Move socket related files from net/base to net/socket.

Review URL: http://codereview.chromium.org/144009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@18985 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 157 insertions, 0 deletions

diff --git a/net/socket/ssl_client_socket_win.h b/net/socket/ssl_client_socket_win.h
new file mode 100644
index 0000000..6e03309
--- /dev/null
+++ b/net/socket/ssl_client_socket_win.h
@@ -0,0 +1,157 @@
+// Copyright (c) 2006-2009 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_SOCKET_SSL_CLIENT_SOCKET_WIN_H_
+#define NET_SOCKET_SSL_CLIENT_SOCKET_WIN_H_
+
+#define SECURITY_WIN32  // Needs to be defined before including security.h
+
+#include <windows.h>
+#include <wincrypt.h>
+#include <security.h>
+
+#include <string>
+
+#include "base/scoped_ptr.h"
+#include "net/base/cert_verifier.h"
+#include "net/base/cert_verify_result.h"
+#include "net/base/completion_callback.h"
+#include "net/base/ssl_config_service.h"
+#include "net/socket/ssl_client_socket.h"
+
+namespace net {
+
+// An SSL client socket implemented with the Windows Schannel.
+class SSLClientSocketWin : public SSLClientSocket {
+ public:
+  // Takes ownership of the transport_socket, which may already be connected.
+  // The given hostname will be compared with the name(s) in the server's
+  // certificate during the SSL handshake.  ssl_config specifies the SSL
+  // settings.
+  SSLClientSocketWin(ClientSocket* transport_socket,
+                     const std::string& hostname,
+                     const SSLConfig& ssl_config);
+  ~SSLClientSocketWin();
+
+  // SSLClientSocket methods:
+  virtual void GetSSLInfo(SSLInfo* ssl_info);
+  virtual void GetSSLCertRequestInfo(SSLCertRequestInfo* cert_request_info);
+
+  // ClientSocket methods:
+  virtual int Connect(CompletionCallback* callback);
+  virtual void Disconnect();
+  virtual bool IsConnected() const;
+  virtual bool IsConnectedAndIdle() const;
+
+  // Socket methods:
+  virtual int Read(IOBuffer* buf, int buf_len, CompletionCallback* callback);
+  virtual int Write(IOBuffer* buf, int buf_len, CompletionCallback* callback);
+
+ private:
+  void DoCallback(int result);
+  void OnIOComplete(int result);
+
+  int DoLoop(int last_io_result);
+  int DoHandshakeRead();
+  int DoHandshakeReadComplete(int result);
+  int DoHandshakeWrite();
+  int DoHandshakeWriteComplete(int result);
+  int DoVerifyCert();
+  int DoVerifyCertComplete(int result);
+  int DoPayloadRead();
+  int DoPayloadReadComplete(int result);
+  int DoPayloadEncrypt();
+  int DoPayloadWrite();
+  int DoPayloadWriteComplete(int result);
+
+  int DidCallInitializeSecurityContext();
+  int DidCompleteHandshake();
+  void DidCompleteRenegotiation(int result);
+  void LogConnectionTypeMetrics() const;
+  void SetNextStateForRead();
+  void FreeSendBuffer();
+
+  CompletionCallbackImpl<SSLClientSocketWin> io_callback_;
+  scoped_ptr<ClientSocket> transport_;
+  std::string hostname_;
+  SSLConfig ssl_config_;
+
+  CompletionCallback* user_callback_;
+
+  // Used by both Read and Write functions.
+  scoped_refptr<IOBuffer> user_buf_;
+  int user_buf_len_;
+
+  // Used to Read and Write using transport_.
+  scoped_refptr<IOBuffer> transport_buf_;
+
+  enum State {
+    STATE_NONE,
+    STATE_HANDSHAKE_READ,
+    STATE_HANDSHAKE_READ_COMPLETE,
+    STATE_HANDSHAKE_WRITE,
+    STATE_HANDSHAKE_WRITE_COMPLETE,
+    STATE_VERIFY_CERT,
+    STATE_VERIFY_CERT_COMPLETE,
+    STATE_PAYLOAD_ENCRYPT,
+    STATE_PAYLOAD_WRITE,
+    STATE_PAYLOAD_WRITE_COMPLETE,
+    STATE_PAYLOAD_READ,
+    STATE_PAYLOAD_READ_COMPLETE,
+  };
+  State next_state_;
+
+  SecPkgContext_StreamSizes stream_sizes_;
+  scoped_refptr<X509Certificate> server_cert_;
+  CertVerifier verifier_;
+  CertVerifyResult server_cert_verify_result_;
+
+  CredHandle* creds_;
+  CtxtHandle ctxt_;
+  SecBuffer in_buffers_[2];  // Input buffers for InitializeSecurityContext.
+  SecBuffer send_buffer_;  // Output buffer for InitializeSecurityContext.
+  SECURITY_STATUS isc_status_;  // Return value of InitializeSecurityContext.
+  scoped_array<char> payload_send_buffer_;
+  int payload_send_buffer_len_;
+  int bytes_sent_;
+
+  // recv_buffer_ holds the received ciphertext.  Since Schannel decrypts
+  // data in place, sometimes recv_buffer_ may contain decrypted plaintext and
+  // any undecrypted ciphertext.  (Ciphertext is decrypted one full SSL record
+  // at a time.)
+  //
+  // If bytes_decrypted_ is 0, the received ciphertext is at the beginning of
+  // recv_buffer_, ready to be passed to DecryptMessage.
+  scoped_array<char> recv_buffer_;
+  char* decrypted_ptr_;  // Points to the decrypted plaintext in recv_buffer_
+  int bytes_decrypted_;  // The number of bytes of decrypted plaintext.
+  char* received_ptr_;  // Points to the received ciphertext in recv_buffer_
+  int bytes_received_;  // The number of bytes of received ciphertext.
+
+  // True if we're writing the first token (handshake message) to the server,
+  // false if we're writing a subsequent token.  After we have written a token
+  // successfully, DoHandshakeWriteComplete checks this member to set the next
+  // state.
+  bool writing_first_token_;
+
+  bool completed_handshake_;
+
+  // Only used in the STATE_HANDSHAKE_READ_COMPLETE and
+  // STATE_PAYLOAD_READ_COMPLETE states.  True if a 'result' argument of OK
+  // should be ignored, to prevent it from being interpreted as EOF.
+  //
+  // The reason we need this flag is that OK means not only "0 bytes of data
+  // were read" but also EOF.  We set ignore_ok_result_ to true when we need
+  // to continue processing previously read data without reading more data.
+  // We have to pass a 'result' of OK to the DoLoop method, and don't want it
+  // to be interpreted as EOF.
+  bool ignore_ok_result_;
+
+  // Renegotiation is in progress.
+  bool renegotiating_;
+};
+
+}  // namespace net
+
+#endif  // NET_SOCKET_SSL_CLIENT_SOCKET_WIN_H_