Windows-Server-2003/sdktools/rcdll/rc.h

799 lines
23 KiB
C

/***********************************************************************
* Microsoft (R) Windows (R) Resource Compiler
*
* Copyright (c) Microsoft Corporation. All rights reserved.
*
* File Comments:
*
*
***********************************************************************/
#include <windows.h>
#include <ntverp.h>
#include <stdio.h>
#include <windef.h>
#include <wchar.h>
typedef FILE *PFILE;
typedef WCHAR *PWCHAR;
typedef USHORT *PUSHORT;
typedef SHORT *PSHORT;
typedef UINT *PUINT;
typedef UCHAR *PUCHAR;
#include <ctype.h>
#include <errno.h>
#include <io.h>
#include <limits.h>
#include <malloc.h>
#include <memory.h>
#include <process.h>
#include <signal.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <mmsystem.h>
#include "charmap.h"
#include "fcntl.h"
#include "getflags.h"
#include "grammar.h"
#include "rcpptype.h"
#include "rcppdecl.h"
#include "rcppext.h"
#include "p0defs.h"
#include "newexe.h"
#include "p1types.h"
#include "rcdefs.h"
#include "rcnewres.h"
#include "rcppx.h"
#include "rcunicod.h"
#include "resfile.h"
#include "strings.h"
#include "trees.h"
#define NULL_FILE ((PFILE) NULL)
/* ----- General symbols ----- */
#define VERSION_DUAL 0x202
#define BUFSIZE 16384
#define EOF (-1)
#define TRUE 1
#define FALSE 0
/* The ResType field of NewHeader identifies the cursor/icon type */
#define ICONTYPE 1
#define CURSORTYPE 2
/* Identifies the menu item template version number */
#define OLDMENUITEMTEMPLATEVERSIONNUMBER 0
#define OLDMENUITEMTEMPLATEBYTESINHEADER 0
#define MENUITEMTEMPLATEVERSIONNUMBER 1
#define MENUITEMTEMPLATEBYTESINHEADER sizeof(DWORD) //dwHelpID in hdr
#define DIFFERENCE 11
/* Predefined resource types */
#define RT_NEWRESOURCE 0x2000
#define RT_ERROR 0x7fff
#define RT_NEWBITMAP MAKEINTRESOURCE((DWORD)RT_BITMAP+DIFFERENCE)
// These are 'hidden' resources that users never see/use directly.
#define RT_MENUEX MAKEINTRESOURCE(15)
#define RT_DIALOGEX MAKEINTRESOURCE(18)
// These are here only temporary here they should in winuser.w
#define RT_ANICURSOR MAKEINTRESOURCE(21)
#define RT_ANIICON MAKEINTRESOURCE(22)
#define RT_LAST MAKEINTRESOURCE(22)
// AFX resource types (Should these be in winuser.h?)
#define RT_DLGINIT MAKEINTRESOURCE(240)
#define RT_TOOLBAR MAKEINTRESOURCE(241)
#define GFE_ZEROINIT 0x0001
#define GFE_SHORT 0x0002
#ifdef MFR_POPUP
#if (MFR_POPUP != 0x01) && (MFR_END != 0x80)
#error MFR_POPUP or MFR_END definition(s) invalid
#endif
#else
#define MFR_POPUP 0x01
#define MFR_END 0x80
#endif
/* Single-byte control class IDs */
#define BUTTONCODE 0x80
#define EDITCODE 0x81
#define STATICCODE 0x82
#define LISTBOXCODE 0x83
#define SCROLLBARCODE 0x84
#define COMBOBOXCODE 0x85
/* Translator flag bits */
