#ifndef __RAD__
#define __RAD__

#define RADCOPYRIGHT "Copyright (C) 1994-2000, RAD Game Tools, Inc."

#ifndef __RADRES__

//  __RAD16__ means 16 bit code (Win16)
//  __RAD32__ means 32 bit code (DOS, Win386, Win32s, Mac)

//  __RADDOS__ means DOS code (16 or 32 bit)
//  __RADWIN__ means Windows code (Win16, Win386, Win32s)
//  __RADWINEXT__ means Windows 386 extender (Win386)
//  __RADNT__ means Win32s code
//  __RADMAC__ means Macintosh (Pre OS X, or OS X with CW)
//  __RADMACOSX__ means Mac OS X (Mach-O, ProjectBuilder, gcc)

//  __RADX86__ means Intel x86
//  __RADMMX__ means Intel x86 MMX instructions are allowed
//  __RAD68K__ means 68K
//  __RADPPC__ means PowerPC

// __RADLITTLEENDIAN__ means processor is little-endian (x86)
// __RADBIGENDIAN__ means processor is big-endian (680x0, PPC)

// __RADALLOWINLINES__ means this compiler allows inline function declarations
//                     use RADINLINE for the appropriate keyword


#if (defined(__APPLE__) && defined(__MACH__) && defined(__GNUC__))
  #define __RADMACOSX__
  #define __RAD32__
  #if defined(ppc) || defined(__ppc__) || defined(__ppc)
    #define __RADPPC__
    #define __RADBIGENDIAN__
  #endif
  
  #if defined(__GNUC__)
    #define __RADALLOWINLINES__
    #define RADINLINE inline
  #endif
#endif

  
#if (defined(__MWERKS__) && !defined(__INTEL__)) || defined(__MRC__) || defined(THINK_C) || defined(powerc) || defined(macintosh) || defined(__powerc)

  #define __RADMAC__
  #if defined(powerc) || defined(__powerc)
    #define __RADPPC__
  #else
    #define __RAD68K__
  #endif

  #define __RAD32__

  #define __RADBIGENDIAN__

  #if defined(__MWERKS__)
    #if (defined(__cplusplus) || ! __option(only_std_keywords))
      #define __RADALLOWINLINES__
      #define RADINLINE inline
    #endif
  #elif defined(__MRC__)
    #if defined(__cplusplus)
      #define __RADALLOWINLINES__
      #define RADINLINE inline
    #endif
  #endif

#else

  #define __RADX86__
  #define __RADMMX__

  #ifdef __MWERKS__
    #define _WIN32
  #endif

  #ifdef __DOS__
    #define __RADDOS__
  #endif

  #ifdef __386__
    #define __RAD32__
  #endif

  #ifdef _Windows    //For Borland
    #ifdef __WIN32__
      #define WIN32
    #else
      #define __WINDOWS__
    #endif
  #endif

  #ifdef _WINDOWS    //For MS
    #ifndef _WIN32
      #define __WINDOWS__
    #endif
  #endif

  #ifdef _WIN32
    #define __RADWIN__
    #define __RADNT__
    #define __RAD32__
  #else
    #ifdef __NT__
      #define __RADWIN__
      #define __RADNT__
      #define __RAD32__
    #else
      #ifdef __WINDOWS_386__
        #define __RADWIN__
        #define __RADWINEXT__
        #define __RAD32__
      #else
        #ifdef __WINDOWS__
          #define __RADWIN__
          #define __RAD16__
        #else
          #ifdef WIN32
            #define __RADWIN__
            #define __RADNT__
            #define __RAD32__
          #endif
        #endif
      #endif
    #endif
  #endif

  #define __RADLITTLEENDIAN__

  // TODO - make sure these are set correctly for non-Mac versions
  #ifndef __RADALLOWINLINES__
    #define __RADALLOWINLINES__
    #define RADINLINE __inline
  #endif

#endif

#ifndef __RADALLOWINLINES__
  #define RADINLINE
#endif

#if (!defined(__RADDOS__) && !defined(__RADWIN__) && !defined(__RADMAC__) && !defined(__RADMACOSX__))
  #error RAD.H did not detect your platform.  Define __DOS__, __WINDOWS__, WIN32, macintosh, or powerc.
#endif


#ifdef __RADMAC__

  // this define is for CodeWarrior 11's stupid new libs (even though
  //   we don't use longlong's).

