73 lines
2.0 KiB
C
73 lines
2.0 KiB
C
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/*
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* File : mman.h
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2017, RT-Thread Development Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Change Logs:
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* Date Author Notes
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* 2017/11/30 Bernard The first version.
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*/
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#ifndef _SYS_MMAN_H
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#define _SYS_MMAN_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define MAP_FAILED ((void *) -1)
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#define MAP_SHARED 0x01
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#define MAP_PRIVATE 0x02
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#define MAP_TYPE 0x0f
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#define MAP_FIXED 0x10
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#define MAP_ANON 0x20
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#define MAP_ANONYMOUS MAP_ANON
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#define MAP_NORESERVE 0x4000
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#define MAP_GROWSDOWN 0x0100
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#define MAP_DENYWRITE 0x0800
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#define MAP_EXECUTABLE 0x1000
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#define MAP_LOCKED 0x2000
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#define MAP_POPULATE 0x8000
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#define MAP_NONBLOCK 0x10000
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#define MAP_STACK 0x20000
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#define MAP_HUGETLB 0x40000
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#define MAP_FILE 0
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#define PROT_NONE 0
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#define PROT_READ 1
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#define PROT_WRITE 2
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#define PROT_EXEC 4
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#define PROT_GROWSDOWN 0x01000000
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#define PROT_GROWSUP 0x02000000
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#define MS_ASYNC 1
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#define MS_INVALIDATE 2
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#define MS_SYNC 4
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#define MCL_CURRENT 1
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#define MCL_FUTURE 2
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#define MCL_ONFAULT 4
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void *mmap (void *start, size_t len, int prot, int flags, int fd, off_t off);
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int munmap (void *start, size_t len);
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#ifdef __cplusplus
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}
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#endif
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#endif
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