source/lib/error.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Unix/DOS/NT error code conversions
   4  *  Copyright (C) Tim Potter 2000
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19  */
  20
  21 #include "includes.h"
  22
  23 /* Mapping between Unix, DOS and NT error numbers */
  24
  25 const struct unix_error_map unix_dos_nt_errmap[] = {
  26         { EPERM, ERRDOS, ERRnoaccess, NT_STATUS_ACCESS_DENIED },
  27         { EACCES, ERRDOS, ERRnoaccess, NT_STATUS_ACCESS_DENIED },
  28         { ENOENT, ERRDOS, ERRbadfile, NT_STATUS_OBJECT_NAME_NOT_FOUND },
  29         { ENOTDIR, ERRDOS, ERRbadpath,  NT_STATUS_OBJECT_PATH_NOT_FOUND },
  30         { EIO, ERRHRD, ERRgeneral, NT_STATUS_IO_DEVICE_ERROR },
  31         { EBADF, ERRSRV, ERRsrverror, NT_STATUS_INVALID_HANDLE },
  32         { EINVAL, ERRSRV, ERRsrverror, NT_STATUS_INVALID_HANDLE },
  33         { EEXIST, ERRDOS, ERRfilexists, NT_STATUS_OBJECT_NAME_COLLISION},
  34         { ENFILE, ERRDOS, ERRnofids, NT_STATUS_TOO_MANY_OPENED_FILES },
  35         { EMFILE, ERRDOS, ERRnofids, NT_STATUS_TOO_MANY_OPENED_FILES },
  36         { ENOSPC, ERRHRD, ERRdiskfull, NT_STATUS_DISK_FULL },
  37 #ifdef EDQUOT
  38         { EDQUOT, ERRHRD, ERRdiskfull, NT_STATUS_DISK_FULL },
  39 #endif
  40 #ifdef ENOTEMPTY
  41         { ENOTEMPTY, ERRDOS, ERRnoaccess, NT_STATUS_DIRECTORY_NOT_EMPTY },
  42 #endif
  43 #ifdef EXDEV
  44         { EXDEV, ERRDOS, ERRdiffdevice, NT_STATUS_NOT_SAME_DEVICE },
  45 #endif
  46 #ifdef EROFS
  47         { EROFS, ERRHRD, ERRnowrite, NT_STATUS_ACCESS_DENIED },
  48 #endif
  49         { 0, 0, 0, NT_STATUS_OK }
  50 };
  51
  52 /*********************************************************************
  53  Map an NT error code from a Unix error code.
  54 *********************************************************************/
  55
  56 NTSTATUS map_nt_error_from_unix(int unix_error)
  57 {
  58         int i = 0;
  59
  60         if (unix_error == 0)
  61                 return NT_STATUS_OK;
  62
  63         /* Look through list */
  64         while(unix_dos_nt_errmap[i].unix_error != 0) {
  65                 if (unix_dos_nt_errmap[i].unix_error == unix_error)
  66                         return unix_dos_nt_errmap[i].nt_error;
  67                 i++;
  68         }
  69
  70         /* Default return */
  71         return NT_STATUS_ACCESS_DENIED;
  72 }