text/plain", "Hello, GET: " + message);
});
// Send a POST request to <IP>/post with a form field message set to <message>
server.on("/post", HTTP_POST, [](AsyncWebServerRequest *request){
String message;
if (request->hasParam(PARAM_MESSAGE, true)) {
message = request->getParam(PARAM_MESSAGE, true)->value();
} else {
message = "No message sent";
}
request->send(200, "text/plain", "Hello, POST: " + message);
});
server.onNotFound(notFound);
server.begin();
}
void loop() {
}

3
keywords.txt Executable file
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@ -0,0 +1,3 @@
JsonArray KEYWORD1
add KEYWORD2
createArray KEYWORD3

19
library.json Normal file
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{
"name":"ESPAsyncWebServer-esphome",
"description":"Asynchronous HTTP and WebSocket Server Library for ESP8266 and ESP32",
"keywords":"http,async,websocket,webserver",
"authors":
{
"name": "ESPHome Team",
"maintainer": true
},
"repository":
{
"type": "git",
"url": "https://github.com/esphome/ESPAsyncWebServer.git"
},
"version": "3.1.0",
"license": "LGPL-3.0",
"frameworks": "arduino",
"platforms": ["espressif8266", "espressif32", "libretiny"]
}

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@ -1,64 +0,0 @@
{
"name": "ESPAsyncWebServer",
"version": "3.3.7",
"description": "Asynchronous HTTP and WebSocket Server Library for ESP32, ESP8266 and RP2040. Supports: WebSocket, SSE, Authentication, Arduino Json 7, File Upload, Static File serving, URL Rewrite, URL Redirect, etc.",
"keywords": "http,async,websocket,webserver",
"homepage": "https://github.com/mathieucarbou/ESPAsyncWebServer",
"repository": {
"type": "git",
"url": "https://github.com/mathieucarbou/ESPAsyncWebServer.git"
},
"authors": [
{
"name": "Hristo Gochkov"
},
{
"name": "Mathieu Carbou",
"maintainer": true
}
],
"license": "LGPL-3.0",
"frameworks": "arduino",
"platforms": [
"espressif32",
"espressif8266",
"raspberrypi"
],
"dependencies": [
{
"owner": "mathieucarbou",
"name": "AsyncTCP",
"version": "^3.2.5",
"platforms": "espressif32"
},
{
"owner": "esphome",
"name": "ESPAsyncTCP-esphome",
"version": "^2.0.0",
"platforms": "espressif8266"
},
{
"name": "Hash",
"platforms": "espressif8266"
},
{
"owner": "khoih-prog",
"name": "AsyncTCP_RP2040W",
"version": "^1.2.0",
"platforms": "raspberrypi"
}
],
"export": {
"include": [
"examples",
"src",
"library.json",
"library.properties",
"LICENSE",
"README.md"
]
},
"build": {
"libCompatMode": "strict"
}
}

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name=ESPAsyncWebServer
version=3.3.7
author=Me-No-Dev
maintainer=Mathieu Carbou <mathieu.carbou@gmail.com>
sentence=Asynchronous HTTP and WebSocket Server Library for ESP32, ESP8266 and RP2040
paragraph=Supports: WebSocket, SSE, Authentication, Arduino Json 7, File Upload, Static File serving, URL Rewrite, URL Redirect, etc
category=Other
url=https://github.com/mathieucarbou/ESPAsyncWebServer
architectures=*
license=LGPL-3.0

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[platformio]
default_envs = arduino-2, arduino-3, arduino-310rc1, esp8266, raspberrypi
lib_dir = .
; src_dir = examples/CaptivePortal
src_dir = examples/SimpleServer
; src_dir = examples/StreamFiles
; src_dir = examples/Filters
; src_dir = examples/Draft
; src_dir = examples/issues/Issue14
[env]
framework = arduino
build_flags =
-Wall -Wextra
-Wno-unused-parameter
-D CONFIG_ARDUHAL_LOG_COLORS
-D CORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
-D CONFIG_ASYNC_TCP_MAX_ACK_TIME=3000
-D CONFIG_ASYNC_TCP_PRIORITY=10
-D CONFIG_ASYNC_TCP_QUEUE_SIZE=128
-D CONFIG_ASYNC_TCP_RUNNING_CORE=1
-D CONFIG_ASYNC_TCP_STACK_SIZE=4096
upload_protocol = esptool
monitor_speed = 115200
monitor_filters = esp32_exception_decoder, log2file
lib_deps =
; bblanchon/ArduinoJson @ 5.13.4
; bblanchon/ArduinoJson @ 6.21.5
bblanchon/ArduinoJson @ 7.2.0
mathieucarbou/AsyncTCP @ 3.2.5
board = esp32dev
[env:arduino-2]
platform = espressif32@6.9.0
[env:arduino-3]
platform = https://github.com/pioarduino/platform-espressif32/releases/download/51.03.05/platform-espressif32.zip
; board = esp32-s3-devkitc-1
; board = esp32-c6-devkitc-1
[env:arduino-3-no-json]
platform = https://github.com/pioarduino/platform-espressif32/releases/download/51.03.05/platform-espressif32.zip
; board = esp32-s3-devkitc-1
; board = esp32-c6-devkitc-1
lib_deps =
mathieucarbou/AsyncTCP @ 3.2.5
[env:arduino-310rc1]
platform = https://github.com/pioarduino/platform-espressif32/releases/download/53.03.10-rc1/platform-espressif32.zip
; board = esp32-s3-devkitc-1
; board = esp32-c6-devkitc-1
[env:esp8266]
platform = espressif8266
board = huzzah
; board = d1_mini
lib_deps =
bblanchon/ArduinoJson @ 7.2.0
esphome/ESPAsyncTCP-esphome @ 2.0.0
; PlatformIO support for Raspberry Pi Pico is not official
; https://github.com/platformio/platform-raspberrypi/pull/36
; https://github.com/earlephilhower/arduino-pico/blob/master/docs/platformio.rst
; board settings: https://github.com/earlephilhower/arduino-pico/blob/master/tools/json/rpipico.json
[env:raspberrypi]
upload_protocol = picotool
; platform = raspberrypi
platform = https://github.com/maxgerhardt/platform-raspberrypi.git#f2687073f73d554c9db41f29b4769fd9703f4e55
board = rpipicow
lib_deps =
bblanchon/ArduinoJson @ 7.2.0
khoih-prog/AsyncTCP_RP2040W @ 1.2.0
build_flags = ${env.build_flags}
-Wno-missing-field-initializers
; CI
[env:ci-arduino-2]
platform = espressif32@6.9.0
board = ${sysenv.PIO_BOARD}
[env:ci-arduino-3]
platform = https://github.com/pioarduino/platform-espressif32/releases/download/51.03.05/platform-espressif32.zip
board = ${sysenv.PIO_BOARD}
[env:ci-arduino-3-no-json]
platform = https://github.com/pioarduino/platform-espressif32/releases/download/51.03.05/platform-espressif32.zip
board = ${sysenv.PIO_BOARD}
lib_deps =
mathieucarbou/AsyncTCP @ 3.2.5
[env:ci-arduino-310rc1]
platform = https://github.com/pioarduino/platform-espressif32/releases/download/53.03.10-rc1/platform-espressif32.zip
board = ${sysenv.PIO_BOARD}
[env:ci-esp8266]
platform = espressif8266
board = ${sysenv.PIO_BOARD}
lib_deps =
bblanchon/ArduinoJson @ 7.2.0
esphome/ESPAsyncTCP-esphome @ 2.0.0
[env:ci-raspberrypi]
; platform = raspberrypi
platform = https://github.com/maxgerhardt/platform-raspberrypi.git#f2687073f73d554c9db41f29b4769fd9703f4e55
board = ${sysenv.PIO_BOARD}
lib_deps =
bblanchon/ArduinoJson @ 7.2.0
khoih-prog/AsyncTCP_RP2040W @ 1.2.0
build_flags = ${env.build_flags}
-Wno-missing-field-initializers

View File

@ -18,70 +18,65 @@
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/ */
#include "Arduino.h" #include "Arduino.h"
#if defined(ESP32)
#include <rom/ets_sys.h>
#endif
#include "AsyncEventSource.h" #include "AsyncEventSource.h"
using namespace asyncsrv; static String generateEventMessage(const char *message, const char *event, uint32_t id, uint32_t reconnect){
String ev = "";
static String generateEventMessage(const char* message, const char* event, uint32_t id, uint32_t reconnect) { if(reconnect){
String ev; ev += "retry: ";
ev += String(reconnect);
if (reconnect) { ev += "\r\n";
ev += T_retry_;
ev += reconnect;
ev += T_rn;
} }
if (id) { if(id){
ev += T_id__; ev += "id: ";
ev += id; ev += String(id);
ev += T_rn; ev += "\r\n";
} }
if (event != NULL) { if(event != NULL){
ev += T_event_; ev += "event: ";
ev += event; ev += String(event);
ev += T_rn; ev += "\r\n";
} }
if (message != NULL) { if(message != NULL){
size_t messageLen = strlen(message); size_t messageLen = strlen(message);
char* lineStart = (char*)message; char * lineStart = (char *)message;
char* lineEnd; char * lineEnd;
do { do {
char* nextN = strchr(lineStart, '\n'); char * nextN = strchr(lineStart, '\n');
char* nextR = strchr(lineStart, '\r'); char * nextR = strchr(lineStart, '\r');
if (nextN == NULL && nextR == NULL) { if(nextN == NULL && nextR == NULL){
size_t llen = ((char*)message + messageLen) - lineStart; size_t llen = ((char *)message + messageLen) - lineStart;
char* ldata = (char*)malloc(llen + 1); char * ldata = (char *)malloc(llen+1);
if (ldata != NULL) { if(ldata != NULL){
memcpy(ldata, lineStart, llen); memcpy(ldata, lineStart, llen);
ldata[llen] = 0; ldata[llen] = 0;
ev += T_data_; ev += "data: ";
ev += ldata; ev += ldata;
ev += T_rnrn; ev += "\r\n\r\n";
free(ldata); free(ldata);
} }
lineStart = (char*)message + messageLen; lineStart = (char *)message + messageLen;
} else { } else {
char* nextLine = NULL; char * nextLine = NULL;
if (nextN != NULL && nextR != NULL) { if(nextN != NULL && nextR != NULL){
if (nextR < nextN) { if(nextR < nextN){
lineEnd = nextR; lineEnd = nextR;
if (nextN == (nextR + 1)) if(nextN == (nextR + 1))
nextLine = nextN + 1; nextLine = nextN + 1;
else else
nextLine = nextR + 1; nextLine = nextR + 1;
} else { } else {
lineEnd = nextN; lineEnd = nextN;
if (nextR == (nextN + 1)) if(nextR == (nextN + 1))
nextLine = nextR + 1; nextLine = nextR + 1;
else else
nextLine = nextN + 1; nextLine = nextN + 1;
} }
} else if (nextN != NULL) { } else if(nextN != NULL){
lineEnd = nextN; lineEnd = nextN;
nextLine = nextN + 1; nextLine = nextN + 1;
} else { } else {
@ -90,20 +85,20 @@ static String generateEventMessage(const char* message, const char* event, uint3
} }
size_t llen = lineEnd - lineStart; size_t llen = lineEnd - lineStart;
char* ldata = (char*)malloc(llen + 1); char * ldata = (char *)malloc(llen+1);
if (ldata != NULL) { if(ldata != NULL){
memcpy(ldata, lineStart, llen); memcpy(ldata, lineStart, llen);
ldata[llen] = 0; ldata[llen] = 0;
ev += T_data_; ev += "data: ";
ev += ldata; ev += ldata;
ev += T_rn; ev += "\r\n";
free(ldata); free(ldata);
} }
lineStart = nextLine; lineStart = nextLine;
if (lineStart == ((char*)message + messageLen)) if(lineStart == ((char *)message + messageLen))
ev += T_rn; ev += "\r\n";
} }
} while (lineStart < ((char*)message + messageLen)); } while(lineStart < ((char *)message + messageLen));
} }
return ev; return ev;
@ -111,10 +106,11 @@ static String generateEventMessage(const char* message, const char* event, uint3
// Message // Message
AsyncEventSourceMessage::AsyncEventSourceMessage(const char* data, size_t len) AsyncEventSourceMessage::AsyncEventSourceMessage(const char * data, size_t len)
: _data(nullptr), _len(len), _sent(0), _acked(0) { : _data(nullptr), _len(len), _sent(0), _acked(0)
_data = (uint8_t*)malloc(_len + 1); {
if (_data == nullptr) { _data = (uint8_t*)malloc(_len+1);
if(_data == nullptr){
_len = 0; _len = 0;
} else { } else {
memcpy(_data, data, len); memcpy(_data, data, len);
@ -123,13 +119,14 @@ AsyncEventSourceMessage::AsyncEventSourceMessage(const char* data, size_t len)
} }
AsyncEventSourceMessage::~AsyncEventSourceMessage() { AsyncEventSourceMessage::~AsyncEventSourceMessage() {
if (_data != NULL) if(_data != NULL)
free(_data); free(_data);
} }
size_t AsyncEventSourceMessage::ack(size_t len, __attribute__((unused)) uint32_t time) { size_t AsyncEventSourceMessage::ack(size_t len, uint32_t time) {
(void)time;
// If the whole message is now acked... // If the whole message is now acked...
if (_acked + len > _len) { if(_acked + len > _len){
// Return the number of extra bytes acked (they will be carried on to the next message) // Return the number of extra bytes acked (they will be carried on to the next message)
const size_t extra = _acked + len - _len; const size_t extra = _acked + len - _len;
_acked = _len; _acked = _len;
@ -140,269 +137,233 @@ size_t AsyncEventSourceMessage::ack(size_t len, __attribute__((unused)) uint32_t
return 0; return 0;
} }
size_t AsyncEventSourceMessage::write(AsyncClient* client) { size_t AsyncEventSourceMessage::send(AsyncClient *client) {
if (_sent >= _len || !client->canSend()) { if (!client->canSend())
return 0;
const size_t len = _len - _sent;
if(client->space() < len){
return 0; return 0;
} }
size_t len = min(_len - _sent, client->space()); size_t sent = client->add((const char *)_data, len);
size_t sent = client->add((const char*)_data + _sent, len); client->send();
_sent += sent; _sent += sent;
return sent; return sent;
} }
size_t AsyncEventSourceMessage::send(AsyncClient* client) {
size_t sent = write(client);
return sent && client->send() ? sent : 0;
}
// Client // Client
AsyncEventSourceClient::AsyncEventSourceClient(AsyncWebServerRequest* request, AsyncEventSource* server) { AsyncEventSourceClient::AsyncEventSourceClient(AsyncWebServerRequest *request, AsyncEventSource *server)
: _messageQueue(LinkedList<AsyncEventSourceMessage *>([](AsyncEventSourceMessage *m){ delete m; }))
{
_client = request->client(); _client = request->client();
_server = server; _server = server;
_lastId = 0; _lastId = 0;
if (request->hasHeader(T_Last_Event_ID)) if(request->hasHeader("Last-Event-ID"))
_lastId = atoi(request->getHeader(T_Last_Event_ID)->value().c_str()); _lastId = atoi(request->getHeader("Last-Event-ID")->value().c_str());
_client->setRxTimeout(0); _client->setRxTimeout(0);
_client->onError(NULL, NULL); _client->onError(NULL, NULL);
_client->onAck([](void* r, AsyncClient* c, size_t len, uint32_t time) { (void)c; ((AsyncEventSourceClient*)(r))->_onAck(len, time); }, this); _client->onAck([](void *r, AsyncClient* c, size_t len, uint32_t time){ (void)c; ((AsyncEventSourceClient*)(r))->_onAck(len, time); }, this);
_client->onPoll([](void* r, AsyncClient* c) { (void)c; ((AsyncEventSourceClient*)(r))->_onPoll(); }, this); _client->onPoll([](void *r, AsyncClient* c){ (void)c; ((AsyncEventSourceClient*)(r))->_onPoll(); }, this);
_client->onData(NULL, NULL); _client->onData(NULL, NULL);
_client->onTimeout([this](void* r, AsyncClient* c __attribute__((unused)), uint32_t time) { ((AsyncEventSourceClient*)(r))->_onTimeout(time); }, this); _client->onTimeout([this](void *r, AsyncClient* c __attribute__((unused)), uint32_t time){ ((AsyncEventSourceClient*)(r))->_onTimeout(time); }, this);
_client->onDisconnect([this](void* r, AsyncClient* c) { ((AsyncEventSourceClient*)(r))->_onDisconnect(); delete c; }, this); _client->onDisconnect([this](void *r, AsyncClient* c){ ((AsyncEventSourceClient*)(r))->_onDisconnect(); delete c; }, this);
_server->_addClient(this); _server->_addClient(this);
delete request; delete request;
_client->setNoDelay(true);
} }
AsyncEventSourceClient::~AsyncEventSourceClient() { AsyncEventSourceClient::~AsyncEventSourceClient(){
#ifdef ESP32 _messageQueue.free();
std::lock_guard<std::mutex> lock(_lockmq);
#endif
_messageQueue.clear();
close(); close();
} }
void AsyncEventSourceClient::_queueMessage(const char* message, size_t len) { void AsyncEventSourceClient::_queueMessage(AsyncEventSourceMessage *dataMessage){
#ifdef ESP32 if(dataMessage == NULL)
// length() is not thread-safe, thus acquiring the lock before this call.. return;
std::lock_guard<std::mutex> lock(_lockmq); if(!connected()){
#endif delete dataMessage;
if (_messageQueue.size() >= SSE_MAX_QUEUED_MESSAGES) {
#ifdef ESP8266
ets_printf(String(F("ERROR: Too many messages queued\n")).c_str());
#elif defined(ESP32)
log_e("Too many messages queued: deleting message");
#endif
return; return;
} }
if(_messageQueue.length() >= SSE_MAX_QUEUED_MESSAGES){
ets_printf("ERROR: Too many messages queued\n");
delete dataMessage;
} else {
_messageQueue.add(dataMessage);
}
if(_client->canSend())
_runQueue();
}
_messageQueue.emplace_back(message, len); void AsyncEventSourceClient::_onAck(size_t len, uint32_t time){
// runqueue trigger when new messages added while(len && !_messageQueue.isEmpty()){
if (_client->canSend()) { len = _messageQueue.front()->ack(len, time);
if(_messageQueue.front()->finished())
_messageQueue.remove(_messageQueue.front());
}
_runQueue();
}
void AsyncEventSourceClient::_onPoll(){
if(!_messageQueue.isEmpty()){
_runQueue(); _runQueue();
} }
} }
void AsyncEventSourceClient::_onAck(size_t len __attribute__((unused)), uint32_t time __attribute__((unused))) {
#ifdef ESP32
// Same here, acquiring the lock early
std::lock_guard<std::mutex> lock(_lockmq);
#endif
_runQueue();
}
void AsyncEventSourceClient::_onPoll() { void AsyncEventSourceClient::_onTimeout(uint32_t time __attribute__((unused))){
#ifdef ESP32
// Same here, acquiring the lock early
std::lock_guard<std::mutex> lock(_lockmq);
#endif
if (_messageQueue.size()) {
_runQueue();
}
}
void AsyncEventSourceClient::_onTimeout(uint32_t time __attribute__((unused))) {
_client->close(true); _client->close(true);
} }
void AsyncEventSourceClient::_onDisconnect() { void AsyncEventSourceClient::_onDisconnect(){
_client = NULL; _client = NULL;
_server->_handleDisconnect(this); _server->_handleDisconnect(this);
} }
void AsyncEventSourceClient::close() { void AsyncEventSourceClient::close(){
if (_client != NULL) if(_client != NULL)
_client->close(); _client->close();
} }
void AsyncEventSourceClient::write(const char* message, size_t len) { void AsyncEventSourceClient::write(const char * message, size_t len){
if (!connected()) _queueMessage(new AsyncEventSourceMessage(message, len));
return;
_queueMessage(message, len);
} }
void AsyncEventSourceClient::send(const char* message, const char* event, uint32_t id, uint32_t reconnect) { void AsyncEventSourceClient::send(const char *message, const char *event, uint32_t id, uint32_t reconnect){
if (!connected())
return;
String ev = generateEventMessage(message, event, id, reconnect); String ev = generateEventMessage(message, event, id, reconnect);
_queueMessage(ev.c_str(), ev.length()); _queueMessage(new AsyncEventSourceMessage(ev.c_str(), ev.length()));
} }
size_t AsyncEventSourceClient::packetsWaiting() const { void AsyncEventSourceClient::_runQueue(){
#ifdef ESP32 while(!_messageQueue.isEmpty() && _messageQueue.front()->finished()){
std::lock_guard<std::mutex> lock(_lockmq); _messageQueue.remove(_messageQueue.front());
#endif }
return _messageQueue.size();
for(auto i = _messageQueue.begin(); i != _messageQueue.end(); ++i)
{
if(!(*i)->sent())
(*i)->send(_client);
}
} }
void AsyncEventSourceClient::_runQueue() {
size_t total_bytes_written = 0;
for (auto i = _messageQueue.begin(); i != _messageQueue.end(); ++i) {
if (!i->sent()) {
const size_t bytes_written = i->write(_client);
total_bytes_written += bytes_written;
if (bytes_written == 0)
break;
}
}
if (total_bytes_written > 0)
_client->send();
size_t len = total_bytes_written;
while (len && _messageQueue.size()) {
len = _messageQueue.front().ack(len);
if (_messageQueue.front().finished()) {
_messageQueue.pop_front();
}
}
}
// Handler // Handler
void AsyncEventSource::onConnect(ArEventHandlerFunction cb) {
AsyncEventSource::AsyncEventSource(const String& url)
: _url(url)
, _clients(LinkedList<AsyncEventSourceClient *>([](AsyncEventSourceClient *c){ delete c; }))
, _connectcb(NULL)
{}
AsyncEventSource::~AsyncEventSource(){
close();
}
void AsyncEventSource::onConnect(ArEventHandlerFunction cb){
_connectcb = cb; _connectcb = cb;
} }
void AsyncEventSource::authorizeConnect(ArAuthorizeConnectHandler cb) { void AsyncEventSource::_addClient(AsyncEventSourceClient * client){
AuthorizationMiddleware* m = new AuthorizationMiddleware(401, cb); /*char * temp = (char *)malloc(2054);
m->_freeOnRemoval = true; if(temp != NULL){
addMiddleware(m); memset(temp+1,' ',2048);
} temp[0] = ':';
temp[2049] = '\r';
temp[2050] = '\n';
temp[2051] = '\r';
temp[2052] = '\n';
temp[2053] = 0;
client->write((const char *)temp, 2053);
free(temp);
}*/
void AsyncEventSource::_addClient(AsyncEventSourceClient* client) { _clients.add(client);
if (!client) if(_connectcb)
return;
#ifdef ESP32
std::lock_guard<std::mutex> lock(_client_queue_lock);
#endif
_clients.emplace_back(client);
if (_connectcb)
_connectcb(client); _connectcb(client);
} }
void AsyncEventSource::_handleDisconnect(AsyncEventSourceClient* client) { void AsyncEventSource::_handleDisconnect(AsyncEventSourceClient * client){
#ifdef ESP32 _clients.remove(client);
std::lock_guard<std::mutex> lock(_client_queue_lock);
#endif
for (auto i = _clients.begin(); i != _clients.end(); ++i) {
if (i->get() == client)
_clients.erase(i);
}
} }
void AsyncEventSource::close() { void AsyncEventSource::close(){
// While the whole loop is not done, the linked list is locked and so the for(const auto &c: _clients){
// iterator should remain valid even when AsyncEventSource::_handleDisconnect() if(c->connected())
// is called very early
#ifdef ESP32
std::lock_guard<std::mutex> lock(_client_queue_lock);
#endif
for (const auto& c : _clients) {
if (c->connected())
c->close(); c->close();
} }
} }
// pmb fix // pmb fix
size_t AsyncEventSource::avgPacketsWaiting() const { size_t AsyncEventSource::avgPacketsWaiting() const {
size_t aql = 0; if(_clients.isEmpty())
uint32_t nConnectedClients = 0;
#ifdef ESP32
std::lock_guard<std::mutex> lock(_client_queue_lock);
#endif
if (!_clients.size())
return 0; return 0;
for (const auto& c : _clients) { size_t aql=0;
if (c->connected()) { uint32_t nConnectedClients=0;
aql += c->packetsWaiting();
for(const auto &c: _clients){
if(c->connected()) {
aql+=c->packetsWaiting();
++nConnectedClients; ++nConnectedClients;
} }
} }
return ((aql) + (nConnectedClients / 2)) / (nConnectedClients); // round up // return aql / nConnectedClients;
return ((aql) + (nConnectedClients/2))/(nConnectedClients); // round up
} }
void AsyncEventSource::send( void AsyncEventSource::send(const char *message, const char *event, uint32_t id, uint32_t reconnect){
const char* message, const char* event, uint32_t id, uint32_t reconnect) {
String ev = generateEventMessage(message, event, id, reconnect); String ev = generateEventMessage(message, event, id, reconnect);
#ifdef ESP32 for(const auto &c: _clients){
std::lock_guard<std::mutex> lock(_client_queue_lock); if(c->connected()) {
#endif
for (const auto& c : _clients) {
if (c->connected()) {
c->write(ev.c_str(), ev.length()); c->write(ev.c_str(), ev.length());
} }
} }
} }
size_t AsyncEventSource::count() const { size_t AsyncEventSource::count() const {
#ifdef ESP32 return _clients.count_if([](AsyncEventSourceClient *c){
std::lock_guard<std::mutex> lock(_client_queue_lock); return c->connected();
#endif });
size_t n_clients{0};
for (const auto& i : _clients)
if (i->connected())
++n_clients;
return n_clients;
} }
bool AsyncEventSource::canHandle(AsyncWebServerRequest* request) { bool AsyncEventSource::canHandle(AsyncWebServerRequest *request){
if (request->method() != HTTP_GET || !request->url().equals(_url)) { if(request->method() != HTTP_GET || !request->url().equals(_url)) {
return false; return false;
} }
request->addInterestingHeader("Last-Event-ID");
return true; return true;
} }
void AsyncEventSource::handleRequest(AsyncWebServerRequest* request) { void AsyncEventSource::handleRequest(AsyncWebServerRequest *request){
if((_username != "" && _password != "") && !request->authenticate(_username.c_str(), _password.c_str()))
return request->requestAuthentication();
request->send(new AsyncEventSourceResponse(this)); request->send(new AsyncEventSourceResponse(this));
} }
// Response // Response
AsyncEventSourceResponse::AsyncEventSourceResponse(AsyncEventSource* server) { AsyncEventSourceResponse::AsyncEventSourceResponse(AsyncEventSource *server){
_server = server; _server = server;
_code = 200; _code = 200;
_contentType = T_text_event_stream; _contentType = "text/event-stream";
_sendContentLength = false; _sendContentLength = false;
addHeader(T_Cache_Control, T_no_cache); addHeader("Cache-Control", "no-cache");
addHeader(T_Connection, T_keep_alive); addHeader("Connection","keep-alive");
} }
void AsyncEventSourceResponse::_respond(AsyncWebServerRequest* request) { void AsyncEventSourceResponse::_respond(AsyncWebServerRequest *request){
String out; String out = _assembleHead(request->version());
_assembleHead(out, request->version());
request->client()->write(out.c_str(), _headLength); request->client()->write(out.c_str(), _headLength);
_state = RESPONSE_WAIT_ACK; _state = RESPONSE_WAIT_ACK;
} }
size_t AsyncEventSourceResponse::_ack(AsyncWebServerRequest* request, size_t len, uint32_t time __attribute__((unused))) { size_t AsyncEventSourceResponse::_ack(AsyncWebServerRequest *request, size_t len, uint32_t time __attribute__((unused))){
if (len) { if(len){
new AsyncEventSourceClient(request, _server); new AsyncEventSourceClient(request, _server);
} }
return 0; return 0;
} }

