50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
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//
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#ifndef __ESPNBNS_h__
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#define __ESPNBNS_h__
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extern "C" {
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#include "lwip/init.h" // LWIP_VERSION_
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#include <lwip/ip_addr.h>
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}
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#include <ESP8266WiFi.h>
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#define NBNS_PORT 137
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/**
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* @def NBNS_MAX_HOSTNAME_LEN
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* @brief maximalni delka NBNS jmena zarizeni
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* @remarks
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* Jmeno zarizeni musi byt uvedeno VELKYMI pismenami a nesmi obsahovat mezery (whitespaces).
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*/
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#define NBNS_MAX_HOSTNAME_LEN 16
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struct udp_pcb;
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struct pbuf;
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class ESP8266NetBIOS
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{
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protected:
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udp_pcb* _pcb;
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char _name[NBNS_MAX_HOSTNAME_LEN + 1];
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void _getnbname(char *nbname, char *name, uint8_t maxlen);
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void _makenbname(char *name, char *nbname, uint8_t outlen);
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#if LWIP_VERSION_MAJOR == 1
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void _recv(udp_pcb *upcb, pbuf *pb, struct ip_addr *addr, uint16_t port);
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static void _s_recv(void *arg, udp_pcb *upcb, pbuf *p, struct ip_addr *addr, uint16_t port);
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#else
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void _recv(udp_pcb *upcb, pbuf *pb, const ip_addr_t *addr, uint16_t port);
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static void _s_recv(void *arg, udp_pcb *upcb, pbuf *p, const ip_addr_t *addr, uint16_t port);
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#endif
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public:
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ESP8266NetBIOS();
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~ESP8266NetBIOS();
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bool begin(const char *name);
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void end();
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};
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#if !defined(NO_GLOBAL_INSTANCES) && !defined(NO_GLOBAL_NETBIOS)
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extern ESP8266NetBIOS NBNS;
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#endif
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#endif
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