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components/bt/bluedroid/btc/profile/std/hid_le/hid_le_prf.c
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#include <string.h>
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
//
// 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.
#include "hid_le_prf.h"
#include "prf_defs.h"
#if (HIDD_LE_PROFILE_CFG)
hidd_le_env_t hidd_le_env;
#define HI_UINT16(a) (((a) >> 8) & 0xFF)
#define LO_UINT16(a) ((a) & 0xFF)
// HID Information characteristic value
static const uint8_t hidInfo[HID_INFORMATION_LEN] = {
LO_UINT16(0x0111), HI_UINT16(0x0111), // bcdHID (USB HID version)
0x00, // bCountryCode
HID_KBD_FLAGS // Flags
};
// HID Report Map characteristic value
// Keyboard report descriptor (using format for Boot interface descriptor)
static const uint8_t hidReportMap[] = {
0x05, 0x01, // Usage Page (Generic Desktop)
0x09, 0x02, // Usage (Mouse)
0xA1, 0x01, // Collection (Application)
0x85, 0x01, // Report Id (1)
0x09, 0x01, // Usage (Pointer)
0xA1, 0x00, // Collection (Physical)
0x05, 0x09, // Usage Page (Buttons)
0x19, 0x01, // Usage Minimum (01) - Button 1
0x29, 0x03, // Usage Maximum (03) - Button 3
0x15, 0x00, // Logical Minimum (0)
0x25, 0x01, // Logical Maximum (1)
0x75, 0x01, // Report Size (1)
0x95, 0x03, // Report Count (3)
0x81, 0x02, // Input (Data, Variable, Absolute) - Button states
0x75, 0x05, // Report Size (5)
0x95, 0x01, // Report Count (1)
0x81, 0x01, // Input (Constant) - Padding or Reserved bits
0x05, 0x01, // Usage Page (Generic Desktop)
0x09, 0x30, // Usage (X)
0x09, 0x31, // Usage (Y)
0x09, 0x38, // Usage (Wheel)
0x15, 0x81, // Logical Minimum (-127)
0x25, 0x7F, // Logical Maximum (127)
0x75, 0x08, // Report Size (8)
0x95, 0x03, // Report Count (3)
0x81, 0x06, // Input (Data, Variable, Relative) - X & Y coordinate
0xC0, // End Collection
0xC0, // End Collection
0x05, 0x01, // Usage Pg (Generic Desktop)
0x09, 0x06, // Usage (Keyboard)
0xA1, 0x01, // Collection: (Application)
0x85, 0x02, // Report Id (2)
//
0x05, 0x07, // Usage Pg (Key Codes)
0x19, 0xE0, // Usage Min (224)
0x29, 0xE7, // Usage Max (231)
0x15, 0x00, // Log Min (0)
0x25, 0x01, // Log Max (1)
//
// Modifier byte
0x75, 0x01, // Report Size (1)
0x95, 0x08, // Report Count (8)
0x81, 0x02, // Input: (Data, Variable, Absolute)
//
// Reserved byte
0x95, 0x01, // Report Count (1)
0x75, 0x08, // Report Size (8)
0x81, 0x01, // Input: (Constant)
//
// LED report
0x95, 0x05, // Report Count (5)
0x75, 0x01, // Report Size (1)
0x05, 0x08, // Usage Pg (LEDs)
0x19, 0x01, // Usage Min (1)
0x29, 0x05, // Usage Max (5)
0x91, 0x02, // Output: (Data, Variable, Absolute)
//
// LED report padding
0x95, 0x01, // Report Count (1)
0x75, 0x03, // Report Size (3)
0x91, 0x01, // Output: (Constant)
//
// Key arrays (6 bytes)
0x95, 0x06, // Report Count (6)
0x75, 0x08, // Report Size (8)
0x15, 0x00, // Log Min (0)
0x25, 0x65, // Log Max (101)
0x05, 0x07, // Usage Pg (Key Codes)
0x19, 0x00, // Usage Min (0)
0x29, 0x65, // Usage Max (101)
0x81, 0x00, // Input: (Data, Array)
//
0xC0, // End Collection
//
0x05, 0x0C, // Usage Pg (Consumer Devices)
0x09, 0x01, // Usage (Consumer Control)
0xA1, 0x01, // Collection (Application)
0x85, 0x03, // Report Id (3)
0x09, 0x02, // Usage (Numeric Key Pad)
0xA1, 0x02, // Collection (Logical)
0x05, 0x09, // Usage Pg (Button)
