ntdirinf.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 98 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
*    Public License version 1.0 (the 'License'). You may not use this file
*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
*    ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
*    provided with the Original Code and Modifications, and is also
*    available at www.sybase.com/developer/opensource.
*
*    The Original Code and all software distributed under the License are
*    distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
*    EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
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*    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
*    NON-INFRINGEMENT. Please see the License for the specific language
*    governing rights and limitations under the License.
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*  ========================================================================
*
* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
*               DESCRIBE IT HERE!
*
****************************************************************************/


#include "variety.h"
#include "widechar.h"
#include <stdio.h>
#include <string.h>
#include <direct.h>
#include <windows.h>
#include "libwin32.h"
#include "ntex.h"

#ifndef __WIDECHAR__    /* same for wide char, so only compile this once */
void __MakeDOSDT( FILETIME *NT_stamp, unsigned short *d, unsigned short *t )
{
    FILETIME local_ft;

    FileTimeToLocalFileTime( NT_stamp, &local_ft );
    FileTimeToDosDateTime( &local_ft, d, t );
}

void __FromDOSDT( unsigned short d, unsigned short t, FILETIME *NT_stamp )
{
    FILETIME local_ft;

    DosDateTimeToFileTime( d, t, &local_ft );
    LocalFileTimeToFileTime( &local_ft, NT_stamp );
}
#endif

void __F_NAME(__GetNTDirInfo,_w__GetNTDirInfo)(DIR_TYPE *dirp, LPWIN32_FIND_DATA ffb )
{
    __MakeDOSDT( &ffb->ftLastWriteTime, &dirp->d_date, &dirp->d_time );
    dirp->d_attr = ffb->dwFileAttributes;
    dirp->d_size = ffb->nFileSizeLow;
    #ifndef __WIDECHAR__
        strncpy( dirp->d_name, ffb->cFileName, NAME_MAX );
    #else
        wcsncpy( dirp->d_name, ffb->cFileName, NAME_MAX );
    #endif
    dirp->d_name[NAME_MAX] = 0;
}

BOOL __F_NAME(__NTFindNextFileWithAttr,_w__NTFindNextFileWithAttr)(
                HANDLE h, DWORD attr, LPWIN32_FIND_DATA ffb )
{
    for(;;) {
        if( ffb->dwFileAttributes == 0 ) {
            // Win95 seems to return 0 for the attributes sometimes?
            // In that case, treat as a normal file
            ffb->dwFileAttributes = FILE_ATTRIBUTE_NORMAL;
        }
        // JBS 07-jun-99
        if( ((attr & _A_HIDDEN) == 0 ) &&
            (ffb->dwFileAttributes & FILE_ATTRIBUTE_HIDDEN) ) goto skip_file;
        if( ((attr & _A_SYSTEM) == 0 ) &&
            (ffb->dwFileAttributes & FILE_ATTRIBUTE_SYSTEM) ) goto skip_file;
        if( ((attr & _A_SUBDIR) == 0 ) &&
            (ffb->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ) goto skip_file;
            return ( TRUE );
        skip_file:
        #ifdef __WIDECHAR__
            if( !__lib_FindNextFileW( h, ffb ) )  return( FALSE );
        #else
            if( !FindNextFileA( h, ffb ) )  return( FALSE );
        #endif
    }
}