2 * Copyright (C) 2004-2007, 2009 Internet Systems Consortium, Inc. ("ISC")
3 * Copyright (C) 2000, 2001 Internet Software Consortium.
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
9 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
10 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
11 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
12 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
13 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
14 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
15 * PERFORMANCE OF THIS SOFTWARE.
18 /* $Id: hmacmd5.h,v 1.14 2009/02/06 23:47:42 tbox Exp $ */
20 /*! \file isc/hmacmd5.h
21 * \brief This is the header file for the HMAC-MD5 keyed hash algorithm
22 * described in RFC2104.
26 #define ISC_HMACMD5_H 1
30 #include <isc/platform.h>
31 #include <isc/types.h>
33 #define ISC_HMACMD5_KEYLENGTH 64
35 #ifdef ISC_PLATFORM_OPENSSLHASH
36 #include <openssl/hmac.h>
38 typedef HMAC_CTX isc_hmacmd5_t;
44 unsigned char key[ISC_HMACMD5_KEYLENGTH];
51 isc_hmacmd5_init(isc_hmacmd5_t *ctx, const unsigned char *key,
55 isc_hmacmd5_invalidate(isc_hmacmd5_t *ctx);
58 isc_hmacmd5_update(isc_hmacmd5_t *ctx, const unsigned char *buf,
62 isc_hmacmd5_sign(isc_hmacmd5_t *ctx, unsigned char *digest);
65 isc_hmacmd5_verify(isc_hmacmd5_t *ctx, unsigned char *digest);
68 isc_hmacmd5_verify2(isc_hmacmd5_t *ctx, unsigned char *digest, size_t len);
72 #endif /* ISC_HMACMD5_H */