-------------------------------------------------------------------------*\ * Connects or returns error message \*-------------------------------------------------------------------------*/
| 120 | * Connects or returns error message |
| 121 | \*-------------------------------------------------------------------------*/ |
| 122 | int socket_connect(p_socket ps, SA *addr, socklen_t len, p_timeout tm) { |
| 123 | int err; |
| 124 | /* don't call on closed socket */ |
| 125 | if (*ps == SOCKET_INVALID) return IO_CLOSED; |
| 126 | /* ask system to connect */ |
| 127 | if (connect(*ps, addr, len) == 0) return IO_DONE; |
| 128 | /* make sure the system is trying to connect */ |
| 129 | err = WSAGetLastError(); |
| 130 | if (err != WSAEWOULDBLOCK && err != WSAEINPROGRESS) return err; |
| 131 | /* zero timeout case optimization */ |
| 132 | if (timeout_iszero(tm)) return IO_TIMEOUT; |
| 133 | /* we wait until something happens */ |
| 134 | err = socket_waitfd(ps, WAITFD_C, tm); |
| 135 | if (err == IO_CLOSED) { |
| 136 | int len = sizeof(err); |
| 137 | /* give windows time to set the error (yes, disgusting) */ |
| 138 | Sleep(10); |
| 139 | /* find out why we failed */ |
| 140 | getsockopt(*ps, SOL_SOCKET, SO_ERROR, (char *)&err, &len); |
| 141 | /* we KNOW there was an error. if 'why' is 0, we will return |
| 142 | * "unknown error", but it's not really our fault */ |
| 143 | return err > 0? err: IO_UNKNOWN; |
| 144 | } else return err; |
| 145 | |
| 146 | } |
| 147 | |
| 148 | /*-------------------------------------------------------------------------*\ |
| 149 | * Binds or returns error message |
no test coverage detected