smbsrv.c revision 8d94f651a44d41a7147253bb5dad1a53941e8f50
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/*
23 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Copyright 2017 Nexenta Systems, Inc. All rights reserved.
25 */
26
27#include <mdb/mdb_modapi.h>
28#include <mdb/mdb_ks.h>
29#include <mdb/mdb_ctf.h>
30#include <sys/note.h>
31#include <sys/thread.h>
32#include <sys/taskq.h>
33#include <smbsrv/smb_vops.h>
34#include <smbsrv/smb.h>
35#include <smbsrv/smb_ktypes.h>
36#include <smbsrv/smb_token.h>
37#include <smbsrv/smb_oplock.h>
38
39#ifndef _KMDB
40#include "smbsrv_pcap.h"
41#endif
42
43#ifdef _KERNEL
44#define	SMBSRV_OBJNAME	"smbsrv"
45#else
46#define	SMBSRV_OBJNAME	"libfksmbsrv.so.1"
47#endif
48
49#define	SMBSRV_SCOPE	SMBSRV_OBJNAME "`"
50
51#define	SMB_DCMD_INDENT		2
52#define	ACE_TYPE_TABLEN		(ACE_ALL_TYPES + 1)
53#define	ACE_TYPE_ENTRY(_v_)	{_v_, #_v_}
54#define	SMB_COM_ENTRY(_v_, _x_)	{#_v_, _x_}
55
56#define	SMB_MDB_MAX_OPTS	10
57
58#define	SMB_OPT_SERVER		0x00000001
59#define	SMB_OPT_SESSION		0x00000002
60#define	SMB_OPT_REQUEST		0x00000004
61#define	SMB_OPT_USER		0x00000008
62#define	SMB_OPT_TREE		0x00000010
63#define	SMB_OPT_OFILE		0x00000020
64#define	SMB_OPT_ODIR		0x00000040
65#define	SMB_OPT_WALK		0x00000100
66#define	SMB_OPT_VERBOSE		0x00000200
67#define	SMB_OPT_ALL_OBJ		0x000000FF
68
69/*
70 * Use CTF to set var = OFFSETOF(typ, mem) if possible, otherwise
71 * fall back to just OFFSETOF.  The fall back is more convenient
72 * than trying to return an error where this is used, and also
73 * let's us find out at compile time if we're referring to any
74 * typedefs or member names that don't exist.  Without that
75 * OFFSETOF fall back, we'd only find out at run time.
76 */
77#define	GET_OFFSET(var, typ, mem) do {				\
78	var = mdb_ctf_offsetof_by_name(#typ, #mem);		\
79	if (var < 0) {						\
80		mdb_warn("cannot lookup: " #typ " ." #mem);	\
81		var = (int)OFFSETOF(typ, mem);			\
82	}							\
83_NOTE(CONSTCOND) } while (0)
84
85/*
86 * Structure associating an ACE type to a string.
87 */
88typedef struct {
89	uint8_t		ace_type_value;
90	const char	*ace_type_sting;
91} ace_type_entry_t;
92
93/*
94 * Structure containing strings describing an SMB command.
95 */
96typedef struct {
97	const char	*smb_com;
98	const char	*smb_andx;
99} smb_com_entry_t;
100
101/*
102 * Structure describing an object to be expanded (displayed).
103 */
104typedef struct {
105	uint_t		ex_mask;
106	int		(*ex_offset)(void);
107	const char	*ex_dcmd;
108	const char	*ex_name;
109} smb_exp_t;
110
111/*
112 * List of supported options. Ther order has the match the bits SMB_OPT_xxx.
113 */
114typedef struct smb_mdb_opts {
115	char		*o_name;
116	uint32_t	o_value;
117} smb_mdb_opts_t;
118
119static smb_mdb_opts_t smb_opts[SMB_MDB_MAX_OPTS] =
120{
121	{ "-s", SMB_OPT_SERVER	},
122	{ "-e", SMB_OPT_SESSION	},
123	{ "-r", SMB_OPT_REQUEST	},
124	{ "-u", SMB_OPT_USER	},
125	{ "-t", SMB_OPT_TREE	},
126	{ "-f", SMB_OPT_OFILE	},
127	{ "-d", SMB_OPT_ODIR	},
128	{ "-w", SMB_OPT_WALK	},
129	{ "-v", SMB_OPT_VERBOSE	}
130};
131
132/*
133 * These access mask bits are generic enough they could move into the
134 * genunix mdb module or somewhere so they could be shared.
135 */
136static const mdb_bitmask_t
137nt_access_bits[] = {
138	{ "READ_DATA",
139	    FILE_READ_DATA,
140	    FILE_READ_DATA },
141	{ "WRITE_DATA",
142	    FILE_WRITE_DATA,
143	    FILE_WRITE_DATA },
144	{ "APPEND_DATA",
145	    FILE_APPEND_DATA,
146	    FILE_APPEND_DATA },
147	{ "READ_EA",
148	    FILE_READ_EA,
149	    FILE_READ_EA },
150	{ "WRITE_EA",
151	    FILE_WRITE_EA,
152	    FILE_WRITE_EA },
153	{ "EXECUTE",
154	    FILE_EXECUTE,
155	    FILE_EXECUTE },
156	{ "DELETE_CHILD",
157	    FILE_DELETE_CHILD,
158	    FILE_DELETE_CHILD },
159	{ "READ_ATTR",
160	    FILE_READ_ATTRIBUTES,
161	    FILE_READ_ATTRIBUTES },
162	{ "WRITE_ATTR",
163	    FILE_WRITE_ATTRIBUTES,
164	    FILE_WRITE_ATTRIBUTES },
165	{ "DELETE",
166	    DELETE,
167	    DELETE },
168	{ "READ_CTRL",
169	    READ_CONTROL,
170	    READ_CONTROL },
171	{ "WRITE_DAC",
172	    WRITE_DAC,
173	    WRITE_DAC },
174	{ "WRITE_OWNER",
175	    WRITE_OWNER,
176	    WRITE_OWNER },
177	{ "SYNCH",
178	    SYNCHRONIZE,
179	    SYNCHRONIZE },
180	{ "ACC_SEC",
181	    ACCESS_SYSTEM_SECURITY,
182	    ACCESS_SYSTEM_SECURITY },
183	{ "MAX_ALLOWED",
184	    MAXIMUM_ALLOWED,
185	    MAXIMUM_ALLOWED },
186	{ "GEN_X",
187	    GENERIC_EXECUTE,
188	    GENERIC_EXECUTE },
189	{ "GEN_W",
190	    GENERIC_WRITE,
191	    GENERIC_WRITE },
192	{ "GEN_R",
193	    GENERIC_READ,
194	    GENERIC_READ },
195	{ NULL, 0, 0 }
196};