View File

@ -21,133 +21,117 @@
#define ASYNCEVENTSOURCE_H_ #define ASYNCEVENTSOURCE_H_
#include <Arduino.h> #include <Arduino.h>
#ifdef ESP32 #include <Arduino.h>
#include <AsyncTCP.h> #if defined(ESP32) || defined(LIBRETINY)
#include <mutex> #include <AsyncTCP.h>
#ifndef SSE_MAX_QUEUED_MESSAGES #else
#define SSE_MAX_QUEUED_MESSAGES 32 #include <ESPAsyncTCP.h>
#endif #endif
#elif defined(ESP8266)
#include <ESPAsyncTCP.h> #ifndef SSE_MAX_QUEUED_MESSAGES
#ifndef SSE_MAX_QUEUED_MESSAGES #define SSE_MAX_QUEUED_MESSAGES 32
#define SSE_MAX_QUEUED_MESSAGES 8
#endif
#elif defined(TARGET_RP2040)
#include <AsyncTCP_RP2040W.h>
#ifndef SSE_MAX_QUEUED_MESSAGES
#define SSE_MAX_QUEUED_MESSAGES 32
#endif
#endif #endif
#include <ESPAsyncWebServer.h> #include <ESPAsyncWebServer.h>
#include "AsyncWebSynchronization.h"
#ifdef ESP8266 #ifdef ESP8266
#include <Hash.h> #include <Hash.h>
#ifdef CRYPTO_HASH_h // include Hash.h from espressif framework if the first include was from the crypto library #ifdef CRYPTO_HASH_h // include Hash.h from espressif framework if the first include was from the crypto library
#include <../src/Hash.h> #include <../src/Hash.h>
#endif #endif
#endif
#if defined(ESP32) || defined(LIBRETINY)
#define DEFAULT_MAX_SSE_CLIENTS 8
#else
#define DEFAULT_MAX_SSE_CLIENTS 4
#endif #endif
class AsyncEventSource; class AsyncEventSource;
class AsyncEventSourceResponse; class AsyncEventSourceResponse;
class AsyncEventSourceClient; class AsyncEventSourceClient;
using ArEventHandlerFunction = std::function<void(AsyncEventSourceClient* client)>; typedef std::function<void(AsyncEventSourceClient *client)> ArEventHandlerFunction;
using ArAuthorizeConnectHandler = ArAuthorizeFunction;
class AsyncEventSourceMessage { class AsyncEventSourceMessage {
private: private:
uint8_t* _data; uint8_t * _data;
size_t _len; size_t _len;
size_t _sent; size_t _sent;
// size_t _ack; //size_t _ack;
size_t _acked; size_t _acked;
public: public:
AsyncEventSourceMessage(const char* data, size_t len); AsyncEventSourceMessage(const char * data, size_t len);
~AsyncEventSourceMessage(); ~AsyncEventSourceMessage();
size_t ack(size_t len, uint32_t time = 0); size_t ack(size_t len, uint32_t time __attribute__((unused)));
size_t write(AsyncClient* client); size_t send(AsyncClient *client);
size_t send(AsyncClient* client); bool finished(){ return _acked == _len; }
bool finished() { return _acked == _len; }
bool sent() { return _sent == _len; } bool sent() { return _sent == _len; }
}; };
class AsyncEventSourceClient { class AsyncEventSourceClient {
private: private:
AsyncClient* _client; AsyncClient *_client;
AsyncEventSource* _server; AsyncEventSource *_server;
uint32_t _lastId; uint32_t _lastId;
std::list<AsyncEventSourceMessage> _messageQueue; LinkedList<AsyncEventSourceMessage *> _messageQueue;
#ifdef ESP32 void _queueMessage(AsyncEventSourceMessage *dataMessage);
mutable std::mutex _lockmq;
#endif
void _queueMessage(const char* message, size_t len);
void _runQueue(); void _runQueue();
public: public:
AsyncEventSourceClient(AsyncWebServerRequest* request, AsyncEventSource* server);
AsyncEventSourceClient(AsyncWebServerRequest *request, AsyncEventSource *server);
~AsyncEventSourceClient(); ~AsyncEventSourceClient();
AsyncClient* client() { return _client; } AsyncClient* client(){ return _client; }
void close(); void close();
void write(const char* message, size_t len); void write(const char * message, size_t len);
void send(const String& message, const String& event, uint32_t id = 0, uint32_t reconnect = 0) { send(message.c_str(), event.c_str(), id, reconnect); } void send(const char *message, const char *event=NULL, uint32_t id=0, uint32_t reconnect=0);
void send(const String& message, const char* event, uint32_t id = 0, uint32_t reconnect = 0) { send(message.c_str(), event, id, reconnect); }
void send(const char* message, const char* event = NULL, uint32_t id = 0, uint32_t reconnect = 0);
bool connected() const { return (_client != NULL) && _client->connected(); } bool connected() const { return (_client != NULL) && _client->connected(); }
uint32_t lastId() const { return _lastId; } uint32_t lastId() const { return _lastId; }
size_t packetsWaiting() const; size_t packetsWaiting() const { return _messageQueue.length(); }
// system callbacks (do not call) //system callbacks (do not call)
void _onAck(size_t len, uint32_t time); void _onAck(size_t len, uint32_t time);
void _onPoll(); void _onPoll();
void _onTimeout(uint32_t time); void _onTimeout(uint32_t time);
void _onDisconnect(); void _onDisconnect();
}; };
class AsyncEventSource : public AsyncWebHandler { class AsyncEventSource: public AsyncWebHandler {
private: private:
String _url; String _url;
std::list<std::unique_ptr<AsyncEventSourceClient>> _clients; LinkedList<AsyncEventSourceClient *> _clients;
#ifdef ESP32 ArEventHandlerFunction _connectcb;
// Same as for individual messages, protect mutations of _clients list
// since simultaneous access from different tasks is possible
mutable std::mutex _client_queue_lock;
#endif
ArEventHandlerFunction _connectcb{nullptr};
public: public:
AsyncEventSource(const String& url) : _url(url) {}; AsyncEventSource(const String& url);
~AsyncEventSource() { close(); }; ~AsyncEventSource();
const char* url() const { return _url.c_str(); } const char * url() const { return _url.c_str(); }
void close(); void close();
void onConnect(ArEventHandlerFunction cb); void onConnect(ArEventHandlerFunction cb);
void authorizeConnect(ArAuthorizeConnectHandler cb); void send(const char *message, const char *event=NULL, uint32_t id=0, uint32_t reconnect=0);
void send(const String& message, const String& event, uint32_t id = 0, uint32_t reconnect = 0) { send(message.c_str(), event.c_str(), id, reconnect); } size_t count() const; //number clinets connected
void send(const String& message, const char* event, uint32_t id = 0, uint32_t reconnect = 0) { send(message.c_str(), event, id, reconnect); }
void send(const char* message, const char* event = NULL, uint32_t id = 0, uint32_t reconnect = 0);
// number of clients connected
size_t count() const;
size_t avgPacketsWaiting() const; size_t avgPacketsWaiting() const;
// system callbacks (do not call) //system callbacks (do not call)
void _addClient(AsyncEventSourceClient* client); void _addClient(AsyncEventSourceClient * client);
void _handleDisconnect(AsyncEventSourceClient* client); void _handleDisconnect(AsyncEventSourceClient * client);
virtual bool canHandle(AsyncWebServerRequest* request) override final; virtual bool canHandle(AsyncWebServerRequest *request) override final;
virtual void handleRequest(AsyncWebServerRequest* request) override final; virtual void handleRequest(AsyncWebServerRequest *request) override final;
}; };
class AsyncEventSourceResponse : public AsyncWebServerResponse { class AsyncEventSourceResponse: public AsyncWebServerResponse {
private: private:
String _content; String _content;
AsyncEventSource* _server; AsyncEventSource *_server;
public: public:
AsyncEventSourceResponse(AsyncEventSource* server); AsyncEventSourceResponse(AsyncEventSource *server);
void _respond(AsyncWebServerRequest* request); void _respond(AsyncWebServerRequest *request);
size_t _ack(AsyncWebServerRequest* request, size_t len, uint32_t time); size_t _ack(AsyncWebServerRequest *request, size_t len, uint32_t time);
bool _sourceValid() const { return true; } bool _sourceValid() const { return true; }
}; };
#endif /* ASYNCEVENTSOURCE_H_ */ #endif /* ASYNCEVENTSOURCE_H_ */

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@ -1,155 +0,0 @@
#include "AsyncJson.h"
#if ASYNC_JSON_SUPPORT == 1
#if ARDUINOJSON_VERSION_MAJOR == 5
AsyncJsonResponse::AsyncJsonResponse(bool isArray) : _isValid{false} {
_code = 200;
_contentType = asyncsrv::T_application_json;
if (isArray)
_root = _jsonBuffer.createArray();
else
_root = _jsonBuffer.createObject();
}
#elif ARDUINOJSON_VERSION_MAJOR == 6
AsyncJsonResponse::AsyncJsonResponse(bool isArray, size_t maxJsonBufferSize) : _jsonBuffer(maxJsonBufferSize), _isValid{false} {
_code = 200;
_contentType = asyncsrv::T_application_json;
if (isArray)
_root = _jsonBuffer.createNestedArray();
else
_root = _jsonBuffer.createNestedObject();
}
#else
AsyncJsonResponse::AsyncJsonResponse(bool isArray) : _isValid{false} {
_code = 200;
_contentType = asyncsrv::T_application_json;
if (isArray)
_root = _jsonBuffer.add<JsonArray>();
else
_root = _jsonBuffer.add<JsonObject>();
}
#endif
size_t AsyncJsonResponse::setLength() {
#if ARDUINOJSON_VERSION_MAJOR == 5
_contentLength = _root.measureLength();
#else
_contentLength = measureJson(_root);
#endif
if (_contentLength) {
_isValid = true;
}
return _contentLength;
}
size_t AsyncJsonResponse::_fillBuffer(uint8_t* data, size_t len) {
ChunkPrint dest(data, _sentLength, len);
#if ARDUINOJSON_VERSION_MAJOR == 5
_root.printTo(dest);
#else
serializeJson(_root, dest);
#endif
return len;
}
#if ARDUINOJSON_VERSION_MAJOR == 6
PrettyAsyncJsonResponse::PrettyAsyncJsonResponse(bool isArray, size_t maxJsonBufferSize) : AsyncJsonResponse{isArray, maxJsonBufferSize} {}
#else
PrettyAsyncJsonResponse::PrettyAsyncJsonResponse(bool isArray) : AsyncJsonResponse{isArray} {}
#endif
size_t PrettyAsyncJsonResponse::setLength() {
#if ARDUINOJSON_VERSION_MAJOR == 5
_contentLength = _root.measurePrettyLength();
#else
_contentLength = measureJsonPretty(_root);
#endif
if (_contentLength) {
_isValid = true;
}
return _contentLength;
}
size_t PrettyAsyncJsonResponse::_fillBuffer(uint8_t* data, size_t len) {
ChunkPrint dest(data, _sentLength, len);
#if ARDUINOJSON_VERSION_MAJOR == 5
_root.prettyPrintTo(dest);
#else
serializeJsonPretty(_root, dest);
#endif
return len;
}
#if ARDUINOJSON_VERSION_MAJOR == 6
AsyncCallbackJsonWebHandler::AsyncCallbackJsonWebHandler(const String& uri, ArJsonRequestHandlerFunction onRequest, size_t maxJsonBufferSize)
: _uri(uri), _method(HTTP_GET | HTTP_POST | HTTP_PUT | HTTP_PATCH), _onRequest(onRequest), maxJsonBufferSize(maxJsonBufferSize), _maxContentLength(16384) {}
#else
AsyncCallbackJsonWebHandler::AsyncCallbackJsonWebHandler(const String& uri, ArJsonRequestHandlerFunction onRequest)
: _uri(uri), _method(HTTP_GET | HTTP_POST | HTTP_PUT | HTTP_PATCH), _onRequest(onRequest), _maxContentLength(16384) {}
#endif
bool AsyncCallbackJsonWebHandler::canHandle(AsyncWebServerRequest* request) {
if (!_onRequest)
return false;
WebRequestMethodComposite request_method = request->method();
if (!(_method & request_method))
return false;
if (_uri.length() && (_uri != request->url() && !request->url().startsWith(_uri + "/")))
return false;
if (request_method != HTTP_GET && !request->contentType().equalsIgnoreCase(asyncsrv::T_application_json))
return false;
return true;
}
void AsyncCallbackJsonWebHandler::handleRequest(AsyncWebServerRequest* request) {
if (_onRequest) {
if (request->method() == HTTP_GET) {
JsonVariant json;
_onRequest(request, json);
return;
} else if (request->_tempObject != NULL) {
#if ARDUINOJSON_VERSION_MAJOR == 5
DynamicJsonBuffer jsonBuffer;
JsonVariant json = jsonBuffer.parse((uint8_t*)(request->_tempObject));
if (json.success()) {
#elif ARDUINOJSON_VERSION_MAJOR == 6
DynamicJsonDocument jsonBuffer(this->maxJsonBufferSize);
DeserializationError error = deserializeJson(jsonBuffer, (uint8_t*)(request->_tempObject));
if (!error) {
JsonVariant json = jsonBuffer.as<JsonVariant>();
#else
JsonDocument jsonBuffer;
DeserializationError error = deserializeJson(jsonBuffer, (uint8_t*)(request->_tempObject));
if (!error) {
JsonVariant json = jsonBuffer.as<JsonVariant>();
#endif
_onRequest(request, json);
return;
}
}
request->send(_contentLength > _maxContentLength ? 413 : 400);
} else {
request->send(500);
}
}
void AsyncCallbackJsonWebHandler::handleBody(AsyncWebServerRequest* request, uint8_t* data, size_t len, size_t index, size_t total) {
if (_onRequest) {
_contentLength = total;
if (total > 0 && request->_tempObject == NULL && total < _maxContentLength) {
request->_tempObject = malloc(total);
}
if (request->_tempObject != NULL) {
memcpy((uint8_t*)(request->_tempObject) + index, data, len);
}
}
}
#endif // ASYNC_JSON_SUPPORT

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@ -26,7 +26,7 @@
AsyncCallbackJsonWebHandler* handler = new AsyncCallbackJsonWebHandler("/rest/endpoint"); AsyncCallbackJsonWebHandler* handler = new AsyncCallbackJsonWebHandler("/rest/endpoint");
handler->onRequest([](AsyncWebServerRequest *request, JsonVariant &json) { handler->onRequest([](AsyncWebServerRequest *request, JsonVariant &json) {
JsonObject jsonObj = json.as<JsonObject>(); JsonObject& jsonObj = json.as<JsonObject>();
// ... // ...
}); });
server.addHandler(handler); server.addHandler(handler);
@ -34,98 +34,221 @@
*/ */
#ifndef ASYNC_JSON_H_ #ifndef ASYNC_JSON_H_
#define ASYNC_JSON_H_ #define ASYNC_JSON_H_
#include <ArduinoJson.h>
#include <ESPAsyncWebServer.h>
#include <Print.h>
#if __has_include("ArduinoJson.h") #if ARDUINOJSON_VERSION_MAJOR == 5
#include <ArduinoJson.h> #define ARDUINOJSON_5_COMPATIBILITY
#if ARDUINOJSON_VERSION_MAJOR >= 5 #else
#define ASYNC_JSON_SUPPORT 1
#else
#define ASYNC_JSON_SUPPORT 0
#endif // ARDUINOJSON_VERSION_MAJOR >= 5
#endif // __has_include("ArduinoJson.h")
#if ASYNC_JSON_SUPPORT == 1
#include <ESPAsyncWebServer.h>
#include "ChunkPrint.h"
#if ARDUINOJSON_VERSION_MAJOR == 6
#ifndef DYNAMIC_JSON_DOCUMENT_SIZE #ifndef DYNAMIC_JSON_DOCUMENT_SIZE
#define DYNAMIC_JSON_DOCUMENT_SIZE 1024 #define DYNAMIC_JSON_DOCUMENT_SIZE 1024
#endif #endif
#endif #endif
class AsyncJsonResponse : public AsyncAbstractResponse { constexpr const char* JSON_MIMETYPE = "application/json";
/*
* Json Response
* */
class ChunkPrint : public Print {
private:
uint8_t* _destination;
size_t _to_skip;
size_t _to_write;
size_t _pos;
public:
ChunkPrint(uint8_t* destination, size_t from, size_t len)
: _destination(destination), _to_skip(from), _to_write(len), _pos{0} {}
virtual ~ChunkPrint(){}
size_t write(uint8_t c){
if (_to_skip > 0) {
_to_skip--;
return 1;
} else if (_to_write > 0) {
_to_write--;
_destination[_pos++] = c;
return 1;
}
return 0;
}
size_t write(const uint8_t *buffer, size_t size)
{
return this->Print::write(buffer, size);
}
};
class AsyncJsonResponse: public AsyncAbstractResponse {
protected: protected:
#if ARDUINOJSON_VERSION_MAJOR == 5
#ifdef ARDUINOJSON_5_COMPATIBILITY
DynamicJsonBuffer _jsonBuffer; DynamicJsonBuffer _jsonBuffer;
#elif ARDUINOJSON_VERSION_MAJOR == 6 #else
DynamicJsonDocument _jsonBuffer; DynamicJsonDocument _jsonBuffer;
#else #endif
JsonDocument _jsonBuffer;
#endif
JsonVariant _root; JsonVariant _root;
bool _isValid; bool _isValid;
public: public:
#if ARDUINOJSON_VERSION_MAJOR == 6
AsyncJsonResponse(bool isArray = false, size_t maxJsonBufferSize = DYNAMIC_JSON_DOCUMENT_SIZE); #ifdef ARDUINOJSON_5_COMPATIBILITY
#else AsyncJsonResponse(bool isArray=false): _isValid{false} {
AsyncJsonResponse(bool isArray = false); _code = 200;
#endif _contentType = JSON_MIMETYPE;
JsonVariant& getRoot() { return _root; } if(isArray)
_root = _jsonBuffer.createArray();
else
_root = _jsonBuffer.createObject();
}
#else
AsyncJsonResponse(bool isArray=false, size_t maxJsonBufferSize = DYNAMIC_JSON_DOCUMENT_SIZE) : _jsonBuffer(maxJsonBufferSize), _isValid{false} {
_code = 200;
_contentType = JSON_MIMETYPE;
if(isArray)
_root = _jsonBuffer.createNestedArray();
else
_root = _jsonBuffer.createNestedObject();
}
#endif
~AsyncJsonResponse() {}
JsonVariant & getRoot() { return _root; }
bool _sourceValid() const { return _isValid; } bool _sourceValid() const { return _isValid; }
size_t setLength(); size_t setLength() {
size_t getSize() const { return _jsonBuffer.size(); }
size_t _fillBuffer(uint8_t* data, size_t len); #ifdef ARDUINOJSON_5_COMPATIBILITY
#if ARDUINOJSON_VERSION_MAJOR >= 6 _contentLength = _root.measureLength();
bool overflowed() const { return _jsonBuffer.overflowed(); } #else
#endif _contentLength = measureJson(_root);
#endif
if (_contentLength) { _isValid = true; }
return _contentLength;
}
size_t getSize() { return _jsonBuffer.size(); }
size_t _fillBuffer(uint8_t *data, size_t len){
ChunkPrint dest(data, _sentLength, len);
#ifdef ARDUINOJSON_5_COMPATIBILITY
_root.printTo( dest ) ;
#else
serializeJson(_root, dest);
#endif
return len;
}
}; };
class PrettyAsyncJsonResponse : public AsyncJsonResponse { class PrettyAsyncJsonResponse: public AsyncJsonResponse {
public: public:
#if ARDUINOJSON_VERSION_MAJOR == 6 #ifdef ARDUINOJSON_5_COMPATIBILITY
PrettyAsyncJsonResponse(bool isArray = false, size_t maxJsonBufferSize = DYNAMIC_JSON_DOCUMENT_SIZE); PrettyAsyncJsonResponse (bool isArray=false) : AsyncJsonResponse{isArray} {}
#else #else
PrettyAsyncJsonResponse(bool isArray = false); PrettyAsyncJsonResponse (bool isArray=false, size_t maxJsonBufferSize = DYNAMIC_JSON_DOCUMENT_SIZE) : AsyncJsonResponse{isArray, maxJsonBufferSize} {}
#endif #endif
size_t setLength(); size_t setLength () {
size_t _fillBuffer(uint8_t* data, size_t len); #ifdef ARDUINOJSON_5_COMPATIBILITY
_contentLength = _root.measurePrettyLength ();
#else
_contentLength = measureJsonPretty(_root);
#endif
if (_contentLength) {_isValid = true;}
return _contentLength;
}
size_t _fillBuffer (uint8_t *data, size_t len) {
ChunkPrint dest (data, _sentLength, len);
#ifdef ARDUINOJSON_5_COMPATIBILITY
_root.prettyPrintTo (dest);
#else
serializeJsonPretty(_root, dest);
#endif
return len;
}
}; };
typedef std::function<void(AsyncWebServerRequest* request, JsonVariant& json)> ArJsonRequestHandlerFunction; typedef std::function<void(AsyncWebServerRequest *request, JsonVariant &json)> ArJsonRequestHandlerFunction;
class AsyncCallbackJsonWebHandler : public AsyncWebHandler { class AsyncCallbackJsonWebHandler: public AsyncWebHandler {
protected: private:
String _uri; protected:
const String _uri;
WebRequestMethodComposite _method; WebRequestMethodComposite _method;
ArJsonRequestHandlerFunction _onRequest; ArJsonRequestHandlerFunction _onRequest;
size_t _contentLength; size_t _contentLength;
#if ARDUINOJSON_VERSION_MAJOR == 6 #ifndef ARDUINOJSON_5_COMPATIBILITY
size_t maxJsonBufferSize; const size_t maxJsonBufferSize;
#endif #endif
size_t _maxContentLength; size_t _maxContentLength;
public:
#ifdef ARDUINOJSON_5_COMPATIBILITY
AsyncCallbackJsonWebHandler(const String& uri, ArJsonRequestHandlerFunction onRequest)
: _uri(uri), _method(HTTP_POST|HTTP_PUT|HTTP_PATCH), _onRequest(onRequest), _maxContentLength(16384) {}
#else
AsyncCallbackJsonWebHandler(const String& uri, ArJsonRequestHandlerFunction onRequest, size_t maxJsonBufferSize=DYNAMIC_JSON_DOCUMENT_SIZE)
: _uri(uri), _method(HTTP_POST|HTTP_PUT|HTTP_PATCH), _onRequest(onRequest), maxJsonBufferSize(maxJsonBufferSize), _maxContentLength(16384) {}
#endif
public: void setMethod(WebRequestMethodComposite method){ _method = method; }
#if ARDUINOJSON_VERSION_MAJOR == 6 void setMaxContentLength(int maxContentLength){ _maxContentLength = maxContentLength; }
AsyncCallbackJsonWebHandler(const String& uri, ArJsonRequestHandlerFunction onRequest = nullptr, size_t maxJsonBufferSize = DYNAMIC_JSON_DOCUMENT_SIZE); void onRequest(ArJsonRequestHandlerFunction fn){ _onRequest = fn; }
#else
AsyncCallbackJsonWebHandler(const String& uri, ArJsonRequestHandlerFunction onRequest = nullptr);
#endif
void setMethod(WebRequestMethodComposite method) { _method = method; } virtual bool canHandle(AsyncWebServerRequest *request) override final{
void setMaxContentLength(int maxContentLength) { _maxContentLength = maxContentLength; } if(!_onRequest)
void onRequest(ArJsonRequestHandlerFunction fn) { _onRequest = fn; } return false;
virtual bool canHandle(AsyncWebServerRequest* request) override final; if(!(_method & request->method()))
virtual void handleRequest(AsyncWebServerRequest* request) override final; return false;
virtual void handleUpload(__unused AsyncWebServerRequest* request, __unused const String& filename, __unused size_t index, __unused uint8_t* data, __unused size_t len, __unused bool final) override final {}
virtual void handleBody(AsyncWebServerRequest* request, uint8_t* data, size_t len, size_t index, size_t total) override final; if(_uri.length() && (_uri != request->url() && !request->url().startsWith(_uri+"/")))
virtual bool isRequestHandlerTrivial() override final { return !_onRequest; } return false;
if ( !request->contentType().equalsIgnoreCase(JSON_MIMETYPE) )
return false;
request->addInterestingHeader("ANY");
return true;
}
virtual void handleRequest(AsyncWebServerRequest *request) override final {
if(_onRequest) {
if (request->_tempObject != NULL) {
#ifdef ARDUINOJSON_5_COMPATIBILITY
DynamicJsonBuffer jsonBuffer;
JsonVariant json = jsonBuffer.parse((uint8_t*)(request->_tempObject));
if (json.success()) {
#else
DynamicJsonDocument jsonBuffer(this->maxJsonBufferSize);
DeserializationError error = deserializeJson(jsonBuffer, (uint8_t*)(request->_tempObject));
if(!error) {
JsonVariant json = jsonBuffer.as<JsonVariant>();
#endif
_onRequest(request, json);
return;
}
}
request->send(_contentLength > _maxContentLength ? 413 : 400);
} else {
request->send(500);
}
}
virtual void handleUpload(AsyncWebServerRequest *request, const String& filename, size_t index, uint8_t *data, size_t len, bool final) override final {
}
virtual void handleBody(AsyncWebServerRequest *request, uint8_t *data, size_t len, size_t index, size_t total) override final {
if (_onRequest) {
_contentLength = total;
if (total > 0 && request->_tempObject == NULL && total < _maxContentLength) {
request->_tempObject = malloc(total);
}
if (request->_tempObject != NULL) {
memcpy((uint8_t*)(request->_tempObject) + index, data, len);
}
}
}
virtual bool isRequestHandlerTrivial() override final {return _onRequest ? false : true;}
}; };
#endif
#endif // ASYNC_JSON_SUPPORT == 1
#endif // ASYNC_JSON_H_

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@ -1,106 +0,0 @@
#include "AsyncMessagePack.h"
#if ASYNC_MSG_PACK_SUPPORT == 1
#if ARDUINOJSON_VERSION_MAJOR == 6
AsyncMessagePackResponse::AsyncMessagePackResponse(bool isArray, size_t maxJsonBufferSize) : _jsonBuffer(maxJsonBufferSize), _isValid{false} {
_code = 200;
_contentType = asyncsrv::T_application_msgpack;
if (isArray)
_root = _jsonBuffer.createNestedArray();
else
_root = _jsonBuffer.createNestedObject();
}
#else
AsyncMessagePackResponse::AsyncMessagePackResponse(bool isArray) : _isValid{false} {
_code = 200;
_contentType = asyncsrv::T_application_msgpack;
if (isArray)
_root = _jsonBuffer.add<JsonArray>();
else
_root = _jsonBuffer.add<JsonObject>();
}
#endif
size_t AsyncMessagePackResponse::setLength() {
_contentLength = measureMsgPack(_root);
if (_contentLength) {
_isValid = true;
}
return _contentLength;
}
size_t AsyncMessagePackResponse::_fillBuffer(uint8_t* data, size_t len) {
ChunkPrint dest(data, _sentLength, len);
serializeMsgPack(_root, dest);
return len;
}
#if ARDUINOJSON_VERSION_MAJOR == 6
AsyncCallbackMessagePackWebHandler::AsyncCallbackMessagePackWebHandler(const String& uri, ArMessagePackRequestHandlerFunction onRequest, size_t maxJsonBufferSize)
: _uri(uri), _method(HTTP_GET | HTTP_POST | HTTP_PUT | HTTP_PATCH), _onRequest(onRequest), maxJsonBufferSize(maxJsonBufferSize), _maxContentLength(16384) {}
#else
AsyncCallbackMessagePackWebHandler::AsyncCallbackMessagePackWebHandler(const String& uri, ArMessagePackRequestHandlerFunction onRequest)
: _uri(uri), _method(HTTP_GET | HTTP_POST | HTTP_PUT | HTTP_PATCH), _onRequest(onRequest), _maxContentLength(16384) {}
#endif
bool AsyncCallbackMessagePackWebHandler::canHandle(AsyncWebServerRequest* request) {
if (!_onRequest)
return false;
WebRequestMethodComposite request_method = request->method();
if (!(_method & request_method))
return false;
if (_uri.length() && (_uri != request->url() && !request->url().startsWith(_uri + "/")))
return false;
if (request_method != HTTP_GET && !request->contentType().equalsIgnoreCase(asyncsrv::T_application_msgpack))
return false;
return true;
}
void AsyncCallbackMessagePackWebHandler::handleRequest(AsyncWebServerRequest* request) {
if (_onRequest) {
if (request->method() == HTTP_GET) {
JsonVariant json;
_onRequest(request, json);
return;
} else if (request->_tempObject != NULL) {
#if ARDUINOJSON_VERSION_MAJOR == 6
DynamicJsonDocument jsonBuffer(this->maxJsonBufferSize);
DeserializationError error = deserializeMsgPack(jsonBuffer, (uint8_t*)(request->_tempObject));
if (!error) {
JsonVariant json = jsonBuffer.as<JsonVariant>();
#else
JsonDocument jsonBuffer;
DeserializationError error = deserializeMsgPack(jsonBuffer, (uint8_t*)(request->_tempObject));
if (!error) {
JsonVariant json = jsonBuffer.as<JsonVariant>();
#endif
_onRequest(request, json);
return;
}
}
request->send(_contentLength > _maxContentLength ? 413 : 400);
} else {
request->send(500);
}
}
void AsyncCallbackMessagePackWebHandler::handleBody(AsyncWebServerRequest* request, uint8_t* data, size_t len, size_t index, size_t total) {
if (_onRequest) {
_contentLength = total;
if (total > 0 && request->_tempObject == NULL && total < _maxContentLength) {
request->_tempObject = malloc(total);
}
if (request->_tempObject != NULL) {
memcpy((uint8_t*)(request->_tempObject) + index, data, len);
}
}
}
#endif // ASYNC_MSG_PACK_SUPPORT

