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feat(bt): Added events for l2cap register and unregister vfs

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This commit is contained in:
xiongweichao
2025-03-31 11:49:52 +08:00
parent ef1a5075f5
commit 3d2faed4c6
6 changed files with 77 additions and 24 deletions
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14
components/bt/host/bluedroid/api/esp_l2cap_bt_api.c
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@ -116,16 +116,26 @@ esp_err_t esp_bt_l2cap_stop_srv(uint16_t local_psm)
esp_err_t esp_bt_l2cap_vfs_register(void)
{
btc_msg_t msg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
return btc_l2cap_vfs_register();
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_L2CAP;
msg.act = BTC_L2CAP_ACT_VFS_REGISTER;
return (btc_transfer_context(&msg, NULL, 0, NULL, NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_bt_l2cap_vfs_unregister(void)
{
btc_msg_t msg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
return btc_l2cap_vfs_unregister();
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_L2CAP;
msg.act = BTC_L2CAP_ACT_VFS_UNREGISTER;
return (btc_transfer_context(&msg, NULL, 0, NULL, NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_bt_l2cap_get_protocol_status(esp_bt_l2cap_protocol_status_t *status)

18
components/bt/host/bluedroid/api/include/api/esp_l2cap_bt_api.h
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@ -59,6 +59,8 @@ typedef enum {
ESP_BT_L2CAP_START_EVT = 18, /*!< When L2CAP server started, the event comes */
ESP_BT_L2CAP_CL_INIT_EVT = 19, /*!< When L2CAP client initiated a connection, the event comes */
ESP_BT_L2CAP_SRV_STOP_EVT = 36, /*!< When L2CAP server stopped, the event comes */
ESP_BT_L2CAP_VFS_REGISTER_EVT = 38, /*!< When L2CAP VFS register, the event comes */
ESP_BT_L2CAP_VFS_UNREGISTER_EVT = 39, /*!< When L2CAP VFS unregister, the event comes */
} esp_bt_l2cap_cb_event_t;
/**
@ -125,6 +127,20 @@ typedef union {
uint8_t psm; /*!< local psm */
} srv_stop; /*!< L2CAP callback param of ESP_BT_L2CAP_SRV_STOP_EVT */
/**
* @brief ESP_BT_L2CAP_VFS_REGISTER_EVT
*/
struct l2cap_vfs_register_evt_param {
esp_bt_l2cap_status_t status; /*!< status */
} vfs_register; /*!< L2CAP callback param of ESP_BT_L2CAP_VFS_REGISTER_EVT */
/**
* @brief ESP_BT_L2CAP_VFS_UNREGISTER_EVT
*/
struct l2cap_vfs_unregister_evt_param {
esp_bt_l2cap_status_t status; /*!< status */
} vfs_unregister; /*!< L2CAP callback param of ESP_BT_L2CAP_VFS_UNREGISTER_EVT */
} esp_bt_l2cap_cb_param_t;
/**
@ -234,6 +250,7 @@ esp_err_t esp_bt_l2cap_stop_srv(uint16_t local_psm);
/**
* @brief This function is used to register VFS.
* Only supports write, read and close.
* When the operation is completed, the callback function will be called with ESP_BT_L2CAP_VFS_REGISTER_EVT.
* This function must be called after esp_bt_l2cap_init() successful and before esp_bt_l2cap_deinit().
*
* @return
@ -244,6 +261,7 @@ esp_err_t esp_bt_l2cap_vfs_register(void);
/**
* @brief This function is used to unregister VFS.
* When the operation is completed, the callback function will be called with ESP_BT_L2CAP_VFS_UNREGISTER_EVT.
* This function must be called after esp_bt_l2cap_init() successful and before esp_bt_l2cap_deinit().
*
* @return

5
components/bt/host/bluedroid/btc/profile/std/include/btc_l2cap.h
View File

@ -24,6 +24,8 @@ typedef enum {
BTC_L2CAP_ACT_CONNECT,
BTC_L2CAP_ACT_START_SRV,
BTC_L2CAP_ACT_STOP_SRV,
BTC_L2CAP_ACT_VFS_REGISTER,
BTC_L2CAP_ACT_VFS_UNREGISTER,
} btc_l2cap_act_t;
/* btc_l2cap_args_t */
@ -65,8 +67,7 @@ typedef union {
void btc_l2cap_call_handler(btc_msg_t *msg);
void btc_l2cap_cb_handler(btc_msg_t *msg);
esp_err_t btc_l2cap_vfs_register(void);
esp_err_t btc_l2cap_vfs_unregister(void);
void btc_l2cap_get_protocol_status(esp_bt_l2cap_protocol_status_t *param);
#endif ///defined BTC_L2CAP_INCLUDED && BTC_L2CAP_INCLUDED == TRUE

