tramp-smb.el 74.1 KB
Newer Older
Michael Albinus's avatar
Michael Albinus committed
1
;;; tramp-smb.el --- Tramp access functions for SMB servers  -*- lexical-binding:t -*-
2

Paul Eggert's avatar
Paul Eggert committed
3
;; Copyright (C) 2002-2017 Free Software Foundation, Inc.
4

Michael Albinus's avatar
Michael Albinus committed
5
;; Author: Michael Albinus <michael.albinus@gmx.de>
6
;; Keywords: comm, processes
7
;; Package: tramp
8 9 10

;; This file is part of GNU Emacs.

11
;; GNU Emacs 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 14
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
15 16 17 18 19 20 21

;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.

;; You should have received a copy of the GNU General Public License
22
;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
23 24 25 26 27 28 29 30 31 32

;;; Commentary:

;; Access functions for SMB servers like SAMBA or M$ Windows from Tramp.

;;; Code:

(require 'tramp)

;; Define SMB method ...
33 34
;;;###tramp-autoload
(defconst tramp-smb-method "smb"
35
  "Method to connect SAMBA and M$ SMB servers.")
36 37

;; ... and add it to the method list.
38 39
;;;###tramp-autoload
(unless (memq system-type '(cygwin windows-nt))
40 41 42 43 44
  (add-to-list 'tramp-methods
    `(,tramp-smb-method
      ;; We define an empty command, because `tramp-smb-call-winexe'
      ;; opens already the powershell.  Used in `tramp-handle-shell-command'.
      (tramp-remote-shell "")
Michael Albinus's avatar
Michael Albinus committed
45
      ;; This is just a guess.  We don't know whether the share "C$"
46 47
      ;; is available for public use, and whether the user has write
      ;; access.
48 49 50
      (tramp-tmpdir "/C$/Temp")
      ;; Another guess.  We might implement a better check later on.
      (tramp-case-insensitive t))))
51

52 53
;; Add a default for `tramp-default-user-alist'. Rule: For the SMB method,
;; the anonymous user is chosen.
54
;;;###tramp-autoload
55
(add-to-list 'tramp-default-user-alist
56
	     `(,(concat "\\`" tramp-smb-method "\\'") nil nil))
57 58

;; Add completion function for SMB method.
59 60 61 62 63
;;;###tramp-autoload
(eval-after-load 'tramp
  '(tramp-set-completion-function
    tramp-smb-method
    '((tramp-parse-netrc "~/.netrc"))))
64

65
;;;###tramp-autoload
66
(defcustom tramp-smb-program "smbclient"
67
  "Name of SMB client to run."
68
  :group 'tramp
69 70
  :type 'string
  :require 'tramp)
71

72
;;;###tramp-autoload
73 74 75 76
(defcustom tramp-smb-acl-program "smbcacls"
  "Name of SMB acls to run."
  :group 'tramp
  :type 'string
77 78
  :version "24.4"
  :require 'tramp)
79

80
;;;###tramp-autoload
81
(defcustom tramp-smb-conf "/dev/null"
82
  "Path of the smb.conf file.
83 84 85
If it is nil, no smb.conf will be added to the `tramp-smb-program'
call, letting the SMB client use the default one."
  :group 'tramp
86 87
  :type '(choice (const nil) (file :must-match t))
  :require 'tramp)
88

89
(defvar tramp-smb-version nil
90
  "Version string of the SMB client.")
91

Michael Albinus's avatar
Michael Albinus committed
92 93 94 95 96 97 98 99 100 101 102 103
(defconst tramp-smb-server-version
  "Domain=\\[[^]]*\\] OS=\\[[^]]*\\] Server=\\[[^]]*\\]"
  "Regexp of SMB server identification.")

(defconst tramp-smb-prompt "^\\(smb:\\|PS\\) .+> \\|^\\s-+Server\\s-+Comment$"
  "Regexp used as prompt in smbclient or powershell.")

(defconst tramp-smb-wrong-passwd-regexp
  (regexp-opt
   '("NT_STATUS_LOGON_FAILURE"
     "NT_STATUS_WRONG_PASSWORD"))
  "Regexp for login error strings of SMB servers.")
104 105 106 107

(defconst tramp-smb-errors
  (mapconcat
   'identity
108 109
   `(;; Connection error / timeout / unknown command.
     "Connection\\( to \\S-+\\)? failed"
110
     "Read from server failed, maybe it closed the connection"
111
     "Call timed out: server did not respond"
112
     "\\S-+: command not found"
113
     "Server doesn't support UNIX CIFS calls"
114 115 116 117 118 119 120 121 122 123 124 125
     ,(regexp-opt
       '(;; Samba.
	 "ERRDOS"
	 "ERRHRD"
	 "ERRSRV"
	 "ERRbadfile"
	 "ERRbadpw"
	 "ERRfilexists"
	 "ERRnoaccess"
	 "ERRnomem"
	 "ERRnosuchshare"
	 ;; Windows 4.0 (Windows NT), Windows 5.0 (Windows 2000),
126
	 ;; Windows 5.1 (Windows XP), Windows 5.2 (Windows Server 2003),
127
	 ;; Windows 6.0 (Windows Vista), Windows 6.1 (Windows 7),
128
	 ;; Windows 6.3 (Windows Server 2012, Windows 10).
129 130 131 132 133 134 135 136
	 "NT_STATUS_ACCESS_DENIED"
	 "NT_STATUS_ACCOUNT_LOCKED_OUT"
	 "NT_STATUS_BAD_NETWORK_NAME"
	 "NT_STATUS_CANNOT_DELETE"
	 "NT_STATUS_CONNECTION_REFUSED"
	 "NT_STATUS_DIRECTORY_NOT_EMPTY"
	 "NT_STATUS_DUPLICATE_NAME"
	 "NT_STATUS_FILE_IS_A_DIRECTORY"
137
	 "NT_STATUS_HOST_UNREACHABLE"
138
	 "NT_STATUS_IMAGE_ALREADY_LOADED"
139
	 "NT_STATUS_INVALID_LEVEL"
140
	 "NT_STATUS_INVALID_PARAMETER_MIX"
141 142 143 144
	 "NT_STATUS_IO_TIMEOUT"
	 "NT_STATUS_LOGON_FAILURE"
	 "NT_STATUS_NETWORK_ACCESS_DENIED"
	 "NT_STATUS_NOT_IMPLEMENTED"
145
	 "NT_STATUS_NO_LOGON_SERVERS"
146 147 148 149 150
	 "NT_STATUS_NO_SUCH_FILE"
	 "NT_STATUS_NO_SUCH_USER"
	 "NT_STATUS_OBJECT_NAME_COLLISION"
	 "NT_STATUS_OBJECT_NAME_INVALID"
	 "NT_STATUS_OBJECT_NAME_NOT_FOUND"
151
	 "NT_STATUS_PASSWORD_MUST_CHANGE"
152 153 154 155
	 "NT_STATUS_SHARING_VIOLATION"
	 "NT_STATUS_TRUSTED_RELATIONSHIP_FAILURE"
	 "NT_STATUS_UNSUCCESSFUL"
	 "NT_STATUS_WRONG_PASSWORD")))
156 157 158 159
   "\\|")
  "Regexp for possible error strings of SMB servers.
Used instead of analyzing error codes of commands.")

