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components/bt/host/bluedroid/btc/profile/std/hid/btc_hd.c
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/******************************************************************************
*
* Copyright (C) 2016 The Android Open Source Project
* Copyright (C) 2009-2012 Broadcom Corporation
* Copyright (C) 2019 Blake Felt
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
/************************************************************************************
*
* Filename: btc_hd.c
*
* Description: HID Device Profile Bluetooth Interface
*
*
***********************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "bta/bta_api.h"
#include "bta/bta_hd_api.h"
#include "bta/bta_hh_api.h"
#include "bta/utl.h"
#include "btc/btc_storage.h"
#include "btc/btc_util.h"
#include "btc/btc_manage.h"
#include "btc_hd.h"
#include "osi/allocator.h"
#include "esp_hidd_api.h"
#if HID_DEV_INCLUDED == TRUE
#include "bta_dm_int.h"
/* HD request events */
typedef enum { BTC_HD_DUMMY_REQ_EVT = 0 } btc_hd_req_evt_t;
/*******************************************************************************
* Static variables
******************************************************************************/
btc_hd_cb_t btc_hd_cb = {0};
// static tBTA_HD_APP_INFO app_info;
// static tBTA_HD_QOS_INFO in_qos;
// static tBTA_HD_QOS_INFO out_qos;
/******************************************************************************
* Constants & Macros
*****************************************************************************/
#define BTC_HD_APP_NAME_LEN 50
#define BTC_HD_APP_DESCRIPTION_LEN 50
#define BTC_HD_APP_PROVIDER_LEN 50
#define BTC_HD_APP_DESCRIPTOR_LEN 2048
#define COD_HID_KEYBOARD 0x0540
#define COD_HID_POINTING 0x0580
#define COD_HID_COMBO 0x05C0
#define COD_HID_MAJOR 0x0500
#define is_hidd_init() (btc_hd_cb.status > BTC_HD_DISABLED)
#define is_hidd_app_register() (btc_hd_cb.app_registered)
typedef void (bt_hid_copy_cb_t)(btc_msg_t *msg, void *p_dest, void *p_src);
static inline void btc_hd_cb_to_app(esp_hidd_cb_event_t event, esp_hidd_cb_param_t *param)
{
esp_hd_cb_t btc_hd_cb = (esp_hd_cb_t)btc_profile_cb_get(BTC_PID_HD);
if (btc_hd_cb) {
btc_hd_cb(event, param);
}
}
static void free_app_info_param(void)
{
utl_freebuf((void **)&btc_hd_cb.app_info.descriptor.dsc_list);
utl_freebuf((void **)&btc_hd_cb.app_info.p_provider);
utl_freebuf((void **)&btc_hd_cb.app_info.p_description);
utl_freebuf((void **)&btc_hd_cb.app_info.p_name);
}
static void bte_hd_arg_deep_copy(btc_msg_t *msg, void *p_dst, void *p_src)
{
tBTA_HD *p_dst_data = (tBTA_HD *)p_dst;
tBTA_HD *p_src_data = (tBTA_HD *)p_src;
switch (msg->act)
{
case BTA_HD_SET_REPORT_EVT: {
uint8_t *src_data = p_src_data->set_report.p_data;
if (src_data) {
p_dst_data->set_report.p_data = osi_malloc(p_src_data->set_report.len);
if (p_dst_data->set_report.p_data == NULL) {
BTC_TRACE_ERROR("%s malloc set_report data failed!", __func__);
break;
}
memcpy(p_dst_data->set_report.p_data, src_data, p_src_data->set_report.len);
}
break;
}
case BTA_HD_INTR_DATA_EVT: {
uint8_t *src_data = p_src_data->intr_data.p_data;
if (src_data) {
p_dst_data->intr_data.p_data = osi_malloc(p_src_data->intr_data.len);
if (p_dst_data->intr_data.p_data == NULL) {
BTC_TRACE_ERROR("%s malloc intr_data data failed!", __func__);
break;
}
memcpy(p_dst_data->intr_data.p_data, src_data, p_src_data->intr_data.len);
