Trace/src/trace.h

86 lines
3.0 KiB
C++

/**
* @file trace.h
* @author Pavel Brychta, http://www.xpablo.cz
*
* Copyright (c) 2016-24 Pavel Brychta. All rights reserved.
*
* 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
*
*/
#pragma once
#include <Arduino.h>
#include <ESPAsyncWebServer.h>
// Vydefinujeme-li promennou TRACE_ALL=1, pak TRACEPLUS bude vypisovat vsechny zpravy nezavisle od povoleni/zakazani
// Definice jednotlivych typu hlaseni do trasovani
#define TRACE_NONE (-1) // nic
#define TRACE_ERROR 0 // chybova zprava = cervena
#define TRACE_WARNING 1 // varovani - zluta
#define TRACE_INFO 2 // informacni zprava - zelena
#define TRACE_DEBUG 3 // ladici zprava - cerna
#define TRACE_VERBOSE 4 // mene zajimava ladici zprava - take cerna
#ifndef TRACE_LIMIT
#define TRACE_LIMIT TRACE_DEBUG
#endif
#define STRINGIFY(x) #x
#define TOSTRING(x) STRINGIFY(x)
class Trace {
protected:
public:
Trace() = default;
virtual ~Trace() = default;
virtual void init() {};
virtual void print(uint8_t severity, const __FlashStringHelper * fmt, ...) {};
virtual void print(uint8_t severity, const char * fmt, ...) {};
virtual void dump(uint8_t severity, const char * prefix, const uint8_t * address, size_t size) {};
virtual void dump(uint8_t severity, const __FlashStringHelper * prefix, const uint8_t * address, size_t size) {};
virtual void forceupdate() {};
};
extern Trace * mTrace; // Main Trace instance
#define TRACE(severity, text, ...) \
do { \
constexpr bool trace_limit = (severity <= TRACE_LIMIT); \
if (trace_limit) \
if (mTrace) { mTrace->print(severity, PSTR(text), ##__VA_ARGS__); } \
} while (0)
#define TRACEFUNC(severity, ...) if (mTrace) { mTrace->printfunc(severity, __func__, __FILE__, TOSTRING(__LINE__), __VA_ARGS__); }
#define TRACEDUMP(severity, prefix, address, size) if (mTrace) { mTrace->dump(severity, prefix, address, size); }
#define TRACE_INIT(a) if (mTrace) { mTrace->init(); }
#define TRACE_ADDWEB(srv) if (mTrace) { mTrace->addweb(srv); }
#define TRACE_FORCEUPDATE(a) if (mTrace) { mTrace->forceupdate(); }
#ifndef TRACE_ALL
#define TRACE_ALL 0
#endif
#define TRACEPLUS(when, severity, ...) \
do { \
constexpr bool handle = (when != 0) || TRACE_ALL; \
if (handle) \
TRACE(severity, __VA_ARGS__); \
} while (0)