osip_time.h

oSIP实现的SIP协议栈源代码

/* To be placed in include/osip2 directory */

#ifndef _OSIP_TIME_H_
#define _OSIP_TIME_H_

#ifdef __cplusplus
extern "C"
{
#endif

/* Common time-related functions and data types */

/* struct timeval, as defined in <sys/time.h>, <winsock.h> or <winsock2.h> */
  struct timeval;

/* Time manipulation functions */
  void add_gettimeofday (struct timeval *atv, int ms);
  void min_timercmp (struct timeval *tv1, struct timeval *tv2);

/* OS-dependent */
#if defined(WIN32) || defined(_WIN32_WCE) || defined (__VXWORKS_OS__)
/* Operations on struct timeval */
#define osip_timerisset(tvp)         ((tvp)->tv_sec || (tvp)->tv_usec)
# define osip_timercmp(a, b, CMP)                          \
  (((a)->tv_sec == (b)->tv_sec) ?                          \
   ((a)->tv_usec CMP (b)->tv_usec) :                       \
   ((a)->tv_sec CMP (b)->tv_sec))
#define osip_timerclear(tvp)         (tvp)->tv_sec = (tvp)->tv_usec = 0

/* osip_gettimeofday() for Windows */
  int osip_gettimeofday (struct timeval *tp, void *tz);

#else
/* Operations on struct timeval */
#define osip_timerisset(tvp)            timerisset(tvp)
#define osip_timercmp(tvp, uvp, cmp)    timercmp(tvp,uvp,cmp)
#define osip_timerclear(tvp)            timerclear(tvp)

/* osip_gettimeofday() == gettimeofday() */
#define osip_gettimeofday gettimeofday

#endif                          /* #ifdef WIN32 */

#ifdef __cplusplus
}
#endif

#endif                          /* #ifndef _OSIP_TIME_H_ */