ObjFW  Diff

{
	uint32_t t;

	if (size == 0)
		return self;

	if (calculated)
		/* FIXME: Maybe a new exception would be better */
		@throw [OFInvalidArgumentException newWithClass: isa];
		@throw [OFHashAlreadyCalculatedException newWithClass: isa];

	/* Update bitcount */
	t = bits[0];
	if ((bits[0] = t + ((uint32_t)size << 3)) < t)
		/* Carry from low to high */
		bits[1]++;
	bits[1] += size >> 29;

- updateWithBuffer: (const char*)buf
	    ofSize: (size_t)size
{
	if (size == 0)
		return self;

	if (calculated)
		/* FIXME: Maybe a new exception would be better */
		@throw [OFInvalidArgumentException newWithClass: isa];
		@throw [OFHashAlreadyCalculatedException newWithClass: isa];

	sha1_update(state, &count, buffer, buf, size);

	return self;
}

- (uint8_t*)digest