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      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 2009 Sun Microsystems, Inc.  All rights reserved.
     23  * Use is subject to license terms.
     24  */
     25 
     26 #include <smbsrv/smb_kproto.h>
     27 
     28 /*
     29  * Close a file by fid.  All locks or other resources held by the
     30  * requesting process on the file should be released by the server.
     31  * The requesting process can no longer use the fid for further
     32  * file access requests.
     33  *
     34  * If LastWriteTime is non-zero, it should be used to set the file
     35  * timestamp.  Otherwise, file system should set the timestamp.
     36  * Failure to set the timestamp, even if requested by the client,
     37  * should not result in an error response from the server.
     38  */
     39 smb_sdrc_t
     40 smb_pre_close(smb_request_t *sr)
     41 {
     42 	int rc;
     43 
     44 	rc = smbsr_decode_vwv(sr, "wl", &sr->smb_fid, &sr->arg.timestamp);
     45 
     46 	DTRACE_SMB_1(op__Close__start, smb_request_t *, sr);
     47 	return ((rc == 0) ? SDRC_SUCCESS : SDRC_ERROR);
     48 }
     49 
     50 void
     51 smb_post_close(smb_request_t *sr)
     52 {
     53 	DTRACE_SMB_1(op__Close__done, smb_request_t *, sr);
     54 }
     55 
     56 smb_sdrc_t
     57 smb_com_close(smb_request_t *sr)
     58 {
     59 	smbsr_lookup_file(sr);
     60 	if (sr->fid_ofile == NULL) {
     61 		smbsr_error(sr, NT_STATUS_INVALID_HANDLE, ERRDOS, ERRbadfid);
     62 		return (SDRC_ERROR);
     63 	}
     64 
     65 	smb_ofile_close(sr->fid_ofile, sr->arg.timestamp);
     66 
     67 	if (smbsr_encode_empty_result(sr) != 0)
     68 		return (SDRC_ERROR);
     69 
     70 	return (SDRC_SUCCESS);
     71 }
     72 
     73 /*
     74  * Close the file represented by fid and then disconnect the
     75  * associated tree.
     76  */
     77 smb_sdrc_t
     78 smb_pre_close_and_tree_disconnect(smb_request_t *sr)
     79 {
     80 	int rc;
     81 
     82 	rc = smbsr_decode_vwv(sr, "wl", &sr->smb_fid, &sr->arg.timestamp);
     83 
     84 	DTRACE_SMB_1(op__CloseAndTreeDisconnect__start, smb_request_t *, sr);
     85 	return ((rc == 0) ? SDRC_SUCCESS : SDRC_ERROR);
     86 }
     87 
     88 void
     89 smb_post_close_and_tree_disconnect(smb_request_t *sr)
     90 {
     91 	DTRACE_SMB_1(op__CloseAndTreeDisconnect__done, smb_request_t *, sr);
     92 }
     93 
     94 smb_sdrc_t
     95 smb_com_close_and_tree_disconnect(smb_request_t *sr)
     96 {
     97 	smbsr_lookup_file(sr);
     98 	if (sr->fid_ofile == NULL) {
     99 		smbsr_error(sr, NT_STATUS_INVALID_HANDLE, ERRDOS, ERRbadfid);
    100 		return (SDRC_ERROR);
    101 	}
    102 
    103 	smb_ofile_close(sr->fid_ofile, sr->arg.timestamp);
    104 	smb_session_cancel_requests(sr->session, sr->tid_tree, sr);
    105 	smb_tree_disconnect(sr->tid_tree, B_TRUE);
    106 
    107 	if (smbsr_encode_empty_result(sr) != 0)
    108 		return (SDRC_ERROR);
    109 
    110 	return (SDRC_SUCCESS);
    111 }
    112