160 161 162 163 164 165 166 167 168 169
(defconst tramp-smb-actions-with-share
  '((tramp-smb-prompt tramp-action-succeed)
    (tramp-password-prompt-regexp tramp-action-password)
    (tramp-wrong-passwd-regexp tramp-action-permission-denied)
    (tramp-smb-errors tramp-action-permission-denied)
    (tramp-process-alive-regexp tramp-action-process-alive))
  "List of pattern/action pairs.
This list is used for login to SMB servers.

See `tramp-actions-before-shell' for more info.")
170

171 172 173 174 175 176 177
(defconst tramp-smb-actions-without-share
  '((tramp-password-prompt-regexp tramp-action-password)
    (tramp-wrong-passwd-regexp tramp-action-permission-denied)
    (tramp-smb-errors tramp-action-permission-denied)
    (tramp-process-alive-regexp tramp-action-out-of-band))
  "List of pattern/action pairs.
This list is used for login to SMB servers.
178

179
See `tramp-actions-before-shell' for more info.")
180

Michael Albinus's avatar
Michael Albinus committed
181 182 183 184 185 186 187 188 189 190
(defconst tramp-smb-actions-with-tar
  '((tramp-password-prompt-regexp tramp-action-password)
    (tramp-wrong-passwd-regexp tramp-action-permission-denied)
    (tramp-smb-errors tramp-action-permission-denied)
    (tramp-process-alive-regexp tramp-smb-action-with-tar))
  "List of pattern/action pairs.
This list is used for tar-like copy of directories.

See `tramp-actions-before-shell' for more info.")

Michael Albinus's avatar
Michael Albinus committed
191
(defconst tramp-smb-actions-get-acl
192 193 194
  '((tramp-password-prompt-regexp tramp-action-password)
    (tramp-wrong-passwd-regexp tramp-action-permission-denied)
    (tramp-smb-errors tramp-action-permission-denied)
Michael Albinus's avatar
Michael Albinus committed
195 196 197 198 199 200 201 202 203 204 205
    (tramp-process-alive-regexp tramp-smb-action-get-acl))
  "List of pattern/action pairs.
This list is used for smbcacls actions.

See `tramp-actions-before-shell' for more info.")

(defconst tramp-smb-actions-set-acl
  '((tramp-password-prompt-regexp tramp-action-password)
    (tramp-wrong-passwd-regexp tramp-action-permission-denied)
    (tramp-smb-errors tramp-action-permission-denied)
    (tramp-process-alive-regexp tramp-smb-action-set-acl))
206 207 208 209 210
  "List of pattern/action pairs.
This list is used for smbcacls actions.

See `tramp-actions-before-shell' for more info.")

