Fix duplicate variable name in getting_started.md

Rename the key id variables to not clash with the raw key data.
This was introduced in cf56a0a3.
Signed-off-by: Andrzej Kurek <andrzej.kurek@arm.com>
This commit is contained in:
Andrzej Kurek 2021-11-19 13:40:20 +01:00
parent 1d7f7a7c6e
commit f236bbb735

View File

@ -76,7 +76,7 @@ void import_a_key(const uint8_t *key, size_t key_len)
{ {
psa_status_t status; psa_status_t status;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT; psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_key_id_t key; psa_key_id_t key_id;
printf("Import an AES key...\t"); printf("Import an AES key...\t");
fflush(stdout); fflush(stdout);
@ -95,7 +95,7 @@ void import_a_key(const uint8_t *key, size_t key_len)
psa_set_key_bits(&attributes, 128); psa_set_key_bits(&attributes, 128);
/* Import the key */ /* Import the key */
status = psa_import_key(&attributes, key, key_len, &key); status = psa_import_key(&attributes, key, key_len, &key_id);
if (status != PSA_SUCCESS) { if (status != PSA_SUCCESS) {
printf("Failed to import key\n"); printf("Failed to import key\n");
return; return;
@ -106,7 +106,7 @@ void import_a_key(const uint8_t *key, size_t key_len)
psa_reset_key_attributes(&attributes); psa_reset_key_attributes(&attributes);
/* Destroy the key */ /* Destroy the key */
psa_destroy_key(key); psa_destroy_key(key_id);
mbedtls_psa_crypto_free(); mbedtls_psa_crypto_free();
} }
@ -135,7 +135,7 @@ void sign_a_message_using_rsa(const uint8_t *key, size_t key_len)
0xa9, 0xe8, 0xcc, 0xac, 0xd0, 0xf6, 0x54, 0x5c}; 0xa9, 0xe8, 0xcc, 0xac, 0xd0, 0xf6, 0x54, 0x5c};
uint8_t signature[PSA_SIGNATURE_MAX_SIZE] = {0}; uint8_t signature[PSA_SIGNATURE_MAX_SIZE] = {0};
size_t signature_length; size_t signature_length;
psa_key_id_t key; psa_key_id_t key_id;
printf("Sign a message...\t"); printf("Sign a message...\t");
fflush(stdout); fflush(stdout);
@ -154,14 +154,14 @@ void sign_a_message_using_rsa(const uint8_t *key, size_t key_len)
psa_set_key_bits(&attributes, 1024); psa_set_key_bits(&attributes, 1024);
/* Import the key */ /* Import the key */
status = psa_import_key(&attributes, key, key_len, &key); status = psa_import_key(&attributes, key, key_len, &key_id);
if (status != PSA_SUCCESS) { if (status != PSA_SUCCESS) {
printf("Failed to import key\n"); printf("Failed to import key\n");
return; return;
} }
/* Sign message using the key */ /* Sign message using the key */
status = psa_sign_hash(key, PSA_ALG_RSA_PKCS1V15_SIGN_RAW, status = psa_sign_hash(key_id, PSA_ALG_RSA_PKCS1V15_SIGN_RAW,
hash, sizeof(hash), hash, sizeof(hash),
signature, sizeof(signature), signature, sizeof(signature),
&signature_length); &signature_length);
@ -176,7 +176,7 @@ void sign_a_message_using_rsa(const uint8_t *key, size_t key_len)
psa_reset_key_attributes(&attributes); psa_reset_key_attributes(&attributes);
/* Destroy the key */ /* Destroy the key */
psa_destroy_key(key); psa_destroy_key(key_id);
mbedtls_psa_crypto_free(); mbedtls_psa_crypto_free();
} }
@ -213,7 +213,7 @@ void encrypt_with_symmetric_ciphers(const uint8_t *key, size_t key_len)
size_t iv_len; size_t iv_len;
uint8_t output[block_size]; uint8_t output[block_size];
size_t output_len; size_t output_len;
psa_key_id_t key; psa_key_id_t key_id;
psa_cipher_operation_t operation = PSA_CIPHER_OPERATION_INIT; psa_cipher_operation_t operation = PSA_CIPHER_OPERATION_INIT;
printf("Encrypt with cipher...\t"); printf("Encrypt with cipher...\t");
@ -232,7 +232,7 @@ void encrypt_with_symmetric_ciphers(const uint8_t *key, size_t key_len)
psa_set_key_algorithm(&attributes, alg); psa_set_key_algorithm(&attributes, alg);
psa_set_key_type(&attributes, PSA_KEY_TYPE_AES); psa_set_key_type(&attributes, PSA_KEY_TYPE_AES);
psa_set_key_bits(&attributes, 128); psa_set_key_bits(&attributes, 128);
status = psa_import_key(&attributes, key, key_len, &key); status = psa_import_key(&attributes, key, key_len, &key_id);
if (status != PSA_SUCCESS) { if (status != PSA_SUCCESS) {
printf("Failed to import a key\n"); printf("Failed to import a key\n");
