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Rename "output_copy" -> "local_output"

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This helps to prevent confusion as it avoids overloading the word
"copy" as both an action and an object.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
This commit is contained in:
David Horstmann
2023-11-20 12:54:09 +00:00
parent f1734054fa
commit 89875a4f20
4 changed files with 76 additions and 76 deletions
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36
library/psa_crypto.c
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@ -8540,50 +8540,50 @@ void psa_crypto_local_input_free(psa_crypto_local_input_t *local_input)
local_input->length = 0;
}
psa_status_t psa_crypto_output_copy_alloc(uint8_t *output, size_t output_len,
psa_crypto_output_copy_t *output_copy)
psa_status_t psa_crypto_local_output_alloc(uint8_t *output, size_t output_len,
psa_crypto_local_output_t *local_output)
{
output_copy->original = NULL;
output_copy->buffer = NULL;
output_copy->length = 0;
local_output->original = NULL;
local_output->buffer = NULL;
local_output->length = 0;
if (output_len == 0) {
return PSA_SUCCESS;
}
output_copy->buffer = mbedtls_calloc(output_len, 1);
if (output_copy->buffer == NULL) {
local_output->buffer = mbedtls_calloc(output_len, 1);
if (local_output->buffer == NULL) {
/* Since we dealt with the zero-length case above, we know that
* a NULL return value means a failure of allocation. */
return PSA_ERROR_INSUFFICIENT_MEMORY;
}
output_copy->length = output_len;
output_copy->original = output;
local_output->length = output_len;
local_output->original = output;
return PSA_SUCCESS;
}
psa_status_t psa_crypto_output_copy_free(psa_crypto_output_copy_t *output_copy)
psa_status_t psa_crypto_local_output_free(psa_crypto_local_output_t *local_output)
{
psa_status_t status;
if (output_copy->buffer == NULL) {
output_copy->length = 0;
if (local_output->buffer == NULL) {
local_output->length = 0;
return PSA_SUCCESS;
}
if (output_copy->original == NULL) {
if (local_output->original == NULL) {
/* We have an internal copy but nothing to copy back to. */
return PSA_ERROR_CORRUPTION_DETECTED;
}
status = psa_crypto_copy_output(output_copy->buffer, output_copy->length,
output_copy->original, output_copy->length);
status = psa_crypto_copy_output(local_output->buffer, local_output->length,
local_output->original, local_output->length);
if (status != PSA_SUCCESS) {
return status;
}
mbedtls_free(output_copy->buffer);
output_copy->buffer = NULL;
output_copy->length = 0;
mbedtls_free(local_output->buffer);
local_output->buffer = NULL;
local_output->length = 0;
return PSA_SUCCESS;
}