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76 lines
3.0 KiB
C++
76 lines
3.0 KiB
C++
// Copyright 2022 Google LLC
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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 LLC 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_LINUX_MINIDUMP_WRITER_PE_FILE_H_
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#define CLIENT_LINUX_MINIDUMP_WRITER_PE_FILE_H_
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#include "client/linux/minidump_writer/pe_structs.h"
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namespace google_breakpad {
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typedef enum {
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notPeCoff = 0,
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peWithoutBuildId = 1,
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peWithBuildId = 2
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} PEFileFormat;
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class PEFile {
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public:
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/**
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* Attempts to parse RSDS_DEBUG_FORMAT record from a PE (Portable
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* Executable) file. To do this we check whether the loaded file is a PE
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* file, and if it is - try to find IMAGE_DEBUG_DIRECTORY structure with
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* its type set to IMAGE_DEBUG_TYPE_CODEVIEW.
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*
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* @param filename Filename for the module to parse.
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* @param debug_info RSDS_DEBUG_FORMAT struct to be populated with PE debug
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* info (GUID and age).
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* @return
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* notPeCoff: not PE/COFF file;
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* peWithoutBuildId: a PE/COFF file but build-id is not set;
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* peWithBuildId: a PE/COFF file and build-id is set.
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*/
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static PEFileFormat TryGetDebugInfo(const char* filename,
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PRSDS_DEBUG_FORMAT debug_info);
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private:
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template <class TStruct>
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static const TStruct* TryReadStruct(const void* base,
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const DWORD position,
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const size_t file_size) {
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if (position + sizeof(TStruct) >= file_size){
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return nullptr;
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}
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const void* ptr = static_cast<const char*>(base) + position;
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return reinterpret_cast<const TStruct*>(ptr);
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}
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};
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} // namespace google_breakpad
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#endif // CLIENT_LINUX_MINIDUMP_WRITER_PE_FILE_H_
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