diff --git a/src/corelib/global/qglobal.cpp b/src/corelib/global/qglobal.cpp index 37a765b40a3..77ac53f7e91 100644 --- a/src/corelib/global/qglobal.cpp +++ b/src/corelib/global/qglobal.cpp @@ -65,6 +65,20 @@ # endif #endif +#ifdef Q_OS_WINRT +#include +#include +#include +#include +using namespace Microsoft::WRL; +using namespace Microsoft::WRL::Wrappers; +using namespace ABI::Windows::Foundation; +using namespace ABI::Windows::Foundation::Collections; +using namespace ABI::Windows::Networking; +using namespace ABI::Windows::Networking::Connectivity; +using namespace ABI::Windows::Networking::Sockets; +#endif + #if defined(Q_OS_VXWORKS) && defined(_WRS_KERNEL) # include #endif @@ -90,6 +104,10 @@ #include #endif +#ifdef Q_OS_BSD4 +#include +#endif + #include "archdetect.cpp" QT_BEGIN_NAMESPACE @@ -1887,6 +1905,36 @@ QT_END_INCLUDE_NAMESPACE #ifndef Q_OS_WINRT +# ifndef QT_BOOTSTRAPPED +class QWindowsSockInit +{ +public: + QWindowsSockInit(); + ~QWindowsSockInit(); + int version; +}; + +QWindowsSockInit::QWindowsSockInit() +: version(0) +{ + //### should we try for 2.2 on all platforms ?? + WSAData wsadata; + + // IPv6 requires Winsock v2.0 or better. + if (WSAStartup(MAKEWORD(2,0), &wsadata) != 0) { + qWarning("QTcpSocketAPI: WinSock v2.0 initialization failed."); + } else { + version = 0x20; + } +} + +QWindowsSockInit::~QWindowsSockInit() +{ + WSACleanup(); +} +Q_GLOBAL_STATIC(QWindowsSockInit, winsockInit) +# endif // QT_BOOTSTRAPPED + # ifndef Q_OS_WINCE // Determine Windows versions >= 8 by querying the version of kernel32.dll. @@ -2775,6 +2823,82 @@ QString QSysInfo::prettyProductName() return unknownText(); } +#ifndef QT_BOOTSTRAPPED +/*! + \since 5.6 + + Returns this machine's host name, if one is configured. Note that hostnames + are not guaranteed to be globally unique, especially if they were + configured automatically. + + This function does not guarantee the returned host name is a Fully + Qualified Domain Name (FQDN). For that, use QHostInfo to resolve the + returned name to an FQDN. + + This function returns the same as QHostInfo::localHostName(). + + \sa QHostInfo::localDomainName + */ +QString QSysInfo::machineHostName() +{ +#if defined(Q_OS_LINUX) + // gethostname(3) on Linux just calls uname(2), so do it ourselves + // and avoid a memcpy + struct utsname u; + if (uname(&u) == 0) + return QString::fromLocal8Bit(u.nodename); +#elif defined(Q_OS_WINRT) + ComPtr statics; + GetActivationFactory(HString::MakeReference(RuntimeClass_Windows_Networking_Connectivity_NetworkInformation).Get(), &statics); + + ComPtr> hostNames; + statics->GetHostNames(&hostNames); + if (!hostNames) + return QString(); + + unsigned int size; + hostNames->get_Size(&size); + if (size == 0) + return QString(); + + for (unsigned int i = 0; i < size; ++i) { + ComPtr hostName; + hostNames->GetAt(i, &hostName); + HostNameType type; + hostName->get_Type(&type); + if (type != HostNameType_DomainName) + continue; + + HString name; + hostName->get_CanonicalName(name.GetAddressOf()); + UINT32 length; + PCWSTR rawString = name.GetRawBuffer(&length); + return QString::fromWCharArray(rawString, length); + } + ComPtr firstHost; + hostNames->GetAt(0, &firstHost); + + HString name; + firstHost->get_CanonicalName(name.GetAddressOf()); + UINT32 length; + PCWSTR rawString = name.GetRawBuffer(&length); + return QString::fromWCharArray(rawString, length); +#else +# ifdef Q_OS_WIN + // Important: QtNetwork depends on machineHostName() initializing ws2_32.dll + winsockInit(); +# endif + + char hostName[512]; + if (gethostname(hostName, sizeof(hostName)) == -1) + return QString(); + hostName[sizeof(hostName) - 1] = '\0'; + return QString::fromLocal8Bit(hostName); +#endif + return QString(); +} +#endif // QT_BOOTSTRAPPED + /*! \macro void Q_ASSERT(bool test) \relates diff --git a/src/corelib/global/qsysinfo.h b/src/corelib/global/qsysinfo.h index d40e6659c7a..27a285fd36a 100644 --- a/src/corelib/global/qsysinfo.h +++ b/src/corelib/global/qsysinfo.h @@ -186,6 +186,8 @@ public: static QString productType(); static QString productVersion(); static QString prettyProductName(); + + static QString machineHostName(); }; QT_END_NAMESPACE diff --git a/src/network/kernel/qhostinfo.cpp b/src/network/kernel/qhostinfo.cpp index a2ac9065fd0..c6c09542e74 100644 --- a/src/network/kernel/qhostinfo.cpp +++ b/src/network/kernel/qhostinfo.cpp @@ -415,10 +415,22 @@ void QHostInfo::setErrorString(const QString &str) /*! \fn QString QHostInfo::localHostName() - Returns the host name of this machine. + Returns this machine's host name, if one is configured. Note that hostnames + are not guaranteed to be globally unique, especially if they were + configured automatically. - \sa hostName() + This function does not guarantee the returned host name is a Fully + Qualified Domain Name (FQDN). For that, use fromName() to resolve the + returned name to an FQDN. + + This function returns the same as QSysInfo::machineHostName(). + + \sa hostName(), localDomainName() */ +QString QHostInfo::localHostName() +{ + return QSysInfo::machineHostName(); +} /*! \fn QString QHostInfo::localDomainName() diff --git a/src/network/kernel/qhostinfo_unix.cpp b/src/network/kernel/qhostinfo_unix.cpp index 90a6f763f7a..266a67771c9 100644 --- a/src/network/kernel/qhostinfo_unix.cpp +++ b/src/network/kernel/qhostinfo_unix.cpp @@ -315,15 +315,6 @@ QHostInfo QHostInfoAgent::fromName(const QString &hostName) return results; } -QString QHostInfo::localHostName() -{ - char hostName[512]; - if (gethostname(hostName, sizeof(hostName)) == -1) - return QString(); - hostName[sizeof(hostName) - 1] = '\0'; - return QString::fromLocal8Bit(hostName); -} - QString QHostInfo::localDomainName() { #if !defined(Q_OS_VXWORKS) && !defined(Q_OS_ANDROID) diff --git a/src/network/kernel/qhostinfo_win.cpp b/src/network/kernel/qhostinfo_win.cpp index e0447281984..fc65ce9fa25 100644 --- a/src/network/kernel/qhostinfo_win.cpp +++ b/src/network/kernel/qhostinfo_win.cpp @@ -111,7 +111,7 @@ QHostInfo QHostInfoAgent::fromName(const QString &hostName) QMutexLocker locker(&qPrivCEMutex); #endif - QWindowsSockInit winSock; + QSysInfo::machineHostName(); // this initializes ws2_32.dll // Load res_init on demand. static QBasicAtomicInt triedResolve = Q_BASIC_ATOMIC_INITIALIZER(false); @@ -256,17 +256,6 @@ QHostInfo QHostInfoAgent::fromName(const QString &hostName) return results; } -QString QHostInfo::localHostName() -{ - QWindowsSockInit winSock; - - char hostName[512]; - if (gethostname(hostName, sizeof(hostName)) == -1) - return QString(); - hostName[sizeof(hostName) - 1] = '\0'; - return QString::fromLocal8Bit(hostName); -} - // QString QHostInfo::localDomainName() defined in qnetworkinterface_win.cpp QT_END_NAMESPACE diff --git a/src/network/kernel/qhostinfo_winrt.cpp b/src/network/kernel/qhostinfo_winrt.cpp index 1a97fe0e404..3d2344726b4 100644 --- a/src/network/kernel/qhostinfo_winrt.cpp +++ b/src/network/kernel/qhostinfo_winrt.cpp @@ -130,45 +130,6 @@ QHostInfo QHostInfoAgent::fromName(const QString &hostName) return results; } -QString QHostInfo::localHostName() -{ - ComPtr statics; - GetActivationFactory(HString::MakeReference(RuntimeClass_Windows_Networking_Connectivity_NetworkInformation).Get(), &statics); - - ComPtr> hostNames; - statics->GetHostNames(&hostNames); - if (!hostNames) - return QString(); - - unsigned int size; - hostNames->get_Size(&size); - if (size == 0) - return QString(); - - for (unsigned int i = 0; i < size; ++i) { - ComPtr