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Store key sizes in 16 bits in attributes

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This is larger than the maximum key size introduced in the previous
commit, by design.

Make some room for flags (not used yet).
This commit is contained in:
Gilles Peskine
2019-07-30 17:42:47 +02:00
parent c744d99386
commit 68cc433b5b
2 changed files with 18 additions and 7 deletions
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2
library/psa_crypto.c
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@ -710,7 +710,7 @@ psa_status_t psa_import_key_into_slot( psa_key_slot_t *slot,
/* Ensure that the bytes-to-bit conversion doesn't overflow. */
if( data_length > SIZE_MAX / 8 )
return( PSA_ERROR_NOT_SUPPORTED );
/* Ensure that the key is not overly large. */
/* Ensure that the bit size fits in its representation type. */
if( bit_size > PSA_MAX_KEY_BITS )
return( PSA_ERROR_NOT_SUPPORTED );
status = prepare_raw_data_slot( slot->type, bit_size,