2 Unix SMB/CIFS implementation.
3 Main SMB reply routines
4 Copyright (C) Andrew Tridgell 1992-1998
5 Copyright (C) Andrew Bartlett 2001
6 Copyright (C) Jeremy Allison 1992-2007.
7 Copyright (C) Volker Lendecke 2007
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 This file handles most of the reply_ calls that the server
24 makes to handle specific protocols
28 #include "smbd/globals.h"
30 extern enum protocol_types Protocol;
32 /****************************************************************************
33 Ensure we check the path in *exactly* the same way as W2K for a findfirst/findnext
34 path or anything including wildcards.
35 We're assuming here that '/' is not the second byte in any multibyte char
36 set (a safe assumption). '\\' *may* be the second byte in a multibyte char
38 ****************************************************************************/
40 /* Custom version for processing POSIX paths. */
41 #define IS_PATH_SEP(c,posix_only) ((c) == '/' || (!(posix_only) && (c) == '\\'))
43 static NTSTATUS check_path_syntax_internal(char *path,
45 bool *p_last_component_contains_wcard)
49 NTSTATUS ret = NT_STATUS_OK;
50 bool start_of_name_component = True;
51 bool stream_started = false;
53 *p_last_component_contains_wcard = False;
60 return NT_STATUS_OBJECT_NAME_INVALID;
63 return NT_STATUS_OBJECT_NAME_INVALID;
65 if (strchr_m(&s[1], ':')) {
66 return NT_STATUS_OBJECT_NAME_INVALID;
68 if (StrCaseCmp(s, ":$DATA") != 0) {
69 return NT_STATUS_INVALID_PARAMETER;
75 if (!stream_started && *s == ':') {
76 if (*p_last_component_contains_wcard) {
77 return NT_STATUS_OBJECT_NAME_INVALID;
79 /* stream names allow more characters than file names */
80 stream_started = true;
81 start_of_name_component = false;
85 return NT_STATUS_OBJECT_NAME_INVALID;
89 if (!stream_started && IS_PATH_SEP(*s,posix_path)) {
91 * Safe to assume is not the second part of a mb char
92 * as this is handled below.
94 /* Eat multiple '/' or '\\' */
95 while (IS_PATH_SEP(*s,posix_path)) {
98 if ((d != path) && (*s != '\0')) {
99 /* We only care about non-leading or trailing '/' or '\\' */
103 start_of_name_component = True;
105 *p_last_component_contains_wcard = False;
109 if (start_of_name_component) {
110 if ((s[0] == '.') && (s[1] == '.') && (IS_PATH_SEP(s[2],posix_path) || s[2] == '\0')) {
111 /* Uh oh - "/../" or "\\..\\" or "/..\0" or "\\..\0" ! */
114 * No mb char starts with '.' so we're safe checking the directory separator here.
117 /* If we just added a '/' - delete it */
118 if ((d > path) && (*(d-1) == '/')) {
123 /* Are we at the start ? Can't go back further if so. */
125 ret = NT_STATUS_OBJECT_PATH_SYNTAX_BAD;
128 /* Go back one level... */
129 /* We know this is safe as '/' cannot be part of a mb sequence. */
130 /* NOTE - if this assumption is invalid we are not in good shape... */
131 /* Decrement d first as d points to the *next* char to write into. */
132 for (d--; d > path; d--) {
136 s += 2; /* Else go past the .. */
137 /* We're still at the start of a name component, just the previous one. */
140 } else if ((s[0] == '.') && ((s[1] == '\0') || IS_PATH_SEP(s[1],posix_path))) {
152 if (*s <= 0x1f || *s == '|') {
153 return NT_STATUS_OBJECT_NAME_INVALID;
161 *p_last_component_contains_wcard = True;
170 /* Get the size of the next MB character. */
171 next_codepoint(s,&siz);
189 DEBUG(0,("check_path_syntax_internal: character length assumptions invalid !\n"));
191 return NT_STATUS_INVALID_PARAMETER;
194 start_of_name_component = False;
202 /****************************************************************************
203 Ensure we check the path in *exactly* the same way as W2K for regular pathnames.
204 No wildcards allowed.
205 ****************************************************************************/
207 NTSTATUS check_path_syntax(char *path)
210 return check_path_syntax_internal(path, False, &ignore);
213 /****************************************************************************
214 Ensure we check the path in *exactly* the same way as W2K for regular pathnames.
215 Wildcards allowed - p_contains_wcard returns true if the last component contained
217 ****************************************************************************/
219 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard)
221 return check_path_syntax_internal(path, False, p_contains_wcard);
224 /****************************************************************************
225 Check the path for a POSIX client.
226 We're assuming here that '/' is not the second byte in any multibyte char
227 set (a safe assumption).
228 ****************************************************************************/
230 NTSTATUS check_path_syntax_posix(char *path)
233 return check_path_syntax_internal(path, True, &ignore);
236 /****************************************************************************
237 Pull a string and check the path allowing a wilcard - provide for error return.
238 ****************************************************************************/
240 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
241 const char *base_ptr,
248 bool *contains_wcard)
254 ret = srvstr_pull_talloc(ctx, base_ptr, smb_flags2, pp_dest, src,
258 *err = NT_STATUS_INVALID_PARAMETER;
262 *contains_wcard = False;
264 if (smb_flags2 & FLAGS2_DFS_PATHNAMES) {
266 * For a DFS path the function parse_dfs_path()
267 * will do the path processing, just make a copy.
273 if (lp_posix_pathnames()) {
274 *err = check_path_syntax_posix(*pp_dest);
276 *err = check_path_syntax_wcard(*pp_dest, contains_wcard);
282 /****************************************************************************
283 Pull a string and check the path - provide for error return.
284 ****************************************************************************/
286 size_t srvstr_get_path(TALLOC_CTX *ctx,
287 const char *base_ptr,
296 return srvstr_get_path_wcard(ctx, base_ptr, smb_flags2, pp_dest, src,
297 src_len, flags, err, &ignore);
300 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
301 char **pp_dest, const char *src, int flags,
302 NTSTATUS *err, bool *contains_wcard)
304 return srvstr_get_path_wcard(mem_ctx, (char *)req->inbuf, req->flags2,
305 pp_dest, src, smbreq_bufrem(req, src),
306 flags, err, contains_wcard);
309 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
310 char **pp_dest, const char *src, int flags,
314 return srvstr_get_path_req_wcard(mem_ctx, req, pp_dest, src,
315 flags, err, &ignore);
318 /****************************************************************************
319 Check if we have a correct fsp pointing to a file. Basic check for open fsp.
320 ****************************************************************************/
322 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
325 if (!(fsp) || !(conn)) {
326 reply_nterror(req, NT_STATUS_INVALID_HANDLE);
329 if (((conn) != (fsp)->conn) || req->vuid != (fsp)->vuid) {
330 reply_nterror(req, NT_STATUS_INVALID_HANDLE);
336 /****************************************************************************
337 Check if we have a correct fsp pointing to a file.
338 ****************************************************************************/
340 bool check_fsp(connection_struct *conn, struct smb_request *req,
343 if (!check_fsp_open(conn, req, fsp)) {
346 if ((fsp)->is_directory) {
347 reply_nterror(req, NT_STATUS_INVALID_DEVICE_REQUEST);
350 if ((fsp)->fh->fd == -1) {
351 reply_nterror(req, NT_STATUS_ACCESS_DENIED);
354 (fsp)->num_smb_operations++;
358 /****************************************************************************
359 Check if we have a correct fsp pointing to a quota fake file. Replacement for
360 the CHECK_NTQUOTA_HANDLE_OK macro.
361 ****************************************************************************/
363 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
366 if (!check_fsp_open(conn, req, fsp)) {
370 if (fsp->is_directory) {
374 if (fsp->fake_file_handle == NULL) {
378 if (fsp->fake_file_handle->type != FAKE_FILE_TYPE_QUOTA) {
382 if (fsp->fake_file_handle->private_data == NULL) {
389 /****************************************************************************
390 Check if we have a correct fsp. Replacement for the FSP_BELONGS_CONN macro
391 ****************************************************************************/
393 bool fsp_belongs_conn(connection_struct *conn, struct smb_request *req,
396 if ((fsp) && (conn) && ((conn)==(fsp)->conn)
397 && (req->vuid == (fsp)->vuid)) {
401 reply_nterror(req, NT_STATUS_INVALID_HANDLE);
405 /****************************************************************************
406 Reply to a (netbios-level) special message.
407 ****************************************************************************/
409 void reply_special(char *inbuf)
411 int msg_type = CVAL(inbuf,0);
412 int msg_flags = CVAL(inbuf,1);
417 * We only really use 4 bytes of the outbuf, but for the smb_setlen
418 * calculation & friends (srv_send_smb uses that) we need the full smb
421 char outbuf[smb_size];
425 memset(outbuf, '\0', sizeof(outbuf));
427 smb_setlen(outbuf,0);
430 case 0x81: /* session request */
432 if (already_got_session) {
433 exit_server_cleanly("multiple session request not permitted");
436 SCVAL(outbuf,0,0x82);
438 if (name_len(inbuf+4) > 50 ||
439 name_len(inbuf+4 + name_len(inbuf + 4)) > 50) {
440 DEBUG(0,("Invalid name length in session request\n"));
443 name_extract(inbuf,4,name1);
444 name_type = name_extract(inbuf,4 + name_len(inbuf + 4),name2);
445 DEBUG(2,("netbios connect: name1=%s name2=%s\n",
448 set_local_machine_name(name1, True);
449 set_remote_machine_name(name2, True);
451 DEBUG(2,("netbios connect: local=%s remote=%s, name type = %x\n",
452 get_local_machine_name(), get_remote_machine_name(),
455 if (name_type == 'R') {
456 /* We are being asked for a pathworks session ---
458 SCVAL(outbuf, 0,0x83);
462 /* only add the client's machine name to the list
463 of possibly valid usernames if we are operating
464 in share mode security */
465 if (lp_security() == SEC_SHARE) {
466 add_session_user(get_remote_machine_name());
469 reload_services(True);
472 already_got_session = True;
475 case 0x89: /* session keepalive request
476 (some old clients produce this?) */
477 SCVAL(outbuf,0,SMBkeepalive);
481 case 0x82: /* positive session response */
482 case 0x83: /* negative session response */
483 case 0x84: /* retarget session response */
484 DEBUG(0,("Unexpected session response\n"));
487 case SMBkeepalive: /* session keepalive */
492 DEBUG(5,("init msg_type=0x%x msg_flags=0x%x\n",
493 msg_type, msg_flags));
495 srv_send_smb(smbd_server_fd(), outbuf, false);
499 /****************************************************************************
501 conn POINTER CAN BE NULL HERE !
502 ****************************************************************************/
504 void reply_tcon(struct smb_request *req)
506 connection_struct *conn = req->conn;
508 char *service_buf = NULL;
509 char *password = NULL;
514 DATA_BLOB password_blob;
515 TALLOC_CTX *ctx = talloc_tos();
517 START_PROFILE(SMBtcon);
519 if (req->buflen < 4) {
520 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
521 END_PROFILE(SMBtcon);
525 p = (const char *)req->buf + 1;
526 p += srvstr_pull_req_talloc(ctx, req, &service_buf, p, STR_TERMINATE);
528 pwlen = srvstr_pull_req_talloc(ctx, req, &password, p, STR_TERMINATE);
530 p += srvstr_pull_req_talloc(ctx, req, &dev, p, STR_TERMINATE);
533 if (service_buf == NULL || password == NULL || dev == NULL) {
534 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
535 END_PROFILE(SMBtcon);
538 p = strrchr_m(service_buf,'\\');
542 service = service_buf;
545 password_blob = data_blob(password, pwlen+1);
547 conn = make_connection(service,password_blob,dev,req->vuid,&nt_status);
550 data_blob_clear_free(&password_blob);
553 reply_nterror(req, nt_status);
554 END_PROFILE(SMBtcon);
558 reply_outbuf(req, 2, 0);
559 SSVAL(req->outbuf,smb_vwv0,max_recv);
560 SSVAL(req->outbuf,smb_vwv1,conn->cnum);
561 SSVAL(req->outbuf,smb_tid,conn->cnum);
563 DEBUG(3,("tcon service=%s cnum=%d\n",
564 service, conn->cnum));
566 END_PROFILE(SMBtcon);
570 /****************************************************************************
571 Reply to a tcon and X.
572 conn POINTER CAN BE NULL HERE !
573 ****************************************************************************/
575 void reply_tcon_and_X(struct smb_request *req)
577 connection_struct *conn = req->conn;
578 const char *service = NULL;
580 TALLOC_CTX *ctx = talloc_tos();
581 /* what the cleint thinks the device is */
582 char *client_devicetype = NULL;
583 /* what the server tells the client the share represents */
584 const char *server_devicetype;
591 START_PROFILE(SMBtconX);
594 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
595 END_PROFILE(SMBtconX);
599 passlen = SVAL(req->vwv+3, 0);
600 tcon_flags = SVAL(req->vwv+2, 0);
602 /* we might have to close an old one */
603 if ((tcon_flags & 0x1) && conn) {
604 close_cnum(conn,req->vuid);
609 if ((passlen > MAX_PASS_LEN) || (passlen >= req->buflen)) {
610 reply_doserror(req, ERRDOS, ERRbuftoosmall);
611 END_PROFILE(SMBtconX);
615 if (global_encrypted_passwords_negotiated) {
616 password = data_blob_talloc(talloc_tos(), req->buf, passlen);
617 if (lp_security() == SEC_SHARE) {
619 * Security = share always has a pad byte
620 * after the password.
622 p = (const char *)req->buf + passlen + 1;
624 p = (const char *)req->buf + passlen;
627 password = data_blob_talloc(talloc_tos(), req->buf, passlen+1);
628 /* Ensure correct termination */
629 password.data[passlen]=0;
630 p = (const char *)req->buf + passlen + 1;
633 p += srvstr_pull_req_talloc(ctx, req, &path, p, STR_TERMINATE);
636 data_blob_clear_free(&password);
637 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
638 END_PROFILE(SMBtconX);
643 * the service name can be either: \\server\share
644 * or share directly like on the DELL PowerVault 705
647 q = strchr_m(path+2,'\\');
649 data_blob_clear_free(&password);
650 reply_doserror(req, ERRDOS, ERRnosuchshare);
651 END_PROFILE(SMBtconX);
659 p += srvstr_pull_talloc(ctx, req->inbuf, req->flags2,
660 &client_devicetype, p,
661 MIN(6, smbreq_bufrem(req, p)), STR_ASCII);
663 if (client_devicetype == NULL) {
664 data_blob_clear_free(&password);
665 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
666 END_PROFILE(SMBtconX);
670 DEBUG(4,("Client requested device type [%s] for share [%s]\n", client_devicetype, service));
672 conn = make_connection(service, password, client_devicetype,
673 req->vuid, &nt_status);
676 data_blob_clear_free(&password);
679 reply_nterror(req, nt_status);
680 END_PROFILE(SMBtconX);
685 server_devicetype = "IPC";
686 else if ( IS_PRINT(conn) )
687 server_devicetype = "LPT1:";
689 server_devicetype = "A:";
691 if (Protocol < PROTOCOL_NT1) {
692 reply_outbuf(req, 2, 0);
693 if (message_push_string(&req->outbuf, server_devicetype,
694 STR_TERMINATE|STR_ASCII) == -1) {
695 reply_nterror(req, NT_STATUS_NO_MEMORY);
696 END_PROFILE(SMBtconX);
700 /* NT sets the fstype of IPC$ to the null string */
701 const char *fstype = IS_IPC(conn) ? "" : lp_fstype(SNUM(conn));
703 if (tcon_flags & TCONX_FLAG_EXTENDED_RESPONSE) {
704 /* Return permissions. */
708 reply_outbuf(req, 7, 0);
711 perm1 = FILE_ALL_ACCESS;
712 perm2 = FILE_ALL_ACCESS;
714 perm1 = CAN_WRITE(conn) ?
