Support intermediate certificates for OpenSSL client auth.

net/socket/ssl_client_socket_openssl.h

 // Copyright (c) 2012 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_OPENSSL_H_
 #define NET_SOCKET_SSL_CLIENT_SOCKET_OPENSSL_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 124 matching lines @@
 
   int BufferSend();
   int BufferRecv();
   void BufferSendComplete(int result);
   void BufferRecvComplete(int result);
   void TransportWriteComplete(int result);
   int TransportReadComplete(int result);
 
   // Callback from the SSL layer that indicates the remote server is requesting
   // a certificate for this client.
-  int ClientCertRequestCallback(SSL* ssl, X509** x509, EVP_PKEY** pkey);
+  int ClientCertRequestCallback(SSL* ssl);
 
   // CertVerifyCallback is called to verify the server's certificates. We do
   // verification after the handshake so this function only enforces that the
   // certificates don't change during renegotiation.
   int CertVerifyCallback(X509_STORE_CTX *store_ctx);
 
   // Callback from the SSL layer to check which NPN protocol we are supporting
   int SelectNextProtoCallback(unsigned char** out, unsigned char* outlen,
                               const unsigned char* in, unsigned int inlen);
 
@@ skipping 113 matching lines @@
   // True if channel ID extension was negotiated.
   bool channel_id_xtn_negotiated_;
   // The request handle for |channel_id_service_|.
   ChannelIDService::RequestHandle channel_id_request_handle_;
   BoundNetLog net_log_;
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_SSL_CLIENT_SOCKET_OPENSSL_H_