diff options
Diffstat (limited to 'src/network/socket/qnativesocketengine_win.cpp')
| -rw-r--r-- | src/network/socket/qnativesocketengine_win.cpp | 115 |
1 files changed, 55 insertions, 60 deletions
diff --git a/src/network/socket/qnativesocketengine_win.cpp b/src/network/socket/qnativesocketengine_win.cpp index b429b3c365..9edabd7822 100644 --- a/src/network/socket/qnativesocketengine_win.cpp +++ b/src/network/socket/qnativesocketengine_win.cpp @@ -623,6 +623,53 @@ bool QNativeSocketEnginePrivate::fetchConnectionParameters() } +static void setErrorFromWSAError(int error, QNativeSocketEnginePrivate *d) +{ + Q_ASSERT(d); + switch (error) { + case WSAEISCONN: + d->socketState = QAbstractSocket::ConnectedState; + break; + case WSAEHOSTUNREACH: + d->setError(QAbstractSocket::NetworkError, QNativeSocketEnginePrivate::HostUnreachableErrorString); + d->socketState = QAbstractSocket::UnconnectedState; + break; + case WSAEADDRNOTAVAIL: + d->setError(QAbstractSocket::NetworkError, QNativeSocketEnginePrivate::AddressNotAvailableErrorString); + d->socketState = QAbstractSocket::UnconnectedState; + break; + case WSAEINPROGRESS: + d->setError(QAbstractSocket::UnfinishedSocketOperationError, QNativeSocketEnginePrivate::InvalidSocketErrorString); + d->socketState = QAbstractSocket::ConnectingState; + break; + case WSAEADDRINUSE: + d->setError(QAbstractSocket::NetworkError, QNativeSocketEnginePrivate::AddressInuseErrorString); + break; + case WSAECONNREFUSED: + d->setError(QAbstractSocket::ConnectionRefusedError, QNativeSocketEnginePrivate::ConnectionRefusedErrorString); + d->socketState = QAbstractSocket::UnconnectedState; + break; + case WSAETIMEDOUT: + d->setError(QAbstractSocket::NetworkError, QNativeSocketEnginePrivate::ConnectionTimeOutErrorString); + d->socketState = QAbstractSocket::UnconnectedState; + break; + case WSAEACCES: + d->setError(QAbstractSocket::SocketAccessError, QNativeSocketEnginePrivate::AccessErrorString); + d->socketState = QAbstractSocket::UnconnectedState; + break; + case WSAENETUNREACH: + d->setError(QAbstractSocket::NetworkError, QNativeSocketEnginePrivate::NetworkUnreachableErrorString); + d->socketState = QAbstractSocket::UnconnectedState; + break; + case WSAEINVAL: + case WSAEALREADY: + d->setError(QAbstractSocket::UnfinishedSocketOperationError, QNativeSocketEnginePrivate::InvalidSocketErrorString); + break; + default: + break; + } +} + bool QNativeSocketEnginePrivate::nativeConnect(const QHostAddress &address, quint16 port) { @@ -651,9 +698,6 @@ bool QNativeSocketEnginePrivate::nativeConnect(const QHostAddress &address, quin case WSANOTINITIALISED: //### break; - case WSAEISCONN: - socketState = QAbstractSocket::ConnectedState; - break; case WSAEWOULDBLOCK: { // If WSAConnect returns WSAEWOULDBLOCK on the second // connection attempt, we have to check SO_ERROR's @@ -668,82 +712,33 @@ bool QNativeSocketEnginePrivate::nativeConnect(const QHostAddress &address, quin do { if (::getsockopt(socketDescriptor, SOL_SOCKET, SO_ERROR, (char *) &value, &valueSize) == 0) { if (value != NOERROR) { + WS_ERROR_DEBUG(value); + errorDetected = true; // MSDN says getsockopt with SO_ERROR clears the error, but it's not actually cleared // and this can affect all subsequent WSAConnect attempts, so clear it now. const int val = NO_ERROR; ::setsockopt(socketDescriptor, SOL_SOCKET, SO_ERROR, reinterpret_cast<const char*>(&val), sizeof val); - } - - if (value == WSAECONNREFUSED) { - setError(QAbstractSocket::ConnectionRefusedError, ConnectionRefusedErrorString); - socketState = QAbstractSocket::UnconnectedState; - errorDetected = true; - break; - } - if (value == WSAETIMEDOUT) { - setError(QAbstractSocket::NetworkError, ConnectionTimeOutErrorString); - socketState = QAbstractSocket::UnconnectedState; - errorDetected = true; - break; - } - if (value == WSAEHOSTUNREACH) { - setError(QAbstractSocket::NetworkError, HostUnreachableErrorString); - socketState = QAbstractSocket::UnconnectedState; - errorDetected = true; - break; - } - if (value == WSAEADDRNOTAVAIL) { - setError(QAbstractSocket::NetworkError, AddressNotAvailableErrorString); - socketState = QAbstractSocket::UnconnectedState; - errorDetected = true; - break; - } - if (value == NOERROR) { + } else { // When we get WSAEWOULDBLOCK the outcome was not known, so a // NOERROR might indicate that the result of the operation // is still unknown. We try again to increase the chance that we did // get the correct result. tryAgain = !tryAgain; } + setErrorFromWSAError(value, this); } tries++; } while (tryAgain && (tries < 2)); if (errorDetected) break; + // fall through to unfinished operation error handling + err = WSAEINPROGRESS; Q_FALLTHROUGH(); } - case WSAEINPROGRESS: - setError(QAbstractSocket::UnfinishedSocketOperationError, InvalidSocketErrorString); - socketState = QAbstractSocket::ConnectingState; - break; - case WSAEADDRINUSE: - setError(QAbstractSocket::NetworkError, AddressInuseErrorString); - break; - case WSAECONNREFUSED: - setError(QAbstractSocket::ConnectionRefusedError, ConnectionRefusedErrorString); - socketState = QAbstractSocket::UnconnectedState; - break; - case WSAETIMEDOUT: - setError(QAbstractSocket::NetworkError, ConnectionTimeOutErrorString); - break; - case WSAEACCES: - setError(QAbstractSocket::SocketAccessError, AccessErrorString); - socketState = QAbstractSocket::UnconnectedState; - break; - case WSAEHOSTUNREACH: - setError(QAbstractSocket::NetworkError, HostUnreachableErrorString); - socketState = QAbstractSocket::UnconnectedState; - break; - case WSAENETUNREACH: - setError(QAbstractSocket::NetworkError, NetworkUnreachableErrorString); - socketState = QAbstractSocket::UnconnectedState; - break; - case WSAEINVAL: - case WSAEALREADY: - setError(QAbstractSocket::UnfinishedSocketOperationError, InvalidSocketErrorString); - break; + default: + setErrorFromWSAError(err, this); break; } if (socketState != QAbstractSocket::ConnectedState) { |