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SwareJonge
114 lines
3.7 KiB
C++
114 lines
3.7 KiB
C++
#ifndef SYSTEMFILE_H
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#define SYSTEMFILE_H
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#include <dolphin/os/OSTime.h>
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#include "Osako/SaveFile.h"
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#include "Osako/SystemRecord.h"
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// TODO: where do i put this
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typedef union OSTimeDivider
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{
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OSTime t;
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u32 a[2];
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} OSTimeDivider;
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class SystemFile : public SaveFile
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{
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public:
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SystemFile();
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void init(); // 0x80205584
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void initHeader(); // 0x802055dc
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void initData(u8); // 0x80205694
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bool isSavable(); // 0x80205b18
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void setCheckDataSub(u8, OSTimeDivider &, OSCalendarTime &);
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virtual void setPart(FilePart); // 08, 0x802050c8
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virtual void fetch(); // 0C, 0x802050d0
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virtual void store(); // 10, 0x8020532c
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virtual void setCheckData(s64); // 14, 0x80205760
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virtual void checkData(); // 18, 0x80205998
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virtual int getAccessWay(); // 1C, 0x80205440
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virtual char *getFileName(); // 20, 0x80205448
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virtual int getFileNo(); // 24, 0x80205450
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virtual int getBannerFormat(); // 28, 0x80205458
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virtual s32 getCommentOffset(); // 2C, 0x80205460
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virtual u8 getIconNum(); // 30, 0x8020547c
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virtual int getIconOffset(); // 34, 0x80205484
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virtual u8 getIconFormat(u8); // 38, 0x80205494
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virtual u8 getIconSpeed(u8); // 3C, 0x8020549c
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virtual u8 getIconAnim(); // 40, 0x8020548c
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virtual void *getBuf(); // 44, 0x802054a4
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virtual u32 getFileSize(); // 48, 0x802054e4
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virtual s32 getLength(); // 4C, 0x802054ec
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virtual s32 getOffset(); // 50, 0x80205530
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virtual ~SystemFile(); // 54, 0x80205080
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// Fabricated
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struct CheckData
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{
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void init()
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{
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mKey = OSGetTick();
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_02 = 0;
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_03 = 0xc3;
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}
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u16 mKey; // the key/mask to decrypt systemRecord data, unused for the header
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u8 _02; // unused, maybe this was game version as well(which would also always be 0?)
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u8 _03; // some sort of identifier?
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u32 _04, _08; // OSTimeDivider values
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u32 mChecksum; // CRC32 of the block
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}; // Size: 0x10
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class FileData
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{
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public:
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// Inline
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FileData() {}
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char mComment[COMMENT_SIZE];
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char mTag[TAG_SIZE];
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SystemRecord mSystemRecord;
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u8 mScrambleData[0x19dc]; // an array of random numbers
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CheckData mCheckData;
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}; // size: 0x2000
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void setActiveChecksum() { mDataChecksums[mActiveSave] = mFileData[mActiveSave].mCheckData.mChecksum; }
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void setDataChecksums()
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{
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mDataChecksums[0] = mFileData[0].mCheckData.mChecksum;
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mDataChecksums[1] = mFileData[1].mCheckData.mChecksum;
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}
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static char *mspFileNameString;
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// vtable 0x0
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struct Header
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{
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u8 mBanner[BANNER_SIZE];
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u8 mBannerPallete[PALETTE_SIZE];
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u8 mIcon[BANNER_SIZE]; // TODO: why is the icon size bigger here compared to ghostfile?
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u8 mIconPalette[PALETTE_SIZE];
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u8 _1c20[0x3F0]; // unused, padding to get the size up to 0x2000?
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CheckData mCheckData;
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} mHeader ALIGN(32);
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FileData mFileData[2];
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u8 mCurrentIndex; // this should be the same as active save? i don't really understand the difference
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u8 mBackupIndex; // the index of the backup data, opposite of active save
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u8 mActiveSave; // the index of the current active save,
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u8 mValidSections; // 1 = mFileData[0] valid, 2 = mFileData[1] valid, 4 = Header valid
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u8 _6024; // unused
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FilePart mPart; // the requested part
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int mSectionCount; // might be another FilePart
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u32 mDataChecksums[2]; // CRC32 of FileData
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}; // Size: 0x6040
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extern SystemFile gSystemFile;
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#endif
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