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replace user rand by platform rand in ecc delays

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Signed-off-by: Shelly Liberman <shelly.liberman@arm.com>
This commit is contained in:
Shelly Liberman 2020-09-13 15:23:56 +03:00
parent 6f3a987ae3
commit 05beb9ac70
3 changed files with 30 additions and 1 deletions
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3
tinycrypt/ecc.c
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@ -67,6 +67,7 @@
#include "mbedtls/platform_util.h"
#include "mbedtls/sha256.h"
#include <string.h>
#include "mbedtls/platform_util.h"
/* Parameters for curve NIST P-256 aka secp256r1 */
const uECC_word_t curve_p[NUM_ECC_WORDS] = {
@ -427,7 +428,7 @@ void ecc_wait_state_reset(ecc_wait_state_t *ws)
return;
ws->i = 0;
g_rng_function(ws->delays, sizeof(ws->delays));
mbedtls_platform_random_buf(ws->delays, sizeof(ws->delays));
}
/* Computes result = left * right. Result must be 2 * num_words long.