source: vendor/3.6.9/source3/include/libsmb_internal.h

Last change on this file was 740, checked in by Silvan Scherrer, 13 years ago

Samba Server: update vendor to 3.6.0
File size: 15.1 KB
Line 
1/*
2 Unix SMB/Netbios implementation.
3 SMB client library implementation
4 Copyright (C) Andrew Tridgell 1998
5 Copyright (C) Richard Sharpe 2000, 2002
6 Copyright (C) John Terpstra 2000
7 Copyright (C) Tom Jansen (Ninja ISD) 2002
8 Copyright (C) Derrell Lipman 2003-2008
9 Copyright (C) Jeremy Allison 2007, 2008
10
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 3 of the License, or
14 (at your option) any later version.
15
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
20
21 You should have received a copy of the GNU General Public License
22 along with this program. If not, see <http://www.gnu.org/licenses/>.
23*/
24
25#include "includes.h"
26
27
28#ifndef _LIBSMB_INTERNAL_H_
29#define _LIBSMB_INTERNAL_H_
30
31#include "../include/libsmbclient.h"
32#include "libsmb/clirap.h"
33
34#define SMBC_MAX_NAME 1023
35#define SMBC_FILE_MODE (S_IFREG | 0444)
36#define SMBC_DIR_MODE (S_IFDIR | 0555)
37
38/*
39 * DOS Attribute values (used internally)
40 */
41typedef struct DOS_ATTR_DESC {
42 int mode;
43 SMB_OFF_T size;
44 time_t create_time;
45 time_t access_time;
46 time_t write_time;
47 time_t change_time;
48 SMB_INO_T inode;
49} DOS_ATTR_DESC;
50
51
52/*
53 * Internal flags for extended attributes
54 */
55
56/* internal mode values */
57#define SMBC_XATTR_MODE_ADD 1
58#define SMBC_XATTR_MODE_REMOVE 2
59#define SMBC_XATTR_MODE_REMOVE_ALL 3
60#define SMBC_XATTR_MODE_SET 4
61#define SMBC_XATTR_MODE_CHOWN 5
62#define SMBC_XATTR_MODE_CHGRP 6
63
64#define CREATE_ACCESS_READ READ_CONTROL_ACCESS
65
66/*We should test for this in configure ... */
67#ifndef ENOTSUP
68#define ENOTSUP EOPNOTSUPP
69#endif
70
71
72struct _SMBCSRV {
73 struct cli_state *cli;
74 dev_t dev;
75 bool no_pathinfo;
76 bool no_pathinfo2;
77 bool no_nt_session;
78 struct policy_handle pol;
79
80 SMBCSRV *next, *prev;
81
82};
83
84/*
85 * Keep directory entries in a list
86 */
87struct smbc_dir_list {
88 struct smbc_dir_list *next;
89 struct smbc_dirent *dirent;
90};
91
92
93/*
94 * Structure for open file management
95 */
96struct _SMBCFILE {
97 int cli_fd;
98 char *fname;
99 SMB_OFF_T offset;
100 struct _SMBCSRV *srv;
101 bool file;
102 struct smbc_dir_list *dir_list, *dir_end, *dir_next;
103 int dir_type, dir_error;
104
105 SMBCFILE *next, *prev;
106};
107
108
109/*
110 * Context structure
111 */
112struct SMBC_internal_data {
113
114 /* True when this handle is initialized */
115 bool initialized;
116
117 /* dirent pointer location */
118 struct smbc_dirent dirent;
119 /*
120 * Leave room for any urlencoded filename and the comment field.
121 *
122 * We use (NAME_MAX * 3) plus whatever the max length of a comment is,
123 * plus a couple of null terminators (one after the filename,
124 * one after the comment).
125 *
126 * According to <linux/limits.h>, NAME_MAX is 255. Is it longer
127 * anyplace else?
