text: // 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 "common/bt_target.h"
  #include <string.h>
  #include "esp_bt_main.h"
  #include "esp_gap_bt_api.h"
  #include "common/bt_trace.h"
  #include "btc/btc_manage.h"
  #include "btc_gap_bt.h"
  #include "btc/btc_storage.h"
  
  #if (BTC_GAP_BT_INCLUDED == TRUE)
  
  esp_err_t esp_bt_gap_register_callback(esp_bt_gap_cb_t callback)
  {
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      if (callback == NULL) {
          return ESP_FAIL;
      }
  
      btc_profile_cb_set(BTC_PID_GAP_BT, callback);
      return ESP_OK;
  }
  
  esp_err_t esp_bt_gap_set_scan_mode(esp_bt_scan_mode_t mode)
  {
      btc_msg_t msg;
      btc_gap_bt_args_t arg;
  
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      msg.sig = BTC_SIG_API_CALL;
      msg.pid = BTC_PID_GAP_BT;
      msg.act = BTC_GAP_BT_ACT_SET_SCAN_MODE;
      arg.set_scan_mode.mode = mode;
  
      return (btc_transfer_context(&msg, &arg, sizeof(btc_gap_bt_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  esp_err_t esp_bt_gap_start_discovery(esp_bt_inq_mode_t mode, uint8_t inq_len, uint8_t num_rsps)
  {
      btc_msg_t msg;
      btc_gap_bt_args_t arg;
  
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      if (mode != ESP_BT_INQ_MODE_GENERAL_INQUIRY &&
              mode != ESP_BT_INQ_MODE_LIMITED_INQUIRY) {
          return ESP_ERR_INVALID_ARG;
      }
  
      if (inq_len < ESP_BT_GAP_MIN_INQ_LEN ||
              inq_len > ESP_BT_GAP_MAX_INQ_LEN) {
          return ESP_ERR_INVALID_ARG;
      }
  
      msg.sig = BTC_SIG_API_CALL;
      msg.pid = BTC_PID_GAP_BT;
      msg.act = BTC_GAP_BT_ACT_START_DISCOVERY;
  
      arg.start_disc.mode = mode;
      arg.start_disc.inq_len = inq_len;
      arg.start_disc.num_rsps = num_rsps;
  
      return (btc_transfer_context(&msg, &arg, sizeof(btc_gap_bt_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  esp_err_t esp_bt_gap_cancel_discovery(void)
  {
      btc_msg_t msg;
  
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      msg.sig = BTC_SIG_API_CALL;
      msg.pid = BTC_PID_GAP_BT;
      msg.act = BTC_GAP_BT_ACT_CANCEL_DISCOVERY;
  
      return (btc_transfer_context(&msg, NULL, 0, NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  esp_err_t esp_bt_gap_get_remote_services(esp_bd_addr_t remote_bda)
  {
      btc_msg_t msg;
      btc_gap_bt_args_t arg;
  
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      msg.sig = BTC_SIG_API_CALL;
      msg.pid = BTC_PID_GAP_BT;
      msg.act = BTC_GAP_BT_ACT_GET_REMOTE_SERVICES;
  
      memcpy(&arg.bda, remote_bda, sizeof(bt_bdaddr_t));
      return (btc_transfer_context(&msg, &arg, sizeof(btc_gap_bt_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  esp_err_t esp_bt_gap_get_remote_service_record(esp_bd_addr_t remote_bda, esp_bt_uuid_t *uuid)
  {
      btc_msg_t msg;
      btc_gap_bt_args_t arg;
  
