int MSocketDevice::createNewSocket()
{
#if !defined(QT_NO_IPV6)
int s = qt_socket_socket( protocol() == IPv6 ? AF_INET6 : AF_INET,
t == Datagram ? SOCK_DGRAM : SOCK_STREAM, 0 );
#else
int s = qt_socket_socket( AF_INET, t==Datagram?SOCK_DGRAM:SOCK_STREAM, 0 );
#endif
if ( s < 0 ) {
switch( errno ) {
case EPROTONOSUPPORT:
e = InternalError; // 0 is supposed to work for both types
break;
case ENFILE:
e = NoFiles; // special case for this
break;
case EACCES:
e = Inaccessible;
break;
case ENOBUFS:
case ENOMEM:
e = NoResources;
break;
case EINVAL:
e = Impossible;
break;
default:
e = UnknownError;
break;
}
} else {
return s;
}
return -1;
}
/*! \internal
Creates and returns a new socket descriptor of type \a socketType
and \a socketProtocol. Returns -1 on failure.
*/
bool QNativeSocketEnginePrivate::createNewSocket(QAbstractSocket::SocketType socketType,
QAbstractSocket::NetworkLayerProtocol socketProtocol)
{
#ifndef QT_NO_IPV6
int protocol = (socketProtocol == QAbstractSocket::IPv6Protocol) ? AF_INET6 : AF_INET;
#else
Q_UNUSED(socketProtocol);
int protocol = AF_INET;
#endif
int type = (socketType == QAbstractSocket::UdpSocket) ? SOCK_DGRAM : SOCK_STREAM;
int socket = qt_socket_socket(protocol, type, 0);
if (socket <= 0) {
switch (errno) {
case EPROTONOSUPPORT:
case EAFNOSUPPORT:
case EINVAL:
setError(QAbstractSocket::UnsupportedSocketOperationError, ProtocolUnsupportedErrorString);
break;
case ENFILE:
case EMFILE:
case ENOBUFS:
case ENOMEM:
setError(QAbstractSocket::SocketResourceError, ResourceErrorString);
break;
case EACCES:
setError(QAbstractSocket::SocketAccessError, AccessErrorString);
break;
default:
break;
}
return false;
}
// Ensure that the socket is closed on exec*().
::fcntl(socket, F_SETFD, FD_CLOEXEC);
socketDescriptor = socket;
return true;
}
