Rev 4360 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
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| 3504 | jermar | 1 | /* |
| 2 | * Copyright (c) 2008 Jakub Jermar |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 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 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | */ |
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| 28 | |||
| 29 | /** @addtogroup fs |
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| 30 | * @{ |
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| 31 | */ |
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| 32 | |||
| 33 | #ifndef FAT_FAT_DENTRY_H_ |
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| 34 | #define FAT_FAT_DENTRY_H_ |
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| 35 | |||
| 3505 | jermar | 36 | #include <stdint.h> |
| 3628 | jermar | 37 | #include <bool.h> |
| 3505 | jermar | 38 | |
| 39 | #define FAT_NAME_LEN 8 |
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| 40 | #define FAT_EXT_LEN 3 |
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| 41 | |||
| 3660 | jermar | 42 | #define FAT_NAME_DOT ". " |
| 43 | #define FAT_NAME_DOT_DOT ".. " |
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| 44 | #define FAT_EXT_PAD " " |
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| 45 | |||
| 3505 | jermar | 46 | #define FAT_ATTR_RDONLY (1 << 0) |
| 47 | #define FAT_ATTR_VOLLABEL (1 << 3) |
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| 48 | #define FAT_ATTR_SUBDIR (1 << 4) |
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| 49 | |||
| 4360 | decky | 50 | #define FAT_LCASE_LOWER_NAME 0x08 |
| 51 | #define FAT_LCASE_LOWER_EXT 0x10 |
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| 52 | |||
| 3638 | jermar | 53 | #define FAT_PAD ' ' |
| 54 | |||
| 55 | #define FAT_DENTRY_UNUSED 0x00 |
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| 56 | #define FAT_DENTRY_E5_ESC 0x05 |
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| 57 | #define FAT_DENTRY_DOT 0x2e |
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| 58 | #define FAT_DENTRY_ERASED 0xe5 |
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| 59 | |||
| 3505 | jermar | 60 | typedef enum { |
| 61 | FAT_DENTRY_SKIP, |
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| 62 | FAT_DENTRY_LAST, |
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| 3628 | jermar | 63 | FAT_DENTRY_FREE, |
| 3505 | jermar | 64 | FAT_DENTRY_VALID |
| 65 | } fat_dentry_clsf_t; |
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| 66 | |||
| 67 | typedef struct { |
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| 68 | uint8_t name[8]; |
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| 69 | uint8_t ext[3]; |
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| 70 | uint8_t attr; |
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| 4360 | decky | 71 | uint8_t lcase; |
| 3505 | jermar | 72 | uint8_t ctime_fine; |
| 73 | uint16_t ctime; |
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| 74 | uint16_t cdate; |
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| 75 | uint16_t adate; |
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| 76 | union { |
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| 77 | uint16_t eaidx; /* FAT12/FAT16 */ |
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| 78 | uint16_t firstc_hi; /* FAT32 */ |
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| 4019 | decky | 79 | } __attribute__ ((packed)); |
| 3505 | jermar | 80 | uint16_t mtime; |
| 81 | uint16_t mdate; |
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| 82 | union { |
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| 83 | uint16_t firstc; /* FAT12/FAT16 */ |
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| 84 | uint16_t firstc_lo; /* FAT32 */ |
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| 4019 | decky | 85 | } __attribute__ ((packed)); |
| 3505 | jermar | 86 | uint32_t size; |
| 87 | } __attribute__ ((packed)) fat_dentry_t; |
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| 88 | |||
| 3634 | jermar | 89 | extern int fat_dentry_namecmp(char *, const char *); |
| 3628 | jermar | 90 | extern bool fat_dentry_name_verify(const char *); |
| 91 | extern void fat_dentry_name_get(const fat_dentry_t *, char *); |
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| 92 | extern void fat_dentry_name_set(fat_dentry_t *, const char *); |
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| 93 | extern fat_dentry_clsf_t fat_classify_dentry(const fat_dentry_t *); |
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| 3505 | jermar | 94 | |
| 3504 | jermar | 95 | #endif |
| 96 | |||
| 97 | /** |
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| 98 | * @} |
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| 99 | */ |