  #define __MSL_LONGLONG_SUPPORT__

  #define RADLINK
  #define RADEXPLINK

  #ifdef __CFM68K__
    #ifdef __RADINDLL__
      #define RADEXPFUNC RADDEFFUNC __declspec(export)
    #else
      #define RADEXPFUNC RADDEFFUNC __declspec(import)
    #endif
  #else
    #define RADEXPFUNC RADDEFFUNC
  #endif
  #define RADASMLINK

#else

  #ifdef __RADNT__
    #ifndef _WIN32
      #define _WIN32
    #endif
    #ifndef WIN32
      #define WIN32
    #endif
  #endif

  #ifdef __RADWIN__
    #ifdef __RAD32__
      #ifdef __RADNT__

        #define RADLINK __stdcall
        #define RADEXPLINK __stdcall

        #ifdef __RADINEXE__
          #define RADEXPFUNC RADDEFFUNC
        #else
          #ifndef __RADINDLL__
            #define RADEXPFUNC RADDEFFUNC __declspec(dllimport)
            #ifdef __BORLANDC__
              #if __BORLANDC__<=0x460
                #undef RADEXPFUNC
                #define RADEXPFUNC RADDEFFUNC
              #endif
            #endif
          #else
            #define RADEXPFUNC RADDEFFUNC __declspec(dllexport)
          #endif
        #endif
      #else
        #define RADLINK __pascal
        #define RADEXPLINK __far __pascal
        #define RADEXPFUNC RADDEFFUNC
      #endif
    #else
      #define RADLINK __pascal
      #define RADEXPLINK __far __pascal __export
      #define RADEXPFUNC RADDEFFUNC
    #endif
  #else
    #ifdef __RADMACOSX__
      #define RADLINK
      #define RADEXPLINK
      #define RADEXPFUNC
      #define RADASMLINK
    #else
      #define RADLINK __pascal
      #define RADEXPLINK __pascal
      #define RADEXPFUNC RADDEFFUNC
      #define RADASMLINK __cdecl
    #endif
  #endif

#endif

#ifdef __RADWIN__
  #ifndef _WINDOWS
    #define _WINDOWS
  #endif
#endif

#ifdef __cplusplus
  #define RADDEFFUNC extern "C"
  #define RADDEFSTART extern "C" {
  #define RADDEFEND }
#else
  #define RADDEFFUNC
  #define RADDEFSTART
  #define RADDEFEND
#endif


RADDEFSTART

#define s8 signed char
#define u8 unsigned char
#define u32 unsigned long
#define s32 signed long
#define f32 float
#define f64 double

#if defined(__MWERKS__) || defined(__MRC__)
#define u64 unsigned long long
#define s64 signed long long
#else
#define u64 unsigned __int64
#define s64 signed __int64
#endif

/* 32 bit implementations */

#ifdef __RAD32__
  #define PTR4

  #define u16 unsigned short
  #define s16 signed short

  #ifdef __RADMACOSX__
  #endif
  
  #ifdef __RADMAC__

    #include <string.h>
    #include <MacTypes.h>
    #include <Memory.h>
    #include <OSUtils.h>
    #ifdef __MRC__
      #include "intrinsics.h"    
    #endif

    void radconv32a(void* p, u32 n);

    u32 radloadu32(u32 a);

    u32 radloadu32ptr(u32* p);

    #define radstrcpy strcpy

    #define radstrcat strcat

    #define radmemcpy(dest,source,size) BlockMoveData((Ptr)(source),(Ptr)(dest),size)

    #define radmemcpydb(dest,source,size) BlockMoveData((Ptr)(source),(Ptr)(dest),size)

    #define radmemcmp memcmp

    #define radmemset memset

    #define radstrlen strlen

    #define radstrchr strchr

    #define radtoupper toupper

    #define radstru32(s) ((u32)atol(s))

    //s8 radstricmp(const void* s1,const void* s2);

    #define radstrcmp strcmp

    //char* radstrupr(void* s1);

    //char* radstrlwr(void* s1);

    u32 radsqr(u32 a);

    u32 mult64anddiv(u32 mt1,u32 mt2,u32 d);

    s32 radabs(s32 ab);

    #define radabs32 radabs

    //char* radstpcpy(void* dest,const void* source);

    //char* radstpcpyrs(void* dest,const void* source);

    void radmemset16(void* dest,u16 value,u32 size);

    //void radmemset32(void* dest,u32 value,u32 size);

    #define BreakPoint() DebugStr("\pBreakPoint() was called")

    //u8 radinp(u16 p);

    //void radoutp(u16 p,u8 v);

    //u32 RADsqrt(u32 sq);

    u32 RADCycleTimerAvail(void);

    void RADCycleTimerStartAddr(u32* addr);

    u32 RADCycleTimerDeltaAddr(u32* addr);

    void RADCycleTimerStartAddr64(u64* addr);

    void RADCycleTimerDeltaAddr64(u64* addr);

    #define RADCycleTimerStart(var) RADCycleTimerStartAddr(&var)

    #define RADCycleTimerDelta(var) RADCycleTimerDeltaAddr(&var)

    #define RADCycleTimerStart64(var) RADCycleTimerStartAddr64(&var)

    #define RADCycleTimerDelta64(var) RADCycleTimerDeltaAddr64(&var)


    #ifdef __RAD68K__
      #pragma parameter radconv32a(__A0,__D0)
      void radconv32a(void* p,u32 n) ={0x4A80,0x600C,0x2210,0xE059,0x4841,0xE059,0x20C1,0x5380,0x6EF2};
      // tst.l d0  bra.s @loope  @loop:  move.l (a0),d1  ror.w #8,d1  swap d1 ror.w #8,d1  move.l d1,(a0)+  sub.l #1,d0  bgt.s @loop  @loope:
    #endif

