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Implement atomic-creation psa_import_key

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Implement the new, attribute-based psa_import_key and some basic
functions to access psa_key_attributes_t. Replace
psa_import_key_to_handle by psa_import_key in a few test functions.

This commit does not handle persistence attributes yet.
This commit is contained in:
Gilles Peskine
2019-04-17 15:05:45 +02:00
parent 87a5e565f4
commit 4747d19d18
4 changed files with 240 additions and 44 deletions
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52
include/psa/crypto_struct.h
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@@ -260,4 +260,56 @@ static inline struct psa_key_policy_s psa_key_policy_init( void )
return( v );
}
struct psa_key_attributes_s
{
psa_key_id_t id;
psa_key_lifetime_t lifetime;
psa_key_policy_t policy;
psa_key_type_t type;
size_t bits;
};
#define PSA_KEY_ATTRIBUTES_INIT {0, 0, {0, 0}, 0, 0}
static inline struct psa_key_attributes_s psa_key_attributes_init( void )
{
const struct psa_key_attributes_s v = PSA_KEY_ATTRIBUTES_INIT;
return( v );
}
static inline void psa_set_key_usage_flags(psa_key_attributes_t *attributes,
psa_key_usage_t usage_flags)
{
attributes->policy.usage = usage_flags;
}
static inline psa_key_usage_t psa_get_key_usage_flags(
const psa_key_attributes_t *attributes)
{
return( attributes->policy.usage );
}
static inline void psa_set_key_algorithm(psa_key_attributes_t *attributes,
psa_algorithm_t alg)
{
attributes->policy.alg = alg;
}
static inline psa_algorithm_t psa_get_key_algorithm(
const psa_key_attributes_t *attributes)
{
return( attributes->policy.alg );
}
static inline void psa_set_key_type(psa_key_attributes_t *attributes,
psa_key_type_t type)
{
attributes->type = type;
}
static inline psa_key_type_t psa_get_key_type(
const psa_key_attributes_t *attributes)
{
return( attributes->type );
}
#endif /* PSA_CRYPTO_STRUCT_H */