197
198static smb_com_entry_t	smb_com[256] =
199{
200	SMB_COM_ENTRY(SMB_COM_CREATE_DIRECTORY, "No"),
201	SMB_COM_ENTRY(SMB_COM_DELETE_DIRECTORY, "No"),
202	SMB_COM_ENTRY(SMB_COM_OPEN, "No"),
203	SMB_COM_ENTRY(SMB_COM_CREATE, "No"),
204	SMB_COM_ENTRY(SMB_COM_CLOSE, "No"),
205	SMB_COM_ENTRY(SMB_COM_FLUSH, "No"),
206	SMB_COM_ENTRY(SMB_COM_DELETE, "No"),
207	SMB_COM_ENTRY(SMB_COM_RENAME, "No"),
208	SMB_COM_ENTRY(SMB_COM_QUERY_INFORMATION, "No"),
209	SMB_COM_ENTRY(SMB_COM_SET_INFORMATION, "No"),
210	SMB_COM_ENTRY(SMB_COM_READ, "No"),
211	SMB_COM_ENTRY(SMB_COM_WRITE, "No"),
212	SMB_COM_ENTRY(SMB_COM_LOCK_BYTE_RANGE, "No"),
213	SMB_COM_ENTRY(SMB_COM_UNLOCK_BYTE_RANGE, "No"),
214	SMB_COM_ENTRY(SMB_COM_CREATE_TEMPORARY, "No"),
215	SMB_COM_ENTRY(SMB_COM_CREATE_NEW, "No"),
216	SMB_COM_ENTRY(SMB_COM_CHECK_DIRECTORY, "No"),
217	SMB_COM_ENTRY(SMB_COM_PROCESS_EXIT, "No"),
218	SMB_COM_ENTRY(SMB_COM_SEEK, "No"),
219	SMB_COM_ENTRY(SMB_COM_LOCK_AND_READ, "No"),
220	SMB_COM_ENTRY(SMB_COM_WRITE_AND_UNLOCK, "No"),
221	SMB_COM_ENTRY(0x15, "?"),
222	SMB_COM_ENTRY(0x16, "?"),
223	SMB_COM_ENTRY(0x17, "?"),
224	SMB_COM_ENTRY(0x18, "?"),
225	SMB_COM_ENTRY(0x19, "?"),
226	SMB_COM_ENTRY(SMB_COM_READ_RAW, "No"),
227	SMB_COM_ENTRY(SMB_COM_READ_MPX, "No"),
228	SMB_COM_ENTRY(SMB_COM_READ_MPX_SECONDARY, "No"),
229	SMB_COM_ENTRY(SMB_COM_WRITE_RAW, "No"),
230	SMB_COM_ENTRY(SMB_COM_WRITE_MPX, "No"),
231	SMB_COM_ENTRY(SMB_COM_WRITE_MPX_SECONDARY, "No"),
232	SMB_COM_ENTRY(SMB_COM_WRITE_COMPLETE, "No"),
233	SMB_COM_ENTRY(SMB_COM_QUERY_SERVER, "No"),
234	SMB_COM_ENTRY(SMB_COM_SET_INFORMATION2, "No"),
235	SMB_COM_ENTRY(SMB_COM_QUERY_INFORMATION2, "No"),
236	SMB_COM_ENTRY(SMB_COM_LOCKING_ANDX, "No"),
237	SMB_COM_ENTRY(SMB_COM_TRANSACTION, "No"),
238	SMB_COM_ENTRY(SMB_COM_TRANSACTION_SECONDARY, "No"),
239	SMB_COM_ENTRY(SMB_COM_IOCTL, "No"),
240	SMB_COM_ENTRY(SMB_COM_IOCTL_SECONDARY, "No"),
241	SMB_COM_ENTRY(SMB_COM_COPY, "No"),
242	SMB_COM_ENTRY(SMB_COM_MOVE, "No"),
243	SMB_COM_ENTRY(SMB_COM_ECHO, "No"),
244	SMB_COM_ENTRY(SMB_COM_WRITE_AND_CLOSE, "No"),
245	SMB_COM_ENTRY(SMB_COM_OPEN_ANDX, "No"),
246	SMB_COM_ENTRY(SMB_COM_READ_ANDX, "No"),
247	SMB_COM_ENTRY(SMB_COM_WRITE_ANDX, "No"),
248	SMB_COM_ENTRY(SMB_COM_NEW_FILE_SIZE, "No"),
249	SMB_COM_ENTRY(SMB_COM_CLOSE_AND_TREE_DISC, "No"),
250	SMB_COM_ENTRY(SMB_COM_TRANSACTION2, "No"),
251	SMB_COM_ENTRY(SMB_COM_TRANSACTION2_SECONDARY, "No"),
252	SMB_COM_ENTRY(SMB_COM_FIND_CLOSE2, "No"),
253	SMB_COM_ENTRY(SMB_COM_FIND_NOTIFY_CLOSE, "No"),
254	SMB_COM_ENTRY(0x36, "?"),
255	SMB_COM_ENTRY(0x37, "?"),
256	SMB_COM_ENTRY(0x38, "?"),
257	SMB_COM_ENTRY(0x39, "?"),
258	SMB_COM_ENTRY(0x3A, "?"),
259	SMB_COM_ENTRY(0x3B, "?"),
260	SMB_COM_ENTRY(0x3C, "?"),
261	SMB_COM_ENTRY(0x3D, "?"),
262	SMB_COM_ENTRY(0x3E, "?"),
263	SMB_COM_ENTRY(0x3F, "?"),
264	SMB_COM_ENTRY(0x40, "?"),
265	SMB_COM_ENTRY(0x41, "?"),
266	SMB_COM_ENTRY(0x42, "?"),
267	SMB_COM_ENTRY(0x43, "?"),
268	SMB_COM_ENTRY(0x44, "?"),
269	SMB_COM_ENTRY(0x45, "?"),
270	SMB_COM_ENTRY(0x46, "?"),
271	SMB_COM_ENTRY(0x47, "?"),
272	SMB_COM_ENTRY(0x48, "?"),
273	SMB_COM_ENTRY(0x49, "?"),
274	SMB_COM_ENTRY(0x4A, "?"),
275	SMB_COM_ENTRY(0x4B, "?"),
276	SMB_COM_ENTRY(0x4C, "?"),
277	SMB_COM_ENTRY(0x4D, "?"),
278	SMB_COM_ENTRY(0x4E, "?"),
279	SMB_COM_ENTRY(0x4F, "?"),
280	SMB_COM_ENTRY(0x50, "?"),
281	SMB_COM_ENTRY(0x51, "?"),
282	SMB_COM_ENTRY(0x52, "?"),
283	SMB_COM_ENTRY(0x53, "?"),
284	SMB_COM_ENTRY(0x54, "?"),
285	SMB_COM_ENTRY(0x55, "?"),
286	SMB_COM_ENTRY(0x56, "?"),
287	SMB_COM_ENTRY(0x57, "?"),
288	SMB_COM_ENTRY(0x58, "?"),
289	SMB_COM_ENTRY(0x59, "?"),
290	SMB_COM_ENTRY(0x5A, "?"),
291	SMB_COM_ENTRY(0x5B, "?"),
292	SMB_COM_ENTRY(0x5C, "?"),
293	SMB_COM_ENTRY(0x5D, "?"),
294	SMB_COM_ENTRY(0x5E, "?"),
295	SMB_COM_ENTRY(0x5F, "?"),
296	SMB_COM_ENTRY(0x60, "?"),
297	SMB_COM_ENTRY(0x61, "?"),
298	SMB_COM_ENTRY(0x62, "?"),
299	SMB_COM_ENTRY(0x63, "?"),
300	SMB_COM_ENTRY(0x64, "?"),
301	SMB_COM_ENTRY(0x65, "?"),
302	SMB_COM_ENTRY(0x66, "?"),
303	SMB_COM_ENTRY(0x67, "?"),
304	SMB_COM_ENTRY(0x68, "?"),
305	SMB_COM_ENTRY(0x69, "?"),
306	SMB_COM_ENTRY(0x6A, "?"),
307	SMB_COM_ENTRY(0x6B, "?"),
308	SMB_COM_ENTRY(0x6C, "?"),
309	SMB_COM_ENTRY(0x6D, "?"),
310	SMB_COM_ENTRY(0x6E, "?"),
311	SMB_COM_ENTRY(0x6F, "?"),
312	SMB_COM_ENTRY(SMB_COM_TREE_CONNECT, "No"),
313	SMB_COM_ENTRY(SMB_COM_TREE_DISCONNECT, "No"),
314	SMB_COM_ENTRY(SMB_COM_NEGOTIATE, "No"),
315	SMB_COM_ENTRY(SMB_COM_SESSION_SETUP_ANDX, "No"),
316	SMB_COM_ENTRY(SMB_COM_LOGOFF_ANDX, "No"),
317	SMB_COM_ENTRY(SMB_COM_TREE_CONNECT_ANDX, "No"),
318	SMB_COM_ENTRY(0x76, "?"),
319	SMB_COM_ENTRY(0x77, "?"),
320	SMB_COM_ENTRY(0x78, "?"),
321	SMB_COM_ENTRY(0x79, "?"),
322	SMB_COM_ENTRY(0x7A, "?"),
323	SMB_COM_ENTRY(0x7B, "?"),
324	SMB_COM_ENTRY(0x7C, "?"),
325	SMB_COM_ENTRY(0x7D, "?"),
326	SMB_COM_ENTRY(0x7E, "?"),
327	SMB_COM_ENTRY(0x7F, "?"),
328	SMB_COM_ENTRY(SMB_COM_QUERY_INFORMATION_DISK, "No"),
329	SMB_COM_ENTRY(SMB_COM_SEARCH, "No"),
330	SMB_COM_ENTRY(SMB_COM_FIND, "No"),
331	SMB_COM_ENTRY(SMB_COM_FIND_UNIQUE, "No"),
332	SMB_COM_ENTRY(SMB_COM_FIND_CLOSE, "No"),
333	SMB_COM_ENTRY(0x85, "?"),
334	SMB_COM_ENTRY(0x86, "?"),
335	SMB_COM_ENTRY(0x87, "?"),
336	SMB_COM_ENTRY(0x88, "?"),
337	SMB_COM_ENTRY(0x89, "?"),
338	SMB_COM_ENTRY(0x8A, "?"),
339	SMB_COM_ENTRY(0x8B, "?"),
340	SMB_COM_ENTRY(0x8C, "?"),
341	SMB_COM_ENTRY(0x8D, "?"),
342	SMB_COM_ENTRY(0x8E, "?"),
343	SMB_COM_ENTRY(0x8F, "?"),
344	SMB_COM_ENTRY(0x90, "?"),
345	SMB_COM_ENTRY(0x91, "?"),
346	SMB_COM_ENTRY(0x92, "?"),
347	SMB_COM_ENTRY(0x93, "?"),
348	SMB_COM_ENTRY(0x94, "?"),
349	SMB_COM_ENTRY(0x95, "?"),
350	SMB_COM_ENTRY(0x96, "?"),
351	SMB_COM_ENTRY(0x97, "?"),
352	SMB_COM_ENTRY(0x98, "?"),
353	SMB_COM_ENTRY(0x99, "?"),
354	SMB_COM_ENTRY(0x9A, "?"),
355	SMB_COM_ENTRY(0x9B, "?"),
356	SMB_COM_ENTRY(0x9C, "?"),
357	SMB_COM_ENTRY(0x9D, "?"),
358	SMB_COM_ENTRY(0x9E, "?"),
359	SMB_COM_ENTRY(0x9F, "?"),
360	SMB_COM_ENTRY(SMB_COM_NT_TRANSACT, "No"),
361	SMB_COM_ENTRY(SMB_COM_NT_TRANSACT_SECONDARY, "No"),
362	SMB_COM_ENTRY(SMB_COM_NT_CREATE_ANDX, "No"),
363	SMB_COM_ENTRY(0xA3, "?"),
364	SMB_COM_ENTRY(SMB_COM_NT_CANCEL, "No"),
365	SMB_COM_ENTRY(SMB_COM_NT_RENAME, "No"),
366	SMB_COM_ENTRY(0xA6, "?"),
367	SMB_COM_ENTRY(0xA7, "?"),
368	SMB_COM_ENTRY(0xA8, "?"),
369	SMB_COM_ENTRY(0xA9, "?"),
370	SMB_COM_ENTRY(0xAA, "?"),
371	SMB_COM_ENTRY(0xAB, "?"),
372	SMB_COM_ENTRY(0xAC, "?"),
373	SMB_COM_ENTRY(0xAD, "?"),
374	SMB_COM_ENTRY(0xAE, "?"),
375	SMB_COM_ENTRY(0xAF, "?"),
376	SMB_COM_ENTRY(0xB0, "?"),
377	SMB_COM_ENTRY(0xB1, "?"),
378	SMB_COM_ENTRY(0xB2, "?"),
379	SMB_COM_ENTRY(0xB3, "?"),
380	SMB_COM_ENTRY(0xB4, "?"),
381	SMB_COM_ENTRY(0xB5, "?"),
382	SMB_COM_ENTRY(0xB6, "?"),
383	SMB_COM_ENTRY(0xB7, "?"),
384	SMB_COM_ENTRY(0xB8, "?"),
385	SMB_COM_ENTRY(0xB9, "?"),
386	SMB_COM_ENTRY(0xBA, "?"),
387	SMB_COM_ENTRY(0xBB, "?"),
388	SMB_COM_ENTRY(0xBC, "?"),
389	SMB_COM_ENTRY(0xBD, "?"),
390	SMB_COM_ENTRY(0xBE, "?"),
391	SMB_COM_ENTRY(0xBF, "?"),
392	SMB_COM_ENTRY(SMB_COM_OPEN_PRINT_FILE, "No"),
393	SMB_COM_ENTRY(SMB_COM_WRITE_PRINT_FILE, "No"),
394	SMB_COM_ENTRY(SMB_COM_CLOSE_PRINT_FILE, "No"),
395	SMB_COM_ENTRY(SMB_COM_GET_PRINT_QUEUE, "No"),
396	SMB_COM_ENTRY(0xC4, "?"),
397	SMB_COM_ENTRY(0xC5, "?"),
398	SMB_COM_ENTRY(0xC6, "?"),
399	SMB_COM_ENTRY(0xC7, "?"),
400	SMB_COM_ENTRY(0xC8, "?"),
401	SMB_COM_ENTRY(0xC9, "?"),
402	SMB_COM_ENTRY(0xCA, "?"),
403	SMB_COM_ENTRY(0xCB, "?"),
404	SMB_COM_ENTRY(0xCC, "?"),
405	SMB_COM_ENTRY(0xCD, "?"),
406	SMB_COM_ENTRY(0xCE, "?"),
407	SMB_COM_ENTRY(0xCF, "?"),
408	SMB_COM_ENTRY(0xD0, "?"),
409	SMB_COM_ENTRY(0xD1, "?"),
410	SMB_COM_ENTRY(0xD2, "?"),
411	SMB_COM_ENTRY(0xD3, "?"),
412	SMB_COM_ENTRY(0xD4, "?"),
413	SMB_COM_ENTRY(0xD5, "?"),
414	SMB_COM_ENTRY(0xD6, "?"),
415	SMB_COM_ENTRY(0xD7, "?"),
416	SMB_COM_ENTRY(SMB_COM_READ_BULK, "No"),
417	SMB_COM_ENTRY(SMB_COM_WRITE_BULK, "No"),
418	SMB_COM_ENTRY(SMB_COM_WRITE_BULK_DATA, "No"),
419	SMB_COM_ENTRY(0xDB, "?"),
420	SMB_COM_ENTRY(0xDC, "?"),
421	SMB_COM_ENTRY(0xDD, "?"),
422	SMB_COM_ENTRY(0xDE, "?"),
423	SMB_COM_ENTRY(0xDF, "?"),
424	SMB_COM_ENTRY(0xE0, "?"),
425	SMB_COM_ENTRY(0xE1, "?"),
426	SMB_COM_ENTRY(0xE2, "?"),
427	SMB_COM_ENTRY(0xE3, "?"),
428	SMB_COM_ENTRY(0xE4, "?"),
429	SMB_COM_ENTRY(0xE5, "?"),
430	SMB_COM_ENTRY(0xE6, "?"),
431	SMB_COM_ENTRY(0xE7, "?"),
432	SMB_COM_ENTRY(0xE8, "?"),
433	SMB_COM_ENTRY(0xE9, "?"),
434	SMB_COM_ENTRY(0xEA, "?"),
435	SMB_COM_ENTRY(0xEB, "?"),
436	SMB_COM_ENTRY(0xEC, "?"),
437	SMB_COM_ENTRY(0xED, "?"),
438	SMB_COM_ENTRY(0xEE, "?"),
439	SMB_COM_ENTRY(0xEF, "?"),
440	SMB_COM_ENTRY(0xF0, "?"),
441	SMB_COM_ENTRY(0xF1, "?"),
442	SMB_COM_ENTRY(0xF2, "?"),
443	SMB_COM_ENTRY(0xF3, "?"),
444	SMB_COM_ENTRY(0xF4, "?"),
445	SMB_COM_ENTRY(0xF5, "?"),
446	SMB_COM_ENTRY(0xF6, "?"),
447	SMB_COM_ENTRY(0xF7, "?"),
448	SMB_COM_ENTRY(0xF8, "?"),
449	SMB_COM_ENTRY(0xF9, "?"),
450	SMB_COM_ENTRY(0xFA, "?"),
451	SMB_COM_ENTRY(0xFB, "?"),
452	SMB_COM_ENTRY(0xFC, "?"),
453	SMB_COM_ENTRY(0xFD, "?"),
454	SMB_COM_ENTRY(0xFE, "?"),
455	SMB_COM_ENTRY(0xFF, "?")
456};
457
458static const char *smb2_cmd_names[SMB2__NCMDS] = {
459	"smb2_negotiate",
460	"smb2_session_setup",
461	"smb2_logoff",
462	"smb2_tree_connect",
463	"smb2_tree_disconn",
464	"smb2_create",
465	"smb2_close",
466	"smb2_flush",
467	"smb2_read",
468	"smb2_write",
469	"smb2_lock",
470	"smb2_ioctl",
471	"smb2_cancel",
472	"smb2_echo",
473	"smb2_query_dir",
474	"smb2_change_notify",
475	"smb2_query_info",
476	"smb2_set_info",
477	"smb2_oplock_break",
478	"smb2_invalid_cmd"
479};
480
481struct mdb_smb_oplock;
482
483static int smb_sid_print(uintptr_t);
484static int smb_dcmd_getopt(uint_t *, int, const mdb_arg_t *);
485static int smb_dcmd_setopt(uint_t, int, mdb_arg_t *);
486static int smb_obj_expand(uintptr_t, uint_t, const smb_exp_t *, ulong_t);
487static int smb_obj_list(const char *, uint_t, uint_t);
488static int smb_worker_findstack(uintptr_t);
489static int smb_node_get_oplock(uintptr_t, struct mdb_smb_oplock **);
490static int smb_node_oplock_cnt(struct mdb_smb_oplock *);
491static void smb_inaddr_ntop(smb_inaddr_t *, char *, size_t);
492static void get_enum(char *, size_t, const char *, int, const char *);
493
494typedef int (*dump_func_t)(struct mbuf_chain *, int32_t,
495    smb_inaddr_t *, uint16_t, smb_inaddr_t *, uint16_t,
496    hrtime_t, boolean_t);
497static int smb_req_dump(struct mbuf_chain *, int32_t,
498    smb_inaddr_t *, uint16_t, smb_inaddr_t *, uint16_t,
499    hrtime_t, boolean_t);
500static int smb_req_dump_m(uintptr_t, const void *, void *);
501
502/*
503 * *****************************************************************************
504 * ****************************** Top level DCMD *******************************
505 * *****************************************************************************
506 */
507
508static void
509smblist_help(void)
510{
511	mdb_printf(
512	    "Displays the list of objects using an indented tree format.\n"
513	    "If no option is specified the entire tree is displayed\n\n");
514	(void) mdb_dec_indent(2);
515	mdb_printf("%<b>OPTIONS%</b>\n");
516	(void) mdb_inc_indent(2);
517	mdb_printf(
518	    "-v\tDisplay verbose information\n"
519	    "-s\tDisplay the list of servers\n"
520	    "-e\tDisplay the list of sessions\n"
521	    "-r\tDisplay the list of smb requests\n"
522	    "-u\tDisplay the list of users\n"
523	    "-t\tDisplay the list of trees\n"
524	    "-f\tDisplay the list of open files\n"
525	    "-d\tDisplay the list of open searches\n");
526}
527
528/*
529 * ::smblist
530 *
531 * This function lists the objects specified on the command line. If no object
532 * is specified the entire tree (server through ofile and odir) is displayed.
533 *
534 */
535/*ARGSUSED*/
536static int
537smblist_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
538{
539	GElf_Sym	sym;
540	uint_t		opts = 0;
541	int		new_argc;
542	mdb_arg_t	new_argv[SMB_MDB_MAX_OPTS];
543	int		ll_off;
544
545	if (smb_dcmd_getopt(&opts, argc, argv))
546		return (DCMD_USAGE);
547
548	if (!(opts & ~(SMB_OPT_WALK | SMB_OPT_VERBOSE)))
549		opts |= SMB_OPT_ALL_OBJ;
550
551	opts |= SMB_OPT_WALK;
552
553	new_argc = smb_dcmd_setopt(opts, SMB_MDB_MAX_OPTS, new_argv);
554
555	if (mdb_lookup_by_obj(SMBSRV_OBJNAME, "smb_servers", &sym) == -1) {
556		mdb_warn("failed to find symbol smb_servers");
557		return (DCMD_ERR);
558	}
559
560	GET_OFFSET(ll_off, smb_llist_t, ll_list);
561	addr = (uintptr_t)sym.st_value + ll_off;
562
563	if (mdb_pwalk_dcmd("list", "smbsrv", new_argc, new_argv, addr)) {
564		mdb_warn("cannot walk smb_server list");
565		return (DCMD_ERR);
566	}
567	return (DCMD_OK);
568}
569
570/*
571 * *****************************************************************************
572 * ***************************** smb_server_t **********************************
573 * *****************************************************************************
574 */
575
576typedef struct mdb_smb_server {
577	smb_server_state_t	sv_state;
578	zoneid_t		sv_zid;
579	smb_hash_t		*sv_persistid_ht;
580} mdb_smb_server_t;
581
582static int
583smb_server_exp_off_sv_list(void)
584{
585	int svl_off, ll_off;
586
587	/* OFFSETOF(smb_server_t, sv_session_list.ll_list); */
588	GET_OFFSET(svl_off, smb_server_t, sv_session_list);
589	GET_OFFSET(ll_off, smb_llist_t, ll_list);
590	return (svl_off + ll_off);
591}
592
593static int
594smb_server_exp_off_nbt_list(void)
595{
596	int svd_off, lds_off, ll_off;
597
598	/* OFFSETOF(smb_server_t, sv_nbt_daemon.ld_session_list.ll_list); */
599	GET_OFFSET(svd_off, smb_server_t, sv_nbt_daemon);
600	/*
601	 * We can't do OFFSETOF() because the member doesn't exist,
602	 * but we want backwards compatibility to old cores
603	 */
604	lds_off = mdb_ctf_offsetof_by_name("smb_listener_daemon_t",
605	    "ld_session_list");
606	if (lds_off < 0) {
607		mdb_warn("cannot lookup: "
608		    "smb_listener_daemon_t .ld_session_list");
609		return (-1);
610	}
611	GET_OFFSET(ll_off, smb_llist_t, ll_list);
612	return (svd_off + lds_off + ll_off);
613}
614
615static int
616smb_server_exp_off_tcp_list(void)
617{
618	int svd_off, lds_off, ll_off;
619
620	/* OFFSETOF(smb_server_t, sv_tcp_daemon.ld_session_list.ll_list); */
621	GET_OFFSET(svd_off, smb_server_t, sv_tcp_daemon);
622	/*
623	 * We can't do OFFSETOF() because the member doesn't exist,
624	 * but we want backwards compatibility to old cores
625	 */
626	lds_off = mdb_ctf_offsetof_by_name("smb_listener_daemon_t",
627	    "ld_session_list");
628	if (lds_off < 0) {
629		mdb_warn("cannot lookup: "
630		    "smb_listener_daemon_t .ld_session_list");
631		return (-1);
632	}
633	GET_OFFSET(ll_off, smb_llist_t, ll_list);
634	return (svd_off + lds_off + ll_off);
635}
636
637/*
638 * List of objects that can be expanded under a server structure.
639 */
640static const smb_exp_t smb_server_exp[] =
641{
642	{ SMB_OPT_ALL_OBJ,
643	    smb_server_exp_off_sv_list,
644	    "smbsess", "smb_session"},
645	{ 0, 0, NULL, NULL }
646};
647
648/* for backwards compatibility only */
649static const smb_exp_t smb_server_exp_old[] =
650{
651	{ SMB_OPT_ALL_OBJ,
652	    smb_server_exp_off_nbt_list,
653	    "smbsess", "smb_session"},
654	{ SMB_OPT_ALL_OBJ,
655	    smb_server_exp_off_tcp_list,
656	    "smbsess", "smb_session"},
657	{ 0, 0, NULL, NULL }
658};
659
660/*
661 * ::smbsrv
662 *
663 * smbsrv dcmd - Print out smb_server structures.
664 */
665/*ARGSUSED*/
666static int
667smbsrv_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
668{
669	uint_t		opts;
670	ulong_t		indent = 0;
671	const smb_exp_t	*sv_exp;
672	mdb_ctf_id_t id;
673	ulong_t off;
674
675	if (smb_dcmd_getopt(&opts, argc, argv))
676		return (DCMD_USAGE);
677
678	if (!(flags & DCMD_ADDRSPEC))
679		return (smb_obj_list("smb_server", opts | SMB_OPT_SERVER,
680		    flags));
681
682	if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_SERVER)) ||
683	    !(opts & SMB_OPT_WALK)) {
684		mdb_smb_server_t *sv;
685		char state[40];
686
687		sv = mdb_zalloc(sizeof (*sv), UM_SLEEP | UM_GC);
688		if (mdb_ctf_vread(sv, SMBSRV_SCOPE "smb_server_t",
689		    "mdb_smb_server_t", addr, 0) < 0) {
690			mdb_warn("failed to read smb_server at %p", addr);
691			return (DCMD_ERR);
692		}
693
694		indent = SMB_DCMD_INDENT;
695
696		if (opts & SMB_OPT_VERBOSE) {
697			mdb_arg_t	argv;
698
699			argv.a_type = MDB_TYPE_STRING;
700			argv.a_un.a_str = "smb_server_t";
701			if (mdb_call_dcmd("print", addr, flags, 1, &argv))
702				return (DCMD_ERR);
703		} else {
704			if (DCMD_HDRSPEC(flags))
705				mdb_printf(
706				    "%<b>%<u>%-?s% "
707				    "%-4s% "
708				    "%-32s% "
709				    "%</u>%</b>\n",
710				    "SERVER", "ZONE", "STATE");
711
712			get_enum(state, sizeof (state),
713			    "smb_server_state_t", sv->sv_state,
714			    "SMB_SERVER_STATE_");
715
716			mdb_printf("%-?p %-4d %-32s \n",
717			    addr, sv->sv_zid, state);
718		}
719	}
720
721	/* if we can't look up the type name, just error out */
722	if (mdb_ctf_lookup_by_name("smb_server_t", &id) == -1)
723		return (DCMD_ERR);
724
725	if (mdb_ctf_offsetof(id, "sv_session_list", &off) == -1)
726		/* sv_session_list doesn't exist; old core */
727		sv_exp = smb_server_exp_old;
728	else
729		sv_exp = smb_server_exp;
730
731	if (smb_obj_expand(addr, opts, sv_exp, indent))
732		return (DCMD_ERR);
733	return (DCMD_OK);
734}
735
736/*
737 * *****************************************************************************
738 * ***************************** smb_session_t *********************************
739 * *****************************************************************************
740 */
741
742/*
743 * After some changes merged from upstream, "::smblist" was failing with
744 * "inexact match for union au_addr (au_addr)" because the CTF data for
745 * the target vs mdb were apparently not exactly the same (unknown why).
746 *
747 * As described above mdb_ctf_vread(), the recommended way to read a
748 * union is to use an mdb struct with only the union "arm" appropriate
749 * to the given type instance.  That's difficult in this case, so we
750 * use a local union with only the in6_addr_t union arm (otherwise
751 * identical to smb_inaddr_t) and just cast it to an smb_inaddr_t
752 */
753
754typedef struct mdb_smb_inaddr {
755	union {
756#if 0	/* The real smb_inaddr_t has these too. */
757		in_addr_t au_ipv4;
758		in6_addr_t au_ipv6;
759#endif
760		in6_addr_t au_ip;
761	} au_addr;
762	int a_family;
763} mdb_smb_inaddr_t;
764
765typedef struct mdb_smb_session {
766	uint64_t		s_kid;
767	smb_session_state_t	s_state;
768	uint32_t		s_flags;
769	uint16_t		s_local_port;
770	uint16_t		s_remote_port;
771	mdb_smb_inaddr_t	ipaddr;
772	mdb_smb_inaddr_t	local_ipaddr;
773	int			dialect;
774
775	smb_slist_t		s_req_list;
776	smb_llist_t		s_xa_list;
777	smb_llist_t		s_user_list;
778	smb_llist_t		s_tree_list;
779
780	volatile uint32_t	s_tree_cnt;
781	volatile uint32_t	s_file_cnt;
782	volatile uint32_t	s_dir_cnt;
783
784	char			workstation[SMB_PI_MAX_HOST];
785} mdb_smb_session_t;
786
787static int
788smb_session_exp_off_req_list(void)
789{
790	int rl_off, sl_off;
791
792	/* OFFSETOF(smb_session_t, s_req_list.sl_list); */
793	GET_OFFSET(rl_off, smb_session_t, s_req_list);
794	GET_OFFSET(sl_off, smb_slist_t, sl_list);
795	return (rl_off + sl_off);
796}
797
798static int
799smb_session_exp_off_user_list(void)
800{
801	int ul_off, ll_off;
802
803	/* OFFSETOF(smb_session_t, s_user_list.ll_list); */
804	GET_OFFSET(ul_off, smb_session_t, s_user_list);
805	GET_OFFSET(ll_off, smb_llist_t, ll_list);
806	return (ul_off + ll_off);
807}
808
809static int
810smb_session_exp_off_tree_list(void)
811{
812	int tl_off, ll_off;
813
814	/* OFFSETOF(smb_session_t, s_tree_list.ll_list); */
815	GET_OFFSET(tl_off, smb_session_t, s_tree_list);
816	GET_OFFSET(ll_off, smb_llist_t, ll_list);
817	return (tl_off + ll_off);
818}
819
820/*
821 * List of objects that can be expanded under a session structure.
822 */
823static const smb_exp_t smb_session_exp[] =
824{
825	{ SMB_OPT_USER,
826	    smb_session_exp_off_user_list,
827	    "smbuser", "smb_user"},
828	{ SMB_OPT_TREE | SMB_OPT_OFILE | SMB_OPT_ODIR,
829	    smb_session_exp_off_tree_list,
830	    "smbtree", "smb_tree"},
831	{ SMB_OPT_REQUEST,
832	    smb_session_exp_off_req_list,
833	    "smbreq", "smb_request"},
834	{ 0, 0, NULL, NULL}
835};
836
837static void
838smbsess_help(void)
839{
840	mdb_printf(
841	    "Display the contents of smb_session_t, with optional"
842	    " filtering.\n\n");
843	(void) mdb_dec_indent(2);
844	mdb_printf("%<b>OPTIONS%</b>\n");
845	(void) mdb_inc_indent(2);
846	mdb_printf(
847	    "-v\tDisplay verbose smb_session information\n"
848	    "-r\tDisplay the list of smb requests attached\n"
849	    "-u\tDisplay the list of users attached\n");
850}
851
852/*
853 * ::smbsess
854 *
855 * smbsess dcmd - Print out the smb_session structure.
856 */
857static int
858smbsess_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
859{
860	uint_t		opts;
861	ulong_t		indent = 0;
862
863	if (smb_dcmd_getopt(&opts, argc, argv))
864		return (DCMD_USAGE);
865
866	if (!(flags & DCMD_ADDRSPEC)) {
867		opts |= SMB_OPT_SESSION;
868		opts &= ~SMB_OPT_SERVER;
869		return (smb_obj_list("smb_session", opts, flags));
870	}
871
872	if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_SESSION)) ||
873	    !(opts & SMB_OPT_WALK)) {
874		char	cipaddr[INET6_ADDRSTRLEN];
875		char	lipaddr[INET6_ADDRSTRLEN];
876		int	ipaddrstrlen = INET6_ADDRSTRLEN;
877		mdb_smb_session_t *se;
878		char	state[40];
879
880		indent = SMB_DCMD_INDENT;
881
882		se = mdb_zalloc(sizeof (*se), UM_SLEEP | UM_GC);
883		if (mdb_ctf_vread(se, SMBSRV_SCOPE "smb_session_t",
884		    "mdb_smb_session_t", addr, 0) < 0) {
885			mdb_warn("failed to read smb_session at %p", addr);
886			return (DCMD_ERR);
887		}
888
889		get_enum(state, sizeof (state),
890		    "smb_session_state_t", se->s_state,
891		    "SMB_SESSION_STATE_");
892
893		smb_inaddr_ntop((smb_inaddr_t *)&se->ipaddr,
894		    cipaddr, ipaddrstrlen);
895		smb_inaddr_ntop((smb_inaddr_t *)&se->local_ipaddr,
896		    lipaddr, ipaddrstrlen);
897
898		if (opts & SMB_OPT_VERBOSE) {
899			mdb_printf("%<b>%<u>SMB session information "
900			    "(%p): %</u>%</b>\n", addr);
901			mdb_printf("Client IP address: %s %d\n",
902			    cipaddr, se->s_remote_port);
903			mdb_printf("Local IP Address: %s %d\n",
904			    lipaddr, se->s_local_port);
905			mdb_printf("Session KID: %u\n", se->s_kid);
906			mdb_printf("Workstation Name: %s\n",
907			    se->workstation);
908			mdb_printf("Session state: %u (%s)\n", se->s_state,
909			    state);
910			mdb_printf("Session dialect: %#x\n", se->dialect);
911			mdb_printf("Number of Users: %u\n",
912			    se->s_user_list.ll_count);
913			mdb_printf("Number of Trees: %u\n", se->s_tree_cnt);
914			mdb_printf("Number of Files: %u\n", se->s_file_cnt);
915			mdb_printf("Number of Shares: %u\n", se->s_dir_cnt);
916			mdb_printf("Number of active Transact.: %u\n\n",
917			    se->s_xa_list.ll_count);
918		} else {
919			/*
920			 * Use a reasonable mininum field width for the
921			 * IP addr so the summary (usually) won't wrap.