211
;; New handlers should be added here.
Michael Albinus's avatar
Michael Albinus committed
212
;;;###tramp-autoload
213
(defconst tramp-smb-file-name-handler-alist
Michael Albinus's avatar
Michael Albinus committed
214
  '(;; `access-file' performed by default handler.
215
    (add-name-to-file . tramp-smb-handle-add-name-to-file)
216 217
    ;; `byte-compiler-base-file-name' performed by default handler.
    (copy-directory . tramp-smb-handle-copy-directory)
218 219 220
    (copy-file . tramp-smb-handle-copy-file)
    (delete-directory . tramp-smb-handle-delete-directory)
    (delete-file . tramp-smb-handle-delete-file)
221
    ;; `diff-latest-backup-file' performed by default handler.
222
    (directory-file-name . tramp-handle-directory-file-name)
223
    (directory-files . tramp-smb-handle-directory-files)
224
    (directory-files-and-attributes
225
     . tramp-handle-directory-files-and-attributes)
226
    (dired-compress-file . ignore)
227
    (dired-uncache . tramp-handle-dired-uncache)
228
    (expand-file-name . tramp-smb-handle-expand-file-name)
229
    (file-accessible-directory-p . tramp-smb-handle-file-directory-p)
230
    (file-acl . tramp-smb-handle-file-acl)
231 232
    (file-attributes . tramp-smb-handle-file-attributes)
    (file-directory-p .  tramp-smb-handle-file-directory-p)
233
    (file-file-equal-p . tramp-handle-file-equal-p)
234 235
    (file-executable-p . tramp-handle-file-exists-p)
    (file-exists-p . tramp-handle-file-exists-p)
236
    (file-in-directory-p . tramp-handle-file-in-directory-p)
237 238 239
    (file-local-copy . tramp-smb-handle-file-local-copy)
    (file-modes . tramp-handle-file-modes)
    (file-name-all-completions . tramp-smb-handle-file-name-all-completions)
240
    (file-name-as-directory . tramp-handle-file-name-as-directory)
241
    (file-name-case-insensitive-p . tramp-handle-file-name-case-insensitive-p)
242 243 244
    (file-name-completion . tramp-handle-file-name-completion)
    (file-name-directory . tramp-handle-file-name-directory)
    (file-name-nondirectory . tramp-handle-file-name-nondirectory)
245
    ;; `file-name-sans-versions' performed by default handler.
246
    (file-newer-than-file-p . tramp-handle-file-newer-than-file-p)
247
    (file-notify-add-watch . tramp-handle-file-notify-add-watch)
Michael Albinus's avatar
Michael Albinus committed
248
    (file-notify-rm-watch . tramp-handle-file-notify-rm-watch)
249
    (file-notify-valid-p . tramp-handle-file-notify-valid-p)
250
    (file-ownership-preserved-p . ignore)
251
    (file-readable-p . tramp-handle-file-exists-p)
252
    (file-regular-p . tramp-handle-file-regular-p)
Michael Albinus's avatar
Michael Albinus committed
253 254
    (file-remote-p . tramp-handle-file-remote-p)
    ;; `file-selinux-context' performed by default handler.
255
    (file-symlink-p . tramp-handle-file-symlink-p)
256
    (file-truename . tramp-smb-handle-file-truename)
257
    (file-writable-p . tramp-smb-handle-file-writable-p)
258
    (find-backup-file-name . tramp-handle-find-backup-file-name)
259 260
    ;; `find-file-noselect' performed by default handler.
    ;; `get-file-buffer' performed by default handler.
261 262 263
    (insert-directory . tramp-smb-handle-insert-directory)
    (insert-file-contents . tramp-handle-insert-file-contents)
    (load . tramp-handle-load)
264
    (make-auto-save-file-name . tramp-handle-make-auto-save-file-name)
265 266
    (make-directory . tramp-smb-handle-make-directory)
    (make-directory-internal . tramp-smb-handle-make-directory-internal)
267
    (make-nearby-temp-file . tramp-handle-make-nearby-temp-file)
268
    (make-symbolic-link . tramp-smb-handle-make-symbolic-link)
Michael Albinus's avatar
Michael Albinus committed
269
    (process-file . tramp-smb-handle-process-file)
270
    (rename-file . tramp-smb-handle-rename-file)
271
    (set-file-acl . tramp-smb-handle-set-file-acl)
272
    (set-file-modes . tramp-smb-handle-set-file-modes)
273
    (set-file-selinux-context . ignore)
274
    (set-file-times . ignore)
Michael Albinus's avatar
Michael Albinus committed
275
    (set-visited-file-modtime . tramp-handle-set-visited-file-modtime)
Michael Albinus's avatar
Michael Albinus committed
276 277
    (shell-command . tramp-handle-shell-command)
    (start-file-process . tramp-smb-handle-start-file-process)
Michael Albinus's avatar
Michael Albinus committed
278
    (substitute-in-file-name . tramp-smb-handle-substitute-in-file-name)
279
    (temporary-file-directory . tramp-handle-temporary-file-directory)
280
    (unhandled-file-name-directory . ignore)
281
    (vc-registered . ignore)
Michael Albinus's avatar
Michael Albinus committed
282 283
    (verify-visited-file-modtime . tramp-handle-verify-visited-file-modtime)
    (write-region . tramp-smb-handle-write-region))
284 285 286
  "Alist of handler functions for Tramp SMB method.
Operations not mentioned here will be handled by the default Emacs primitives.")

Michael Albinus's avatar
Michael Albinus committed
287
;; Options for remote processes via winexe.
288
;;;###tramp-autoload
Michael Albinus's avatar
Michael Albinus committed
289 290 291 292 293 294
(defcustom tramp-smb-winexe-program "winexe"
  "Name of winexe client to run.
If it isn't found in the local $PATH, the absolute path of winexe
shall be given.  This is needed for remote processes."
  :group 'tramp
  :type 'string
295 296
  :version "24.3"
  :require 'tramp)
Michael Albinus's avatar
Michael Albinus committed
297

298
;;;###tramp-autoload
Michael Albinus's avatar
Michael Albinus committed
299 300 301 302 303
(defcustom tramp-smb-winexe-shell-command "powershell.exe"
  "Shell to be used for processes on remote machines.
This must be Powershell V2 compatible."
  :group 'tramp
  :type 'string
304 305
  :version "24.3"
  :require 'tramp)
Michael Albinus's avatar
Michael Albinus committed
306

307
;;;###tramp-autoload
Michael Albinus's avatar
Michael Albinus committed
308 309 310 311 312
(defcustom tramp-smb-winexe-shell-command-switch "-file -"
  "Command switch used together with `tramp-smb-winexe-shell-command'.
This can be used to disable echo etc."
  :group 'tramp
  :type 'string
313 314
  :version "24.3"
  :require 'tramp)
Michael Albinus's avatar
Michael Albinus committed
315

316 317
;; It must be a `defsubst' in order to push the whole code into
;; tramp-loaddefs.el.  Otherwise, there would be recursive autoloading.
318 319
;;;###tramp-autoload
(defsubst tramp-smb-file-name-p (filename)
320
  "Check if it's a filename for SMB servers."
Michael Albinus's avatar
Michael Albinus committed
321 322
  (string= (tramp-file-name-method (tramp-dissect-file-name filename))
	   tramp-smb-method))
323

324
;;;###tramp-autoload
325 326 327 328 329 330
(defun tramp-smb-file-name-handler (operation &rest args)
  "Invoke the SMB related OPERATION.
First arg specifies the OPERATION, second arg is a list of arguments to
pass to the OPERATION."
  (let ((fn (assoc operation tramp-smb-file-name-handler-alist)))
    (if fn
331
	(save-match-data (apply (cdr fn) args))
332 333
      (tramp-run-real-handler operation args))))

334 335
;;;###tramp-autoload
(unless (memq system-type '(cygwin windows-nt))
Michael Albinus's avatar
Michael Albinus committed
336 337
  (tramp-register-foreign-file-name-handler
   'tramp-smb-file-name-p 'tramp-smb-file-name-handler))
338

339 340
;; File name primitives.

