smbsrv.c revision cc3780e66ce1eea52e650b27b7dc5ad62d24eec2
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	{ NULL, 0, 0 }
1627};
1628
1629static void
1630smbtree_help(void)
1631{
1632	mdb_printf(
1633	    "Display the contents of smb_tree_t, with optional filtering.\n\n");
1634	(void) mdb_dec_indent(2);
1635	mdb_printf("%<b>OPTIONS%</b>\n");
1636	(void) mdb_inc_indent(2);
1637	mdb_printf(
1638	    "-v\tDisplay verbose smb_tree information\n"
1639	    "-d\tDisplay the list of smb_odirs attached\n"
1640	    "-f\tDisplay the list of smb_ofiles attached\n");
1641}
1642
1643static int
1644smbtree_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
1645{
1646	uint_t		opts;
1647	ulong_t		indent = 0;
1648
1649	if (smb_dcmd_getopt(&opts, argc, argv))
1650		return (DCMD_USAGE);
1651
1652	if (!(flags & DCMD_ADDRSPEC)) {
1653		opts |= SMB_OPT_TREE;
1654		opts &= ~(SMB_OPT_SERVER | SMB_OPT_SESSION | SMB_OPT_REQUEST |
1655		    SMB_OPT_USER);
1656		return (smb_obj_list("smb_tree", opts, flags));
1657	}
1658
1659	if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_TREE)) ||
1660	    !(opts & SMB_OPT_WALK)) {
1661		mdb_smb_tree_t *tree;
1662
1663		indent = SMB_DCMD_INDENT;
1664
1665		tree = mdb_zalloc(sizeof (*tree), UM_SLEEP | UM_GC);
1666		if (mdb_ctf_vread(tree, SMBSRV_SCOPE "smb_tree_t",
1667		    "mdb_smb_tree_t", addr, 0) < 0) {
1668			mdb_warn("failed to read smb_tree at %p", addr);
1669			return (DCMD_ERR);
1670		}
1671		if (opts & SMB_OPT_VERBOSE) {
1672			char		state[40];
1673
1674			get_enum(state, sizeof (state),
1675			    "smb_tree_state_t", tree->t_state,
1676			    "SMB_TREE_STATE_");
1677
1678			mdb_printf("%<b>%<u>SMB tree information (%p):"
1679			    "%</u>%</b>\n\n", addr);
1680			mdb_printf("TID: %04x\n", tree->t_tid);
1681			mdb_printf("State: %d (%s)\n", tree->t_state, state);
1682			mdb_printf("Share: %s\n", tree->t_sharename);
1683			mdb_printf("Resource: %s\n", tree->t_resource);
1684			mdb_printf("Type: %s\n", tree->t_typename);
1685			mdb_printf("Volume: %s\n", tree->t_volume);
1686			mdb_printf("Umask: %04x\n", tree->t_umask);
1687			mdb_printf("Flags: %08x <%b>\n", tree->t_flags,
1688			    tree->t_flags, tree_flag_bits);
1689			mdb_printf("SMB Node: %llx\n", tree->t_snode);
1690			mdb_printf("Reference Count: %d\n\n", tree->t_refcnt);
1691		} else {
1692			if (DCMD_HDRSPEC(flags))
1693				mdb_printf(
1694				    "%<b>%<u>%-?s %-5s %-16s %-32s%</u>%</b>\n",
1695				    "TREE", "TID", "SHARE NAME", "RESOURCE");
1696
1697			mdb_printf("%-?p %-5u %-16s %-32s\n", addr,
1698			    tree->t_tid, tree->t_sharename, tree->t_resource);
1699		}
1700	}
1701	if (smb_obj_expand(addr, opts, smb_tree_exp, indent))
1702		return (DCMD_ERR);
1703	return (DCMD_OK);
1704}
1705
1706/*
1707 * *****************************************************************************
1708 * ****************************** smb_odir_t ***********************************
1709 * *****************************************************************************
1710 */
1711
1712typedef struct mdb_smb_odir {
1713	smb_odir_state_t	d_state;
1714	smb_session_t		*d_session;
1715	smb_user_t		*d_user;
1716	smb_tree_t		*d_tree;
1717	smb_node_t		*d_dnode;
1718	uint16_t		d_odid;
1719	uint32_t		d_refcnt;
1720	char			d_pattern[MAXNAMELEN];
1721} mdb_smb_odir_t;
1722
1723static int
1724smbodir_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
1725{
1726	uint_t		opts;
1727
1728	if (smb_dcmd_getopt(&opts, argc, argv))
1729		return (DCMD_USAGE);
1730
1731	if (!(flags & DCMD_ADDRSPEC)) {
1732		opts |= SMB_OPT_ODIR;
1733		opts &= ~(SMB_OPT_SERVER | SMB_OPT_SESSION | SMB_OPT_REQUEST |
1734		    SMB_OPT_USER | SMB_OPT_TREE | SMB_OPT_OFILE);
1735		return (smb_obj_list("smb_odir", opts, flags));
1736	}
1737
1738	if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_ODIR)) ||
1739	    !(opts & SMB_OPT_WALK)) {
1740		mdb_smb_odir_t *od;
1741
1742		od = mdb_zalloc(sizeof (*od), UM_SLEEP | UM_GC);
1743		if (mdb_ctf_vread(od, SMBSRV_SCOPE "smb_odir_t",
1744		    "mdb_smb_odir_t", addr, 0) < 0) {
1745			mdb_warn("failed to read smb_odir at %p", addr);
1746			return (DCMD_ERR);
1747		}
1748		if (opts & SMB_OPT_VERBOSE) {
1749			char		state[40];
1750
1751			get_enum(state, sizeof (state),
1752			    "smb_odir_state_t", od->d_state,
1753			    "SMB_ODIR_STATE_");
1754
1755			mdb_printf(
1756			    "%<b>%<u>SMB odir information (%p):%</u>%</b>\n\n",
1757			    addr);
1758			mdb_printf("State: %d (%s)\n", od->d_state, state);
1759			mdb_printf("SID: %u\n", od->d_odid);
1760			mdb_printf("User: %p\n", od->d_user);
1761			mdb_printf("Tree: %p\n", od->d_tree);
1762			mdb_printf("Reference Count: %d\n", od->d_refcnt);
1763			mdb_printf("Pattern: %s\n", od->d_pattern);
1764			mdb_printf("SMB Node: %p\n\n", od->d_dnode);
1765		} else {
1766			if (DCMD_HDRSPEC(flags))
1767				mdb_printf(
1768				    "%<b>%<u>%-?s "
1769				    "%-5s "
1770				    "%-?s "
1771				    "%-16s%</u>%</b>\n",
1772				    "ODIR", "SID", "VNODE", "PATTERN");
1773
1774			mdb_printf("%?p %-5u %-16p %s\n",
1775			    addr, od->d_odid, od->d_dnode, od->d_pattern);
1776		}
1777	}
1778	return (DCMD_OK);
1779}
1780
1781/*
1782 * *****************************************************************************
1783 * ****************************** smb_ofile_t **********************************
1784 * *****************************************************************************
1785 */
1786
1787typedef struct mdb_smb_ofile {
1788	smb_ofile_state_t	f_state;
1789
1790	struct smb_server	*f_server;
1791	smb_session_t		*f_session;
1792	smb_user_t		*f_user;
1793	smb_tree_t		*f_tree;
1794	smb_node_t		*f_node;
1795	smb_odir_t		*f_odir;
1796	smb_opipe_t		*f_pipe;
1797
1798	uint32_t		f_uniqid;
1799	uint32_t		f_refcnt;
1800	uint32_t		f_flags;
1801	uint32_t		f_granted_access;
1802	uint32_t		f_share_access;
1803
1804	uint16_t		f_fid;
1805	uint16_t		f_ftype;
1806	uint64_t		f_llf_pos;
1807	int			f_mode;
1808	cred_t			*f_cr;
1809	pid_t			f_pid;
1810	uintptr_t		f_lease;
1811	smb_dh_vers_t		dh_vers;
1812} mdb_smb_ofile_t;
1813
1814static const mdb_bitmask_t
1815ofile_flag_bits[] = {
1816	{ "RO", 1, 1 }, /* old SMB_OFLAGS_READONLY */
1817	{ "EXEC",
1818	    SMB_OFLAGS_EXECONLY,
1819	    SMB_OFLAGS_EXECONLY },
1820	{ "DELETE",
1821	    SMB_OFLAGS_SET_DELETE_ON_CLOSE,
1822	    SMB_OFLAGS_SET_DELETE_ON_CLOSE },
1823	{ "POS_VALID",
1824	    SMB_OFLAGS_LLF_POS_VALID,
1825	    SMB_OFLAGS_LLF_POS_VALID },
1826	{ NULL, 0, 0}
1827};
1828
1829static const mdb_bitmask_t
1830smb_sharemode_bits[] = {
1831	{ "READ",
1832	    FILE_SHARE_READ,
1833	    FILE_SHARE_READ },
1834	{ "WRITE",
1835	    FILE_SHARE_WRITE,
1836	    FILE_SHARE_WRITE },
1837	{ "DELETE",
1838	    FILE_SHARE_DELETE,
1839	    FILE_SHARE_DELETE },
1840	{ NULL, 0, 0}
1841};
1842
1843static int
1844smbofile_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
1845{
1846	uint_t		opts;
1847
1848	if (smb_dcmd_getopt(&opts, argc, argv))
1849		return (DCMD_USAGE);
1850
1851	if (!(flags & DCMD_ADDRSPEC)) {
1852		opts |= SMB_OPT_OFILE;
1853		opts &= ~(SMB_OPT_SERVER | SMB_OPT_SESSION | SMB_OPT_REQUEST |
1854		    SMB_OPT_USER | SMB_OPT_TREE | SMB_OPT_ODIR);
1855		return (smb_obj_list("smb_ofile", opts, flags));
1856	}
1857
1858	if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_OFILE)) ||
1859	    !(opts & SMB_OPT_WALK)) {
1860		mdb_smb_ofile_t *of;
1861
1862		of = mdb_zalloc(sizeof (*of), UM_SLEEP | UM_GC);
1863		if (mdb_ctf_vread(of, SMBSRV_SCOPE "smb_ofile_t",
1864		    "mdb_smb_ofile_t", addr, 0) < 0) {
1865			mdb_warn("failed to read smb_ofile at %p", addr);
1866			return (DCMD_ERR);
1867		}
1868		if (opts & SMB_OPT_VERBOSE) {
1869			char		state[40];
1870			char		durable[40];
1871
1872			get_enum(state, sizeof (state),
1873			    "smb_ofile_state_t", of->f_state,
1874			    "SMB_OFILE_STATE_");
1875
1876			get_enum(durable, sizeof (durable),
1877			    "smb_dh_vers_t", of->dh_vers,
1878			    "SMB2_");
1879
1880			mdb_printf(
1881			    "%<b>%<u>SMB ofile information (%p):%</u>%</b>\n\n",
1882			    addr);
1883			mdb_printf("FID: %u\n", of->f_fid);
1884			mdb_printf("State: %d (%s)\n", of->f_state, state);
1885			mdb_printf("DH Type: %d (%s)\n", of->dh_vers,
1886			    durable);
1887			mdb_printf("Lease: %p\n", of->f_lease);
1888			mdb_printf("SMB Node: %p\n", of->f_node);
1889			mdb_printf("LLF Offset: 0x%llx (%s)\n",
1890			    of->f_llf_pos,
1891			    ((of->f_flags & SMB_OFLAGS_LLF_POS_VALID) ?
