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1 | /* |
1 | /* |
2 | * Copyright (c) 2008 Jakub Jermar |
2 | * Copyright (c) 2008 Jakub Jermar |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
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 |
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. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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 |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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 |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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 |
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. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup fs |
29 | /** @addtogroup fs |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | 32 | ||
33 | #ifndef FAT_FAT_DENTRY_H_ |
33 | #ifndef FAT_FAT_DENTRY_H_ |
34 | #define FAT_FAT_DENTRY_H_ |
34 | #define FAT_FAT_DENTRY_H_ |
35 | 35 | ||
36 | #include <stdint.h> |
36 | #include <stdint.h> |
37 | #include <bool.h> |
37 | #include <bool.h> |
38 | 38 | ||
39 | #define FAT_NAME_LEN 8 |
39 | #define FAT_NAME_LEN 8 |
40 | #define FAT_EXT_LEN 3 |
40 | #define FAT_EXT_LEN 3 |
41 | 41 | ||
42 | #define FAT_NAME_DOT ". " |
42 | #define FAT_NAME_DOT ". " |
43 | #define FAT_NAME_DOT_DOT ".. " |
43 | #define FAT_NAME_DOT_DOT ".. " |
44 | #define FAT_EXT_PAD " " |
44 | #define FAT_EXT_PAD " " |
45 | 45 | ||
46 | #define FAT_ATTR_RDONLY (1 << 0) |
46 | #define FAT_ATTR_RDONLY (1 << 0) |
47 | #define FAT_ATTR_VOLLABEL (1 << 3) |
47 | #define FAT_ATTR_VOLLABEL (1 << 3) |
48 | #define FAT_ATTR_SUBDIR (1 << 4) |
48 | #define FAT_ATTR_SUBDIR (1 << 4) |
49 | 49 | ||
- | 50 | #define FAT_LCASE_LOWER_NAME 0x08 |
|
- | 51 | #define FAT_LCASE_LOWER_EXT 0x10 |
|
- | 52 | ||
50 | #define FAT_PAD ' ' |
53 | #define FAT_PAD ' ' |
51 | 54 | ||
52 | #define FAT_DENTRY_UNUSED 0x00 |
55 | #define FAT_DENTRY_UNUSED 0x00 |
53 | #define FAT_DENTRY_E5_ESC 0x05 |
56 | #define FAT_DENTRY_E5_ESC 0x05 |
54 | #define FAT_DENTRY_DOT 0x2e |
57 | #define FAT_DENTRY_DOT 0x2e |
55 | #define FAT_DENTRY_ERASED 0xe5 |
58 | #define FAT_DENTRY_ERASED 0xe5 |
56 | 59 | ||
57 | typedef enum { |
60 | typedef enum { |
58 | FAT_DENTRY_SKIP, |
61 | FAT_DENTRY_SKIP, |
59 | FAT_DENTRY_LAST, |
62 | FAT_DENTRY_LAST, |
60 | FAT_DENTRY_FREE, |
63 | FAT_DENTRY_FREE, |
61 | FAT_DENTRY_VALID |
64 | FAT_DENTRY_VALID |
62 | } fat_dentry_clsf_t; |
65 | } fat_dentry_clsf_t; |
63 | 66 | ||
64 | typedef struct { |
67 | typedef struct { |
65 | uint8_t name[8]; |
68 | uint8_t name[8]; |
66 | uint8_t ext[3]; |
69 | uint8_t ext[3]; |
67 | uint8_t attr; |
70 | uint8_t attr; |
68 | uint8_t reserved; |
71 | uint8_t lcase; |
69 | uint8_t ctime_fine; |
72 | uint8_t ctime_fine; |
70 | uint16_t ctime; |
73 | uint16_t ctime; |
71 | uint16_t cdate; |
74 | uint16_t cdate; |
72 | uint16_t adate; |
75 | uint16_t adate; |
73 | union { |
76 | union { |
74 | uint16_t eaidx; /* FAT12/FAT16 */ |
77 | uint16_t eaidx; /* FAT12/FAT16 */ |
75 | uint16_t firstc_hi; /* FAT32 */ |
78 | uint16_t firstc_hi; /* FAT32 */ |
76 | } __attribute__ ((packed)); |
79 | } __attribute__ ((packed)); |
77 | uint16_t mtime; |
80 | uint16_t mtime; |
78 | uint16_t mdate; |
81 | uint16_t mdate; |
79 | union { |
82 | union { |
80 | uint16_t firstc; /* FAT12/FAT16 */ |
83 | uint16_t firstc; /* FAT12/FAT16 */ |
81 | uint16_t firstc_lo; /* FAT32 */ |
84 | uint16_t firstc_lo; /* FAT32 */ |
82 | } __attribute__ ((packed)); |
85 | } __attribute__ ((packed)); |
83 | uint32_t size; |
86 | uint32_t size; |
84 | } __attribute__ ((packed)) fat_dentry_t; |
87 | } __attribute__ ((packed)) fat_dentry_t; |
85 | 88 | ||
86 | extern int fat_dentry_namecmp(char *, const char *); |
89 | extern int fat_dentry_namecmp(char *, const char *); |
87 | extern bool fat_dentry_name_verify(const char *); |
90 | extern bool fat_dentry_name_verify(const char *); |
88 | extern void fat_dentry_name_get(const fat_dentry_t *, char *); |
91 | extern void fat_dentry_name_get(const fat_dentry_t *, char *); |
89 | extern void fat_dentry_name_set(fat_dentry_t *, const char *); |
92 | extern void fat_dentry_name_set(fat_dentry_t *, const char *); |
90 | extern fat_dentry_clsf_t fat_classify_dentry(const fat_dentry_t *); |
93 | extern fat_dentry_clsf_t fat_classify_dentry(const fat_dentry_t *); |
91 | 94 | ||
92 | #endif |
95 | #endif |
93 | 96 | ||
94 | /** |
97 | /** |
95 | * @} |
98 | * @} |
96 | */ |
99 | */ |
97 | 100 |