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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 2433 | jelen | 1 | /** @addtogroup FileLib |
| 2 | * @{ |
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| 3 | */ |
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| 4 | |||
| 5 | /** |
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| 6 | * @file file.h |
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| 7 | * @brief The main header for the user library for working with the file system |
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| 8 | */ |
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| 9 | |||
| 10 | #ifndef _FILE_H |
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| 11 | #define _FILE_H |
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| 12 | |||
| 13 | #include "../../../fs/const.h" |
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| 14 | #include "../../../fs/type.h" |
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| 15 | #include "../../../fs/stat.h" |
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| 16 | #include "../../../fs/dir.h" |
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| 17 | #include "../../../share/message.h" |
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| 18 | |||
| 19 | #define F_OK 0x00 |
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| 20 | #define F_FILE_NOT_FOUND 0x01 |
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| 21 | #define F_FILE_NOT_OPEN 0x02 |
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| 22 | #define F_READ_ERROR 0x10 |
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| 23 | #define F_READ_OVERFLOW 0x11 |
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| 24 | #define F_SYSTEM_ERROR 0xf0 |
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| 25 | #define F_IPC_FAILURE 0xf1 |
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| 26 | #define F_MMAP_FAILURE 0xf2 |
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| 27 | #define F_COMM_FAILURE 0xf3 |
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| 28 | |||
| 29 | #define F_ERRTYPE_MASK 0xf0 |
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| 30 | |||
| 31 | #define F_MODE_READ 0x01 |
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| 32 | #define F_MODE_WRITE 0x02 |
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| 33 | #define F_MODE_READ_WRITE F_MODE_READ | F_MODE_WRITE |
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| 34 | #define F_MODE_APPEND 0x04 |
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| 35 | |||
| 36 | /** |
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| 37 | * |
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| 38 | */ |
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| 39 | typedef struct { |
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| 40 | char name[30]; |
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| 41 | unsigned short inode_num; |
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| 42 | } dir_item_t; |
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| 43 | |||
| 44 | /** |
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| 45 | * |
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| 46 | */ |
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| 47 | typedef struct { |
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| 48 | size_t size; |
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| 49 | dir_item_t base_info; |
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| 50 | void *share; |
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| 51 | message_params_t *params; |
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| 52 | unsigned int handle; |
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| 53 | stat_t stat; |
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| 54 | } file_t; |
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| 55 | |||
| 56 | static int f_err; |
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| 57 | |||
| 58 | /** |
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| 59 | * a |
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| 60 | */ |
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| 61 | dir_item_t * ls(unsigned int * length); |
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| 62 | |||
| 63 | /** |
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| 64 | * |
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| 65 | */ |
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| 66 | int chdir(char * new_dir); |
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| 67 | |||
| 68 | /** |
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| 69 | * |
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| 70 | */ |
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| 71 | file_t * fopen (char * name, int mode); |
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| 72 | |||
| 73 | /** |
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| 74 | * |
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| 75 | */ |
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| 76 | int fstat(file_t * file); |
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| 77 | |||
| 78 | /** |
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| 79 | * |
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| 80 | */ |
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| 81 | int fread(file_t * file, void* buffer, unsigned int size); |
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| 82 | |||
| 83 | /** |
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| 84 | * |
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| 85 | */ |
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| 86 | int fseek(file_t * file, int offset, int whence); |
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| 87 | |||
| 88 | /** |
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| 89 | * |
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| 90 | */ |
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| 91 | int fclose(file_t * file); |
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| 92 | |||
| 93 | #endif |
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| 94 | |||
| 95 | /** |
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| 96 | * } |
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| 97 | */ |