79 lines
2.9 KiB
C
79 lines
2.9 KiB
C
/*
|
|
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
|
|
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without modification,
|
|
* are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice, this list of
|
|
* conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
|
|
* of conditions and the following disclaimer in the documentation and/or other materials
|
|
* provided with the distribution.
|
|
*
|
|
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
|
|
* to endorse or promote products derived from this software without specific prior written
|
|
* permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
|
|
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
|
|
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
|
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
|
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
|
|
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
|
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
|
|
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
|
|
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/**
|
|
* @defgroup los_vm_syscall vm syscall definition
|
|
* @ingroup kernel
|
|
*/
|
|
|
|
#ifndef __LOS_VM_SYSCALL_H__
|
|
#define __LOS_VM_SYSCALL_H__
|
|
|
|
#include "sys/shm.h"
|
|
#include "sys/mman.h"
|
|
|
|
#ifdef __cplusplus
|
|
#if __cplusplus
|
|
extern "C" {
|
|
#endif /* __cplusplus */
|
|
#endif /* __cplusplus */
|
|
|
|
STATIC INLINE BOOL LOS_IsNamedMapping(unsigned long flags)
|
|
{
|
|
return ((flags & MAP_ANONYMOUS) == 0);
|
|
}
|
|
|
|
STATIC INLINE BOOL LOS_IsAnonymousMapping(unsigned long flags)
|
|
{
|
|
return ((flags & MAP_ANONYMOUS) == MAP_ANONYMOUS);
|
|
}
|
|
|
|
VADDR_T LOS_MMap(VADDR_T vaddr, size_t len, unsigned prot, unsigned long flags, int fd, unsigned long pgoff);
|
|
STATUS_T LOS_UnMMap(VADDR_T addr, size_t size);
|
|
VOID *LOS_DoBrk(VOID *addr);
|
|
INT32 LOS_DoMprotect(VADDR_T vaddr, size_t len, unsigned long prot);
|
|
VADDR_T LOS_DoMremap(VADDR_T oldAddress, size_t oldSize, size_t newSize, int flags, VADDR_T newAddr);
|
|
VOID LOS_DumpMemRegion(VADDR_T vaddr);
|
|
UINT32 ShmInit(VOID);
|
|
UINT32 ShmDeinit(VOID);
|
|
INT32 ShmGet(key_t key, size_t size, INT32 shmflg);
|
|
VOID *ShmAt(INT32 shmid, const VOID *shmaddr, INT32 shmflg);
|
|
INT32 ShmCtl(INT32 shmid, INT32 cmd, struct shmid_ds *buf);
|
|
INT32 ShmDt(const VOID *shmaddr);
|
|
|
|
#ifdef __cplusplus
|
|
#if __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
#endif /* __cplusplus */
|
|
|
|
#endif /* __LOS_VM_SYSCALL_H__ */
|