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    :  // Define the GenFilterApp class. GenFilterApp is a command-line application for
  16    :  // generating Syzygy instrumentation filters.
  17    :  
  18    :  #ifndef SYZYGY_GENFILTER_GENFILTER_APP_H_
  19    :  #define SYZYGY_GENFILTER_GENFILTER_APP_H_
  20    :  
  21    :  #include "base/command_line.h"
  22    :  #include "base/files/file_path.h"
  23    :  #include "syzygy/application/application.h"
  24    :  
  25    :  namespace genfilter {
  26    :  
  27    :  // Implements the "filter" command-line application.
  28    :  //
  29    :  // Refer to kUsageFormatStr (referenced from GenFilterApp::Usage()) for
  30    :  // usage information.
  31    :  class GenFilterApp : public application::AppImplBase {
  32    :   public:
  33    :    // The valid actions.
  34    :    enum Action {
  35    :      kCompile,
  36    :      kIntersect,
  37    :      kInvert,
  38    :      kSubtract,
  39    :      kUnion,
  40    :    };
  41    :  
  42    :    GenFilterApp()
  43    :        : application::AppImplBase("GenFilterApp"),
  44    :          action_(kCompile),
  45    :          pretty_print_(false),
  46  E :          overwrite_(false) {
  47  E :    }
  48    :  
  49    :    // @name Implementation of the AppImplBase interface.
  50    :    // @{
  51    :    bool ParseCommandLine(const base::CommandLine* command_line);
  52    :    int Run();
  53    :    // @}
  54    :  
  55    :   protected:
  56    :    // @name Utility members.
  57    :    // @{
  58    :    void PrintUsage(const base::CommandLine* command_line,
  59    :                    const base::StringPiece& message) const;
  60    :    // @}
  61    :  
  62    :    // @name Main bodies of the various actions.
  63    :    // @{
  64    :    bool RunCompileAction();
  65    :    bool RunSetAction();
  66    :    // @}
  67    :  
  68    :    Action action_;
  69    :    base::FilePath input_image_;
  70    :    base::FilePath input_pdb_;
  71    :    base::FilePath output_file_;
  72    :    std::vector<base::FilePath> inputs_;
  73    :    bool overwrite_;
  74    :    bool pretty_print_;
  75    :  };
  76    :  
  77    :  }  // namespace genfilter
  78    :  
  79    :  #endif  // SYZYGY_GENFILTER_GENFILTER_APP_H_