0x19, 0x01, // Usage Min (Button 1)
0x29, 0x0A, // Usage Max (Button 10)
0x15, 0x01, // Logical Min (1)
0x25, 0x0A, // Logical Max (10)
0x75, 0x04, // Report Size (4)
0x95, 0x01, // Report Count (1)
0x81, 0x00, // Input (Data, Ary, Abs)
0xC0, // End Collection
0x05, 0x0C, // Usage Pg (Consumer Devices)
0x09, 0x86, // Usage (Channel)
0x15, 0xFF, // Logical Min (-1)
0x25, 0x01, // Logical Max (1)
0x75, 0x02, // Report Size (2)
0x95, 0x01, // Report Count (1)
0x81, 0x46, // Input (Data, Var, Rel, Null)
0x09, 0xE9, // Usage (Volume Up)
0x09, 0xEA, // Usage (Volume Down)
0x15, 0x00, // Logical Min (0)
0x75, 0x01, // Report Size (1)
0x95, 0x02, // Report Count (2)
0x81, 0x02, // Input (Data, Var, Abs)
0x09, 0xE2, // Usage (Mute)
0x09, 0x30, // Usage (Power)
0x09, 0x83, // Usage (Recall Last)
0x09, 0x81, // Usage (Assign Selection)
0x09, 0xB0, // Usage (Play)
0x09, 0xB1, // Usage (Pause)
0x09, 0xB2, // Usage (Record)
0x09, 0xB3, // Usage (Fast Forward)
0x09, 0xB4, // Usage (Rewind)
0x09, 0xB5, // Usage (Scan Next)
0x09, 0xB6, // Usage (Scan Prev)
0x09, 0xB7, // Usage (Stop)
0x15, 0x01, // Logical Min (1)
0x25, 0x0C, // Logical Max (12)
0x75, 0x04, // Report Size (4)
0x95, 0x01, // Report Count (1)
0x81, 0x00, // Input (Data, Ary, Abs)
0x09, 0x80, // Usage (Selection)
0xA1, 0x02, // Collection (Logical)
0x05, 0x09, // Usage Pg (Button)
0x19, 0x01, // Usage Min (Button 1)
0x29, 0x03, // Usage Max (Button 3)
0x15, 0x01, // Logical Min (1)
0x25, 0x03, // Logical Max (3)
0x75, 0x02, // Report Size (2)
0x81, 0x00, // Input (Data, Ary, Abs)
0xC0, // End Collection
0x81, 0x03, // Input (Const, Var, Abs)
0xC0 // End Collection
};
// HID report map length
uint8_t hidReportMapLen = sizeof(hidReportMap);
uint8_t hidProtocolMode = HID_PROTOCOL_MODE_REPORT;
// HID report mapping table
static hidRptMap_t hidRptMap[HID_NUM_REPORTS];
esp_bt_uuid_t char_info_uuid = {LEN_UUID_16, {CHAR_HID_INFO_UUID}};
esp_bt_uuid_t char_ctnl_pt_uuid = {LEN_UUID_16, {CHAR_HID_CTNL_PT_UUID}};
esp_bt_uuid_t char_report_map_uuid = {LEN_UUID_16, {CHAR_REPORT_MAP_UUID}};
esp_bt_uuid_t char_report_uuid = {LEN_UUID_16, {CHAR_REPORT_UUID}};
esp_bt_uuid_t char_proto_mode_uuid = {LEN_UUID_16, {CHAR_PROTOCOL_MODE_UUID}};
esp_bt_uuid_t char_kb_in_report_uuid = {LEN_UUID_16, {CHAR_BOOT_KB_IN_REPORT_UUID}};
esp_bt_uuid_t char_kb_out_report_uuid = {LEN_UUID_16, {CHAR_BOOT_KB_OUT_REPORT_UUID}};
esp_bt_uuid_t char_mouse_in_report_uuid = {LEN_UUID_16, {CHAR_BOOT_MOUSE_IN_REPORT_UUID}};
/// Full HID device Database Description - Used to add attributes into the database
const char_desc_t hids_char_db[HIDD_LE_CHAR_MAX] = {
// HID Information Characteristic Value
[HIDD_LE_INFO_CHAR] = {
&char_info_uuid,
GATT_PERM_READ,
GATT_CHAR_PROP_BIT_READ
},
// HID Control Point Characteristic Value
[HIDD_LE_CTNL_PT_CHAR] = {
&char_ctnl_pt_uuid,
GATT_PERM_WRITE,
GATT_CHAR_PROP_BIT_WRITE_NR
},
// Report Map Characteristic Value
[HIDD_LE_REPORT_MAP_CHAR] = {
&char_report_map_uuid,
GATT_PERM_READ,
GATT_CHAR_PROP_BIT_READ
},
// Report Characteristic Value
[HIDD_LE_REPORT_CHAR] = {
&char_report_uuid,
(GATT_PERM_READ | GATT_PERM_WRITE),
(GATT_CHAR_PROP_BIT_READ | GATT_CHAR_PROP_BIT_WRITE | GATT_CHAR_PROP_BIT_WRITE_NR)
},
// Protocol Mode Characteristic Declaration
[HIDD_LE_PROTO_MODE_CHAR] = {
&char_proto_mode_uuid,
GATT_PERM_READ,
GATT_CHAR_PROP_BIT_READ,
},
