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psasim: add AUT for PSA sign and verify

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Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
This commit is contained in:
Valerio Setti 2024-06-24 14:50:54 +02:00
parent 6d6fe8b2d5
commit bb1502b804
2 changed files with 95 additions and 0 deletions
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2
tests/psa-client-server/psasim/src/aut_main.c
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@ -25,6 +25,7 @@ int psa_aead_main(char *cipher_name);
int psa_random_main(void); int psa_random_main(void);
int psa_mac_main(void); int psa_mac_main(void);
int psa_key_agreement_main(void); int psa_key_agreement_main(void);
int psa_sign_verify_main(void);
#define TEST_MODULE(main_func) \ #define TEST_MODULE(main_func) \
do { \ do { \
@ -55,6 +56,7 @@ int main()
TEST_MODULE(psa_mac_main()); TEST_MODULE(psa_mac_main());
TEST_MODULE(psa_key_agreement_main()); TEST_MODULE(psa_key_agreement_main());
TEST_MODULE(psa_sign_verify_main());
exit: exit:
return (ret != 0) ? 1 : 0; return (ret != 0) ? 1 : 0;

93
tests/psa-client-server/psasim/src/aut_psa_sign_verify.c Normal file
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@ -0,0 +1,93 @@
/*
* Copyright The Mbed TLS Contributors
* SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
*/
#include "psa/crypto.h"
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include "mbedtls/build_info.h"
#include "mbedtls/platform.h"
#define KEY_BYTES_VALUE { \
0x49, 0xc9, 0xa8, 0xc1, 0x8c, 0x4b, 0x88, 0x56, 0x38, 0xc4, 0x31, 0xcf, \
0x1d, 0xf1, 0xc9, 0x94, 0x13, 0x16, 0x09, 0xb5, 0x80, 0xd4, 0xfd, 0x43, \
0xa0, 0xca, 0xb1, 0x7d, 0xb2, 0xf1, 0x3e, 0xee \
}
#define PLAINTEXT_VALUE "Hello World!"
/* SHA-256(plaintext) */
#define HASH_VALUE { \
0x5a, 0x09, 0xe8, 0xfa, 0x9c, 0x77, 0x80, 0x7b, 0x24, 0xe9, 0x9c, 0x9c, \
0xf9, 0x99, 0xde, 0xbf, 0xad, 0x84, 0x41, 0xe2, 0x69, 0xeb, 0x96, 0x0e, \
0x20, 0x1f, 0x61, 0xfc, 0x3d, 0xe2, 0x0d, 0x5a \
}
int psa_sign_verify_main(void)
{
psa_status_t status;
psa_key_id_t key_id = 0;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
uint8_t signature[PSA_SIGNATURE_MAX_SIZE] = { 0 };
size_t signature_length;
const uint8_t key_bytes[] = KEY_BYTES_VALUE;
const uint8_t plaintext[] = PLAINTEXT_VALUE;
const uint8_t hash[] = HASH_VALUE;
status = psa_crypto_init();
if (status != PSA_SUCCESS) {
mbedtls_printf("psa_crypto_init failed\n");
return EXIT_FAILURE;
}
psa_set_key_usage_flags(&attributes,
PSA_KEY_USAGE_SIGN_HASH | PSA_KEY_USAGE_VERIFY_HASH);
psa_set_key_algorithm(&attributes, PSA_ALG_ECDSA(PSA_ALG_SHA_256));
psa_set_key_type(&attributes, PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_FAMILY_SECP_R1));
status = psa_import_key(&attributes, key_bytes, sizeof(key_bytes), &key_id);
if (status != PSA_SUCCESS) {
mbedtls_printf("psa_import_key failed\n");
return EXIT_FAILURE;
}
status = psa_sign_hash(key_id, // key handle
PSA_ALG_ECDSA(PSA_ALG_SHA_256), // signature algorithm
hash, sizeof(hash), // hash of the message
signature, sizeof(signature), // signature (as output)
&signature_length); // length of signature output
if (status != PSA_SUCCESS) {
mbedtls_printf("psa_sign_hash failed\n");
return EXIT_FAILURE;
}
mbedtls_printf("ECDSA-SHA256 signature of SHA-256('%s'):\n", plaintext);
for (size_t j = 0; j < signature_length; j++) {
if (j % 8 == 0) {
mbedtls_printf("\n ");
}
mbedtls_printf("%02x ", signature[j]);
}
mbedtls_printf("\n");
status = psa_verify_hash(key_id, // key handle
PSA_ALG_ECDSA(PSA_ALG_SHA_256), // signature algorithm
hash, sizeof(hash), // hash of message
signature, signature_length); // signature
if (status != PSA_SUCCESS) {
mbedtls_printf("psa_verify_hash failed\n");
return EXIT_FAILURE;
} else {
mbedtls_printf("\nSignature verification successful!\n");
}
psa_destroy_key(key_id);
mbedtls_psa_crypto_free();
return EXIT_SUCCESS;
}