}
break;
}
default:
break;
}
}
/*******************************************************************************
*
* Function btc_hd_remove_device
*
* Description Removes plugged device
*
* Returns void
*
******************************************************************************/
void btc_hd_remove_device(bt_bdaddr_t bd_addr)
{
BTA_HdRemoveDevice((uint8_t *)&bd_addr);
// btc_storage_remove_hidd(&bd_addr);
}
/*******************************************************************************
*
* Function bte_hd_evt
*
* Description Switches context from BTE to BTC for all BT-HD events
*
* Returns void
*
******************************************************************************/
static void bte_hd_evt(tBTA_HD_EVT event, tBTA_HD *p_data)
{
bt_status_t status;
int param_len = 0;
BTC_TRACE_API("%s event=%d", __func__, event);
switch (event) {
case BTA_HD_ENABLE_EVT:
case BTA_HD_DISABLE_EVT:
case BTA_HD_UNREGISTER_APP_EVT:
param_len = sizeof(tBTA_HD_STATUS);
break;
case BTA_HD_REGISTER_APP_EVT:
param_len = sizeof(tBTA_HD_REG_STATUS);
break;
case BTA_HD_OPEN_EVT:
case BTA_HD_CLOSE_EVT:
case BTA_HD_VC_UNPLUG_EVT:
param_len = sizeof(tBTA_HD_CONN);
break;
case BTA_HD_GET_REPORT_EVT:
param_len += sizeof(tBTA_HD_GET_REPORT);
break;
case BTA_HD_SET_REPORT_EVT:
param_len = sizeof(tBTA_HD_SET_REPORT);
break;
case BTA_HD_SET_PROTOCOL_EVT:
param_len += sizeof(p_data->set_protocol);
break;
case BTA_HD_INTR_DATA_EVT:
param_len = sizeof(tBTA_HD_INTR_DATA);
break;
case BTA_HD_SEND_REPORT_EVT:
param_len = sizeof(tBTA_HD_API_SEND_REPORT);
break;
case BTA_HD_REPORT_ERR_EVT:
param_len = sizeof(tBTA_HD_API_REPORT_ERR);
break;
}
btc_msg_t msg;
msg.sig = BTC_SIG_API_CB;
msg.pid = BTC_PID_HD;
msg.act = event;
status = btc_transfer_context(&msg, p_data, param_len, bte_hd_arg_deep_copy, btc_hd_cb_arg_deep_free);
if (status != BT_STATUS_SUCCESS) {
BTC_TRACE_ERROR("context transfer failed");
}
}
/*******************************************************************************
*
* Function btc_hd_init
*
* Description Initializes BT-HD interface
*
* Returns void
*
******************************************************************************/
static void btc_hd_init(void)
{
BTC_TRACE_API("%s", __func__);
esp_hidd_status_t ret = ESP_HIDD_SUCCESS;
do {
if (is_hidd_init()) {
BTC_TRACE_ERROR("%s HD has been initiated, shall uninit first!", __func__);
ret = ESP_HIDD_NEED_DEINIT;
break;
}
memset(&btc_hd_cb, 0, sizeof(btc_hd_cb));
/* enable HD */
BTA_HdEnable(bte_hd_evt);
} while (0);
if (ret != ESP_HIDD_SUCCESS) {
esp_hidd_cb_param_t param;
param.init.status = ret;
btc_hd_cb_to_app(ESP_HIDD_INIT_EVT, ¶m);
}
}
/*******************************************************************************
*
* Function btc_hd_deinit
*
* Description de-initializes the hd interface
*
* Returns void
*
******************************************************************************/
static void btc_hd_unregister_app(bool need_deinit);
static void btc_hd_deinit(void)
{
BTC_TRACE_API("%s", __func__);
esp_hidd_status_t ret = ESP_HIDD_SUCCESS;
do {
if (!is_hidd_init()) {
BTC_TRACE_ERROR("%s HD has not been initiated, shall init first!", __func__);
ret = ESP_HIDD_NEED_INIT;
break;
}
if (btc_hd_cb.status == BTC_HD_DISABLING) {
BTC_TRACE_ERROR("%s is disabling, try later!", __func__);
ret = ESP_HIDD_BUSY;
break;
}
btc_hd_cb.service_dereg_active = FALSE;
