src/stc-manager-plugin-firewall.c

   1 /*
   2  * Copyright (c) 2016 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <dlfcn.h>
  18
  19 #include "stc-manager.h"
  20 #include "stc-manager-plugin-firewall.h"
  21
  22 static gboolean stc_plugin_enabled = FALSE;
  23 static void *handle_plugin;
  24 static stc_plugin_firewall_s *stc_plugin;
  25
  26 //LCOV_EXCL_START
  27 int stc_plugin_firewall_init(void)
  28 {
  29         __STC_LOG_FUNC_ENTER__;
  30
  31         handle_plugin = dlopen(STC_PLUGIN_FIREWALL_FILEPATH, RTLD_NOW);
  32         if (!handle_plugin) {
  33                 STC_LOGE("Can't load %s: %s", STC_PLUGIN_FIREWALL_FILEPATH, dlerror());
  34                 __STC_LOG_FUNC_EXIT__;
  35                 return STC_ERROR_UNINITIALIZED;
  36         }
  37
  38         stc_plugin = dlsym(handle_plugin, "stc_plugin_firewall");
  39         if (!stc_plugin) {
  40                 STC_LOGE("Can't load symbol: %s", dlerror());
  41                 dlclose(handle_plugin);
  42                 __STC_LOG_FUNC_EXIT__;
  43                 return STC_ERROR_UNINITIALIZED;
  44         }
  45
  46         stc_plugin->initialize_plugin();
  47         stc_plugin_enabled = TRUE;
  48
  49         __STC_LOG_FUNC_EXIT__;
  50         return STC_ERROR_NONE;
  51 }
  52
  53 int stc_plugin_firewall_deinit(void)
  54 {
  55         __STC_LOG_FUNC_ENTER__;
  56
  57         if (!stc_plugin_enabled)
  58                 return STC_ERROR_UNINITIALIZED;
  59
  60         stc_plugin->deinitialize_plugin();
  61         stc_plugin_enabled = FALSE;
  62         dlclose(handle_plugin);
  63
  64         __STC_LOG_FUNC_EXIT__;
  65         return STC_ERROR_NONE;
  66 }
  67
  68 int stc_plugin_firewall_lock(void)
  69 {
  70         if (!stc_plugin_enabled) {
  71                 if (STC_DEBUG_LOG)
  72                         STC_LOGE("Plugin wasn't enabled");
  73                 return STC_ERROR_UNINITIALIZED;
  74         }
  75
  76         if (!stc_plugin) {
  77                 if (STC_DEBUG_LOG)
  78                         STC_LOGE("Plugin wasn't loaded");
  79                 return STC_ERROR_UNINITIALIZED;
  80         }
  81
  82         return stc_plugin->lock_firewall();
  83 }
  84
  85 int stc_plugin_firewall_unlock(void)
  86 {
  87         if (!stc_plugin_enabled) {
  88                 if (STC_DEBUG_LOG)
  89                         STC_LOGE("Plugin wasn't enabled");
  90                 return STC_ERROR_UNINITIALIZED;
  91         }
  92
  93         if (!stc_plugin) {
  94                 if (STC_DEBUG_LOG)
  95                         STC_LOGE("Plugin wasn't loaded");
  96                 return STC_ERROR_UNINITIALIZED;
  97         }
  98
  99         return stc_plugin->unlock_firewall();
 100 }
 101
 102
 103 int stc_plugin_firewall_get_lock(int *state)
 104 {
 105         if (!stc_plugin_enabled) {
 106                 if (STC_DEBUG_LOG)
 107                         STC_LOGE("Plugin wasn't enabled");
 108                 return STC_ERROR_UNINITIALIZED;
 109         }
 110
 111         if (!stc_plugin) {
 112                 if (STC_DEBUG_LOG)
 113                         STC_LOGE("Plugin wasn't loaded");
 114                 return STC_ERROR_UNINITIALIZED;
 115         }
 116
 117         return stc_plugin->get_lock_firewall(state);
 118 }
 119
 120 API int stc_plugin_firewall_update(void)
 121 {
 122         if (!stc_plugin_enabled) {
 123                 if (STC_DEBUG_LOG)
 124                         STC_LOGE("Plugin wasn't enabled");
 125                 return STC_ERROR_UNINITIALIZED;
 126         }
 127
 128         if (!stc_plugin) {
 129                 if (STC_DEBUG_LOG)
 130                         STC_LOGE("Plugin wasn't loaded");
 131                 return STC_ERROR_UNINITIALIZED;
 132         }
 133
 134         return stc_plugin->update_firewall();
 135 }
 136
 137 int stc_plugin_firewall_add_chain(char *chain)
 138 {
 139         if (!stc_plugin_enabled) {
 140                 if (STC_DEBUG_LOG)
 141                         STC_LOGE("Plugin wasn't enabled");
 142                 return STC_ERROR_UNINITIALIZED;
 143         }
 144
 145         if (!stc_plugin) {
 146                 if (STC_DEBUG_LOG)
 147                         STC_LOGE("Plugin wasn't loaded");
 148                 return STC_ERROR_UNINITIALIZED;
 149         }
 150
 151         return stc_plugin->add_chain(chain);
 152 }
 153
 154 int stc_plugin_firewall_remove_chain(char *chain)
 155 {
 156         if (!stc_plugin_enabled) {
 157                 if (STC_DEBUG_LOG)
 158                         STC_LOGE("Plugin wasn't enabled");
 159                 return STC_ERROR_UNINITIALIZED;
 160         }
 161
 162         if (!stc_plugin) {