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@ -1,102 +0,0 @@
#pragma once
/*
server.on("/msg_pack", HTTP_ANY, [](AsyncWebServerRequest * request) {
AsyncMessagePackResponse * response = new AsyncMessagePackResponse();
JsonObject& root = response->getRoot();
root["key1"] = "key number one";
JsonObject& nested = root.createNestedObject("nested");
nested["key1"] = "key number one";
response->setLength();
request->send(response);
});
--------------------
AsyncCallbackMessagePackWebHandler* handler = new AsyncCallbackMessagePackWebHandler("/msg_pack/endpoint");
handler->onRequest([](AsyncWebServerRequest *request, JsonVariant &json) {
JsonObject jsonObj = json.as<JsonObject>();
// ...
});
server.addHandler(handler);
*/
#if __has_include("ArduinoJson.h")
#include <ArduinoJson.h>
#if ARDUINOJSON_VERSION_MAJOR >= 6
#define ASYNC_MSG_PACK_SUPPORT 1
#else
#define ASYNC_MSG_PACK_SUPPORT 0
#endif // ARDUINOJSON_VERSION_MAJOR >= 6
#endif // __has_include("ArduinoJson.h")
#if ASYNC_MSG_PACK_SUPPORT == 1
#include <ESPAsyncWebServer.h>
#include "ChunkPrint.h"
#if ARDUINOJSON_VERSION_MAJOR == 6
#ifndef DYNAMIC_JSON_DOCUMENT_SIZE
#define DYNAMIC_JSON_DOCUMENT_SIZE 1024
#endif
#endif
class AsyncMessagePackResponse : public AsyncAbstractResponse {
protected:
#if ARDUINOJSON_VERSION_MAJOR == 6
DynamicJsonDocument _jsonBuffer;
#else
JsonDocument _jsonBuffer;
#endif
JsonVariant _root;
bool _isValid;
public:
#if ARDUINOJSON_VERSION_MAJOR == 6
AsyncMessagePackResponse(bool isArray = false, size_t maxJsonBufferSize = DYNAMIC_JSON_DOCUMENT_SIZE);
#else
AsyncMessagePackResponse(bool isArray = false);
#endif
JsonVariant& getRoot() { return _root; }
bool _sourceValid() const { return _isValid; }
size_t setLength();
size_t getSize() const { return _jsonBuffer.size(); }
size_t _fillBuffer(uint8_t* data, size_t len);
#if ARDUINOJSON_VERSION_MAJOR >= 6
bool overflowed() const { return _jsonBuffer.overflowed(); }
#endif
};
typedef std::function<void(AsyncWebServerRequest* request, JsonVariant& json)> ArMessagePackRequestHandlerFunction;
class AsyncCallbackMessagePackWebHandler : public AsyncWebHandler {
protected:
String _uri;
WebRequestMethodComposite _method;
ArMessagePackRequestHandlerFunction _onRequest;
size_t _contentLength;
#if ARDUINOJSON_VERSION_MAJOR == 6
size_t maxJsonBufferSize;
#endif
size_t _maxContentLength;
public:
#if ARDUINOJSON_VERSION_MAJOR == 6
AsyncCallbackMessagePackWebHandler(const String& uri, ArMessagePackRequestHandlerFunction onRequest = nullptr, size_t maxJsonBufferSize = DYNAMIC_JSON_DOCUMENT_SIZE);
#else
AsyncCallbackMessagePackWebHandler(const String& uri, ArMessagePackRequestHandlerFunction onRequest = nullptr);
#endif
void setMethod(WebRequestMethodComposite method) { _method = method; }
void setMaxContentLength(int maxContentLength) { _maxContentLength = maxContentLength; }
void onRequest(ArMessagePackRequestHandlerFunction fn) { _onRequest = fn; }
virtual bool canHandle(AsyncWebServerRequest* request) override final;
virtual void handleRequest(AsyncWebServerRequest* request) override final;
virtual void handleUpload(__unused AsyncWebServerRequest* request, __unused const String& filename, __unused size_t index, __unused uint8_t* data, __unused size_t len, __unused bool final) override final {}
virtual void handleBody(AsyncWebServerRequest* request, uint8_t* data, size_t len, size_t index, size_t total) override final;
virtual bool isRequestHandlerTrivial() override final { return !_onRequest; }
};
#endif // ASYNC_MSG_PACK_SUPPORT == 1

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@ -1,22 +0,0 @@
#include <ESPAsyncWebServer.h>
AsyncWebHeader::AsyncWebHeader(const String& data) {
if (!data)
return;
int index = data.indexOf(':');
if (index < 0)
return;
_name = data.substring(0, index);
_value = data.substring(index + 2);
}
String AsyncWebHeader::toString() const {
String str;
str.reserve(_name.length() + _value.length() + 2);
str.concat(_name);
str.concat((char)0x3a);
str.concat((char)0x20);
str.concat(_value);
str.concat(asyncsrv::T_rn);
return str;
}

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@ -22,45 +22,34 @@
#define ASYNCWEBSOCKET_H_ #define ASYNCWEBSOCKET_H_
#include <Arduino.h> #include <Arduino.h>
#ifdef ESP32 #if defined(ESP32) || defined(LIBRETINY)
#include <AsyncTCP.h> #include <AsyncTCP.h>
#include <mutex> #ifndef WS_MAX_QUEUED_MESSAGES
#ifndef WS_MAX_QUEUED_MESSAGES #define WS_MAX_QUEUED_MESSAGES 32
#define WS_MAX_QUEUED_MESSAGES 32 #endif
#endif #else
#elif defined(ESP8266) #include <ESPAsyncTCP.h>
#include <ESPAsyncTCP.h> #ifndef WS_MAX_QUEUED_MESSAGES
#ifndef WS_MAX_QUEUED_MESSAGES #define WS_MAX_QUEUED_MESSAGES 8
#define WS_MAX_QUEUED_MESSAGES 8 #endif
#endif
#elif defined(TARGET_RP2040)
#include <AsyncTCP_RP2040W.h>
#ifndef WS_MAX_QUEUED_MESSAGES
#define WS_MAX_QUEUED_MESSAGES 32
#endif
#endif #endif
#include <ESPAsyncWebServer.h> #include <ESPAsyncWebServer.h>
#include <memory> #include "AsyncWebSynchronization.h"
#ifdef ESP8266 #ifdef ESP8266
#include <Hash.h> #include <Hash.h>
#ifdef CRYPTO_HASH_h // include Hash.h from espressif framework if the first include was from the crypto library #ifdef CRYPTO_HASH_h // include Hash.h from espressif framework if the first include was from the crypto library
#include <../src/Hash.h> #include <../src/Hash.h>
#endif #endif
#endif #endif
#ifndef DEFAULT_MAX_WS_CLIENTS #if defined(ESP32) || defined(LIBRETINY)
#ifdef ESP32 #define DEFAULT_MAX_WS_CLIENTS 8
#define DEFAULT_MAX_WS_CLIENTS 8 #else
#else #define DEFAULT_MAX_WS_CLIENTS 4
#define DEFAULT_MAX_WS_CLIENTS 4
#endif
#endif #endif
using AsyncWebSocketSharedBuffer = std::shared_ptr<std::vector<uint8_t>>;
class AsyncWebSocket; class AsyncWebSocket;
class AsyncWebSocketResponse; class AsyncWebSocketResponse;
class AsyncWebSocketClient; class AsyncWebSocketClient;
@ -90,73 +79,94 @@ typedef struct {
uint64_t index; uint64_t index;
} AwsFrameInfo; } AwsFrameInfo;
typedef enum { WS_DISCONNECTED, typedef enum { WS_DISCONNECTED, WS_CONNECTED, WS_DISCONNECTING } AwsClientStatus;
WS_CONNECTED, typedef enum { WS_CONTINUATION, WS_TEXT, WS_BINARY, WS_DISCONNECT = 0x08, WS_PING, WS_PONG } AwsFrameType;
WS_DISCONNECTING } AwsClientStatus; typedef enum { WS_MSG_SENDING, WS_MSG_SENT, WS_MSG_ERROR } AwsMessageStatus;
typedef enum { WS_CONTINUATION, typedef enum { WS_EVT_CONNECT, WS_EVT_DISCONNECT, WS_EVT_PONG, WS_EVT_ERROR, WS_EVT_DATA } AwsEventType;
WS_TEXT,
WS_BINARY,
WS_DISCONNECT = 0x08,
WS_PING,
WS_PONG } AwsFrameType;
typedef enum { WS_MSG_SENDING,
WS_MSG_SENT,
WS_MSG_ERROR } AwsMessageStatus;
typedef enum { WS_EVT_CONNECT,
WS_EVT_DISCONNECT,
WS_EVT_PONG,
WS_EVT_ERROR,
WS_EVT_DATA } AwsEventType;
class AsyncWebSocketMessageBuffer { class AsyncWebSocketMessageBuffer {
friend AsyncWebSocket;
friend AsyncWebSocketClient;
private: private:
AsyncWebSocketSharedBuffer _buffer; uint8_t * _data;
size_t _len;
bool _lock;
uint32_t _count;
public: public:
AsyncWebSocketMessageBuffer() {} AsyncWebSocketMessageBuffer();
explicit AsyncWebSocketMessageBuffer(size_t size); AsyncWebSocketMessageBuffer(size_t size);
AsyncWebSocketMessageBuffer(const uint8_t* data, size_t size); AsyncWebSocketMessageBuffer(uint8_t * data, size_t size);
//~AsyncWebSocketMessageBuffer(); AsyncWebSocketMessageBuffer(const AsyncWebSocketMessageBuffer &);
AsyncWebSocketMessageBuffer(AsyncWebSocketMessageBuffer &&);
~AsyncWebSocketMessageBuffer();
void operator ++(int i) { (void)i; _count++; }
void operator --(int i) { (void)i; if (_count > 0) { _count--; } ; }
bool reserve(size_t size); bool reserve(size_t size);
uint8_t* get() { return _buffer->data(); } void lock() { _lock = true; }
size_t length() const { return _buffer->size(); } void unlock() { _lock = false; }
uint8_t * get() { return _data; }
size_t length() { return _len; }
uint32_t count() { return _count; }
bool canDelete() { return (!_count && !_lock); }
friend AsyncWebSocket;
}; };
class AsyncWebSocketMessage { class AsyncWebSocketMessage {
private: protected:
AsyncWebSocketSharedBuffer _WSbuffer; uint8_t _opcode;
uint8_t _opcode{WS_TEXT}; bool _mask;
bool _mask{false}; AwsMessageStatus _status;
AwsMessageStatus _status{WS_MSG_ERROR};
size_t _sent{};
size_t _ack{};
size_t _acked{};
public: public:
AsyncWebSocketMessage(AsyncWebSocketSharedBuffer buffer, uint8_t opcode = WS_TEXT, bool mask = false); AsyncWebSocketMessage():_opcode(WS_TEXT),_mask(false),_status(WS_MSG_ERROR){}
virtual ~AsyncWebSocketMessage(){}
virtual void ack(size_t len __attribute__((unused)), uint32_t time __attribute__((unused))){}
virtual size_t send(AsyncClient *client __attribute__((unused))){ return 0; }
virtual bool finished(){ return _status != WS_MSG_SENDING; }
virtual bool betweenFrames() const { return false; }
};
bool finished() const { return _status != WS_MSG_SENDING; } class AsyncWebSocketBasicMessage: public AsyncWebSocketMessage {
bool betweenFrames() const { return _acked == _ack; } private:
size_t _len;
size_t _sent;
size_t _ack;
size_t _acked;
uint8_t * _data;
public:
AsyncWebSocketBasicMessage(const char * data, size_t len, uint8_t opcode=WS_TEXT, bool mask=false);
AsyncWebSocketBasicMessage(uint8_t opcode=WS_TEXT, bool mask=false);
virtual ~AsyncWebSocketBasicMessage() override;
virtual bool betweenFrames() const override { return _acked == _ack; }
virtual void ack(size_t len, uint32_t time) override ;
virtual size_t send(AsyncClient *client) override ;
};
void ack(size_t len, uint32_t time); class AsyncWebSocketMultiMessage: public AsyncWebSocketMessage {
size_t send(AsyncClient* client); private:
uint8_t * _data;
size_t _len;
size_t _sent;
size_t _ack;
size_t _acked;
AsyncWebSocketMessageBuffer * _WSbuffer;
public:
AsyncWebSocketMultiMessage(AsyncWebSocketMessageBuffer * buffer, uint8_t opcode=WS_TEXT, bool mask=false);
virtual ~AsyncWebSocketMultiMessage() override;
virtual bool betweenFrames() const override { return _acked == _ack; }
virtual void ack(size_t len, uint32_t time) override ;
virtual size_t send(AsyncClient *client) override ;
}; };
class AsyncWebSocketClient { class AsyncWebSocketClient {
private: private:
AsyncClient* _client; AsyncClient *_client;
AsyncWebSocket* _server; AsyncWebSocket *_server;
uint32_t _clientId; uint32_t _clientId;
AwsClientStatus _status; AwsClientStatus _status;
#ifdef ESP32
mutable std::mutex _lock; LinkedList<AsyncWebSocketControl *> _controlQueue;
#endif LinkedList<AsyncWebSocketMessage *> _messageQueue;
std::deque<AsyncWebSocketControl> _controlQueue;
std::deque<AsyncWebSocketMessage> _messageQueue;
bool closeWhenFull = true;
uint8_t _pstate; uint8_t _pstate;
AwsFrameInfo _pinfo; AwsFrameInfo _pinfo;
@ -164,207 +174,181 @@ class AsyncWebSocketClient {
uint32_t _lastMessageTime; uint32_t _lastMessageTime;
uint32_t _keepAlivePeriod; uint32_t _keepAlivePeriod;
void _queueControl(uint8_t opcode, const uint8_t* data = NULL, size_t len = 0, bool mask = false); void _queueMessage(AsyncWebSocketMessage *dataMessage);
void _queueMessage(AsyncWebSocketSharedBuffer buffer, uint8_t opcode = WS_TEXT, bool mask = false); void _queueControl(AsyncWebSocketControl *controlMessage);
void _runQueue(); void _runQueue();
void _clearQueue();
public: public:
void* _tempObject; void *_tempObject;
AsyncWebSocketClient(AsyncWebServerRequest* request, AsyncWebSocket* server); AsyncWebSocketClient(AsyncWebServerRequest *request, AsyncWebSocket *server);
~AsyncWebSocketClient(); ~AsyncWebSocketClient();
// client id increments for the given server //client id increments for the given server
uint32_t id() const { return _clientId; } uint32_t id(){ return _clientId; }
AwsClientStatus status() const { return _status; } AwsClientStatus status(){ return _status; }
AsyncClient* client() { return _client; } AsyncClient* client(){ return _client; }
const AsyncClient* client() const { return _client; } AsyncWebSocket *server(){ return _server; }
AsyncWebSocket* server() { return _server; } AwsFrameInfo const &pinfo() const { return _pinfo; }
const AsyncWebSocket* server() const { return _server; }
AwsFrameInfo const& pinfo() const { return _pinfo; }
// - If "true" (default), the connection will be closed if the message queue is full. IPAddress remoteIP();
// This is the default behavior in yubox-node-org, which is not silently discarding messages but instead closes the connection. uint16_t remotePort();
// The big issue with this behavior is that is can cause the UI to automatically re-create a new WS connection, which can be filled again,
// and so on, causing a resource exhaustion.
//
// - If "false", the incoming message will be discarded if the queue is full.
// This is the default behavior in the original ESPAsyncWebServer library from me-no-dev.
// This behavior allows the best performance at the expense of unreliable message delivery in case the queue is full (some messages may be lost).
//
// - In any case, when the queue is full, a message is logged.
// - IT is recommended to use the methods queueIsFull(), availableForWriteAll(), availableForWrite(clientId) to check if the queue is full before sending a message.
//
// Usage:
// - can be set in the onEvent listener when connecting (event type is: WS_EVT_CONNECT)
//
// Use cases:,
// - if using websocket to send logging messages, maybe some loss is acceptable.
// - But if using websocket to send UI update messages, maybe the connection should be closed and the UI redrawn.
void setCloseClientOnQueueFull(bool close) { closeWhenFull = close; }
bool willCloseClientOnQueueFull() const { return closeWhenFull; }
IPAddress remoteIP() const; //control frames
uint16_t remotePort() const; void close(uint16_t code=0, const char * message=NULL);
void ping(uint8_t *data=NULL, size_t len=0);
bool shouldBeDeleted() const { return !_client; } //set auto-ping period in seconds. disabled if zero (default)
void keepAlivePeriod(uint16_t seconds){
// control frames
void close(uint16_t code = 0, const char* message = NULL);
void ping(const uint8_t* data = NULL, size_t len = 0);
// set auto-ping period in seconds. disabled if zero (default)
void keepAlivePeriod(uint16_t seconds) {
_keepAlivePeriod = seconds * 1000; _keepAlivePeriod = seconds * 1000;
} }
uint16_t keepAlivePeriod() { uint16_t keepAlivePeriod(){
return (uint16_t)(_keepAlivePeriod / 1000); return (uint16_t)(_keepAlivePeriod / 1000);
} }
// data packets //data packets
void message(AsyncWebSocketSharedBuffer buffer, uint8_t opcode = WS_TEXT, bool mask = false) { _queueMessage(buffer, opcode, mask); } void message(AsyncWebSocketMessage *message){ _queueMessage(message); }
bool queueIsFull() const; bool queueIsFull();
size_t queueLen() const;
size_t printf(const char* format, ...) __attribute__((format(printf, 2, 3))); size_t printf(const char *format, ...) __attribute__ ((format (printf, 2, 3)));
#ifndef ESP32
size_t printf_P(PGM_P formatP, ...) __attribute__ ((format (printf, 2, 3)));
#endif
void text(const char * message, size_t len);
void text(const char * message);
void text(uint8_t * message, size_t len);
void text(char * message);
void text(const String &message);
void text(const __FlashStringHelper *data);
void text(AsyncWebSocketMessageBuffer *buffer);
void text(AsyncWebSocketSharedBuffer buffer); void binary(const char * message, size_t len);
void text(const uint8_t* message, size_t len); void binary(const char * message);
void text(const char* message, size_t len); void binary(uint8_t * message, size_t len);
void text(const char* message); void binary(char * message);
void text(const String& message); void binary(const String &message);
void text(AsyncWebSocketMessageBuffer* buffer); void binary(const __FlashStringHelper *data, size_t len);
void binary(AsyncWebSocketMessageBuffer *buffer);
void binary(AsyncWebSocketSharedBuffer buffer); bool canSend() { return _messageQueue.length() < WS_MAX_QUEUED_MESSAGES; }
void binary(const uint8_t* message, size_t len);
void binary(const char* message, size_t len);
void binary(const char* message);
void binary(const String& message);
void binary(AsyncWebSocketMessageBuffer* buffer);
bool canSend() const; //system callbacks (do not call)
// system callbacks (do not call)
void _onAck(size_t len, uint32_t time); void _onAck(size_t len, uint32_t time);
void _onError(int8_t); void _onError(int8_t);
void _onPoll(); void _onPoll();
void _onTimeout(uint32_t time); void _onTimeout(uint32_t time);
void _onDisconnect(); void _onDisconnect();
void _onData(void* pbuf, size_t plen); void _onData(void *pbuf, size_t plen);
#ifdef ESP8266
size_t printf_P(PGM_P formatP, ...) __attribute__((format(printf, 2, 3)));
void text(const __FlashStringHelper* message);
void binary(const __FlashStringHelper* message, size_t len);
#endif
}; };
using AwsHandshakeHandler = std::function<bool(AsyncWebServerRequest* request)>; typedef std::function<void(AsyncWebSocket * server, AsyncWebSocketClient * client, AwsEventType type, void * arg, uint8_t *data, size_t len)> AwsEventHandler;
using AwsEventHandler = std::function<void(AsyncWebSocket* server, AsyncWebSocketClient* client, AwsEventType type, void* arg, uint8_t* data, size_t len)>;
// WebServer Handler implementation that plays the role of a socket server //WebServer Handler implementation that plays the role of a socket server
class AsyncWebSocket : public AsyncWebHandler { class AsyncWebSocket: public AsyncWebHandler {
public:
typedef LinkedList<AsyncWebSocketClient *> AsyncWebSocketClientLinkedList;
private: private:
String _url; String _url;
std::list<AsyncWebSocketClient> _clients; AsyncWebSocketClientLinkedList _clients;
uint32_t _cNextId; uint32_t _cNextId;
AwsEventHandler _eventHandler{nullptr}; AwsEventHandler _eventHandler;
AwsHandshakeHandler _handshakeHandler;
bool _enabled; bool _enabled;
#ifdef ESP32 AsyncWebLock _lock;
mutable std::mutex _lock;
#endif
public: public:
explicit AsyncWebSocket(const char* url) : _url(url), _cNextId(1), _enabled(true) {} AsyncWebSocket(const String& url);
AsyncWebSocket(const String& url) : _url(url), _cNextId(1), _enabled(true) {} ~AsyncWebSocket();
~AsyncWebSocket() {}; const char * url() const { return _url.c_str(); }
const char* url() const { return _url.c_str(); } void enable(bool e){ _enabled = e; }
void enable(bool e) { _enabled = e; }
bool enabled() const { return _enabled; } bool enabled() const { return _enabled; }
bool availableForWriteAll(); bool availableForWriteAll();
bool availableForWrite(uint32_t id); bool availableForWrite(uint32_t id);
size_t count() const; size_t count() const;
AsyncWebSocketClient* client(uint32_t id); AsyncWebSocketClient * client(uint32_t id);
bool hasClient(uint32_t id) { return client(id) != nullptr; } bool hasClient(uint32_t id){ return client(id) != NULL; }
void close(uint32_t id, uint16_t code = 0, const char* message = NULL); void close(uint32_t id, uint16_t code=0, const char * message=NULL);
void closeAll(uint16_t code = 0, const char* message = NULL); void closeAll(uint16_t code=0, const char * message=NULL);
void cleanupClients(uint16_t maxClients = DEFAULT_MAX_WS_CLIENTS); void cleanupClients(uint16_t maxClients = DEFAULT_MAX_WS_CLIENTS);
void ping(uint32_t id, const uint8_t* data = NULL, size_t len = 0); void ping(uint32_t id, uint8_t *data=NULL, size_t len=0);
void pingAll(const uint8_t* data = NULL, size_t len = 0); // done void pingAll(uint8_t *data=NULL, size_t len=0); // done
void text(uint32_t id, const uint8_t* message, size_t len); void text(uint32_t id, const char * message, size_t len);
void text(uint32_t id, const char* message, size_t len); void text(uint32_t id, const char * message);
void text(uint32_t id, const char* message); void text(uint32_t id, uint8_t * message, size_t len);
void text(uint32_t id, const String& message); void text(uint32_t id, char * message);
void text(uint32_t id, AsyncWebSocketMessageBuffer* buffer); void text(uint32_t id, const String &message);
void text(uint32_t id, AsyncWebSocketSharedBuffer buffer); void text(uint32_t id, const __FlashStringHelper *message);
void textAll(const uint8_t* message, size_t len); void textAll(const char * message, size_t len);
void textAll(const char* message, size_t len); void textAll(const char * message);
void textAll(const char* message); void textAll(uint8_t * message, size_t len);
void textAll(const String& message); void textAll(char * message);
void textAll(AsyncWebSocketMessageBuffer* buffer); void textAll(const String &message);
void textAll(AsyncWebSocketSharedBuffer buffer); void textAll(const __FlashStringHelper *message); // need to convert
void textAll(AsyncWebSocketMessageBuffer * buffer);
void binary(uint32_t id, const uint8_t* message, size_t len); void binary(uint32_t id, const char * message, size_t len);
void binary(uint32_t id, const char* message, size_t len); void binary(uint32_t id, const char * message);
void binary(uint32_t id, const char* message); void binary(uint32_t id, uint8_t * message, size_t len);
void binary(uint32_t id, const String& message); void binary(uint32_t id, char * message);
void binary(uint32_t id, AsyncWebSocketMessageBuffer* buffer); void binary(uint32_t id, const String &message);
void binary(uint32_t id, AsyncWebSocketSharedBuffer buffer); void binary(uint32_t id, const __FlashStringHelper *message, size_t len);
void binaryAll(const uint8_t* message, size_t len); void binaryAll(const char * message, size_t len);
void binaryAll(const char* message, size_t len); void binaryAll(const char * message);
void binaryAll(const char* message); void binaryAll(uint8_t * message, size_t len);
void binaryAll(const String& message); void binaryAll(char * message);
void binaryAll(AsyncWebSocketMessageBuffer* buffer); void binaryAll(const String &message);
void binaryAll(AsyncWebSocketSharedBuffer buffer); void binaryAll(const __FlashStringHelper *message, size_t len);
void binaryAll(AsyncWebSocketMessageBuffer * buffer);
size_t printf(uint32_t id, const char* format, ...) __attribute__((format(printf, 3, 4))); void message(uint32_t id, AsyncWebSocketMessage *message);
size_t printfAll(const char* format, ...) __attribute__((format(printf, 2, 3))); void messageAll(AsyncWebSocketMultiMessage *message);
#ifdef ESP8266 size_t printf(uint32_t id, const char *format, ...) __attribute__ ((format (printf, 3, 4)));
void text(uint32_t id, const __FlashStringHelper* message); size_t printfAll(const char *format, ...) __attribute__ ((format (printf, 2, 3)));
void textAll(const __FlashStringHelper* message); #ifndef ESP32
void binary(uint32_t id, const __FlashStringHelper* message, size_t len); size_t printf_P(uint32_t id, PGM_P formatP, ...) __attribute__ ((format (printf, 3, 4)));
void binaryAll(const __FlashStringHelper* message, size_t len);
size_t printf_P(uint32_t id, PGM_P formatP, ...) __attribute__((format(printf, 3, 4)));
size_t printfAll_P(PGM_P formatP, ...) __attribute__((format(printf, 2, 3)));
#endif #endif
size_t printfAll_P(PGM_P formatP, ...) __attribute__ ((format (printf, 2, 3)));
void onEvent(AwsEventHandler handler) { _eventHandler = handler; } //event listener
void handleHandshake(AwsHandshakeHandler handler) { _handshakeHandler = handler; } void onEvent(AwsEventHandler handler){
_eventHandler = handler;
}
//system callbacks (do not call)
uint32_t _getNextId(){ return _cNextId++; }
void _addClient(AsyncWebSocketClient * client);
void _handleDisconnect(AsyncWebSocketClient * client);
void _handleEvent(AsyncWebSocketClient * client, AwsEventType type, void * arg, uint8_t *data, size_t len);
virtual bool canHandle(AsyncWebServerRequest *request) override final;
virtual void handleRequest(AsyncWebServerRequest *request) override final;
// system callbacks (do not call)
uint32_t _getNextId() { return _cNextId++; }
AsyncWebSocketClient* _newClient(AsyncWebServerRequest* request);
void _handleEvent(AsyncWebSocketClient* client, AwsEventType type, void* arg, uint8_t* data, size_t len);
virtual bool canHandle(AsyncWebServerRequest* request) override final;
virtual void handleRequest(AsyncWebServerRequest* request) override final;
// messagebuffer functions/objects. // messagebuffer functions/objects.
AsyncWebSocketMessageBuffer* makeBuffer(size_t size = 0); AsyncWebSocketMessageBuffer * makeBuffer(size_t size = 0);
AsyncWebSocketMessageBuffer* makeBuffer(const uint8_t* data, size_t size); AsyncWebSocketMessageBuffer * makeBuffer(uint8_t * data, size_t size);
LinkedList<AsyncWebSocketMessageBuffer *> _buffers;
void _cleanBuffers();
std::list<AsyncWebSocketClient>& getClients() { return _clients; } AsyncWebSocketClientLinkedList getClients() const;
}; };
// WebServer response to authenticate the socket and detach the tcp client from the web server request //WebServer response to authenticate the socket and detach the tcp client from the web server request
class AsyncWebSocketResponse : public AsyncWebServerResponse { class AsyncWebSocketResponse: public AsyncWebServerResponse {
private: private:
String _content; String _content;
AsyncWebSocket* _server; AsyncWebSocket *_server;
public: public:
AsyncWebSocketResponse(const String& key, AsyncWebSocket* server); AsyncWebSocketResponse(const String& key, AsyncWebSocket *server);
void _respond(AsyncWebServerRequest* request); void _respond(AsyncWebServerRequest *request);
size_t _ack(AsyncWebServerRequest* request, size_t len, uint32_t time); size_t _ack(AsyncWebServerRequest *request, size_t len, uint32_t time);
bool _sourceValid() const { return true; } bool _sourceValid() const { return true; }
}; };
#endif /* ASYNCWEBSOCKET_H_ */ #endif /* ASYNCWEBSOCKET_H_ */

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@ -0,0 +1,87 @@
#ifndef ASYNCWEBSYNCHRONIZATION_H_
#define ASYNCWEBSYNCHRONIZATION_H_
// Synchronisation is only available on ESP32, as the ESP8266 isn't using FreeRTOS by default
#include <ESPAsyncWebServer.h>
#if defined(ESP32) || (defined(LIBRETINY) && LT_HAS_FREERTOS)
// This is the ESP32 version of the Sync Lock, using the FreeRTOS Semaphore
class AsyncWebLock
{
private:
SemaphoreHandle_t _lock;
mutable void *_lockedBy;
public:
AsyncWebLock() {
_lock = xSemaphoreCreateBinary();
_lockedBy = NULL;
xSemaphoreGive(_lock);
}
~AsyncWebLock() {
vSemaphoreDelete(_lock);
}
bool lock() const {
extern void *pxCurrentTCB;
if (_lockedBy != pxCurrentTCB) {
xSemaphoreTake(_lock, portMAX_DELAY);
_lockedBy = pxCurrentTCB;
return true;
}
return false;
}
void unlock() const {
_lockedBy = NULL;
xSemaphoreGive(_lock);
}
};
#else
// This is the 8266 version of the Sync Lock which is currently unimplemented
class AsyncWebLock
{
public:
AsyncWebLock() {
}
~AsyncWebLock() {
}
bool lock() const {
return false;
}
void unlock() const {
}
};
#endif
class AsyncWebLockGuard
{
private:
const AsyncWebLock *_lock;
public:
AsyncWebLockGuard(const AsyncWebLock &l) {
if (l.lock()) {
_lock = &l;
} else {
_lock = NULL;
}
}
~AsyncWebLockGuard() {
if (_lock) {
_lock->unlock();
}
}
};
#endif // ASYNCWEBSYNCHRONIZATION_H_

