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Fix {sign|verify}_get_num_ops

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Move the obfuscation of the internal library only returning a delta of ops done
into the driver wrapper, thus meaning driver wrapper and API call both return
absolute values of work done. Document the differences at the internal
implementation level.

Signed-off-by: Paul Elliott <paul.elliott@arm.com>
This commit is contained in:
Paul Elliott
2023-02-07 12:43:11 +00:00
parent 939bd9485d
commit de1114c883
3 changed files with 32 additions and 24 deletions
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4
library/psa_crypto.c
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@@ -3286,7 +3286,7 @@ psa_status_t psa_sign_hash_complete(
exit:
/* Update ops count with work done. */
operation->num_ops += psa_driver_wrapper_sign_hash_get_num_ops(operation);
operation->num_ops = psa_driver_wrapper_sign_hash_get_num_ops(operation);
if (status != PSA_OPERATION_INCOMPLETE) {
psa_wipe_output_buffer(signature, status, signature_size,
@@ -3413,7 +3413,7 @@ psa_status_t psa_verify_hash_complete(
exit:
/* Update ops count with work done. */
operation->num_ops += psa_driver_wrapper_verify_hash_get_num_ops(
operation->num_ops = psa_driver_wrapper_verify_hash_get_num_ops(
operation);
if (status != PSA_OPERATION_INCOMPLETE) {