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!68 Add empty string validation when getting items

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Merge pull request !68 from suwanghw/master
This commit is contained in:
zhang-deyao
2024-07-03 01:58:58 +00:00
committed by Gitee
parent 69eb37594b f02886ccda
commit 6265b8a53c
1 changed files with 9 additions and 3 deletions
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lib/teelib/libteeos/src/tee/tee_property_api.c
+9 -3
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@@ -422,7 +422,8 @@ static struct prop_item *find_pseuprop_item(TEE_PropSetHandle set, const char *n
if (name == NULL)
return NULL;
if (strnlen(name, MAX_PROPERTY_NAME_LEN) >= MAX_PROPERTY_NAME_LEN)
if (strnlen(name, MAX_PROPERTY_NAME_LEN) >= MAX_PROPERTY_NAME_LEN ||
strnlen(name, MAX_PROPERTY_NAME_LEN) == 0)
return NULL;
uint32_t index = sel_prop_set(set);
@@ -1167,9 +1168,10 @@ TEE_Result TEE_GetPropertyName(TEE_PropSetHandle enumerator, void *nameBuffer, s
}
check = ((handle->set == TEE_PROPSET_UNKNOW) || (handle->item == NULL) || (handle->item->name == NULL) ||
(strnlen(handle->item->name, MAX_PROPERTY_NAME_LEN) >= MAX_PROPERTY_NAME_LEN));
(strnlen(handle->item->name, MAX_PROPERTY_NAME_LEN) >= MAX_PROPERTY_NAME_LEN) ||
(strnlen(handle->item->name, MAX_PROPERTY_NAME_LEN) == 0));
if (check) {
tloge("item no found\n");
tloge("item no found or name invalid\n");
return TEE_ERROR_ITEM_NOT_FOUND;
}
@@ -1207,6 +1209,10 @@ TEE_Result TEE_GetNextProperty(TEE_PropSetHandle enumerator)
}
handle->item = dlist_entry(handle->item->list.next, struct prop_item, list);
if (strcmp(handle->item->name, "") == 0) {
tloge("next name is 0, error");
return TEE_ERROR_ITEM_NOT_FOUND;
}
return TEE_SUCCESS;
}