s4:torture/smb2: add smb2_lease_v2_create_share() helper
[metze/samba/wip.git] / source4 / torture / smb2 / util.c
1 /* 
2    Unix SMB/CIFS implementation.
3
4    helper functions for SMB2 test suite
5
6    Copyright (C) Andrew Tridgell 2005
7    
8    This program is free software; you can redistribute it and/or modify
9    it under the terms of the GNU General Public License as published by
10    the Free Software Foundation; either version 3 of the License, or
11    (at your option) any later version.
12    
13    This program is distributed in the hope that it will be useful,
14    but WITHOUT ANY WARRANTY; without even the implied warranty of
15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16    GNU General Public License for more details.
17    
18    You should have received a copy of the GNU General Public License
19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
20 */
21
22 #include "includes.h"
23 #include "libcli/security/security_descriptor.h"
24 #include "libcli/smb2/smb2.h"
25 #include "libcli/smb2/smb2_calls.h"
26 #include "../libcli/smb/smbXcli_base.h"
27 #include "lib/cmdline/popt_common.h"
28 #include "system/time.h"
29 #include "librpc/gen_ndr/ndr_security.h"
30 #include "param/param.h"
31 #include "libcli/resolve/resolve.h"
32
33 #include "torture/torture.h"
34 #include "torture/smb2/proto.h"
35
36
37 /*
38   write to a file on SMB2
39 */
40 NTSTATUS smb2_util_write(struct smb2_tree *tree,
41                          struct smb2_handle handle, 
42                          const void *buf, off_t offset, size_t size)
43 {
44         struct smb2_write w;
45
46         ZERO_STRUCT(w);
47         w.in.file.handle = handle;
48         w.in.offset      = offset;
49         w.in.data        = data_blob_const(buf, size);
50
51         return smb2_write(tree, &w);
52 }
53
54 /*
55   create a complex file/dir using the SMB2 protocol
56 */
57 static NTSTATUS smb2_create_complex(struct smb2_tree *tree, const char *fname, 
58                                          struct smb2_handle *handle, bool dir)
59 {
60         TALLOC_CTX *tmp_ctx = talloc_new(tree);
61         char buf[7] = "abc";
62         struct smb2_create io;
63         union smb_setfileinfo setfile;
64         union smb_fileinfo fileinfo;
65         time_t t = (time(NULL) & ~1);
66         NTSTATUS status;
67
68         smb2_util_unlink(tree, fname);
69         ZERO_STRUCT(io);
70         io.in.desired_access = SEC_FLAG_MAXIMUM_ALLOWED;
71         io.in.file_attributes   = FILE_ATTRIBUTE_NORMAL;
72         io.in.create_disposition = NTCREATEX_DISP_OVERWRITE_IF;
73         io.in.share_access = 
74                 NTCREATEX_SHARE_ACCESS_DELETE|
75                 NTCREATEX_SHARE_ACCESS_READ|
76                 NTCREATEX_SHARE_ACCESS_WRITE;
77         io.in.create_options = 0;
78         io.in.fname = fname;
79         if (dir) {
80                 io.in.create_options = NTCREATEX_OPTIONS_DIRECTORY;
81                 io.in.share_access &= ~NTCREATEX_SHARE_ACCESS_DELETE;
82                 io.in.file_attributes   = FILE_ATTRIBUTE_DIRECTORY;
83                 io.in.create_disposition = NTCREATEX_DISP_CREATE;
84         }
85
86         /* it seems vista is now fussier about alignment? */
87         if (strchr(fname, ':') == NULL) {
88                 /* setup some EAs */
89                 io.in.eas.num_eas = 2;
90                 io.in.eas.eas = talloc_array(tmp_ctx, struct ea_struct, 2);
91                 io.in.eas.eas[0].flags = 0;
92                 io.in.eas.eas[0].name.s = "EAONE";
93                 io.in.eas.eas[0].value = data_blob_talloc(tmp_ctx, "VALUE1", 6);
94                 io.in.eas.eas[1].flags = 0;
95                 io.in.eas.eas[1].name.s = "SECONDEA";
96                 io.in.eas.eas[1].value = data_blob_talloc(tmp_ctx, "ValueTwo", 8);
