bluedroid: support get bluetooth device name

components/bt/host/bluedroid/api/esp_gap_ble_api.c

@@ -383,6 +383,19 @@ esp_err_t esp_ble_gap_set_device_name(const char *name)
     return esp_bt_dev_set_device_name(name);
 }
 
+esp_err_t esp_ble_gap_get_device_name(void)
+{
+    btc_msg_t msg = {0};
+
+    ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
+
+    msg.sig = BTC_SIG_API_CALL;
+    msg.pid = BTC_PID_GAP_BLE;
+    msg.act = BTC_GAP_BLE_ACT_GET_DEV_NAME;
+
+    return (btc_transfer_context(&msg, NULL, 0, NULL, NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
+}
+
 esp_err_t esp_ble_gap_get_local_used_addr(esp_bd_addr_t local_used_addr, uint8_t * addr_type)
 {
     if(esp_bluedroid_get_status() != (ESP_BLUEDROID_STATUS_ENABLED)) {

components/bt/host/bluedroid/api/include/api/esp_gap_ble_api.h

@@ -137,7 +137,7 @@ typedef uint8_t esp_ble_io_cap_t;               /*!< combination of the io capab
 
 /// GAP BLE callback event type
 typedef enum {
-#if (BLE_42_FEATURE_SUPPORT == TRUE)
+    //BLE_42_FEATURE_SUPPORT
     ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT        = 0,       /*!< When advertising data set complete, the event comes */
     ESP_GAP_BLE_SCAN_RSP_DATA_SET_COMPLETE_EVT,             /*!< When scan response data set complete, the event comes */
     ESP_GAP_BLE_SCAN_PARAM_SET_COMPLETE_EVT,                /*!< When scan parameters set complete, the event comes */
@@ -146,7 +146,7 @@ typedef enum {
     ESP_GAP_BLE_SCAN_RSP_DATA_RAW_SET_COMPLETE_EVT,         /*!< When raw advertising data set complete, the event comes */
     ESP_GAP_BLE_ADV_START_COMPLETE_EVT,                     /*!< When start advertising complete, the event comes */
     ESP_GAP_BLE_SCAN_START_COMPLETE_EVT,                    /*!< When start scan complete, the event comes */
-#endif // #if (BLE_42_FEATURE_SUPPORT == TRUE)
+    //BLE_INCLUDED
     ESP_GAP_BLE_AUTH_CMPL_EVT = 8,                          /* Authentication complete indication. */
     ESP_GAP_BLE_KEY_EVT,                                    /* BLE  key event for peer device keys */
     ESP_GAP_BLE_SEC_REQ_EVT,                                /* BLE  security request */
@@ -156,10 +156,10 @@ typedef enum {
     ESP_GAP_BLE_LOCAL_IR_EVT,                               /* BLE local IR event */
     ESP_GAP_BLE_LOCAL_ER_EVT,                               /* BLE local ER event */
     ESP_GAP_BLE_NC_REQ_EVT,                                 /* Numeric Comparison request event */
-#if (BLE_42_FEATURE_SUPPORT == TRUE)
+    //BLE_42_FEATURE_SUPPORT
     ESP_GAP_BLE_ADV_STOP_COMPLETE_EVT,                      /*!< When stop adv complete, the event comes */
     ESP_GAP_BLE_SCAN_STOP_COMPLETE_EVT,                     /*!< When stop scan complete, the event comes */
-#endif // #if (BLE_42_FEATURE_SUPPORT == TRUE)
+    //BLE_INCLUDED
     ESP_GAP_BLE_SET_STATIC_RAND_ADDR_EVT = 19,              /*!< When set the static rand address complete, the event comes */
     ESP_GAP_BLE_UPDATE_CONN_PARAMS_EVT,                     /*!< When update connection parameters complete, the event comes */
     ESP_GAP_BLE_SET_PKT_LENGTH_COMPLETE_EVT,                /*!< When set pkt length complete, the event comes */
@@ -169,11 +169,11 @@ typedef enum {
     ESP_GAP_BLE_GET_BOND_DEV_COMPLETE_EVT,                  /*!< When get the bond device list complete, the event comes */
     ESP_GAP_BLE_READ_RSSI_COMPLETE_EVT,                     /*!< When read the rssi complete, the event comes */
     ESP_GAP_BLE_UPDATE_WHITELIST_COMPLETE_EVT,              /*!< When add or remove whitelist complete, the event comes */
-#if (BLE_42_FEATURE_SUPPORT == TRUE)
+    //BLE_42_FEATURE_SUPPORT
     ESP_GAP_BLE_UPDATE_DUPLICATE_EXCEPTIONAL_LIST_COMPLETE_EVT,  /*!< When update duplicate exceptional list complete, the event comes */
-#endif //#if (BLE_42_FEATURE_SUPPORT == TRUE)
+    //BLE_INCLUDED
     ESP_GAP_BLE_SET_CHANNELS_EVT = 29,                           /*!< When setting BLE channels complete, the event comes */
-#if (BLE_50_FEATURE_SUPPORT == TRUE)
+    //BLE_50_FEATURE_SUPPORT
     ESP_GAP_BLE_READ_PHY_COMPLETE_EVT,
     ESP_GAP_BLE_SET_PREFERED_DEFAULT_PHY_COMPLETE_EVT,
     ESP_GAP_BLE_SET_PREFERED_PHY_COMPLETE_EVT,
@@ -208,7 +208,8 @@ typedef enum {
     ESP_GAP_BLE_PERIODIC_ADV_REPORT_EVT,
     ESP_GAP_BLE_PERIODIC_ADV_SYNC_LOST_EVT,
     ESP_GAP_BLE_PERIODIC_ADV_SYNC_ESTAB_EVT,
-#endif // #if (BLE_50_FEATURE_SUPPORT == TRUE)
+    //BLE_INCLUDED
+    ESP_GAP_BLE_GET_DEV_NAME_COMPLETE_EVT,                       /*!< When getting BT device name complete, the event comes */
     ESP_GAP_BLE_EVT_MAX,
 } esp_gap_ble_cb_event_t;
 