#define fVIRTKEY 1
#define fNOINVERT 2
#define fSHIFT 4
#define fCONTROL 8
#define fALT 16
/* Menu flag bits */
#define OPGRAYED 0x0001
#define OPINACTIVE 0x0002 // INACTIVE | GRAYED
#define OPBITMAP 0x0004
#define OPOWNERDRAW 0x0100
#define OPUSECHECKBITMAPS 0x0200
#define OPCHECKED 0x0008
#define OPPOPUP 0x0010
#define OPBREAKWBAR 0x0020
#define OPBREAK 0x0040
#define OPENDMENU 0x0080
#define OPHELP 0x4000
#define OPSEPARATOR 0x0800
/*#define OPPOPHELP 0x0004*/
#define wcsdigit(w) (w >= 0x0030 && w <= 0x0039)
/*
** dialog & menu template tokens (these start at 40)
*/
/* buttons */
#define TKRADIOBUTTON 40
#define TKCHECKBOX 41
#define TKPUSHBUTTON 42
#define TKDEFPUSHBUTTON 43
#define TKAUTOCHECK 44
#define TK3STATE 45
#define TKAUTO3 46
#define TKUSERBUTTON 47
#define TKAUTORADIO 48
#define TKOWNERDRAW 50
#define TKGROUPBOX 51
#define TKPUSHBOX 52
/* static/edit */
#define TKBEDIT 57
#define TKHEDIT 58
#define TKIEDIT 59
#define TKEDITTEXT 60
#define TKLTEXT 61
#define TKRTEXT 62
#define TKCTEXT 63
#define TKEDIT 64
#define TKSTATIC 65
#define TKICON 66
#define TKBITMAP 67
/* menu stuff */
#define TKMENU 70
#define TKMENUITEM 71
#define TKSEPARATOR 72
#define TKCHECKED 73
#define TKGRAYED 74
#define TKINACTIVE 75
#define TKBREAKWBAR 76
#define TKBREAK 77
#define TKPOPUP 78
#define TKHELP 79
/* other controls */
#define TKLISTBOX 90
#define TKCOMBOBOX 91
#define TKRCDATA 92
#define TKSCROLLBAR 93
#define TKFONT 94
#define TKBUTTON 95
#define TKMESSAGETABLE 96
/* math expression tokens */
#define TKCLASS 100
#define TKPLUS 101
#define TKMINUS 102
#define TKNOINVERT 103
#define TKNOT 104
#define TKKANJI 105
#define TKSHIFT 106
/* Accel table */
#define TKALT 110
#define TKASCII 111
#define TKVIRTKEY 112
#define TKVALUE 113
#define TKBLOCK 114
/* verison */
#define TKFILEVERSION 120
#define TKPRODUCTVERSION 121
#define TKFILEFLAGSMASK 122
#define TKFILEFLAGS 123
#define TKFILEOS 124
#define TKFILETYPE 125
#define TKFILESUBTYPE 126
/* misc */
#define TKCHARACTERISTICS 130
#define TKLANGUAGE 131
#define TKVERSION 132
#define TKSTYLE 133
#define TKCONTROL 134
#define TKCAPTION 135
#define TKDLGINCLUDE 136
#define TKLSTR 137
#define TKDLGINIT 138
#define TKEXSTYLE 0xf7 /* so as not to conflict with x-coordinate */
/* memory and load flags */
#define TKFIXED 0xfff0
#define TKMOVEABLE 0xfff1
#define TKDISCARD 0xfff2
#define TKLOADONCALL 0xfff3
#define TKPRELOAD 0xfff4
#define TKPURE 0xfff5
#define TKIMPURE 0xfff6
/* special tokens */
#define CHCARRIAGE L'\r'
#define CHSPACE L' '
#define CHNEWLINE L'\n'
//??#define CHTAB 9
#define CHTAB L'\t'
#define CHDIRECTIVE L'#'
#define CHQUOTE L'"'
#define CHEXTENSION L'.'
#define CHCSOURCE L'c'
#define CHCHEADER L'h'
#define CHCOMMENT L';'
