source: trunk/server/source3/libsmb/clisecdesc.c@ 995

Last change on this file since 995 was 745, checked in by Silvan Scherrer, 13 years ago

Samba Server: updated trunk to 3.6.0
File size: 3.4 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 client security descriptor functions
4 Copyright (C) Andrew Tridgell 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 3 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, see <http://www.gnu.org/licenses/>.
18*/
19
20#include "includes.h"
21#include "libsmb/libsmb.h"
22
23/****************************************************************************
24 query the security descriptor for a open file
25 ****************************************************************************/
26struct security_descriptor *cli_query_secdesc(struct cli_state *cli, uint16_t fnum,
27 TALLOC_CTX *mem_ctx)
28{
29 uint8_t param[8];
30 uint8_t *rdata=NULL;
31 uint32_t rdata_count=0;
32 struct security_descriptor *psd = NULL;
33 NTSTATUS status;
34
35 SIVAL(param, 0, fnum);
36 SIVAL(param, 4, 0x7);
37
38 status = cli_trans(talloc_tos(), cli, SMBnttrans,
39 NULL, -1, /* name, fid */
40 NT_TRANSACT_QUERY_SECURITY_DESC, 0, /* function, flags */
41 NULL, 0, 0, /* setup, length, max */
42 param, 8, 4, /* param, length, max */
43 NULL, 0, 0x10000, /* data, length, max */
44 NULL, /* recv_flags2 */
45 NULL, 0, NULL, /* rsetup, length */
46 NULL, 0, NULL,
47 &rdata, 0, &rdata_count);
48
49 if (!NT_STATUS_IS_OK(status)) {
50 DEBUG(1, ("NT_TRANSACT_QUERY_SECURITY_DESC failed: %s\n",
51 nt_errstr(status)));
52 goto cleanup;
53 }
54
55 status = unmarshall_sec_desc(mem_ctx, (uint8 *)rdata, rdata_count,
56 &psd);
57
58 if (!NT_STATUS_IS_OK(status)) {
59 DEBUG(10, ("unmarshall_sec_desc failed: %s\n",
60 nt_errstr(status)));
61 goto cleanup;
62 }
63
64 cleanup:
65
66 TALLOC_FREE(rdata);
67
68 return psd;
69}
70
71/****************************************************************************
72 set the security descriptor for a open file
73 ****************************************************************************/
74NTSTATUS cli_set_secdesc(struct cli_state *cli, uint16_t fnum,
75 struct security_descriptor *sd)
76{
77 uint8_t param[8];
78 uint32 sec_info = 0;
79 uint8 *data;
80 size_t len;
81 NTSTATUS status;
82
83 status = marshall_sec_desc(talloc_tos(), sd, &data, &len);
84 if (!NT_STATUS_IS_OK(status)) {
85 DEBUG(10, ("marshall_sec_desc failed: %s\n",
86 nt_errstr(status)));
87 return status;
88 }
89
90 SIVAL(param, 0, fnum);
91
92 if (sd->dacl)
93 sec_info |= SECINFO_DACL;
94 if (sd->owner_sid)
95 sec_info |= SECINFO_OWNER;
96 if (sd->group_sid)
97 sec_info |= SECINFO_GROUP;
98 SSVAL(param, 4, sec_info);
99
100 status = cli_trans(talloc_tos(), cli, SMBnttrans,
101 NULL, -1, /* name, fid */
102 NT_TRANSACT_SET_SECURITY_DESC, 0,
103 NULL, 0, 0, /* setup */
104 param, 8, 0, /* param */
105 data, len, 0, /* data */
106 NULL, /* recv_flags2 */
107 NULL, 0, NULL, /* rsetup */
108 NULL, 0, NULL, /* rparam */
109 NULL, 0, NULL); /* rdata */
110 TALLOC_FREE(data);
111 if (!NT_STATUS_IS_OK(status)) {
112 DEBUG(1, ("Failed to send NT_TRANSACT_SET_SECURITY_DESC: %s\n",
113 nt_errstr(status)));
114 }
115 return status;
116}
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