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WinCAPICryptoKeyRSA.hpp

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00001 /*
00002  * The Apache Software License, Version 1.1
00003  *
00004  *
00005  * Copyright (c) 2002-2003 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
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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  * WinCAPICryptoKeyRSA := Windows implementation of RSA Keys
00064  *
00065  * Author(s): Berin Lautenbach
00066  *
00067  * $Id: WinCAPICryptoKeyRSA.hpp,v 1.3 2003/07/05 10:30:33 blautenb Exp $
00068  *
00069  */
00070 
00071 #ifndef WINCAPICRYPTOKEYRSA_INCLUDE
00072 #define WINCAPICRYPTOKEYRSA_INCLUDE
00073 
00074 #include <xsec/enc/XSECCryptoKeyRSA.hpp>
00075 
00076 #if !defined(_WIN32_WINNT)
00077 #   define _WIN32_WINNT 0x0400
00078 #endif
00079 
00080 #include <wincrypt.h>
00081 
00082 class WinCAPICryptoProvider;
00083 
00095 class DSIG_EXPORT WinCAPICryptoKeyRSA : public XSECCryptoKeyRSA {
00096 
00097 public :
00098 
00101 
00102     WinCAPICryptoKeyRSA(WinCAPICryptoProvider * owner);
00103 
00117     WinCAPICryptoKeyRSA(WinCAPICryptoProvider * owner, HCRYPTKEY k, bool havePrivate = false);
00118 
00119     virtual ~WinCAPICryptoKeyRSA();
00120 
00122 
00125 
00133     virtual XSECCryptoKey::KeyType getKeyType();
00134 
00139     virtual const XMLCh * getProviderName() {return DSIGConstants::s_unicodeStrPROVWinCAPI;}
00140     
00145     virtual XSECCryptoKey * clone();
00146 
00148 
00154 
00168     virtual bool verifySHA1PKCS1Base64Signature(const unsigned char * hashBuf, 
00169                                  unsigned int hashLen,
00170                                  const char * base64Signature,
00171                                  unsigned int sigLen);
00172 
00189     virtual unsigned int signSHA1PKCS1Base64Signature(unsigned char * hashBuf,
00190                                 unsigned int hashLen,
00191                                 char * base64SignatureBuf,
00192                                 unsigned int base64SignatureBufLen);
00193 
00195 
00202 
00212     virtual void loadPublicModulusBase64BigNums(const char * b64, unsigned int len);
00213 
00223     virtual void loadPublicExponentBase64BigNums(const char * b64, unsigned int len);
00224 
00226 
00229 
00236     WinCAPICryptoKeyRSA(HCRYPTKEY k);
00237 
00248     unsigned int getExponentBase64BigNums(char * b64, unsigned int len);
00249 
00260     unsigned int getModulusBase64BigNums(char * b64, unsigned int len);
00261 
00263 
00264 private:
00265 
00266     HCRYPTKEY                   m_key;  
00267     WinCAPICryptoProvider       * mp_ownerProvider;
00268     bool                        m_havePrivate;      // Do we have the private key?
00269 
00270     BYTE                        * mp_modulus;
00271     BYTE                        * mp_exponent;
00272 
00273     unsigned int                m_modulusLen;
00274     unsigned int                m_exponentLen;
00275 
00276     // Instruct to import from parameters
00277 
00278     void importKey(void);
00279     void loadParamsFromKey(void);
00280 
00281 };
00282 
00283 #endif /* WINCAPICRYPTOKEYRSA_INCLUDE */

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