#define DEBUGLEX 1
#define DEBUGPAR 2
#define DEBUGGEN 4
/* End of file character/token */
#define EOFMARK 127
/* Single character keywords that we ignore */
#define LPAREN 1 /* ( */
#define RPAREN 2 /* ) */
/* multiple character keywords */
#define FIRSTKWD 11 /* for adding to table indices */
#define OR FIRSTKWD+1
#define BEGIN FIRSTKWD+2
#define END FIRSTKWD+3
#define COMMA FIRSTKWD+4
#define TILDE FIRSTKWD+5
#define AND FIRSTKWD+6
#define EQUAL FIRSTKWD+7 // AFX
#define LASTKWD FIRSTKWD+8 // 19
/* Token types */
#define NUMLIT LASTKWD+1 // 20
#define STRLIT LASTKWD+2
#define CHARLIT LASTKWD+3
#define LSTRLIT LASTKWD+4 // AFX
/* The following switches, when defined enable various options
** #define DEBUG enables debugging output. Use one or more of the
** values defined above to enable debugging output for different modules */
/* Version number. VERSION and REVISION are used to set the API number
** in an RCed file. SIGNON_* are used just to print the signon banner.
** Changing VERSION and REVISION means that applications RCed with this
** version will not run with earlier versions of Windows. */
//#define VERSION 2
#define REVISION 03
#define SIGNON_VER 4
#define SIGNON_REV 00
/* GetToken() flags */
#define TOKEN_NOEXPRESSION 0x8000
/* Current token structure */
#define MAXSTR (4096+1) // AFX defines this as 255
#define MAXTOKSTR (256+1)
// New Menu Template Parsing structures/definitions
// New menu template format
//
// MenuName MENUEX
// BEGIN
// [MENUITEM "text" [, [id] [, [type] [, [state]]]]]
// [POPUP "text" [, [id] [, [type] [, [state] [, [help id]]]]]
// BEGIN
// [MENUITEM "text" [, [id] [, [type] [, [state]]]]]
// ...
// END]
// ...
// END
typedef struct tagMENU
{
DWORD dwID;
DWORD dwType;
DWORD dwState;
DWORD dwHelpID;
WORD wResInfo;
WCHAR szText[MAXTOKSTR];
} MENU, *PMENU;
typedef enum
{
PT_WORD = 0,
PT_DWORD,
PT_TEXT
} PARSETYPE;
typedef enum
{
PTO_WORD = 0x80,
PTO_DWORD,
PTO_TEXT
} OPARSETYPE;
typedef enum
{
PAR_POPUP = 0,
PAR_MENUITEM,
PAR_MENU
} PARCELTYPE;
#define PT_OPTIONAL 0x80
typedef struct tagPARCEL
{
WORD *pwEnd;
BYTE *pwParms;
} PARCEL;
typedef struct tagKEY
{
PWCHAR kwd;
WORD kwdval;
} KEY, *PKEY;
typedef struct tagSKEY
{
WCHAR skwd;
UINT skwdval; /* changed from a char */
} SKEY, *PSKEY;
#pragma pack(2)
typedef struct tagSYMINFO
{
WCHAR name[MAX_SYMBOL + 1];/* symbol for the resource if available */
WCHAR file[_MAX_PATH];
WORD line;
WORD nID;
} SYMINFO, *PSYMINFO;
typedef struct tagTOKEN
{
LONG longval;
int row; /* line number of current token */
int col; /* column number of current token */
BOOL flongval; /* is parsed number a long? */
USHORT val;
UCHAR type;
UCHAR realtype;
SYMINFO sym;
} TOKEN, *PTOKEN;
typedef struct tagFONTDIR
{
USHORT ordinal;
USHORT nbyFont;
struct tagFONTDIR *next;
} FONTDIR, *PFONTDIR;
typedef struct tagOBJLST
{
struct tagOBJLST *next;
DWORD nObj; /* objecty number */
DWORD cb; /* number of bytes used */
DWORD cpg; /* number of pages used */
DWORD flags; /* object memory flags */
} OBJLST, *POBJLST;
typedef struct tagCTRL
{
SHORT x;
SHORT y;
SHORT cx;
SHORT cy;
WCHAR fOrdinalText;
WCHAR text[MAXTOKSTR];
DWORD id;
WCHAR Class[MAXTOKSTR];
DWORD dwStyle;
DWORD dwExStyle;
DWORD dwHelpID;
} CTRL, *PCTRL;
typedef struct tagDLGHDR
{
SHORT x;
SHORT y;
SHORT cx;
