#pragma once

typedef struct _CInt64 {
    long a;
    unsigned long b;
} CInt64;

// make sure this is in the right place
extern const CInt64 cint64_negone;
extern const CInt64 cint64_zero;
extern const CInt64 cint64_one;
extern const CInt64 cint64_max;
extern const CInt64 cint64_min;

inline int CInt64_IsNegative(const CInt64 *n) {
    return (n->a & 0x80000000) != 0;
}
inline void CInt64_SetLong(CInt64 *pN, long n) {
    pN->b = n;
    pN->a = (n < 0) ? 0xFFFFFFFF : 0;
}
inline void CInt64_SetULong(CInt64 *pN, unsigned long n) {
    pN->b = n;
    pN->a = 0;
}

// i don't think this one is real lol
inline int CInt64_IsZero(CInt64 *n) {
    return n->a == 0 && n->b == 0;
}
inline void CInt64_Extend32(CInt64 *n) { // assumed name
    n->a = (n->b >> 31) ? 0xFFFFFFFF : 0;
}

extern void CInt64_Init();
extern CInt64 CInt64_Not(CInt64 input);
extern CInt64 CInt64_Inv(CInt64 input);
extern CInt64 CInt64_Add(CInt64 lhs, CInt64 rhs);
extern CInt64 CInt64_Neg(CInt64 input);
extern CInt64 CInt64_Sub(CInt64 lhs, CInt64 rhs);
extern CInt64 CInt64_MulU(CInt64 lhs, CInt64 rhs);
extern CInt64 CInt64_Mul(CInt64 lhs, CInt64 rhs);
extern void CInt64_DivMod(const CInt64 *lhs, const CInt64 *rhs, CInt64 *pDiv, CInt64 *pMod);
extern CInt64 CInt64_Div(CInt64 lhs, CInt64 rhs);
extern CInt64 CInt64_DivU(CInt64 lhs, CInt64 rhs);
extern CInt64 CInt64_Mod(CInt64 lhs, CInt64 rhs);
extern CInt64 CInt64_ModU(CInt64 lhs, CInt64 rhs);
extern CInt64 CInt64_Shl(CInt64 lhs, CInt64 rhs);
extern CInt64 CInt64_Shr(CInt64 lhs, CInt64 rhs);
extern CInt64 CInt64_ShrU(CInt64 lhs, CInt64 rhs);
extern int CInt64_UnsignedCompare(const CInt64 *lhs, const CInt64 *rhs);
extern int CInt64_SignedCompare(const CInt64 *lhs, const CInt64 *rhs);
extern unsigned char CInt64_Less(CInt64 lhs, CInt64 rhs);
extern unsigned char CInt64_LessU(CInt64 lhs, CInt64 rhs);
extern unsigned char CInt64_Greater(CInt64 lhs, CInt64 rhs);
extern unsigned char CInt64_GreaterU(CInt64 lhs, CInt64 rhs);
extern unsigned char CInt64_LessEqual(CInt64 lhs, CInt64 rhs);
extern unsigned char CInt64_LessEqualU(CInt64 lhs, CInt64 rhs);
extern unsigned char CInt64_GreaterEqual(CInt64 lhs, CInt64 rhs);
extern unsigned char CInt64_GreaterEqualU(CInt64 lhs, CInt64 rhs);
extern unsigned char CInt64_Equal(CInt64 lhs, CInt64 rhs);
extern unsigned char CInt64_NotEqual(CInt64 lhs, CInt64 rhs);
extern unsigned char CInt64_IsInRange(CInt64 value, short len);
extern unsigned char CInt64_IsInURange(CInt64 value, short len);
extern CInt64 CInt64_And(CInt64 lhs, CInt64 rhs);
extern CInt64 CInt64_Xor(CInt64 lhs, CInt64 rhs);
extern CInt64 CInt64_Or(CInt64 lhs, CInt64 rhs);
extern void CInt64_ConvertInt32(CInt64 *i);
extern void CInt64_ConvertUInt32(CInt64 *i);
extern void CInt64_ConvertInt16(CInt64 *i);
extern void CInt64_ConvertUInt16(CInt64 *i);
extern void CInt64_ConvertInt8(CInt64 *i);
extern void CInt64_ConvertUInt8(CInt64 *i);
extern void CInt64_ConvertUFromLongDouble(CInt64 *pResult, double value);
extern void CInt64_ConvertFromLongDouble(CInt64 *pResult, double value);
extern double CInt64_ConvertUToLongDouble(const CInt64 *value);
extern double CInt64_ConvertToLongDouble(const CInt64 *value);
extern char *CInt64_ScanOctString(CInt64 *pResult, char *str, unsigned char *pFail);
extern char *CInt64_ScanDecString(CInt64 *pResult, char *str, unsigned char *pFail);
extern char *CInt64_ScanHexString(CInt64 *pResult, char *str, unsigned char *pFail);
extern char *CInt64_ScanBinString(CInt64 *pResult, char *str, unsigned char *pFail);
extern char *CInt64_ScanAsmNumber(CInt64 *pResult, char *str, unsigned char *pFail);
extern int CInt64_PrintDec(char *output, CInt64 value);
extern int CInt64_PrintHex(char *output, CInt64 value);
extern int CInt64_PrintBin(char *output, CInt64 value);