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esp-idf/components/bt/bluedroid/btc/profile/esp/blufi/blufi_prf.c

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// 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 <stdint.h>
#include <string.h>
#include <stdbool.h>
#include <stdio.h>
#include "common/bt_target.h"
#include "common/bt_trace.h"
#include "osi/allocator.h"
#include "stack/bt_types.h"
#include "stack/gatt_api.h"
#include "bta/bta_api.h"
#include "bta/bta_gatt_api.h"
#include "bta_gatts_int.h"
#include "btc_blufi_prf.h"
#include "btc/btc_task.h"
#include "btc/btc_manage.h"
#include "btc_gatt_util.h"
#include "blufi_int.h"
#include "esp_blufi_api.h"
#if (GATTS_INCLUDED == TRUE)
#define BT_BD_ADDR_STR "%02x:%02x:%02x:%02x:%02x:%02x"
#define BT_BD_ADDR_HEX(addr) addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]
//define the blufi serivce uuid
#define BLUFI_SERVICE_UUID 0xFFFF
//define the blufi Char uuid (PHONE to ESP32)
#define BLUFI_CHAR_P2E_UUID 0xFF01
//define the blufi Char uuid (ESP32 to PHONE)
#define BLUFI_CHAR_E2P_UUID 0xFF02
//define the blufi Descriptor uuid (ESP32 to PHONE)
#define BLUFI_DESCR_E2P_UUID GATT_UUID_CHAR_CLIENT_CONFIG
//define the blufi APP ID
#define BLUFI_APP_UUID 0xFFFF
#define BLUFI_HDL_NUM 6
tBLUFI_ENV blufi_env;
static /* const */ tBT_UUID blufi_srvc_uuid = {LEN_UUID_16, {BLUFI_SERVICE_UUID}};
static /* const */ tBT_UUID blufi_char_uuid_p2e = {LEN_UUID_16, {BLUFI_CHAR_P2E_UUID}};
static /* const */ tBT_UUID blufi_char_uuid_e2p = {LEN_UUID_16, {BLUFI_CHAR_E2P_UUID}};
static /* const */ tBT_UUID blufi_descr_uuid_e2p = {LEN_UUID_16, {BLUFI_DESCR_E2P_UUID}};
static /* const */ tBT_UUID blufi_app_uuid = {LEN_UUID_16, {BLUFI_APP_UUID}};
// static functions declare
static void blufi_profile_cb(tBTA_GATTS_EVT event, tBTA_GATTS *p_data);
static void btc_blufi_recv_handler(uint8_t *data, int len);
static void btc_blufi_send_ack(uint8_t seq);
static inline void btc_blufi_cb_to_app(esp_blufi_cb_event_t event, esp_blufi_cb_param_t *param)
{
esp_blufi_event_cb_t btc_blufi_cb = (esp_blufi_event_cb_t)btc_profile_cb_get(BTC_PID_BLUFI);
if (btc_blufi_cb) {
btc_blufi_cb(event, param);
}
}
static void blufi_create_service(void)
{
if (!blufi_env.enabled) {
BTC_TRACE_ERROR("blufi service added error.");
return;
}
blufi_env.srvc_inst = 0x00;
BTA_GATTS_CreateService(blufi_env.gatt_if, &blufi_srvc_uuid, blufi_env.srvc_inst, BLUFI_HDL_NUM, true);
}
static void blufi_profile_cb(tBTA_GATTS_EVT event, tBTA_GATTS *p_data)
{
tBTA_GATTS_RSP rsp;
BLUFI_TRACE_DEBUG("blufi profile cb event = %x\n", event);
switch (event) {
case BTA_GATTS_REG_EVT:
BLUFI_TRACE_DEBUG("REG: status %d, app_uuid %04x, gatt_if %d\n", p_data->reg_oper.status, p_data->reg_oper.uuid.uu.uuid16, p_data->reg_oper.server_if);
if (p_data->reg_oper.status != BTA_GATT_OK) {
BLUFI_TRACE_ERROR("BLUFI profile register failed\n");
return;
}
blufi_env.gatt_if = p_data->reg_oper.server_if;
blufi_env.enabled = true;
//create the blufi service to the service data base.
if (p_data->reg_oper.uuid.uu.uuid16 == BLUFI_APP_UUID) {
BLUFI_TRACE_DEBUG("%s %d\n", __func__, __LINE__);
blufi_create_service();
}
break;
case BTA_GATTS_DEREG_EVT: {
esp_blufi_cb_param_t param;
btc_msg_t msg;
BLUFI_TRACE_DEBUG("DEREG: status %d, gatt_if %d\n", p_data->reg_oper.status, p_data->reg_oper.server_if);
if (p_data->reg_oper.status != BTA_GATT_OK) {
BLUFI_TRACE_ERROR("BLUFI profile unregister failed\n");
return;
}
blufi_env.enabled = false;
msg.sig = BTC_SIG_API_CB;
msg.pid = BTC_PID_BLUFI;
msg.act = ESP_BLUFI_EVENT_DEINIT_FINISH;
param.deinit_finish.state = ESP_BLUFI_DEINIT_OK;
btc_transfer_context(&msg, &param, sizeof(esp_blufi_cb_param_t), NULL);
break;
}
case BTA_GATTS_READ_EVT:
memset(&rsp, 0, sizeof(tBTA_GATTS_API_RSP));
rsp.attr_value.handle = p_data->req_data.p_data->read_req.handle;
rsp.attr_value.len = 1;
rsp.attr_value.value[0] = 0x00;
BTA_GATTS_SendRsp(p_data->req_data.conn_id, p_data->req_data.trans_id,
p_data->req_data.status, &rsp);