SHORT cy;
UCHAR fOrdinalMenu;
UCHAR fClassOrdinal;
DWORD dwStyle;
DWORD dwExStyle;
WORD bNumberOfItems;
WCHAR Title[MAXTOKSTR];
WCHAR MenuName[MAXTOKSTR];
WCHAR Class[MAXTOKSTR];
WCHAR Font[MAXTOKSTR];
WORD pointsize;
WORD wWeight;
BYTE bItalic;
BYTE bCharSet;
DWORD dwHelpID;
} DLGHDR, *PDLGHDR;
typedef struct tagMENUHDR
{
USHORT menuTemplateVersionNumber;
USHORT menuTemplateBytesInHeader;
} MENUHDR, *PMENUHDR;
typedef struct tagMENUITEM
{
SHORT id;
WCHAR szText[ MAXTOKSTR ];
WORD OptFlags;
WORD PopFlag;
} MENUITEM, *PMENUITEM;
#define BLOCKSIZE 16
typedef struct tagRCSTRING
{
struct tagRCSTRING *next;
DWORD version;
DWORD characteristics;
USHORT hibits;
SHORT flags;
WORD language;
PWCHAR rgsz[ BLOCKSIZE ];
PSYMINFO rgsym[ BLOCKSIZE ];
} RCSTRING, *PRCSTRING;
typedef struct tagRCACCEL
{
WORD flags;
WCHAR ascii;
USHORT id;
USHORT unused;
} RCACCEL, *PRCACCEL;
typedef struct tagRESINFO
{
DWORD version;
DWORD characteristics;
LONG exstyleT;
LONG BinOffset;
LONG size;
struct tagRESINFO *next;
WORD *poffset;
PWCHAR name;
POBJLST pObjLst;
WORD language;
SHORT flags;
USHORT nameord;
USHORT cLang;
SYMINFO sym;
} RESINFO, *PRESINFO;
typedef struct tagTYPEINFO
{
struct tagTYPEINFO *next;
PRESINFO pres;
PWCHAR type;
USHORT typeord;
USHORT cTypeStr;
USHORT cNameStr;
SHORT nres;
} TYPEINFO, *PTYPEINFO;
#pragma pack()
/* ----- Global variables ----- */
extern SHORT ResCount;
extern PTYPEINFO pTypInfo;
extern UINT uiDefaultCodePage;
extern UINT uiCodePage;
extern SHORT nFontsRead;
extern PFONTDIR pFontList;
extern PFONTDIR pFontLast;
extern TOKEN token;
extern int errorCount;
extern WCHAR tokenbuf[MAXSTR + 1]; // +1 is to allow double sz termination
extern wchar_t exename[_MAX_PATH];
extern wchar_t fullname[_MAX_PATH];
extern wchar_t curFile[_MAX_PATH];
extern WORD language;
extern LONG version;
extern LONG characteristics;
extern PDLGHDR pLocDlg;
extern UINT mnEndFlagLoc; /* patch location for end of a menu. */
/* we set the high order bit there */
extern BOOL fVerbose; /* verbose mode (-v) */
extern BOOL fAFXSymbols;
extern BOOL fMacRsrcs;
extern BOOL fAppendNull;
extern BOOL fWarnInvalidCodePage;
extern BOOL fSkipDuplicateCtlIdWarning;
extern long lOffIndex;
extern WORD idBase;
extern wchar_t *szTempFileName;
extern wchar_t *szTempFileName2;
extern wchar_t inname[_MAX_PATH];
extern PFILE fhBin;
extern PFILE fhInput;
extern PFILE fhCode;
extern wchar_t *pchInclude;
extern SHORT k1,k2,k3,k4;
extern PRESINFO pResString;
extern HINSTANCE hInstance;
extern HANDLE hHeap;
extern int nBogusFontNames;
extern WCHAR *pszBogusFontNames[16];
extern WCHAR szSubstituteFontName[MAXTOKSTR];
/*---------------------------------------------------------------------------*/
/* */
/* rcl.c */
/* */
/*---------------------------------------------------------------------------*/
USHORT FindKwd(PWCHAR);
WCHAR GetCharFTB();
PWSTR GetWord(PWSTR);
LONG GetDNum();
LONG GetExpression();
PWCHAR GetGenText();
int GetKwd(int);
int GetNameOrd();
VOID GetNum();
VOID GetNumFTB();
VOID GetNumNoExpression();
LONG GetONum();
LONG GetOperand();
int GetOperator(PWCHAR pOperator);
VOID GetStr();
int GetToken(int);
LONG GetXNum();
void LexError1(int iMsg);
void LexError2(int iMsg, const wchar_t *str);
int LexInit(PFILE);
WCHAR LitChar();
WCHAR OurGetChar();