1892			    "Valid" : "Invalid"));
1893			mdb_printf("Flags: 0x%08x <%b>\n", of->f_flags,
1894			    of->f_flags, ofile_flag_bits);
1895			mdb_printf("Granted Acc.: 0x%08x <%b>\n",
1896			    of->f_granted_access,
1897			    of->f_granted_access, nt_access_bits);
1898			mdb_printf("Share Mode: 0x%08x <%b>\n",
1899			    of->f_share_access,
1900			    of->f_share_access, smb_sharemode_bits);
1901			mdb_printf("User: %p\n", of->f_user);
1902			mdb_printf("Tree: %p\n", of->f_tree);
1903			mdb_printf("Credential: %p\n\n", of->f_cr);
1904		} else {
1905			if (DCMD_HDRSPEC(flags))
1906				mdb_printf(
1907				    "%<b>%<u>%-?s "
1908				    "%-5s "
1909				    "%-?s "
1910				    "%-?s "
1911				    "%-?s "
1912				    "%</u>%</b>\n",
1913				    "OFILE",
1914				    "FID",
1915				    "NODE",
1916				    "CRED",
1917				    "LEASE");
1918
1919			mdb_printf("%?p %-5u %-p %-p %-p\n", addr,
1920			    of->f_fid, of->f_node, of->f_cr, of->f_lease);
1921		}
1922	}
1923	return (DCMD_OK);
1924}
1925
1926static int
1927smbdurable_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
1928{
1929	mdb_smb_server_t *sv;
1930
1931	if (!(flags & DCMD_ADDRSPEC)) {
1932		mdb_printf("require address of an smb_server_t\n");
1933		return (WALK_ERR);
1934	}
1935
1936	sv = mdb_zalloc(sizeof (*sv), UM_SLEEP | UM_GC);
1937	if (mdb_ctf_vread(sv, SMBSRV_SCOPE "smb_server_t",
1938	    "mdb_smb_server_t", addr, 0) < 0) {
1939		mdb_warn("failed to read smb_server at %p", addr);
1940		return (DCMD_ERR);
1941	}
1942
1943	if (mdb_pwalk_dcmd("smb_hash_walker", "smbofile",
1944	    argc, argv, (uintptr_t)sv->sv_persistid_ht) == -1) {
1945		mdb_warn("failed to walk 'smb_ofile'");
1946		return (DCMD_ERR);
1947	}
1948	return (DCMD_OK);
1949}
1950
1951static int
1952smb_hash_walk_init(mdb_walk_state_t *wsp)
1953{
1954	smb_hash_t hash;
1955	int ll_off, sll_off, i;
1956	uintptr_t addr = wsp->walk_addr;
1957
1958	if (addr == 0) {
1959		mdb_printf("require address of an smb_hash_t\n");
1960		return (WALK_ERR);
1961	}
1962
1963	GET_OFFSET(sll_off, smb_bucket_t, b_list);
1964	GET_OFFSET(ll_off, smb_llist_t, ll_list);
1965
1966	if (mdb_vread(&hash, sizeof (hash), addr) == -1) {
1967		mdb_warn("failed to read smb_hash_t at %p", addr);
1968		return (WALK_ERR);
1969	}
1970
1971	for (i = 0; i < hash.num_buckets; i++) {
1972		wsp->walk_addr = (uintptr_t)hash.buckets +
1973		    (i * sizeof (smb_bucket_t)) + sll_off + ll_off;
1974		if (mdb_layered_walk("list", wsp) == -1) {
1975			mdb_warn("failed to walk 'list'");
1976			return (WALK_ERR);
1977		}
1978	}
1979
1980	return (WALK_NEXT);
1981}
1982
1983static int
1984smb_hash_walk_step(mdb_walk_state_t *wsp)
1985{
1986	return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer,
1987	    wsp->walk_cbdata));
1988}
1989
1990static int
1991smbhashstat_cb(uintptr_t addr, const void *data, void *varg)
1992{
1993	_NOTE(ARGUNUSED(varg))
1994	const smb_bucket_t *bucket = data;
1995
1996	mdb_printf("%-?p ", addr);	/* smb_bucket_t */
1997	mdb_printf("%-6u ", bucket->b_list.ll_count);
1998	mdb_printf("%-16u", bucket->b_max_seen);
1999	mdb_printf("%-u\n", (bucket->b_list.ll_wrop +
2000	    bucket->b_list.ll_count) / 2);
2001	return (WALK_NEXT);
2002}
2003
2004static int
2005smbhashstat_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
2006{
2007	_NOTE(ARGUNUSED(argc, argv))
2008	if (!(flags & DCMD_ADDRSPEC)) {
2009		mdb_printf("require address of an smb_hash_t\n");
2010		return (DCMD_USAGE);
2011	}
2012
2013	if (DCMD_HDRSPEC(flags)) {
2014		mdb_printf(
2015		    "%<b>%<u>"
2016		    "%-?s "
2017		    "%-6s "
2018		    "%-16s"
2019		    "%-s"
2020		    "%</u>%</b>\n",
2021		    "smb_bucket_t", "count", "largest seen", "inserts");
2022	}
2023
2024	if (mdb_pwalk("smb_hashstat_walker", smbhashstat_cb,
2025	    NULL, addr) == -1) {
2026		mdb_warn("failed to walk 'smb_ofile'");
2027		return (DCMD_ERR);
2028	}
2029	return (DCMD_OK);
2030}
2031
2032typedef struct smb_hash_wd {
2033	smb_bucket_t	*bucket;
2034	smb_bucket_t	*end;
2035} smb_hash_wd_t;
2036
2037static int
2038smb_hashstat_walk_init(mdb_walk_state_t *wsp)
2039{
2040	int sll_off, ll_off;
2041	smb_hash_t hash;
2042	smb_bucket_t *buckets;
2043	uintptr_t addr = wsp->walk_addr;
2044	uint32_t arr_sz;
2045	smb_hash_wd_t *wd;
2046
2047	if (addr == 0) {
2048		mdb_printf("require address of an smb_hash_t\n");
2049		return (WALK_ERR);
2050	}
2051
2052	GET_OFFSET(sll_off, smb_bucket_t, b_list);
2053	GET_OFFSET(ll_off, smb_llist_t, ll_list);
2054
2055	if (mdb_vread(&hash, sizeof (hash), addr) == -1) {
2056		mdb_warn("failed to read smb_hash_t at %p", addr);
2057		return (WALK_ERR);
2058	}
2059
2060	arr_sz = hash.num_buckets * sizeof (smb_bucket_t);
2061	buckets = mdb_alloc(arr_sz, UM_SLEEP | UM_GC);
2062	if (mdb_vread(buckets, arr_sz, (uintptr_t)hash.buckets) == -1) {
2063		mdb_warn("failed to read smb_bucket_t array at %p",
2064		    hash.buckets);
2065		return (WALK_ERR);
2066	}
2067
2068	wd = mdb_alloc(sizeof (*wd), UM_SLEEP | UM_GC);
2069	wd->bucket = buckets;
2070	wd->end = buckets + hash.num_buckets;
2071
2072	wsp->walk_addr = (uintptr_t)hash.buckets;
2073	wsp->walk_data = wd;
2074
2075	return (WALK_NEXT);
2076}
2077
2078static int
2079smb_hashstat_walk_step(mdb_walk_state_t *wsp)
2080{
2081	int rc;
2082	smb_hash_wd_t *wd = wsp->walk_data;
2083
2084	if (wd->bucket >= wd->end)
2085		return (WALK_DONE);
2086
2087	rc = wsp->walk_callback(wsp->walk_addr, wd->bucket++,
2088	    wsp->walk_cbdata);
2089
2090	wsp->walk_addr += sizeof (smb_bucket_t);
2091	return (rc);
2092}
2093
2094/*
2095 * smbsrv_leases
2096 */
2097static int
2098smbsrv_leases_dcmd(uintptr_t addr, uint_t flags, int argc,
2099    const mdb_arg_t *argv)
2100{
2101	uint_t		opts;
2102	int		ht_off;
2103	uintptr_t	ht_addr;
2104
2105	if (smb_dcmd_getopt(&opts, argc, argv))
2106		return (DCMD_USAGE);
2107
2108	if (!(flags & DCMD_ADDRSPEC)) {
2109		mdb_printf("require address of an smb_server_t\n");
2110		return (DCMD_USAGE);
2111	}
2112
2113	ht_off = mdb_ctf_offsetof_by_name("smb_server_t", "sv_lease_ht");
2114	if (ht_off < 0) {
2115		mdb_warn("No .sv_lease_ht in server (old kernel?)");
2116		return (DCMD_ERR);
2117	}
2118	addr += ht_off;
2119
2120	if (mdb_vread(&ht_addr, sizeof (ht_addr), addr) <= 0) {
2121		mdb_warn("failed to read server .sv_lease_ht");
2122		return (DCMD_ERR);
2123	}
2124
2125	if (mdb_pwalk_dcmd("smb_hash_walker", "smblease",
2126	    argc, argv, ht_addr) == -1) {
2127		mdb_warn("failed to walk 'smb_lease'");
2128		return (DCMD_ERR);
2129	}
2130	return (DCMD_OK);
2131}
2132
2133typedef struct mdb_smb_lease {
2134	struct smb_node		*ls_node;
2135	uint32_t		ls_refcnt;
2136	uint16_t		ls_epoch;
2137	uint8_t			ls_key[SMB_LEASE_KEY_SZ];
2138} mdb_smb_lease_t;
2139
2140static int
2141smblease_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
2142{
2143	mdb_smb_lease_t *ls;
2144	uint_t opts;
2145	int i;
2146
2147	if (smb_dcmd_getopt(&opts, argc, argv))
2148		return (DCMD_USAGE);
2149
2150	if (!(flags & DCMD_ADDRSPEC)) {
2151		mdb_printf("require address of an smb_lease_t\n");
2152		return (DCMD_USAGE);
2153	}
2154
2155	if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_OFILE)) ||
2156	    !(opts & SMB_OPT_WALK)) {
2157
2158		ls = mdb_zalloc(sizeof (*ls), UM_SLEEP | UM_GC);
2159		if (mdb_ctf_vread(ls, SMBSRV_SCOPE "smb_lease_t",
2160		    "mdb_smb_lease_t", addr, 0) < 0) {
2161			mdb_warn("failed to read smb_lease_t at %p", addr);
2162			return (DCMD_ERR);
2163		}
2164		if (opts & SMB_OPT_VERBOSE) {
2165
2166			mdb_printf(
2167			    "%<b>%<u>SMB lease (%p):%</u>%</b>\n\n", addr);
2168
2169			mdb_printf("SMB Node: %p\n", ls->ls_node);
2170			mdb_printf("Refcount: %u\n", ls->ls_refcnt);
2171			mdb_printf("Epoch: %u\n", ls->ls_epoch);
2172
2173			mdb_printf("Key: [");
2174			for (i = 0; i < SMB_LEASE_KEY_SZ; i++) {
2175				mdb_printf(" %02x", ls->ls_key[i] & 0xFF);
2176				if ((i & 3) == 3)
2177					mdb_printf(" ");
2178			}
2179			mdb_printf(" ]\n");
2180		} else {
2181			if (DCMD_HDRSPEC(flags))
2182				mdb_printf(
2183				    "%<b>%<u>"
2184				    "%-?s "
2185				    "%-?s "
2186				    "%-?s%</u>%</b>\n",
2187				    "LEASE", "SMB NODE", "KEY");
2188
2189			mdb_printf("%?p %-p [", addr, ls->ls_node);
2190			for (i = 0; i < 8; i++) {
2191				mdb_printf(" %02x", ls->ls_key[i] & 0xFF);
2192			}
2193			mdb_printf(" ...]\n");
2194		}
2195	}
2196
2197	return (DCMD_OK);
2198}
2199
2200/*
2201 * *****************************************************************************
2202 * ******************************** smb_kshare_t *******************************
2203 * *****************************************************************************
2204 */
2205
2206struct smb_kshare_cb_args {
2207	uint_t		opts;
2208	char name[MAXNAMELEN];
2209	char path[MAXPATHLEN];
2210};
2211
2212static int
2213smb_kshare_cb(uintptr_t addr, const void *data, void *varg)
2214{
2215	struct smb_kshare_cb_args *args = varg;
2216	const smb_kshare_t *shr = data;
2217
2218	if (args->opts & SMB_OPT_VERBOSE) {
2219		mdb_arg_t	argv;
2220
2221		argv.a_type = MDB_TYPE_STRING;
2222		argv.a_un.a_str = "smb_kshare_t";
2223		/* Don't fail the walk if this fails. */
2224		mdb_printf("%-?p ", addr);
2225		mdb_call_dcmd("print", addr, 0, 1, &argv);
2226		return (WALK_NEXT);
2227	}
2228
2229	/*
2230	 * Summary line for an smb_kshare_t
2231	 * Don't fail the walk if any of these fail.