break;
case BTA_GATTS_WRITE_EVT: {
if(p_data->req_data.p_data->write_req.is_prep) {
tBTA_GATT_STATUS status = GATT_SUCCESS;
if (blufi_env.prepare_buf == NULL) {
blufi_env.prepare_buf = osi_malloc(BLUFI_PREPAIR_BUF_MAX_SIZE);
blufi_env.prepare_len = 0;
if (blufi_env.prepare_buf == NULL) {
BLUFI_TRACE_ERROR("Blufi prep no mem\n");
status = GATT_NO_RESOURCES;
}
} else {
if(p_data->req_data.p_data->write_req.offset > BLUFI_PREPAIR_BUF_MAX_SIZE) {
status = GATT_INVALID_OFFSET;
} else if ((p_data->req_data.p_data->write_req.offset + p_data->req_data.p_data->write_req.len) > BLUFI_PREPAIR_BUF_MAX_SIZE) {
status = GATT_INVALID_ATTR_LEN;
}
}
memset(&rsp, 0, sizeof(tGATTS_RSP));
rsp.attr_value.handle = p_data->req_data.p_data->write_req.handle;
rsp.attr_value.len = p_data->req_data.p_data->write_req.len;
rsp.attr_value.offset = p_data->req_data.p_data->write_req.offset;
memcpy(rsp.attr_value.value, p_data->req_data.p_data->write_req.value, p_data->req_data.p_data->write_req.len);
BLUFI_TRACE_DEBUG("prep write, len=%d, offset=%d\n", p_data->req_data.p_data->write_req.len, p_data->req_data.p_data->write_req.offset);
BTA_GATTS_SendRsp(p_data->req_data.conn_id, p_data->req_data.trans_id,
status, &rsp);
if(status != GATT_SUCCESS) {
if (blufi_env.prepare_buf) {
osi_free(blufi_env.prepare_buf);
blufi_env.prepare_buf = NULL;
blufi_env.prepare_len = 0;
}
BLUFI_TRACE_ERROR("write data error , error code 0x%x\n", status);
return;
}
memcpy(blufi_env.prepare_buf + p_data->req_data.p_data->write_req.offset,
p_data->req_data.p_data->write_req.value,
p_data->req_data.p_data->write_req.len);
blufi_env.prepare_len += p_data->req_data.p_data->write_req.len;
return;
} else {
BLUFI_TRACE_DEBUG("norm write, len=%d, offset=%d\n", p_data->req_data.p_data->write_req.len, p_data->req_data.p_data->write_req.offset);
BTA_GATTS_SendRsp(p_data->req_data.conn_id, p_data->req_data.trans_id,
p_data->req_data.status, NULL);
}
if (p_data->req_data.p_data->write_req.handle == blufi_env.handle_char_p2e) {
btc_blufi_recv_handler(&p_data->req_data.p_data->write_req.value[0],
p_data->req_data.p_data->write_req.len);
}
break;
}
case BTA_GATTS_EXEC_WRITE_EVT:
BLUFI_TRACE_DEBUG("exec write exec %d\n", p_data->req_data.p_data->exec_write);
BTA_GATTS_SendRsp(p_data->req_data.conn_id, p_data->req_data.trans_id,
GATT_SUCCESS, NULL);
if (blufi_env.prepare_buf && p_data->req_data.p_data->exec_write == GATT_PREP_WRITE_EXEC) {
btc_blufi_recv_handler(blufi_env.prepare_buf, blufi_env.prepare_len);
}
if (blufi_env.prepare_buf) {
osi_free(blufi_env.prepare_buf);
blufi_env.prepare_buf = NULL;
blufi_env.prepare_len = 0;
}
break;
case BTA_GATTS_MTU_EVT:
BLUFI_TRACE_DEBUG("MTU size %d\n", p_data->req_data.p_data->mtu);
blufi_env.frag_size = (p_data->req_data.p_data->mtu < BLUFI_MAX_DATA_LEN ? p_data->req_data.p_data->mtu : BLUFI_MAX_DATA_LEN) - BLUFI_MTU_RESERVED_SIZE;
break;
case BTA_GATTS_CONF_EVT:
BLUFI_TRACE_DEBUG("CONFIRM EVT\n");
/* Nothing */
break;
case BTA_GATTS_CREATE_EVT:
blufi_env.handle_srvc = p_data->create.service_id;
//add the frist blufi characteristic --> write characteristic
BTA_GATTS_AddCharacteristic(blufi_env.handle_srvc, &blufi_char_uuid_p2e,
(GATT_PERM_WRITE),
(GATT_CHAR_PROP_BIT_WRITE),
NULL, NULL);
break;
case BTA_GATTS_ADD_CHAR_EVT:
switch (p_data->add_result.char_uuid.uu.uuid16) {
case BLUFI_CHAR_P2E_UUID: /* Phone to ESP32 */
blufi_env.handle_char_p2e = p_data->add_result.attr_id;
BTA_GATTS_AddCharacteristic(blufi_env.handle_srvc, &blufi_char_uuid_e2p,
(GATT_PERM_READ),
(GATT_CHAR_PROP_BIT_READ | GATT_CHAR_PROP_BIT_NOTIFY),
NULL, NULL);
break;
case BLUFI_CHAR_E2P_UUID: /* ESP32 to Phone */
blufi_env.handle_char_e2p = p_data->add_result.attr_id;
BTA_GATTS_AddCharDescriptor (blufi_env.handle_srvc,
(GATT_PERM_READ | GATT_PERM_WRITE),
&blufi_descr_uuid_e2p,
NULL, NULL);
break;
default:
break;
}
break;
case BTA_GATTS_ADD_CHAR_DESCR_EVT: {
/* call init finish */
esp_blufi_cb_param_t param;
btc_msg_t msg;
blufi_env.handle_descr_e2p = p_data->add_result.attr_id;