// Boot Keyboard Input Report Characteristic Value
[HIDD_LE_BOOT_KB_IN_REPORT_CHAR] = {
&char_kb_in_report_uuid,
GATT_PERM_READ,
(GATT_CHAR_PROP_BIT_READ | GATT_CHAR_PROP_BIT_NOTIFY),
},
// Boot Keyboard Output Report Characteristic Value
[HIDD_LE_BOOT_KB_OUT_REPORT_CHAR] = {
&char_kb_out_report_uuid,
GATT_PERM_READ,
(GATT_CHAR_PROP_BIT_READ | GATT_CHAR_PROP_BIT_WRITE | GATT_CHAR_PROP_BIT_WRITE_NR)
},
// Boot Mouse Input Report Characteristic Value
[HIDD_LE_BOOT_MOUSE_IN_REPORT_CHAR] = {
&char_mouse_in_report_uuid,
GATT_PERM_READ,
(GATT_CHAR_PROP_BIT_READ | GATT_CHAR_PROP_BIT_NOTIFY),
},
};
static void hidd_add_characterisitc(const char_desc_t *char_desc);
/*****************************************************************************
** Constants
*****************************************************************************/
static void hidd_le_profile_cb(esp_gatts_evt_t event, esp_gatts_t *p_data);
/*******************************************************************************
**
** Function hidd_add_characterisitc
**
** Description the callback function after the hid device profile has been register to the BTA manager module
**
** Returns NULL
**
*******************************************************************************/
static void hidd_add_characterisitc(const char_desc_t *char_desc)
{
uint16_t service_id;
if (char_desc == NULL) {
BTC_TRACE_ERROR("Invalid hid characteristic\n");
return;
}
//check the hid device serivce has been register to the data base or not
if (!hidd_le_env.enabled) {
BTC_TRACE_ERROR("The hid device didn't register yet\n");
return;
}
//get the service id from the env whitch has been register
service_id = hidd_le_env.hidd_clcb.cur_srvc_id;
if (char_desc->char_uuid != 0x00) {
// start added the charact to the data base
esp_ble_gatts_add_char (service_id,
char_desc->char_uuid,
char_desc->perm,
char_desc->prop);
}
}
/*******************************************************************************
**
** Function hidd_le_profile_cb
**
** Description the callback function after the hid device profile has been register to the BTA manager module
**
** Returns NULL
**
*******************************************************************************/
static void hidd_le_profile_cb(esp_gatts_evt_t event, esp_gatts_t *p_data)
{
esp_gatts_rsp_t rsp;
esp_bt_uuid_t uuid = {LEN_UUID_16, {ATT_SVC_HID}};
static uint8_t hid_char_idx;
hidd_clcb_t *p_clcb = NULL;
uint8_t app_id = 0xff;
switch (event) {
case ESP_GATTS_REG_EVT:
//check the register of the hid device profile has been succeess or not
if (p_data->reg_oper.status != ESP_GATT_OK) {
BTC_TRACE_ERROR("hidd profile register failed\n");
}
hidd_le_env.hidd_inst.app_id = app_id;
//save the gatt interface in the hid device ENV
hidd_le_env.gatt_if = p_data->reg_oper.server_if;
//set the env flag to enable
hidd_le_env.enabled = true;
//create the hid device service to the service data base.
if (p_data->reg_oper.uuid.uu.uuid16 == ATT_SVC_HID) {
hidd_le_create_service(true);
}
break;
case ESP_GATTS_CREATE_EVT:
if (p_data->create.uuid.uu.uuid16 == ATT_SVC_HID) {
///store the service id to the env
hidd_le_env.hidd_clcb.cur_srvc_id = p_data->create.service_id;
//start the button service after created
esp_ble_gatts_start_srvc(p_data->create.service_id);
hid_char_idx = HIDD_LE_INFO_CHAR;
//added the info character to the data base.