    #ifdef __RADALLOWINLINES__
      #if defined __RADPPC__ && defined(__MWERKS__) && (__MWERKS__ >= 0x2301) && 0
        u32 RADINLINE radloadu32(register u32 x) {
          register u32 t1, t2;
          asm {                   // x  = aa bb cc dd
            rlwinm t1,x,24,0,23   // t1 = dd aa bb 00
            rlwinm t2,x,8,24,31   // t2 = 00 00 00 aa
            rlwimi t1,x,8, 8,15   // t1 = dd cc bb 00
            or x,t1,t2            // x  = dd cc bb aa
          }
          return x;
        }
      #else
        u32 RADINLINE radloadu32(register u32 x) {
          return (((x << 24) & 0xFF000000) |
                  ((x <<  8) & 0x00FF0000) |
                  ((x >>  8) & 0x0000FF00) |
                  ((x >> 24) & 0x000000FF));
        }
      #endif
    #endif

    #if defined(__RADPPC__) && (defined(__MWERKS__) || defined(__MRC__))
      #define radloadu32ptr(p) (u32) __lwbrx((p),0)
    #else
      #define radloadu32ptr(p) radloadu32(*(u32*)(p));
    #endif

    #ifdef __RADALLOWINLINES__
      u32 RADINLINE radsqr(u32 a) {  return(a*a);  }
    #endif

    #ifdef __RAD68K__
      #pragma parameter __D0 mult64anddiv(__D0,__D1,__D2)
      u32 mult64anddiv(u32 mt1,u32 mt2,u32 d) ={0x4C01,0x0C01,0x4C42,0x0C01};
      //  muls.l d1,d1:d0  divs.l d2,d1:d0
    #endif

    #if defined(__RADPPC__) && (defined(__MWERKS__) || defined(__MRC__))
      #define radabs(ab) __abs((s32)(ab))
    #elif defined(__RADALLOWINLINES__)
      s32 RADINLINE radabs(s32 ab) { return (ab < 0) ? -ab : ab; }
    #endif

  #else

    #define radconv32a(p,n) ((void)0)

    #define radloadu32(a) ((u32)(a))

    #define radloadu32ptr(p) *((u32*)(p))

    #ifdef __WATCOMC__

      u32 radsqr(s32 a);
      #pragma aux radsqr = "mul eax" parm [eax] modify [EDX eax];

      u32 mult64anddiv(u32 mt1,u32 mt2,u32 d);
      #pragma aux mult64anddiv = "mul ecx" "div ebx" parm [eax] [ecx] [ebx] modify [EDX eax];

      s32 radabs(s32 ab);
      #pragma aux radabs = "test eax,eax" "jge skip" "neg eax" "skip:" parm [eax];

      #define radabs32 radabs

      u32 DOSOut(const char* str);
      #pragma aux DOSOut = "cld" "mov ecx,0xffffffff" "xor eax,eax" "mov edx,edi" "repne scasb" "not ecx" "dec ecx" "mov ebx,1" "mov ah,0x40" "int 0x21" parm [EDI] modify [EAX EBX ECX EDX EDI] value [ecx];
    
      void DOSOutNum(const char* str,u32 len);
      #pragma aux DOSOutNum = "mov ah,0x40" "mov ebx,1" "int 0x21" parm [edx] [ecx] modify [eax ebx];

      u32 ErrOut(const char* str);
      #pragma aux ErrOut = "cld" "mov ecx,0xffffffff" "xor eax,eax" "mov edx,edi" "repne scasb" "not ecx" "dec ecx" "xor ebx,ebx" "mov ah,0x40" "int 0x21" parm [EDI] modify [EAX EBX ECX EDX EDI] value [ecx];
    
      void ErrOutNum(const char* str,u32 len);
      #pragma aux ErrOutNum = "mov ah,0x40" "xor ebx,ebx" "int 0x21" parm [edx] [ecx] modify [eax ebx];

      void radmemset16(void* dest,u16 value,u32 size);
      #pragma aux radmemset16 = "cld" "mov bx,ax" "shl eax,16" "mov ax,bx" "mov bl,cl" "shr ecx,1" "rep stosd" "mov cl,bl" "and cl,1" "rep stosw" parm [EDI] [EAX] [ECX] modify [EAX EDX EBX ECX EDI];
    
      void radmemset(void* dest,u8 value,u32 size);
      #pragma aux radmemset = "cld" "mov ah,al" "mov bx,ax" "shl eax,16" "mov ax,bx" "mov bl,cl" "shr ecx,2" "and bl,3" "rep stosd" "mov cl,bl" "rep stosb" parm [EDI] [AL] [ECX] modify [EAX EDX EBX ECX EDI];

      void radmemset32(void* dest,u32 value,u32 size);
      #pragma aux radmemset32 = "cld" "rep stosd" parm [EDI] [EAX] [ECX] modify [EAX EDX EBX ECX EDI];

      void radmemcpy(void* dest,const void* source,u32 size);
      #pragma aux radmemcpy = "cld" "mov bl,cl" "shr ecx,2" "rep movsd" "mov cl,bl" "and cl,3" "rep movsb" parm [EDI] [ESI] [ECX] modify [EBX ECX EDI ESI];