//start the blufi service after created
BTA_GATTS_StartService(blufi_env.handle_srvc, BTA_GATT_TRANSPORT_LE);
msg.sig = BTC_SIG_API_CB;
msg.pid = BTC_PID_BLUFI;
msg.act = ESP_BLUFI_EVENT_INIT_FINISH;
param.init_finish.state = ESP_BLUFI_INIT_OK;
btc_transfer_context(&msg, &param, sizeof(esp_blufi_cb_param_t), NULL);
break;
}
case BTA_GATTS_CONNECT_EVT: {
btc_msg_t msg;
esp_blufi_cb_param_t param;
//set the connection flag to true
BLUFI_TRACE_API("\ndevice is connected "BT_BD_ADDR_STR", server_if=%d,reason=0x%x,connect_id=%d\n",
BT_BD_ADDR_HEX(p_data->conn.remote_bda), p_data->conn.server_if,
p_data->conn.reason, p_data->conn.conn_id);
memcpy(blufi_env.remote_bda, p_data->conn.remote_bda, sizeof(esp_bd_addr_t));
blufi_env.conn_id = p_data->conn.conn_id;
blufi_env.is_connected = true;
msg.sig = BTC_SIG_API_CB;
msg.pid = BTC_PID_BLUFI;
msg.act = ESP_BLUFI_EVENT_BLE_CONNECT;
memcpy(param.connect.remote_bda, p_data->conn.remote_bda, sizeof(esp_bd_addr_t));
param.connect.conn_id=BTC_GATT_GET_CONN_ID(p_data->conn.conn_id);
param.connect.server_if=p_data->conn.server_if;
btc_transfer_context(&msg, &param, sizeof(esp_blufi_cb_param_t), NULL);
break;
}
case BTA_GATTS_DISCONNECT_EVT: {
btc_msg_t msg;
esp_blufi_cb_param_t param;
blufi_env.is_connected = false;
//set the connection flag to true
BLUFI_TRACE_API("\ndevice is disconnected "BT_BD_ADDR_STR", server_if=%d,reason=0x%x,connect_id=%d\n",
BT_BD_ADDR_HEX(p_data->conn.remote_bda), p_data->conn.server_if,
p_data->conn.reason, p_data->conn.conn_id);
memcpy(blufi_env.remote_bda, p_data->conn.remote_bda, sizeof(esp_bd_addr_t));
blufi_env.conn_id = p_data->conn.conn_id;
blufi_env.is_connected = false;
blufi_env.recv_seq = blufi_env.send_seq = 0;
blufi_env.sec_mode = 0x0;
msg.sig = BTC_SIG_API_CB;
msg.pid = BTC_PID_BLUFI;
msg.act = ESP_BLUFI_EVENT_BLE_DISCONNECT;
memcpy(param.disconnect.remote_bda, p_data->conn.remote_bda, sizeof(esp_bd_addr_t));
btc_transfer_context(&msg, &param, sizeof(esp_blufi_cb_param_t), NULL);
break;
}
case BTA_GATTS_OPEN_EVT:
break;
case BTA_GATTS_CLOSE_EVT:
break;
case BTA_GATTS_CONGEST_EVT:
break;
default:
break;
}
}
static tGATT_STATUS btc_blufi_profile_init(void)
{
esp_blufi_callbacks_t *store_p = blufi_env.cbs;
if (blufi_env.enabled) {
BLUFI_TRACE_ERROR("BLUFI already initialized");
return GATT_ERROR;
}
memset(&blufi_env, 0x0, sizeof(blufi_env));
blufi_env.cbs = store_p; /* if set callback prior, restore the point */
blufi_env.frag_size = BLUFI_FRAG_DATA_DEFAULT_LEN;
/* register the BLUFI profile to the BTA_GATTS module*/
BTA_GATTS_AppRegister(&blufi_app_uuid, blufi_profile_cb);
return GATT_SUCCESS;
}
static tGATT_STATUS btc_blufi_profile_deinit(void)
{
if (!blufi_env.enabled) {
BTC_TRACE_ERROR("BLUFI already de-initialized");
return GATT_ERROR;
}
BTA_GATTS_StopService(blufi_env.handle_srvc);
BTA_GATTS_DeleteService(blufi_env.handle_srvc);
/* register the BLUFI profile to the BTA_GATTS module*/
BTA_GATTS_AppDeregister(blufi_env.gatt_if);
return GATT_SUCCESS;
}
static void btc_blufi_send_notify(uint8_t *pkt, int pkt_len)
{
UINT16 conn_id = blufi_env.conn_id;
UINT16 attr_id = blufi_env.handle_char_e2p;
bool rsp = false;
BTA_GATTS_HandleValueIndication(conn_id, attr_id, pkt_len,
pkt, rsp);
}
void btc_blufi_report_error(esp_blufi_error_state_t state)
{
btc_msg_t msg;
msg.sig = BTC_SIG_API_CB;
msg.pid = BTC_PID_BLUFI;
msg.act = ESP_BLUFI_EVENT_REPORT_ERROR;
esp_blufi_cb_param_t param;
param.report_error.state = state;
btc_transfer_context(&msg, &param, sizeof(esp_blufi_cb_param_t), NULL);
}
static void btc_blufi_recv_handler(uint8_t *data, int len)
{
struct blufi_hdr *hdr = (struct blufi_hdr *)data;
uint16_t checksum, checksum_pkt;
int ret;
if (hdr->seq != blufi_env.recv_seq) {
BTC_TRACE_ERROR("%s seq %d is not expect %d\n", __func__, hdr->seq, blufi_env.recv_seq + 1);
btc_blufi_report_error(ESP_BLUFI_SEQUENCE_ERROR);
return;
}
blufi_env.recv_seq++;
// first step, decrypt
if (BLUFI_FC_IS_ENC(hdr->fc)