hidd_add_characterisitc(&hids_char_db[hid_char_idx]);
hid_char_idx++;
}
break;
case ESP_GATTS_ADD_INCL_SRVC_EVT:
break;
case ESP_GATTS_ADD_CHAR_EVT:
//save the charateristic handle to the env
hidd_le_env.hidd_inst.att_tbl[hid_char_idx - 1] = p_data->add_result.attr_id;
BTC_TRACE_ERROR("hanlder = %x, p_data->add_result.char_uuid.uu.uuid16 = %x\n", p_data->add_result.attr_id,
p_data->add_result.char_uuid.uu.uuid16);
BTC_TRACE_ERROR("hid_char_idx=%x\n", hid_char_idx);
if (hid_char_idx <= HIDD_LE_CHAR_MAX) { //added the characteristic until the index overflow
if ((p_data->add_result.char_uuid.uu.uuid16 == CHAR_BOOT_KB_IN_REPORT_UUID) ||
(p_data->add_result.char_uuid.uu.uuid16 == CHAR_BOOT_MOUSE_IN_REPORT_UUID)) {
// add the gattc config descriptor to the notify charateristic
//tBTA_GATT_PERM perm = (GATT_PERM_WRITE|GATT_PERM_WRITE);
uuid.uu.uuid16 = GATT_UUID_CHAR_CLIENT_CONFIG;
BTC_TRACE_ERROR("p_data->add_result.char_uuid.uu.uuid16 = %x\n",
p_data->add_result.char_uuid.uu.uuid16);
esp_ble_gatts_add_char_descr (hidd_le_env.hidd_clcb.cur_srvc_id,
GATT_PERM_WRITE,
&uuid);
break;
}
hidd_add_characterisitc(&hids_char_db[hid_char_idx]);
}
hid_char_idx++;
break;
case ESP_GATTS_ADD_CHAR_DESCR_EVT:
if (p_data->add_result.char_uuid.uu.uuid16 == GATT_UUID_CHAR_CLIENT_CONFIG) {
uuid.uu.uuid16 = GATT_UUID_RPT_REF_DESCR;
BTA_GATTS_AddCharDescriptor (hidd_le_env.hidd_clcb.cur_srvc_id,
GATT_PERM_READ,
&uuid);
BTC_TRACE_ERROR("p_data->add_result.char_uuid.uu.uuid16 = %x\n",
p_data->add_result.char_uuid.uu.uuid16);
}
if (p_data->add_result.char_uuid.uu.uuid16 == GATT_UUID_RPT_REF_DESCR) {
if (hid_char_idx < HIDD_LE_CHAR_MAX) {
hidd_add_characterisitc(&hids_char_db[hid_char_idx]);
hid_char_idx++;
}
}
break;
case ESP_GATTS_READ_EVT: {
BTC_TRACE_ERROR("Hidd profile BTA_GATTS_READ_EVT\n");
UINT32 trans_id = p_data->req_data.trans_id;
UINT16 conn_id = p_data->req_data.conn_id;
UINT16 handle = p_data->req_data.p_data->read_req.handle;
bool is_long = p_data->req_data.p_data->read_req.is_long;
BTC_TRACE_ERROR("read request:event=0x%x,handle=0x%x,trans_id=0x%x,conn_id=0x%x\n",
event, handle, trans_id, conn_id);
hidd_read_attr_value(p_data->req_data.p_data, trans_id);
}
break;
case ESP_GATTS_WRITE_EVT:
esp_ble_gatts_send_rsp (p_data->req_data.conn_id, p_data->req_data.trans_id,
p_data->req_data.status, NULL);
break;
case ESP_GATTS_CONNECT_EVT:
p_clcb = &hidd_le_env.hidd_clcb;
if (!p_clcb->in_use) {
p_clcb->in_use = TRUE;
p_clcb->conn_id = p_data->conn.conn_id;;
BTC_TRACE_ERROR("hidd->conn_id = %x\n", p_data->conn.conn_id);
p_clcb->connected = TRUE;
memcpy(p_clcb->remote_bda, p_data->conn.remote_bda, BD_ADDR_LEN);
}
break;
case ESP_GATTS_DISCONNECT_EVT:
p_clcb = &hidd_le_env.hidd_clcb;
//set the connection flag to true
p_clcb->connected = false;
p_clcb->in_use = TRUE;
memset(p_clcb->remote_bda, 0, BD_ADDR_LEN);
break;
case ESP_GATTS_START_EVT:
break;
case ESP_GATTS_CONGEST_EVT:
if (hidd_le_env.hidd_clcb.connected && (hidd_le_env.hidd_clcb.conn_id == p_data->conn.conn_id)) {
//set the connection channal congested flag to true
hidd_le_env.hidd_clcb.congest = p_data->congest.congested;
}
break;
default:
break;
}
}
/*******************************************************************************
**
** Function hidd_le_create_service
**
** Description Create a Service for the hid device profile
**
** Parameters is_primary: this service is the primary service or not,true is the primary service
** false is not the primary service
** p_service_uuid: service UUID.
**
** Returns NULL
**
*******************************************************************************/
void hidd_le_create_service(BOOLEAN is_primary)
{
esp_gatts_if_t server_if ;
esp_bt_uuid_t uuid = {LEN_UUID_16, {ATT_SVC_HID}};
//the number of the hid device attributes in the hid service.
