vm/utilities/elfStringTable.hpp

	elfStringTable.hpp revision 1929
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0N/A
0N/A#ifndef __ELF_STRING_TABLE_HPP
0N/A#define __ELF_STRING_TABLE_HPP
0N/A
0N/A#ifndef _WINDOWS
0N/A
0N/A#include "memory/allocation.hpp"
0N/A#include "utilities/decoder.hpp"
0N/A#include "utilities/elfFile.hpp"
4632N/A

// The string table represents a string table section in an elf file.
// Whenever there is enough memory, it will load whole string table as
// one blob. Otherwise, it will load string from file when requested.

#define MAX_SYMBOL_LEN  256

class ElfStringTable: CHeapObj {
  friend class ElfFile;
 public:
  ElfStringTable(FILE* file, Elf_Shdr shdr, int index);
  ~ElfStringTable();

  // section index
  int index() { return m_index; };

  // get string at specified offset
  const char* string_at(int offset);

  // get status code
  Decoder::decoder_status get_status() { return m_status; };

 protected:
  ElfStringTable*        m_next;

  // section index
  int                      m_index;

  // holds complete string table if can
  // allocate enough memory
  const char*              m_table;

  // file contains string table
  FILE*                    m_file;

  // section header
  Elf_Shdr                 m_shdr;

  // buffer for reading individual string
  char                     m_symbol[MAX_SYMBOL_LEN];

  // error code
  Decoder::decoder_status  m_status;
};

#endif // _WINDOWS

#endif // __ELF_STRING_TABLE_HPP