719 SIVAL(req->outbuf, smb_vwv3, perm1);
720 SIVAL(req->outbuf, smb_vwv5, perm2);
722 reply_outbuf(req, 3, 0);
725 if ((message_push_string(&req->outbuf, server_devicetype,
726 STR_TERMINATE|STR_ASCII) == -1)
727 || (message_push_string(&req->outbuf, fstype,
728 STR_TERMINATE) == -1)) {
729 reply_nterror(req, NT_STATUS_NO_MEMORY);
730 END_PROFILE(SMBtconX);
734 /* what does setting this bit do? It is set by NT4 and
735 may affect the ability to autorun mounted cdroms */
736 SSVAL(req->outbuf, smb_vwv2, SMB_SUPPORT_SEARCH_BITS|
737 (lp_csc_policy(SNUM(conn)) << 2));
739 if (lp_msdfs_root(SNUM(conn)) && lp_host_msdfs()) {
740 DEBUG(2,("Serving %s as a Dfs root\n",
741 lp_servicename(SNUM(conn)) ));
742 SSVAL(req->outbuf, smb_vwv2,
743 SMB_SHARE_IN_DFS | SVAL(req->outbuf, smb_vwv2));
748 DEBUG(3,("tconX service=%s \n",
751 /* set the incoming and outgoing tid to the just created one */
752 SSVAL(req->inbuf,smb_tid,conn->cnum);
753 SSVAL(req->outbuf,smb_tid,conn->cnum);
755 END_PROFILE(SMBtconX);
761 /****************************************************************************
762 Reply to an unknown type.
763 ****************************************************************************/
765 void reply_unknown_new(struct smb_request *req, uint8 type)
767 DEBUG(0, ("unknown command type (%s): type=%d (0x%X)\n",
768 smb_fn_name(type), type, type));
769 reply_doserror(req, ERRSRV, ERRunknownsmb);
773 /****************************************************************************
775 conn POINTER CAN BE NULL HERE !
776 ****************************************************************************/
778 void reply_ioctl(struct smb_request *req)
780 connection_struct *conn = req->conn;
787 START_PROFILE(SMBioctl);
790 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
791 END_PROFILE(SMBioctl);
795 device = SVAL(req->vwv+1, 0);
796 function = SVAL(req->vwv+2, 0);
797 ioctl_code = (device << 16) + function;
799 DEBUG(4, ("Received IOCTL (code 0x%x)\n", ioctl_code));
801 switch (ioctl_code) {
802 case IOCTL_QUERY_JOB_INFO:
806 reply_doserror(req, ERRSRV, ERRnosupport);
807 END_PROFILE(SMBioctl);
811 reply_outbuf(req, 8, replysize+1);
812 SSVAL(req->outbuf,smb_vwv1,replysize); /* Total data bytes returned */
813 SSVAL(req->outbuf,smb_vwv5,replysize); /* Data bytes this buffer */
814 SSVAL(req->outbuf,smb_vwv6,52); /* Offset to data */
815 p = smb_buf(req->outbuf);
816 memset(p, '\0', replysize+1); /* valgrind-safe. */
817 p += 1; /* Allow for alignment */
819 switch (ioctl_code) {
820 case IOCTL_QUERY_JOB_INFO:
822 files_struct *fsp = file_fsp(
823 req, SVAL(req->vwv+0, 0));
825 reply_doserror(req, ERRDOS, ERRbadfid);
826 END_PROFILE(SMBioctl);
829 SSVAL(p,0,fsp->rap_print_jobid); /* Job number */
830 srvstr_push((char *)req->outbuf, req->flags2, p+2,
832 STR_TERMINATE|STR_ASCII);
834 srvstr_push((char *)req->outbuf, req->flags2,
835 p+18, lp_servicename(SNUM(conn)),
836 13, STR_TERMINATE|STR_ASCII);
844 END_PROFILE(SMBioctl);
848 /****************************************************************************
849 Strange checkpath NTSTATUS mapping.
850 ****************************************************************************/
852 static NTSTATUS map_checkpath_error(uint16_t flags2, NTSTATUS status)
854 /* Strange DOS error code semantics only for checkpath... */
855 if (!(flags2 & FLAGS2_32_BIT_ERROR_CODES)) {
856 if (NT_STATUS_EQUAL(NT_STATUS_OBJECT_NAME_INVALID,status)) {
857 /* We need to map to ERRbadpath */
858 return NT_STATUS_OBJECT_PATH_NOT_FOUND;
864 /****************************************************************************
865 Reply to a checkpath.
866 ****************************************************************************/
868 void reply_checkpath(struct smb_request *req)
870 connection_struct *conn = req->conn;
872 SMB_STRUCT_STAT sbuf;
874 TALLOC_CTX *ctx = talloc_tos();
876 START_PROFILE(SMBcheckpath);
878 srvstr_get_path_req(ctx, req, &name, (const char *)req->buf + 1,
879 STR_TERMINATE, &status);
881 if (!NT_STATUS_IS_OK(status)) {
882 status = map_checkpath_error(req->flags2, status);
883 reply_nterror(req, status);
884 END_PROFILE(SMBcheckpath);
888 status = resolve_dfspath(ctx, conn,
889 req->flags2 & FLAGS2_DFS_PATHNAMES,
892 if (!NT_STATUS_IS_OK(status)) {
893 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
894 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
896 END_PROFILE(SMBcheckpath);
902 DEBUG(3,("reply_checkpath %s mode=%d\n", name, (int)SVAL(req->vwv+0, 0)));
904 status = unix_convert(ctx, conn, name, False, &name, NULL, &sbuf);
905 if (!NT_STATUS_IS_OK(status)) {
909 status = check_name(conn, name);
910 if (!NT_STATUS_IS_OK(status)) {
911 DEBUG(3,("reply_checkpath: check_name of %s failed (%s)\n",name,nt_errstr(status)));
915 if (!VALID_STAT(sbuf) && (SMB_VFS_STAT(conn,name,&sbuf) != 0)) {
916 DEBUG(3,("reply_checkpath: stat of %s failed (%s)\n",name,strerror(errno)));
917 status = map_nt_error_from_unix(errno);
921 if (!S_ISDIR(sbuf.st_mode)) {
922 reply_botherror(req, NT_STATUS_NOT_A_DIRECTORY,
924 END_PROFILE(SMBcheckpath);
928 reply_outbuf(req, 0, 0);
930 END_PROFILE(SMBcheckpath);
935 END_PROFILE(SMBcheckpath);
937 /* We special case this - as when a Windows machine
938 is parsing a path is steps through the components
939 one at a time - if a component fails it expects
940 ERRbadpath, not ERRbadfile.
942 status = map_checkpath_error(req->flags2, status);
943 if (NT_STATUS_EQUAL(status, NT_STATUS_OBJECT_NAME_NOT_FOUND)) {
945 * Windows returns different error codes if
946 * the parent directory is valid but not the
947 * last component - it returns NT_STATUS_OBJECT_NAME_NOT_FOUND
948 * for that case and NT_STATUS_OBJECT_PATH_NOT_FOUND
949 * if the path is invalid.
951 reply_botherror(req, NT_STATUS_OBJECT_NAME_NOT_FOUND,
956 reply_nterror(req, status);
959 /****************************************************************************
961 ****************************************************************************/
963 void reply_getatr(struct smb_request *req)
965 connection_struct *conn = req->conn;
967 SMB_STRUCT_STAT sbuf;
973 TALLOC_CTX *ctx = talloc_tos();
975 START_PROFILE(SMBgetatr);
977 p = (const char *)req->buf + 1;
978 p += srvstr_get_path_req(ctx, req, &fname, p, STR_TERMINATE, &status);
979 if (!NT_STATUS_IS_OK(status)) {
980 reply_nterror(req, status);
981 END_PROFILE(SMBgetatr);
985 status = resolve_dfspath(ctx, conn,
986 req->flags2 & FLAGS2_DFS_PATHNAMES,
989 if (!NT_STATUS_IS_OK(status)) {
990 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
991 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
993 END_PROFILE(SMBgetatr);
996 reply_nterror(req, status);
997 END_PROFILE(SMBgetatr);
1001 /* dos smetimes asks for a stat of "" - it returns a "hidden directory"
1002 under WfWg - weird! */
1003 if (*fname == '\0') {
1004 mode = aHIDDEN | aDIR;
1005 if (!CAN_WRITE(conn)) {
1011 status = unix_convert(ctx, conn, fname, False, &fname, NULL,&sbuf);
1012 if (!NT_STATUS_IS_OK(status)) {
1013 reply_nterror(req, status);
1014 END_PROFILE(SMBgetatr);
1017 status = check_name(conn, fname);
1018 if (!NT_STATUS_IS_OK(status)) {
1019 DEBUG(3,("reply_getatr: check_name of %s failed (%s)\n",fname,nt_errstr(status)));
1020 reply_nterror(req, status);
1021 END_PROFILE(SMBgetatr);
1024 if (!VALID_STAT(sbuf) && (SMB_VFS_STAT(conn,fname,&sbuf) != 0)) {
1025 DEBUG(3,("reply_getatr: stat of %s failed (%s)\n",fname,strerror(errno)));
1026 reply_unixerror(req, ERRDOS,ERRbadfile);
1027 END_PROFILE(SMBgetatr);
1031 mode = dos_mode(conn,fname,&sbuf);
1032 size = sbuf.st_size;
1033 mtime = sbuf.st_mtime;
1039 reply_outbuf(req, 10, 0);
1041 SSVAL(req->outbuf,smb_vwv0,mode);
1042 if(lp_dos_filetime_resolution(SNUM(conn)) ) {
1043 srv_put_dos_date3((char *)req->outbuf,smb_vwv1,mtime & ~1);
1045 srv_put_dos_date3((char *)req->outbuf,smb_vwv1,mtime);
1047 SIVAL(req->outbuf,smb_vwv3,(uint32)size);
1049 if (Protocol >= PROTOCOL_NT1) {
1050 SSVAL(req->outbuf, smb_flg2,
1051 SVAL(req->outbuf, smb_flg2) | FLAGS2_IS_LONG_NAME);
1054 DEBUG(3,("reply_getatr: name=%s mode=%d size=%u\n", fname, mode, (unsigned int)size ) );
1056 END_PROFILE(SMBgetatr);
1060 /****************************************************************************
1062 ****************************************************************************/
1064 void reply_setatr(struct smb_request *req)
1066 struct smb_file_time ft;
1067 connection_struct *conn = req->conn;
1071 SMB_STRUCT_STAT sbuf;
1074 TALLOC_CTX *ctx = talloc_tos();
1076 START_PROFILE(SMBsetatr);
1081 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1085 p = (const char *)req->buf + 1;
1086 p += srvstr_get_path_req(ctx, req, &fname, p, STR_TERMINATE, &status);
1087 if (!NT_STATUS_IS_OK(status)) {
1088 reply_nterror(req, status);
1089 END_PROFILE(SMBsetatr);
1093 status = resolve_dfspath(ctx, conn,
1094 req->flags2 & FLAGS2_DFS_PATHNAMES,
1097 if (!NT_STATUS_IS_OK(status)) {
1098 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
1099 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
1100 ERRSRV, ERRbadpath);
1101 END_PROFILE(SMBsetatr);
1104 reply_nterror(req, status);
1105 END_PROFILE(SMBsetatr);
1109 status = unix_convert(ctx, conn, fname, False, &fname, NULL, &sbuf);
1110 if (!NT_STATUS_IS_OK(status)) {
1111 reply_nterror(req, status);
1112 END_PROFILE(SMBsetatr);
1116 status = check_name(conn, fname);
1117 if (!NT_STATUS_IS_OK(status)) {
1118 reply_nterror(req, status);
1119 END_PROFILE(SMBsetatr);
1123 if (fname[0] == '.' && fname[1] == '\0') {
1125 * Not sure here is the right place to catch this
1126 * condition. Might be moved to somewhere else later -- vl
1128 reply_nterror(req, NT_STATUS_ACCESS_DENIED);
1129 END_PROFILE(SMBsetatr);
1133 mode = SVAL(req->vwv+0, 0);
1134 mtime = srv_make_unix_date3(req->vwv+1);
1136 ft.mtime = convert_time_t_to_timespec(mtime);
1137 status = smb_set_file_time(conn, NULL, fname,
1139 if (!NT_STATUS_IS_OK(status)) {
1140 reply_unixerror(req, ERRDOS, ERRnoaccess);
1141 END_PROFILE(SMBsetatr);
1145 if (mode != FILE_ATTRIBUTE_NORMAL) {
1146 if (VALID_STAT_OF_DIR(sbuf))
1151 if (file_set_dosmode(conn,fname,mode,&sbuf,NULL,false) != 0) {
1152 reply_unixerror(req, ERRDOS, ERRnoaccess);
1153 END_PROFILE(SMBsetatr);
1158 reply_outbuf(req, 0, 0);
1160 DEBUG( 3, ( "setatr name=%s mode=%d\n", fname, mode ) );
1162 END_PROFILE(SMBsetatr);
1166 /****************************************************************************
1168 ****************************************************************************/
1170 void reply_dskattr(struct smb_request *req)
1172 connection_struct *conn = req->conn;
1173 uint64_t dfree,dsize,bsize;
1174 START_PROFILE(SMBdskattr);
1176 if (get_dfree_info(conn,".",True,&bsize,&dfree,&dsize) == (uint64_t)-1) {
1177 reply_unixerror(req, ERRHRD, ERRgeneral);
1178 END_PROFILE(SMBdskattr);
1182 reply_outbuf(req, 5, 0);
1184 if (Protocol <= PROTOCOL_LANMAN2) {
1185 double total_space, free_space;
1186 /* we need to scale this to a number that DOS6 can handle. We
1187 use floating point so we can handle large drives on systems
1188 that don't have 64 bit integers
1190 we end up displaying a maximum of 2G to DOS systems
1192 total_space = dsize * (double)bsize;
1193 free_space = dfree * (double)bsize;
1195 dsize = (uint64_t)((total_space+63*512) / (64*512));
1196 dfree = (uint64_t)((free_space+63*512) / (64*512));
1198 if (dsize > 0xFFFF) dsize = 0xFFFF;
1199 if (dfree > 0xFFFF) dfree = 0xFFFF;
1201 SSVAL(req->outbuf,smb_vwv0,dsize);
1202 SSVAL(req->outbuf,smb_vwv1,64); /* this must be 64 for dos systems */
1203 SSVAL(req->outbuf,smb_vwv2,512); /* and this must be 512 */
1204 SSVAL(req->outbuf,smb_vwv3,dfree);
1206 SSVAL(req->outbuf,smb_vwv0,dsize);
1207 SSVAL(req->outbuf,smb_vwv1,bsize/512);
1208 SSVAL(req->outbuf,smb_vwv2,512);
1209 SSVAL(req->outbuf,smb_vwv3,dfree);
1212 DEBUG(3,("dskattr dfree=%d\n", (unsigned int)dfree));
1214 END_PROFILE(SMBdskattr);
1218 /****************************************************************************