// unregister app will also release the connection
// and disable after receiving unregister event from lower layer
if (is_hidd_app_register()) {
btc_hd_unregister_app(true);
} else {
btc_hd_cb.status = BTC_HD_DISABLING;
BTC_TRACE_WARNING("%s disabling hid device service now", __func__);
BTA_HdDisable();
}
} while (0);
if (ret != ESP_HIDD_SUCCESS) {
esp_hidd_cb_param_t param;
param.deinit.status = ret;
btc_hd_cb_to_app(ESP_HIDD_DEINIT_EVT, ¶m);
}
}
/*******************************************************************************
*
* Function btc_hd_register_app
*
* Description Registers HID Device application
*
* Returns void
*
******************************************************************************/
static void btc_hd_register_app(esp_hidd_app_param_t *p_app_param, esp_hidd_qos_param_t *p_in_qos,
esp_hidd_qos_param_t *p_out_qos)
{
BTC_TRACE_API("%s", __func__);
esp_hidd_status_t ret = ESP_HIDD_SUCCESS;
do {
if (!is_hidd_init()) {
BTC_TRACE_ERROR("%s HD has not been initiated, shall init first!", __func__);
ret = ESP_HIDD_NEED_INIT;
break;
} else if (btc_hd_cb.status == BTC_HD_DISABLING) {
BTC_TRACE_ERROR("%s: deinit is in progress!", __func__);
ret = ESP_HIDD_BUSY;
break;
}
if (is_hidd_app_register()) {
BTC_TRACE_ERROR("%s: application already registered, shall deregister first!", __func__);
ret = ESP_HIDD_NEED_DEREG;
break;
}
if ((btc_hd_cb.app_info.p_name = (char *)osi_malloc(BTC_HD_APP_NAME_LEN)) == NULL ||
(btc_hd_cb.app_info.p_description = (char *)osi_malloc(BTC_HD_APP_DESCRIPTION_LEN)) == NULL ||
(btc_hd_cb.app_info.p_provider = (char *)osi_malloc(BTC_HD_APP_PROVIDER_LEN)) == NULL ||
(btc_hd_cb.app_info.descriptor.dsc_list = (uint8_t *)osi_malloc(p_app_param->desc_list_len)) == NULL) {
BTC_TRACE_ERROR(
"%s malloc app_info failed! p_name:%p, p_description:%p, p_provider:%p, descriptor.dsc_list:%p",
__func__, btc_hd_cb.app_info.p_name, btc_hd_cb.app_info.p_description, btc_hd_cb.app_info.p_provider,
btc_hd_cb.app_info.descriptor.dsc_list);
ret = ESP_HIDD_NO_RES;
break;
}
memcpy(btc_hd_cb.app_info.p_name, p_app_param->name, BTC_HD_APP_NAME_LEN);
memcpy(btc_hd_cb.app_info.p_description, p_app_param->description, BTC_HD_APP_DESCRIPTION_LEN);
memcpy(btc_hd_cb.app_info.p_provider, p_app_param->provider, BTC_HD_APP_PROVIDER_LEN);
memcpy(btc_hd_cb.app_info.descriptor.dsc_list, p_app_param->desc_list, p_app_param->desc_list_len);
btc_hd_cb.app_info.subclass = p_app_param->subclass;
btc_hd_cb.app_info.descriptor.dl_len = p_app_param->desc_list_len;
btc_hd_cb.in_qos.service_type = p_in_qos->service_type;
btc_hd_cb.in_qos.token_rate = p_in_qos->token_rate;
btc_hd_cb.in_qos.token_bucket_size = p_in_qos->token_bucket_size;
btc_hd_cb.in_qos.peak_bandwidth = p_in_qos->peak_bandwidth;
btc_hd_cb.in_qos.access_latency = p_in_qos->access_latency;
btc_hd_cb.in_qos.delay_variation = p_in_qos->delay_variation;
btc_hd_cb.out_qos.service_type = p_out_qos->service_type;
btc_hd_cb.out_qos.token_rate = p_out_qos->token_rate;
btc_hd_cb.out_qos.token_bucket_size = p_out_qos->token_bucket_size;
btc_hd_cb.out_qos.peak_bandwidth = p_out_qos->peak_bandwidth;
btc_hd_cb.out_qos.access_latency = p_out_qos->access_latency;
btc_hd_cb.out_qos.delay_variation = p_out_qos->delay_variation;
BTA_HdRegisterApp(&btc_hd_cb.app_info, &btc_hd_cb.in_qos, &btc_hd_cb.out_qos);
} while(0);
if (ret != ESP_HIDD_SUCCESS) {
esp_hidd_cb_param_t param;
