cmac.h

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    1 /*      $OpenBSD: cmac.h,v 1.3 2017/05/02 17:07:06 mikeb Exp $  */
    2 
    3 /*-
    4  * Copyright (c) 2008 Damien Bergamini <damien.bergamini@free.fr>
    5  *
    6  * Permission to use, copy, modify, and distribute this software for any
    7  * purpose with or without fee is hereby granted, provided that the above
    8  * copyright notice and this permission notice appear in all copies.
    9  *
   10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   17  */
   18 
   19 #ifndef _CMAC_H_
   20 #define _CMAC_H_
   21 
   22 #define AES_CMAC_KEY_LENGTH     16
   23 #define AES_CMAC_DIGEST_LENGTH  16
   24 
   25 typedef struct _AES_CMAC_CTX {
   26         AES_CTX         aesctx;
   27         u_int8_t        X[16];
   28         u_int8_t        M_last[16];
   29         u_int           M_n;
   30 } AES_CMAC_CTX;
   31 
   32 __BEGIN_DECLS
   33 void     AES_CMAC_Init(AES_CMAC_CTX *);
   34 void     AES_CMAC_SetKey(AES_CMAC_CTX *, const u_int8_t [AES_CMAC_KEY_LENGTH]);
   35 void     AES_CMAC_Update(AES_CMAC_CTX *, const u_int8_t *, u_int)
   36                 __attribute__((__bounded__(__string__,2,3)));
   37 void     AES_CMAC_Final(u_int8_t [AES_CMAC_DIGEST_LENGTH], AES_CMAC_CTX *)
   38                 __attribute__((__bounded__(__minbytes__,1,AES_CMAC_DIGEST_LENGTH)));
   39 __END_DECLS
   40 
   41 #endif /* _CMAC_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/crypto/cmac.h

FreeBSD/Linux Kernel Cross Reference
sys/crypto/cmac.h