UINT16 num_handle = HIDD_LE_IDX_NB;
UINT8 inst = 0x00;
server_if = hidd_le_env.gatt_if;
hidd_le_env.inst_id = inst;
//start create the hid device service
esp_ble_gatts_create_srvc (server_if, &uuid, inst, num_handle, is_primary);
}
/*****************************************************************************
** Function hidd_read_attr_value
**
** Description it will be called when client sends a read request
******************************************************************************/
void hidd_read_attr_value(tGATTS_DATA *p_data, uint32_t trans_id)
{
hidd_inst_t *p_inst = &hidd_le_env.hidd_inst;
uint8_t i;
uint8_t status = ESP_GATT_OK;
uint8_t app_id = hidd_le_env.hidd_inst.app_id;
esp_gatt_status_t st = ESP_GATT_NOT_FOUND;
uint16_t handle = p_data->read_req.handle;
uint16_t conn_id = hidd_le_env.hidd_clcb.conn_id;
if (handle == p_inst->att_tbl[HIDD_LE_INFO_CHAR]) {
//read hid device info evt
p_inst->pending_evt = HIDD_LE_READ_INFO_EVT;
} else if (handle == p_inst->att_tbl[HIDD_LE_CTNL_PT_CHAR]) {
//read hid device contol point evt
p_inst->pending_evt = HIDD_LE_READ_CTNL_PT_EVT;
} else if (handle == p_inst->att_tbl[HIDD_LE_REPORT_MAP_CHAR]) {
//read hid device report map value evt
p_inst->pending_evt = HIDD_LE_READ_REPORT_MAP_EVT;
} else if (handle == p_inst->att_tbl[HIDD_LE_REPORT_CHAR]) {
//read hid device report evt
p_inst->pending_evt = HIDD_LE_READ_REPORT_EVT;
} else if (handle == p_inst->att_tbl[HIDD_LE_PROTO_MODE_CHAR]) {
//read hid device mode evt
p_inst->pending_evt = HIDD_LE_READ_PROTO_MODE_EVT;
} else if (handle == p_inst->att_tbl[HIDD_LE_BOOT_KB_IN_REPORT_CHAR]) {
//read hid boot keyboard in report evt
p_inst->pending_evt = HIDD_LE_BOOT_KB_IN_REPORT_EVT;
} else if (handle == p_inst->att_tbl[HIDD_LE_BOOT_KB_OUT_REPORT_CHAR]) {
//read hid boot keyboard out report evt
p_inst->pending_evt = HIDD_LE_BOOT_KB_OUT_REPORT_EVT;
} else if (handle == p_inst->att_tbl[HIDD_LE_BOOT_MOUSE_IN_REPORT_CHAR]) {
//read hid device boot mouse in report evt
p_inst->pending_evt = HIDD_LE_BOOT_MOUSE_IN_REPORT_EVT;
}
//start build the rsp message
hidd_rsp(trans_id, conn_id, app_id, status, p_inst->pending_evt, p_data);
}
/*******************************************************************************
**
** Function hidd_rsp
**
** Description Respond to a hid device service request
**
*******************************************************************************/
void hidd_rsp (uint32_t trans_id, uint16_t conn_id, uint8_t app_id,
esp_gatt_status_t status, uint8_t event, tGATTS_DATA *p_rsp)
{
hidd_inst_t *p_inst = &hidd_le_env.hidd_inst;
tGATTS_RSP rsp;
uint8_t *pp;
BTC_TRACE_ERROR("conn_id = %x, trans_id = %x, event = %x\n",
conn_id, trans_id, event);
if (p_inst->app_id == app_id) {
return ;
}
memset(&rsp, 0, sizeof(tGATTS_RSP));
if (p_inst->pending_evt == event) {
switch (event) {
case HIDD_LE_READ_INFO_EVT:
BTC_TRACE_ERROR(" p_inst->att_tbl[HIDD_LE_INFO_CHAR] = %x\n",
p_inst->att_tbl[HIDD_LE_INFO_CHAR]);
rsp.attr_value.handle = p_inst->att_tbl[HIDD_LE_INFO_CHAR];
rsp.attr_value.len = HID_INFORMATION_LEN;
//copy the infomation value to the att value to sent to the peer device
memcpy(rsp.attr_value.value, hidInfo, HID_INFORMATION_LEN);
//start send the rsp to the peer device
esp_ble_gatts_send_rsp(conn_id, trans_id, status, &rsp);
break;
case HIDD_LE_READ_CTNL_PT_EVT:
BTC_TRACE_ERROR(" p_inst->att_tbl[HIDD_LE_CTNL_PT_CHAR] = %x\n",
p_inst->att_tbl[HIDD_LE_CTNL_PT_CHAR]);
rsp.attr_value.handle = p_inst->att_tbl[HIDD_LE_CTNL_PT_CHAR];
