32 #define ECB_WALK_ADVANCE(blocks) do {					\  argument
33 	dst += (blocks) * __bsize;					\
34 	src += (blocks) * __bsize;					\
35 	nbytes -= (blocks) * __bsize;					\
38 #define ECB_BLOCK(blocks, func) do {					\  argument
39 	const int __blocks = (blocks);					\
46 		ECB_WALK_ADVANCE(blocks);				\
61 #define CBC_DEC_BLOCK(blocks, func) do {				\  argument
62 	const int __blocks = (blocks);					\
68 		const u8 *__iv = src + ((blocks) - 1) * __bsize;	\
74 		ECB_WALK_ADVANCE(blocks);				\