2232	 *
2233	 * Get the shr_name and shr_path strings.
2234	 */
2235	if (mdb_readstr(args->name, sizeof (args->name),
2236	    (uintptr_t)shr->shr_name) <= 0)
2237		strcpy(args->name, "?");
2238
2239	if (mdb_readstr(args->path, sizeof (args->path),
2240	    (uintptr_t)shr->shr_path) <= 0)
2241		strcpy(args->path, "?");
2242
2243	mdb_printf("%-?p ", addr);	/* smb_kshare_t */
2244	mdb_printf("%-16s ", args->name);
2245	mdb_printf("%-s\n", args->path);
2246
2247	return (WALK_NEXT);
2248}
2249
2250/*
2251 * ::smbshare
2252 *
2253 * smbshare dcmd - Print out smb_kshare structures.
2254 *	requires addr of an smb_server_t
2255 */
2256/*ARGSUSED*/
2257static int
2258smbshare_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
2259{
2260	struct smb_kshare_cb_args *args;
2261
2262	args = mdb_zalloc(sizeof (*args), UM_SLEEP | UM_GC);
2263	if (mdb_getopts(argc, argv,
2264	    'v', MDB_OPT_SETBITS, SMB_OPT_VERBOSE, &args->opts,
2265	    NULL) != argc)
2266		return (DCMD_USAGE);
2267
2268	if (!(flags & DCMD_ADDRSPEC))
2269		return (DCMD_USAGE);
2270
2271	if (DCMD_HDRSPEC(flags)) {
2272		if ((args->opts & SMB_OPT_VERBOSE) != 0) {
2273			mdb_printf("%<b>%<u>SMB kshares list:%</u>%</b>\n");
2274		} else {
2275			mdb_printf(
2276			    "%<b>%<u>"
2277			    "%-?s "
2278			    "%-16s "
2279			    "%-s"
2280			    "%</u>%</b>\n",
2281			    "smb_kshare_t", "name", "path");
2282		}
2283	}
2284
2285	if (mdb_pwalk("smbshare_walker", smb_kshare_cb, args, addr) == -1) {
2286		mdb_warn("cannot walk smb_kshare avl");
2287		return (DCMD_ERR);
2288	}
2289
2290	return (DCMD_OK);
2291}
2292
2293/*
2294 * Initialize the smb_kshare_t walker to point to the smb_export
2295 * in the specified smb_server_t instance.  (no global walks)
2296 */
2297static int
2298smb_kshare_walk_init(mdb_walk_state_t *wsp)
2299{
2300	int sv_exp_off, ex_sha_off, avl_tr_off;
2301
2302	if (wsp->walk_addr == 0) {
2303		mdb_printf("require address of an smb_server_t\n");
2304		return (WALK_ERR);
2305	}
2306
2307	/*
2308	 * Using CTF to get the equivalent of:
2309	 * OFFSETOF(smb_server_t, sv_export.e_share_avl.avl_tree);
2310	 */
2311	GET_OFFSET(sv_exp_off, smb_server_t, sv_export);
2312	GET_OFFSET(ex_sha_off, smb_export_t, e_share_avl);
2313	GET_OFFSET(avl_tr_off, smb_avl_t, avl_tree);
2314	wsp->walk_addr += (sv_exp_off + ex_sha_off + avl_tr_off);
2315
2316	if (mdb_layered_walk("avl", wsp) == -1) {
2317		mdb_warn("failed to walk list of smb_kshare_t");
2318		return (WALK_ERR);
2319	}
2320
2321	return (WALK_NEXT);
2322}
2323
2324static int
2325smb_kshare_walk_step(mdb_walk_state_t *wsp)
2326{
2327	return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer,
2328	    wsp->walk_cbdata));
2329}
2330
2331/*
2332 * *****************************************************************************
2333 * ******************************** smb_vfs_t **********************************
2334 * *****************************************************************************
2335 */
2336
2337struct smb_vfs_cb_args {
2338	uint_t		opts;
2339	vnode_t		vn;
2340	char		path[MAXPATHLEN];
2341};
2342
2343static int
2344smb_vfs_cb(uintptr_t addr, const void *data, void *varg)
2345{
2346	struct smb_vfs_cb_args *args = varg;
2347	const smb_vfs_t *sf = data;
2348
2349	if (args->opts & SMB_OPT_VERBOSE) {
2350		mdb_arg_t	argv;
2351
2352		argv.a_type = MDB_TYPE_STRING;
2353		argv.a_un.a_str = "smb_vfs_t";
2354		/* Don't fail the walk if this fails. */
2355		mdb_printf("%-?p ", addr);
2356		mdb_call_dcmd("print", addr, 0, 1, &argv);
2357		return (WALK_NEXT);
2358	}
2359
2360	/*
2361	 * Summary line for an smb_vfs_t
2362	 * Don't fail the walk if any of these fail.
2363	 *
2364	 * Get the vnode v_path string if we can.
2365	 */
2366	strcpy(args->path, "?");
2367	if (mdb_vread(&args->vn, sizeof (args->vn),
2368	    (uintptr_t)sf->sv_rootvp) == sizeof (args->vn))
2369		(void) mdb_readstr(args->path, sizeof (args->path),
2370		    (uintptr_t)args->vn.v_path);
2371
2372	mdb_printf("%-?p ", addr);
2373	mdb_printf("%-10d ", sf->sv_refcnt);
2374	mdb_printf("%-?p ", sf->sv_vfsp);
2375	mdb_printf("%-?p ", sf->sv_rootvp);
2376	mdb_printf("%-s\n", args->path);
2377
2378	return (WALK_NEXT);
2379}
2380
2381/*
2382 * ::smbvfs
2383 *
2384 * smbvfs dcmd - Prints out smb_vfs structures.
2385 *	requires addr of an smb_server_t
2386 */
2387/*ARGSUSED*/
2388static int
2389smbvfs_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
2390{
2391	struct smb_vfs_cb_args *args;
2392
2393	args = mdb_zalloc(sizeof (*args), UM_SLEEP | UM_GC);
2394	if (mdb_getopts(argc, argv,
2395	    'v', MDB_OPT_SETBITS, SMB_OPT_VERBOSE, &args->opts,
2396	    NULL) != argc)
2397		return (DCMD_USAGE);
2398
2399	if (!(flags & DCMD_ADDRSPEC))
2400		return (DCMD_USAGE);
2401
2402	if (DCMD_HDRSPEC(flags)) {
2403		if ((args->opts & SMB_OPT_VERBOSE) != 0) {
2404			mdb_printf("%<b>%<u>SMB VFS list:%</u>%</b>\n");
2405		} else {
2406			mdb_printf(
2407			    "%<b>%<u>"
2408			    "%-?s "
2409			    "%-10s "
2410			    "%-16s "
2411			    "%-16s"
2412			    "%-s"
2413			    "%</u>%</b>\n",
2414			    "SMB_VFS", "REFCNT", "VFS", "VNODE", "ROOT");
2415		}
2416	}
2417
2418	if (mdb_pwalk("smbvfs_walker", smb_vfs_cb, args, addr) == -1) {
2419		mdb_warn("cannot walk smb_vfs list");
2420		return (DCMD_ERR);
2421	}
2422
2423	return (DCMD_OK);
2424}
2425
2426/*
2427 * Initialize the smb_vfs_t walker to point to the smb_export
2428 * in the specified smb_server_t instance.  (no global walks)
2429 */
2430static int
2431smb_vfs_walk_init(mdb_walk_state_t *wsp)
2432{
2433	int sv_exp_off, ex_vfs_off, ll_off;
2434
2435	if (wsp->walk_addr == 0) {
2436		mdb_printf("require address of an smb_server_t\n");
2437		return (WALK_ERR);
2438	}
2439
2440	/*
2441	 * Using CTF to get the equivalent of:
2442	 * OFFSETOF(smb_server_t, sv_export.e_vfs_list.ll_list);
2443	 */
2444	GET_OFFSET(sv_exp_off, smb_server_t, sv_export);
2445	GET_OFFSET(ex_vfs_off, smb_export_t, e_vfs_list);
2446	GET_OFFSET(ll_off, smb_llist_t, ll_list);
2447	wsp->walk_addr += (sv_exp_off + ex_vfs_off + ll_off);
2448
2449	if (mdb_layered_walk("list", wsp) == -1) {
2450		mdb_warn("failed to walk list of smb_vfs_t");
2451		return (WALK_ERR);
2452	}
2453
2454	return (WALK_NEXT);
2455}
2456
2457static int
2458smb_vfs_walk_step(mdb_walk_state_t *wsp)
2459{
2460	return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer,
2461	    wsp->walk_cbdata));
2462}
2463
2464/*
2465 * *****************************************************************************
2466 * ******************************* smb_node_t **********************************
2467 * *****************************************************************************
2468 */
2469
2470typedef struct mdb_smb_node {
2471	smb_node_state_t	n_state;
2472	uint32_t		n_refcnt;
2473	uint32_t		n_open_count;
2474	uint32_t		n_opening_count;
2475	smb_llist_t		n_ofile_list;
2476	smb_llist_t		n_lock_list;
2477	volatile int		flags;
2478	struct smb_node		*n_dnode;
2479	struct smb_node		*n_unode;
2480	char			od_name[MAXNAMELEN];
2481	vnode_t			*vp;
2482	smb_audit_buf_node_t	*n_audit_buf;
2483	/* Newer members (not in old kernels) - keep last! */
2484	smb_llist_t		n_wlock_list;
2485} mdb_smb_node_t;
2486typedef struct mdb_smb_node_old {
2487	/* Note: MUST be layout as above! */
2488	smb_node_state_t	n_state;
2489	uint32_t		n_refcnt;
2490	uint32_t		n_open_count;
2491	uint32_t		n_opening_count;
2492	smb_llist_t		n_ofile_list;
2493	smb_llist_t		n_lock_list;
2494	volatile int		flags;
2495	struct smb_node		*n_dnode;
2496	struct smb_node		*n_unode;
2497	char			od_name[MAXNAMELEN];
2498	vnode_t			*vp;
2499	smb_audit_buf_node_t	*n_audit_buf;
2500	/* Newer members omitted from _old */
2501} mdb_smb_node_old_t;
2502
2503static void
2504smbnode_help(void)
2505{
2506	mdb_printf(
2507	    "Display the contents of smb_node_t, with optional filtering.\n\n");
2508	(void) mdb_dec_indent(2);
2509	mdb_printf("%<b>OPTIONS%</b>\n");
2510	(void) mdb_inc_indent(2);
2511	mdb_printf(
2512	    "-v\tDisplay verbose smb_node information\n"
2513	    "-p\tDisplay the full path of the vnode associated\n"
2514	    "-s\tDisplay the stack of the last 16 calls that modified the "
2515	    "reference\n\tcount\n");
2516}
2517
2518/*
2519 * ::smbnode
2520 *
2521 * smb_node dcmd - Print out smb_node structure.
