Classes
struct	RequestQueue

Public Member Functions
	HttpConnectionPool (HttpConnectionPoolManager poolManager, HttpConnectionKind kind, string host, int port, string sslHostName, Uri proxyUri)

async ValueTask< HttpResponseMessage >	SendWithVersionDetectionAndRetryAsync (HttpRequestMessage request, bool async, bool doRequestAuth, CancellationToken cancellationToken)

void	OnNetworkChanged ()

Task< HttpResponseMessage >	SendWithNtConnectionAuthAsync (HttpConnection connection, HttpRequestMessage request, bool async, bool doRequestAuth, CancellationToken cancellationToken)

Task< HttpResponseMessage >	SendWithNtProxyAuthAsync (HttpConnection connection, HttpRequestMessage request, bool async, CancellationToken cancellationToken)

ValueTask< HttpResponseMessage >	SendWithProxyAuthAsync (HttpRequestMessage request, bool async, bool doRequestAuth, CancellationToken cancellationToken)

ValueTask< HttpResponseMessage >	SendAsync (HttpRequestMessage request, bool async, bool doRequestAuth, CancellationToken cancellationToken)

void	InvalidateHttp11Connection (HttpConnection connection, bool disposing=true)

void	InvalidateHttp2Connection (Http2Connection connection)

void	ReturnHttp11Connection (HttpConnection connection, bool isNewConnection=false)

void	ReturnHttp2Connection (Http2Connection connection, bool isNewConnection)

void	InvalidateHttp3Connection (Http3Connection connection)

void	Dispose ()

bool	CleanCacheAndDisposeIfUnused ()

override string	ToString ()

Static Package Functions
static bool	IsHttp3Supported ()

Package Attributes
readonly byte[]	_http2EncodedAuthorityHostHeader

readonly byte[]	_http3EncodedAuthorityHostHeader

Properties
HttpConnectionSettings	Settings `[get]`

HttpConnectionKind	Kind `[get]`

bool	IsSecure `[get]`

Uri	ProxyUri `[get]`

ICredentials	ProxyCredentials `[get]`

byte[]	HostHeaderValueBytes `[get]`

CredentialCache	PreAuthCredentials `[get]`

byte[]	Http2AltSvcOriginUri `[get]`

bool	EnableMultipleHttp2Connections `[get]`

object	SyncObj `[get]`

bool	DoProxyAuth `[get]`

Private Member Functions
bool	CheckExpirationOnGet (HttpConnectionBase connection)

async Task	AddHttp11ConnectionAsync (HttpRequestMessage request)

void	CheckForHttp11ConnectionInjection ()

async ValueTask< HttpConnection >	GetHttp11ConnectionAsync (HttpRequestMessage request, bool async, CancellationToken cancellationToken)

async Task	HandleHttp11Downgrade (HttpRequestMessage request, Socket socket, Stream stream, TransportContext transportContext, CancellationToken cancellationToken)

async Task	AddHttp2ConnectionAsync (HttpRequestMessage request)

void	CheckForHttp2ConnectionInjection ()

async ValueTask< Http2Connection >	GetHttp2ConnectionAsync (HttpRequestMessage request, bool async, CancellationToken cancellationToken)

async ValueTask< Http3Connection >	GetHttp3ConnectionAsync (HttpRequestMessage request, HttpAuthority authority, CancellationToken cancellationToken)

async ValueTask< HttpResponseMessage >	TrySendUsingHttp3Async (HttpRequestMessage request, bool async, CancellationToken cancellationToken)

void	ProcessAltSvc (HttpResponseMessage response)

void	ExpireAltSvcAuthority ()

bool	IsAltSvcBlocked (HttpAuthority authority)

CancellationTokenSource	GetConnectTimeoutCancellationTokenSource ()

async ValueTask<(Socket, Stream, TransportContext)>	ConnectAsync (HttpRequestMessage request, bool async, CancellationToken cancellationToken)

async ValueTask<(Socket, Stream)>	ConnectToTcpHostAsync (string host, int port, HttpRequestMessage initialRequest, bool async, CancellationToken cancellationToken)

