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Copy input and output in psa_cipher_encrypt()

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Signed-off-by: David Horstmann <david.horstmann@arm.com>
This commit is contained in:
David Horstmann 2023-11-27 17:43:05 +00:00
parent 8f35a4f003
commit c6977b4899
1 changed files with 17 additions and 0 deletions
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17
library/psa_crypto.c
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@ -4346,6 +4346,20 @@ psa_status_t psa_cipher_encrypt(mbedtls_svc_key_id_t key,
size_t default_iv_length = 0;
psa_key_attributes_t attributes;
psa_crypto_local_input_t local_input = PSA_CRYPTO_LOCAL_INPUT_INIT;
status = psa_crypto_local_input_alloc(input, input_length, &local_input);
if (status != PSA_SUCCESS) {
goto exit;
}
input = local_input.buffer;
psa_crypto_local_output_t local_output = PSA_CRYPTO_LOCAL_OUTPUT_INIT;
status = psa_crypto_local_output_alloc(output, output_size, &local_output);
if (status != PSA_SUCCESS) {
goto exit;
}
output = local_output.buffer;
if (!PSA_ALG_IS_CIPHER(alg)) {
status = PSA_ERROR_INVALID_ARGUMENT;
goto exit;
@ -4401,6 +4415,9 @@ exit:
*output_length = 0;
}
psa_crypto_local_input_free(&local_input);
psa_crypto_local_output_free(&local_output);
return status;
}