Merge branch 'bugfix/fix_ble_hid' into 'master'

fix(bt/bluedroid): Fixed BLE hid example bugs

Closes BLERP-190

See merge request espressif/esp-idf!26613

components/bt/host/bluedroid/bta/dm/bta_dm_co.c

@@ -356,7 +356,7 @@ void bta_dm_co_ble_io_req(BD_ADDR bd_addr,  tBTA_IO_CAP *p_io_cap,
         *p_resp_key = bte_appl_cfg.ble_resp_key;
     }
 
-    if (bte_appl_cfg.ble_max_key_size > 7 && bte_appl_cfg.ble_max_key_size <= 16) {
+    if (bte_appl_cfg.ble_max_key_size >= 7 && bte_appl_cfg.ble_max_key_size <= 16) {
         *p_max_key_size = bte_appl_cfg.ble_max_key_size;
     }
 #endif  ///SMP_INCLUDED == TRUE

components/esp_hid/src/ble_hidd.c

@@ -282,7 +282,7 @@ static esp_err_t create_hid_db(esp_ble_hidd_dev_t *dev, int device_index)
     add_db_record(_last_db, HIDD_LE_IDX_HID_INFO_VAL, (uint8_t *)&s_hid_info_char_uuid, ESP_GATT_PERM_READ, 4, 4, (uint8_t *)hidInfo);
 
     add_db_record(_last_db, HIDD_LE_IDX_HID_CTNL_PT_CHAR, (uint8_t *)&s_character_declaration_uuid, ESP_GATT_PERM_READ, 1, 1, (uint8_t *)&s_char_prop_write_nr);
-    add_db_record(_last_db, HIDD_LE_IDX_HID_CTNL_PT_VAL, (uint8_t *)&s_hid_control_point_uuid, ESP_GATT_PERM_READ, 1, 0, NULL);
+    add_db_record(_last_db, HIDD_LE_IDX_HID_CTNL_PT_VAL, (uint8_t *)&s_hid_control_point_uuid, ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, 1, 0, NULL);
 
     add_db_record(_last_db, HIDD_LE_IDX_PROTO_MODE_CHAR, (uint8_t *)&s_character_declaration_uuid, ESP_GATT_PERM_READ, 1, 1, (uint8_t *)&s_char_prop_read_write_nr);
     add_db_record(_last_db, HIDD_LE_IDX_PROTO_MODE_VAL, (uint8_t *)&s_hid_proto_mode_uuid, ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, 1, 1, (uint8_t *)&dev->protocol);
@@ -301,7 +301,7 @@ static esp_err_t create_hid_db(esp_ble_hidd_dev_t *dev, int device_index)
                 add_db_record(_last_db, index++, (uint8_t *)&s_character_declaration_uuid, ESP_GATT_PERM_READ, 1, 1, (uint8_t *)&s_char_prop_read_notify);
                 report->index = index;
                 add_db_record(_last_db, index++, (uint8_t *)&s_hid_report_uuid, ESP_GATT_PERM_READ, report->value_len, 0, NULL);
-                add_db_record(_last_db, index++, (uint8_t *)&s_character_client_config_uuid, ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, 2, 0, NULL);
+                add_db_record(_last_db, index++, (uint8_t *)&s_character_client_config_uuid, ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE_ENCRYPTED, 2, 0, NULL);
             } else if (report->report_type == ESP_HID_REPORT_TYPE_OUTPUT) {
                 //Output Report
                 add_db_record(_last_db, index++, (uint8_t *)&s_character_declaration_uuid, ESP_GATT_PERM_READ, 1, 1, (uint8_t *)&s_char_prop_read_write_write_nr);
@@ -463,7 +463,7 @@ static void hid_event_handler(esp_ble_hidd_dev_t *dev, int device_index, esp_gat
         link_report_handles(&dev->devices[device_index], param->add_attr_tab.handles);
         esp_ble_gatts_start_service(dev->devices[device_index].hid_svc.handle);
         if ((device_index + 1) < dev->devices_len) {
-            create_hid_db(dev, device_index + 1);//add next device
+            create_hid_db(dev, device_index + 1);//add next device if support
         }
         break;
     }

examples/bluetooth/esp_hid_device/main/esp_hid_device_main.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2021-2023 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Unlicense OR CC0-1.0
  */
@@ -42,27 +42,6 @@ typedef struct
 