2522 */
2523static int
2524smbnode_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
2525{
2526	static smb_llist_t zero_llist = {0};
2527	mdb_smb_node_t	node;
2528	int		rc;
2529	int		verbose = FALSE;
2530	int		print_full_path = FALSE;
2531	int		stack_trace = FALSE;
2532	int		ol_cnt = 0;
2533	vnode_t		vnode;
2534	char		od_name[MAXNAMELEN];
2535	char		path_name[1024];
2536	uintptr_t	list_addr;
2537	struct mdb_smb_oplock *node_oplock;
2538
2539	if (mdb_getopts(argc, argv,
2540	    'v', MDB_OPT_SETBITS, TRUE, &verbose,
2541	    'p', MDB_OPT_SETBITS, TRUE, &print_full_path,
2542	    's', MDB_OPT_SETBITS, TRUE, &stack_trace,
2543	    NULL) != argc)
2544		return (DCMD_USAGE);
2545
2546	/*
2547	 * If no smb_node address was specified on the command line, we can
2548	 * print out all smb nodes by invoking the smb_node walker, using
2549	 * this dcmd itself as the callback.
2550	 */
2551	if (!(flags & DCMD_ADDRSPEC)) {
2552		if (mdb_walk_dcmd("smbnode_walker", "smbnode",
2553		    argc, argv) == -1) {
2554			mdb_warn("failed to walk 'smb_node'");
2555			return (DCMD_ERR);
2556		}
2557		return (DCMD_OK);
2558	}
2559
2560	/*
2561	 * For each smb_node, we just need to read the smb_node_t struct, read
2562	 * and then print out the following fields.
2563	 */
2564	if (mdb_ctf_vread(&node, SMBSRV_SCOPE "smb_node_t",
2565	    "mdb_smb_node_t", addr, 0) < 0) {
2566		/*
2567		 * Fall-back handling for mdb_smb_node_old_t
2568		 * Should remove after a while.
2569		 */
2570		if (mdb_ctf_vread(&node, SMBSRV_SCOPE "smb_node_t",
2571		    "mdb_smb_node_old_t", addr, 0) < 0) {
2572			mdb_warn("failed to read struct smb_node at %p", addr);
2573			return (DCMD_ERR);
2574		}
2575		node.n_wlock_list = zero_llist;
2576	}
2577
2578	(void) mdb_snprintf(od_name, sizeof (od_name), "%s",
2579	    node.od_name);
2580	if (print_full_path) {
2581		if (mdb_vread(&vnode, sizeof (vnode_t),
2582		    (uintptr_t)node.vp) == sizeof (vnode_t)) {
2583			if (mdb_readstr(path_name, sizeof (path_name),
2584			    (uintptr_t)vnode.v_path) <= 0) {
2585				(void) mdb_snprintf(path_name,
2586				    sizeof (path_name), "N/A");
2587			}
2588		}
2589	}
2590
2591	rc = smb_node_get_oplock(addr, &node_oplock);
2592	if (rc != DCMD_OK)
2593		return (rc);
2594	ol_cnt = smb_node_oplock_cnt(node_oplock);
2595
2596	if (verbose) {
2597		int nol_off, nll_off, wll_off, ll_off;
2598
2599		GET_OFFSET(nol_off, smb_node_t, n_ofile_list);
2600		GET_OFFSET(nll_off, smb_node_t, n_lock_list);
2601		GET_OFFSET(ll_off, smb_llist_t, ll_list);
2602		/* This one is optional (for now). */
2603		/* GET_OFFSET(wll_off, smb_node_t, n_wlock_list); */
2604		wll_off = mdb_ctf_offsetof_by_name(
2605		    "smb_node_t", "n_wlock_list");
2606
2607		mdb_printf("%<b>%<u>SMB node information "
2608		    "(%p):%</u>%</b>\n", addr);
2609		mdb_printf("VP: %p\n", node.vp);
2610		mdb_printf("Name: %s\n", od_name);
2611		if (print_full_path)
2612			mdb_printf("V-node Path: %s\n", path_name);
2613		mdb_printf("Reference Count: %u\n", node.n_refcnt);
2614		mdb_printf("Ofiles: %u\n", node.n_ofile_list.ll_count);
2615		if (node.n_ofile_list.ll_count != 0 && nol_off != -1) {
2616			(void) mdb_inc_indent(SMB_DCMD_INDENT);
2617			list_addr = addr + nol_off + ll_off;
2618			if (mdb_pwalk_dcmd("list", "smbofile", 0,
2619			    NULL, list_addr)) {
2620				mdb_warn("failed to walk node's ofiles");
2621			}
2622			(void) mdb_dec_indent(SMB_DCMD_INDENT);
2623		}
2624
2625		mdb_printf("Granted Locks: %u\n",
2626		    node.n_lock_list.ll_count);
2627		if (node.n_lock_list.ll_count != 0) {
2628			(void) mdb_inc_indent(SMB_DCMD_INDENT);
2629			list_addr = addr + nll_off + ll_off;
2630			if (mdb_pwalk_dcmd("list", "smblock", 0,
2631			    NULL, list_addr)) {
2632				mdb_warn("failed to walk node's granted"
2633				    " locks");
2634			}
2635			(void) mdb_dec_indent(SMB_DCMD_INDENT);
2636		}
2637		mdb_printf("Waiting Locks: %u\n",
2638		    node.n_wlock_list.ll_count);
2639		if (node.n_wlock_list.ll_count != 0 && wll_off != -1) {
2640			(void) mdb_inc_indent(SMB_DCMD_INDENT);
2641			list_addr = addr + wll_off + ll_off;
2642			if (mdb_pwalk_dcmd("list", "smblock", 0,
2643			    NULL, list_addr)) {
2644				mdb_warn("failed to walk node's waiting"
2645				    " locks");
2646			}
2647			(void) mdb_dec_indent(SMB_DCMD_INDENT);
2648		}
2649		if (ol_cnt == 0) {
2650			mdb_printf("Opportunistic Locks: (none)\n");
2651		} else {
2652			mdb_printf("Opportunistic Locks:\n");
2653			(void) mdb_inc_indent(SMB_DCMD_INDENT);
2654			/* Takes node address */
2655			rc = mdb_call_dcmd("smbnode_oplock", addr,
2656			    flags, argc, argv);
2657			(void) mdb_dec_indent(SMB_DCMD_INDENT);
2658			if (rc != DCMD_OK)
2659				return (rc);
2660		}
2661	} else {
2662		if (DCMD_HDRSPEC(flags)) {
2663			mdb_printf(
2664			    "%<b>%<u>%-?s "
2665			    "%-?s "
2666			    "%-18s "
2667			    "%-6s "
2668			    "%-6s "
2669			    "%-8s "
2670			    "%-8s "
2671			    "%-6s%</u>%</b>\n",
2672			    "ADDR", "VP", "NODE-NAME", "OFILES", "LOCKS",
2673			    "WLOCKS", "OPLOCK", "REF");
2674		}
2675
2676		mdb_printf("%-?p %-?p %-18s %-6d %-6d %-8d %-8d %-6d ",
2677		    addr, node.vp, od_name, node.n_ofile_list.ll_count,
2678		    node.n_lock_list.ll_count, node.n_wlock_list.ll_count,
2679		    ol_cnt, node.n_refcnt);
2680
2681		if (print_full_path)
2682			mdb_printf("\t%s\n", path_name);
2683	}
2684	if (stack_trace && node.n_audit_buf) {
2685		int ctr;
2686		smb_audit_buf_node_t *anb;
2687
2688		anb = mdb_alloc(sizeof (smb_audit_buf_node_t),
2689		    UM_SLEEP | UM_GC);
2690
2691		if (mdb_vread(anb, sizeof (*anb),
2692		    (uintptr_t)node.n_audit_buf) != sizeof (*anb)) {
2693			mdb_warn("failed to read audit buffer");
2694			return (DCMD_ERR);
2695		}
2696		ctr = anb->anb_max_index + 1;
2697		anb->anb_index--;
2698		anb->anb_index &= anb->anb_max_index;
2699
2700		while (ctr) {
2701			smb_audit_record_node_t	*anr;
2702
2703			anr = anb->anb_records + anb->anb_index;
2704
2705			if (anr->anr_depth) {
2706				char c[MDB_SYM_NAMLEN];
2707				GElf_Sym sym;
2708				int i;
2709
2710				mdb_printf("\nRefCnt: %u\t",
2711				    anr->anr_refcnt);
2712
2713				for (i = 0;
2714				    i < anr->anr_depth;
2715				    i++) {
2716					if (mdb_lookup_by_addr(
2717					    anr->anr_stack[i],
2718					    MDB_SYM_FUZZY,
2719					    c, sizeof (c),
2720					    &sym) == -1) {
2721						continue;
2722					}
2723					mdb_printf("%s+0x%1x",
2724					    c,
2725					    anr->anr_stack[i] -
2726					    (uintptr_t)sym.st_value);
2727					++i;
2728					break;
2729				}
2730
2731				while (i < anr->anr_depth) {
2732					if (mdb_lookup_by_addr(
2733					    anr->anr_stack[i],
2734					    MDB_SYM_FUZZY,
2735					    c, sizeof (c),
2736					    &sym) == -1) {
2737						++i;
2738						continue;
2739					}
2740					mdb_printf("\n\t\t%s+0x%1x",
2741					    c,
2742					    anr->anr_stack[i] -
2743					    (uintptr_t)sym.st_value);
2744					++i;
2745				}
2746				mdb_printf("\n");
2747			}
2748			anb->anb_index--;
2749			anb->anb_index &= anb->anb_max_index;
2750			ctr--;
2751		}
2752	}
2753
2754	return (DCMD_OK);
2755}
2756
2757/*
2758 * Initialize the smb_node_t walker by reading the value of smb_node_hash_table
2759 * in the kernel's symbol table. Only global walk supported.
2760 */
2761static int
2762smb_node_walk_init(mdb_walk_state_t *wsp)
2763{
2764	GElf_Sym	sym;
2765	uintptr_t	node_hash_table_addr;
2766	int		ll_off;
2767	int		i;
2768
2769	if (wsp->walk_addr == 0) {
2770		if (mdb_lookup_by_obj(SMBSRV_OBJNAME, "smb_node_hash_table",
2771		    &sym) == -1) {
2772			mdb_warn("failed to find 'smb_node_hash_table'");
2773			return (WALK_ERR);
2774		}
2775		node_hash_table_addr = (uintptr_t)sym.st_value;
2776	} else {
2777		mdb_printf("smb_node walk only supports global walks\n");
2778		return (WALK_ERR);
2779	}
2780
2781	GET_OFFSET(ll_off, smb_llist_t, ll_list);
2782
2783	for (i = 0; i < SMBND_HASH_MASK + 1; i++) {
2784		wsp->walk_addr = node_hash_table_addr +
2785		    (i * sizeof (smb_llist_t)) + ll_off;
2786		if (mdb_layered_walk("list", wsp) == -1) {
2787			mdb_warn("failed to walk 'list'");
2788			return (WALK_ERR);
2789		}
2790	}
2791
2792	return (WALK_NEXT);
2793}
2794
2795static int
2796smb_node_walk_step(mdb_walk_state_t *wsp)
2797{
2798	return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer,
2799	    wsp->walk_cbdata));
2800}
2801
2802/*
2803 * *****************************************************************************
2804 * ****************************** smb_lock_t ***********************************
2805 * *****************************************************************************
2806 */
2807
2808typedef struct mdb_smb_lock {
2809	smb_ofile_t		*l_file;
2810	struct smb_lock		*l_blocked_by;
2811	uint64_t		l_start;
2812	uint64_t		l_length;
2813	uint32_t		l_pid;
2814	uint32_t		l_type;
2815	uint32_t		l_flags;
2816	/* Newer members (not in old kernels) - keep last! */
2817	uint32_t		l_conflicts;
2818} mdb_smb_lock_t;
2819typedef struct mdb_smb_lock_old {
2820	/* Note: MUST be same layout as above! */
2821	smb_ofile_t		*l_file;
2822	struct smb_lock		*l_blocked_by;
2823	uint64_t		l_start;
2824	uint64_t		l_length;
2825	uint32_t		l_pid;
2826	uint32_t		l_type;
2827	uint32_t		l_flags;
2828	/* Newer members omitted from _old */
2829} mdb_smb_lock_old_t;
2830
2831static int
2832smblock_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
2833{
2834	mdb_smb_lock_t	lock;
2835	int		verbose = FALSE;
2836	char		*lock_type;
2837
2838	if (mdb_getopts(argc, argv,
2839	    'v', MDB_OPT_SETBITS, TRUE, &verbose,
2840	    NULL) != argc)
2841		return (DCMD_USAGE);
2842
2843	/*
2844	 * An smb_lock_t address must be specified.