36
components/bt/host/bluedroid/btc/profile/std/l2cap/btc_l2cap.c
View File

@ -72,7 +72,6 @@ typedef struct {
uint8_t service_uuid[16];
} l2cap_slot_t;
typedef struct {
l2cap_slot_t *l2cap_slots[BTA_JV_MAX_L2C_CONN + 1];
uint32_t l2cap_slot_id;
@ -103,13 +102,15 @@ static const tL2CAP_ERTM_INFO obex_l2c_etm_opt =
OBX_FCR_TX_POOL_ID
};
#if L2CAP_DYNAMIC_MEMORY == FALSE
#define is_l2cap_init() (l2cap_local_param.l2cap_slot_mutex != NULL)
#else
#define is_l2cap_init() (&l2cap_local_param != NULL && l2cap_local_param.l2cap_slot_mutex != NULL)
#endif
static void btc_l2cap_vfs_register(void);
static void btc_l2cap_vfs_unregister(void);
static void l2cap_osi_free(void *p)
{
osi_free(p);
@ -756,6 +757,12 @@ void btc_l2cap_call_handler(btc_msg_t *msg)
case BTC_L2CAP_ACT_STOP_SRV:
btc_l2cap_stop_srv(arg);
break;
case BTC_L2CAP_ACT_VFS_REGISTER:
btc_l2cap_vfs_register();
break;
case BTC_L2CAP_ACT_VFS_UNREGISTER:
btc_l2cap_vfs_unregister();
break;
default:
BTC_TRACE_ERROR("%s: Unhandled event (%d)!\n", __FUNCTION__, msg->act);
break;
@ -1199,14 +1206,14 @@ static ssize_t l2cap_vfs_read(int fd, void * dst, size_t size)
return item_size;
}
esp_err_t btc_l2cap_vfs_register(void)
static void btc_l2cap_vfs_register(void)
{
esp_err_t ret = ESP_OK;
esp_bt_l2cap_status_t ret = ESP_BT_L2CAP_SUCCESS;
do {
if (!is_l2cap_init()) {
BTC_TRACE_ERROR("%s L2CAP have not been init\n", __func__);
ret = ESP_FAIL;
ret = ESP_BT_L2CAP_NEED_INIT;
break;
}
@ -1223,33 +1230,38 @@ esp_err_t btc_l2cap_vfs_register(void)
// No FD range is registered here: l2cap_vfs_id is used to register/unregister
// file descriptors
if (esp_vfs_register_with_id(&vfs, NULL, &l2cap_local_param.l2cap_vfs_id) != ESP_OK) {
ret = ESP_FAIL;
ret = ESP_BT_L2CAP_FAILURE;
break;
}
} while (0);
return ret;
esp_bt_l2cap_cb_param_t param = {0};
param.vfs_register.status = ret;
btc_l2cap_cb_to_app(ESP_BT_L2CAP_VFS_REGISTER_EVT, &param);
}
esp_err_t btc_l2cap_vfs_unregister(void)
static void btc_l2cap_vfs_unregister(void)
{
esp_err_t ret = ESP_OK;
esp_bt_l2cap_status_t ret = ESP_BT_L2CAP_SUCCESS;
do {
if (!is_l2cap_init()) {
BTC_TRACE_ERROR("%s L2CAP have not been init\n", __func__);
ret = ESP_FAIL;
ret = ESP_BT_L2CAP_NEED_INIT;
break;
}
if (l2cap_local_param.l2cap_vfs_id != -1) {
if (esp_vfs_unregister_with_id(l2cap_local_param.l2cap_vfs_id) != ESP_OK) {
ret = ESP_FAIL;
ret = ESP_BT_L2CAP_FAILURE;
}
}
l2cap_local_param.l2cap_vfs_id = -1;
} while (0);
return ret;
esp_bt_l2cap_cb_param_t param = {0};
param.vfs_unregister.status = ret;
btc_l2cap_cb_to_app(ESP_BT_L2CAP_VFS_UNREGISTER_EVT, &param);
}
void btc_l2cap_get_protocol_status(esp_bt_l2cap_protocol_status_t *param)

8
examples/bluetooth/bluedroid/classic_bt/bt_l2cap_client/main/main.c
View File

@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2021-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Unlicense OR CC0-1.0
*/
@ -255,7 +255,8 @@ static void esp_bt_l2cap_cb(esp_bt_l2cap_cb_event_t event, esp_bt_l2cap_cb_param
case ESP_BT_L2CAP_CLOSE_EVT:
case ESP_BT_L2CAP_CL_INIT_EVT:
case ESP_BT_L2CAP_START_EVT:
case ESP_BT_L2CAP_SRV_STOP_EVT: {
case ESP_BT_L2CAP_SRV_STOP_EVT:
case ESP_BT_L2CAP_VFS_REGISTER_EVT: {
bt_app_work_dispatch(esp_hdl_bt_l2cap_cb_evt, event, param, sizeof(esp_bt_l2cap_cb_param_t), NULL);
break;
}
@ -306,6 +307,9 @@ static void esp_hdl_bt_l2cap_cb_evt(uint16_t event, void *p_param)
case ESP_BT_L2CAP_SRV_STOP_EVT:
ESP_LOGI(L2CAP_TAG, "ESP_BT_L2CAP_CLOSE_EVT: status:%d, psm = 0x%x", l2cap_param->srv_stop.status, l2cap_param->srv_stop.psm);
break;
case ESP_BT_L2CAP_VFS_REGISTER_EVT:
ESP_LOGI(L2CAP_TAG, "ESP_BT_L2CAP_VFS_REGISTER_EVT: status:%d", l2cap_param->vfs_register.status);
break;
default:
break;
}

