turn.h

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#pragma once
 
#include <stdint.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
// Pack network protocol structures tightly for wire format
#ifdef _WIN32
#pragma pack(push, 1)
#endif

#define TURN_URL_BUFFER_SIZE 64
#define TURN_USERNAME_BUFFER_SIZE 32
#define TURN_CREDENTIAL_BUFFER_SIZE 64
 
typedef struct __attribute__((packed)) {
  uint8_t url_len;                              
  char url[TURN_URL_BUFFER_SIZE];               
  uint8_t username_len;                         
  char username[TURN_USERNAME_BUFFER_SIZE];     
  uint8_t credential_len;                       
  char credential[TURN_CREDENTIAL_BUFFER_SIZE]; 
} turn_server_t;


#define TURN_DEFAULT_PORT 3478

#define TURN_TLS_DEFAULT_PORT 5349

#define TURN_CREDENTIAL_EXPIRY_SECS (24 * 60 * 60) // 24 hours

 
#ifdef _WIN32
#pragma pack(pop)
#endif
 
#ifdef __cplusplus
}
#endif
 /* turn */