diff options
Diffstat (limited to 'src/network/kernel/qhostinfo_unix.cpp')
-rw-r--r-- | src/network/kernel/qhostinfo_unix.cpp | 139 |
1 files changed, 3 insertions, 136 deletions
diff --git a/src/network/kernel/qhostinfo_unix.cpp b/src/network/kernel/qhostinfo_unix.cpp index e4810d68ee..78a05f8407 100644 --- a/src/network/kernel/qhostinfo_unix.cpp +++ b/src/network/kernel/qhostinfo_unix.cpp @@ -72,17 +72,6 @@ QT_BEGIN_NAMESPACE -// Almost always the same. If not, specify in qplatformdefs.h. -#if !defined(QT_SOCKOPTLEN_T) -# define QT_SOCKOPTLEN_T QT_SOCKLEN_T -#endif - -// HP-UXi has a bug in getaddrinfo(3) that makes it thread-unsafe -// with this flag. So disable it in that platform. -#if defined(AI_ADDRCONFIG) && !defined(Q_OS_HPUX) -# define Q_ADDRCONFIG AI_ADDRCONFIG -#endif - enum LibResolvFeature { NeedResInit, NeedResNInit @@ -197,132 +186,10 @@ QHostInfo QHostInfoAgent::fromName(const QString &hostName) local_res_init(); QHostAddress address; - if (address.setAddress(hostName)) { - // Reverse lookup - sockaddr_in sa4; - sockaddr_in6 sa6; - sockaddr *sa = 0; - QT_SOCKLEN_T saSize = 0; - if (address.protocol() == QAbstractSocket::IPv4Protocol) { - sa = (sockaddr *)&sa4; - saSize = sizeof(sa4); - memset(&sa4, 0, sizeof(sa4)); - sa4.sin_family = AF_INET; - sa4.sin_addr.s_addr = htonl(address.toIPv4Address()); - } - else { - sa = (sockaddr *)&sa6; - saSize = sizeof(sa6); - memset(&sa6, 0, sizeof(sa6)); - sa6.sin6_family = AF_INET6; - memcpy(sa6.sin6_addr.s6_addr, address.toIPv6Address().c, sizeof(sa6.sin6_addr.s6_addr)); - } - - char hbuf[NI_MAXHOST]; - if (sa && getnameinfo(sa, saSize, hbuf, sizeof(hbuf), 0, 0, 0) == 0) - results.setHostName(QString::fromLatin1(hbuf)); - - if (results.hostName().isEmpty()) - results.setHostName(address.toString()); - results.setAddresses(QList<QHostAddress>() << address); - return results; - } - - // IDN support - QByteArray aceHostname = QUrl::toAce(hostName); - results.setHostName(hostName); - if (aceHostname.isEmpty()) { - results.setError(QHostInfo::HostNotFound); - results.setErrorString(hostName.isEmpty() ? - QCoreApplication::translate("QHostInfoAgent", "No host name given") : - QCoreApplication::translate("QHostInfoAgent", "Invalid hostname")); - return results; - } - - // Call getaddrinfo, and place all IPv4 addresses at the start and - // the IPv6 addresses at the end of the address list in results. - addrinfo *res = 0; - struct addrinfo hints; - memset(&hints, 0, sizeof(hints)); - hints.ai_family = PF_UNSPEC; -#ifdef Q_ADDRCONFIG - hints.ai_flags = Q_ADDRCONFIG; -#endif + if (address.setAddress(hostName)) + return reverseLookup(address); - int result = getaddrinfo(aceHostname.constData(), 0, &hints, &res); -# ifdef Q_ADDRCONFIG - if (result == EAI_BADFLAGS) { - // if the lookup failed with AI_ADDRCONFIG set, try again without it - hints.ai_flags = 0; - result = getaddrinfo(aceHostname.constData(), 0, &hints, &res); - } -# endif - - if (result == 0) { - addrinfo *node = res; - QList<QHostAddress> addresses; - while (node) { -#ifdef QHOSTINFO_DEBUG - qDebug() << "getaddrinfo node: flags:" << node->ai_flags << "family:" << node->ai_family << "ai_socktype:" << node->ai_socktype << "ai_protocol:" << node->ai_protocol << "ai_addrlen:" << node->ai_addrlen; -#endif - if (node->ai_family == AF_INET) { - QHostAddress addr; - addr.setAddress(ntohl(((sockaddr_in *) node->ai_addr)->sin_addr.s_addr)); - if (!addresses.contains(addr)) - addresses.append(addr); - } - else if (node->ai_family == AF_INET6) { - QHostAddress addr; - sockaddr_in6 *sa6 = (sockaddr_in6 *) node->ai_addr; - addr.setAddress(sa6->sin6_addr.s6_addr); - if (sa6->sin6_scope_id) - addr.setScopeId(QString::number(sa6->sin6_scope_id)); - if (!addresses.contains(addr)) - addresses.append(addr); - } - node = node->ai_next; - } - if (addresses.isEmpty() && node == 0) { - // Reached the end of the list, but no addresses were found; this - // means the list contains one or more unknown address types. - results.setError(QHostInfo::UnknownError); - results.setErrorString(tr("Unknown address type")); - } - - results.setAddresses(addresses); - freeaddrinfo(res); - } else if (result == EAI_NONAME - || result == EAI_FAIL -#ifdef EAI_NODATA - // EAI_NODATA is deprecated in RFC 3493 - || result == EAI_NODATA -#endif - ) { - results.setError(QHostInfo::HostNotFound); - results.setErrorString(tr("Host not found")); - } else { - results.setError(QHostInfo::UnknownError); - results.setErrorString(QString::fromLocal8Bit(gai_strerror(result))); - } - - -#if defined(QHOSTINFO_DEBUG) - if (results.error() != QHostInfo::NoError) { - qDebug("QHostInfoAgent::fromName(): error #%d %s", - h_errno, results.errorString().toLatin1().constData()); - } else { - QString tmp; - QList<QHostAddress> addresses = results.addresses(); - for (int i = 0; i < addresses.count(); ++i) { - if (i != 0) tmp += ", "; - tmp += addresses.at(i).toString(); - } - qDebug("QHostInfoAgent::fromName(): found %i entries for \"%s\": {%s}", - addresses.count(), hostName.toLatin1().constData(), - tmp.toLatin1().constData()); - } -#endif - return results; + return lookup(hostName); } QString QHostInfo::localDomainName() |