1 files changed, 22 insertions, 0 deletions
diff --git a/src/ble/profile/utils.h b/src/ble/profile/utils.h
new file mode 100644
index 0000000..b52504f
--- /dev/null
+++ b/src/ble/profile/utils.h
@@ -0,0 +1,22 @@
+#ifndef __UTILS_H__
+#define __UTILS_H__
+
+#include "CH58xBLE_LIB.h"
+
+#define ATTR_DECLAR(uuid, uuid_size, permissions, val) \
+				{ \
+					{(uuid_size), (uint8_t *)(uuid)}, \
+					(permissions), \
+					0, \
+					(uint8_t *)(val) \
+				}
+
+// Characteristic Declaration
+#define CHAR_DECLAR(properties) \
+	ATTR_DECLAR(characterUUID, 2, GATT_PERMIT_READ, properties)
+
+// Characteristic Value Declaration
+#define CHAR_VAL_DECLAR(uuid, uuid_size, permissions, val) \
+	ATTR_DECLAR(uuid, uuid_size, permissions, val)
+
+#endif /* __UTILS_H__ */