Leaked source code of windows server 2003
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440 lines
9.5 KiB

#ifdef RLWIN32
#include <windows.h>
#else
#ifdef RLWIN16
#include <windows.h>
//#include <ntimage.h>
//#else // DOS BUILD
//#include <ntimage.h>
#endif
#endif
// CRT includes
#include <stdio.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <tchar.h>
#include <io.h>
#include <time.h>
//#include <sys\types.h>
//#include <sys\stat.h>
#ifdef RLDOS
#include "dosdefs.h"
#else
#include "windefs.h"
#endif
#include "commbase.h"
#include "restok.h"
#include "tokenapi.h"
extern UCHAR szDHW[];
/**
* Function: StripNewLine
* Replaces new line characters with nulls
*
* Arguments:
* sz, string to be stripped
*
* Returns:
* nothing
*
* Error Codes:
* none
*
* History:
* 2/92, Implemented SteveBl
* 10/92, Simplified to only check last char in non-empty string - DaveWi
*/
void StripNewLineA( CHAR *sz)
{
int i;
if ( sz && (i = lstrlenA( sz)) > 0 )
{
if ( sz[ --i] == '\n' )
{
sz[i] = 0;
}
}
}
//.....................................................
//...
//... A Unicode NewLine is TEXT("\r\n") - two separate characters
void StripNewLineW( LPWSTR sz)
{
int i = lstrlenW( sz);
if ( i > 0 && sz[ --i] == TEXT('\n') )
{
sz[i] = TEXT('\0');
if ( i > 0 && sz[ --i] == TEXT('\r') )
{
sz[i] = TEXT('\0');
}
}
}
//+-------------------------------------------------------------------------
//
// Function: IsExe, Public
//
// Synopsis: Determines if the specified file is an executable image file
//
//
// Arguments: [szFileName] The name of the file to determine whether it is an exe
//
//
// Effects:
//
// Returns: -1 Error Condition
// NOTEXE File is not an exe
// WIN16EXE File is a Win 16 exe
// NTEXE File is a win 32 exe
// UNKNOWEXE File is not a valid exe
//
// Modifies:
//
// History:
// 10-Oct-92 Created TerryRu
//
//
// Notes:
//
//--------------------------------------------------------------------------
int IsExe( CHAR *szFileName )
{
static IMAGE_DOS_HEADER DosHeader;
static IMAGE_OS2_HEADER ImageNeFileHdr;
static IMAGE_FILE_HEADER ImageFileHdr;
static IMAGE_OPTIONAL_HEADER ImageOptionalHdr;
DWORD neSignature;
FILE *fIn = NULL;
WORD rc;
if ( (fIn = FOPEN( szFileName, "rb")) == NULL )
{
return ( -1 );
}
if ( ResReadBytes( fIn,
(char *)&DosHeader,
sizeof( IMAGE_DOS_HEADER),
NULL) == FALSE
|| (DosHeader.e_magic != IMAGE_DOS_SIGNATURE ))
{
FCLOSE( fIn);
return( NOTEXE);
}
// 1st byte was a valid signature, and we were able to read a DOS Hdr
// now seek to address of new exe header
if ( fseek( fIn, DosHeader.e_lfanew, SEEK_SET))
{
FCLOSE( fIn);
return( NOTEXE);
}
// assume file is a Win 16 file,
// Read the NT signature
neSignature = (WORD) GetWord( fIn, NULL );
if ( neSignature == IMAGE_OS2_SIGNATURE )
{
// return signature into input stream,
// and read ne header as a whole
UnGetWord( fIn, (WORD) neSignature, NULL );
if ( ResReadBytes( fIn,
(char *)&ImageNeFileHdr,
sizeof( IMAGE_OS2_HEADER),
NULL) == FALSE )
{
FCLOSE( fIn);
return( NOTEXE);
}
// determine if file is a WIN 16 Image File
if ( ImageNeFileHdr.ne_ver >= 4 && ImageNeFileHdr.ne_exetyp == 2 )
{
FCLOSE( fIn);
return( WIN16EXE);
}
}
// not a win 16 exe, check for a NT exe.
