git.zerfleddert.de Git - record-dvb/blob - dump-stream.c

   1 #include <features.h>
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4 #include <sys/time.h>
   5 #include <time.h>
   6 #include <sys/socket.h>
   7 #include <sys/types.h>
   8 #include <sys/stat.h>
   9 #include <fcntl.h>
  10 #include <unistd.h>
  11 #include <strings.h>
  12
  13 #include "mcast.h"
  14
  15 #define CHUNKSIZE 1500
  16
  17 int main(int argc, char **argv)
  18 {
  19         char *url;
  20         int bytes, written, i;
  21         int in;
  22         char buffer[CHUNKSIZE];
  23
  24         if (argc == 2) {
  25                 url = argv[1];
  26         } else {
  27                 fprintf(stderr,"Syntax: %s URL\n", argv[0]);
  28                 exit(EXIT_FAILURE);
  29         }
  30
  31         if ((in = open_mcast(url)) < 0) {
  32                 fprintf(stderr,"Can't open url %s!\n",url);
  33                 exit(EXIT_FAILURE);
  34         }
  35
  36         while(1) {
  37                 if ((bytes = recv(in, buffer, CHUNKSIZE, 0)) < 1) {
  38                         perror("recv");
  39                         exit(EXIT_FAILURE);
  40                 }
  41
  42                 written = 0;
  43                 do {
  44                         if ((i = write(STDOUT_FILENO, buffer, bytes-written)) < 0) {
  45                                 perror("write");
  46                                 exit(EXIT_FAILURE);
  47                         }
  48                         written += i;
  49                 } while(written < bytes);
  50         }
  51
  52         close(in);
  53
  54         return EXIT_SUCCESS;
  55 }