      void __far *radfmemcpy(void __far* dest,const void __far* source,u32 size);
      #pragma aux radfmemcpy = "cld" "push es" "push ds" "mov es,cx" "mov ds,dx" "mov ecx,eax" "shr ecx,2" "rep movsd" "mov cl,al" "and cl,3" "rep movsb" "pop ds" "pop es" parm [CX EDI] [DX ESI] [EAX] modify [ECX EDI ESI] value [CX EDI];

      void radmemcpydb(void* dest,const void* source,u32 size);  //Destination bigger
      #pragma aux radmemcpydb = "std" "mov bl,cl" "lea esi,[esi+ecx-4]" "lea edi,[edi+ecx-4]" "shr ecx,2" "rep movsd" "and bl,3" "jz dne" "add esi,3" "add edi,3" "mov cl,bl" "rep movsb" "dne:" "cld" parm [EDI] [ESI] [ECX] modify [EBX ECX EDI ESI];

      char* radstrcpy(void* dest,const void* source);
      #pragma aux radstrcpy = "cld" "mov edx,edi" "lp:" "mov al,[esi]" "inc esi" "mov [edi],al" "inc edi" "cmp al,0" "jne lp" parm [EDI] [ESI] modify [EAX EDX EDI ESI] value [EDX];

      char __far* radfstrcpy(void __far* dest,const void __far* source);
      #pragma aux radfstrcpy = "cld" "push es" "push ds" "mov es,cx" "mov ds,dx" "mov edx,edi" "lp:" "lodsb" "stosb" "test al,0xff" "jnz lp" "pop ds" "pop es" parm [CX EDI] [DX ESI] modify [EAX EDX EDI ESI] value [CX EDX];

      char* radstpcpy(void* dest,const void* source);
      #pragma aux radstpcpy = "cld" "lp:" "mov al,[esi]" "inc esi" "mov [edi],al" "inc edi" "cmp al,0" "jne lp" "dec edi" parm [EDI] [ESI] modify [EAX EDI ESI] value [EDI];

      char* radstpcpyrs(void* dest,const void* source);
      #pragma aux radstpcpyrs = "cld" "lp:" "mov al,[esi]" "inc esi" "mov [edi],al" "inc edi" "cmp al,0" "jne lp" "dec esi" parm [EDI] [ESI] modify [EAX EDI ESI] value [ESI];

      u32 radstrlen(const void* dest);
      #pragma aux radstrlen = "cld" "mov ecx,0xffffffff" "xor eax,eax" "repne scasb" "not ecx" "dec ecx" parm [EDI] modify [EAX ECX EDI] value [ECX];
    
      char* radstrcat(void* dest,const void* source);
      #pragma aux radstrcat = "cld" "mov ecx,0xffffffff" "mov edx,edi" "xor eax,eax" "repne scasb" "dec edi" "lp:" "lodsb" "stosb" "test al,0xff" "jnz lp" \
      parm [EDI] [ESI] modify [EAX ECX EDI ESI] value [EDX];

      char* radstrchr(const void* dest,char chr);
      #pragma aux radstrchr = "cld" "lp:" "lodsb" "cmp al,dl" "je fnd" "cmp al,0" "jnz lp" "mov esi,1" "fnd:" "dec esi" parm [ESI] [DL] modify [EAX ESI] value [esi];

      s8 radmemcmp(const void* s1,const void* s2,u32 len);
      #pragma aux radmemcmp = "cld" "rep cmpsb" "setne al" "jbe end" "neg al" "end:"  parm [EDI] [ESI] [ECX] modify [ECX EDI ESI];

      s8 radstrcmp(const void* s1,const void* s2);
      #pragma aux radstrcmp = "lp:" "mov al,[esi]" "mov ah,[edi]" "cmp al,ah" "jne set" "cmp al,0" "je set" "inc esi" "inc edi" "jmp lp" "set:" "setne al" "jbe end" "neg al" "end:" \
      parm [EDI] [ESI] modify [EAX EDI ESI];

      s8 radstricmp(const void* s1,const void* s2);
      #pragma aux radstricmp = "lp:" "mov al,[esi]" "mov ah,[edi]" "cmp al,'a'" "jb c1" "cmp al,'z'" "ja c1" "sub al,32" "c1:" "cmp ah,'a'" "jb c2" "cmp ah,'z'" "ja c2" "sub ah,32" "c2:" "cmp al,ah" "jne set" "cmp al,0" "je set" \
     "inc esi" "inc edi" "jmp lp" "set:" "setne al" "jbe end" "neg al" "end:" \
      parm [EDI] [ESI] modify [EAX EDI ESI];

      s8 radstrnicmp(const void* s1,const void* s2,u32 len);
      #pragma aux radstrnicmp = "lp:" "mov al,[esi]" "mov ah,[edi]" "cmp al,'a'" "jb c1" "cmp al,'z'" "ja c1" "sub al,32" "c1:" "cmp ah,'a'" "jb c2" "cmp ah,'z'" "ja c2" "sub ah,32" "c2:" "cmp al,ah" "jne set" "cmp al,0" "je set" \
      "dec ecx" "jz set" "inc esi" "inc edi" "jmp lp" "set:" "setne al" "jbe end" "neg al" "end:" \
      parm [EDI] [ESI] [ECX] modify [EAX ECX EDI ESI];

