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1759a47060
esp-idf/components/bt/bluedroid/btc/profile/std/gatt/btc_gattc.c
Yulong 1759a47060 This is a combination of 4 commits. 
squash again all the commit.

component/bt: Change all the gattc API && bta gattc layer.

component/bt: Debug the code and change the btc_ble_gattc_get_db method.

component/bt: Change the gatt read API interface.

component/bt: Reconstruction the BTA_gattc_cache code.

component/bt: Change back the bluedroid_get_status to marco.

component/bt: Added the serch service res start_handle & end_handle to the result.

component/bt: Change the gattc docs format.

component/bt: Change the docs format.

component/bt: fix the read char value bug.

component/bt: change the gattc_get_attr_count method.

component/bt: Change back the bta_gattc write ccc code.

component/bt: Change the gattc api docs format

component/bt: Change the gattc API docs.

component/bt: Change the prepare write descriptor method to avoid the exection.

Component/bt: modify gatt clinet demo with new API

component/bt: Change the p_src_data->read.p_value to avoid exection.

compoent/bt: Change the bugfix of gattc unreg for the notify.

Modify gattc security demo

component/bt: Change the log error.

Component/bt: modify gattc_multi_connect demo

componnet/bt: Change the bta_gattc_cache sdp include.

component/bt: Change the start_handle & end_handle not from the service.

component/bt: Change the gattc API docs.

component/bt: Change the return issues.

component/bt: Fixed the include service bug.

component/bt: Modify gattc_multi_connect demo , add scan log

component/bt: Fixed the BTA_GATTC_GetIncludeService start handle & end handle error bug.

component/bt: Fix the invalid handle of the get all char issues.

component/bt: Fix the bug with get_db_size_with_type of the start handle & end_handle not correted issue.

component/bt: Fixed the get secondly service num not correct issue.

component/bt: Fixed the last service handle not correted issue.
2017-09-12 07:36:02 -04:00

