source: trunk/kernel/syscalls/shared_include/shared_fcntl.h

Last change on this file was 459, checked in by alain, 3 years ago

Introduce the math library, to support the floating point
data used by the multi-thread fft application.
Fix several bugs regarding the FPU context save/restore.
Introduce support for the %f format in printf.

File size: 2.2 KB
Line 
1/*
2 * shared_fcntl.h - Shared structures used by file related syscalls.
3 *
4 * Author  Alain Greiner (2016,2017,2018)
5 *
6 * Copyright (c) UPMC Sorbonne Universites
7 *
8 * This file is part of ALMOS-MKH.
9 *
10 * ALMOS-MKH is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; version 2.0 of the License.
13 *
14 * ALMOS-MKH is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with ALMOS-MKH; if not, write to the Free Software Foundation,
21 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 */
23
24#ifndef _SHARED_FCNTL_H_
25#define _SHARED_FCNTL_H_
26
27/*******************************************************************************************
28 * This enum defines the attributes bit-vector for the open() syscall.
29 ******************************************************************************************/
30
31typedef enum
32{
33    O_RDONLY   = 0x0010000,    /*! open file in read-only mode                            */
34    O_WRONLY   = 0x0020000,    /*! open file in write-only mode                           */
35    O_RDWR     = 0x0000000,    /*! open file in read/write mode                           */
36    O_NONBLOCK = 0x0040000,    /*! do not block if data non available                     */
37    O_APPEND   = 0x0080000,    /*! append on each write                                   */
38    O_CREAT    = 0x0100000,    /*! create file if it does not exist                       */
39    O_TRUNC    = 0x0200000,    /*! file length is forced to 0                             */
40    O_EXCL     = 0x0400000,    /*! error if VFS_O_CREAT and file exist                    */
41    O_SYNC         = 0x0800000,    /*! synchronize File System on each write                  */
42    O_CLOEXEC  = 0x1000000,    /*! set the close-on-exec flag in file descriptor          */
43    O_DIR      = 0x2000000,    /*! new file descriptor is for a directory                 */
44}
45open_attr_t;
46
47#endif
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