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Adds methods to ObjectFileELF to access data in ELF segments

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in preparation to add support for ELF core files.

Patch by Samuel Jacob!

llvm-svn: 186114
This commit is contained in:
Ashok Thirumurthi
2013-07-11 20:39:00 +00:00
parent ed0f6468b8
commit 4822d9263a
2 changed files with 40 additions and 1 deletions
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29
lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp
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@@ -801,6 +801,33 @@ ObjectFileELF::GetSectionHeaderInfo(SectionHeaderColl &section_headers,
return 0;
}
size_t
ObjectFileELF::GetProgramHeaderCount()
{
return ParseProgramHeaders();
}
const elf::ELFProgramHeader *
ObjectFileELF::GetProgramHeaderByIndex(lldb::user_id_t id)
{
if (!id || !ParseProgramHeaders())
return NULL;
if (--id < m_program_headers.size())
return &m_program_headers[id];
return NULL;
}
DataExtractor
ObjectFileELF::GetSegmentDataByIndex(lldb::user_id_t id)
{
const elf::ELFProgramHeader *segment_header = GetProgramHeaderByIndex(id);
if (segment_header == NULL)
return DataExtractor();
return DataExtractor(m_data, segment_header->p_offset, segment_header->p_filesz);
}
//----------------------------------------------------------------------
// ParseSectionHeaders
//----------------------------------------------------------------------
@@ -813,7 +840,7 @@ ObjectFileELF::ParseSectionHeaders()
const ObjectFileELF::ELFSectionHeaderInfo *
ObjectFileELF::GetSectionHeaderByIndex(lldb::user_id_t id)
{
if (!ParseSectionHeaders() || !id)
if (!id || !ParseSectionHeaders())
return NULL;
if (--id < m_section_headers.size())