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@ -1,284 +0,0 @@
/*
* FIPS-180-1 compliant SHA-1 implementation
*
* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* This file is part of mbed TLS (https://tls.mbed.org)
* Modified for esp32 by Lucas Saavedra Vaz on 11 Jan 2024
*/
#include <Arduino.h>
#if ESP_IDF_VERSION_MAJOR < 5
#include "BackPort_SHA1Builder.h"
// 32-bit integer manipulation macros (big endian)
#ifndef GET_UINT32_BE
#define GET_UINT32_BE(n, b, i) \
{ (n) = ((uint32_t)(b)[(i)] << 24) | ((uint32_t)(b)[(i) + 1] << 16) | ((uint32_t)(b)[(i) + 2] << 8) | ((uint32_t)(b)[(i) + 3]); }
#endif
#ifndef PUT_UINT32_BE
#define PUT_UINT32_BE(n, b, i) \
{ \
(b)[(i)] = (uint8_t)((n) >> 24); \
(b)[(i) + 1] = (uint8_t)((n) >> 16); \
(b)[(i) + 2] = (uint8_t)((n) >> 8); \
(b)[(i) + 3] = (uint8_t)((n)); \
}
#endif
// Constants
static const uint8_t sha1_padding[64] = {0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
// Private methods
void SHA1Builder::process(const uint8_t *data) {
uint32_t temp, W[16], A, B, C, D, E;
GET_UINT32_BE(W[0], data, 0);
GET_UINT32_BE(W[1], data, 4);
GET_UINT32_BE(W[2], data, 8);
GET_UINT32_BE(W[3], data, 12);
GET_UINT32_BE(W[4], data, 16);
GET_UINT32_BE(W[5], data, 20);
GET_UINT32_BE(W[6], data, 24);
GET_UINT32_BE(W[7], data, 28);
GET_UINT32_BE(W[8], data, 32);
GET_UINT32_BE(W[9], data, 36);
GET_UINT32_BE(W[10], data, 40);
GET_UINT32_BE(W[11], data, 44);
GET_UINT32_BE(W[12], data, 48);
GET_UINT32_BE(W[13], data, 52);
GET_UINT32_BE(W[14], data, 56);
GET_UINT32_BE(W[15], data, 60);
#define sha1_S(x, n) ((x << n) | ((x & 0xFFFFFFFF) >> (32 - n)))
#define sha1_R(t) (temp = W[(t - 3) & 0x0F] ^ W[(t - 8) & 0x0F] ^ W[(t - 14) & 0x0F] ^ W[t & 0x0F], (W[t & 0x0F] = sha1_S(temp, 1)))
#define sha1_P(a, b, c, d, e, x) \
{ \
e += sha1_S(a, 5) + sha1_F(b, c, d) + sha1_K + x; \
b = sha1_S(b, 30); \
}
A = state[0];
B = state[1];
C = state[2];
D = state[3];
E = state[4];
#define sha1_F(x, y, z) (z ^ (x & (y ^ z)))
#define sha1_K 0x5A827999
sha1_P(A, B, C, D, E, W[0]);
sha1_P(E, A, B, C, D, W[1]);
sha1_P(D, E, A, B, C, W[2]);
sha1_P(C, D, E, A, B, W[3]);
sha1_P(B, C, D, E, A, W[4]);
sha1_P(A, B, C, D, E, W[5]);
sha1_P(E, A, B, C, D, W[6]);
sha1_P(D, E, A, B, C, W[7]);
sha1_P(C, D, E, A, B, W[8]);
sha1_P(B, C, D, E, A, W[9]);
sha1_P(A, B, C, D, E, W[10]);
sha1_P(E, A, B, C, D, W[11]);
sha1_P(D, E, A, B, C, W[12]);
sha1_P(C, D, E, A, B, W[13]);
sha1_P(B, C, D, E, A, W[14]);
sha1_P(A, B, C, D, E, W[15]);
sha1_P(E, A, B, C, D, sha1_R(16));
sha1_P(D, E, A, B, C, sha1_R(17));
sha1_P(C, D, E, A, B, sha1_R(18));
sha1_P(B, C, D, E, A, sha1_R(19));
#undef sha1_K
#undef sha1_F
#define sha1_F(x, y, z) (x ^ y ^ z)
#define sha1_K 0x6ED9EBA1
sha1_P(A, B, C, D, E, sha1_R(20));
sha1_P(E, A, B, C, D, sha1_R(21));
sha1_P(D, E, A, B, C, sha1_R(22));
sha1_P(C, D, E, A, B, sha1_R(23));
sha1_P(B, C, D, E, A, sha1_R(24));
sha1_P(A, B, C, D, E, sha1_R(25));
sha1_P(E, A, B, C, D, sha1_R(26));
sha1_P(D, E, A, B, C, sha1_R(27));
sha1_P(C, D, E, A, B, sha1_R(28));
sha1_P(B, C, D, E, A, sha1_R(29));
sha1_P(A, B, C, D, E, sha1_R(30));
sha1_P(E, A, B, C, D, sha1_R(31));
sha1_P(D, E, A, B, C, sha1_R(32));
sha1_P(C, D, E, A, B, sha1_R(33));
sha1_P(B, C, D, E, A, sha1_R(34));
sha1_P(A, B, C, D, E, sha1_R(35));
sha1_P(E, A, B, C, D, sha1_R(36));
sha1_P(D, E, A, B, C, sha1_R(37));
sha1_P(C, D, E, A, B, sha1_R(38));
sha1_P(B, C, D, E, A, sha1_R(39));
#undef sha1_K
#undef sha1_F
#define sha1_F(x, y, z) ((x & y) | (z & (x | y)))
#define sha1_K 0x8F1BBCDC
sha1_P(A, B, C, D, E, sha1_R(40));
sha1_P(E, A, B, C, D, sha1_R(41));
sha1_P(D, E, A, B, C, sha1_R(42));
sha1_P(C, D, E, A, B, sha1_R(43));
sha1_P(B, C, D, E, A, sha1_R(44));
sha1_P(A, B, C, D, E, sha1_R(45));
sha1_P(E, A, B, C, D, sha1_R(46));
sha1_P(D, E, A, B, C, sha1_R(47));
sha1_P(C, D, E, A, B, sha1_R(48));
sha1_P(B, C, D, E, A, sha1_R(49));
sha1_P(A, B, C, D, E, sha1_R(50));
sha1_P(E, A, B, C, D, sha1_R(51));
sha1_P(D, E, A, B, C, sha1_R(52));
sha1_P(C, D, E, A, B, sha1_R(53));
sha1_P(B, C, D, E, A, sha1_R(54));
sha1_P(A, B, C, D, E, sha1_R(55));
sha1_P(E, A, B, C, D, sha1_R(56));
sha1_P(D, E, A, B, C, sha1_R(57));
sha1_P(C, D, E, A, B, sha1_R(58));
sha1_P(B, C, D, E, A, sha1_R(59));
#undef sha1_K
#undef sha1_F
#define sha1_F(x, y, z) (x ^ y ^ z)
#define sha1_K 0xCA62C1D6
sha1_P(A, B, C, D, E, sha1_R(60));
sha1_P(E, A, B, C, D, sha1_R(61));
sha1_P(D, E, A, B, C, sha1_R(62));
sha1_P(C, D, E, A, B, sha1_R(63));
sha1_P(B, C, D, E, A, sha1_R(64));
sha1_P(A, B, C, D, E, sha1_R(65));
sha1_P(E, A, B, C, D, sha1_R(66));
sha1_P(D, E, A, B, C, sha1_R(67));
sha1_P(C, D, E, A, B, sha1_R(68));
sha1_P(B, C, D, E, A, sha1_R(69));
sha1_P(A, B, C, D, E, sha1_R(70));
sha1_P(E, A, B, C, D, sha1_R(71));
sha1_P(D, E, A, B, C, sha1_R(72));
sha1_P(C, D, E, A, B, sha1_R(73));
sha1_P(B, C, D, E, A, sha1_R(74));
sha1_P(A, B, C, D, E, sha1_R(75));
sha1_P(E, A, B, C, D, sha1_R(76));
sha1_P(D, E, A, B, C, sha1_R(77));
sha1_P(C, D, E, A, B, sha1_R(78));
sha1_P(B, C, D, E, A, sha1_R(79));
#undef sha1_K
#undef sha1_F
state[0] += A;
state[1] += B;
state[2] += C;
state[3] += D;
state[4] += E;
}
// Public methods
void SHA1Builder::begin() {
total[0] = 0;
total[1] = 0;
state[0] = 0x67452301;
state[1] = 0xEFCDAB89;
state[2] = 0x98BADCFE;
state[3] = 0x10325476;
state[4] = 0xC3D2E1F0;
memset(buffer, 0x00, sizeof(buffer));
memset(hash, 0x00, sizeof(hash));
}
void SHA1Builder::add(const uint8_t *data, size_t len) {
size_t fill;
uint32_t left;
if (len == 0) {
return;
}
left = total[0] & 0x3F;
fill = 64 - left;
total[0] += (uint32_t)len;
total[0] &= 0xFFFFFFFF;
if (total[0] < (uint32_t)len) {
total[1]++;
}
if (left && len >= fill) {
memcpy((void *)(buffer + left), data, fill);
process(buffer);
data += fill;
len -= fill;
left = 0;
}
while (len >= 64) {
process(data);
data += 64;
len -= 64;
}
if (len > 0) {
memcpy((void *)(buffer + left), data, len);
}
}
void SHA1Builder::calculate(void) {
uint32_t last, padn;
uint32_t high, low;
uint8_t msglen[8];
high = (total[0] >> 29) | (total[1] << 3);
low = (total[0] << 3);
PUT_UINT32_BE(high, msglen, 0);
PUT_UINT32_BE(low, msglen, 4);
last = total[0] & 0x3F;
padn = (last < 56) ? (56 - last) : (120 - last);
add((uint8_t *)sha1_padding, padn);
add(msglen, 8);
PUT_UINT32_BE(state[0], hash, 0);
PUT_UINT32_BE(state[1], hash, 4);
PUT_UINT32_BE(state[2], hash, 8);
PUT_UINT32_BE(state[3], hash, 12);
PUT_UINT32_BE(state[4], hash, 16);
}
void SHA1Builder::getBytes(uint8_t *output) {
memcpy(output, hash, SHA1_HASH_SIZE);
}
#endif // ESP_IDF_VERSION_MAJOR < 5

View File

@ -1,44 +0,0 @@
// Copyright 2024 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <Arduino.h>
#if ESP_IDF_VERSION_MAJOR < 5
#ifndef SHA1Builder_h
#define SHA1Builder_h
#include <Stream.h>
#include <WString.h>
#define SHA1_HASH_SIZE 20
class SHA1Builder {
private:
uint32_t total[2]; /* number of bytes processed */
uint32_t state[5]; /* intermediate digest state */
unsigned char buffer[64]; /* data block being processed */
uint8_t hash[SHA1_HASH_SIZE]; /* SHA-1 result */
void process(const uint8_t* data);
public:
void begin();
void add(const uint8_t* data, size_t len);
void calculate();
void getBytes(uint8_t* output);
};
#endif // SHA1Builder_h
#endif // ESP_IDF_VERSION_MAJOR < 5

View File

@ -1,16 +0,0 @@
#include <ChunkPrint.h>
ChunkPrint::ChunkPrint(uint8_t* destination, size_t from, size_t len)
: _destination(destination), _to_skip(from), _to_write(len), _pos{0} {}
size_t ChunkPrint::write(uint8_t c) {
if (_to_skip > 0) {
_to_skip--;
return 1;
} else if (_to_write > 0) {
_to_write--;
_destination[_pos++] = c;
return 1;
}
return 0;
}

View File

@ -1,19 +0,0 @@
#ifndef CHUNKPRINT_H
#define CHUNKPRINT_H
#include <Print.h>
class ChunkPrint : public Print {
private:
uint8_t* _destination;
size_t _to_skip;
size_t _to_write;
size_t _pos;
public:
ChunkPrint(uint8_t* destination, size_t from, size_t len);
virtual ~ChunkPrint() {}
size_t write(uint8_t c);
size_t write(const uint8_t* buffer, size_t size) { return this->Print::write(buffer, size); }
};
#endif