param.register_app.status = ret;
param.register_app.in_use = false;
memset(param.register_app.bd_addr, 0, BD_ADDR_LEN);
btc_hd_cb_to_app(ESP_HIDD_REGISTER_APP_EVT, ¶m);
}
free_app_info_param();
}
/*******************************************************************************
*
* Function btc_hd_unregister_app
*
* Description Unregisters HID Device application
*
* Returns void
*
******************************************************************************/
static void btc_hd_unregister_app(bool need_deinit)
{
BTC_TRACE_API("%s", __func__);
esp_hidd_status_t ret = ESP_HIDD_SUCCESS;
do {
if (!is_hidd_init()) {
BTC_TRACE_ERROR("%s HD has not been initiated, shall init first!", __func__);
ret = ESP_HIDD_NEED_INIT;
break;
} else if (btc_hd_cb.status == BTC_HD_DISABLING) {
BTC_TRACE_ERROR("%s: deinit is in progress!", __func__);
ret = ESP_HIDD_BUSY;
break;
}
if (!is_hidd_app_register()) {
BTC_TRACE_ERROR("%s: application has not been registered, shall register first!", __func__);
ret = ESP_HIDD_NEED_REG;
break;
}
if (btc_hd_cb.service_dereg_active) {
BTC_TRACE_ERROR("%s: BT-HD deregistering in progress", __func__);
ret = ESP_HIDD_BUSY;
break;
}
btc_hd_cb.service_dereg_active = TRUE;
if (need_deinit) {
btc_hd_cb.status = BTC_HD_DISABLING;
}
BTA_HdUnregisterApp();
} while(0);
if (ret != ESP_HIDD_SUCCESS) {
esp_hidd_cb_param_t param = {0};
param.unregister_app.status = ret;
btc_hd_cb_to_app(ESP_HIDD_UNREGISTER_APP_EVT, ¶m);
}
}
/*******************************************************************************
*
* Function btc_hd_connect
*
* Description Connects to host
*
* Returns void
*
******************************************************************************/
static void btc_hd_connect(BD_ADDR bd_addr)
{
BTC_TRACE_API("%s", __func__);
esp_hidd_status_t ret = ESP_HIDD_SUCCESS;
do {
switch (btc_hd_cb.status) {
case BTC_HD_DISABLED:
BTC_TRACE_ERROR("%s HD has not been initiated, shall init first!", __func__);
ret = ESP_HIDD_NEED_INIT;
break;
case BTC_HD_DISABLING:
BTC_TRACE_ERROR("%s: deinit is in progress!", __func__);
ret = ESP_HIDD_BUSY;
break;
case BTC_HD_CONNECTING:
case BTC_HD_DISCONNECTING:
BTC_TRACE_ERROR("%s: busy now, status:%d, try later!", __func__, btc_hd_cb.status);
ret = ESP_HIDD_BUSY;
break;
case BTC_HD_CONNECTED:
BTC_TRACE_ERROR("%s: already connect to the other HID host!", __func__);
ret = ESP_HIDD_NO_RES;
break;
default:
break;
}
if (ret != ESP_HIDD_SUCCESS) {
break;
}
if (!is_hidd_app_register()) {
BTC_TRACE_ERROR("%s: application has not been registered, shall register first!", __func__);
ret = ESP_HIDD_NEED_REG;
break;
}
BTA_HdConnect(bd_addr);
btc_hd_cb.status = BTC_HD_CONNECTING;
} while (0);
if (ret != ESP_HIDD_SUCCESS) {
esp_hidd_cb_param_t param = {0};
param.open.status = ret;
param.open.conn_status = ESP_HIDD_CONN_STATE_DISCONNECTED;
memcpy(param.open.bd_addr, bd_addr, BD_ADDR_LEN);
btc_hd_cb_to_app(ESP_HIDD_OPEN_EVT, ¶m);
}
}
/*******************************************************************************
*
* Function btc_hd_disconnect
*
* Description Disconnects from host
*
* Returns void
*
******************************************************************************/
static void btc_hd_disconnect(void)
{
BTC_TRACE_API("%s", __func__);
esp_hidd_status_t ret = ESP_HIDD_SUCCESS;
do {
switch (btc_hd_cb.status) {
case BTC_HD_DISABLED:
BTC_TRACE_ERROR("%s HD has not been initiated, shall init first!", __func__);