923 lines
32 KiB
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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 <string.h>
#include "btm_ble_api.h"
#include "btc_gattc.h"
#include "btc_gatt_util.h"
#include "btc_manage.h"
#include "bta_gatt_api.h"
#include "bt_trace.h"
#include "allocator.h"
#include "esp_gattc_api.h"
#if (GATTC_INCLUDED == TRUE)
static inline void btc_gattc_cb_to_app(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if, esp_ble_gattc_cb_param_t *param)
{
esp_gattc_cb_t btc_gattc_cb = (esp_gattc_cb_t )btc_profile_cb_get(BTC_PID_GATTC);
if (btc_gattc_cb) {
btc_gattc_cb(event, gattc_if, param);
}
}
void btc_gattc_arg_deep_copy(btc_msg_t *msg, void *p_dest, void *p_src)
{
btc_ble_gattc_args_t *dst = (btc_ble_gattc_args_t *) p_dest;
btc_ble_gattc_args_t *src = (btc_ble_gattc_args_t *)p_src;
switch (msg->act) {
case BTC_GATTC_ACT_WRITE_CHAR: {
dst->write_char.value = (uint8_t *)osi_malloc(src->write_char.value_len);
if (dst->write_char.value) {
memcpy(dst->write_char.value, src->write_char.value, src->write_char.value_len);
} else {
LOG_ERROR("%s %d no mem\n", __func__, msg->act);
}
break;
}
case BTC_GATTC_ACT_WRITE_CHAR_DESCR: {
dst->write_descr.value = (uint8_t *)osi_malloc(src->write_descr.value_len);
if (dst->write_descr.value) {
memcpy(dst->write_descr.value, src->write_descr.value, src->write_descr.value_len);
} else {
LOG_ERROR("%s %d no mem\n", __func__, msg->act);
}
break;
}
case BTC_GATTC_ACT_PREPARE_WRITE: {
dst->prep_write.value = (uint8_t *)osi_malloc(src->prep_write.value_len);
if (dst->prep_write.value) {
memcpy(dst->prep_write.value, src->prep_write.value, src->prep_write.value_len);
} else {
LOG_ERROR("%s %d no mem\n", __func__, msg->act);
}
break;
}
case BTC_GATTC_ACT_PREPARE_WRITE_CHAR_DESCR: {
dst->prep_write_descr.value = (uint8_t *)osi_malloc(src->prep_write_descr.value_len);
if (dst->prep_write_descr.value) {
memcpy(dst->prep_write_descr.value, src->prep_write_descr.value, src->prep_write_descr.value_len);
} else {
LOG_ERROR("%s %d no mem\n", __func__, msg->act);
}
break;
}
default:
LOG_DEBUG("%s Unhandled deep copy %d\n", __func__, msg->act);
break;
}
}
void btc_gattc_arg_deep_free(btc_msg_t *msg)
{
btc_ble_gattc_args_t *arg = (btc_ble_gattc_args_t *)msg->arg;
switch (msg->act) {
case BTC_GATTC_ACT_WRITE_CHAR: {
if (arg->write_char.value) {
osi_free(arg->write_char.value);
}
break;
}
case BTC_GATTC_ACT_WRITE_CHAR_DESCR: {
if (arg->write_descr.value) {
osi_free(arg->write_descr.value);
}
break;
}
case BTC_GATTC_ACT_PREPARE_WRITE: {
if (arg->prep_write.value) {
osi_free(arg->prep_write.value);
}
break;
}
case BTC_GATTC_ACT_PREPARE_WRITE_CHAR_DESCR: {
if (arg->prep_write_descr.value) {
osi_free(arg->prep_write_descr.value);
}
break;
}
default:
LOG_DEBUG("%s Unhandled deep free %d\n", __func__, msg->act);
break;
}
}
static void btc_gattc_copy_req_data(btc_msg_t *msg, void *p_dest, void *p_src)
{
tBTA_GATTC *p_dest_data = (tBTA_GATTC *) p_dest;
tBTA_GATTC *p_src_data = (tBTA_GATTC *) p_src;
if (!p_src_data || !p_dest_data) {
return;
}
// Allocate buffer for request data if necessary
switch (msg->act) {
case BTA_GATTC_READ_DESCR_EVT:
case BTA_GATTC_READ_CHAR_EVT: {
if (p_src_data->read.p_value && p_src_data->read.p_value->p_value) {
p_dest_data->read.p_value = (tBTA_GATT_UNFMT *)osi_malloc(sizeof(tBTA_GATT_UNFMT) + p_src_data->read.p_value->len);
p_dest_data->read.p_value->p_value = (uint8_t *)(p_dest_data->read.p_value + 1);
if (p_dest_data->read.p_value && p_dest_data->read.p_value->p_value) {
p_dest_data->read.p_value->len = p_src_data->read.p_value->len;
