#include "string.h" #include "wm_include.h" #include "wm_crypto_hard.h" #include "aes.h" #include "luat_base.h" #include "luat_crypto.h" #define LUAT_LOG_TAG "crypto" #include "luat_log.h" static char trng_init = 0; int luat_crypto_trng(char* buff, size_t len) { if (trng_init == 0) { trng_init = 1; tls_crypto_random_init(0, CRYPTO_RNG_SWITCH_32); } tls_crypto_random_bytes_range(buff, len, 256); return 0; }