busytone.c

来自「mgcp协议源代码。支持多种编码:g711」· C语言 代码 · 共 54 行

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#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, hook, m_hook, digit, state, cnt;  char pname1[80], pname2[80];  sprintf(pname1, "/dev/ixj%s", argv[1]);  ixj1 = open(pname1, O_RDWR);  if(ixj1 <= 0)  {    printf("Open failed %s\n", pname1);    exit(0);  }    hook = m_hook = ioctl(ixj1, IXJCTL_HOOKSTATE);  printf("hook state %d\n", hook);//  if(!ioctl(ixj1, IXJCTL_RING))//    exit(0);  hook = ioctl(ixj1, IXJCTL_HOOKSTATE);  while(!hook)  {    hook = ioctl(ixj1, IXJCTL_HOOKSTATE);  }  printf("hook state %d\n", hook);  fflush(stdout);  ioctl(ixj1, IXJCTL_AEC_STOP);  printf("Starting busy signal\n");  ioctl(ixj1, IXJCTL_BUSY);  getchar();  printf("Stopping busy signal\n");  ioctl(ixj1, IXJCTL_CPT_STOP);  getchar();  printf("Starting ringback signal\n");  ioctl(ixj1, IXJCTL_RINGBACK);  getchar();  printf("Stopping ringback signal\n");  ioctl(ixj1, IXJCTL_CPT_STOP);  getchar();  close(ixj1);}

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