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Annotation of src/include/md4.h, Revision 1.12

1.12    ! millert     1: /*     $OpenBSD: md4.h,v 1.11 2003/10/07 22:17:27 avsm Exp $   */
1.1       niklas      2:
1.12    ! millert     3: /*
        !             4:  * This code implements the MD4 message-digest algorithm.
        !             5:  * The algorithm is due to Ron Rivest.  This code was
        !             6:  * written by Colin Plumb in 1993, no copyright is claimed.
        !             7:  * This code is in the public domain; do with it what you wish.
        !             8:  * Todd C. Miller modified the MD5 code to do MD4 based on RFC 1186.
        !             9:  *
        !            10:  * Equivalent code is available from RSA Data Security, Inc.
        !            11:  * This code has been tested against that, and is equivalent,
        !            12:  * except that you don't need to include two pages of legalese
        !            13:  * with every copy.
1.1       niklas     14:  */
                     15:
                     16: #ifndef _MD4_H_
                     17: #define _MD4_H_
1.3       millert    18:
1.12    ! millert    19: #define        MD4_BLOCK_LENGTH                64
        !            20: #define        MD4_DIGEST_LENGTH               16
        !            21: #define        MD4_DIGEST_STRING_LENGTH        (MD4_DIGEST_LENGTH * 2 + 1)
        !            22:
1.1       niklas     23: typedef struct MD4Context {
1.12    ! millert    24:        u_int32_t state[4];                     /* state */
        !            25:        u_int64_t count;                        /* number of bits, mod 2^64 */
        !            26:        u_int8_t buffer[MD4_BLOCK_LENGTH];      /* input buffer */
1.1       niklas     27: } MD4_CTX;
                     28:
1.7       millert    29: #include <sys/cdefs.h>
                     30:
                     31: __BEGIN_DECLS
1.12    ! millert    32: void    MD4Init(MD4_CTX *);
        !            33: void    MD4Update(MD4_CTX *, const u_int8_t *, size_t)
1.11      avsm       34:                __attribute__((__bounded__(__string__,2,3)));
1.12    ! millert    35: void    MD4Final(u_int8_t [MD4_DIGEST_LENGTH], MD4_CTX *)
        !            36:                __attribute__((__bounded__(__minbytes__,1,MD4_DIGEST_LENGTH)));
        !            37: void    MD4Transform(u_int32_t [4], const u_int8_t [MD4_BLOCK_LENGTH])
1.11      avsm       38:                __attribute__((__bounded__(__minbytes__,1,4)))
1.12    ! millert    39:                __attribute__((__bounded__(__minbytes__,2,MD4_BLOCK_LENGTH)));
        !            40: char   *MD4End(MD4_CTX *, char [MD4_DIGEST_STRING_LENGTH])
        !            41:                __attribute__((__bounded__(__minbytes__,2,MD4_DIGEST_STRING_LENGTH)));
        !            42: char   *MD4File(char *, char [MD4_DIGEST_STRING_LENGTH])
        !            43:                __attribute__((__bounded__(__minbytes__,2,MD4_DIGEST_STRING_LENGTH)));
        !            44: char   *MD4Data(const u_int8_t *, size_t, char [MD4_DIGEST_STRING_LENGTH])
1.11      avsm       45:                __attribute__((__bounded__(__string__,1,2)))
1.12    ! millert    46:                __attribute__((__bounded__(__minbytes__,3,MD4_DIGEST_STRING_LENGTH)));
1.7       millert    47: __END_DECLS
1.1       niklas     48:
                     49: #endif /* _MD4_H_ */