Rev 4419 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4419 | trochtova | 1 | /* |
| 2 | * Copyright (c) 2008 Jakub Jermar |
||
| 3 | * All rights reserved. |
||
| 4 | * |
||
| 5 | * Redistribution and use in source and binary forms, with or without |
||
| 6 | * modification, are permitted provided that the following conditions |
||
| 7 | * are met: |
||
| 8 | * |
||
| 9 | * - Redistributions of source code must retain the above copyright |
||
| 10 | * notice, this list of conditions and the following disclaimer. |
||
| 11 | * - Redistributions in binary form must reproduce the above copyright |
||
| 12 | * notice, this list of conditions and the following disclaimer in the |
||
| 13 | * documentation and/or other materials provided with the distribution. |
||
| 14 | * - The name of the author may not be used to endorse or promote products |
||
| 15 | * derived from this software without specific prior written permission. |
||
| 16 | * |
||
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
||
| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
||
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
||
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
||
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
||
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
||
| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
||
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
||
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
||
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
||
| 27 | */ |
||
| 28 | |||
| 29 | /** @addtogroup fs |
||
| 30 | * @{ |
||
| 31 | */ |
||
| 32 | |||
| 33 | #ifndef FAT_FAT_DENTRY_H_ |
||
| 34 | #define FAT_FAT_DENTRY_H_ |
||
| 35 | |||
| 36 | #include <stdint.h> |
||
| 37 | #include <bool.h> |
||
| 38 | |||
| 39 | #define FAT_NAME_LEN 8 |
||
| 40 | #define FAT_EXT_LEN 3 |
||
| 41 | |||
| 42 | #define FAT_NAME_DOT ". " |
||
| 43 | #define FAT_NAME_DOT_DOT ".. " |
||
| 44 | #define FAT_EXT_PAD " " |
||
| 45 | |||
| 46 | #define FAT_ATTR_RDONLY (1 << 0) |
||
| 47 | #define FAT_ATTR_VOLLABEL (1 << 3) |
||
| 48 | #define FAT_ATTR_SUBDIR (1 << 4) |
||
| 49 | |||
| 4420 | trochtova | 50 | #define FAT_LCASE_LOWER_NAME 0x08 |
| 51 | #define FAT_LCASE_LOWER_EXT 0x10 |
||
| 52 | |||
| 4419 | trochtova | 53 | #define FAT_PAD ' ' |
| 54 | |||
| 55 | #define FAT_DENTRY_UNUSED 0x00 |
||
| 56 | #define FAT_DENTRY_E5_ESC 0x05 |
||
| 57 | #define FAT_DENTRY_DOT 0x2e |
||
| 58 | #define FAT_DENTRY_ERASED 0xe5 |
||
| 59 | |||
| 60 | typedef enum { |
||
| 61 | FAT_DENTRY_SKIP, |
||
| 62 | FAT_DENTRY_LAST, |
||
| 63 | FAT_DENTRY_FREE, |
||
| 64 | FAT_DENTRY_VALID |
||
| 65 | } fat_dentry_clsf_t; |
||
| 66 | |||
| 67 | typedef struct { |
||
| 68 | uint8_t name[8]; |
||
| 69 | uint8_t ext[3]; |
||
| 70 | uint8_t attr; |
||
| 4420 | trochtova | 71 | uint8_t lcase; |
| 4419 | trochtova | 72 | uint8_t ctime_fine; |
| 73 | uint16_t ctime; |
||
| 74 | uint16_t cdate; |
||
| 75 | uint16_t adate; |
||
| 76 | union { |
||
| 77 | uint16_t eaidx; /* FAT12/FAT16 */ |
||
| 78 | uint16_t firstc_hi; /* FAT32 */ |
||
| 79 | } __attribute__ ((packed)); |
||
| 80 | uint16_t mtime; |
||
| 81 | uint16_t mdate; |
||
| 82 | union { |
||
| 83 | uint16_t firstc; /* FAT12/FAT16 */ |
||
| 84 | uint16_t firstc_lo; /* FAT32 */ |
||
| 85 | } __attribute__ ((packed)); |
||
| 86 | uint32_t size; |
||
| 87 | } __attribute__ ((packed)) fat_dentry_t; |
||
| 88 | |||
| 89 | extern int fat_dentry_namecmp(char *, const char *); |
||
| 90 | extern bool fat_dentry_name_verify(const char *); |
||
| 91 | extern void fat_dentry_name_get(const fat_dentry_t *, char *); |
||
| 92 | extern void fat_dentry_name_set(fat_dentry_t *, const char *); |
||
| 93 | extern fat_dentry_clsf_t fat_classify_dentry(const fat_dentry_t *); |
||
| 94 | |||
| 95 | #endif |
||
| 96 | |||
| 97 | /** |
||
| 98 | * @} |
||
| 99 | */ |