Method RawProcessBlock

src/cryptopp/des.cpp:336–367

}

void RawDES::RawProcessBlock(word32 &l_, word32 &r_) const
{
	word32 l = l_, r = r_;
	const word32 *kptr=k;

	for (unsigned i=0; i<8; i++)
	{
		word32 work = rotrFixed(r, 4U) ^ kptr[4*i+0];
		l ^= Spbox[6][(work) & 0x3f]
		  ^  Spbox[4][(work >> 8) & 0x3f]
		  ^  Spbox[2][(work >> 16) & 0x3f]
		  ^  Spbox[0][(work >> 24) & 0x3f];
		work = r ^ kptr[4*i+1];
		l ^= Spbox[7][(work) & 0x3f]
		  ^  Spbox[5][(work >> 8) & 0x3f]
		  ^  Spbox[3][(work >> 16) & 0x3f]
		  ^  Spbox[1][(work >> 24) & 0x3f];

		work = rotrFixed(l, 4U) ^ kptr[4*i+2];
		r ^= Spbox[6][(work) & 0x3f]
		  ^  Spbox[4][(work >> 8) & 0x3f]
		  ^  Spbox[2][(work >> 16) & 0x3f]
		  ^  Spbox[0][(work >> 24) & 0x3f];
		work = l ^ kptr[4*i+3];
		r ^= Spbox[7][(work) & 0x3f]
		  ^  Spbox[5][(work >> 8) & 0x3f]
		  ^  Spbox[3][(work >> 16) & 0x3f]
		  ^  Spbox[1][(work >> 24) & 0x3f];
	}

	l_ = l; r_ = r;
}

void DES_EDE2::Base::UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs &)
{