&& (blufi_env.cbs && blufi_env.cbs->decrypt_func)) {
ret = blufi_env.cbs->decrypt_func(hdr->seq, hdr->data, hdr->data_len);
if (ret != hdr->data_len) { /* enc must be success and enc len must equal to plain len */
BTC_TRACE_ERROR("%s decrypt error %d\n", __func__, ret);
btc_blufi_report_error(ESP_BLUFI_DECRYPT_ERROR);
return;
}
}
// second step, check sum
if (BLUFI_FC_IS_CHECK(hdr->fc)
&& (blufi_env.cbs && blufi_env.cbs->checksum_func)) {
checksum = blufi_env.cbs->checksum_func(hdr->seq, &hdr->seq, hdr->data_len + 2);
checksum_pkt = hdr->data[hdr->data_len] | (((uint16_t) hdr->data[hdr->data_len + 1]) << 8);
if (checksum != checksum_pkt) {
BTC_TRACE_ERROR("%s checksum error %04x, pkt %04x\n", __func__, checksum, checksum_pkt);
btc_blufi_report_error(ESP_BLUFI_CHECKSUM_ERROR);
return;
}
}
if (BLUFI_FC_IS_REQ_ACK(hdr->fc)) {
btc_blufi_send_ack(hdr->seq);
}
if (BLUFI_FC_IS_FRAG(hdr->fc)) {
if (blufi_env.offset == 0) {
blufi_env.total_len = hdr->data[0] | (((uint16_t) hdr->data[1]) << 8);
blufi_env.aggr_buf = osi_malloc(blufi_env.total_len);
if (blufi_env.aggr_buf == NULL) {
BTC_TRACE_ERROR("%s no mem, len %d\n", __func__, blufi_env.total_len);
return;
}
}
memcpy(blufi_env.aggr_buf + blufi_env.offset, hdr->data + 2, hdr->data_len - 2);
blufi_env.offset += (hdr->data_len - 2);
} else {
if (blufi_env.offset > 0) { /* if previous pkt is frag */
memcpy(blufi_env.aggr_buf + blufi_env.offset, hdr->data, hdr->data_len);
btc_blufi_protocol_handler(hdr->type, blufi_env.aggr_buf, blufi_env.total_len);
blufi_env.offset = 0;
osi_free(blufi_env.aggr_buf);
blufi_env.aggr_buf = NULL;
} else {
btc_blufi_protocol_handler(hdr->type, hdr->data, hdr->data_len);
blufi_env.offset = 0;
}
}
}
void btc_blufi_send_encap(uint8_t type, uint8_t *data, int total_data_len)
{
struct blufi_hdr *hdr = NULL;
int remain_len = total_data_len;
uint16_t checksum;
int ret;
while (remain_len > 0) {
if (remain_len > blufi_env.frag_size) {
hdr = osi_malloc(sizeof(struct blufi_hdr) + 2 + blufi_env.frag_size + 2);
if (hdr == NULL) {
BTC_TRACE_ERROR("%s no mem\n", __func__);
return;
}
hdr->fc = 0x0;
hdr->data_len = blufi_env.frag_size + 2;
hdr->data[0] = remain_len & 0xff;
hdr->data[1] = (remain_len >> 8) & 0xff;
memcpy(hdr->data + 2, &data[total_data_len - remain_len], blufi_env.frag_size); //copy first, easy for check sum
hdr->fc |= BLUFI_FC_FRAG;
} else {
hdr = osi_malloc(sizeof(struct blufi_hdr) + remain_len + 2);
if (hdr == NULL) {
BTC_TRACE_ERROR("%s no mem\n", __func__);
return;
}
hdr->fc = 0x0;
hdr->data_len = remain_len;
memcpy(hdr->data, &data[total_data_len - remain_len], hdr->data_len); //copy first, easy for check sum
}
hdr->type = type;
hdr->fc |= BLUFI_FC_DIR_E2P;
hdr->seq = blufi_env.send_seq++;
if (BLUFI_TYPE_IS_CTRL(hdr->type)) {
if ((blufi_env.sec_mode & BLUFI_CTRL_SEC_MODE_CHECK_MASK)
&& (blufi_env.cbs && blufi_env.cbs->checksum_func)) {
hdr->fc |= BLUFI_FC_CHECK;
checksum = blufi_env.cbs->checksum_func(hdr->seq, &hdr->seq, hdr->data_len + 2);
memcpy(&hdr->data[hdr->data_len], &checksum, 2);
}
} else if (!BLUFI_TYPE_IS_DATA_NEG(hdr->type) && !BLUFI_TYPE_IS_DATA_ERROR_INFO(hdr->type)) {
if ((blufi_env.sec_mode & BLUFI_DATA_SEC_MODE_CHECK_MASK)
&& (blufi_env.cbs && blufi_env.cbs->checksum_func)) {
hdr->fc |= BLUFI_FC_CHECK;
checksum = blufi_env.cbs->checksum_func(hdr->seq, &hdr->seq, hdr->data_len + 2);
memcpy(&hdr->data[hdr->data_len], &checksum, 2);
}
if ((blufi_env.sec_mode & BLUFI_DATA_SEC_MODE_ENC_MASK)
&& (blufi_env.cbs && blufi_env.cbs->encrypt_func)) {
ret = blufi_env.cbs->encrypt_func(hdr->seq, hdr->data, hdr->data_len);
if (ret == hdr->data_len) { /* enc must be success and enc len must equal to plain len */
hdr->fc |= BLUFI_FC_ENC;
} else {
BTC_TRACE_ERROR("%s encrypt error %d\n", __func__, ret);
btc_blufi_report_error(ESP_BLUFI_ENCRYPT_ERROR);
osi_free(hdr);
return;
}
}
}
if (hdr->fc & BLUFI_FC_FRAG) {
remain_len -= (hdr->data_len - 2);
} else {
remain_len -= hdr->data_len;
}
btc_blufi_send_notify((uint8_t *)hdr,
((hdr->fc & BLUFI_FC_CHECK) ?
