md5hl.c

著名的 helix realplayer 基于手机 symbian 系统的 播放器全套源代码

/* ***** BEGIN LICENSE BLOCK ***** 
 * Version: RCSL 1.0/RPSL 1.0 
 *  
 * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved. 
 *      
 * The contents of this file, and the files included with this file, are 
 * subject to the current version of the RealNetworks Public Source License 
 * Version 1.0 (the "RPSL") available at 
 * http://www.helixcommunity.org/content/rpsl unless you have licensed 
 * the file under the RealNetworks Community Source License Version 1.0 
 * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl, 
 * in which case the RCSL will apply. You may also obtain the license terms 
 * directly from RealNetworks.  You may not use this file except in 
 * compliance with the RPSL or, if you have a valid RCSL with RealNetworks 
 * applicable to this file, the RCSL.  Please see the applicable RPSL or 
 * RCSL for the rights, obligations and limitations governing use of the 
 * contents of the file.  
 *  
 * This file is part of the Helix DNA Technology. RealNetworks is the 
 * developer and/or licensor of the Original Code and owns the copyrights 
 * in the portions it created.  
 *  
 * This file, and the files included with this file, is distributed and made 
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 * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES, 
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 * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 
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 * ***** END LICENSE BLOCK ***** */ 

/* md5hl.c
 * ----------------------------------------------------------------------------
 * "THE BEER-WARE LICENSE" (Revision 42):
 * <[e-mail]> wrote this file.  As long as you retain this notice you
 * can do whatever you want with this stuff. If we meet some day, and you think
 * this stuff is worth it, you can buy me a beer in return.   Poul-Henning Kamp
 * ----------------------------------------------------------------------------
 *
 */

#include "md5.h"

char *
MD5End(md5_state_t *ctx, char *p)
{
    int i;
    unsigned char digest[16]; /* Flawfinder: ignore */
    static const char hex[]="0123456789abcdef";

    md5_finish(digest,ctx);
    for(i=0;i<16;i++) {
	p[i+i] = hex[digest[i] >> 4];
	p[i+i+1] = hex[digest[i] & 0x0f];
    }
    p[i+i] = '\0';
    return p;
}

char *
MD5Data (char *buf, const unsigned char *data, unsigned int len)
{
    md5_state_t ctx;

    md5_init(&ctx);
    md5_append(&ctx,data,len);
    return MD5End(&ctx, buf);
}