922			 */
923			int ipwidth = 22;
924
925			if (DCMD_HDRSPEC(flags)) {
926				mdb_printf(
927			"%<b>%<u>%-?s %-*s %-8s %-8s %-12s%</u>%</b>\n",
928				    "SESSION", ipwidth, "IP_ADDR",
929				    "PORT", "DIALECT", "STATE");
930			}
931			mdb_printf("%-?p %-*s %-8d %-8#x %s\n",
932			    addr, ipwidth, cipaddr,
933			    se->s_remote_port, se->dialect, state);
934		}
935	}
936	if (smb_obj_expand(addr, opts, smb_session_exp, indent))
937		return (DCMD_ERR);
938
939	return (DCMD_OK);
940}
941
942/*
943 * *****************************************************************************
944 * **************************** smb_request_t **********************************
945 * *****************************************************************************
946 */
947
948typedef struct mdb_smb_request {
949	smb_req_state_t		sr_state;
950	smb_session_t		*session;
951	struct mbuf_chain	command;
952	struct mbuf_chain	reply;
953
954	unsigned char		first_smb_com;
955	unsigned char		smb_com;
956
957	uint16_t		smb_tid;
958	uint32_t		smb_pid;
959	uint16_t		smb_uid;
960	uint16_t		smb_mid;
961	uint16_t		smb_fid;
962
963	uint16_t		smb2_cmd_code;
964	uint64_t		smb2_messageid;
965	uint64_t		smb2_ssnid;
966
967	struct smb_tree		*tid_tree;
968	struct smb_ofile	*fid_ofile;
969	smb_user_t		*uid_user;
970
971	kthread_t		*sr_worker;
972	hrtime_t		sr_time_submitted;
973	hrtime_t		sr_time_active;
974	hrtime_t		sr_time_start;
975
976} mdb_smb_request_t;
977
978#define	SMB_REQUEST_BANNER	\
979	"%<b>%<u>%-?s %-14s %-?s %-16s %-16s%</u>%</b>\n"
980#define	SMB_REQUEST_FORMAT	\
981	"%-?p 0x%-12llx %-?p %-16s %s\n"
982
983/*
984 * ::smbreq
985 *
986 * smbreq dcmd - Print out smb_request_t
987 */
988static int
989smbreq_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
990{
991	uint_t		opts;
992
993	if (smb_dcmd_getopt(&opts, argc, argv))
994		return (DCMD_USAGE);
995
996	if (!(flags & DCMD_ADDRSPEC)) {
997		opts |= SMB_OPT_REQUEST;
998		opts &= ~(SMB_OPT_SERVER | SMB_OPT_SESSION | SMB_OPT_USER);
999		return (smb_obj_list("smb_request", opts, flags));
1000	}
1001
1002	if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_REQUEST)) ||
1003	    !(opts & SMB_OPT_WALK)) {
1004		mdb_smb_request_t *sr;
1005		char		state[40];
1006		const char	*cur_cmd_name;
1007		uint_t		cur_cmd_code;
1008		uint64_t	msg_id;
1009
1010		sr = mdb_zalloc(sizeof (*sr), UM_SLEEP | UM_GC);
1011		if (mdb_ctf_vread(sr, SMBSRV_SCOPE "smb_request_t",
1012		    "mdb_smb_request_t", addr, 0) < 0) {
1013			mdb_warn("failed to read smb_request at %p", addr);
1014			return (DCMD_ERR);
1015		}
1016
1017		get_enum(state, sizeof (state),
1018		    "smb_req_state_t", sr->sr_state,
1019		    "SMB_REQ_STATE_");
1020
1021		if (sr->smb2_cmd_code != 0) {
1022			/* SMB2 request */
1023			cur_cmd_code = sr->smb2_cmd_code;
1024			if (cur_cmd_code > SMB2_INVALID_CMD)
1025				cur_cmd_code = SMB2_INVALID_CMD;
1026			cur_cmd_name = smb2_cmd_names[cur_cmd_code];
1027			msg_id = sr->smb2_messageid;
1028		} else {
1029			/* SMB1 request */
1030			cur_cmd_code = sr->smb_com & 0xFF;
1031			cur_cmd_name = smb_com[cur_cmd_code].smb_com;
1032			msg_id = sr->smb_mid;
1033		}
1034
1035		if (opts & SMB_OPT_VERBOSE) {
1036			mdb_printf(
1037			    "%</b>%</u>SMB request information (%p):"
1038			    "%</u>%</b>\n\n", addr);
1039
1040			if (sr->smb2_cmd_code == 0) {
1041				/* SMB1 request */
1042				mdb_printf(
1043				    "first SMB COM: %u (%s)\n",
1044				    sr->first_smb_com,
1045				    smb_com[sr->first_smb_com].smb_com);
1046			}
1047
1048			mdb_printf(
1049			    "current SMB COM: %u (%s)\n",
1050			    cur_cmd_code, cur_cmd_name);
1051
1052			mdb_printf(
1053			    "state: %u (%s)\n",
1054			    sr->sr_state, state);
1055
1056			if (sr->smb2_ssnid != 0) {
1057				mdb_printf(
1058				    "SSNID(user): 0x%llx (%p)\n",
1059				    sr->smb2_ssnid, sr->uid_user);
1060			} else {
1061				mdb_printf(
1062				    "UID(user): %u (%p)\n",
1063				    sr->smb_uid, sr->uid_user);
1064			}
1065
1066			mdb_printf(
1067			    "TID(tree): %u (%p)\n",
1068			    sr->smb_tid, sr->tid_tree);
1069
1070			mdb_printf(
1071			    "FID(file): %u (%p)\n",
1072			    sr->smb_fid, sr->fid_ofile);
1073
1074			mdb_printf(
1075			    "PID: %u\n",
1076			    sr->smb_pid);
1077
1078			mdb_printf(
1079			    "MID: 0x%llx\n",
1080			    msg_id);
1081
1082			/*
1083			 * Note: mdb_gethrtime() is only available in kmdb
1084			 */
1085#ifdef	_KERNEL
1086			if (sr->sr_time_submitted != 0) {
1087				uint64_t	waiting = 0;
1088				uint64_t	running = 0;
1089
1090				if (sr->sr_time_active != 0) {
1091					waiting = sr->sr_time_active -
1092					    sr->sr_time_submitted;
1093					running = mdb_gethrtime() -
1094					    sr->sr_time_active;
1095				} else {
1096					waiting = mdb_gethrtime() -
1097					    sr->sr_time_submitted;
1098				}
1099				waiting /= NANOSEC;
1100				running /= NANOSEC;
1101
1102				mdb_printf(
1103				    "waiting time: %lld\n",
1104				    waiting);
1105
1106				mdb_printf(
1107				    "running time: %lld\n",
1108				    running);
1109			}
1110#endif	/* _KERNEL */
1111
1112			mdb_printf(
1113			    "worker thread: %p\n",
1114			    sr->sr_worker);
1115			if (sr->sr_worker != NULL) {
1116				smb_worker_findstack((uintptr_t)sr->sr_worker);
1117			}
1118		} else {
1119			if (DCMD_HDRSPEC(flags))
1120				mdb_printf(
1121				    SMB_REQUEST_BANNER,
1122				    "REQUEST",
1123				    "MSG_ID",
1124				    "WORKER",
1125				    "STATE",
1126				    "COMMAND");
1127
1128			mdb_printf(
1129			    SMB_REQUEST_FORMAT,
1130			    addr,
1131			    msg_id,
1132			    sr->sr_worker,
1133			    state,
1134			    cur_cmd_name);
1135		}
1136	}
1137	return (DCMD_OK);
1138}
1139
1140static void
1141smbreq_dump_help(void)
1142{
1143	mdb_printf(
1144	    "Dump the network data for an smb_request_t, either"
1145	    " command, reply, or (by default) both.  Optionally"
1146	    " append data to a pcap file (mdb only, not kmdb).\n\n");
1147	(void) mdb_dec_indent(2);
1148	mdb_printf("%<b>OPTIONS%</b>\n");
1149	(void) mdb_inc_indent(2);
1150	mdb_printf(
1151	    "-c\tDump only the SMB command message\n"
1152	    "-r\tDump only the SMB reply message (if present)\n"
1153	    "-o FILE\tOutput to FILE (append) in pcap format\n");
1154}
1155
1156#define	SMB_RDOPT_COMMAND	1
1157#define	SMB_RDOPT_REPLY		2
1158#define	SMB_RDOPT_OUTFILE	4
1159
1160/*
1161 * Like "smbreq" but just dump the command/reply messages.
1162 * With the output file option, append to a pcap file.
1163 */
1164static int
1165smbreq_dump_dcmd(uintptr_t rqaddr, uint_t flags, int argc,
1166    const mdb_arg_t *argv)
1167{
1168	mdb_smb_session_t *ssn;
1169	mdb_smb_request_t *sr;
1170	char		*outfile = NULL;
1171	dump_func_t	dump_func;
1172	uint64_t	msgid;
1173	uintptr_t	ssnaddr;
1174	uint_t		opts = 0;
1175	int		rc = DCMD_OK;
1176
1177	if (!(flags & DCMD_ADDRSPEC))
1178		return (DCMD_USAGE);
1179
1180	if (mdb_getopts(argc, argv,
1181	    'c', MDB_OPT_SETBITS, SMB_RDOPT_COMMAND, &opts,
1182	    'r', MDB_OPT_SETBITS, SMB_RDOPT_REPLY, &opts,
1183	    'o', MDB_OPT_STR, &outfile,
1184	    NULL) != argc)
1185		return (DCMD_USAGE);
1186#ifdef	_KMDB
1187	if (outfile != NULL) {
1188		mdb_warn("smbreq_dump -o option not supported in kmdb\n");
1189		return (DCMD_ERR);
1190	}
1191#endif	/* _KMDB */
1192
1193	/*
1194	 * Default without -c or -r is to dump both.
1195	 */
1196	if ((opts & (SMB_RDOPT_COMMAND | SMB_RDOPT_REPLY)) == 0)
1197		opts |= SMB_RDOPT_COMMAND | SMB_RDOPT_REPLY;
1198
1199	/*
1200	 * Get the smb_request_t, for the cmd/reply messages.
1201	 */
1202	sr = mdb_zalloc(sizeof (*sr), UM_SLEEP | UM_GC);
1203	if (mdb_ctf_vread(sr, SMBSRV_SCOPE "smb_request_t",
1204	    "mdb_smb_request_t", rqaddr, 0) < 0) {
1205		mdb_warn("failed to read smb_request at %p", rqaddr);
1206		return (DCMD_ERR);
1207	}
1208
1209	/*
1210	 * Get the session too, for the IP addresses & ports.
1211	 */
1212	ssnaddr = (uintptr_t)sr->session;
1213	ssn = mdb_zalloc(sizeof (*ssn), UM_SLEEP | UM_GC);
1214	if (mdb_ctf_vread(ssn, SMBSRV_SCOPE "smb_session_t",
1215	    "mdb_smb_session_t", ssnaddr, 0) < 0) {
1216		mdb_warn("failed to read smb_request at %p", ssnaddr);
1217		return (DCMD_ERR);
1218	}
1219
1220#ifndef	_KMDB
1221	if (outfile != NULL) {
1222		rc = smbsrv_pcap_open(outfile);
1223		if (rc != DCMD_OK)
1224			return (rc);
1225		dump_func = smbsrv_pcap_dump;
1226	} else
1227#endif	/* _KMDB */
1228	{
1229		dump_func = smb_req_dump;
1230	}
1231
1232	if (sr->smb2_messageid != 0)
1233		msgid = sr->smb2_messageid;
1234	else
1235		msgid = sr->smb_mid;
1236	mdb_printf("Dumping request %-?p, Msg_ID 0x%llx\n",
1237	    rqaddr, msgid);
1238
1239	if (opts & SMB_RDOPT_COMMAND) {
1240		/*
1241		 * Dump the command, length=max_bytes
1242		 * src=remote, dst=local
1243		 */
1244		rc = dump_func(&sr->command, sr->command.max_bytes,
1245		    (smb_inaddr_t *)&ssn->ipaddr, ssn->s_remote_port,
1246		    (smb_inaddr_t *)&ssn->local_ipaddr, ssn->s_local_port,
1247		    sr->sr_time_submitted, B_FALSE);
1248	}
1249
1250	if ((opts & SMB_RDOPT_REPLY) != 0 &&
1251	    rc == DCMD_OK) {
1252		/*
1253		 * Dump the reply, length=chain_offset
1254		 * src=local, dst=remote
1255		 */
1256		rc = dump_func(&sr->reply, sr->reply.chain_offset,
1257		    (smb_inaddr_t *)&ssn->local_ipaddr, ssn->s_local_port,
1258		    (smb_inaddr_t *)&ssn->ipaddr, ssn->s_remote_port,
1259		    sr->sr_time_start, B_TRUE);
1260	}
1261
1262#ifndef	_KMDB
1263	if (outfile != NULL) {
1264		smbsrv_pcap_close();
1265	}
1266#endif
1267
1268	return (DCMD_OK);
1269}
1270
1271struct req_dump_state {
1272	int32_t rem_len;
1273};
1274
1275static int
1276smb_req_dump(struct mbuf_chain *mbc, int32_t smb_len,
1277    smb_inaddr_t *src_ip, uint16_t src_port,
1278    smb_inaddr_t *dst_ip, uint16_t dst_port,
1279    hrtime_t rqtime, boolean_t is_reply)
1280{
1281	char	src_buf[INET6_ADDRSTRLEN];
1282	char	dst_buf[INET6_ADDRSTRLEN];
1283	struct req_dump_state dump_state;
1284	_NOTE(ARGUNUSED(rqtime));
1285
1286	if (smb_len < 4)
1287		return (DCMD_OK);
1288	if (mbc->chain == NULL)
1289		return (DCMD_ERR);
1290
1291	smb_inaddr_ntop(src_ip, src_buf, sizeof (src_buf));
1292	smb_inaddr_ntop(dst_ip, dst_buf, sizeof (dst_buf));
1293
1294	mdb_printf("%-8s SRC: %s/%u  DST: %s/%u  LEN: %u\n",
1295	    (is_reply) ? "Reply:" : "Call:",
1296	    src_buf, src_port, dst_buf, dst_port, smb_len);
1297
1298	/*
1299	 * Calling "smb_mbuf_dump" with a wrapper function
1300	 * so we can set its length arg, and decrement
1301	 * req_dump_state.rem_len as it goes.
1302	 */
1303	dump_state.rem_len = smb_len;
1304	if (mdb_pwalk("smb_mbuf_walker", smb_req_dump_m,
1305	    &dump_state, (uintptr_t)mbc->chain) == -1) {
1306		mdb_warn("cannot walk smb_req mbuf_chain");
1307		return (DCMD_ERR);
1308	}
1309	return (DCMD_OK);
1310}
1311
1312static int
1313smb_req_dump_m(uintptr_t m_addr, const void *data, void *arg)
1314{
1315	struct req_dump_state *st = arg;
1316	const struct mbuf *m = data;
1317	mdb_arg_t	argv;
1318	int cnt;
1319
1320	cnt = st->rem_len;
1321	if (cnt > m->m_len)
1322		cnt = m->m_len;
1323	if (cnt <= 0)
1324		return (WALK_DONE);
1325
1326	argv.a_type = MDB_TYPE_IMMEDIATE;
1327	argv.a_un.a_val = cnt;
1328	if (mdb_call_dcmd("smb_mbuf_dump", m_addr, 0, 1, &argv) < 0) {
1329		mdb_warn("%p::smb_mbuf_dump failed\n", m_addr);
1330		return (WALK_ERR);
1331	}
1332
1333	st->rem_len -= cnt;
1334	return (WALK_NEXT);
1335}
1336
1337/*
1338 * *****************************************************************************
1339 * ****************************** smb_user_t ***********************************
1340 * *****************************************************************************
1341 */
1342typedef struct mdb_smb_user {
1343	smb_user_state_t	u_state;
1344
1345	struct smb_server	*u_server;
1346	smb_session_t		*u_session;
1347
1348	uint16_t		u_name_len;
1349	char			*u_name;
1350	uint16_t		u_domain_len;
1351	char			*u_domain;
1352	time_t			u_logon_time;
1353	cred_t			*u_cred;
1354	cred_t			*u_privcred;
1355
1356	uint64_t		u_ssnid;
1357	uint32_t		u_refcnt;
1358	uint32_t		u_flags;
1359	uint32_t		u_privileges;
1360	uint16_t		u_uid;
1361} mdb_smb_user_t;
1362
1363static const mdb_bitmask_t
1364user_flag_bits[] = {
1365	{ "ANON",
1366	    SMB_USER_FLAG_ANON,
1367	    SMB_USER_FLAG_ANON },
1368	{ "GUEST",
1369	    SMB_USER_FLAG_GUEST,
1370	    SMB_USER_FLAG_GUEST },
1371	{ "POWER_USER",
1372	    SMB_USER_FLAG_POWER_USER,
1373	    SMB_USER_FLAG_POWER_USER },
1374	{ "BACKUP_OP",
1375	    SMB_USER_FLAG_BACKUP_OPERATOR,
1376	    SMB_USER_FLAG_BACKUP_OPERATOR },
1377	{ "ADMIN",
1378	    SMB_USER_FLAG_ADMIN,
1379	    SMB_USER_FLAG_ADMIN },
1380	{ NULL, 0, 0 }
1381};
1382
1383static const mdb_bitmask_t
1384user_priv_bits[] = {
1385	/*
1386	 * Old definitions of these bits, for when we're
1387	 * looking at an older core file.  These happen to
1388	 * have no overlap with the current definitions.