2845	 */
2846	if (!(flags & DCMD_ADDRSPEC))
2847		return (DCMD_USAGE);
2848
2849	if (mdb_ctf_vread(&lock, SMBSRV_SCOPE "smb_lock_t",
2850	    "mdb_smb_lock_t", addr, 0) < 0) {
2851		/*
2852		 * Fall-back handling for mdb_smb_lock_old_t
2853		 * Should remove after a while.
2854		 */
2855		if (mdb_ctf_vread(&lock, SMBSRV_SCOPE "smb_lock_t",
2856		    "mdb_smb_lock_old_t", addr, 0) < 0) {
2857			mdb_warn("failed to read struct smb_lock at %p", addr);
2858			return (DCMD_ERR);
2859		}
2860		lock.l_conflicts = 0;
2861	}
2862
2863	switch (lock.l_type) {
2864	case SMB_LOCK_TYPE_READWRITE:
2865		lock_type = "RW";
2866		break;
2867	case SMB_LOCK_TYPE_READONLY:
2868		lock_type = "RO";
2869		break;
2870	default:
2871		lock_type = "?";
2872		break;
2873	}
2874	if (verbose) {
2875		mdb_printf("%<b>%<u>SMB lock information "
2876		    "(%p):%</u>%</b>\n", addr);
2877
2878		mdb_printf("Type             :\t%s (%u)\n",
2879		    lock_type, lock.l_type);
2880		mdb_printf("Start            :\t%llu\n",
2881		    lock.l_start);
2882		mdb_printf("Length           :\t%llu\n",
2883		    lock.l_length);
2884		mdb_printf("OFile            :\t%p\n",
2885		    lock.l_file);
2886		mdb_printf("Process ID       :\t%u\n",
2887		    lock.l_pid);
2888		mdb_printf("Conflicts        :\t%u\n",
2889		    lock.l_conflicts);
2890		mdb_printf("Blocked by       :\t%p\n",
2891		    lock.l_blocked_by);
2892		mdb_printf("Flags            :\t0x%x\n",
2893		    lock.l_flags);
2894		mdb_printf("\n");
2895	} else {
2896		if (DCMD_HDRSPEC(flags)) {
2897			mdb_printf("%<u>%-?s %4s %16s %8s %9s %-?s%</u>\n",
2898			    "Locks: ", "TYPE", "START", "LENGTH",
2899			    "CONFLICTS", "BLOCKED-BY");
2900		}
2901		mdb_printf("%?p %4s %16llx %08llx %9u %?p",
2902		    addr, lock_type, lock.l_start, lock.l_length,
2903		    lock.l_conflicts, lock.l_blocked_by);
2904	}
2905
2906	return (DCMD_OK);
2907}
2908
2909/*
2910 * *****************************************************************************
2911 * ************************** smb_oplock_grant_t *******************************
2912 * *****************************************************************************
2913 */
2914
2915typedef struct mdb_smb_oplock_grant {
2916	uint32_t		og_state;	/* latest sent to client */
2917	uint8_t			onlist_II;
2918	uint8_t			onlist_R;
2919	uint8_t			onlist_RH;
2920	uint8_t			onlist_RHBQ;
2921	uint8_t			BreakingToRead;
2922} mdb_smb_oplock_grant_t;
2923
2924static const mdb_bitmask_t
2925oplock_bits[] = {
2926	{  "READ_CACHING",
2927	    READ_CACHING,
2928	    READ_CACHING },
2929	{  "HANDLE_CACHING",
2930	    HANDLE_CACHING,
2931	    HANDLE_CACHING },
2932	{  "WRITE_CACHING",
2933	    WRITE_CACHING,
2934	    WRITE_CACHING },
2935	{  "EXCLUSIVE",
2936	    EXCLUSIVE,
2937	    EXCLUSIVE },
2938	{  "MIXED_R_AND_RH",
2939	    MIXED_R_AND_RH,
2940	    MIXED_R_AND_RH },
2941	{  "LEVEL_TWO_OPLOCK",
2942	    LEVEL_TWO_OPLOCK,
2943	    LEVEL_TWO_OPLOCK },
2944	{  "LEVEL_ONE_OPLOCK",
2945	    LEVEL_ONE_OPLOCK,
2946	    LEVEL_ONE_OPLOCK },
2947	{  "BATCH_OPLOCK",
2948	    BATCH_OPLOCK,
2949	    BATCH_OPLOCK },
2950	{  "BREAK_TO_TWO",
2951	    BREAK_TO_TWO,
2952	    BREAK_TO_TWO },
2953	{  "BREAK_TO_NONE",
2954	    BREAK_TO_NONE,
2955	    BREAK_TO_NONE },
2956	{  "BREAK_TO_TWO_TO_NONE",
2957	    BREAK_TO_TWO_TO_NONE,
2958	    BREAK_TO_TWO_TO_NONE },
2959	{  "BREAK_TO_READ_CACHING",
2960	    BREAK_TO_READ_CACHING,
2961	    BREAK_TO_READ_CACHING },
2962	{  "BREAK_TO_HANDLE_CACHING",
2963	    BREAK_TO_HANDLE_CACHING,
2964	    BREAK_TO_HANDLE_CACHING },
2965	{  "BREAK_TO_WRITE_CACHING",
2966	    BREAK_TO_WRITE_CACHING,
2967	    BREAK_TO_WRITE_CACHING },
2968	{  "BREAK_TO_NO_CACHING",
2969	    BREAK_TO_NO_CACHING,
2970	    BREAK_TO_NO_CACHING },
2971	{  "NO_OPLOCK",
2972	    NO_OPLOCK,
2973	    NO_OPLOCK },
2974	{  NULL, 0, 0 }
2975};
2976
2977/*
2978 * Show smb_ofile_t oplock info
2979 * address is the ofile
2980 */
2981
2982/*ARGSUSED*/
2983static int
2984smbofile_oplock_dcmd(uintptr_t addr, uint_t flags, int argc,
2985    const mdb_arg_t *argv)
2986{
2987	mdb_smb_oplock_grant_t	og;
2988	int verbose = FALSE;
2989	static int og_off;
2990
2991	if (mdb_getopts(argc, argv,
2992	    'v', MDB_OPT_SETBITS, TRUE, &verbose,
2993	    NULL) != argc)
2994		return (DCMD_USAGE);
2995
2996	if (!(flags & DCMD_ADDRSPEC))
2997		return (DCMD_USAGE);
2998
2999	if (og_off <= 0) {
3000		og_off = mdb_ctf_offsetof_by_name(
3001		    "smb_ofile_t", "f_oplock");
3002		if (og_off < 0) {
3003			mdb_warn("cannot lookup: smb_ofile_t .f_oplock");
3004			return (DCMD_ERR);
3005		}
3006	}
3007
3008	if (mdb_ctf_vread(&og, SMBSRV_SCOPE "smb_oplock_grant_t",
3009	    "mdb_smb_oplock_grant_t", addr + og_off, 0) < 0) {
3010		mdb_warn("failed to read oplock grant in ofile at %p", addr);
3011		return (DCMD_ERR);
3012	}
3013
3014	if (verbose) {
3015		mdb_printf("%<b>%<u>SMB ofile (oplock_grant) "
3016		    "(%p):%</u>%</b>\n", addr);
3017		mdb_printf("State: 0x%x <%b>\n",
3018		    og.og_state,
3019		    og.og_state,
3020		    oplock_bits);
3021		mdb_printf("OnList_II: %d\n", og.onlist_II);
3022		mdb_printf("OnList_R: %d\n", og.onlist_R);
3023		mdb_printf("OnList_RH: %d\n", og.onlist_RH);
3024		mdb_printf("OnList_RHBQ: %d\n", og.onlist_RHBQ);
3025		mdb_printf("BrkToRead: %d\n", og.BreakingToRead);
3026
3027	} else {
3028
3029		if (DCMD_HDRSPEC(flags)) {
3030			mdb_printf("%<u>%-16s %-10s %-16s%</u>\n",
3031			    "OFILE", "STATE", "OnList...");
3032		}
3033
3034		mdb_printf("%-16p", addr);
3035		mdb_printf(" 0x%x", og.og_state);
3036		if (og.onlist_II)
3037			mdb_printf(" II");
3038		if (og.onlist_R)
3039			mdb_printf(" R");
3040		if (og.onlist_RH)
3041			mdb_printf(" RH");
3042		if (og.onlist_RHBQ)
3043			mdb_printf(" RHBQ");
3044		if (og.BreakingToRead)
3045			mdb_printf(" BrkToRd");
3046		mdb_printf("\n");
3047	}
3048
3049	return (DCMD_OK);
3050}
3051
3052/*
3053 * *****************************************************************************
3054 * ***************************** smb_oplock_t **********************************
3055 * *****************************************************************************
3056 */
3057
3058typedef struct mdb_smb_oplock {
3059	struct smb_ofile	*excl_open;
3060	uint32_t		ol_state;
3061	int32_t			cnt_II;
3062	int32_t			cnt_R;
3063	int32_t			cnt_RH;
3064	int32_t			cnt_RHBQ;
3065	int32_t			waiters;
3066} mdb_smb_oplock_t;
3067
3068/*
3069 * Helpers for smbnode_dcmd and smbnode_oplock_dcmd
3070 */
3071
3072/*
3073 * Read the smb_oplock_t part of the node
3074 * addr is the smb_node
3075 */
3076static int
3077smb_node_get_oplock(uintptr_t addr, struct mdb_smb_oplock **ol_ret)
3078{
3079	mdb_smb_oplock_t *ol;
3080	static int ol_off;
3081
3082	if (ol_off <= 0) {
3083		ol_off = mdb_ctf_offsetof_by_name(
3084		    "smb_node_t", "n_oplock");
3085		if (ol_off < 0) {
3086			mdb_warn("cannot lookup: smb_node_t .n_oplock");
3087			return (DCMD_ERR);
3088		}
3089	}
3090
3091	ol = mdb_alloc(sizeof (*ol), UM_SLEEP | UM_GC);
3092
3093	if (mdb_ctf_vread(ol, SMBSRV_SCOPE "smb_oplock_t",
3094	    "mdb_smb_oplock_t", addr + ol_off, 0) < 0) {
3095		mdb_warn("failed to read smb_oplock in node at %p", addr);
3096		return (DCMD_ERR);
3097	}
3098
3099	*ol_ret = ol;
3100	return (DCMD_OK);
3101}
3102
3103/*
3104 * Return the oplock count
3105 */
3106static int
3107smb_node_oplock_cnt(struct mdb_smb_oplock *ol)
3108{
3109	int ol_cnt = 0;
3110
3111	/* Compute total oplock count. */
3112	if (ol->excl_open != NULL)
3113		ol_cnt++;
3114	ol_cnt += ol->cnt_II;
3115	ol_cnt += ol->cnt_R;
3116	ol_cnt += ol->cnt_RH;
3117
3118	return (ol_cnt);
3119}
3120
3121/*
3122 * Show smb_node_t oplock info, and optionally the
3123 * list of ofiles with oplocks on this node.
3124 * Address is the smb_node_t.
