Ejemplos de ellipticalEnc en C++ (Cpp)

Ejemplo n.º 1

Archivo: z3ResEx.cpp Proyecto: EndScene/z3ResEx

bool z3ResEx::z3Decrypt
(
	TMemoryStream &src,
	TMemoryStream &dst,
	unsigned char *key,
	unsigned int keylen
)
{
	StringSource keyStr( key, keylen, true );
	
	AutoSeededRandomPool rng;
	ECIES<ECP>::Decryptor ellipticalEnc( keyStr );
	
	unsigned char *tmpBuffer( new unsigned char[ src.Size() ] );

	DecodingResult dr = ellipticalEnc.Decrypt( rng, src.Data(), src.Size(), tmpBuffer );
	
	if( !( dr.isValidCoding ) || ( dr.messageLength == 0 ) )
	{
		delete tmpBuffer;
		return false;
	}

	dst.Write( tmpBuffer, dr.messageLength );

	delete tmpBuffer;

	return true;
}

Ejemplo n.º 2

Archivo: z3ResEx.cpp Proyecto: x1nixmzeng/z3ResEx

bool z3ResEx::z3Decrypt
(
	TMemoryStream &src,
	TMemoryStream &dst,
	unsigned char *key,
	unsigned int keylen
)
{
	StringSource keyStr( key, keylen, true );
	
	AutoSeededRandomPool rng;
	ECIES<ECP>::Decryptor ellipticalEnc( keyStr );
	
  vector<unsigned char> tmpBuffer(src.Size());
	DecodingResult dr = ellipticalEnc.Decrypt( rng, src.Data(), src.Size(), &tmpBuffer[0] );
	
	if( dr.isValidCoding && dr.messageLength > 0 )
	{
    dst.Write(&tmpBuffer[0], dr.messageLength);
    return true;
	}

	return false;
}