1220 Can be called from SMBsearch, SMBffirst or SMBfunique.
1221 ****************************************************************************/
1223 void reply_search(struct smb_request *req)
1225 connection_struct *conn = req->conn;
1226 const char *mask = NULL;
1227 char *directory = NULL;
1233 unsigned int numentries = 0;
1234 unsigned int maxentries = 0;
1235 bool finished = False;
1241 bool check_descend = False;
1242 bool expect_close = False;
1244 bool mask_contains_wcard = False;
1245 bool allow_long_path_components = (req->flags2 & FLAGS2_LONG_PATH_COMPONENTS) ? True : False;
1246 TALLOC_CTX *ctx = talloc_tos();
1247 bool ask_sharemode = lp_parm_bool(SNUM(conn), "smbd", "search ask sharemode", true);
1249 START_PROFILE(SMBsearch);
1252 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1253 END_PROFILE(SMBsearch);
1257 if (lp_posix_pathnames()) {
1258 reply_unknown_new(req, req->cmd);
1259 END_PROFILE(SMBsearch);
1263 /* If we were called as SMBffirst then we must expect close. */
1264 if(req->cmd == SMBffirst) {
1265 expect_close = True;
1268 reply_outbuf(req, 1, 3);
1269 maxentries = SVAL(req->vwv+0, 0);
1270 dirtype = SVAL(req->vwv+1, 0);
1271 p = (const char *)req->buf + 1;
1272 p += srvstr_get_path_req_wcard(ctx, req, &path, p, STR_TERMINATE,
1273 &nt_status, &mask_contains_wcard);
1274 if (!NT_STATUS_IS_OK(nt_status)) {
1275 reply_nterror(req, nt_status);
1276 END_PROFILE(SMBsearch);
1280 nt_status = resolve_dfspath_wcard(ctx, conn,
1281 req->flags2 & FLAGS2_DFS_PATHNAMES,
1284 &mask_contains_wcard);
1285 if (!NT_STATUS_IS_OK(nt_status)) {
1286 if (NT_STATUS_EQUAL(nt_status,NT_STATUS_PATH_NOT_COVERED)) {
1287 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
1288 ERRSRV, ERRbadpath);
1289 END_PROFILE(SMBsearch);
1292 reply_nterror(req, nt_status);
1293 END_PROFILE(SMBsearch);
1298 status_len = SVAL(p, 0);
1301 /* dirtype &= ~aDIR; */
1303 if (status_len == 0) {
1304 SMB_STRUCT_STAT sbuf;
1306 nt_status = unix_convert(ctx, conn, path, True,
1307 &directory, NULL, &sbuf);
1308 if (!NT_STATUS_IS_OK(nt_status)) {
1309 reply_nterror(req, nt_status);
1310 END_PROFILE(SMBsearch);
1314 nt_status = check_name(conn, directory);
1315 if (!NT_STATUS_IS_OK(nt_status)) {
1316 reply_nterror(req, nt_status);
1317 END_PROFILE(SMBsearch);
1321 p = strrchr_m(directory,'/');
1322 if ((p != NULL) && (*directory != '/')) {
1324 directory = talloc_strndup(ctx, directory,
1325 PTR_DIFF(p, directory));
1328 directory = talloc_strdup(ctx,".");
1332 reply_nterror(req, NT_STATUS_NO_MEMORY);
1333 END_PROFILE(SMBsearch);
1337 memset((char *)status,'\0',21);
1338 SCVAL(status,0,(dirtype & 0x1F));
1340 nt_status = dptr_create(conn,
1346 mask_contains_wcard,
1349 if (!NT_STATUS_IS_OK(nt_status)) {
1350 reply_nterror(req, nt_status);
1351 END_PROFILE(SMBsearch);
1354 dptr_num = dptr_dnum(conn->dirptr);
1358 memcpy(status,p,21);
1359 status_dirtype = CVAL(status,0) & 0x1F;
1360 if (status_dirtype != (dirtype & 0x1F)) {
1361 dirtype = status_dirtype;
1364 conn->dirptr = dptr_fetch(status+12,&dptr_num);
1365 if (!conn->dirptr) {
1368 string_set(&conn->dirpath,dptr_path(dptr_num));
1369 mask = dptr_wcard(dptr_num);
1374 * For a 'continue' search we have no string. So
1375 * check from the initial saved string.
1377 mask_contains_wcard = ms_has_wild(mask);
1378 dirtype = dptr_attr(dptr_num);
1381 DEBUG(4,("dptr_num is %d\n",dptr_num));
1383 if ((dirtype&0x1F) == aVOLID) {
1384 char buf[DIR_STRUCT_SIZE];
1385 memcpy(buf,status,21);
1386 if (!make_dir_struct(ctx,buf,"???????????",volume_label(SNUM(conn)),
1387 0,aVOLID,0,!allow_long_path_components)) {
1388 reply_nterror(req, NT_STATUS_NO_MEMORY);
1389 END_PROFILE(SMBsearch);
1392 dptr_fill(buf+12,dptr_num);
1393 if (dptr_zero(buf+12) && (status_len==0)) {
1398 if (message_push_blob(&req->outbuf,
1399 data_blob_const(buf, sizeof(buf)))
1401 reply_nterror(req, NT_STATUS_NO_MEMORY);
1402 END_PROFILE(SMBsearch);
1410 ((uint8 *)smb_buf(req->outbuf) + 3 - req->outbuf))
1413 DEBUG(8,("dirpath=<%s> dontdescend=<%s>\n",
1414 conn->dirpath,lp_dontdescend(SNUM(conn))));
1415 if (in_list(conn->dirpath, lp_dontdescend(SNUM(conn)),True)) {
1416 check_descend = True;
1419 for (i=numentries;(i<maxentries) && !finished;i++) {
1420 finished = !get_dir_entry(ctx,
1431 char buf[DIR_STRUCT_SIZE];
1432 memcpy(buf,status,21);
1433 if (!make_dir_struct(ctx,
1440 !allow_long_path_components)) {
1441 reply_nterror(req, NT_STATUS_NO_MEMORY);
1442 END_PROFILE(SMBsearch);
1445 if (!dptr_fill(buf+12,dptr_num)) {
1448 if (message_push_blob(&req->outbuf,
1449 data_blob_const(buf, sizeof(buf)))
1451 reply_nterror(req, NT_STATUS_NO_MEMORY);
1452 END_PROFILE(SMBsearch);
1462 /* If we were called as SMBffirst with smb_search_id == NULL
1463 and no entries were found then return error and close dirptr
1466 if (numentries == 0) {
1467 dptr_close(&dptr_num);
1468 } else if(expect_close && status_len == 0) {
1469 /* Close the dptr - we know it's gone */
1470 dptr_close(&dptr_num);
1473 /* If we were called as SMBfunique, then we can close the dirptr now ! */
1474 if(dptr_num >= 0 && req->cmd == SMBfunique) {
1475 dptr_close(&dptr_num);
1478 if ((numentries == 0) && !mask_contains_wcard) {
1479 reply_botherror(req, STATUS_NO_MORE_FILES, ERRDOS, ERRnofiles);
1480 END_PROFILE(SMBsearch);
1484 SSVAL(req->outbuf,smb_vwv0,numentries);
1485 SSVAL(req->outbuf,smb_vwv1,3 + numentries * DIR_STRUCT_SIZE);
1486 SCVAL(smb_buf(req->outbuf),0,5);
1487 SSVAL(smb_buf(req->outbuf),1,numentries*DIR_STRUCT_SIZE);
1489 /* The replies here are never long name. */
1490 SSVAL(req->outbuf, smb_flg2,
1491 SVAL(req->outbuf, smb_flg2) & (~FLAGS2_IS_LONG_NAME));
1492 if (!allow_long_path_components) {
1493 SSVAL(req->outbuf, smb_flg2,
1494 SVAL(req->outbuf, smb_flg2)
1495 & (~FLAGS2_LONG_PATH_COMPONENTS));
1498 /* This SMB *always* returns ASCII names. Remove the unicode bit in flags2. */
1499 SSVAL(req->outbuf, smb_flg2,
1500 (SVAL(req->outbuf, smb_flg2) & (~FLAGS2_UNICODE_STRINGS)));
1503 directory = dptr_path(dptr_num);
1506 DEBUG(4,("%s mask=%s path=%s dtype=%d nument=%u of %u\n",
1507 smb_fn_name(req->cmd),
1509 directory ? directory : "./",
1514 END_PROFILE(SMBsearch);
1518 /****************************************************************************
1519 Reply to a fclose (stop directory search).
1520 ****************************************************************************/
1522 void reply_fclose(struct smb_request *req)
1530 bool path_contains_wcard = False;
1531 TALLOC_CTX *ctx = talloc_tos();
1533 START_PROFILE(SMBfclose);
1535 if (lp_posix_pathnames()) {
1536 reply_unknown_new(req, req->cmd);
1537 END_PROFILE(SMBfclose);
1541 p = (const char *)req->buf + 1;
1542 p += srvstr_get_path_req_wcard(ctx, req, &path, p, STR_TERMINATE,
1543 &err, &path_contains_wcard);
1544 if (!NT_STATUS_IS_OK(err)) {
1545 reply_nterror(req, err);
1546 END_PROFILE(SMBfclose);
1550 status_len = SVAL(p,0);
1553 if (status_len == 0) {
1554 reply_doserror(req, ERRSRV, ERRsrverror);
1555 END_PROFILE(SMBfclose);
1559 memcpy(status,p,21);
1561 if(dptr_fetch(status+12,&dptr_num)) {
1562 /* Close the dptr - we know it's gone */
1563 dptr_close(&dptr_num);
1566 reply_outbuf(req, 1, 0);
1567 SSVAL(req->outbuf,smb_vwv0,0);
1569 DEBUG(3,("search close\n"));
1571 END_PROFILE(SMBfclose);
1575 /****************************************************************************
1577 ****************************************************************************/
1579 void reply_open(struct smb_request *req)
1581 connection_struct *conn = req->conn;
1587 SMB_STRUCT_STAT sbuf;
1594 uint32 create_disposition;
1595 uint32 create_options = 0;
1597 TALLOC_CTX *ctx = talloc_tos();
1599 START_PROFILE(SMBopen);
1602 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1603 END_PROFILE(SMBopen);
1607 oplock_request = CORE_OPLOCK_REQUEST(req->inbuf);
1608 deny_mode = SVAL(req->vwv+0, 0);
1609 dos_attr = SVAL(req->vwv+1, 0);
1611 srvstr_get_path_req(ctx, req, &fname, (const char *)req->buf+1,
1612 STR_TERMINATE, &status);
1613 if (!NT_STATUS_IS_OK(status)) {
1614 reply_nterror(req, status);
1615 END_PROFILE(SMBopen);
1619 if (!map_open_params_to_ntcreate(
1620 fname, deny_mode, OPENX_FILE_EXISTS_OPEN, &access_mask,
1621 &share_mode, &create_disposition, &create_options)) {
1622 reply_nterror(req, NT_STATUS_DOS(ERRDOS, ERRbadaccess));
1623 END_PROFILE(SMBopen);
1627 status = SMB_VFS_CREATE_FILE(
1630 0, /* root_dir_fid */
1632 CFF_DOS_PATH, /* create_file_flags */
1633 access_mask, /* access_mask */
1634 share_mode, /* share_access */
1635 create_disposition, /* create_disposition*/
1636 create_options, /* create_options */
1637 dos_attr, /* file_attributes */
1638 oplock_request, /* oplock_request */
1639 0, /* allocation_size */
1646 if (!NT_STATUS_IS_OK(status)) {
1647 if (open_was_deferred(req->mid)) {
1648 /* We have re-scheduled this call. */
1649 END_PROFILE(SMBopen);
1652 reply_openerror(req, status);
1653 END_PROFILE(SMBopen);
1657 size = sbuf.st_size;
1658 fattr = dos_mode(conn,fsp->fsp_name,&sbuf);
1659 mtime = sbuf.st_mtime;
1662 DEBUG(3,("attempt to open a directory %s\n",fsp->fsp_name));
1663 close_file(req, fsp, ERROR_CLOSE);
1664 reply_doserror(req, ERRDOS,ERRnoaccess);
1665 END_PROFILE(SMBopen);
1669 reply_outbuf(req, 7, 0);
1670 SSVAL(req->outbuf,smb_vwv0,fsp->fnum);
1671 SSVAL(req->outbuf,smb_vwv1,fattr);
1672 if(lp_dos_filetime_resolution(SNUM(conn)) ) {
1673 srv_put_dos_date3((char *)req->outbuf,smb_vwv2,mtime & ~1);
1675 srv_put_dos_date3((char *)req->outbuf,smb_vwv2,mtime);
1677 SIVAL(req->outbuf,smb_vwv4,(uint32)size);
1678 SSVAL(req->outbuf,smb_vwv6,deny_mode);
1680 if (oplock_request && lp_fake_oplocks(SNUM(conn))) {
1681 SCVAL(req->outbuf,smb_flg,
1682 CVAL(req->outbuf,smb_flg)|CORE_OPLOCK_GRANTED);
1685 if(EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type)) {
1686 SCVAL(req->outbuf,smb_flg,
1687 CVAL(req->outbuf,smb_flg)|CORE_OPLOCK_GRANTED);
1689 END_PROFILE(SMBopen);
1693 /****************************************************************************
1694 Reply to an open and X.
1695 ****************************************************************************/
1697 void reply_open_and_X(struct smb_request *req)
1699 connection_struct *conn = req->conn;
1704 /* Breakout the oplock request bits so we can set the
1705 reply bits separately. */
1706 int ex_oplock_request;
1707 int core_oplock_request;
1710 int smb_sattr = SVAL(req->vwv+4, 0);
1711 uint32 smb_time = make_unix_date3(req->vwv+6);
1716 SMB_STRUCT_STAT sbuf;
1720 uint64_t allocation_size;
1721 ssize_t retval = -1;
1724 uint32 create_disposition;
1725 uint32 create_options = 0;
1726 TALLOC_CTX *ctx = talloc_tos();
1728 START_PROFILE(SMBopenX);
1730 if (req->wct < 15) {
1731 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1732 END_PROFILE(SMBopenX);
1736 open_flags = SVAL(req->vwv+2, 0);
1737 deny_mode = SVAL(req->vwv+3, 0);
1738 smb_attr = SVAL(req->vwv+5, 0);
1739 ex_oplock_request = EXTENDED_OPLOCK_REQUEST(req->inbuf);
1740 core_oplock_request = CORE_OPLOCK_REQUEST(req->inbuf);
1741 oplock_request = ex_oplock_request | core_oplock_request;
1742 smb_ofun = SVAL(req->vwv+8, 0);
1743 allocation_size = (uint64_t)IVAL(req->vwv+9, 0);
1745 /* If it's an IPC, pass off the pipe handler. */
1747 if (lp_nt_pipe_support()) {
1748 reply_open_pipe_and_X(conn, req);
1750 reply_doserror(req, ERRSRV, ERRaccess);
1752 END_PROFILE(SMBopenX);
1756 /* XXXX we need to handle passed times, sattr and flags */
1757 srvstr_get_path_req(ctx, req, &fname, (const char *)req->buf,
1758 STR_TERMINATE, &status);
1759 if (!NT_STATUS_IS_OK(status)) {
1760 reply_nterror(req, status);
1761 END_PROFILE(SMBopenX);
1765 if (!map_open_params_to_ntcreate(
1766 fname, deny_mode, smb_ofun, &access_mask,
1767 &share_mode, &create_disposition, &create_options)) {
1768 reply_nterror(req, NT_STATUS_DOS(ERRDOS, ERRbadaccess));
1769 END_PROFILE(SMBopenX);
1773 status = SMB_VFS_CREATE_FILE(
1776 0, /* root_dir_fid */
1778 CFF_DOS_PATH, /* create_file_flags */
1779 access_mask, /* access_mask */
1780 share_mode, /* share_access */
1781 create_disposition, /* create_disposition*/
1782 create_options, /* create_options */
1783 smb_attr, /* file_attributes */
1784 oplock_request, /* oplock_request */
1785 0, /* allocation_size */
1789 &smb_action, /* pinfo */
1792 if (!NT_STATUS_IS_OK(status)) {
1793 END_PROFILE(SMBopenX);
1794 if (open_was_deferred(req->mid)) {
1795 /* We have re-scheduled this call. */
1798 reply_openerror(req, status);
1802 /* Setting the "size" field in vwv9 and vwv10 causes the file to be set to this size,
1803 if the file is truncated or created. */
1804 if (((smb_action == FILE_WAS_CREATED) || (smb_action == FILE_WAS_OVERWRITTEN)) && allocation_size) {
1805 fsp->initial_allocation_size = smb_roundup(fsp->conn, allocation_size);
1806 if (vfs_allocate_file_space(fsp, fsp->initial_allocation_size) == -1) {
1807 close_file(req, fsp, ERROR_CLOSE);
1808 reply_nterror(req, NT_STATUS_DISK_FULL);
1809 END_PROFILE(SMBopenX);
1812 retval = vfs_set_filelen(fsp, (SMB_OFF_T)allocation_size);
1814 close_file(req, fsp, ERROR_CLOSE);
1815 reply_nterror(req, NT_STATUS_DISK_FULL);
1816 END_PROFILE(SMBopenX);
1819 sbuf.st_size = SMB_VFS_GET_ALLOC_SIZE(conn,fsp,&sbuf);
1822 fattr = dos_mode(conn,fsp->fsp_name,&sbuf);
1823 mtime = sbuf.st_mtime;
1825 close_file(req, fsp, ERROR_CLOSE);
1826 reply_doserror(req, ERRDOS, ERRnoaccess);
1827 END_PROFILE(SMBopenX);
1831 /* If the caller set the extended oplock request bit
1832 and we granted one (by whatever means) - set the
1833 correct bit for extended oplock reply.
