| /* |
| Copyright (c) 2015, The Linux Foundation. All rights reserved. |
| |
| Redistribution and use in source and binary forms, with or without |
| modification, are permitted provided that the following conditions are |
| met: |
| * Redistributions of source code must retain the above copyright |
| notice, this list of conditions and the following disclaimer. |
| * Redistributions in binary form must reproduce the above |
| copyright notice, this list of conditions and the following |
| disclaimer in the documentation and/or other materials provided |
| with the distribution. |
| * Neither the name of The Linux Foundation nor the names of its |
| contributors may be used to endorse or promote products derived |
| from this software without specific prior written permission. |
| |
| THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #include <sys/wait.h> |
| #include <cutils/log.h> |
| #include <dlfcn.h> |
| #include <cutils/properties.h> |
| #include <logwrap/logwrap.h> |
| |
| #include "QtiDataController.h" |
| #include "NetdConstants.h" |
| |
| |
| void *_libDataHandle = NULL; |
| void (*_initDataController) () = NULL; |
| int (*_blockAllData) () = NULL; |
| int (*_unblockAllData) () = NULL; |
| unsigned (*_checkAppInWhitelist) (SocketClient *cli) = NULL; |
| |
| void initDataControllerLibrary() { |
| if (!_libDataHandle) { |
| _libDataHandle = dlopen("libdatactrl.so", RTLD_NOW); |
| if (_libDataHandle) { |
| *(void **)&_initDataController = |
| dlsym(_libDataHandle, "initDataController"); |
| *(void **)&_blockAllData = |
| dlsym(_libDataHandle, "blockAllData"); |
| *(void **)&_unblockAllData = |
| dlsym(_libDataHandle, "unblockAllData"); |
| *(void **)&_checkAppInWhitelist = |
| dlsym(_libDataHandle, "checkAppInWhitelist"); |
| ALOGI("Successfully loaded %s", "Zero Balance libdatacontroller"); |
| } else { |
| ALOGE("Failed to open libdatactrl, " |
| "some features may not be present."); |
| } |
| } |
| } |
| |
| |
| void initializeDataControllerLib() { |
| initDataControllerLibrary(); |
| if (_initDataController) _initDataController(); |
| } |
| |
| int blockAllData() { |
| if (_blockAllData) return _blockAllData(); |
| return -1; |
| } |
| |
| int unblockAllData() { |
| if (_unblockAllData) return _unblockAllData(); |
| return -1; |
| } |
| |
| unsigned checkAppInWhitelist(SocketClient *cli) { |
| if (_checkAppInWhitelist) return _checkAppInWhitelist(cli); |
| return 0; |
| } |
| |