128 */
129 char _dirent_name[1024];
130
131 /*
132 * server connection list
133 */
134 SMBCSRV * servers;
135
136 /*
137 * open file/dir list
138 */
139 SMBCFILE * files;
140
141 /*
142 * Support "Create Time" in get/set with the *xattr() functions, if
143 * true. This replaces the dos attribute strings C_TIME, A_TIME and
144 * M_TIME with CHANGE_TIME, ACCESS_TIME and WRITE_TIME, and adds
145 * CREATE_TIME. Default is FALSE, i.e. to use the old-style shorter
146 * names and to not support CREATE time, for backward compatibility.
147 */
148 bool full_time_names;
149
150 /*
151 * The share mode of a file being opened. To match POSIX semantics
152 * (and maintain backward compatibility), DENY_NONE is the default.
153 */
154 smbc_share_mode share_mode;
155
156 /*
157 * Authentication function which includes the context. This will be
158 * used if set; otherwise context->callbacks.auth_fn() will be used.
159 */
160 smbc_get_auth_data_with_context_fn auth_fn_with_context;
161
162 /*
163 * An opaque (to this library) user data handle which can be set
164 * and retrieved with smbc_option_set() and smbc_option_get().
165 */
166 void * user_data;
167
168 /*
169 * Should we attempt UNIX smb encryption ?
170 * Set to 0 if we should never attempt, set to 1 if
171 * encryption requested, set to 2 if encryption required.
172 */
173 smbc_smb_encrypt_level smb_encryption_level;
174
175 /*
176 * Should we request case sensitivity of file names?
177 */
178 bool case_sensitive;
179
180 /*
181 * Auth info needed for DFS traversal.
182 */
183
184 struct user_auth_info *auth_info;
185
186 struct smbc_server_cache * server_cache;
187
188 /* POSIX emulation functions */
189 struct
190 {
191#if 0 /* Left in libsmbclient.h for backward compatibility */
192 smbc_open_fn open_fn;
193 smbc_creat_fn creat_fn;
194 smbc_read_fn read_fn;
195 smbc_write_fn write_fn;
196 smbc_unlink_fn unlink_fn;
197 smbc_rename_fn rename_fn;
198 smbc_lseek_fn lseek_fn;
199 smbc_stat_fn stat_fn;
200 smbc_fstat_fn fstat_fn;
201#endif
202 smbc_statvfs_fn statvfs_fn;
203 smbc_fstatvfs_fn fstatvfs_fn;
204 smbc_ftruncate_fn ftruncate_fn;
205#if 0 /* Left in libsmbclient.h for backward compatibility */
206 smbc_close_fn close_fn;
207 smbc_opendir_fn opendir_fn;
208 smbc_closedir_fn closedir_fn;
209 smbc_readdir_fn readdir_fn;
210 smbc_getdents_fn getdents_fn;
211 smbc_mkdir_fn mkdir_fn;
212 smbc_rmdir_fn rmdir_fn;
213 smbc_telldir_fn telldir_fn;
214 smbc_lseekdir_fn lseekdir_fn;
215 smbc_fstatdir_fn fstatdir_fn;
216 smbc_chmod_fn chmod_fn;
217 smbc_utimes_fn utimes_fn;
218 smbc_setxattr_fn setxattr_fn;
219 smbc_getxattr_fn getxattr_fn;
220 smbc_removexattr_fn removexattr_fn;
221 smbc_listxattr_fn listxattr_fn;
222#endif
223 } posix_emu;
224
225#if 0 /* Left in libsmbclient.h for backward compatibility */
226 /* Printing-related functions */
227 struct
228 {
229 smbc_print_file_fn print_file_fn;
230 smbc_open_print_job_fn open_print_job_fn;
231 smbc_list_print_jobs_fn list_print_jobs_fn;
232 smbc_unlink_print_job_fn unlink_print_job_fn;
233 } printing;
234#endif
235
236#if 0 /* None available yet */
