// Copyright 2016 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef NET_SPDY_MULTIPLEXED_SESSION_H_ #define NET_SPDY_MULTIPLEXED_SESSION_H_ #include "base/strings/string_piece.h" #include "net/base/ip_endpoint.h" #include "net/base/net_errors.h" #include "net/http/http_stream.h" #include "net/ssl/ssl_info.h" namespace url { class SchemeHostPort; } namespace net { // Base class for SPDY and QUIC sessions. class NET_EXPORT_PRIVATE MultiplexedSession { public: virtual ~MultiplexedSession() = default; // Fills SSL info in |ssl_info| and returns true when SSL is in use. virtual bool GetSSLInfo(SSLInfo* ssl_info) const = 0; // Gets the remote endpoint of the socket that the HTTP stream is using, if // any. Returns OK and fills in |endpoint| if it is available; returns an // error and does not modify |endpoint| otherwise. virtual int GetRemoteEndpoint(IPEndPoint* endpoint) = 0; // The value corresponding to |scheme_host_port| in the ACCEPT_CH frame // received during TLS handshake via the ALPS extension, or the empty string // if the server did not send one. Unlike Accept-CH header fields received in // HTTP responses, this value is available before any requests are made. // // Note that this uses url::SchemeHostPort instead of url::Origin because this // is based around network authorities, as opposed to general RFC 6454 // origins. virtual base::StringPiece GetAcceptChViaAlps( const url::SchemeHostPort& scheme_host_port) const = 0; }; // A handle to a multiplexed session which will be valid even after the // underlying session is deleted. class NET_EXPORT_PRIVATE MultiplexedSessionHandle { public: explicit MultiplexedSessionHandle(base::WeakPtr session); virtual ~MultiplexedSessionHandle(); // Gets the remote endpoint of the socket that the HTTP stream is using, if // any. Returns OK and fills in |endpoint| if it is available; returns an // error and does not modify |endpoint| otherwise. int GetRemoteEndpoint(IPEndPoint* endpoint); // Fills SSL info in |ssl_info| and returns true when SSL is in use. bool GetSSLInfo(SSLInfo* ssl_info) const; // Caches SSL info from the underlying session. void SaveSSLInfo(); // The value corresponding to |scheme_host_port| in the ACCEPT_CH frame // received during TLS handshake via the ALPS extension, or the empty string // if the server did not send one or if the underlying session is not // available. // // Note that this uses url::SchemeHostPort instead of url::Origin because this // is based around network authorities, as opposed to general RFC 6454 // origins. virtual base::StringPiece GetAcceptChViaAlps( const url::SchemeHostPort& scheme_host_port) const; private: base::WeakPtr session_; SSLInfo ssl_info_; bool has_ssl_info_; }; } // namespace net #endif // NET_SPDY_MULTIPLEXED_SESSION_H_