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Rev 3022 | Rev 4055 | ||
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Line 31... | Line 31... | ||
31 | */ |
31 | */ |
32 | 32 | ||
33 | #ifndef FAT_FAT_H_ |
33 | #ifndef FAT_FAT_H_ |
34 | #define FAT_FAT_H_ |
34 | #define FAT_FAT_H_ |
35 | 35 | ||
- | 36 | #include "fat_fat.h" |
|
36 | #include <ipc/ipc.h> |
37 | #include <ipc/ipc.h> |
37 | #include <libfs.h> |
38 | #include <libfs.h> |
38 | #include <atomic.h> |
39 | #include <atomic.h> |
39 | #include <sys/types.h> |
40 | #include <sys/types.h> |
40 | #include <bool.h> |
41 | #include <bool.h> |
41 | #include "../../vfs/vfs.h" |
42 | #include "../../vfs/vfs.h" |
42 | 43 | ||
- | 44 | #ifndef dprintf |
|
43 | #define dprintf(...) printf(__VA_ARGS__) |
45 | #define dprintf(...) printf(__VA_ARGS__) |
- | 46 | #endif |
|
44 | 47 | ||
- | 48 | #define min(a, b) ((a) < (b) ? (a) : (b)) |
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- | 49 | ||
- | 50 | #define BS_BLOCK 0 |
|
- | 51 | #define BS_SIZE 512 |
|
- | 52 | ||
45 | typedef struct { |
53 | typedef struct fat_bs { |
46 | uint8_t ji[3]; /**< Jump instruction. */ |
54 | uint8_t ji[3]; /**< Jump instruction. */ |
47 | uint8_t oem_name[8]; |
55 | uint8_t oem_name[8]; |
48 | /* BIOS Parameter Block */ |
56 | /* BIOS Parameter Block */ |
49 | uint16_t bps; /**< Bytes per sector. */ |
57 | uint16_t bps; /**< Bytes per sector. */ |
50 | uint8_t spc; /**< Sectors per cluster. */ |
58 | uint8_t spc; /**< Sectors per cluster. */ |
Line 111... | Line 119... | ||
111 | uint16_t signature; |
119 | uint16_t signature; |
112 | } __attribute__ ((packed)); |
120 | } __attribute__ ((packed)); |
113 | }; |
121 | }; |
114 | } __attribute__ ((packed)) fat_bs_t; |
122 | } __attribute__ ((packed)) fat_bs_t; |
115 | 123 | ||
116 | #define FAT_ATTR_RDONLY (1 << 0) |
- | |
117 | #define FAT_ATTR_VOLLABEL (1 << 3) |
- | |
118 | #define FAT_ATTR_SUBDIR (1 << 4) |
- | |
119 | - | ||
120 | typedef struct { |
- | |
121 | uint8_t name[8]; |
- | |
122 | uint8_t ext[3]; |
- | |
123 | uint8_t attr; |
- | |
124 | uint8_t reserved; |
- | |
125 | uint8_t ctime_fine; |
- | |
126 | uint16_t ctime; |
- | |
127 | uint16_t cdate; |
- | |
128 | uint16_t adate; |
- | |
129 | union { |
- | |
130 | uint16_t eaidx; /* FAT12/FAT16 */ |
- | |
131 | uint16_t firstc_hi; /* FAT32 */ |
- | |
132 | }; |
- | |
133 | uint16_t mtime; |
- | |
134 | uint16_t mdate; |
- | |
135 | union { |
- | |
136 | uint16_t firstc; /* FAT12/FAT16 */ |
- | |
137 | uint16_t firstc_lo; /* FAT32 */ |
- | |
138 | }; |
- | |
139 | uint32_t size; |
- | |
140 | } __attribute__ ((packed)) fat_dentry_t; |
- | |
141 | - | ||
142 | typedef uint16_t fat_cluster_t; |
- | |
143 | - | ||
144 | typedef enum { |
124 | typedef enum { |
145 | FAT_INVALID, |
125 | FAT_INVALID, |
146 | FAT_DIRECTORY, |
126 | FAT_DIRECTORY, |
147 | FAT_FILE |
127 | FAT_FILE |
148 | } fat_node_type_t; |
128 | } fat_node_type_t; |
Line 215... | Line 195... | ||
215 | bool dirty; |
195 | bool dirty; |
216 | } fat_node_t; |
196 | } fat_node_t; |
217 | 197 | ||
218 | extern fs_reg_t fat_reg; |
198 | extern fs_reg_t fat_reg; |
219 | 199 | ||
- | 200 | extern void fat_mounted(ipc_callid_t, ipc_call_t *); |
|
- | 201 | extern void fat_mount(ipc_callid_t, ipc_call_t *); |
|
220 | extern void fat_lookup(ipc_callid_t, ipc_call_t *); |
202 | extern void fat_lookup(ipc_callid_t, ipc_call_t *); |
- | 203 | extern void fat_read(ipc_callid_t, ipc_call_t *); |
|
- | 204 | extern void fat_write(ipc_callid_t, ipc_call_t *); |
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- | 205 | extern void fat_truncate(ipc_callid_t, ipc_call_t *); |
|
- | 206 | extern void fat_destroy(ipc_callid_t, ipc_call_t *); |
|
221 | 207 | ||
- | 208 | extern fat_idx_t *fat_idx_get_new(dev_handle_t); |
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222 | extern fat_idx_t *fat_idx_get_by_pos(dev_handle_t, fat_cluster_t, unsigned); |
209 | extern fat_idx_t *fat_idx_get_by_pos(dev_handle_t, fat_cluster_t, unsigned); |
223 | extern fat_idx_t *fat_idx_get_by_index(dev_handle_t, fs_index_t); |
210 | extern fat_idx_t *fat_idx_get_by_index(dev_handle_t, fs_index_t); |
- | 211 | extern void fat_idx_destroy(fat_idx_t *); |
|
- | 212 | extern void fat_idx_hashin(fat_idx_t *); |
|
- | 213 | extern void fat_idx_hashout(fat_idx_t *); |
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- | 214 | ||
- | 215 | extern int fat_idx_init(void); |
|
- | 216 | extern void fat_idx_fini(void); |
|
- | 217 | extern int fat_idx_init_by_dev_handle(dev_handle_t); |
|
- | 218 | extern void fat_idx_fini_by_dev_handle(dev_handle_t); |
|
224 | 219 | ||
225 | #endif |
220 | #endif |
226 | 221 | ||
227 | /** |
222 | /** |
228 | * @} |
223 | * @} |