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  1. /****************************************************************************
  2. *
  3. *                            Open Watcom Project
  4. *
  5. *    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
  6. *
  7. *  ========================================================================
  8. *
  9. *    This file contains Original Code and/or Modifications of Original
  10. *    Code as defined in and that are subject to the Sybase Open Watcom
  11. *    Public License version 1.0 (the 'License'). You may not use this file
  12. *    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
  13. *    ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
  14. *    provided with the Original Code and Modifications, and is also
  15. *    available at www.sybase.com/developer/opensource.
  16. *
  17. *    The Original Code and all software distributed under the License are
  18. *    distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  19. *    EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
  20. *    ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
  21. *    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
  22. *    NON-INFRINGEMENT. Please see the License for the specific language
  23. *    governing rights and limitations under the License.
  24. *
  25. *  ========================================================================
  26. *
  27. * Description:  Implements POSIX filelength() function and Watcom
  28. *               _filelength64().
  29. *
  30. ****************************************************************************/
  31.  
  32.  
  33. #include "variety.h"
  34.  
  35. /* most includes should go after this line */
  36. #include <stdio.h>
  37. #include <unistd.h>
  38. #include "iomode.h"
  39. #include "rtcheck.h"
  40.  
  41. typedef struct
  42. {
  43.   char     *name;
  44.   unsigned int offset;
  45. }__file_handle;
  46.  
  47. typedef struct
  48. {   DWORD    attr;
  49.     DWORD    flags;
  50.     DWORD    cr_time;
  51.     DWORD    cr_date;
  52.     DWORD    acc_time;
  53.     DWORD    acc_date;
  54.     DWORD    mod_time;
  55.     DWORD    mod_date;
  56.     DWORD    size;
  57.     DWORD    size_high;
  58. } FILEINFO;
  59.  
  60. int _stdcall get_fileinfo(const char *name,FILEINFO* pinfo);
  61.  
  62. _WCRTLINK long filelength( int handle )
  63. {
  64.     __file_handle *fh;
  65.     FILEINFO info;
  66.  
  67.     __handle_check( handle, -1 );
  68.     fh = (__file_handle*) __getOSHandle( handle);
  69.     get_fileinfo(fh->name,&info);
  70.  
  71.     return( info.size );
  72. }
  73.  
  74.