feat(bt/bluedroid): add api to setnd vendor hci command

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

@@ -106,3 +106,31 @@ esp_err_t esp_bt_config_file_path_update(const char *file_path)
 
     return btc_config_file_path_update(file_path);
 }
+
+esp_err_t esp_bt_dev_vendor_command_send(esp_bt_dev_vendor_cmd_params_t *vendor_cmd_param)
+{
+    btc_msg_t msg = {0};
+    btc_dev_args_t arg;
+
+    if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
+    if (!vendor_cmd_param || !vendor_cmd_param->p_param_buf || !vendor_cmd_param->param_len) {
+        return ESP_ERR_NOT_ALLOWED;
+    }
+    // If command is not a VSC, return error
+    if ((vendor_cmd_param->opcode & VENDOR_HCI_CMD_MASK) != VENDOR_HCI_CMD_MASK) {
+        return ESP_ERR_NOT_ALLOWED;
+    }
+
+    msg.sig = BTC_SIG_API_CALL;
+    msg.pid = BTC_PID_DEV;
+    msg.act = BTC_DEV_ACT_VENDOR_HCI_CMD_EVT;
+    arg.vendor_cmd_send.opcode = vendor_cmd_param->opcode;
+    arg.vendor_cmd_send.param_len = vendor_cmd_param->param_len;
+    arg.vendor_cmd_send.p_param_buf = vendor_cmd_param->p_param_buf;
+
+    return (btc_transfer_context(&msg, &arg, sizeof(btc_dev_args_t), btc_dev_call_arg_deep_copy, btc_dev_call_arg_deep_free)
+                == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
+}

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

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -29,6 +29,17 @@ extern "C" {
 #define ESP_BT_DEV_COEX_OP_SET                    0x01
 typedef uint8_t esp_bt_dev_coex_op_t;
 
+#define VENDOR_HCI_CMD_MASK                       (0x3F << 10) /**!< 0xFC00 */
+
+/**
+ * @brief Vendor HCI command parameters
+ */
+typedef struct {
+    uint16_t opcode;                /*!< vendor hci command opcode */
+    uint8_t param_len;              /*!< the length of parameter */
+    uint8_t *p_param_buf;           /*!< the point of parameter buffer */
+} esp_bt_dev_vendor_cmd_params_t;
+
 /**
  * @brief Bluetooth device coex type
  */
@@ -40,6 +51,7 @@ typedef enum {
 /// BT device callback events
 typedef enum {
     ESP_BT_DEV_NAME_RES_EVT = 0,                    /*!< Device name result event */
+    ESP_BT_DEV_VENDOR_CMD_COMPLETE_EVT,             /*!< When vendor hci command complete, the event comes */
     ESP_BT_DEV_EVT_MAX,
 } esp_bt_dev_cb_event_t;
 
@@ -52,6 +64,14 @@ typedef union {
         esp_bt_status_t status;                /*!< Status of getting device name */
         char *name;                            /*!< Name of Bluetooth device */
     } name_res;                                /*!< discovery result parameter struct */
+    /**
+     * @brief ESP_BT_DEV_VENDOR_CMD_COMPLETE_EVT
+     */
+    struct vendor_cmd_cmpl_evt_param {
+        uint16_t        opcode;                     /*!< vendor hci command opcode */
+        uint16_t        param_len;                  /*!< The lenght of parameter buffer */
+        uint8_t         *p_param_buf;               /*!< The point of parameter buffer */
+    } vendor_cmd_cmpl;                              /*!< Event parameter of ESP_BT_DEV_VENDOR_CMD_COMPLETE_EVT */
 } esp_bt_dev_cb_param_t;
 
 /**
@@ -140,6 +160,19 @@ esp_err_t esp_bt_dev_coex_status_config(esp_bt_dev_coex_type_t type, esp_bt_dev_
  */
 esp_err_t esp_bt_config_file_path_update(const char *file_path);
 