1836 if (ex_oplock_request && lp_fake_oplocks(SNUM(conn))) {
1837 smb_action |= EXTENDED_OPLOCK_GRANTED;
1840 if(ex_oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type)) {
1841 smb_action |= EXTENDED_OPLOCK_GRANTED;
1844 /* If the caller set the core oplock request bit
1845 and we granted one (by whatever means) - set the
1846 correct bit for core oplock reply.
1849 if (open_flags & EXTENDED_RESPONSE_REQUIRED) {
1850 reply_outbuf(req, 19, 0);
1852 reply_outbuf(req, 15, 0);
1855 if (core_oplock_request && lp_fake_oplocks(SNUM(conn))) {
1856 SCVAL(req->outbuf, smb_flg,
1857 CVAL(req->outbuf,smb_flg)|CORE_OPLOCK_GRANTED);
1860 if(core_oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type)) {
1861 SCVAL(req->outbuf, smb_flg,
1862 CVAL(req->outbuf,smb_flg)|CORE_OPLOCK_GRANTED);
1865 SSVAL(req->outbuf,smb_vwv2,fsp->fnum);
1866 SSVAL(req->outbuf,smb_vwv3,fattr);
1867 if(lp_dos_filetime_resolution(SNUM(conn)) ) {
1868 srv_put_dos_date3((char *)req->outbuf,smb_vwv4,mtime & ~1);
1870 srv_put_dos_date3((char *)req->outbuf,smb_vwv4,mtime);
1872 SIVAL(req->outbuf,smb_vwv6,(uint32)sbuf.st_size);
1873 SSVAL(req->outbuf,smb_vwv8,GET_OPENX_MODE(deny_mode));
1874 SSVAL(req->outbuf,smb_vwv11,smb_action);
1876 if (open_flags & EXTENDED_RESPONSE_REQUIRED) {
1877 SIVAL(req->outbuf, smb_vwv15, STD_RIGHT_ALL_ACCESS);
1880 END_PROFILE(SMBopenX);
1885 /****************************************************************************
1886 Reply to a SMBulogoffX.
1887 ****************************************************************************/
1889 void reply_ulogoffX(struct smb_request *req)
1893 START_PROFILE(SMBulogoffX);
1895 vuser = get_valid_user_struct(req->vuid);
1898 DEBUG(3,("ulogoff, vuser id %d does not map to user.\n",
1902 /* in user level security we are supposed to close any files
1903 open by this user */
1904 if ((vuser != NULL) && (lp_security() != SEC_SHARE)) {
1905 file_close_user(req->vuid);
1908 invalidate_vuid(req->vuid);
1910 reply_outbuf(req, 2, 0);
1912 DEBUG( 3, ( "ulogoffX vuid=%d\n", req->vuid ) );
1914 END_PROFILE(SMBulogoffX);
1918 /****************************************************************************
1919 Reply to a mknew or a create.
1920 ****************************************************************************/
1922 void reply_mknew(struct smb_request *req)
1924 connection_struct *conn = req->conn;
1927 struct smb_file_time ft;
1929 int oplock_request = 0;
1930 SMB_STRUCT_STAT sbuf;
1932 uint32 access_mask = FILE_GENERIC_READ | FILE_GENERIC_WRITE;
1933 uint32 share_mode = FILE_SHARE_READ|FILE_SHARE_WRITE;
1934 uint32 create_disposition;
1935 uint32 create_options = 0;
1936 TALLOC_CTX *ctx = talloc_tos();
1938 START_PROFILE(SMBcreate);
1942 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1943 END_PROFILE(SMBcreate);
1947 fattr = SVAL(req->vwv+0, 0);
1948 oplock_request = CORE_OPLOCK_REQUEST(req->inbuf);
1951 ft.mtime = convert_time_t_to_timespec(srv_make_unix_date3(req->vwv+1));
1953 srvstr_get_path_req(ctx, req, &fname, (const char *)req->buf + 1,
1954 STR_TERMINATE, &status);
1955 if (!NT_STATUS_IS_OK(status)) {
1956 reply_nterror(req, status);
1957 END_PROFILE(SMBcreate);
1961 if (fattr & aVOLID) {
1962 DEBUG(0,("Attempt to create file (%s) with volid set - "
1963 "please report this\n", fname));
1966 if(req->cmd == SMBmknew) {
1967 /* We should fail if file exists. */
1968 create_disposition = FILE_CREATE;
1970 /* Create if file doesn't exist, truncate if it does. */
1971 create_disposition = FILE_OVERWRITE_IF;
1974 status = SMB_VFS_CREATE_FILE(
1977 0, /* root_dir_fid */
1979 CFF_DOS_PATH, /* create_file_flags */
1980 access_mask, /* access_mask */
1981 share_mode, /* share_access */
1982 create_disposition, /* create_disposition*/
1983 create_options, /* create_options */
1984 fattr, /* file_attributes */
1985 oplock_request, /* oplock_request */
1986 0, /* allocation_size */
1993 if (!NT_STATUS_IS_OK(status)) {
1994 END_PROFILE(SMBcreate);
1995 if (open_was_deferred(req->mid)) {
1996 /* We have re-scheduled this call. */
1999 reply_openerror(req, status);
2003 ft.atime = get_atimespec(&sbuf); /* atime. */
2004 status = smb_set_file_time(conn, fsp, fsp->fsp_name, &sbuf, &ft, true);
2005 if (!NT_STATUS_IS_OK(status)) {
2006 END_PROFILE(SMBcreate);
2007 reply_openerror(req, status);
2011 reply_outbuf(req, 1, 0);
2012 SSVAL(req->outbuf,smb_vwv0,fsp->fnum);
2014 if (oplock_request && lp_fake_oplocks(SNUM(conn))) {
2015 SCVAL(req->outbuf,smb_flg,
2016 CVAL(req->outbuf,smb_flg)|CORE_OPLOCK_GRANTED);
2019 if(EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type)) {
2020 SCVAL(req->outbuf,smb_flg,
2021 CVAL(req->outbuf,smb_flg)|CORE_OPLOCK_GRANTED);
2024 DEBUG( 2, ( "reply_mknew: file %s\n", fsp->fsp_name ) );
2025 DEBUG( 3, ( "reply_mknew %s fd=%d dmode=0x%x\n",
2026 fsp->fsp_name, fsp->fh->fd, (unsigned int)fattr ) );
2028 END_PROFILE(SMBcreate);
2032 /****************************************************************************
2033 Reply to a create temporary file.
2034 ****************************************************************************/
2036 void reply_ctemp(struct smb_request *req)
2038 connection_struct *conn = req->conn;
2044 SMB_STRUCT_STAT sbuf;
2047 TALLOC_CTX *ctx = talloc_tos();
2049 START_PROFILE(SMBctemp);
2052 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2053 END_PROFILE(SMBctemp);
2057 fattr = SVAL(req->vwv+0, 0);
2058 oplock_request = CORE_OPLOCK_REQUEST(req->inbuf);
2060 srvstr_get_path_req(ctx, req, &fname, (const char *)req->buf+1,
2061 STR_TERMINATE, &status);
2062 if (!NT_STATUS_IS_OK(status)) {
2063 reply_nterror(req, status);
2064 END_PROFILE(SMBctemp);
2068 fname = talloc_asprintf(ctx,
2072 fname = talloc_strdup(ctx, "TMXXXXXX");
2076 reply_nterror(req, NT_STATUS_NO_MEMORY);
2077 END_PROFILE(SMBctemp);
2081 status = resolve_dfspath(ctx, conn,
2082 req->flags2 & FLAGS2_DFS_PATHNAMES,
2085 if (!NT_STATUS_IS_OK(status)) {
2086 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
2087 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
2088 ERRSRV, ERRbadpath);
2089 END_PROFILE(SMBctemp);
2092 reply_nterror(req, status);
2093 END_PROFILE(SMBctemp);
2097 status = unix_convert(ctx, conn, fname, False, &fname, NULL, &sbuf);
2098 if (!NT_STATUS_IS_OK(status)) {
2099 reply_nterror(req, status);
2100 END_PROFILE(SMBctemp);
2104 status = check_name(conn, fname);
2105 if (!NT_STATUS_IS_OK(status)) {
2106 reply_nterror(req, status);
2107 END_PROFILE(SMBctemp);
2111 tmpfd = smb_mkstemp(fname);
2113 reply_unixerror(req, ERRDOS, ERRnoaccess);
2114 END_PROFILE(SMBctemp);
2118 SMB_VFS_STAT(conn,fname,&sbuf);
2120 /* We should fail if file does not exist. */
2121 status = SMB_VFS_CREATE_FILE(
2124 0, /* root_dir_fid */
2126 0, /* create_file_flags */
2127 FILE_GENERIC_READ | FILE_GENERIC_WRITE, /* access_mask */
2128 FILE_SHARE_READ | FILE_SHARE_WRITE, /* share_access */
2129 FILE_OPEN, /* create_disposition*/
2130 0, /* create_options */
2131 fattr, /* file_attributes */
2132 oplock_request, /* oplock_request */
2133 0, /* allocation_size */
2140 /* close fd from smb_mkstemp() */
2143 if (!NT_STATUS_IS_OK(status)) {
2144 if (open_was_deferred(req->mid)) {
2145 /* We have re-scheduled this call. */
2146 END_PROFILE(SMBctemp);
2149 reply_openerror(req, status);
2150 END_PROFILE(SMBctemp);
2154 reply_outbuf(req, 1, 0);
2155 SSVAL(req->outbuf,smb_vwv0,fsp->fnum);
2157 /* the returned filename is relative to the directory */
2158 s = strrchr_m(fsp->fsp_name, '/');
2166 /* Tested vs W2K3 - this doesn't seem to be here - null terminated filename is the only
2167 thing in the byte section. JRA */
2168 SSVALS(p, 0, -1); /* what is this? not in spec */
2170 if (message_push_string(&req->outbuf, s, STR_ASCII|STR_TERMINATE)
2172 reply_nterror(req, NT_STATUS_NO_MEMORY);
2173 END_PROFILE(SMBctemp);
2177 if (oplock_request && lp_fake_oplocks(SNUM(conn))) {
2178 SCVAL(req->outbuf, smb_flg,
2179 CVAL(req->outbuf,smb_flg)|CORE_OPLOCK_GRANTED);
2182 if (EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type)) {
2183 SCVAL(req->outbuf, smb_flg,
2184 CVAL(req->outbuf,smb_flg)|CORE_OPLOCK_GRANTED);
2187 DEBUG( 2, ( "reply_ctemp: created temp file %s\n", fsp->fsp_name ) );
2188 DEBUG( 3, ( "reply_ctemp %s fd=%d umode=0%o\n", fsp->fsp_name,
2189 fsp->fh->fd, (unsigned int)sbuf.st_mode ) );
2191 END_PROFILE(SMBctemp);
2195 /*******************************************************************
2196 Check if a user is allowed to rename a file.
2197 ********************************************************************/
2199 static NTSTATUS can_rename(connection_struct *conn, files_struct *fsp,
2200 uint16 dirtype, SMB_STRUCT_STAT *pst)
2204 if (!CAN_WRITE(conn)) {
2205 return NT_STATUS_MEDIA_WRITE_PROTECTED;
2208 fmode = dos_mode(conn, fsp->fsp_name, pst);
2209 if ((fmode & ~dirtype) & (aHIDDEN | aSYSTEM)) {
2210 return NT_STATUS_NO_SUCH_FILE;
2213 if (S_ISDIR(pst->st_mode)) {
2214 return NT_STATUS_OK;
2217 if (fsp->access_mask & (DELETE_ACCESS|FILE_WRITE_ATTRIBUTES)) {
2218 return NT_STATUS_OK;
2221 return NT_STATUS_ACCESS_DENIED;
2224 /*******************************************************************
2225 * unlink a file with all relevant access checks
2226 *******************************************************************/
2228 static NTSTATUS do_unlink(connection_struct *conn,
2229 struct smb_request *req,
2233 SMB_STRUCT_STAT sbuf;
2236 uint32 dirtype_orig = dirtype;
2239 DEBUG(10,("do_unlink: %s, dirtype = %d\n", fname, dirtype ));
2241 if (!CAN_WRITE(conn)) {
2242 return NT_STATUS_MEDIA_WRITE_PROTECTED;
2245 if (SMB_VFS_LSTAT(conn,fname,&sbuf) != 0) {
2246 return map_nt_error_from_unix(errno);
2249 fattr = dos_mode(conn,fname,&sbuf);
2251 if (dirtype & FILE_ATTRIBUTE_NORMAL) {
2252 dirtype = aDIR|aARCH|aRONLY;
2255 dirtype &= (aDIR|aARCH|aRONLY|aHIDDEN|aSYSTEM);
2257 return NT_STATUS_NO_SUCH_FILE;
2260 if (!dir_check_ftype(conn, fattr, dirtype)) {
2262 return NT_STATUS_FILE_IS_A_DIRECTORY;
2264 return NT_STATUS_NO_SUCH_FILE;
2267 if (dirtype_orig & 0x8000) {
2268 /* These will never be set for POSIX. */
2269 return NT_STATUS_NO_SUCH_FILE;
2273 if ((fattr & dirtype) & FILE_ATTRIBUTE_DIRECTORY) {
2274 return NT_STATUS_FILE_IS_A_DIRECTORY;
2277 if ((fattr & ~dirtype) & (FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM)) {
2278 return NT_STATUS_NO_SUCH_FILE;
2281 if (dirtype & 0xFF00) {
2282 /* These will never be set for POSIX. */
2283 return NT_STATUS_NO_SUCH_FILE;
2288 return NT_STATUS_NO_SUCH_FILE;
2291 /* Can't delete a directory. */
2293 return NT_STATUS_FILE_IS_A_DIRECTORY;
2298 else if (dirtype & aDIR) /* Asked for a directory and it isn't. */
2299 return NT_STATUS_OBJECT_NAME_INVALID;
2300 #endif /* JRATEST */
2302 /* Fix for bug #3035 from SATOH Fumiyasu <fumiyas@miraclelinux.com>
2304 On a Windows share, a file with read-only dosmode can be opened with
2305 DELETE_ACCESS. But on a Samba share (delete readonly = no), it
2306 fails with NT_STATUS_CANNOT_DELETE error.
2308 This semantic causes a problem that a user can not
2309 rename a file with read-only dosmode on a Samba share
2310 from a Windows command prompt (i.e. cmd.exe, but can rename
2311 from Windows Explorer).
2314 if (!lp_delete_readonly(SNUM(conn))) {
2315 if (fattr & aRONLY) {
2316 return NT_STATUS_CANNOT_DELETE;
2320 /* On open checks the open itself will check the share mode, so
2321 don't do it here as we'll get it wrong. */
2323 status = SMB_VFS_CREATE_FILE
2326 0, /* root_dir_fid */
2328 0, /* create_file_flags */
2329 DELETE_ACCESS, /* access_mask */
2330 FILE_SHARE_NONE, /* share_access */
2331 FILE_OPEN, /* create_disposition*/
2332 FILE_NON_DIRECTORY_FILE, /* create_options */
2333 FILE_ATTRIBUTE_NORMAL, /* file_attributes */
2334 0, /* oplock_request */
2335 0, /* allocation_size */
2342 if (!NT_STATUS_IS_OK(status)) {
2343 DEBUG(10, ("SMB_VFS_CREATEFILE failed: %s\n",
2344 nt_errstr(status)));
2348 /* The set is across all open files on this dev/inode pair. */
2349 if (!set_delete_on_close(fsp, True, &conn->server_info->utok)) {
2350 close_file(req, fsp, NORMAL_CLOSE);
2351 return NT_STATUS_ACCESS_DENIED;
2354 return close_file(req, fsp, NORMAL_CLOSE);
2357 /****************************************************************************
2358 The guts of the unlink command, split out so it may be called by the NT SMB
2360 ****************************************************************************/
2362 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
2363 uint32 dirtype, const char *name_in, bool has_wild)
2365 const char *directory = NULL;
2370 NTSTATUS status = NT_STATUS_OK;
2371 SMB_STRUCT_STAT sbuf;
2372 TALLOC_CTX *ctx = talloc_tos();
2374 status = unix_convert(ctx, conn, name_in, has_wild, &name, NULL, &sbuf);
2375 if (!NT_STATUS_IS_OK(status)) {
2379 p = strrchr_m(name,'/');
2381 directory = talloc_strdup(ctx, ".");
2383 return NT_STATUS_NO_MEMORY;
2393 * We should only check the mangled cache
2394 * here if unix_convert failed. This means
2395 * that the path in 'mask' doesn't exist
2396 * on the file system and so we need to look
2397 * for a possible mangle. This patch from
2398 * Tine Smukavec <valentin.smukavec@hermes.si>.
