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// Copyright (c) 2010 Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// basic_source_line_resolver.h: BasicSourceLineResolver is derived from
// SourceLineResolverBase, and is a concrete implementation of
// SourceLineResolverInterface, using address map files produced by a
// compatible writer, e.g. PDBSourceLineWriter.
//
// see "processor/source_line_resolver_base.h"
// and "source_line_resolver_interface.h" for more documentation.
#ifndef GOOGLE_BREAKPAD_PROCESSOR_BASIC_SOURCE_LINE_RESOLVER_H__
#define GOOGLE_BREAKPAD_PROCESSOR_BASIC_SOURCE_LINE_RESOLVER_H__
#include <map>
#include <string>
#include "common/using_std_string.h"
#include "google_breakpad/processor/source_line_resolver_base.h"
namespace google_breakpad {
using std::map;
class BasicSourceLineResolver : public SourceLineResolverBase {
public:
BasicSourceLineResolver();
virtual ~BasicSourceLineResolver() { }
using SourceLineResolverBase::LoadModule;
using SourceLineResolverBase::LoadModuleUsingMapBuffer;
using SourceLineResolverBase::LoadModuleUsingMemoryBuffer;
using SourceLineResolverBase::ShouldDeleteMemoryBufferAfterLoadModule;
using SourceLineResolverBase::UnloadModule;
using SourceLineResolverBase::HasModule;
using SourceLineResolverBase::IsModuleCorrupt;
using SourceLineResolverBase::FillSourceLineInfo;
using SourceLineResolverBase::FindWindowsFrameInfo;
using SourceLineResolverBase::FindCFIFrameInfo;
private:
// friend declarations:
friend class BasicModuleFactory;
friend class ModuleComparer;
friend class ModuleSerializer;
template<class> friend class SimpleSerializer;
// Function derives from SourceLineResolverBase::Function.
struct Function;
// Module implements SourceLineResolverBase::Module interface.
class Module;
// Disallow unwanted copy ctor and assignment operator
BasicSourceLineResolver(const BasicSourceLineResolver&);
void operator=(const BasicSourceLineResolver&);
};
// Helper class, containing useful methods for parsing of Breakpad symbol files.
class SymbolParseHelper {
public:
// Parses a |file_line| declaration. Returns true on success.
// Format: FILE <id> <filename>.
// Notice, that this method modifies the input |file_line| which is why it
// can't be const. On success, <id>, and <filename> are stored in |*index|,
// and |*filename|. No allocation is done, |*filename| simply points inside
// |file_line|.
static bool ParseFile(char *file_line, // in
long *index, // out
char **filename); // out
// Parses a |function_line| declaration. Returns true on success.
// Format: FUNC [<multiple>] <address> <size> <stack_param_size> <name>.
// Notice, that this method modifies the input |function_line| which is why it
// can't be const. On success, the presence of <multiple>, <address>, <size>,
// <stack_param_size>, and <name> are stored in |*is_multiple|, |*address|,
// |*size|, |*stack_param_size|, and |*name|. No allocation is done, |*name|
// simply points inside |function_line|.
static bool ParseFunction(char *function_line, // in
bool *is_multiple, // out
uint64_t *address, // out
uint64_t *size, // out
long *stack_param_size, // out
char **name); // out
// Parses a |line| declaration. Returns true on success.
// Format: <address> <size> <line number> <source file id>
// Notice, that this method modifies the input |function_line| which is why
// it can't be const. On success, <address>, <size>, <line number>, and
// <source file id> are stored in |*address|, |*size|, |*line_number|, and
// |*source_file|.
static bool ParseLine(char *line_line, // in
uint64_t *address, // out
uint64_t *size, // out
long *line_number, // out
long *source_file); // out
// Parses a |public_line| declaration. Returns true on success.
// Format: PUBLIC [<multiple>] <address> <stack_param_size> <name>
// Notice, that this method modifies the input |function_line| which is why
// it can't be const. On success, the presence of <multiple>, <address>,
// <stack_param_size>, <name> are stored in |*is_multiple|, |*address|,
// |*stack_param_size|, and |*name|. No allocation is done, |*name| simply
// points inside |public_line|.
static bool ParsePublicSymbol(char *public_line, // in
bool *is_multiple, // out
uint64_t *address, // out
long *stack_param_size, // out
char **name); // out
private:
// Used for success checks after strtoull and strtol.
static bool IsValidAfterNumber(char *after_number);
// Only allow static methods.
SymbolParseHelper();
SymbolParseHelper(const SymbolParseHelper&);
void operator=(const SymbolParseHelper&);
};
} // namespace google_breakpad
#endif // GOOGLE_BREAKPAD_PROCESSOR_BASIC_SOURCE_LINE_RESOLVER_H__
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