Line data    Source code

       1             : /*
       2             :  *
       3             :  * Copyright 2015, Google Inc.
       4             :  * All rights reserved.
       5             :  *
       6             :  * Redistribution and use in source and binary forms, with or without
       7             :  * modification, are permitted provided that the following conditions are
       8             :  * met:
       9             :  *
      10             :  *     * Redistributions of source code must retain the above copyright
      11             :  * notice, this list of conditions and the following disclaimer.
      12             :  *     * Redistributions in binary form must reproduce the above
      13             :  * copyright notice, this list of conditions and the following disclaimer
      14             :  * in the documentation and/or other materials provided with the
      15             :  * distribution.
      16             :  *     * Neither the name of Google Inc. nor the names of its
      17             :  * contributors may be used to endorse or promote products derived from
      18             :  * this software without specific prior written permission.
      19             :  *
      20             :  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
      21             :  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
      22             :  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
      23             :  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
      24             :  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
      25             :  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
      26             :  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
      27             :  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
      28             :  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
      29             :  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
      30             :  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
      31             :  *
      32             :  */
      33             : 
      34             : #ifndef GRPC_INTERNAL_CPP_CLIENT_SECURE_CREDENTIALS_H
      35             : #define GRPC_INTERNAL_CPP_CLIENT_SECURE_CREDENTIALS_H
      36             : 
      37             : #include <grpc/grpc_security.h>
      38             : 
      39             : #include <grpc++/support/config.h>
      40             : #include <grpc++/security/credentials.h>
      41             : 
      42             : #include "src/cpp/server/thread_pool_interface.h"
      43             : 
      44             : namespace grpc {
      45             : 
      46             : class SecureCredentials GRPC_FINAL : public Credentials {
      47             :  public:
      48          55 :   explicit SecureCredentials(grpc_credentials* c_creds) : c_creds_(c_creds) {}
      49         110 :   ~SecureCredentials() GRPC_OVERRIDE { grpc_credentials_release(c_creds_); }
      50           0 :   grpc_credentials* GetRawCreds() { return c_creds_; }
      51             :   bool ApplyToCall(grpc_call* call) GRPC_OVERRIDE;
      52             : 
      53             :   std::shared_ptr<grpc::Channel> CreateChannel(
      54             :       const string& target, const grpc::ChannelArguments& args) GRPC_OVERRIDE;
      55           0 :   SecureCredentials* AsSecureCredentials() GRPC_OVERRIDE { return this; }
      56             : 
      57             :  private:
      58             :   grpc_credentials* const c_creds_;
      59             : };
      60             : 
      61           6 : class MetadataCredentialsPluginWrapper GRPC_FINAL {
      62             :  public:
      63             :   static void Destroy(void* wrapper);
      64             :   static void GetMetadata(void* wrapper, const char* service_url,
      65             :                           grpc_credentials_plugin_metadata_cb cb,
      66             :                           void* user_data);
      67             : 
      68             :   explicit MetadataCredentialsPluginWrapper(
      69             :       std::unique_ptr<MetadataCredentialsPlugin> plugin);
      70             : 
      71             :  private:
      72             :   void InvokePlugin(const char* service_url,
      73             :                     grpc_credentials_plugin_metadata_cb cb, void* user_data);
      74             :   std::unique_ptr<ThreadPoolInterface> thread_pool_;
      75             :   std::unique_ptr<MetadataCredentialsPlugin> plugin_;
      76             : };
      77             : 
      78             : }  // namespace grpc
      79             : 
      80             : #endif  // GRPC_INTERNAL_CPP_CLIENT_SECURE_CREDENTIALS_H