341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356
(defun tramp-smb-handle-add-name-to-file
  (filename newname &optional ok-if-already-exists)
  "Like `add-name-to-file' for Tramp files."
  (unless (tramp-equal-remote filename newname)
    (with-parsed-tramp-file-name
	(if (tramp-tramp-file-p filename) filename newname) nil
      (tramp-error
       v 'file-error
       "add-name-to-file: %s"
       "only implemented for same method, same user, same host")))
  (with-parsed-tramp-file-name filename v1
    (with-parsed-tramp-file-name newname v2
      (when (file-directory-p filename)
	(tramp-error
	 v2 'file-error
	 "add-name-to-file: %s must not be a directory" filename))
Michael Albinus's avatar
Michael Albinus committed
357 358 359 360 361 362 363 364 365 366 367
	;; Do the 'confirm if exists' thing.
	(when (file-exists-p newname)
	  ;; What to do?
	  (if (or (null ok-if-already-exists) ; not allowed to exist
		  (and (numberp ok-if-already-exists)
		       (not (yes-or-no-p
			     (format
			      "File %s already exists; make it a link anyway? "
			      v2-localname)))))
	      (tramp-error v2 'file-already-exists newname)
	    (delete-file newname)))
368 369 370 371
      ;; We must also flush the cache of the directory, because
      ;; `file-attributes' reads the values from there.
      (tramp-flush-file-property v2 (file-name-directory v2-localname))
      (tramp-flush-file-property v2 v2-localname)
372 373 374 375 376 377 378 379 380 381
      (unless
	  (tramp-smb-send-command
	   v1
	   (format
	    "%s \"%s\" \"%s\""
	    (if (tramp-smb-get-cifs-capabilities v1) "link" "hardlink")
	    (tramp-smb-get-localname v1)
	    (tramp-smb-get-localname v2)))
	(tramp-error
	 v2 'file-error
382
	 "error with add-name-to-file, see buffer `%s' for details"
383
	 (buffer-name))))))
384

Michael Albinus's avatar
Michael Albinus committed
385 386
(defun tramp-smb-action-with-tar (proc vec)
  "Untar from connection buffer."
387
  (if (not (process-live-p proc))
Michael Albinus's avatar
Michael Albinus committed
388 389 390 391 392 393 394 395 396 397 398 399
      (throw 'tramp-action 'process-died)

    (with-current-buffer (tramp-get-connection-buffer vec)
      (goto-char (point-min))
      (when (search-forward-regexp tramp-smb-server-version nil t)
	;; There might be a hidden password prompt.
	(widen)
	(forward-line)
	(tramp-message vec 6 (buffer-substring (point-min) (point)))
	(delete-region (point-min) (point))
	(throw 'tramp-action 'ok)))))

400
(defun tramp-smb-handle-copy-directory
401
  (dirname newname &optional keep-date parents copy-contents)
Michael Albinus's avatar
Michael Albinus committed
402
  "Like `copy-directory' for Tramp files."
403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424
  (if copy-contents
      ;; We must do it file-wise.
      (tramp-run-real-handler
       'copy-directory (list dirname newname keep-date parents copy-contents))

    (setq dirname (expand-file-name dirname)
	  newname (expand-file-name newname))
    (let ((t1 (tramp-tramp-file-p dirname))
	  (t2 (tramp-tramp-file-p newname)))
      (with-parsed-tramp-file-name (if t1 dirname newname) nil
	(with-tramp-progress-reporter
	    v 0 (format "Copying %s to %s" dirname newname)
	  (cond
	   ;; We must use a local temporary directory.
	   ((and t1 t2)
	    (let ((tmpdir
		   (make-temp-name
		    (expand-file-name
		     tramp-temp-name-prefix
		     (tramp-compat-temporary-file-directory)))))
	      (unwind-protect
		  (progn
425
		    (make-directory tmpdir)
426 427
		    (copy-directory dirname tmpdir keep-date 'parents)
		    (copy-directory
428 429
		     (expand-file-name (file-name-nondirectory dirname) tmpdir)
		     newname keep-date parents))
430
		(delete-directory tmpdir 'recursive))))
431 432

	   ;; We can copy recursively.
Michael Albinus's avatar
Michael Albinus committed
433 434
	   ;; Does not work reliably.
	   (nil ;(and (or t1 t2) (tramp-smb-get-cifs-capabilities v))
435 436 437 438 439 440 441 442 443 444
	    (when (and (file-directory-p newname)
		       (not (string-equal (file-name-nondirectory dirname)
					  (file-name-nondirectory newname))))
	      (setq newname
		    (expand-file-name
		     (file-name-nondirectory dirname) newname))
	      (if t2 (setq v (tramp-dissect-file-name newname))))
	    (if (not (file-directory-p newname))
		(make-directory newname parents))

445
	    ;; Set variables for computing the prompt for reading password.
446 447
	    (setq tramp-current-method method
		  tramp-current-user user
448 449 450
		  tramp-current-domain domain
		  tramp-current-host host
		  tramp-current-port port)
451

452
	    (let* ((share (tramp-smb-get-share v))
453
		   (localname (file-name-as-directory
454
			       (replace-regexp-in-string
455 456 457 458 459
				"\\\\" "/" (tramp-smb-get-localname v))))
		   (tmpdir    (make-temp-name
			       (expand-file-name
				tramp-temp-name-prefix
				(tramp-compat-temporary-file-directory))))
460
		   (args      (list (concat "//" host "/" share) "-E")))
461

