daemon-pipetest.c

/*
daemon-pipetest.c
Copyright (C) 2016 Belledonne Communications, Grenoble, France 

This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or (at
your option) any later version.

This library is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
License for more details.

You should have received a copy of the GNU Lesser General Public License
along with this library; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
*/

#define _GNU_SOURCE
#include <fcntl.h>

#include <poll.h>



#include "ortp/ortp.h"

static int running=1;

int main(int argc, char *argv[]){
	struct pollfd pfds[2]={{0}};
	char buf[4096];
	int fd;

	/* handle args */
	if (argc < 2) {
		ortp_error("Usage: %s pipename", argv[0]);
		return 1;
	}

	fd=ortp_client_pipe_connect(argv[1]);

	ortp_init();
	ortp_set_log_level_mask(NULL,ORTP_MESSAGE|ORTP_WARNING|ORTP_ERROR|ORTP_FATAL);
	if (fd==-1){
		ortp_error("Could not connect to control pipe: %s",strerror(errno));
		return -1;
	}
	pfds[0].fd=fd;
	pfds[0].events=POLLIN;
	pfds[1].fd=1;
	pfds[1].events=POLLIN;
	while (running){
		int err;
		int bytes;
		err=poll(pfds,2,-1);
		if (err>0){
			/*splice to stdout*/
			if (pfds[0].revents & POLLIN){
				if ((bytes=read(pfds[0].fd,buf,sizeof(buf)))>0){
					if (write(0,buf,bytes)==-1){
						ortp_error("Fail to write to stdout?");
						break;
					}
					fprintf(stdout,"\n");		
				}else if (bytes==0){
					break;
				}
			}