return; return;
@ -240,7 +240,7 @@ void encrypt_with_symmetric_ciphers(const uint8_t *key, size_t key_len)
psa_reset_key_attributes(&attributes); psa_reset_key_attributes(&attributes);
/* Encrypt the plaintext */ /* Encrypt the plaintext */
status = psa_cipher_encrypt_setup(&operation, key, alg); status = psa_cipher_encrypt_setup(&operation, key_id, alg);
if (status != PSA_SUCCESS) { if (status != PSA_SUCCESS) {
printf("Failed to begin cipher operation\n"); printf("Failed to begin cipher operation\n");
return; return;
@ -268,7 +268,7 @@ void encrypt_with_symmetric_ciphers(const uint8_t *key, size_t key_len)
psa_cipher_abort(&operation); psa_cipher_abort(&operation);
/* Destroy the key */ /* Destroy the key */
psa_destroy_key(key); psa_destroy_key(key_id);
mbedtls_psa_crypto_free(); mbedtls_psa_crypto_free();
} }
@ -298,7 +298,7 @@ void decrypt_with_symmetric_ciphers(const uint8_t *key, size_t key_len)
uint8_t iv[block_size] = ENCRYPTED_WITH_IV; uint8_t iv[block_size] = ENCRYPTED_WITH_IV;
uint8_t output[block_size]; uint8_t output[block_size];
size_t output_len; size_t output_len;
psa_key_id_t key; psa_key_id_t key_id;
printf("Decrypt with cipher...\t"); printf("Decrypt with cipher...\t");
fflush(stdout); fflush(stdout);
@ -316,7 +316,7 @@ void decrypt_with_symmetric_ciphers(const uint8_t *key, size_t key_len)
psa_set_key_algorithm(&attributes, alg); psa_set_key_algorithm(&attributes, alg);
psa_set_key_type(&attributes, PSA_KEY_TYPE_AES); psa_set_key_type(&attributes, PSA_KEY_TYPE_AES);
psa_set_key_bits(&attributes, 128); psa_set_key_bits(&attributes, 128);
status = psa_import_key(&attributes, key, key_len, &key); status = psa_import_key(&attributes, key, key_len, &key_id);
if (status != PSA_SUCCESS) { if (status != PSA_SUCCESS) {
printf("Failed to import a key\n"); printf("Failed to import a key\n");
return; return;
@ -324,7 +324,7 @@ void decrypt_with_symmetric_ciphers(const uint8_t *key, size_t key_len)
psa_reset_key_attributes(&attributes); psa_reset_key_attributes(&attributes);
/* Decrypt the ciphertext */ /* Decrypt the ciphertext */
status = psa_cipher_decrypt_setup(&operation, key, alg); status = psa_cipher_decrypt_setup(&operation, key_id, alg);
if (status != PSA_SUCCESS) { if (status != PSA_SUCCESS) {
printf("Failed to begin cipher operation\n"); printf("Failed to begin cipher operation\n");
return; return;
@ -352,7 +352,7 @@ void decrypt_with_symmetric_ciphers(const uint8_t *key, size_t key_len)
psa_cipher_abort(&operation); psa_cipher_abort(&operation);
/* Destroy the key */ /* Destroy the key */
psa_destroy_key(key); psa_destroy_key(key_id);
mbedtls_psa_crypto_free(); mbedtls_psa_crypto_free();
} }
@ -702,7 +702,7 @@ This example shows how to authenticate and encrypt a message:
size_t output_length = 0; size_t output_length = 0;
size_t tag_length = 16; size_t tag_length = 16;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT; psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_key_id_t key; psa_key_id_t key_id;
printf("Authenticate encrypt...\t"); printf("Authenticate encrypt...\t");
fflush(stdout); fflush(stdout);
@ -726,11 +726,11 @@ This example shows how to authenticate and encrypt a message:
psa_set_key_algorithm(&attributes, PSA_ALG_CCM); psa_set_key_algorithm(&attributes, PSA_ALG_CCM);
psa_set_key_type(&attributes, PSA_KEY_TYPE_AES); psa_set_key_type(&attributes, PSA_KEY_TYPE_AES);
psa_set_key_bits(&attributes, 128); psa_set_key_bits(&attributes, 128);
status = psa_import_key(&attributes, key, sizeof(key), &key); status = psa_import_key(&attributes, key, sizeof(key), &key_id);
psa_reset_key_attributes(&attributes); psa_reset_key_attributes(&attributes);
/* Authenticate and encrypt */ /* Authenticate and encrypt */
status = psa_aead_encrypt(key, PSA_ALG_CCM, status = psa_aead_encrypt(key_id, PSA_ALG_CCM,
nonce, sizeof(nonce), nonce, sizeof(nonce),
additional_data, sizeof(additional_data), additional_data, sizeof(additional_data),
input_data, sizeof(input_data), input_data, sizeof(input_data),