462 463
	      (if (not (zerop (length user)))
		  (setq args (append args (list "-U" user)))
464 465 466 467 468 469 470 471 472 473
		(setq args (append args (list "-N"))))

	      (when domain (setq args (append args (list "-W" domain))))
	      (when port   (setq args (append args (list "-p" port))))
	      (when tramp-smb-conf
		(setq args (append args (list "-s" tramp-smb-conf))))
	      (setq args
		    (if t1
			;; Source is remote.
			(append args
474 475
				(list "-D" (tramp-unquote-shell-quote-argument
					    localname)
476 477
				      "-c" (shell-quote-argument "tar qc - *")
				      "|" "tar" "xfC" "-"
478 479
				      (tramp-unquote-shell-quote-argument
				       tmpdir)))
480 481
		      ;; Target is remote.
		      (append (list "tar" "cfC" "-"
482 483
				    (tramp-unquote-shell-quote-argument dirname)
				    "." "|")
484
			      args
485 486
			      (list "-D" (tramp-unquote-shell-quote-argument
					  localname)
487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503
				    "-c" (shell-quote-argument "tar qx -")))))

	      (unwind-protect
		  (with-temp-buffer
		    ;; Set the transfer process properties.
		    (tramp-set-connection-property
		     v "process-name" (buffer-name (current-buffer)))
		    (tramp-set-connection-property
		     v "process-buffer" (current-buffer))

		    (when t1
		      ;; The smbclient tar command creates always
		      ;; complete paths.  We must emulate the
		      ;; directory structure, and symlink to the real
		      ;; target.
		      (make-directory
		       (expand-file-name
504 505
			".." (concat tmpdir localname))
		       'parents)
506 507 508 509 510 511
		      (make-symbolic-link
		       newname (directory-file-name (concat tmpdir localname))))

		    ;; Use an asynchronous processes.  By this,
		    ;; password can be handled.
		    (let* ((default-directory tmpdir)
512 513
			   (p (apply
			       'start-process
514 515
			       (tramp-get-connection-name v)
			       (tramp-get-connection-buffer v)
516
			       tramp-smb-program args)))
517 518 519 520

		      (tramp-message
		       v 6 "%s" (mapconcat 'identity (process-command p) " "))
		      (tramp-set-connection-property p "vector" v)
521
		      (process-put p 'adjust-window-size-function 'ignore)
522
		      (set-process-query-on-exit-flag p nil)
523 524
		      (tramp-process-actions p v nil tramp-smb-actions-with-tar)

525
		      (while (process-live-p p)
526 527 528 529 530 531
			(sit-for 0.1))
		      (tramp-message v 6 "\n%s" (buffer-string))))

		;; Reset the transfer process properties.
		(tramp-set-connection-property v "process-name" nil)
		(tramp-set-connection-property v "process-buffer" nil)
532
		(when t1 (delete-directory tmpdir 'recurse))))
533 534 535

	    ;; Handle KEEP-DATE argument.
	    (when keep-date
536 537 538 539
	      (set-file-times
	       newname
	       (tramp-compat-file-attribute-modification-time
		(file-attributes dirname))))
540 541 542 543 544 545 546 547 548 549 550 551 552 553 554

	    ;; Set the mode.
	    (unless keep-date
	      (set-file-modes newname (tramp-default-file-modes dirname)))

	    ;; When newname did exist, we have wrong cached values.
	    (when t2
	      (with-parsed-tramp-file-name newname nil
		(tramp-flush-file-property v (file-name-directory localname))
		(tramp-flush-file-property v localname))))

	   ;; We must do it file-wise.
	   (t
	    (tramp-run-real-handler
	     'copy-directory (list dirname newname keep-date parents)))))))))
555 556

(defun tramp-smb-handle-copy-file
Michael Albinus's avatar
Michael Albinus committed
557
  (filename newname &optional ok-if-already-exists keep-date
558
   _preserve-uid-gid _preserve-extended-attributes)
559
  "Like `copy-file' for Tramp files.
Michael Albinus's avatar
Michael Albinus committed
560
KEEP-DATE has no effect in case NEWNAME resides on an SMB server.
561
PRESERVE-UID-GID and PRESERVE-EXTENDED-ATTRIBUTES are completely ignored."
562 563
  (setq filename (expand-file-name filename)
	newname (expand-file-name newname))
564
  (with-tramp-progress-reporter
Michael Albinus's avatar
Michael Albinus committed
565 566
      (tramp-dissect-file-name
       (if (tramp-tramp-file-p filename) filename newname))
567 568
      0 (format "Copying %s to %s" filename newname)

Michael Albinus's avatar
Michael Albinus committed
569
    (if (file-directory-p filename)
570
	(copy-directory
571
	 filename newname keep-date 'parents 'copy-contents)
Michael Albinus's avatar
Michael Albinus committed
572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597

      (let ((tmpfile (file-local-copy filename)))
	(if tmpfile
	    ;; Remote filename.
	    (condition-case err
		(rename-file tmpfile newname ok-if-already-exists)
	      ((error quit)
	       (delete-file tmpfile)
	       (signal (car err) (cdr err))))

	  ;; Remote newname.
	  (when (file-directory-p newname)
	    (setq newname
		  (expand-file-name (file-name-nondirectory filename) newname)))

	  (with-parsed-tramp-file-name newname nil
	    (when (and (not ok-if-already-exists)
		       (file-exists-p newname))
	      (tramp-error v 'file-already-exists newname))

	    ;; We must also flush the cache of the directory, because
	    ;; `file-attributes' reads the values from there.
	    (tramp-flush-file-property v (file-name-directory localname))
	    (tramp-flush-file-property v localname)
	    (unless (tramp-smb-get-share v)
	      (tramp-error
598
	       v 'file-error "Target `%s' must contain a share name" newname))
Michael Albinus's avatar
Michael Albinus committed
599 600
	    (unless (tramp-smb-send-command
		     v (format "put \"%s\" \"%s\""
601 602
			       (tramp-compat-file-name-unquote filename)
			       (tramp-smb-get-localname v)))
603
	      (tramp-error
604
	       v 'file-error "Cannot copy `%s' to `%s'" filename newname))))))
605

