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- // 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<MultiplexedSession> 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<MultiplexedSession> session_;
- SSLInfo ssl_info_;
- bool has_ssl_info_;
- };
- } // namespace net
- #endif // NET_SPDY_MULTIPLEXED_SESSION_H_
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