1*ebfedea0SLionel Sambuc /* $NetBSD: crypto.h,v 1.3 2011/02/11 23:44:43 christos Exp $ */ 2*ebfedea0SLionel Sambuc 3*ebfedea0SLionel Sambuc /* 4*ebfedea0SLionel Sambuc * Copyright (c) 2010 The NetBSD Foundation, Inc. 5*ebfedea0SLionel Sambuc * All rights reserved. 6*ebfedea0SLionel Sambuc * 7*ebfedea0SLionel Sambuc * This code is derived from software contributed to The NetBSD Foundation 8*ebfedea0SLionel Sambuc * by Mateusz Kocielski. 9*ebfedea0SLionel Sambuc * 10*ebfedea0SLionel Sambuc * Redistribution and use in source and binary forms, with or without 11*ebfedea0SLionel Sambuc * modification, are permitted provided that the following conditions 12*ebfedea0SLionel Sambuc * are met: 13*ebfedea0SLionel Sambuc * 1. Redistributions of source code must retain the above copyright 14*ebfedea0SLionel Sambuc * notice, this list of conditions and the following disclaimer. 15*ebfedea0SLionel Sambuc * 2. Redistributions in binary form must reproduce the above copyright 16*ebfedea0SLionel Sambuc * notice, this list of conditions and the following disclaimer in the 17*ebfedea0SLionel Sambuc * documentation and/or other materials provided with the distribution. 18*ebfedea0SLionel Sambuc * 3. All advertising materials mentioning features or use of this software 19*ebfedea0SLionel Sambuc * must display the following acknowledgement: 20*ebfedea0SLionel Sambuc * This product includes software developed by the NetBSD 21*ebfedea0SLionel Sambuc * Foundation, Inc. and its contributors. 22*ebfedea0SLionel Sambuc * 4. Neither the name of The NetBSD Foundation nor the names of its 23*ebfedea0SLionel Sambuc * contributors may be used to endorse or promote products derived 24*ebfedea0SLionel Sambuc * from this software without specific prior written permission. 25*ebfedea0SLionel Sambuc * 26*ebfedea0SLionel Sambuc * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27*ebfedea0SLionel Sambuc * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28*ebfedea0SLionel Sambuc * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29*ebfedea0SLionel Sambuc * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30*ebfedea0SLionel Sambuc * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31*ebfedea0SLionel Sambuc * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32*ebfedea0SLionel Sambuc * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33*ebfedea0SLionel Sambuc * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34*ebfedea0SLionel Sambuc * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35*ebfedea0SLionel Sambuc * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36*ebfedea0SLionel Sambuc * POSSIBILITY OF SUCH DAMAGE. 37*ebfedea0SLionel Sambuc */ 38*ebfedea0SLionel Sambuc 39*ebfedea0SLionel Sambuc #ifndef _CRYPTO_H_ 40*ebfedea0SLionel Sambuc #define _CRYPTO_H_ 41*ebfedea0SLionel Sambuc 42*ebfedea0SLionel Sambuc /* hmac md5 digest length in ascii format */ 43*ebfedea0SLionel Sambuc #define HMAC_MD5_DIGEST_LENGTH 32 44*ebfedea0SLionel Sambuc 45*ebfedea0SLionel Sambuc /* nonce/random functions */ 46*ebfedea0SLionel Sambuc char *saslc__crypto_nonce(size_t); 47*ebfedea0SLionel Sambuc 48*ebfedea0SLionel Sambuc /* encoding functions */ 49*ebfedea0SLionel Sambuc int saslc__crypto_decode_base64(const char *, size_t, void **, size_t *); 50*ebfedea0SLionel Sambuc int saslc__crypto_encode_base64(const void *, size_t, char **, size_t *); 51*ebfedea0SLionel Sambuc char *saslc__crypto_hash_to_hex(const uint8_t *); 52*ebfedea0SLionel Sambuc 53*ebfedea0SLionel Sambuc /* hashing functions */ 54*ebfedea0SLionel Sambuc void saslc__crypto_md5_hash(const char *, size_t, unsigned char *); 55*ebfedea0SLionel Sambuc char *saslc__crypto_md5_hex(const char *, size_t); 56*ebfedea0SLionel Sambuc int saslc__crypto_hmac_md5_hash(const unsigned char *, size_t, 57*ebfedea0SLionel Sambuc const unsigned char *, size_t, unsigned char *); 58*ebfedea0SLionel Sambuc char *saslc__crypto_hmac_md5_hex(const unsigned char *, size_t, 59*ebfedea0SLionel Sambuc const unsigned char *, size_t); 60*ebfedea0SLionel Sambuc 61*ebfedea0SLionel Sambuc #endif /* ! _CRYPTO_H_ */ 62