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/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#ifndef cmELF_h
#define cmELF_h
#if !defined(CMAKE_USE_ELF_PARSER)
# error "This file may be included only if CMAKE_USE_ELF_PARSER is enabled."
#endif
class cmELFInternal;
/** \class cmELF
* \brief Executable and Link Format (ELF) parser.
*/
class cmELF
{
public:
/** Construct with the name of the ELF input file to parse. */
cmELF(const char* fname);
/** Destruct. */
~cmELF();
/** Get the error message if any. */
std::string const& GetErrorMessage() const
{
return this->ErrorMessage;
}
/** Boolean conversion. True if the ELF file is valid. */
operator bool() const { return this->Valid(); }
/** Enumeration of ELF file types. */
enum FileType
{
FileTypeInvalid,
FileTypeRelocatableObject,
FileTypeExecutable,
FileTypeSharedLibrary,
FileTypeCore
};
/** Represent string table entries. */
struct StringEntry
{
// The string value itself.
std::string Value;
// The position in the file at which the string appears.
unsigned long Position;
// The size of the string table entry. This includes the space
// allocated for one or more null terminators.
unsigned long Size;
};
/** Get the type of the file opened. */
FileType GetFileType() const;
/** Get the number of ELF sections present. */
unsigned int GetNumberOfSections() const;
/** Get the SONAME field if any. */
bool GetSOName(std::string& soname);
StringEntry const* GetSOName();
/** Get the RPATH field if any. */
StringEntry const* GetRPath();
/** Get the RUNPATH field if any. */
StringEntry const* GetRunPath();
/** Print human-readable information about the ELF file. */
void PrintInfo(std::ostream& os) const;
private:
friend class cmELFInternal;
bool Valid() const;
cmELFInternal* Internal;
std::string ErrorMessage;
};
#endif
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