3125 */
3126
3127/*ARGSUSED*/
3128static int
3129smbnode_oplock_dcmd(uintptr_t addr, uint_t flags, int argc,
3130    const mdb_arg_t *argv)
3131{
3132	mdb_smb_oplock_t *ol;
3133	int verbose = FALSE;
3134	int ol_cnt, rc;
3135	int fl_off, ll_off;
3136
3137	if (mdb_getopts(argc, argv,
3138	    'v', MDB_OPT_SETBITS, TRUE, &verbose,
3139	    NULL) != argc)
3140		return (DCMD_USAGE);
3141
3142	if (!(flags & DCMD_ADDRSPEC))
3143		return (DCMD_USAGE);
3144
3145	rc = smb_node_get_oplock(addr, &ol);
3146	if (rc != DCMD_OK)
3147		return (rc);
3148	ol_cnt = smb_node_oplock_cnt(ol);
3149
3150	if (verbose) {
3151		mdb_printf("%<b>%<u>SMB node (oplock) "
3152		    "(%p):%</u>%</b>\n", addr);
3153		mdb_printf("State: 0x%x <%b>\n",
3154		    ol->ol_state,
3155		    ol->ol_state,
3156		    oplock_bits);
3157		mdb_printf("Exclusive Open: %p\n", ol->excl_open);
3158		mdb_printf("cnt_II: %d\n", ol->cnt_II);
3159		mdb_printf("cnt_R: %d\n", ol->cnt_R);
3160		mdb_printf("cnt_RH: %d\n", ol->cnt_RH);
3161		mdb_printf("cnt_RHBQ: %d\n", ol->cnt_RHBQ);
3162		mdb_printf("waiters: %d\n", ol->waiters);
3163	} else {
3164		if (DCMD_HDRSPEC(flags)) {
3165			mdb_printf("%<u>%-16s %-10s %-16s%</u>\n",
3166			    "NODE", "STATE", "OPLOCKS");
3167		}
3168		mdb_printf("%-16p 0x%x %d\n",
3169		    addr, ol->ol_state, ol_cnt);
3170	}
3171
3172	if (ol_cnt == 0)
3173		return (DCMD_OK);
3174
3175	GET_OFFSET(fl_off, smb_node_t, n_ofile_list);
3176	GET_OFFSET(ll_off, smb_llist_t, ll_list);
3177
3178	(void) mdb_inc_indent(SMB_DCMD_INDENT);
3179
3180	if (mdb_pwalk_dcmd("list", "smbofile_oplock",
3181	    argc, argv, addr + fl_off + ll_off)) {
3182		mdb_warn("failed to walk ofile oplocks");
3183	}
3184
3185	(void) mdb_dec_indent(SMB_DCMD_INDENT);
3186
3187	return (DCMD_OK);
3188}
3189
3190/*
3191 * *******************************************************************
3192 * (smb) mbuf_t
3193 *
3194 * ::smb_mbuf_dump [max_len]
3195 * dcmd to dump the data portion of an mbuf_t
3196 * stop at max_len
3197 */
3198static int
3199smb_mbuf_dump_dcmd(uintptr_t addr, uint_t flags, int argc,
3200    const mdb_arg_t *argv)
3201{
3202	struct m_hdr mh;
3203	uintptr_t mdata;
3204	int len, max_len;
3205	int dumpptr_flags;
3206
3207	if (mdb_vread(&mh, sizeof (mh), addr) < 0) {
3208		mdb_warn("failed to read mbuf at %p", addr);
3209		return (DCMD_ERR);
3210	}
3211	len = mh.mh_len;
3212	mdata = (uintptr_t)mh.mh_data;
3213
3214	if (argc > 0) {
3215		if (argv[0].a_type == MDB_TYPE_IMMEDIATE)
3216			max_len = argv[0].a_un.a_val;
3217		else
3218			max_len = mdb_strtoull(argv[0].a_un.a_str);
3219		if (len > max_len)
3220			len = max_len;
3221	}
3222	if (len <= 0)
3223		return (DCMD_OK);
3224
3225	if (DCMD_HDRSPEC(flags)) {
3226		mdb_printf("%<u>%-16s %-16s %-12s%</u>\n",
3227		    "mbuf_t", "m_data", "m_len");
3228	}
3229	mdb_printf("%-16p %-16p %-12u\n",
3230	    addr, mdata, mh.mh_len);
3231
3232	dumpptr_flags = MDB_DUMP_RELATIVE | MDB_DUMP_ASCII | MDB_DUMP_HEADER;
3233	if (mdb_dumpptr(mdata, len, dumpptr_flags,
3234	    (mdb_dumpptr_cb_t)mdb_vread, NULL) < 0)
3235		return (DCMD_ERR);
3236
3237	return (DCMD_OK);
3238}
3239
3240static int
3241smb_mbuf_walk_init(mdb_walk_state_t *wsp)
3242{
3243	mbuf_t *m;
3244
3245	if (wsp->walk_addr == 0) {
3246		mdb_printf("require address of an mbuf_t\n");
3247		return (WALK_ERR);
3248	}
3249	m = mdb_alloc(sizeof (*m), UM_SLEEP | UM_GC);
3250	wsp->walk_data = m;
3251	return (WALK_NEXT);
3252}
3253
3254static int
3255smb_mbuf_walk_step(mdb_walk_state_t *wsp)
3256{
3257	uintptr_t addr = wsp->walk_addr;
3258	mbuf_t *m = wsp->walk_data;
3259	int rc;
3260
3261	if (wsp->walk_addr == 0)
3262		return (WALK_DONE);
3263
3264	if (mdb_vread(m, sizeof (*m), addr) == -1) {
3265		mdb_warn("failed to read mbuf_t at %p", addr);
3266		return (WALK_ERR);
3267	}
3268
3269	rc = wsp->walk_callback(addr, m, wsp->walk_cbdata);
3270	wsp->walk_addr = (uintptr_t)m->m_next;
3271
3272	return (rc);
3273}
3274
3275/*
3276 * *****************************************************************************
3277 * ******************************** smb_ace_t **********************************
3278 * *****************************************************************************
3279 */
3280static const ace_type_entry_t	ace_types[ACE_TYPE_TABLEN] =
3281{
3282	ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_ACE_TYPE),
3283	ACE_TYPE_ENTRY(ACE_ACCESS_DENIED_ACE_TYPE),
3284	ACE_TYPE_ENTRY(ACE_SYSTEM_AUDIT_ACE_TYPE),
3285	ACE_TYPE_ENTRY(ACE_SYSTEM_ALARM_ACE_TYPE),
3286	ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_COMPOUND_ACE_TYPE),
3287	ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_OBJECT_ACE_TYPE),
3288	ACE_TYPE_ENTRY(ACE_ACCESS_DENIED_OBJECT_ACE_TYPE),
3289	ACE_TYPE_ENTRY(ACE_SYSTEM_AUDIT_OBJECT_ACE_TYPE),
3290	ACE_TYPE_ENTRY(ACE_SYSTEM_ALARM_OBJECT_ACE_TYPE),
3291	ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_CALLBACK_ACE_TYPE),
3292	ACE_TYPE_ENTRY(ACE_ACCESS_DENIED_CALLBACK_ACE_TYPE),
3293	ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_CALLBACK_OBJECT_ACE_TYPE),
3294	ACE_TYPE_ENTRY(ACE_ACCESS_DENIED_CALLBACK_OBJECT_ACE_TYPE),
3295	ACE_TYPE_ENTRY(ACE_SYSTEM_AUDIT_CALLBACK_ACE_TYPE),
3296	ACE_TYPE_ENTRY(ACE_SYSTEM_ALARM_CALLBACK_ACE_TYPE),
3297	ACE_TYPE_ENTRY(ACE_SYSTEM_AUDIT_CALLBACK_OBJECT_ACE_TYPE),
3298	ACE_TYPE_ENTRY(ACE_SYSTEM_ALARM_CALLBACK_OBJECT_ACE_TYPE),
3299	ACE_TYPE_ENTRY(0x11),
3300	ACE_TYPE_ENTRY(0x12),
3301	ACE_TYPE_ENTRY(0x13),
3302	ACE_TYPE_ENTRY(0x14),
3303	ACE_TYPE_ENTRY(0x15),
3304	ACE_TYPE_ENTRY(0x16),
3305	ACE_TYPE_ENTRY(0x17),
3306	ACE_TYPE_ENTRY(0x18),
3307	ACE_TYPE_ENTRY(0x19),
3308	ACE_TYPE_ENTRY(0x1A),
3309	ACE_TYPE_ENTRY(0x1B),
3310	ACE_TYPE_ENTRY(0x1C),
3311	ACE_TYPE_ENTRY(0x1D),
3312	ACE_TYPE_ENTRY(0x1E),
3313	ACE_TYPE_ENTRY(0x1F)
3314};
3315
3316static const mdb_bitmask_t ace_flag_bits[] = {
3317	{ "OBJECT_INHERIT_ACE", OBJECT_INHERIT_ACE, OBJECT_INHERIT_ACE },
3318	{ "CONTAINER_INHERIT_ACE", CONTAINER_INHERIT_ACE,
3319	    CONTAINER_INHERIT_ACE },
3320	{ "NO_PROPOGATE_INHERIT_ACE", NO_PROPOGATE_INHERIT_ACE,
3321	    NO_PROPOGATE_INHERIT_ACE },
3322	{ "INHERIT_ONLY_ACE", INHERIT_ONLY_ACE, INHERIT_ONLY_ACE },
3323	{ "INHERITED_ACE", INHERITED_ACE, INHERITED_ACE },
3324	{ "SUCCESSFUL_ACCESS_ACE_FLAG", SUCCESSFUL_ACCESS_ACE_FLAG,
3325	    SUCCESSFUL_ACCESS_ACE_FLAG },
3326	{ "FAILED_ACCESS_ACE_FLAG", FAILED_ACCESS_ACE_FLAG,
3327	    FAILED_ACCESS_ACE_FLAG },
3328	{ NULL, 0, 0 }
3329};
3330
3331/*
3332 * ::smbace
3333 */
3334static int
3335smbace_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
3336{
3337	smb_ace_t	ace;
3338	int		verbose = FALSE;
3339	const char	*ptr;
3340	int		rc;
3341
3342	if (mdb_getopts(argc, argv, 'v', MDB_OPT_SETBITS, TRUE, &verbose,
3343	    NULL) != argc)
3344		return (DCMD_USAGE);
3345
3346	/*
3347	 * An smb_ace address is required.