97         }
98
99         status = smb2_create(tree, tmp_ctx, &io);
100         talloc_free(tmp_ctx);
101         NT_STATUS_NOT_OK_RETURN(status);
102
103         *handle = io.out.file.handle;
104
105         if (!dir) {
106                 status = smb2_util_write(tree, *handle, buf, 0, sizeof(buf));
107                 NT_STATUS_NOT_OK_RETURN(status);
108         }
109
110         /* make sure all the timestamps aren't the same, and are also 
111            in different DST zones*/
112         setfile.generic.level = RAW_SFILEINFO_BASIC_INFORMATION;
113         setfile.generic.in.file.handle = *handle;
114
115         unix_to_nt_time(&setfile.basic_info.in.create_time, t + 9*30*24*60*60);
116         unix_to_nt_time(&setfile.basic_info.in.access_time, t + 6*30*24*60*60);
117         unix_to_nt_time(&setfile.basic_info.in.write_time,  t + 3*30*24*60*60);
118         unix_to_nt_time(&setfile.basic_info.in.change_time, t + 1*30*24*60*60);
119         setfile.basic_info.in.attrib      = FILE_ATTRIBUTE_NORMAL;
120
121         status = smb2_setinfo_file(tree, &setfile);
122         if (!NT_STATUS_IS_OK(status)) {
123                 printf("Failed to setup file times - %s\n", nt_errstr(status));
124                 return status;
125         }
126
127         /* make sure all the timestamps aren't the same */
128         fileinfo.generic.level = RAW_FILEINFO_SMB2_ALL_INFORMATION;
129         fileinfo.generic.in.file.handle = *handle;
130
131         status = smb2_getinfo_file(tree, tree, &fileinfo);
132         if (!NT_STATUS_IS_OK(status)) {
133                 printf("Failed to query file times - %s\n", nt_errstr(status));
134                 return status;
135                 
136         }
137
138 #define CHECK_TIME(field) do {\
139         if (setfile.basic_info.in.field != fileinfo.all_info2.out.field) { \
140                 printf("(%s) " #field " not setup correctly: %s(%llu) => %s(%llu)\n", \
141                         __location__, \
142                         nt_time_string(tree, setfile.basic_info.in.field), \
143                         (unsigned long long)setfile.basic_info.in.field, \
144                         nt_time_string(tree, fileinfo.basic_info.out.field), \
145                         (unsigned long long)fileinfo.basic_info.out.field); \
146                 status = NT_STATUS_INVALID_PARAMETER; \
147         } \
148 } while (0)
149
150         CHECK_TIME(create_time);
151         CHECK_TIME(access_time);
152         CHECK_TIME(write_time);
153         CHECK_TIME(change_time);
154
155         return status;
156 }
157
158 /*
159   create a complex file using the SMB2 protocol
160 */
161 NTSTATUS smb2_create_complex_file(struct smb2_tree *tree, const char *fname, 
162                                          struct smb2_handle *handle)
163 {
164         return smb2_create_complex(tree, fname, handle, false);
165 }
166
167 /*
168   create a complex dir using the SMB2 protocol
169 */
170 NTSTATUS smb2_create_complex_dir(struct smb2_tree *tree, const char *fname, 
171                                  struct smb2_handle *handle)
172 {
173         return smb2_create_complex(tree, fname, handle, true);
174 }
175
176 /*
177   show lots of information about a file
178 */
179 void torture_smb2_all_info(struct smb2_tree *tree, struct smb2_handle handle)
180 {
181         NTSTATUS status;
182         TALLOC_CTX *tmp_ctx = talloc_new(tree);
183         union smb_fileinfo io;
184
185         io.generic.level = RAW_FILEINFO_SMB2_ALL_INFORMATION;
186         io.generic.in.file.handle = handle;
187
188         status = smb2_getinfo_file(tree, tmp_ctx, &io);
189         if (!NT_STATUS_IS_OK(status)) {
190                 DEBUG(0,("getinfo failed - %s\n", nt_errstr(status)));
