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// Copyright (C) 2006 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// PDBSourceLineWriter uses a pdb file produced by Visual C++ to output
// a line/address map for use with SourceLineResolver.
#ifndef _PDB_SOURCE_LINE_WRITER_H__
#define _PDB_SOURCE_LINE_WRITER_H__
#include <string>
#include <atlcomcli.h>
struct IDiaEnumLineNumbers;
struct IDiaSession;
struct IDiaSymbol;
namespace google_airbag {
using std::wstring;
class PDBSourceLineWriter {
public:
explicit PDBSourceLineWriter();
~PDBSourceLineWriter();
// Opens the given pdb file. If there is already a pdb file open,
// it is automatically closed. Returns true on success.
bool Open(const wstring &pdb_file);
// Writes a map file from the current pdb file to the given file stream.
// Returns true on success.
bool WriteMap(FILE *map_file);
// Closes the current pdb file and its associated resources.
void Close();
private:
// Outputs the line/address pairs for each line in the enumerator.
// Returns true on success.
bool PrintLines(IDiaEnumLineNumbers *lines);
// Outputs a function address and name, followed by its source line list.
// Returns true on success.
bool PrintFunction(IDiaSymbol *function);
// Outputs all functions as described above. Returns true on success.
bool PrintFunctions();
// Outputs all of the source files in the session's pdb file.
// Returns true on success.
bool PrintSourceFiles();
// The session for the currently-open pdb file.
CComPtr<IDiaSession> session_;
// The current output file for this WriteMap invocation.
FILE *output_;
// Disallow copy ctor and operator=
PDBSourceLineWriter(const PDBSourceLineWriter&);
void operator=(const PDBSourceLineWriter&);
};
} // namespace google_airbag
#endif // _PDB_SOURCE_LINE_WRITER_H__
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