1389	 */
1390	{ "TAKE_OWNER",	1, 1 },
1391	{ "BACKUP",	2, 2 },
1392	{ "RESTORE",	4, 4 },
1393	{ "SECURITY",	8, 8 },
1394	/*
1395	 * Current definitions
1396	 */
1397	{ "SECURITY",
1398	    SMB_USER_PRIV_SECURITY,
1399	    SMB_USER_PRIV_SECURITY },
1400	{ "TAKE_OWNER",
1401	    SMB_USER_PRIV_TAKE_OWNERSHIP,
1402	    SMB_USER_PRIV_TAKE_OWNERSHIP },
1403	{ "BACKUP",
1404	    SMB_USER_PRIV_BACKUP,
1405	    SMB_USER_PRIV_BACKUP },
1406	{ "RESTORE",
1407	    SMB_USER_PRIV_RESTORE,
1408	    SMB_USER_PRIV_RESTORE },
1409	{ "CHANGE_NOTIFY",
1410	    SMB_USER_PRIV_CHANGE_NOTIFY,
1411	    SMB_USER_PRIV_CHANGE_NOTIFY },
1412	{ NULL, 0, 0 }
1413};
1414
1415static void
1416smbuser_help(void)
1417{
1418	mdb_printf(
1419	    "Display the contents of smb_user_t, with optional filtering.\n\n");
1420	(void) mdb_dec_indent(2);
1421	mdb_printf("%<b>OPTIONS%</b>\n");
1422	(void) mdb_inc_indent(2);
1423	mdb_printf(
1424	    "-v\tDisplay verbose smb_user information\n");
1425}
1426
1427static int
1428smbuser_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
1429{
1430	uint_t		opts;
1431
1432	if (smb_dcmd_getopt(&opts, argc, argv))
1433		return (DCMD_USAGE);
1434
1435	if (!(flags & DCMD_ADDRSPEC)) {
1436		opts |= SMB_OPT_USER;
1437		opts &= ~(SMB_OPT_SERVER | SMB_OPT_SESSION | SMB_OPT_REQUEST);
1438		return (smb_obj_list("smb_user", opts, flags));
1439	}
1440
1441	if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_USER)) ||
1442	    !(opts & SMB_OPT_WALK)) {
1443		mdb_smb_user_t	*user;
1444		char		*account;
1445
1446		user = mdb_zalloc(sizeof (*user), UM_SLEEP | UM_GC);
1447		if (mdb_ctf_vread(user, SMBSRV_SCOPE "smb_user_t",
1448		    "mdb_smb_user_t", addr, 0) < 0) {
1449			mdb_warn("failed to read smb_user at %p", addr);
1450			return (DCMD_ERR);
1451		}
1452		account = mdb_zalloc(user->u_domain_len + user->u_name_len + 2,
1453		    UM_SLEEP | UM_GC);
1454
1455		if (user->u_domain_len)
1456			(void) mdb_vread(account, user->u_domain_len,
1457			    (uintptr_t)user->u_domain);
1458
1459		strcat(account, "\\");
1460
1461		if (user->u_name_len)
1462			(void) mdb_vread(account + strlen(account),
1463			    user->u_name_len, (uintptr_t)user->u_name);
1464
1465		if (opts & SMB_OPT_VERBOSE) {
1466			char		state[40];
1467
1468			get_enum(state, sizeof (state),
1469			    "smb_user_state_t", user->u_state,
1470			    "SMB_USER_STATE_");
1471
1472			mdb_printf("%<b>%<u>SMB user information (%p):"
1473			    "%</u>%</b>\n", addr);
1474			mdb_printf("UID: %u\n", user->u_uid);
1475			mdb_printf("SSNID: %llx\n", user->u_ssnid);
1476			mdb_printf("State: %d (%s)\n", user->u_state, state);
1477			mdb_printf("Flags: 0x%08x <%b>\n", user->u_flags,
1478			    user->u_flags, user_flag_bits);
1479			mdb_printf("Privileges: 0x%08x <%b>\n",
1480			    user->u_privileges,
1481			    user->u_privileges, user_priv_bits);
1482			mdb_printf("Credential: %p\n", user->u_cred);
1483			mdb_printf("Reference Count: %d\n", user->u_refcnt);
1484			mdb_printf("User Account: %s\n\n", account);
1485		} else {
1486			if (DCMD_HDRSPEC(flags))
1487				mdb_printf(
1488				    "%<b>%<u>%?-s "
1489				    "%-5s "
1490				    "%-16s "
1491				    "%-32s%</u>%</b>\n",
1492				    "USER", "UID", "SSNID", "ACCOUNT");
1493
1494			mdb_printf("%-?p %-5u %-16llx %-32s\n",
1495			    addr, user->u_uid, user->u_ssnid, account);
1496		}
1497	}
1498	return (DCMD_OK);
1499}
1500
1501/*
1502 * *****************************************************************************
1503 * ****************************** smb_tree_t ***********************************
1504 * *****************************************************************************
1505 */
1506
1507typedef struct mdb_smb_tree {
1508	smb_tree_state_t	t_state;
1509
1510	smb_node_t		*t_snode;
1511	smb_llist_t		t_ofile_list;
1512	smb_llist_t		t_odir_list;
1513
1514	uint32_t		t_refcnt;
1515	uint32_t		t_flags;
1516	int32_t			t_res_type;
1517	uint16_t		t_tid;
1518	uint16_t		t_umask;
1519	char			t_sharename[MAXNAMELEN];
1520	char			t_resource[MAXPATHLEN];
1521	char			t_typename[SMB_TYPENAMELEN];
1522	char			t_volume[SMB_VOLNAMELEN];
1523} mdb_smb_tree_t;
1524
1525static int
1526smb_tree_exp_off_ofile_list(void)
1527{
1528	int tf_off, ll_off;
1529
1530	/* OFFSETOF(smb_tree_t, t_ofile_list.ll_list); */
1531	GET_OFFSET(tf_off, smb_tree_t, t_ofile_list);
1532	GET_OFFSET(ll_off, smb_llist_t, ll_list);
1533	return (tf_off + ll_off);
1534}
1535
1536static int
1537smb_tree_exp_off_odir_list(void)
1538{
1539	int td_off, ll_off;
1540
1541	/* OFFSETOF(smb_tree_t, t_odir_list.ll_list); */
1542	GET_OFFSET(td_off, smb_tree_t, t_odir_list);
1543	GET_OFFSET(ll_off, smb_llist_t, ll_list);
1544	return (td_off + ll_off);
1545}
1546
1547/*
1548 * List of objects that can be expanded under a tree structure.
1549 */
1550static const smb_exp_t smb_tree_exp[] =
1551{
1552	{ SMB_OPT_OFILE,
1553	    smb_tree_exp_off_ofile_list,
1554	    "smbofile", "smb_ofile"},
1555	{ SMB_OPT_ODIR,
1556	    smb_tree_exp_off_odir_list,
1557	    "smbodir", "smb_odir"},
1558	{ 0, 0, NULL, NULL}
1559};
1560
1561static const mdb_bitmask_t
1562tree_flag_bits[] = {
1563	{ "RO",
1564	    SMB_TREE_READONLY,
1565	    SMB_TREE_READONLY },
1566	{ "ACLS",
1567	    SMB_TREE_SUPPORTS_ACLS,
1568	    SMB_TREE_SUPPORTS_ACLS },
1569	{ "STREAMS",
1570	    SMB_TREE_STREAMS,
1571	    SMB_TREE_STREAMS },
1572	{ "CI",
1573	    SMB_TREE_CASEINSENSITIVE,
1574	    SMB_TREE_CASEINSENSITIVE },
1575	{ "NO_CS",
1576	    SMB_TREE_NO_CASESENSITIVE,
1577	    SMB_TREE_NO_CASESENSITIVE },
1578	{ "NO_EXPORT",
1579	    SMB_TREE_NO_EXPORT,
1580	    SMB_TREE_NO_EXPORT },
1581	{ "OPLOCKS",
1582	    SMB_TREE_OPLOCKS,
1583	    SMB_TREE_OPLOCKS },
1584	{ "SHORTNAMES",
1585	    SMB_TREE_SHORTNAMES,
1586	    SMB_TREE_SHORTNAMES },
1587	{ "XVATTR",
1588	    SMB_TREE_XVATTR,
1589	    SMB_TREE_XVATTR },
1590	{ "DIRENTFLAGS",
1591	    SMB_TREE_DIRENTFLAGS,
1592	    SMB_TREE_DIRENTFLAGS },
1593	{ "ACL_CR",
1594	    SMB_TREE_ACLONCREATE,
1595	    SMB_TREE_ACLONCREATE },
1596	{ "ACEMASK",
1597	    SMB_TREE_ACEMASKONACCESS,
1598	    SMB_TREE_ACEMASKONACCESS },
1599	{ "NFS_MNT",
1600	    SMB_TREE_NFS_MOUNTED,
1601	    SMB_TREE_NFS_MOUNTED },
1602	{ "UNICODE",
1603	    SMB_TREE_UNICODE_ON_DISK,
1604	    SMB_TREE_UNICODE_ON_DISK },
1605	{ "CATIA",
1606	    SMB_TREE_CATIA,
1607	    SMB_TREE_CATIA },
1608	{ "ABE",
1609	    SMB_TREE_ABE,
1610	    SMB_TREE_ABE },
1611	{ "QUOTA",
1612	    SMB_TREE_QUOTA,
1613	    SMB_TREE_QUOTA },
1614	{ "DFSROOT",
1615	    SMB_TREE_DFSROOT,
1616	    SMB_TREE_DFSROOT },
1617	{ "SPARSE",
1618	    SMB_TREE_SPARSE,
1619	    SMB_TREE_SPARSE },
1620	{ "XMOUNTS",
1621	    SMB_TREE_TRAVERSE_MOUNTS,
1622	    SMB_TREE_TRAVERSE_MOUNTS },
1623	{ "FORCE_L2_OPLOCK",
1624	    SMB_TREE_FORCE_L2_OPLOCK,
1625	    SMB_TREE_FORCE_L2_OPLOCK },
1626	{ "CA",
1627	    SMB_TREE_CA,
1628	    SMB_TREE_CA },
1629	{ NULL, 0, 0 }
1630};
1631
1632static void
1633smbtree_help(void)
1634{
1635	mdb_printf(
1636	    "Display the contents of smb_tree_t, with optional filtering.\n\n");
1637	(void) mdb_dec_indent(2);
1638	mdb_printf("%<b>OPTIONS%</b>\n");
1639	(void) mdb_inc_indent(2);
1640	mdb_printf(
1641	    "-v\tDisplay verbose smb_tree information\n"
1642	    "-d\tDisplay the list of smb_odirs attached\n"
1643	    "-f\tDisplay the list of smb_ofiles attached\n");
1644}
1645
1646static int
1647smbtree_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
1648{
1649	uint_t		opts;
1650	ulong_t		indent = 0;
1651
1652	if (smb_dcmd_getopt(&opts, argc, argv))
1653		return (DCMD_USAGE);
1654
1655	if (!(flags & DCMD_ADDRSPEC)) {
1656		opts |= SMB_OPT_TREE;
1657		opts &= ~(SMB_OPT_SERVER | SMB_OPT_SESSION | SMB_OPT_REQUEST |
1658		    SMB_OPT_USER);
1659		return (smb_obj_list("smb_tree", opts, flags));
1660	}
1661
1662	if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_TREE)) ||
1663	    !(opts & SMB_OPT_WALK)) {
1664		mdb_smb_tree_t *tree;
1665
1666		indent = SMB_DCMD_INDENT;
1667
1668		tree = mdb_zalloc(sizeof (*tree), UM_SLEEP | UM_GC);
1669		if (mdb_ctf_vread(tree, SMBSRV_SCOPE "smb_tree_t",
1670		    "mdb_smb_tree_t", addr, 0) < 0) {
1671			mdb_warn("failed to read smb_tree at %p", addr);
1672			return (DCMD_ERR);
1673		}
1674		if (opts & SMB_OPT_VERBOSE) {
1675			char		state[40];
1676
1677			get_enum(state, sizeof (state),
1678			    "smb_tree_state_t", tree->t_state,
1679			    "SMB_TREE_STATE_");
1680
1681			mdb_printf("%<b>%<u>SMB tree information (%p):"
1682			    "%</u>%</b>\n\n", addr);
1683			mdb_printf("TID: %04x\n", tree->t_tid);
1684			mdb_printf("State: %d (%s)\n", tree->t_state, state);
1685			mdb_printf("Share: %s\n", tree->t_sharename);
1686			mdb_printf("Resource: %s\n", tree->t_resource);
1687			mdb_printf("Type: %s\n", tree->t_typename);
1688			mdb_printf("Volume: %s\n", tree->t_volume);
1689			mdb_printf("Umask: %04x\n", tree->t_umask);
1690			mdb_printf("Flags: %08x <%b>\n", tree->t_flags,
1691			    tree->t_flags, tree_flag_bits);
1692			mdb_printf("SMB Node: %llx\n", tree->t_snode);
1693			mdb_printf("Reference Count: %d\n\n", tree->t_refcnt);
1694		} else {
1695			if (DCMD_HDRSPEC(flags))
1696				mdb_printf(
1697				    "%<b>%<u>%-?s %-5s %-16s %-32s%</u>%</b>\n",
1698				    "TREE", "TID", "SHARE NAME", "RESOURCE");
1699
1700			mdb_printf("%-?p %-5u %-16s %-32s\n", addr,
1701			    tree->t_tid, tree->t_sharename, tree->t_resource);
1702		}
1703	}
1704	if (smb_obj_expand(addr, opts, smb_tree_exp, indent))
1705		return (DCMD_ERR);
1706	return (DCMD_OK);
1707}
1708
1709/*
1710 * *****************************************************************************
1711 * ****************************** smb_odir_t ***********************************
1712 * *****************************************************************************
1713 */
1714
1715typedef struct mdb_smb_odir {
1716	smb_odir_state_t	d_state;
1717	smb_session_t		*d_session;
1718	smb_user_t		*d_user;
1719	smb_tree_t		*d_tree;
1720	smb_node_t		*d_dnode;
1721	uint16_t		d_odid;
1722	uint32_t		d_refcnt;
1723	char			d_pattern[MAXNAMELEN];
1724} mdb_smb_odir_t;
1725
1726static int
1727smbodir_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
1728{
1729	uint_t		opts;
1730
1731	if (smb_dcmd_getopt(&opts, argc, argv))
1732		return (DCMD_USAGE);
1733
1734	if (!(flags & DCMD_ADDRSPEC)) {
1735		opts |= SMB_OPT_ODIR;
1736		opts &= ~(SMB_OPT_SERVER | SMB_OPT_SESSION | SMB_OPT_REQUEST |
1737		    SMB_OPT_USER | SMB_OPT_TREE | SMB_OPT_OFILE);
1738		return (smb_obj_list("smb_odir", opts, flags));
1739	}
1740
1741	if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_ODIR)) ||
1742	    !(opts & SMB_OPT_WALK)) {
1743		mdb_smb_odir_t *od;
1744
1745		od = mdb_zalloc(sizeof (*od), UM_SLEEP | UM_GC);
1746		if (mdb_ctf_vread(od, SMBSRV_SCOPE "smb_odir_t",
1747		    "mdb_smb_odir_t", addr, 0) < 0) {
1748			mdb_warn("failed to read smb_odir at %p", addr);
1749			return (DCMD_ERR);
1750		}
1751		if (opts & SMB_OPT_VERBOSE) {
1752			char		state[40];
1753
1754			get_enum(state, sizeof (state),
1755			    "smb_odir_state_t", od->d_state,
1756			    "SMB_ODIR_STATE_");
1757
1758			mdb_printf(
1759			    "%<b>%<u>SMB odir information (%p):%</u>%</b>\n\n",
1760			    addr);
1761			mdb_printf("State: %d (%s)\n", od->d_state, state);
1762			mdb_printf("SID: %u\n", od->d_odid);
1763			mdb_printf("User: %p\n", od->d_user);
1764			mdb_printf("Tree: %p\n", od->d_tree);
1765			mdb_printf("Reference Count: %d\n", od->d_refcnt);
1766			mdb_printf("Pattern: %s\n", od->d_pattern);
1767			mdb_printf("SMB Node: %p\n\n", od->d_dnode);
1768		} else {
1769			if (DCMD_HDRSPEC(flags))
1770				mdb_printf(
1771				    "%<b>%<u>%-?s "
1772				    "%-5s "
1773				    "%-?s "
1774				    "%-16s%</u>%</b>\n",
1775				    "ODIR", "SID", "VNODE", "PATTERN");
1776
1777			mdb_printf("%?p %-5u %-16p %s\n",
1778			    addr, od->d_odid, od->d_dnode, od->d_pattern);
1779		}
1780	}
1781	return (DCMD_OK);
1782}
1783
1784/*
1785 * *****************************************************************************
1786 * ****************************** smb_ofile_t **********************************
1787 * *****************************************************************************
1788 */
1789
1790typedef struct mdb_smb_ofile {
1791	smb_ofile_state_t	f_state;
1792
1793	struct smb_server	*f_server;
1794	smb_session_t		*f_session;
1795	smb_user_t		*f_user;
1796	smb_tree_t		*f_tree;
1797	smb_node_t		*f_node;
1798	smb_odir_t		*f_odir;
1799	smb_opipe_t		*f_pipe;
1800
1801	uint32_t		f_uniqid;
1802	uint32_t		f_refcnt;
1803	uint32_t		f_flags;
1804	uint32_t		f_granted_access;
1805	uint32_t		f_share_access;
1806
1807	uint16_t		f_fid;
1808	uint16_t		f_ftype;
1809	uint64_t		f_llf_pos;
1810	int			f_mode;
1811	cred_t			*f_cr;
1812	pid_t			f_pid;
1813	uintptr_t		f_lease;
1814	smb_dh_vers_t		dh_vers;
1815} mdb_smb_ofile_t;
1816
1817static const mdb_bitmask_t
1818ofile_flag_bits[] = {
1819	{ "RO", 1, 1 }, /* old SMB_OFLAGS_READONLY */
1820	{ "EXEC",
1821	    SMB_OFLAGS_EXECONLY,
1822	    SMB_OFLAGS_EXECONLY },
1823	{ "DELETE",
1824	    SMB_OFLAGS_SET_DELETE_ON_CLOSE,
1825	    SMB_OFLAGS_SET_DELETE_ON_CLOSE },
1826	{ "POS_VALID",
1827	    SMB_OFLAGS_LLF_POS_VALID,
1828	    SMB_OFLAGS_LLF_POS_VALID },
1829	{ NULL, 0, 0}
1830};
1831
1832static const mdb_bitmask_t
1833smb_sharemode_bits[] = {
1834	{ "READ",
1835	    FILE_SHARE_READ,
1836	    FILE_SHARE_READ },
1837	{ "WRITE",
1838	    FILE_SHARE_WRITE,
1839	    FILE_SHARE_WRITE },
1840	{ "DELETE",
1841	    FILE_SHARE_DELETE,
1842	    FILE_SHARE_DELETE },
1843	{ NULL, 0, 0}
1844};
1845
1846static int
1847smbofile_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
1848{
1849	uint_t		opts;
1850
1851	if (smb_dcmd_getopt(&opts, argc, argv))
1852		return (DCMD_USAGE);
1853
1854	if (!(flags & DCMD_ADDRSPEC)) {
1855		opts |= SMB_OPT_OFILE;
1856		opts &= ~(SMB_OPT_SERVER | SMB_OPT_SESSION | SMB_OPT_REQUEST |
1857		    SMB_OPT_USER | SMB_OPT_TREE | SMB_OPT_ODIR);
1858		return (smb_obj_list("smb_ofile", opts, flags));
1859	}
1860
1861	if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_OFILE)) ||
1862	    !(opts & SMB_OPT_WALK)) {
1863		mdb_smb_ofile_t *of;
1864
1865		of = mdb_zalloc(sizeof (*of), UM_SLEEP | UM_GC);
1866		if (mdb_ctf_vread(of, SMBSRV_SCOPE "smb_ofile_t",
1867		    "mdb_smb_ofile_t", addr, 0) < 0) {
1868			mdb_warn("failed to read smb_ofile at %p", addr);
1869			return (DCMD_ERR);
1870		}
1871		if (opts & SMB_OPT_VERBOSE) {
1872			char		state[40];
1873			char		durable[40];
1874
1875			get_enum(state, sizeof (state),
1876			    "smb_ofile_state_t", of->f_state,
1877			    "SMB_OFILE_STATE_");
1878
1879			get_enum(durable, sizeof (durable),
1880			    "smb_dh_vers_t", of->dh_vers,
1881			    "SMB2_");
1882
1883			mdb_printf(
1884			    "%<b>%<u>SMB ofile information (%p):%</u>%</b>\n\n",
1885			    addr);
1886			mdb_printf("FID: %u\n", of->f_fid);
1887			mdb_printf("State: %d (%s)\n", of->f_state, state);
1888			mdb_printf("DH Type: %d (%s)\n", of->dh_vers,
1889			    durable);
1890			mdb_printf("Lease: %p\n", of->f_lease);
1891			mdb_printf("SMB Node: %p\n", of->f_node);
1892			mdb_printf("LLF Offset: 0x%llx (%s)\n",
1893			    of->f_llf_pos,
1894			    ((of->f_flags & SMB_OFLAGS_LLF_POS_VALID) ?