@ -747,7 +747,7 @@ This example shows how to authenticate and encrypt a message:
free(output_data); free(output_data);
/* Destroy the key */ /* Destroy the key */
psa_destroy_key(key); psa_destroy_key(key_id);
mbedtls_psa_crypto_free(); mbedtls_psa_crypto_free();
``` ```
@ -773,7 +773,7 @@ This example shows how to authenticate and decrypt a message:
size_t output_size = 0; size_t output_size = 0;
size_t output_length = 0; size_t output_length = 0;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT; psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_key_id_t key; psa_key_id_t key_id;
printf("Authenticate decrypt...\t"); printf("Authenticate decrypt...\t");
fflush(stdout); fflush(stdout);
@ -797,7 +797,7 @@ This example shows how to authenticate and decrypt a message:
psa_set_key_algorithm(&attributes, PSA_ALG_CCM); psa_set_key_algorithm(&attributes, PSA_ALG_CCM);
psa_set_key_type(&attributes, PSA_KEY_TYPE_AES); psa_set_key_type(&attributes, PSA_KEY_TYPE_AES);
psa_set_key_bits(&attributes, 128); psa_set_key_bits(&attributes, 128);
status = psa_import_key(&attributes, key_data, sizeof(key_data), &key); status = psa_import_key(&attributes, key_data, sizeof(key_data), &key_id);
if (status != PSA_SUCCESS) { if (status != PSA_SUCCESS) {
printf("Failed to import a key\n"); printf("Failed to import a key\n");
return; return;
@ -805,7 +805,7 @@ This example shows how to authenticate and decrypt a message:
psa_reset_key_attributes(&attributes); psa_reset_key_attributes(&attributes);
/* Authenticate and decrypt */ /* Authenticate and decrypt */
status = psa_aead_decrypt(key, PSA_ALG_CCM, status = psa_aead_decrypt(key_id, PSA_ALG_CCM,
nonce, sizeof(nonce), nonce, sizeof(nonce),
additional_data, sizeof(additional_data), additional_data, sizeof(additional_data),
input_data, sizeof(input_data), input_data, sizeof(input_data),
@ -822,7 +822,7 @@ This example shows how to authenticate and decrypt a message:
free(output_data); free(output_data);
/* Destroy the key */ /* Destroy the key */
psa_destroy_key(key); psa_destroy_key(key_id);
mbedtls_psa_crypto_free(); mbedtls_psa_crypto_free();
``` ```
@ -848,7 +848,7 @@ Mbed Crypto provides a simple way to generate a key or key pair.
size_t exported_length = 0; size_t exported_length = 0;
static uint8_t exported[PSA_KEY_EXPORT_ECC_PUBLIC_KEY_MAX_SIZE(key_bits)]; static uint8_t exported[PSA_KEY_EXPORT_ECC_PUBLIC_KEY_MAX_SIZE(key_bits)];
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT; psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_key_id_t key; psa_key_id_t key_id;
printf("Generate a key pair...\t"); printf("Generate a key pair...\t");
fflush(stdout); fflush(stdout);
@ -867,14 +867,14 @@ Mbed Crypto provides a simple way to generate a key or key pair.
psa_set_key_type(&attributes, psa_set_key_type(&attributes,
PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_FAMILY_SECP_R1)); PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_FAMILY_SECP_R1));
psa_set_key_bits(&attributes, key_bits); psa_set_key_bits(&attributes, key_bits);
status = psa_generate_key(&attributes, &key); status = psa_generate_key(&attributes, &key_id);
if (status != PSA_SUCCESS) { if (status != PSA_SUCCESS) {
printf("Failed to generate key\n"); printf("Failed to generate key\n");
return; return;
} }
psa_reset_key_attributes(&attributes); psa_reset_key_attributes(&attributes);
status = psa_export_public_key(key, exported, sizeof(exported), status = psa_export_public_key(key_id, exported, sizeof(exported),
&exported_length); &exported_length);
if (status != PSA_SUCCESS) { if (status != PSA_SUCCESS) {
printf("Failed to export public key %ld\n", status); printf("Failed to export public key %ld\n", status);
@ -884,7 +884,7 @@ Mbed Crypto provides a simple way to generate a key or key pair.
printf("Exported a public key\n"); printf("Exported a public key\n");
/* Destroy the key */ /* Destroy the key */
psa_destroy_key(key); psa_destroy_key(key_id);
mbedtls_psa_crypto_free(); mbedtls_psa_crypto_free();
``` ```