+/**
+ * @brief           This function is called to send vendor hci comamnd.
+ *
+ *
+ *
+ * @param[in]       vendor_cmd_param: vendor hci command parameters
+ *
+ * @return
+ *                  - ESP_OK : success
+ *                  - other  : failed
+ */
+esp_err_t esp_bt_dev_vendor_command_send(esp_bt_dev_vendor_cmd_params_t *vendor_cmd_param);
+
 #ifdef __cplusplus
 }
 #endif

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

@@ -724,6 +724,14 @@ void bta_dm_cfg_coex_status (tBTA_DM_MSG *p_data)
 }
 #endif
 
+void bta_dm_send_vendor_hci(tBTA_DM_MSG *p_data)
+{
+    BTM_VendorSpecificCommand(p_data->vendor_hci_cmd.opcode,
+                              p_data->vendor_hci_cmd.param_len,
+                              p_data->vendor_hci_cmd.p_param_buf,
+                              p_data->vendor_hci_cmd.vendor_hci_cb);
+}
+
 /*******************************************************************************
 **
 ** Function         bta_dm_set_afh_channels

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

@@ -227,6 +227,21 @@ void BTA_DmCfgCoexStatus(UINT8 op, UINT8 type, UINT8 status)
 }
 #endif
 
+void BTA_DmsendVendorHciCmd(UINT16 opcode, UINT8 param_len, UINT8 *p_param_buf, tBTA_SEND_VENDOR_HCI_CMPL_CBACK p_vendor_cmd_complete_cback)
+{
+    tBTA_DM_API_SEND_VENDOR_HCI_CMD *p_msg;
+    if ((p_msg = (tBTA_DM_API_SEND_VENDOR_HCI_CMD *)osi_malloc(sizeof(tBTA_DM_API_SEND_VENDOR_HCI_CMD) + param_len)) != NULL) {
+        p_msg->hdr.event = BTA_DM_API_SEND_VENDOR_HCI_CMD_EVT;
+        p_msg->opcode = opcode;
+        p_msg->param_len = param_len;
+        p_msg->p_param_buf = (UINT8 *)(p_msg + 1);
+        memcpy(p_msg->p_param_buf, p_param_buf, param_len);
+        p_msg->vendor_hci_cb = p_vendor_cmd_complete_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

@@ -65,6 +65,7 @@ const tBTA_DM_ACTION bta_dm_action[BTA_DM_MAX_EVT] = {
 #if (ESP_COEX_VSC_INCLUDED == TRUE)
     bta_dm_cfg_coex_status,                 /* BTA_DM_API_CFG_COEX_ST_EVT */
 #endif
+    bta_dm_send_vendor_hci,                 /* BTA_DM_API_SEND_VENDOR_HCI_CMD_EVT */
 #if (CLASSIC_BT_INCLUDED == TRUE)
     bta_dm_config_eir,                      /* BTA_DM_API_CONFIG_EIR_EVT */
     bta_dm_set_page_timeout,                /* BTA_DM_API_PAGE_TO_SET_EVT */

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

@@ -57,6 +57,7 @@ enum {
 #if (ESP_COEX_VSC_INCLUDED == TRUE)
     BTA_DM_API_CFG_COEX_ST_EVT,
 #endif
+    BTA_DM_API_SEND_VENDOR_HCI_CMD_EVT,
 #if (CLASSIC_BT_INCLUDED == TRUE)
     BTA_DM_API_CONFIG_EIR_EVT,
     BTA_DM_API_PAGE_TO_SET_EVT,
@@ -265,6 +266,14 @@ typedef struct {
 } tBTA_DM_API_CFG_COEX_STATUS;
 #endif
 
