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- /* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
- *
- * This is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This software is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
- * USA.
- */
-
- #ifndef __RDR_RANDOMSTREAM_H__
- #define __RDR_RANDOMSTREAM_H__
-
- #include <stdio.h>
- #include <rdr/BufferedInStream.h>
-
- #ifdef WIN32
- #include <windows.h>
- #include <wincrypt.h>
- #ifdef WINCRYPT32API
- #define RFB_HAVE_WINCRYPT
- #endif
- #endif
-
- namespace rdr {
-
- class RandomStream : public BufferedInStream {
-
- public:
-
- RandomStream();
- virtual ~RandomStream();
-
- private:
- virtual bool fillBuffer(size_t maxSize);
-
- private:
- static unsigned int seed;
- #ifdef RFB_HAVE_WINCRYPT
- HCRYPTPROV provider;
- #endif
- #ifndef WIN32
- FILE* fp;
- #endif
-
- };
-
- } // end of namespace rdr
-
- #endif
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