ObjFW  Diff

+ (size_t)blockSize
{
	@throw [OFNotImplementedException newWithClass: self
					      selector: _cmd];
}

- (void)updateWithBuffer: (const char*)buffer
		  ofSize: (size_t)size
		  length: (size_t)length
{
	@throw [OFNotImplementedException newWithClass: isa
					      selector: _cmd];
}

- (uint8_t*)digest
{