Qt Reference Documentation

# QtNetwork Module

The QtNetwork module provides classes to make network programming easier and portable. More...

## Namespaces

QSsl | Declares enums common to all SSL classes in QtNetwork

## Classes

QAbstractNetworkCache | The interface for cache implementations
QAbstractSocket | The base functionality common to all socket types
QAuthenticator | Authentication object
QFtp | Implementation of the client side of FTP protocol
QHostAddress | IP address
QHostInfo | Static functions for host name lookups
QHttpMultiPart | Resembles a MIME multipart message to be sent over HTTP
QHttpPart | Holds a body part to be used inside a HTTP multipart MIME message
QLocalServer | Local socket based server
QLocalSocket | Local socket
QNetworkAccessManager | Allows the application to send network requests and receive replies
QNetworkAddressEntry | Stores one IP address supported by a network interface, along with its associated netmask and broadcast address
QNetworkCacheMetaData | Cache information
QNetworkConfiguration | Abstraction of one or more access point configurations
QNetworkConfigurationManager | Manages the network configurations provided by the system
QNetworkCookie | Holds one network cookie
QNetworkCookieJar | Implements a simple jar of QNetworkCookie objects
QNetworkDiskCache | Very basic disk cache
QNetworkInterface | Listing of the host's IP addresses and network interfaces
QNetworkProxy | Network layer proxy
QNetworkProxyFactory | Fine-grained proxy selection
QNetworkProxyQuery | Used to query the proxy settings for a socket
QNetworkReply | Contains the data and headers for a request sent with QNetworkAccessManager
QNetworkRequest | Holds a request to be sent with QNetworkAccessManager
QNetworkSession | Control over the system's access points and enables session management for cases when multiple clients access the same access point
QSslCertificate | Convenient API for an X509 certificate
QSslCipher | Represents an SSL cryptographic cipher
QSslConfiguration | Holds the configuration and state of an SSL connection
QSslError | SSL error
QSslKey | Interface for private and public keys
QSslSocket | SSL encrypted socket for both clients and servers
QTcpServer | TCP-based server
QTcpSocket | TCP socket
QUdpSocket | UDP socket
QUrlInfo | Stores information about URLs

## Detailed Description

To include the definitions of the module's classes, use the following directive:

     #include <QtNetwork>

To link against the module, add this line to your qmake `.pro` file:

     QT += network