diff options
Diffstat (limited to 'src/network/socket/qnativesocketengine_unix.cpp')
| -rw-r--r-- | src/network/socket/qnativesocketengine_unix.cpp | 246 |
1 files changed, 102 insertions, 144 deletions
diff --git a/src/network/socket/qnativesocketengine_unix.cpp b/src/network/socket/qnativesocketengine_unix.cpp index da36e4a6da..4648a3cb5a 100644 --- a/src/network/socket/qnativesocketengine_unix.cpp +++ b/src/network/socket/qnativesocketengine_unix.cpp @@ -1,6 +1,7 @@ /**************************************************************************** ** ** Copyright (C) 2015 The Qt Company Ltd. +** Copyright (C) 2015 Intel Corporation. ** Contact: http://www.qt.io/licensing/ ** ** This file is part of the QtNetwork module of the Qt Toolkit. @@ -127,6 +128,83 @@ static inline void qt_socket_getPortAndAddress(const qt_sockaddr *s, quint16 *po } } +static inline uint makeScopeId(const QHostAddress &addr) +{ + QString scopeid = addr.scopeId(); + if (scopeid.isEmpty()) + return 0; + + bool ok; + uint id = scopeid.toUInt(&ok); +#ifndef QT_NO_IPV6IFNAME + if (!ok) + id = ::if_nametoindex(scopeid.toLatin1()); +#endif + return id; +} + +static void convertToLevelAndOption(QNativeSocketEngine::SocketOption opt, + QAbstractSocket::NetworkLayerProtocol socketProtocol, int &level, int &n) +{ + n = -1; + level = SOL_SOCKET; // default + + switch (opt) { + case QNativeSocketEngine::NonBlockingSocketOption: // fcntl, not setsockopt + case QNativeSocketEngine::BindExclusively: // not handled on Unix + Q_UNREACHABLE(); + + case QNativeSocketEngine::BroadcastSocketOption: + n = SO_BROADCAST; + break; + case QNativeSocketEngine::ReceiveBufferSocketOption: + n = SO_RCVBUF; + break; + case QNativeSocketEngine::SendBufferSocketOption: + n = SO_SNDBUF; + break; + case QNativeSocketEngine::AddressReusable: + n = SO_REUSEADDR; + break; + case QNativeSocketEngine::ReceiveOutOfBandData: + n = SO_OOBINLINE; + break; + case QNativeSocketEngine::LowDelayOption: + level = IPPROTO_TCP; + n = TCP_NODELAY; + break; + case QNativeSocketEngine::KeepAliveOption: + n = SO_KEEPALIVE; + break; + case QNativeSocketEngine::MulticastTtlOption: + if (socketProtocol == QAbstractSocket::IPv6Protocol || socketProtocol == QAbstractSocket::AnyIPProtocol) { + level = IPPROTO_IPV6; + n = IPV6_MULTICAST_HOPS; + } else + { + level = IPPROTO_IP; + n = IP_MULTICAST_TTL; + } + break; + case QNativeSocketEngine::MulticastLoopbackOption: + if (socketProtocol == QAbstractSocket::IPv6Protocol || socketProtocol == QAbstractSocket::AnyIPProtocol) { + level = IPPROTO_IPV6; + n = IPV6_MULTICAST_LOOP; + } else + { + level = IPPROTO_IP; + n = IP_MULTICAST_LOOP; + } + break; + case QNativeSocketEngine::TypeOfServiceOption: + if (socketProtocol == QAbstractSocket::IPv4Protocol) { + level = IPPROTO_IP; + n = IP_TOS; + } + break; + } +} + /*! \internal Creates and returns a new socket descriptor of type \a socketType @@ -193,65 +271,16 @@ int QNativeSocketEnginePrivate::option(QNativeSocketEngine::SocketOption opt) co if (!q->isValid()) return -1; - int n = -1; - int level = SOL_SOCKET; // default - - switch (opt) { - case QNativeSocketEngine::ReceiveBufferSocketOption: - n = SO_RCVBUF; - break; - case QNativeSocketEngine::SendBufferSocketOption: - n = SO_SNDBUF; - break; - case QNativeSocketEngine::NonBlockingSocketOption: - break; - case QNativeSocketEngine::BroadcastSocketOption: - break; - case QNativeSocketEngine::AddressReusable: - n = SO_REUSEADDR; - break; - case QNativeSocketEngine::BindExclusively: + // handle non-getsockopt cases first + if (opt == QNativeSocketEngine::BindExclusively || opt == QNativeSocketEngine::NonBlockingSocketOption + || opt == QNativeSocketEngine::BroadcastSocketOption) return true; - case QNativeSocketEngine::ReceiveOutOfBandData: - n = SO_OOBINLINE; - break; - case QNativeSocketEngine::LowDelayOption: - level = IPPROTO_TCP; - n = TCP_NODELAY; - break; - case QNativeSocketEngine::KeepAliveOption: - n = SO_KEEPALIVE; - break; - case QNativeSocketEngine::MulticastTtlOption: - if (socketProtocol == QAbstractSocket::IPv6Protocol) { - level = IPPROTO_IPV6; - n = IPV6_MULTICAST_HOPS; - } else - { - level = IPPROTO_IP; - n = IP_MULTICAST_TTL; - } - break; - case QNativeSocketEngine::MulticastLoopbackOption: - if (socketProtocol == QAbstractSocket::IPv6Protocol) { - level = IPPROTO_IPV6; - n = IPV6_MULTICAST_LOOP; - } else - { - level = IPPROTO_IP; - n = IP_MULTICAST_LOOP; - } - break; - case QNativeSocketEngine::TypeOfServiceOption: - if (socketProtocol == QAbstractSocket::IPv4Protocol) { - level = IPPROTO_IP; - n = IP_TOS; - } - break; - } + int n, level; int v = -1; QT_SOCKOPTLEN_T len = sizeof(v); + + convertToLevelAndOption(opt, socketProtocol, level, n); if (::getsockopt(socketDescriptor, level, n, (char *) &v, &len) != -1) return v; @@ -268,19 +297,8 @@ bool QNativeSocketEnginePrivate::setOption(QNativeSocketEngine::SocketOption opt if (!q->isValid()) return false; - int n = 0; - int level = SOL_SOCKET; // default - + // handle non-setsockopt cases first switch (opt) { - case QNativeSocketEngine::ReceiveBufferSocketOption: - n = SO_RCVBUF; - break; - case QNativeSocketEngine::SendBufferSocketOption: - n = SO_SNDBUF; - break; - case QNativeSocketEngine::BroadcastSocketOption: - n = SO_BROADCAST; - break; case QNativeSocketEngine::NonBlockingSocketOption: { // Make the socket nonblocking. #if !defined(Q_OS_VXWORKS) @@ -310,58 +328,24 @@ bool QNativeSocketEnginePrivate::setOption(QNativeSocketEngine::SocketOption opt #endif // Q_OS_VXWORKS return true; } - case QNativeSocketEngine::AddressReusable: + case QNativeSocketEngine::BindExclusively: + return true; + + default: + break; + } + + int n, level; + convertToLevelAndOption(opt, socketProtocol, level, n); #if defined(SO_REUSEPORT) + if (opt == QNativeSocketEngine::AddressReusable) { // on OS X, SO_REUSEADDR isn't sufficient to allow multiple binds to the // same port (which is useful for multicast UDP). SO_REUSEPORT is, but // we most definitely do not want to use this for TCP. See QTBUG-6305. if (socketType == QAbstractSocket::UdpSocket) n = SO_REUSEPORT; - else - n = SO_REUSEADDR; -#else - n = SO_REUSEADDR; -#endif - break; - case QNativeSocketEngine::BindExclusively: - return true; - case QNativeSocketEngine::ReceiveOutOfBandData: - n = SO_OOBINLINE; - break; - case QNativeSocketEngine::LowDelayOption: - level = IPPROTO_TCP; - n = TCP_NODELAY; - break; - case QNativeSocketEngine::KeepAliveOption: - n = SO_KEEPALIVE; - break; - case QNativeSocketEngine::MulticastTtlOption: - if (socketProtocol == QAbstractSocket::IPv6Protocol) { - level = IPPROTO_IPV6; - n = IPV6_MULTICAST_HOPS; - } else - { - level = IPPROTO_IP; - n = IP_MULTICAST_TTL; - } - break; - case QNativeSocketEngine::MulticastLoopbackOption: - if (socketProtocol == QAbstractSocket::IPv6Protocol) { - level = IPPROTO_IPV6; - n = IPV6_MULTICAST_LOOP; - } else - { - level = IPPROTO_IP; - n = IP_MULTICAST_LOOP; - } - break; - case QNativeSocketEngine::TypeOfServiceOption: - if (socketProtocol == QAbstractSocket::IPv4Protocol) { - level = IPPROTO_IP; - n = IP_TOS; - } - break; } +#endif return ::setsockopt(socketDescriptor, level, n, (char *) &v, sizeof(v)) == 0; } @@ -382,17 +366,8 @@ bool QNativeSocketEnginePrivate::nativeConnect(const QHostAddress &addr, quint16 