1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  *
  25  * Copyright 2013 Nexenta Systems, Inc.  All rights reserved.
  26  */
  27 
  28 #include <smbsrv/smb_kproto.h>
  29 #include <smbsrv/winioctl.h>
  30 
  31 /*
  32  * [MS-CIFS]
  33  *
  34  * 2.2.6.17    TRANS2_REPORT_DFS_INCONSISTENCY (0x0011)
  35  *
  36  *  This Transaction2 subcommand was introduced in the NT LAN Manager dialect.
  37  *  This subcommand is reserved but not implemented.
  38  *
  39  *  Clients SHOULD NOT send requests using this command code. Servers receiving
  40  *  requests with this command code SHOULD return STATUS_NOT_IMPLEMENTED
  41  *  (ERRDOS/ERRbadfunc).
  42  */
  43 smb_sdrc_t /*ARGSUSED*/
  44 smb_com_trans2_report_dfs_inconsistency(smb_request_t *sr)
  45 {
  46         return (SDRC_NOT_IMPLEMENTED);
  47 }
  48 
  49 /*
  50  * See [MS-DFSC] for details about this command
  51  */
  52 smb_sdrc_t
  53 smb_com_trans2_get_dfs_referral(smb_request_t *sr, smb_xa_t *xa)
  54 {
  55         smb_fsctl_t fsctl;
  56         uint32_t status;
  57         uint16_t doserr;
  58 
  59         /* This request is only valid over IPC connections */
  60         if (!STYPE_ISIPC(sr->tid_tree->t_res_type)) {
  61                 smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRDOS,
  62                     ERROR_ACCESS_DENIED);
  63                 return (SDRC_ERROR);
  64         }
  65 
  66         fsctl.CtlCode = FSCTL_DFS_GET_REFERRALS;
  67         fsctl.InputCount = xa->smb_tpscnt;
  68         fsctl.OutputCount = 0;
  69         fsctl.MaxOutputResp = xa->smb_mdrcnt;
  70         fsctl.in_mbc = &xa->req_param_mb;
  71         fsctl.out_mbc = &xa->rep_data_mb;
  72 
  73         status = smb_dfs_get_referrals(sr, &fsctl);
  74 
  75         /* Out param is the API-level return code. */
  76         doserr = smb_status2doserr(status);
  77         (void) smb_mbc_encodef(&xa->rep_param_mb, "w", doserr);
  78 
  79 #if 0   /* XXX - Is API-level return code enough? */
  80         if (status) {
  81                 smbsr_error(sr, NT_STATUS_NO_SUCH_DEVICE, 0, 0);
  82                 return (SDRC_ERROR);
  83         }
  84 #endif
  85 
  86         return (SDRC_SUCCESS);
  87 }