memcpy(p_dest_data->read.p_value->p_value, p_src_data->read.p_value->p_value, p_src_data->read.p_value->len);
} else {
LOG_ERROR("%s %d no mem\n", __func__, msg->act);
}
}
break;
}
default:
break;
}
}
static void btc_gattc_free_req_data(btc_msg_t *msg)
{
tBTA_GATTC *arg = (tBTA_GATTC *)(msg->arg);
switch (msg->act) {
case BTA_GATTC_READ_DESCR_EVT:
case BTA_GATTC_READ_CHAR_EVT: {
if (arg->read.p_value) {
osi_free(arg->read.p_value);
}
break;
}
default:
break;
}
return;
}
static void btc_gattc_cback(tBTA_GATTC_EVT event, tBTA_GATTC *p_data)
{
bt_status_t ret;
btc_msg_t msg;
msg.sig = BTC_SIG_API_CB;
msg.pid = BTC_PID_GATTC;
msg.act = (uint8_t) event;
ret = btc_transfer_context(&msg, p_data, sizeof(tBTA_GATTC), btc_gattc_copy_req_data);
if (ret) {
LOG_ERROR("%s transfer failed\n", __func__);
}
}
static void btc_gattc_app_register(btc_ble_gattc_args_t *arg)
{
tBT_UUID app_uuid;
app_uuid.len = 2;
app_uuid.uu.uuid16 = arg->app_reg.app_id;
BTA_GATTC_AppRegister(&app_uuid, btc_gattc_cback);
}
static void btc_gattc_app_unregister(btc_ble_gattc_args_t *arg)
{
BTA_GATTC_AppDeregister(arg->app_unreg.gattc_if);
}
static void btc_gattc_open(btc_ble_gattc_args_t *arg)
{
tBTA_GATT_TRANSPORT transport = BTA_GATT_TRANSPORT_LE;
BTA_GATTC_Open(arg->open.gattc_if, arg->open.remote_bda, arg->open.is_direct, transport);
}
static void btc_gattc_close(btc_ble_gattc_args_t *arg)
{
// TODO; Review this call of BTA_API, check the usage of BTA_GATTC_CancelOpen
BTA_GATTC_Close(arg->close.conn_id);
}
static void btc_gattc_cfg_mtu(btc_ble_gattc_args_t *arg)
{
BTA_GATTC_ConfigureMTU (arg->cfg_mtu.conn_id);
}
static esp_gatt_status_t btc_gattc_check_valid_param(int num, uint16_t offset)
{
if (num == 0) {
return ESP_GATT_NOT_FOUND;
} else if (offset >= num) {
return ESP_GATT_INVALID_OFFSET;
}
return ESP_GATT_OK;
}
static void btc_gattc_fill_gatt_db_conversion(uint16_t count, uint16_t num, esp_gatt_db_attr_type_t type,
uint16_t offset, void *result, btgatt_db_element_t *db)
{
tBT_UUID bta_uuid = {0};
uint16_t db_size = (count + offset > num) ? (num - offset) : count;
switch(type) {
case ESP_GATT_DB_PRIMARY_SERVICE:
case ESP_GATT_DB_SECONDARY_SERVICE: {
esp_gattc_service_elem_t *svc_result = (esp_gattc_service_elem_t *)result;
for (int i = 0; i < db_size; i++) {
svc_result->is_primary = (db[offset + i].type == BTGATT_DB_PRIMARY_SERVICE) ? true : false;
svc_result->start_handle = db[offset + i].start_handle;
svc_result->end_handle = db[offset + i].end_handle;
btc128_to_bta_uuid(&bta_uuid, db[offset + i].uuid.uu);
bta_to_btc_uuid(&svc_result->uuid, &bta_uuid);
svc_result++;
}
break;
}
case ESP_GATT_DB_CHARACTERISTIC: {
esp_gattc_char_elem_t *char_result = (esp_gattc_char_elem_t *)result;
for (int i = 0; i < db_size; i++) {
char_result->char_handle = db[offset + i].attribute_handle;
char_result->properties = db[offset + i].properties;
btc128_to_bta_uuid(&bta_uuid, db[offset + i].uuid.uu);
bta_to_btc_uuid(&char_result->uuid, &bta_uuid);
char_result++;
}
break;
}
case ESP_GATT_DB_DESCRIPTOR: {
esp_gattc_descr_elem_t *descr_result = (esp_gattc_descr_elem_t *)result;
for (int i = 0; i < (num - offset); i++) {
descr_result->handle = db[offset + i].attribute_handle;
btc128_to_bta_uuid(&bta_uuid, db[offset + i].uuid.uu);
bta_to_btc_uuid(&descr_result->uuid, &bta_uuid);
descr_result++;
}
break;
}
case ESP_GATT_DB_INCLUDED_SERVICE: {
esp_gattc_incl_svc_elem_t *incl_result = (esp_gattc_incl_svc_elem_t *)result;
for (int i = 0; i < db_size; i++) {
incl_result->handle = db[offset + i].attribute_handle;
incl_result->incl_srvc_s_handle = db[offset + i].start_handle;
btc128_to_bta_uuid(&bta_uuid, db[offset + i].uuid.uu);
bta_to_btc_uuid(&incl_result->uuid, &bta_uuid);
