src/listener.c


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#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>

#include "socket.h"
#include "display.h"
#include "typedef.h"

static int fd;

void on_recv(char *buf, int numbytes)
{
    // read and play audio
    write(fd, buf, numbytes);
}

int main(int argc, char **argv)
{
    int pipefd[2];
    if(pipe2(pipefd, O_NONBLOCK) == -1) {
        fputs("pipe: failed", stderr);
        return 1;
    }

    pid_t p = fork();
    if(p < 0) {
        fputs("fork: failed", stderr);
        return 1;
    } else if(p > 0) {
        close(pipefd[0]);
        fd = pipefd[1];
        return listener("4950", &on_recv);
    } else {
        close(pipefd[1]);
        display(&argc, argv, pipefd[0]);
    }
}