urand.h

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//******************************************************************************
//
// File:
//   $HeadURL$
//
// Purpose:
//   Define an API for generating thread-local streams of uniform random 
//   numbers. 
//
//******************************************************************************

//******************************************************************************
// File urand.h
//******************************************************************************

#ifndef __urand_h__
#define __urand_h__

//******************************************************************************
// interface functions
//******************************************************************************

// generate a pseudo-random number between [0 .. RAND_MAX]. a thread-local 
// seed is initialized using the time of day in microseconds when a thread 
// first calls the generator.
int urand();

// generate a pseudo-random number [0 .. n], where n <= RAND_MAX
int urand_bounded(int n); 

#endif