191                 talloc_free(tmp_ctx);
192                 return;
193         }
194
195         d_printf("all_info for '%s'\n", io.all_info2.out.fname.s);
196         d_printf("\tcreate_time:    %s\n", nt_time_string(tmp_ctx, io.all_info2.out.create_time));
197         d_printf("\taccess_time:    %s\n", nt_time_string(tmp_ctx, io.all_info2.out.access_time));
198         d_printf("\twrite_time:     %s\n", nt_time_string(tmp_ctx, io.all_info2.out.write_time));
199         d_printf("\tchange_time:    %s\n", nt_time_string(tmp_ctx, io.all_info2.out.change_time));
200         d_printf("\tattrib:         0x%x\n", io.all_info2.out.attrib);
201         d_printf("\tunknown1:       0x%x\n", io.all_info2.out.unknown1);
202         d_printf("\talloc_size:     %llu\n", (long long)io.all_info2.out.alloc_size);
203         d_printf("\tsize:           %llu\n", (long long)io.all_info2.out.size);
204         d_printf("\tnlink:          %u\n", io.all_info2.out.nlink);
205         d_printf("\tdelete_pending: %u\n", io.all_info2.out.delete_pending);
206         d_printf("\tdirectory:      %u\n", io.all_info2.out.directory);
207         d_printf("\tfile_id:        %llu\n", (long long)io.all_info2.out.file_id);
208         d_printf("\tea_size:        %u\n", io.all_info2.out.ea_size);
209         d_printf("\taccess_mask:    0x%08x\n", io.all_info2.out.access_mask);
210         d_printf("\tposition:       0x%llx\n", (long long)io.all_info2.out.position);
211         d_printf("\tmode:           0x%llx\n", (long long)io.all_info2.out.mode);
212
213         /* short name, if any */
214         io.generic.level = RAW_FILEINFO_ALT_NAME_INFORMATION;
215         status = smb2_getinfo_file(tree, tmp_ctx, &io);
216         if (NT_STATUS_IS_OK(status)) {
217                 d_printf("\tshort name:     '%s'\n", io.alt_name_info.out.fname.s);
218         }
219
220         /* the EAs, if any */
221         io.generic.level = RAW_FILEINFO_SMB2_ALL_EAS;
222         status = smb2_getinfo_file(tree, tmp_ctx, &io);
223         if (NT_STATUS_IS_OK(status)) {
224                 int i;
225                 for (i=0;i<io.all_eas.out.num_eas;i++) {
226                         d_printf("\tEA[%d] flags=%d len=%d '%s'\n", i,
227                                  io.all_eas.out.eas[i].flags,
228                                  (int)io.all_eas.out.eas[i].value.length,
229                                  io.all_eas.out.eas[i].name.s);
230                 }
231         }
232
233         /* streams, if available */
234         io.generic.level = RAW_FILEINFO_STREAM_INFORMATION;
235         status = smb2_getinfo_file(tree, tmp_ctx, &io);
236         if (NT_STATUS_IS_OK(status)) {
237                 int i;
238                 for (i=0;i<io.stream_info.out.num_streams;i++) {
239                         d_printf("\tstream %d:\n", i);
240                         d_printf("\t\tsize       %ld\n", 
241                                  (long)io.stream_info.out.streams[i].size);
242                         d_printf("\t\talloc size %ld\n", 
243                                  (long)io.stream_info.out.streams[i].alloc_size);
244                         d_printf("\t\tname       %s\n", io.stream_info.out.streams[i].stream_name.s);
245                 }
246         }       
247
248         if (DEBUGLVL(1)) {
249                 /* the security descriptor */
250                 io.query_secdesc.level = RAW_FILEINFO_SEC_DESC;
251                 io.query_secdesc.in.secinfo_flags = 
252                         SECINFO_OWNER|SECINFO_GROUP|
253                         SECINFO_DACL;
254                 status = smb2_getinfo_file(tree, tmp_ctx, &io);
255                 if (NT_STATUS_IS_OK(status)) {
256                         NDR_PRINT_DEBUG(security_descriptor, io.query_secdesc.out.sd);