hdr->data_len + sizeof(struct blufi_hdr) + 2 :
hdr->data_len + sizeof(struct blufi_hdr)));
osi_free(hdr);
hdr = NULL;
}
}
static void btc_blufi_wifi_conn_report(uint8_t opmode, uint8_t sta_conn_state, uint8_t softap_conn_num, esp_blufi_extra_info_t *info, int info_len)
{
uint8_t type;
uint8_t *data;
int data_len;
uint8_t *p;
data_len = info_len + 3;
p = data = osi_malloc(data_len);
if (data == NULL) {
return;
}
type = BLUFI_BUILD_TYPE(BLUFI_TYPE_DATA, BLUFI_TYPE_DATA_SUBTYPE_WIFI_REP);
*p++ = opmode;
*p++ = sta_conn_state;
*p++ = softap_conn_num;
if (info) {
if (info->sta_bssid_set) {
*p++ = BLUFI_TYPE_DATA_SUBTYPE_STA_BSSID;
*p++ = 6;
memcpy(p, info->sta_bssid, 6);
p += 6;
}
if (info->sta_ssid) {
*p++ = BLUFI_TYPE_DATA_SUBTYPE_STA_SSID;
*p++ = info->sta_ssid_len;
memcpy(p, info->sta_ssid, info->sta_ssid_len);
p += info->sta_ssid_len;
}
if (info->sta_passwd) {
*p++ = BLUFI_TYPE_DATA_SUBTYPE_STA_PASSWD;
*p++ = info->sta_passwd_len;
memcpy(p, info->sta_passwd, info->sta_passwd_len);
p += info->sta_passwd_len;
}
if (info->softap_ssid) {
*p++ = BLUFI_TYPE_DATA_SUBTYPE_SOFTAP_SSID;
*p++ = info->softap_ssid_len;
memcpy(p, info->softap_ssid, info->softap_ssid_len);
p += info->softap_ssid_len;
}
if (info->softap_passwd) {
*p++ = BLUFI_TYPE_DATA_SUBTYPE_SOFTAP_PASSWD;
*p++ = info->softap_passwd_len;
memcpy(p, info->softap_passwd, info->softap_passwd_len);
p += info->softap_passwd_len;
}
if (info->softap_authmode_set) {
*p++ = BLUFI_TYPE_DATA_SUBTYPE_SOFTAP_AUTH_MODE;
*p++ = 1;
*p++ = info->softap_authmode;
}
if (info->softap_max_conn_num_set) {
*p++ = BLUFI_TYPE_DATA_SUBTYPE_SOFTAP_MAX_CONN_NUM;
*p++ = 1;
*p++ = info->softap_max_conn_num;
}
if (info->softap_channel_set) {
*p++ = BLUFI_TYPE_DATA_SUBTYPE_SOFTAP_MAX_CONN_NUM;
*p++ = 1;
*p++ = info->softap_channel;
}
}
if (p - data > data_len) {
BTC_TRACE_ERROR("%s len error %d %d\n", __func__, (int)(p - data), data_len);
}
btc_blufi_send_encap(type, data, data_len);
osi_free(data);
}
void btc_blufi_send_wifi_list(uint16_t apCount, esp_blufi_ap_record_t *list)
{
uint8_t type;
uint8_t *data;
int data_len;
uint8_t *p;
// malloc size: (len + RSSI + ssid buffer) * apCount;
uint malloc_size = (1 + 1 + sizeof(list->ssid)) * apCount;
p = data = osi_malloc(malloc_size);
if (data == NULL) {
BTC_TRACE_ERROR("malloc error\n");
return;
}
type = BLUFI_BUILD_TYPE(BLUFI_TYPE_DATA, BLUFI_TYPE_DATA_SUBTYPE_WIFI_LIST);
for (int i = 0; i < apCount; ++i)
{
uint len = strlen((const char *)list[i].ssid);
data_len = (p - data);
//current_len + ssid + rssi + total_len_value
if((data_len + len + 1 + 1) > malloc_size) {
BTC_TRACE_ERROR("%s len error", __func__);
osi_free(data);
return;
}
*p++ = len + 1; // length of ssid + rssi
*p++ = list[i].rssi;
memcpy(p, list[i].ssid, len);
p = p + len;
}
data_len = (p - data);
btc_blufi_send_encap(type, data, data_len);
osi_free(data);
}
static void btc_blufi_send_ack(uint8_t seq)
{
uint8_t type;
uint8_t data;
type = BLUFI_BUILD_TYPE(BLUFI_TYPE_CTRL, BLUFI_TYPE_CTRL_SUBTYPE_ACK);
data = seq;
btc_blufi_send_encap(type, &data, 1);
}
static void btc_blufi_send_error_info(uint8_t state)
{
uint8_t type;
uint8_t *data;
int data_len;
uint8_t *p;
data_len = 1;
p = data = osi_malloc(data_len);
if (data == NULL) {
return;
}
type = BLUFI_BUILD_TYPE(BLUFI_TYPE_DATA, BLUFI_TYPE_DATA_SUBTYPE_ERROR_INFO);
*p++ = state;
if (p - data > data_len) {
BTC_TRACE_ERROR("%s len error %d %d\n", __func__, (int)(p - data), data_len);
}
btc_blufi_send_encap(type, data, data_len);
osi_free(data);
}
static void btc_blufi_send_custom_data(uint8_t *value, uint32_t value_len)
{
if(value == NULL || value_len == 0) {
BTC_TRACE_ERROR("%s value or value len error", __func__);
return;
}
uint8_t *data = osi_malloc(value_len);
if (data == NULL) {
BTC_TRACE_ERROR("%s mem malloc error", __func__);
return;
}
uint8_t type = BLUFI_BUILD_TYPE(BLUFI_TYPE_DATA, BLUFI_TYPE_DATA_SUBTYPE_CUSTOM_DATA);
memcpy(data, value, value_len);
btc_blufi_send_encap(type, data, value_len);
osi_free(data);
}
void btc_blufi_cb_deep_copy(btc_msg_t *msg, void *p_dest, void *p_src)
{
esp_blufi_cb_param_t *dst = (esp_blufi_cb_param_t *) p_dest;
esp_blufi_cb_param_t *src = (esp_blufi_cb_param_t *) p_src;
switch (msg->act) {
case ESP_BLUFI_EVENT_RECV_STA_SSID:
dst->sta_ssid.ssid = osi_malloc(src->sta_ssid.ssid_len);
if (dst->sta_ssid.ssid == NULL) {
BTC_TRACE_ERROR("%s %d no mem\n", __func__, msg->act);
}
memcpy(dst->sta_ssid.ssid, src->sta_ssid.ssid, src->sta_ssid.ssid_len);
break;
case ESP_BLUFI_EVENT_RECV_STA_PASSWD:
dst->sta_passwd.passwd = osi_malloc(src->sta_passwd.passwd_len);
if (dst->sta_passwd.passwd == NULL) {
BTC_TRACE_ERROR("%s %d no mem\n", __func__, msg->act);
}
memcpy(dst->sta_passwd.passwd, src->sta_passwd.passwd, src->sta_passwd.passwd_len);
break;
case ESP_BLUFI_EVENT_RECV_SOFTAP_SSID:
dst->softap_ssid.ssid = osi_malloc(src->softap_ssid.ssid_len);
if (dst->softap_ssid.ssid == NULL) {
BTC_TRACE_ERROR("%s %d no mem\n", __func__, msg->act);
}
memcpy(dst->softap_ssid.ssid, src->softap_ssid.ssid, src->softap_ssid.ssid_len);
break;
case ESP_BLUFI_EVENT_RECV_SOFTAP_PASSWD:
dst->softap_passwd.passwd = osi_malloc(src->softap_passwd.passwd_len);
if (dst->softap_passwd.passwd == NULL) {
BTC_TRACE_ERROR("%s %d no mem\n", __func__, msg->act);
}
memcpy(dst->softap_passwd.passwd, src->softap_passwd.passwd, src->softap_passwd.passwd_len);
break;
case ESP_BLUFI_EVENT_RECV_USERNAME:
dst->username.name = osi_malloc(src->username.name_len);
if (dst->username.name == NULL) {
BTC_TRACE_ERROR("%s %d no mem\n", __func__, msg->act);
}
memcpy(dst->username.name, src->username.name, src->username.name_len);
break;
case ESP_BLUFI_EVENT_RECV_CA_CERT:
dst->ca.cert = osi_malloc(src->ca.cert_len);
if (dst->ca.cert == NULL) {
BTC_TRACE_ERROR("%s %d no mem\n", __func__, msg->act);
}
memcpy(dst->ca.cert, src->ca.cert, src->ca.cert_len);
break;
case ESP_BLUFI_EVENT_RECV_CLIENT_CERT:
dst->client_cert.cert = osi_malloc(src->client_cert.cert_len);
if (dst->client_cert.cert == NULL) {
BTC_TRACE_ERROR("%s %d no mem\n", __func__, msg->act);
}
memcpy(dst->client_cert.cert, src->client_cert.cert, src->client_cert.cert_len);
break;
case ESP_BLUFI_EVENT_RECV_SERVER_CERT:
dst->server_cert.cert = osi_malloc(src->server_cert.cert_len);
if (dst->server_cert.cert == NULL) {
BTC_TRACE_ERROR("%s %d no mem\n", __func__, msg->act);
}
memcpy(dst->server_cert.cert, src->server_cert.cert, src->server_cert.cert_len);
break;
case ESP_BLUFI_EVENT_RECV_CLIENT_PRIV_KEY:
dst->client_pkey.pkey = osi_malloc(src->client_pkey.pkey_len);
if (dst->client_pkey.pkey == NULL) {
BTC_TRACE_ERROR("%s %d no mem\n", __func__, msg->act);
}
memcpy(dst->client_pkey.pkey, src->client_pkey.pkey, src->client_pkey.pkey_len);
break;
case ESP_BLUFI_EVENT_RECV_SERVER_PRIV_KEY:
dst->server_pkey.pkey = osi_malloc(src->server_pkey.pkey_len);
if (dst->server_pkey.pkey == NULL) {
BTC_TRACE_ERROR("%s %d no mem\n", __func__, msg->act);
}
memcpy(dst->server_pkey.pkey, src->server_pkey.pkey, src->server_pkey.pkey_len);
break;
case ESP_BLUFI_EVENT_RECV_CUSTOM_DATA:
dst->custom_data.data = osi_malloc(src->custom_data.data_len);
if (dst->custom_data.data == NULL) {
BTC_TRACE_ERROR("%s %d no mem\n", __func__, msg->act);
break;
}
memcpy(dst->custom_data.data, src->custom_data.data, src->custom_data.data_len);
break;
default:
break;
}
}
void btc_blufi_cb_deep_free(btc_msg_t *msg)
{
esp_blufi_cb_param_t *param = (esp_blufi_cb_param_t *)msg->arg;
switch (msg->act) {
case ESP_BLUFI_EVENT_RECV_STA_SSID:
osi_free(param->sta_ssid.ssid);
break;
case ESP_BLUFI_EVENT_RECV_STA_PASSWD:
osi_free(param->sta_passwd.passwd);
break;
case ESP_BLUFI_EVENT_RECV_SOFTAP_SSID:
osi_free(param->softap_ssid.ssid);
break;
case ESP_BLUFI_EVENT_RECV_SOFTAP_PASSWD:
osi_free(param->softap_passwd.passwd);
break;
case ESP_BLUFI_EVENT_RECV_USERNAME:
osi_free(param->username.name);
break;
case ESP_BLUFI_EVENT_RECV_CA_CERT:
osi_free(param->ca.cert);
break;
case ESP_BLUFI_EVENT_RECV_CLIENT_CERT:
osi_free(param->client_cert.cert);
break;
case ESP_BLUFI_EVENT_RECV_SERVER_CERT:
osi_free(param->server_cert.cert);
break;
case ESP_BLUFI_EVENT_RECV_CLIENT_PRIV_KEY:
osi_free(param->client_pkey.pkey);
break;
case ESP_BLUFI_EVENT_RECV_SERVER_PRIV_KEY:
osi_free(param->server_pkey.pkey);
break;
case ESP_BLUFI_EVENT_RECV_CUSTOM_DATA:
osi_free(param->custom_data.data);
break;
default:
break;
}
}
void btc_blufi_cb_handler(btc_msg_t *msg)
{
esp_blufi_cb_param_t *param = (esp_blufi_cb_param_t *)msg->arg;
switch (msg->act) {
case ESP_BLUFI_EVENT_INIT_FINISH: {
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_INIT_FINISH, param);
break;
}
case ESP_BLUFI_EVENT_DEINIT_FINISH: {
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_DEINIT_FINISH, param);
break;
}
case ESP_BLUFI_EVENT_BLE_CONNECT:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_BLE_CONNECT, param);
break;
case ESP_BLUFI_EVENT_BLE_DISCONNECT:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_BLE_DISCONNECT, param);
break;
case ESP_BLUFI_EVENT_SET_WIFI_OPMODE:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_SET_WIFI_OPMODE, param);