+typedef struct {
+    BT_HDR    hdr;
+    UINT16    opcode;
+    UINT8    param_len;
+    UINT8     *p_param_buf;
+    tBTA_SEND_VENDOR_HCI_CMPL_CBACK *vendor_hci_cb;
+}tBTA_DM_API_SEND_VENDOR_HCI_CMD;
+
 /* data type for BTA_DM_API_CONFIG_EIR_EVT */
 typedef struct {
     BT_HDR              hdr;
@@ -1162,6 +1171,7 @@ typedef union {
 #if (ESP_COEX_VSC_INCLUDED == TRUE)
     tBTA_DM_API_CFG_COEX_STATUS cfg_coex_status;
 #endif
+    tBTA_DM_API_SEND_VENDOR_HCI_CMD vendor_hci_cmd;
     tBTA_DM_API_CONFIG_EIR config_eir;
 
     tBTA_DM_API_SET_AFH_CHANNELS set_afh_channels;
@@ -1676,6 +1686,7 @@ extern void bta_dm_get_dev_name (tBTA_DM_MSG *p_data);
 #if (ESP_COEX_VSC_INCLUDED == TRUE)
 extern void bta_dm_cfg_coex_status(tBTA_DM_MSG *p_data);
 #endif
+extern void bta_dm_send_vendor_hci(tBTA_DM_MSG *p_data);
 #if (CLASSIC_BT_INCLUDED == TRUE)
 extern void bta_dm_config_eir (tBTA_DM_MSG *p_data);
 extern void bta_dm_set_page_timeout (tBTA_DM_MSG *p_data);

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

@@ -417,6 +417,8 @@ typedef void (tBTA_UPDATE_DUPLICATE_EXCEPTIONAL_LIST_CMPL_CBACK) (tBTA_STATUS st
 
 typedef void (tBTA_SET_ADV_DATA_CMPL_CBACK) (tBTA_STATUS status);
 
+typedef tBTM_VSC_CMPL_CB tBTA_SEND_VENDOR_HCI_CMPL_CBACK;
+
 typedef tBTM_START_ADV_CMPL_CBACK tBTA_START_ADV_CMPL_CBACK;
 
 typedef tBTM_START_STOP_ADV_CMPL_CBACK tBTA_START_STOP_ADV_CMPL_CBACK;
@@ -433,6 +435,8 @@ typedef tBTM_SET_LOCAL_PRIVACY_CBACK tBTA_SET_LOCAL_PRIVACY_CBACK;
 
 typedef tBTM_CMPL_CB tBTA_CMPL_CB;
 
+typedef tBTM_VSC_CMPL tBTA_VSC_CMPL;
+
 typedef tBTM_TX_POWER_RESULTS tBTA_TX_POWER_RESULTS;
 
 typedef tBTM_RSSI_RESULTS tBTA_RSSI_RESULTS;
@@ -1744,6 +1748,8 @@ extern void BTA_DmGetDeviceName(tBTA_GET_DEV_NAME_CBACK *p_cback);
 extern void BTA_DmCfgCoexStatus(UINT8 op, UINT8 type, UINT8 status);
 #endif
 
+extern void BTA_DmsendVendorHciCmd(UINT16 opcode, UINT8 param_len, UINT8 *p_param_buf, tBTA_SEND_VENDOR_HCI_CMPL_CBACK p_vendor_cmd_complete_cback);
+
 /*******************************************************************************
 **
 ** Function         BTA_DmGetRemoteName

components/bt/host/bluedroid/btc/core/btc_dev.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -48,6 +48,43 @@ static void btc_dev_get_dev_name_callback(UINT8 status, char *name)
     }
 }
 
