/* rand.c - rand, srand functions for stdlib  *//* Copyright 1992-1993 Wind River Systems, Inc. *//*modification history--------------------01c,08feb93,jdi  documentation cleanup for 5.1.01b,20sep92,smb  documentation additions.01a,19jul92,smb  written and documented.*//*DESCRIPTIONINCLUDE FILES: stdlib.hSEE ALSO: American National Standard X3.159-1989NOMANUAL*/#include "vxWorks.h"#include "stdlib.h"ulong_t _Randseed = 1;/********************************************************************************* rand - generate a pseudo-random integer between 0 and RAND_MAX  (ANSI)** This routine generates a pseudo-random integer between 0 and RAND_MAX.* The seed value for rand() can be reset with srand().** INCLUDE FILES: stdlib.h ** RETURNS: A pseudo-random integer.** SEE ALSO: srand()*/int rand (void)     {    _Randseed = _Randseed * 1103515245 + 12345;    return (uint_t) (_Randseed/65536) % (RAND_MAX + 1);    }/********************************************************************************* srand - reset the value of the seed used to generate random numbers (ANSI)** This routine resets the seed value used by rand().  If srand() is then* called with the same seed value, the sequence of pseudo-random numbers is* repeated.  If rand() is called before any calls to srand() have been made,* the same sequence shall be generated as when srand() is first called with* the seed value of 1.** INCLUDE FILES: stdlib.h ** RETURNS: N/A** SEE ALSO: rand()*/void * srand     (    uint_t seed		/* random number seed */    )     {    _Randseed = seed;    return (void *)0;    }