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      1 // Copyright (c) 2011, Google Inc.
      2 // All rights reserved.
      3 //
      4 // Redistribution and use in source and binary forms, with or without
      5 // modification, are permitted provided that the following conditions are
      6 // met:
      7 //
      8 //     * Redistributions of source code must retain the above copyright
      9 // notice, this list of conditions and the following disclaimer.
     10 //     * Redistributions in binary form must reproduce the above
     11 // copyright notice, this list of conditions and the following disclaimer
     12 // in the documentation and/or other materials provided with the
     13 // distribution.
     14 //     * Neither the name of Google Inc. nor the names of its
     15 // contributors may be used to endorse or promote products derived from
     16 // this software without specific prior written permission.
     17 //
     18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29 //
     30 // Utility class that can persist a SimpleStringDictionary to disk.
     31 
     32 #import <Foundation/Foundation.h>
     33 
     34 #include "common/simple_string_dictionary.h"
     35 
     36 namespace google_breakpad {
     37 
     38 BOOL EnsureDirectoryPathExists(NSString *dirPath);
     39 
     40 //=============================================================================
     41 class ConfigFile {
     42  public:
     43   ConfigFile() {
     44     config_file_ = -1;
     45     config_file_path_[0] = 0;
     46     has_created_file_ = false;
     47   };
     48 
     49   ~ConfigFile() {
     50   };
     51 
     52   void WriteFile(const char* directory,
     53                  const SimpleStringDictionary *configurationParameters,
     54                  const char *dump_dir,
     55                  const char *minidump_id);
     56 
     57   const char *GetFilePath() { return config_file_path_; }
     58 
     59   void Unlink() {
     60     if (config_file_ != -1)
     61       unlink(config_file_path_);
     62 
     63     config_file_ = -1;
     64   }
     65 
     66  private:
     67   BOOL WriteData(const void *data, size_t length);
     68 
     69   BOOL AppendConfigData(const char *key,
     70                         const void *data,
     71                         size_t length);
     72 
     73   BOOL AppendConfigString(const char *key,
     74                           const char *value);
     75 
     76   BOOL AppendCrashTimeParameters(const char *processStartTimeString);
     77 
     78   int   config_file_;                    // descriptor for config file
     79   char  config_file_path_[PATH_MAX];     // Path to configuration file
     80   bool  has_created_file_;
     81 };
     82 
     83 } // namespace google_breakpad
     84