1895			    "Valid" : "Invalid"));
1896			mdb_printf("Flags: 0x%08x <%b>\n", of->f_flags,
1897			    of->f_flags, ofile_flag_bits);
1898			mdb_printf("Granted Acc.: 0x%08x <%b>\n",
1899			    of->f_granted_access,
1900			    of->f_granted_access, nt_access_bits);
1901			mdb_printf("Share Mode: 0x%08x <%b>\n",
1902			    of->f_share_access,
1903			    of->f_share_access, smb_sharemode_bits);
1904			mdb_printf("User: %p\n", of->f_user);
1905			mdb_printf("Tree: %p\n", of->f_tree);
1906			mdb_printf("Credential: %p\n\n", of->f_cr);
1907		} else {
1908			if (DCMD_HDRSPEC(flags))
1909				mdb_printf(
1910				    "%<b>%<u>%-?s "
1911				    "%-5s "
1912				    "%-?s "
1913				    "%-?s "
1914				    "%-?s "
1915				    "%</u>%</b>\n",
1916				    "OFILE",
1917				    "FID",
1918				    "NODE",
1919				    "CRED",
1920				    "LEASE");
1921
1922			mdb_printf("%?p %-5u %-p %-p %-p\n", addr,
1923			    of->f_fid, of->f_node, of->f_cr, of->f_lease);
1924		}
1925	}
1926	return (DCMD_OK);
1927}
1928
1929static int
1930smbdurable_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
1931{
1932	mdb_smb_server_t *sv;
1933
1934	if (!(flags & DCMD_ADDRSPEC)) {
1935		mdb_printf("require address of an smb_server_t\n");
1936		return (WALK_ERR);
1937	}
1938
1939	sv = mdb_zalloc(sizeof (*sv), UM_SLEEP | UM_GC);
1940	if (mdb_ctf_vread(sv, SMBSRV_SCOPE "smb_server_t",
1941	    "mdb_smb_server_t", addr, 0) < 0) {
1942		mdb_warn("failed to read smb_server at %p", addr);
1943		return (DCMD_ERR);
1944	}
1945
1946	if (mdb_pwalk_dcmd("smb_hash_walker", "smbofile",
1947	    argc, argv, (uintptr_t)sv->sv_persistid_ht) == -1) {
1948		mdb_warn("failed to walk 'smb_ofile'");
1949		return (DCMD_ERR);
1950	}
1951	return (DCMD_OK);
1952}
1953
1954static int
1955smb_hash_walk_init(mdb_walk_state_t *wsp)
1956{
1957	smb_hash_t hash;
1958	int ll_off, sll_off, i;
1959	uintptr_t addr = wsp->walk_addr;
1960
1961	if (addr == 0) {
1962		mdb_printf("require address of an smb_hash_t\n");
1963		return (WALK_ERR);
1964	}
1965
1966	GET_OFFSET(sll_off, smb_bucket_t, b_list);
1967	GET_OFFSET(ll_off, smb_llist_t, ll_list);
1968
1969	if (mdb_vread(&hash, sizeof (hash), addr) == -1) {
1970		mdb_warn("failed to read smb_hash_t at %p", addr);
1971		return (WALK_ERR);
1972	}
1973
1974	for (i = 0; i < hash.num_buckets; i++) {
1975		wsp->walk_addr = (uintptr_t)hash.buckets +
1976		    (i * sizeof (smb_bucket_t)) + sll_off + ll_off;
1977		if (mdb_layered_walk("list", wsp) == -1) {
1978			mdb_warn("failed to walk 'list'");
1979			return (WALK_ERR);
1980		}
1981	}
1982
1983	return (WALK_NEXT);
1984}
1985
1986static int
1987smb_hash_walk_step(mdb_walk_state_t *wsp)
1988{
1989	return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer,
1990	    wsp->walk_cbdata));
1991}
1992
1993static int
1994smbhashstat_cb(uintptr_t addr, const void *data, void *varg)
1995{
1996	_NOTE(ARGUNUSED(varg))
1997	const smb_bucket_t *bucket = data;
1998
1999	mdb_printf("%-?p ", addr);	/* smb_bucket_t */
2000	mdb_printf("%-6u ", bucket->b_list.ll_count);
2001	mdb_printf("%-16u", bucket->b_max_seen);
2002	mdb_printf("%-u\n", (bucket->b_list.ll_wrop +
2003	    bucket->b_list.ll_count) / 2);
2004	return (WALK_NEXT);
2005}
2006
2007static int
2008smbhashstat_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
2009{
2010	_NOTE(ARGUNUSED(argc, argv))
2011	if (!(flags & DCMD_ADDRSPEC)) {
2012		mdb_printf("require address of an smb_hash_t\n");
2013		return (DCMD_USAGE);
2014	}
2015
2016	if (DCMD_HDRSPEC(flags)) {
2017		mdb_printf(
2018		    "%<b>%<u>"
2019		    "%-?s "
2020		    "%-6s "
2021		    "%-16s"
2022		    "%-s"
2023		    "%</u>%</b>\n",
2024		    "smb_bucket_t", "count", "largest seen", "inserts");
2025	}
2026
2027	if (mdb_pwalk("smb_hashstat_walker", smbhashstat_cb,
2028	    NULL, addr) == -1) {
2029		mdb_warn("failed to walk 'smb_ofile'");
2030		return (DCMD_ERR);
2031	}
2032	return (DCMD_OK);
2033}
2034
2035typedef struct smb_hash_wd {
2036	smb_bucket_t	*bucket;
2037	smb_bucket_t	*end;
2038} smb_hash_wd_t;
2039
2040static int
2041smb_hashstat_walk_init(mdb_walk_state_t *wsp)
2042{
2043	int sll_off, ll_off;
2044	smb_hash_t hash;
2045	smb_bucket_t *buckets;
2046	uintptr_t addr = wsp->walk_addr;
2047	uint32_t arr_sz;
2048	smb_hash_wd_t *wd;
2049
2050	if (addr == 0) {
2051		mdb_printf("require address of an smb_hash_t\n");
2052		return (WALK_ERR);
2053	}
2054
2055	GET_OFFSET(sll_off, smb_bucket_t, b_list);
2056	GET_OFFSET(ll_off, smb_llist_t, ll_list);
2057
2058	if (mdb_vread(&hash, sizeof (hash), addr) == -1) {
2059		mdb_warn("failed to read smb_hash_t at %p", addr);
2060		return (WALK_ERR);
2061	}
2062
2063	arr_sz = hash.num_buckets * sizeof (smb_bucket_t);
2064	buckets = mdb_alloc(arr_sz, UM_SLEEP | UM_GC);
2065	if (mdb_vread(buckets, arr_sz, (uintptr_t)hash.buckets) == -1) {
2066		mdb_warn("failed to read smb_bucket_t array at %p",
2067		    hash.buckets);
2068		return (WALK_ERR);
2069	}
2070
2071	wd = mdb_alloc(sizeof (*wd), UM_SLEEP | UM_GC);
2072	wd->bucket = buckets;
2073	wd->end = buckets + hash.num_buckets;
2074
2075	wsp->walk_addr = (uintptr_t)hash.buckets;
2076	wsp->walk_data = wd;
2077
2078	return (WALK_NEXT);
2079}
2080
2081static int
2082smb_hashstat_walk_step(mdb_walk_state_t *wsp)
2083{
2084	int rc;
2085	smb_hash_wd_t *wd = wsp->walk_data;
2086
2087	if (wd->bucket >= wd->end)
2088		return (WALK_DONE);
2089
2090	rc = wsp->walk_callback(wsp->walk_addr, wd->bucket++,
2091	    wsp->walk_cbdata);
2092
2093	wsp->walk_addr += sizeof (smb_bucket_t);
2094	return (rc);
2095}
2096
2097/*
2098 * smbsrv_leases
2099 */
2100static int
2101smbsrv_leases_dcmd(uintptr_t addr, uint_t flags, int argc,
2102    const mdb_arg_t *argv)
2103{
2104	uint_t		opts;
2105	int		ht_off;
2106	uintptr_t	ht_addr;
2107
2108	if (smb_dcmd_getopt(&opts, argc, argv))
2109		return (DCMD_USAGE);
2110
2111	if (!(flags & DCMD_ADDRSPEC)) {
2112		mdb_printf("require address of an smb_server_t\n");
2113		return (DCMD_USAGE);
2114	}
2115
2116	ht_off = mdb_ctf_offsetof_by_name("smb_server_t", "sv_lease_ht");
2117	if (ht_off < 0) {
2118		mdb_warn("No .sv_lease_ht in server (old kernel?)");
2119		return (DCMD_ERR);
2120	}
2121	addr += ht_off;
2122
2123	if (mdb_vread(&ht_addr, sizeof (ht_addr), addr) <= 0) {
2124		mdb_warn("failed to read server .sv_lease_ht");
2125		return (DCMD_ERR);
2126	}
2127
2128	if (mdb_pwalk_dcmd("smb_hash_walker", "smblease",
2129	    argc, argv, ht_addr) == -1) {
2130		mdb_warn("failed to walk 'smb_lease'");
2131		return (DCMD_ERR);
2132	}
2133	return (DCMD_OK);
2134}
2135
2136typedef struct mdb_smb_lease {
2137	struct smb_node		*ls_node;
2138	uint32_t		ls_refcnt;
2139	uint16_t		ls_epoch;
2140	uint8_t			ls_key[SMB_LEASE_KEY_SZ];
2141} mdb_smb_lease_t;
2142
2143static int
2144smblease_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
2145{
2146	mdb_smb_lease_t *ls;
2147	uint_t opts;
2148	int i;
2149
2150	if (smb_dcmd_getopt(&opts, argc, argv))
2151		return (DCMD_USAGE);
2152
2153	if (!(flags & DCMD_ADDRSPEC)) {
2154		mdb_printf("require address of an smb_lease_t\n");
2155		return (DCMD_USAGE);
2156	}
2157
2158	if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_OFILE)) ||
2159	    !(opts & SMB_OPT_WALK)) {
2160
2161		ls = mdb_zalloc(sizeof (*ls), UM_SLEEP | UM_GC);
2162		if (mdb_ctf_vread(ls, SMBSRV_SCOPE "smb_lease_t",
2163		    "mdb_smb_lease_t", addr, 0) < 0) {
2164			mdb_warn("failed to read smb_lease_t at %p", addr);
2165			return (DCMD_ERR);
2166		}
2167		if (opts & SMB_OPT_VERBOSE) {
2168
2169			mdb_printf(
2170			    "%<b>%<u>SMB lease (%p):%</u>%</b>\n\n", addr);
2171
2172			mdb_printf("SMB Node: %p\n", ls->ls_node);
2173			mdb_printf("Refcount: %u\n", ls->ls_refcnt);
2174			mdb_printf("Epoch: %u\n", ls->ls_epoch);
2175
2176			mdb_printf("Key: [");
2177			for (i = 0; i < SMB_LEASE_KEY_SZ; i++) {
2178				mdb_printf(" %02x", ls->ls_key[i] & 0xFF);
2179				if ((i & 3) == 3)
2180					mdb_printf(" ");
2181			}
2182			mdb_printf(" ]\n");
2183		} else {
2184			if (DCMD_HDRSPEC(flags))
2185				mdb_printf(
2186				    "%<b>%<u>"
2187				    "%-?s "
2188				    "%-?s "
2189				    "%-?s%</u>%</b>\n",
2190				    "LEASE", "SMB NODE", "KEY");
2191
2192			mdb_printf("%?p %-p [", addr, ls->ls_node);
2193			for (i = 0; i < 8; i++) {
2194				mdb_printf(" %02x", ls->ls_key[i] & 0xFF);
2195			}
2196			mdb_printf(" ...]\n");
2197		}
2198	}
2199
2200	return (DCMD_OK);
2201}
2202
2203/*
2204 * *****************************************************************************
2205 * ******************************** smb_kshare_t *******************************
2206 * *****************************************************************************
2207 */
2208
2209struct smb_kshare_cb_args {
2210	uint_t		opts;
2211	char name[MAXNAMELEN];
2212	char path[MAXPATHLEN];
2213};
2214
2215static int
2216smb_kshare_cb(uintptr_t addr, const void *data, void *varg)
2217{
2218	struct smb_kshare_cb_args *args = varg;
2219	const smb_kshare_t *shr = data;
2220
2221	if (args->opts & SMB_OPT_VERBOSE) {
2222		mdb_arg_t	argv;
2223
2224		argv.a_type = MDB_TYPE_STRING;
2225		argv.a_un.a_str = "smb_kshare_t";
2226		/* Don't fail the walk if this fails. */
2227		mdb_printf("%-?p ", addr);
2228		mdb_call_dcmd("print", addr, 0, 1, &argv);
2229		return (WALK_NEXT);
2230	}
2231
2232	/*
2233	 * Summary line for an smb_kshare_t
2234	 * Don't fail the walk if any of these fail.
2235	 *
2236	 * Get the shr_name and shr_path strings.
2237	 */
2238	if (mdb_readstr(args->name, sizeof (args->name),
2239	    (uintptr_t)shr->shr_name) <= 0)
2240		strcpy(args->name, "?");
2241
2242	if (mdb_readstr(args->path, sizeof (args->path),
2243	    (uintptr_t)shr->shr_path) <= 0)
2244		strcpy(args->path, "?");
2245
2246	mdb_printf("%-?p ", addr);	/* smb_kshare_t */
2247	mdb_printf("%-16s ", args->name);
2248	mdb_printf("%-s\n", args->path);
2249
2250	return (WALK_NEXT);
2251}
2252
2253/*
2254 * ::smbshare
2255 *
2256 * smbshare dcmd - Print out smb_kshare structures.
2257 *	requires addr of an smb_server_t
2258 */
2259/*ARGSUSED*/
2260static int
2261smbshare_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
2262{
2263	struct smb_kshare_cb_args *args;
2264
2265	args = mdb_zalloc(sizeof (*args), UM_SLEEP | UM_GC);
2266	if (mdb_getopts(argc, argv,
2267	    'v', MDB_OPT_SETBITS, SMB_OPT_VERBOSE, &args->opts,
2268	    NULL) != argc)
2269		return (DCMD_USAGE);
2270
2271	if (!(flags & DCMD_ADDRSPEC))
2272		return (DCMD_USAGE);
2273
2274	if (DCMD_HDRSPEC(flags)) {
2275		if ((args->opts & SMB_OPT_VERBOSE) != 0) {
2276			mdb_printf("%<b>%<u>SMB kshares list:%</u>%</b>\n");
2277		} else {
2278			mdb_printf(
2279			    "%<b>%<u>"
2280			    "%-?s "
2281			    "%-16s "
2282			    "%-s"
2283			    "%</u>%</b>\n",
2284			    "smb_kshare_t", "name", "path");
2285		}
2286	}
2287
2288	if (mdb_pwalk("smbshare_walker", smb_kshare_cb, args, addr) == -1) {
2289		mdb_warn("cannot walk smb_kshare avl");
2290		return (DCMD_ERR);
2291	}
2292
2293	return (DCMD_OK);
2294}
2295
2296/*
2297 * Initialize the smb_kshare_t walker to point to the smb_export
2298 * in the specified smb_server_t instance.  (no global walks)
2299 */
2300static int
2301smb_kshare_walk_init(mdb_walk_state_t *wsp)
2302{
2303	int sv_exp_off, ex_sha_off, avl_tr_off;
2304
2305	if (wsp->walk_addr == 0) {
2306		mdb_printf("require address of an smb_server_t\n");
2307		return (WALK_ERR);
2308	}
2309
2310	/*
2311	 * Using CTF to get the equivalent of:
2312	 * OFFSETOF(smb_server_t, sv_export.e_share_avl.avl_tree);
2313	 */
2314	GET_OFFSET(sv_exp_off, smb_server_t, sv_export);
2315	GET_OFFSET(ex_sha_off, smb_export_t, e_share_avl);
2316	GET_OFFSET(avl_tr_off, smb_avl_t, avl_tree);
2317	wsp->walk_addr += (sv_exp_off + ex_sha_off + avl_tr_off);
2318
2319	if (mdb_layered_walk("avl", wsp) == -1) {
2320		mdb_warn("failed to walk list of smb_kshare_t");
2321		return (WALK_ERR);
2322	}
2323
2324	return (WALK_NEXT);
2325}
2326
2327static int
2328smb_kshare_walk_step(mdb_walk_state_t *wsp)
2329{
2330	return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer,
2331	    wsp->walk_cbdata));
2332}
2333
2334/*
2335 * *****************************************************************************
2336 * ******************************** smb_vfs_t **********************************
2337 * *****************************************************************************
2338 */
2339
2340typedef struct mdb_smb_vfs {
2341	list_node_t		sv_lnd;
2342	uint32_t		sv_magic;
2343	uint32_t		sv_refcnt;
2344	vfs_t			*sv_vfsp;
2345	vnode_t			*sv_rootvp;
2346} mdb_smb_vfs_t;
2347
2348struct smb_vfs_cb_args {
2349	uint_t		opts;
2350	vnode_t		vn;
2351	char		path[MAXPATHLEN];
2352};
2353
2354/*ARGSUSED*/
2355static int
2356smb_vfs_cb(uintptr_t addr, const void *data, void *varg)
2357{
2358	struct smb_vfs_cb_args *args = varg;
2359	mdb_smb_vfs_t sf;
2360
2361	if (args->opts & SMB_OPT_VERBOSE) {
2362		mdb_arg_t	argv;
2363
2364		argv.a_type = MDB_TYPE_STRING;
2365		argv.a_un.a_str = "smb_vfs_t";
2366		/* Don't fail the walk if this fails. */
2367		mdb_printf("%-?p ", addr);
2368		mdb_call_dcmd("print", addr, 0, 1, &argv);
2369		return (WALK_NEXT);
2370	}
2371
2372	/*
2373	 * Summary line for an smb_vfs_t
2374	 * Don't fail the walk if any of these fail.
2375	 *
2376	 * Get the vnode v_path string if we can.
2377	 */
2378	if (mdb_ctf_vread(&sf, SMBSRV_SCOPE "smb_vfs_t",
2379	    "mdb_smb_vfs_t", addr, 0) < 0) {
2380		mdb_warn("failed to read struct smb_vfs at %p", addr);
2381		return (DCMD_ERR);
2382	}
2383	strcpy(args->path, "?");
2384	if (mdb_vread(&args->vn, sizeof (args->vn),
2385	    (uintptr_t)sf.sv_rootvp) == sizeof (args->vn))
2386		(void) mdb_readstr(args->path, sizeof (args->path),
2387		    (uintptr_t)args->vn.v_path);
2388
2389	mdb_printf("%-?p ", addr);
2390	mdb_printf("%-10d ", sf.sv_refcnt);
2391	mdb_printf("%-?p ", sf.sv_vfsp);
2392	mdb_printf("%-?p ", sf.sv_rootvp);
2393	mdb_printf("%-s\n", args->path);
2394
2395	return (WALK_NEXT);
2396}
2397
2398/*
2399 * ::smbvfs
2400 *
2401 * smbvfs dcmd - Prints out smb_vfs structures.
2402 *	requires addr of an smb_server_t
2403 */
2404/*ARGSUSED*/
2405static int
2406smbvfs_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
2407{
2408	struct smb_vfs_cb_args *args;
2409
2410	args = mdb_zalloc(sizeof (*args), UM_SLEEP | UM_GC);
2411	if (mdb_getopts(argc, argv,
2412	    'v', MDB_OPT_SETBITS, SMB_OPT_VERBOSE, &args->opts,
2413	    NULL) != argc)
2414		return (DCMD_USAGE);
2415
2416	if (!(flags & DCMD_ADDRSPEC))
2417		return (DCMD_USAGE);
2418
2419	if (DCMD_HDRSPEC(flags)) {
2420		if ((args->opts & SMB_OPT_VERBOSE) != 0) {
2421			mdb_printf("%<b>%<u>SMB VFS list:%</u>%</b>\n");
2422		} else {
2423			mdb_printf(
2424			    "%<b>%<u>"
2425			    "%-?s "
2426			    "%-10s "
2427			    "%-16s "
2428			    "%-16s"
2429			    "%-s"
2430			    "%</u>%</b>\n",
2431			    "SMB_VFS", "REFCNT", "VFS", "VNODE", "ROOT");
2432		}
2433	}
2434
2435	if (mdb_pwalk("smbvfs_walker", smb_vfs_cb, args, addr) == -1) {
2436		mdb_warn("cannot walk smb_vfs list");
2437		return (DCMD_ERR);
2438	}
2439
2440	return (DCMD_OK);
2441}
2442
2443/*
2444 * Initialize the smb_vfs_t walker to point to the smb_export
2445 * in the specified smb_server_t instance.  (no global walks)
2446 */
2447static int
2448smb_vfs_walk_init(mdb_walk_state_t *wsp)
2449{
2450	int sv_exp_off, ex_vfs_off, ll_off;
2451
2452	if (wsp->walk_addr == 0) {
2453		mdb_printf("require address of an smb_server_t\n");
2454		return (WALK_ERR);
2455	}
2456
2457	/*
2458	 * Using CTF to get the equivalent of:
2459	 * OFFSETOF(smb_server_t, sv_export.e_vfs_list.ll_list);
2460	 */
2461	GET_OFFSET(sv_exp_off, smb_server_t, sv_export);
2462	/* GET_OFFSET(ex_vfs_off, smb_export_t, e_vfs_list); */
2463	ex_vfs_off = mdb_ctf_offsetof_by_name("smb_export_t", "e_vfs_list");
2464	if (ex_vfs_off < 0) {
2465		mdb_warn("cannot lookup: smb_export_t .e_vfs_list");
2466		return (WALK_ERR);
2467	}
2468	GET_OFFSET(ll_off, smb_llist_t, ll_list);
2469	wsp->walk_addr += (sv_exp_off + ex_vfs_off + ll_off);
2470
2471	if (mdb_layered_walk("list", wsp) == -1) {
2472		mdb_warn("failed to walk list of smb_vfs_t");
2473		return (WALK_ERR);
2474	}
2475
2476	return (WALK_NEXT);
2477}
2478
2479static int
2480smb_vfs_walk_step(mdb_walk_state_t *wsp)
2481{
2482	return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer,
2483	    wsp->walk_cbdata));
2484}
2485
2486/*
2487 * *****************************************************************************
2488 * ******************************* smb_node_t **********************************
2489 * *****************************************************************************
2490 */
2491
2492typedef struct mdb_smb_node {
2493	smb_node_state_t	n_state;
2494	uint32_t		n_refcnt;
2495	uint32_t		n_open_count;
2496	uint32_t		n_opening_count;
2497	smb_llist_t		n_ofile_list;
2498	smb_llist_t		n_lock_list;
2499	volatile int		flags;
2500	struct smb_node		*n_dnode;
2501	struct smb_node		*n_unode;
2502	char			od_name[MAXNAMELEN];
2503	vnode_t			*vp;
2504	smb_audit_buf_node_t	*n_audit_buf;
2505	/* Newer members (not in old kernels) - keep last! */
2506	smb_llist_t		n_wlock_list;
2507} mdb_smb_node_t;
2508typedef struct mdb_smb_node_old {
2509	/* Note: MUST be layout as above! */
2510	smb_node_state_t	n_state;
2511	uint32_t		n_refcnt;
2512	uint32_t		n_open_count;
2513	uint32_t		n_opening_count;
2514	smb_llist_t		n_ofile_list;
2515	smb_llist_t		n_lock_list;
2516	volatile int		flags;
2517	struct smb_node		*n_dnode;
2518	struct smb_node		*n_unode;
2519	char			od_name[MAXNAMELEN];
2520	vnode_t			*vp;
2521	smb_audit_buf_node_t	*n_audit_buf;
2522	/* Newer members omitted from _old */
2523} mdb_smb_node_old_t;
2524
2525static void
2526smbnode_help(void)
2527{
2528	mdb_printf(
2529	    "Display the contents of smb_node_t, with optional filtering.\n\n");
2530	(void) mdb_dec_indent(2);
2531	mdb_printf("%<b>OPTIONS%</b>\n");
2532	(void) mdb_inc_indent(2);
2533	mdb_printf(
2534	    "-v\tDisplay verbose smb_node information\n"
2535	    "-p\tDisplay the full path of the vnode associated\n"
2536	    "-s\tDisplay the stack of the last 16 calls that modified the "
2537	    "reference\n\tcount\n");
2538}
2539
2540/*
2541 * ::smbnode
2542 *
2543 * smb_node dcmd - Print out smb_node structure.