257                 }
258         }
259
260         talloc_free(tmp_ctx);   
261 }
262
263 /**
264  * open a smb2 tree connect
265  */
266 bool torture_smb2_tree_connect(struct torture_context *tctx,
267                                struct smb2_session *session,
268                                TALLOC_CTX *mem_ctx,
269                                struct smb2_tree **_tree)
270 {
271         NTSTATUS status;
272         const char *host = torture_setting_string(tctx, "host", NULL);
273         const char *share = torture_setting_string(tctx, "share", NULL);
274         struct smb2_tree_connect tcon;
275         struct smb2_tree *tree;
276
277         ZERO_STRUCT(tcon);
278         tcon.in.reserved = 0;
279         tcon.in.path = talloc_asprintf(tctx, "\\\\%s\\%s", host, share);
280         if (tcon.in.path == NULL) {
281                 printf("talloc failed\n");
282                 return false;
283         }
284
285         status = smb2_tree_connect(session, &tcon);
286         if (!NT_STATUS_IS_OK(status)) {
287                 printf("Failed to tree_connect to SMB2 share \\\\%s\\%s - %s\n",
288                        host, share, nt_errstr(status));
289                 return false;
290         }
291
292         tree = smb2_tree_init(session, mem_ctx, true);
293         if (tree == NULL) {
294                 printf("talloc failed\n");
295                 return false;
296         }
297
298         smb2cli_tcon_set_values(tree->smbXcli,
299                                 tree->session->smbXcli,
300                                 tcon.out.tid,
301                                 tcon.out.share_type,
302                                 tcon.out.flags,
303                                 tcon.out.capabilities,
304                                 tcon.out.access_mask);
305
306         *_tree = tree;
307
308         return true;
309 }
310
311 /**
312  * do a smb2 session setup (without a tree connect)
313  */
314 bool torture_smb2_session_setup(struct torture_context *tctx,
315                                 struct smb2_transport *transport,
316                                 uint64_t previous_session_id,
317                                 TALLOC_CTX *mem_ctx,
318                                 struct smb2_session **_session)
319 {
320         NTSTATUS status;
321         struct smb2_session *session;
322         struct cli_credentials *credentials = cmdline_credentials;
323
324         session = smb2_session_init(transport,
325                                     lpcfg_gensec_settings(tctx, tctx->lp_ctx),
326                                     mem_ctx, true);
327
328         if (session == NULL) {
329                 return false;
330         }
331
332         status = smb2_session_setup_spnego(session, credentials,
333                                            previous_session_id);
334         if (!NT_STATUS_IS_OK(status)) {
335                 printf("session setup failed: %s\n", nt_errstr(status));
336                 talloc_free(session);
337                 return false;
338         }
339
340         *_session = session;
341
342         return true;
343 }
344
345 /*
346   open a smb2 connection
347 */
348 bool torture_smb2_connection_ext(struct torture_context *tctx,
349                                  uint64_t previous_session_id,
350                                  struct smb2_tree **tree)
351 {
352         NTSTATUS status;
353         const char *host = torture_setting_string(tctx, "host", NULL);
354         const char *share = torture_setting_string(tctx, "share", NULL);
355         struct cli_credentials *credentials = cmdline_credentials;
356         struct smbcli_options options;
357
358         lpcfg_smbcli_options(tctx->lp_ctx, &options);