      char* radstrupr(void* s1);
      #pragma aux radstrupr = "mov ecx,edi" "lp:" "mov al,[edi]" "cmp al,'a'" "jb c1" "cmp al,'z'" "ja c1" "sub [edi],32" "c1:" "inc edi" "cmp al,0" "jne lp" parm [EDI] modify [EAX EDI] value [ecx];

      char* radstrlwr(void* s1);
      #pragma aux radstrlwr = "mov ecx,edi" "lp:" "mov al,[edi]" "cmp al,'A'" "jb c1" "cmp al,'Z'" "ja c1" "add [edi],32" "c1:" "inc edi" "cmp al,0" "jne lp" parm [EDI] modify [EAX EDI] value [ecx];

      u32 radstru32(const void* dest);
        #pragma aux radstru32 = "cld" "xor ecx,ecx" "xor ebx,ebx" "xor edi,edi" "lodsb" "cmp al,45" "jne skip2" "mov edi,1" "jmp skip" "lp:" "mov eax,10" "mul ecx" "lea ecx,[eax+ebx]" \
        "skip:" "lodsb" "skip2:" "cmp al,0x39" "ja dne" "cmp al,0x30" "jb dne" "mov bl,al" "sub bl,0x30" "jmp lp" "dne:" "test edi,1" "jz pos" "neg ecx" "pos:" \
        parm [ESI] modify [EAX EBX EDX EDI ESI] value [ecx];
                                                             
      u16 GetDS();
      #pragma aux GetDS = "mov ax,ds" value [ax];

      #ifdef __RADWINEXT__
    
        #define _16To32(ptr16) ((void*)(((GetSelectorBase((u16)(((u32)(ptr16))>>16))+((u16)(u32)(ptr16)))-GetSelectorBase(GetDS()))))

      #endif

      #ifndef __RADWIN__
        #define int86 int386
        #define int86x int386x
      #endif
    
      #define u32regs x
      #define u16regs w
    
    #else

      #define radstrcpy strcpy
      #define radstrcat strcat
      #define radmemcpy memcpy
      #define radmemcpydb memmove
      #define radmemcmp memcmp
      #define radmemset memset
      #define radstrlen strlen
      #define radstrchr strchr
      #define radtoupper toupper
      #define radstru32(s) ((u32)atol(s))
      #define radstricmp _stricmp
      #define radstrcmp strcmp
      #define radstrupr _strupr
      #define radstrlwr _strlwr
      #define BreakPoint() __asm {int 3}
      #define DOSOut(str)

      #ifdef _MSC_VER

        #pragma warning( disable : 4035)

        typedef char* RADPCHAR;

        u32 __inline radsqr(u32 m) {
          __asm {
            mov eax,[m]
            mul eax
          }
        }

        u32 __inline mult64anddiv(u32 mt1,u32 mt2, u32 d) {
          __asm {
            mov eax,[mt1]
            mov ecx,[mt2]
            mul ecx
            mov ecx,[d]
            div ecx
          }
        }

        s32 __inline radabs(s32 ab) {
          __asm {
            mov eax,[ab]
            test eax,eax
            jge skip
            neg eax
           skip:
          }
        }

        u8 __inline radinp(u16 p) {
          __asm {
            mov dx,[p] 
            in al,dx 
          } 
        }

        void __inline radoutp(u16 p,u8 v) {
          __asm {
            mov dx,[p] 
            mov al,[v]
            out dx,al 
          }
        }

        RADPCHAR __inline radstpcpy(char* p1, char* p2) { 
          __asm {
             mov edx,[p1] 
             mov ecx,[p2]
             cld
            lp:
             mov al,[ecx] 
             inc ecx 
             mov [edx],al 
             inc edx
             cmp al,0 
             jne lp 
             dec edx 
             mov eax,edx
          } 
        }
        
        RADPCHAR __inline radstpcpyrs(char* p1, char* p2) { 
          __asm {
            mov edx,[p1]
            mov ecx,[p2]
            cld
           lp:
            mov al,[ecx]
            inc ecx
            mov [edx],al
            inc edx
            cmp al,0 
            jne lp
            dec ecx
            mov eax,ecx 
          } 
        }

        void __inline radmemset16(void* dest,u16 value,u32 sizeb) {
          __asm {
            mov edi,[dest]
            mov ax,[value] 
            mov ecx,[sizeb]
            shl eax,16 
            cld 
            mov ax,[value] 
            mov bl,cl 
            shr ecx,1 
            rep stosd
            mov cl,bl 
            and cl,1 
            rep stosw
          }
        }

        void __inline radmemset32(void* dest,u32 value,u32 sizeb) {
          __asm {
            mov edi,[dest]
            mov eax,[value]
            mov ecx,[sizeb]
            cld
            rep stosd
          }
        }

        u32 __inline __stdcall RADsqrt(u32 sq) {
          __asm {
            fild dword ptr [sq]
            fsqrt
            fistp word ptr [sq]
            movzx eax,word ptr [sq]
          }
        }