SslClientAuthenticationOptions	GetSslOptionsForRequest (HttpRequestMessage request)

async ValueTask< Stream >	ApplyPlaintextFilterAsync (bool async, Stream stream, Version httpVersion, HttpRequestMessage request, CancellationToken cancellationToken)

async ValueTask< HttpConnection >	ConstructHttp11ConnectionAsync (bool async, Socket socket, Stream stream, TransportContext transportContext, HttpRequestMessage request, CancellationToken cancellationToken)

async ValueTask< Http2Connection >	ConstructHttp2ConnectionAsync (Stream stream, HttpRequestMessage request, CancellationToken cancellationToken)

async ValueTask< Stream >	EstablishProxyTunnelAsync (bool async, HttpRequestHeaders headers, CancellationToken cancellationToken)

async ValueTask<(Socket socket, Stream stream)>	EstablishSocksTunnel (HttpRequestMessage request, bool async, CancellationToken cancellationToken)

void	HandleHttp11ConnectionFailure (Exception e)

void	HandleHttp2ConnectionFailure (Exception e)

bool	CheckExpirationOnReturn (HttpConnectionBase connection)

void	DisableHttp2Connection (Http2Connection connection)

void	Trace (string message, [CallerMemberName] string memberName=null)

Static Private Member Functions
static SslClientAuthenticationOptions	ConstructSslOptions (HttpConnectionPoolManager poolManager, string sslHostName)

static void	ThrowGetVersionException (HttpRequestMessage request, int desiredVersion)

static Exception	CreateConnectTimeoutException (OperationCanceledException oce)

static bool	GetIsWindows7Or2008R2 ()

Private Attributes
readonly HttpConnectionPoolManager	_poolManager

readonly HttpConnectionKind	_kind

readonly Uri	_proxyUri

readonly HttpAuthority	_originAuthority

volatile HttpAuthority	_http3Authority

Timer	_authorityExpireTimer

bool	_persistAuthority

volatile HashSet< HttpAuthority >	_altSvcBlocklist

CancellationTokenSource	_altSvcBlocklistTimerCancellation

volatile bool	_altSvcEnabled = true

readonly List< HttpConnection >	_availableHttp11Connections = new List<HttpConnection>()

readonly int	_maxHttp11Connections

int	_associatedHttp11ConnectionCount

int	_pendingHttp11ConnectionCount

RequestQueue< HttpConnection >	_http11RequestQueue

List< Http2Connection >	_availableHttp2Connections

int	_associatedHttp2ConnectionCount

bool	_pendingHttp2Connection

RequestQueue< Http2Connection >	_http2RequestQueue

bool	_http2Enabled

byte[]	_http2AltSvcOriginUri

readonly bool	_http3Enabled

Http3Connection	_http3Connection

SemaphoreSlim	_http3ConnectionCreateLock

readonly byte[]	_hostHeaderValueBytes

readonly SslClientAuthenticationOptions	_sslOptionsHttp11

readonly SslClientAuthenticationOptions	_sslOptionsHttp2

readonly SslClientAuthenticationOptions	_sslOptionsHttp2Only

readonly SslClientAuthenticationOptions	_sslOptionsHttp3

bool	_usedSinceLastCleanup = true

bool	_disposed

Static Private Attributes
static readonly bool	s_isWindows7Or2008R2 = GetIsWindows7Or2008R2()

static readonly List< SslApplicationProtocol >	s_http3ApplicationProtocols = new List<SslApplicationProtocol> { SslApplicationProtocol.Http3 }

static readonly List< SslApplicationProtocol >	s_http2ApplicationProtocols

static readonly List< SslApplicationProtocol >	s_http2OnlyApplicationProtocols = new List<SslApplicationProtocol> { SslApplicationProtocol.Http2 }

Detailed Description

Definition at line 22 of file HttpConnectionPool.cs.

The documentation for this class was generated from the following file:

source/System.Net.Http/System.Net.Http/HttpConnectionPool.cs

Package Functions
void	HandleAltSvc (IEnumerable< string > altSvcHeaderValues, TimeSpan? responseAge)

void	BlocklistAuthority (HttpAuthority badAuthority)

async ValueTask< HttpConnection >	CreateHttp11ConnectionAsync (HttpRequestMessage request, bool async, CancellationToken cancellationToken)

void	HeartBeat ()

Classes

Public Member Functions

Package Functions

Static Package Functions

Package Attributes

Properties

Private Member Functions

Static Private Member Functions

Private Attributes

Static Private Attributes

Detailed Description