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WinCAPICryptoKeyHMAC.hpp

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00001 /*
00002  * Copyright 2002-2005 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  * limitations under the License.
00015  */
00016 
00017 /*
00018  * XSEC
00019  *
00020  * WinCAPICryptoKeyHMAC := HMAC Keys
00021  *
00022  * Author(s): Berin Lautenbach
00023  *
00024  * $Id: WinCAPICryptoKeyHMAC.hpp 369191 2006-01-15 09:14:43Z blautenb $
00025  *
00026  */
00027 
00028 #ifndef WINCAPICRYPTOKEYHMAC_INCLUDE
00029 #define WINCAPICRYPTOKEYHMAC_INCLUDE
00030 
00031 #include <xsec/enc/XSECCryptoKeyHMAC.hpp>
00032 
00033 #if defined (HAVE_WINCAPI)
00034 
00035 #if !defined(_WIN32_WINNT)
00036 #   define _WIN32_WINNT 0x0400
00037 #endif
00038 
00039 #include <wincrypt.h>
00040 
00061 class DSIG_EXPORT WinCAPICryptoKeyHMAC : public XSECCryptoKeyHMAC {
00062 
00063 public :
00064 
00076     WinCAPICryptoKeyHMAC(HCRYPTPROV prov);
00077     
00078     virtual ~WinCAPICryptoKeyHMAC() {};
00079 
00081 
00084 
00092     virtual XSECCryptoKey::KeyType getKeyType() {return KEY_HMAC;}
00093     
00098     virtual XSECCryptoKey * clone();
00099 
00104     virtual const XMLCh * getProviderName() {return DSIGConstants::s_unicodeStrPROVWinCAPI;}
00105 
00107 
00110 
00123     virtual void setKey(unsigned char * inBuf, unsigned int inLength);
00124 
00135     virtual unsigned int getKey(safeBuffer &outBuf);
00136 
00138 
00141 
00152     void setWinKey(HCRYPTKEY k);
00153 
00163     HCRYPTKEY getWinKey(void);
00164 
00174     HCRYPTPROV getWinKeyProv(void);
00175 
00177 
00178 private:
00179 
00180     safeBuffer          m_keyBuf;
00181     unsigned int        m_keyLen;
00182 
00183     HCRYPTKEY           m_k;
00184     HCRYPTPROV          m_p;
00185 };
00186 
00187 #endif /* HAVE_WINCAPI */
00188 #endif /* WINCAPICRYPTOKEYHMAC_INCLUDE */

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