Import app manager, samples and test-tools

core/app-mgr/app-manager/watchdog.c

@@ -0,0 +1,140 @@
+/*
+ * Copyright (C) 2019 Intel Corporation.  All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "watchdog.h"
+#include "bh_queue.h"
+#include "bh_thread.h"
+#include "bh_memory.h"
+#include "jeff_export.h"
+
+#define WATCHDOG_THREAD_PRIORITY 5
+
+/* Queue of watchdog */
+static bh_queue *watchdog_queue;
+
+#ifdef WATCHDOG_ENABLED /* TODO */
+static void watchdog_timer_callback(void *timer)
+{
+    watchdog_timer *wd_timer = app_manager_get_wd_timer_from_timer_handle(
+            timer);
+
+    watchdog_timer_stop(wd_timer);
+
+    vm_mutex_lock(&wd_timer->lock);
+
+    if (!wd_timer->is_stopped) {
+
+        wd_timer->is_interrupting = true;
+
+        bh_post_msg(watchdog_queue, WD_TIMEOUT, wd_timer->module_data,
+                sizeof(module_data));
+    }
+
+    vm_mutex_unlock(&wd_timer->lock);
+}
+#endif
+
+bool watchdog_timer_init(module_data *m_data)
+{
+#ifdef WATCHDOG_ENABLED /* TODO */
+    watchdog_timer *wd_timer = &m_data->wd_timer;
+
+    if (BH_SUCCESS != vm_mutex_init(&wd_timer->lock))
+    return false;
+
+    if (!(wd_timer->timer_handle =
+                    app_manager_timer_create(watchdog_timer_callback, wd_timer))) {
+        vm_mutex_destroy(&wd_timer->lock);
+        return false;
+    }
+
+    wd_timer->module_data = m_data;
+    wd_timer->is_interrupting = false;
+    wd_timer->is_stopped = false;
+#endif
+    return true;
+}
+
+void watchdog_timer_destroy(watchdog_timer *wd_timer)
+{
+#ifdef WATCHDOG_ENABLED /* TODO */
+    app_manager_timer_destroy(wd_timer->timer_handle);
+    vm_mutex_destroy(&wd_timer->lock);
+#endif
+}
+
+void watchdog_timer_start(watchdog_timer *wd_timer)
+{
+    vm_mutex_lock(&wd_timer->lock);
+
+    wd_timer->is_interrupting = false;
+    wd_timer->is_stopped = false;
+    app_manager_timer_start(wd_timer->timer_handle,
+            wd_timer->module_data->timeout);
+
+    vm_mutex_unlock(&wd_timer->lock);
+}
+
+void watchdog_timer_stop(watchdog_timer *wd_timer)
+{
+    app_manager_timer_stop(wd_timer->timer_handle);
+}
+
+#ifdef WATCHDOG_ENABLED /* TODO */
+static void watchdog_queue_callback(void *queue_msg)
+{
+    if (bh_message_type(queue_msg) == WD_TIMEOUT) {
+        module_data *m_data = (module_data *) bh_message_payload(queue_msg);
+        if (g_module_interfaces[m_data->module_type]
+                && g_module_interfaces[m_data->module_type]->module_watchdog_kill) {
+            g_module_interfaces[m_data->module_type]->module_watchdog_kill(
+                    m_data);
+            app_manager_post_applets_update_event();
+        }
+    }
+}
+#endif
+
+#ifdef WATCHDOG_ENABLED /* TODO */
+static void*
+watchdog_thread_routine(void *arg)
+{
+    /* Enter loop run */
+    bh_queue_enter_loop_run(watchdog_queue, watchdog_queue_callback);
+
+    (void) arg;
+    return NULL;
+}
+#endif
+
+bool watchdog_startup()
+{
+    if (!(watchdog_queue = bh_queue_create())) {
+        app_manager_printf(
+                "App Manager start failed: create watchdog queue failed.\n");
+        return false;
+    }
+#if 0
+//todo: enable watchdog
+    /* Start watchdog thread */
+    if (!jeff_runtime_create_supervisor_thread_with_prio(watchdog_thread_routine, NULL,
+                    WATCHDOG_THREAD_PRIORITY)) {
+        bh_queue_destroy(watchdog_queue);
+        return false;
+    }
+#endif
+    return true;
+}