CnC_Remastered_Collection

Command and Conquer: Red Alert
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RNDSTRAW.H (3713B)

      1 //
      2 // Copyright 2020 Electronic Arts Inc.
      3 //
      4 // TiberianDawn.DLL and RedAlert.dll and corresponding source code is free 
      5 // software: you can redistribute it and/or modify it under the terms of 
      6 // the GNU General Public License as published by the Free Software Foundation, 
      7 // either version 3 of the License, or (at your option) any later version.
      8 
      9 // TiberianDawn.DLL and RedAlert.dll and corresponding source code is distributed 
     10 // in the hope that it will be useful, but with permitted additional restrictions 
     11 // under Section 7 of the GPL. See the GNU General Public License in LICENSE.TXT 
     12 // distributed with this program. You should have received a copy of the 
     13 // GNU General Public License along with permitted additional restrictions 
     14 // with this program. If not, see https://github.com/electronicarts/CnC_Remastered_Collection
     15 
     16 /* $Header: /CounterStrike/RNDSTRAW.H 1     3/03/97 10:25a Joe_bostic $ */
     17 /***********************************************************************************************
     18  ***              C O N F I D E N T I A L  ---  W E S T W O O D  S T U D I O S               ***
     19  ***********************************************************************************************
     20  *                                                                                             *
     21  *                 Project Name : Command & Conquer                                            *
     22  *                                                                                             *
     23  *                    File Name : RNDSTRAW.H                                                   *
     24  *                                                                                             *
     25  *                   Programmer : Joe L. Bostic                                                *
     26  *                                                                                             *
     27  *                   Start Date : 07/04/96                                                     *
     28  *                                                                                             *
     29  *                  Last Update : July 4, 1996 [JLB]                                           *
     30  *                                                                                             *
     31  *---------------------------------------------------------------------------------------------*
     32  * Functions:                                                                                  *
     33  * - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
     34 
     35 
     36 #ifndef RNDSTRAW_H
     37 #define RNDSTRAW_H
     38 
     39 
     40 #include	"straw.h"
     41 #include	"random.h"
     42 
     43 /*
     44 **	This is a straw terminator class. It will generate random numbers to fill the data request.
     45 **	Unlike regular straw terminators, this class will never run out of "data".
     46 */
     47 class RandomStraw : public Straw
     48 {
     49 	public:
     50 		RandomStraw(void);
     51 		virtual ~RandomStraw(void);
     52 
     53 		virtual int Get(void * source, int slen);
     54 
     55 		void Reset(void);
     56 		void Seed_Bit(int seed);
     57 		void Seed_Byte(char seed);
     58 		void Seed_Short(short seed);
     59 		void Seed_Long(long seed);
     60 
     61 		int Seed_Bits_Needed(void) const;
     62 
     63 	private:
     64 		/*
     65 		**	Counter of the number of seed bits stored to this random number
     66 		**	generator.
     67 		*/
     68 		int SeedBits;
     69 
     70 		/*
     71 		**	The current random generator to use when fetching the next random
     72 		**	byte of data.
     73 		*/
     74 		int Current;
     75 
     76 		/*
     77 		**	Array of generators. There must be at least 448 bits of random number seed
     78 		**	in order to be reasonably secure, however, using 1024 bits would be best.
     79 		*/
     80 		RandomClass Random[32];
     81 
     82 		void Scramble_Seed(void);
     83 
     84 		RandomStraw(RandomStraw & rvalue);
     85 		RandomStraw & operator = (RandomStraw const & pipe);
     86 };
     87 
     88 
     89 #endif