@@ -907,6 +908,13 @@ typedef struct {
  * @brief Gap callback parameters union
  */
 typedef union {
+    /**
+     * @brief ESP_GAP_BLE_GET_DEV_NAME_COMPLETE_EVT
+     */
+    struct ble_get_dev_name_cmpl_evt_param {
+        esp_bt_status_t status;                     /*!< Indicate the get device name success status */
+        char *name;                                 /*!< Name of bluetooth device */
+    } get_dev_name_cmpl;                            /*!< Event parameter of ESP_GAP_BLE_GET_DEV_NAME_COMPLETE_EVT */
 #if (BLE_42_FEATURE_SUPPORT == TRUE)
     /**
      * @brief ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT
@@ -1534,7 +1542,17 @@ esp_err_t esp_ble_gap_set_prefer_conn_params(esp_bd_addr_t bd_addr,
 esp_err_t esp_ble_gap_set_device_name(const char *name);
 
 /**
- * @brief          This function is called to get local used address and adress type.
+ * @brief           Get device name of the local device
+ *
+ * @return
+ *                  - ESP_OK : success
+ *                  - other  : failed
+ *
+ */
+esp_err_t esp_ble_gap_get_device_name(void);
+
+/**
+ * @brief          This function is called to get local used address and address type.
  *                 uint8_t *esp_bt_dev_get_address(void) get the public address
  *
  * @param[in]       local_used_addr - current local used ble address (six bytes)

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

@@ -673,6 +673,27 @@ void bta_dm_set_dev_name (tBTA_DM_MSG *p_data)
 #endif /// CLASSIC_BT_INCLUDED
 }
 
+/*******************************************************************************
+**
+** Function         bta_dm_get_dev_name
+**
+** Description      Gets local device name
+**
+**
+** Returns          void
+**
+*******************************************************************************/
+void bta_dm_get_dev_name (tBTA_DM_MSG *p_data)
+{
+    tBTM_STATUS status;
+    char *name = NULL;
+
+    status = BTM_ReadLocalDeviceName(&name);
+    if (p_data->get_name.p_cback) {
+        (*p_data->get_name.p_cback)(status, name);
+    }
+}
+
 /*******************************************************************************
 **
 ** Function         bta_dm_set_afh_channels

