It will return true if attribute with given handle exists in db, otherwise
false.
---
src/shared/gatt-db.c | 18 ++++++++++++++++++
src/shared/gatt-db.h | 1 +
2 files changed, 19 insertions(+)
diff --git a/src/shared/gatt-db.c b/src/shared/gatt-db.c
index 998e93e..de1de57 100644
--- a/src/shared/gatt-db.c
+++ b/src/shared/gatt-db.c
@@ -758,3 +758,21 @@ uint32_t gatt_db_get_attribute_permissions(struct gatt_db *db, uint16_t handle)
return attribute->permissions;
}
+
+bool gatt_db_has_attribute(struct gatt_db *db, uint16_t handle)
+{
+ struct gatt_db_attribute *attribute;
+ struct gatt_db_service *service;
+ uint16_t service_handle;
+
+ service = queue_find(db->services, find_service_for_handle,
+ INT_TO_PTR(handle));
+ if (!service)
+ return false;
+
+ service_handle = service->attributes[0]->handle;
+
+ attribute = service->attributes[handle - service_handle];
+
+ return attribute ? true : false;
+}
diff --git a/src/shared/gatt-db.h b/src/shared/gatt-db.h
index f2f2f4d..ca36d32 100644
--- a/src/shared/gatt-db.h
+++ b/src/shared/gatt-db.h
@@ -93,3 +93,4 @@ const bt_uuid_t *gatt_db_get_attribute_type(struct gatt_db *db,
uint16_t gatt_db_get_end_handle(struct gatt_db *db, uint16_t handle);
uint32_t gatt_db_get_attribute_permissions(struct gatt_db *db, uint16_t handle);
+bool gatt_db_has_attribute(struct gatt_db *db, uint16_t handle);
--
1.9.0
--
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