00001 /* 00002 * The Apache Software License, Version 1.1 00003 * 00004 * 00005 * Copyright (c) 1999 The Apache Software Foundation. All rights 00006 * reserved. 00007 * 00008 * Redistribution and use in source and binary forms, with or without 00009 * modification, are permitted provided that the following conditions 00010 * are met: 00011 * 00012 * 1. Redistributions of source code must retain the above copyright 00013 * notice, this list of conditions and the following disclaimer. 00014 * 00015 * 2. Redistributions in binary form must reproduce the above copyright 00016 * notice, this list of conditions and the following disclaimer in 00017 * the documentation and/or other materials provided with the 00018 * distribution. 00019 * 00020 * 3. The end-user documentation included with the redistribution, 00021 * if any, must include the following acknowledgment: 00022 * "This product includes software developed by the 00023 * Apache Software Foundation (http://www.apache.org/)." 00024 * Alternately, this acknowledgment may appear in the software itself, 00025 * if and wherever such third-party acknowledgments normally appear. 00026 * 00027 * 4. The names "<WebSig>" and "Apache Software Foundation" must 00028 * not be used to endorse or promote products derived from this 00029 * software without prior written permission. For written 00030 * permission, please contact apache@apache.org. 00031 * 00032 * 5. Products derived from this software may not be called "Apache", 00033 * nor may "Apache" appear in their name, without prior written 00034 * permission of the Apache Software Foundation. 00035 * 00036 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 00037 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 00038 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00039 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 00040 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00041 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00042 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 00043 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 00044 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00045 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 00046 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00047 * SUCH DAMAGE. 00048 * ==================================================================== 00049 * 00050 * This software consists of voluntary contributions made by many 00051 * individuals on behalf of the Apache Software Foundation and was 00052 * originally based on software copyright (c) 2001, Institute for 00053 * Data Communications Systems, <http://www.nue.et-inf.uni-siegen.de/>. 00054 * The development of this software was partly funded by the European 00055 * Commission in the <WebSig> project in the ISIS Programme. 00056 * For more information on the Apache Software Foundation, please see 00057 * <http://www.apache.org/>. 00058 */ 00059 00060 /* 00061 * XSEC 00062 * 00063 * XSECCryptoProvider := Base virtual class to define a hash algorithm 00064 * 00065 * Author(s): Berin Lautenbach 00066 * 00067 * $ID$ 00068 * 00069 * $LOG$ 00070 * 00071 */ 00072 00073 #ifndef XSECCRYPTOHASH_INCLUDE 00074 #define XSECCRYPTOHASH_INCLUDE 00075 00076 #include <xsec/framework/XSECDefs.hpp> 00077 #include <xsec/enc/XSECCryptoKey.hpp> 00078 00079 #define XSEC_MAX_HASH_SIZE 256 /* Max size of any expected hash algorithms (oversized) */ 00080 #define XSEC_MAX_HASH_BLOCK_SIZE 64 /* Max size of blocks used - MD5 and SHA1 are both 64 bytes*/ 00081 00102 class DSIG_EXPORT XSECCryptoHash { 00103 00104 00105 public : 00106 00113 enum HashType { 00114 00115 HASH_NONE = 0, 00116 HASH_SHA1 = 1, 00117 HASH_MD5 = 2 00118 00119 }; 00120 00121 // Constructors/Destructors 00122 00123 XSECCryptoHash() {}; 00124 virtual ~XSECCryptoHash() {}; 00125 00128 00136 virtual void reset(void) = 0; // Reset the hash 00137 00149 virtual void hash(unsigned char * data, 00150 unsigned int length) = 0; 00151 00164 virtual unsigned int finish(unsigned char * hash, 00165 unsigned int maxLength) = 0;// Finish and get hash 00166 00168 00171 00180 virtual HashType getHashType(void) = 0; 00181 00183 00186 00200 virtual void setKey(XSECCryptoKey * key) = 0; 00201 00203 00204 }; 00205 00206 #endif /* XSECCRYPTOHASH_INCLUDE */