[FL-1976] BLE HID (#852)

* ble: prototype ble hid
* ble: add HID service and characteristics
* debug tools: add ble keyboard app
* ble: change appearance
* ble: working keyboard
* bt: introduce furi-hal-bt-hid
* bt: restart hid service on each keyboard app enter
* bt: introduce switch profile
* bt: add profile to ble glue
* bt: working profile switch
* bt: introduce bt serial profile, rework API
* bt: rewotk HID profile
* bt: rework gap with profile configuration
* bt: move change profile routine to furi hal bt
* bt: change switch profile API to blocking
* bt: move battery update to furi hal bt
* bt: cleanup
* bt: add support for f6 target
* bt: update documentation
* bt: clean up code
* bt: remove NO OUTPUT setting
* bt: set numeric comparison pairing in BLE HID
* bt: support f6 target
* bt: set mac address in profile configuration
* bt: set advertise name in profile config
* bt: rework with furi thread
* bt: support f6 target
* bt: clear hci command buffer on core2 restart
* bt: correct thread kill sequence
* bt: fix freertos functions calls
* bt: add some enterprise delays fo correct memory free
* bt: code cleanup
* bt: change terminate -> stop
* bt: fix memory leakage

Co-authored-by: あく <alleteam@gmail.com>

firmware/targets/furi-hal-include/furi-hal-bt-hid.h

@@ -0,0 +1,34 @@
+#pragma once
+
+#include <stdint.h>
+#include <stdbool.h>
+
+/** Start Hid Keyboard Profile
+ */
+void furi_hal_bt_hid_start();
+
+/** Stop Hid Keyboard Profile
+ */
+void furi_hal_bt_hid_stop();
+
+/** Press key button
+ *
+ * @param button    button code from HID specification
+ *
+ * @return          true on success
+ */
+bool furi_hal_bt_hid_kb_press(uint16_t button);
+
+/** Release key button
+ *
+ * @param button    button code from HID specification
+ *
+ * @return          true on success
+ */
+bool furi_hal_bt_hid_kb_release(uint16_t button);
+
+/** Release all key buttons
+ *
+ * @return          true on success
+ */
+bool furi_hal_bt_hid_kb_release_all();

firmware/targets/furi-hal-include/furi-hal-bt-serial.h

@@ -0,0 +1,37 @@
+#pragma once
+
+#include "serial_service.h"
+
+#define FURI_HAL_BT_SERIAL_PACKET_SIZE_MAX SERIAL_SVC_DATA_LEN_MAX
+
+/** Serial service callback type */
+typedef SerialServiceEventCallback FuriHalBtSerialCallback;
+
+/** Start Serial Profile
+ */
+void furi_hal_bt_serial_start();
+
+/** Stop Serial Profile
+ */
+void furi_hal_bt_serial_stop();
+
+/** Set Serial service events callback
+ *
+ * @param buffer_size   Applicaition buffer size
+ * @param calback       FuriHalBtSerialCallback instance
+ * @param context       pointer to context
+ */
+void furi_hal_bt_serial_set_event_callback(uint16_t buff_size, FuriHalBtSerialCallback callback, void* context);
+
+/** Notify that application buffer is empty
+ */
+void furi_hal_bt_serial_notify_buffer_is_empty();
+
+/** Send data through BLE
+ *
+ * @param data  data buffer
+ * @param size  data buffer size
+ *
+ * @return      true on success
+ */
+bool furi_hal_bt_serial_tx(uint8_t* data, uint16_t size);

firmware/targets/furi-hal-include/furi-hal-bt.h

@@ -12,13 +12,20 @@
 #include <ble_glue.h>
 #include <ble_app.h>
 
-
-#define FURI_HAL_BT_PACKET_SIZE_MAX SERIAL_SVC_DATA_LEN_MAX
+#include "furi-hal-bt-serial.h"
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
+typedef enum {
+    FuriHalBtProfileSerial,
+    FuriHalBtProfileHidKeyboard,
+
+    // Keep last for Profiles number calculation
+    FuriHalBtProfileNumber,
+} FuriHalBtProfile;
+
 /** Initialize
  */
 void furi_hal_bt_init();
@@ -29,17 +36,32 @@ void furi_hal_bt_lock_core2();
 /** Lock core2 state transition */
 void furi_hal_bt_unlock_core2();
 
-/** Start 2nd core and BLE stack
- *
- * @return true on success
- */
-bool furi_hal_bt_start_core2();
-
 /** Start BLE app
- * @param event_cb - BleEventCallback instance
- * @param context - pointer to context
+ *
+ * @param profile   FuriHalBtProfile instance
+ * @param event_cb  BleEventCallback instance
+ * @param context   pointer to context
+ *
+ * @return          true on success
 */
-bool furi_hal_bt_init_app(BleEventCallback event_cb, void* context);
+bool furi_hal_bt_start_app(FuriHalBtProfile profile, BleEventCallback event_cb, void* context);
+
+/** Change BLE app
+ * Restarts 2nd core
+ *
+ * @param profile   FuriHalBtProfile instance
+ * @param event_cb  BleEventCallback instance
+ * @param context   pointer to context
+ *
+ * @return          true on success
+*/
+bool furi_hal_bt_change_app(FuriHalBtProfile profile, BleEventCallback event_cb, void* context);
+
+/** Update battery level
+ *
+ * @param battery_level battery level
+ */
+void furi_hal_bt_update_battery_level(uint8_t battery_level);
 
 /** Start advertising
  */
@@ -91,22 +113,6 @@ void furi_hal_bt_nvm_sram_sem_release();
  */
 void furi_hal_bt_set_key_storage_change_callback(BleGlueKeyStorageChangedCallback callback, void* context);
 
-/** Set data event callbacks
- * @param on_received_cb - SerialSvcDataReceivedCallback instance
- * @param on_sent_cb - SerialSvcDataSentCallback instance
- * @param context - pointer to context
- */
-void furi_hal_bt_set_data_event_callbacks(uint16_t buff_size, SerialSvcDataReceivedCallback on_received_cb, SerialSvcDataSentCallback on_sent_cb, void* context);
-
-/** Notify that buffer is empty */
-void furi_hal_bt_notify_buffer_is_empty();
-
-/** Send data through BLE
- * @param data - data buffer
- * @param size - data buffer size
- */
-bool furi_hal_bt_tx(uint8_t* data, uint16_t size);
-
 /** Start ble tone tx at given channel and power
  *
  * @param[in]  channel  The channel