#ifdef __MWERKS__
        u32 __inline RADCycleTimerAvail(void)
        {
        	u32 rdtscavail = 1;
        	return rdtscavail;
        }
#else
        u32 __inline RADCycleTimerAvail(void)
        {
          u32 rdtscavail=(u32)-1;
          __try
          {
            __asm
            {
#ifdef __MWERKS__
              rdtsc
#else
#if _MSC_VER<=1100
              __emit 0xf
              __emit 0x31
#else
              rdtsc
#endif
#endif
            }
            rdtscavail=1;
          }
          __except (1)
          {
            rdtscavail=(u32)-1;
          }
          return rdtscavail;
        }     
#endif

        void __inline RADCycleTimerStartAddr(u32* addr)
        {
          __asm {
            mov ecx,[addr]
#ifdef __MWERKS__
            rdtsc
#else
#if _MSC_VER<=1100
            __emit 0xf
            __emit 0x31
#else
            rdtsc
#endif
#endif
            mov [ecx],eax
          }
        }

        u32 __inline RADCycleTimerDeltaAddr(u32* addr)
        {
          __asm {
#ifdef __MWERKS__
            rdtsc
#else
#if _MSC_VER<=1100
            __emit 0xf
            __emit 0x31
#else
            rdtsc
#endif
#endif
            mov ecx,[addr]
            mov edx,eax
            sub eax,[ecx]
            mov [ecx],eax
          }
        }

        void __inline RADCycleTimerStartAddr64(u64* addr)
        {
          __asm {
            mov ecx,[addr]
#ifdef __MWERKS__
            rdtsc
#else
#if _MSC_VER<=1100
            __emit 0xf
            __emit 0x31
#else
            rdtsc
#endif
#endif
            mov [ecx],eax
            mov [ecx+4],edx
          }
        }

        void __inline RADCycleTimerDeltaAddr64(u64* addr)
        {
          __asm {
#ifdef __MWERKS__
            rdtsc
#else
#if _MSC_VER<=1100
            __emit 0xf
            __emit 0x31
#else
            rdtsc
#endif
#endif
            mov ecx,[addr]
            sub eax,[ecx]
            sbb edx,[ecx+4]
            mov [ecx],eax
            mov [ecx+4],edx
          }
        }

        #define RADCycleTimerStart(var) RADCycleTimerStartAddr(&var)
        #define RADCycleTimerDelta(var) RADCycleTimerDeltaAddr(&var)

        #define RADCycleTimerStart64(var) RADCycleTimerStartAddr64(&var)
        #define RADCycleTimerDelta64(var) RADCycleTimerDeltaAddr64(&var)

        #pragma warning( default : 4035)

      #endif

    #endif

  #endif

#else

  #define PTR4 __far

  #define u16 unsigned int
  #define s16 signed int

  #ifdef __WATCOMC__

    u32 radsqr(s32 a);
    #pragma aux radsqr = "shl edx,16" "mov dx,ax" "mov eax,edx" "xor edx,edx" "mul eax" "shld edx,eax,16" parm [dx ax] modify [DX ax] value [dx ax];

    s16 radabs(s16 ab);
    #pragma aux radabs = "test ax,ax" "jge skip" "neg ax" "skip:" parm [ax] value [ax];

    s32 radabs32(s32 ab);
    #pragma aux radabs32 = "test dx,dx" "jge skip" "neg dx" "neg ax" "sbb dx,0" "skip:" parm [dx ax] value [dx ax];
    
    u32 DOSOut(const char far* dest);
    #pragma aux DOSOut = "cld" "and edi,0xffff" "mov dx,di" "mov ecx,0xffffffff" "xor eax,eax" 0x67 "repne scasb" "not ecx" "dec ecx" "mov bx,1" "push ds" "push es" "pop ds" "mov ah,0x40" "int 0x21" "pop ds" "movzx eax,cx" "shr ecx,16" \
       parm [ES DI] modify [AX BX CX DX DI ES] value [CX AX];
    
    void DOSOutNum(const char far* str,u16 len);
    #pragma aux DOSOutNum = "push ds" "mov ds,cx" "mov cx,bx" "mov ah,0x40" "mov bx,1" "int 0x21" "pop ds" parm [cx dx] [bx] modify [ax bx cx];

    u32 ErrOut(const char far* dest);
    #pragma aux ErrOut = "cld" "and edi,0xffff" "mov dx,di" "mov ecx,0xffffffff" "xor eax,eax" 0x67 "repne scasb" "not ecx" "dec ecx" "xor bx,bx" "push ds" "push es" "pop ds" "mov ah,0x40" "int 0x21" "pop ds" "movzx eax,cx" "shr ecx,16" \
       parm [ES DI] modify [AX BX CX DX DI ES] value [CX AX];

    void ErrOutNum(const char far* str,u16 len);
    #pragma aux ErrOutNum = "push ds" "mov ds,cx" "mov cx,bx" "mov ah,0x40" "xor bx,bx" "int 0x21" "pop ds" parm [cx dx] [bx] modify [ax bx cx];

