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Annotation of embedaddon/istgt/src/istgt_md5.c, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (C) 2008-2010 Daisuke Aoyama <aoyama@peach.ne.jp>.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms, with or without
                      6:  * modification, are permitted provided that the following conditions
                      7:  * are met:
                      8:  * 1. Redistributions of source code must retain the above copyright
                      9:  *    notice, this list of conditions and the following disclaimer.
                     10:  * 2. Redistributions in binary form must reproduce the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer in the
                     12:  *    documentation and/or other materials provided with the distribution.
                     13:  *
                     14:  * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
                     15:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     16:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     17:  * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
                     18:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     19:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     20:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     21:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     22:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     23:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     24:  * SUCH DAMAGE.
                     25:  *
                     26:  */
                     27: 
                     28: #ifdef HAVE_CONFIG_H
                     29: #include "config.h"
                     30: #endif
                     31: 
                     32: #include <inttypes.h>
                     33: #include <stdint.h>
                     34: 
                     35: #include <stddef.h>
                     36: #include <openssl/md5.h>
                     37: 
                     38: #include "istgt.h"
                     39: #include "istgt_md5.h"
                     40: 
                     41: int
                     42: istgt_md5init(ISTGT_MD5CTX *md5ctx)
                     43: {
                     44:        int rc;
                     45: 
                     46:        if (md5ctx == NULL)
                     47:                return -1;
                     48:        rc = MD5_Init(&md5ctx->md5ctx);
                     49:        return rc;
                     50: }
                     51: 
                     52: int
                     53: istgt_md5final(void *md5, ISTGT_MD5CTX *md5ctx)
                     54: {
                     55:        int rc;
                     56: 
                     57:        if (md5ctx == NULL || md5 == NULL)
                     58:                return -1;
                     59:        rc = MD5_Final(md5, &md5ctx->md5ctx);
                     60:        return rc;
                     61: }
                     62: 
                     63: int
                     64: istgt_md5update(ISTGT_MD5CTX *md5ctx, const void *data, size_t len)
                     65: {
                     66:        int rc;
                     67: 
                     68:        if (md5ctx == NULL)
                     69:                return -1;
                     70:        if (data == NULL || len <= 0)
                     71:                return 0;
                     72:        rc = MD5_Update(&md5ctx->md5ctx, data, len);
                     73:        return rc;
                     74: }