hostName; - hostNames->GetAt(i, &hostName); - HostNameType type; - hostName->get_Type(&type); - if (type != HostNameType_DomainName) - continue; - - HString name; - hostName->get_CanonicalName(name.GetAddressOf()); - UINT32 length; - PCWSTR rawString = name.GetRawBuffer(&length); - return QString::fromWCharArray(rawString, length); - } - ComPtr firstHost; - hostNames->GetAt(0, &firstHost); - - HString name; - firstHost->get_CanonicalName(name.GetAddressOf()); - UINT32 length; - PCWSTR rawString = name.GetRawBuffer(&length); - return QString::fromWCharArray(rawString, length); -} - // QString QHostInfo::localDomainName() defined in qnetworkinterface_win.cpp QT_END_NAMESPACE diff --git a/src/network/socket/qnativesocketengine.cpp b/src/network/socket/qnativesocketengine.cpp index 33bf3af0b59..22151b8e567 100644 --- a/src/network/socket/qnativesocketengine.cpp +++ b/src/network/socket/qnativesocketengine.cpp @@ -152,10 +152,6 @@ QT_BEGIN_NAMESPACE /*! \internal Constructs the private class and initializes all data members. - - On Windows, WSAStartup is called "recursively" for every - concurrent QNativeSocketEngine. This is safe, because WSAStartup and - WSACleanup are reference counted. */ QNativeSocketEnginePrivate::QNativeSocketEnginePrivate() : socketDescriptor(-1), @@ -163,6 +159,9 @@ QNativeSocketEnginePrivate::QNativeSocketEnginePrivate() : writeNotifier(0), exceptNotifier(0) { +#if defined(Q_OS_WIN) && !defined(Q_OS_WINRT) + QSysInfo::machineHostName(); // this initializes ws2_32.dll +#endif } /*! \internal diff --git a/src/network/socket/qnativesocketengine_p.h b/src/network/socket/qnativesocketengine_p.h index 24909bf310f..653309302c9 100644 --- a/src/network/socket/qnativesocketengine_p.h +++ b/src/network/socket/qnativesocketengine_p.h @@ -173,16 +173,6 @@ private: Q_DISABLE_COPY(QNativeSocketEngine) }; -#ifdef Q_OS_WIN -class QWindowsSockInit -{ -public: - QWindowsSockInit(); - ~QWindowsSockInit(); - int version; -}; -#endif - class QSocketNotifier; class QNativeSocketEnginePrivate : public QAbstractSocketEnginePrivate @@ -196,10 +186,6 @@ public: QSocketNotifier *readNotifier, *writeNotifier, *exceptNotifier; -#ifdef Q_OS_WIN - QWindowsSockInit winSock; -#endif - enum ErrorString { NonBlockingInitFailedErrorString, BroadcastingInitFailedErrorString, diff --git a/src/network/socket/qnativesocketengine_win.cpp b/src/network/socket/qnativesocketengine_win.cpp index 7856db0487a..8c3f68f04f0 100644 --- a/src/network/socket/qnativesocketengine_win.cpp +++ b/src/network/socket/qnativesocketengine_win.cpp @@ -320,25 +320,6 @@ static inline int qt_socket_getMaxMsgSize(qintptr socketDescriptor) return value; } -QWindowsSockInit::QWindowsSockInit() -: version(0) -{ - //### should we try for 2.2 on all platforms ?? - WSAData wsadata; - - // IPv6 requires Winsock v2.0 or better. - if (WSAStartup(MAKEWORD(2,0), &wsadata) != 0) { - qWarning("QTcpSocketAPI: WinSock v2.0 initialization failed."); - } else { - version = 0x20; - } -} - -QWindowsSockInit::~QWindowsSockInit() -{ - WSACleanup(); -} - // MS Transport Provider IOCTL to control // reporting PORT_UNREACHABLE messages // on UDP sockets via recv/WSARecv/etc. diff --git a/tests/manual/qsysinfo/main.cpp b/tests/manual/qsysinfo/main.cpp index a3f21140cb3..9456bd9b031 100644 --- a/tests/manual/qsysinfo/main.cpp +++ b/tests/manual/qsysinfo/main.cpp @@ -134,6 +134,7 @@ int main(int argc, char *argv[]) printf("QSysInfo::productType() = %s\n", qPrintable(QSysInfo::productType())); printf("QSysInfo::productVersion() = %s\n", qPrintable(QSysInfo::productVersion())); printf("QSysInfo::prettyProductName() = %s\n", qPrintable(QSysInfo::prettyProductName())); + printf("QSysInfo::machineHostName() = %s\n", qPrintable(QSysInfo::machineHostName())); return 0; }