// Copyright (c) 2006, Google Inc.
// All rights reserved.
//
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// modification, are permitted provided that the following conditions are
// met:
//
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// this software without specific prior written permission.
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#ifndef GOOGLE_AIRBAG_PROCESSOR_MINIDUMP_PROCESSOR_H__
#define GOOGLE_AIRBAG_PROCESSOR_MINIDUMP_PROCESSOR_H__

#include <string>

namespace google_airbag {

using std::string;

class Minidump;
class ProcessState;
class SymbolSupplier;

class MinidumpProcessor {
 public:
  // Initializes this MinidumpProcessor.  supplier should be an
  // implementation of the SymbolSupplier abstract base class.
  explicit MinidumpProcessor(SymbolSupplier *supplier);
  ~MinidumpProcessor();

  // Returns a new ProcessState object produced by processing the minidump
  // file.  The caller takes ownership of the ProcessState.  Returns NULL on
  // failure.
  ProcessState* Process(const string &minidump_file);

  // Returns a textual representation of the base CPU type that the minidump
  // in dump was produced on.  Returns an empty string if this information
  // cannot be determined.  If cpu_info is non-NULL, it will be set to
  // contain additional identifying information about the CPU, or it will
  // be set empty if additional information cannot be determined.
  static string GetCPUInfo(Minidump *dump, string *cpu_info);

  // Returns a textual representation of the operating system that the
  // minidump in dump was produced on.  Returns an empty string if this
  // information cannot be determined.  If os_version is non-NULL, it
  // will be set to contain information about the specific version of the
  // OS, or it will be set empty if version information cannot be determined.
  static string GetOSInfo(Minidump *dump, string *os_version);

  // Returns a textual representation of the reason that a crash occurred,
  // if the minidump in dump was produced as a result of a crash.  Returns
  // an empty string if this information cannot be determined.  If address
  // is non-NULL, it will be set to contain the address that caused the
  // exception, if this information is available.  This will be a code
  // address when the crash was caused by problems such as illegal
  // instructions or divisions by zero, or a data address when the crash
  // was caused by a memory access violation.
  static string GetCrashReason(Minidump *dump, u_int64_t *address);

 private:
  SymbolSupplier *supplier_;
};

}  // namespace google_airbag

#endif  // GOOGLE_AIRBAG_PROCESSOR_MINIDUMP_PROCESSOR_H__