<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <!-- qtnetwork.qdoc --> <title>Qt Network C++ Classes | Qt Network 5.12.6</title> <link rel="stylesheet" type="text/css" href="style/offline-simple.css" /> <script type="text/javascript"> document.getElementsByTagName("link").item(0).setAttribute("href", "style/offline.css"); // loading style sheet breaks anchors that were jumped to before // so force jumping to anchor again setTimeout(function() { var anchor = location.hash; // need to jump to different anchor first (e.g. none) location.hash = "#"; setTimeout(function() { location.hash = anchor; }, 0); }, 0); </script> </head> <body> <div class="header" id="qtdocheader"> <div class="main"> <div class="main-rounded"> <div class="navigationbar"> <table><tr> <td >Qt 5.12</td><td ><a href="qtnetwork-index.html">Qt Network</a></td><td >Qt Network C++ Classes</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right"><a href="qtnetwork-index.html">Qt 5.12.6 Reference Documentation</a></td> </tr></table> </div> </div> <div class="content"> <div class="line"> <div class="content mainContent"> <div class="sidebar"> <div class="toc"> <h3><a name="toc">Contents</a></h3> <ul> <li class="level1"><a href="#namespaces">Namespaces</a></li> <li class="level1"><a href="#classes">Classes</a></li> <li class="level1"><a href="#details">Detailed Description</a></li> </ul> </div> <div class="sidebar-content" id="sidebar-content"></div></div> <h1 class="title">Qt Network C++ Classes</h1> <span class="subtitle"></span> <!-- $$$QtNetwork-brief --> <p>Provides classes to make network programming easier and portable. <a href="#details">More...</a></p> <!-- @@@QtNetwork --> <a name="namespaces"></a> <h2 id="namespaces">Namespaces</h2> <div class="table"><table class="annotated"> <tr class="odd topAlign"><td class="tblName"><p><a href="qpassworddigestor.html">QPasswordDigestor</a></p></td><td class="tblDescr"><p>Contains functions which you can use to generate hashes or keys</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qssl.html">QSsl</a></p></td><td class="tblDescr"><p>Declares enums common to all SSL classes in Qt Network</p></td></tr> </table></div> <a name="classes"></a> <h2 id="classes">Classes</h2> <div class="table"><table class="annotated"> <tr class="odd topAlign"><td class="tblName"><p><a href="qdtlsclientverifier-generatorparameters.html">QDtlsClientVerifier::GeneratorParameters</a></p></td><td class="tblDescr"><p>This class defines parameters for DTLS cookie generator</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qabstractnetworkcache.html">QAbstractNetworkCache</a></p></td><td class="tblDescr"><p>The interface for cache implementations</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qabstractsocket.html">QAbstractSocket</a></p></td><td class="tblDescr"><p>The base functionality common to all socket types</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qauthenticator.html">QAuthenticator</a></p></td><td class="tblDescr"><p>Authentication object</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qdnsdomainnamerecord.html">QDnsDomainNameRecord</a></p></td><td class="tblDescr"><p>Stores information about a domain name record</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qdnshostaddressrecord.html">QDnsHostAddressRecord</a></p></td><td class="tblDescr"><p>Stores information about a host address record</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qdnslookup.html">QDnsLookup</a></p></td><td class="tblDescr"><p>Represents a DNS lookup</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qdnsmailexchangerecord.html">QDnsMailExchangeRecord</a></p></td><td class="tblDescr"><p>Stores information about a DNS MX record</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qdnsservicerecord.html">QDnsServiceRecord</a></p></td><td class="tblDescr"><p>Stores information about a DNS SRV record</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qdnstextrecord.html">QDnsTextRecord</a></p></td><td class="tblDescr"><p>Stores information about a DNS TXT record</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qdtls.html">QDtls</a></p></td><td class="tblDescr"><p>This class provides encryption for UDP sockets</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qdtlsclientverifier.html">QDtlsClientVerifier</a></p></td><td class="tblDescr"><p>This class implements server-side DTLS cookie generation and verification</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qhostaddress.html">QHostAddress</a></p></td><td class="tblDescr"><p>IP address</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qhostinfo.html">QHostInfo</a></p></td><td class="tblDescr"><p>Static functions for host name lookups</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qhstspolicy.html">QHstsPolicy</a></p></td><td class="tblDescr"><p>Specifies that a host supports HTTP Strict Transport Security policy (HSTS)</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qhttpmultipart.html">QHttpMultiPart</a></p></td><td class="tblDescr"><p>Resembles a MIME multipart message to be sent over HTTP</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qhttppart.html">QHttpPart</a></p></td><td class="tblDescr"><p>Holds a body part to be used inside a HTTP multipart MIME message</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qlocalserver.html">QLocalServer</a></p></td><td class="tblDescr"><p>Local socket based server</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qlocalsocket.html">QLocalSocket</a></p></td><td class="tblDescr"><p>Local socket</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qnetworkaccessmanager.html">QNetworkAccessManager</a></p></td><td class="tblDescr"><p>Allows the application to send network requests and receive replies</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qnetworkaddressentry.html">QNetworkAddressEntry</a></p></td><td class="tblDescr"><p>Stores one IP