Add better name for variables
Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
diff --git a/scripts/mbedtls_dev/psa_storage.py b/scripts/mbedtls_dev/psa_storage.py
index ff2fdd4..cde6c80 100644
--- a/scripts/mbedtls_dev/psa_storage.py
+++ b/scripts/mbedtls_dev/psa_storage.py
@@ -101,18 +101,18 @@
LATEST_VERSION = 0
"""The latest version of the storage format."""
- EXTENDABLE_USAGE_FLAGS = {
+ IMPLICIT_USAGE_FLAGS = {
Expr('PSA_KEY_USAGE_SIGN_HASH'): Expr('PSA_KEY_USAGE_SIGN_MESSAGE'),
Expr('PSA_KEY_USAGE_VERIFY_HASH'): Expr('PSA_KEY_USAGE_VERIFY_MESSAGE')
} #type: Dict[Expr, Expr]
- """The extendable usage flags with the corresponding extension flags."""
+ """Mapping of usage flags to the flags that they imply."""
- EXTENDABLE_USAGE_FLAGS_KEY_RESTRICTION = {
+ IMPLICIT_USAGE_FLAGS_KEY_RESTRICTION = {
'PSA_KEY_USAGE_SIGN_HASH': '.*KEY_PAIR',
'PSA_KEY_USAGE_VERIFY_HASH': '.*KEY.*'
} #type: Dict[str, str]
- """The key type filter for the extendable usage flags.
- The filter is a regexp.
+ """Use a regexp to determine key types for which signature is possible
+ when using the actual usage flag.
"""
def __init__(self, *,
@@ -137,7 +137,7 @@
self.material = material #type: bytes
if usage_extension:
- for flag, extension in self.EXTENDABLE_USAGE_FLAGS.items():
+ for flag, extension in self.IMPLICIT_USAGE_FLAGS.items():
if self.original_usage.value() & flag.value() and \
self.original_usage.value() & extension.value() == 0:
self.updated_usage = Expr(self.updated_usage.string +