+static void btc_dev_vendor_hci_cmd_complete_callback(tBTA_VSC_CMPL *p_param)
+{
+    bool param_invalid = false;
+    if ((!p_param) || (!p_param->param_len) || (!p_param->p_param_buf)) {
+        BTC_TRACE_ERROR("%s param error\n", __func__);
+        param_invalid = true;
+    }
+
+    esp_bt_dev_cb_param_t param = {0};
+    bt_status_t ret;
+    btc_msg_t msg = {0};
+
+    msg.sig = BTC_SIG_API_CB;
+    msg.pid = BTC_PID_DEV;
+    msg.act = ESP_BT_DEV_VENDOR_CMD_COMPLETE_EVT;
+    if (!param_invalid) {
+        param.vendor_cmd_cmpl.opcode = p_param->opcode;
+        param.vendor_cmd_cmpl.param_len = p_param->param_len;
+        param.vendor_cmd_cmpl.p_param_buf = p_param->p_param_buf;
+    } else {
+        if (p_param) {
+            param.vendor_cmd_cmpl.opcode = p_param->opcode;
+        } else {
+            param.vendor_cmd_cmpl.opcode = 0;
+        }
+        param.vendor_cmd_cmpl.param_len = 0;
+        param.vendor_cmd_cmpl.p_param_buf = NULL;
+    }
+
+    ret = btc_transfer_context(&msg, &param, sizeof(esp_bt_dev_cb_param_t), btc_dev_cb_arg_deep_copy, btc_dev_cb_arg_deep_free);
+
+    if (ret != BT_STATUS_SUCCESS) {
+        BTC_TRACE_ERROR("%s btc_transfer_context failed\n", __func__);
+    }
+
+}
+
 void btc_dev_call_arg_deep_free(btc_msg_t *msg)
 {
     BTC_TRACE_DEBUG("%s \n", __func__);
@@ -65,12 +102,65 @@ void btc_dev_call_arg_deep_free(btc_msg_t *msg)
     case BTC_DEV_ACT_CFG_COEX_STATUS:
 #endif
         break;
+    case BTC_DEV_ACT_VENDOR_HCI_CMD_EVT: {
+        uint8_t *p_param_buf = ((btc_dev_args_t *)msg->arg)->vendor_cmd_send.p_param_buf;
+        if (p_param_buf) {
+            osi_free(p_param_buf);
+        }
+        break;
+    }
     default:
         BTC_TRACE_DEBUG("Unhandled deep free %d\n", msg->act);
         break;
     }
 }
 
+void btc_dev_call_arg_deep_copy(btc_msg_t *msg, void *p_dest, void *p_src)
+{
+    switch (msg->act) {
+    case BTC_DEV_ACT_VENDOR_HCI_CMD_EVT: {
+        btc_dev_args_t *src = (btc_dev_args_t *)p_src;
+        btc_dev_args_t *dst = (btc_dev_args_t *)p_dest;
+        if (src->vendor_cmd_send.param_len) {
+            dst->vendor_cmd_send.p_param_buf = osi_malloc(src->vendor_cmd_send.param_len);
+            if (dst->vendor_cmd_send.p_param_buf) {
+                memcpy(dst->vendor_cmd_send.p_param_buf, src->vendor_cmd_send.p_param_buf, src->vendor_cmd_send.param_len);
+            } else {
+                BTC_TRACE_ERROR("%s %d no mem\n",__func__, msg->act);
+            }
+        }
+        break;
+    }
+    default:
+        BTC_TRACE_ERROR("Unhandled deep copy %d\n", msg->act);
+        break;
+    }
+}
+
+void btc_dev_cb_arg_deep_copy(btc_msg_t *msg, void *p_dest, void *p_src)
+{
+    switch (msg->act) {
+    case ESP_BT_DEV_VENDOR_CMD_COMPLETE_EVT: {
+        esp_bt_dev_cb_param_t *src = (esp_bt_dev_cb_param_t *)p_src;
+        esp_bt_dev_cb_param_t  *dst = (esp_bt_dev_cb_param_t *) p_dest;
+
+        if (src->vendor_cmd_cmpl.param_len) {
+            dst->vendor_cmd_cmpl.p_param_buf = osi_malloc(src->vendor_cmd_cmpl.param_len);
+            if (dst->vendor_cmd_cmpl.p_param_buf) {
+                memcpy(dst->vendor_cmd_cmpl.p_param_buf, src->vendor_cmd_cmpl.p_param_buf,
+                   src->vendor_cmd_cmpl.param_len);
+            } else {
+                BTC_TRACE_ERROR("%s, malloc failed\n", __func__);
+            }
+        }
+        break;
+    }
+    default:
+       BTC_TRACE_ERROR("%s, Unhandled deep copy %d\n", __func__, msg->act);
+       break;
+    }
+}
+
 void btc_dev_cb_arg_deep_free(btc_msg_t *msg)
 {
     BTC_TRACE_DEBUG("%s \n", __func__);
@@ -83,6 +173,13 @@ void btc_dev_cb_arg_deep_free(btc_msg_t *msg)
         }
         break;
     }
+    case ESP_BT_DEV_VENDOR_CMD_COMPLETE_EVT: {
+        uint8_t *value = ((esp_bt_dev_cb_param_t *)msg->arg)->vendor_cmd_cmpl.p_param_buf;
+        if (value) {
+            osi_free(value);
+        }
+        break;
+    }
     default:
         BTC_TRACE_DEBUG("Unhandled deep free %d\n", msg->act);
         break;
@@ -109,6 +206,12 @@ void btc_dev_call_handler(btc_msg_t *msg)
                             arg->cfg_coex_status.status);
         break;
 #endif
+    case BTC_DEV_ACT_VENDOR_HCI_CMD_EVT:
+        BTA_DmsendVendorHciCmd(arg->vendor_cmd_send.opcode,
+                                arg->vendor_cmd_send.param_len,
+                                arg->vendor_cmd_send.p_param_buf,
+                                btc_dev_vendor_hci_cmd_complete_callback);
+        break;
     default:
         break;
     }

