tp/include/JSystem/JKernel/JKRDecomp.h

86 lines
2.4 KiB
C++

#ifndef JKRDECOMP_H
#define JKRDECOMP_H
#include "JSystem/JKernel/JKRCompression.h"
#include "JSystem/JKernel/JKRThread.h"
class JKRAMCommand;
/**
* @ingroup jsystem-jkernel
*
*/
class JKRDecompCommand {
public:
typedef void (*AsyncCallback)(u32);
JKRDecompCommand();
~JKRDecompCommand();
public:
/* 0x00 */ u32 field_0x0;
/* 0x04 */ u8* mSrcBuffer;
/* 0x08 */ u8* mDstBuffer;
/* 0x0C */ u32 mSrcLength;
/* 0x10 */ u32 mDstLength;
/* 0x14 */ AsyncCallback mCallback;
/* 0x18 */ JKRDecompCommand* mThis;
/* 0x1C */ OSMessageQueue* field_0x1c;
/* 0x20 */ s32 field_0x20;
/* 0x24 */ JKRAMCommand* mAMCommand;
/* 0x28 */ OSMessageQueue mMessageQueue;
/* 0x48 */ OSMessage mMessage;
};
#define JKRDECOMP_SYNC_BLOCKING 0
#define JKRDECOMP_SYNC_NON_BLOCKING 1
/**
* @ingroup jsystem-jkernel
*
*/
class JKRDecomp : public JKRThread {
private:
JKRDecomp(s32);
virtual ~JKRDecomp();
/* vt[03] */ virtual void* run(); /* override */
public:
static JKRDecomp* create(s32);
static JKRDecompCommand* prepareCommand(u8*, u8*, u32, u32, JKRDecompCommand::AsyncCallback);
static void sendCommand(JKRDecompCommand*);
static bool sync(JKRDecompCommand*, int);
static JKRDecompCommand* orderAsync(u8*, u8*, u32, u32, JKRDecompCommand::AsyncCallback);
static bool orderSync(u8*, u8*, u32, u32);
static void decode(u8*, u8*, u32, u32);
static void decodeSZP(u8*, u8*, u32, u32);
static void decodeSZS(u8*, u8*, u32, u32);
static JKRCompression checkCompressed(u8*);
static JKRDecomp* sDecompObject;
static OSMessage sMessageBuffer[8];
static OSMessageQueue sMessageQueue;
};
inline void JKRDecompress(u8* srcBuffer, u8* dstBuffer, u32 srcLength, u32 dstLength) {
JKRDecomp::orderSync(srcBuffer, dstBuffer, srcLength, dstLength);
}
inline JKRDecomp* JKRCreateDecompManager(s32 priority) {
return JKRDecomp::create(priority);
}
inline JKRCompression JKRCheckCompressed_noASR(u8 *pBuf) {
JKRCompression compression = JKRDecomp::checkCompressed(pBuf);
if (compression == COMPRESSION_ASR) // ternary i had before was either incorrect, or was not a ternary at all
compression = COMPRESSION_NONE;
return compression;
}
inline u32 JKRDecompExpandSize(u8* pBuf) {
return (pBuf[4] << 0x18) | (pBuf[5] << 0x10) | (pBuf[6] << 8) | pBuf[7];
}
#endif /* JKRDECOMP_H */