bt-oal/oal-adapter-mgr.c

   1 /*
   2  * Open Adaptation Layer (OAL)
   3  *
   4  * Copyright (c) 2014-2015 Samsung Electronics Co., Ltd.
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  * http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18  */
  19
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <dlog.h>
  23 #include <string.h>
  24 #include <vconf.h>
  25 #include <sys/wait.h>
  26
  27 #include <bluetooth.h>
  28
  29 #include "oal-event.h"
  30 #include "oal-internal.h"
  31 #include "oal-manager.h"
  32 #include "oal-hardware.h"
  33
  34 #define CHECK_MAX(max, x) (((max) > (x)) ? (x) : (max))
  35
  36 static const bt_interface_t * blued_api;
  37
  38 /* Forward declarations */
  39 const char * status2string(bt_status_t status);
  40 oal_status_t convert_to_oal_status(bt_status_t status);
  41 void parse_device_properties(int num_properties, bt_property_t *properties,
  42                 remote_device_t *dev_info, ble_adv_data_t * adv_info);
  43 static gboolean retry_enable_adapter(gpointer data);
  44 oal_status_t oal_mgr_init_internal(void);
  45
  46
  47 /* Callback registered with Stack */
  48 static void cb_adapter_state_change(bt_state_t status);
  49
  50 static bt_callbacks_t callbacks = {
  51         sizeof(callbacks),
  52         cb_adapter_state_change,
  53         NULL, /* adapter_properties_callback */
  54         NULL, /* remote_device_properties_callback */
  55         NULL, /* device_found_callback */
  56         NULL, /* discovery_state_changed_callback */
  57         NULL, /* pin_request_callback */
  58         NULL, /* ssp_request_callback */
  59         NULL, /* bond_state_changed_callback */
  60         NULL, /* acl_state_changed_callback */
  61         NULL, /* callback_thread_event */
  62         NULL, /* dut_mode_recv_callback */
  63         NULL, /* le_test_mode_callback*/
  64         NULL, /* energy_info_callback */
  65 };
  66
  67 oal_status_t adapter_mgr_init(const bt_interface_t * stack_if)
  68 {
  69         int ret;
  70         blued_api = stack_if;
  71
  72         ret = blued_api->init(&callbacks);
  73
  74         if (ret != BT_STATUS_SUCCESS) {
  75                 BT_ERR("Adapter callback registration failed: [%s]", status2string(ret));
  76                 blued_api->cleanup();
  77                 return convert_to_oal_status(ret);
  78         }
  79
  80         return OAL_STATUS_SUCCESS;
  81 }
  82
  83 const bt_interface_t* adapter_get_stack_interface(void)
  84 {
  85         return blued_api;
  86 }
  87
  88 void adapter_mgr_cleanup(void)
  89 {
  90         /* Nothing to clean yet , do not set blued_api NULL as it will be used to clean Bluedroid states */
  91         BT_DBG();
  92 }
  93
  94 oal_status_t adapter_enable(void)
  95 {
  96         int ret = BT_STATUS_SUCCESS;
  97
  98         API_TRACE();
  99         CHECK_OAL_INITIALIZED();
 100         if (OAL_STATUS_SUCCESS != hw_is_module_ready()) {
 101                 g_timeout_add(200, retry_enable_adapter, NULL);
 102                 return OAL_STATUS_PENDING;
 103         }
 104
 105         ret = blued_api->enable();
 106
 107         if (ret != BT_STATUS_SUCCESS) {
 108                 BT_ERR("Enable failed: [%s]", status2string(ret));
 109                 return convert_to_oal_status(ret);
 110         }
 111
 112         return OAL_STATUS_SUCCESS;
 113 }
 114
 115 oal_status_t adapter_disable(void)
 116 {
 117         int ret;
 118
 119         API_TRACE();
 120
 121         CHECK_OAL_INITIALIZED();
 122
 123         ret = blued_api->disable();
 124
 125         if (ret != BT_STATUS_SUCCESS) {
 126                 BT_ERR("Disable failed: [%s]", status2string(ret));
 127                 return convert_to_oal_status(ret);
 128         }
 129         return OAL_STATUS_SUCCESS;
 130 }
 131
 132 /* Callbacks from Stack */
 133 static void cb_adapter_state_change(bt_state_t status)
 134 {
 135         BT_DBG("+");
 136         oal_event_t event;
 137
 138         event = (BT_STATE_ON == status)?OAL_EVENT_ADAPTER_ENABLED:OAL_EVENT_ADAPTER_DISABLED;
 139
 140         send_event(event, NULL, 0);
 141 }
 142
 143 static gboolean retry_enable_adapter(gpointer data)
 144 {
 145         adapter_enable();
 146         return FALSE;
 147 }