 #if CONFIG_BT_BLE_ENABLED
 static local_param_t s_ble_hid_param = {0};
-const unsigned char hidapiReportMap[] = { //8 bytes input, 8 bytes feature
-    0x06, 0x00, 0xFF,  // Usage Page (Vendor Defined 0xFF00)
-    0x0A, 0x00, 0x01,  // Usage (0x0100)
-    0xA1, 0x01,        // Collection (Application)
-    0x85, 0x01,        //   Report ID (1)
-    0x15, 0x00,        //   Logical Minimum (0)
-    0x26, 0xFF, 0x00,  //   Logical Maximum (255)
-    0x75, 0x08,        //   Report Size (8)
-    0x95, 0x08,        //   Report Count (8)
-    0x09, 0x01,        //   Usage (0x01)
-    0x82, 0x02, 0x01,  //   Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position,Buffered Bytes)
-    0x95, 0x08,        //   Report Count (8)
-    0x09, 0x02,        //   Usage (0x02)
-    0xB2, 0x02, 0x01,  //   Feature (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position,Non-volatile,Buffered Bytes)
-    0x95, 0x08,        //   Report Count (8)
-    0x09, 0x03,        //   Usage (0x03)
-    0x91, 0x02,        //   Output (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position,Non-volatile)
-    0xC0,              // End Collection
-
-    // 38 bytes
-};
 
 const unsigned char mediaReportMap[] = {
     0x05, 0x0C,        // Usage Page (Consumer)
@@ -125,10 +104,6 @@ const unsigned char mediaReportMap[] = {
 };
 
 static esp_hid_raw_report_map_t ble_report_maps[] = {
-    {
-        .data = hidapiReportMap,
-        .len = sizeof(hidapiReportMap)
-    },
     {
         .data = mediaReportMap,
         .len = sizeof(mediaReportMap)
@@ -143,7 +118,7 @@ static esp_hid_device_config_t ble_hid_config = {
     .manufacturer_name  = "Espressif",
     .serial_number      = "1234567890",
     .report_maps        = ble_report_maps,
-    .report_maps_len    = 2
+    .report_maps_len    = 1
 };
 
 #define HID_CC_RPT_MUTE                 1
@@ -293,7 +268,7 @@ void esp_hidd_send_consumer_value(uint8_t key_cmd, bool key_pressed)
             break;
         }
     }
-    esp_hidd_dev_input_set(s_ble_hid_param.hid_dev, 1, HID_RPT_ID_CC_IN, buffer, HID_CC_IN_RPT_LEN);
+    esp_hidd_dev_input_set(s_ble_hid_param.hid_dev, 0, HID_RPT_ID_CC_IN, buffer, HID_CC_IN_RPT_LEN);
     return;
 }
 
@@ -318,6 +293,10 @@ void ble_hid_demo_task(void *pvParameters)
 
 void ble_hid_task_start_up(void)
 {
+    if (s_ble_hid_param.task_hdl) {
+        // Task already exists
+        return;
+    }
     xTaskCreate(ble_hid_demo_task, "ble_hid_demo_task", 2 * 1024, NULL, configMAX_PRIORITIES - 3,
                 &s_ble_hid_param.task_hdl);
 }
@@ -344,7 +323,6 @@ static void ble_hidd_event_callback(void *handler_args, esp_event_base_t base, i
     }
     case ESP_HIDD_CONNECT_EVENT: {
         ESP_LOGI(TAG, "CONNECT");
-        ble_hid_task_start_up();//todo: this should be on auth_complete (in GAP)
         break;
     }
     case ESP_HIDD_PROTOCOL_MODE_EVENT: {
@@ -353,6 +331,14 @@ static void ble_hidd_event_callback(void *handler_args, esp_event_base_t base, i
     }
     case ESP_HIDD_CONTROL_EVENT: {
         ESP_LOGI(TAG, "CONTROL[%u]: %sSUSPEND", param->control.map_index, param->control.control ? "EXIT_" : "");
+        if (param->control.control)
+        {
+            // exit suspend
+            ble_hid_task_start_up();
+        } else {
+            // suspend
+            ble_hid_task_shut_down();
+        }
     break;
     }
     case ESP_HIDD_OUTPUT_EVENT: {

examples/bluetooth/esp_hid_device/main/esp_hid_gap.c

@@ -486,7 +486,7 @@ static esp_err_t start_bt_scan(uint32_t seconds)
 /*
  * BLE GAP
  * */
-
+extern void ble_hid_task_start_up(void);
 static void ble_gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param)
 {
     switch (event) {
@@ -535,10 +535,12 @@ static void ble_gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_p
      * */
     case ESP_GAP_BLE_AUTH_CMPL_EVT:
         if (!param->ble_security.auth_cmpl.success) {
+            // if AUTH ERROR,hid maybe don't work.
             ESP_LOGE(TAG, "BLE GAP AUTH ERROR: 0x%x", param->ble_security.auth_cmpl.fail_reason);
         } else {
             ESP_LOGI(TAG, "BLE GAP AUTH SUCCESS");
         }
+        ble_hid_task_start_up();
         break;
 
     case ESP_GAP_BLE_KEY_EVT: //shows the ble key info share with peer device to the user.