2544 */
2545static int
2546smbnode_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
2547{
2548	static smb_llist_t zero_llist = {0};
2549	mdb_smb_node_t	node;
2550	int		rc;
2551	int		verbose = FALSE;
2552	int		print_full_path = FALSE;
2553	int		stack_trace = FALSE;
2554	int		ol_cnt = 0;
2555	vnode_t		vnode;
2556	char		od_name[MAXNAMELEN];
2557	char		path_name[1024];
2558	uintptr_t	list_addr;
2559	struct mdb_smb_oplock *node_oplock;
2560
2561	if (mdb_getopts(argc, argv,
2562	    'v', MDB_OPT_SETBITS, TRUE, &verbose,
2563	    'p', MDB_OPT_SETBITS, TRUE, &print_full_path,
2564	    's', MDB_OPT_SETBITS, TRUE, &stack_trace,
2565	    NULL) != argc)
2566		return (DCMD_USAGE);
2567
2568	/*
2569	 * If no smb_node address was specified on the command line, we can
2570	 * print out all smb nodes by invoking the smb_node walker, using
2571	 * this dcmd itself as the callback.
2572	 */
2573	if (!(flags & DCMD_ADDRSPEC)) {
2574		if (mdb_walk_dcmd("smbnode_walker", "smbnode",
2575		    argc, argv) == -1) {
2576			mdb_warn("failed to walk 'smb_node'");
2577			return (DCMD_ERR);
2578		}
2579		return (DCMD_OK);
2580	}
2581
2582	/*
2583	 * For each smb_node, we just need to read the smb_node_t struct, read
2584	 * and then print out the following fields.
2585	 */
2586	if (mdb_ctf_vread(&node, SMBSRV_SCOPE "smb_node_t",
2587	    "mdb_smb_node_t", addr, 0) < 0) {
2588		/*
2589		 * Fall-back handling for mdb_smb_node_old_t
2590		 * Should remove after a while.
2591		 */
2592		if (mdb_ctf_vread(&node, SMBSRV_SCOPE "smb_node_t",
2593		    "mdb_smb_node_old_t", addr, 0) < 0) {
2594			mdb_warn("failed to read struct smb_node at %p", addr);
2595			return (DCMD_ERR);
2596		}
2597		node.n_wlock_list = zero_llist;
2598	}
2599
2600	(void) mdb_snprintf(od_name, sizeof (od_name), "%s",
2601	    node.od_name);
2602	if (print_full_path) {
2603		if (mdb_vread(&vnode, sizeof (vnode_t),
2604		    (uintptr_t)node.vp) == sizeof (vnode_t)) {
2605			if (mdb_readstr(path_name, sizeof (path_name),
2606			    (uintptr_t)vnode.v_path) <= 0) {
2607				(void) mdb_snprintf(path_name,
2608				    sizeof (path_name), "N/A");
2609			}
2610		}
2611	}
2612
2613	rc = smb_node_get_oplock(addr, &node_oplock);
2614	if (rc != DCMD_OK)
2615		return (rc);
2616	ol_cnt = smb_node_oplock_cnt(node_oplock);
2617
2618	if (verbose) {
2619		int nol_off, nll_off, wll_off, ll_off;
2620
2621		GET_OFFSET(nol_off, smb_node_t, n_ofile_list);
2622		GET_OFFSET(nll_off, smb_node_t, n_lock_list);
2623		GET_OFFSET(ll_off, smb_llist_t, ll_list);
2624		/* This one is optional (for now). */
2625		/* GET_OFFSET(wll_off, smb_node_t, n_wlock_list); */
2626		wll_off = mdb_ctf_offsetof_by_name(
2627		    "smb_node_t", "n_wlock_list");
2628
2629		mdb_printf("%<b>%<u>SMB node information "
2630		    "(%p):%</u>%</b>\n", addr);
2631		mdb_printf("VP: %p\n", node.vp);
2632		mdb_printf("Name: %s\n", od_name);
2633		if (print_full_path)
2634			mdb_printf("V-node Path: %s\n", path_name);
2635		mdb_printf("Reference Count: %u\n", node.n_refcnt);
2636		mdb_printf("Ofiles: %u\n", node.n_ofile_list.ll_count);
2637		if (node.n_ofile_list.ll_count != 0 && nol_off != -1) {
2638			(void) mdb_inc_indent(SMB_DCMD_INDENT);
2639			list_addr = addr + nol_off + ll_off;
2640			if (mdb_pwalk_dcmd("list", "smbofile", 0,
2641			    NULL, list_addr)) {
2642				mdb_warn("failed to walk node's ofiles");
2643			}
2644			(void) mdb_dec_indent(SMB_DCMD_INDENT);
2645		}
2646
2647		mdb_printf("Granted Locks: %u\n",
2648		    node.n_lock_list.ll_count);
2649		if (node.n_lock_list.ll_count != 0) {
2650			(void) mdb_inc_indent(SMB_DCMD_INDENT);
2651			list_addr = addr + nll_off + ll_off;
2652			if (mdb_pwalk_dcmd("list", "smblock", 0,
2653			    NULL, list_addr)) {
2654				mdb_warn("failed to walk node's granted"
2655				    " locks");
2656			}
2657			(void) mdb_dec_indent(SMB_DCMD_INDENT);
2658		}
2659		mdb_printf("Waiting Locks: %u\n",
2660		    node.n_wlock_list.ll_count);
2661		if (node.n_wlock_list.ll_count != 0 && wll_off != -1) {
2662			(void) mdb_inc_indent(SMB_DCMD_INDENT);
2663			list_addr = addr + wll_off + ll_off;
2664			if (mdb_pwalk_dcmd("list", "smblock", 0,
2665			    NULL, list_addr)) {
2666				mdb_warn("failed to walk node's waiting"
2667				    " locks");
2668			}
2669			(void) mdb_dec_indent(SMB_DCMD_INDENT);
2670		}
2671		if (ol_cnt == 0) {
2672			mdb_printf("Opportunistic Locks: (none)\n");
2673		} else {
2674			mdb_printf("Opportunistic Locks:\n");
2675			(void) mdb_inc_indent(SMB_DCMD_INDENT);
2676			/* Takes node address */
2677			rc = mdb_call_dcmd("smbnode_oplock", addr,
2678			    flags, argc, argv);
2679			(void) mdb_dec_indent(SMB_DCMD_INDENT);
2680			if (rc != DCMD_OK)
2681				return (rc);
2682		}
2683	} else {
2684		if (DCMD_HDRSPEC(flags)) {
2685			mdb_printf(
2686			    "%<b>%<u>%-?s "
2687			    "%-?s "
2688			    "%-18s "
2689			    "%-6s "
2690			    "%-6s "
2691			    "%-8s "
2692			    "%-8s "
2693			    "%-6s%</u>%</b>\n",
2694			    "ADDR", "VP", "NODE-NAME", "OFILES", "LOCKS",
2695			    "WLOCKS", "OPLOCK", "REF");
2696		}
2697
2698		mdb_printf("%-?p %-?p %-18s %-6d %-6d %-8d %-8d %-6d ",
2699		    addr, node.vp, od_name, node.n_ofile_list.ll_count,
2700		    node.n_lock_list.ll_count, node.n_wlock_list.ll_count,
2701		    ol_cnt, node.n_refcnt);
2702
2703		if (print_full_path)
2704			mdb_printf("\t%s\n", path_name);
2705	}
2706	if (stack_trace && node.n_audit_buf) {
2707		int ctr;
2708		smb_audit_buf_node_t *anb;
2709
2710		anb = mdb_alloc(sizeof (smb_audit_buf_node_t),
2711		    UM_SLEEP | UM_GC);
2712
2713		if (mdb_vread(anb, sizeof (*anb),
2714		    (uintptr_t)node.n_audit_buf) != sizeof (*anb)) {
2715			mdb_warn("failed to read audit buffer");
2716			return (DCMD_ERR);
2717		}
2718		ctr = anb->anb_max_index + 1;
2719		anb->anb_index--;
2720		anb->anb_index &= anb->anb_max_index;
2721
2722		while (ctr) {
2723			smb_audit_record_node_t	*anr;
2724
2725			anr = anb->anb_records + anb->anb_index;
2726
2727			if (anr->anr_depth) {
2728				char c[MDB_SYM_NAMLEN];
2729				GElf_Sym sym;
2730				int i;
2731
2732				mdb_printf("\nRefCnt: %u\t",
2733				    anr->anr_refcnt);
2734
2735				for (i = 0;
2736				    i < anr->anr_depth;
2737				    i++) {
2738					if (mdb_lookup_by_addr(
2739					    anr->anr_stack[i],
2740					    MDB_SYM_FUZZY,
2741					    c, sizeof (c),
2742					    &sym) == -1) {
2743						continue;
2744					}
2745					mdb_printf("%s+0x%1x",
2746					    c,
2747					    anr->anr_stack[i] -
2748					    (uintptr_t)sym.st_value);
2749					++i;
2750					break;
2751				}
2752
2753				while (i < anr->anr_depth) {
2754					if (mdb_lookup_by_addr(
2755					    anr->anr_stack[i],
2756					    MDB_SYM_FUZZY,
2757					    c, sizeof (c),
2758					    &sym) == -1) {
2759						++i;
2760						continue;
2761					}
2762					mdb_printf("\n\t\t%s+0x%1x",
2763					    c,
2764					    anr->anr_stack[i] -
2765					    (uintptr_t)sym.st_value);
2766					++i;
2767				}
2768				mdb_printf("\n");
2769			}
2770			anb->anb_index--;
2771			anb->anb_index &= anb->anb_max_index;
2772			ctr--;
2773		}
2774	}
2775
2776	return (DCMD_OK);
2777}
2778
2779/*
2780 * Initialize the smb_node_t walker by reading the value of smb_node_hash_table
2781 * in the kernel's symbol table. Only global walk supported.
2782 */
2783static int
2784smb_node_walk_init(mdb_walk_state_t *wsp)
2785{
2786	GElf_Sym	sym;
2787	uintptr_t	node_hash_table_addr;
2788	int		ll_off;
2789	int		i;
2790
2791	if (wsp->walk_addr == 0) {
2792		if (mdb_lookup_by_obj(SMBSRV_OBJNAME, "smb_node_hash_table",
2793		    &sym) == -1) {
2794			mdb_warn("failed to find 'smb_node_hash_table'");
2795			return (WALK_ERR);
2796		}
2797		node_hash_table_addr = (uintptr_t)sym.st_value;
2798	} else {
2799		mdb_printf("smb_node walk only supports global walks\n");
2800		return (WALK_ERR);
2801	}
2802
2803	GET_OFFSET(ll_off, smb_llist_t, ll_list);
2804
2805	for (i = 0; i < SMBND_HASH_MASK + 1; i++) {
2806		wsp->walk_addr = node_hash_table_addr +
2807		    (i * sizeof (smb_llist_t)) + ll_off;
2808		if (mdb_layered_walk("list", wsp) == -1) {
2809			mdb_warn("failed to walk 'list'");
2810			return (WALK_ERR);
2811		}
2812	}
2813
2814	return (WALK_NEXT);
2815}
2816
2817static int
2818smb_node_walk_step(mdb_walk_state_t *wsp)
2819{
2820	return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer,
2821	    wsp->walk_cbdata));
2822}
2823
2824/*
2825 * *****************************************************************************
2826 * ****************************** smb_lock_t ***********************************
2827 * *****************************************************************************
2828 */
2829
2830typedef struct mdb_smb_lock {
2831	smb_ofile_t		*l_file;
2832	struct smb_lock		*l_blocked_by;
2833	uint64_t		l_start;
2834	uint64_t		l_length;
2835	uint32_t		l_pid;
2836	uint32_t		l_type;
2837	uint32_t		l_flags;
2838	/* Newer members (not in old kernels) - keep last! */
2839	uint32_t		l_conflicts;
2840} mdb_smb_lock_t;
2841typedef struct mdb_smb_lock_old {
2842	/* Note: MUST be same layout as above! */
2843	smb_ofile_t		*l_file;
2844	struct smb_lock		*l_blocked_by;
2845	uint64_t		l_start;
2846	uint64_t		l_length;
2847	uint32_t		l_pid;
2848	uint32_t		l_type;
2849	uint32_t		l_flags;
2850	/* Newer members omitted from _old */
2851} mdb_smb_lock_old_t;
2852
2853static int
2854smblock_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
2855{
2856	mdb_smb_lock_t	lock;
2857	int		verbose = FALSE;
2858	char		*lock_type;
2859
2860	if (mdb_getopts(argc, argv,
2861	    'v', MDB_OPT_SETBITS, TRUE, &verbose,
2862	    NULL) != argc)
2863		return (DCMD_USAGE);
2864
2865	/*
2866	 * An smb_lock_t address must be specified.
2867	 */
2868	if (!(flags & DCMD_ADDRSPEC))
2869		return (DCMD_USAGE);
2870
2871	if (mdb_ctf_vread(&lock, SMBSRV_SCOPE "smb_lock_t",
2872	    "mdb_smb_lock_t", addr, 0) < 0) {
2873		/*
2874		 * Fall-back handling for mdb_smb_lock_old_t
2875		 * Should remove after a while.
