kaspar/RIOT
1
0
Fork 0
mirror of https://github.com/RIOT-OS/RIOT.git synced 2025-12-15 17:43:51 +01:00
Code Releases Activity

tests/sys/psa_crypto_ecdsa: add pub key derivation

Browse Source
This commit is contained in:
Lukas-Luger 2025-04-06 12:55:55 +02:00
parent 5be3e25da9
commit a932a4e86d
2 changed files with 17 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
tests/sys/psa_crypto_ecdsa/Makefile
View File

@ -9,6 +9,8 @@ USEMODULE += psa_hash
USEMODULE += psa_hash_sha_256
USEMODULE += psa_asymmetric
USEMODULE += psa_asymmetric_ecc_p256r1
USEMODULE += psa_asymmetric_ecc_p256r1_custom_backend
USEMODULE += psa_asymmetric_ecc_p256r1_backend_microecc
CFLAGS += -DCONFIG_PSA_ASYMMETRIC_KEYPAIR_COUNT=1
CFLAGS += -DCONFIG_PSA_SINGLE_KEY_COUNT=1

18
tests/sys/psa_crypto_ecdsa/test_ecdsa_p256_vectors.c
View File

@ -29,7 +29,7 @@
* [1] https://www.rfc-editor.org/rfc/rfc6979#appendix-A.2.5
*/
static const psa_algorithm_t algo = PSA_ALG_ECDSA(PSA_ALG_SHA_256);
static const psa_key_type_t type = PSA_KEY_TYPE_ECC_PUBLIC_KEY(PSA_ECC_FAMILY_SECP_R1);
static const psa_key_type_t type = PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_FAMILY_SECP_R1);
static const uint8_t private_key[] = {0xC9, 0xAF, 0xA9, 0xD8, 0x45, 0xBA, 0x75, 0x16, 0x6B, 0x5C,
0x21, 0x57, 0x67, 0xB1, 0xD6, 0x93, 0x4E, 0x50, 0xC3, 0xDB, 0x36, 0xE8, 0x9B, 0x12, 0x7B, 0x8A,
@ -60,17 +60,29 @@ psa_status_t test_ecdsa_p256_vectors(void) {
psa_key_attributes_t key_attr = psa_key_attributes_init();
psa_key_id_t key_id;
psa_set_key_usage_flags(&key_attr, PSA_KEY_USAGE_VERIFY_MESSAGE);
psa_set_key_usage_flags(&key_attr, PSA_KEY_USAGE_VERIFY_MESSAGE | PSA_KEY_USAGE_EXPORT);
psa_set_key_algorithm(&key_attr, algo);
psa_set_key_bits(&key_attr, PSA_BYTES_TO_BITS(sizeof(private_key)));
psa_set_key_type(&key_attr, type);
psa_status_t status;
status = psa_import_key(&key_attr, public_key, sizeof(public_key), &key_id);
status = psa_import_key(&key_attr, private_key, sizeof(private_key), &key_id);
if (status != PSA_SUCCESS) {
return status;
}
/* testing public key derivation */
uint8_t exp_public_key[sizeof(public_key)];
size_t length;
status = psa_export_public_key(key_id, exp_public_key, sizeof(public_key), &length);
if (status != PSA_SUCCESS) {
return status;
}
if (0 != memcmp(public_key, exp_public_key, sizeof(public_key))) {
return -1;
}
status = psa_verify_message(key_id, algo, message, sizeof(message), signature, sizeof(signature));
psa_destroy_key(key_id);