?? ring.c
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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 ixj, dsp, ver; char pname[80], maxrings; if(argc >= 2) sprintf(pname, "/dev/ixj%s", argv[1]); else sprintf(pname, "/dev/ixj0"); ixj = open(pname, O_RDWR); dsp = ioctl(ixj, IXJCTL_DSP_TYPE); ver = ioctl(ixj, IXJCTL_DSP_VERSION); printf("DSP type 0x%x, DSP Version 0x%x\n", dsp, ver); maxrings = atoi(argv[2]); ioctl(ixj, IXJCTL_MAXRINGS, maxrings); if(!ioctl(ixj, IXJCTL_RING)) { printf("No Answer\n"); } else { printf("Phone answered\n"); } close(ixj);}
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