VOID SkipWhitespace();
/*---------------------------------------------------------------------------*/
/* */
/* rcp.c */
/* */
/*---------------------------------------------------------------------------*/
VOID AddBinEntry(PTYPEINFO, PRESINFO, PCHAR , int, LONG);
VOID AddDefaultTypes();
VOID AddFontDir();
VOID AddResToResFile (PTYPEINFO, PRESINFO, PCHAR, int, LONG);
PTYPEINFO AddResType (PWCHAR, LPWSTR);
VOID AddStringToBin(USHORT, PWCHAR);
int DGetMemFlags(PRESINFO);
LONG GetFileName (VOID);
VOID ParseError1(int);
VOID ParseError2(int, PWCHAR); // AFX has 1&2 -- NT just has ParseError
VOID ParseError3(int);
int ReadRF(VOID);
WORD GetLanguage(VOID);
/*---------------------------------------------------------------------------*/
/* */
/* rcstring.c */
/* */
/*---------------------------------------------------------------------------*/
VOID WriteTable (PRESINFO);
int GetAccelerators (PRESINFO);
PRESINFO GetTable (PRESINFO);
void * MyFAlloc(size_t, const void *);
/*---------------------------------------------------------------------------*/
/* */
/* rctg.c */
/* */
/*---------------------------------------------------------------------------*/
DWORD GetNewBitmap(void);
BOOL AddFontRes(PRESINFO);
VOID AppendString(PWCHAR, BOOL);
VOID CtlAlloc();
PFILE CtlFile(PFILE);
VOID CtlFree();
VOID CtlInit();
VOID FixMenuPatch();
VOID GenWarning2(int iMsg, const wchar_t *arg);
VOID GenWarning4(int iMsg, const wchar_t *arg1, const wchar_t *arg2, const wchar_t *arg3);
VOID GenError1(int iMsg);
VOID GenError2(int iMsg, const wchar_t *arg);
WORD GetBufferLen();
void SetItemCount(int Index, USHORT wCount);
USHORT GetItemCount(int Index);
DWORD GetIcon(LONG);
DWORD GetAniIconsAniCursors(LONG nbyFile);
DWORD FileIsAnimated(LONG nbyFile);
VOID GetNewIconsCursors(PTYPEINFO, PRESINFO, LPWSTR);
WORD GetRCData(PRESINFO);
void * GetSpace(WORD cb);
VOID IncItemCount();
VOID SwapItemCount(VOID);
void FixMenuPatch (WORD);
void FixOldMenuPatch (WORD);
VOID MarkAccelFlagsByte();
VOID MarkMenuPatch();
VOID PatchAccelEnd();
LONG ResourceSize();
VOID SaveResFile(PTYPEINFO, PRESINFO);
void SetItemExtraCount(WORD, BOOL);
void SetUpDlg (PDLGHDR, BOOL);
void SetUpItem (PCTRL, BOOL);
WORD SetUpMenu (PMENU);
WORD SetUpOldMenu (PMENUITEM);
VOID WriteAlign();
void WriteBuffer(const void *, size_t);
int WriteControl(PFILE, PCHAR, int, LONG);
VOID WriteString(PWCHAR, BOOL);
VOID WriteMacString(PWCHAR sz, BOOL fMacCP, BOOL fPascal);
int ExpandString(BYTE* pb, int cb, BYTE* pbExpand);
WORD SwapWord(WORD w);
DWORD SwapLong(DWORD dw);
#define SwappedWord(w) (fMacRsrcs ? SwapWord(w) : (w))
#define SwappedLong(dw) (fMacRsrcs ? SwapLong(dw) : (dw))
#define WriteByte(b) (*(BYTE *) GetSpace(sizeof(BYTE)) = b)
#define WriteLong(dw) (*(DWORD UNALIGNED *) GetSpace(sizeof(DWORD)) = SwappedLong(dw))
#define WriteWord(w) (*(WORD UNALIGNED *) GetSpace(sizeof(WORD)) = SwappedWord(w))
/*---------------------------------------------------------------------------*/
/* */
/* rctp.c */
/* */
/*---------------------------------------------------------------------------*/
#define GFE_ZEROINIT 0x0001
#define GFE_SHORT 0x0002
void DGetClassName (PDLGHDR);
void DGetFont (PDLGHDR, BOOL);
void DGetMenuName (PDLGHDR);
void DGetTitle (PDLGHDR);
BOOL DLexOptionalArgs(PRESINFO, PDLGHDR, BOOL);
