| 1 | /* |
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| 2 | * shared_fcntl.h - Shared structures used by file related syscalls. |
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| 3 | * |
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| 4 | * Author Alain Greiner (2016,2017,2018) |
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| 5 | * |
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| 6 | * Copyright (c) UPMC Sorbonne Universites |
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| 7 | * |
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| 8 | * This file is part of ALMOS-MKH. |
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| 9 | * |
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| 10 | * ALMOS-MKH is free software; you can redistribute it and/or modify it |
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| 11 | * under the terms of the GNU General Public License as published by |
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| 12 | * the Free Software Foundation; version 2.0 of the License. |
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| 13 | * |
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| 14 | * ALMOS-MKH is distributed in the hope that it will be useful, but |
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| 15 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 17 | * General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with ALMOS-MKH; if not, write to the Free Software Foundation, |
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| 21 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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| 22 | */ |
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| 23 | |
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| 24 | #ifndef _SHARED_FCNTL_H_ |
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| 25 | #define _SHARED_FCNTL_H_ |
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| 26 | |
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| 27 | /******************************************************************************************* |
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| 28 | * This enum defines the attributes bit-vector for the open() syscall. |
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| 29 | ******************************************************************************************/ |
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| 30 | |
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| 31 | typedef enum |
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| 32 | { |
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| 33 | O_RDONLY = 0x0010000, /*! open file in read-only mode */ |
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| 34 | O_WRONLY = 0x0020000, /*! open file in write-only mode */ |
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| 35 | O_RDWR = 0x0000000, /*! open file in read/write mode */ |
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| 36 | O_NONBLOCK = 0x0040000, /*! do not block if data non available */ |
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| 37 | O_APPEND = 0x0080000, /*! append on each write */ |
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| 38 | O_CREAT = 0x0100000, /*! create file if it does not exist */ |
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| 39 | O_TRUNC = 0x0200000, /*! file length is forced to 0 */ |
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| 40 | O_EXCL = 0x0400000, /*! error if VFS_O_CREAT and file exist */ |
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| 41 | O_SYNC = 0x0800000, /*! synchronize File System on each write */ |
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| 42 | O_CLOEXEC = 0x1000000, /*! set the close-on-exec flag in file descriptor */ |
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| 43 | O_DIR = 0x2000000, /*! new file descriptor is for a directory */ |
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| 44 | } |
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| 45 | open_attr_t; |
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| 46 | |
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| 47 | #endif |
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