359
360         status = smb2_connect_ext(tctx,
361                                   host,
362                                   lpcfg_smb_ports(tctx->lp_ctx),
363                                   share,
364                                   lpcfg_resolve_context(tctx->lp_ctx),
365                                   credentials,
366                                   previous_session_id,
367                                   tree,
368                                   tctx->ev,
369                                   &options,
370                                   lpcfg_socket_options(tctx->lp_ctx),
371                                   lpcfg_gensec_settings(tctx, tctx->lp_ctx)
372                                   );
373         if (!NT_STATUS_IS_OK(status)) {
374                 printf("Failed to connect to SMB2 share \\\\%s\\%s - %s\n",
375                        host, share, nt_errstr(status));
376                 return false;
377         }
378         return true;
379 }
380
381 bool torture_smb2_connection(struct torture_context *tctx, struct smb2_tree **tree)
382 {
383         bool ret;
384
385         ret = torture_smb2_connection_ext(tctx, 0, tree);
386
387         return ret;
388 }
389
390
391 /*
392   create and return a handle to a test file
393 */
394 NTSTATUS torture_smb2_testfile(struct smb2_tree *tree, const char *fname, 
395                                struct smb2_handle *handle)
396 {
397         struct smb2_create io;
398         NTSTATUS status;
399
400         ZERO_STRUCT(io);
401         io.in.oplock_level = 0;
402         io.in.desired_access = SEC_RIGHTS_FILE_ALL;
403         io.in.file_attributes   = FILE_ATTRIBUTE_NORMAL;
404         io.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
405         io.in.share_access = 
406                 NTCREATEX_SHARE_ACCESS_DELETE|
407                 NTCREATEX_SHARE_ACCESS_READ|
408                 NTCREATEX_SHARE_ACCESS_WRITE;
409         io.in.create_options = 0;
410         io.in.fname = fname;
411
412         status = smb2_create(tree, tree, &io);
413         NT_STATUS_NOT_OK_RETURN(status);
414
415         *handle = io.out.file.handle;
416
417         return NT_STATUS_OK;
418 }
419
420 /*
421   create and return a handle to a test directory
422 */
423 NTSTATUS torture_smb2_testdir(struct smb2_tree *tree, const char *fname, 
424                               struct smb2_handle *handle)
425 {
426         struct smb2_create io;
427         NTSTATUS status;
428
429         ZERO_STRUCT(io);
430         io.in.oplock_level = 0;
431         io.in.desired_access = SEC_RIGHTS_DIR_ALL;
432         io.in.file_attributes   = FILE_ATTRIBUTE_DIRECTORY;
433         io.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
434         io.in.share_access = NTCREATEX_SHARE_ACCESS_READ|NTCREATEX_SHARE_ACCESS_WRITE|NTCREATEX_SHARE_ACCESS_DELETE;
435         io.in.create_options = NTCREATEX_OPTIONS_DIRECTORY;
436         io.in.fname = fname;
437
438         status = smb2_create(tree, tree, &io);
439         NT_STATUS_NOT_OK_RETURN(status);
440
441         *handle = io.out.file.handle;
442
443         return NT_STATUS_OK;
444 }
445
446
447 /*
448   create a complex file using SMB2, to make it easier to
449   find fields in SMB2 getinfo levels
450 */
451 NTSTATUS torture_setup_complex_file(struct smb2_tree *tree, const char *fname)
452 {
453         struct smb2_handle handle;
454         NTSTATUS status = smb2_create_complex_file(tree, fname, &handle);
455         NT_STATUS_NOT_OK_RETURN(status);
456         return smb2_util_close(tree, handle);
457 }
458
459
460 /*
461   create a complex dir using SMB2, to make it easier to
462   find fields in SMB2 getinfo levels
463 */
464 NTSTATUS torture_setup_complex_dir(struct smb2_tree *tree, const char *fname)
