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/* ====================================================================
* Copyright (c) 1995-1997 The Apache Group. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the Apache Group
* for use in the Apache HTTP server project (http://www.apache.org/)."
*
* 4. The names "Apache Server" and "Apache Group" must not be used to
* endorse or promote products derived from this software without
* prior written permission.
*
* 5. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the Apache Group
* for use in the Apache HTTP server project (http://www.apache.org/)."
*
* THIS SOFTWARE IS PROVIDED BY THE APACHE GROUP ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE APACHE GROUP OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Group and was originally based
* on public domain software written at the National Center for
* Supercomputing Applications, University of Illinois, Urbana-Champaign.
* For more information on the Apache Group and the Apache HTTP server
* project, please see <http://www.apache.org/>.
*
*/
/************************************************************************
* NCSA HTTPd Server
* Software Development Group
* National Center for Supercomputing Applications
* University of Illinois at Urbana-Champaign
* 605 E. Springfield, Champaign, IL 61820
* httpd@ncsa.uiuc.edu
*
* Copyright (C) 1995, Board of Trustees of the University of Illinois
*
************************************************************************
*
* md5.c: NCSA HTTPd code which uses the md5c.c RSA Code
*
* Original Code Copyright (C) 1994, Jeff Hostetler, Spyglass, Inc.
* Portions of Content-MD5 code Copyright (C) 1993, 1994 by Carnegie Mellon
* University (see Copyright below).
* Portions of Content-MD5 code Copyright (C) 1991 Bell Communications
* Research, Inc. (Bellcore) (see Copyright below).
* Portions extracted from mpack, John G. Myers - jgm+@cmu.edu
* Content-MD5 Code contributed by Martin Hamilton (martin@net.lut.ac.uk)
*
*/
/* md5.c --Module Interface to MD5. */
/* Jeff Hostetler, Spyglass, Inc., 1994. */
#include "httpd.h"
#include "util_md5.h"
API_EXPORT(char *) md5 (pool *p, unsigned char *string)
{
MD5_CTX my_md5;
unsigned char hash[16];
char *r, result[33];
int i;
/*
* Take the MD5 hash of the string argument.
*/
MD5Init(&my_md5);
MD5Update(&my_md5, string, strlen((const char *)string));
MD5Final(hash, &my_md5);
for (i=0, r=result; i<16; i++, r+=2)
sprintf(r, "%02x", hash[i]);
*r = '\0';
return pstrdup(p, result);
}
/* these portions extracted from mpack, John G. Myers - jgm+@cmu.edu */
/* (C) Copyright 1993,1994 by Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of Carnegie
* Mellon University not be used in advertising or publicity
* pertaining to distribution of the software without specific,
* written prior permission. Carnegie Mellon University makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied
* warranty.
*
* CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
/*
* Copyright (c) 1991 Bell Communications Research, Inc. (Bellcore)
*
* Permission to use, copy, modify, and distribute this material
* for any purpose and without fee is hereby granted, provided
* that the above copyright notice and this permission notice
* appear in all copies, and that the name of Bellcore not be
* used in advertising or publicity pertaining to this
* material without the specific, prior written permission
* of an authorized representative of Bellcore. BELLCORE
* MAKES NO REPRESENTATIONS ABOUT THE ACCURACY OR SUITABILITY
* OF THIS MATERIAL FOR ANY PURPOSE. IT IS PROVIDED "AS IS",
* WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES.
*/
static char basis_64[] =
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
API_EXPORT(char *) md5contextTo64(pool *a, MD5_CTX *context)
{
unsigned char digest[18];
char *encodedDigest;
int i;
char *p;
encodedDigest = (char *)pcalloc(a, 25 * sizeof(char));
MD5Final(digest, context);
digest[sizeof(digest)-1] = digest[sizeof(digest)-2] = 0;
p = encodedDigest;
for (i=0; i < sizeof(digest); i+=3) {
*p++ = basis_64[digest[i]>>2];
*p++ = basis_64[((digest[i] & 0x3)<<4) | ((int)(digest[i+1] & 0xF0)>>4)];
*p++ = basis_64[((digest[i+1] & 0xF)<<2) | ((int)(digest[i+2] & 0xC0)>>6)];
*p++ = basis_64[digest[i+2] & 0x3F];
}
*p-- = '\0';
*p-- = '=';
*p-- = '=';
return encodedDigest;
}
API_EXPORT(char *) md5digest(pool *p, FILE *infile)
{
MD5_CTX context;
unsigned char buf[1000];
long length = 0;
int nbytes;
MD5Init(&context);
while ((nbytes = fread(buf, 1, sizeof(buf), infile))) {
length += nbytes;
MD5Update(&context, buf, nbytes);
}
rewind(infile);
return md5contextTo64(p, &context);
}
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