rsp.attr_value.len = 0;
//start send the rsp to the peer device
esp_ble_gatts_send_rsp(conn_id, trans_id, status, &rsp);
break;
case HIDD_LE_READ_REPORT_MAP_EVT:
BTC_TRACE_ERROR("p_inst->att_tbl[HIDD_LE_REPORT_MAP_CHAR] = %x\n",
p_inst->att_tbl[HIDD_LE_REPORT_MAP_CHAR]);
rsp.attr_value.handle = p_inst->att_tbl[HIDD_LE_REPORT_MAP_CHAR];
rsp.attr_value.len = hidReportMapLen;
//copy the infomation value to the att value to sent to the peer device
memcpy(rsp.attr_value.value, hidReportMap, hidReportMapLen);
//start send the rsp to the peer device
esp_ble_gatts_send_rsp(conn_id, trans_id, status, &rsp);
break;
case HIDD_LE_READ_REPORT_EVT:
BTC_TRACE_ERROR("p_inst->att_tbl[HIDD_LE_BOOT_KB_IN_REPORT_CHAR] = %x\n",
p_inst->att_tbl[HIDD_LE_BOOT_KB_IN_REPORT_CHAR]);
rsp.attr_value.handle = p_inst->att_tbl[HIDD_LE_BOOT_KB_IN_REPORT_CHAR];
rsp.attr_value.len = 0;
esp_ble_gatts_send_rsp(conn_id, trans_id, status, &rsp);
break;
case HIDD_LE_READ_PROTO_MODE_EVT:
BTC_TRACE_ERROR("p_inst->att_tbl[HIDD_LE_PROTO_MODE_CHAR] = %x\n",
p_inst->att_tbl[HIDD_LE_PROTO_MODE_CHAR]);
rsp.attr_value.handle = p_inst->att_tbl[HIDD_LE_PROTO_MODE_CHAR];
rsp.attr_value.len = 1;
pp = rsp.attr_value.value;
//copy the infomation value to the att value to sent to the peer device
memcpy(rsp.attr_value.value, &hidProtocolMode, rsp.attr_value.len);
esp_ble_gatts_send_rsp(conn_id, trans_id, status, &rsp);
break;
case HIDD_LE_BOOT_KB_IN_REPORT_EVT:
BTC_TRACE_ERROR("p_inst->att_tbl[HIDD_LE_BOOT_KB_IN_REPORT_CHAR] = %x\n",
p_inst->att_tbl[HIDD_LE_BOOT_KB_IN_REPORT_CHAR]);
rsp.attr_value.handle = p_inst->att_tbl[HIDD_LE_BOOT_KB_IN_REPORT_CHAR];
rsp.attr_value.len = 0;
esp_ble_gatts_send_rsp(conn_id, trans_id, status, &rsp);
break;
case HIDD_LE_BOOT_KB_OUT_REPORT_EVT:
BTC_TRACE_ERROR("p_inst->att_tbl[HIDD_LE_BOOT_KB_IN_REPORT_CHAR] = %x\n",
p_inst->att_tbl[HIDD_LE_BOOT_KB_IN_REPORT_CHAR]);
rsp.attr_value.handle = p_inst->att_tbl[HIDD_LE_BOOT_KB_IN_REPORT_CHAR];
rsp.attr_value.len = 0;
esp_ble_gatts_send_rsp(conn_id, trans_id, status, &rsp);
break;
case HIDD_LE_BOOT_MOUSE_IN_REPORT_EVT:
BTC_TRACE_ERROR("p_inst->att_tbl[HIDD_LE_BOOT_KB_IN_REPORT_CHAR] = %x\n",
p_inst->att_tbl[HIDD_LE_BOOT_KB_IN_REPORT_CHAR]);
rsp.attr_value.handle = p_inst->att_tbl[HIDD_LE_BOOT_KB_IN_REPORT_CHAR];
rsp.attr_value.len = 0;
esp_ble_gatts_send_rsp(conn_id, trans_id, status, &rsp);
break;
default:
break;
}
// p_inst->pending_clcb_idx = 0;
p_inst->pending_evt = 0;
p_inst->pending_hal = 0;
}
return;
}
/*******************************************************************************
**
** Function hidd_le_init
**
** Description Initializa the GATT Service for button profiles.
** Returns NULL
*******************************************************************************/
esp_gatt_status_t hidd_le_init (void)
{
tBT_UUID app_uuid = {LEN_UUID_16, {ATT_SVC_HID}};
if (hidd_le_env.enabled) {
BTC_TRACE_ERROR("hid device svc already initaliezd\n");
return ESP_GATT_ERROR;
} else {
memset(&hidd_le_env, 0, sizeof(hidd_le_env_t));
}
/*
register the hid deivce profile to the BTA_GATTS module*/
esp_ble_gatts_app_register(&app_uuid, hidd_le_profile_cb);
hidd_le_env.enabled = TRUE;
return ESP_GATT_OK;
}
#endif ///HIDD_LE_PROFILE_CFG

265
components/bt/bluedroid/btc/profile/std/include/hid_le_prf.h
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@ -1,265 +0,0 @@
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
//
// 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.