Michael Albinus's avatar
Michael Albinus committed
606 607
    ;; KEEP-DATE handling.
    (when keep-date
608 609 610 611
      (set-file-times
       newname
       (tramp-compat-file-attribute-modification-time
	(file-attributes filename))))))
612

Michael Albinus's avatar
Michael Albinus committed
613
(defun tramp-smb-handle-delete-directory (directory &optional recursive _trash)
614
  "Like `delete-directory' for Tramp files."
615
  (setq directory (directory-file-name (expand-file-name directory)))
Michael Albinus's avatar
Michael Albinus committed
616
  (when (file-exists-p directory)
617 618 619 620 621 622 623 624
    (when recursive
      (mapc
       (lambda (file)
	 (if (file-directory-p file)
	     (delete-directory file recursive)
	   (delete-file file)))
       ;; We do not want to delete "." and "..".
       (directory-files directory 'full directory-files-no-dot-files-regexp)))
625

Michael Albinus's avatar
Michael Albinus committed
626
    (with-parsed-tramp-file-name directory nil
627
      ;; We must also flush the cache of the directory, because
628
      ;; `file-attributes' reads the values from there.
629 630
      (tramp-flush-file-property v (file-name-directory localname))
      (tramp-flush-directory-property v localname)
631 632 633 634 635 636 637 638 639 640
      (unless (tramp-smb-send-command
	       v (format
		  "%s \"%s\""
		  (if (tramp-smb-get-cifs-capabilities v) "posix_rmdir" "rmdir")
		  (tramp-smb-get-localname v)))
	;; Error.
	(with-current-buffer (tramp-get-connection-buffer v)
	  (goto-char (point-min))
	  (search-forward-regexp tramp-smb-errors nil t)
	  (tramp-error
641
	   v 'file-error "%s `%s'" (match-string 0) directory))))))
642

643
(defun tramp-smb-handle-delete-file (filename &optional _trash)
644
  "Like `delete-file' for Tramp files."
645
  (setq filename (expand-file-name filename))
Michael Albinus's avatar
Michael Albinus committed
646 647
  (when (file-exists-p filename)
    (with-parsed-tramp-file-name filename nil
648
      ;; We must also flush the cache of the directory, because
649
      ;; `file-attributes' reads the values from there.
650 651
      (tramp-flush-file-property v (file-name-directory localname))
      (tramp-flush-file-property v localname)
652 653 654 655 656 657 658 659 660 661
      (unless (tramp-smb-send-command
	       v (format
		  "%s \"%s\""
		  (if (tramp-smb-get-cifs-capabilities v) "posix_unlink" "rm")
		  (tramp-smb-get-localname v)))
	;; Error.
	(with-current-buffer (tramp-get-connection-buffer v)
	  (goto-char (point-min))
	  (search-forward-regexp tramp-smb-errors nil t)
	  (tramp-error
662
	   v 'file-error "%s `%s'" (match-string 0) filename))))))
663 664 665

(defun tramp-smb-handle-directory-files
  (directory &optional full match nosort)
666 667
  "Like `directory-files' for Tramp files."
  (let ((result (mapcar 'directory-file-name
668
			(file-name-all-completions "" directory))))
669
    ;; Discriminate with regexp.
670 671 672 673 674
    (when match
      (setq result
	    (delete nil
		    (mapcar (lambda (x) (when (string-match match x) x))
			    result))))
675
    ;; Append directory.
676 677 678
    (when full
      (setq result
	    (mapcar
679
	     (lambda (x) (format "%s/%s" directory x))
680
	     result)))
681
    ;; Sort them if necessary.
682
    (unless nosort (setq result (sort result 'string-lessp)))
Michael Albinus's avatar
Michael Albinus committed
683
    result))
684

685 686 687 688 689 690 691 692 693 694 695 696 697
(defun tramp-smb-handle-expand-file-name (name &optional dir)
  "Like `expand-file-name' for Tramp files."
  ;; If DIR is not given, use DEFAULT-DIRECTORY or "/".
  (setq dir (or dir default-directory "/"))
  ;; Unless NAME is absolute, concat DIR and NAME.
  (unless (file-name-absolute-p name)
    (setq name (concat (file-name-as-directory dir) name)))
  ;; If NAME is not a Tramp file, run the real handler.
  (if (not (tramp-tramp-file-p name))
      (tramp-run-real-handler 'expand-file-name (list name nil))
    ;; Dissect NAME.
    (with-parsed-tramp-file-name name nil
      ;; Tilde expansion if necessary.  We use the user name as share,
Paul Eggert's avatar
Paul Eggert committed
698
      ;; which is often the case in domains.
699
      (when (string-match "\\`/?~\\([^/]*\\)" localname)
700 701
	(setq localname
	      (replace-match
702
	       (if (zerop (length (match-string 1 localname)))
703
		   user
704
		 (match-string 1 localname))
705
	       nil nil localname)))
706 707 708
      ;; Make the file name absolute.
      (unless (tramp-run-real-handler 'file-name-absolute-p (list localname))
	(setq localname (concat "/" localname)))
709 710 711
      ;; No tilde characters in file name, do normal
      ;; `expand-file-name' (this does "/./" and "/../").
      (tramp-make-tramp-file-name
712
       method user domain host port
713 714
       (tramp-run-real-handler 'expand-file-name (list localname))))))