void DlgIncludeParse (PRESINFO); // new for NT
WORD DoMenuItem (int);
void GetCoords (PSHORT, PSHORT, PSHORT, PSHORT);
VOID GetCtlCoords (PCTRL);
VOID GetCtlID (PCTRL, BOOL);
VOID GetCtlText (PCTRL);
int GetDlg (PRESINFO, PDLGHDR, BOOL);
int GetDlgItems (BOOL);
BOOL GetFullExpression(void *pval, WORD wFlags);
USHORT GetTokenNoComma (USHORT wFlags);
USHORT ICGetTok ();
int IsmnOption (UINT, PMENUITEM);
VOID ParseCtl (PCTRL, BOOL);
int ParseMenu (int, PRESINFO);
int ParseOldMenu (int, PRESINFO);
int VersionBlockStruct(PWCHAR pstrKey, PCHAR pstrValue, USHORT LenValue);
int VersionBlockVariable(PWCHAR pstrKey);
VOID VersionGet4Words(PDWORD pdw);
VOID VersionGetDWord(PDWORD pdw);
int VersionParse();
USHORT VersionParseBlock();
int VersionParseFixed();
USHORT VersionParseValue(int IndexType); // void arg list in AFX
int GetToolbar (PRESINFO);
/*---------------------------------------------------------------------------*/
/* */
/* rcutil.c */
/* */
/*---------------------------------------------------------------------------*/
VOID ExtractFileName(const wchar_t *, wchar_t *);
int iswhite(WCHAR);
BOOL IsSwitchChar(wchar_t);
UINT MyAlign(PFILE);
PVOID MyAlloc(size_t);
size_t MyCopy(PFILE, PFILE, size_t);
int MyCopyAll(PFILE, PFILE);
void MyFree(PVOID);
PWCHAR MyMakeStr(const wchar_t *);
size_t MyRead(PFILE, void *, size_t);
LONG MySeek(PFILE, LONG, int);
size_t MyWrite(PFILE, const void *, size_t);
VOID PreBeginParse(PRESINFO, int);
VOID quit(const wchar_t *);
int strpre (const wchar_t *, const wchar_t *);
DWORD wcsatoi(const wchar_t *);
PWCHAR wcsitow(LONG v, PWCHAR s, DWORD r);
/*---------------------------------------------------------------------------*/
/* */
/* rcfutil.c */
/* */
/*---------------------------------------------------------------------------*/
int fgetl (PWCHAR, int, BOOL, PFILE);
/* ----- AFX Functionality ----- */
#include "rcppx.h"
LONG MakeFontDir(); // AFX only
void DoMessageCallback(BOOL, const wchar_t *);
void SendWarning(const wchar_t *);
void SendError(const wchar_t *);
extern RC_MESSAGE_CALLBACK lpfnMessageCallbackA;
extern RC_MESSAGE_CALLBACKW lpfnMessageCallbackW;
extern RC_PARSE_CALLBACK lpfnParseCallbackA;
extern RC_PARSE_CALLBACKW lpfnParseCallbackW;
extern BOOL fWindowUnicode;
extern HWND hWndCaller;
void GetSymbolDef(int fReportError, WCHAR curChar);
void GetSymbol(int fReportError, WCHAR curChar);
BOOL InitSymbolInfo();
BOOL TermSymbolInfo(PFILE fhresFile);
void WriteSymbolUse(PSYMINFO sym);
void WriteSymbolDef(PWCHAR name, PWCHAR value, PWCHAR file, WORD line, char flags);
void WriteFileInfo(PRESINFO pRes, PTYPEINFO pType, PWCHAR szFileName);
void WriteResInfo(PRESINFO pRes, PTYPEINFO pType, BOOL bWriteMapEntry);
void WriteResIndex(PRESINFO pRes, PTYPEINFO pType);
void UpdateStatus(unsigned nCode, unsigned long dwStatus);
// offset in a macintosh resource file of the start of the resource data
#define MACDATAOFFSET 256
void GetMacIcon(TYPEINFO *pType, RESINFO *pRes);
void GetMacCursor(TYPEINFO *pType, RESINFO *pRes);
void WriteMacMap(void);
BOOL IsIcon(TYPEINFO* ptype);
#define res_type(ch1,ch2,ch3,ch4) (((unsigned long)(unsigned char)(ch1)<<24)| \
((unsigned long)(unsigned char)(ch2)<<16)| \
((unsigned long)(unsigned char)(ch3)<<8)| \
((unsigned long)(unsigned char)(ch4)))