components/bt/host/bluedroid/btc/include/btc/btc_dev.h

@@ -17,6 +17,7 @@ typedef enum {
 #if (ESP_COEX_VSC_INCLUDED == TRUE)
     BTC_DEV_ACT_CFG_COEX_STATUS,
 #endif
+    BTC_DEV_ACT_VENDOR_HCI_CMD_EVT,
 } btc_dev_act_t;
 
 /* btc_dev_args_t */
@@ -34,9 +35,21 @@ typedef union {
         uint8_t status;
     } cfg_coex_status;
 #endif
+
+    //BTC_DEV_VENDOR_HCI_CMD_EVT
+    struct vendor_cmd_send_args {
+        uint16_t  opcode;
+        uint8_t  param_len;
+        uint8_t *p_param_buf;
+    } vendor_cmd_send;
 } btc_dev_args_t;
 
 void btc_dev_call_handler(btc_msg_t *msg);
 void btc_dev_cb_handler(btc_msg_t *msg);
+void btc_dev_call_arg_deep_copy(btc_msg_t *msg, void *p_dest, void *p_src);
+void btc_dev_call_arg_deep_free(btc_msg_t *msg);
+
+void btc_dev_cb_arg_deep_copy(btc_msg_t *msg, void *p_dest, void *p_src);
+void btc_dev_cb_arg_deep_free(btc_msg_t *msg);
 
 #endif /* __BTC_DEV_H__ */

components/bt/host/bluedroid/stack/btm/btm_devctl.c

@@ -740,8 +740,9 @@ void btm_vsc_complete (UINT8 *p, UINT16 opcode, UINT16 evt_len,
             break;
         }
         default:
-        break;
+            break;
     }
+#endif // (BLE_INCLUDED == TRUE)
     tBTM_VSC_CMPL   vcs_cplt_params;
 
     /* If there was a callback address for vcs complete, call it */
@@ -752,7 +753,7 @@ void btm_vsc_complete (UINT8 *p, UINT16 opcode, UINT16 evt_len,
         vcs_cplt_params.p_param_buf = p;
         (*p_vsc_cplt_cback)(&vcs_cplt_params);  /* Call the VSC complete callback function */
     }
-#endif
+
 }
 
 /*******************************************************************************