MAX_HASH_BLOCK_SIZE
u8 ipad[MAX_HASH_BLOCK_SIZE];
u8 opad[MAX_HASH_BLOCK_SIZE];
#define HASH_CARRY_MAX MAX_HASH_BLOCK_SIZE
#define SPU_PAD_LEN_MAX (SPU_GCM_CCM_ALIGN + MAX_HASH_BLOCK_SIZE + \