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https://github.com/wiiu-env/wiiu-nanddumper-payload.git
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64 lines
3.3 KiB
C
64 lines
3.3 KiB
C
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#ifndef __FAT_MISC_H__
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#define __FAT_MISC_H__
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#include "fat_defs.h"
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#include "fat_opts.h"
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//-----------------------------------------------------------------------------
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// Defines
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//-----------------------------------------------------------------------------
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#define MAX_LONGFILENAME_ENTRIES 20
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#define MAX_LFN_ENTRY_LENGTH 13
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//-----------------------------------------------------------------------------
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// Macros
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//-----------------------------------------------------------------------------
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#define GET_32BIT_WORD(buffer, location) ( ((uint32)buffer[location+3]<<24) + ((uint32)buffer[location+2]<<16) + ((uint32)buffer[location+1]<<8) + (uint32)buffer[location+0] )
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#define GET_16BIT_WORD(buffer, location) ( ((uint16)buffer[location+1]<<8) + (uint16)buffer[location+0] )
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#define SET_32BIT_WORD(buffer, location, value) { buffer[location+0] = (uint8)((value)&0xFF); \
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buffer[location+1] = (uint8)((value>>8)&0xFF); \
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buffer[location+2] = (uint8)((value>>16)&0xFF); \
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buffer[location+3] = (uint8)((value>>24)&0xFF); }
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#define SET_16BIT_WORD(buffer, location, value) { buffer[location+0] = (uint8)((value)&0xFF); \
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buffer[location+1] = (uint8)((value>>8)&0xFF); }
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//-----------------------------------------------------------------------------
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// Structures
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//-----------------------------------------------------------------------------
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struct lfn_cache
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{
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#if FATFS_INC_LFN_SUPPORT
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// Long File Name Structure (max 260 LFN length)
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uint8 String[MAX_LONGFILENAME_ENTRIES][MAX_LFN_ENTRY_LENGTH];
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uint8 Null;
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#endif
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uint8 no_of_strings;
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};
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//-----------------------------------------------------------------------------
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// Prototypes
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//-----------------------------------------------------------------------------
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void fatfs_lfn_cache_init(struct lfn_cache *lfn, int wipeTable);
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void fatfs_lfn_cache_entry(struct lfn_cache *lfn, uint8 *entryBuffer);
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char* fatfs_lfn_cache_get(struct lfn_cache *lfn);
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int fatfs_entry_lfn_text(struct fat_dir_entry *entry);
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int fatfs_entry_lfn_invalid(struct fat_dir_entry *entry);
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int fatfs_entry_lfn_exists(struct lfn_cache *lfn, struct fat_dir_entry *entry);
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int fatfs_entry_sfn_only(struct fat_dir_entry *entry);
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int fatfs_entry_is_dir(struct fat_dir_entry *entry);
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int fatfs_entry_is_file(struct fat_dir_entry *entry);
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int fatfs_lfn_entries_required(char *filename);
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void fatfs_filename_to_lfn(char *filename, uint8 *buffer, int entry, uint8 sfnChk);
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void fatfs_sfn_create_entry(char *shortfilename, uint32 size, uint32 startCluster, struct fat_dir_entry *entry, int dir);
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int fatfs_lfn_create_sfn(char *sfn_output, char *filename);
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int fatfs_lfn_generate_tail(char *sfn_output, char *sfn_input, uint32 tailNum);
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void fatfs_convert_from_fat_time(uint16 fat_time, int *hours, int *minutes, int *seconds);
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void fatfs_convert_from_fat_date(uint16 fat_date, int *day, int *month, int *year);
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uint16 fatfs_convert_to_fat_time(int hours, int minutes, int seconds);
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uint16 fatfs_convert_to_fat_date(int day, int month, int year);
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void fatfs_print_sector(uint32 sector, uint8 *data);
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#endif
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