    void radmemset(void far *dest,u8 value,u32 size);
    #pragma aux radmemset = "cld" "and edi,0ffffh" "shl ecx,16" "mov cx,bx" "mov ah,al" "mov bx,ax" "shl eax,16" "mov ax,bx" "mov bl,cl" "shr ecx,2" 0x67 "rep stosd" "mov cl,bl" "and cl,3" "rep stosb" parm [ES DI] [AL] [CX BX];

    void radmemset16(void far* dest,u16 value,u32 size);
    #pragma aux radmemset16 = "cld" "and edi,0ffffh" "shl ecx,16" "mov cx,bx" "mov bx,ax" "shl eax,16" "mov ax,bx" "mov bl,cl" "shr ecx,1" "rep stosd" "mov cl,bl" "and cl,1" "rep stosw" parm [ES DI] [AX] [CX BX];

    void radmemcpy(void far* dest,const void far* source,u32 size);
    #pragma aux radmemcpy = "cld" "push ds" "mov ds,dx" "and esi,0ffffh" "and edi,0ffffh" "shl ecx,16" "mov cx,bx" "shr ecx,2" 0x67 "rep movsd" "mov cl,bl" "and cl,3" "rep movsb" "pop ds" parm [ES DI] [DX SI] [CX BX] modify [CX SI DI ES];

    s8 radmemcmp(const void far* s1,const void far* s2,u32 len);
    #pragma aux radmemcmp = "cld" "push ds" "mov ds,dx" "shl ecx,16" "mov cx,bx" "rep cmpsb" "setne al" "jbe end" "neg al" "end:" "pop ds"  parm [ES DI] [DX SI] [CX BX] modify [CX SI DI ES];

    char far* radstrcpy(void far* dest,const void far* source);
    #pragma aux radstrcpy = "cld" "push ds" "mov ds,dx" "and esi,0xffff" "and edi,0xffff" "mov dx,di" "lp:" "lodsb" "stosb" "test al,0xff" "jnz lp" "pop ds" parm [ES DI] [DX SI] modify [AX DX DI SI ES] value [es dx];

    char far* radstpcpy(void far* dest,const void far* source);
    #pragma aux radstpcpy = "cld" "push ds" "mov ds,dx" "and esi,0xffff" "and edi,0xffff" "lp:" "lodsb" "stosb" "test al,0xff" "jnz lp" "dec di" "pop ds" parm [ES DI] [DX SI] modify [DI SI ES] value [es di];

    u32 radstrlen(const void far* dest);
    #pragma aux radstrlen = "cld" "and edi,0xffff" "mov ecx,0xffffffff" "xor eax,eax" 0x67 "repne scasb" "not ecx" "dec ecx" "movzx eax,cx" "shr ecx,16" parm [ES DI] modify [AX CX DI ES] value [CX AX];
    
    char far* radstrcat(void far* dest,const void far* source);
    #pragma aux radstrcat = "cld" "and edi,0xffff" "mov ecx,0xffffffff" "and esi,0xffff" "push ds" "mov ds,dx" "mov dx,di" "xor eax,eax" 0x67 "repne scasb" "dec edi" "lp:" "lodsb" "stosb" "test al,0xff" "jnz lp" "pop ds" \
      parm [ES DI] [DX SI] modify [AX CX DI SI ES] value [es dx];
    
    char far* radstrchr(const void far* dest,char chr);
    #pragma aux radstrchr = "cld" "lp:" 0x26 "lodsb" "cmp al,dl" "je fnd" "cmp al,0" "jnz lp" "xor ax,ax" "mov es,ax" "mov si,1" "fnd:" "dec si" parm [ES SI] [DL] modify [AX SI ES] value [es si];

    s8 radstricmp(const void far* s1,const void far* s2);
    #pragma aux radstricmp = "and edi,0xffff" "push ds" "mov ds,dx" "and esi,0xffff" "lp:" "mov al,[esi]" "mov ah,[edi]" "cmp al,'a'" "jb c1" "cmp al,'z'" "ja c1" "sub al,32" "c1:" \
      "cmp ah,'a'" "jb c2" "cmp ah,'z'" "ja c2" "sub ah,32" "c2:" "cmp al,ah" "jne set" "cmp al,0" "je set" \
      "inc esi" "inc edi" "jmp lp" "set:" "setne al" "jbe end" "neg al" "end:" "pop ds" \
      parm [ES DI] [DX SI] modify [AX DI SI];

    u32 radstru32(const void far* dest);
    #pragma aux radstru32 = "cld" "xor ecx,ecx" "xor ebx,ebx" "xor edi,edi" 0x26 "lodsb" "cmp al,45" "jne skip2" "mov edi,1" "jmp skip" "lp:" "mov eax,10" "mul ecx" "lea ecx,[eax+ebx]" \
      "skip:" 0x26 "lodsb" "skip2:" "cmp al,0x39" "ja dne" "cmp al,0x30" "jb dne" "mov bl,al" "sub bl,0x30" "jmp lp" "dne:" "test edi,1" "jz pos" "neg ecx" "pos:" \
      "movzx eax,cx" "shr ecx,16" parm [ES SI] modify [AX BX DX DI SI] value [cx ax];

    u32 mult64anddiv(u32 mt1,u32 mt2,u32 d);
    #pragma aux mult64anddiv = "shl ecx,16" "mov cx,ax" "shrd eax,edx,16" "mov ax,si" "mul ecx" "shl edi,16" "mov di,bx" "div edi" "shld edx,eax,16" "and edx,0xffff" "and eax,0xffff" parm [cx ax] [dx si] [di bx] \
      modify [ax bx cx dx si di] value [dx ax];