2401 if (!VALID_STAT(sbuf) && mangle_is_mangled(mask,conn->params)) {
2402 char *new_mask = NULL;
2403 mangle_lookup_name_from_8_3(ctx,
2413 directory = talloc_asprintf(ctx,
2418 return NT_STATUS_NO_MEMORY;
2421 dirtype = FILE_ATTRIBUTE_NORMAL;
2424 status = check_name(conn, directory);
2425 if (!NT_STATUS_IS_OK(status)) {
2429 status = do_unlink(conn, req, directory, dirtype);
2430 if (!NT_STATUS_IS_OK(status)) {
2436 struct smb_Dir *dir_hnd = NULL;
2440 if ((dirtype & SAMBA_ATTRIBUTES_MASK) == aDIR) {
2441 return NT_STATUS_OBJECT_NAME_INVALID;
2444 if (strequal(mask,"????????.???")) {
2449 status = check_name(conn, directory);
2450 if (!NT_STATUS_IS_OK(status)) {
2454 dir_hnd = OpenDir(talloc_tos(), conn, directory, mask,
2456 if (dir_hnd == NULL) {
2457 return map_nt_error_from_unix(errno);
2460 /* XXXX the CIFS spec says that if bit0 of the flags2 field is set then
2461 the pattern matches against the long name, otherwise the short name
2462 We don't implement this yet XXXX
2465 status = NT_STATUS_NO_SUCH_FILE;
2467 while ((dname = ReadDirName(dir_hnd, &offset))) {
2471 if (!is_visible_file(conn, directory, dname, &st, True)) {
2475 /* Quick check for "." and ".." */
2476 if (ISDOT(dname) || ISDOTDOT(dname)) {
2480 if(!mask_match(dname, mask, conn->case_sensitive)) {
2484 fname = talloc_asprintf(ctx, "%s/%s",
2488 return NT_STATUS_NO_MEMORY;
2491 status = check_name(conn, fname);
2492 if (!NT_STATUS_IS_OK(status)) {
2493 TALLOC_FREE(dir_hnd);
2497 status = do_unlink(conn, req, fname, dirtype);
2498 if (!NT_STATUS_IS_OK(status)) {
2504 DEBUG(3,("unlink_internals: successful unlink [%s]\n",
2509 TALLOC_FREE(dir_hnd);
2512 if (count == 0 && NT_STATUS_IS_OK(status) && errno != 0) {
2513 status = map_nt_error_from_unix(errno);
2519 /****************************************************************************
2521 ****************************************************************************/
2523 void reply_unlink(struct smb_request *req)
2525 connection_struct *conn = req->conn;
2529 bool path_contains_wcard = False;
2530 TALLOC_CTX *ctx = talloc_tos();
2532 START_PROFILE(SMBunlink);
2535 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2536 END_PROFILE(SMBunlink);
2540 dirtype = SVAL(req->vwv+0, 0);
2542 srvstr_get_path_req_wcard(ctx, req, &name, (const char *)req->buf + 1,
2543 STR_TERMINATE, &status,
2544 &path_contains_wcard);
2545 if (!NT_STATUS_IS_OK(status)) {
2546 reply_nterror(req, status);
2547 END_PROFILE(SMBunlink);
2551 status = resolve_dfspath_wcard(ctx, conn,
2552 req->flags2 & FLAGS2_DFS_PATHNAMES,
2555 &path_contains_wcard);
2556 if (!NT_STATUS_IS_OK(status)) {
2557 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
2558 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
2559 ERRSRV, ERRbadpath);
2560 END_PROFILE(SMBunlink);
2563 reply_nterror(req, status);
2564 END_PROFILE(SMBunlink);
2568 DEBUG(3,("reply_unlink : %s\n",name));
2570 status = unlink_internals(conn, req, dirtype, name,
2571 path_contains_wcard);
2572 if (!NT_STATUS_IS_OK(status)) {
2573 if (open_was_deferred(req->mid)) {
2574 /* We have re-scheduled this call. */
2575 END_PROFILE(SMBunlink);
2578 reply_nterror(req, status);
2579 END_PROFILE(SMBunlink);
2583 reply_outbuf(req, 0, 0);
2584 END_PROFILE(SMBunlink);
2589 /****************************************************************************
2591 ****************************************************************************/
2593 static void fail_readraw(void)
2595 const char *errstr = talloc_asprintf(talloc_tos(),
2596 "FAIL ! reply_readbraw: socket write fail (%s)",
2601 exit_server_cleanly(errstr);
2604 /****************************************************************************
2605 Fake (read/write) sendfile. Returns -1 on read or write fail.
2606 ****************************************************************************/
2608 static ssize_t fake_sendfile(files_struct *fsp, SMB_OFF_T startpos,
2612 size_t tosend = nread;
2619 bufsize = MIN(nread, 65536);
2621 if (!(buf = SMB_MALLOC_ARRAY(char, bufsize))) {
2625 while (tosend > 0) {
2629 if (tosend > bufsize) {
2634 ret = read_file(fsp,buf,startpos,cur_read);
2640 /* If we had a short read, fill with zeros. */
2641 if (ret < cur_read) {
2642 memset(buf, '\0', cur_read - ret);
2645 if (write_data(smbd_server_fd(),buf,cur_read) != cur_read) {
2650 startpos += cur_read;
2654 return (ssize_t)nread;
2657 /****************************************************************************
2658 Deal with the case of sendfile reading less bytes from the file than
2659 requested. Fill with zeros (all we can do).
2660 ****************************************************************************/
2662 static void sendfile_short_send(files_struct *fsp,
2667 if (nread < headersize) {
2668 DEBUG(0,("sendfile_short_send: sendfile failed to send "
2669 "header for file %s (%s). Terminating\n",
2670 fsp->fsp_name, strerror(errno) ));
2671 exit_server_cleanly("sendfile_short_send failed");
2674 nread -= headersize;
2676 if (nread < smb_maxcnt) {
2677 char *buf = SMB_CALLOC_ARRAY(char, 1024);
2679 exit_server_cleanly("sendfile_short_send: "
2683 DEBUG(0,("sendfile_short_send: filling truncated file %s "
2684 "with zeros !\n", fsp->fsp_name));
2686 while (nread < smb_maxcnt) {
2688 * We asked for the real file size and told sendfile
2689 * to not go beyond the end of the file. But it can
2690 * happen that in between our fstat call and the
2691 * sendfile call the file was truncated. This is very
2692 * bad because we have already announced the larger
2693 * number of bytes to the client.
2695 * The best we can do now is to send 0-bytes, just as
2696 * a read from a hole in a sparse file would do.
2698 * This should happen rarely enough that I don't care
2699 * about efficiency here :-)
2703 to_write = MIN(sizeof(buf), smb_maxcnt - nread);
2704 if (write_data(smbd_server_fd(), buf, to_write) != to_write) {
2705 exit_server_cleanly("sendfile_short_send: "
2706 "write_data failed");
2714 /****************************************************************************
2715 Return a readbraw error (4 bytes of zero).
2716 ****************************************************************************/
2718 static void reply_readbraw_error(void)
2722 if (write_data(smbd_server_fd(),header,4) != 4) {
2727 /****************************************************************************
2728 Use sendfile in readbraw.
2729 ****************************************************************************/
2731 void send_file_readbraw(connection_struct *conn,
2737 char *outbuf = NULL;
2740 #if defined(WITH_SENDFILE)
2742 * We can only use sendfile on a non-chained packet
2743 * but we can use on a non-oplocked file. tridge proved this
2744 * on a train in Germany :-). JRA.
2745 * reply_readbraw has already checked the length.
2748 if ( (chain_size == 0) && (nread > 0) && (fsp->base_fsp == NULL) &&
2749 (fsp->wcp == NULL) && lp_use_sendfile(SNUM(conn)) ) {
2750 ssize_t sendfile_read = -1;
2752 DATA_BLOB header_blob;
2754 _smb_setlen(header,nread);
2755 header_blob = data_blob_const(header, 4);
2757 if ((sendfile_read = SMB_VFS_SENDFILE(smbd_server_fd(), fsp,
2758 &header_blob, startpos, nread)) == -1) {
2759 /* Returning ENOSYS means no data at all was sent.
2760 * Do this as a normal read. */
2761 if (errno == ENOSYS) {
2762 goto normal_readbraw;
2766 * Special hack for broken Linux with no working sendfile. If we
2767 * return EINTR we sent the header but not the rest of the data.
2768 * Fake this up by doing read/write calls.
2770 if (errno == EINTR) {
2771 /* Ensure we don't do this again. */
2772 set_use_sendfile(SNUM(conn), False);
2773 DEBUG(0,("send_file_readbraw: sendfile not available. Faking..\n"));
2775 if (fake_sendfile(fsp, startpos, nread) == -1) {
2776 DEBUG(0,("send_file_readbraw: fake_sendfile failed for file %s (%s).\n",
2777 fsp->fsp_name, strerror(errno) ));
2778 exit_server_cleanly("send_file_readbraw fake_sendfile failed");
2783 DEBUG(0,("send_file_readbraw: sendfile failed for file %s (%s). Terminating\n",
2784 fsp->fsp_name, strerror(errno) ));
2785 exit_server_cleanly("send_file_readbraw sendfile failed");
2788 /* Deal with possible short send. */
2789 if (sendfile_read != 4+nread) {
2790 sendfile_short_send(fsp, sendfile_read, 4, nread);
2798 outbuf = TALLOC_ARRAY(NULL, char, nread+4);
2800 DEBUG(0,("send_file_readbraw: TALLOC_ARRAY failed for size %u.\n",
2801 (unsigned)(nread+4)));
2802 reply_readbraw_error();
2807 ret = read_file(fsp,outbuf+4,startpos,nread);
2808 #if 0 /* mincount appears to be ignored in a W2K server. JRA. */
2817 _smb_setlen(outbuf,ret);
2818 if (write_data(smbd_server_fd(),outbuf,4+ret) != 4+ret)
2821 TALLOC_FREE(outbuf);
2824 /****************************************************************************
2825 Reply to a readbraw (core+ protocol).
2826 ****************************************************************************/
2828 void reply_readbraw(struct smb_request *req)
2830 connection_struct *conn = req->conn;
2831 ssize_t maxcount,mincount;
2838 START_PROFILE(SMBreadbraw);
2840 if (srv_is_signing_active() || is_encrypted_packet(req->inbuf)) {
2841 exit_server_cleanly("reply_readbraw: SMB signing/sealing is active - "
2842 "raw reads/writes are disallowed.");
2846 reply_readbraw_error();
2847 END_PROFILE(SMBreadbraw);
2852 * Special check if an oplock break has been issued
2853 * and the readraw request croses on the wire, we must
2854 * return a zero length response here.
2857 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
2860 * We have to do a check_fsp by hand here, as
2861 * we must always return 4 zero bytes on error,
2865 if (!fsp || !conn || conn != fsp->conn ||
2866 req->vuid != fsp->vuid ||
2867 fsp->is_directory || fsp->fh->fd == -1) {
2869 * fsp could be NULL here so use the value from the packet. JRA.
2871 DEBUG(3,("reply_readbraw: fnum %d not valid "
2873 (int)SVAL(req->vwv+0, 0)));
2874 reply_readbraw_error();
2875 END_PROFILE(SMBreadbraw);
2879 /* Do a "by hand" version of CHECK_READ. */
2880 if (!(fsp->can_read ||
2881 ((req->flags2 & FLAGS2_READ_PERMIT_EXECUTE) &&
2882 (fsp->access_mask & FILE_EXECUTE)))) {
2883 DEBUG(3,("reply_readbraw: fnum %d not readable.\n",
2884 (int)SVAL(req->vwv+0, 0)));
2885 reply_readbraw_error();
2886 END_PROFILE(SMBreadbraw);
2890 flush_write_cache(fsp, READRAW_FLUSH);
2892 startpos = IVAL_TO_SMB_OFF_T(req->vwv+1, 0);
2893 if(req->wct == 10) {
2895 * This is a large offset (64 bit) read.
2897 #ifdef LARGE_SMB_OFF_T
2899 startpos |= (((SMB_OFF_T)IVAL(req->vwv+8, 0)) << 32);
2901 #else /* !LARGE_SMB_OFF_T */
2904 * Ensure we haven't been sent a >32 bit offset.
2907 if(IVAL(req->vwv+8, 0) != 0) {
2908 DEBUG(0,("reply_readbraw: large offset "
2909 "(%x << 32) used and we don't support "
2910 "64 bit offsets.\n",
2911 (unsigned int)IVAL(req->vwv+8, 0) ));
2912 reply_readbraw_error();
2913 END_PROFILE(SMBreadbraw);
2917 #endif /* LARGE_SMB_OFF_T */
2920 DEBUG(0,("reply_readbraw: negative 64 bit "
2921 "readraw offset (%.0f) !\n",
2922 (double)startpos ));
2923 reply_readbraw_error();
2924 END_PROFILE(SMBreadbraw);
2929 maxcount = (SVAL(req->vwv+3, 0) & 0xFFFF);
2930 mincount = (SVAL(req->vwv+4, 0) & 0xFFFF);
2932 /* ensure we don't overrun the packet size */
2933 maxcount = MIN(65535,maxcount);
2935 if (is_locked(fsp,(uint32)req->smbpid,
2939 reply_readbraw_error();
2940 END_PROFILE(SMBreadbraw);
2944 if (SMB_VFS_FSTAT(fsp, &st) == 0) {
2948 if (startpos >= size) {
2951 nread = MIN(maxcount,(size - startpos));
2954 #if 0 /* mincount appears to be ignored in a W2K server. JRA. */
2955 if (nread < mincount)
2959 DEBUG( 3, ( "reply_readbraw: fnum=%d start=%.0f max=%lu "
2960 "min=%lu nread=%lu\n",
2961 fsp->fnum, (double)startpos,
2962 (unsigned long)maxcount,
2963 (unsigned long)mincount,
2964 (unsigned long)nread ) );
2966 send_file_readbraw(conn, fsp, startpos, nread, mincount);
2968 DEBUG(5,("reply_readbraw finished\n"));
2969 END_PROFILE(SMBreadbraw);
2973 #define DBGC_CLASS DBGC_LOCKING
2975 /****************************************************************************
2976 Reply to a lockread (core+ protocol).
2977 ****************************************************************************/
2979 void reply_lockread(struct smb_request *req)
2981 connection_struct *conn = req->conn;
2988 struct byte_range_lock *br_lck = NULL;
2991 START_PROFILE(SMBlockread);
2994 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2995 END_PROFILE(SMBlockread);
2999 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
3001 if (!check_fsp(conn, req, fsp)) {
3002 END_PROFILE(SMBlockread);
3006 if (!CHECK_READ(fsp,req)) {
3007 reply_doserror(req, ERRDOS, ERRbadaccess);
3008 END_PROFILE(SMBlockread);
3012 release_level_2_oplocks_on_change(fsp);
3014 numtoread = SVAL(req->vwv+1, 0);
3015 startpos = IVAL_TO_SMB_OFF_T(req->vwv+2, 0);
3017 numtoread = MIN(BUFFER_SIZE - (smb_size + 3*2 + 3), numtoread);
3019 reply_outbuf(req, 5, numtoread + 3);
3021 data = smb_buf(req->outbuf) + 3;
3024 * NB. Discovered by Menny Hamburger at Mainsoft. This is a core+
3025 * protocol request that predates the read/write lock concept.
