1 /*
2 * This file and its contents are supplied under the terms of the
3 * Common Development and Distribution License ("CDDL"), version 1.0.
4 * You may only use this file in accordance with the terms of version
5 * 1.0 of the CDDL.
6 *
7 * A full copy of the text of the CDDL should have accompanied this
8 * source. A copy of the CDDL is also available via the Internet at
9 * http://www.illumos.org/license/CDDL.
10 */
11
12 /*
13 * Copyright 2018 Nexenta Systems, Inc. All rights reserved.
14 */
15
16 /*
17 * Dispatch function for SMB2_CLOSE
18 */
19
20 #include <smbsrv/smb2_kproto.h>
21
22 smb_sdrc_t
smb2_close(smb_request_t * sr)23 smb2_close(smb_request_t *sr)
24 {
25 smb_attr_t attr;
26 smb_ofile_t *of;
27 uint16_t StructSize;
28 uint16_t Flags;
29 uint32_t reserved;
30 smb2fid_t smb2fid;
31 uint32_t status;
32 int rc = 0;
33
34 /*
35 * SMB2 Close request
36 */
37 rc = smb_mbc_decodef(
38 &sr->smb_data, "wwlqq",
39 &StructSize, /* w */
40 &Flags, /* w */
41 &reserved, /* l */
42 &smb2fid.persistent, /* q */
43 &smb2fid.temporal); /* q */
44 if (rc)
45 return (SDRC_ERROR);
46 if (StructSize != 24)
47 return (SDRC_ERROR);
48
49 /*
50 * Want FID lookup before the start probe.
51 */
52 status = smb2sr_lookup_fid(sr, &smb2fid);
53 of = sr->fid_ofile;
54
55 DTRACE_SMB2_START(op__Close, smb_request_t *, sr);
56
57 if (status)
58 goto errout; /* Bad FID */
59
60 bzero(&attr, sizeof (attr));
61 if (Flags & SMB2_CLOSE_FLAG_POSTQUERY_ATTRIB) {
62 attr.sa_mask = SMB_AT_ALL;
63 status = smb2_ofile_getattr(sr, of, &attr);
64 if (status) {
65 /*
66 * We could not stat the open file.
67 * Let's not fail the close call,
68 * but just turn off the flag.
69 */
70 Flags = 0;
71 }
72 }
73
74 if (of->dh_persist)
75 smb2_dh_setdoc_persistent(of);
76 smb_ofile_close(of, 0);
77
78 errout:
79 sr->smb2_status = status;
80 DTRACE_SMB2_DONE(op__Close, smb_request_t *, sr);
81
82 if (status) {
83 smb2sr_put_error(sr, status);
84 return (SDRC_SUCCESS);
85 }
86
87 /*
88 * SMB2 Close reply
89 */
90 (void) smb_mbc_encodef(
91 &sr->reply,
92 "wwlTTTTqql",
93 60, /* StructSize */ /* w */
94 Flags, /* w */
95 0, /* reserved */ /* l */
96 &attr.sa_crtime, /* T */
97 &attr.sa_vattr.va_atime, /* T */
98 &attr.sa_vattr.va_mtime, /* T */
99 &attr.sa_vattr.va_ctime, /* T */
100 attr.sa_allocsz, /* q */
101 attr.sa_vattr.va_size, /* q */
102 attr.sa_dosattr); /* l */
103
104 return (SDRC_SUCCESS);
105 }
106