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3DSGuy
73 lines
1.4 KiB
C
73 lines
1.4 KiB
C
#ifndef __IVFC_H__
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#define __IVFC_H__
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#include "types.h"
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#include "settings.h"
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#define IVFC_MAX_LEVEL 4
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#define IVFC_MAX_BUFFERSIZE 0x4000
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typedef struct
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{
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u8 magic[4];
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u8 id[4];
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} ivfc_header;
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typedef struct
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{
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u8 logicaloffset[8];
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u8 hashdatasize[8];
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u8 blocksize[4];
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u8 reserved[4];
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} ivfc_levelheader;
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typedef struct
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{
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u64 dataoffset;
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u64 datasize;
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u64 hashoffset;
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u32 hashblocksize;
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int hashcheck;
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} ivfc_level;
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typedef struct
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{
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u8 masterhashsize[4];
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ivfc_levelheader level1;
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ivfc_levelheader level2;
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ivfc_levelheader level3;
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u8 reserved[4];
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u8 optionalsize[4];
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} ivfc_header_romfs;
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typedef struct
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{
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FILE* file;
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u32 offset;
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u32 size;
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settings* usersettings;
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ivfc_header header;
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ivfc_header_romfs romfsheader;
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u32 levelcount;
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ivfc_level level[IVFC_MAX_LEVEL];
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u64 bodyoffset;
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u64 bodysize;
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u8 buffer[IVFC_MAX_BUFFERSIZE];
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} ivfc_context;
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void ivfc_init(ivfc_context* ctx);
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void ivfc_process(ivfc_context* ctx, u32 actions);
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void ivfc_set_offset(ivfc_context* ctx, u32 offset);
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void ivfc_set_size(ivfc_context* ctx, u32 size);
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void ivfc_set_file(ivfc_context* ctx, FILE* file);
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void ivfc_set_usersettings(ivfc_context* ctx, settings* usersettings);
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void ivfc_verify(ivfc_context* ctx, u32 flags);
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void ivfc_print(ivfc_context* ctx);
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void ivfc_read(ivfc_context* ctx, u32 offset, u32 size, u8* buffer);
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void ivfc_hash(ivfc_context* ctx, u32 offset, u32 size, u8* hash);
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#endif // __IVFC_H__
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