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d9fd2f5402
Run the `Utilities/Scripts/clang-format.bash` script to update all our C++ code to a new style defined by `.clang-format`. Use `clang-format` version 3.8. * If you reached this commit for a line in `git blame`, re-run the blame operation starting at the parent of this commit to see older history for the content. * See the parent commit for instructions to rebase a change across this style transition commit.
106 lines
2.9 KiB
C++
106 lines
2.9 KiB
C++
/*============================================================================
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CMake - Cross Platform Makefile Generator
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Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
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Distributed under the OSI-approved BSD License (the "License");
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see accompanying file Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the License for more information.
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============================================================================*/
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#ifndef cmELF_h
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#define cmELF_h
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#if !defined(CMAKE_USE_ELF_PARSER)
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#error "This file may be included only if CMAKE_USE_ELF_PARSER is enabled."
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#endif
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class cmELFInternal;
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/** \class cmELF
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* \brief Executable and Link Format (ELF) parser.
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*/
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class cmELF
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{
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public:
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/** Construct with the name of the ELF input file to parse. */
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cmELF(const char* fname);
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/** Destruct. */
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~cmELF();
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/** Get the error message if any. */
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std::string const& GetErrorMessage() const { return this->ErrorMessage; }
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/** Boolean conversion. True if the ELF file is valid. */
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operator bool() const { return this->Valid(); }
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/** Enumeration of ELF file types. */
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enum FileType
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{
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FileTypeInvalid,
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FileTypeRelocatableObject,
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FileTypeExecutable,
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FileTypeSharedLibrary,
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FileTypeCore,
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FileTypeSpecificOS,
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FileTypeSpecificProc
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};
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/** Represent string table entries. */
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struct StringEntry
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{
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// The string value itself.
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std::string Value;
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// The position in the file at which the string appears.
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unsigned long Position;
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// The size of the string table entry. This includes the space
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// allocated for one or more null terminators.
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unsigned long Size;
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// The index of the section entry referencing the string.
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int IndexInSection;
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};
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/** Get the type of the file opened. */
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FileType GetFileType() const;
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/** Get the number of ELF sections present. */
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unsigned int GetNumberOfSections() const;
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/** Get the number of DYNAMIC section entries before the first
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DT_NULL. Returns zero on error. */
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unsigned int GetDynamicEntryCount() const;
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/** Get the position of a DYNAMIC section header entry. Returns
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zero on error. */
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unsigned long GetDynamicEntryPosition(int index) const;
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/** Read bytes from the file. */
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bool ReadBytes(unsigned long pos, unsigned long size, char* buf) const;
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/** Get the SONAME field if any. */
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bool GetSOName(std::string& soname);
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StringEntry const* GetSOName();
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/** Get the RPATH field if any. */
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StringEntry const* GetRPath();
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/** Get the RUNPATH field if any. */
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StringEntry const* GetRunPath();
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/** Print human-readable information about the ELF file. */
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void PrintInfo(std::ostream& os) const;
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private:
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friend class cmELFInternal;
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bool Valid() const;
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cmELFInternal* Internal;
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std::string ErrorMessage;
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};
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#endif
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