incl_result++;
}
break;
}
default:
LOG_WARN("%s(), Not support type(%d)", __func__, type);
break;
}
}
static void btc_gattc_search_service(btc_ble_gattc_args_t *arg)
{
tBT_UUID srvc_uuid;
if (arg->search_srvc.filter_uuid_enable) {
btc_to_bta_uuid(&srvc_uuid, &arg->search_srvc.filter_uuid);
BTA_GATTC_ServiceSearchRequest(arg->search_srvc.conn_id, &srvc_uuid);
} else {
BTA_GATTC_ServiceSearchRequest(arg->search_srvc.conn_id, NULL);
}
}
esp_gatt_status_t btc_ble_gattc_get_service(uint16_t conn_id, esp_bt_uuid_t *svc_uuid,
esp_gattc_service_elem_t *result,
uint16_t *count, uint16_t offset)
{
esp_gatt_status_t status;
btgatt_db_element_t *db = NULL;
int svc_num = 0;
tBT_UUID *bta_uuid = NULL;
if (svc_uuid) {
bta_uuid = osi_malloc(sizeof(tBT_UUID));
btc_to_bta_uuid(bta_uuid, svc_uuid);
}
BTA_GATTC_GetServiceWithUUID(conn_id, bta_uuid, &db, &svc_num);
if ((status = btc_gattc_check_valid_param(svc_num, offset)) != ESP_GATT_OK) {
if (db) {
osi_free(db);
}
if (bta_uuid) {
osi_free(bta_uuid);
}
return status;
} else {
btc_gattc_fill_gatt_db_conversion(*count, (uint16_t)svc_num, ESP_GATT_DB_PRIMARY_SERVICE, offset, (void *)result, db);
}
*count = svc_num;
//don't forget to free the db buffer after used.
if (db) {
osi_free(db);
}
if (bta_uuid) {
osi_free(bta_uuid);
}
return ESP_GATT_OK;
}
esp_gatt_status_t btc_ble_gattc_get_all_char(uint16_t conn_id,
uint16_t start_handle,
uint16_t end_handle,
esp_gattc_char_elem_t *result,
uint16_t *count, uint16_t offset)
{
esp_gatt_status_t status;
btgatt_db_element_t *db = NULL;
int char_num = 0;
BTA_GATTC_GetAllChar(conn_id, start_handle, end_handle, &db, &char_num);
if ((status = btc_gattc_check_valid_param(char_num, offset)) != ESP_GATT_OK) {
if (db) {
osi_free(db);
}
return status;
} else {
btc_gattc_fill_gatt_db_conversion(*count, (uint16_t)char_num, ESP_GATT_DB_CHARACTERISTIC, offset, (void *)result, db);
}
*count = char_num;
//don't forget to free the db buffer after used.
if (db) {
osi_free(db);
}
return ESP_GATT_OK;
}
esp_gatt_status_t btc_ble_gattc_get_all_descr(uint16_t conn_id,
uint16_t char_handle,
esp_gattc_descr_elem_t *result,
uint16_t *count, uint16_t offset)
{
esp_gatt_status_t status;
btgatt_db_element_t *db = NULL;
int descr_num = 0;
BTA_GATTC_GetAllDescriptor(conn_id, char_handle, &db, &descr_num);
if ((status = btc_gattc_check_valid_param(descr_num, offset)) != ESP_GATT_OK) {
if (db) {
osi_free(db);
}
return status;
} else {
btc_gattc_fill_gatt_db_conversion(*count, (uint16_t)descr_num, ESP_GATT_DB_DESCRIPTOR, offset, (void *)result, db);
}
*count = descr_num;
//don't forget to free the db buffer after used.
if (db) {
osi_free(db);
}
return ESP_GATT_OK;
}
esp_gatt_status_t btc_ble_gattc_get_char_by_uuid(uint16_t conn_id,
uint16_t start_handle,
uint16_t end_handle,
esp_bt_uuid_t char_uuid,
esp_gattc_char_elem_t *result,
uint16_t *count)
{
esp_gatt_status_t status;
btgatt_db_element_t *db = NULL;
int char_num = 0;
tBT_UUID bta_uuid = {0};
btc_to_bta_uuid(&bta_uuid, &char_uuid);
BTA_GATTC_GetCharByUUID(conn_id, start_handle, end_handle, bta_uuid, &db, &char_num);
if ((status = btc_gattc_check_valid_param(char_num, 0)) != ESP_GATT_OK) {
if (db) {
osi_free(db);
}
return status;
} else {
btc_gattc_fill_gatt_db_conversion(*count, (uint16_t)char_num, ESP_GATT_DB_CHARACTERISTIC, 0, (void *)result, db);
}
*count = char_num;
//don't forget to free the db buffer after used.
if (db) {
osi_free(db);
}
return ESP_GATT_OK;
}
esp_gatt_status_t btc_ble_gattc_get_descr_by_uuid(uint16_t conn_id,
uint16_t start_handle,
uint16_t end_handle,
esp_bt_uuid_t char_uuid,
esp_bt_uuid_t descr_uuid,
