JSUInputStream.h

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#ifndef JSUINPUTSTREAM_H
#define JSUINPUTSTREAM_H
 
#include "JSystem/JSupport/JSUIosBase.h"
 
enum JSUStreamSeekFrom {
    JSUStreamSeekFrom_SET = 0,  // absolute
    JSUStreamSeekFrom_CUR = 1,  // relative
    JSUStreamSeekFrom_END = 2,  // relative to end
};
 
class JSUInputStream : public JSUIosBase {
public:
    JSUInputStream() {}
    virtual ~JSUInputStream();
 
    /* vt[3] */ virtual s32 getAvailable() const = 0;
    /* vt[4] */ virtual s32 skip(s32);
    /* vt[5] */ virtual u32 readData(void*, s32) = 0;
 
    u32 readU32() {
        u32 val;
        this->read(&val, sizeof(val));
        return val;
    }
 
    u32 read32b() {
        u32 val;
        this->read(&val, sizeof(val));
        return val;
    }
 
    s32 readS32() {
        s32 val;
        this->read(&val, sizeof(val));
        return val;
    }
 
    s16 readS16() {
        s16 val;
        this->read(&val, sizeof(val));
        return val;
    }
 
    u16 readU16() {
        u16 val;
        this->read(&val, sizeof(val));
        return val;
    }
 
    u8 readU8() {
        u8 val;
        this->read(&val, sizeof(val));
        return val;
    }
 
    u8 read8b() {
        u8 val;
        this->read(&val, sizeof(val));
        return val;
    }
 
    u16 read16b() {
        u16 val;
        this->read(&val, sizeof(val));
        return val;
    }
 
    JSUInputStream* operator>>(u8& dest) {
        read(&dest, 1);
        return this;
    }
 
    JSUInputStream* operator>>(s16& dest) {
        read(&dest, 2);
        return this;
    }
 
    // TODO: return value probably wrong
    /* 802DC298 */ s32 read(void*, s32);
};  // Size = 0x8
 
// move?
template <typename T>
T* JSUConvertOffsetToPtr(const void*, const void*);
 
#endif /* JSUINPUTSTREAM_H */