465 {
466         struct smb2_handle handle;
467         NTSTATUS status = smb2_create_complex_dir(tree, fname, &handle);
468         NT_STATUS_NOT_OK_RETURN(status);
469         return smb2_util_close(tree, handle);
470 }
471
472
473 /*
474   return a handle to the root of the share
475 */
476 NTSTATUS smb2_util_roothandle(struct smb2_tree *tree, struct smb2_handle *handle)
477 {
478         struct smb2_create io;
479         NTSTATUS status;
480
481         ZERO_STRUCT(io);
482         io.in.oplock_level = 0;
483         io.in.desired_access = SEC_STD_SYNCHRONIZE | SEC_DIR_READ_ATTRIBUTE | SEC_DIR_LIST;
484         io.in.file_attributes   = 0;
485         io.in.create_disposition = NTCREATEX_DISP_OPEN;
486         io.in.share_access = NTCREATEX_SHARE_ACCESS_READ|NTCREATEX_SHARE_ACCESS_DELETE;
487         io.in.create_options = NTCREATEX_OPTIONS_ASYNC_ALERT;
488         io.in.fname = NULL;
489
490         status = smb2_create(tree, tree, &io);
491         NT_STATUS_NOT_OK_RETURN(status);
492
493         *handle = io.out.file.handle;
494
495         return NT_STATUS_OK;
496 }
497
498 /* Comparable to torture_setup_dir, but for SMB2. */
499 bool smb2_util_setup_dir(struct torture_context *tctx, struct smb2_tree *tree,
500     const char *dname)
501 {
502         NTSTATUS status;
503
504         /* XXX: smb_raw_exit equivalent?
505         smb_raw_exit(cli->session); */
506         if (smb2_deltree(tree, dname) == -1) {
507                 torture_result(tctx, TORTURE_ERROR, "Unable to deltree when setting up %s.\n", dname);
508                 return false;
509         }
510
511         status = smb2_util_mkdir(tree, dname);
512         if (NT_STATUS_IS_ERR(status)) {
513                 torture_result(tctx, TORTURE_ERROR, "Unable to mkdir when setting up %s - %s\n", dname,
514                     nt_errstr(status));
515                 return false;
516         }
517
518         return true;
519 }
520
521 #define CHECK_STATUS(status, correct) do { \
522         if (!NT_STATUS_EQUAL(status, correct)) { \
523                 torture_result(tctx, TORTURE_FAIL, "(%s) Incorrect status %s - should be %s\n", \
524                        __location__, nt_errstr(status), nt_errstr(correct)); \
525                 ret = false; \
526                 goto done; \
527         }} while (0)
528
529 /*
530  * Helper function to verify a security descriptor, by querying
531  * and comparing against the passed in sd.
532  */
533 bool smb2_util_verify_sd(TALLOC_CTX *tctx, struct smb2_tree *tree,
534     struct smb2_handle handle, struct security_descriptor *sd)
535 {
536         NTSTATUS status;
537         bool ret = true;
538         union smb_fileinfo q = {};
539
540         q.query_secdesc.level = RAW_FILEINFO_SEC_DESC;
541         q.query_secdesc.in.file.handle = handle;
542         q.query_secdesc.in.secinfo_flags =
543             SECINFO_OWNER |
544             SECINFO_GROUP |
545             SECINFO_DACL;
546         status = smb2_getinfo_file(tree, tctx, &q);
547         CHECK_STATUS(status, NT_STATUS_OK);
548
549         if (!security_acl_equal(
550             q.query_secdesc.out.sd->dacl, sd->dacl)) {
551                 torture_warning(tctx, "%s: security descriptors don't match!\n",
552                     __location__);
553                 torture_warning(tctx, "got:\n");
554                 NDR_PRINT_DEBUG(security_descriptor,
555                     q.query_secdesc.out.sd);
556                 torture_warning(tctx, "expected:\n");
557                 NDR_PRINT_DEBUG(security_descriptor, sd);
558                 ret = false;
559         }
560
561  done:
562         return ret;
563 }
564
565 /*
566  * Helper function to verify attributes, by querying
567  * and comparing against the passed in attrib.
