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Add comments about RNG mutex requirements

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Signed-off-by: Paul Elliott <paul.elliott@arm.com>
This commit is contained in:
Paul Elliott
2024-03-15 13:57:16 +00:00
parent 0db6a9033a
commit d35dce6e23
1 changed files with 6 additions and 0 deletions
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6
library/psa_crypto.c
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@ -7145,6 +7145,9 @@ exit:
#endif #endif
/** Initialize the PSA random generator. /** Initialize the PSA random generator.
*
* Note: the mbedtls_threading_psa_rngdata_mutex should be held when calling
* this function if mutexes are enabled.
*/ */
static void mbedtls_psa_random_init(mbedtls_psa_random_context_t *rng) static void mbedtls_psa_random_init(mbedtls_psa_random_context_t *rng)
{ {
@ -7177,6 +7180,9 @@ static void mbedtls_psa_random_init(mbedtls_psa_random_context_t *rng)
} }
/** Deinitialize the PSA random generator. /** Deinitialize the PSA random generator.
*
* Note: the mbedtls_threading_psa_rngdata_mutex should be held when calling
* this function if mutexes are enabled.
*/ */
static void mbedtls_psa_random_free(mbedtls_psa_random_context_t *rng) static void mbedtls_psa_random_free(mbedtls_psa_random_context_t *rng)
{ {