/* ==================================================================== * The Apache Software License, Version 1.1 * * Copyright (c) 2000 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 * . * * 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 "httpd.h" #include "util_md5.h" API_EXPORT(char *) ap_md5_binary(ap_pool_t *p, const unsigned char *buf, int length) { const char *hex = "0123456789abcdef"; AP_MD5_CTX my_md5; unsigned char hash[16]; char *r, result[33]; int i; /* * Take the MD5 hash of the string argument. */ ap_MD5Init(&my_md5); ap_MD5Update(&my_md5, buf, (unsigned int)length); ap_MD5Final(hash, &my_md5); for (i = 0, r = result; i < 16; i++) { *r++ = hex[hash[i] >> 4]; *r++ = hex[hash[i] & 0xF]; } *r = '\0'; return ap_pstrdup(p, result); } API_EXPORT(char *) ap_md5(ap_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+/"; API_EXPORT(char *) ap_md5contextTo64(ap_pool_t *a, AP_MD5_CTX * context) { unsigned char digest[18]; char *encodedDigest; int i; char *p; encodedDigest = (char *) ap_pcalloc(a, 25 * sizeof(char)); ap_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; } #ifdef CHARSET_EBCDIC API_EXPORT(char *) ap_md5digest(ap_pool_t *p, ap_file_t *infile, int convert) { AP_MD5_CTX context; unsigned char buf[1000]; long length = 0; int nbytes; ap_MD5Init(&context); nbytes = sizeof(buf); while (ap_read(infile, buf, &nbytes) == APR_SUCCESS) { length += nbytes; if (!convert) { ascii2ebcdic(buf, buf, nbytes); } ap_MD5Update(&context, buf, nbytes); } ap_seek(infile, 0L, APR_SET); return ap_md5contextTo64(p, &context); } #else API_EXPORT(char *) ap_md5digest(ap_pool_t *p, ap_file_t *infile) { AP_MD5_CTX context; unsigned char buf[1000]; long length = 0; ap_ssize_t nbytes; ap_MD5Init(&context); nbytes = sizeof(buf); while (ap_read(infile, buf, &nbytes) == APR_SUCCESS) { length += nbytes; ap_MD5Update(&context, buf, nbytes); } ap_seek(infile, 0L, APR_SET); return ap_md5contextTo64(p, &context); } #endif