memset(&sockAddrIPv6, 0, sizeof(sockAddrIPv6)); sockAddrIPv6.sin6_family = AF_INET6; sockAddrIPv6.sin6_port = htons(port); + sockAddrIPv6.sin6_scope_id = makeScopeId(addr); - QString scopeid = addr.scopeId(); - - if (!scopeid.isEmpty()) { - bool ok; - sockAddrIPv6.sin6_scope_id = scopeid.toInt(&ok); -#ifndef QT_NO_IPV6IFNAME - if (!ok) - sockAddrIPv6.sin6_scope_id = ::if_nametoindex(scopeid.toLatin1()); -#endif - } Q_IPV6ADDR ip6 = addr.toIPv6Address(); memcpy(&sockAddrIPv6.sin6_addr.s6_addr, &ip6, sizeof(ip6)); @@ -501,16 +476,8 @@ bool QNativeSocketEnginePrivate::nativeBind(const QHostAddress &address, quint16 memset(&sockAddrIPv6, 0, sizeof(sockAddrIPv6)); sockAddrIPv6.sin6_family = AF_INET6; sockAddrIPv6.sin6_port = htons(port); - QString scopeid = address.scopeId(); + sockAddrIPv6.sin6_scope_id = makeScopeId(address); - if (!scopeid.isEmpty()) { - bool ok; - sockAddrIPv6.sin6_scope_id = scopeid.toInt(&ok); -#ifndef QT_NO_IPV6IFNAME - if (!ok) - sockAddrIPv6.sin6_scope_id = ::if_nametoindex(scopeid.toLatin1()); -#endif - } Q_IPV6ADDR tmp = address.toIPv6Address(); memcpy(&sockAddrIPv6.sin6_addr.s6_addr, &tmp, sizeof(tmp)); sockAddrSize = sizeof(sockAddrIPv6); @@ -749,7 +716,7 @@ bool QNativeSocketEnginePrivate::nativeLeaveMulticastGroup(const QHostAddress &g QNetworkInterface QNativeSocketEnginePrivate::nativeMulticastInterface() const { - if (socketProtocol == QAbstractSocket::IPv6Protocol) { + if (socketProtocol == QAbstractSocket::IPv6Protocol || socketProtocol == QAbstractSocket::AnyIPProtocol) { uint v; QT_SOCKOPTLEN_T sizeofv = sizeof(v); if (::getsockopt(socketDescriptor, IPPROTO_IPV6, IPV6_MULTICAST_IF, &v, &sizeofv) == -1) @@ -779,7 +746,7 @@ QNetworkInterface QNativeSocketEnginePrivate::nativeMulticastInterface() const bool QNativeSocketEnginePrivate::nativeSetMulticastInterface(const QNetworkInterface &iface) { - if (socketProtocol == QAbstractSocket::IPv6Protocol) { + if (socketProtocol == QAbstractSocket::IPv6Protocol || socketProtocol == QAbstractSocket::AnyIPProtocol) { uint v = iface.index(); return (::setsockopt(socketDescriptor, IPPROTO_IPV6, IPV6_MULTICAST_IF, &v, sizeof(v)) != -1); } @@ -918,19 +885,10 @@ qint64 QNativeSocketEnginePrivate::nativeSendDatagram(const char *data, qint64 l memset(&sockAddrIPv6, 0, sizeof(sockAddrIPv6)); sockAddrIPv6.sin6_family = AF_INET6; sockAddrIPv6.sin6_port = htons(port); + sockAddrIPv6.sin6_scope_id = makeScopeId(host); Q_IPV6ADDR tmp = host.toIPv6Address(); memcpy(&sockAddrIPv6.sin6_addr.s6_addr, &tmp, sizeof(tmp)); - QString scopeid = host.scopeId(); - - if (!scopeid.isEmpty()) { - bool ok; - sockAddrIPv6.sin6_scope_id = scopeid.toInt(&ok); -#ifndef QT_NO_IPV6IFNAME - if (!ok) - sockAddrIPv6.sin6_scope_id = ::if_nametoindex(scopeid.toLatin1()); -#endif - } sockAddrSize = sizeof(sockAddrIPv6); sockAddrPtr = (struct sockaddr *)&sockAddrIPv6; } else if (host.protocol() == QAbstractSocket::IPv4Protocol) { @@ -1037,7 +995,7 @@ bool QNativeSocketEnginePrivate::fetchConnectionParameters() #if defined (QNATIVESOCKETENGINE_DEBUG) QString socketProtocolStr = QStringLiteral("UnknownProtocol"); if (socketProtocol == QAbstractSocket::IPv4Protocol) socketProtocolStr = QStringLiteral("IPv4Protocol"); - else if (socketProtocol == QAbstractSocket::IPv6Protocol) socketProtocolStr = QStringLiteral("IPv6Protocol"); + else if (socketProtocol == QAbstractSocket::IPv6Protocol || socketProtocol == QAbstractSocket::AnyIPProtocol) socketProtocolStr = QStringLiteral("IPv6Protocol"); QString socketTypeStr = QStringLiteral("UnknownSocketType"); if (socketType == QAbstractSocket::TcpSocket) socketTypeStr = QStringLiteral("TcpSocket"); |