 163                 if (STC_DEBUG_LOG)
 164                         STC_LOGE("Plugin wasn't loaded");
 165                 return STC_ERROR_UNINITIALIZED;
 166         }
 167
 168         return stc_plugin->remove_chain(chain);
 169 }
 170
 171 int stc_plugin_firewall_flush_chain(char *chain)
 172 {
 173         if (!stc_plugin_enabled) {
 174                 if (STC_DEBUG_LOG)
 175                         STC_LOGE("Plugin wasn't enabled");
 176                 return STC_ERROR_UNINITIALIZED;
 177         }
 178
 179         if (!stc_plugin) {
 180                 if (STC_DEBUG_LOG)
 181                         STC_LOGE("Plugin wasn't loaded");
 182                 return STC_ERROR_UNINITIALIZED;
 183         }
 184
 185         return stc_plugin->flush_chain(chain);
 186 }
 187
 188 int stc_plugin_firewall_get_all_chain(GVariantBuilder *builder)
 189 {
 190         if (!stc_plugin_enabled) {
 191                 if (STC_DEBUG_LOG)
 192                         STC_LOGE("Plugin wasn't enabled");
 193                 return STC_ERROR_UNINITIALIZED;
 194         }
 195
 196         if (!stc_plugin) {
 197                 if (STC_DEBUG_LOG)
 198                         STC_LOGE("Plugin wasn't loaded");
 199                 return STC_ERROR_UNINITIALIZED;
 200         }
 201
 202         return stc_plugin->get_all_chain(builder);
 203 }
 204
 205 int stc_plugin_firewall_set_chain(char *chain, uint target)
 206 {
 207         if (!stc_plugin_enabled) {
 208                 if (STC_DEBUG_LOG)
 209                         STC_LOGE("Plugin wasn't enabled");
 210                 return STC_ERROR_UNINITIALIZED;
 211         }
 212
 213         if (!stc_plugin) {
 214                 if (STC_DEBUG_LOG)
 215                         STC_LOGE("Plugin wasn't loaded");
 216                 return STC_ERROR_UNINITIALIZED;
 217         }
 218
 219         return stc_plugin->set_chain(chain, target);
 220 }
 221
 222 int stc_plugin_firewall_unset_chain(char *chain)
 223 {
 224         if (!stc_plugin_enabled) {
 225                 if (STC_DEBUG_LOG)
 226                         STC_LOGE("Plugin wasn't enabled");
 227                 return STC_ERROR_UNINITIALIZED;
 228         }
 229
 230         if (!stc_plugin) {
 231                 if (STC_DEBUG_LOG)
 232                         STC_LOGE("Plugin wasn't loaded");
 233                 return STC_ERROR_UNINITIALIZED;
 234         }
 235
 236         return stc_plugin->unset_chain(chain);
 237 }
 238
 239 int stc_plugin_firewall_add_rule(GVariant *params)
 240 {
 241         if (!stc_plugin_enabled) {
 242                 if (STC_DEBUG_LOG)
 243                         STC_LOGE("Plugin wasn't enabled");
 244                 return STC_ERROR_UNINITIALIZED;
 245         }
 246
 247         if (!stc_plugin) {
 248                 if (STC_DEBUG_LOG)
 249                         STC_LOGE("Plugin wasn't loaded");
 250                 return STC_ERROR_UNINITIALIZED;
 251         }
 252
 253         return stc_plugin->add_rule(params);
 254 }
 255
 256 int stc_plugin_firewall_remove_rule(GVariant *params)
 257 {
 258         if (!stc_plugin_enabled) {
 259                 if (STC_DEBUG_LOG)
 260                         STC_LOGE("Plugin wasn't enabled");
 261                 return STC_ERROR_UNINITIALIZED;
 262         }
 263
 264         if (!stc_plugin) {
 265                 if (STC_DEBUG_LOG)
 266                         STC_LOGE("Plugin wasn't loaded");
 267                 return STC_ERROR_UNINITIALIZED;
 268         }
 269
 270         return stc_plugin->remove_rule(params);
 271 }
 272
 273 int stc_plugin_firewall_update_rule(GVariant *params)
 274 {
 275         if (!stc_plugin_enabled) {
 276                 if (STC_DEBUG_LOG)
 277                         STC_LOGE("Plugin wasn't enabled");
 278                 return STC_ERROR_UNINITIALIZED;
 279         }
 280
 281         if (!stc_plugin) {
 282                 if (STC_DEBUG_LOG)
 283                         STC_LOGE("Plugin wasn't loaded");
 284                 return STC_ERROR_UNINITIALIZED;
 285         }
 286
 287         return stc_plugin->update_rule(params);
 288 }
 289
 290 int stc_plugin_firewall_get_all_rule(GVariantBuilder *builder)
 291 {
 292         if (!stc_plugin_enabled) {
 293                 if (STC_DEBUG_LOG)
 294                         STC_LOGE("Plugin wasn't enabled");
 295                 return STC_ERROR_UNINITIALIZED;
 296         }
 297
 298         if (!stc_plugin) {
 299                 if (STC_DEBUG_LOG)
 300                         STC_LOGE("Plugin wasn't loaded");
 301                 return STC_ERROR_UNINITIALIZED;
 302         }
 303
 304         return stc_plugin->get_all_rule(builder);
 305 }
 306 //LCOV_EXCL_STOP