llvm-project/lldb/source/Plugins/SymbolFile/DWARF/DWARFDataExtractor.cpp

28 lines
783 B
C++

//===-- DWARFDataExtractor.cpp ----------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "DWARFDataExtractor.h"
namespace lldb_private {
uint64_t
DWARFDataExtractor::GetDWARFInitialLength(lldb::offset_t *offset_ptr) const {
uint64_t length = GetU32(offset_ptr);
m_is_dwarf64 = (length == UINT32_MAX);
if (m_is_dwarf64)
length = GetU64(offset_ptr);
return length;
}
dw_offset_t
DWARFDataExtractor::GetDWARFOffset(lldb::offset_t *offset_ptr) const {
return GetMaxU64(offset_ptr, m_is_dwarf64 ? 8 : 4);
}
}