3348	 */
3349	if (!(flags & DCMD_ADDRSPEC))
3350		return (DCMD_USAGE);
3351
3352	if (mdb_vread(&ace, sizeof (ace), addr) != sizeof (ace)) {
3353		mdb_warn("failed to read struct smb_ace at %p", addr);
3354		return (DCMD_ERR);
3355	}
3356
3357	if (verbose) {
3358		if (ace.se_hdr.se_type < ACE_TYPE_TABLEN)
3359			ptr = ace_types[ace.se_hdr.se_type].ace_type_sting;
3360		else
3361			ptr = "Unknown";
3362
3363		mdb_printf("ACE Type: 0x%02x (%s)\n", ace.se_hdr.se_type, ptr);
3364		mdb_printf("ACE Flags: %b\n", (int)ace.se_hdr.se_flags,
3365		    ace_flag_bits);
3366		mdb_printf("ACE Wire Size: 0x%04x\n", ace.se_hdr.se_bsize);
3367		mdb_printf("ACE Mask: 0x%08x\n", ace.se_mask);
3368		mdb_printf("ACE SID: ");
3369	} else {
3370		if (DCMD_HDRSPEC(flags))
3371			mdb_printf(
3372			    "%<b>%<u>%?-s %-4s %-4s %-8s %s%</u>%</b>\n",
3373			    "ACE", "TYPE", "FLAGS", "MASK", "SID");
3374		mdb_printf("%?p 0x%02x 0x%02x 0x%08x ", addr,
3375		    ace.se_hdr.se_type, ace.se_hdr.se_flags, ace.se_mask);
3376	}
3377	rc = smb_sid_print((uintptr_t)ace.se_sid);
3378	mdb_printf("\n");
3379	return (rc);
3380}
3381
3382static int
3383smb_ace_walk_init(mdb_walk_state_t *wsp)
3384{
3385	int sal_off;
3386
3387	if (wsp->walk_addr == 0) {
3388		mdb_printf("smb_ace walk only supports local walks\n");
3389		return (WALK_ERR);
3390	}
3391
3392	GET_OFFSET(sal_off, smb_acl_t, sl_sorted);
3393	wsp->walk_addr += sal_off;
3394
3395	if (mdb_layered_walk("list", wsp) == -1) {
3396		mdb_warn("failed to walk list of ACEs");
3397		return (WALK_ERR);
3398	}
3399
3400	return (WALK_NEXT);
3401}
3402
3403static int
3404smb_ace_walk_step(mdb_walk_state_t *wsp)
3405{
3406	return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer,
3407	    wsp->walk_cbdata));
3408}
3409
3410/*
3411 * *****************************************************************************
3412 * ******************************** smb_acl_t **********************************
3413 * *****************************************************************************
3414 */
3415
3416/*
3417 * ::smbacl
3418 */
3419static int
3420smbacl_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
3421{
3422	smb_acl_t	acl;
3423
3424	/* An smb_acl address is required. */
3425	if (!(flags & DCMD_ADDRSPEC))
3426		return (DCMD_USAGE);
3427
3428	if (mdb_vread(&acl, sizeof (acl), addr) != sizeof (acl)) {
3429		mdb_warn("failed to read struct smb_acl at %p", addr);
3430		return (DCMD_ERR);
3431	}
3432
3433	mdb_printf("ACL Revision: %d\n", acl.sl_revision);
3434	mdb_printf("ACL Size on Wire: %d\n", acl.sl_bsize);
3435	mdb_printf("ACL Number of ACEs: %d\n", acl.sl_acecnt);
3436
3437	(void) mdb_inc_indent(SMB_DCMD_INDENT);
3438	if (mdb_pwalk_dcmd("smbace_walker", "smbace", argc, argv, addr)) {
3439		(void) mdb_dec_indent(SMB_DCMD_INDENT);
3440		mdb_warn("failed to walk list of ACEs for ACL %p", addr);
3441		return (DCMD_ERR);
3442	}
3443	(void) mdb_dec_indent(SMB_DCMD_INDENT);
3444	return (DCMD_OK);
3445}
3446
3447/*
3448 * *****************************************************************************
3449 * ********************************* smb_sd_t **********************************
3450 * *****************************************************************************
3451 */
3452
3453/*
3454 * ::smbsd
3455 */
3456static int
3457smbsd_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
3458{
3459	smb_sd_t	sd;
3460	int		rc;
3461
3462	/*
3463	 * An smb_sid address is required.
3464	 */
3465	if (!(flags & DCMD_ADDRSPEC))
3466		return (DCMD_USAGE);
3467
3468	if (mdb_vread(&sd, sizeof (sd), addr) != sizeof (sd)) {
3469		mdb_warn("failed to read struct smb_sd at %p", addr);
3470		return (DCMD_ERR);
3471	}
3472
3473	mdb_printf("SD Revision: %d\n", sd.sd_revision);
3474	mdb_printf("SD Control: %04x\n", sd.sd_control);
3475	if (sd.sd_control & SE_OWNER_DEFAULTED)
3476		mdb_printf("\t    SE_OWNER_DEFAULTED\n");
3477	if (sd.sd_control & SE_GROUP_DEFAULTED)
3478		mdb_printf("\t    SE_GROUP_DEFAULTED\n");
3479	if (sd.sd_control & SE_DACL_PRESENT)
3480		mdb_printf("\t    SE_DACL_PRESENT\n");
3481	if (sd.sd_control & SE_DACL_DEFAULTED)
3482		mdb_printf("\t    SE_DACL_DEFAULTED\n");
3483	if (sd.sd_control & SE_SACL_PRESENT)
3484		mdb_printf("\t    SE_SACL_PRESENT\n");
3485	if (sd.sd_control & SE_SACL_DEFAULTED)
3486		mdb_printf("\t    SE_SACL_DEFAULTED\n");
3487	if (sd.sd_control & SE_DACL_AUTO_INHERIT_REQ)
3488		mdb_printf("\t    SE_DACL_AUTO_INHERIT_REQ\n");
3489	if (sd.sd_control & SE_SACL_AUTO_INHERIT_REQ)
3490		mdb_printf("\t    SE_SACL_AUTO_INHERIT_REQ\n");
3491	if (sd.sd_control & SE_DACL_AUTO_INHERITED)
3492		mdb_printf("\t    SE_DACL_AUTO_INHERITED\n");
3493	if (sd.sd_control & SE_SACL_AUTO_INHERITED)
3494		mdb_printf("\t    SE_SACL_AUTO_INHERITED\n");
3495	if (sd.sd_control & SE_DACL_PROTECTED)
3496		mdb_printf("\t    SE_DACL_PROTECTED\n");
3497	if (sd.sd_control & SE_SACL_PROTECTED)
3498		mdb_printf("\t    SE_SACL_PROTECTED\n");
3499	if (sd.sd_control & SE_SELF_RELATIVE)
3500		mdb_printf("\t    SE_SELF_RELATIVE\n");
3501
3502	mdb_printf("SID of Owner: ");
3503	rc = smb_sid_print((uintptr_t)sd.sd_owner);
3504	if (rc != DCMD_OK)
3505		return (rc);
3506	mdb_printf("\nSID of Group: ");
3507	rc = smb_sid_print((uintptr_t)sd.sd_group);
3508	if (rc != DCMD_OK)
3509		return (rc);
3510	mdb_printf("\n");
3511
3512	if (sd.sd_control & SE_SACL_PRESENT && sd.sd_sacl) {
3513		mdb_printf("%<b>%<u>System ACL%</u>%</b>\n");
3514		(void) mdb_inc_indent(SMB_DCMD_INDENT);
3515		rc = mdb_call_dcmd("smbacl", (uintptr_t)sd.sd_sacl, flags,
3516		    argc, argv);
3517		(void) mdb_dec_indent(SMB_DCMD_INDENT);
3518		if (rc != DCMD_OK)
3519			return (rc);
3520	}
3521	if (sd.sd_control & SE_DACL_PRESENT && sd.sd_dacl) {
3522		mdb_printf("%<b>%<u>Discretionary ACL%</u>%</b>\n");
3523		(void) mdb_inc_indent(SMB_DCMD_INDENT);
3524		rc = mdb_call_dcmd("smbacl", (uintptr_t)sd.sd_dacl, flags,
3525		    argc, argv);
3526		(void) mdb_dec_indent(SMB_DCMD_INDENT);
3527		if (rc != DCMD_OK)
3528			return (rc);
3529	}
3530
3531	return (DCMD_OK);
3532}
3533
3534/*
3535 * *****************************************************************************
3536 * ********************************* smb_sid_t *********************************
3537 * *****************************************************************************
3538 */
3539
3540/*
3541 * ::smbsid
3542 */
3543/*ARGSUSED*/
3544static int
3545smbsid_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
3546{
3547	/*
3548	 * An smb_sid address is required.
3549	 */
3550	if (!(flags & DCMD_ADDRSPEC))
3551		return (DCMD_USAGE);
3552
3553	return (smb_sid_print(addr));
3554}
3555
3556/*
3557 * smb_sid_print
3558 */
3559static int
3560smb_sid_print(uintptr_t addr)
3561{
3562	smb_sid_t	sid;
3563	smb_sid_t	*psid;
3564	size_t		sid_size;
3565	uint64_t	authority;
3566	int		ssa_off;
3567	int		i;
3568
3569	GET_OFFSET(ssa_off, smb_sid_t, sid_subauth);
3570	sid_size = ssa_off;
3571
3572	if (mdb_vread(&sid, sid_size, addr) != sid_size) {
3573		mdb_warn("failed to read struct smb_sid at %p", addr);
3574		return (DCMD_ERR);
3575	}
3576
3577	sid_size += sid.sid_subauthcnt * sizeof (sid.sid_subauth[0]);
3578
3579	psid = mdb_zalloc(sid_size, UM_SLEEP | UM_GC);
3580	if (mdb_vread(psid, sid_size, addr) != sid_size) {
3581		mdb_warn("failed to read struct smb_sid at %p", addr);
3582		return (DCMD_ERR);
3583	}
3584
3585	mdb_printf("S-%d", psid->sid_revision);
3586	authority = 0;
3587	for (i = 0; i < NT_SID_AUTH_MAX; i++) {
3588		authority += ((uint64_t)psid->sid_authority[i]) <<
3589		    (8 * (NT_SID_AUTH_MAX - 1) - i);
3590	}
3591	mdb_printf("-%ll", authority);
3592
3593	for (i = 0; i < psid->sid_subauthcnt; i++)
3594		mdb_printf("-%d", psid->sid_subauth[i]);
3595
3596	return (DCMD_OK);
3597}
3598
3599/*
3600 * *****************************************************************************
3601 * ********************************* smb_fssd_t ********************************
3602 * *****************************************************************************
3603 */
3604
3605/*
3606 * ::smbfssd
3607 */
3608static int
3609smbfssd_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
3610{
3611	smb_fssd_t	fssd;
3612	int		rc;
3613
3614	/*
3615	 * An smb_fssd address is required.
3616	 */
3617	if (!(flags & DCMD_ADDRSPEC))
3618		return (DCMD_USAGE);
3619
3620	if (mdb_vread(&fssd, sizeof (fssd), addr) != sizeof (fssd)) {
3621		mdb_warn("failed to read struct smb_fssd at %p", addr);
3622		return (DCMD_ERR);
3623	}
3624
3625	mdb_printf("FSSD secinfo: 0x%x\n", fssd.sd_secinfo);
3626	if (fssd.sd_secinfo & SMB_OWNER_SECINFO)
3627		mdb_printf("FSSD uid: %d\n", fssd.sd_uid);
3628	if (fssd.sd_secinfo & SMB_GROUP_SECINFO)
3629		mdb_printf("FSSD gid: %d\n", fssd.sd_gid);
3630	if (fssd.sd_secinfo & SMB_SACL_SECINFO && fssd.sd_zsacl) {
3631		mdb_printf("%<b>%<u>System ACL%</u>%</b>\n");
3632		(void) mdb_inc_indent(SMB_DCMD_INDENT);
3633		rc = mdb_call_dcmd("smbacl", (uintptr_t)fssd.sd_zsacl, flags,
3634		    argc, argv);
3635		(void) mdb_dec_indent(SMB_DCMD_INDENT);
3636		if (rc != DCMD_OK)
3637			return (rc);
3638	}
3639	if (fssd.sd_secinfo & SMB_DACL_SECINFO && fssd.sd_zdacl) {
3640		mdb_printf("%<b>%<u>Discretionary ACL%</u>%</b>\n");
3641		(void) mdb_inc_indent(SMB_DCMD_INDENT);
3642		rc = mdb_call_dcmd("smbacl", (uintptr_t)fssd.sd_zdacl, flags,
3643		    argc, argv);
3644		(void) mdb_dec_indent(SMB_DCMD_INDENT);
3645		if (rc != DCMD_OK)
3646			return (rc);
3647	}
3648
3649	return (DCMD_OK);
3650}
3651
3652/*
3653 * *****************************************************************************
3654 * **************************** Utility Funcions *******************************
3655 * *****************************************************************************
3656 */
3657
3658/*
3659 * smb_dcmd_getopt
3660 *
3661 * This function analyzes the arguments passed in and sets the bit corresponding
3662 * to the options found in the opts variable.
