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psasim: add AUT for asymmetric encryption/decryption

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Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
This commit is contained in:
Valerio Setti 2024-06-24 17:38:10 +02:00
parent e9829e59c5
commit 9dc928990f
2 changed files with 83 additions and 0 deletions
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2
tests/psa-client-server/psasim/src/aut_main.c
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@ -24,6 +24,7 @@ int psa_hash_main(void);
int psa_aead_encrypt_main(char *cipher_name);
int psa_aead_encrypt_decrypt_main(void);
int psa_cipher_encrypt_decrypt_main(void);
int psa_asymmetric_encrypt_decrypt_main(void);
int psa_random_main(void);
int psa_mac_main(void);
int psa_key_agreement_main(void);
@ -56,6 +57,7 @@ int main()
TEST_MODULE(psa_aead_encrypt_main("chachapoly"));
TEST_MODULE(psa_aead_encrypt_decrypt_main());
TEST_MODULE(psa_cipher_encrypt_decrypt_main());
TEST_MODULE(psa_asymmetric_encrypt_decrypt_main());
TEST_MODULE(psa_random_main());

81
tests/psa-client-server/psasim/src/aut_psa_asymmetric_encrypt_decrypt.c Normal file
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@ -0,0 +1,81 @@
/*
* 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>
#define KEY_BITS 4096
#define BUFFER_SIZE PSA_BITS_TO_BYTES(KEY_BITS)
static void print_bytestr(const uint8_t *bytes, size_t len)
{
for (unsigned int idx = 0; idx < len; idx++) {
printf("%02X", bytes[idx]);
}
}
int psa_asymmetric_encrypt_decrypt_main(void)
{
psa_status_t status;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_key_id_t key_id = 0;
uint8_t original[BUFFER_SIZE/2] = { 0 };
uint8_t encrypt[BUFFER_SIZE] = { 0 };
uint8_t decrypt[BUFFER_SIZE] = { 0 };
size_t encrypted_length;
size_t decrypted_length;
status = psa_crypto_init();
if (status != PSA_SUCCESS) {
printf("psa_crypto_init failed\n");
return EXIT_FAILURE;
}
status = psa_generate_random(original, sizeof(original));
if (status != PSA_SUCCESS) {
printf("psa_generate_random() failed\n");
return EXIT_FAILURE;
}
psa_set_key_usage_flags(&attributes,
PSA_KEY_USAGE_ENCRYPT | PSA_KEY_USAGE_DECRYPT);
psa_set_key_algorithm(&attributes, PSA_ALG_RSA_PKCS1V15_CRYPT);
psa_set_key_type(&attributes, PSA_KEY_TYPE_RSA_KEY_PAIR);
psa_set_key_bits(&attributes, KEY_BITS);
status = psa_generate_key(&attributes, &key_id);
if (status != PSA_SUCCESS) {
printf("psa_generate_key failed (%d)\n", status);
return EXIT_FAILURE;
}
status = psa_asymmetric_encrypt(key_id, PSA_ALG_RSA_PKCS1V15_CRYPT,
original, sizeof(original), NULL, 0,
encrypt, sizeof(encrypt), &encrypted_length);
if (status != PSA_SUCCESS) {
printf("psa_asymmetric_encrypt failed (%d)\n", status);
return EXIT_FAILURE;
}
status = psa_asymmetric_decrypt(key_id, PSA_ALG_RSA_PKCS1V15_CRYPT,
encrypt, encrypted_length, NULL, 0,
decrypt, sizeof(decrypt), &decrypted_length);
if (status != PSA_SUCCESS) {
printf("psa_cipher_decrypt failed (%d)\n", status);
return EXIT_FAILURE;
}
if (memcmp(original, decrypt, sizeof(original)) != 0) {
printf("\nEncryption/Decryption failed!\n");
} else {
printf("\nEncryption/Decryption successful!\n");
}
psa_destroy_key(key_id);
mbedtls_psa_crypto_free();
return 0;
}