ELFIO/examples/RelocationTable/RelocationTable.cpp

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2012-02-18 10:01:36 +00:00
#include <cstdio>
#include <ELFIO.h>
int main( int, char* argv[] )
{
// Create a ELFI reader
IELFI* pReader;
ELFIO::GetInstance()->CreateELFI( &pReader );
// Initialize it
char* filename = argv[1];
pReader->Load( filename );
// Get .text relocation entry
// List all sections of the file
int i;
int nSecNo = pReader->GetSectionsNum();
for ( i = 0; i < nSecNo; ++i ) { // For all sections
const IELFISection* pSec = pReader->GetSection( i );
if ( SHT_REL != pSec->GetType() && SHT_RELA != pSec->GetType() ) {
pSec->Release();
continue;
}
const IELFIRelocationTable* pRel = 0;
pReader->CreateSectionReader( IELFI::ELFI_RELOCATION, pSec, (void**)&pRel );
// Print all entries
Elf64_Addr offset;
Elf64_Addr symbolValue;
std::string symbolName;
unsigned char type;
Elf_Sxword addend;
Elf_Sxword calcValue;
Elf_Xword nNum = pRel->GetEntriesNum();
if ( 0 < nNum ) {
std::printf( "\nSection name: %s\n", pSec->GetName().c_str() );
std::printf( " Num Type Offset Addend Calc SymValue SymName\n" );
for ( Elf_Xword i = 0; i < nNum; ++i ) {
pRel->GetEntry( i, offset, symbolValue, symbolName,
type, addend, calcValue );
std::printf( "[%4llx] %02x %08llx %08llx %08llx %08llx %s\n",
i, type, offset,
addend, calcValue,
symbolValue, symbolName.c_str() );
}
}
pSec->Release();
pRel->Release();
}
// Free resources
pReader->Release();
return 0;
}