Michael Albinus's avatar
Michael Albinus committed
715
(defun tramp-smb-action-get-acl (proc vec)
716
  "Read ACL data from connection buffer."
717
  (unless (process-live-p proc)
718 719 720 721 722 723 724 725 726 727 728 729 730 731 732
    ;; Accept pending output.
    (while (tramp-accept-process-output proc 0.1))
    (with-current-buffer (tramp-get-connection-buffer vec)
      ;; There might be a hidden password prompt.
      (widen)
      (tramp-message vec 10 "\n%s" (buffer-string))
      (goto-char (point-min))
      (while (and (not (eobp)) (not (looking-at "^REVISION:")))
	(forward-line)
	(delete-region (point-min) (point)))
      (while (and (not (eobp)) (looking-at "^.+:.+"))
 	(forward-line))
      (delete-region (point) (point-max))
      (throw 'tramp-action 'ok))))

733 734 735 736
(defun tramp-smb-handle-file-acl (filename)
  "Like `file-acl' for Tramp files."
  (with-parsed-tramp-file-name filename nil
    (with-tramp-file-property v localname "file-acl"
737
      (when (executable-find tramp-smb-acl-program)
738
	;; Set variables for computing the prompt for reading password.
739 740
	(setq tramp-current-method method
	      tramp-current-user user
741 742 743
	      tramp-current-domain domain
	      tramp-current-host host
	      tramp-current-port port)
744

745
	(let* ((share     (tramp-smb-get-share v))
746
	       (localname (replace-regexp-in-string
747
			   "\\\\" "/" (tramp-smb-get-localname v)))
748
	       (args      (list (concat "//" host "/" share) "-E")))
749

750 751
	  (if (not (zerop (length user)))
	      (setq args (append args (list "-U" user)))
752 753 754 755 756 757 758 759
	    (setq args (append args (list "-N"))))

	  (when domain (setq args (append args (list "-W" domain))))
	  (when port   (setq args (append args (list "-p" port))))
	  (when tramp-smb-conf
	    (setq args (append args (list "-s" tramp-smb-conf))))
	  (setq
	   args
760 761
	   (append args (list (tramp-unquote-shell-quote-argument localname)
			      "2>/dev/null")))
762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780

	  (unwind-protect
	      (with-temp-buffer
		;; Set the transfer process properties.
		(tramp-set-connection-property
		 v "process-name" (buffer-name (current-buffer)))
		(tramp-set-connection-property
		 v "process-buffer" (current-buffer))

		;; Use an asynchronous processes.  By this, password
		;; can be handled.
		(let ((p (apply
			  'start-process
			  (tramp-get-connection-name v)
			  (tramp-get-connection-buffer v)
			  tramp-smb-acl-program args)))

		  (tramp-message
		   v 6 "%s" (mapconcat 'identity (process-command p) " "))
Michael Albinus's avatar
Michael Albinus committed
781
		  (tramp-set-connection-property p "vector" v)
782
		  (process-put p 'adjust-window-size-function 'ignore)
783
		  (set-process-query-on-exit-flag p nil)
Michael Albinus's avatar
Michael Albinus committed
784
		  (tramp-process-actions p v nil tramp-smb-actions-get-acl)
785
		  (when (> (point-max) (point-min))
786
		    (substring-no-properties (buffer-string)))))
787 788 789 790

	    ;; Reset the transfer process properties.
	    (tramp-set-connection-property v "process-name" nil)
	    (tramp-set-connection-property v "process-buffer" nil)))))))
791

792
(defun tramp-smb-handle-file-attributes (filename &optional id-format)
793
  "Like `file-attributes' for Tramp files."
794
  (unless id-format (setq id-format 'integer))
795 796
  (ignore-errors
    (with-parsed-tramp-file-name filename nil
797 798
      (with-tramp-file-property
	  v localname (format "file-attributes-%s" id-format)
799
	(if (tramp-smb-get-stat-capability v)
800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829
	    (tramp-smb-do-file-attributes-with-stat v id-format)
	  ;; Reading just the filename entry via "dir localname" is not
	  ;; possible, because when filename is a directory, some
	  ;; smbclient versions return the content of the directory, and
	  ;; other versions don't.  Therefore, the whole content of the
	  ;; upper directory is retrieved, and the entry of the filename
	  ;; is extracted from.
	  (let* ((entries (tramp-smb-get-file-entries
			   (file-name-directory filename)))
		 (entry (assoc (file-name-nondirectory filename) entries))
		 (uid (if (equal id-format 'string) "nobody" -1))
		 (gid (if (equal id-format 'string) "nogroup" -1))
		 (inode (tramp-get-inode v))
		 (device (tramp-get-device v)))

	    ;; Check result.
	    (when entry
	      (list (and (string-match "d" (nth 1 entry))
			 t)        ;0 file type
		    -1	           ;1 link count
		    uid	           ;2 uid
		    gid	           ;3 gid
		    '(0 0)	   ;4 atime
		    (nth 3 entry)  ;5 mtime
		    '(0 0)	   ;6 ctime
		    (nth 2 entry)  ;7 size
		    (nth 1 entry)  ;8 mode
		    nil	           ;9 gid weird
		    inode	   ;10 inode number
		    device)))))))) ;11 file system number
830

831
(defun tramp-smb-do-file-attributes-with-stat (vec &optional id-format)
832
  "Implement `file-attributes' for Tramp files using stat command."
833 834
  (tramp-message
   vec 5 "file attributes with stat: %s" (tramp-file-name-localname vec))
Michael Albinus's avatar
Michael Albinus committed
835
  (with-current-buffer (tramp-get-connection-buffer vec)
836
    (let* (size id link uid gid atime mtime ctime mode inode)
837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891
      (when (tramp-smb-send-command
	     vec (format "stat \"%s\"" (tramp-smb-get-localname vec)))