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      msg.sig = BTC_SIG_API_CALL;
      msg.pid = BTC_PID_GAP_BT;
      msg.act = BTC_GAP_BT_ACT_GET_REMOTE_SERVICE_RECORD;
  
      memcpy(&arg.get_rmt_srv_rcd.bda, remote_bda, sizeof(bt_bdaddr_t));
      memcpy(&arg.get_rmt_srv_rcd.uuid, uuid, sizeof(esp_bt_uuid_t));
      return (btc_transfer_context(&msg, &arg, sizeof(btc_gap_bt_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  uint8_t *esp_bt_gap_resolve_eir_data(uint8_t *eir, esp_bt_eir_type_t type, uint8_t *length)
  {
      if (!eir) {
          return NULL;
      }
  
      return BTM_CheckEirData(eir, type, length);
  }
  
  esp_err_t esp_bt_gap_set_cod(esp_bt_cod_t cod, esp_bt_cod_mode_t mode)
  {
      btc_msg_t msg;
      btc_gap_bt_args_t arg;
  
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      switch (mode) {
      case ESP_BT_SET_COD_MAJOR_MINOR:
      case ESP_BT_SET_COD_SERVICE_CLASS:
      case ESP_BT_CLR_COD_SERVICE_CLASS:
      case ESP_BT_SET_COD_ALL:
      case ESP_BT_INIT_COD:
          break;
      default:
          return ESP_ERR_INVALID_ARG;
          break;
      }
  
      msg.sig = BTC_SIG_API_CALL;
      msg.pid = BTC_PID_GAP_BT;
      msg.act = BTC_GAP_BT_ACT_SET_COD;
  
      arg.set_cod.mode = mode;
      memcpy(&arg.set_cod.cod, &cod, sizeof(esp_bt_cod_t));
      return (btc_transfer_context(&msg, &arg, sizeof(btc_gap_bt_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  
  esp_err_t esp_bt_gap_get_cod(esp_bt_cod_t *cod)
  {
      return btc_gap_bt_get_cod(cod);
  }
  
  
  esp_err_t esp_bt_gap_read_rssi_delta(esp_bd_addr_t remote_addr)
  {
      btc_msg_t msg;
      btc_gap_bt_args_t arg;
      msg.sig = BTC_SIG_API_CALL;
      msg.pid = BTC_PID_GAP_BT;
      msg.act = BTC_GAP_BT_ACT_READ_RSSI_DELTA;
      memcpy(arg.read_rssi_delta.bda.address, remote_addr, sizeof(esp_bd_addr_t));
  
      return (btc_transfer_context(&msg, &arg, sizeof(btc_gap_bt_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  esp_err_t esp_bt_gap_remove_bond_device(esp_bd_addr_t bd_addr)
  {
      btc_msg_t msg;
      btc_gap_bt_args_t arg;
  
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      msg.sig = BTC_SIG_API_CALL;
      msg.pid = BTC_PID_GAP_BT;
      msg.act = BTC_GAP_BT_ACT_REMOVE_BOND_DEVICE;
  
      memcpy(arg.rm_bond_device.bda.address, bd_addr, sizeof(esp_bd_addr_t));
      return (btc_transfer_context(&msg, &arg, sizeof(btc_gap_bt_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  int esp_bt_gap_get_bond_device_num(void)
  {
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_FAIL;
      }
      return btc_storage_get_num_bt_bond_devices();
  }
  
  esp_err_t esp_bt_gap_get_bond_device_list(int *dev_num, esp_bd_addr_t *dev_list)
  {
      int ret;
      int dev_num_total;
  
      if (dev_num == NULL || dev_list == NULL) {
          return ESP_ERR_INVALID_ARG;
      }
  
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      dev_num_total = btc_storage_get_num_bt_bond_devices();
      if (*dev_num > dev_num_total) {
          *dev_num = dev_num_total;
      }
  
      ret = btc_storage_get_bonded_bt_devices_list((bt_bdaddr_t *)dev_list, *dev_num);
  
      return (ret == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  esp_err_t esp_bt_gap_set_pin(esp_bt_pin_type_t pin_type, uint8_t pin_code_len, esp_bt_pin_code_t pin_code)
  {
      btc_msg_t msg;
      btc_gap_bt_args_t arg;
  
