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- /* SPDX-License-Identifier: GPL-2.0+ */
- /*
- * (C) Copyright 2000-2009
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- */
- #ifndef __RAND_H
- #define __RAND_H
- #define RAND_MAX -1U
- /**
- * srand() - Set the random-number seed value
- *
- * This can be used to restart the pseudo-random-number sequence from a known
- * point. This affects future calls to rand() to start from that point
- *
- * @seed: New seed
- */
- void srand(unsigned int seed);
- /**
- * rand() - Get a 32-bit pseudo-random number
- *
- * @returns next random number in the sequence
- */
- unsigned int rand(void);
- /**
- * rand_r() - Get a 32-bit pseudo-random number
- *
- * This version of the function allows multiple sequences to be used at the
- * same time, since it requires the caller to store the seed value.
- *
- * @seed value to use, updated on exit
- * @returns next random number in the sequence
- */
- unsigned int rand_r(unsigned int *seedp);
- #endif
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