address supported by a network interface, along with its associated netmask and broadcast address</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qnetworkcachemetadata.html">QNetworkCacheMetaData</a></p></td><td class="tblDescr"><p>Cache information</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qnetworkconfiguration.html">QNetworkConfiguration</a></p></td><td class="tblDescr"><p>Abstraction of one or more access point configurations</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qnetworkconfigurationmanager.html">QNetworkConfigurationManager</a></p></td><td class="tblDescr"><p>Manages the network configurations provided by the system</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qnetworkcookie.html">QNetworkCookie</a></p></td><td class="tblDescr"><p>Holds one network cookie</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qnetworkcookiejar.html">QNetworkCookieJar</a></p></td><td class="tblDescr"><p>Implements a simple jar of QNetworkCookie objects</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qnetworkdatagram.html">QNetworkDatagram</a></p></td><td class="tblDescr"><p>The data and metadata of a UDP datagram</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qnetworkdiskcache.html">QNetworkDiskCache</a></p></td><td class="tblDescr"><p>Very basic disk cache</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qnetworkinterface.html">QNetworkInterface</a></p></td><td class="tblDescr"><p>Listing of the host's IP addresses and network interfaces</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qnetworkproxy.html">QNetworkProxy</a></p></td><td class="tblDescr"><p>Network layer proxy</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qnetworkproxyfactory.html">QNetworkProxyFactory</a></p></td><td class="tblDescr"><p>Fine-grained proxy selection</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qnetworkproxyquery.html">QNetworkProxyQuery</a></p></td><td class="tblDescr"><p>Used to query the proxy settings for a socket</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qnetworkreply.html">QNetworkReply</a></p></td><td class="tblDescr"><p>Contains the data and headers for a request sent with QNetworkAccessManager</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qnetworkrequest.html">QNetworkRequest</a></p></td><td class="tblDescr"><p>Holds a request to be sent with QNetworkAccessManager</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qnetworksession.html">QNetworkSession</a></p></td><td class="tblDescr"><p>Control over the system's access points and enables session management for cases when multiple clients access the same access point</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qsctpserver.html">QSctpServer</a></p></td><td class="tblDescr"><p>SCTP-based server</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qsctpsocket.html">QSctpSocket</a></p></td><td class="tblDescr"><p>SCTP socket</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qsslcertificate.html">QSslCertificate</a></p></td><td class="tblDescr"><p>Convenient API for an X509 certificate</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qsslcertificateextension.html">QSslCertificateExtension</a></p></td><td class="tblDescr"><p>API for accessing the extensions of an X509 certificate</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qsslcipher.html">QSslCipher</a></p></td><td class="tblDescr"><p>Represents an SSL cryptographic cipher</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qsslconfiguration.html">QSslConfiguration</a></p></td><td class="tblDescr"><p>Holds the configuration and state of an SSL connection</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qssldiffiehellmanparameters.html">QSslDiffieHellmanParameters</a></p></td><td class="tblDescr"><p>Interface for Diffie-Hellman parameters for servers</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qsslellipticcurve.html">QSslEllipticCurve</a></p></td><td class="tblDescr"><p>Represents an elliptic curve for use by elliptic-curve cipher algorithms</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qsslerror.html">QSslError</a></p></td><td class="tblDescr"><p>SSL error</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qsslkey.html">QSslKey</a></p></td><td class="tblDescr"><p>Interface for private and public keys</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qsslpresharedkeyauthenticator.html">QSslPreSharedKeyAuthenticator</a></p></td><td class="tblDescr"><p>Authentication data for pre shared keys (PSK) ciphersuites</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qsslsocket.html">QSslSocket</a></p></td><td class="tblDescr"><p>SSL encrypted socket for both clients and servers</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qtcpserver.html">QTcpServer</a></p></td><td class="tblDescr"><p>TCP-based server</p></td></tr> <tr class="odd topAlign"><td class="tblName"><p><a href="qtcpsocket.html">QTcpSocket</a></p></td><td class="tblDescr"><p>TCP socket</p></td></tr> <tr class="even topAlign"><td class="tblName"><p><a href="qudpsocket.html">QUdpSocket</a></p></td><td class="tblDescr"><p>UDP socket</p></td></tr> </table></div> <!-- $$$QtNetwork-description --> <a name="details"></a> <div class="descr"> <h2 id="details">Detailed Description</h2> <p>To include the definitions of the module's classes, use the following directive:</p> <pre class="cpp"> <span class="preprocessor">#include <QtNetwork></span> </pre> <p>To link against the module, add this line to your <a href="../qmake/qmake-manual.html">qmake</a> <code>.pro</code> file:</p> <pre class="cpp"> QT += network </pre> </div> <!-- @@@QtNetwork --> </div> </div> </div> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2019 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners.<br/> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.<br/> Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. </p> </div> </body> </html>