DWARFDataExtractor.h revision 341825
1//===-- DWARFDataExtractor.h ------------------------------------*- C++ -*-===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10#ifndef liblldb_DWARFDataExtractor_h_ 11#define liblldb_DWARFDataExtractor_h_ 12 13// Other libraries and framework includes. 14#include "lldb/Core/dwarf.h" 15#include "lldb/Utility/DataExtractor.h" 16 17namespace lldb_private { 18 19class DWARFDataExtractor : public DataExtractor { 20public: 21 DWARFDataExtractor() : DataExtractor(), m_is_dwarf64(false) {} 22 23 DWARFDataExtractor(const DWARFDataExtractor &data, lldb::offset_t offset, 24 lldb::offset_t length) 25 : DataExtractor(data, offset, length), m_is_dwarf64(false) {} 26 27 uint64_t GetDWARFInitialLength(lldb::offset_t *offset_ptr) const; 28 29 dw_offset_t GetDWARFOffset(lldb::offset_t *offset_ptr) const; 30 31 size_t GetDWARFSizeofInitialLength() const { return m_is_dwarf64 ? 12 : 4; } 32 size_t GetDWARFSizeOfOffset() const { return m_is_dwarf64 ? 8 : 4; } 33 bool IsDWARF64() const { return m_is_dwarf64; } 34 35protected: 36 mutable bool m_is_dwarf64; 37}; 38} 39 40#endif // liblldb_DWARFDataExtractor_h_ 41