View File

@ -23,43 +23,29 @@
#include "Arduino.h" #include "Arduino.h"
#include "FS.h"
#include <algorithm>
#include <deque>
#include <functional> #include <functional>
#include <list> #include "FS.h"
#include <unordered_map>
#include <vector>
#ifdef ESP32 #include "StringArray.h"
#include <AsyncTCP.h>
#include <WiFi.h> #if defined(ESP32) || defined(LIBRETINY)
#include <WiFi.h>
#include <AsyncTCP.h>
#elif defined(ESP8266) #elif defined(ESP8266)
#include <ESP8266WiFi.h> #include <ESP8266WiFi.h>
#include <ESPAsyncTCP.h> #include <ESPAsyncTCP.h>
#elif defined(TARGET_RP2040)
#include <AsyncTCP_RP2040W.h>
#include <HTTP_Method.h>
#include <WiFi.h>
#include <http_parser.h>
#else #else
#error Platform not supported #error Platform not supported
#endif #endif
#include "literals.h"
#define ASYNCWEBSERVER_VERSION "3.3.7"
#define ASYNCWEBSERVER_VERSION_MAJOR 3
#define ASYNCWEBSERVER_VERSION_MINOR 3
#define ASYNCWEBSERVER_VERSION_REVISION 7
#define ASYNCWEBSERVER_FORK_mathieucarbou
#ifdef ASYNCWEBSERVER_REGEX #ifdef ASYNCWEBSERVER_REGEX
#define ASYNCWEBSERVER_REGEX_ATTRIBUTE #define ASYNCWEBSERVER_REGEX_ATTRIBUTE
#else #else
#define ASYNCWEBSERVER_REGEX_ATTRIBUTE __attribute__((warning("ASYNCWEBSERVER_REGEX not defined"))) #define ASYNCWEBSERVER_REGEX_ATTRIBUTE __attribute__((warning("ASYNCWEBSERVER_REGEX not defined")))
#endif #endif
#define DEBUGF(...) //Serial.printf(__VA_ARGS__)
class AsyncWebServer; class AsyncWebServer;
class AsyncWebServerRequest; class AsyncWebServerRequest;
class AsyncWebServerResponse; class AsyncWebServerResponse;
@ -70,12 +56,8 @@ class AsyncWebHandler;
class AsyncStaticWebHandler; class AsyncStaticWebHandler;
class AsyncCallbackWebHandler; class AsyncCallbackWebHandler;
class AsyncResponseStream; class AsyncResponseStream;
class AsyncMiddlewareChain;
#if defined(TARGET_RP2040) #ifndef WEBSERVER_H
typedef enum http_method WebRequestMethod;
#else
#ifndef WEBSERVER_H
typedef enum { typedef enum {
HTTP_GET = 0b00000001, HTTP_GET = 0b00000001,
HTTP_POST = 0b00000010, HTTP_POST = 0b00000010,
@ -86,25 +68,10 @@ typedef enum {
HTTP_OPTIONS = 0b01000000, HTTP_OPTIONS = 0b01000000,
HTTP_ANY = 0b01111111, HTTP_ANY = 0b01111111,
} WebRequestMethod; } WebRequestMethod;
#endif
#endif #endif
#ifndef HAVE_FS_FILE_OPEN_MODE //if this value is returned when asked for data, packet will not be sent and you will be asked for data again
namespace fs {
class FileOpenMode {
public:
static const char* read;
static const char* write;
static const char* append;
};
};
#else
#include "FileOpenMode.h"
#endif
// if this value is returned when asked for data, packet will not be sent and you will be asked for data again
#define RESPONSE_TRY_AGAIN 0xFFFFFFFF #define RESPONSE_TRY_AGAIN 0xFFFFFFFF
#define RESPONSE_STREAM_BUFFER_SIZE 1460
typedef uint8_t WebRequestMethodComposite; typedef uint8_t WebRequestMethodComposite;
typedef std::function<void(void)> ArDisconnectHandler; typedef std::function<void(void)> ArDisconnectHandler;
@ -122,7 +89,8 @@ class AsyncWebParameter {
bool _isFile; bool _isFile;
public: public:
AsyncWebParameter(const String& name, const String& value, bool form = false, bool file = false, size_t size = 0) : _name(name), _value(value), _size(size), _isForm(form), _isFile(file) {}
AsyncWebParameter(const String& name, const String& value, bool form=false, bool file=false, size_t size=0): _name(name), _value(value), _size(size), _isForm(form), _isFile(file){}
const String& name() const { return _name; } const String& name() const { return _name; }
const String& value() const { return _value; } const String& value() const { return _value; }
size_t size() const { return _size; } size_t size() const { return _size; }
@ -140,38 +108,25 @@ class AsyncWebHeader {
String _value; String _value;
public: public:
AsyncWebHeader() = default; AsyncWebHeader(const String& name, const String& value): _name(name), _value(value){}
AsyncWebHeader(const AsyncWebHeader&) = default; AsyncWebHeader(const String& data): _name(), _value(){
AsyncWebHeader(const char* name, const char* value) : _name(name), _value(value) {} if(!data) return;
AsyncWebHeader(const String& name, const String& value) : _name(name), _value(value) {} int index = data.indexOf(':');
AsyncWebHeader(const String& data); if (index < 0) return;
_name = data.substring(0, index);
AsyncWebHeader& operator=(const AsyncWebHeader&) = default; _value = data.substring(index + 2);
}
~AsyncWebHeader(){}
const String& name() const { return _name; } const String& name() const { return _name; }
const String& value() const { return _value; } const String& value() const { return _value; }
String toString() const; String toString() const { return String(_name+": "+_value+"\r\n"); }
}; };
/* /*
* REQUEST :: Each incoming Client is wrapped inside a Request and both live together until disconnect * REQUEST :: Each incoming Client is wrapped inside a Request and both live together until disconnect
* */ * */
typedef enum { RCT_NOT_USED = -1, typedef enum { RCT_NOT_USED = -1, RCT_DEFAULT = 0, RCT_HTTP, RCT_WS, RCT_EVENT, RCT_MAX } RequestedConnectionType;
RCT_DEFAULT = 0,
RCT_HTTP,
RCT_WS,
RCT_EVENT,
RCT_MAX } RequestedConnectionType;
// this enum is similar to Arduino WebServer's AsyncAuthType and PsychicHttp
typedef enum {
AUTH_NONE = 0,
AUTH_BASIC,
AUTH_DIGEST,
AUTH_BEARER,
AUTH_OTHER,
} AsyncAuthType;
typedef std::function<size_t(uint8_t*, size_t, size_t)> AwsResponseFiller; typedef std::function<size_t(uint8_t*, size_t, size_t)> AwsResponseFiller;
typedef std::function<String(const String&)> AwsTemplateProcessor; typedef std::function<String(const String&)> AwsTemplateProcessor;
@ -181,17 +136,14 @@ class AsyncWebServerRequest {
using FS = fs::FS; using FS = fs::FS;
friend class AsyncWebServer; friend class AsyncWebServer;
friend class AsyncCallbackWebHandler; friend class AsyncCallbackWebHandler;
private: private:
AsyncClient* _client; AsyncClient* _client;
AsyncWebServer* _server; AsyncWebServer* _server;
AsyncWebHandler* _handler; AsyncWebHandler* _handler;
AsyncWebServerResponse* _response; AsyncWebServerResponse* _response;
StringArray _interestingHeaders;
ArDisconnectHandler _onDisconnectfn; ArDisconnectHandler _onDisconnectfn;
// response is sent
bool _sent = false;
String _temp; String _temp;
uint8_t _parseState; uint8_t _parseState;
@ -203,18 +155,17 @@ class AsyncWebServerRequest {
String _boundary; String _boundary;
String _authorization; String _authorization;
RequestedConnectionType _reqconntype; RequestedConnectionType _reqconntype;
AsyncAuthType _authMethod = AsyncAuthType::AUTH_NONE; void _removeNotInterestingHeaders();
bool _isDigest;
bool _isMultipart; bool _isMultipart;
bool _isPlainPost; bool _isPlainPost;
bool _expectingContinue; bool _expectingContinue;
size_t _contentLength; size_t _contentLength;
size_t _parsedLength; size_t _parsedLength;
std::list<AsyncWebHeader> _headers; LinkedList<AsyncWebHeader *> _headers;
std::list<AsyncWebParameter> _params; LinkedList<AsyncWebParameter *> _params;
std::vector<String> _pathParams; LinkedList<String *> _pathParams;
std::unordered_map<const char*, String, std::hash<const char*>, std::equal_to<const char*>> _attributes;
uint8_t _multiParseState; uint8_t _multiParseState;
uint8_t _boundaryPosition; uint8_t _boundaryPosition;
@ -224,7 +175,7 @@ class AsyncWebServerRequest {
String _itemFilename; String _itemFilename;
String _itemType; String _itemType;
String _itemValue; String _itemValue;
uint8_t* _itemBuffer; uint8_t *_itemBuffer;
size_t _itemBufferIndex; size_t _itemBufferIndex;
bool _itemIsFile; bool _itemIsFile;
@ -233,9 +184,10 @@ class AsyncWebServerRequest {
void _onError(int8_t error); void _onError(int8_t error);
void _onTimeout(uint32_t time); void _onTimeout(uint32_t time);
void _onDisconnect(); void _onDisconnect();
void _onData(void* buf, size_t len); void _onData(void *buf, size_t len);
void _addPathParam(const char* param); void _addParam(AsyncWebParameter*);
void _addPathParam(const char *param);
bool _parseReqHead(); bool _parseReqHead();
bool _parseReqHeader(); bool _parseReqHeader();
@ -250,12 +202,12 @@ class AsyncWebServerRequest {
public: public:
File _tempFile; File _tempFile;
void* _tempObject; void *_tempObject;
AsyncWebServerRequest(AsyncWebServer*, AsyncClient*); AsyncWebServerRequest(AsyncWebServer*, AsyncClient*);
~AsyncWebServerRequest(); ~AsyncWebServerRequest();
AsyncClient* client() { return _client; } AsyncClient* client(){ return _client; }
uint8_t version() const { return _version; } uint8_t version() const { return _version; }
WebRequestMethodComposite method() const { return _method; } WebRequestMethodComposite method() const { return _method; }
const String& url() const { return _url; } const String& url() const { return _url; }
@ -263,240 +215,74 @@ class AsyncWebServerRequest {
const String& contentType() const { return _contentType; } const String& contentType() const { return _contentType; }
size_t contentLength() const { return _contentLength; } size_t contentLength() const { return _contentLength; }
bool multipart() const { return _isMultipart; } bool multipart() const { return _isMultipart; }
const char * methodToString() const;
#ifndef ESP8266 const char * requestedConnTypeToString() const;
const char* methodToString() const;
const char* requestedConnTypeToString() const;
#else
const __FlashStringHelper* methodToString() const;
const __FlashStringHelper* requestedConnTypeToString() const;
#endif
RequestedConnectionType requestedConnType() const { return _reqconntype; } RequestedConnectionType requestedConnType() const { return _reqconntype; }
bool isExpectedRequestedConnType(RequestedConnectionType erct1, RequestedConnectionType erct2 = RCT_NOT_USED, RequestedConnectionType erct3 = RCT_NOT_USED); bool isExpectedRequestedConnType(RequestedConnectionType erct1, RequestedConnectionType erct2 = RCT_NOT_USED, RequestedConnectionType erct3 = RCT_NOT_USED);
void onDisconnect(ArDisconnectHandler fn); void onDisconnect (ArDisconnectHandler fn);
// hash is the string representation of: //hash is the string representation of:
// base64(user:pass) for basic or // base64(user:pass) for basic or
// user:realm:md5(user:realm:pass) for digest // user:realm:md5(user:realm:pass) for digest
bool authenticate(const char* hash); bool authenticate(const char * hash);
bool authenticate(const char* username, const char* credentials, const char* realm = NULL, bool isHash = false); bool authenticate(const char * username, const char * password, const char * realm = NULL, bool passwordIsHash = false);
void requestAuthentication(const char* realm = nullptr, bool isDigest = true) { requestAuthentication(isDigest ? AsyncAuthType::AUTH_DIGEST : AsyncAuthType::AUTH_BASIC, realm); } void requestAuthentication(const char * realm = NULL, bool isDigest = true);
void requestAuthentication(AsyncAuthType method, const char* realm = nullptr, const char* _authFailMsg = nullptr);
void setHandler(AsyncWebHandler* handler) { _handler = handler; } void setHandler(AsyncWebHandler *handler){ _handler = handler; }
void addInterestingHeader(const String& name);
#ifndef ESP8266 void redirect(const String& url);
[[deprecated("All headers are now collected. Use removeHeader(name) or HeaderFreeMiddleware if you really need to free some headers.")]]
#endif
void addInterestingHeader(__unused const char* name) {
}
#ifndef ESP8266
[[deprecated("All headers are now collected. Use removeHeader(name) or HeaderFreeMiddleware if you really need to free some headers.")]]
#endif
void addInterestingHeader(__unused const String& name) {
}
/** void send(AsyncWebServerResponse *response);
* @brief issue HTTP redirect responce with Location header void send(int code, const String& contentType=String(), const String& content=String());
* void send(FS &fs, const String& path, const String& contentType=String(), bool download=false, AwsTemplateProcessor callback=nullptr);
* @param url - url to redirect to void send(File content, const String& path, const String& contentType=String(), bool download=false, AwsTemplateProcessor callback=nullptr);
* @param code - responce code, default is 302 : temporary redirect void send(Stream &stream, const String& contentType, size_t len, AwsTemplateProcessor callback=nullptr);
*/ void send(const String& contentType, size_t len, AwsResponseFiller callback, AwsTemplateProcessor templateCallback=nullptr);
void redirect(const char* url, int code = 302); void sendChunked(const String& contentType, AwsResponseFiller callback, AwsTemplateProcessor templateCallback=nullptr);
void redirect(const String& url, int code = 302) { return redirect(url.c_str(), code); }; void send_P(int code, const String& contentType, const uint8_t * content, size_t len, AwsTemplateProcessor callback=nullptr);
void send_P(int code, const String& contentType, PGM_P content, AwsTemplateProcessor callback=nullptr);
void send(AsyncWebServerResponse* response); AsyncWebServerResponse *beginResponse(int code, const String& contentType=String(), const String& content=String());
AsyncWebServerResponse* getResponse() const { return _response; } AsyncWebServerResponse *beginResponse(FS &fs, const String& path, const String& contentType=String(), bool download=false, AwsTemplateProcessor callback=nullptr);
AsyncWebServerResponse *beginResponse(File content, const String& path, const String& contentType=String(), bool download=false, AwsTemplateProcessor callback=nullptr);
AsyncWebServerResponse *beginResponse(Stream &stream, const String& contentType, size_t len, AwsTemplateProcessor callback=nullptr);
AsyncWebServerResponse *beginResponse(const String& contentType, size_t len, AwsResponseFiller callback, AwsTemplateProcessor templateCallback=nullptr);
AsyncWebServerResponse *beginChunkedResponse(const String& contentType, AwsResponseFiller callback, AwsTemplateProcessor templateCallback=nullptr);
AsyncResponseStream *beginResponseStream(const String& contentType, size_t bufferSize=1460);
AsyncWebServerResponse *beginResponse_P(int code, const String& contentType, const uint8_t * content, size_t len, AwsTemplateProcessor callback=nullptr);
AsyncWebServerResponse *beginResponse_P(int code, const String& contentType, PGM_P content, AwsTemplateProcessor callback=nullptr);
void send(int code, const char* contentType = asyncsrv::empty, const char* content = asyncsrv::empty, AwsTemplateProcessor callback = nullptr) { send(beginResponse(code, contentType, content, callback)); } size_t headers() const; // get header count
void send(int code, const String& contentType, const char* content = asyncsrv::empty, AwsTemplateProcessor callback = nullptr) { send(beginResponse(code, contentType.c_str(), content, callback)); } bool hasHeader(const String& name) const; // check if header exists
void send(int code, const String& contentType, const String& content, AwsTemplateProcessor callback = nullptr) { send(beginResponse(code, contentType.c_str(), content.c_str(), callback)); } bool hasHeader(const __FlashStringHelper * data) const; // check if header exists
void send(int code, const char* contentType, const uint8_t* content, size_t len, AwsTemplateProcessor callback = nullptr) { send(beginResponse(code, contentType, content, len, callback)); } AsyncWebHeader* getHeader(const String& name) const;
void send(int code, const String& contentType, const uint8_t* content, size_t len, AwsTemplateProcessor callback = nullptr) { send(beginResponse(code, contentType, content, len, callback)); } AsyncWebHeader* getHeader(const __FlashStringHelper * data) const;
AsyncWebHeader* getHeader(size_t num) const;
void send(FS& fs, const String& path, const char* contentType = asyncsrv::empty, bool download = false, AwsTemplateProcessor callback = nullptr) { size_t params() const; // get arguments count
if (fs.exists(path) || (!download && fs.exists(path + asyncsrv::T__gz))) { bool hasParam(const String& name, bool post=false, bool file=false) const;
send(beginResponse(fs, path, contentType, download, callback)); bool hasParam(const __FlashStringHelper * data, bool post=false, bool file=false) const;
} else
send(404);
}
void send(FS& fs, const String& path, const String& contentType, bool download = false, AwsTemplateProcessor callback = nullptr) { send(fs, path, contentType.c_str(), download, callback); }
void send(File content, const String& path, const char* contentType = asyncsrv::empty, bool download = false, AwsTemplateProcessor callback = nullptr) { AsyncWebParameter* getParam(const String& name, bool post=false, bool file=false) const;
if (content) { AsyncWebParameter* getParam(const __FlashStringHelper * data, bool post, bool file) const;
send(beginResponse(content, path, contentType, download, callback)); AsyncWebParameter* getParam(size_t num) const;
} else
send(404);
}
void send(File content, const String& path, const String& contentType, bool download = false, AwsTemplateProcessor callback = nullptr) { send(content, path, contentType.c_str(), download, callback); }
void send(Stream& stream, const char* contentType, size_t len, AwsTemplateProcessor callback = nullptr) { send(beginResponse(stream, contentType, len, callback)); }
void send(Stream& stream, const String& contentType, size_t len, AwsTemplateProcessor callback = nullptr) { send(beginResponse(stream, contentType, len, callback)); }
void send(const char* contentType, size_t len, AwsResponseFiller callback, AwsTemplateProcessor templateCallback = nullptr) { send(beginResponse(contentType, len, callback, templateCallback)); }
void send(const String& contentType, size_t len, AwsResponseFiller callback, AwsTemplateProcessor templateCallback = nullptr) { send(beginResponse(contentType, len, callback, templateCallback)); }
void sendChunked(const char* contentType, AwsResponseFiller callback, AwsTemplateProcessor templateCallback = nullptr) { send(beginChunkedResponse(contentType, callback, templateCallback)); }
void sendChunked(const String& contentType, AwsResponseFiller callback, AwsTemplateProcessor templateCallback = nullptr) { send(beginChunkedResponse(contentType, callback, templateCallback)); }
#ifndef ESP8266
[[deprecated("Replaced by send(int code, const String& contentType, const uint8_t* content, size_t len, AwsTemplateProcessor callback = nullptr)")]]
#endif
void send_P(int code, const String& contentType, const uint8_t* content, size_t len, AwsTemplateProcessor callback = nullptr) {
send(code, contentType, content, len, callback);
}
#ifndef ESP8266
[[deprecated("Replaced by send(int code, const String& contentType, const char* content = asyncsrv::empty, AwsTemplateProcessor callback = nullptr)")]]
void send_P(int code, const String& contentType, PGM_P content, AwsTemplateProcessor callback = nullptr) {
send(code, contentType, content, callback);
}
#else
void send_P(int code, const String& contentType, PGM_P content, AwsTemplateProcessor callback = nullptr) {
send(beginResponse_P(code, contentType, content, callback));
}
#endif
AsyncWebServerResponse* beginResponse(int code, const char* contentType = asyncsrv::empty, const char* content = asyncsrv::empty, AwsTemplateProcessor callback = nullptr);
AsyncWebServerResponse* beginResponse(int code, const String& contentType, const char* content = asyncsrv::empty, AwsTemplateProcessor callback = nullptr) { return beginResponse(code, contentType.c_str(), content, callback); }
AsyncWebServerResponse* beginResponse(int code, const String& contentType, const String& content, AwsTemplateProcessor callback = nullptr) { return beginResponse(code, contentType.c_str(), content.c_str(), callback); }
AsyncWebServerResponse* beginResponse(int code, const char* contentType, const uint8_t* content, size_t len, AwsTemplateProcessor callback = nullptr);
AsyncWebServerResponse* beginResponse(int code, const String& contentType, const uint8_t* content, size_t len, AwsTemplateProcessor callback = nullptr) { return beginResponse(code, contentType.c_str(), content, len, callback); }
AsyncWebServerResponse* beginResponse(FS& fs, const String& path, const char* contentType = asyncsrv::empty, bool download = false, AwsTemplateProcessor callback = nullptr);
AsyncWebServerResponse* beginResponse(FS& fs, const String& path, const String& contentType = emptyString, bool download = false, AwsTemplateProcessor callback = nullptr) { return beginResponse(fs, path, contentType.c_str(), download, callback); }
AsyncWebServerResponse* beginResponse(File content, const String& path, const char* contentType = asyncsrv::empty, bool download = false, AwsTemplateProcessor callback = nullptr);
AsyncWebServerResponse* beginResponse(File content, const String& path, const String& contentType = emptyString, bool download = false, AwsTemplateProcessor callback = nullptr) { return beginResponse(content, path, contentType.c_str(), download, callback); }
AsyncWebServerResponse* beginResponse(Stream& stream, const char* contentType, size_t len, AwsTemplateProcessor callback = nullptr);
AsyncWebServerResponse* beginResponse(Stream& stream, const String& contentType, size_t len, AwsTemplateProcessor callback = nullptr) { return beginResponse(stream, contentType.c_str(), len, callback); }
AsyncWebServerResponse* beginResponse(const char* contentType, size_t len, AwsResponseFiller callback, AwsTemplateProcessor templateCallback = nullptr);
AsyncWebServerResponse* beginResponse(const String& contentType, size_t len, AwsResponseFiller callback, AwsTemplateProcessor templateCallback = nullptr) { return beginResponse(contentType.c_str(), len, callback, templateCallback); }
AsyncWebServerResponse* beginChunkedResponse(const char* contentType, AwsResponseFiller callback, AwsTemplateProcessor templateCallback = nullptr);
AsyncWebServerResponse* beginChunkedResponse(const String& contentType, AwsResponseFiller callback, AwsTemplateProcessor templateCallback = nullptr);
AsyncResponseStream* beginResponseStream(const char* contentType, size_t bufferSize = RESPONSE_STREAM_BUFFER_SIZE);
AsyncResponseStream* beginResponseStream(const String& contentType, size_t bufferSize = RESPONSE_STREAM_BUFFER_SIZE) { return beginResponseStream(contentType.c_str(), bufferSize); }
#ifndef ESP8266
[[deprecated("Replaced by beginResponse(int code, const String& contentType, const uint8_t* content, size_t len, AwsTemplateProcessor callback = nullptr)")]]
#endif
AsyncWebServerResponse* beginResponse_P(int code, const String& contentType, const uint8_t* content, size_t len, AwsTemplateProcessor callback = nullptr) {
return beginResponse(code, contentType.c_str(), content, len, callback);
}
#ifndef ESP8266
[[deprecated("Replaced by beginResponse(int code, const String& contentType, const char* content = asyncsrv::empty, AwsTemplateProcessor callback = nullptr)")]]
#endif
AsyncWebServerResponse* beginResponse_P(int code, const String& contentType, PGM_P content, AwsTemplateProcessor callback = nullptr);
/**
* @brief Get the Request parameter by name
*
* @param name
* @param post
* @param file
* @return const AsyncWebParameter*
*/
const AsyncWebParameter* getParam(const char* name, bool post = false, bool file = false) const;
const AsyncWebParameter* getParam(const String& name, bool post = false, bool file = false) const { return getParam(name.c_str(), post, file); };
#ifdef ESP8266
const AsyncWebParameter* getParam(const __FlashStringHelper* data, bool post, bool file) const;
#endif
/**
* @brief Get request parameter by number
* i.e., n-th parameter
* @param num
* @return const AsyncWebParameter*
*/
const AsyncWebParameter* getParam(size_t num) const;
size_t args() const { return params(); } // get arguments count size_t args() const { return params(); } // get arguments count
const String& arg(const String& name) const; // get request argument value by name
// get request argument value by name const String& arg(const __FlashStringHelper * data) const; // get request argument value by F(name)
const String& arg(const char* name) const;
// get request argument value by name
const String& arg(const String& name) const { return arg(name.c_str()); };
#ifdef ESP8266
const String& arg(const __FlashStringHelper* data) const; // get request argument value by F(name)
#endif
const String& arg(size_t i) const; // get request argument value by number const String& arg(size_t i) const; // get request argument value by number
const String& argName(size_t i) const; // get request argument name by number const String& argName(size_t i) const; // get request argument name by number
bool hasArg(const char* name) const; // check if argument exists bool hasArg(const char* name) const; // check if argument exists
bool hasArg(const String& name) const { return hasArg(name.c_str()); }; bool hasArg(const __FlashStringHelper * data) const; // check if F(argument) exists
#ifdef ESP8266
bool hasArg(const __FlashStringHelper* data) const; // check if F(argument) exists
#endif
const String& ASYNCWEBSERVER_REGEX_ATTRIBUTE pathArg(size_t i) const; const String& ASYNCWEBSERVER_REGEX_ATTRIBUTE pathArg(size_t i) const;
// get request header value by name const String& header(const char* name) const;// get request header value by name
const String& header(const char* name) const; const String& header(const __FlashStringHelper * data) const;// get request header value by F(name)
const String& header(const String& name) const { return header(name.c_str()); };
#ifdef ESP8266
const String& header(const __FlashStringHelper* data) const; // get request header value by F(name)
#endif
const String& header(size_t i) const; // get request header value by number const String& header(size_t i) const; // get request header value by number
const String& headerName(size_t i) const; // get request header name by number const String& headerName(size_t i) const; // get request header name by number
size_t headers() const; // get header count
// check if header exists
bool hasHeader(const char* name) const;
bool hasHeader(const String& name) const { return hasHeader(name.c_str()); };
#ifdef ESP8266
bool hasHeader(const __FlashStringHelper* data) const; // check if header exists
#endif
const AsyncWebHeader* getHeader(const char* name) const;
const AsyncWebHeader* getHeader(const String& name) const { return getHeader(name.c_str()); };
#ifdef ESP8266
const AsyncWebHeader* getHeader(const __FlashStringHelper* data) const;
#endif
const AsyncWebHeader* getHeader(size_t num) const;
const std::list<AsyncWebHeader>& getHeaders() const { return _headers; }
size_t getHeaderNames(std::vector<const char*>& names) const;
// Remove a header from the request.
// It will free the memory and prevent the header to be seen during request processing.
bool removeHeader(const char* name);
// Remove all request headers.
void removeHeaders() { _headers.clear(); }
size_t params() const; // get arguments count
bool hasParam(const char* name, bool post = false, bool file = false) const;
bool hasParam(const String& name, bool post = false, bool file = false) const { return hasParam(name.c_str(), post, file); };
#ifdef ESP8266
bool hasParam(const __FlashStringHelper* data, bool post = false, bool file = false) const { return hasParam(String(data).c_str(), post, file); };
#endif
// REQUEST ATTRIBUTES
void setAttribute(const char* name, const char* value) { _attributes[name] = value; }
void setAttribute(const char* name, bool value) { _attributes[name] = value ? "1" : emptyString; }
void setAttribute(const char* name, long value) { _attributes[name] = String(value); }
void setAttribute(const char* name, float value, unsigned int decimalPlaces = 2) { _attributes[name] = String(value, decimalPlaces); }
void setAttribute(const char* name, double value, unsigned int decimalPlaces = 2) { _attributes[name] = String(value, decimalPlaces); }
bool hasAttribute(const char* name) const { return _attributes.find(name) != _attributes.end(); }
const String& getAttribute(const char* name, const String& defaultValue = emptyString) const;
bool getAttribute(const char* name, bool defaultValue) const;
long getAttribute(const char* name, long defaultValue) const;
float getAttribute(const char* name, float defaultValue) const;
double getAttribute(const char* name, double defaultValue) const;
String urlDecode(const String& text) const; String urlDecode(const String& text) const;
}; };
@ -504,181 +290,11 @@ class AsyncWebServerRequest {
* FILTER :: Callback to filter AsyncWebRewrite and AsyncWebHandler (done by the Server) * FILTER :: Callback to filter AsyncWebRewrite and AsyncWebHandler (done by the Server)
* */ * */
using ArRequestFilterFunction = std::function<bool(AsyncWebServerRequest* request)>; typedef std::function<bool(AsyncWebServerRequest *request)> ArRequestFilterFunction;
bool ON_STA_FILTER(AsyncWebServerRequest* request); bool ON_STA_FILTER(AsyncWebServerRequest *request);
bool ON_AP_FILTER(AsyncWebServerRequest* request); bool ON_AP_FILTER(AsyncWebServerRequest *request);
/*
* MIDDLEWARE :: Request interceptor, assigned to a AsyncWebHandler (or the server), which can be used:
* 1. to run some code before the final handler is executed (e.g. check authentication)
* 2. decide whether to proceed or not with the next handler
* */
using ArMiddlewareNext = std::function<void(void)>;
using ArMiddlewareCallback = std::function<void(AsyncWebServerRequest* request, ArMiddlewareNext next)>;
// Middleware is a base class for all middleware
class AsyncMiddleware {
public:
virtual ~AsyncMiddleware() {}
virtual void run(__unused AsyncWebServerRequest* request, __unused ArMiddlewareNext next) {
return next();
};
private:
friend class AsyncWebHandler;
friend class AsyncEventSource;
friend class AsyncMiddlewareChain;
bool _freeOnRemoval = false;
};
// Create a custom middleware by providing an anonymous callback function
class AsyncMiddlewareFunction : public AsyncMiddleware {
public:
AsyncMiddlewareFunction(ArMiddlewareCallback fn) : _fn(fn) {}
void run(AsyncWebServerRequest* request, ArMiddlewareNext next) override { return _fn(request, next); };
private:
ArMiddlewareCallback _fn;
};
// For internal use only: super class to add/remove middleware to server or handlers
class AsyncMiddlewareChain {
public:
virtual ~AsyncMiddlewareChain();
void addMiddleware(ArMiddlewareCallback fn);
void addMiddleware(AsyncMiddleware* middleware);
void addMiddlewares(std::vector<AsyncMiddleware*> middlewares);
bool removeMiddleware(AsyncMiddleware* middleware);
// For internal use only
void _runChain(AsyncWebServerRequest* request, ArMiddlewareNext finalizer);
protected:
std::list<AsyncMiddleware*> _middlewares;
};
// AuthenticationMiddleware is a middleware that checks if the request is authenticated
class AuthenticationMiddleware : public AsyncMiddleware {
public:
void setUsername(const char* username);
void setPassword(const char* password);
void setPasswordHash(const char* hash);
void setRealm(const char* realm) { _realm = realm; }
void setAuthFailureMessage(const char* message) { _authFailMsg = message; }
void setAuthType(AsyncAuthType authMethod) { _authMethod = authMethod; }
// precompute and store the hash value based on the username, realm, and authMethod
// returns true if the hash was successfully generated and replaced
bool generateHash();
bool allowed(AsyncWebServerRequest* request);
void run(AsyncWebServerRequest* request, ArMiddlewareNext next);
private:
String _username;
String _credentials;
bool _hash = false;
String _realm = asyncsrv::T_LOGIN_REQ;
AsyncAuthType _authMethod = AsyncAuthType::AUTH_NONE;
String _authFailMsg;
bool _hasCreds = false;
};
using ArAuthorizeFunction = std::function<bool(AsyncWebServerRequest* request)>;
// AuthorizationMiddleware is a middleware that checks if the request is authorized
class AuthorizationMiddleware : public AsyncMiddleware {
public:
AuthorizationMiddleware(ArAuthorizeFunction authorizeConnectHandler) : _code(403), _authz(authorizeConnectHandler) {}
AuthorizationMiddleware(int code, ArAuthorizeFunction authorizeConnectHandler) : _code(code), _authz(authorizeConnectHandler) {}
void run(AsyncWebServerRequest* request, ArMiddlewareNext next) { return _authz && !_authz(request) ? request->send(_code) : next(); }
private:
int _code;
ArAuthorizeFunction _authz;
};
// remove all headers from the incoming request except the ones provided in the constructor
class HeaderFreeMiddleware : public AsyncMiddleware {
public:
void keep(const char* name) { _toKeep.push_back(name); }
void unKeep(const char* name) { _toKeep.erase(std::remove(_toKeep.begin(), _toKeep.end(), name), _toKeep.end()); }
void run(AsyncWebServerRequest* request, ArMiddlewareNext next);
private:
std::vector<const char*> _toKeep;
};
// filter out specific headers from the incoming request
class HeaderFilterMiddleware : public AsyncMiddleware {
public:
void filter(const char* name) { _toRemove.push_back(name); }
void unFilter(const char* name) { _toRemove.erase(std::remove(_toRemove.begin(), _toRemove.end(), name), _toRemove.end()); }
void run(AsyncWebServerRequest* request, ArMiddlewareNext next);
private:
std::vector<const char*> _toRemove;
};
// curl-like logging of incoming requests
class LoggingMiddleware : public AsyncMiddleware {
public:
void setOutput(Print& output) { _out = &output; }
void setEnabled(bool enabled) { _enabled = enabled; }
bool isEnabled() { return _enabled && _out; }
void run(AsyncWebServerRequest* request, ArMiddlewareNext next);
private:
Print* _out = nullptr;
bool _enabled = true;
};
// CORS Middleware
class CorsMiddleware : public AsyncMiddleware {
public:
void setOrigin(const char* origin) { _origin = origin; }
void setMethods(const char* methods) { _methods = methods; }
void setHeaders(const char* headers) { _headers = headers; }
void setAllowCredentials(bool credentials) { _credentials = credentials; }
void setMaxAge(uint32_t seconds) { _maxAge = seconds; }
void addCORSHeaders(AsyncWebServerResponse* response);
void run(AsyncWebServerRequest* request, ArMiddlewareNext next);
private:
String _origin = "*";
String _methods = "*";
String _headers = "*";
bool _credentials = true;
uint32_t _maxAge = 86400;
};
// Rate limit Middleware
class RateLimitMiddleware : public AsyncMiddleware {
public:
void setMaxRequests(size_t maxRequests) { _maxRequests = maxRequests; }
void setWindowSize(uint32_t seconds) { _windowSizeMillis = seconds * 1000; }
bool isRequestAllowed(uint32_t& retryAfterSeconds);
void run(AsyncWebServerRequest* request, ArMiddlewareNext next);
private:
size_t _maxRequests = 0;
uint32_t _windowSizeMillis = 0;
std::list<uint32_t> _requestTimes;
};
/* /*
* REWRITE :: One instance can be handle any Request (done by the Server) * REWRITE :: One instance can be handle any Request (done by the Server)
@ -689,51 +305,46 @@ class AsyncWebRewrite {
String _from; String _from;
String _toUrl; String _toUrl;
String _params; String _params;
ArRequestFilterFunction _filter{nullptr}; ArRequestFilterFunction _filter;
public: public:
AsyncWebRewrite(const char* from, const char* to) : _from(from), _toUrl(to) { AsyncWebRewrite(const char* from, const char* to): _from(from), _toUrl(to), _params(String()), _filter(NULL){
int index = _toUrl.indexOf('?'); int index = _toUrl.indexOf('?');
if (index > 0) { if (index > 0) {
_params = _toUrl.substring(index + 1); _params = _toUrl.substring(index +1);
_toUrl = _toUrl.substring(0, index); _toUrl = _toUrl.substring(0, index);
} }
} }
virtual ~AsyncWebRewrite() {} virtual ~AsyncWebRewrite(){}
AsyncWebRewrite& setFilter(ArRequestFilterFunction fn) { AsyncWebRewrite& setFilter(ArRequestFilterFunction fn) { _filter = fn; return *this; }
_filter = fn; bool filter(AsyncWebServerRequest *request) const { return _filter == NULL || _filter(request); }
return *this;
}
bool filter(AsyncWebServerRequest* request) const { return _filter == NULL || _filter(request); }
const String& from(void) const { return _from; } const String& from(void) const { return _from; }
const String& toUrl(void) const { return _toUrl; } const String& toUrl(void) const { return _toUrl; }
const String& params(void) const { return _params; } const String& params(void) const { return _params; }
virtual bool match(AsyncWebServerRequest* request) { return from() == request->url() && filter(request); } virtual bool match(AsyncWebServerRequest *request) { return from() == request->url() && filter(request); }
}; };
/* /*
* HANDLER :: One instance can be attached to any Request (done by the Server) * HANDLER :: One instance can be attached to any Request (done by the Server)
* */ * */
class AsyncWebHandler : public AsyncMiddlewareChain { class AsyncWebHandler {
protected: protected:
ArRequestFilterFunction _filter = nullptr; ArRequestFilterFunction _filter;
AuthenticationMiddleware* _authMiddleware = nullptr; String _username;
String _password;
public: public:
AsyncWebHandler() {} AsyncWebHandler():_username(""), _password(""){}
AsyncWebHandler& setFilter(ArRequestFilterFunction fn); AsyncWebHandler& setFilter(ArRequestFilterFunction fn) { _filter = fn; return *this; }
AsyncWebHandler& setAuthentication(const char* username, const char* password); AsyncWebHandler& setAuthentication(const char *username, const char *password){ _username = String(username);_password = String(password); return *this; };
AsyncWebHandler& setAuthentication(const String& username, const String& password) { return setAuthentication(username.c_str(), password.c_str()); }; bool filter(AsyncWebServerRequest *request){ return _filter == NULL || _filter(request); }
bool filter(AsyncWebServerRequest* request) { return _filter == NULL || _filter(request); } virtual ~AsyncWebHandler(){}
virtual ~AsyncWebHandler() {} virtual bool canHandle(AsyncWebServerRequest *request __attribute__((unused))){
virtual bool canHandle(AsyncWebServerRequest* request __attribute__((unused))) {
return false; return false;
} }
virtual void handleRequest(__unused AsyncWebServerRequest* request) {} virtual void handleRequest(AsyncWebServerRequest *request __attribute__((unused))){}
virtual void handleUpload(__unused AsyncWebServerRequest* request, __unused const String& filename, __unused size_t index, __unused uint8_t* data, __unused size_t len, __unused bool final) {} virtual void handleUpload(AsyncWebServerRequest *request __attribute__((unused)), const String& filename __attribute__((unused)), size_t index __attribute__((unused)), uint8_t *data __attribute__((unused)), size_t len __attribute__((unused)), bool final __attribute__((unused))){}
virtual void handleBody(__unused AsyncWebServerRequest* request, __unused uint8_t* data, __unused size_t len, __unused size_t index, __unused size_t total) {} virtual void handleBody(AsyncWebServerRequest *request __attribute__((unused)), uint8_t *data __attribute__((unused)), size_t len __attribute__((unused)), size_t index __attribute__((unused)), size_t total __attribute__((unused))){}
virtual bool isRequestHandlerTrivial() { return true; } virtual bool isRequestHandlerTrivial(){return true;}
}; };
/* /*
@ -741,18 +352,13 @@ class AsyncWebHandler : public AsyncMiddlewareChain {
* */ * */
typedef enum { typedef enum {
RESPONSE_SETUP, RESPONSE_SETUP, RESPONSE_HEADERS, RESPONSE_CONTENT, RESPONSE_WAIT_ACK, RESPONSE_END, RESPONSE_FAILED
RESPONSE_HEADERS,
RESPONSE_CONTENT,
RESPONSE_WAIT_ACK,
RESPONSE_END,
RESPONSE_FAILED
} WebResponseState; } WebResponseState;
class AsyncWebServerResponse { class AsyncWebServerResponse {
protected: protected:
int _code; int _code;
std::list<AsyncWebHeader> _headers; LinkedList<AsyncWebHeader *> _headers;
String _contentType; String _contentType;
size_t _contentLength; size_t _contentLength;
bool _sendContentLength; bool _sendContentLength;
@ -762,61 +368,37 @@ class AsyncWebServerResponse {
size_t _ackedLength; size_t _ackedLength;
size_t _writtenLength; size_t _writtenLength;
WebResponseState _state; WebResponseState _state;
const char* _responseCodeToString(int code);
public:
#ifndef ESP8266
static const char* responseCodeToString(int code);
#else
static const __FlashStringHelper* responseCodeToString(int code);
#endif
public: public:
AsyncWebServerResponse(); AsyncWebServerResponse();
virtual ~AsyncWebServerResponse(); virtual ~AsyncWebServerResponse();
virtual void setCode(int code); virtual void setCode(int code);
int code() const { return _code; }
virtual void setContentLength(size_t len); virtual void setContentLength(size_t len);
void setContentType(const String& type) { setContentType(type.c_str()); } virtual void setContentType(const String& type);
virtual void setContentType(const char* type); virtual void addHeader(const String& name, const String& value);
virtual bool addHeader(const char* name, const char* value, bool replaceExisting = true); virtual String _assembleHead(uint8_t version);
bool addHeader(const String& name, const String& value, bool replaceExisting = true) { return addHeader(name.c_str(), value.c_str(), replaceExisting); }
bool addHeader(const char* name, long value, bool replaceExisting = true) { return addHeader(name, String(value), replaceExisting); }
bool addHeader(const String& name, long value, bool replaceExisting = true) { return addHeader(name.c_str(), value, replaceExisting); }
virtual bool removeHeader(const char* name);
virtual const AsyncWebHeader* getHeader(const char* name) const;
const std::list<AsyncWebHeader>& getHeaders() const { return _headers; }
#ifndef ESP8266
[[deprecated("Use instead: _assembleHead(String& buffer, uint8_t version)")]]
#endif
String _assembleHead(uint8_t version) {
String buffer;
_assembleHead(buffer, version);
return buffer;
}
virtual void _assembleHead(String& buffer, uint8_t version);
virtual bool _started() const; virtual bool _started() const;
virtual bool _finished() const; virtual bool _finished() const;
virtual bool _failed() const; virtual bool _failed() const;
virtual bool _sourceValid() const; virtual bool _sourceValid() const;
virtual void _respond(AsyncWebServerRequest* request); virtual void _respond(AsyncWebServerRequest *request);
virtual size_t _ack(AsyncWebServerRequest* request, size_t len, uint32_t time); virtual size_t _ack(AsyncWebServerRequest *request, size_t len, uint32_t time);
}; };
/* /*
* SERVER :: One instance * SERVER :: One instance
* */ * */
typedef std::function<void(AsyncWebServerRequest* request)> ArRequestHandlerFunction; typedef std::function<void(AsyncWebServerRequest *request)> ArRequestHandlerFunction;
typedef std::function<void(AsyncWebServerRequest* request, const String& filename, size_t index, uint8_t* data, size_t len, bool final)> ArUploadHandlerFunction; typedef std::function<void(AsyncWebServerRequest *request, const String& filename, size_t index, uint8_t *data, size_t len, bool final)> ArUploadHandlerFunction;
typedef std::function<void(AsyncWebServerRequest* request, uint8_t* data, size_t len, size_t index, size_t total)> ArBodyHandlerFunction; typedef std::function<void(AsyncWebServerRequest *request, uint8_t *data, size_t len, size_t index, size_t total)> ArBodyHandlerFunction;
class AsyncWebServer : public AsyncMiddlewareChain { class AsyncWebServer {
protected: protected:
AsyncServer _server; AsyncServer _server;
std::list<std::shared_ptr<AsyncWebRewrite>> _rewrites; LinkedList<AsyncWebRewrite*> _rewrites;
std::list<std::unique_ptr<AsyncWebHandler>> _handlers; LinkedList<AsyncWebHandler*> _handlers;
AsyncCallbackWebHandler* _catchAllHandler; AsyncCallbackWebHandler* _catchAllHandler;
public: public:
@ -828,97 +410,62 @@ class AsyncWebServer : public AsyncMiddlewareChain {
#if ASYNC_TCP_SSL_ENABLED #if ASYNC_TCP_SSL_ENABLED
void onSslFileRequest(AcSSlFileHandler cb, void* arg); void onSslFileRequest(AcSSlFileHandler cb, void* arg);
void beginSecure(const char* cert, const char* private_key_file, const char* password); void beginSecure(const char *cert, const char *private_key_file, const char *password);
#endif #endif
AsyncWebRewrite& addRewrite(AsyncWebRewrite* rewrite); AsyncWebRewrite& addRewrite(AsyncWebRewrite* rewrite);
/**
* @brief (compat) Add url rewrite rule by pointer
* a deep copy of the pointer object will be created,
* it is up to user to manage further lifetime of the object in argument
*
* @param rewrite pointer to rewrite object to copy setting from
* @return AsyncWebRewrite& reference to a newly created rewrite rule
*/
AsyncWebRewrite& addRewrite(std::shared_ptr<AsyncWebRewrite> rewrite);
/**
* @brief add url rewrite rule
*
* @param from
* @param to
* @return AsyncWebRewrite&
*/
AsyncWebRewrite& rewrite(const char* from, const char* to);
/**
* @brief (compat) remove rewrite rule via referenced object
* this will NOT deallocate pointed object itself, internal rule with same from/to urls will be removed if any
* it's a compat method, better use `removeRewrite(const char* from, const char* to)`
* @param rewrite
* @return true
* @return false
*/
bool removeRewrite(AsyncWebRewrite* rewrite); bool removeRewrite(AsyncWebRewrite* rewrite);
AsyncWebRewrite& rewrite(const char* from, const char* to);
/**
* @brief remove rewrite rule
*
* @param from
* @param to
* @return true
* @return false
*/
bool removeRewrite(const char* from, const char* to);
AsyncWebHandler& addHandler(AsyncWebHandler* handler); AsyncWebHandler& addHandler(AsyncWebHandler* handler);
bool removeHandler(AsyncWebHandler* handler); bool removeHandler(AsyncWebHandler* handler);
AsyncCallbackWebHandler& on(const char* uri, ArRequestHandlerFunction onRequest) { return on(uri, HTTP_ANY, onRequest); } AsyncCallbackWebHandler& on(const char* uri, ArRequestHandlerFunction onRequest);
AsyncCallbackWebHandler& on(const char* uri, WebRequestMethodComposite method, ArRequestHandlerFunction onRequest, ArUploadHandlerFunction onUpload = nullptr, ArBodyHandlerFunction onBody = nullptr); AsyncCallbackWebHandler& on(const char* uri, WebRequestMethodComposite method, ArRequestHandlerFunction onRequest);
AsyncCallbackWebHandler& on(const char* uri, WebRequestMethodComposite method, ArRequestHandlerFunction onRequest, ArUploadHandlerFunction onUpload);
AsyncCallbackWebHandler& on(const char* uri, WebRequestMethodComposite method, ArRequestHandlerFunction onRequest, ArUploadHandlerFunction onUpload, ArBodyHandlerFunction onBody);
AsyncStaticWebHandler& serveStatic(const char* uri, fs::FS& fs, const char* path, const char* cache_control = NULL); AsyncStaticWebHandler& serveStatic(const char* uri, fs::FS& fs, const char* path, const char* cache_control = NULL);
void onNotFound(ArRequestHandlerFunction fn); // called when handler is not assigned void onNotFound(ArRequestHandlerFunction fn); //called when handler is not assigned
void onFileUpload(ArUploadHandlerFunction fn); // handle file uploads void onFileUpload(ArUploadHandlerFunction fn); //handle file uploads
void onRequestBody(ArBodyHandlerFunction fn); // handle posts with plain body content (JSON often transmitted this way as a request) void onRequestBody(ArBodyHandlerFunction fn); //handle posts with plain body content (JSON often transmitted this way as a request)
void reset(); // remove all writers and handlers, with onNotFound/onFileUpload/onRequestBody void reset(); //remove all writers and handlers, with onNotFound/onFileUpload/onRequestBody
void _handleDisconnect(AsyncWebServerRequest* request); void _handleDisconnect(AsyncWebServerRequest *request);
void _attachHandler(AsyncWebServerRequest* request); void _attachHandler(AsyncWebServerRequest *request);
void _rewriteRequest(AsyncWebServerRequest* request); void _rewriteRequest(AsyncWebServerRequest *request);
}; };
class DefaultHeaders { class DefaultHeaders {
using headers_t = std::list<AsyncWebHeader>; using headers_t = LinkedList<AsyncWebHeader *>;
headers_t _headers; headers_t _headers;
public: DefaultHeaders()
DefaultHeaders() = default; :_headers(headers_t([](AsyncWebHeader *h){ delete h; }))
{}
public:
using ConstIterator = headers_t::ConstIterator;
using ConstIterator = headers_t::const_iterator; void addHeader(const String& name, const String& value){
_headers.add(new AsyncWebHeader(name, value));
void addHeader(const String& name, const String& value) {
_headers.emplace_back(name, value);
} }
ConstIterator begin() const { return _headers.begin(); } ConstIterator begin() const { return _headers.begin(); }
ConstIterator end() const { return _headers.end(); } ConstIterator end() const { return _headers.end(); }
DefaultHeaders(DefaultHeaders const&) = delete; DefaultHeaders(DefaultHeaders const &) = delete;
DefaultHeaders& operator=(DefaultHeaders const&) = delete; DefaultHeaders &operator=(DefaultHeaders const &) = delete;
static DefaultHeaders &Instance() {
static DefaultHeaders& Instance() {
static DefaultHeaders instance; static DefaultHeaders instance;
return instance; return instance;
} }
}; };
#include "AsyncEventSource.h"
#include "AsyncWebSocket.h"
#include "WebHandlerImpl.h"
#include "WebResponseImpl.h" #include "WebResponseImpl.h"
#include "WebHandlerImpl.h"
#include "AsyncWebSocket.h"
#include "AsyncEventSource.h"
#endif /* _AsyncWebServer_H_ */ #endif /* _AsyncWebServer_H_ */

