QT学习-核心类列表-18、QtNetwork

18    -    QtNetwork提供类，使网络编程更容易和方便
    QAbstractNetworkCache    -    The interface for cache implementations
    QAbstractSocket    -    The base functionality common to all socket types
    QAuthenticator    -    Authentication object
    QDnsDomainNameRecord    -    Stores information about a domain name record
    QDnsHostAddressRecord    -    Stores information about a host address record
    QDnsLookup    -    Represents a DNS lookup
    QDnsMailExchangeRecord    -    Stores information about a DNS MX record
    QDnsServiceRecord    -    Stores information about a DNS SRV record
    QDnsTextRecord    -    Stores information about a DNS TXT record
    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
    QSslCertificateExtension    -    API for accessing the extensions of an X509 certificate
    QSslCipher    -    Represents an SSL cryptographic cipher
    QSslConfiguration    -    Holds the configuration and state of an SSL connection
    QSslEllipticCurve    -    Represents an elliptic curve for use by elliptic-curve cipher algorithms
    QSslError    -    SSL error
    QSslKey    -    Interface for private and public keys
    QSslPreSharedKeyAuthenticator    -    Authentication data for pre shared keys (PSK) ciphersuites
    QSslSocket    -    SSL encrypted socket for both clients and servers
    QTcpServer    -    TCP-based server
    QTcpSocket    -    TCP socket
    QUdpSocket    -    UDP socket