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opusrtp: add options to set destination address and port

Signed-off-by: Ralph Giles <[email protected]>

--- a/src/opusrtp.c

+++ b/src/opusrtp.c

@@ -510,7 +510,7 @@

   return ret;

 }

-int rtp_send_file(const char *filename)

+int rtp_send_file(const char *filename, const char *dest, int port)

 {

   rtp_header rtp;

   int fd = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);

@@ -523,8 +523,12 @@

     return fd;

   }

   sin.sin_family = AF_INET;

-  sin.sin_port = htons(1234);

-  sin.sin_addr.s_addr = inet_addr("127.0.0.1");

+  sin.sin_port = htons(port);

+  if ((sin.sin_addr.s_addr = inet_addr(dest)) == INADDR_NONE) {

+    fprintf(stderr, "Invalid address %s\n", dest);

+    return -1;

+  }

+

   ret = setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &optval, sizeof(int));

   if (ret < 0) {

     fprintf(stderr, "Couldn't set socket options\n");

@@ -634,10 +638,10 @@

   return 0;

 }

 #else /* _WIN32 */

-int rtp_send_file(const char *filename)

+int rtp_send_file(const char *filename, const char *addr, int port)

 {

-  fprintf(stderr, "Cannot send '%s'. Socket support not available.\n",

-      filename);

+  fprintf(stderr, "Cannot send '%s to %s:%d'. Socket support not available.\n",

+          filename, addr, port);

   return -2;

 }

 #endif

@@ -855,6 +859,8 @@

   printf(" -h, --help           This help\n");

   printf(" -V, --version        Version information\n");

   printf(" -q, --quiet          Suppress status output\n");

+  printf(" -d, --destination    Destination address (default 127.0.0.1)\n");

+  printf(" -p, --port           Destination port (default 1234)\n");

   printf(" --sniff              Sniff and record Opus RTP streams\n");

   printf("\n");

   printf("By default, the given file(s) will be sent over RTP.\n");

@@ -863,16 +869,20 @@

 int main(int argc, char *argv[])

 {

   int option, i;

+  const char *dest = "127.0.0.1";

+  int port = 1234;

   struct option long_options[] = {

     {"help", no_argument, NULL, 'h'},

     {"version", no_argument, NULL, 'V'},

     {"quiet", no_argument, NULL, 'q'},

+    {"destination", optional_argument, NULL, 'd'},

+    {"port", optional_argument, NULL, 'p'},

     {"sniff", no_argument, NULL, 0},

     {0, 0, 0, 0}

   };

   /* process command line arguments */

-  while ((option = getopt_long(argc, argv, "hVq", long_options, &i)) != -1) {

+  while ((option = getopt_long(argc, argv, "hVqd:p:", long_options, &i)) != -1) {

     switch (option) {

       case 0:

         if (!strcmp(long_options[i].name, "sniff")) {

@@ -893,6 +903,14 @@

         return 0;

       case 'q':

         break;

+      case 'd':

+        if (optarg)

+            dest = optarg;

+        break;

+      case 'p':

+        if (optarg)

+            port = atoi(optarg);

+        break;

       case 'h':

         usage(argv[0]);

         return 0;

@@ -904,7 +922,7 @@

   }

   for (i = optind; i < argc; i++) {

-    rtp_send_file(argv[i]);

+    rtp_send_file(argv[i], dest, port);

   }

   return 0;