568  */
569 bool smb2_util_verify_attrib(TALLOC_CTX *tctx, struct smb2_tree *tree,
570     struct smb2_handle handle, uint32_t attrib)
571 {
572         NTSTATUS status;
573         bool ret = true;
574         union smb_fileinfo q = {};
575
576         q.standard.level = RAW_FILEINFO_SMB2_ALL_INFORMATION;
577         q.standard.in.file.handle = handle;
578         status = smb2_getinfo_file(tree, tctx, &q);
579         CHECK_STATUS(status, NT_STATUS_OK);
580
581         q.all_info2.out.attrib &= ~(FILE_ATTRIBUTE_ARCHIVE | FILE_ATTRIBUTE_NONINDEXED);
582
583         if (q.all_info2.out.attrib != attrib) {
584                 torture_warning(tctx, "%s: attributes don't match! "
585                     "got %x, expected %x\n", __location__,
586                     (uint32_t)q.standard.out.attrib,
587                     (uint32_t)attrib);
588                 ret = false;
589         }
590
591  done:
592         return ret;
593 }
594
595
596 uint32_t smb2_util_lease_state(const char *ls)
597 {
598         uint32_t val = 0;
599         int i;
600
601         for (i = 0; i < strlen(ls); i++) {
602                 switch (ls[i]) {
603                 case 'R':
604                         val |= SMB2_LEASE_READ;
605                         break;
606                 case 'H':
607                         val |= SMB2_LEASE_HANDLE;
608                         break;
609                 case 'W':
610                         val |= SMB2_LEASE_WRITE;
611                         break;
612                 }
613         }
614
615         return val;
616 }
617
618
619 uint32_t smb2_util_share_access(const char *sharemode)
620 {
621         uint32_t val = NTCREATEX_SHARE_ACCESS_NONE; /* 0 */
622         int i;
623
624         for (i = 0; i < strlen(sharemode); i++) {
625                 switch(sharemode[i]) {
626                 case 'R':
627                         val |= NTCREATEX_SHARE_ACCESS_READ;
628                         break;
629                 case 'W':
630                         val |= NTCREATEX_SHARE_ACCESS_WRITE;
631                         break;
632                 case 'D':
633                         val |= NTCREATEX_SHARE_ACCESS_DELETE;
634                         break;
635                 }
636         }
637
638         return val;
639 }
640
641 uint8_t smb2_util_oplock_level(const char *op)
642 {
643         uint8_t val = SMB2_OPLOCK_LEVEL_NONE;
644         int i;
645
646         for (i = 0; i < strlen(op); i++) {
647                 switch (op[i]) {
648                 case 's':
649                         return SMB2_OPLOCK_LEVEL_II;
650                 case 'x':
651                         return SMB2_OPLOCK_LEVEL_EXCLUSIVE;
652                 case 'b':
653                         return SMB2_OPLOCK_LEVEL_BATCH;
654                 default:
655                         continue;
656                 }
657         }
658
659         return val;
660 }
661
662 /**
663  * Helper functions to fill a smb2_create struct for several
664  * open scenarios.