3663 *
3664 * Return Value
3665 *
3666 *	-1	An error occured during the decoding
3667 *	0	The decoding was successful
3668 */
3669static int
3670smb_dcmd_getopt(uint_t *opts, int argc, const mdb_arg_t *argv)
3671{
3672	*opts = 0;
3673
3674	if (mdb_getopts(argc, argv,
3675	    's', MDB_OPT_SETBITS, SMB_OPT_SERVER, opts,
3676	    'e', MDB_OPT_SETBITS, SMB_OPT_SESSION, opts,
3677	    'r', MDB_OPT_SETBITS, SMB_OPT_REQUEST, opts,
3678	    'u', MDB_OPT_SETBITS, SMB_OPT_USER, opts,
3679	    't', MDB_OPT_SETBITS, SMB_OPT_TREE, opts,
3680	    'f', MDB_OPT_SETBITS, SMB_OPT_OFILE, opts,
3681	    'd', MDB_OPT_SETBITS, SMB_OPT_ODIR, opts,
3682	    'w', MDB_OPT_SETBITS, SMB_OPT_WALK, opts,
3683	    'v', MDB_OPT_SETBITS, SMB_OPT_VERBOSE, opts,
3684	    NULL) != argc)
3685		return (-1);
3686
3687	return (0);
3688}
3689
3690/*
3691 * smb_dcmd_setopt
3692 *
3693 * This function set the arguments corresponding to the bits set in opts.
3694 *
3695 * Return Value
3696 *
3697 *	Number of arguments set.
3698 */
3699static int
3700smb_dcmd_setopt(uint_t opts, int max_argc, mdb_arg_t *argv)
3701{
3702	int	i;
3703	int	argc = 0;
3704
3705	for (i = 0; i < SMB_MDB_MAX_OPTS; i++) {
3706		if ((opts & smb_opts[i].o_value) && (argc < max_argc)) {
3707			argv->a_type = MDB_TYPE_STRING;
3708			argv->a_un.a_str = smb_opts[i].o_name;
3709			argc++;
3710			argv++;
3711		}
3712	}
3713	return (argc);
3714}
3715
3716/*
3717 * smb_obj_expand
3718 */
3719static int
3720smb_obj_expand(uintptr_t addr, uint_t opts, const smb_exp_t *x, ulong_t indent)
3721{
3722	int		rc = 0;
3723	int		ex_off;
3724	int		argc;
3725	mdb_arg_t	argv[SMB_MDB_MAX_OPTS];
3726
3727	argc = smb_dcmd_setopt(opts | SMB_OPT_WALK, SMB_MDB_MAX_OPTS, argv);
3728
3729	(void) mdb_inc_indent(indent);
3730	while (x->ex_dcmd) {
3731		if (x->ex_mask & opts) {
3732			ex_off = (x->ex_offset)();
3733			if (ex_off < 0) {
3734				mdb_warn("failed to get the list offset for %s",
3735				    x->ex_name);
3736				rc = ex_off;
3737				break;
3738			}
3739
3740			rc = mdb_pwalk_dcmd("list", x->ex_dcmd, argc, argv,
3741			    addr + ex_off);
3742
3743			if (rc) {
3744				mdb_warn("failed to walk the list of %s in %p",
3745				    x->ex_name, addr + ex_off);
3746				break;
3747			}
3748		}
3749		x++;
3750	}
3751	(void) mdb_dec_indent(indent);
3752	return (rc);
3753}
3754
3755/*
3756 * smb_obj_list
3757 *
3758 * Function called by the DCMDs when no address is provided. It expands the
3759 * tree under the object type associated with the calling DCMD (based on the
3760 * flags passed in).
3761 *
3762 * Return Value
3763 *
3764 *	DCMD_OK
3765 *	DCMD_ERR
3766 */
3767static int
3768smb_obj_list(const char *name, uint_t opts, uint_t flags)
3769{
3770	int		argc;
3771	mdb_arg_t	argv[SMB_MDB_MAX_OPTS];
3772
3773	argc = smb_dcmd_setopt(opts, SMB_MDB_MAX_OPTS, argv);
3774
3775	if (mdb_call_dcmd("smblist", 0, flags, argc, argv)) {
3776		mdb_warn("failed to list %s", name);
3777		return (DCMD_ERR);
3778	}
3779	return (DCMD_OK);
3780}
3781
3782static int
3783smb_worker_findstack(uintptr_t addr)
3784{
3785	char		cmd[80];
3786	mdb_arg_t	cmdarg;
3787
3788	mdb_inc_indent(2);
3789	mdb_snprintf(cmd, sizeof (cmd), "<.$c%d", 16);
3790	cmdarg.a_type = MDB_TYPE_STRING;
3791	cmdarg.a_un.a_str = cmd;
3792	(void) mdb_call_dcmd("findstack", addr, DCMD_ADDRSPEC, 1, &cmdarg);
3793	mdb_dec_indent(2);
3794	mdb_printf("\n");
3795	return (DCMD_OK);
3796}
3797
3798static void
3799smb_inaddr_ntop(smb_inaddr_t *ina, char *buf, size_t sz)
3800{
3801
3802	switch (ina->a_family) {
3803	case AF_INET:
3804		(void) mdb_snprintf(buf, sz, "%I", ina->a_ipv4);
3805		break;
3806	case AF_INET6:
3807		(void) mdb_snprintf(buf, sz, "%N", &ina->a_ipv6);
3808		break;
3809	default:
3810		(void) mdb_snprintf(buf, sz, "(?)");
3811		break;
3812	}
3813}
3814
3815/*
3816 * Get the name for an enum value
3817 */
3818static void
3819get_enum(char *out, size_t size, const char *type_str, int val,
3820    const char *prefix)
3821{
3822	mdb_ctf_id_t type_id;
3823	const char *cp;
3824
3825	if (mdb_ctf_lookup_by_name(type_str, &type_id) != 0)
3826		goto errout;
3827	if (mdb_ctf_type_resolve(type_id, &type_id) != 0)
3828		goto errout;
3829	if ((cp = mdb_ctf_enum_name(type_id, val)) == NULL)
3830		goto errout;
3831	if (prefix != NULL) {
3832		size_t len = strlen(prefix);
3833		if (strncmp(cp, prefix, len) == 0)
3834			cp += len;
3835	}
3836	(void) strncpy(out, cp, size);
3837	return;
3838
3839errout:
3840	mdb_snprintf(out, size, "? (%d)", val);
3841}
3842
3843/*
3844 * MDB module linkage information:
3845 *
3846 * We declare a list of structures describing our dcmds, a list of structures
3847 * describing our walkers and a function named _mdb_init to return a pointer
3848 * to our module information.
3849 */
3850static const mdb_dcmd_t dcmds[] = {
3851	{   "smblist",
3852	    "[-seutfdwv]",
3853	    "print tree of SMB objects",
3854	    smblist_dcmd,
3855	    smblist_help },
3856	{   "smbsrv",
3857	    "[-seutfdwv]",
3858	    "print smb_server information",
3859	    smbsrv_dcmd },
3860	{   "smbshare",
3861	    ":[-v]",
3862	    "print smb_kshare_t information",
3863	    smbshare_dcmd },
3864	{   "smbvfs",
3865	    ":[-v]",
3866	    "print smb_vfs information",
3867	    smbvfs_dcmd },
3868	{   "smbnode",
3869	    "?[-vps]",
3870	    "print smb_node_t information",
3871	    smbnode_dcmd,
3872	    smbnode_help },
3873	{   "smbsess",
3874	    "[-utfdwv]",
3875	    "print smb_session_t information",
3876	    smbsess_dcmd,
3877	    smbsess_help},
3878	{   "smbreq",
3879	    ":[-v]",
3880	    "print smb_request_t information",
3881	    smbreq_dcmd },
3882	{   "smbreq_dump",
3883	    ":[-cr] [-o outfile]",
3884	    "dump smb_request_t packets (cmd/reply)",
3885	    smbreq_dump_dcmd,
3886	    smbreq_dump_help,
3887	},
3888	{   "smblock", ":[-v]",
3889	    "print smb_lock_t information",
3890	    smblock_dcmd },
3891	{   "smbuser",
3892	    ":[-vdftq]",
3893	    "print smb_user_t information",
3894	    smbuser_dcmd,
3895	    smbuser_help },
3896	{   "smbtree",
3897	    ":[-vdf]",
3898	    "print smb_tree_t information",
3899	    smbtree_dcmd,
3900	    smbtree_help },
3901	{   "smbodir",
3902	    ":[-v]",
3903	    "print smb_odir_t information",
3904	    smbodir_dcmd },
3905	{   "smbofile",
3906	    "[-v]",
3907	    "print smb_file_t information",
3908	    smbofile_dcmd },
3909	{   "smbsrv_leases",
3910	    "[-v]",
3911	    "print lease table for a server",
3912	    smbsrv_leases_dcmd },
3913	{   "smblease",
3914	    "[-v]",
3915	    "print smb_lease_t information",
3916	    smblease_dcmd },
3917	{   "smbnode_oplock", NULL,
3918	    "print smb_node_t oplock information",
3919	    smbnode_oplock_dcmd },
3920	{   "smbofile_oplock", NULL,
3921	    "print smb_ofile_t oplock information",
3922	    smbofile_oplock_dcmd },
3923	{   "smbace", "[-v]",
3924	    "print smb_ace_t information",
3925	    smbace_dcmd },
3926	{   "smbacl", "[-v]",
3927	    "print smb_acl_t information",
3928	    smbacl_dcmd },
3929	{   "smbsid", "[-v]",
3930	    "print smb_sid_t information",
3931	    smbsid_dcmd },
3932	{   "smbsd", "[-v]",
3933	    "print smb_sd_t information",
3934	    smbsd_dcmd },
3935	{   "smbfssd", "[-v]",
3936	    "print smb_fssd_t information",
3937	    smbfssd_dcmd },
3938	{   "smb_mbuf_dump", ":[max_len]",
3939	    "print mbuf_t data",
3940	    smb_mbuf_dump_dcmd },
3941	{   "smbdurable",
3942	    "[-v]",
3943	    "list ofiles on sv->sv_persistid_ht",
3944	    smbdurable_dcmd },
3945	{   "smbhashstat",
3946	    "[-v]",
3947	    "list stats from an smb_hash_t structure",
3948	    smbhashstat_dcmd },
3949
3950	{ NULL }
3951};
3952
3953static const mdb_walker_t walkers[] = {
3954	{   "smbnode_walker",
3955	    "walk list of smb_node_t structures",
3956	    smb_node_walk_init,
3957	    smb_node_walk_step,
3958	    NULL,
3959	    NULL },
3960	{   "smbshare_walker",
3961	    "walk list of smb_kshare_t structures",
3962	    smb_kshare_walk_init,
3963	    smb_kshare_walk_step,
3964	    NULL,
3965	    NULL },
3966	{   "smbvfs_walker",
3967	    "walk list of smb_vfs_t structures",
3968	    smb_vfs_walk_init,
3969	    smb_vfs_walk_step,
3970	    NULL,
3971	    NULL },
3972	{   "smbace_walker",
3973	    "walk list of smb_ace_t structures",
3974	    smb_ace_walk_init,
3975	    smb_ace_walk_step,
3976	    NULL,
3977	    NULL },
3978	{   "smb_mbuf_walker",
3979	    "walk list of mbuf_t structures",
3980	    smb_mbuf_walk_init,
3981	    smb_mbuf_walk_step,
3982	    NULL,
3983	    NULL },
3984	{   "smb_hash_walker",
3985	    "walk an smb_hash_t structure",
3986	    smb_hash_walk_init,
3987	    smb_hash_walk_step,
3988	    NULL,
3989	    NULL },
3990	{   "smb_hashstat_walker",
3991	    "walk the buckets from an smb_hash_t structure",
3992	    smb_hashstat_walk_init,
3993	    smb_hashstat_walk_step,
3994	    NULL,
3995	    NULL },
3996
3997	{ NULL }
3998};
3999
4000static const mdb_modinfo_t modinfo = {
4001	MDB_API_VERSION, dcmds, walkers
4002};
4003
4004const mdb_modinfo_t *
4005_mdb_init(void)
4006{
4007	return (&modinfo);
4008}
4009