DWARFDataExtractor.cpp revision 314564 
1//===-- DWARFDataExtractor.cpp ----------------------------------*- 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#include "DWARFDataExtractor.h"
11
12namespace lldb_private {
13
14uint64_t
15DWARFDataExtractor::GetDWARFInitialLength(lldb::offset_t *offset_ptr) const {
16  uint64_t length = GetU32(offset_ptr);
17  m_is_dwarf64 = (length == UINT32_MAX);
18  if (m_is_dwarf64)
19    length = GetU64(offset_ptr);
20  return length;
21}
22
23dw_offset_t
24DWARFDataExtractor::GetDWARFOffset(lldb::offset_t *offset_ptr) const {
25  return GetMaxU64(offset_ptr, m_is_dwarf64 ? 8 : 4);
26}
27}
28