96 lines
3.2 KiB
C
96 lines
3.2 KiB
C
/*
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* Copyright (c) 2022-2022 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_IPCLIMIT_H
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#define _LOS_IPCLIMIT_H
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#include "los_typedef.h"
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#include "los_atomic.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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typedef struct ProcIPCLimit {
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Atomic rc;
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UINT32 mqCount;
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UINT32 mqFailedCount;
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UINT32 mqCountLimit;
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UINT32 shmSize;
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UINT32 shmFailedCount;
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UINT32 shmSizeLimit;
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UINT64 migrateTime;
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} ProcIPCLimit;
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enum IPCStatType {
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IPC_STAT_TYPE_MQ = 0,
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IPC_STAT_TYPE_SHM = 3,
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IPC_STAT_TYPE_BUT // buttock
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};
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enum IPCStatOffset {
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IPC_STAT_OFFSET_MQ = 0,
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IPC_STAT_OFFSET_SHM = 3,
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IPC_STAT_OFFSET_BUT // buttock
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};
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enum StatItem {
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STAT_ITEM_TOTAL,
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STAT_ITEM_FAILED,
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STAT_ITEM_LIMIT,
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STAT_ITEM_BUT // buttock
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};
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VOID OsIPCLimitInit(UINTPTR limite);
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VOID *OsIPCLimitAlloc(VOID);
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VOID OsIPCLimitFree(UINTPTR limite);
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VOID OsIPCLimitCopy(UINTPTR dest, UINTPTR src);
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BOOL OsIPCLimiteMigrateCheck(UINTPTR curr, UINTPTR parent);
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VOID OsIPCLimitMigrate(UINTPTR currLimit, UINTPTR parentLimit, UINTPTR process);
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BOOL OsIPCLimitAddProcessCheck(UINTPTR limit, UINTPTR process);
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VOID OsIPCLimitAddProcess(UINTPTR limit, UINTPTR process);
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VOID OsIPCLimitDelProcess(UINTPTR limit, UINTPTR process);
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UINT32 OsIPCLimitSetMqLimit(ProcIPCLimit *ipcLimit, UINT32 value);
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UINT32 OsIPCLimitSetShmLimit(ProcIPCLimit *ipcLimit, UINT32 value);
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UINT32 OsIPCLimitMqAlloc(VOID);
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VOID OsIPCLimitMqFree(VOID);
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UINT32 OsIPCLimitShmAlloc(UINT32 size);
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VOID OsIPCLimitShmFree(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_IPCIMIT_H */
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