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 - Name [%p]", driver->driver_name);
  67
  68         /* Free driver memory */
  69         g_free(driver);
  70 }
  71
  72 ZigBeeService *zblib_driver_ref_service(ZigBeeDriver *driver)
  73 {
  74         zblib_check_null_ret_error("driver", driver, NULL);
  75
  76         return driver->service;
  77 }
  78
  79 ZigBeePlugin *zblib_driver_ref_plugin(ZigBeeDriver *driver)
  80 {
  81         zblib_check_null_ret_error("driver", driver, NULL);
  82
  83         return driver->plugin;
  84 }
  85
  86 gboolean zblib_driver_link_object(ZigBeeDriver *driver,
  87         gpointer object)
  88 {
  89         zblib_check_null_ret_error("driver", driver, FALSE);
  90
  91         driver->priv_object = object;
  92
  93         return TRUE;
  94 }
  95
  96 gpointer zblib_driver_ref_object(ZigBeeDriver *driver)
  97 {
  98         zblib_check_null_ret_error("driver", driver, NULL);
  99
 100         return driver->priv_object;
 101 }
 102
 103 gboolean zblib_driver_set_dispatcher(ZigBeeDriver *driver,
 104         ZblibDriverDispatcher_t dispatcher_fn)
 105 {
 106         zblib_check_null_ret_error("driver", driver, FALSE);
 107
 108         driver->dispatcher_fn = dispatcher_fn;
 109
 110         return TRUE;
 111 }
 112
 113 gboolean zblib_driver_set_free_hook(ZigBeeDriver *driver,
 114         ZblibDriverFreeHook_t free_hook_fn)
 115 {
 116         zblib_check_null_ret_error("driver", driver, FALSE);
 117
 118         driver->free_hook_fn = free_hook_fn;
 119
 120         return TRUE;
 121 }
 122
 123 ZblibDriverType_e zblib_driver_ref_driver_type(ZigBeeDriver *driver)
 124 {
 125         zblib_check_null_ret_error("driver",
 126                 driver, ZBLIB_DRIVER_TYPE_NONE);
 127
 128         return driver->driver_type;
 129 }
 130
 131 gpointer zblib_driver_ref_request_data(ZigBeeDriver *driver,
 132         guint request_id)
 133 {
 134         ZigBeeService *service = NULL;
 135
 136         zblib_check_null_ret_error("driver", driver, NULL);
 137
 138         service = driver->service;
 139         zblib_check_null_ret_error("service", service, NULL);
 140
 141         /* Fetch request data */
 142         return zblib_request_ref_request_data_by_id(service,
 143                 request_id);
 144 }
 145
 146 gboolean zblib_driver_dispatch_request(ZigBeeDriver *driver,
 147         guint request_id)
 148 {
 149         zblib_check_null_ret_error("driver", driver, FALSE);
 150         zblib_check_null_ret_error("driver->dispatcher_fn",
 151                 driver->dispatcher_fn, FALSE);
 152
 153         /* Dispatch request to driver dispatcher function */
 154         return driver->dispatcher_fn(driver, request_id);
 155 }
 156
 157 void zblib_driver_send_response(ZigBeeDriver *driver,
 158         guint request_id, gpointer resp_data, guint resp_data_len)
 159 {
 160         ZigBeePlugin *plugin = NULL;
 161
 162         zblib_check_null_ret("driver", driver);
 163
 164         plugin = driver->plugin;
 165         zblib_check_null_ret("plugin", plugin);
 166
 167         /* Send response to plugin */
 168         zblib_plugin_send_response(plugin,
 169                 request_id, resp_data, resp_data_len);
 170 }