Add SO_BROADCAST option to sockets.

src/prrt/socket.c

@@ -40,8 +40,12 @@ PrrtSocket *PrrtSocket_create(const bool is_sender)
 
     sock_ptr->dataPacketStore = PrrtDataPacketStore_create();
 
-    check(sock_ptr->dataSocketFd = socket(AF_INET, SOCK_DGRAM, 0), "Cannot create data socket.")
+    int enabled = 1;
+
+    check(sock_ptr->dataSocketFd = socket(AF_INET, SOCK_DGRAM, 0), "Cannot create data socket.");
+    check(setsockopt(sock_ptr->dataSocketFd, SOL_SOCKET, SO_BROADCAST, &enabled, sizeof(enabled)), "Socket option set failed.");
     check(sock_ptr->feedbackSocketFd = socket(AF_INET, SOCK_DGRAM, 0), "Cannot create feedback socket.");
+    check(setsockopt(sock_ptr->feedbackSocketFd, SOL_SOCKET, SO_BROADCAST, &enabled, sizeof(enabled)), "Socket option set failed.");
 
     pthread_mutexattr_t attr;
     check(pthread_mutexattr_init(&attr) == 0, "Mutex attr init failed.");