  #endif

#endif

RADDEFEND

#define u32neg1 ((u32)(s32)-1)
#define RAD_align(var) var; u8 junk##var[4-(sizeof(var)&3)];
#define RAD_align_after(var) u8 junk##var[4-(sizeof(var)&3)]={0};
#define RAD_align_init(var,val) var=val; u8 junk##var[4-(sizeof(var)&3)]={0};
#define RAD_align_array(var,num) var[num]; u8 junk##var[4-(sizeof(var)&3)];
#define RAD_align_string(var,str) char var[]=str; u8 junk##var[4-(sizeof(var)&3)]={0};


typedef void PTR4* (RADLINK PTR4* RADMEMALLOC) (u32 bytes);
typedef void       (RADLINK PTR4* RADMEMFREE)  (void PTR4* ptr);

#ifdef __RADMAC__
  #pragma export on
#endif
RADEXPFUNC void RADEXPLINK RADSetMemory(RADMEMALLOC a,RADMEMFREE f);
#ifdef __RADMAC__
  #pragma export off
#endif

RADEXPFUNC void PTR4* RADEXPLINK radmalloc(u32 numbytes);
RADEXPFUNC void RADEXPLINK radfree(void PTR4* ptr);

#ifdef __RADDOS__

  RADDEFSTART
  extern void* RADTimerSetupAddr;
  extern void* RADTimerReadAddr;
  extern void* RADTimerDoneAddr;
  RADDEFEND

  typedef void RADEXPLINK (*RADTimerSetupType)(void);
  typedef u32 RADEXPLINK (*RADTimerReadType)(void);
  typedef void RADEXPLINK (*RADTimerDoneType)(void);

  #define RADTimerSetup() ((RADTimerSetupType)(RADTimerSetupAddr))()
  #define RADTimerRead() ((RADTimerReadType)(RADTimerReadAddr))()
  #define RADTimerDone() ((RADTimerDoneType)(RADTimerDoneAddr))()

#else

  #define RADTimerSetup()
  #define RADTimerDone()

  #if (defined(__RAD16__) || defined(__RADWINEXT__))

    #define RADTimerRead timeGetTime

  #else

    RADEXPFUNC u32 RADEXPLINK RADTimerRead(void);

  #endif

#endif


#ifdef __WATCOMC__

  char bkbhit();
  #pragma aux bkbhit = "mov ah,1" "int 0x16" "lahf" "shr eax,14" "and eax,1" "xor al,1" ;

  char bgetch();
  #pragma aux bgetch = "xor ah,ah" "int 0x16" "test al,0xff" "jnz done" "mov al,ah" "or al,0x80" "done:" modify [AX];

  void BreakPoint();
  #pragma aux BreakPoint = "int 3";

  u8 radinp(u16 p);
  #pragma aux radinp = "in al,dx" parm [DX];

  u8 radtoupper(u8 p);
  #pragma aux radtoupper = "cmp al,'a'" "jb c1" "cmp al,'z'" "ja c1" "sub al,32" "c1:" parm [al] value [al];

  void radoutp(u16 p,u8 v);
  #pragma aux radoutp = "out dx,al" parm [DX] [AL];

#else

// for multi-processor machines

#ifdef __RADNT__
  #define LockedIncrement(var) __asm { lock inc [var] }
  #define LockedDecrement(var) __asm { lock dec [var] }
  void __inline LockedIncrementFunc(void PTR4* var) {
    __asm {
      mov eax,[var]
      lock inc [eax]
    }
  }

  void __inline LockedDecrementFunc(void PTR4* var) {
    __asm {
       mov eax,[var]
       lock dec [eax]
    }
  }

#else
  
  #if defined(__RADMAC__) || defined(__RADMACOSX__)

    #define LockedIncrement(var) {++(var);}
    #define LockedDecrement(var) {--(var);}

    #define LockedIncrementFunc(ptr) {++(*((u32*)(ptr)));}
    #define LockedDecrementFunc(ptr) {--(*((u32*)(ptr)));}

  #else

    #define LockedIncrement(var) __asm { inc [var] }
    #define LockedDecrement(var) __asm { dec [var] }
    void __inline LockedIncrementFunc(void PTR4* var) { __asm { mov eax,[var]
                                                                inc [eax] } }
    void __inline LockedDecrementFunc(void PTR4* var) { __asm { mov eax,[var]
                                                                dec [eax] } }
  #endif

#endif

#endif

#endif

#endif

