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Diffstat (limited to 'remoting/jingle_glue/ssl_socket_adapter.h')
-rw-r--r-- | remoting/jingle_glue/ssl_socket_adapter.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/remoting/jingle_glue/ssl_socket_adapter.h b/remoting/jingle_glue/ssl_socket_adapter.h new file mode 100644 index 0000000..17fbf24 --- /dev/null +++ b/remoting/jingle_glue/ssl_socket_adapter.h @@ -0,0 +1,141 @@ +// Copyright (c) 2010 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. + +// TODO(ajwong): Unfork with +// chrome/common/net/notifier/communicator/ssl_socket_adapter.h + +#ifndef REMOTING_JINGLE_GLUE_SSL_SOCKET_ADAPTER_H_ +#define REMOTING_JINGLE_GLUE_SSL_SOCKET_ADAPTER_H_ + +#include "base/scoped_ptr.h" +#include "net/base/completion_callback.h" +#include "net/base/io_buffer.h" +#include "net/base/net_errors.h" +#include "net/base/net_log.h" +#include "net/socket/client_socket.h" +#include "net/socket/ssl_client_socket.h" +#include "talk/base/asyncsocket.h" +#include "talk/base/ssladapter.h" + +namespace remoting { + +class SSLSocketAdapter; + +// TODO(sergeyu): Write unittests for this code! + +// This class provides a wrapper to libjingle's talk_base::AsyncSocket that +// implements Chromium's net::ClientSocket interface. It's used by +// SSLSocketAdapter to enable Chromium's SSL implementation to work over +// libjingle's socket class. +class TransportSocket : public net::ClientSocket, public sigslot::has_slots<> { + public: + TransportSocket(talk_base::AsyncSocket* socket, + SSLSocketAdapter *ssl_adapter); + + void set_addr(const talk_base::SocketAddress& addr) { + addr_ = addr; + } + + // net::ClientSocket implementation + + virtual int Connect(net::CompletionCallback* callback); + virtual void Disconnect(); + virtual bool IsConnected() const; + virtual bool IsConnectedAndIdle() const; + virtual int GetPeerAddress(net::AddressList* address) const; + virtual const net::BoundNetLog& NetLog() const { return net_log_; } + + // net::Socket implementation + + virtual int Read(net::IOBuffer* buf, int buf_len, + net::CompletionCallback* callback); + virtual int Write(net::IOBuffer* buf, int buf_len, + net::CompletionCallback* callback); + virtual bool SetReceiveBufferSize(int32 size); + virtual bool SetSendBufferSize(int32 size); + + private: + friend class SSLSocketAdapter; + + void OnReadEvent(talk_base::AsyncSocket* socket); + void OnWriteEvent(talk_base::AsyncSocket* socket); + + net::CompletionCallback* read_callback_; + net::CompletionCallback* write_callback_; + + scoped_refptr<net::IOBuffer> read_buffer_; + int read_buffer_len_; + scoped_refptr<net::IOBuffer> write_buffer_; + int write_buffer_len_; + + net::BoundNetLog net_log_; + + talk_base::AsyncSocket *socket_; + talk_base::SocketAddress addr_; + + DISALLOW_COPY_AND_ASSIGN(TransportSocket); +}; + +// This provides a talk_base::AsyncSocketAdapter interface around Chromium's +// net::SSLClientSocket class. This allows notifier to use Chromium's SSL +// implementation instead of OpenSSL. +class SSLSocketAdapter : public talk_base::SSLAdapter { + public: + explicit SSLSocketAdapter(talk_base::AsyncSocket* socket); + + // StartSSL returns 0 if successful, or non-zero on failure. + // If StartSSL is called while the socket is closed or connecting, the SSL + // negotiation will begin as soon as the socket connects. + // + // restartable is not implemented, and must be set to false. + virtual int StartSSL(const char* hostname, bool restartable); + + // Create the default SSL adapter for this platform. + static SSLSocketAdapter* Create(AsyncSocket* socket); + + virtual int Send(const void* pv, size_t cb); + virtual int Recv(void* pv, size_t cb); + + private: + friend class TransportSocket; + + enum SSLState { + SSLSTATE_NONE, + SSLSTATE_WAIT, + SSLSTATE_CONNECTED, + }; + + enum IOState { + IOSTATE_NONE, + IOSTATE_PENDING, + IOSTATE_COMPLETE, + }; + + void OnConnected(int result); + void OnRead(int result); + void OnWrite(int result); + + virtual void OnConnectEvent(talk_base::AsyncSocket* socket); + + int BeginSSL(); + + bool ignore_bad_cert_; + std::string hostname_; + TransportSocket* transport_socket_; + scoped_ptr<net::SSLClientSocket> ssl_socket_; + net::CompletionCallbackImpl<SSLSocketAdapter> connected_callback_; + net::CompletionCallbackImpl<SSLSocketAdapter> read_callback_; + net::CompletionCallbackImpl<SSLSocketAdapter> write_callback_; + SSLState ssl_state_; + IOState read_state_; + IOState write_state_; + scoped_refptr<net::IOBuffer> transport_buf_; + int data_transferred_; + + DISALLOW_COPY_AND_ASSIGN(SSLSocketAdapter); +}; + +} // namespace remoting + +#endif // REMOTING_JINGLE_GLUE_SSL_SOCKET_ADAPTER_H_ |