esp_gattc_descr_elem_t *result,
uint16_t *count)
{
esp_gatt_status_t status;
btgatt_db_element_t *db = NULL;
int descr_num = 0;
tBT_UUID bta_char_uuid = {0};
tBT_UUID bta_descr_uuid = {0};
btc_to_bta_uuid(&bta_char_uuid, &char_uuid);
btc_to_bta_uuid(&bta_descr_uuid, &descr_uuid);
BTA_GATTC_GetDescrByUUID(conn_id, start_handle, end_handle,
bta_char_uuid, bta_descr_uuid, &db, &descr_num);
if ((status = btc_gattc_check_valid_param(descr_num, 0)) != ESP_GATT_OK) {
if (db) {
osi_free(db);
}
return status;
} else {
btc_gattc_fill_gatt_db_conversion(*count, (uint16_t)descr_num, ESP_GATT_DB_DESCRIPTOR, 0, (void *)result, db);
}
*count = descr_num;
//don't forget to free the db buffer after used.
if (db) {
osi_free(db);
}
return ESP_GATT_OK;
}
esp_gatt_status_t btc_ble_gattc_get_descr_by_char_handle(uint16_t conn_id,
uint16_t char_handle,
esp_bt_uuid_t descr_uuid,
esp_gattc_descr_elem_t *result,
uint16_t *count)
{
esp_gatt_status_t status;
btgatt_db_element_t *db = NULL;
int descr_num = 0;
tBT_UUID bta_descr_uuid = {0};
btc_to_bta_uuid(&bta_descr_uuid, &descr_uuid);
BTA_GATTC_GetDescrByCharHandle(conn_id, char_handle, bta_descr_uuid, &db, &descr_num);
if ((status = btc_gattc_check_valid_param(descr_num, 0)) != ESP_GATT_OK) {
if (db) {
osi_free(db);
}
return status;
} else {
btc_gattc_fill_gatt_db_conversion(*count, (uint16_t)descr_num, ESP_GATT_DB_DESCRIPTOR, 0, (void *)result, db);
}
*count = descr_num;
//don't forget to free the db buffer after used.
if (db) {
osi_free(db);
}
return ESP_GATT_OK;
}
esp_gatt_status_t btc_ble_gattc_get_include_service(uint16_t conn_id,
uint16_t start_handle,
uint16_t end_handle,
esp_bt_uuid_t *incl_uuid,
esp_gattc_incl_svc_elem_t *result,
uint16_t *count)
{
esp_gatt_status_t status;
btgatt_db_element_t *db = NULL;
int incl_num = 0;
tBT_UUID bta_uuid = {0};
if (incl_uuid != NULL) {
btc_to_bta_uuid(&bta_uuid, incl_uuid);
BTA_GATTC_GetIncludeService(conn_id, start_handle, end_handle, &bta_uuid, &db, &incl_num);
} else {
BTA_GATTC_GetIncludeService(conn_id, start_handle, end_handle, NULL, &db, &incl_num);
}
if ((status = btc_gattc_check_valid_param(incl_num, 0)) != ESP_GATT_OK) {
if (db) {
osi_free(db);
}
return status;
}else {
btc_gattc_fill_gatt_db_conversion(*count, (uint16_t)incl_num, ESP_GATT_DB_INCLUDED_SERVICE, 0, (void *)result, db);
}
*count = incl_num;
//don't forget to free the db buffer after used.
if (db) {
osi_free(db);
}
return ESP_GATT_OK;
}
esp_gatt_status_t btc_ble_gattc_get_attr_count(uint16_t conn_id,
esp_gatt_db_attr_type_t type,
uint16_t start_handle,
uint16_t end_handle,
uint16_t char_handle,
uint16_t *count)
{
if (type == ESP_GATT_DB_ALL) {
BTA_GATTC_GetDBSize(conn_id, start_handle, end_handle, (int *)count);
} else {
BTA_GATTC_GetDBSizeByType(conn_id, type, start_handle, end_handle, char_handle, (int *)count);
}
return ESP_GATT_OK;
}
esp_gatt_status_t btc_ble_gattc_get_db(uint16_t conn_id, uint16_t start_handle, uint16_t end_handle,
esp_gattc_db_elem_t *db, uint16_t *count)
{
btgatt_db_element_t *get_db = NULL;
int num = 0;
tBT_UUID bta_uuid;
uint16_t db_size = 0;
BTA_GATTC_GetGattDb(conn_id, start_handle, end_handle, &get_db, &num);
if (num == 0) {
if (get_db) {
osi_free(get_db);
}
return ESP_GATT_NOT_FOUND;
}
db_size = (*count > num) ? num : (*count);
for (int i = 0; i < db_size; i++) {
db[i].type = get_db[i].type;
db[i].attribute_handle = get_db[i].id;
db[i].start_handle = get_db[i].start_handle;
db[i].end_handle = get_db[i].end_handle;
btc128_to_bta_uuid(&bta_uuid, get_db[i].uuid.uu);
bta_to_btc_uuid(&db[i].uuid, &bta_uuid);
}
*count = num;
//don't forget to free the db buffer after used.
if (get_db) {
