44 *buf++ = rand() & 0xFF;
60 return contiki_prng_impl(buf, len);
69 dtls_prng(
unsigned char *buf,
size_t len) {
70 unsigned short v = random_rand();
71 while (len >
sizeof(v)) {
72 memcpy(buf, &v,
sizeof(v));
88 #ifndef CONTIKI_TARGET_CC2538DK
static void dtls_prng_init(unsigned short seed)
static int dtls_prng(unsigned char *buf, size_t len)