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Create StackwalkerAddressList.

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This creates a pseudo stack-walker which does nothing except symbolize an
already walked array of addresses. Will be used for adding 'additional stack
trace' support to MinidumpProcessor.

R=mark@chromium.org, ivan.penkov@gmail.com

Review URL: https://breakpad.appspot.com/620002/



git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1207 4c0a9323-5329-0410-9bdc-e9ce6186880e
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chrisha@chromium.org 2013-08-23 14:38:36 +00:00
parent 0510e34cbf
commit 1e57990cee
6 changed files with 683 additions and 99 deletions
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src/processor/stackwalker_address_list.h Normal file
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// Copyright (c) 2013 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.
// stackwalker_address_list.h: a pseudo stackwalker.
//
// Doesn't actually walk a stack, rather initializes a CallStack given an
// explicit list of already walked return addresses.
//
// Author: Chris Hamilton <chrisha@chromium.org>
#ifndef PROCESSOR_STACKWALKER_ADDRESS_LIST_H_
#define PROCESSOR_STACKWALKER_ADDRESS_LIST_H_
#include "common/basictypes.h"
#include "google_breakpad/common/breakpad_types.h"
#include "google_breakpad/processor/stackwalker.h"
namespace google_breakpad {
class CodeModules;
class StackwalkerAddressList : public Stackwalker {
public:
// Initializes this stack walker with an explicit set of frame addresses.
// |modules| and |frame_symbolizer| are passed directly through to the base
// Stackwalker constructor.
StackwalkerAddressList(const uint64_t* frames,
size_t frame_count,
const CodeModules* modules,
StackFrameSymbolizer* frame_symbolizer);
private:
// Implementation of Stackwalker.
virtual StackFrame* GetContextFrame();
virtual StackFrame* GetCallerFrame(const CallStack* stack,
bool stack_scan_allowed);
const uint64_t* frames_;
size_t frame_count_;
DISALLOW_COPY_AND_ASSIGN(StackwalkerAddressList);
};
} // namespace google_breakpad
#endif // PROCESSOR_STACKWALKER_ADDRESS_LIST_H_