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quagga 1.0.20160315

    1: /* $USAGI: md5.h,v 1.2 2000/11/02 11:59:25 yoshfuji Exp $ */
    2: /*	$KAME: md5.h,v 1.4 2000/03/27 04:36:22 sumikawa Exp $	*/
    3: /*	$Id: md5.h,v 1.1.1.3 2016/11/02 10:09:10 misho Exp $ */
    4: 
    5: /*
    6:  * Copyright (C) 2004 6WIND
    7:  *                          <Vincent.Jardin@6WIND.com>
    8:  * All rights reserved.
    9:  *
   10:  * This MD5 code is Big endian and Little Endian compatible.
   11:  */
   12: 
   13: /*
   14:  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
   15:  * All rights reserved.
   16:  *
   17:  * Redistribution and use in source and binary forms, with or without
   18:  * modification, are permitted provided that the following conditions
   19:  * are met:
   20:  * 1. Redistributions of source code must retain the above copyright
   21:  *    notice, this list of conditions and the following disclaimer.
   22:  * 2. Redistributions in binary form must reproduce the above copyright
   23:  *    notice, this list of conditions and the following disclaimer in the
   24:  *    documentation and/or other materials provided with the distribution.
   25:  * 3. Neither the name of the project nor the names of its contributors
   26:  *    may be used to endorse or promote products derived from this software
   27:  *    without specific prior written permission.
   28:  *
   29:  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
   30:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   31:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   32:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
   33:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   34:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   35:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   36:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   37:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   38:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   39:  * SUCH DAMAGE.
   40:  */
   41: 
   42: #ifndef _LIBZEBRA_MD5_H_
   43: #define _LIBZEBRA_MD5_H_
   44: 
   45: #define MD5_BUFLEN	64
   46: 
   47: typedef struct {
   48: 	union {
   49: 		uint32_t	md5_state32[4];
   50: 		uint8_t	md5_state8[16];
   51: 	} md5_st;
   52: 
   53: #define md5_sta		md5_st.md5_state32[0]
   54: #define md5_stb		md5_st.md5_state32[1]
   55: #define md5_stc		md5_st.md5_state32[2]
   56: #define md5_std		md5_st.md5_state32[3]
   57: #define md5_st8		md5_st.md5_state8
   58: 
   59: 	union {
   60: 		uint64_t	md5_count64;
   61: 		uint8_t	md5_count8[8];
   62: 	} md5_count;
   63: #define md5_n	md5_count.md5_count64
   64: #define md5_n8	md5_count.md5_count8
   65: 
   66: 	uint	md5_i;
   67: 	uint8_t	md5_buf[MD5_BUFLEN];
   68: } md5_ctxt;
   69: 
   70: extern void md5_init (md5_ctxt *);
   71: extern void md5_loop (md5_ctxt *, const void *, u_int);
   72: extern void md5_pad (md5_ctxt *);
   73: extern void md5_result (uint8_t *, md5_ctxt *);
   74: 
   75: /* compatibility */
   76: #define MD5_CTX		md5_ctxt
   77: #define MD5Init(x)	md5_init((x))
   78: #define MD5Update(x, y, z)	md5_loop((x), (y), (z))
   79: #define MD5Final(x, y) \
   80: do {				\
   81: 	md5_pad((y));		\
   82: 	md5_result((x), (y));	\
   83: } while (0)
   84: 
   85: /* From RFC 2104 */
   86: void hmac_md5(unsigned char* text, int text_len, unsigned char* key,
   87:               int key_len, uint8_t *digest);
   88: 
   89: #endif /* ! _LIBZEBRA_MD5_H_*/