source/lib/error.c

   1 /*
   2  *  Unix SMB/Netbios implementation.
   3  *  Version 1.9
   4  *  Unix/DOS/NT error code conversions
   5  *  Copyright (C) Tim Potter 2000
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  */
  21
  22 #include "includes.h"
  23
  24 /* Mapping between Unix, DOS and NT error numbers */
  25
  26 struct unix_error_map unix_dos_nt_errmap[] = {
  27         { EPERM, ERRDOS, ERRnoaccess, NT_STATUS_ACCESS_DENIED },
  28         { EACCES, ERRDOS, ERRnoaccess, NT_STATUS_ACCESS_DENIED },
  29         { ENOENT, ERRDOS, ERRbadfile, NT_STATUS_OBJECT_NAME_NOT_FOUND },
  30         { ENOTDIR, ERRDOS, ERRbadpath,  NT_STATUS_OBJECT_PATH_NOT_FOUND },
  31         { EIO, ERRHRD, ERRgeneral, NT_STATUS_IO_DEVICE_ERROR },
  32         { EBADF, ERRSRV, ERRsrverror, NT_STATUS_INVALID_HANDLE },
  33         { EINVAL, ERRSRV, ERRsrverror, NT_STATUS_INVALID_HANDLE },
  34         { EEXIST, ERRDOS, ERRfilexists, NT_STATUS_OBJECT_NAME_COLLISION},
  35         { ENFILE, ERRDOS, ERRnofids, NT_STATUS_TOO_MANY_OPENED_FILES },
  36         { EMFILE, ERRDOS, ERRnofids, NT_STATUS_TOO_MANY_OPENED_FILES },
  37         { ENOSPC, ERRHRD, ERRdiskfull, NT_STATUS_DISK_FULL },
  38 #ifdef EDQUOT
  39         { EDQUOT, ERRHRD, ERRdiskfull, NT_STATUS_DISK_FULL },
  40 #endif
  41 #ifdef ENOTEMPTY
  42         { ENOTEMPTY, ERRDOS, ERRnoaccess, NT_STATUS_DIRECTORY_NOT_EMPTY },
  43 #endif
  44 #ifdef EXDEV
  45         { EXDEV, ERRDOS, ERRdiffdevice, NT_STATUS_NOT_SAME_DEVICE },
  46 #endif
  47 #ifdef EROFS
  48         { EROFS, ERRHRD, ERRnowrite, NT_STATUS_ACCESS_DENIED },
  49 #endif
  50 #ifdef ENAMETOOLONG
  51         { ENAMETOOLONG, ERRDOS, 206, NT_STATUS_OBJECT_NAME_INVALID },
  52 #endif
  53         { 0, 0, 0, NT_STATUS_OK }
  54 };
  55
  56 /*********************************************************************
  57  Map an NT error code from a Unix error code.
  58 *********************************************************************/
  59
  60 NTSTATUS map_nt_error_from_unix(int unix_error)
  61 {
  62         int i = 0;
  63
  64         if (unix_error == 0)
  65                 return NT_STATUS_OK;
  66
  67         /* Look through list */
  68         while(unix_dos_nt_errmap[i].unix_error != 0) {
  69                 if (unix_dos_nt_errmap[i].unix_error == unix_error)
  70                         return unix_dos_nt_errmap[i].nt_error;
  71                 i++;
  72         }
  73
  74         /* Default return */
  75         return NT_STATUS_ACCESS_DENIED;
  76 }