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

@@ -181,6 +181,27 @@ void BTA_DmSetDeviceName(const char *p_name)
     }
 }
 
+/*******************************************************************************
+**
+** Function         BTA_DmGetDeviceName
+**
+** Description      This function gets the Bluetooth name of local device
+**
+**
+** Returns          void
+**
+*******************************************************************************/
+void BTA_DmGetDeviceName(tBTA_GET_DEV_NAME_CBACK *p_cback)
+{
+    tBTA_DM_API_GET_NAME *p_msg;
+
+    if ((p_msg = (tBTA_DM_API_GET_NAME *) osi_malloc(sizeof(tBTA_DM_API_GET_NAME))) != NULL) {
+        p_msg->hdr.event = BTA_DM_API_GET_NAME_EVT;
+        p_msg->p_cback = p_cback;
+        bta_sys_sendmsg(p_msg);
+    }
+}
+
 #if (CLASSIC_BT_INCLUDED == TRUE)
 
 void BTA_DmConfigEir(tBTA_DM_EIR_CONF *eir_config)

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

@@ -57,6 +57,7 @@ const tBTA_DM_ACTION bta_dm_action[BTA_DM_MAX_EVT] = {
     bta_dm_enable,                          /* BTA_DM_API_ENABLE_EVT */
     bta_dm_disable,                         /* BTA_DM_API_DISABLE_EVT */
     bta_dm_set_dev_name,                    /* BTA_DM_API_SET_NAME_EVT */
+    bta_dm_get_dev_name,                    /* BTA_DM_API_GET_NAME_EVT */
 #if (CLASSIC_BT_INCLUDED == TRUE)
     bta_dm_config_eir,                      /* BTA_DM_API_CONFIG_EIR_EVT */
 #endif

components/bt/host/bluedroid/bta/dm/include/bta_dm_int.h

@@ -52,6 +52,7 @@ enum {
     BTA_DM_API_ENABLE_EVT = BTA_SYS_EVT_START(BTA_ID_DM),
     BTA_DM_API_DISABLE_EVT,
     BTA_DM_API_SET_NAME_EVT,
+    BTA_DM_API_GET_NAME_EVT,
 #if (CLASSIC_BT_INCLUDED == TRUE)
     BTA_DM_API_CONFIG_EIR_EVT,
 #endif
@@ -227,6 +228,11 @@ typedef struct {
     BD_NAME             name; /* max 248 bytes name, plus must be Null terminated */
 } tBTA_DM_API_SET_NAME;
 
+typedef struct {
+    BT_HDR              hdr;
+    tBTA_GET_DEV_NAME_CBACK *p_cback;
+} tBTA_DM_API_GET_NAME;
+
 /* data type for BTA_DM_API_CONFIG_EIR_EVT */
 typedef struct {
     BT_HDR              hdr;
@@ -1013,6 +1019,7 @@ typedef union {
     tBTA_DM_API_ENABLE  enable;
 
     tBTA_DM_API_SET_NAME set_name;
+    tBTA_DM_API_GET_NAME get_name;
     tBTA_DM_API_CONFIG_EIR config_eir;
 
     tBTA_DM_API_SET_AFH_CHANNELS set_afh_channels;
@@ -1506,6 +1513,7 @@ extern void bta_dm_search_sm_disable( void );
 extern void bta_dm_enable (tBTA_DM_MSG *p_data);
 extern void bta_dm_disable (tBTA_DM_MSG *p_data);
 extern void bta_dm_set_dev_name (tBTA_DM_MSG *p_data);
+extern void bta_dm_get_dev_name (tBTA_DM_MSG *p_data);
 #if (CLASSIC_BT_INCLUDED == TRUE)
 extern void bta_dm_config_eir (tBTA_DM_MSG *p_data);
 #endif

components/bt/host/bluedroid/bta/include/bta/bta_api.h

@@ -176,6 +176,8 @@ typedef struct {
 
 typedef UINT16 tBTA_SEC;
 
+typedef tBTM_GET_DEV_NAME_CBACK tBTA_GET_DEV_NAME_CBACK;
+
 /* Ignore for Discoverable, Connectable, Pairable and Connectable Paired only device modes */
 #define BTA_DM_IGNORE           0x00FF
 
@@ -1669,6 +1671,18 @@ extern void BTA_DisableTestMode(void);
 *******************************************************************************/
 extern void BTA_DmSetDeviceName(const char *p_name);
 
