intercom.c

mgcp协议源代码。支持多种编码：g711

#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <strings.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include <fcntl.h>
#include "ixjuser.h"

int main(int argc, char *argv[])
{
  int ixj1,ixj2;
  int b1, b2, codec;
  char pname1[80], pname2[80];

  sprintf(pname1, "/dev/ixj%s", argv[1]);
  sprintf(pname2, "/dev/ixj%s", argv[2]);
  codec = atoi(argv[3]);

  ixj1 = open(pname1, O_RDWR);
  ixj2 = open(pname2, O_RDWR);

  b1 = atoi(argv[1]);
  b2 = atoi(argv[2]);
  if(ixj1 <= 0)
  {
    printf("Open failed %s\n", pname1);
    exit(0);
  }  
  if(ixj2 <= 0)
  {
    printf("Open failed %s\n", pname2);
    exit(0);
  }  
  if(!ioctl(ixj1, IXJCTL_RING))
  {
    exit(0);
  }
  if(!ioctl(ixj2, IXJCTL_RING))
  {
    exit(0);
  }

  ioctl(ixj1, IXJCTL_REC_CODEC, codec);
  ioctl(ixj1, IXJCTL_PLAY_CODEC, codec);
  ioctl(ixj2, IXJCTL_REC_CODEC, codec);
  ioctl(ixj2, IXJCTL_PLAY_CODEC, codec);

  if(!ioctl(ixj1, IXJCTL_INTERCOM_START, b2))
  {
    printf("Intercom mode on %d to %d\n", b1, b2);
    while(ioctl(ixj1, IXJCTL_HOOKSTATE) && ioctl(ixj2, IXJCTL_HOOKSTATE)){}
//    getchar();
    ioctl(ixj1,  IXJCTL_INTERCOM_STOP, b2);
    printf("Intercom mode off\n");
  }
  else
  {
    printf("Intercom Failure\n");
  }
  close(ixj1);
  close(ixj2);
}