1    :  // Copyright 2013 Google Inc. All Rights Reserved.
   2    :  //
   3    :  // Licensed under the Apache License, Version 2.0 (the "License");
   4    :  // you may not use this file except in compliance with the License.
   5    :  // You may obtain a copy of the License at
   6    :  //
   7    :  //     http://www.apache.org/licenses/LICENSE-2.0
   8    :  //
   9    :  // Unless required by applicable law or agreed to in writing, software
  10    :  // distributed under the License is distributed on an "AS IS" BASIS,
  11    :  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12    :  // See the License for the specific language governing permissions and
  13    :  // limitations under the License.
  14    :  //
  15    :  // Specialization of the instrumenter interface for instrumenters that use an
  16    :  // agent (and also the relinker).
  17    :  #ifndef  SYZYGY_INSTRUMENT_INSTRUMENTERS_INSTRUMENTER_WITH_AGENT_H_
  18    :  #define  SYZYGY_INSTRUMENT_INSTRUMENTERS_INSTRUMENTER_WITH_AGENT_H_
  19    :  
  20    :  #include <string>
  21    :  
  22    :  #include "base/command_line.h"
  23    :  #include "syzygy/instrument/instrumenters/instrumenter_with_relinker.h"
  24    :  
  25    :  namespace instrument {
  26    :  namespace instrumenters {
  27    :  
  28    :  class InstrumenterWithAgent : public InstrumenterWithRelinker {
  29    :   public:
  30    :    typedef InstrumenterWithRelinker Super;
  31    :    typedef block_graph::BlockGraph BlockGraph;
  32    :    typedef block_graph::BlockGraph::ImageFormat ImageFormat;
  33    :  
  34  E :    InstrumenterWithAgent() { }
  35  E :    ~InstrumenterWithAgent() { }
  36    :  
  37    :    // @name Accessors.
  38    :    // @
  39  E :    const std::string& agent_dll() {
  40  E :      return agent_dll_;
  41  E :    }
  42    :    // @}
  43    :  
  44    :   protected:
  45    :    // @name InstrumenterWithRelinker interface redeclaration.
  46    :    // @{
  47    :    virtual bool InstrumentPrepare() = 0;
  48    :    virtual bool InstrumentImpl() = 0;
  49    :    virtual const char* InstrumentationMode() = 0;
  50    :    // @}
  51    :  
  52    :    // @name Super overrides.
  53    :    // @{
  54    :    bool DoCommandLineParse(const base::CommandLine* command_line) override;
  55    :    bool CheckCommandLineParse(const base::CommandLine* command_line) override;
  56    :    // @}
  57    :  
  58    :    // The agent DLL used by this instrumentation.
  59    :    std::string agent_dll_;
  60    :  
  61    :   private:
  62    :    DISALLOW_COPY_AND_ASSIGN(InstrumenterWithAgent);
  63    :  };
  64    :  
  65    :  }  // namespace instrumenters
  66    :  }  // namespace instrument
  67    :  
  68    :  #endif  // SYZYGY_INSTRUMENT_INSTRUMENTERS_INSTRUMENTER_WITH_AGENT_H_