Mirrors/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2026-06-04 20:26:38 +03:00
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'bugfix/s31_rng_bypass' into 'master'

Browse Source 
fix(esp_wifi): Add support to bypass rng during bringup

Closes WIFIBUG-1878 and WIFIBUG-1879

See merge request espressif/esp-idf!48381
This commit is contained in:
Jiang Jiang Jian
2026-05-12 17:33:06 +08:00
parent 3a26929cb6 797059d239
commit fc27941619
1 changed files with 23 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
components/wpa_supplicant/esp_supplicant/src/crypto/crypto_mbedtls-bignum.c
View File

@@ -551,8 +551,31 @@ int crypto_bignum_is_odd(const struct crypto_bignum *a)
int crypto_bignum_rand(struct crypto_bignum *r, const struct crypto_bignum *m)
{
#if CONFIG_ESP_BRINGUP_BYPASS_RANDOM_SETTING
static u32 deterministic_counter = 1;
mbedtls_mpi det;
int ret;
if (mbedtls_mpi_cmp_int((const mbedtls_mpi *) m, 2) <= 0) {
return -1;
}
mbedtls_mpi_init(&det);
ret = mbedtls_mpi_lset(&det, deterministic_counter++);
if (ret == 0) {
ret = mbedtls_mpi_mod_mpi((mbedtls_mpi *) r, &det,
(const mbedtls_mpi *) m);
}
if (ret == 0 && mbedtls_mpi_cmp_int((mbedtls_mpi *) r, 0) == 0) {
ret = mbedtls_mpi_lset((mbedtls_mpi *) r, 1);
}
mbedtls_mpi_free(&det);
return ret ? -1 : 0;
#else
return ((mbedtls_mpi_random((mbedtls_mpi *) r, 0, (const mbedtls_mpi *) m,
mbedtls_psa_get_random, MBEDTLS_PSA_RANDOM_STATE) != 0) ? -1 : 0);
#endif
}
static int mbedtls_bignum_legendre(const struct crypto_bignum *a,