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| - | 1 | /* |
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| - | 2 | * Copyright (c) 1987,1997, Prentice Hall |
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| - | 3 | * All rights reserved. |
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| - | 4 | * |
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| - | 5 | * Redistribution and use of the MINIX operating system in source and |
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| - | 6 | * binary forms, with or without modification, are permitted provided |
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| - | 7 | * that the following conditions are met: |
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| - | 8 | ||
| - | 9 | * - Redistributions of source code must retain the above copyright |
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| - | 10 | * notice, this list of conditions and the following disclaimer. |
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| - | 11 | ||
| - | 12 | * - Redistributions in binary form must reproduce the above |
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| - | 13 | * copyright notice, this list of conditions and the following |
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| - | 14 | * disclaimer in the documentation and/or other materials provided |
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| - | 15 | * with the distribution. |
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| - | 16 | ||
| - | 17 | * - Neither the name of Prentice Hall nor the names of the software |
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| - | 18 | * authors or contributors may be used to endorse or promote |
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| - | 19 | * products derived from this software without specific prior |
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| - | 20 | * written permission. |
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| - | 21 | ||
| - | 22 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS, AUTHORS, AND |
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| - | 23 | * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, |
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| - | 24 | * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
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| - | 25 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| - | 26 | * IN NO EVENT SHALL PRENTICE HALL OR ANY AUTHORS OR CONTRIBUTORS BE |
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| - | 27 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| - | 28 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| - | 29 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
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| - | 30 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
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| - | 31 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
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| - | 32 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
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| - | 33 | * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| - | 34 | */ |
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| - | 35 | ||
| - | 36 | ||
| 1 | /* Constants of all file system. Some of them are not used here in |
37 | /* Constants of all file system. Some of them are not used here in |
| 2 | * current version, but will be used in later versions probably. |
38 | * current version, but will be used in later versions probably. |
| 3 | */ |
39 | */ |
| 4 | 40 | ||
| 5 | #ifndef _CONST_H |
41 | #ifndef _CONST_H |
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| 25 | #define S 2 /* proc[i].mem_map[S] is for stack */ |
61 | #define S 2 /* proc[i].mem_map[S] is for stack */ |
| 26 | 62 | ||
| 27 | #define MAX(a, b) ((a) > (b) ? (a) : (b)) |
63 | #define MAX(a, b) ((a) > (b) ? (a) : (b)) |
| 28 | #define MIN(a, b) ((a) < (b) ? (a) : (b)) |
64 | #define MIN(a, b) ((a) < (b) ? (a) : (b)) |
| 29 | 65 | ||
| 30 | //#define FS_PROC_NR SERVICE_FS /* process number of file system */ |
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| 31 | - | ||
| 32 | #define I_NOT_ALLOC 0000000 /* this inode is free */ |
66 | #define I_NOT_ALLOC 0000000 /* this inode is free */ |
| 33 | 67 | ||
| 34 | #define I_TYPE 0170000 /* this field gives inode type */ |
68 | #define I_TYPE 0170000 /* this field gives inode type */ |
| 35 | #define I_REGULAR 0100000 /* regular file, not dir or special */ |
69 | #define I_REGULAR 0100000 /* regular file, not dir or special */ |
| 36 | #define I_DIRECTORY 0040000 /* file is a directory */ |
70 | #define I_DIRECTORY 0040000 /* file is a directory */ |