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      msg.sig = BTC_SIG_API_CALL;
      msg.pid = BTC_PID_GAP_BT;
      msg.act = BTC_GAP_BT_ACT_SET_PIN_TYPE;
      arg.set_pin_type.pin_type = pin_type;
      if (pin_type == ESP_BT_PIN_TYPE_FIXED){
          arg.set_pin_type.pin_code_len = pin_code_len;
          memcpy(arg.set_pin_type.pin_code, pin_code, pin_code_len);
      } else {
          arg.set_pin_type.pin_code_len = 0;
          memset(arg.set_pin_type.pin_code, 0, ESP_BT_PIN_CODE_LEN);
      }
  
      return (btc_transfer_context(&msg, &arg, sizeof(btc_gap_bt_args_t), btc_gap_bt_arg_deep_copy)
              == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  esp_err_t esp_bt_gap_pin_reply(esp_bd_addr_t bd_addr, bool accept, uint8_t pin_code_len, esp_bt_pin_code_t pin_code)
  {
      btc_msg_t msg;
      btc_gap_bt_args_t arg;
  
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      msg.sig = BTC_SIG_API_CALL;
      msg.pid = BTC_PID_GAP_BT;
      msg.act = BTC_GAP_BT_ACT_PIN_REPLY;
      arg.pin_reply.accept = accept;
      arg.pin_reply.pin_code_len = pin_code_len;
      memcpy(arg.pin_reply.bda.address, bd_addr, sizeof(esp_bd_addr_t));
      memcpy(arg.pin_reply.pin_code, pin_code, pin_code_len);
  
      return (btc_transfer_context(&msg, &arg, sizeof(btc_gap_bt_args_t), btc_gap_bt_arg_deep_copy)
              == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  #if (BT_SSP_INCLUDED == TRUE)
  esp_err_t esp_bt_gap_set_security_param(esp_bt_sp_param_t param_type,
          void *value, uint8_t len)
  {
      btc_msg_t msg;
      btc_gap_bt_args_t arg;
  
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      msg.sig = BTC_SIG_API_CALL;
      msg.pid = BTC_PID_GAP_BT;
      msg.act = BTC_GAP_BT_ACT_SET_SECURITY_PARAM;
      arg.set_security_param.param_type = param_type;
      arg.set_security_param.len = len;
      arg.set_security_param.value = value;
  
      return (btc_transfer_context(&msg, &arg, sizeof(btc_gap_bt_args_t), btc_gap_bt_arg_deep_copy)
              == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  esp_err_t esp_bt_gap_ssp_passkey_reply(esp_bd_addr_t bd_addr, bool accept, uint32_t passkey)
  {
      btc_msg_t msg;
      btc_gap_bt_args_t arg;
  
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      msg.sig = BTC_SIG_API_CALL;
      msg.pid = BTC_PID_GAP_BT;
      msg.act = BTC_GAP_BT_ACT_PASSKEY_REPLY;
      arg.passkey_reply.accept = accept;
      arg.passkey_reply.passkey = passkey;
      memcpy(arg.passkey_reply.bda.address, bd_addr, sizeof(esp_bd_addr_t));
      return (btc_transfer_context(&msg, &arg, sizeof(btc_gap_bt_args_t), btc_gap_bt_arg_deep_copy)
              == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  esp_err_t esp_bt_gap_ssp_confirm_reply(esp_bd_addr_t bd_addr, bool accept)
  {
      btc_msg_t msg;
      btc_gap_bt_args_t arg;
  
      if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
          return ESP_ERR_INVALID_STATE;
      }
  
      msg.sig = BTC_SIG_API_CALL;
      msg.pid = BTC_PID_GAP_BT;
      msg.act = BTC_GAP_BT_ACT_CONFIRM_REPLY;
      arg.confirm_reply.accept = accept;
      memcpy(arg.confirm_reply.bda.address, bd_addr, sizeof(esp_bd_addr_t));
      return (btc_transfer_context(&msg, &arg, sizeof(btc_gap_bt_args_t), btc_gap_bt_arg_deep_copy)
              == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
  }
  
  #endif /*(BT_SSP_INCLUDED == TRUE)*/
  
  #endif /* #if BTC_GAP_BT_INCLUDED == TRUE */
  