3026 * Thus instead of asking for a read lock here we need to ask
3027 * for a write lock. JRA.
3028 * Note that the requested lock size is unaffected by max_recv.
3031 br_lck = do_lock(smbd_messaging_context(),
3034 (uint64_t)numtoread,
3038 False, /* Non-blocking lock. */
3041 TALLOC_FREE(br_lck);
3043 if (NT_STATUS_V(status)) {
3044 reply_nterror(req, status);
3045 END_PROFILE(SMBlockread);
3050 * However the requested READ size IS affected by max_recv. Insanity.... JRA.
3053 if (numtoread > max_recv) {
3054 DEBUG(0,("reply_lockread: requested read size (%u) is greater than maximum allowed (%u). \
3055 Returning short read of maximum allowed for compatibility with Windows 2000.\n",
3056 (unsigned int)numtoread, (unsigned int)max_recv ));
3057 numtoread = MIN(numtoread,max_recv);
3059 nread = read_file(fsp,data,startpos,numtoread);
3062 reply_unixerror(req, ERRDOS, ERRnoaccess);
3063 END_PROFILE(SMBlockread);
3067 srv_set_message((char *)req->outbuf, 5, nread+3, False);
3069 SSVAL(req->outbuf,smb_vwv0,nread);
3070 SSVAL(req->outbuf,smb_vwv5,nread+3);
3071 p = smb_buf(req->outbuf);
3072 SCVAL(p,0,0); /* pad byte. */
3075 DEBUG(3,("lockread fnum=%d num=%d nread=%d\n",
3076 fsp->fnum, (int)numtoread, (int)nread));
3078 END_PROFILE(SMBlockread);
3083 #define DBGC_CLASS DBGC_ALL
3085 /****************************************************************************
3087 ****************************************************************************/
3089 void reply_read(struct smb_request *req)
3091 connection_struct *conn = req->conn;
3099 START_PROFILE(SMBread);
3102 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
3103 END_PROFILE(SMBread);
3107 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
3109 if (!check_fsp(conn, req, fsp)) {
3110 END_PROFILE(SMBread);
3114 if (!CHECK_READ(fsp,req)) {
3115 reply_doserror(req, ERRDOS, ERRbadaccess);
3116 END_PROFILE(SMBread);
3120 numtoread = SVAL(req->vwv+1, 0);
3121 startpos = IVAL_TO_SMB_OFF_T(req->vwv+2, 0);
3123 numtoread = MIN(BUFFER_SIZE-outsize,numtoread);
3126 * The requested read size cannot be greater than max_recv. JRA.
3128 if (numtoread > max_recv) {
3129 DEBUG(0,("reply_read: requested read size (%u) is greater than maximum allowed (%u). \
3130 Returning short read of maximum allowed for compatibility with Windows 2000.\n",
3131 (unsigned int)numtoread, (unsigned int)max_recv ));
3132 numtoread = MIN(numtoread,max_recv);
3135 reply_outbuf(req, 5, numtoread+3);
3137 data = smb_buf(req->outbuf) + 3;
3139 if (is_locked(fsp, (uint32)req->smbpid, (uint64_t)numtoread,
3140 (uint64_t)startpos, READ_LOCK)) {
3141 reply_doserror(req, ERRDOS,ERRlock);
3142 END_PROFILE(SMBread);
3147 nread = read_file(fsp,data,startpos,numtoread);
3150 reply_unixerror(req, ERRDOS,ERRnoaccess);
3151 END_PROFILE(SMBread);
3155 srv_set_message((char *)req->outbuf, 5, nread+3, False);
3157 SSVAL(req->outbuf,smb_vwv0,nread);
3158 SSVAL(req->outbuf,smb_vwv5,nread+3);
3159 SCVAL(smb_buf(req->outbuf),0,1);
3160 SSVAL(smb_buf(req->outbuf),1,nread);
3162 DEBUG( 3, ( "read fnum=%d num=%d nread=%d\n",
3163 fsp->fnum, (int)numtoread, (int)nread ) );
3165 END_PROFILE(SMBread);
3169 /****************************************************************************
3171 ****************************************************************************/
3173 static int setup_readX_header(struct smb_request *req, char *outbuf,
3179 outsize = srv_set_message(outbuf,12,smb_maxcnt,False);
3180 data = smb_buf(outbuf);
3182 memset(outbuf+smb_vwv0,'\0',24); /* valgrind init. */
3184 SCVAL(outbuf,smb_vwv0,0xFF);
3185 SSVAL(outbuf,smb_vwv2,0xFFFF); /* Remaining - must be -1. */
3186 SSVAL(outbuf,smb_vwv5,smb_maxcnt);
3187 SSVAL(outbuf,smb_vwv6,
3189 + 1 /* the wct field */
3190 + 12 * sizeof(uint16_t) /* vwv */
3191 + 2); /* the buflen field */
3192 SSVAL(outbuf,smb_vwv7,(smb_maxcnt >> 16));
3193 SSVAL(outbuf,smb_vwv11,smb_maxcnt);
3194 /* Reset the outgoing length, set_message truncates at 0x1FFFF. */
3195 _smb_setlen_large(outbuf,(smb_size + 12*2 + smb_maxcnt - 4));
3199 /****************************************************************************
3200 Reply to a read and X - possibly using sendfile.
3201 ****************************************************************************/
3203 static void send_file_readX(connection_struct *conn, struct smb_request *req,
3204 files_struct *fsp, SMB_OFF_T startpos,
3207 SMB_STRUCT_STAT sbuf;
3210 if(SMB_VFS_FSTAT(fsp, &sbuf) == -1) {
3211 reply_unixerror(req, ERRDOS, ERRnoaccess);
3215 if (startpos > sbuf.st_size) {
3217 } else if (smb_maxcnt > (sbuf.st_size - startpos)) {
3218 smb_maxcnt = (sbuf.st_size - startpos);
3221 if (smb_maxcnt == 0) {
3225 #if defined(WITH_SENDFILE)
3227 * We can only use sendfile on a non-chained packet
3228 * but we can use on a non-oplocked file. tridge proved this
3229 * on a train in Germany :-). JRA.
3232 if ((chain_size == 0) && (CVAL(req->vwv+0, 0) == 0xFF) &&
3233 !is_encrypted_packet(req->inbuf) && (fsp->base_fsp == NULL) &&
3234 lp_use_sendfile(SNUM(conn)) && (fsp->wcp == NULL) ) {
3235 uint8 headerbuf[smb_size + 12 * 2];
3239 * Set up the packet header before send. We
3240 * assume here the sendfile will work (get the
3241 * correct amount of data).
3244 header = data_blob_const(headerbuf, sizeof(headerbuf));
3246 construct_reply_common_req(req, (char *)headerbuf);
3247 setup_readX_header(req, (char *)headerbuf, smb_maxcnt);
3249 if ((nread = SMB_VFS_SENDFILE(smbd_server_fd(), fsp, &header, startpos, smb_maxcnt)) == -1) {
3250 /* Returning ENOSYS means no data at all was sent.
3251 Do this as a normal read. */
3252 if (errno == ENOSYS) {
3257 * Special hack for broken Linux with no working sendfile. If we
3258 * return EINTR we sent the header but not the rest of the data.
3259 * Fake this up by doing read/write calls.
3262 if (errno == EINTR) {
3263 /* Ensure we don't do this again. */
3264 set_use_sendfile(SNUM(conn), False);
3265 DEBUG(0,("send_file_readX: sendfile not available. Faking..\n"));
3266 nread = fake_sendfile(fsp, startpos,
3269 DEBUG(0,("send_file_readX: fake_sendfile failed for file %s (%s).\n",
3270 fsp->fsp_name, strerror(errno) ));
3271 exit_server_cleanly("send_file_readX: fake_sendfile failed");
3273 DEBUG( 3, ( "send_file_readX: fake_sendfile fnum=%d max=%d nread=%d\n",
3274 fsp->fnum, (int)smb_maxcnt, (int)nread ) );
3275 /* No outbuf here means successful sendfile. */
3276 TALLOC_FREE(req->outbuf);
3280 DEBUG(0,("send_file_readX: sendfile failed for file %s (%s). Terminating\n",
3281 fsp->fsp_name, strerror(errno) ));
3282 exit_server_cleanly("send_file_readX sendfile failed");
3285 DEBUG( 3, ( "send_file_readX: sendfile fnum=%d max=%d nread=%d\n",
3286 fsp->fnum, (int)smb_maxcnt, (int)nread ) );
3288 /* Deal with possible short send. */
3289 if (nread != smb_maxcnt + sizeof(headerbuf)) {
3290 sendfile_short_send(fsp, nread, sizeof(headerbuf), smb_maxcnt);
3293 /* No outbuf here means successful sendfile. */
3294 TALLOC_FREE(req->outbuf);
3301 if ((smb_maxcnt & 0xFF0000) > 0x10000) {
3302 uint8 headerbuf[smb_size + 2*12];
3304 construct_reply_common_req(req, (char *)headerbuf);
3305 setup_readX_header(req, (char *)headerbuf, smb_maxcnt);
3307 /* Send out the header. */
3308 if (write_data(smbd_server_fd(), (char *)headerbuf,
3309 sizeof(headerbuf)) != sizeof(headerbuf)) {
3310 DEBUG(0,("send_file_readX: write_data failed for file %s (%s). Terminating\n",
3311 fsp->fsp_name, strerror(errno) ));
3312 exit_server_cleanly("send_file_readX sendfile failed");
3314 nread = fake_sendfile(fsp, startpos, smb_maxcnt);
3316 DEBUG(0,("send_file_readX: fake_sendfile failed for file %s (%s).\n",
3317 fsp->fsp_name, strerror(errno) ));
3318 exit_server_cleanly("send_file_readX: fake_sendfile failed");
3320 TALLOC_FREE(req->outbuf);
3324 reply_outbuf(req, 12, smb_maxcnt);
3326 nread = read_file(fsp, smb_buf(req->outbuf), startpos, smb_maxcnt);
3328 reply_unixerror(req, ERRDOS, ERRnoaccess);
3332 setup_readX_header(req, (char *)req->outbuf, nread);
3334 DEBUG( 3, ( "send_file_readX fnum=%d max=%d nread=%d\n",
3335 fsp->fnum, (int)smb_maxcnt, (int)nread ) );
3340 /****************************************************************************
3341 Reply to a read and X.
3342 ****************************************************************************/
3344 void reply_read_and_X(struct smb_request *req)
3346 connection_struct *conn = req->conn;
3350 bool big_readX = False;
3352 size_t smb_mincnt = SVAL(req->vwv+6, 0);
3355 START_PROFILE(SMBreadX);
3357 if ((req->wct != 10) && (req->wct != 12)) {
3358 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
3362 fsp = file_fsp(req, SVAL(req->vwv+2, 0));
3363 startpos = IVAL_TO_SMB_OFF_T(req->vwv+3, 0);
3364 smb_maxcnt = SVAL(req->vwv+5, 0);
3366 /* If it's an IPC, pass off the pipe handler. */
3368 reply_pipe_read_and_X(req);
3369 END_PROFILE(SMBreadX);
3373 if (!check_fsp(conn, req, fsp)) {
3374 END_PROFILE(SMBreadX);
3378 if (!CHECK_READ(fsp,req)) {
3379 reply_doserror(req, ERRDOS,ERRbadaccess);
3380 END_PROFILE(SMBreadX);
3384 if (global_client_caps & CAP_LARGE_READX) {
3385 size_t upper_size = SVAL(req->vwv+7, 0);
3386 smb_maxcnt |= (upper_size<<16);
3387 if (upper_size > 1) {
3388 /* Can't do this on a chained packet. */
3389 if ((CVAL(req->vwv+0, 0) != 0xFF)) {
3390 reply_nterror(req, NT_STATUS_NOT_SUPPORTED);
3391 END_PROFILE(SMBreadX);
3394 /* We currently don't do this on signed or sealed data. */
3395 if (srv_is_signing_active() || is_encrypted_packet(req->inbuf)) {
3396 reply_nterror(req, NT_STATUS_NOT_SUPPORTED);
3397 END_PROFILE(SMBreadX);
3400 /* Is there room in the reply for this data ? */
3401 if (smb_maxcnt > (0xFFFFFF - (smb_size -4 + 12*2))) {
3403 NT_STATUS_INVALID_PARAMETER);
3404 END_PROFILE(SMBreadX);
3411 if (req->wct == 12) {
3412 #ifdef LARGE_SMB_OFF_T
3414 * This is a large offset (64 bit) read.
3416 startpos |= (((SMB_OFF_T)IVAL(req->vwv+10, 0)) << 32);
3418 #else /* !LARGE_SMB_OFF_T */
3421 * Ensure we haven't been sent a >32 bit offset.
3424 if(IVAL(req->vwv+10, 0) != 0) {
3425 DEBUG(0,("reply_read_and_X - large offset (%x << 32) "
3426 "used and we don't support 64 bit offsets.\n",
3427 (unsigned int)IVAL(req->vwv+10, 0) ));
3428 END_PROFILE(SMBreadX);
3429 reply_doserror(req, ERRDOS, ERRbadaccess);
3433 #endif /* LARGE_SMB_OFF_T */
3437 if (is_locked(fsp, (uint32)req->smbpid, (uint64_t)smb_maxcnt,
3438 (uint64_t)startpos, READ_LOCK)) {
3439 END_PROFILE(SMBreadX);
3440 reply_doserror(req, ERRDOS, ERRlock);
3445 schedule_aio_read_and_X(conn, req, fsp, startpos, smb_maxcnt)) {
3446 END_PROFILE(SMBreadX);
3450 send_file_readX(conn, req, fsp, startpos, smb_maxcnt);
3452 END_PROFILE(SMBreadX);
3456 /****************************************************************************
3457 Error replies to writebraw must have smb_wct == 1. Fix this up.
3458 ****************************************************************************/
3460 void error_to_writebrawerr(struct smb_request *req)
3462 uint8 *old_outbuf = req->outbuf;
3464 reply_outbuf(req, 1, 0);
3466 memcpy(req->outbuf, old_outbuf, smb_size);
3467 TALLOC_FREE(old_outbuf);
3470 /****************************************************************************
