提交 #1

base/startup/bootstrap_lite/services/source/bootstrap_service.c

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+/*
+ * Copyright (c) 2020 Huawei Device Co., Ltd.
+ * 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 "bootstrap_service.h"
+#include <ohos_init.h>
+#include "samgr_lite.h"
+
+#define LOAD_FLAG 0x01
+typedef struct Bootstrap {
+    INHERIT_SERVICE;
+    Identity identity;
+    uint8 flag;
+} Bootstrap;
+static const char *GetName(Service *service);
+static BOOL Initialize(Service *service, Identity identity);
+static TaskConfig GetTaskConfig(Service *service);
+static BOOL MessageHandle(Service *service, Request *request);
+
+static void Init(void)
+{
+    static Bootstrap bootstrap;
+    bootstrap.GetName = GetName;
+    bootstrap.Initialize = Initialize;
+    bootstrap.MessageHandle = MessageHandle;
+    bootstrap.GetTaskConfig = GetTaskConfig;
+    bootstrap.flag = FALSE;
+    SAMGR_GetInstance()->RegisterService((Service *)&bootstrap);
+}
+SYS_SERVICE_INIT(Init);
+
+static const char *GetName(Service *service)
+{
+    (void)service;
+    return BOOTSTRAP_SERVICE;
+}
+
+static BOOL Initialize(Service *service, Identity identity)
+{
+    Bootstrap *bootstrap = (Bootstrap *)service;
+    bootstrap->identity = identity;
+    return TRUE;
+}
+
+static BOOL MessageHandle(Service *service, Request *request)
+{
+    Bootstrap *bootstrap = (Bootstrap *)service;
+    switch (request->msgId) {
+        case BOOT_SYS_COMPLETED:
+            if ((bootstrap->flag & LOAD_FLAG) != LOAD_FLAG) {
+                INIT_APP_CALL(service);
+                INIT_APP_CALL(feature);
+                bootstrap->flag |= LOAD_FLAG;
+            }
+            (void)SAMGR_SendResponseByIdentity(&bootstrap->identity, request, NULL);
+            break;
+
+        case BOOT_APP_COMPLETED:
+            (void)SAMGR_SendResponseByIdentity(&bootstrap->identity, request, NULL);
+            break;
+
+        case BOOT_REG_SERVICE:
+            (void)SAMGR_SendResponseByIdentity(&bootstrap->identity, request, NULL);
+            break;
+
+        default:
+            break;
+    }
+    return TRUE;
+}
+
+static TaskConfig GetTaskConfig(Service *service)
+{
+    (void)service;
+    // The bootstrap service uses a stack of 2 KB (0x800) in size and a queue of 20 elements.
+    // You can adjust it according to the actual situation.
+    TaskConfig config = {LEVEL_HIGH, PRI_NORMAL, 0x800, 20, SHARED_TASK};
+    return config;
+}