diff -r 27e940e8e5f3 -r d64aaa7d146f as_rand.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/as_rand.h Fri Nov 28 11:21:08 2008 +0100 @@ -0,0 +1,63 @@ +// +// OSSP asgui - Accounting system graphical user interface +// Copyright (c) 2002-2004 The OSSP Project (http://www.ossp.org/) +// Copyright (c) 2002-2004 Ralf S. Engelschall +// Copyright (c) 2002-2004 Michael Schloh von Bennewitz +// Copyright (c) 2002-2004 Cable & Wireless Telecommunications Services GmbH +// +// This file is part of OSSP asgui, an accounting system graphical user +// interface which can be found at http://www.ossp.org/pkg/tool/asgui/. +// +// Permission to use, copy, modify, and distribute this software for +// any purpose with or without fee is hereby granted, provided that +// the above copyright notice and this permission notice appear in all +// copies. +// +// THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED +// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +// IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR +// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF +// USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, +// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT +// OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +// SUCH DAMAGE. +// +// as_rand.h: ISO C++ interface +// + +#ifndef RAND_H +#define RAND_H + +#ifdef HAVE_CONFIG_H +#include "ac_config.h" +#endif + + +namespace AS { + +// +// Generates (multiple) random numbers, using the +// system standard random devices or a choppy +// home made algorythm if no devices exist +// +class Rand +{ +private: + int nFd; // File descriptor of random device + +public: + Rand(void); // Constructor + ~Rand(void); // Destructor + void genData(void *, int); // Generates a number + +private: + void openDevice(void); // Opens the random device + void closeDevice(void); // Closes the random device +}; +} + +#endif // RAND_H