UnGetWord( fIn, (WORD) neSignature, NULL );
neSignature = GetdWord( fIn, NULL );
if ( neSignature == IMAGE_NT_SIGNATURE )
{
if ( ResReadBytes( fIn,
(char *)&ImageFileHdr,
sizeof( IMAGE_FILE_HEADER),
NULL) == FALSE )
{
FCLOSE( fIn);
return( NOTEXE);
}
if ( ImageFileHdr.SizeOfOptionalHeader )
{
// read the optional header only to validate the ImageFileHeader
// we currently don\'t use any info in the Optional Header
if ( ImageFileHdr.SizeOfOptionalHeader
> sizeof( IMAGE_OPTIONAL_HEADER ) )
{
FCLOSE( fIn);
return( NOTEXE);
}
if ( ResReadBytes( fIn,
(char *)&ImageOptionalHdr,
(size_t)min( sizeof( IMAGE_OPTIONAL_HEADER),
ImageFileHdr.SizeOfOptionalHeader),
NULL) == FALSE )
{
FCLOSE( fIn);
return( NOTEXE);
}
}
// determine if file is an executable image file
if ( (ImageFileHdr.Characteristics & IMAGE_FILE_EXECUTABLE_IMAGE) ||
(ImageFileHdr.Characteristics & IMAGE_FILE_DLL) )
{
FCLOSE( fIn);
return( NTEXE);
}
else
{
FCLOSE( fIn);
return( NOTEXE);
}
}
FCLOSE( fIn);
// did not regonize signature type
return( NOTEXE);
}
BOOL IsWin32Res( CHAR * szFileName)
{
BOOL fRC = FALSE;
if ( IsRes( szFileName) )
{
FILE *pF = fopen( szFileName, "rb");
if ( pF )
{
DWORD dwSize = GetdWord( pF, NULL);
fclose( pF);
fRC = (dwSize == 0L) ? TRUE : FALSE;
}
else
{
fRC = FALSE;
}
}
else
{
fRC = FALSE;
}
return( fRC);
}
//+-------------------------------------------------------------------------
//
// Function: IsRes, Public
//
// Synopsis: Determines if the specified file has a .RES extention.
//
//
// Arguments: [szFileName] The name of the file to determine whether it is a res
//
//
// Effects:
//
// Returns: TRUE, File has a .RES extention
// FALSE, File does not have a .RES extention
//
// Modifies:
//
// History:
// 16-Oct-92 Created TerryRu
//
//
// Notes:
//
//--------------------------------------------------------------------------
BOOL IsRes( CHAR *szFileName)
{
int i = lstrlenA( szFileName);
return( (i > 4 && lstrcmpiA( szFileName + i - 4, ".RES") == 0) ? TRUE : FALSE );
}
/**
* Function TranslateFileTime
* Translates a Win32 filetime structure into a useful string
* representation.
*
* Arguments:
* sz, destination buffer (ANSI string)
* ft, file time structure
*
* Returns:
* sring representation of date/time in sz
*
* History:
* 7/92 implemented SteveBl
*/
#ifdef RLWIN32
void TranslateFileTime(CHAR *sz, FILETIME ft)
{
sprintf(sz,"FILETIME STRUCTURE: %Lu:%Lu",ft.dwHighDateTime,ft.dwLowDateTime);
}
#endif
/**
* Function: SzDateFromFileName
* Returns a string containing the time and date stamp on a file.
*
* Arguments:
* sz, destination buffer
* szFile, path to file
*
* Returns:
* date and time in sz
*
* Error Codes:
* none (but leaves sz empty)
*
* Comments:
* Assumes sz is large enough for date string.
*
* History:
* 2/92, Implemented SteveBl
*/
void SzDateFromFileName(CHAR *sz,CHAR *szFile)
{
#ifdef RLWIN32
HANDLE hFile;
WCHAR szt[MAXFILENAME];
_MBSTOWCS( szt,
szFile,
WCHARSIN( sizeof( szt)),
ACHARSIN( lstrlenA( szFile) + 1));
hFile = CreateFile( szt,
GENERIC_READ,
FILE_SHARE_READ,
NULL,
OPEN_EXISTING,
0,
NULL);
if ( hFile != (HANDLE)-1 )
{
FILETIME ft;
GetFileTime( hFile, NULL, NULL, &ft);
TranslateFileTime( sz, ft);
CloseHandle( hFile);
}
#else //RLWIN32
struct _stat s;
if (!_stat(szFile,&s))
{
sprintf(sz,"%s",ctime(&s.st_atime));
StripNewLine(sz);
}
else
{
sz[0] = 0;
}
#endif
}
//..........................................................................
#ifdef _DEBUG
FILE * MyFopen( char * pszFileName, char * pszMode, char * pszFile, int nLine)
#else
FILE * MyFopen( char * pszFileName, char * pszMode)
#endif
{
FILE *pfRC = NULL;
//#ifdef _DEBUG
// fprintf( stderr, "fopening \"%s\" at %d in %s",
// pszFileName,
// nLine,
// pszFile);
//#endif
pfRC = fopen( pszFileName, pszMode);
//#ifdef _DEBUG
// fprintf( stderr, ": FILE ptr = %p\n", pfRC);
//#endif
return( pfRC);
}
//..........................................................................
#ifdef _DEBUG
int MyClose( FILE **pf, char * pszFile, int nLine)
#else
int MyClose( FILE **pf)
#endif
{
int nRC = 0;
//#ifdef _DEBUG
// fprintf( stderr, "\tclosing %p at %d in %s\n", *pf, nLine, pszFile);
//#endif
if ( *pf )
{
nRC = fclose( *pf);
*pf = NULL;
}
return( nRC);
}