| 21 | } |
| 22 | |
| 23 | int MultiCastServer::init () |
| 24 | { |
| 25 | if (wsa_initialized) |
| 26 | { |
| 27 | return (int)MultiCastReturnCodes::SOCKET_ALREADY_CREATED_ERROR; |
| 28 | } |
| 29 | WSADATA wsadata; |
| 30 | int res = WSAStartup (MAKEWORD (2, 2), &wsadata); |
| 31 | if (res != 0) |
| 32 | { |
| 33 | return (int)MultiCastReturnCodes::WSA_STARTUP_ERROR; |
| 34 | } |
| 35 | wsa_initialized = true; |
| 36 | server_addr.sin_family = AF_INET; |
| 37 | server_addr.sin_port = htons (local_port); |
| 38 | if (inet_pton (AF_INET, local_ip, &server_addr.sin_addr) == 0) |
| 39 | { |
| 40 | return (int)MultiCastReturnCodes::PTON_ERROR; |
| 41 | } |
| 42 | server_socket = socket (AF_INET, SOCK_DGRAM, IPPROTO_UDP); |
| 43 | if (server_socket == INVALID_SOCKET) |
| 44 | { |
| 45 | return (int)MultiCastReturnCodes::CREATE_SOCKET_ERROR; |
| 46 | } |
| 47 | |
| 48 | // ensure that library will not hang in blocking recv/send call |
| 49 | DWORD timeout = 5000; |
| 50 | DWORD value = 1; |
| 51 | DWORD buf_size = 65000; |
| 52 | setsockopt (server_socket, SOL_SOCKET, SO_REUSEADDR, (char *)&value, sizeof (value)); |
| 53 | setsockopt (server_socket, SOL_SOCKET, SO_RCVTIMEO, (char *)&timeout, sizeof (timeout)); |
| 54 | setsockopt (server_socket, SOL_SOCKET, SO_SNDTIMEO, (char *)&timeout, sizeof (timeout)); |
| 55 | setsockopt (server_socket, SOL_SOCKET, SO_SNDBUF, (const char *)&buf_size, sizeof (buf_size)); |
| 56 | |
| 57 | return (int)MultiCastReturnCodes::STATUS_OK; |
| 58 | } |
| 59 | |
| 60 | int MultiCastServer::send (void *data, int size) |
| 61 | { |
no outgoing calls
no test coverage detected