JSUMemoryStream.h

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#ifndef JSUMEMORYSTREAM_H
#define JSUMEMORYSTREAM_H
 
#include "JSystem/JSupport/JSURandomInputStream.h"
#include "JSystem/JSupport/JSURandomOutputStream.h"
 
class JSUMemoryInputStream : public JSURandomInputStream {
public:
    JSUMemoryInputStream(const void* res, s32 size) { setBuffer(res, size); }
 
    virtual ~JSUMemoryInputStream() {}
    void setBuffer(void const*, s32);
    u32 readData(void*, s32);
    s32 seekPos(s32, JSUStreamSeekFrom);
    s32 getLength() const;
    s32 getPosition() const;
 
    void* getPointer() const {
        return (u8*)mBuffer + mPosition;
    }
 
private:
    /* 0x08 */ const void* mBuffer;
    /* 0x0C */ s32 mLength;
    /* 0x10 */ s32 mPosition;
};  // Size = 0x14
 
class JSUMemoryOutputStream : public JSURandomOutputStream {
public:
    JSUMemoryOutputStream() { setBuffer(NULL, 0); }
    JSUMemoryOutputStream(void* buffer, s32 len) { setBuffer(buffer, len); }
 
    void setBuffer(void* buffer, s32 len);
 
    virtual ~JSUMemoryOutputStream() {}
    virtual s32 writeData(const void*, s32);
    virtual s32 getLength() const;
    virtual s32 getPosition() const;
    virtual s32 seek(s32, JSUStreamSeekFrom);
    virtual s32 getAvailable() const;
    virtual s32 seekPos(s32, JSUStreamSeekFrom);
 
private:
    /* 0x08 */ void* mBuffer;
    /* 0x0C */ s32 mLength;
    /* 0x10 */ s32 mPosition;
};  // Size = 0x14
 
#endif /* JSUMEMORYSTREAM_H */