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fix(ecdsa): remove unused k_mode from the ECDSA HAL/LL API

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For ESP32-H2 case, the hardware k mode is always enforced through
efuse settings (done in startup code).

For ESP32-P4 case, the software k mode is not supported in the peripheral
itself and code was redundant.
This commit is contained in:
Mahavir Jain
2023-11-03 15:51:05 +05:30
parent d3b4acf7a0
commit f434d21f4a
7 changed files with 4 additions and 69 deletions
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4
components/mbedtls/port/ecdsa/ecdsa_alt.c
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@@ -244,13 +244,12 @@ static int esp_ecdsa_sign(mbedtls_ecp_group *grp, mbedtls_mpi* r, mbedtls_mpi* s
ecdsa_hal_config_t conf = {
.mode = ECDSA_MODE_SIGN_GEN,
.curve = curve,
.k_mode = ECDSA_K_USE_TRNG,
.sha_mode = ECDSA_Z_USER_PROVIDED,
.efuse_key_blk = d->MBEDTLS_PRIVATE(n),
.use_km_key = 0, //TODO: IDF-7992
};
ecdsa_hal_gen_signature(&conf, NULL, sha_le, r_le, s_le, len);
ecdsa_hal_gen_signature(&conf, sha_le, r_le, s_le, len);
} while (!memcmp(r_le, zeroes, len) || !memcmp(s_le, zeroes, len));
esp_ecdsa_release_hardware();
@@ -470,7 +469,6 @@ static int esp_ecdsa_verify(mbedtls_ecp_group *grp,
ecdsa_hal_config_t conf = {
.mode = ECDSA_MODE_SIGN_VERIFY,
.curve = curve,
.k_mode = ECDSA_K_USE_TRNG,
.sha_mode = ECDSA_Z_USER_PROVIDED,
};