ret = ESP_HIDD_NEED_INIT;
break;
case BTC_HD_DISABLING:
BTC_TRACE_ERROR("%s: deinit is in progress!", __func__);
ret = ESP_HIDD_BUSY;
break;
case BTC_HD_CONNECTING:
case BTC_HD_DISCONNECTING:
BTC_TRACE_ERROR("%s: busy now, status:%d, try later!", __func__, btc_hd_cb.status);
ret = ESP_HIDD_BUSY;
break;
case BTC_HD_ENABLED:
case BTC_HD_DISCONNECTED:
BTC_TRACE_ERROR("%s: no connection!", __func__);
ret = ESP_HIDD_NO_CONNECTION;
break;
default:
break;
}
if (ret != ESP_HIDD_SUCCESS) {
break;
}
if (!is_hidd_app_register()) {
BTC_TRACE_ERROR("%s: application has not been registered, shall register first!", __func__);
ret = ESP_HIDD_NEED_REG;
break;
}
BTA_HdDisconnect();
btc_hd_cb.status = BTC_HD_DISCONNECTING;
} while (0);
if (ret != ESP_HIDD_SUCCESS) {
esp_hidd_cb_param_t param = {0};
param.close.status = ret;
param.close.conn_status = ESP_HIDD_CONN_STATE_DISCONNECTED;
btc_hd_cb_to_app(ESP_HIDD_CLOSE_EVT, ¶m);
}
}
/*******************************************************************************
*
* Function btc_hd_send_report
*
* Description Sends Reports to hid host
*
* Returns void
*
******************************************************************************/
static void btc_hd_send_report(esp_hidd_report_type_t type, uint8_t id, uint16_t len, uint8_t *p_data)
{
BTC_TRACE_API("%s: type=%d id=%d len=%d", __func__, type, id, len);
tBTA_HD_REPORT report = {0};
esp_hidd_status_t ret = ESP_HIDD_SUCCESS;
do {
switch (btc_hd_cb.status) {
case BTC_HD_DISABLED:
BTC_TRACE_ERROR("%s HD has not been initiated, shall init first!", __func__);
ret = ESP_HIDD_NEED_INIT;
break;
case BTC_HD_DISABLING:
BTC_TRACE_ERROR("%s: deinit is in progress!", __func__);
ret = ESP_HIDD_BUSY;
break;
case BTC_HD_CONNECTING:
case BTC_HD_DISCONNECTING:
BTC_TRACE_ERROR("%s: busy now, status:%d, try later!", __func__, btc_hd_cb.status);
ret = ESP_HIDD_BUSY;
break;
case BTC_HD_ENABLED:
case BTC_HD_DISCONNECTED:
if (type == ESP_HIDD_REPORT_TYPE_INTRDATA) {
BTC_TRACE_WARNING("%s: no connection, try to reconnect!", __func__);
btc_hd_cb.status = BTC_HD_CONNECTING;
} else {
BTC_TRACE_ERROR("%s: no connection!", __func__);
ret = ESP_HIDD_NO_CONNECTION;
}
break;
default:
break;
}
if (ret != ESP_HIDD_SUCCESS) {
break;
}
if (!is_hidd_app_register()) {
BTC_TRACE_ERROR("%s: application has not been registered, shall register first!", __func__);
ret = ESP_HIDD_NEED_REG;
break;
}
if (type == ESP_HIDD_REPORT_TYPE_INTRDATA) {
report.type = ESP_HIDD_REPORT_TYPE_INPUT;
report.use_intr = TRUE;
} else {
report.type = (type & 0x03);
report.use_intr = FALSE;
}
report.id = id;
report.len = len;
report.p_data = p_data;
BTA_HdSendReport(&report);
} while (0);
if (ret != ESP_HIDD_SUCCESS) {
esp_hidd_cb_param_t param = {0};
param.send_report.status = ret;
param.send_report.reason = 0;
param.send_report.report_type = report.type;
param.send_report.report_id = report.id;
btc_hd_cb_to_app(ESP_HIDD_SEND_REPORT_EVT, ¶m);
}
}
/*******************************************************************************
*
* Function btc_hd_report_error
*
* Description Sends HANDSHAKE with error info for invalid SET_REPORT
*
* Returns void
*
******************************************************************************/
static void btc_hd_report_error(uint8_t error)
{
BTC_TRACE_API("%s", __func__);
esp_hidd_status_t ret = ESP_HIDD_SUCCESS;
do {
if (!is_hidd_init()) {