#include "prf_defs.h"
#if (HIDD_LE_PROFILE_CFG)
#include "bta_gatts_int.h"
#include "stack/bt_types.h"
#include "bta/bta_api.h"
#include "stack/gatt_api.h"
#include "bt_app_api.h"
/// Maximal number of HIDS that can be added in the DB
#ifndef USE_ONE_HIDS_INSTANCE
#define HIDD_LE_NB_HIDS_INST_MAX (2)
#else
#define HIDD_LE_NB_HIDS_INST_MAX (1)
#endif
// Number of HID reports defined in the service
#define HID_NUM_REPORTS 9
#define ATT_SVC_HID 0x1812
/// Maximal number of Report Char. that can be added in the DB for one HIDS - Up to 11
#define HIDD_LE_NB_REPORT_INST_MAX (5)
/// Maximal length of Report Char. Value
#define HIDD_LE_REPORT_MAX_LEN (45)
/// Maximal length of Report Map Char. Value
#define HIDD_LE_REPORT_MAP_MAX_LEN (512)
/// Length of Boot Report Char. Value Maximal Length
#define HIDD_LE_BOOT_REPORT_MAX_LEN (8)
/// Boot KB Input Report Notification Configuration Bit Mask
#define HIDD_LE_BOOT_KB_IN_NTF_CFG_MASK (0x40)
/// Boot KB Input Report Notification Configuration Bit Mask
#define HIDD_LE_BOOT_MOUSE_IN_NTF_CFG_MASK (0x80)
/// Boot Report Notification Configuration Bit Mask
#define HIDD_LE_REPORT_NTF_CFG_MASK (0x20)
/* HID information flags */
#define HID_FLAGS_REMOTE_WAKE 0x01 // RemoteWake
#define HID_FLAGS_NORMALLY_CONNECTABLE 0x02 // NormallyConnectable
/* Control point commands */
#define HID_CMD_SUSPEND 0x00 // Suspend
#define HID_CMD_EXIT_SUSPEND 0x01 // Exit Suspend
/* HID protocol mode values */
#define HID_PROTOCOL_MODE_BOOT 0x00 // Boot Protocol Mode
#define HID_PROTOCOL_MODE_REPORT 0x01 // Report Protocol Mode
/* Attribute value lengths */
#define HID_PROTOCOL_MODE_LEN 1 // HID Protocol Mode
#define HID_INFORMATION_LEN 4 // HID Information
#define HID_REPORT_REF_LEN 2 // HID Report Reference Descriptor
#define HID_EXT_REPORT_REF_LEN 2 // External Report Reference Descriptor
// HID feature flags
#define HID_KBD_FLAGS HID_FLAGS_REMOTE_WAKE
/// HID Service Attributes Indexes
enum {
HIDD_LE_IDX_SVC,
// Included Service
HIDD_LE_IDX_INCL_SVC,
// HID Information
HIDD_LE_IDX_HID_INFO_CHAR,
HIDD_LE_IDX_HID_INFO_VAL,
// HID Control Point
HIDD_LE_IDX_HID_CTNL_PT_CHAR,
HIDD_LE_IDX_HID_CTNL_PT_VAL,
// Report Map
HIDD_LE_IDX_REPORT_MAP_CHAR,
HIDD_LE_IDX_REPORT_MAP_VAL,
HIDD_LE_IDX_REPORT_MAP_EXT_REP_REF,
// Protocol Mode
HIDD_LE_IDX_PROTO_MODE_CHAR,
HIDD_LE_IDX_PROTO_MODE_VAL,
// Boot Keyboard Input Report
HIDD_LE_IDX_BOOT_KB_IN_REPORT_CHAR,
HIDD_LE_IDX_BOOT_KB_IN_REPORT_VAL,
HIDD_LE_IDX_BOOT_KB_IN_REPORT_NTF_CFG,
// Boot Keyboard Output Report
HIDD_LE_IDX_BOOT_KB_OUT_REPORT_CHAR,
HIDD_LE_IDX_BOOT_KB_OUT_REPORT_VAL,
// Boot Mouse Input Report
HIDD_LE_IDX_BOOT_MOUSE_IN_REPORT_CHAR,
HIDD_LE_IDX_BOOT_MOUSE_IN_REPORT_VAL,
HIDD_LE_IDX_BOOT_MOUSE_IN_REPORT_NTF_CFG,
// Report
HIDD_LE_IDX_REPORT_CHAR,
HIDD_LE_IDX_REPORT_VAL,
HIDD_LE_IDX_REPORT_REP_REF,
HIDD_LE_IDX_REPORT_NTF_CFG,
HIDD_LE_IDX_NB,
};
/// Attribute Table Indexes
enum {
HIDD_LE_INFO_CHAR,
HIDD_LE_CTNL_PT_CHAR,
HIDD_LE_REPORT_MAP_CHAR,
HIDD_LE_REPORT_CHAR,
HIDD_LE_PROTO_MODE_CHAR,
HIDD_LE_BOOT_KB_IN_REPORT_CHAR,
HIDD_LE_BOOT_KB_OUT_REPORT_CHAR,
