mirror of
https://github.com/openharmony/startup_init_lite.git
synced 2026-07-01 22:44:01 -04:00
zhong_ning
81 lines
2.8 KiB
C
Executable File
81 lines
2.8 KiB
C
Executable File
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef BASE_STARTUP_PARAM_MANAGER_H
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#define BASE_STARTUP_PARAM_MANAGER_H
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#include <stdio.h>
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#include <string.h>
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#include "param_message.h"
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#include "param_persist.h"
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#include "param_security.h"
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#include "param_trie.h"
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#include "param_utils.h"
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#include "sys_param.h"
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif
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#endif
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#define futex(addr1, op, val, rel, addr2, val3) syscall(SYS_futex, addr1, op, val, rel, addr2, val3)
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#define futex_wait_always(addr1) syscall(SYS_futex, addr1, FUTEX_WAIT, *(int *)(addr1), 0, 0, 0)
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#define futex_wake_single(addr1) syscall(SYS_futex, addr1, FUTEX_WAKE, 1, 0, 0, 0)
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typedef struct {
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uint32_t flags;
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WorkSpace paramSpace;
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ParamSecurityLabel *securityLabel;
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ParamSecurityOps paramSecurityOps;
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ParamTaskPtr serverTask;
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ParamTaskPtr timer;
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} ParamWorkSpace;
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typedef struct {
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uint32_t flags;
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ParamTaskPtr saveTimer;
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time_t lastSaveTimer;
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PersistParamOps persistParamOps;
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} ParamPersistWorkSpace;
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int InitParamWorkSpace(ParamWorkSpace *workSpace, int onlyRead);
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void CloseParamWorkSpace(ParamWorkSpace *workSpace);
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int ReadParamWithCheck(const ParamWorkSpace *workSpace, const char *name, uint32_t op, ParamHandle *handle);
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int ReadParamValue(const ParamWorkSpace *workSpace, ParamHandle handle, char *value, uint32_t *len);
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int ReadParamName(const ParamWorkSpace *workSpace, ParamHandle handle, char *name, uint32_t len);
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int ReadParamCommitId(const ParamWorkSpace *workSpace, ParamHandle handle, uint32_t *commitId);
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int CheckParamName(const char *name, int paramInfo);
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int CheckParamPermission(const ParamWorkSpace *workSpace,
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const ParamSecurityLabel *srcLabel, const char *name, uint32_t mode);
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typedef void (*TraversalParamPtr)(ParamHandle handle, void *context);
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typedef struct {
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TraversalParamPtr traversalParamPtr;
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void *context;
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} ParamTraversalContext;
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int TraversalParam(const ParamWorkSpace *workSpace, TraversalParamPtr walkFunc, void *cookie);
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ParamWorkSpace *GetParamWorkSpace(void);
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ParamWorkSpace *GetClientParamWorkSpace(void);
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void DumpParameters(const ParamWorkSpace *workSpace, int verbose);
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#ifdef __cplusplus
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#if __cplusplus
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}
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#endif
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#endif
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#endif |