osi_free(get_db);
}
return ESP_GATT_OK;
}
static void btc_gattc_read_char(btc_ble_gattc_args_t *arg)
{
BTA_GATTC_ReadCharacteristic(arg->read_char.conn_id, arg->read_char.handle, arg->read_char.auth_req);
}
static void btc_gattc_read_multiple_char(btc_ble_gattc_args_t *arg)
{
tBTA_GATTC_MULTI bta_multi;
bta_multi.num_attr = arg->read_multiple.num_attr;
memcpy(bta_multi.handles, arg->read_multiple.handles, BTA_GATTC_MULTI_MAX);
BTA_GATTC_ReadMultiple(arg->read_multiple.conn_id, &bta_multi, arg->read_multiple.auth_req);
}
static void btc_gattc_read_char_descr(btc_ble_gattc_args_t *arg)
{
BTA_GATTC_ReadCharDescr(arg->read_descr.conn_id, arg->read_descr.handle, arg->read_descr.auth_req);
}
static void btc_gattc_write_char(btc_ble_gattc_args_t *arg)
{
BTA_GATTC_WriteCharValue(arg->write_char.conn_id,
arg->write_char.handle,
arg->write_char.write_type,
arg->write_char.value_len,
arg->write_char.value,
arg->write_char.auth_req);
}
static void btc_gattc_write_char_descr(btc_ble_gattc_args_t *arg)
{
tBTA_GATT_UNFMT descr_val;
descr_val.len = arg->write_descr.value_len;
descr_val.p_value = arg->write_descr.value;
BTA_GATTC_WriteCharDescr(arg->write_descr.conn_id,
arg->write_descr.handle,
arg->write_descr.write_type, &descr_val,
arg->write_descr.auth_req);
}
static void btc_gattc_prepare_write(btc_ble_gattc_args_t *arg)
{
BTA_GATTC_PrepareWrite(arg->prep_write.conn_id,
arg->prep_write.handle,
arg->prep_write.offset,
arg->prep_write.value_len,
arg->prep_write.value,
arg->prep_write.auth_req);
}
static void btc_gattc_prepare_write_char_descr(btc_ble_gattc_args_t *arg)
{
tBTA_GATT_UNFMT descr_val;
descr_val.len = arg->prep_write_descr.value_len;
descr_val.p_value = arg->prep_write_descr.value;
BTA_GATTC_PrepareWriteCharDescr(arg->prep_write_descr.conn_id,
arg->prep_write_descr.handle,
arg->prep_write_descr.offset,
&descr_val,
arg->prep_write_descr.auth_req);
}
static void btc_gattc_execute_wrtie(btc_ble_gattc_args_t *arg)
{
BTA_GATTC_ExecuteWrite(arg->exec_write.conn_id, arg->exec_write.is_execute);
}
static void btc_gattc_reg_for_notify(btc_ble_gattc_args_t *arg)
{
tBTA_GATT_STATUS status;
esp_ble_gattc_cb_param_t param;
status = BTA_GATTC_RegisterForNotifications(arg->reg_for_notify.gattc_if,
arg->reg_for_notify.remote_bda,
arg->reg_for_notify.handle);
memset(&param, 0, sizeof(esp_ble_gattc_cb_param_t));
param.reg_for_notify.status = status;
param.reg_for_notify.handle = arg->reg_for_notify.handle;
btc_gattc_cb_to_app(ESP_GATTC_REG_FOR_NOTIFY_EVT, arg->reg_for_notify.gattc_if, &param);
}
static void btc_gattc_unreg_for_notify(btc_ble_gattc_args_t *arg)
{
tBTA_GATT_STATUS status;
esp_ble_gattc_cb_param_t param;
status = BTA_GATTC_DeregisterForNotifications(arg->unreg_for_notify.gattc_if,
arg->unreg_for_notify.remote_bda,
arg->unreg_for_notify.handle);
memset(&param, 0, sizeof(esp_ble_gattc_cb_param_t));
param.unreg_for_notify.status = status;
param.unreg_for_notify.handle = arg->unreg_for_notify.handle;
btc_gattc_cb_to_app(ESP_GATTC_UNREG_FOR_NOTIFY_EVT, arg->unreg_for_notify.gattc_if, &param);
}
void btc_gattc_call_handler(btc_msg_t *msg)
{
btc_ble_gattc_args_t *arg = (btc_ble_gattc_args_t *)(msg->arg);
switch (msg->act) {
case BTC_GATTC_ACT_APP_REGISTER:
LOG_ERROR("%s()", __func__);
btc_gattc_app_register(arg);
break;
case BTC_GATTC_ACT_APP_UNREGISTER:
btc_gattc_app_unregister(arg);
break;
case BTC_GATTC_ACT_OPEN:
btc_gattc_open(arg);
break;
case BTC_GATTC_ACT_CLOSE:
btc_gattc_close(arg);
break;
case BTC_GATTC_ACT_CFG_MTU:
btc_gattc_cfg_mtu(arg);
break;
case BTC_GATTC_ACT_SEARCH_SERVICE:
btc_gattc_search_service(arg);
break;
case BTC_GATTC_ACT_READ_CHAR:
btc_gattc_read_char(arg);
break;
case BTC_GATTC_ACT_READ_MULTIPLE_CHAR:
btc_gattc_read_multiple_char(arg);
break;
case BTC_GATTC_ACT_READ_CHAR_DESCR:
btc_gattc_read_char_descr(arg);
break;
case BTC_GATTC_ACT_WRITE_CHAR:
btc_gattc_write_char(arg);
break;
case BTC_GATTC_ACT_WRITE_CHAR_DESCR:
btc_gattc_write_char_descr(arg);
break;
case BTC_GATTC_ACT_PREPARE_WRITE:
btc_gattc_prepare_write(arg);
break;
case BTC_GATTC_ACT_PREPARE_WRITE_CHAR_DESCR:
btc_gattc_prepare_write_char_descr(arg);
break;
case BTC_GATTC_ACT_EXECUTE_WRITE:
btc_gattc_execute_wrtie(arg);
break;
case BTC_GATTC_ACT_REG_FOR_NOTIFY:
btc_gattc_reg_for_notify(arg);
break;
case BTC_GATTC_ACT_UNREG_FOR_NOTIFY:
btc_gattc_unreg_for_notify(arg);
break;
case BTC_GATTC_ACT_CACHE_REFRESH:
BTA_GATTC_Refresh(arg->cache_refresh.remote_bda);
break;
default:
LOG_ERROR("%s: Unhandled event (%d)!\n", __FUNCTION__, msg->act);
break;
}
btc_gattc_arg_deep_free(msg);
}
void btc_gattc_cb_handler(btc_msg_t *msg)
{
tBTA_GATTC *arg = (tBTA_GATTC *)(msg->arg);
esp_gatt_if_t gattc_if = 0;
esp_ble_gattc_cb_param_t param = {0};
memset(&param, 0, sizeof(esp_ble_gattc_cb_param_t));
switch (msg->act) {
case BTA_GATTC_REG_EVT: {
tBTA_GATTC_REG *reg_oper = &arg->reg_oper;
gattc_if = reg_oper->client_if;
param.reg.status = reg_oper->status;
param.reg.app_id = reg_oper->app_uuid.uu.uuid16;
btc_gattc_cb_to_app(ESP_GATTC_REG_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_DEREG_EVT: {
tBTA_GATTC_REG *reg_oper = &arg->reg_oper;
gattc_if = reg_oper->client_if;
btc_gattc_cb_to_app(ESP_GATTC_UNREG_EVT, gattc_if, NULL);
break;
}
case BTA_GATTC_READ_CHAR_EVT: {
set_read_value(&gattc_if, &param, &arg->read);
btc_gattc_cb_to_app(ESP_GATTC_READ_CHAR_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_WRITE_CHAR_EVT:
case BTA_GATTC_PREP_WRITE_EVT: {
tBTA_GATTC_WRITE *write = &arg->write;
uint32_t ret_evt = (msg->act == BTA_GATTC_WRITE_CHAR_EVT) ?
ESP_GATTC_WRITE_CHAR_EVT : ESP_GATTC_PREP_WRITE_EVT;
gattc_if = BTC_GATT_GET_GATT_IF(write->conn_id);
param.write.conn_id = BTC_GATT_GET_CONN_ID(write->conn_id);
param.write.status = write->status;
param.write.handle = write->handle;
btc_gattc_cb_to_app(ret_evt, gattc_if, &param);
break;
}
case BTA_GATTC_EXEC_EVT: {
tBTA_GATTC_EXEC_CMPL *exec_cmpl = &arg->exec_cmpl;
gattc_if = BTC_GATT_GET_GATT_IF(exec_cmpl->conn_id);
param.exec_cmpl.conn_id = BTC_GATT_GET_CONN_ID(exec_cmpl->conn_id);
param.exec_cmpl.status = exec_cmpl->status;
btc_gattc_cb_to_app(ESP_GATTC_EXEC_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_SEARCH_CMPL_EVT: {
tBTA_GATTC_SEARCH_CMPL *search_cmpl = &arg->search_cmpl;
gattc_if = BTC_GATT_GET_GATT_IF(search_cmpl->conn_id);
param.search_cmpl.conn_id = BTC_GATT_GET_CONN_ID(search_cmpl->conn_id);
param.search_cmpl.status = search_cmpl->status;
btc_gattc_cb_to_app(ESP_GATTC_SEARCH_CMPL_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_SEARCH_RES_EVT: {
tBTA_GATTC_SRVC_RES *srvc_res = &arg->srvc_res;
gattc_if = BTC_GATT_GET_GATT_IF(srvc_res->conn_id);
param.search_res.conn_id = BTC_GATT_GET_CONN_ID(srvc_res->conn_id);
param.search_res.start_handle = srvc_res->start_handle;
param.search_res.end_handle = srvc_res->end_handle;
bta_to_btc_gatt_id(&param.search_res.srvc_id, &srvc_res->service_uuid);
btc_gattc_cb_to_app(ESP_GATTC_SEARCH_RES_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_READ_DESCR_EVT: {
set_read_value(&gattc_if, &param, &arg->read);
btc_gattc_cb_to_app(ESP_GATTC_READ_DESCR_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_WRITE_DESCR_EVT: {
tBTA_GATTC_WRITE *write = &arg->write;
gattc_if = BTC_GATT_GET_GATT_IF(write->conn_id);
