ELFIO/elfio/elfo_dynamic.hpp
2012-06-24 09:02:32 +03:00

76 lines
1.5 KiB
C++

#ifndef ELFO_DYNAMIC_HPP
#define ELFO_DYNAMIC_HPP
// Dynamic section producer
class ELFODynamicWriter : public IELFODynamicWriter
{
public:
ELFODynamicWriter( IELFO* pIELFO, IELFOSection* pSection );
~ELFODynamicWriter();
virtual int addRef();
virtual int release();
virtual ELFIO_Err addEntry( Elf_Sword tag, Elf_Word value );
private:
int m_nRefCnt;
IELFO* m_pIELFO;
IELFOSection* m_pSection;
};
ELFODynamicWriter::ELFODynamicWriter( IELFO* pIELFO, IELFOSection* pSection ) :
m_nRefCnt( 1 ),
m_pIELFO( pIELFO ),
m_pSection( pSection )
{
m_pIELFO->addRef();
m_pSection->addRef();
}
ELFODynamicWriter::~ELFODynamicWriter()
{
}
int
ELFODynamicWriter::addRef()
{
m_pIELFO->addRef();
m_pSection->addRef();
return ++m_nRefCnt;
}
int
ELFODynamicWriter::release()
{
int nRet = --m_nRefCnt;
IELFO* pIELFO = m_pIELFO;
IELFOSection* pSec = m_pSection;
if ( 0 == m_nRefCnt ) {
delete this;
}
pSec->release();
pIELFO->release();
return nRet;
}
ELFIO_Err
ELFODynamicWriter::addEntry( Elf_Sword tag, Elf_Word value )
{
Elf64_Dyn entry;
entry.d_tag = convert2host( tag, m_pIELFO->get_encoding() );
entry.d_un.d_val = convert2host( value, m_pIELFO->get_encoding() );
return m_pSection->appendData( reinterpret_cast<const char*>( &entry ),
sizeof( entry ) );
}
#endif // ELFO_DYNAMIC_HPP