2876		 */
2877		if (mdb_ctf_vread(&lock, SMBSRV_SCOPE "smb_lock_t",
2878		    "mdb_smb_lock_old_t", addr, 0) < 0) {
2879			mdb_warn("failed to read struct smb_lock at %p", addr);
2880			return (DCMD_ERR);
2881		}
2882		lock.l_conflicts = 0;
2883	}
2884
2885	switch (lock.l_type) {
2886	case SMB_LOCK_TYPE_READWRITE:
2887		lock_type = "RW";
2888		break;
2889	case SMB_LOCK_TYPE_READONLY:
2890		lock_type = "RO";
2891		break;
2892	default:
2893		lock_type = "?";
2894		break;
2895	}
2896	if (verbose) {
2897		mdb_printf("%<b>%<u>SMB lock information "
2898		    "(%p):%</u>%</b>\n", addr);
2899
2900		mdb_printf("Type             :\t%s (%u)\n",
2901		    lock_type, lock.l_type);
2902		mdb_printf("Start            :\t%llu\n",
2903		    lock.l_start);
2904		mdb_printf("Length           :\t%llu\n",
2905		    lock.l_length);
2906		mdb_printf("OFile            :\t%p\n",
2907		    lock.l_file);
2908		mdb_printf("Process ID       :\t%u\n",
2909		    lock.l_pid);
2910		mdb_printf("Conflicts        :\t%u\n",
2911		    lock.l_conflicts);
2912		mdb_printf("Blocked by       :\t%p\n",
2913		    lock.l_blocked_by);
2914		mdb_printf("Flags            :\t0x%x\n",
2915		    lock.l_flags);
2916		mdb_printf("\n");
2917	} else {
2918		if (DCMD_HDRSPEC(flags)) {
2919			mdb_printf("%<u>%-?s %4s %16s %8s %9s %-?s%</u>\n",
2920			    "Locks: ", "TYPE", "START", "LENGTH",
2921			    "CONFLICTS", "BLOCKED-BY");
2922		}
2923		mdb_printf("%?p %4s %16llx %08llx %9u %?p",
2924		    addr, lock_type, lock.l_start, lock.l_length,
2925		    lock.l_conflicts, lock.l_blocked_by);
2926	}
2927
2928	return (DCMD_OK);
2929}
2930
2931/*
2932 * *****************************************************************************
2933 * ************************** smb_oplock_grant_t *******************************
2934 * *****************************************************************************
2935 */
2936
2937typedef struct mdb_smb_oplock_grant {
2938	uint32_t		og_state;	/* latest sent to client */
2939	uint8_t			onlist_II;
2940	uint8_t			onlist_R;
2941	uint8_t			onlist_RH;
2942	uint8_t			onlist_RHBQ;
2943	uint8_t			BreakingToRead;
2944} mdb_smb_oplock_grant_t;
2945
2946static const mdb_bitmask_t
2947oplock_bits[] = {
2948	{  "READ_CACHING",
2949	    READ_CACHING,
2950	    READ_CACHING },
2951	{  "HANDLE_CACHING",
2952	    HANDLE_CACHING,
2953	    HANDLE_CACHING },
2954	{  "WRITE_CACHING",
2955	    WRITE_CACHING,
2956	    WRITE_CACHING },
2957	{  "EXCLUSIVE",
2958	    EXCLUSIVE,
2959	    EXCLUSIVE },
2960	{  "MIXED_R_AND_RH",
2961	    MIXED_R_AND_RH,
2962	    MIXED_R_AND_RH },
2963	{  "LEVEL_TWO_OPLOCK",
2964	    LEVEL_TWO_OPLOCK,
2965	    LEVEL_TWO_OPLOCK },
2966	{  "LEVEL_ONE_OPLOCK",
2967	    LEVEL_ONE_OPLOCK,
2968	    LEVEL_ONE_OPLOCK },
2969	{  "BATCH_OPLOCK",
2970	    BATCH_OPLOCK,
2971	    BATCH_OPLOCK },
2972	{  "BREAK_TO_TWO",
2973	    BREAK_TO_TWO,
2974	    BREAK_TO_TWO },
2975	{  "BREAK_TO_NONE",
2976	    BREAK_TO_NONE,
2977	    BREAK_TO_NONE },
2978	{  "BREAK_TO_TWO_TO_NONE",
2979	    BREAK_TO_TWO_TO_NONE,
2980	    BREAK_TO_TWO_TO_NONE },
2981	{  "BREAK_TO_READ_CACHING",
2982	    BREAK_TO_READ_CACHING,
2983	    BREAK_TO_READ_CACHING },
2984	{  "BREAK_TO_HANDLE_CACHING",
2985	    BREAK_TO_HANDLE_CACHING,
2986	    BREAK_TO_HANDLE_CACHING },
2987	{  "BREAK_TO_WRITE_CACHING",
2988	    BREAK_TO_WRITE_CACHING,
2989	    BREAK_TO_WRITE_CACHING },
2990	{  "BREAK_TO_NO_CACHING",
2991	    BREAK_TO_NO_CACHING,
2992	    BREAK_TO_NO_CACHING },
2993	{  "NO_OPLOCK",
2994	    NO_OPLOCK,
2995	    NO_OPLOCK },
2996	{  NULL, 0, 0 }
2997};
2998
2999/*
3000 * Show smb_ofile_t oplock info
3001 * address is the ofile
3002 */
3003
3004/*ARGSUSED*/
3005static int
3006smbofile_oplock_dcmd(uintptr_t addr, uint_t flags, int argc,
3007    const mdb_arg_t *argv)
3008{
3009	mdb_smb_oplock_grant_t	og;
3010	int verbose = FALSE;
3011	static int og_off;
3012
3013	if (mdb_getopts(argc, argv,
3014	    'v', MDB_OPT_SETBITS, TRUE, &verbose,
3015	    NULL) != argc)
3016		return (DCMD_USAGE);
3017
3018	if (!(flags & DCMD_ADDRSPEC))
3019		return (DCMD_USAGE);
3020
3021	if (og_off <= 0) {
3022		og_off = mdb_ctf_offsetof_by_name(
3023		    "smb_ofile_t", "f_oplock");
3024		if (og_off < 0) {
3025			mdb_warn("cannot lookup: smb_ofile_t .f_oplock");
3026			return (DCMD_ERR);
3027		}
3028	}
3029
3030	if (mdb_ctf_vread(&og, SMBSRV_SCOPE "smb_oplock_grant_t",
3031	    "mdb_smb_oplock_grant_t", addr + og_off, 0) < 0) {
3032		mdb_warn("failed to read oplock grant in ofile at %p", addr);
3033		return (DCMD_ERR);
3034	}
3035
3036	if (verbose) {
3037		mdb_printf("%<b>%<u>SMB ofile (oplock_grant) "
3038		    "(%p):%</u>%</b>\n", addr);
3039		mdb_printf("State: 0x%x <%b>\n",
3040		    og.og_state,
3041		    og.og_state,
3042		    oplock_bits);
3043		mdb_printf("OnList_II: %d\n", og.onlist_II);
3044		mdb_printf("OnList_R: %d\n", og.onlist_R);
3045		mdb_printf("OnList_RH: %d\n", og.onlist_RH);
3046		mdb_printf("OnList_RHBQ: %d\n", og.onlist_RHBQ);
3047		mdb_printf("BrkToRead: %d\n", og.BreakingToRead);
3048
3049	} else {
3050
3051		if (DCMD_HDRSPEC(flags)) {
3052			mdb_printf("%<u>%-16s %-10s %-16s%</u>\n",
3053			    "OFILE", "STATE", "OnList...");
3054		}
3055
3056		mdb_printf("%-16p", addr);
3057		mdb_printf(" 0x%x", og.og_state);
3058		if (og.onlist_II)
3059			mdb_printf(" II");
3060		if (og.onlist_R)
3061			mdb_printf(" R");
3062		if (og.onlist_RH)
3063			mdb_printf(" RH");
3064		if (og.onlist_RHBQ)
3065			mdb_printf(" RHBQ");
3066		if (og.BreakingToRead)
3067			mdb_printf(" BrkToRd");
3068		mdb_printf("\n");
3069	}
3070
3071	return (DCMD_OK);
3072}
3073
3074/*
3075 * *****************************************************************************
3076 * ***************************** smb_oplock_t **********************************
3077 * *****************************************************************************
3078 */
3079
3080typedef struct mdb_smb_oplock {
3081	struct smb_ofile	*excl_open;
3082	uint32_t		ol_state;
3083	int32_t			cnt_II;
3084	int32_t			cnt_R;
3085	int32_t			cnt_RH;
3086	int32_t			cnt_RHBQ;
3087	int32_t			waiters;
3088} mdb_smb_oplock_t;
3089
3090/*
3091 * Helpers for smbnode_dcmd and smbnode_oplock_dcmd
3092 */
3093
3094/*
3095 * Read the smb_oplock_t part of the node
3096 * addr is the smb_node
3097 */
3098static int
3099smb_node_get_oplock(uintptr_t addr, struct mdb_smb_oplock **ol_ret)
3100{
3101	mdb_smb_oplock_t *ol;
3102	static int ol_off;
3103
3104	if (ol_off <= 0) {
3105		ol_off = mdb_ctf_offsetof_by_name(
3106		    "smb_node_t", "n_oplock");
3107		if (ol_off < 0) {
3108			mdb_warn("cannot lookup: smb_node_t .n_oplock");
3109			return (DCMD_ERR);
3110		}
3111	}
3112
3113	ol = mdb_alloc(sizeof (*ol), UM_SLEEP | UM_GC);
3114
3115	if (mdb_ctf_vread(ol, SMBSRV_SCOPE "smb_oplock_t",
3116	    "mdb_smb_oplock_t", addr + ol_off, 0) < 0) {
3117		mdb_warn("failed to read smb_oplock in node at %p", addr);
3118		return (DCMD_ERR);
3119	}
3120
3121	*ol_ret = ol;
3122	return (DCMD_OK);
3123}
3124
3125/*
3126 * Return the oplock count
3127 */
3128static int
3129smb_node_oplock_cnt(struct mdb_smb_oplock *ol)
3130{
3131	int ol_cnt = 0;
3132
3133	/* Compute total oplock count. */
3134	if (ol->excl_open != NULL)
3135		ol_cnt++;
3136	ol_cnt += ol->cnt_II;
3137	ol_cnt += ol->cnt_R;
3138	ol_cnt += ol->cnt_RH;
3139
3140	return (ol_cnt);
3141}
3142
3143/*
3144 * Show smb_node_t oplock info, and optionally the
3145 * list of ofiles with oplocks on this node.
3146 * Address is the smb_node_t.
3147 */
3148
3149/*ARGSUSED*/
3150static int
3151smbnode_oplock_dcmd(uintptr_t addr, uint_t flags, int argc,
3152    const mdb_arg_t *argv)
3153{
3154	mdb_smb_oplock_t *ol;
3155	int verbose = FALSE;
3156	int ol_cnt, rc;
3157	int fl_off, ll_off;
3158
3159	if (mdb_getopts(argc, argv,
3160	    'v', MDB_OPT_SETBITS, TRUE, &verbose,
3161	    NULL) != argc)
3162		return (DCMD_USAGE);
3163
3164	if (!(flags & DCMD_ADDRSPEC))
3165		return (DCMD_USAGE);
3166
3167	rc = smb_node_get_oplock(addr, &ol);
3168	if (rc != DCMD_OK)
3169		return (rc);
3170	ol_cnt = smb_node_oplock_cnt(ol);
3171
3172	if (verbose) {
3173		mdb_printf("%<b>%<u>SMB node (oplock) "
3174		    "(%p):%</u>%</b>\n", addr);
3175		mdb_printf("State: 0x%x <%b>\n",
3176		    ol->ol_state,
3177		    ol->ol_state,
3178		    oplock_bits);
3179		mdb_printf("Exclusive Open: %p\n", ol->excl_open);
3180		mdb_printf("cnt_II: %d\n", ol->cnt_II);
3181		mdb_printf("cnt_R: %d\n", ol->cnt_R);
3182		mdb_printf("cnt_RH: %d\n", ol->cnt_RH);
3183		mdb_printf("cnt_RHBQ: %d\n", ol->cnt_RHBQ);
3184		mdb_printf("waiters: %d\n", ol->waiters);
3185	} else {
3186		if (DCMD_HDRSPEC(flags)) {
3187			mdb_printf("%<u>%-16s %-10s %-16s%</u>\n",
3188			    "NODE", "STATE", "OPLOCKS");
3189		}
3190		mdb_printf("%-16p 0x%x %d\n",
3191		    addr, ol->ol_state, ol_cnt);
3192	}
3193
3194	if (ol_cnt == 0)
3195		return (DCMD_OK);
3196
3197	GET_OFFSET(fl_off, smb_node_t, n_ofile_list);
3198	GET_OFFSET(ll_off, smb_llist_t, ll_list);
3199
3200	(void) mdb_inc_indent(SMB_DCMD_INDENT);
3201
3202	if (mdb_pwalk_dcmd("list", "smbofile_oplock",
3203	    argc, argv, addr + fl_off + ll_off)) {
3204		mdb_warn("failed to walk ofile oplocks");
3205	}
3206
3207	(void) mdb_dec_indent(SMB_DCMD_INDENT);
3208
3209	return (DCMD_OK);
3210}
3211
3212/*
3213 * *******************************************************************
3214 * (smb) mbuf_t
3215 *
3216 * ::smb_mbuf_dump [max_len]
3217 * dcmd to dump the data portion of an mbuf_t
3218 * stop at max_len
3219 */
3220static int
3221smb_mbuf_dump_dcmd(uintptr_t addr, uint_t flags, int argc,
3222    const mdb_arg_t *argv)
3223{
3224	struct m_hdr mh;
3225	uintptr_t mdata;
3226	int len, max_len;
3227	int dumpptr_flags;
3228
3229	if (mdb_vread(&mh, sizeof (mh), addr) < 0) {
3230		mdb_warn("failed to read mbuf at %p", addr);
3231		return (DCMD_ERR);
3232	}
3233	len = mh.mh_len;
3234	mdata = (uintptr_t)mh.mh_data;
3235
3236	if (argc > 0) {
3237		if (argv[0].a_type == MDB_TYPE_IMMEDIATE)
3238			max_len = argv[0].a_un.a_val;
3239		else
3240			max_len = mdb_strtoull(argv[0].a_un.a_str);
3241		if (len > max_len)
3242			len = max_len;
3243	}
3244	if (len <= 0)
3245		return (DCMD_OK);
3246
3247	if (DCMD_HDRSPEC(flags)) {
3248		mdb_printf("%<u>%-16s %-16s %-12s%</u>\n",
3249		    "mbuf_t", "m_data", "m_len");
3250	}
3251	mdb_printf("%-16p %-16p %-12u\n",
3252	    addr, mdata, mh.mh_len);
3253
3254	dumpptr_flags = MDB_DUMP_RELATIVE | MDB_DUMP_ASCII | MDB_DUMP_HEADER;
3255	if (mdb_dumpptr(mdata, len, dumpptr_flags,
3256	    (mdb_dumpptr_cb_t)mdb_vread, NULL) < 0)
3257		return (DCMD_ERR);
3258
3259	return (DCMD_OK);
3260}
3261
3262static int
3263smb_mbuf_walk_init(mdb_walk_state_t *wsp)
3264{
3265	mbuf_t *m;
3266
3267	if (wsp->walk_addr == 0) {
3268		mdb_printf("require address of an mbuf_t\n");
3269		return (WALK_ERR);
3270	}
3271	m = mdb_alloc(sizeof (*m), UM_SLEEP | UM_GC);
3272	wsp->walk_data = m;
3273	return (WALK_NEXT);
3274}
3275
3276static int
3277smb_mbuf_walk_step(mdb_walk_state_t *wsp)
3278{
3279	uintptr_t addr = wsp->walk_addr;
3280	mbuf_t *m = wsp->walk_data;
3281	int rc;
3282
3283	if (wsp->walk_addr == 0)
3284		return (WALK_DONE);
3285
3286	if (mdb_vread(m, sizeof (*m), addr) == -1) {
3287		mdb_warn("failed to read mbuf_t at %p", addr);
3288		return (WALK_ERR);
3289	}
3290
3291	rc = wsp->walk_callback(addr, m, wsp->walk_cbdata);
3292	wsp->walk_addr = (uintptr_t)m->m_next;
3293
3294	return (rc);
3295}
3296
3297/*
3298 * *****************************************************************************
3299 * ******************************** smb_ace_t **********************************
3300 * *****************************************************************************
3301 */
3302static const ace_type_entry_t	ace_types[ACE_TYPE_TABLEN] =
3303{
3304	ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_ACE_TYPE),
3305	ACE_TYPE_ENTRY(ACE_ACCESS_DENIED_ACE_TYPE),
3306	ACE_TYPE_ENTRY(ACE_SYSTEM_AUDIT_ACE_TYPE),
3307	ACE_TYPE_ENTRY(ACE_SYSTEM_ALARM_ACE_TYPE),
3308	ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_COMPOUND_ACE_TYPE),
3309	ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_OBJECT_ACE_TYPE),
3310	ACE_TYPE_ENTRY(ACE_ACCESS_DENIED_OBJECT_ACE_TYPE),
3311	ACE_TYPE_ENTRY(ACE_SYSTEM_AUDIT_OBJECT_ACE_TYPE),
3312	ACE_TYPE_ENTRY(ACE_SYSTEM_ALARM_OBJECT_ACE_TYPE),
3313	ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_CALLBACK_ACE_TYPE),
3314	ACE_TYPE_ENTRY(ACE_ACCESS_DENIED_CALLBACK_ACE_TYPE),
3315	ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_CALLBACK_OBJECT_ACE_TYPE),
3316	ACE_TYPE_ENTRY(ACE_ACCESS_DENIED_CALLBACK_OBJECT_ACE_TYPE),
3317	ACE_TYPE_ENTRY(ACE_SYSTEM_AUDIT_CALLBACK_ACE_TYPE),
3318	ACE_TYPE_ENTRY(ACE_SYSTEM_ALARM_CALLBACK_ACE_TYPE),
3319	ACE_TYPE_ENTRY(ACE_SYSTEM_AUDIT_CALLBACK_OBJECT_ACE_TYPE),
3320	ACE_TYPE_ENTRY(ACE_SYSTEM_ALARM_CALLBACK_OBJECT_ACE_TYPE),
3321	ACE_TYPE_ENTRY(0x11),
3322	ACE_TYPE_ENTRY(0x12),
3323	ACE_TYPE_ENTRY(0x13),
3324	ACE_TYPE_ENTRY(0x14),
3325	ACE_TYPE_ENTRY(0x15),
3326	ACE_TYPE_ENTRY(0x16),
3327	ACE_TYPE_ENTRY(0x17),
3328	ACE_TYPE_ENTRY(0x18),
3329	ACE_TYPE_ENTRY(0x19),
3330	ACE_TYPE_ENTRY(0x1A),
3331	ACE_TYPE_ENTRY(0x1B),
3332	ACE_TYPE_ENTRY(0x1C),
3333	ACE_TYPE_ENTRY(0x1D),
3334	ACE_TYPE_ENTRY(0x1E),
3335	ACE_TYPE_ENTRY(0x1F)
3336};
3337
3338static const mdb_bitmask_t ace_flag_bits[] = {
3339	{ "OBJECT_INHERIT_ACE", OBJECT_INHERIT_ACE, OBJECT_INHERIT_ACE },
3340	{ "CONTAINER_INHERIT_ACE", CONTAINER_INHERIT_ACE,
3341	    CONTAINER_INHERIT_ACE },
3342	{ "NO_PROPOGATE_INHERIT_ACE", NO_PROPOGATE_INHERIT_ACE,
3343	    NO_PROPOGATE_INHERIT_ACE },
3344	{ "INHERIT_ONLY_ACE", INHERIT_ONLY_ACE, INHERIT_ONLY_ACE },
3345	{ "INHERITED_ACE", INHERITED_ACE, INHERITED_ACE },
3346	{ "SUCCESSFUL_ACCESS_ACE_FLAG", SUCCESSFUL_ACCESS_ACE_FLAG,
3347	    SUCCESSFUL_ACCESS_ACE_FLAG },
3348	{ "FAILED_ACCESS_ACE_FLAG", FAILED_ACCESS_ACE_FLAG,
3349	    FAILED_ACCESS_ACE_FLAG },
3350	{ NULL, 0, 0 }
3351};
3352
3353/*
3354 * ::smbace
3355 */
3356static int
3357smbace_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
3358{
3359	smb_ace_t	ace;
3360	int		verbose = FALSE;
3361	const char	*ptr;
3362	int		rc;
3363
3364	if (mdb_getopts(argc, argv, 'v', MDB_OPT_SETBITS, TRUE, &verbose,
3365	    NULL) != argc)
3366		return (DCMD_USAGE);
3367
3368	/*
3369	 * An smb_ace address is required.
3370	 */
3371	if (!(flags & DCMD_ADDRSPEC))
3372		return (DCMD_USAGE);
3373
3374	if (mdb_vread(&ace, sizeof (ace), addr) != sizeof (ace)) {
3375		mdb_warn("failed to read struct smb_ace at %p", addr);
3376		return (DCMD_ERR);
3377	}
3378
3379	if (verbose) {
3380		if (ace.se_hdr.se_type < ACE_TYPE_TABLEN)
3381			ptr = ace_types[ace.se_hdr.se_type].ace_type_sting;
3382		else
3383			ptr = "Unknown";
3384
3385		mdb_printf("ACE Type: 0x%02x (%s)\n", ace.se_hdr.se_type, ptr);
3386		mdb_printf("ACE Flags: %b\n", (int)ace.se_hdr.se_flags,
3387		    ace_flag_bits);
3388		mdb_printf("ACE Wire Size: 0x%04x\n", ace.se_hdr.se_bsize);
3389		mdb_printf("ACE Mask: 0x%08x\n", ace.se_mask);
3390		mdb_printf("ACE SID: ");
3391	} else {
3392		if (DCMD_HDRSPEC(flags))
3393			mdb_printf(
3394			    "%<b>%<u>%?-s %-4s %-4s %-8s %s%</u>%</b>\n",
3395			    "ACE", "TYPE", "FLAGS", "MASK", "SID");
3396		mdb_printf("%?p 0x%02x 0x%02x 0x%08x ", addr,
3397		    ace.se_hdr.se_type, ace.se_hdr.se_flags, ace.se_mask);
3398	}
3399	rc = smb_sid_print((uintptr_t)ace.se_sid);
3400	mdb_printf("\n");
3401	return (rc);
3402}
3403
3404static int
3405smb_ace_walk_init(mdb_walk_state_t *wsp)
3406{
3407	int sal_off;
3408
3409	if (wsp->walk_addr == 0) {
3410		mdb_printf("smb_ace walk only supports local walks\n");
3411		return (WALK_ERR);
3412	}
3413
3414	GET_OFFSET(sal_off, smb_acl_t, sl_sorted);
3415	wsp->walk_addr += sal_off;
3416
3417	if (mdb_layered_walk("list", wsp) == -1) {
3418		mdb_warn("failed to walk list of ACEs");
3419		return (WALK_ERR);
3420	}
3421
3422	return (WALK_NEXT);
3423}
3424
3425static int
3426smb_ace_walk_step(mdb_walk_state_t *wsp)
3427{
3428	return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer,
3429	    wsp->walk_cbdata));
3430}
3431
3432/*
3433 * *****************************************************************************
3434 * ******************************** smb_acl_t **********************************
3435 * *****************************************************************************
3436 */
3437
3438/*
3439 * ::smbacl
3440 */
3441static int
3442smbacl_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
3443{
3444	smb_acl_t	acl;
3445
3446	/* An smb_acl address is required. */
3447	if (!(flags & DCMD_ADDRSPEC))
3448		return (DCMD_USAGE);
3449
3450	if (mdb_vread(&acl, sizeof (acl), addr) != sizeof (acl)) {
3451		mdb_warn("failed to read struct smb_acl at %p", addr);
3452		return (DCMD_ERR);
3453	}
3454
3455	mdb_printf("ACL Revision: %d\n", acl.sl_revision);
3456	mdb_printf("ACL Size on Wire: %d\n", acl.sl_bsize);
3457	mdb_printf("ACL Number of ACEs: %d\n", acl.sl_acecnt);
3458
3459	(void) mdb_inc_indent(SMB_DCMD_INDENT);
3460	if (mdb_pwalk_dcmd("smbace_walker", "smbace", argc, argv, addr)) {
3461		(void) mdb_dec_indent(SMB_DCMD_INDENT);
3462		mdb_warn("failed to walk list of ACEs for ACL %p", addr);
3463		return (DCMD_ERR);
3464	}
3465	(void) mdb_dec_indent(SMB_DCMD_INDENT);
3466	return (DCMD_OK);
3467}
3468
3469/*
3470 * *****************************************************************************
3471 * ********************************* smb_sd_t **********************************
3472 * *****************************************************************************
3473 */
3474
3475/*
3476 * ::smbsd
3477 */
3478static int
3479smbsd_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
3480{
3481	smb_sd_t	sd;
3482	int		rc;
3483
3484	/*
3485	 * An smb_sid address is required.
