- magic_socket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
- setsockopt(magic_socket, SOL_SOCKET, SO_RCVBUF, RCVBUF, sizeof(unsigned int));
- send_fd(control_channel, magic_socket);
+ magic_socket = socket(AF_INET, SOCK_STREAM, 0);
+
+ if (magic_socket == -1) {
+ printf("Error creating socket: %d\n", errno);
+ exit(1);
+ }
+ if (setsockopt(magic_socket, SOL_SOCKET, SO_RCVBUFFORCE, &rcvbuf, sizeof(unsigned int))) {
+ printf("Error calling setsockopt: %d\n", errno);
+ exit(1);
+ }
+ send_fd(control_channel_fd, magic_socket);