BTC_TRACE_ERROR("%s HD has not been initiated, shall init first!", __func__);
ret = ESP_HIDD_NEED_INIT;
break;
}
if (!is_hidd_app_register()) {
BTC_TRACE_ERROR("%s: application has not been registered, shall register first!", __func__);
ret = ESP_HIDD_NEED_REG;
break;
}
if (btc_hd_cb.status != BTC_HD_CONNECTED) {
BTC_TRACE_ERROR("%s: no connection!", __func__);
ret = ESP_HIDD_NO_CONNECTION;
break;
}
BTA_HdReportError(error);
} while (0);
if (ret != ESP_HIDD_SUCCESS) {
esp_hidd_cb_param_t param = {0};
param.report_err.status = ret;
param.report_err.reason = 0;
btc_hd_cb_to_app(ESP_HIDD_REPORT_ERR_EVT, ¶m);
}
}
/*******************************************************************************
*
* Function btc_hd_virtual_cable_unplug
*
* Description Sends Virtual Cable Unplug to host
*
* Returns void
*
******************************************************************************/
static void btc_hd_virtual_cable_unplug(void)
{
BTC_TRACE_API("%s", __func__);
esp_hidd_status_t ret = ESP_HIDD_SUCCESS;
do {
switch (btc_hd_cb.status) {
case BTC_HD_DISABLED:
BTC_TRACE_ERROR("%s HD has not been initiated, shall init first!", __func__);
ret = ESP_HIDD_NEED_INIT;
break;
case BTC_HD_DISABLING:
BTC_TRACE_ERROR("%s: deinit is in progress!", __func__);
ret = ESP_HIDD_BUSY;
break;
case BTC_HD_CONNECTING:
case BTC_HD_DISCONNECTING:
BTC_TRACE_ERROR("%s: busy now, status:%d, try later!", __func__, btc_hd_cb.status);
ret = ESP_HIDD_BUSY;
break;
default:
break;
}
if (ret != ESP_HIDD_SUCCESS) {
break;
}
if (!is_hidd_app_register()) {
BTC_TRACE_ERROR("%s: application has not been registered, shall register first!", __func__);
ret = ESP_HIDD_NEED_REG;
break;
}
BTA_HdVirtualCableUnplug();
if (btc_hd_cb.status == BTC_HD_CONNECTED) {
btc_hd_cb.status = BTC_HD_DISCONNECTING;
}
} while (0);
if (ret != ESP_HIDD_SUCCESS) {
esp_hidd_cb_param_t param = {0};
param.vc_unplug.status = ret;
param.vc_unplug.conn_status = ESP_HIDD_CONN_STATE_DISCONNECTED;
btc_hd_cb_to_app(ESP_HIDD_VC_UNPLUG_EVT, ¶m);
}
}
static void btc_hd_call_arg_deep_free(btc_msg_t *msg)
{
btc_hidd_args_t *arg = (btc_hidd_args_t *)msg->arg;
switch (msg->act) {
case BTC_HD_SEND_REPORT_EVT:
utl_freebuf((void **)&arg->send_report.data);
break;
default:
break;
}
}
void btc_hd_call_handler(btc_msg_t *msg)
{
btc_hidd_args_t *arg = (btc_hidd_args_t *)(msg->arg);
switch (msg->act) {
case BTC_HD_INIT_EVT:
btc_hd_init();
break;
case BTC_HD_DEINIT_EVT:
btc_hd_deinit();
break;
case BTC_HD_REGISTER_APP_EVT:
btc_hd_register_app(arg->register_app.app_param, arg->register_app.in_qos, arg->register_app.out_qos);
break;
case BTC_HD_UNREGISTER_APP_EVT:
btc_hd_unregister_app(false);
break;
case BTC_HD_CONNECT_EVT:
btc_hd_connect(arg->connect.bd_addr);
break;
case BTC_HD_DISCONNECT_EVT:
btc_hd_disconnect();
break;
case BTC_HD_SEND_REPORT_EVT:
btc_hd_send_report(arg->send_report.type, arg->send_report.id, arg->send_report.len, arg->send_report.data);
break;
case BTC_HD_REPORT_ERROR_EVT:
btc_hd_report_error(arg->error);
break;
case BTC_HD_UNPLUG_EVT:
btc_hd_virtual_cable_unplug();
break;
default:
BTC_TRACE_WARNING("unknown hidd action %i", msg->act);
break;
}
btc_hd_call_arg_deep_free(msg);
}
void btc_hd_cb_arg_deep_free(btc_msg_t *msg)
{
tBTA_HD *arg = (tBTA_HD *)msg->arg;
switch (msg->act) {
case BTA_HD_SET_REPORT_EVT:
utl_freebuf((void **)&arg->set_report.p_data);
break;
case BTA_HD_INTR_DATA_EVT:
utl_freebuf((void **)&arg->intr_data.p_data);
break;
default:
break;
}
}
void btc_hd_cb_handler(btc_msg_t *msg)
{
uint16_t event = msg->act;
tBTA_HD *p_data = (tBTA_HD *)msg->arg;
esp_hidd_cb_param_t param = {0};
BTC_TRACE_API("%s: event=%s", __func__, dump_hd_event(event));
switch (event) {
case BTA_HD_ENABLE_EVT:
BTC_TRACE_DEBUG("%s: status=%d", __func__, p_data->status);
if (p_data->status == BTA_HD_OK) {
btc_storage_load_hidd();
btc_hd_cb.status = BTC_HD_ENABLED;
} else {
btc_hd_cb.status = BTC_HD_DISABLED;
BTC_TRACE_WARNING("Failed to enable BT-HD, status=%d", p_data->status);
}
param.init.status = p_data->status;
btc_hd_cb_to_app(ESP_HIDD_INIT_EVT, ¶m);
break;
case BTA_HD_DISABLE_EVT:
BTC_TRACE_DEBUG("%s: status=%d", __func__, p_data->status);
if (p_data->status == BTA_HD_OK){
btc_hd_cb.status = BTC_HD_DISABLED;
if (btc_hd_cb.service_dereg_active) {
btc_hd_cb.service_dereg_active = FALSE;
}
free_app_info_param();
memset(&btc_hd_cb, 0, sizeof(btc_hd_cb));
} else {
BTC_TRACE_WARNING("Failed to disable BT-HD, status=%d", p_data->status);
}
param.deinit.status = p_data->status;
btc_hd_cb_to_app(ESP_HIDD_DEINIT_EVT, ¶m);
break;
case BTA_HD_REGISTER_APP_EVT:
if (p_data->reg_status.status == BTA_HD_OK) {
btc_hd_cb.app_registered = TRUE;
}
param.register_app.status = p_data->reg_status.status;
param.register_app.in_use = p_data->reg_status.in_use;
if (!p_data->reg_status.in_use) {
memset(param.register_app.bd_addr, 0, BD_ADDR_LEN);
} else {
memcpy(param.register_app.bd_addr, p_data->reg_status.bda, BD_ADDR_LEN);
}
btc_hd_cb_to_app(ESP_HIDD_REGISTER_APP_EVT, ¶m);
break;
case BTA_HD_UNREGISTER_APP_EVT:
btc_hd_cb.app_registered = FALSE;
param.unregister_app.status = p_data->status;
btc_hd_cb_to_app(ESP_HIDD_UNREGISTER_APP_EVT, ¶m);
if (btc_hd_cb.status == BTC_HD_DISABLING) {
BTC_TRACE_WARNING("disabling hid device service now");
BTA_HdDisable();
}
break;
case BTA_HD_OPEN_EVT: {
bt_bdaddr_t *addr = (bt_bdaddr_t *)&p_data->conn.bda;
BTC_TRACE_EVENT("BTA_HD_OPEN_EVT, address (%02x:%02x:%02x:%02x:%02x:%02x)", addr->address[0], addr->address[1],
addr->address[2], addr->address[3], addr->address[4], addr->address[5]);
if (p_data->conn.status == BTA_HD_OK && p_data->conn.conn_status == BTA_HD_CONN_STATE_CONNECTED) {
// /* Check if the connection is from hid host and not hid device */
// if (check_cod_hid(addr)) {
// /* Incoming connection from hid device, reject it */
// BTC_TRACE_WARNING("remote device is not hid host, disconnecting");
// btc_hd_cb.forced_disc = TRUE;
// BTA_HdDisconnect();
// break;
// }
// btc_storage_set_hidd((bt_bdaddr_t *)&p_data->conn.bda);
btc_hd_cb.status = BTC_HD_CONNECTED;
} else if (p_data->conn.conn_status == BTA_HD_CONN_STATE_DISCONNECTED) {
btc_hd_cb.status = BTC_HD_DISCONNECTED;
}
param.open.status = p_data->conn.status;
param.open.conn_status = p_data->conn.conn_status;
memcpy(param.open.bd_addr, p_data->conn.bda, BD_ADDR_LEN);
btc_hd_cb_to_app(ESP_HIDD_OPEN_EVT, ¶m);
break;
}
case BTA_HD_CLOSE_EVT:
if (p_data->conn.conn_status == BTA_HD_CONN_STATE_DISCONNECTED) {
btc_hd_cb.status = BTC_HD_DISCONNECTED;
if (btc_hd_cb.forced_disc) {
bt_bdaddr_t *addr = (bt_bdaddr_t *)&p_data->conn.bda;
BTC_TRACE_WARNING("remote device was forcefully disconnected");
btc_hd_remove_device(*addr);
btc_hd_cb.forced_disc = FALSE;
break;
}
}
param.close.status = p_data->conn.status;
