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WinCAPICryptoKeyHMAC.hpp

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00001 /*
00002  * Copyright 2002-2004 The Apache Software Foundation.
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *     http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * imitations under the License.
00015  */
00016 
00017 /*
00018  * XSEC
00019  *
00020  * WinCAPICryptoKeyHMAC := HMAC Keys
00021  *
00022  * Author(s): Berin Lautenbach
00023  *
00024  * $Id: WinCAPICryptoKeyHMAC.hpp,v 1.6 2004/02/08 10:23:33 blautenb Exp $
00025  *
00026  */
00027 
00028 #ifndef WINCAPICRYPTOKEYHMAC_INCLUDE
00029 #define WINCAPICRYPTOKEYHMAC_INCLUDE
00030 
00031 #include <xsec/enc/XSECCryptoKeyHMAC.hpp>
00032 
00033 #if !defined(_WIN32_WINNT)
00034 #   define _WIN32_WINNT 0x0400
00035 #endif
00036 
00037 #include <wincrypt.h>
00038 
00060 class DSIG_EXPORT WinCAPICryptoKeyHMAC : public XSECCryptoKeyHMAC {
00061 
00062 public :
00063 
00075     WinCAPICryptoKeyHMAC(HCRYPTPROV prov);
00076     
00077     virtual ~WinCAPICryptoKeyHMAC() {};
00078 
00080 
00083 
00091     virtual XSECCryptoKey::KeyType getKeyType() {return KEY_HMAC;}
00092     
00097     virtual XSECCryptoKey * clone();
00098 
00103     virtual const XMLCh * getProviderName() {return DSIGConstants::s_unicodeStrPROVWinCAPI;}
00104 
00106 
00109 
00122     virtual void setKey(unsigned char * inBuf, unsigned int inLength);
00123 
00134     virtual unsigned int getKey(safeBuffer &outBuf);
00135 
00137 
00140 
00151     void setWinKey(HCRYPTKEY k);
00152 
00162     HCRYPTKEY getWinKey(void);
00163 
00173     HCRYPTPROV getWinKeyProv(void);
00174 
00176 
00177 private:
00178 
00179     safeBuffer          m_keyBuf;
00180     unsigned int        m_keyLen;
00181 
00182     HCRYPTKEY           m_k;
00183     HCRYPTPROV          m_p;
00184 };
00185 
00186 #endif /* WINCAPICRYPTOKEYHMAC_INCLUDE */

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