118 lines
3.2 KiB
C
118 lines
3.2 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.
|
|
*/
|
|
|
|
#include "sys/types.h"
|
|
#include "sys/shm.h"
|
|
#include "errno.h"
|
|
#include "unistd.h"
|
|
#include "los_vm_syscall.h"
|
|
#include "fs/file.h"
|
|
|
|
|
|
void *SysMmap(void *addr, size_t size, int prot, int flags, int fd, size_t offset)
|
|
{
|
|
/* Process fd convert to system global fd */
|
|
fd = GetAssociatedSystemFd(fd);
|
|
|
|
return (void *)LOS_MMap((uintptr_t)addr, size, prot, flags, fd, offset);
|
|
}
|
|
|
|
int SysMunmap(void *addr, size_t size)
|
|
{
|
|
return LOS_UnMMap((uintptr_t)addr, size);
|
|
}
|
|
|
|
void *SysMremap(void *oldAddr, size_t oldLen, size_t newLen, int flags, void *newAddr)
|
|
{
|
|
return (void *)LOS_DoMremap((vaddr_t)oldAddr, oldLen, newLen, flags, (vaddr_t)newAddr);
|
|
}
|
|
|
|
int SysMprotect(void *vaddr, size_t len, int prot)
|
|
{
|
|
return LOS_DoMprotect((uintptr_t)vaddr, len, (unsigned long)prot);
|
|
}
|
|
|
|
void *SysBrk(void *addr)
|
|
{
|
|
return LOS_DoBrk(addr);
|
|
}
|
|
|
|
#ifdef LOSCFG_KERNEL_SHM
|
|
int SysShmGet(key_t key, size_t size, int shmflg)
|
|
{
|
|
int ret;
|
|
|
|
ret = ShmGet(key, size, shmflg);
|
|
if (ret < 0) {
|
|
return -get_errno();
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
void *SysShmAt(int shmid, const void *shmaddr, int shmflg)
|
|
{
|
|
void *ret = NULL;
|
|
|
|
ret = ShmAt(shmid, shmaddr, shmflg);
|
|
if (ret == (void *)-1) {
|
|
return (void *)(intptr_t)-get_errno();
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
int SysShmCtl(int shmid, int cmd, struct shmid_ds *buf)
|
|
{
|
|
int ret;
|
|
|
|
ret = ShmCtl(shmid, cmd, buf);
|
|
if (ret < 0) {
|
|
return -get_errno();
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
int SysShmDt(const void *shmaddr)
|
|
{
|
|
int ret;
|
|
|
|
ret = ShmDt(shmaddr);
|
|
if (ret < 0) {
|
|
return -get_errno();
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
#endif
|
|
|