| /* ==================================================================== |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 2000-2002 The Apache Software Foundation. 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. The end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Apache" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache", |
| * nor may "Apache" appear in their name, without prior written |
| * permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``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 SOFTWARE FOUNDATION 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 Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| * |
| * Portions of this software are based upon public domain software |
| * originally written at the National Center for Supercomputing Applications, |
| * University of Illinois, Urbana-Champaign. |
| */ |
| |
| /************************************************************************ |
| * 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 "ap_config.h" |
| #include "apr_portable.h" |
| #include "apr_strings.h" |
| #include "httpd.h" |
| #include "util_md5.h" |
| #include "util_ebcdic.h" |
| |
| AP_DECLARE(char *) ap_md5_binary(apr_pool_t *p, const unsigned char *buf, int length) |
| { |
| const char *hex = "0123456789abcdef"; |
| apr_md5_ctx_t my_md5; |
| unsigned char hash[MD5_DIGESTSIZE]; |
| char *r, result[33]; /* (MD5_DIGESTSIZE * 2) + 1 */ |
| int i; |
| |
| /* |
| * Take the MD5 hash of the string argument. |
| */ |
| |
| apr_md5_init(&my_md5); |
| #if APR_CHARSET_EBCDIC |
| apr_md5_set_xlate(&my_md5, ap_hdrs_to_ascii); |
| #endif |
| apr_md5_update(&my_md5, buf, (unsigned int)length); |
| apr_md5_final(hash, &my_md5); |
| |
| for (i = 0, r = result; i < MD5_DIGESTSIZE; i++) { |
| *r++ = hex[hash[i] >> 4]; |
| *r++ = hex[hash[i] & 0xF]; |
| } |
| *r = '\0'; |
| |
| return apr_pstrndup(p, result, MD5_DIGESTSIZE*2); |
| } |
| |
| AP_DECLARE(char *) ap_md5(apr_pool_t *p, const unsigned char *string) |
| { |
| return ap_md5_binary(p, string, (int) strlen((char *)string)); |
| } |
| |
| /* 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+/"; |
| |
| AP_DECLARE(char *) ap_md5contextTo64(apr_pool_t *a, apr_md5_ctx_t *context) |
| { |
| unsigned char digest[18]; |
| char *encodedDigest; |
| int i; |
| char *p; |
| |
| encodedDigest = (char *) apr_pcalloc(a, 25 * sizeof(char)); |
| |
| apr_md5_final(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; |
| } |
| |
| AP_DECLARE(char *) ap_md5digest(apr_pool_t *p, apr_file_t *infile) |
| { |
| apr_md5_ctx_t context; |
| unsigned char buf[1000]; |
| long length = 0; |
| apr_size_t nbytes; |
| apr_off_t offset = 0L; |
| |
| apr_md5_init(&context); |
| nbytes = sizeof(buf); |
| while (apr_file_read(infile, buf, &nbytes) == APR_SUCCESS) { |
| length += nbytes; |
| apr_md5_update(&context, buf, nbytes); |
| } |
| apr_file_seek(infile, APR_SET, &offset); |
| return ap_md5contextTo64(p, &context); |
| } |
| |