HIDD_LE_BOOT_MOUSE_IN_REPORT_CHAR,
HIDD_LE_CHAR_MAX //= HIDD_LE_REPORT_CHAR + HIDD_LE_NB_REPORT_INST_MAX,
};
///att read event table Indexs
enum {
HIDD_LE_READ_INFO_EVT,
HIDD_LE_READ_CTNL_PT_EVT,
HIDD_LE_READ_REPORT_MAP_EVT,
HIDD_LE_READ_REPORT_EVT,
HIDD_LE_READ_PROTO_MODE_EVT,
HIDD_LE_BOOT_KB_IN_REPORT_EVT,
HIDD_LE_BOOT_KB_OUT_REPORT_EVT,
HIDD_LE_BOOT_MOUSE_IN_REPORT_EVT,
HID_LE_EVT_MAX
};
/// Client Characteristic Configuration Codes
enum {
HIDD_LE_DESC_MASK = 0x10,
HIDD_LE_BOOT_KB_IN_REPORT_CFG = HIDD_LE_BOOT_KB_IN_REPORT_CHAR | HIDD_LE_DESC_MASK,
HIDD_LE_BOOT_MOUSE_IN_REPORT_CFG = HIDD_LE_BOOT_MOUSE_IN_REPORT_CHAR | HIDD_LE_DESC_MASK,
HIDD_LE_REPORT_CFG = HIDD_LE_REPORT_CHAR | HIDD_LE_DESC_MASK,
};
/// Features Flag Values
enum {
HIDD_LE_CFG_KEYBOARD = 0x01,
HIDD_LE_CFG_MOUSE = 0x02,
HIDD_LE_CFG_PROTO_MODE = 0x04,
HIDD_LE_CFG_MAP_EXT_REF = 0x08,
HIDD_LE_CFG_BOOT_KB_WR = 0x10,
HIDD_LE_CFG_BOOT_MOUSE_WR = 0x20,
};
/// Report Char. Configuration Flag Values
enum {
HIDD_LE_CFG_REPORT_IN = 0x01,
HIDD_LE_CFG_REPORT_OUT = 0x02,
//HOGPD_CFG_REPORT_FEAT can be used as a mask to check Report type
HIDD_LE_CFG_REPORT_FEAT = 0x03,
HIDD_LE_CFG_REPORT_WR = 0x10,
};
/// Pointer to the connection clean-up function
#define HIDD_LE_CLEANUP_FNCT (NULL)
/*
* TYPE DEFINITIONS
****************************************************************************************
*/
/// HIDD Features structure
typedef struct {
/// Service Features
uint8_t svc_features;
/// Number of Report Char. instances to add in the database
uint8_t report_nb;
/// Report Char. Configuration
uint8_t report_char_cfg[HIDD_LE_NB_REPORT_INST_MAX];
} hidd_feature_t;
typedef struct {
BOOLEAN in_use;
BOOLEAN congest;
uint16_t conn_id;
BOOLEAN connected;
BD_ADDR remote_bda;
uint32_t trans_id;
uint8_t cur_srvc_id;
} hidd_clcb_t;
// HID report mapping table
typedef struct {
uint16_t handle; // Handle of report characteristic
uint16_t cccdHandle; // Handle of CCCD for report characteristic
uint8_t id; // Report ID
uint8_t type; // Report type
uint8_t mode; // Protocol mode (report or boot)
} hidRptMap_t;
typedef struct {
/// hidd profile id
uint8_t app_id;
/// Notified handle
uint16_t ntf_handle;
///Attribute handle Table
uint16_t att_tbl[HIDD_LE_CHAR_MAX];
/// Supported Features
hidd_feature_t hidd_feature[HIDD_LE_NB_HIDS_INST_MAX];
/// Current Protocol Mode
uint8_t proto_mode[HIDD_LE_NB_HIDS_INST_MAX];
/// Number of HIDS added in the database
uint8_t hids_nb;
uint8_t pending_evt;
uint16_t pending_hal;
} hidd_inst_t;
/* service engine control block */
typedef struct {
hidd_clcb_t hidd_clcb; /* connection link*/
esp_gatt_if_t gatt_if;
BOOLEAN enabled;
BOOLEAN is_primery;
hidd_inst_t hidd_inst;
uint8_t inst_id;
} hidd_le_env_t;
extern hidd_le_env_t hidd_le_env;
void hidd_le_create_service(BOOLEAN is_primary);
void hidd_rsp (uint32_t trans_id, uint16_t conn_id, uint8_t app_id,
esp_gatt_status_t status, uint8_t event, tGATTS_DATA *p_rsp);
void hidd_read_attr_value(tGATTS_DATA *p_data, uint32_t trans_id);
tGATT_STATUS hidd_le_init (void);
#endif ///HIDD_LE_PROFILE_CFG