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Document the maximum key identifier

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Give it a name and explain why it was chosen.
This commit is contained in:
Gilles Peskine
2018-12-10 17:30:29 +01:00
parent 039b90cf5b
commit 48868129cd
2 changed files with 18 additions and 1 deletions
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2
library/psa_crypto.c
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@ -871,7 +871,7 @@ psa_status_t psa_internal_make_key_persistent( psa_key_handle_t handle,
return( PSA_ERROR_INVALID_ARGUMENT );
/* Reject high values because the file names are reserved for the
* library's internal use. */
if( id >= 0xffff0000 )
if( id >= PSA_MAX_PERSISTENT_KEY_IDENTIFIER )
return( PSA_ERROR_INVALID_ARGUMENT );
status = psa_get_key_slot( handle, &slot );