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2404 | konopa | 1 | /* |
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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2435 | jelen | 35 | |
36 | /** @addtogroup FileSystemImpl |
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37 | * @{ |
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38 | */ |
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2404 | konopa | 39 | |
2435 | jelen | 40 | /** |
41 | * @file dir.h |
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42 | * @brief The layout of a directory. |
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43 | */ |
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2404 | konopa | 44 | |
2365 | konopa | 45 | |
46 | #ifndef _DIR_H |
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47 | #define _DIR_H |
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48 | |||
2435 | jelen | 49 | #define DIRBLKSIZ 512 /**< size of directory block */ |
50 | #define DIRSIZ 14 /**< directory entry name length */ |
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51 | #define DIRSIZEX 30 /**< extended directory entry name length */ |
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2365 | konopa | 52 | |
53 | #include "inode.h" |
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54 | |||
2435 | jelen | 55 | /** |
56 | * Directory entry type |
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57 | */ |
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2365 | konopa | 58 | typedef struct { |
59 | ino_t d_ino; |
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60 | char d_name[DIRSIZ]; |
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61 | } direct_t; |
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62 | |||
2435 | jelen | 63 | /** |
64 | * Extended directory entry type |
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65 | */ |
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2365 | konopa | 66 | typedef struct { |
67 | ino_t d_ino; |
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68 | char d_name[DIRSIZEX]; |
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69 | } directex_t; |
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70 | |||
2435 | jelen | 71 | direct_t direct; /**< Variable for storing a directory entry */ |
72 | directex_t directex; /**< Variable for storing an extended directory entry */ |
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2365 | konopa | 73 | |
74 | #endif /* _DIR_H */ |
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75 | |||
2435 | jelen | 76 | /** |
77 | * } |
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78 | */ |
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79 |