From 5dff2d61cc1c27747ee398e04d8e02843aabb1f8 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 7 May 2024 04:04:06 +0200 Subject: Adding upstream version 2.4.38. Signed-off-by: Daniel Baumann --- server/util_md5.c | 166 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 166 insertions(+) create mode 100644 server/util_md5.c (limited to 'server/util_md5.c') diff --git a/server/util_md5.c b/server/util_md5.c new file mode 100644 index 0000000..148c60c --- /dev/null +++ b/server/util_md5.c @@ -0,0 +1,166 @@ +/* Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/************************************************************************ + * 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) +{ + apr_md5_ctx_t my_md5; + unsigned char hash[APR_MD5_DIGESTSIZE]; + char result[2 * APR_MD5_DIGESTSIZE + 1]; + + /* + * 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); + + ap_bin2hex(hash, APR_MD5_DIGESTSIZE, result); + + return apr_pstrndup(p, result, APR_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[4096]; /* keep this a multiple of 64 */ + 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) { + apr_md5_update(&context, buf, nbytes); + nbytes = sizeof(buf); + } + apr_file_seek(infile, APR_SET, &offset); + return ap_md5contextTo64(p, &context); +} + -- cgit v1.2.3