param.close.conn_status = p_data->conn.conn_status;
btc_hd_cb_to_app(ESP_HIDD_CLOSE_EVT, ¶m);
break;
case BTA_HD_GET_REPORT_EVT:
param.get_report.report_type = p_data->get_report.report_type;
param.get_report.report_id = p_data->get_report.report_id;
param.get_report.buffer_size = p_data->get_report.buffer_size;
btc_hd_cb_to_app(ESP_HIDD_GET_REPORT_EVT, ¶m);
break;
case BTA_HD_SET_REPORT_EVT:
param.set_report.report_type = p_data->set_report.report_type;
param.set_report.report_id = p_data->set_report.report_id;
param.set_report.len = p_data->set_report.len;
param.set_report.data = p_data->set_report.p_data;
btc_hd_cb_to_app(ESP_HIDD_SET_REPORT_EVT, ¶m);
break;
case BTA_HD_SET_PROTOCOL_EVT:
switch (p_data->set_protocol) {
case HID_PAR_PROTOCOL_BOOT_MODE:
param.set_protocol.protocol_mode = ESP_HIDD_BOOT_MODE;
break;
case HID_PAR_PROTOCOL_REPORT:
param.set_protocol.protocol_mode = ESP_HIDD_REPORT_MODE;
break;
default:
param.set_protocol.protocol_mode = ESP_HIDD_UNSUPPORTED_MODE;
break;
}
btc_hd_cb_to_app(ESP_HIDD_SET_PROTOCOL_EVT, ¶m);
break;
case BTA_HD_INTR_DATA_EVT:
param.intr_data.report_id = p_data->intr_data.report_id;
param.intr_data.len = p_data->intr_data.len;
param.intr_data.data = p_data->intr_data.p_data;
btc_hd_cb_to_app(ESP_HIDD_INTR_DATA_EVT, ¶m);
break;
case BTA_HD_VC_UNPLUG_EVT: {
bt_bdaddr_t *bd_addr = (bt_bdaddr_t *)&p_data->conn.bda;
if (bta_dm_check_if_only_hd_connected(p_data->conn.bda)) {
BTC_TRACE_DEBUG("%s: Removing bonding as only HID profile connected", __func__);
BTA_DmRemoveDevice((uint8_t *)&p_data->conn.bda, BT_TRANSPORT_BR_EDR);
} else {
BTC_TRACE_DEBUG("%s: Only removing HID data as some other profiles connected", __func__);
btc_hd_remove_device(*bd_addr);
}
if (btc_hd_cb.status == BTC_HD_DISCONNECTING || btc_hd_cb.status == BTC_HD_CONNECTING ||
btc_hd_cb.status == BTC_HD_CONNECTED) {
btc_hd_cb.status = BTC_HD_DISCONNECTED;
param.close.status = p_data->conn.status;
param.close.conn_status = p_data->conn.conn_status;
btc_hd_cb_to_app(ESP_HIDD_CLOSE_EVT, ¶m);
}
param.vc_unplug.status = p_data->conn.status;
param.vc_unplug.conn_status = p_data->conn.conn_status;
btc_hd_cb_to_app(ESP_HIDD_VC_UNPLUG_EVT, ¶m);
break;
}
case BTA_HD_SEND_REPORT_EVT:
param.send_report.status = p_data->send_report.status;
param.send_report.reason = p_data->send_report.reason;
param.send_report.report_type = p_data->send_report.report_type;
param.send_report.report_id = p_data->send_report.report_id;
btc_hd_cb_to_app(ESP_HIDD_SEND_REPORT_EVT, ¶m);
break;
case BTA_HD_REPORT_ERR_EVT:
param.report_err.status = p_data->report_err.status;
param.report_err.reason = p_data->report_err.reason;
btc_hd_cb_to_app(ESP_HIDD_REPORT_ERR_EVT, ¶m);
break;
default:
BTC_TRACE_WARNING("%s: unknown event (%d)", __func__, event);
break;
}
btc_hd_cb_arg_deep_free(msg);
}
void btc_hd_arg_deep_copy(btc_msg_t *msg, void *p_dest, void *p_src)
{
btc_hidd_args_t *dst = (btc_hidd_args_t *)p_dest;
btc_hidd_args_t *src = (btc_hidd_args_t *)p_src;
switch (msg->act) {
case BTC_HD_SEND_REPORT_EVT:
dst->send_report.data = (uint8_t *)osi_malloc(src->send_report.len);
if (dst->send_report.data) {
memcpy(dst->send_report.data, src->send_report.data, src->send_report.len);
} else {
BTC_TRACE_ERROR("%s %d osi_malloc failed\n", __func__, msg->act);
}
break;
default:
break;
}
}
#endif // HID_DEV_INCLUDED==TRUE
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