	;; Loop the listing.
	(goto-char (point-min))
	(unless (re-search-forward tramp-smb-errors nil t)
	  (while (not (eobp))
	    (cond
	     ((looking-at
	       "Size:\\s-+\\([0-9]+\\)\\s-+Blocks:\\s-+[0-9]+\\s-+\\(\\w+\\)")
	      (setq size (string-to-number (match-string 1))
		    id (if (string-equal "directory" (match-string 2)) t
			 (if (string-equal "symbolic" (match-string 2)) ""))))
	     ((looking-at
	       "Inode:\\s-+\\([0-9]+\\)\\s-+Links:\\s-+\\([0-9]+\\)")
	      (setq inode (string-to-number (match-string 1))
		    link (string-to-number (match-string 2))))
	     ((looking-at
	       "Access:\\s-+([0-9]+/\\(\\S-+\\))\\s-+Uid:\\s-+\\([0-9]+\\)\\s-+Gid:\\s-+\\([0-9]+\\)")
	      (setq mode (match-string 1)
		    uid (if (equal id-format 'string) (match-string 2)
			  (string-to-number (match-string 2)))
		    gid (if (equal id-format 'string) (match-string 3)
			  (string-to-number (match-string 3)))))
	     ((looking-at
	       "Access:\\s-+\\([0-9]+\\)-\\([0-9]+\\)-\\([0-9]+\\)\\s-+\\([0-9]+\\):\\([0-9]+\\):\\([0-9]+\\)")
	      (setq atime
		    (encode-time
		     (string-to-number (match-string 6)) ;; sec
		     (string-to-number (match-string 5)) ;; min
		     (string-to-number (match-string 4)) ;; hour
		     (string-to-number (match-string 3)) ;; day
		     (string-to-number (match-string 2)) ;; month
		     (string-to-number (match-string 1))))) ;; year
	     ((looking-at
	       "Modify:\\s-+\\([0-9]+\\)-\\([0-9]+\\)-\\([0-9]+\\)\\s-+\\([0-9]+\\):\\([0-9]+\\):\\([0-9]+\\)")
	      (setq mtime
		    (encode-time
		     (string-to-number (match-string 6)) ;; sec
		     (string-to-number (match-string 5)) ;; min
		     (string-to-number (match-string 4)) ;; hour
		     (string-to-number (match-string 3)) ;; day
		     (string-to-number (match-string 2)) ;; month
		     (string-to-number (match-string 1))))) ;; year
	     ((looking-at
	       "Change:\\s-+\\([0-9]+\\)-\\([0-9]+\\)-\\([0-9]+\\)\\s-+\\([0-9]+\\):\\([0-9]+\\):\\([0-9]+\\)")
	      (setq ctime
		    (encode-time
		     (string-to-number (match-string 6)) ;; sec
		     (string-to-number (match-string 5)) ;; min
		     (string-to-number (match-string 4)) ;; hour
		     (string-to-number (match-string 3)) ;; day
		     (string-to-number (match-string 2)) ;; month
		     (string-to-number (match-string 1)))))) ;; year
	    (forward-line))
Michael Albinus's avatar
Michael Albinus committed
892 893 894 895 896 897 898 899 900 901

	  ;; Resolve symlink.
	  (when (and (stringp id)
		     (tramp-smb-send-command
		      vec
		      (format "readlink \"%s\"" (tramp-smb-get-localname vec))))
	    (goto-char (point-min))
	    (and (looking-at ".+ -> \\(.+\\)")
		 (setq id (match-string 1))))

902 903 904
	  ;; Return the result.
	  (list id link uid gid atime mtime ctime size mode nil inode
		(tramp-get-device vec)))))))
905 906

(defun tramp-smb-handle-file-directory-p (filename)
907 908
  "Like `file-directory-p' for Tramp files."
  (and (file-exists-p filename)
909 910 911
       (eq ?d
	   (aref (tramp-compat-file-attribute-modes (file-attributes filename))
		 0))))
912 913

(defun tramp-smb-handle-file-local-copy (filename)
914
  "Like `file-local-copy' for Tramp files."
915
  (with-parsed-tramp-file-name filename nil
916 917
    (unless (file-exists-p filename)
      (tramp-error
Michael Albinus's avatar
Michael Albinus committed
918
       v tramp-file-missing
919
       "Cannot make local copy of non-existing file `%s'" filename))
920
    (let ((tmpfile (tramp-compat-make-temp-file filename)))
921
      (with-tramp-progress-reporter
922 923 924 925 926
	  v 3 (format "Fetching %s to tmp file %s" filename tmpfile)
	(unless (tramp-smb-send-command
		 v (format "get \"%s\" \"%s\""
			   (tramp-smb-get-localname v) tmpfile))
	  ;; Oops, an error.  We shall cleanup.
927
	  (delete-file tmpfile)
928
	  (tramp-error
929
	   v 'file-error "Cannot make local copy of file `%s'" filename)))
930
      tmpfile)))
931 932 933 934

;; This function should return "foo/" for directories and "bar" for
;; files.
(defun tramp-smb-handle-file-name-all-completions (filename directory)
935 936 937
  "Like `file-name-all-completions' for Tramp files."
  (all-completions
   filename
Michael Albinus's avatar
Michael Albinus committed
938
   (with-parsed-tramp-file-name (expand-file-name directory) nil
939
     (with-tramp-file-property v localname "file-name-all-completions"
940
       (save-match-data
Michael Albinus's avatar
Michael Albinus committed
941 942 943 944 945 946 947 948
	 (delete-dups
	  (mapcar
	   (lambda (x)
	     (list
	      (if (string-match "d" (nth 1 x))
		  (file-name-as-directory (nth 0 x))
		(nth 0 x))))
	   (tramp-smb-get-file-entries directory))))))))
949

950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966
(defun tramp-smb-handle-file-truename (filename)
  "Like `file-truename' for Tramp files."
  (format
   "%s%s"
   (with-parsed-tramp-file-name (expand-file-name filename) nil
     (tramp-make-tramp-file-name
      method user domain host port
      (with-tramp-file-property v localname "file-truename"
	(funcall
	 (if (tramp-compat-file-name-quoted-p localname)
	     'tramp-compat-file-name-quote