param.write.conn_id = BTC_GATT_GET_CONN_ID(write->conn_id);
param.write.status = write->status;
param.write.handle = write->handle;
btc_gattc_cb_to_app(ESP_GATTC_WRITE_DESCR_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_NOTIF_EVT: {
tBTA_GATTC_NOTIFY *notify = &arg->notify;
gattc_if = BTC_GATT_GET_GATT_IF(notify->conn_id);
param.notify.conn_id = BTC_GATT_GET_CONN_ID(notify->conn_id);
memcpy(param.notify.remote_bda, notify->bda, sizeof(esp_bd_addr_t));
param.notify.handle = notify->handle;
param.notify.is_notify = (notify->is_notify == TRUE) ? true : false;
param.notify.value_len = (notify->len > ESP_GATT_MAX_ATTR_LEN) ? \
ESP_GATT_MAX_ATTR_LEN : notify->len;
param.notify.value = notify->value;
if (notify->is_notify == FALSE) {
BTA_GATTC_SendIndConfirm(notify->conn_id, notify->handle);
}
btc_gattc_cb_to_app(ESP_GATTC_NOTIFY_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_OPEN_EVT: {
tBTA_GATTC_OPEN *open = &arg->open;
gattc_if = open->client_if;
param.open.status = open->status;
param.open.conn_id = BTC_GATT_GET_CONN_ID(open->conn_id);
memcpy(param.open.remote_bda, open->remote_bda, sizeof(esp_bd_addr_t));
param.open.mtu = open->mtu;
btc_gattc_cb_to_app(ESP_GATTC_OPEN_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_CONNECT_EVT: {
tBTA_GATTC_CONNECT *connect = &arg->connect;
gattc_if = connect->client_if;
param.connect.status = connect->status;
param.connect.conn_id = BTC_GATT_GET_CONN_ID(connect->conn_id);
memcpy(param.connect.remote_bda, connect->remote_bda, sizeof(esp_bd_addr_t));
btc_gattc_cb_to_app(ESP_GATTC_CONNECT_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_CLOSE_EVT: {
tBTA_GATTC_CLOSE *close = &arg->close;
gattc_if = close->client_if;
param.close.status = close->status;
param.close.conn_id = BTC_GATT_GET_CONN_ID(close->conn_id);
memcpy(param.close.remote_bda, close->remote_bda, sizeof(esp_bd_addr_t));
param.close.reason = close->reason;
btc_gattc_cb_to_app(ESP_GATTC_CLOSE_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_DISCONNECT_EVT: {
tBTA_GATTC_DISCONNECT *disconnect = &arg->disconnect;
gattc_if = disconnect->client_if;
param.disconnect.status = disconnect->status;
param.disconnect.conn_id = BTC_GATT_GET_CONN_ID(disconnect->conn_id);
memcpy(param.disconnect.remote_bda, disconnect->remote_bda, sizeof(esp_bd_addr_t));
btc_gattc_cb_to_app(ESP_GATTC_DISCONNECT_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_CFG_MTU_EVT: {
tBTA_GATTC_CFG_MTU *cfg_mtu = &arg->cfg_mtu;
gattc_if = BTC_GATT_GET_GATT_IF(cfg_mtu->conn_id);
param.cfg_mtu.conn_id = BTC_GATT_GET_CONN_ID(cfg_mtu->conn_id);
param.cfg_mtu.status = cfg_mtu->status;
param.cfg_mtu.mtu = cfg_mtu->mtu;
btc_gattc_cb_to_app(ESP_GATTC_CFG_MTU_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_ACL_EVT: {
/* Currently, this event will never happen */
break;
}
case BTA_GATTC_CANCEL_OPEN_EVT: {
/* Currently, this event will never happen */
break;
}
case BTA_GATTC_CONGEST_EVT: {
tBTA_GATTC_CONGEST *congest = &arg->congest;
gattc_if = BTC_GATT_GET_GATT_IF(congest->conn_id);
param.congest.conn_id = BTC_GATT_GET_CONN_ID(congest->conn_id);
param.congest.congested = (congest->congested == TRUE) ? true : false;
btc_gattc_cb_to_app(ESP_GATTC_CONGEST_EVT, gattc_if, &param);
break;
}
case BTA_GATTC_SRVC_CHG_EVT: {
memcpy(param.srvc_chg.remote_bda, arg->remote_bda, sizeof(esp_bd_addr_t));
btc_gattc_cb_to_app(ESP_GATTC_SRVC_CHG_EVT, ESP_GATT_IF_NONE, &param);
break;
}
default:
LOG_DEBUG("%s: Unhandled event (%d)!", __FUNCTION__, msg->act);
break;
}
// free the deep-copied data
btc_gattc_free_req_data(msg);
}
#endif ///GATTC_INCLUDED == TRUE
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