View File

@ -1,253 +0,0 @@
#include "WebAuthentication.h"
#include <ESPAsyncWebServer.h>
AsyncMiddlewareChain::~AsyncMiddlewareChain() {
for (AsyncMiddleware* m : _middlewares)
if (m->_freeOnRemoval)
delete m;
}
void AsyncMiddlewareChain::addMiddleware(ArMiddlewareCallback fn) {
AsyncMiddlewareFunction* m = new AsyncMiddlewareFunction(fn);
m->_freeOnRemoval = true;
_middlewares.emplace_back(m);
}
void AsyncMiddlewareChain::addMiddleware(AsyncMiddleware* middleware) {
if (middleware)
_middlewares.emplace_back(middleware);
}
void AsyncMiddlewareChain::addMiddlewares(std::vector<AsyncMiddleware*> middlewares) {
for (AsyncMiddleware* m : middlewares)
addMiddleware(m);
}
bool AsyncMiddlewareChain::removeMiddleware(AsyncMiddleware* middleware) {
// remove all middlewares from _middlewares vector being equal to middleware, delete them having _freeOnRemoval flag to true and resize the vector.
const size_t size = _middlewares.size();
_middlewares.erase(std::remove_if(_middlewares.begin(), _middlewares.end(), [middleware](AsyncMiddleware* m) {
if (m == middleware) {
if (m->_freeOnRemoval)
delete m;
return true;
}
return false;
}),
_middlewares.end());
return size != _middlewares.size();
}
void AsyncMiddlewareChain::_runChain(AsyncWebServerRequest* request, ArMiddlewareNext finalizer) {
if (!_middlewares.size())
return finalizer();
ArMiddlewareNext next;
std::list<AsyncMiddleware*>::iterator it = _middlewares.begin();
next = [this, &next, &it, request, finalizer]() {
if (it == _middlewares.end())
return finalizer();
AsyncMiddleware* m = *it;
it++;
return m->run(request, next);
};
return next();
}
void AuthenticationMiddleware::setUsername(const char* username) {
_username = username;
_hasCreds = _username.length() && _credentials.length();
}
void AuthenticationMiddleware::setPassword(const char* password) {
_credentials = password;
_hash = false;
_hasCreds = _username.length() && _credentials.length();
}
void AuthenticationMiddleware::setPasswordHash(const char* hash) {
_credentials = hash;
_hash = true;
_hasCreds = _username.length() && _credentials.length();
}
bool AuthenticationMiddleware::generateHash() {
// ensure we have all the necessary data
if (!_hasCreds)
return false;
// if we already have a hash, do nothing
if (_hash)
return false;
switch (_authMethod) {
case AsyncAuthType::AUTH_DIGEST:
_credentials = generateDigestHash(_username.c_str(), _credentials.c_str(), _realm.c_str());
_hash = true;
return true;
case AsyncAuthType::AUTH_BASIC:
_credentials = generateBasicHash(_username.c_str(), _credentials.c_str());
_hash = true;
return true;
default:
return false;
}
}
bool AuthenticationMiddleware::allowed(AsyncWebServerRequest* request) {
if (_authMethod == AsyncAuthType::AUTH_NONE)
return true;
if (!_hasCreds)
return false;
return request->authenticate(_username.c_str(), _credentials.c_str(), _realm.c_str(), _hash);
}
void AuthenticationMiddleware::run(AsyncWebServerRequest* request, ArMiddlewareNext next) {
return allowed(request) ? next() : request->requestAuthentication(_authMethod, _realm.c_str(), _authFailMsg.c_str());
}
void HeaderFreeMiddleware::run(AsyncWebServerRequest* request, ArMiddlewareNext next) {
std::vector<const char*> reqHeaders;
request->getHeaderNames(reqHeaders);
for (const char* h : reqHeaders) {
bool keep = false;
for (const char* k : _toKeep) {
if (strcasecmp(h, k) == 0) {
keep = true;
break;
}
}
if (!keep) {
request->removeHeader(h);
}
}
next();
}
void HeaderFilterMiddleware::run(AsyncWebServerRequest* request, ArMiddlewareNext next) {
for (auto it = _toRemove.begin(); it != _toRemove.end(); ++it)
request->removeHeader(*it);
next();
}
void LoggingMiddleware::run(AsyncWebServerRequest* request, ArMiddlewareNext next) {
if (!isEnabled()) {
next();
return;
}
_out->print(F("* Connection from "));
_out->print(request->client()->remoteIP().toString());
_out->print(':');
_out->println(request->client()->remotePort());
_out->print('>');
_out->print(' ');
_out->print(request->methodToString());
_out->print(' ');
_out->print(request->url().c_str());
_out->print(F(" HTTP/1."));
_out->println(request->version());
for (auto& h : request->getHeaders()) {
if (h.value().length()) {
_out->print('>');
_out->print(' ');
_out->print(h.name());
_out->print(':');
_out->print(' ');
_out->println(h.value());
}
}
_out->println(F(">"));
uint32_t elapsed = millis();
next();
elapsed = millis() - elapsed;
AsyncWebServerResponse* response = request->getResponse();
if (response) {
_out->print(F("* Processed in "));
_out->print(elapsed);
_out->println(F(" ms"));
_out->print('<');
_out->print(F(" HTTP/1."));
_out->print(request->version());
_out->print(' ');
_out->print(response->code());
_out->print(' ');
_out->println(AsyncWebServerResponse::responseCodeToString(response->code()));
for (auto& h : response->getHeaders()) {
if (h.value().length()) {
_out->print('<');
_out->print(' ');
_out->print(h.name());
_out->print(':');
_out->print(' ');
_out->println(h.value());
}
}
_out->println('<');
} else {
_out->println(F("* Connection closed!"));
}
}
void CorsMiddleware::addCORSHeaders(AsyncWebServerResponse* response) {
response->addHeader(F("Access-Control-Allow-Origin"), _origin.c_str());
response->addHeader(F("Access-Control-Allow-Methods"), _methods.c_str());
response->addHeader(F("Access-Control-Allow-Headers"), _headers.c_str());
response->addHeader(F("Access-Control-Allow-Credentials"), _credentials ? F("true") : F("false"));
response->addHeader(F("Access-Control-Max-Age"), String(_maxAge).c_str());
}
void CorsMiddleware::run(AsyncWebServerRequest* request, ArMiddlewareNext next) {
// Origin header ? => CORS handling
if (request->hasHeader(F("Origin"))) {
// check if this is a preflight request => handle it and return
if (request->method() == HTTP_OPTIONS) {
AsyncWebServerResponse* response = request->beginResponse(200);
addCORSHeaders(response);
request->send(response);
return;
}
// CORS request, no options => let the request pass and add CORS headers after
next();
AsyncWebServerResponse* response = request->getResponse();
if (response) {
addCORSHeaders(response);
}
} else {
// NO Origin header => no CORS handling
next();
}
}
bool RateLimitMiddleware::isRequestAllowed(uint32_t& retryAfterSeconds) {
uint32_t now = millis();
while (!_requestTimes.empty() && _requestTimes.front() <= now - _windowSizeMillis)
_requestTimes.pop_front();
_requestTimes.push_back(now);
if (_requestTimes.size() > _maxRequests) {
_requestTimes.pop_front();
retryAfterSeconds = (_windowSizeMillis - (now - _requestTimes.front())) / 1000 + 1;
return false;
}
retryAfterSeconds = 0;
return true;
}
void RateLimitMiddleware::run(AsyncWebServerRequest* request, ArMiddlewareNext next) {
uint32_t retryAfterSeconds;
if (isRequestAllowed(retryAfterSeconds)) {
next();
} else {
AsyncWebServerResponse* response = request->beginResponse(429);
response->addHeader(F("Retry-After"), retryAfterSeconds);
request->send(response);
}
}

202
src/StringArray.h Normal file
View File

@ -0,0 +1,202 @@
/*
Asynchronous WebServer library for Espressif MCUs
Copyright (c) 2016 Hristo Gochkov. All rights reserved.
This file is part of the esp8266 core for Arduino environment.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef STRINGARRAY_H_
#define STRINGARRAY_H_
#include "stddef.h"
#include "WString.h"
template <typename T>
class LinkedListNode {
T _value;
public:
LinkedListNode<T>* next;
LinkedListNode(const T val): _value(val), next(nullptr) {}
~LinkedListNode(){}
const T& value() const { return _value; };
T& value(){ return _value; }
};
template <typename T, template<typename> class Item = LinkedListNode>
class LinkedList {
public:
typedef Item<T> ItemType;
typedef std::function<void(const T&)> OnRemove;
typedef std::function<bool(const T&)> Predicate;
private:
ItemType* _root;
OnRemove _onRemove;
class Iterator {
ItemType* _node;
ItemType* _nextNode = nullptr;
public:
Iterator(ItemType* current = nullptr) : _node(current) {
if (_node != nullptr) {
_nextNode = current->next;
}
}
Iterator(const Iterator& i) : _node(i._node) {}
Iterator& operator ++() {
_node = _nextNode;
_nextNode = _node != nullptr ? _node->next : nullptr;
return *this;
}
bool operator != (const Iterator& i) const { return _node != i._node; }
const T& operator * () const { return _node->value(); }
const T* operator -> () const { return &_node->value(); }
};
public:
typedef const Iterator ConstIterator;
ConstIterator begin() const { return ConstIterator(_root); }
ConstIterator end() const { return ConstIterator(nullptr); }
LinkedList(OnRemove onRemove) : _root(nullptr), _onRemove(onRemove) {}
~LinkedList(){}
void add(const T& t){
auto it = new ItemType(t);
if(!_root){
_root = it;
} else {
auto i = _root;
while(i->next) i = i->next;
i->next = it;
}
}
T& front() const {
return _root->value();
}
bool isEmpty() const {
return _root == nullptr;
}
size_t length() const {
size_t i = 0;
auto it = _root;
while(it){
i++;
it = it->next;
}
return i;
}
size_t count_if(Predicate predicate) const {
size_t i = 0;
auto it = _root;
while(it){
if (!predicate){
i++;
}
else if (predicate(it->value())) {
i++;
}
it = it->next;
}
return i;
}
const T* nth(size_t N) const {
size_t i = 0;
auto it = _root;
while(it){
if(i++ == N)
return &(it->value());
it = it->next;
}
return nullptr;
}
bool remove(const T& t){
auto it = _root;
auto pit = _root;
while(it){
if(it->value() == t){
if(it == _root){
_root = _root->next;
} else {
pit->next = it->next;
}
if (_onRemove) {
_onRemove(it->value());
}
delete it;
return true;
}
pit = it;
it = it->next;
}
return false;
}
bool remove_first(Predicate predicate){
auto it = _root;
auto pit = _root;
while(it){
if(predicate(it->value())){
if(it == _root){
_root = _root->next;
} else {
pit->next = it->next;
}
if (_onRemove) {
_onRemove(it->value());
}
delete it;
return true;
}
pit = it;
it = it->next;
}
return false;
}
void free(){
while(_root != nullptr){
auto it = _root;
_root = _root->next;
if (_onRemove) {
_onRemove(it->value());
}
delete it;
}
_root = nullptr;
}
};
class StringArray : public LinkedList<String> {
public:
StringArray() : LinkedList(nullptr) {}
bool containsIgnoreCase(const String& str){
for (const auto& s : *this) {
if (str.equalsIgnoreCase(s)) {
return true;
}
}
return false;
}
};
#endif /* STRINGARRAY_H_ */

View File

@ -20,218 +20,216 @@
*/ */
#include "WebAuthentication.h" #include "WebAuthentication.h"
#include <libb64/cencode.h> #include <libb64/cencode.h>
#if defined(ESP32) || defined(TARGET_RP2040) #ifdef ESP32
#include <MD5Builder.h> #include "mbedtls/md5.h"
#else #else
#include "md5.h" #include "md5.h"
#endif #endif
#include "literals.h"
using namespace asyncsrv;
// Basic Auth hash = base64("username:password") // Basic Auth hash = base64("username:password")
bool checkBasicAuthentication(const char* hash, const char* username, const char* password) { bool checkBasicAuthentication(const char * hash, const char * username, const char * password){
if (username == NULL || password == NULL || hash == NULL) if(username == NULL || password == NULL || hash == NULL)
return false; return false;
return generateBasicHash(username, password).equalsIgnoreCase(hash);
}
String generateBasicHash(const char* username, const char* password) { size_t toencodeLen = strlen(username)+strlen(password)+1;
if (username == NULL || password == NULL) size_t encodedLen = base64_encode_expected_len(toencodeLen);
return emptyString; if(strlen(hash) != encodedLen)
return false;
size_t toencodeLen = strlen(username) + strlen(password) + 1; char *toencode = new char[toencodeLen+1];
if(toencode == NULL){
char* toencode = new char[toencodeLen + 1]; return false;
if (toencode == NULL) {
return emptyString;
} }
char* encoded = new char[base64_encode_expected_len(toencodeLen) + 1]; char *encoded = new char[base64_encode_expected_len(toencodeLen)+1];
if (encoded == NULL) { if(encoded == NULL){
delete[] toencode; delete[] toencode;
return emptyString; return false;
} }
sprintf_P(toencode, PSTR("%s:%s"), username, password); sprintf(toencode, "%s:%s", username, password);
if (base64_encode_chars(toencode, toencodeLen, encoded) > 0) { if(base64_encode_chars(toencode, toencodeLen, encoded) > 0 && memcmp(hash, encoded, encodedLen) == 0){
String res = String(encoded);
delete[] toencode; delete[] toencode;
delete[] encoded; delete[] encoded;
return res; return true;
} }
delete[] toencode; delete[] toencode;
delete[] encoded; delete[] encoded;
return emptyString; return false;
} }
static bool getMD5(uint8_t* data, uint16_t len, char* output) { // 33 bytes or more static bool getMD5(uint8_t * data, uint16_t len, char * output){//33 bytes or more
#if defined(ESP32) || defined(TARGET_RP2040) #ifdef ESP32
MD5Builder md5; mbedtls_md5_context _ctx;
md5.begin();
md5.add(data, len);
md5.calculate();
md5.getChars(output);
#else #else
md5_context_t _ctx; md5_context_t _ctx;
#endif
uint8_t* _buf = (uint8_t*)malloc(16); uint8_t i;
if (_buf == NULL) uint8_t * _buf = (uint8_t*)malloc(16);
if(_buf == NULL)
return false; return false;
memset(_buf, 0x00, 16); memset(_buf, 0x00, 16);
#ifdef ESP32
mbedtls_md5_init(&_ctx);
mbedtls_md5_starts_ret(&_ctx);
mbedtls_md5_update_ret(&_ctx, data, len);
mbedtls_md5_finish_ret(&_ctx, _buf);
#else
MD5Init(&_ctx); MD5Init(&_ctx);
MD5Update(&_ctx, data, len); MD5Update(&_ctx, data, len);
MD5Final(_buf, &_ctx); MD5Final(_buf, &_ctx);
for (uint8_t i = 0; i < 16; i++) {
sprintf_P(output + (i * 2), PSTR("%02x"), _buf[i]);
}
free(_buf);
#endif #endif
for(i = 0; i < 16; i++) {
sprintf(output + (i * 2), "%02x", _buf[i]);
}
free(_buf);
return true; return true;
} }
String genRandomMD5() { static String genRandomMD5(){
#ifdef ESP8266 #ifdef ESP8266
uint32_t r = RANDOM_REG32; uint32_t r = RANDOM_REG32;
#else #else
uint32_t r = rand(); uint32_t r = rand();
#endif #endif
char* out = (char*)malloc(33); char * out = (char*)malloc(33);
if (out == NULL || !getMD5((uint8_t*)(&r), 4, out)) if(out == NULL || !getMD5((uint8_t*)(&r), 4, out))
return emptyString; return "";
String res = String(out); String res = String(out);
free(out); free(out);
return res; return res;
} }
static String stringMD5(const String& in) { static String stringMD5(const String& in){
char* out = (char*)malloc(33); char * out = (char*)malloc(33);
if (out == NULL || !getMD5((uint8_t*)(in.c_str()), in.length(), out)) if(out == NULL || !getMD5((uint8_t*)(in.c_str()), in.length(), out))
return emptyString; return "";
String res = String(out); String res = String(out);
free(out); free(out);
return res; return res;
} }
String generateDigestHash(const char* username, const char* password, const char* realm) { String generateDigestHash(const char * username, const char * password, const char * realm){
if (username == NULL || password == NULL || realm == NULL) { if(username == NULL || password == NULL || realm == NULL){
return emptyString; return "";
} }
char* out = (char*)malloc(33); char * out = (char*)malloc(33);
String res = String(username);
String in; res.concat(":");
in.reserve(strlen(username) + strlen(realm) + strlen(password) + 2); res.concat(realm);
in.concat(username); res.concat(":");
in.concat(':'); String in = res;
in.concat(realm);
in.concat(':');
in.concat(password); in.concat(password);
if(out == NULL || !getMD5((uint8_t*)(in.c_str()), in.length(), out))
if (out == NULL || !getMD5((uint8_t*)(in.c_str()), in.length(), out)) return "";
return emptyString; res.concat(out);
in = String(out);
free(out); free(out);
return in; return res;
} }
#ifndef ESP8266 String requestDigestAuthentication(const char * realm){
bool checkDigestAuthentication(const char* header, const char* method, const char* username, const char* password, const char* realm, bool passwordIsHash, const char* nonce, const char* opaque, const char* uri) String header = "realm=\"";
#else if(realm == NULL)
bool checkDigestAuthentication(const char* header, const __FlashStringHelper* method, const char* username, const char* password, const char* realm, bool passwordIsHash, const char* nonce, const char* opaque, const char* uri) header.concat("asyncesp");
#endif else
{ header.concat(realm);
if (username == NULL || password == NULL || header == NULL || method == NULL) { header.concat( "\", qop=\"auth\", nonce=\"");
// os_printf("AUTH FAIL: missing requred fields\n"); header.concat(genRandomMD5());
header.concat("\", opaque=\"");
header.concat(genRandomMD5());
header.concat("\"");
return header;
}
bool checkDigestAuthentication(const char * header, const char * method, const char * username, const char * password, const char * realm, bool passwordIsHash, const char * nonce, const char * opaque, const char * uri){
if(username == NULL || password == NULL || header == NULL || method == NULL){
//os_printf("AUTH FAIL: missing requred fields\n");
return false; return false;
} }
String myHeader(header); String myHeader = String(header);
int nextBreak = myHeader.indexOf(','); int nextBreak = myHeader.indexOf(",");
if (nextBreak < 0) { if(nextBreak < 0){
// os_printf("AUTH FAIL: no variables\n"); //os_printf("AUTH FAIL: no variables\n");
return false; return false;
} }
String myUsername; String myUsername = String();
String myRealm; String myRealm = String();
String myNonce; String myNonce = String();
String myUri; String myUri = String();
String myResponse; String myResponse = String();
String myQop; String myQop = String();
String myNc; String myNc = String();
String myCnonce; String myCnonce = String();
myHeader += (char)0x2c; // ',' myHeader += ", ";
myHeader += (char)0x20; // ' '
do { do {
String avLine(myHeader.substring(0, nextBreak)); String avLine = myHeader.substring(0, nextBreak);
avLine.trim(); avLine.trim();
myHeader = myHeader.substring(nextBreak + 1); myHeader = myHeader.substring(nextBreak+1);
nextBreak = myHeader.indexOf(','); nextBreak = myHeader.indexOf(",");
int eqSign = avLine.indexOf('='); int eqSign = avLine.indexOf("=");
if (eqSign < 0) { if(eqSign < 0){
// os_printf("AUTH FAIL: no = sign\n"); //os_printf("AUTH FAIL: no = sign\n");
return false; return false;
} }
String varName(avLine.substring(0, eqSign)); String varName = avLine.substring(0, eqSign);
avLine = avLine.substring(eqSign + 1); avLine = avLine.substring(eqSign + 1);
if (avLine.startsWith(String('"'))) { if(avLine.startsWith("\"")){
avLine = avLine.substring(1, avLine.length() - 1); avLine = avLine.substring(1, avLine.length() - 1);
} }
if (varName.equals(T_username)) { if(varName.equals("username")){
if (!avLine.equals(username)) { if(!avLine.equals(username)){
// os_printf("AUTH FAIL: username\n"); //os_printf("AUTH FAIL: username\n");
return false; return false;
} }
myUsername = avLine; myUsername = avLine;
} else if (varName.equals(T_realm)) { } else if(varName.equals("realm")){
if (realm != NULL && !avLine.equals(realm)) { if(realm != NULL && !avLine.equals(realm)){
// os_printf("AUTH FAIL: realm\n"); //os_printf("AUTH FAIL: realm\n");
return false; return false;
} }
myRealm = avLine; myRealm = avLine;
} else if (varName.equals(T_nonce)) { } else if(varName.equals("nonce")){
if (nonce != NULL && !avLine.equals(nonce)) { if(nonce != NULL && !avLine.equals(nonce)){
// os_printf("AUTH FAIL: nonce\n"); //os_printf("AUTH FAIL: nonce\n");
return false; return false;
} }
myNonce = avLine; myNonce = avLine;
} else if (varName.equals(T_opaque)) { } else if(varName.equals("opaque")){
if (opaque != NULL && !avLine.equals(opaque)) { if(opaque != NULL && !avLine.equals(opaque)){
// os_printf("AUTH FAIL: opaque\n"); //os_printf("AUTH FAIL: opaque\n");
return false; return false;
} }
} else if (varName.equals(T_uri)) { } else if(varName.equals("uri")){
if (uri != NULL && !avLine.equals(uri)) { if(uri != NULL && !avLine.equals(uri)){
// os_printf("AUTH FAIL: uri\n"); //os_printf("AUTH FAIL: uri\n");
return false; return false;
} }
myUri = avLine; myUri = avLine;
} else if (varName.equals(T_response)) { } else if(varName.equals("response")){
myResponse = avLine; myResponse = avLine;
} else if (varName.equals(T_qop)) { } else if(varName.equals("qop")){
myQop = avLine; myQop = avLine;
} else if (varName.equals(T_nc)) { } else if(varName.equals("nc")){
myNc = avLine; myNc = avLine;
} else if (varName.equals(T_cnonce)) { } else if(varName.equals("cnonce")){
myCnonce = avLine; myCnonce = avLine;
} }
} while (nextBreak > 0); } while(nextBreak > 0);
String ha1 = passwordIsHash ? password : stringMD5(myUsername + ':' + myRealm + ':' + password).c_str(); String ha1 = (passwordIsHash) ? String(password) : stringMD5(myUsername + ":" + myRealm + ":" + String(password));
String ha2 = stringMD5(String(method) + ':' + myUri); String ha2 = String(method) + ":" + myUri;
String response = ha1 + ':' + myNonce + ':' + myNc + ':' + myCnonce + ':' + myQop + ':' + ha2; String response = ha1 + ":" + myNonce + ":" + myNc + ":" + myCnonce + ":" + myQop + ":" + stringMD5(ha2);
if (myResponse.equals(stringMD5(response))) { if(myResponse.equals(stringMD5(response))){
// os_printf("AUTH SUCCESS\n"); //os_printf("AUTH SUCCESS\n");
return true; return true;
} }
// os_printf("AUTH FAIL: password\n"); //os_printf("AUTH FAIL: password\n");
return false; return false;
} }

View File

@ -24,19 +24,11 @@
#include "Arduino.h" #include "Arduino.h"
bool checkBasicAuthentication(const char* header, const char* username, const char* password); bool checkBasicAuthentication(const char * header, const char * username, const char * password);
String requestDigestAuthentication(const char * realm);
bool checkDigestAuthentication(const char * header, const char * method, const char * username, const char * password, const char * realm, bool passwordIsHash, const char * nonce, const char * opaque, const char * uri);
bool checkDigestAuthentication(const char* header, const char* method, const char* username, const char* password, const char* realm, bool passwordIsHash, const char* nonce, const char* opaque, const char* uri); //for storing hashed versions on the device that can be authenticated against
String generateDigestHash(const char * username, const char * password, const char * realm);
#ifdef ESP8266
bool checkDigestAuthentication(const char* header, const __FlashStringHelper* method, const char* username, const char* password, const char* realm, bool passwordIsHash, const char* nonce, const char* opaque, const char* uri);
#endif
// for storing hashed versions on the device that can be authenticated against
String generateDigestHash(const char* username, const char* password, const char* realm);
String generateBasicHash(const char* username, const char* password);
String genRandomMD5();
#endif #endif

View File

@ -23,21 +23,19 @@
#include <string> #include <string>
#ifdef ASYNCWEBSERVER_REGEX #ifdef ASYNCWEBSERVER_REGEX
#include <regex> #include <regex>
#endif #endif
#include "stddef.h" #include "stddef.h"
#include <time.h> #include <time.h>
class AsyncStaticWebHandler : public AsyncWebHandler { class AsyncStaticWebHandler: public AsyncWebHandler {
using File = fs::File; using File = fs::File;
using FS = fs::FS; using FS = fs::FS;
private: private:
bool _getFile(AsyncWebServerRequest* request); bool _getFile(AsyncWebServerRequest *request);
bool _fileExists(AsyncWebServerRequest* request, const String& path); bool _fileExists(AsyncWebServerRequest *request, const String& path);
uint8_t _countBits(const uint8_t value) const; uint8_t _countBits(const uint8_t value) const;
protected: protected:
FS _fs; FS _fs;
String _uri; String _uri;
@ -49,24 +47,23 @@ class AsyncStaticWebHandler : public AsyncWebHandler {
bool _isDir; bool _isDir;
bool _gzipFirst; bool _gzipFirst;
uint8_t _gzipStats; uint8_t _gzipStats;
public: public:
AsyncStaticWebHandler(const char* uri, FS& fs, const char* path, const char* cache_control); AsyncStaticWebHandler(const char* uri, FS& fs, const char* path, const char* cache_control);
virtual bool canHandle(AsyncWebServerRequest* request) override final; virtual bool canHandle(AsyncWebServerRequest *request) override final;
virtual void handleRequest(AsyncWebServerRequest* request) override final; virtual void handleRequest(AsyncWebServerRequest *request) override final;
AsyncStaticWebHandler& setIsDir(bool isDir); AsyncStaticWebHandler& setIsDir(bool isDir);
AsyncStaticWebHandler& setDefaultFile(const char* filename); AsyncStaticWebHandler& setDefaultFile(const char* filename);
AsyncStaticWebHandler& setCacheControl(const char* cache_control); AsyncStaticWebHandler& setCacheControl(const char* cache_control);
AsyncStaticWebHandler& setLastModified(const char* last_modified); AsyncStaticWebHandler& setLastModified(const char* last_modified);
AsyncStaticWebHandler& setLastModified(struct tm* last_modified); AsyncStaticWebHandler& setLastModified(struct tm* last_modified);
#ifdef ESP8266 #ifdef ESP8266
AsyncStaticWebHandler& setLastModified(time_t last_modified); AsyncStaticWebHandler& setLastModified(time_t last_modified);
AsyncStaticWebHandler& setLastModified(); // sets to current time. Make sure sntp is runing and time is updated AsyncStaticWebHandler& setLastModified(); //sets to current time. Make sure sntp is runing and time is updated
#endif #endif
AsyncStaticWebHandler& setTemplateProcessor(AwsTemplateProcessor newCallback); AsyncStaticWebHandler& setTemplateProcessor(AwsTemplateProcessor newCallback) {_callback = newCallback; return *this;}
}; };
class AsyncCallbackWebHandler : public AsyncWebHandler { class AsyncCallbackWebHandler: public AsyncWebHandler {
private: private:
protected: protected:
String _uri; String _uri;
@ -75,20 +72,80 @@ class AsyncCallbackWebHandler : public AsyncWebHandler {
ArUploadHandlerFunction _onUpload; ArUploadHandlerFunction _onUpload;
ArBodyHandlerFunction _onBody; ArBodyHandlerFunction _onBody;
bool _isRegex; bool _isRegex;
public: public:
AsyncCallbackWebHandler() : _uri(), _method(HTTP_ANY), _onRequest(NULL), _onUpload(NULL), _onBody(NULL), _isRegex(false) {} AsyncCallbackWebHandler() : _uri(), _method(HTTP_ANY), _onRequest(NULL), _onUpload(NULL), _onBody(NULL), _isRegex(false) {}
void setUri(const String& uri); void setUri(const String& uri){
void setMethod(WebRequestMethodComposite method) { _method = method; } _uri = uri;
void onRequest(ArRequestHandlerFunction fn) { _onRequest = fn; } _isRegex = uri.startsWith("^") && uri.endsWith("$");
void onUpload(ArUploadHandlerFunction fn) { _onUpload = fn; } }
void onBody(ArBodyHandlerFunction fn) { _onBody = fn; } void setMethod(WebRequestMethodComposite method){ _method = method; }
void onRequest(ArRequestHandlerFunction fn){ _onRequest = fn; }
void onUpload(ArUploadHandlerFunction fn){ _onUpload = fn; }
void onBody(ArBodyHandlerFunction fn){ _onBody = fn; }
virtual bool canHandle(AsyncWebServerRequest* request) override final; virtual bool canHandle(AsyncWebServerRequest *request) override final{
virtual void handleRequest(AsyncWebServerRequest* request) override final;
virtual void handleUpload(AsyncWebServerRequest* request, const String& filename, size_t index, uint8_t* data, size_t len, bool final) override final; if(!_onRequest)
virtual void handleBody(AsyncWebServerRequest* request, uint8_t* data, size_t len, size_t index, size_t total) override final; return false;
virtual bool isRequestHandlerTrivial() override final { return !_onRequest; }
if(!(_method & request->method()))
return false;
#ifdef ASYNCWEBSERVER_REGEX
if (_isRegex) {
std::regex pattern(_uri.c_str());
std::smatch matches;
std::string s(request->url().c_str());
if(std::regex_search(s, matches, pattern)) {
for (size_t i = 1; i < matches.size(); ++i) { // start from 1
request->_addPathParam(matches[i].str().c_str());
}
} else {
return false;
}
} else
#endif
if (_uri.length() && _uri.startsWith("/*.")) {
String uriTemplate = String (_uri);
uriTemplate = uriTemplate.substring(uriTemplate.lastIndexOf("."));
if (!request->url().endsWith(uriTemplate))
return false;
}
else
if (_uri.length() && _uri.endsWith("*")) {
String uriTemplate = String(_uri);
uriTemplate = uriTemplate.substring(0, uriTemplate.length() - 1);
if (!request->url().startsWith(uriTemplate))
return false;
}
else if(_uri.length() && (_uri != request->url() && !request->url().startsWith(_uri+"/")))
return false;
request->addInterestingHeader("ANY");
return true;
}
virtual void handleRequest(AsyncWebServerRequest *request) override final {
if((_username != "" && _password != "") && !request->authenticate(_username.c_str(), _password.c_str()))
return request->requestAuthentication();
if(_onRequest)
_onRequest(request);
else
request->send(500);
}
virtual void handleUpload(AsyncWebServerRequest *request, const String& filename, size_t index, uint8_t *data, size_t len, bool final) override final {
if((_username != "" && _password != "") && !request->authenticate(_username.c_str(), _password.c_str()))
return request->requestAuthentication();
if(_onUpload)
_onUpload(request, filename, index, data, len, final);
}
virtual void handleBody(AsyncWebServerRequest *request, uint8_t *data, size_t len, size_t index, size_t total) override final {
if((_username != "" && _password != "") && !request->authenticate(_username.c_str(), _password.c_str()))
return request->requestAuthentication();
if(_onBody)
_onBody(request, data, len, index, total);
}
virtual bool isRequestHandlerTrivial() override final {return _onRequest ? false : true;}
}; };
#endif /* ASYNCWEBSERVERHANDLERIMPL_H_ */ #endif /* ASYNCWEBSERVERHANDLERIMPL_H_ */