20
examples/bluetooth/bluedroid/classic_bt/bt_l2cap_server/main/main.c
View File

@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2021-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Unlicense OR CC0-1.0
*/
@ -162,7 +162,8 @@ static void esp_bt_l2cap_cb(esp_bt_l2cap_cb_event_t event, esp_bt_l2cap_cb_param
case ESP_BT_L2CAP_CLOSE_EVT:
case ESP_BT_L2CAP_CL_INIT_EVT:
case ESP_BT_L2CAP_START_EVT:
case ESP_BT_L2CAP_SRV_STOP_EVT: {
case ESP_BT_L2CAP_SRV_STOP_EVT:
case ESP_BT_L2CAP_VFS_REGISTER_EVT: {
bt_app_work_dispatch(esp_hdl_bt_l2cap_cb_evt, event, param, sizeof(esp_bt_l2cap_cb_param_t), NULL);
break;
}
@ -182,9 +183,8 @@ static void esp_hdl_bt_l2cap_cb_evt(uint16_t event, void *p_param)
if (l2cap_param->init.status == ESP_BT_L2CAP_SUCCESS) {
ESP_LOGI(L2CAP_TAG, "ESP_BT_L2CAP_INIT_EVT: status:%d", l2cap_param->init.status);
esp_bt_l2cap_vfs_register();
esp_bt_l2cap_start_srv(sec_mask, BT_L2CAP_DYNMIC_PSM);
} else {
ESP_LOGI(L2CAP_TAG, "ESP_BT_L2CAP_INIT_EVT: status:%d", l2cap_param->init.status);
ESP_LOGE(L2CAP_TAG, "ESP_BT_L2CAP_INIT_EVT: status:%d", l2cap_param->init.status);
}
break;
case ESP_BT_L2CAP_UNINIT_EVT:
@ -196,7 +196,7 @@ static void esp_hdl_bt_l2cap_cb_evt(uint16_t event, void *p_param)
l2cap_param->open.fd, l2cap_param->open.tx_mtu, bda2str(l2cap_param->open.rem_bda, bda_str, sizeof(bda_str)));
l2cap_wr_task_start_up(l2cap_read_handle, l2cap_param->open.fd);
} else {
ESP_LOGI(L2CAP_TAG, "ESP_BT_L2CAP_OPEN_EVT: status:%d", l2cap_param->open.status);
ESP_LOGE(L2CAP_TAG, "ESP_BT_L2CAP_OPEN_EVT: status:%d", l2cap_param->open.status);
}
break;
case ESP_BT_L2CAP_CLOSE_EVT:
@ -211,12 +211,20 @@ static void esp_hdl_bt_l2cap_cb_evt(uint16_t event, void *p_param)
ESP_LOGI(L2CAP_TAG, "ESP_BT_L2CAP_START_EVT: status:%d, hdl:0x%"PRIx32", sec_id:0x%x",
l2cap_param->start.status, l2cap_param->start.handle, l2cap_param->start.sec_id);
} else {
ESP_LOGI(L2CAP_TAG, "ESP_BT_L2CAP_START_EVT: status:%d", l2cap_param->start.status);
ESP_LOGE(L2CAP_TAG, "ESP_BT_L2CAP_START_EVT: status:%d", l2cap_param->start.status);
}
break;
case ESP_BT_L2CAP_SRV_STOP_EVT:
ESP_LOGI(L2CAP_TAG, "ESP_BT_L2CAP_SRV_STOP_EVT: status:%d, psm = 0x%x", l2cap_param->srv_stop.status, l2cap_param->srv_stop.psm);
break;
case ESP_BT_L2CAP_VFS_REGISTER_EVT:
if (l2cap_param->vfs_register.status == ESP_BT_L2CAP_SUCCESS) {
ESP_LOGI(L2CAP_TAG, "ESP_BT_L2CAP_VFS_REGISTER_EVT: status:%d", l2cap_param->vfs_register.status);
esp_bt_l2cap_start_srv(sec_mask, BT_L2CAP_DYNMIC_PSM);
} else {
ESP_LOGE(L2CAP_TAG, "ESP_BT_L2CAP_VFS_REGISTER_EVT: status:%d", l2cap_param->vfs_register.status);
}
break;
default:
break;
}