| /* Copyright (c) 2011-2013, 2015, 2017The 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. |
| * |
| */ |
| #define LOG_NDDEBUG 0 |
| #define LOG_TAG "LocSvc_MsgTask" |
| |
| #include <unistd.h> |
| #include <MsgTask.h> |
| #include <msg_q.h> |
| #include <loc_log.h> |
| #include <platform_lib_includes.h> |
| |
| static void LocMsgDestroy(void* msg) { |
| delete (LocMsg*)msg; |
| } |
| |
| MsgTask::MsgTask(LocThread::tCreate tCreator, |
| const char* threadName, bool joinable) : |
| mQ(msg_q_init2()), mThread(new LocThread()) { |
| if (!mThread->start(tCreator, threadName, this, joinable)) { |
| delete mThread; |
| mThread = NULL; |
| } |
| } |
| |
| MsgTask::MsgTask(const char* threadName, bool joinable) : |
| mQ(msg_q_init2()), mThread(new LocThread()) { |
| if (!mThread->start(threadName, this, joinable)) { |
| delete mThread; |
| mThread = NULL; |
| } |
| } |
| |
| MsgTask::~MsgTask() { |
| msg_q_flush((void*)mQ); |
| msg_q_destroy((void**)&mQ); |
| } |
| |
| void MsgTask::destroy() { |
| msg_q_unblock((void*)mQ); |
| if (mThread) { |
| LocThread* thread = mThread; |
| mThread = NULL; |
| delete thread; |
| } else { |
| delete this; |
| } |
| } |
| |
| void MsgTask::sendMsg(const LocMsg* msg) const { |
| if (msg) { |
| msg_q_snd((void*)mQ, (void*)msg, LocMsgDestroy); |
| } else { |
| LOC_LOGE("%s: msg is NULL", __func__); |
| } |
| } |
| |
| void MsgTask::prerun() { |
| // make sure we do not run in background scheduling group |
| platform_lib_abstraction_set_sched_policy(platform_lib_abstraction_gettid(), PLA_SP_FOREGROUND); |
| } |
| |
| bool MsgTask::run() { |
| LocMsg* msg; |
| msq_q_err_type result = msg_q_rcv((void*)mQ, (void **)&msg); |
| if (eMSG_Q_SUCCESS != result) { |
| LOC_LOGE("%s:%d] fail receiving msg: %s\n", __func__, __LINE__, |
| loc_get_msg_q_status(result)); |
| return false; |
| } |
| |
| msg->log(); |
| // there is where each individual msg handling is invoked |
| msg->proc(); |
| |
| delete msg; |
| |
| return true; |
| } |