[FL-2627] Flipper applications: SDK, build and debug system (#1387)

applications/services/bt/bt_service/bt.h

@@ -0,0 +1,61 @@
+#pragma once
+
+#include <stdint.h>
+#include <stdbool.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define RECORD_BT "bt"
+
+typedef struct Bt Bt;
+
+typedef enum {
+    BtStatusUnavailable,
+    BtStatusOff,
+    BtStatusAdvertising,
+    BtStatusConnected,
+} BtStatus;
+
+typedef enum {
+    BtProfileSerial,
+    BtProfileHidKeyboard,
+} BtProfile;
+
+typedef void (*BtStatusChangedCallback)(BtStatus status, void* context);
+
+/** Change BLE Profile
+ * @note Call of this function leads to 2nd core restart
+ *
+ * @param bt        Bt instance
+ * @param profile   BtProfile
+ *
+ * @return          true on success
+ */
+bool bt_set_profile(Bt* bt, BtProfile profile);
+
+/** Disconnect from Central
+ *
+ * @param bt        Bt instance
+ */
+void bt_disconnect(Bt* bt);
+
+/** Set callback for Bluetooth status change notification
+ *
+ * @param bt        Bt instance
+ * @param callback  BtStatusChangedCallback instance
+ * @param context   pointer to context
+ */
+void bt_set_status_changed_callback(Bt* bt, BtStatusChangedCallback callback, void* context);
+
+/** Forget bonded devices
+ * @note Leads to wipe ble key storage and deleting bt.keys
+ *
+ * @param bt        Bt instance
+ */
+void bt_forget_bonded_devices(Bt* bt);
+
+#ifdef __cplusplus
+}
+#endif