break;
case ESP_BLUFI_EVENT_REQ_CONNECT_TO_AP:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_REQ_CONNECT_TO_AP, NULL);
break;
case ESP_BLUFI_EVENT_REQ_DISCONNECT_FROM_AP:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_REQ_DISCONNECT_FROM_AP, NULL);
break;
case ESP_BLUFI_EVENT_GET_WIFI_STATUS:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_GET_WIFI_STATUS, NULL);
break;
case ESP_BLUFI_EVENT_GET_WIFI_LIST:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_GET_WIFI_LIST, NULL);
break;
case ESP_BLUFI_EVENT_DEAUTHENTICATE_STA:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_DEAUTHENTICATE_STA, NULL);
break;
case ESP_BLUFI_EVENT_RECV_STA_BSSID:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_STA_BSSID, param);
break;
case ESP_BLUFI_EVENT_RECV_STA_SSID:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_STA_SSID, param);
break;
case ESP_BLUFI_EVENT_RECV_STA_PASSWD:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_STA_PASSWD, param);
break;
case ESP_BLUFI_EVENT_RECV_SOFTAP_SSID:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_SOFTAP_SSID, param);
break;
case ESP_BLUFI_EVENT_RECV_SOFTAP_PASSWD:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_SOFTAP_PASSWD, param);
break;
case ESP_BLUFI_EVENT_RECV_SOFTAP_MAX_CONN_NUM:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_SOFTAP_MAX_CONN_NUM, param);
break;
case ESP_BLUFI_EVENT_RECV_SOFTAP_AUTH_MODE:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_SOFTAP_AUTH_MODE, param);
break;
case ESP_BLUFI_EVENT_RECV_SOFTAP_CHANNEL:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_SOFTAP_CHANNEL, param);
break;
case ESP_BLUFI_EVENT_RECV_USERNAME:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_USERNAME, param);
break;
case ESP_BLUFI_EVENT_RECV_CA_CERT:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_CA_CERT, param);
break;
case ESP_BLUFI_EVENT_RECV_CLIENT_CERT:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_CLIENT_CERT, param);
break;
case ESP_BLUFI_EVENT_RECV_SERVER_CERT:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_SERVER_CERT, param);
break;
case ESP_BLUFI_EVENT_RECV_CLIENT_PRIV_KEY:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_CLIENT_PRIV_KEY, param);
break;
case ESP_BLUFI_EVENT_RECV_SERVER_PRIV_KEY:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_SERVER_PRIV_KEY, param);
break;
case ESP_BLUFI_EVENT_RECV_SLAVE_DISCONNECT_BLE:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_SLAVE_DISCONNECT_BLE, param);
break;
case ESP_BLUFI_EVENT_REPORT_ERROR:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_REPORT_ERROR, param);
break;
case ESP_BLUFI_EVENT_RECV_CUSTOM_DATA:
btc_blufi_cb_to_app(ESP_BLUFI_EVENT_RECV_CUSTOM_DATA, param);
break;
default:
BTC_TRACE_ERROR("%s UNKNOWN %d\n", __func__, msg->act);
break;
}
btc_blufi_cb_deep_free(msg);
}
void btc_blufi_call_deep_copy(btc_msg_t *msg, void *p_dest, void *p_src)
{
btc_blufi_args_t *dst = (btc_blufi_args_t *) p_dest;
btc_blufi_args_t *src = (btc_blufi_args_t *) p_src;
switch (msg->act) {
case BTC_BLUFI_ACT_SEND_CFG_REPORT: {
esp_blufi_extra_info_t *src_info = src->wifi_conn_report.extra_info;
dst->wifi_conn_report.extra_info_len = 0;
dst->wifi_conn_report.extra_info = NULL;
if (src_info == NULL) {
return;
}
dst->wifi_conn_report.extra_info = osi_calloc(sizeof(esp_blufi_extra_info_t));
if (dst->wifi_conn_report.extra_info == NULL) {
return;
}
if (src_info->sta_bssid_set) {
memcpy(dst->wifi_conn_report.extra_info->sta_bssid, src_info->sta_bssid, 6);
dst->wifi_conn_report.extra_info->sta_bssid_set = src_info->sta_bssid_set;
dst->wifi_conn_report.extra_info_len += (6 + 2);
}
if (src_info->sta_ssid) {
dst->wifi_conn_report.extra_info->sta_ssid = osi_malloc(src_info->sta_ssid_len);
if (dst->wifi_conn_report.extra_info->sta_ssid) {
memcpy(dst->wifi_conn_report.extra_info->sta_ssid, src_info->sta_ssid, src_info->sta_ssid_len);
dst->wifi_conn_report.extra_info->sta_ssid_len = src_info->sta_ssid_len;
dst->wifi_conn_report.extra_info_len += (dst->wifi_conn_report.extra_info->sta_ssid_len + 2);
}
}
if (src_info->sta_passwd) {
dst->wifi_conn_report.extra_info->sta_passwd = osi_malloc(src_info->sta_passwd_len);
if (dst->wifi_conn_report.extra_info->sta_passwd) {
memcpy(dst->wifi_conn_report.extra_info->sta_passwd, src_info->sta_passwd, src_info->sta_passwd_len);
dst->wifi_conn_report.extra_info->sta_passwd_len = src_info->sta_passwd_len;
dst->wifi_conn_report.extra_info_len += (dst->wifi_conn_report.extra_info->sta_passwd_len + 2);
}
}
if (src_info->softap_ssid) {