665  */
666 void smb2_generic_create_share(struct smb2_create *io, struct smb2_lease *ls,
667                                bool dir, const char *name, uint32_t disposition,
668                                uint32_t share_access,
669                                uint8_t oplock, uint64_t leasekey,
670                                uint32_t leasestate)
671 {
672         ZERO_STRUCT(*io);
673         io->in.security_flags           = 0x00;
674         io->in.oplock_level             = oplock;
675         io->in.impersonation_level      = NTCREATEX_IMPERSONATION_IMPERSONATION;
676         io->in.create_flags             = 0x00000000;
677         io->in.reserved                 = 0x00000000;
678         io->in.desired_access           = SEC_RIGHTS_FILE_ALL;
679         io->in.file_attributes          = FILE_ATTRIBUTE_NORMAL;
680         io->in.share_access             = share_access;
681         io->in.create_disposition       = disposition;
682         io->in.create_options           = NTCREATEX_OPTIONS_SEQUENTIAL_ONLY |
683                                           NTCREATEX_OPTIONS_ASYNC_ALERT |
684                                           NTCREATEX_OPTIONS_NON_DIRECTORY_FILE |
685                                           0x00200000;
686         io->in.fname                    = name;
687
688         if (dir) {
689                 io->in.create_options = NTCREATEX_OPTIONS_DIRECTORY;
690                 io->in.file_attributes = FILE_ATTRIBUTE_DIRECTORY;
691                 io->in.create_disposition = NTCREATEX_DISP_CREATE;
692         }
693
694         if (ls) {
695                 ZERO_STRUCT(*ls);
696                 ls->lease_key.data[0] = leasekey;
697                 ls->lease_key.data[1] = ~leasekey;
698                 ls->lease_state = leasestate;
699                 io->in.lease_request = ls;
700         }
701 }
702
703 void smb2_generic_create(struct smb2_create *io, struct smb2_lease *ls,
704                          bool dir, const char *name, uint32_t disposition,
705                          uint8_t oplock, uint64_t leasekey,
706                          uint32_t leasestate)
707 {
708         smb2_generic_create_share(io, ls, dir, name, disposition,
709                                   smb2_util_share_access("RWD"),
710                                   oplock,
711                                   leasekey, leasestate);
712 }
713
714 void smb2_lease_create_share(struct smb2_create *io, struct smb2_lease *ls,
715                              bool dir, const char *name, uint32_t share_access,
716                              uint64_t leasekey, uint32_t leasestate)
717 {
718         smb2_generic_create_share(io, ls, dir, name, NTCREATEX_DISP_OPEN_IF,
719                                   share_access, SMB2_OPLOCK_LEVEL_LEASE,
720                                   leasekey, leasestate);
721 }
722
723 void smb2_lease_create(struct smb2_create *io, struct smb2_lease *ls,
724                        bool dir, const char *name, uint64_t leasekey,
725                        uint32_t leasestate)
726 {
727         smb2_lease_create_share(io, ls, dir, name,
728                                 smb2_util_share_access("RWD"),
729                                 leasekey, leasestate);
730 }
731
732 void smb2_lease_v2_create_share(struct smb2_create *io,
733                                 struct smb2_lease *ls,
734                                 bool dir,
735                                 const char *name,
736                                 uint32_t share_access,
737                                 uint64_t leasekey,
738                                 const uint64_t *parentleasekey,
739                                 uint32_t leasestate,
740                                 uint16_t lease_epoch)
741 {
742         smb2_generic_create_share(io, NULL, dir, name, NTCREATEX_DISP_OPEN_IF,
743                                   share_access, SMB2_OPLOCK_LEVEL_LEASE, 0, 0);
744
745         if (ls) {
746                 ZERO_STRUCT(*ls);
747                 ls->lease_key.data[0] = leasekey;
748                 ls->lease_key.data[1] = ~leasekey;
749                 ls->lease_state = leasestate;
750                 if (parentleasekey != NULL) {
751                         ls->lease_flags |= SMB2_LEASE_FLAG_PARENT_LEASE_KEY_SET;
752                         ls->parent_lease_key.data[0] = *parentleasekey;
753                         ls->parent_lease_key.data[1] = ~(*parentleasekey);
754                 }
755                 ls->lease_epoch = lease_epoch;
756                 io->in.lease_request_v2 = ls;
757         }
758 }
759
760 void smb2_oplock_create_share(struct smb2_create *io, const char *name,
761                               uint32_t share_access, uint8_t oplock)
762 {
763         smb2_generic_create_share(io, NULL, false, name, NTCREATEX_DISP_OPEN_IF,
764                                   share_access, oplock, 0, 0);
765 }
766 void smb2_oplock_create(struct smb2_create *io, const char *name, uint8_t oplock)
767 {
768         smb2_oplock_create_share(io, name, smb2_util_share_access("RWD"),
769                                  oplock);
770 }
771