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Change psa_crypto_copy_output error code

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When we are copying output, it makes sense to return
PSA_ERROR_BUFFER_TOO_SMALL since the buffer we are copying to is a user
output buffer.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
This commit is contained in:
David Horstmann 2023-11-20 12:39:38 +00:00
parent 9abf535078
commit 671f5f539e
2 changed files with 3 additions and 3 deletions
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4
library/psa_crypto.c
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@ -8477,7 +8477,7 @@ psa_status_t psa_crypto_copy_input(const uint8_t *input, size_t input_len,
* \param[out] output_len Length of the user-supplied output buffer.
* \return #PSA_SUCCESS, if the buffer was successfully
* copied.
* \return #PSA_ERROR_CORRUPTION_DETECTED, if the
* \return #PSA_ERROR_BUFFER_TOO_SMALL, if the
* user-supplied output buffer is too small to
* hold the contents of the local buffer.
*/
@ -8486,7 +8486,7 @@ psa_status_t psa_crypto_copy_output(const uint8_t *output_copy, size_t output_co
uint8_t *output, size_t output_len)
{
if (output_len < output_copy_len) {
return PSA_ERROR_CORRUPTION_DETECTED;
return PSA_ERROR_BUFFER_TOO_SMALL;
}
if (output_copy_len > 0) {

2
tests/suites/test_suite_psa_crypto_memory.data
View File

@ -20,7 +20,7 @@ PSA output buffer copy: output buffer larger than required
copy_output:10:20:PSA_SUCCESS
PSA output buffer copy: output buffer too small
copy_output:20:10:PSA_ERROR_CORRUPTION_DETECTED
copy_output:20:10:PSA_ERROR_BUFFER_TOO_SMALL
PSA output buffer copy: zero-length source buffer
copy_output:0:10:PSA_SUCCESS