View File

@ -21,102 +21,94 @@
#include "ESPAsyncWebServer.h" #include "ESPAsyncWebServer.h"
#include "WebHandlerImpl.h" #include "WebHandlerImpl.h"
using namespace asyncsrv;
AsyncWebHandler& AsyncWebHandler::setFilter(ArRequestFilterFunction fn) {
_filter = fn;
return *this;
}
AsyncWebHandler& AsyncWebHandler::setAuthentication(const char* username, const char* password) {
if (!_authMiddleware) {
_authMiddleware = new AuthenticationMiddleware();
_authMiddleware->_freeOnRemoval = true;
addMiddleware(_authMiddleware);
}
_authMiddleware->setUsername(username);
_authMiddleware->setPassword(password);
return *this;
};
AsyncStaticWebHandler::AsyncStaticWebHandler(const char* uri, FS& fs, const char* path, const char* cache_control) AsyncStaticWebHandler::AsyncStaticWebHandler(const char* uri, FS& fs, const char* path, const char* cache_control)
: _fs(fs), _uri(uri), _path(path), _default_file(F("index.htm")), _cache_control(cache_control), _last_modified(), _callback(nullptr) { : _fs(fs), _uri(uri), _path(path), _default_file("index.htm"), _cache_control(cache_control), _last_modified(""), _callback(nullptr)
{
// Ensure leading '/' // Ensure leading '/'
if (_uri.length() == 0 || _uri[0] != '/') if (_uri.length() == 0 || _uri[0] != '/') _uri = "/" + _uri;
_uri = String('/') + _uri; if (_path.length() == 0 || _path[0] != '/') _path = "/" + _path;
if (_path.length() == 0 || _path[0] != '/')
_path = String('/') + _path;
// If path ends with '/' we assume a hint that this is a directory to improve performance. // If path ends with '/' we assume a hint that this is a directory to improve performance.
// However - if it does not end with '/' we, can't assume a file, path can still be a directory. // However - if it does not end with '/' we, can't assume a file, path can still be a directory.
_isDir = _path[_path.length() - 1] == '/'; _isDir = _path[_path.length()-1] == '/';
// Remove the trailing '/' so we can handle default file // Remove the trailing '/' so we can handle default file
// Notice that root will be "" not "/" // Notice that root will be "" not "/"
if (_uri[_uri.length() - 1] == '/') if (_uri[_uri.length()-1] == '/') _uri = _uri.substring(0, _uri.length()-1);
_uri = _uri.substring(0, _uri.length() - 1); if (_path[_path.length()-1] == '/') _path = _path.substring(0, _path.length()-1);
if (_path[_path.length() - 1] == '/')
_path = _path.substring(0, _path.length() - 1);
// Reset stats // Reset stats
_gzipFirst = false; _gzipFirst = false;
_gzipStats = 0xF8; _gzipStats = 0xF8;
} }
AsyncStaticWebHandler& AsyncStaticWebHandler::setIsDir(bool isDir) { AsyncStaticWebHandler& AsyncStaticWebHandler::setIsDir(bool isDir){
_isDir = isDir; _isDir = isDir;
return *this; return *this;
} }
AsyncStaticWebHandler& AsyncStaticWebHandler::setDefaultFile(const char* filename) { AsyncStaticWebHandler& AsyncStaticWebHandler::setDefaultFile(const char* filename){
_default_file = String(filename); _default_file = String(filename);
return *this; return *this;
} }
AsyncStaticWebHandler& AsyncStaticWebHandler::setCacheControl(const char* cache_control) { AsyncStaticWebHandler& AsyncStaticWebHandler::setCacheControl(const char* cache_control){
_cache_control = String(cache_control); _cache_control = String(cache_control);
return *this; return *this;
} }
AsyncStaticWebHandler& AsyncStaticWebHandler::setLastModified(const char* last_modified) { AsyncStaticWebHandler& AsyncStaticWebHandler::setLastModified(const char* last_modified){
_last_modified = last_modified; _last_modified = String(last_modified);
return *this; return *this;
} }
AsyncStaticWebHandler& AsyncStaticWebHandler::setLastModified(struct tm* last_modified) { AsyncStaticWebHandler& AsyncStaticWebHandler::setLastModified(struct tm* last_modified){
auto formatP = PSTR("%a, %d %b %Y %H:%M:%S %Z");
char format[strlen_P(formatP) + 1];
strcpy_P(format, formatP);
char result[30]; char result[30];
strftime(result, sizeof(result), format, last_modified); strftime (result,30,"%a, %d %b %Y %H:%M:%S %Z", last_modified);
return setLastModified((const char*)result); return setLastModified((const char *)result);
} }
#ifdef ESP8266 #ifdef ESP8266
AsyncStaticWebHandler& AsyncStaticWebHandler::setLastModified(time_t last_modified) { AsyncStaticWebHandler& AsyncStaticWebHandler::setLastModified(time_t last_modified){
return setLastModified((struct tm*)gmtime(&last_modified)); return setLastModified((struct tm *)gmtime(&last_modified));
} }
AsyncStaticWebHandler& AsyncStaticWebHandler::setLastModified() { AsyncStaticWebHandler& AsyncStaticWebHandler::setLastModified(){
time_t last_modified; time_t last_modified;
if (time(&last_modified) == 0) // time is not yet set if(time(&last_modified) == 0) //time is not yet set
return *this; return *this;
return setLastModified(last_modified); return setLastModified(last_modified);
} }
#endif #endif
bool AsyncStaticWebHandler::canHandle(AsyncWebServerRequest* request) { bool AsyncStaticWebHandler::canHandle(AsyncWebServerRequest *request){
if (request->method() != HTTP_GET || !request->url().startsWith(_uri) || !request->isExpectedRequestedConnType(RCT_DEFAULT, RCT_HTTP)) { if(request->method() != HTTP_GET
|| !request->url().startsWith(_uri)
|| !request->isExpectedRequestedConnType(RCT_DEFAULT, RCT_HTTP)
){
return false; return false;
} }
return _getFile(request); if (_getFile(request)) {
// We interested in "If-Modified-Since" header to check if file was modified
if (_last_modified.length())
request->addInterestingHeader("If-Modified-Since");
if(_cache_control.length())
request->addInterestingHeader("If-None-Match");
DEBUGF("[AsyncStaticWebHandler::canHandle] TRUE\n");
return true;
}
return false;
} }
bool AsyncStaticWebHandler::_getFile(AsyncWebServerRequest* request) { bool AsyncStaticWebHandler::_getFile(AsyncWebServerRequest *request)
{
// Remove the found uri // Remove the found uri
String path = request->url().substring(_uri.length()); String path = request->url().substring(_uri.length());
// We can skip the file check and look for default if request is to the root of a directory or that request path ends with '/' // We can skip the file check and look for default if request is to the root of a directory or that request path ends with '/'
bool canSkipFileCheck = (_isDir && path.length() == 0) || (path.length() && path[path.length() - 1] == '/'); bool canSkipFileCheck = (_isDir && path.length() == 0) || (path.length() && path[path.length()-1] == '/');
path = _path + path; path = _path + path;
@ -129,119 +121,96 @@ bool AsyncStaticWebHandler::_getFile(AsyncWebServerRequest* request) {
return false; return false;
// Try to add default file, ensure there is a trailing '/' ot the path. // Try to add default file, ensure there is a trailing '/' ot the path.
if (path.length() == 0 || path[path.length() - 1] != '/') if (path.length() == 0 || path[path.length()-1] != '/')
path += String('/'); path += "/";
path += _default_file; path += _default_file;
return _fileExists(request, path); return _fileExists(request, path);
} }
#ifdef ESP32 #ifdef ESP32
#define FILE_IS_REAL(f) (f == true && !f.isDirectory()) #define FILE_IS_REAL(f) (f == true && !f.isDirectory())
#else #else
#define FILE_IS_REAL(f) (f == true) #define FILE_IS_REAL(f) (f == true)
#endif #endif
bool AsyncStaticWebHandler::_fileExists(AsyncWebServerRequest* request, const String& path) { bool AsyncStaticWebHandler::_fileExists(AsyncWebServerRequest *request, const String& path)
{
bool fileFound = false; bool fileFound = false;
bool gzipFound = false; bool gzipFound = false;
String gzip = path + F(".gz"); String gzip = path + ".gz";
if (_gzipFirst) { if (_gzipFirst) {
if (_fs.exists(gzip)) { request->_tempFile = _fs.open(gzip, "r");
request->_tempFile = _fs.open(gzip, fs::FileOpenMode::read);
gzipFound = FILE_IS_REAL(request->_tempFile); gzipFound = FILE_IS_REAL(request->_tempFile);
} if (!gzipFound){
if (!gzipFound) { request->_tempFile = _fs.open(path, "r");
if (_fs.exists(path)) {
request->_tempFile = _fs.open(path, fs::FileOpenMode::read);
fileFound = FILE_IS_REAL(request->_tempFile); fileFound = FILE_IS_REAL(request->_tempFile);
} }
}
} else { } else {
if (_fs.exists(path)) { request->_tempFile = _fs.open(path, "r");
request->_tempFile = _fs.open(path, fs::FileOpenMode::read);
fileFound = FILE_IS_REAL(request->_tempFile); fileFound = FILE_IS_REAL(request->_tempFile);
} if (!fileFound){
if (!fileFound) { request->_tempFile = _fs.open(gzip, "r");
if (_fs.exists(gzip)) {
request->_tempFile = _fs.open(gzip, fs::FileOpenMode::read);
gzipFound = FILE_IS_REAL(request->_tempFile); gzipFound = FILE_IS_REAL(request->_tempFile);
} }
} }
}
bool found = fileFound || gzipFound; bool found = fileFound || gzipFound;
if (found) { if (found) {
// Extract the file name from the path and keep it in _tempObject // Extract the file name from the path and keep it in _tempObject
size_t pathLen = path.length(); size_t pathLen = path.length();
char* _tempPath = (char*)malloc(pathLen + 1); char * _tempPath = (char*)malloc(pathLen+1);
snprintf_P(_tempPath, pathLen + 1, PSTR("%s"), path.c_str()); snprintf(_tempPath, pathLen+1, "%s", path.c_str());
request->_tempObject = (void*)_tempPath; request->_tempObject = (void*)_tempPath;
// Calculate gzip statistic // Calculate gzip statistic
_gzipStats = (_gzipStats << 1) + (gzipFound ? 1 : 0); _gzipStats = (_gzipStats << 1) + (gzipFound ? 1 : 0);
if (_gzipStats == 0x00) if (_gzipStats == 0x00) _gzipFirst = false; // All files are not gzip
_gzipFirst = false; // All files are not gzip else if (_gzipStats == 0xFF) _gzipFirst = true; // All files are gzip
else if (_gzipStats == 0xFF) else _gzipFirst = _countBits(_gzipStats) > 4; // IF we have more gzip files - try gzip first
_gzipFirst = true; // All files are gzip
else
_gzipFirst = _countBits(_gzipStats) > 4; // IF we have more gzip files - try gzip first
} }
return found; return found;
} }
uint8_t AsyncStaticWebHandler::_countBits(const uint8_t value) const { uint8_t AsyncStaticWebHandler::_countBits(const uint8_t value) const
{
uint8_t w = value; uint8_t w = value;
uint8_t n; uint8_t n;
for (n = 0; w != 0; n++) for (n=0; w!=0; n++) w&=w-1;
w &= w - 1;
return n; return n;
} }
void AsyncStaticWebHandler::handleRequest(AsyncWebServerRequest* request) { void AsyncStaticWebHandler::handleRequest(AsyncWebServerRequest *request)
{
// Get the filename from request->_tempObject and free it // Get the filename from request->_tempObject and free it
String filename = String((char*)request->_tempObject); String filename = String((char*)request->_tempObject);
free(request->_tempObject); free(request->_tempObject);
request->_tempObject = NULL; request->_tempObject = NULL;
if((_username != "" && _password != "") && !request->authenticate(_username.c_str(), _password.c_str()))
return request->requestAuthentication();
if (request->_tempFile == true) { if (request->_tempFile == true) {
time_t lw = request->_tempFile.getLastWrite(); // get last file mod time (if supported by FS) String etag = String(request->_tempFile.size());
// set etag to lastmod timestamp if available, otherwise to size if (_last_modified.length() && _last_modified == request->header("If-Modified-Since")) {
String etag;
if (lw) {
setLastModified(gmtime(&lw));
#if defined(TARGET_RP2040)
// time_t == long long int
const size_t len = 1 + 8 * sizeof(time_t);
char buf[len];
char* ret = lltoa(lw, buf, len, 10);
etag = ret ? String(ret) : String(request->_tempFile.size());
#else
etag = String(lw);
#endif
} else {
etag = String(request->_tempFile.size());
}
if (_last_modified.length() && _last_modified == request->header(T_IMS)) {
request->_tempFile.close(); request->_tempFile.close();
request->send(304); // Not modified request->send(304); // Not modified
} else if (_cache_control.length() && request->hasHeader(T_INM) && request->header(T_INM).equals(etag)) { } else if (_cache_control.length() && request->hasHeader("If-None-Match") && request->header("If-None-Match").equals(etag)) {
request->_tempFile.close(); request->_tempFile.close();
AsyncWebServerResponse* response = new AsyncBasicResponse(304); // Not modified AsyncWebServerResponse * response = new AsyncBasicResponse(304); // Not modified
response->addHeader(T_Cache_Control, _cache_control.c_str()); response->addHeader("Cache-Control", _cache_control);
response->addHeader(T_ETag, etag.c_str()); response->addHeader("ETag", etag);
request->send(response); request->send(response);
} else { } else {
AsyncWebServerResponse* response = new AsyncFileResponse(request->_tempFile, filename, String(), false, _callback); AsyncWebServerResponse * response = new AsyncFileResponse(request->_tempFile, filename, String(), false, _callback);
if (_last_modified.length()) if (_last_modified.length())
response->addHeader(T_Last_Modified, _last_modified.c_str()); response->addHeader("Last-Modified", _last_modified);
if (_cache_control.length()) { if (_cache_control.length()){
response->addHeader(T_Cache_Control, _cache_control.c_str()); response->addHeader("Cache-Control", _cache_control);
response->addHeader(T_ETag, etag.c_str()); response->addHeader("ETag", etag);
} }
request->send(response); request->send(response);
} }
@ -249,65 +218,3 @@ void AsyncStaticWebHandler::handleRequest(AsyncWebServerRequest* request) {
request->send(404); request->send(404);
} }
} }
AsyncStaticWebHandler& AsyncStaticWebHandler::setTemplateProcessor(AwsTemplateProcessor newCallback) {
_callback = newCallback;
return *this;
}
void AsyncCallbackWebHandler::setUri(const String& uri) {
_uri = uri;
_isRegex = uri.startsWith("^") && uri.endsWith("$");
}
bool AsyncCallbackWebHandler::canHandle(AsyncWebServerRequest* request) {
if (!_onRequest)
return false;
if (!(_method & request->method()))
return false;
#ifdef ASYNCWEBSERVER_REGEX
if (_isRegex) {
std::regex pattern(_uri.c_str());
std::smatch matches;
std::string s(request->url().c_str());
if (std::regex_search(s, matches, pattern)) {
for (size_t i = 1; i < matches.size(); ++i) { // start from 1
request->_addPathParam(matches[i].str().c_str());
}
} else {
return false;
}
} else
#endif
if (_uri.length() && _uri.startsWith("/*.")) {
String uriTemplate = String(_uri);
uriTemplate = uriTemplate.substring(uriTemplate.lastIndexOf("."));
if (!request->url().endsWith(uriTemplate))
return false;
} else if (_uri.length() && _uri.endsWith("*")) {
String uriTemplate = String(_uri);
uriTemplate = uriTemplate.substring(0, uriTemplate.length() - 1);
if (!request->url().startsWith(uriTemplate))
return false;
} else if (_uri.length() && (_uri != request->url() && !request->url().startsWith(_uri + "/")))
return false;
return true;
}
void AsyncCallbackWebHandler::handleRequest(AsyncWebServerRequest* request) {
if (_onRequest)
_onRequest(request);
else
request->send(500);
}
void AsyncCallbackWebHandler::handleUpload(AsyncWebServerRequest* request, const String& filename, size_t index, uint8_t* data, size_t len, bool final) {
if (_onUpload)
_onUpload(request, filename, index, data, len, final);
}
void AsyncCallbackWebHandler::handleBody(AsyncWebServerRequest* request, uint8_t* data, size_t len, size_t index, size_t total) {
if (_onBody)
_onBody(request, data, len, index, total);
}

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@ -22,29 +22,24 @@
#define ASYNCWEBSERVERRESPONSEIMPL_H_ #define ASYNCWEBSERVERRESPONSEIMPL_H_
#ifdef Arduino_h #ifdef Arduino_h
// arduino is not compatible with std::vector // arduino is not compatible with std::vector
#undef min #undef min
#undef max #undef max
#endif #endif
#include <memory>
#include <vector> #include <vector>
#include "literals.h"
// It is possible to restore these defines, but one can use _min and _max instead. Or std::min, std::max. // It is possible to restore these defines, but one can use _min and _max instead. Or std::min, std::max.
class AsyncBasicResponse : public AsyncWebServerResponse { class AsyncBasicResponse: public AsyncWebServerResponse {
private: private:
String _content; String _content;
public: public:
explicit AsyncBasicResponse(int code, const char* contentType = asyncsrv::empty, const char* content = asyncsrv::empty); AsyncBasicResponse(int code, const String& contentType=String(), const String& content=String());
AsyncBasicResponse(int code, const String& contentType, const String& content = emptyString) : AsyncBasicResponse(code, contentType.c_str(), content.c_str()) {} void _respond(AsyncWebServerRequest *request);
void _respond(AsyncWebServerRequest* request); size_t _ack(AsyncWebServerRequest *request, size_t len, uint32_t time);
size_t _ack(AsyncWebServerRequest* request, size_t len, uint32_t time);
bool _sourceValid() const { return true; } bool _sourceValid() const { return true; }
}; };
class AsyncAbstractResponse : public AsyncWebServerResponse { class AsyncAbstractResponse: public AsyncWebServerResponse {
private: private:
String _head; String _head;
// Data is inserted into cache at begin(). // Data is inserted into cache at begin().
@ -54,102 +49,86 @@ class AsyncAbstractResponse : public AsyncWebServerResponse {
std::vector<uint8_t> _cache; std::vector<uint8_t> _cache;
size_t _readDataFromCacheOrContent(uint8_t* data, const size_t len); size_t _readDataFromCacheOrContent(uint8_t* data, const size_t len);
size_t _fillBufferAndProcessTemplates(uint8_t* buf, size_t maxLen); size_t _fillBufferAndProcessTemplates(uint8_t* buf, size_t maxLen);
protected: protected:
AwsTemplateProcessor _callback; AwsTemplateProcessor _callback;
public: public:
AsyncAbstractResponse(AwsTemplateProcessor callback = nullptr); AsyncAbstractResponse(AwsTemplateProcessor callback=nullptr);
void _respond(AsyncWebServerRequest* request); void _respond(AsyncWebServerRequest *request);
size_t _ack(AsyncWebServerRequest* request, size_t len, uint32_t time); size_t _ack(AsyncWebServerRequest *request, size_t len, uint32_t time);
bool _sourceValid() const { return false; } bool _sourceValid() const { return false; }
virtual size_t _fillBuffer(uint8_t* buf __attribute__((unused)), size_t maxLen __attribute__((unused))) { return 0; } virtual size_t _fillBuffer(uint8_t *buf __attribute__((unused)), size_t maxLen __attribute__((unused))) { return 0; }
}; };
#ifndef TEMPLATE_PLACEHOLDER #ifndef TEMPLATE_PLACEHOLDER
#define TEMPLATE_PLACEHOLDER '%' #define TEMPLATE_PLACEHOLDER '%'
#endif #endif
#define TEMPLATE_PARAM_NAME_LENGTH 32 #define TEMPLATE_PARAM_NAME_LENGTH 32
class AsyncFileResponse : public AsyncAbstractResponse { class AsyncFileResponse: public AsyncAbstractResponse {
using File = fs::File; using File = fs::File;
using FS = fs::FS; using FS = fs::FS;
private: private:
File _content; File _content;
String _path; String _path;
void _setContentTypeFromPath(const String& path); void _setContentType(const String& path);
public: public:
AsyncFileResponse(FS& fs, const String& path, const char* contentType = asyncsrv::empty, bool download = false, AwsTemplateProcessor callback = nullptr); AsyncFileResponse(FS &fs, const String& path, const String& contentType=String(), bool download=false, AwsTemplateProcessor callback=nullptr);
AsyncFileResponse(FS& fs, const String& path, const String& contentType, bool download = false, AwsTemplateProcessor callback = nullptr) : AsyncFileResponse(fs, path, contentType.c_str(), download, callback) {} AsyncFileResponse(File content, const String& path, const String& contentType=String(), bool download=false, AwsTemplateProcessor callback=nullptr);
AsyncFileResponse(File content, const String& path, const char* contentType = asyncsrv::empty, bool download = false, AwsTemplateProcessor callback = nullptr);
AsyncFileResponse(File content, const String& path, const String& contentType, bool download = false, AwsTemplateProcessor callack = nullptr) : AsyncFileResponse(content, path, contentType.c_str(), download, callack) {}
~AsyncFileResponse(); ~AsyncFileResponse();
bool _sourceValid() const { return !!(_content); } bool _sourceValid() const { return !!(_content); }
virtual size_t _fillBuffer(uint8_t* buf, size_t maxLen) override; virtual size_t _fillBuffer(uint8_t *buf, size_t maxLen) override;
}; };
class AsyncStreamResponse : public AsyncAbstractResponse { class AsyncStreamResponse: public AsyncAbstractResponse {
private: private:
Stream* _content; Stream *_content;
public: public:
AsyncStreamResponse(Stream& stream, const char* contentType, size_t len, AwsTemplateProcessor callback = nullptr); AsyncStreamResponse(Stream &stream, const String& contentType, size_t len, AwsTemplateProcessor callback=nullptr);
AsyncStreamResponse(Stream& stream, const String& contentType, size_t len, AwsTemplateProcessor callback = nullptr) : AsyncStreamResponse(stream, contentType.c_str(), len, callback) {}
bool _sourceValid() const { return !!(_content); } bool _sourceValid() const { return !!(_content); }
virtual size_t _fillBuffer(uint8_t* buf, size_t maxLen) override; virtual size_t _fillBuffer(uint8_t *buf, size_t maxLen) override;
}; };
class AsyncCallbackResponse : public AsyncAbstractResponse { class AsyncCallbackResponse: public AsyncAbstractResponse {
private: private:
AwsResponseFiller _content; AwsResponseFiller _content;
size_t _filledLength; size_t _filledLength;
public: public:
AsyncCallbackResponse(const char* contentType, size_t len, AwsResponseFiller callback, AwsTemplateProcessor templateCallback = nullptr); AsyncCallbackResponse(const String& contentType, size_t len, AwsResponseFiller callback, AwsTemplateProcessor templateCallback=nullptr);
AsyncCallbackResponse(const String& contentType, size_t len, AwsResponseFiller callback, AwsTemplateProcessor templateCallback = nullptr) : AsyncCallbackResponse(contentType.c_str(), len, callback, templateCallback) {}
bool _sourceValid() const { return !!(_content); } bool _sourceValid() const { return !!(_content); }
virtual size_t _fillBuffer(uint8_t* buf, size_t maxLen) override; virtual size_t _fillBuffer(uint8_t *buf, size_t maxLen) override;
}; };
class AsyncChunkedResponse : public AsyncAbstractResponse { class AsyncChunkedResponse: public AsyncAbstractResponse {
private: private:
AwsResponseFiller _content; AwsResponseFiller _content;
size_t _filledLength; size_t _filledLength;
public: public:
AsyncChunkedResponse(const char* contentType, AwsResponseFiller callback, AwsTemplateProcessor templateCallback = nullptr); AsyncChunkedResponse(const String& contentType, AwsResponseFiller callback, AwsTemplateProcessor templateCallback=nullptr);
AsyncChunkedResponse(const String& contentType, AwsResponseFiller callback, AwsTemplateProcessor templateCallback = nullptr) : AsyncChunkedResponse(contentType.c_str(), callback, templateCallback) {}
bool _sourceValid() const { return !!(_content); } bool _sourceValid() const { return !!(_content); }
virtual size_t _fillBuffer(uint8_t* buf, size_t maxLen) override; virtual size_t _fillBuffer(uint8_t *buf, size_t maxLen) override;
}; };
class AsyncProgmemResponse : public AsyncAbstractResponse { class AsyncProgmemResponse: public AsyncAbstractResponse {
private: private:
const uint8_t* _content; const uint8_t * _content;
size_t _readLength; size_t _readLength;
public: public:
AsyncProgmemResponse(int code, const char* contentType, const uint8_t* content, size_t len, AwsTemplateProcessor callback = nullptr); AsyncProgmemResponse(int code, const String& contentType, const uint8_t * content, size_t len, AwsTemplateProcessor callback=nullptr);
AsyncProgmemResponse(int code, const String& contentType, const uint8_t* content, size_t len, AwsTemplateProcessor callback = nullptr) : AsyncProgmemResponse(code, contentType.c_str(), content, len, callback) {}
bool _sourceValid() const { return true; } bool _sourceValid() const { return true; }
virtual size_t _fillBuffer(uint8_t* buf, size_t maxLen) override; virtual size_t _fillBuffer(uint8_t *buf, size_t maxLen) override;
}; };
class cbuf; class cbuf;
class AsyncResponseStream : public AsyncAbstractResponse, public Print { class AsyncResponseStream: public AsyncAbstractResponse, public Print {
private: private:
std::unique_ptr<cbuf> _content; cbuf *_content;
public: public:
AsyncResponseStream(const char* contentType, size_t bufferSize); AsyncResponseStream(const String& contentType, size_t bufferSize);
AsyncResponseStream(const String& contentType, size_t bufferSize) : AsyncResponseStream(contentType.c_str(), bufferSize) {}
~AsyncResponseStream(); ~AsyncResponseStream();
bool _sourceValid() const { return (_state < RESPONSE_END); } bool _sourceValid() const { return (_state < RESPONSE_END); }
virtual size_t _fillBuffer(uint8_t* buf, size_t maxLen) override; virtual size_t _fillBuffer(uint8_t *buf, size_t maxLen) override;
size_t write(const uint8_t* data, size_t len); size_t write(const uint8_t *data, size_t len);
size_t write(uint8_t data); size_t write(uint8_t data);
using Print::write; using Print::write;
}; };