3471 Reply to a writebraw (core+ or LANMAN1.0 protocol).
3472 ****************************************************************************/
3474 void reply_writebraw(struct smb_request *req)
3476 connection_struct *conn = req->conn;
3479 ssize_t total_written=0;
3480 size_t numtowrite=0;
3488 START_PROFILE(SMBwritebraw);
3491 * If we ever reply with an error, it must have the SMB command
3492 * type of SMBwritec, not SMBwriteBraw, as this tells the client
3495 SCVAL(req->inbuf,smb_com,SMBwritec);
3497 if (srv_is_signing_active()) {
3498 END_PROFILE(SMBwritebraw);
3499 exit_server_cleanly("reply_writebraw: SMB signing is active - "
3500 "raw reads/writes are disallowed.");
3503 if (req->wct < 12) {
3504 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
3505 error_to_writebrawerr(req);
3506 END_PROFILE(SMBwritebraw);
3510 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
3511 if (!check_fsp(conn, req, fsp)) {
3512 error_to_writebrawerr(req);
3513 END_PROFILE(SMBwritebraw);
3517 if (!CHECK_WRITE(fsp)) {
3518 reply_doserror(req, ERRDOS, ERRbadaccess);
3519 error_to_writebrawerr(req);
3520 END_PROFILE(SMBwritebraw);
3524 tcount = IVAL(req->vwv+1, 0);
3525 startpos = IVAL_TO_SMB_OFF_T(req->vwv+3, 0);
3526 write_through = BITSETW(req->vwv+7,0);
3528 /* We have to deal with slightly different formats depending
3529 on whether we are using the core+ or lanman1.0 protocol */
3531 if(Protocol <= PROTOCOL_COREPLUS) {
3532 numtowrite = SVAL(smb_buf(req->inbuf),-2);
3533 data = smb_buf(req->inbuf);
3535 numtowrite = SVAL(req->vwv+10, 0);
3536 data = smb_base(req->inbuf) + SVAL(req->vwv+11, 0);
3539 /* Ensure we don't write bytes past the end of this packet. */
3540 if (data + numtowrite > smb_base(req->inbuf) + smb_len(req->inbuf)) {
3541 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
3542 error_to_writebrawerr(req);
3543 END_PROFILE(SMBwritebraw);
3547 if (is_locked(fsp,(uint32)req->smbpid,(uint64_t)tcount,
3548 (uint64_t)startpos, WRITE_LOCK)) {
3549 reply_doserror(req, ERRDOS, ERRlock);
3550 error_to_writebrawerr(req);
3551 END_PROFILE(SMBwritebraw);
3556 nwritten = write_file(req,fsp,data,startpos,numtowrite);
3559 DEBUG(3,("reply_writebraw: initial write fnum=%d start=%.0f num=%d "
3560 "wrote=%d sync=%d\n",
3561 fsp->fnum, (double)startpos, (int)numtowrite,
3562 (int)nwritten, (int)write_through));
3564 if (nwritten < (ssize_t)numtowrite) {
3565 reply_unixerror(req, ERRHRD, ERRdiskfull);
3566 error_to_writebrawerr(req);
3567 END_PROFILE(SMBwritebraw);
3571 total_written = nwritten;
3573 /* Allocate a buffer of 64k + length. */
3574 buf = TALLOC_ARRAY(NULL, char, 65540);
3576 reply_doserror(req, ERRDOS, ERRnomem);
3577 error_to_writebrawerr(req);
3578 END_PROFILE(SMBwritebraw);
3582 /* Return a SMBwritebraw message to the redirector to tell
3583 * it to send more bytes */
3585 memcpy(buf, req->inbuf, smb_size);
3586 srv_set_message(buf,Protocol>PROTOCOL_COREPLUS?1:0,0,True);
3587 SCVAL(buf,smb_com,SMBwritebraw);
3588 SSVALS(buf,smb_vwv0,0xFFFF);
3590 if (!srv_send_smb(smbd_server_fd(),
3592 IS_CONN_ENCRYPTED(conn))) {
3593 exit_server_cleanly("reply_writebraw: srv_send_smb "
3597 /* Now read the raw data into the buffer and write it */
3598 status = read_smb_length(smbd_server_fd(), buf, SMB_SECONDARY_WAIT,
3600 if (!NT_STATUS_IS_OK(status)) {
3601 exit_server_cleanly("secondary writebraw failed");
3604 /* Set up outbuf to return the correct size */
3605 reply_outbuf(req, 1, 0);
3607 if (numtowrite != 0) {
3609 if (numtowrite > 0xFFFF) {
3610 DEBUG(0,("reply_writebraw: Oversize secondary write "
3611 "raw requested (%u). Terminating\n",
3612 (unsigned int)numtowrite ));
3613 exit_server_cleanly("secondary writebraw failed");
3616 if (tcount > nwritten+numtowrite) {
3617 DEBUG(3,("reply_writebraw: Client overestimated the "
3619 (int)tcount,(int)nwritten,(int)numtowrite));
3622 status = read_data(smbd_server_fd(), buf+4, numtowrite);
3624 if (!NT_STATUS_IS_OK(status)) {
3625 DEBUG(0,("reply_writebraw: Oversize secondary write "
3626 "raw read failed (%s). Terminating\n",
3627 nt_errstr(status)));
3628 exit_server_cleanly("secondary writebraw failed");
3631 nwritten = write_file(req,fsp,buf+4,startpos+nwritten,numtowrite);
3632 if (nwritten == -1) {
3634 reply_unixerror(req, ERRHRD, ERRdiskfull);
3635 error_to_writebrawerr(req);
3636 END_PROFILE(SMBwritebraw);
3640 if (nwritten < (ssize_t)numtowrite) {
3641 SCVAL(req->outbuf,smb_rcls,ERRHRD);
3642 SSVAL(req->outbuf,smb_err,ERRdiskfull);
3646 total_written += nwritten;
3651 SSVAL(req->outbuf,smb_vwv0,total_written);
3653 status = sync_file(conn, fsp, write_through);
3654 if (!NT_STATUS_IS_OK(status)) {
3655 DEBUG(5,("reply_writebraw: sync_file for %s returned %s\n",
3656 fsp->fsp_name, nt_errstr(status) ));
3657 reply_nterror(req, status);
3658 error_to_writebrawerr(req);
3659 END_PROFILE(SMBwritebraw);
3663 DEBUG(3,("reply_writebraw: secondart write fnum=%d start=%.0f num=%d "
3665 fsp->fnum, (double)startpos, (int)numtowrite,
3666 (int)total_written));
3668 /* We won't return a status if write through is not selected - this
3669 * follows what WfWg does */
3670 END_PROFILE(SMBwritebraw);
3672 if (!write_through && total_written==tcount) {
3674 #if RABBIT_PELLET_FIX
3676 * Fix for "rabbit pellet" mode, trigger an early TCP ack by
3677 * sending a SMBkeepalive. Thanks to DaveCB at Sun for this.
3680 if (!send_keepalive(smbd_server_fd())) {
3681 exit_server_cleanly("reply_writebraw: send of "
3682 "keepalive failed");
3685 TALLOC_FREE(req->outbuf);
3691 #define DBGC_CLASS DBGC_LOCKING
3693 /****************************************************************************
3694 Reply to a writeunlock (core+).
3695 ****************************************************************************/
3697 void reply_writeunlock(struct smb_request *req)
3699 connection_struct *conn = req->conn;
3700 ssize_t nwritten = -1;
3704 NTSTATUS status = NT_STATUS_OK;
3707 START_PROFILE(SMBwriteunlock);
3710 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
3711 END_PROFILE(SMBwriteunlock);
3715 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
3717 if (!check_fsp(conn, req, fsp)) {
3718 END_PROFILE(SMBwriteunlock);
3722 if (!CHECK_WRITE(fsp)) {
3723 reply_doserror(req, ERRDOS,ERRbadaccess);
3724 END_PROFILE(SMBwriteunlock);
3728 numtowrite = SVAL(req->vwv+1, 0);
3729 startpos = IVAL_TO_SMB_OFF_T(req->vwv+2, 0);
3730 data = (const char *)req->buf + 3;
3733 && is_locked(fsp, (uint32)req->smbpid, (uint64_t)numtowrite,
3734 (uint64_t)startpos, WRITE_LOCK)) {
3735 reply_doserror(req, ERRDOS, ERRlock);
3736 END_PROFILE(SMBwriteunlock);
3740 /* The special X/Open SMB protocol handling of
3741 zero length writes is *NOT* done for
3743 if(numtowrite == 0) {
3746 nwritten = write_file(req,fsp,data,startpos,numtowrite);
3749 status = sync_file(conn, fsp, False /* write through */);
3750 if (!NT_STATUS_IS_OK(status)) {
3751 DEBUG(5,("reply_writeunlock: sync_file for %s returned %s\n",
3752 fsp->fsp_name, nt_errstr(status) ));
3753 reply_nterror(req, status);
3754 END_PROFILE(SMBwriteunlock);
3758 if(((nwritten < numtowrite) && (numtowrite != 0))||(nwritten < 0)) {
3759 reply_unixerror(req, ERRHRD, ERRdiskfull);
3760 END_PROFILE(SMBwriteunlock);
3765 status = do_unlock(smbd_messaging_context(),
3768 (uint64_t)numtowrite,
3772 if (NT_STATUS_V(status)) {
3773 reply_nterror(req, status);
3774 END_PROFILE(SMBwriteunlock);
3779 reply_outbuf(req, 1, 0);
3781 SSVAL(req->outbuf,smb_vwv0,nwritten);
3783 DEBUG(3,("writeunlock fnum=%d num=%d wrote=%d\n",
3784 fsp->fnum, (int)numtowrite, (int)nwritten));
3786 END_PROFILE(SMBwriteunlock);
3791 #define DBGC_CLASS DBGC_ALL
3793 /****************************************************************************
3795 ****************************************************************************/
3797 void reply_write(struct smb_request *req)
3799 connection_struct *conn = req->conn;
3801 ssize_t nwritten = -1;
3807 START_PROFILE(SMBwrite);
3810 END_PROFILE(SMBwrite);
3811 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
3815 /* If it's an IPC, pass off the pipe handler. */
3817 reply_pipe_write(req);
3818 END_PROFILE(SMBwrite);
3822 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
3824 if (!check_fsp(conn, req, fsp)) {
3825 END_PROFILE(SMBwrite);
3829 if (!CHECK_WRITE(fsp)) {
3830 reply_doserror(req, ERRDOS, ERRbadaccess);
3831 END_PROFILE(SMBwrite);
3835 numtowrite = SVAL(req->vwv+1, 0);
3836 startpos = IVAL_TO_SMB_OFF_T(req->vwv+2, 0);
3837 data = (const char *)req->buf + 3;
3839 if (is_locked(fsp, (uint32)req->smbpid, (uint64_t)numtowrite,
3840 (uint64_t)startpos, WRITE_LOCK)) {
3841 reply_doserror(req, ERRDOS, ERRlock);
3842 END_PROFILE(SMBwrite);
3847 * X/Open SMB protocol says that if smb_vwv1 is
3848 * zero then the file size should be extended or
3849 * truncated to the size given in smb_vwv[2-3].
3852 if(numtowrite == 0) {
3854 * This is actually an allocate call, and set EOF. JRA.
3856 nwritten = vfs_allocate_file_space(fsp, (SMB_OFF_T)startpos);
3858 reply_nterror(req, NT_STATUS_DISK_FULL);
3859 END_PROFILE(SMBwrite);
3862 nwritten = vfs_set_filelen(fsp, (SMB_OFF_T)startpos);
3864 reply_nterror(req, NT_STATUS_DISK_FULL);
3865 END_PROFILE(SMBwrite);
3868 trigger_write_time_update_immediate(fsp);
3870 nwritten = write_file(req,fsp,data,startpos,numtowrite);
3873 status = sync_file(conn, fsp, False);
3874 if (!NT_STATUS_IS_OK(status)) {
3875 DEBUG(5,("reply_write: sync_file for %s returned %s\n",
3876 fsp->fsp_name, nt_errstr(status) ));
3877 reply_nterror(req, status);
3878 END_PROFILE(SMBwrite);
3882 if(((nwritten == 0) && (numtowrite != 0))||(nwritten < 0)) {
3883 reply_unixerror(req, ERRHRD, ERRdiskfull);
3884 END_PROFILE(SMBwrite);
3888 reply_outbuf(req, 1, 0);
3890 SSVAL(req->outbuf,smb_vwv0,nwritten);
3892 if (nwritten < (ssize_t)numtowrite) {
3893 SCVAL(req->outbuf,smb_rcls,ERRHRD);
3894 SSVAL(req->outbuf,smb_err,ERRdiskfull);
3897 DEBUG(3,("write fnum=%d num=%d wrote=%d\n", fsp->fnum, (int)numtowrite, (int)nwritten));
3899 END_PROFILE(SMBwrite);
3903 /****************************************************************************
3904 Ensure a buffer is a valid writeX for recvfile purposes.
3905 ****************************************************************************/
3907 #define STANDARD_WRITE_AND_X_HEADER_SIZE (smb_size - 4 + /* basic header */ \
3908 (2*14) + /* word count (including bcc) */ \
3911 bool is_valid_writeX_buffer(const uint8_t *inbuf)
3914 connection_struct *conn = NULL;
3915 unsigned int doff = 0;
3916 size_t len = smb_len_large(inbuf);
3918 if (is_encrypted_packet(inbuf)) {
3919 /* Can't do this on encrypted
3924 if (CVAL(inbuf,smb_com) != SMBwriteX) {
3928 if (CVAL(inbuf,smb_vwv0) != 0xFF ||
3929 CVAL(inbuf,smb_wct) != 14) {
3930 DEBUG(10,("is_valid_writeX_buffer: chained or "
3931 "invalid word length.\n"));
3935 conn = conn_find(SVAL(inbuf, smb_tid));
3937 DEBUG(10,("is_valid_writeX_buffer: bad tid\n"));
3941 DEBUG(10,("is_valid_writeX_buffer: IPC$ tid\n"));
3944 if (IS_PRINT(conn)) {
3945 DEBUG(10,("is_valid_writeX_buffer: printing tid\n"));
3948 doff = SVAL(inbuf,smb_vwv11);
3950 numtowrite = SVAL(inbuf,smb_vwv10);
3952 if (len > doff && len - doff > 0xFFFF) {
3953 numtowrite |= (((size_t)SVAL(inbuf,smb_vwv9))<<16);
3956 if (numtowrite == 0) {
3957 DEBUG(10,("is_valid_writeX_buffer: zero write\n"));
3961 /* Ensure the sizes match up. */
3962 if (doff < STANDARD_WRITE_AND_X_HEADER_SIZE) {
3963 /* no pad byte...old smbclient :-( */
3964 DEBUG(10,("is_valid_writeX_buffer: small doff %u (min %u)\n",
3966 (unsigned int)STANDARD_WRITE_AND_X_HEADER_SIZE));
3970 if (len - doff != numtowrite) {
3971 DEBUG(10,("is_valid_writeX_buffer: doff mismatch "
3972 "len = %u, doff = %u, numtowrite = %u\n",
3975 (unsigned int)numtowrite ));
3979 DEBUG(10,("is_valid_writeX_buffer: true "
3980 "len = %u, doff = %u, numtowrite = %u\n",
3983 (unsigned int)numtowrite ));
3988 /****************************************************************************
3989 Reply to a write and X.
3990 ****************************************************************************/
3992 void reply_write_and_X(struct smb_request *req)
3994 connection_struct *conn = req->conn;
4000 unsigned int smb_doff;
4001 unsigned int smblen;
4005 START_PROFILE(SMBwriteX);
4007 if ((req->wct != 12) && (req->wct != 14)) {
4008 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4009 END_PROFILE(SMBwriteX);
4013 numtowrite = SVAL(req->vwv+10, 0);
4014 smb_doff = SVAL(req->vwv+11, 0);
4015 smblen = smb_len(req->inbuf);
4017 if (req->unread_bytes > 0xFFFF ||
4018 (smblen > smb_doff &&
4019 smblen - smb_doff > 0xFFFF)) {
4020 numtowrite |= (((size_t)SVAL(req->vwv+9, 0))<<16);
4023 if (req->unread_bytes) {
4024 /* Can't do a recvfile write on IPC$ */
4026 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4027 END_PROFILE(SMBwriteX);
4030 if (numtowrite != req->unread_bytes) {
4031 reply_doserror(req, ERRDOS, ERRbadmem);
4032 END_PROFILE(SMBwriteX);
4036 if (smb_doff > smblen || smb_doff + numtowrite < numtowrite ||
4037 smb_doff + numtowrite > smblen) {
4038 reply_doserror(req, ERRDOS, ERRbadmem);
4039 END_PROFILE(SMBwriteX);
4044 /* If it's an IPC, pass off the pipe handler. */
4046 if (req->unread_bytes) {
4047 reply_doserror(req, ERRDOS, ERRbadmem);
4048 END_PROFILE(SMBwriteX);
4051 reply_pipe_write_and_X(req);
4052 END_PROFILE(SMBwriteX);
4056 fsp = file_fsp(req, SVAL(req->vwv+2, 0));
4057 startpos = IVAL_TO_SMB_OFF_T(req->vwv+3, 0);
4058 write_through = BITSETW(req->vwv+7,0);
4060 if (!check_fsp(conn, req, fsp)) {
4061 END_PROFILE(SMBwriteX);
4065 if (!CHECK_WRITE(fsp)) {
4066 reply_doserror(req, ERRDOS, ERRbadaccess);
4067 END_PROFILE(SMBwriteX);
4071 data = smb_base(req->inbuf) + smb_doff;
4073 if(req->wct == 14) {
4074 #ifdef LARGE_SMB_OFF_T
4076 * This is a large offset (64 bit) write.
4078 startpos |= (((SMB_OFF_T)IVAL(req->vwv+12, 0)) << 32);
4080 #else /* !LARGE_SMB_OFF_T */
4083 * Ensure we haven't been sent a >32 bit offset.
