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Add ..._GOTO_RETURN macro

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Signed-off-by: Ryan Everett <ryan.everett@arm.com>
This commit is contained in:
Ryan Everett 2024-01-23 18:24:21 +00:00
parent aa3fa98bc4
commit d6d6a76e46
1 changed files with 47 additions and 0 deletions
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47
library/psa_crypto_core.h
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@ -20,6 +20,9 @@
#include "psa/crypto.h"
#include "psa/crypto_se_driver.h"
#if defined(MBEDTLS_THREADING_C)
#include "mbedtls/threading.h"
#endif
/**
* Tell if PSA is ready for this hash.
@ -111,6 +114,50 @@ typedef struct {
} key;
} psa_key_slot_t;
typedef enum {
PSA_MUTEX_LOCK = 0,
PSA_MUTEX_UNLOCK,
} psa_mutex_operation_t;
/** If threading is enabled: perform a lock or unlock operation on the
* key slot mutex.
* Call with parameter PSA_MUTEX_LOCK to perform a lock operation.
* Call with parameter PSA_MUTEX_UNLOCK to perform an unlock operation.
* Returns PSA_ERROR_SERVICE_FAILURE if the operation fails
* and status was PSA_SUCCESS.
* If threading is not enabled, do nothing.
*
* Assumptions:
* psa_status_t status exists.
* op is PSA_MUTEX_LOCK or PSA_MUTEX_UNLOCK.
*/
#if defined(MBEDTLS_THREADING_C)
#define PSA_KEY_SLOT_MUTEX_LOCKFUNC_RETURN(op) \
do \
{ \
if (op == PSA_MUTEX_LOCK) { \
if (mbedtls_mutex_lock( \
&mbedtls_threading_key_slot_mutex) != 0) { \
if (status == PSA_SUCCESS) { \
return PSA_ERROR_SERVICE_FAILURE; \
} \
return status; \
} \
} \
if (op == PSA_MUTEX_UNLOCK) { \
if (mbedtls_mutex_unlock( \
&mbedtls_threading_key_slot_mutex) != 0) { \
if (status == PSA_SUCCESS) { \
return PSA_ERROR_SERVICE_FAILURE; \
} \
return status; \
} \
} \
} while (0);
#else
#define PSA_KEY_SLOT_MUTEX_LOCKFUNC_RETURN(op) do { } while (0)
#endif
/* A mask of key attribute flags used only internally.
* Currently there aren't any. */
#define PSA_KA_MASK_INTERNAL_ONLY ( \