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@ -21,144 +21,110 @@
#include "ESPAsyncWebServer.h" #include "ESPAsyncWebServer.h"
#include "WebHandlerImpl.h" #include "WebHandlerImpl.h"
using namespace asyncsrv; bool ON_STA_FILTER(AsyncWebServerRequest *request) {
bool ON_STA_FILTER(AsyncWebServerRequest* request) {
#ifndef CONFIG_IDF_TARGET_ESP32H2
return WiFi.localIP() == request->client()->localIP(); return WiFi.localIP() == request->client()->localIP();
#else
return false;
#endif
} }
bool ON_AP_FILTER(AsyncWebServerRequest* request) { bool ON_AP_FILTER(AsyncWebServerRequest *request) {
#ifndef CONFIG_IDF_TARGET_ESP32H2
return WiFi.localIP() != request->client()->localIP(); return WiFi.localIP() != request->client()->localIP();
#else
return false;
#endif
} }
#ifndef HAVE_FS_FILE_OPEN_MODE
const char* fs::FileOpenMode::read = "r";
const char* fs::FileOpenMode::write = "w";
const char* fs::FileOpenMode::append = "a";
#endif
AsyncWebServer::AsyncWebServer(uint16_t port) AsyncWebServer::AsyncWebServer(uint16_t port)
: _server(port) { : _server(port)
, _rewrites(LinkedList<AsyncWebRewrite*>(nullptr))
, _handlers(LinkedList<AsyncWebHandler*>(nullptr))
{
_catchAllHandler = new AsyncCallbackWebHandler(); _catchAllHandler = new AsyncCallbackWebHandler();
if (_catchAllHandler == NULL) if(_catchAllHandler == NULL)
return; return;
_server.onClient([](void* s, AsyncClient* c) { _server.onClient([](void *s, AsyncClient* c){
if (c == NULL) if(c == NULL)
return; return;
c->setRxTimeout(3); c->setRxTimeout(3);
AsyncWebServerRequest* r = new AsyncWebServerRequest((AsyncWebServer*)s, c); AsyncWebServerRequest *r = new AsyncWebServerRequest((AsyncWebServer*)s, c);
if (r == NULL) { if(r == NULL){
c->close(true); c->close(true);
c->free(); c->free();
delete c; delete c;
} }
}, }, this);
this);
} }
AsyncWebServer::~AsyncWebServer() { AsyncWebServer::~AsyncWebServer(){
reset(); reset();
end(); end();
if (_catchAllHandler) if(_catchAllHandler) delete _catchAllHandler;
delete _catchAllHandler;
} }
AsyncWebRewrite& AsyncWebServer::addRewrite(std::shared_ptr<AsyncWebRewrite> rewrite) { AsyncWebRewrite& AsyncWebServer::addRewrite(AsyncWebRewrite* rewrite){
_rewrites.emplace_back(rewrite); _rewrites.add(rewrite);
return *_rewrites.back().get(); return *rewrite;
} }
AsyncWebRewrite& AsyncWebServer::addRewrite(AsyncWebRewrite* rewrite) { bool AsyncWebServer::removeRewrite(AsyncWebRewrite *rewrite){
_rewrites.emplace_back(rewrite); return _rewrites.remove(rewrite);
return *_rewrites.back().get();
} }
bool AsyncWebServer::removeRewrite(AsyncWebRewrite* rewrite) { AsyncWebRewrite& AsyncWebServer::rewrite(const char* from, const char* to){
return removeRewrite(rewrite->from().c_str(), rewrite->toUrl().c_str()); return addRewrite(new AsyncWebRewrite(from, to));
} }
bool AsyncWebServer::removeRewrite(const char* from, const char* to) { AsyncWebHandler& AsyncWebServer::addHandler(AsyncWebHandler* handler){
for (auto r = _rewrites.begin(); r != _rewrites.end(); ++r) { _handlers.add(handler);
if (r->get()->from() == from && r->get()->toUrl() == to) { return *handler;
_rewrites.erase(r);
return true;
}
}
return false;
} }
AsyncWebRewrite& AsyncWebServer::rewrite(const char* from, const char* to) { bool AsyncWebServer::removeHandler(AsyncWebHandler *handler){
_rewrites.emplace_back(std::make_shared<AsyncWebRewrite>(from, to)); return _handlers.remove(handler);
return *_rewrites.back().get();
} }
AsyncWebHandler& AsyncWebServer::addHandler(AsyncWebHandler* handler) { void AsyncWebServer::begin(){
_handlers.emplace_back(handler);
return *(_handlers.back().get());
}
bool AsyncWebServer::removeHandler(AsyncWebHandler* handler) {
for (auto i = _handlers.begin(); i != _handlers.end(); ++i) {
if (i->get() == handler) {
_handlers.erase(i);
return true;
}
}
return false;
}
void AsyncWebServer::begin() {
_server.setNoDelay(true); _server.setNoDelay(true);
_server.begin(); _server.begin();
} }
void AsyncWebServer::end() { void AsyncWebServer::end(){
_server.end(); _server.end();
} }
#if ASYNC_TCP_SSL_ENABLED #if ASYNC_TCP_SSL_ENABLED
void AsyncWebServer::onSslFileRequest(AcSSlFileHandler cb, void* arg) { void AsyncWebServer::onSslFileRequest(AcSSlFileHandler cb, void* arg){
_server.onSslFileRequest(cb, arg); _server.onSslFileRequest(cb, arg);
} }
void AsyncWebServer::beginSecure(const char* cert, const char* key, const char* password) { void AsyncWebServer::beginSecure(const char *cert, const char *key, const char *password){
_server.beginSecure(cert, key, password); _server.beginSecure(cert, key, password);
} }
#endif #endif
void AsyncWebServer::_handleDisconnect(AsyncWebServerRequest* request) { void AsyncWebServer::_handleDisconnect(AsyncWebServerRequest *request){
delete request; delete request;
} }
void AsyncWebServer::_rewriteRequest(AsyncWebServerRequest* request) { void AsyncWebServer::_rewriteRequest(AsyncWebServerRequest *request){
for (const auto& r : _rewrites) { for(const auto& r: _rewrites){
if (r->match(request)) { if (r->match(request)){
request->_url = r->toUrl(); request->_url = r->toUrl();
request->_addGetParams(r->params()); request->_addGetParams(r->params());
} }
} }
} }
void AsyncWebServer::_attachHandler(AsyncWebServerRequest* request) { void AsyncWebServer::_attachHandler(AsyncWebServerRequest *request){
for (auto& h : _handlers) { for(const auto& h: _handlers){
if (h->filter(request) && h->canHandle(request)) { if (h->filter(request) && h->canHandle(request)){
request->setHandler(h.get()); request->setHandler(h);
return; return;
} }
} }
request->addInterestingHeader("ANY");
request->setHandler(_catchAllHandler); request->setHandler(_catchAllHandler);
} }
AsyncCallbackWebHandler& AsyncWebServer::on(const char* uri, WebRequestMethodComposite method, ArRequestHandlerFunction onRequest, ArUploadHandlerFunction onUpload, ArBodyHandlerFunction onBody) {
AsyncCallbackWebHandler& AsyncWebServer::on(const char* uri, WebRequestMethodComposite method, ArRequestHandlerFunction onRequest, ArUploadHandlerFunction onUpload, ArBodyHandlerFunction onBody){
AsyncCallbackWebHandler* handler = new AsyncCallbackWebHandler(); AsyncCallbackWebHandler* handler = new AsyncCallbackWebHandler();
handler->setUri(uri); handler->setUri(uri);
handler->setMethod(method); handler->setMethod(method);
@ -169,31 +135,59 @@ AsyncCallbackWebHandler& AsyncWebServer::on(const char* uri, WebRequestMethodCom
return *handler; return *handler;
} }
AsyncStaticWebHandler& AsyncWebServer::serveStatic(const char* uri, fs::FS& fs, const char* path, const char* cache_control) { AsyncCallbackWebHandler& AsyncWebServer::on(const char* uri, WebRequestMethodComposite method, ArRequestHandlerFunction onRequest, ArUploadHandlerFunction onUpload){
AsyncCallbackWebHandler* handler = new AsyncCallbackWebHandler();
handler->setUri(uri);
handler->setMethod(method);
handler->onRequest(onRequest);
handler->onUpload(onUpload);
addHandler(handler);
return *handler;
}
AsyncCallbackWebHandler& AsyncWebServer::on(const char* uri, WebRequestMethodComposite method, ArRequestHandlerFunction onRequest){
AsyncCallbackWebHandler* handler = new AsyncCallbackWebHandler();
handler->setUri(uri);
handler->setMethod(method);
handler->onRequest(onRequest);
addHandler(handler);
return *handler;
}
AsyncCallbackWebHandler& AsyncWebServer::on(const char* uri, ArRequestHandlerFunction onRequest){
AsyncCallbackWebHandler* handler = new AsyncCallbackWebHandler();
handler->setUri(uri);
handler->onRequest(onRequest);
addHandler(handler);
return *handler;
}
AsyncStaticWebHandler& AsyncWebServer::serveStatic(const char* uri, fs::FS& fs, const char* path, const char* cache_control){
AsyncStaticWebHandler* handler = new AsyncStaticWebHandler(uri, fs, path, cache_control); AsyncStaticWebHandler* handler = new AsyncStaticWebHandler(uri, fs, path, cache_control);
addHandler(handler); addHandler(handler);
return *handler; return *handler;
} }
void AsyncWebServer::onNotFound(ArRequestHandlerFunction fn) { void AsyncWebServer::onNotFound(ArRequestHandlerFunction fn){
_catchAllHandler->onRequest(fn); _catchAllHandler->onRequest(fn);
} }
void AsyncWebServer::onFileUpload(ArUploadHandlerFunction fn) { void AsyncWebServer::onFileUpload(ArUploadHandlerFunction fn){
_catchAllHandler->onUpload(fn); _catchAllHandler->onUpload(fn);
} }
void AsyncWebServer::onRequestBody(ArBodyHandlerFunction fn) { void AsyncWebServer::onRequestBody(ArBodyHandlerFunction fn){
_catchAllHandler->onBody(fn); _catchAllHandler->onBody(fn);
} }
void AsyncWebServer::reset() { void AsyncWebServer::reset(){
_rewrites.clear(); _rewrites.free();
_handlers.clear(); _handlers.free();
if (_catchAllHandler != NULL) { if (_catchAllHandler != NULL){
_catchAllHandler->onRequest(NULL); _catchAllHandler->onRequest(NULL);
_catchAllHandler->onUpload(NULL); _catchAllHandler->onUpload(NULL);
_catchAllHandler->onBody(NULL); _catchAllHandler->onBody(NULL);
} }
} }

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@ -1,347 +0,0 @@
#pragma once
namespace asyncsrv {
static constexpr const char* empty = "";
#ifndef ESP8622
static constexpr const char* T_100_CONTINUE = "100-continue";
static constexpr const char* T_ACCEPT = "Accept";
static constexpr const char* T_Accept_Ranges = "Accept-Ranges";
static constexpr const char* T_app_xform_urlencoded = "application/x-www-form-urlencoded";
static constexpr const char* T_AUTH = "Authorization";
static constexpr const char* T_BASIC = "Basic";
static constexpr const char* T_BASIC_REALM = "Basic realm=\"";
static constexpr const char* T_LOGIN_REQ = "Login Required";
static constexpr const char* T_BODY = "body";
static constexpr const char* T_Cache_Control = "Cache-Control";
static constexpr const char* T_chunked = "chunked";
static constexpr const char* T_close = "close";
static constexpr const char* T_Connection = "Connection";
static constexpr const char* T_Content_Disposition = "Content-Disposition";
static constexpr const char* T_Content_Encoding = "Content-Encoding";
static constexpr const char* T_Content_Length = "Content-Length";
static constexpr const char* T_Content_Type = "Content-Type";
static constexpr const char* T_Cookie = "Cookie";
static constexpr const char* T_DIGEST = "Digest";
static constexpr const char* T_DIGEST_ = "Digest ";
static constexpr const char* T_BEARER = "Bearer";
static constexpr const char* T_ETag = "ETag";
static constexpr const char* T_EXPECT = "Expect";
static constexpr const char* T_HTTP_1_0 = "HTTP/1.0";
static constexpr const char* T_HTTP_100_CONT = "HTTP/1.1 100 Continue\r\n\r\n";
static constexpr const char* T_IMS = "If-Modified-Since";
static constexpr const char* T_INM = "If-None-Match";
static constexpr const char* T_keep_alive = "keep-alive";
static constexpr const char* T_Last_Event_ID = "Last-Event-ID";
static constexpr const char* T_Last_Modified = "Last-Modified";
static constexpr const char* T_LOCATION = "Location";
static constexpr const char* T_MULTIPART_ = "multipart/";
static constexpr const char* T_no_cache = "no-cache";
static constexpr const char* T_none = "none";
static constexpr const char* T_UPGRADE = "Upgrade";
static constexpr const char* T_WS = "websocket";
static constexpr const char* T_WWW_AUTH = "WWW-Authenticate";
static constexpr const char* T_Transfer_Encoding = "Transfer-Encoding";
// HTTP Methods
static constexpr const char* T_ANY = "ANY";
static constexpr const char* T_GET = "GET";
static constexpr const char* T_POST = "POST";
static constexpr const char* T_PUT = "PUT";
static constexpr const char* T_DELETE = "DELETE";
static constexpr const char* T_PATCH = "PATCH";
static constexpr const char* T_HEAD = "HEAD";
static constexpr const char* T_OPTIONS = "OPTIONS";
static constexpr const char* T_UNKNOWN = "UNKNOWN";
// Req content types
static constexpr const char* T_RCT_NOT_USED = "RCT_NOT_USED";
static constexpr const char* T_RCT_DEFAULT = "RCT_DEFAULT";
static constexpr const char* T_RCT_HTTP = "RCT_HTTP";
static constexpr const char* T_RCT_WS = "RCT_WS";
static constexpr const char* T_RCT_EVENT = "RCT_EVENT";
static constexpr const char* T_ERROR = "ERROR";
// extentions & MIME-Types
static constexpr const char* T__css = ".css";
static constexpr const char* T__eot = ".eot";
static constexpr const char* T__gif = ".gif";
static constexpr const char* T__gz = ".gz";
static constexpr const char* T__htm = ".htm";
static constexpr const char* T__html = ".html";
static constexpr const char* T__ico = ".ico";
static constexpr const char* T__jpg = ".jpg";
static constexpr const char* T__js = ".js";
static constexpr const char* T__json = ".json";
static constexpr const char* T__pdf = ".pdf";
static constexpr const char* T__png = ".png";
static constexpr const char* T__svg = ".svg";
static constexpr const char* T__ttf = ".ttf";
static constexpr const char* T__woff = ".woff";
static constexpr const char* T__woff2 = ".woff2";
static constexpr const char* T__xml = ".xml";
static constexpr const char* T__zip = ".zip";
static constexpr const char* T_application_javascript = "application/javascript";
static constexpr const char* T_application_json = "application/json";
static constexpr const char* T_application_msgpack = "application/msgpack";
static constexpr const char* T_application_pdf = "application/pdf";
static constexpr const char* T_application_x_gzip = "application/x-gzip";
static constexpr const char* T_application_zip = "application/zip";
static constexpr const char* T_font_eot = "font/eot";
static constexpr const char* T_font_ttf = "font/ttf";
static constexpr const char* T_font_woff = "font/woff";
static constexpr const char* T_font_woff2 = "font/woff2";
static constexpr const char* T_image_gif = "image/gif";
static constexpr const char* T_image_jpeg = "image/jpeg";
static constexpr const char* T_image_png = "image/png";
static constexpr const char* T_image_svg_xml = "image/svg+xml";
static constexpr const char* T_image_x_icon = "image/x-icon";
static constexpr const char* T_text_css = "text/css";
static constexpr const char* T_text_event_stream = "text/event-stream";
static constexpr const char* T_text_html = "text/html";
static constexpr const char* T_text_plain = "text/plain";
static constexpr const char* T_text_xml = "text/xml";
// Responce codes
static constexpr const char* T_HTTP_CODE_100 = "Continue";
static constexpr const char* T_HTTP_CODE_101 = "Switching Protocols";
static constexpr const char* T_HTTP_CODE_200 = "OK";
static constexpr const char* T_HTTP_CODE_201 = "Created";
static constexpr const char* T_HTTP_CODE_202 = "Accepted";
static constexpr const char* T_HTTP_CODE_203 = "Non-Authoritative Information";
static constexpr const char* T_HTTP_CODE_204 = "No Content";
static constexpr const char* T_HTTP_CODE_205 = "Reset Content";
static constexpr const char* T_HTTP_CODE_206 = "Partial Content";
static constexpr const char* T_HTTP_CODE_300 = "Multiple Choices";
static constexpr const char* T_HTTP_CODE_301 = "Moved Permanently";
static constexpr const char* T_HTTP_CODE_302 = "Found";
static constexpr const char* T_HTTP_CODE_303 = "See Other";
static constexpr const char* T_HTTP_CODE_304 = "Not Modified";
static constexpr const char* T_HTTP_CODE_305 = "Use Proxy";
static constexpr const char* T_HTTP_CODE_307 = "Temporary Redirect";
static constexpr const char* T_HTTP_CODE_400 = "Bad Request";
static constexpr const char* T_HTTP_CODE_401 = "Unauthorized";
static constexpr const char* T_HTTP_CODE_402 = "Payment Required";
static constexpr const char* T_HTTP_CODE_403 = "Forbidden";
static constexpr const char* T_HTTP_CODE_404 = "Not Found";
static constexpr const char* T_HTTP_CODE_405 = "Method Not Allowed";
static constexpr const char* T_HTTP_CODE_406 = "Not Acceptable";
static constexpr const char* T_HTTP_CODE_407 = "Proxy Authentication Required";
static constexpr const char* T_HTTP_CODE_408 = "Request Time-out";
static constexpr const char* T_HTTP_CODE_409 = "Conflict";
static constexpr const char* T_HTTP_CODE_410 = "Gone";
static constexpr const char* T_HTTP_CODE_411 = "Length Required";
static constexpr const char* T_HTTP_CODE_412 = "Precondition Failed";
static constexpr const char* T_HTTP_CODE_413 = "Request Entity Too Large";
static constexpr const char* T_HTTP_CODE_414 = "Request-URI Too Large";
static constexpr const char* T_HTTP_CODE_415 = "Unsupported Media Type";
static constexpr const char* T_HTTP_CODE_416 = "Requested range not satisfiable";
static constexpr const char* T_HTTP_CODE_417 = "Expectation Failed";
static constexpr const char* T_HTTP_CODE_429 = "Too Many Requests";
static constexpr const char* T_HTTP_CODE_500 = "Internal Server Error";
static constexpr const char* T_HTTP_CODE_501 = "Not Implemented";
static constexpr const char* T_HTTP_CODE_502 = "Bad Gateway";
static constexpr const char* T_HTTP_CODE_503 = "Service Unavailable";
static constexpr const char* T_HTTP_CODE_504 = "Gateway Time-out";
static constexpr const char* T_HTTP_CODE_505 = "HTTP Version not supported";
static constexpr const char* T_HTTP_CODE_ANY = "Unknown code";
// other
static constexpr const char* T__opaque = "\", opaque=\"";
static constexpr const char* T_13 = "13";
static constexpr const char* T_auth_nonce = "\", qop=\"auth\", nonce=\"";
static constexpr const char* T_cnonce = "cnonce";
static constexpr const char* T_data_ = "data: ";
static constexpr const char* T_event_ = "event: ";
static constexpr const char* T_filename = "filename";
static constexpr const char* T_gzip = "gzip";
static constexpr const char* T_Host = "Host";
static constexpr const char* T_id__ = "id: ";
static constexpr const char* T_name = "name";
static constexpr const char* T_nc = "nc";
static constexpr const char* T_nonce = "nonce";
static constexpr const char* T_opaque = "opaque";
static constexpr const char* T_qop = "qop";
static constexpr const char* T_realm = "realm";
static constexpr const char* T_realm__ = "realm=\"";
static constexpr const char* T_response = "response";
static constexpr const char* T_retry_ = "retry: ";
static constexpr const char* T_rn = "\r\n";
static constexpr const char* T_rnrn = "\r\n\r\n";
static constexpr const char* T_uri = "uri";
static constexpr const char* T_username = "username";
#else // ESP8622
static const char T_100_CONTINUE[] PROGMEM = "100-continue";
static const char T_ACCEPT[] PROGMEM = "Accept";
static const char T_Accept_Ranges[] PROGMEM = "Accept-Ranges";
static const char T_app_xform_urlencoded[] PROGMEM = "application/x-www-form-urlencoded";
static const char T_AUTH[] PROGMEM = "Authorization";
static const char T_BASIC[] PROGMEM = "Basic";
static const char T_BASIC_REALM[] PROGMEM = "Basic realm=\"";
static const char T_LOGIN_REQ[] PROGMEM = "Login Required";
static const char T_BODY[] PROGMEM = "body";
static const char T_Cache_Control[] PROGMEM = "Cache-Control";
static const char T_chunked[] PROGMEM = "chunked";
static const char T_close[] PROGMEM = "close";
static const char T_Connection[] PROGMEM = "Connection";
static const char T_Content_Disposition[] PROGMEM = "Content-Disposition";
static const char T_Content_Encoding[] PROGMEM = "Content-Encoding";
static const char T_Content_Length[] PROGMEM = "Content-Length";
static const char T_Content_Type[] PROGMEM = "Content-Type";
static const char T_Cookie[] PROGMEM = "Cookie";
static const char T_DIGEST[] PROGMEM = "Digest";
static const char T_DIGEST_[] PROGMEM = "Digest ";
static const char T_BEARER[] PROGMEM = "Bearer";
static const char T_ETag[] PROGMEM = "ETag";
static const char T_EXPECT[] PROGMEM = "Expect";
static const char T_HTTP_1_0[] PROGMEM = "HTTP/1.0";
static const char T_HTTP_100_CONT[] PROGMEM = "HTTP/1.1 100 Continue\r\n\r\n";
static const char T_IMS[] PROGMEM = "If-Modified-Since";
static const char T_INM[] PROGMEM = "If-None-Match";
static const char T_keep_alive[] PROGMEM = "keep-alive";
static const char T_Last_Event_ID[] PROGMEM = "Last-Event-ID";
static const char T_Last_Modified[] PROGMEM = "Last-Modified";
static const char T_LOCATION[] PROGMEM = "Location";
static const char T_MULTIPART_[] PROGMEM = "multipart/";
static const char T_no_cache[] PROGMEM = "no-cache";
static const char T_none[] PROGMEM = "none";
static const char T_UPGRADE[] PROGMEM = "Upgrade";
static const char T_WS[] PROGMEM = "websocket";
static const char T_WWW_AUTH[] PROGMEM = "WWW-Authenticate";
static const char T_Transfer_Encoding[] PROGMEM = "Transfer-Encoding";
// HTTP Methods
static const char T_ANY[] PROGMEM = "ANY";
static const char T_GET[] PROGMEM = "GET";
static const char T_POST[] PROGMEM = "POST";
static const char T_PUT[] PROGMEM = "PUT";
static const char T_DELETE[] PROGMEM = "DELETE";
static const char T_PATCH[] PROGMEM = "PATCH";
static const char T_HEAD[] PROGMEM = "HEAD";
static const char T_OPTIONS[] PROGMEM = "OPTIONS";
static const char T_UNKNOWN[] PROGMEM = "UNKNOWN";
// Req content types
static const char T_RCT_NOT_USED[] PROGMEM = "RCT_NOT_USED";
static const char T_RCT_DEFAULT[] PROGMEM = "RCT_DEFAULT";
static const char T_RCT_HTTP[] PROGMEM = "RCT_HTTP";
static const char T_RCT_WS[] PROGMEM = "RCT_WS";
static const char T_RCT_EVENT[] PROGMEM = "RCT_EVENT";
static const char T_ERROR[] PROGMEM = "ERROR";
// extentions & MIME-Types
static const char T__css[] PROGMEM = ".css";
static const char T__eot[] PROGMEM = ".eot";
static const char T__gif[] PROGMEM = ".gif";
static const char T__gz[] PROGMEM = ".gz";
static const char T__htm[] PROGMEM = ".htm";
static const char T__html[] PROGMEM = ".html";
static const char T__ico[] PROGMEM = ".ico";
static const char T__jpg[] PROGMEM = ".jpg";
static const char T__js[] PROGMEM = ".js";
static const char T__json[] PROGMEM = ".json";
static const char T__pdf[] PROGMEM = ".pdf";
static const char T__png[] PROGMEM = ".png";
static const char T__svg[] PROGMEM = ".svg";
static const char T__ttf[] PROGMEM = ".ttf";
static const char T__woff[] PROGMEM = ".woff";
static const char T__woff2[] PROGMEM = ".woff2";
static const char T__xml[] PROGMEM = ".xml";
static const char T__zip[] PROGMEM = ".zip";
static const char T_application_javascript[] PROGMEM = "application/javascript";
static const char T_application_json[] PROGMEM = "application/json";
static const char T_application_msgpack[] PROGMEM = "application/msgpack";
static const char T_application_pdf[] PROGMEM = "application/pdf";
static const char T_application_x_gzip[] PROGMEM = "application/x-gzip";
static const char T_application_zip[] PROGMEM = "application/zip";
static const char T_font_eot[] PROGMEM = "font/eot";
static const char T_font_ttf[] PROGMEM = "font/ttf";
static const char T_font_woff[] PROGMEM = "font/woff";
static const char T_font_woff2[] PROGMEM = "font/woff2";
static const char T_image_gif[] PROGMEM = "image/gif";
static const char T_image_jpeg[] PROGMEM = "image/jpeg";
static const char T_image_png[] PROGMEM = "image/png";
static const char T_image_svg_xml[] PROGMEM = "image/svg+xml";
static const char T_image_x_icon[] PROGMEM = "image/x-icon";
static const char T_text_css[] PROGMEM = "text/css";
static const char T_text_event_stream[] PROGMEM = "text/event-stream";
static const char T_text_html[] PROGMEM = "text/html";
static const char T_text_plain[] PROGMEM = "text/plain";
static const char T_text_xml[] PROGMEM = "text/xml";
// Responce codes
static const char T_HTTP_CODE_100[] PROGMEM = "Continue";
static const char T_HTTP_CODE_101[] PROGMEM = "Switching Protocols";
static const char T_HTTP_CODE_200[] PROGMEM = "OK";
static const char T_HTTP_CODE_201[] PROGMEM = "Created";
static const char T_HTTP_CODE_202[] PROGMEM = "Accepted";
static const char T_HTTP_CODE_203[] PROGMEM = "Non-Authoritative Information";
static const char T_HTTP_CODE_204[] PROGMEM = "No Content";
static const char T_HTTP_CODE_205[] PROGMEM = "Reset Content";
static const char T_HTTP_CODE_206[] PROGMEM = "Partial Content";
static const char T_HTTP_CODE_300[] PROGMEM = "Multiple Choices";
static const char T_HTTP_CODE_301[] PROGMEM = "Moved Permanently";
static const char T_HTTP_CODE_302[] PROGMEM = "Found";
static const char T_HTTP_CODE_303[] PROGMEM = "See Other";
static const char T_HTTP_CODE_304[] PROGMEM = "Not Modified";
static const char T_HTTP_CODE_305[] PROGMEM = "Use Proxy";
static const char T_HTTP_CODE_307[] PROGMEM = "Temporary Redirect";
static const char T_HTTP_CODE_400[] PROGMEM = "Bad Request";
static const char T_HTTP_CODE_401[] PROGMEM = "Unauthorized";
static const char T_HTTP_CODE_402[] PROGMEM = "Payment Required";
static const char T_HTTP_CODE_403[] PROGMEM = "Forbidden";
static const char T_HTTP_CODE_404[] PROGMEM = "Not Found";
static const char T_HTTP_CODE_405[] PROGMEM = "Method Not Allowed";
static const char T_HTTP_CODE_406[] PROGMEM = "Not Acceptable";
static const char T_HTTP_CODE_407[] PROGMEM = "Proxy Authentication Required";
static const char T_HTTP_CODE_408[] PROGMEM = "Request Time-out";
static const char T_HTTP_CODE_409[] PROGMEM = "Conflict";
static const char T_HTTP_CODE_410[] PROGMEM = "Gone";
static const char T_HTTP_CODE_411[] PROGMEM = "Length Required";
static const char T_HTTP_CODE_412[] PROGMEM = "Precondition Failed";
static const char T_HTTP_CODE_413[] PROGMEM = "Request Entity Too Large";
static const char T_HTTP_CODE_414[] PROGMEM = "Request-URI Too Large";
static const char T_HTTP_CODE_415[] PROGMEM = "Unsupported Media Type";
static const char T_HTTP_CODE_416[] PROGMEM = "Requested range not satisfiable";
static const char T_HTTP_CODE_417[] PROGMEM = "Expectation Failed";
static const char T_HTTP_CODE_429[] PROGMEM = "Too Many Requests";
static const char T_HTTP_CODE_500[] PROGMEM = "Internal Server Error";
static const char T_HTTP_CODE_501[] PROGMEM = "Not Implemented";
static const char T_HTTP_CODE_502[] PROGMEM = "Bad Gateway";
static const char T_HTTP_CODE_503[] PROGMEM = "Service Unavailable";
static const char T_HTTP_CODE_504[] PROGMEM = "Gateway Time-out";
static const char T_HTTP_CODE_505[] PROGMEM = "HTTP Version not supported";
static const char T_HTTP_CODE_ANY[] PROGMEM = "Unknown code";
// other
static const char T__opaque[] PROGMEM = "\", opaque=\"";
static const char T_13[] PROGMEM = "13";
static const char T_auth_nonce[] PROGMEM = "\", qop=\"auth\", nonce=\"";
static const char T_cnonce[] PROGMEM = "cnonce";
static const char T_data_[] PROGMEM = "data: ";
static const char T_event_[] PROGMEM = "event: ";
static const char T_filename[] PROGMEM = "filename";
static const char T_gzip[] PROGMEM = "gzip";
static const char T_Host[] PROGMEM = "Host";
static const char T_id__[] PROGMEM = "id: ";
static const char T_name[] PROGMEM = "name";
static const char T_nc[] PROGMEM = "nc";
static const char T_nonce[] PROGMEM = "nonce";
static const char T_opaque[] PROGMEM = "opaque";
static const char T_qop[] PROGMEM = "qop";
static const char T_realm[] PROGMEM = "realm";
static const char T_realm__[] PROGMEM = "realm=\"";
static const char T_response[] PROGMEM = "response";
static const char T_retry_[] PROGMEM = "retry: ";
static const char T_rn[] PROGMEM = "\r\n";
static const char T_rnrn[] PROGMEM = "\r\n\r\n";
static const char T_uri[] PROGMEM = "uri";
static const char T_username[] PROGMEM = "username";
#endif // ESP8622
} // namespace asyncsrv {}