vor ble umbau

firmware/libs/ble_mgmt/include/ble_mgmt.h

@@ -0,0 +1,38 @@
+#ifndef BLE_MGMT_H
+#define BLE_MGMT_H
+
+#include <zephyr/types.h>
+
+typedef void (*ble_mgmt_rx_cb_t)(const uint8_t *data, uint16_t len);
+
+/**
+ * Initializes the BLE management module, sets up the GATT service and starts advertising.
+ * @param rx_cb Callback function to handle received data from the central device.
+ * @param device_name Optional custom device name for advertising. If NULL, a default name is used.
+ * @return 0 on success, or a negative error code on failure.
+ */
+int ble_mgmt_init(ble_mgmt_rx_cb_t rx_cb, const char *device_name);
+
+/**
+ * Sends data to the connected central device via a GATT characteristic.
+ * @param data Pointer to the data buffer to send.
+ * @param len Length of the data in bytes.
+ * @return 0 on success, -EACCES if notifications are not enabled, or a negative error code on failure.
+ */
+int ble_mgmt_send(const uint8_t *data, uint16_t len);
+
+/**
+ * Updates the advertised device name and restarts advertising with the new name.
+ * @param new_name The new device name to advertise.
+ * @return 0 on success, or a negative error code on failure.
+ */
+int ble_mgmt_update_adv_name(const char *new_name);
+
+/**
+ * Retrieves the maximum payload size that can be sent in a single notification.
+ * This is determined by the current ATT MTU size minus the GATT header overhead.
+ * @return The maximum payload size in bytes.
+ */
+uint16_t ble_mgmt_get_max_payload(void);
+
+#endif // BLE_MGMT_H