FP4: Import GPS HAL from LA.UM.9.12.r1-13800-SMxx50.0
Change-Id: Ia11d98eaa5191f923299950e8eb166d0e8fd67f8
diff --git a/gps/utils/MsgTask.cpp b/gps/utils/MsgTask.cpp
new file mode 100644
index 0000000..6ef689a
--- /dev/null
+++ b/gps/utils/MsgTask.cpp
@@ -0,0 +1,120 @@
+/* Copyright (c) 2011-2013, 2015, 2017, 2020 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.
+ *
+ */
+#define LOG_NDEBUG 0
+#define LOG_TAG "LocSvc_MsgTask"
+
+#include <unistd.h>
+#include <MsgTask.h>
+#include <msg_q.h>
+#include <log_util.h>
+#include <loc_log.h>
+#include <loc_pla.h>
+
+namespace loc_util {
+
+class MTRunnable : public LocRunnable {
+ const void* mQ;
+public:
+ inline MTRunnable(const void* q) : mQ(q) {}
+ virtual ~MTRunnable();
+ // Overrides of LocRunnable methods
+ // This method will be repeated called until it returns false; or
+ // until thread is stopped.
+ virtual bool run() override;
+
+ // The method to be run before thread loop (conditionally repeatedly)
+ // calls run()
+ virtual void prerun() override;
+
+ // to interrupt the run() method and come out of that
+ virtual void interrupt() override;
+};
+
+static void LocMsgDestroy(void* msg) {
+ delete (LocMsg*)msg;
+}
+
+MsgTask::MsgTask(const char* threadName) :
+ mQ(msg_q_init2()), mThread() {
+ mThread.start(threadName, std::make_shared<MTRunnable>(mQ));
+}
+
+void MsgTask::sendMsg(const LocMsg* msg) const {
+ if (msg && this) {
+ msg_q_snd((void*)mQ, (void*)msg, LocMsgDestroy);
+ } else {
+ LOC_LOGE("%s: msg is %p and this is %p",
+ __func__, msg, this);
+ }
+}
+
+void MsgTask::sendMsg(const std::function<void()> runnable) const {
+ struct RunMsg : public LocMsg {
+ const std::function<void()> mRunnable;
+ public:
+ inline RunMsg(const std::function<void()> runnable) : mRunnable(runnable) {}
+ ~RunMsg() = default;
+ inline virtual void proc() const override { mRunnable(); }
+ };
+ sendMsg(new RunMsg(runnable));
+}
+
+void MTRunnable::interrupt() {
+ msg_q_unblock((void*)mQ);
+}
+
+void MTRunnable::prerun() {
+ // make sure we do not run in background scheduling group
+ set_sched_policy(gettid(), SP_FOREGROUND);
+}
+
+bool MTRunnable::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;
+}
+
+MTRunnable::~MTRunnable() {
+ msg_q_flush((void*)mQ);
+ msg_q_destroy((void**)&mQ);
+}
+
+} // namespace loc_util