dst->wifi_conn_report.extra_info->softap_ssid = osi_malloc(src_info->softap_ssid_len);
if (dst->wifi_conn_report.extra_info->softap_ssid) {
memcpy(dst->wifi_conn_report.extra_info->softap_ssid, src_info->softap_ssid, src_info->softap_ssid_len);
dst->wifi_conn_report.extra_info->softap_ssid_len = src_info->softap_ssid_len;
dst->wifi_conn_report.extra_info_len += (dst->wifi_conn_report.extra_info->softap_ssid_len + 2);
}
}
if (src_info->softap_passwd) {
dst->wifi_conn_report.extra_info->softap_passwd = osi_malloc(src_info->softap_passwd_len);
if (dst->wifi_conn_report.extra_info->softap_passwd) {
memcpy(dst->wifi_conn_report.extra_info->softap_passwd, src_info->softap_passwd, src_info->softap_passwd_len);
dst->wifi_conn_report.extra_info->softap_passwd_len = src_info->softap_passwd_len;
dst->wifi_conn_report.extra_info_len += (dst->wifi_conn_report.extra_info->softap_passwd_len + 2);
}
}
if (src_info->softap_authmode_set) {
dst->wifi_conn_report.extra_info->softap_authmode_set = src_info->softap_authmode_set;
dst->wifi_conn_report.extra_info->softap_authmode = src_info->softap_authmode;
dst->wifi_conn_report.extra_info_len += (1 + 2);
}
if (src_info->softap_max_conn_num_set) {
dst->wifi_conn_report.extra_info->softap_max_conn_num_set = src_info->softap_max_conn_num_set;
dst->wifi_conn_report.extra_info->softap_max_conn_num = src_info->softap_max_conn_num;
dst->wifi_conn_report.extra_info_len += (1 + 2);
}
if (src_info->softap_channel_set) {
dst->wifi_conn_report.extra_info->softap_channel_set = src_info->softap_channel_set;
dst->wifi_conn_report.extra_info->softap_channel = src_info->softap_channel;
dst->wifi_conn_report.extra_info_len += (1 + 2);
}
break;
}
case BTC_BLUFI_ACT_SEND_WIFI_LIST:{
esp_blufi_ap_record_t *list = src->wifi_list.list;
src->wifi_list.list = NULL;
if (list == NULL || src->wifi_list.apCount <= 0) {
break;
}
dst->wifi_list.list = (esp_blufi_ap_record_t *)osi_malloc(sizeof(esp_blufi_ap_record_t) * src->wifi_list.apCount);
if (dst->wifi_list.list == NULL) {
break;
}
memcpy(dst->wifi_list.list, list, sizeof(esp_blufi_ap_record_t) * src->wifi_list.apCount);
break;
}
case BTC_BLUFI_ACT_SEND_CUSTOM_DATA:{
uint8_t *data = src->custom_data.data;
if(data == NULL) {
BTC_TRACE_ERROR("custom data is NULL\n");
break;
}
dst->custom_data.data = osi_malloc(src->custom_data.data_len);
if(dst->custom_data.data == NULL) {
BTC_TRACE_ERROR("custom data malloc error\n");
break;
}
memcpy(dst->custom_data.data, src->custom_data.data, src->custom_data.data_len);
break;
}
default:
break;
}
}
void btc_blufi_call_deep_free(btc_msg_t *msg)
{
btc_blufi_args_t *arg = (btc_blufi_args_t *)msg->arg;
switch (msg->act) {
case BTC_BLUFI_ACT_SEND_CFG_REPORT: {
esp_blufi_extra_info_t *info = (esp_blufi_extra_info_t *)arg->wifi_conn_report.extra_info;
if (info == NULL) {
return;
}
if (info->sta_ssid) {
osi_free(info->sta_ssid);
}
if (info->sta_passwd) {
osi_free(info->sta_passwd);
}
if (info->softap_ssid) {
osi_free(info->softap_ssid);
}
if (info->softap_passwd) {
osi_free(info->softap_passwd);
}
osi_free(info);
break;
}
case BTC_BLUFI_ACT_SEND_WIFI_LIST:{
esp_blufi_ap_record_t *list = (esp_blufi_ap_record_t *)arg->wifi_list.list;
if (list){
osi_free(list);
}
break;
}
case BTC_BLUFI_ACT_SEND_CUSTOM_DATA:{
uint8_t *data = arg->custom_data.data;
if(data) {
osi_free(data);
}
break;
}
default:
break;
}
}
void btc_blufi_call_handler(btc_msg_t *msg)
{
btc_blufi_args_t *arg = (btc_blufi_args_t *)msg->arg;
switch (msg->act) {
case BTC_BLUFI_ACT_INIT:
btc_blufi_profile_init();
break;
case BTC_BLUFI_ACT_DEINIT:
btc_blufi_profile_deinit();
break;
case BTC_BLUFI_ACT_SEND_CFG_REPORT:
btc_blufi_wifi_conn_report(arg->wifi_conn_report.opmode,
arg->wifi_conn_report.sta_conn_state,
arg->wifi_conn_report.softap_conn_num,
arg->wifi_conn_report.extra_info,
arg->wifi_conn_report.extra_info_len);
break;
case BTC_BLUFI_ACT_SEND_WIFI_LIST:{
btc_blufi_send_wifi_list(arg->wifi_list.apCount, arg->wifi_list.list);
break;
}
case BTC_BLUFI_ACT_SEND_ERR_INFO:
btc_blufi_send_error_info(arg->blufi_err_infor.state);
break;
case BTC_BLUFI_ACT_SEND_CUSTOM_DATA:
btc_blufi_send_custom_data(arg->custom_data.data, arg->custom_data.data_len);
break;
default:
BTC_TRACE_ERROR("%s UNKNOWN %d\n", __func__, msg->act);
break;
}
btc_blufi_call_deep_free(msg);
}
void btc_blufi_set_callbacks(esp_blufi_callbacks_t *callbacks)
{
blufi_env.cbs = callbacks;
}
uint16_t btc_blufi_get_version(void)
{
return BTC_BLUFI_VERSION;
}
#endif ///GATTS_INCLUDED == TRUE
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