+/*******************************************************************************
+**
+** Function         BTA_DmGetDeviceName
+**
+** Description      This function gets the Bluetooth name of the local device.
+**
+**
+** Returns          void
+**
+*******************************************************************************/
+extern void BTA_DmGetDeviceName(tBTA_GET_DEV_NAME_CBACK *p_cback);
+
 /*******************************************************************************
 **
 ** Function         BTA_DmGetRemoteName

components/bt/host/bluedroid/btc/profile/std/gap/btc_gap_ble.c

@@ -70,6 +70,33 @@ static inline void btc_gap_ble_cb_to_app(esp_gap_ble_cb_event_t event, esp_ble_g
         btc_gap_ble_cb(event, param);
     }
 }
+
+static void btc_gap_ble_get_dev_name_callback(UINT8 status, char *name)
+{
+    esp_ble_gap_cb_param_t param;
+    bt_status_t ret;
+    btc_msg_t msg = {0};
+
+    memset(&param, 0, sizeof(esp_ble_gap_cb_param_t));
+
+    msg.sig = BTC_SIG_API_CB;
+    msg.pid = BTC_PID_GAP_BLE;
+    msg.act = ESP_GAP_BLE_GET_DEV_NAME_COMPLETE_EVT;
+
+    param.get_dev_name_cmpl.status = btc_btm_status_to_esp_status(status);
+    param.get_dev_name_cmpl.name = (char *)osi_malloc(BTC_MAX_LOC_BD_NAME_LEN + 1);
+    if (param.get_dev_name_cmpl.name) {
+        BCM_STRNCPY_S(param.get_dev_name_cmpl.name, name, BTC_MAX_LOC_BD_NAME_LEN + 1);
+    } else {
+        param.get_dev_name_cmpl.status = ESP_BT_STATUS_NOMEM;
+    }
+
+    ret = btc_transfer_context(&msg, &param, sizeof(esp_ble_gap_cb_param_t), NULL, NULL);
+    if (ret != BT_STATUS_SUCCESS) {
+        BTC_TRACE_ERROR("%s btc_transfer_context failed\n", __func__);
+    }
+}
+
 #if (BLE_42_FEATURE_SUPPORT == TRUE)
 static void btc_gap_adv_point_cleanup(void **buf)
 {
@@ -1473,6 +1500,13 @@ void btc_gap_ble_cb_deep_free(btc_msg_t *msg)
 {
     BTC_TRACE_DEBUG("%s", __func__);
     switch (msg->act) {
+        case ESP_GAP_BLE_GET_DEV_NAME_COMPLETE_EVT: {
+            char *value = ((esp_ble_gap_cb_param_t *)msg->arg)->get_dev_name_cmpl.name;
+            if (value) {
+                osi_free(value);
+            }
+            break;
+        }
         default:
             BTC_TRACE_DEBUG("Unhandled deep free %d", msg->act);
             break;
@@ -1559,6 +1593,9 @@ void btc_gap_ble_call_handler(btc_msg_t *msg)
     case BTC_GAP_BLE_ACT_SET_DEV_NAME:
         BTA_DmSetDeviceName(arg->set_dev_name.device_name);
         break;
+    case BTC_GAP_BLE_ACT_GET_DEV_NAME:
+        BTA_DmGetDeviceName(btc_gap_ble_get_dev_name_callback);
+        break;
 #if (BLE_42_FEATURE_SUPPORT == TRUE)
     case BTC_GAP_BLE_ACT_CFG_ADV_DATA_RAW:
         btc_ble_set_adv_data_raw(arg->cfg_adv_data_raw.raw_adv,

components/bt/host/bluedroid/btc/profile/std/include/btc_gap_ble.h

@@ -91,6 +91,7 @@ typedef enum {
     BTC_GAP_BLE_STOP_EXT_SCAN,
     BTC_GAP_BLE_SET_EXT_PEFER_CONNET_PARAMS,
 #endif // #if (BLE_50_FEATURE_SUPPORT == TRUE)
+    BTC_GAP_BLE_ACT_GET_DEV_NAME,
 } btc_gap_ble_act_t;
 
 /* btc_ble_gap_args_t */

components/bt/host/bluedroid/stack/include/stack/btm_api.h

@@ -157,6 +157,7 @@ typedef enum{
 
 typedef void (tBTM_DEV_STATUS_CB) (tBTM_DEV_STATUS status);
 
+typedef void (tBTM_GET_DEV_NAME_CBACK) (UINT8 status, char *name);
 
 /* Callback function for when a vendor specific event occurs. The length and
 ** array of returned parameter bytes are included. This asynchronous event