zigbee-daemon/zigbee-lib/src/zblib_driver.c

   1 /*
   2  * Copyright (c) 2016 Samsung Electronics Co., Ltd. All rights reserved.
   3  *
   4  * Contact: Suresh Kumar N (suresh.n@samsung.com)
   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 #include <zblib.h>
  20 #include <zblib_driver.h>
  21 #include <zblib_plugin.h>
  22 #include <zblib_service.h>
  23 #include <zblib_request.h>
  24
  25 /**< ZigBee driver object */
  26 struct zblib_driver_type {
  27         ZblibDriverType_e driver_type; /**< ZigBee driver type */
  28         gchar *driver_name; /**< ZigBee driver name */
  29         gpointer priv_object; /**< ZigBee driver private data */
  30
  31         ZblibDriverDispatcher_t dispatcher_fn; /**< Driver operations dispatcher function */
  32         ZblibDriverFreeHook_t free_hook_fn; /**< Driver free hook function */
  33
  34         ZigBeePlugin *plugin; /**< ZigBee Plug-in */
  35
  36         ZigBeeService *service; /**< ZigBee Service */
  37 };
  38
  39 ZigBeeDriver *zblib_driver_new(ZigBeePlugin *plugin,
  40         const gchar *driver_name,
  41         ZblibDriverType_e driver_type)
  42 {
  43         ZigBeeDriver *driver = NULL;
  44
  45         /* Allocate memory */
  46         driver = g_malloc0(sizeof(ZigBeeDriver));
  47
  48         /* Update fields */
  49         driver->driver_type = driver_type;
  50         driver->driver_name = g_strdup(driver_name);
  51         driver->plugin = plugin;
  52
  53         Z_LOGI("Driver created - Name [%s]", driver->driver_name);
  54
  55         return driver;
  56 }
  57
  58 void zblib_driver_free(ZigBeeDriver *driver)
  59 {
  60         zblib_check_null_ret("driver", driver);
  61
  62         /* Invoke free hook */
  63         if (driver->free_hook_fn)
  64                 driver->free_hook_fn(driver);
  65
  66         Z_LOGI("Freeing Driver[%p] - Name [%s]", driver, driver->driver_name);
  67
  68         /* Free driver memory */
  69         g_free(driver->driver_name);
  70         g_free(driver);
  71 }
  72
  73 ZigBeeService *zblib_driver_ref_service(ZigBeeDriver *driver)
  74 {
  75         zblib_check_null_ret_error("driver", driver, NULL);
  76
  77         return driver->service;
  78 }
  79
  80 gboolean zblib_driver_link_service(ZigBeeDriver *driver,
  81         ZigBeeService *service)
  82 {
  83         zblib_check_null_ret_error("driver", driver, FALSE);
  84         zblib_check_null_ret_error("service", service, FALSE);
  85
  86         driver->service = service;
  87
  88         return TRUE;
  89 }
  90
  91 ZigBeePlugin *zblib_driver_ref_plugin(ZigBeeDriver *driver)
  92 {
  93         zblib_check_null_ret_error("driver", driver, NULL);
  94
  95         return driver->plugin;
  96 }
  97
  98 gboolean zblib_driver_link_object(ZigBeeDriver *driver,
  99         gpointer object)
 100 {
 101         zblib_check_null_ret_error("driver", driver, FALSE);
 102
 103         driver->priv_object = object;
 104
 105         return TRUE;
 106 }
 107
 108 gpointer zblib_driver_ref_object(ZigBeeDriver *driver)
 109 {
 110         zblib_check_null_ret_error("driver", driver, NULL);
 111
 112         return driver->priv_object;
 113 }
 114
 115 gboolean zblib_driver_set_dispatcher(ZigBeeDriver *driver,
 116         ZblibDriverDispatcher_t dispatcher_fn)
 117 {
 118         zblib_check_null_ret_error("driver", driver, FALSE);
 119
 120         driver->dispatcher_fn = dispatcher_fn;
 121
 122         return TRUE;
 123 }
 124
 125 gboolean zblib_driver_set_free_hook(ZigBeeDriver *driver,
 126         ZblibDriverFreeHook_t free_hook_fn)
 127 {
 128         zblib_check_null_ret_error("driver", driver, FALSE);
 129
 130         driver->free_hook_fn = free_hook_fn;
 131
 132         return TRUE;
 133 }
 134
 135 ZblibDriverType_e zblib_driver_ref_driver_type(ZigBeeDriver *driver)
 136 {
 137         if (NULL == driver) {
 138                 return ZBLIB_DRIVER_TYPE_NONE;
 139         }
 140
 141         return driver->driver_type;
 142 }
 143
 144 gpointer zblib_driver_ref_request_data(ZigBeeDriver *driver,
 145         guint request_id)
 146 {
 147         ZigBeeService *service = NULL;
 148
 149         zblib_check_null_ret_error("driver", driver, NULL);
 150
 151         service = driver->service;
 152         zblib_check_null_ret_error("service", service, NULL);
 153
 154         /* Fetch request data */
 155         return zblib_request_ref_request_data_by_id(service,
 156                 request_id);
 157 }
 158
 159 gboolean zblib_driver_dispatch_request(ZigBeeDriver *driver,
 160         guint request_id)
 161 {
 162         zblib_check_null_ret_error("driver", driver, FALSE);
 163         zblib_check_null_ret_error("driver->dispatcher_fn",
 164                 driver->dispatcher_fn, FALSE);
 165
 166         /* Dispatch request to driver dispatcher function */
 167         return driver->dispatcher_fn(driver, request_id);
 168 }
 169
 170 void zblib_driver_send_response(ZigBeeDriver *driver,
 171         guint request_id, gpointer resp_data, guint resp_data_len)
 172 {
 173         ZigBeePlugin *plugin = NULL;
 174
 175         zblib_check_null_ret("driver", driver);
 176
 177         plugin = driver->plugin;
 178         zblib_check_null_ret("plugin", plugin);
 179
 180         /* Send response to plugin */
 181         zblib_plugin_send_response(plugin,
 182                 request_id, resp_data, resp_data_len);
 183 }
 184
 185 void zblib_driver_send_notification(ZigBeeDriver *driver,
 186         guint noti_id, gpointer noti_data, guint noti_data_len)
 187 {
 188         guint driver_noti_id;
 189         ZigBeePlugin *plugin = NULL;
 190         ZblibDriverType_e driver_type;
 191
 192         zblib_check_null_ret("driver", driver);
 193
 194         driver_type = driver->driver_type;
 195
 196         plugin = driver->plugin;
 197         zblib_check_null_ret("plugin", plugin);
 198
 199         driver_noti_id = (driver_type << 24) | noti_id;
 200
 201         /* Send notification to plugin */
 202         zblib_plugin_send_notification(plugin,
 203                 driver_noti_id, noti_data, noti_data_len);
 204 }