237 /* SMB high-level functions */
238 struct
239 {
240 } smb;
241
242#endif
243};
244
245/* Functions in libsmb_cache.c */
246int
247SMBC_add_cached_server(SMBCCTX * context,
248 SMBCSRV * newsrv,
249 const char * server,
250 const char * share,
251 const char * workgroup,
252 const char * username);
253
254SMBCSRV *
255SMBC_get_cached_server(SMBCCTX * context,
256 const char * server,
257 const char * share,
258 const char * workgroup,
259 const char * user);
260
261int
262SMBC_remove_cached_server(SMBCCTX * context,
263 SMBCSRV * server);
264
265int
266SMBC_purge_cached_servers(SMBCCTX * context);
267
268
269/* Functions in libsmb_dir.c */
270int
271SMBC_check_options(char *server,
272 char *share,
273 char *path,
274 char *options);
275
276SMBCFILE *
277SMBC_opendir_ctx(SMBCCTX *context,
278 const char *fname);
279
280int
281SMBC_closedir_ctx(SMBCCTX *context,
282 SMBCFILE *dir);
283
284struct smbc_dirent *
285SMBC_readdir_ctx(SMBCCTX *context,
286 SMBCFILE *dir);
287
288int
289SMBC_getdents_ctx(SMBCCTX *context,
290 SMBCFILE *dir,
291 struct smbc_dirent *dirp,
292 int count);
293
294int
295SMBC_mkdir_ctx(SMBCCTX *context,
296 const char *fname,
297 mode_t mode);
298
299int
300SMBC_rmdir_ctx(SMBCCTX *context,
301 const char *fname);
302
303off_t
304SMBC_telldir_ctx(SMBCCTX *context,
305 SMBCFILE *dir);
306
307int
308SMBC_lseekdir_ctx(SMBCCTX *context,
309 SMBCFILE *dir,
310 off_t offset);
311
312int
313SMBC_fstatdir_ctx(SMBCCTX *context,
314 SMBCFILE *dir,
315 struct stat *st);
316
317int
318SMBC_chmod_ctx(SMBCCTX *context,
319 const char *fname,
320 mode_t newmode);
321
322int
323SMBC_utimes_ctx(SMBCCTX *context,
324 const char *fname,
325 struct timeval *tbuf);
326
327int
328SMBC_unlink_ctx(SMBCCTX *context,
329 const char *fname);
330
331int
332SMBC_rename_ctx(SMBCCTX *ocontext,
333 const char *oname,
334 SMBCCTX *ncontext,
335 const char *nname);
336
337
338/* Functions in libsmb_file.c */
339SMBCFILE *
340SMBC_open_ctx(SMBCCTX *context,
341 const char *fname,
342 int flags,
343 mode_t mode);
344
345SMBCFILE *
346SMBC_creat_ctx(SMBCCTX *context,
347 const char *path,
348 mode_t mode);
349
350ssize_t
351SMBC_read_ctx(SMBCCTX *context,
352 SMBCFILE *file,
353 void *buf,
354 size_t count);
355
356ssize_t
357SMBC_write_ctx(SMBCCTX *context,
358 SMBCFILE *file,
359 const void *buf,
360 size_t count);
361
362int
363SMBC_close_ctx(SMBCCTX *context,
364 SMBCFILE *file);
365
366bool
367SMBC_getatr(SMBCCTX * context,
368 SMBCSRV *srv,
369 char *path,
370 uint16 *mode,
371 SMB_OFF_T *size,
372 struct timespec *create_time_ts,
373 struct timespec *access_time_ts,
374 struct timespec *write_time_ts,
375 struct timespec *change_time_ts,
376 SMB_INO_T *ino);
377
378bool
379SMBC_setatr(SMBCCTX * context, SMBCSRV *srv, char *path,
380 time_t create_time,
381 time_t access_time,
382 time_t write_time,
383 time_t change_time,
384 uint16 mode);
385
386off_t
387SMBC_lseek_ctx(SMBCCTX *context,
388 SMBCFILE *file,
389 off_t offset,
390 int whence);
391
392int
393SMBC_ftruncate_ctx(SMBCCTX *context,
394 SMBCFILE *file,
395 off_t length);
396
397
398/* Functions in libsmb_misc.c */
