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Annotation of embedaddon/istgt/src/istgt_md5.c, revision 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: }