3486	 */
3487	if (!(flags & DCMD_ADDRSPEC))
3488		return (DCMD_USAGE);
3489
3490	if (mdb_vread(&sd, sizeof (sd), addr) != sizeof (sd)) {
3491		mdb_warn("failed to read struct smb_sd at %p", addr);
3492		return (DCMD_ERR);
3493	}
3494
3495	mdb_printf("SD Revision: %d\n", sd.sd_revision);
3496	mdb_printf("SD Control: %04x\n", sd.sd_control);
3497	if (sd.sd_control & SE_OWNER_DEFAULTED)
3498		mdb_printf("\t    SE_OWNER_DEFAULTED\n");
3499	if (sd.sd_control & SE_GROUP_DEFAULTED)
3500		mdb_printf("\t    SE_GROUP_DEFAULTED\n");
3501	if (sd.sd_control & SE_DACL_PRESENT)
3502		mdb_printf("\t    SE_DACL_PRESENT\n");
3503	if (sd.sd_control & SE_DACL_DEFAULTED)
3504		mdb_printf("\t    SE_DACL_DEFAULTED\n");
3505	if (sd.sd_control & SE_SACL_PRESENT)
3506		mdb_printf("\t    SE_SACL_PRESENT\n");
3507	if (sd.sd_control & SE_SACL_DEFAULTED)
3508		mdb_printf("\t    SE_SACL_DEFAULTED\n");
3509	if (sd.sd_control & SE_DACL_AUTO_INHERIT_REQ)
3510		mdb_printf("\t    SE_DACL_AUTO_INHERIT_REQ\n");
3511	if (sd.sd_control & SE_SACL_AUTO_INHERIT_REQ)
3512		mdb_printf("\t    SE_SACL_AUTO_INHERIT_REQ\n");
3513	if (sd.sd_control & SE_DACL_AUTO_INHERITED)
3514		mdb_printf("\t    SE_DACL_AUTO_INHERITED\n");
3515	if (sd.sd_control & SE_SACL_AUTO_INHERITED)
3516		mdb_printf("\t    SE_SACL_AUTO_INHERITED\n");
3517	if (sd.sd_control & SE_DACL_PROTECTED)
3518		mdb_printf("\t    SE_DACL_PROTECTED\n");
3519	if (sd.sd_control & SE_SACL_PROTECTED)
3520		mdb_printf("\t    SE_SACL_PROTECTED\n");
3521	if (sd.sd_control & SE_SELF_RELATIVE)
3522		mdb_printf("\t    SE_SELF_RELATIVE\n");
3523
3524	mdb_printf("SID of Owner: ");
3525	rc = smb_sid_print((uintptr_t)sd.sd_owner);
3526	if (rc != DCMD_OK)
3527		return (rc);
3528	mdb_printf("\nSID of Group: ");
3529	rc = smb_sid_print((uintptr_t)sd.sd_group);
3530	if (rc != DCMD_OK)
3531		return (rc);
3532	mdb_printf("\n");
3533
3534	if (sd.sd_control & SE_SACL_PRESENT && sd.sd_sacl) {
3535		mdb_printf("%<b>%<u>System ACL%</u>%</b>\n");
3536		(void) mdb_inc_indent(SMB_DCMD_INDENT);
3537		rc = mdb_call_dcmd("smbacl", (uintptr_t)sd.sd_sacl, flags,
3538		    argc, argv);
3539		(void) mdb_dec_indent(SMB_DCMD_INDENT);
3540		if (rc != DCMD_OK)
3541			return (rc);
3542	}
3543	if (sd.sd_control & SE_DACL_PRESENT && sd.sd_dacl) {
3544		mdb_printf("%<b>%<u>Discretionary ACL%</u>%</b>\n");
3545		(void) mdb_inc_indent(SMB_DCMD_INDENT);
3546		rc = mdb_call_dcmd("smbacl", (uintptr_t)sd.sd_dacl, flags,
3547		    argc, argv);
3548		(void) mdb_dec_indent(SMB_DCMD_INDENT);
3549		if (rc != DCMD_OK)
3550			return (rc);
3551	}
3552
3553	return (DCMD_OK);
3554}
3555
3556/*
3557 * *****************************************************************************
3558 * ********************************* smb_sid_t *********************************
3559 * *****************************************************************************
3560 */
3561
3562/*
3563 * ::smbsid
3564 */
3565/*ARGSUSED*/
3566static int
3567smbsid_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
3568{
3569	/*
3570	 * An smb_sid address is required.
3571	 */
3572	if (!(flags & DCMD_ADDRSPEC))
3573		return (DCMD_USAGE);
3574
3575	return (smb_sid_print(addr));
3576}
3577
3578/*
3579 * smb_sid_print
3580 */
3581static int
3582smb_sid_print(uintptr_t addr)
3583{
3584	smb_sid_t	sid;
3585	smb_sid_t	*psid;
3586	size_t		sid_size;
3587	uint64_t	authority;
3588	int		ssa_off;
3589	int		i;
3590
3591	GET_OFFSET(ssa_off, smb_sid_t, sid_subauth);
3592	sid_size = ssa_off;
3593
3594	if (mdb_vread(&sid, sid_size, addr) != sid_size) {
3595		mdb_warn("failed to read struct smb_sid at %p", addr);
3596		return (DCMD_ERR);
3597	}
3598
3599	sid_size += sid.sid_subauthcnt * sizeof (sid.sid_subauth[0]);
3600
3601	psid = mdb_zalloc(sid_size, UM_SLEEP | UM_GC);
3602	if (mdb_vread(psid, sid_size, addr) != sid_size) {
3603		mdb_warn("failed to read struct smb_sid at %p", addr);
3604		return (DCMD_ERR);
3605	}
3606
3607	mdb_printf("S-%d", psid->sid_revision);
3608	authority = 0;
3609	for (i = 0; i < NT_SID_AUTH_MAX; i++) {
3610		authority += ((uint64_t)psid->sid_authority[i]) <<
3611		    (8 * (NT_SID_AUTH_MAX - 1) - i);
3612	}
3613	mdb_printf("-%ll", authority);
3614
3615	for (i = 0; i < psid->sid_subauthcnt; i++)
3616		mdb_printf("-%d", psid->sid_subauth[i]);
3617
3618	return (DCMD_OK);
3619}
3620
3621/*
3622 * *****************************************************************************
3623 * ********************************* smb_fssd_t ********************************
3624 * *****************************************************************************
3625 */
3626
3627/*
3628 * ::smbfssd
3629 */
3630static int
3631smbfssd_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
3632{
3633	smb_fssd_t	fssd;
3634	int		rc;
3635
3636	/*
3637	 * An smb_fssd address is required.
3638	 */
3639	if (!(flags & DCMD_ADDRSPEC))
3640		return (DCMD_USAGE);
3641
3642	if (mdb_vread(&fssd, sizeof (fssd), addr) != sizeof (fssd)) {
3643		mdb_warn("failed to read struct smb_fssd at %p", addr);
3644		return (DCMD_ERR);
3645	}
3646
3647	mdb_printf("FSSD secinfo: 0x%x\n", fssd.sd_secinfo);
3648	if (fssd.sd_secinfo & SMB_OWNER_SECINFO)
3649		mdb_printf("FSSD uid: %d\n", fssd.sd_uid);
3650	if (fssd.sd_secinfo & SMB_GROUP_SECINFO)
3651		mdb_printf("FSSD gid: %d\n", fssd.sd_gid);
3652	if (fssd.sd_secinfo & SMB_SACL_SECINFO && fssd.sd_zsacl) {
3653		mdb_printf("%<b>%<u>System ACL%</u>%</b>\n");
3654		(void) mdb_inc_indent(SMB_DCMD_INDENT);
3655		rc = mdb_call_dcmd("smbacl", (uintptr_t)fssd.sd_zsacl, flags,
3656		    argc, argv);
3657		(void) mdb_dec_indent(SMB_DCMD_INDENT);
3658		if (rc != DCMD_OK)
3659			return (rc);
3660	}
3661	if (fssd.sd_secinfo & SMB_DACL_SECINFO && fssd.sd_zdacl) {
3662		mdb_printf("%<b>%<u>Discretionary ACL%</u>%</b>\n");
3663		(void) mdb_inc_indent(SMB_DCMD_INDENT);
3664		rc = mdb_call_dcmd("smbacl", (uintptr_t)fssd.sd_zdacl, flags,
3665		    argc, argv);
3666		(void) mdb_dec_indent(SMB_DCMD_INDENT);
3667		if (rc != DCMD_OK)
3668			return (rc);
3669	}
3670
3671	return (DCMD_OK);
3672}
3673
3674/*
3675 * *****************************************************************************
3676 * **************************** Utility Funcions *******************************
3677 * *****************************************************************************
3678 */
3679
3680/*
3681 * smb_dcmd_getopt
3682 *
3683 * This function analyzes the arguments passed in and sets the bit corresponding
3684 * to the options found in the opts variable.
3685 *
3686 * Return Value
3687 *
3688 *	-1	An error occured during the decoding
3689 *	0	The decoding was successful
3690 */
3691static int
3692smb_dcmd_getopt(uint_t *opts, int argc, const mdb_arg_t *argv)
3693{
3694	*opts = 0;
3695
3696	if (mdb_getopts(argc, argv,
3697	    's', MDB_OPT_SETBITS, SMB_OPT_SERVER, opts,
3698	    'e', MDB_OPT_SETBITS, SMB_OPT_SESSION, opts,
3699	    'r', MDB_OPT_SETBITS, SMB_OPT_REQUEST, opts,
3700	    'u', MDB_OPT_SETBITS, SMB_OPT_USER, opts,
3701	    't', MDB_OPT_SETBITS, SMB_OPT_TREE, opts,
3702	    'f', MDB_OPT_SETBITS, SMB_OPT_OFILE, opts,
3703	    'd', MDB_OPT_SETBITS, SMB_OPT_ODIR, opts,
3704	    'w', MDB_OPT_SETBITS, SMB_OPT_WALK, opts,
3705	    'v', MDB_OPT_SETBITS, SMB_OPT_VERBOSE, opts,
3706	    NULL) != argc)
3707		return (-1);
3708
3709	return (0);
3710}
3711
3712/*
3713 * smb_dcmd_setopt
3714 *
3715 * This function set the arguments corresponding to the bits set in opts.
3716 *
3717 * Return Value
3718 *
3719 *	Number of arguments set.
3720 */
3721static int
3722smb_dcmd_setopt(uint_t opts, int max_argc, mdb_arg_t *argv)
3723{
3724	int	i;
3725	int	argc = 0;
3726
3727	for (i = 0; i < SMB_MDB_MAX_OPTS; i++) {
3728		if ((opts & smb_opts[i].o_value) && (argc < max_argc)) {
3729			argv->a_type = MDB_TYPE_STRING;
3730			argv->a_un.a_str = smb_opts[i].o_name;
3731			argc++;
3732			argv++;
3733		}
3734	}
3735	return (argc);
3736}
3737
3738/*
3739 * smb_obj_expand
3740 */
3741static int
3742smb_obj_expand(uintptr_t addr, uint_t opts, const smb_exp_t *x, ulong_t indent)
3743{
3744	int		rc = 0;
3745	int		ex_off;
3746	int		argc;
3747	mdb_arg_t	argv[SMB_MDB_MAX_OPTS];
3748
3749	argc = smb_dcmd_setopt(opts | SMB_OPT_WALK, SMB_MDB_MAX_OPTS, argv);
3750
3751	(void) mdb_inc_indent(indent);
3752	while (x->ex_dcmd) {
3753		if (x->ex_mask & opts) {
3754			ex_off = (x->ex_offset)();
3755			if (ex_off < 0) {
3756				mdb_warn("failed to get the list offset for %s",
3757				    x->ex_name);
3758				rc = ex_off;
3759				break;
3760			}
3761
3762			rc = mdb_pwalk_dcmd("list", x->ex_dcmd, argc, argv,
3763			    addr + ex_off);
3764
3765			if (rc) {
3766				mdb_warn("failed to walk the list of %s in %p",
3767				    x->ex_name, addr + ex_off);
3768				break;
3769			}
3770		}
3771		x++;
3772	}
3773	(void) mdb_dec_indent(indent);
3774	return (rc);
3775}
3776
3777/*
3778 * smb_obj_list
3779 *
3780 * Function called by the DCMDs when no address is provided. It expands the
3781 * tree under the object type associated with the calling DCMD (based on the
3782 * flags passed in).
3783 *
3784 * Return Value
3785 *
3786 *	DCMD_OK
3787 *	DCMD_ERR
3788 */
3789static int
3790smb_obj_list(const char *name, uint_t opts, uint_t flags)
3791{
3792	int		argc;
3793	mdb_arg_t	argv[SMB_MDB_MAX_OPTS];
3794
3795	argc = smb_dcmd_setopt(opts, SMB_MDB_MAX_OPTS, argv);
3796
3797	if (mdb_call_dcmd("smblist", 0, flags, argc, argv)) {
3798		mdb_warn("failed to list %s", name);
3799		return (DCMD_ERR);
3800	}
3801	return (DCMD_OK);
3802}
3803
3804static int
3805smb_worker_findstack(uintptr_t addr)
3806{
3807	char		cmd[80];
3808	mdb_arg_t	cmdarg;
3809
3810	mdb_inc_indent(2);
3811	mdb_snprintf(cmd, sizeof (cmd), "<.$c%d", 16);
3812	cmdarg.a_type = MDB_TYPE_STRING;
3813	cmdarg.a_un.a_str = cmd;
3814	(void) mdb_call_dcmd("findstack", addr, DCMD_ADDRSPEC, 1, &cmdarg);
3815	mdb_dec_indent(2);
3816	mdb_printf("\n");
3817	return (DCMD_OK);
3818}
3819
3820static void
3821smb_inaddr_ntop(smb_inaddr_t *ina, char *buf, size_t sz)
3822{
3823
3824	switch (ina->a_family) {
3825	case AF_INET:
3826		(void) mdb_snprintf(buf, sz, "%I", ina->a_ipv4);
3827		break;
3828	case AF_INET6:
3829		(void) mdb_snprintf(buf, sz, "%N", &ina->a_ipv6);
3830		break;
3831	default:
3832		(void) mdb_snprintf(buf, sz, "(?)");
3833		break;
3834	}
3835}
3836
3837/*
3838 * Get the name for an enum value
3839 */
3840static void
3841get_enum(char *out, size_t size, const char *type_str, int val,
3842    const char *prefix)
3843{
3844	mdb_ctf_id_t type_id;
3845	const char *cp;
3846
3847	if (mdb_ctf_lookup_by_name(type_str, &type_id) != 0)
3848		goto errout;
3849	if (mdb_ctf_type_resolve(type_id, &type_id) != 0)
3850		goto errout;
3851	if ((cp = mdb_ctf_enum_name(type_id, val)) == NULL)
3852		goto errout;
3853	if (prefix != NULL) {
3854		size_t len = strlen(prefix);
3855		if (strncmp(cp, prefix, len) == 0)
3856			cp += len;
3857	}
3858	(void) strncpy(out, cp, size);
3859	return;
3860
3861errout:
3862	mdb_snprintf(out, size, "? (%d)", val);
3863}
3864
3865/*
3866 * MDB module linkage information:
3867 *
3868 * We declare a list of structures describing our dcmds, a list of structures
3869 * describing our walkers and a function named _mdb_init to return a pointer
3870 * to our module information.
3871 */
3872static const mdb_dcmd_t dcmds[] = {
3873	{   "smblist",
3874	    "[-seutfdwv]",
3875	    "print tree of SMB objects",
3876	    smblist_dcmd,
3877	    smblist_help },
3878	{   "smbsrv",
3879	    "[-seutfdwv]",
3880	    "print smb_server information",
3881	    smbsrv_dcmd },
3882	{   "smbshare",
3883	    ":[-v]",
3884	    "print smb_kshare_t information",
3885	    smbshare_dcmd },
3886	{   "smbvfs",
3887	    ":[-v]",
3888	    "print smb_vfs information",
3889	    smbvfs_dcmd },
3890	{   "smbnode",
3891	    "?[-vps]",
3892	    "print smb_node_t information",
3893	    smbnode_dcmd,
3894	    smbnode_help },
3895	{   "smbsess",
3896	    "[-utfdwv]",
3897	    "print smb_session_t information",
3898	    smbsess_dcmd,
3899	    smbsess_help},
3900	{   "smbreq",
3901	    ":[-v]",
3902	    "print smb_request_t information",
3903	    smbreq_dcmd },
3904	{   "smbreq_dump",
3905	    ":[-cr] [-o outfile]",
3906	    "dump smb_request_t packets (cmd/reply)",
3907	    smbreq_dump_dcmd,
3908	    smbreq_dump_help,
3909	},
3910	{   "smblock", ":[-v]",
3911	    "print smb_lock_t information",
3912	    smblock_dcmd },
3913	{   "smbuser",
3914	    ":[-vdftq]",
3915	    "print smb_user_t information",
3916	    smbuser_dcmd,
3917	    smbuser_help },
3918	{   "smbtree",
3919	    ":[-vdf]",
3920	    "print smb_tree_t information",
3921	    smbtree_dcmd,
3922	    smbtree_help },
3923	{   "smbodir",
3924	    ":[-v]",
3925	    "print smb_odir_t information",
3926	    smbodir_dcmd },
3927	{   "smbofile",
3928	    "[-v]",
3929	    "print smb_file_t information",
3930	    smbofile_dcmd },
3931	{   "smbsrv_leases",
3932	    "[-v]",
3933	    "print lease table for a server",
3934	    smbsrv_leases_dcmd },
3935	{   "smblease",
3936	    "[-v]",
3937	    "print smb_lease_t information",
3938	    smblease_dcmd },
3939	{   "smbnode_oplock", NULL,
3940	    "print smb_node_t oplock information",
3941	    smbnode_oplock_dcmd },
3942	{   "smbofile_oplock", NULL,
3943	    "print smb_ofile_t oplock information",
3944	    smbofile_oplock_dcmd },
3945	{   "smbace", "[-v]",
3946	    "print smb_ace_t information",
3947	    smbace_dcmd },
3948	{   "smbacl", "[-v]",
3949	    "print smb_acl_t information",
3950	    smbacl_dcmd },
3951	{   "smbsid", "[-v]",
3952	    "print smb_sid_t information",
3953	    smbsid_dcmd },
3954	{   "smbsd", "[-v]",
3955	    "print smb_sd_t information",
3956	    smbsd_dcmd },
3957	{   "smbfssd", "[-v]",
3958	    "print smb_fssd_t information",
3959	    smbfssd_dcmd },
3960	{   "smb_mbuf_dump", ":[max_len]",
3961	    "print mbuf_t data",
3962	    smb_mbuf_dump_dcmd },
3963	{   "smbdurable",
3964	    "[-v]",
3965	    "list ofiles on sv->sv_persistid_ht",
3966	    smbdurable_dcmd },
3967	{   "smbhashstat",
3968	    "[-v]",
3969	    "list stats from an smb_hash_t structure",
3970	    smbhashstat_dcmd },
3971
3972	{ NULL }
3973};
3974
3975static const mdb_walker_t walkers[] = {
3976	{   "smbnode_walker",
3977	    "walk list of smb_node_t structures",
3978	    smb_node_walk_init,
3979	    smb_node_walk_step,
3980	    NULL,
3981	    NULL },
3982	{   "smbshare_walker",
3983	    "walk list of smb_kshare_t structures",
3984	    smb_kshare_walk_init,
3985	    smb_kshare_walk_step,
3986	    NULL,
3987	    NULL },
3988	{   "smbvfs_walker",
3989	    "walk list of smb_vfs_t structures",
3990	    smb_vfs_walk_init,
3991	    smb_vfs_walk_step,
3992	    NULL,
3993	    NULL },
3994	{   "smbace_walker",
3995	    "walk list of smb_ace_t structures",
3996	    smb_ace_walk_init,
3997	    smb_ace_walk_step,
3998	    NULL,
3999	    NULL },
4000	{   "smb_mbuf_walker",
4001	    "walk list of mbuf_t structures",
4002	    smb_mbuf_walk_init,
4003	    smb_mbuf_walk_step,
4004	    NULL,
4005	    NULL },
4006	{   "smb_hash_walker",
4007	    "walk an smb_hash_t structure",
4008	    smb_hash_walk_init,
4009	    smb_hash_walk_step,
4010	    NULL,
4011	    NULL },
4012	{   "smb_hashstat_walker",
4013	    "walk the buckets from an smb_hash_t structure",
4014	    smb_hashstat_walk_init,
4015	    smb_hashstat_walk_step,
4016	    NULL,
4017	    NULL },
4018
4019	{ NULL }
4020};
4021
4022static const mdb_modinfo_t modinfo = {
4023	MDB_API_VERSION, dcmds, walkers
4024};
4025
4026const mdb_modinfo_t *
4027_mdb_init(void)
4028{
4029	return (&modinfo);
4030}
4031