115 lines
4.0 KiB
C
115 lines
4.0 KiB
C
/*
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* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _LOS_PLIMITS_H
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#define _LOS_PLIMITS_H
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#include "los_list.h"
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#include "los_typedef.h"
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#include "los_processlimit.h"
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#include "los_memlimit.h"
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#include "los_ipclimit.h"
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#include "los_devicelimit.h"
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#include "los_schedlimit.h"
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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/* proc limit set lock */
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#define PLIMITS_MIN_PERIOD_IN_US 1000000
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#define PLIMITS_MIN_QUOTA_IN_US 1
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#define PLIMITS_DELETE_WAIT_TIME 1000
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typedef struct ProcessCB LosProcessCB;
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enum ProcLimiterID {
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PROCESS_LIMITER_ID_PIDS = 0,
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#ifdef LOSCFG_KERNEL_MEM_PLIMIT
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PROCESS_LIMITER_ID_MEM,
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#endif
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#ifdef LOSCFG_KERNEL_SCHED_PLIMIT
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PROCESS_LIMITER_ID_SCHED,
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#endif
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#ifdef LOSCFG_KERNEL_DEV_PLIMIT
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PROCESS_LIMITER_ID_DEV,
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#endif
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#ifdef LOSCFG_KERNEL_IPC_PLIMIT
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PROCESS_LIMITER_ID_IPC,
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#endif
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PROCESS_LIMITER_COUNT,
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};
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typedef struct {
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#ifdef LOSCFG_KERNEL_MEM_PLIMIT
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UINT64 memUsed;
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#endif
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#ifdef LOSCFG_KERNEL_IPC_PLIMIT
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UINT32 mqCount;
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UINT32 shmSize;
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#endif
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#ifdef LOSCFG_KERNEL_SCHED_PLIMIT
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UINT64 allRuntime;
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#endif
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} PLimitsData;
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typedef struct TagPLimiterSet {
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struct TagPLimiterSet *parent; /* plimite parent */
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LOS_DL_LIST childList; /* plimite childList */
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LOS_DL_LIST processList;
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UINT32 pidCount;
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UINTPTR limitsList[PROCESS_LIMITER_COUNT]; /* plimite list */
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UINT32 mask; /* each bit indicates that a limite exists */
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UINT8 level; /* plimits hierarchy level */
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} ProcLimiterSet;
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typedef struct ProcessCB LosProcessCB;
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ProcLimiterSet *OsRootPLimitsGet(VOID);
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UINT32 OsPLimitsAddProcess(ProcLimiterSet *plimits, LosProcessCB *processCB);
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UINT32 OsPLimitsAddPid(ProcLimiterSet *plimits, UINT32 pid);
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VOID OsPLimitsDeleteProcess(LosProcessCB *processCB);
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UINT32 OsPLimitsPidsGet(const ProcLimiterSet *plimits, UINT32 *pids, UINT32 size);
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UINT32 OsPLimitsFree(ProcLimiterSet *currPLimits);
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ProcLimiterSet *OsPLimitsCreate(ProcLimiterSet *parentProcLimiterSet);
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UINT32 OsProcLimiterSetInit(VOID);
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UINT32 OsPLimitsMemUsageGet(ProcLimiterSet *plimits, UINT64 *usage, UINT32 size);
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UINT32 OsPLimitsIPCStatGet(ProcLimiterSet *plimits, ProcIPCLimit *ipc, UINT32 size);
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UINT32 OsPLimitsSchedUsageGet(ProcLimiterSet *plimits, UINT64 *usage, UINT32 size);
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#ifdef __cplusplus
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#if __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#endif /* _LOS_PLIMITS_H */
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