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random: doc: warn about global PRNG state

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This commit is contained in:
Cenk Gündoğan 2017-03-07 12:15:11 +01:00
parent 302d5d35e9
commit 83a69c0cb2
1 changed files with 4 additions and 0 deletions
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4
sys/include/random.h
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@ -39,6 +39,10 @@ extern "C" {
/**
* @brief initializes PRNG with a seed
*
* @warning Currently, the random module uses a global state
* => multiple calls to @ref random_init will reset the existing
* state of the PRNG.
*
* @param s seed for the PRNG
*/
void random_init(uint32_t s);