99 lines
2.4 KiB
C
99 lines
2.4 KiB
C
/*
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* W32SYS
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* helper DLL for Win32s
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*
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* Copyright (c) 1996 Anand Kumria
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*/
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#include <unistd.h>
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#include "windef.h"
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#include "wine/windef16.h"
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#include "wine/winbase16.h"
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#include "debugtools.h"
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DEFAULT_DEBUG_CHANNEL(dll);
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typedef struct
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{
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BYTE bMajor;
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BYTE bMinor;
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WORD wBuildNumber;
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BOOL16 fDebug;
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} WIN32SINFO, *LPWIN32SINFO;
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/***********************************************************************
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* GetWin32sInfo (W32SYS.12)
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* RETURNS
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* 0 on success, 1 on failure
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*/
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WORD WINAPI GetWin32sInfo16(
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LPWIN32SINFO lpInfo /* [out] Win32S special information */
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) {
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lpInfo->bMajor = 1;
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lpInfo->bMinor = 3;
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lpInfo->wBuildNumber = 0;
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lpInfo->fDebug = FALSE;
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return 0;
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}
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/***********************************************************************
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* GetW32SysVersion16 (W32SYS.5)
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*/
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WORD WINAPI GetW32SysVersion16(void)
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{
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return 0x100;
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}
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/***********************************************************************
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* GetPEResourceTable (W32SYS.7)
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* retrieves the resourcetable from the passed filedescriptor
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* RETURNS
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* dunno what.
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*/
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WORD WINAPI GetPEResourceTable16(
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HFILE16 hf /* [in] filedescriptor to opened executeable */
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) {
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return 0;
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}
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/***********************************************************************
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* LoadPeResource
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*/
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DWORD WINAPI LoadPeResource16(WORD x,SEGPTR y) {
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FIXME("(0x%04x,0x%08lx),stub!\n",x,y);
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return 0;
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}
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/**********************************************************************
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* IsPeFormat16 (W32SYS.2)
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* Checks the passed filename if it is a PE format executeable
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* RETURNS
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* TRUE, if it is.
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* FALSE if not.
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*/
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BOOL16 WINAPI IsPeFormat16( LPSTR fn, /* [in] filename to executeable */
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HFILE16 hf16 ) /* [in] open file, if filename is NULL */
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{
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BOOL16 ret = FALSE;
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IMAGE_DOS_HEADER mzh;
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OFSTRUCT ofs;
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DWORD xmagic;
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HFILE hf;
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if (fn) hf = OpenFile(fn,&ofs,OF_READ);
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else hf = DosFileHandleToWin32Handle( hf16 );
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if (hf == HFILE_ERROR) return FALSE;
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_llseek(hf,0,SEEK_SET);
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if (sizeof(mzh)!=_lread(hf,&mzh,sizeof(mzh))) goto done;
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if (mzh.e_magic!=IMAGE_DOS_SIGNATURE) goto done;
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_llseek(hf,mzh.e_lfanew,SEEK_SET);
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if (sizeof(DWORD)!=_lread(hf,&xmagic,sizeof(DWORD))) goto done;
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ret = (xmagic == IMAGE_NT_SIGNATURE);
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done:
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if (fn) _lclose(hf);
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return ret;
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}
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