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Use ecp keypair calc public instead.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
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Pol Henarejos
2026-05-01 21:01:45 +02:00
parent 98145a0ef4
commit 6aa986ca06
3 changed files with 4 additions and 9 deletions
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9
src/fido/fido.c
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@@ -349,12 +349,7 @@ int derive_key(const uint8_t *app_id, bool new_key, uint8_t *key_handle, int cur
if (r != 0) {
return r;
}
#ifdef MBEDTLS_EDDSA_C
if (curve == MBEDTLS_ECP_DP_ED25519) {
return mbedtls_ecp_point_edwards(&key->grp, &key->Q, &key->d, random_fill_iterator, NULL);
}
#endif
return mbedtls_ecp_mul(&key->grp, &key->Q, &key->d, &key->grp.G, random_fill_iterator, NULL);
return mbedtls_ecp_keypair_calc_public(key, random_fill_iterator, NULL);
}
mbedtls_platform_zeroize(outk, sizeof(outk));
return r;
@@ -426,7 +421,7 @@ int scan_files_fido(void) {
mbedtls_ecdsa_free(&key);
return ret;
}
ret = mbedtls_ecp_mul(&key.grp, &key.Q, &key.d, &key.grp.G, random_fill_iterator, NULL);
ret = mbedtls_ecp_keypair_calc_public(&key, random_fill_iterator, NULL);
if (ret != 0) {
mbedtls_ecdsa_free(&key);
return ret;