102 lines
3.7 KiB
C++
102 lines
3.7 KiB
C++
// Copyright (c) 2010, Google Inc.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#ifndef CLIENT_WINDOWS_UNITTESTS_DUMP_ANALYSIS_H_
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#define CLIENT_WINDOWS_UNITTESTS_DUMP_ANALYSIS_H_
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#include "client/windows/crash_generation/minidump_generator.h"
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// Convenience to get to the PEB pointer in a TEB.
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struct FakeTEB {
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char dummy[0x30];
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void* peb;
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};
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class DumpAnalysis {
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public:
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explicit DumpAnalysis(const std::wstring& file_path)
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: dump_file_(file_path), dump_file_view_(NULL), dump_file_mapping_(NULL),
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dump_file_handle_(NULL) {
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EnsureDumpMapped();
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}
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~DumpAnalysis();
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bool HasStream(ULONG stream_number) const;
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// This is template to keep type safety in the front, but we end up casting
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// to void** inside the implementation to pass the pointer to Win32. So
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// casting here is considered safe.
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template <class StreamType>
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size_t GetStream(ULONG stream_number, StreamType** stream) const {
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return GetStreamImpl(stream_number, reinterpret_cast<void**>(stream));
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}
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bool HasTebs() const;
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bool HasPeb() const;
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bool HasMemory(ULONG64 address) const {
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return HasMemory<BYTE>(address, NULL);
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}
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bool HasMemory(const void* address) const {
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return HasMemory<BYTE>(address, NULL);
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}
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template <class StructureType>
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bool HasMemory(ULONG64 address, StructureType** structure = NULL) const {
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// We can't cope with 64 bit addresses for now.
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if (address > 0xFFFFFFFFUL)
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return false;
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return HasMemory(reinterpret_cast<void*>(address), structure);
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}
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template <class StructureType>
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bool HasMemory(const void* addr_in, StructureType** structure = NULL) const {
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return HasMemoryImpl(addr_in, sizeof(StructureType),
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reinterpret_cast<void**>(structure));
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}
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protected:
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void EnsureDumpMapped();
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HANDLE dump_file_mapping_;
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HANDLE dump_file_handle_;
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void* dump_file_view_;
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std::wstring dump_file_;
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private:
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// This is the implementation of GetStream<>.
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size_t GetStreamImpl(ULONG stream_number, void** stream) const;
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// This is the implementation of HasMemory<>.
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bool HasMemoryImpl(const void* addr_in, size_t pointersize,
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void** structure) const;
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};
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#endif // CLIENT_WINDOWS_UNITTESTS_DUMP_ANALYSIS_H_
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