64 void rng_init(rng_context_t *rng)  in rng_init()  argument
67     (void) rng;  in rng_init()
72     mbedtls_ctr_drbg_init(&rng->drbg);  in rng_init()
74     mbedtls_hmac_drbg_init(&rng->drbg);  in rng_init()
79     mbedtls_entropy_init(&rng->entropy);  in rng_init()
83 int rng_seed(rng_context_t *rng, int reproducible, const char *pers)  in rng_seed()  argument
94     (void) rng;  in rng_seed()
111     int ret = mbedtls_ctr_drbg_seed(&rng->drbg,  in rng_seed()
112                                     f_entropy, &rng->entropy,  in rng_seed()
123     int ret = mbedtls_hmac_drbg_seed(&rng->drbg,  in rng_seed()
125                                      f_entropy, &rng->entropy,  in rng_seed()
142 void rng_free(rng_context_t *rng)  in rng_free()  argument
145     (void) rng;  in rng_free()
153     mbedtls_ctr_drbg_free(&rng->drbg);  in rng_free()
155     mbedtls_hmac_drbg_free(&rng->drbg);  in rng_free()
160     mbedtls_entropy_free(&rng->entropy);  in rng_free()
171     rng_context_t *rng = p_rng;  in rng_get()
174     return mbedtls_ctr_drbg_random(&rng->drbg, output, output_len);  in rng_get()
176     return mbedtls_hmac_drbg_random(&rng->drbg, output, output_len);  in rng_get()