399int
400SMBC_dlist_contains(SMBCFILE * list, SMBCFILE *p);
401
402int
403SMBC_errno(SMBCCTX *context,
404 struct cli_state *c);
405
406
407/* Functions in libsmb_path.c */
408int
409SMBC_parse_path(TALLOC_CTX *ctx,
410 SMBCCTX *context,
411 const char *fname,
412 char **pp_workgroup,
413 char **pp_server,
414 char **pp_share,
415 char **pp_path,
416 char **pp_user,
417 char **pp_password,
418 char **pp_options);
419
420
421/* Functions in libsmb_printjob.c */
422SMBCFILE *
423SMBC_open_print_job_ctx(SMBCCTX *context,
424 const char *fname);
425
426int
427SMBC_print_file_ctx(SMBCCTX *c_file,
428 const char *fname,
429 SMBCCTX *c_print,
430 const char *printq);
431
432int
433SMBC_list_print_jobs_ctx(SMBCCTX *context,
434 const char *fname,
435 smbc_list_print_job_fn fn);
436
437int
438SMBC_unlink_print_job_ctx(SMBCCTX *context,
439 const char *fname,
440 int id);
441
442
443/* Functions in libsmb_server.c */
444int
445SMBC_check_server(SMBCCTX * context,
446 SMBCSRV * server);
447
448int
449SMBC_remove_unused_server(SMBCCTX * context,
450 SMBCSRV * srv);
451
452void
453SMBC_call_auth_fn(TALLOC_CTX *ctx,
454 SMBCCTX *context,
455 const char *server,
456 const char *share,
457 char **pp_workgroup,
458 char **pp_username,
459 char **pp_password);
460
461void
462SMBC_get_auth_data(const char *server, const char *share,
463 char *workgroup_buf, int workgroup_buf_len,
464 char *username_buf, int username_buf_len,
465 char *password_buf, int password_buf_len);
466
467SMBCSRV *
468SMBC_find_server(TALLOC_CTX *ctx,
469 SMBCCTX *context,
470 const char *server,
471 const char *share,
472 char **pp_workgroup,
473 char **pp_username,
474 char **pp_password);
475
476SMBCSRV *
477SMBC_server(TALLOC_CTX *ctx,
478 SMBCCTX *context,
479 bool connect_if_not_found,
480 const char *server,
481 const char *share,
482 char **pp_workgroup,
483 char **pp_username,
484 char **pp_password);
485
486SMBCSRV *
487SMBC_attr_server(TALLOC_CTX *ctx,
488 SMBCCTX *context,
489 const char *server,
490 const char *share,
491 char **pp_workgroup,
492 char **pp_username,
493 char **pp_password);
494
495
496/* Functions in libsmb_stat.c */
497int
498SMBC_stat_ctx(SMBCCTX *context,
499 const char *fname,
500 struct stat *st);
501
502int
503SMBC_fstat_ctx(SMBCCTX *context,
504 SMBCFILE *file,
505 struct stat *st);
506
507
508int
509SMBC_statvfs_ctx(SMBCCTX *context,
510 char *path,
511 struct statvfs *st);
512
513
514int
515SMBC_fstatvfs_ctx(SMBCCTX *context,
516 SMBCFILE *file,
517 struct statvfs *st);
518
519
520/* Functions in libsmb_xattr.c */
521int
522SMBC_setxattr_ctx(SMBCCTX *context,
523 const char *fname,
524 const char *name,
525 const void *value,
526 size_t size,
527 int flags);
528
529int
530SMBC_getxattr_ctx(SMBCCTX *context,
531 const char *fname,
532 const char *name,
533 const void *value,
534 size_t size);
535
536int
537SMBC_removexattr_ctx(SMBCCTX *context,
538 const char *fname,
539 const char *name);
540
541int
542SMBC_listxattr_ctx(SMBCCTX *context,
543 const char *fname,
544 char *list,
545 size_t size);
546
547
548#endif
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