xref: /netbsd-src/sys/opencrypto/aesxcbcmac.h (revision 8835ffd08237019b1c2cfd70d4eab20f517cd01d)
1 /* $NetBSD: aesxcbcmac.h,v 1.2 2020/06/29 23:34:48 riastradh Exp $ */
2 
3 #ifndef	_OPENCRYPTO_AESXCBCMAC_H
4 #define	_OPENCRYPTO_AESXCBCMAC_H
5 
6 #include <sys/types.h>
7 
8 #define AES_BLOCKSIZE   16
9 
10 typedef struct {
11 	u_int8_t	e[AES_BLOCKSIZE];
12 	u_int8_t	buf[AES_BLOCKSIZE];
13 	size_t		buflen;
14 	struct aesenc	r_k1s;
15 	int		r_nr; /* key-length-dependent number of rounds */
16 	u_int8_t	k2[AES_BLOCKSIZE];
17 	u_int8_t	k3[AES_BLOCKSIZE];
18 } aesxcbc_ctx;
19 
20 int aes_xcbc_mac_init(void *, const u_int8_t *, u_int16_t);
21 int aes_xcbc_mac_loop(void *, const u_int8_t *, u_int16_t);
22 void aes_xcbc_mac_result(u_int8_t *, void *);
23 
24 #endif	/* _OPENCRYPTO_AESXCBCMAC_H */
25