4086 if(IVAL(req->vwv+12, 0) != 0) {
4087 DEBUG(0,("reply_write_and_X - large offset (%x << 32) "
4088 "used and we don't support 64 bit offsets.\n",
4089 (unsigned int)IVAL(req->vwv+12, 0) ));
4090 reply_doserror(req, ERRDOS, ERRbadaccess);
4091 END_PROFILE(SMBwriteX);
4095 #endif /* LARGE_SMB_OFF_T */
4098 if (is_locked(fsp,(uint32)req->smbpid,
4099 (uint64_t)numtowrite,
4100 (uint64_t)startpos, WRITE_LOCK)) {
4101 reply_doserror(req, ERRDOS, ERRlock);
4102 END_PROFILE(SMBwriteX);
4106 /* X/Open SMB protocol says that, unlike SMBwrite
4107 if the length is zero then NO truncation is
4108 done, just a write of zero. To truncate a file,
4111 if(numtowrite == 0) {
4115 if ((req->unread_bytes == 0) &&
4116 schedule_aio_write_and_X(conn, req, fsp, data, startpos,
4118 END_PROFILE(SMBwriteX);
4122 nwritten = write_file(req,fsp,data,startpos,numtowrite);
4125 if(((nwritten == 0) && (numtowrite != 0))||(nwritten < 0)) {
4126 reply_unixerror(req, ERRHRD, ERRdiskfull);
4127 END_PROFILE(SMBwriteX);
4131 reply_outbuf(req, 6, 0);
4132 SSVAL(req->outbuf,smb_vwv2,nwritten);
4133 SSVAL(req->outbuf,smb_vwv4,nwritten>>16);
4135 if (nwritten < (ssize_t)numtowrite) {
4136 SCVAL(req->outbuf,smb_rcls,ERRHRD);
4137 SSVAL(req->outbuf,smb_err,ERRdiskfull);
4140 DEBUG(3,("writeX fnum=%d num=%d wrote=%d\n",
4141 fsp->fnum, (int)numtowrite, (int)nwritten));
4143 status = sync_file(conn, fsp, write_through);
4144 if (!NT_STATUS_IS_OK(status)) {
4145 DEBUG(5,("reply_write_and_X: sync_file for %s returned %s\n",
4146 fsp->fsp_name, nt_errstr(status) ));
4147 reply_nterror(req, status);
4148 END_PROFILE(SMBwriteX);
4152 END_PROFILE(SMBwriteX);
4157 /****************************************************************************
4159 ****************************************************************************/
4161 void reply_lseek(struct smb_request *req)
4163 connection_struct *conn = req->conn;
4169 START_PROFILE(SMBlseek);
4172 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4173 END_PROFILE(SMBlseek);
4177 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
4179 if (!check_fsp(conn, req, fsp)) {
4183 flush_write_cache(fsp, SEEK_FLUSH);
4185 mode = SVAL(req->vwv+1, 0) & 3;
4186 /* NB. This doesn't use IVAL_TO_SMB_OFF_T as startpos can be signed in this case. */
4187 startpos = (SMB_OFF_T)IVALS(req->vwv+2, 0);
4196 res = fsp->fh->pos + startpos;
4207 if (umode == SEEK_END) {
4208 if((res = SMB_VFS_LSEEK(fsp,startpos,umode)) == -1) {
4209 if(errno == EINVAL) {
4210 SMB_OFF_T current_pos = startpos;
4211 SMB_STRUCT_STAT sbuf;
4213 if(SMB_VFS_FSTAT(fsp, &sbuf) == -1) {
4214 reply_unixerror(req, ERRDOS,
4216 END_PROFILE(SMBlseek);
4220 current_pos += sbuf.st_size;
4222 res = SMB_VFS_LSEEK(fsp,0,SEEK_SET);
4227 reply_unixerror(req, ERRDOS, ERRnoaccess);
4228 END_PROFILE(SMBlseek);
4235 reply_outbuf(req, 2, 0);
4236 SIVAL(req->outbuf,smb_vwv0,res);
4238 DEBUG(3,("lseek fnum=%d ofs=%.0f newpos = %.0f mode=%d\n",
4239 fsp->fnum, (double)startpos, (double)res, mode));
4241 END_PROFILE(SMBlseek);
4245 /****************************************************************************
4247 ****************************************************************************/
4249 void reply_flush(struct smb_request *req)
4251 connection_struct *conn = req->conn;
4255 START_PROFILE(SMBflush);
4258 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4262 fnum = SVAL(req->vwv+0, 0);
4263 fsp = file_fsp(req, fnum);
4265 if ((fnum != 0xFFFF) && !check_fsp(conn, req, fsp)) {
4270 file_sync_all(conn);
4272 NTSTATUS status = sync_file(conn, fsp, True);
4273 if (!NT_STATUS_IS_OK(status)) {
4274 DEBUG(5,("reply_flush: sync_file for %s returned %s\n",
4275 fsp->fsp_name, nt_errstr(status) ));
4276 reply_nterror(req, status);
4277 END_PROFILE(SMBflush);
4282 reply_outbuf(req, 0, 0);
4284 DEBUG(3,("flush\n"));
4285 END_PROFILE(SMBflush);
4289 /****************************************************************************
4291 conn POINTER CAN BE NULL HERE !
4292 ****************************************************************************/
4294 void reply_exit(struct smb_request *req)
4296 START_PROFILE(SMBexit);
4298 file_close_pid(req->smbpid, req->vuid);
4300 reply_outbuf(req, 0, 0);
4302 DEBUG(3,("exit\n"));
4304 END_PROFILE(SMBexit);
4308 /****************************************************************************
4309 Reply to a close - has to deal with closing a directory opened by NT SMB's.
4310 ****************************************************************************/
4312 void reply_close(struct smb_request *req)
4314 connection_struct *conn = req->conn;
4315 NTSTATUS status = NT_STATUS_OK;
4316 files_struct *fsp = NULL;
4317 START_PROFILE(SMBclose);
4320 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4321 END_PROFILE(SMBclose);
4325 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
4328 * We can only use check_fsp if we know it's not a directory.
4331 if(!fsp || (fsp->conn != conn) || (fsp->vuid != req->vuid)) {
4332 reply_doserror(req, ERRDOS, ERRbadfid);
4333 END_PROFILE(SMBclose);
4337 if(fsp->is_directory) {
4339 * Special case - close NT SMB directory handle.
4341 DEBUG(3,("close directory fnum=%d\n", fsp->fnum));
4342 status = close_file(req, fsp, NORMAL_CLOSE);
4346 * Close ordinary file.
4349 DEBUG(3,("close fd=%d fnum=%d (numopen=%d)\n",
4350 fsp->fh->fd, fsp->fnum,
4351 conn->num_files_open));
4354 * Take care of any time sent in the close.
4357 t = srv_make_unix_date3(req->vwv+1);
4358 set_close_write_time(fsp, convert_time_t_to_timespec(t));
4361 * close_file() returns the unix errno if an error
4362 * was detected on close - normally this is due to
4363 * a disk full error. If not then it was probably an I/O error.
4366 status = close_file(req, fsp, NORMAL_CLOSE);
4369 if (!NT_STATUS_IS_OK(status)) {
4370 reply_nterror(req, status);
4371 END_PROFILE(SMBclose);
4375 reply_outbuf(req, 0, 0);
4376 END_PROFILE(SMBclose);
4380 /****************************************************************************
4381 Reply to a writeclose (Core+ protocol).
4382 ****************************************************************************/
4384 void reply_writeclose(struct smb_request *req)
4386 connection_struct *conn = req->conn;
4388 ssize_t nwritten = -1;
4389 NTSTATUS close_status = NT_STATUS_OK;
4392 struct timespec mtime;
4395 START_PROFILE(SMBwriteclose);
4398 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4399 END_PROFILE(SMBwriteclose);
4403 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
4405 if (!check_fsp(conn, req, fsp)) {
4406 END_PROFILE(SMBwriteclose);
4409 if (!CHECK_WRITE(fsp)) {
4410 reply_doserror(req, ERRDOS,ERRbadaccess);
4411 END_PROFILE(SMBwriteclose);
4415 numtowrite = SVAL(req->vwv+1, 0);
4416 startpos = IVAL_TO_SMB_OFF_T(req->vwv+2, 0);
4417 mtime = convert_time_t_to_timespec(srv_make_unix_date3(req->vwv+4));
4418 data = (const char *)req->buf + 1;
4421 && is_locked(fsp, (uint32)req->smbpid, (uint64_t)numtowrite,
4422 (uint64_t)startpos, WRITE_LOCK)) {
4423 reply_doserror(req, ERRDOS,ERRlock);
4424 END_PROFILE(SMBwriteclose);
4428 nwritten = write_file(req,fsp,data,startpos,numtowrite);
4430 set_close_write_time(fsp, mtime);
4433 * More insanity. W2K only closes the file if writelen > 0.
4438 DEBUG(3,("reply_writeclose: zero length write doesn't close file %s\n",
4440 close_status = close_file(req, fsp, NORMAL_CLOSE);
4443 DEBUG(3,("writeclose fnum=%d num=%d wrote=%d (numopen=%d)\n",
4444 fsp->fnum, (int)numtowrite, (int)nwritten,
4445 conn->num_files_open));
4447 if(((nwritten == 0) && (numtowrite != 0))||(nwritten < 0)) {
4448 reply_doserror(req, ERRHRD, ERRdiskfull);
4449 END_PROFILE(SMBwriteclose);
4453 if(!NT_STATUS_IS_OK(close_status)) {
4454 reply_nterror(req, close_status);
4455 END_PROFILE(SMBwriteclose);
4459 reply_outbuf(req, 1, 0);
4461 SSVAL(req->outbuf,smb_vwv0,nwritten);
4462 END_PROFILE(SMBwriteclose);
4467 #define DBGC_CLASS DBGC_LOCKING
4469 /****************************************************************************
4471 ****************************************************************************/
4473 void reply_lock(struct smb_request *req)
4475 connection_struct *conn = req->conn;
4476 uint64_t count,offset;
4479 struct byte_range_lock *br_lck = NULL;
4481 START_PROFILE(SMBlock);
4484 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4485 END_PROFILE(SMBlock);
4489 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
4491 if (!check_fsp(conn, req, fsp)) {
4492 END_PROFILE(SMBlock);
4496 release_level_2_oplocks_on_change(fsp);
4498 count = (uint64_t)IVAL(req->vwv+1, 0);
4499 offset = (uint64_t)IVAL(req->vwv+3, 0);
4501 DEBUG(3,("lock fd=%d fnum=%d offset=%.0f count=%.0f\n",
4502 fsp->fh->fd, fsp->fnum, (double)offset, (double)count));
4504 br_lck = do_lock(smbd_messaging_context(),
4511 False, /* Non-blocking lock. */
4515 TALLOC_FREE(br_lck);
4517 if (NT_STATUS_V(status)) {
4518 reply_nterror(req, status);
4519 END_PROFILE(SMBlock);
4523 reply_outbuf(req, 0, 0);
4525 END_PROFILE(SMBlock);
4529 /****************************************************************************
4531 ****************************************************************************/
4533 void reply_unlock(struct smb_request *req)
4535 connection_struct *conn = req->conn;
4536 uint64_t count,offset;
4540 START_PROFILE(SMBunlock);
4543 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4544 END_PROFILE(SMBunlock);
4548 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
4550 if (!check_fsp(conn, req, fsp)) {
4551 END_PROFILE(SMBunlock);
4555 count = (uint64_t)IVAL(req->vwv+1, 0);
4556 offset = (uint64_t)IVAL(req->vwv+3, 0);
4558 status = do_unlock(smbd_messaging_context(),
4565 if (NT_STATUS_V(status)) {
4566 reply_nterror(req, status);
4567 END_PROFILE(SMBunlock);
4571 DEBUG( 3, ( "unlock fd=%d fnum=%d offset=%.0f count=%.0f\n",
4572 fsp->fh->fd, fsp->fnum, (double)offset, (double)count ) );
4574 reply_outbuf(req, 0, 0);
4576 END_PROFILE(SMBunlock);
4581 #define DBGC_CLASS DBGC_ALL
4583 /****************************************************************************
4585 conn POINTER CAN BE NULL HERE !
4586 ****************************************************************************/
4588 void reply_tdis(struct smb_request *req)
4590 connection_struct *conn = req->conn;
4591 START_PROFILE(SMBtdis);
4594 DEBUG(4,("Invalid connection in tdis\n"));
4595 reply_doserror(req, ERRSRV, ERRinvnid);
4596 END_PROFILE(SMBtdis);
4602 close_cnum(conn,req->vuid);
4605 reply_outbuf(req, 0, 0);
4606 END_PROFILE(SMBtdis);
4610 /****************************************************************************
4612 conn POINTER CAN BE NULL HERE !
4613 ****************************************************************************/
4615 void reply_echo(struct smb_request *req)
4617 connection_struct *conn = req->conn;
4621 START_PROFILE(SMBecho);
4624 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4625 END_PROFILE(SMBecho);
4629 smb_reverb = SVAL(req->vwv+0, 0);
4631 reply_outbuf(req, 1, req->buflen);
4633 /* copy any incoming data back out */
4634 if (req->buflen > 0) {
4635 memcpy(smb_buf(req->outbuf), req->buf, req->buflen);
4638 if (smb_reverb > 100) {
4639 DEBUG(0,("large reverb (%d)?? Setting to 100\n",smb_reverb));
4643 for (seq_num =1 ; seq_num <= smb_reverb ; seq_num++) {
4644 SSVAL(req->outbuf,smb_vwv0,seq_num);
4646 show_msg((char *)req->outbuf);
4647 if (!srv_send_smb(smbd_server_fd(),
4648 (char *)req->outbuf,
4649 IS_CONN_ENCRYPTED(conn)||req->encrypted))
4650 exit_server_cleanly("reply_echo: srv_send_smb failed.");
4653 DEBUG(3,("echo %d times\n", smb_reverb));
4655 TALLOC_FREE(req->outbuf);
4657 END_PROFILE(SMBecho);
4661 /****************************************************************************
4662 Reply to a printopen.
4663 ****************************************************************************/
4665 void reply_printopen(struct smb_request *req)
4667 connection_struct *conn = req->conn;
4669 SMB_STRUCT_STAT sbuf;
4672 START_PROFILE(SMBsplopen);
4675 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4676 END_PROFILE(SMBsplopen);
4680 if (!CAN_PRINT(conn)) {
4681 reply_doserror(req, ERRDOS, ERRnoaccess);
4682 END_PROFILE(SMBsplopen);
4686 status = file_new(req, conn, &fsp);
4687 if(!NT_STATUS_IS_OK(status)) {
4688 reply_nterror(req, status);
4689 END_PROFILE(SMBsplopen);
4693 /* Open for exclusive use, write only. */
4694 status = print_fsp_open(req, conn, NULL, req->vuid, fsp, &sbuf);
4696 if (!NT_STATUS_IS_OK(status)) {
4697 reply_nterror(req, status);
4698 END_PROFILE(SMBsplopen);
4702 reply_outbuf(req, 1, 0);
4703 SSVAL(req->outbuf,smb_vwv0,fsp->fnum);
4705 DEBUG(3,("openprint fd=%d fnum=%d\n",
4706 fsp->fh->fd, fsp->fnum));
4708 END_PROFILE(SMBsplopen);
4712 /****************************************************************************
4713 Reply to a printclose.
4714 ****************************************************************************/
4716 void reply_printclose(struct smb_request *req)
4718 connection_struct *conn = req->conn;
4722 START_PROFILE(SMBsplclose);
4725 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4726 END_PROFILE(SMBsplclose);
4730 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
4732 if (!check_fsp(conn, req, fsp)) {
4733 END_PROFILE(SMBsplclose);
4737 if (!CAN_PRINT(conn)) {
4738 reply_nterror(req, NT_STATUS_DOS(ERRSRV, ERRerror));
4739 END_PROFILE(SMBsplclose);
4743 DEBUG(3,("printclose fd=%d fnum=%d\n",
4744 fsp->fh->fd,fsp->fnum));
4746 status = close_file(req, fsp, NORMAL_CLOSE);
4748 if(!NT_STATUS_IS_OK(status)) {
4749 reply_nterror(req, status);
4750 END_PROFILE(SMBsplclose);
4754 reply_outbuf(req, 0, 0);
4756 END_PROFILE(SMBsplclose);
4760 /****************************************************************************
4761 Reply to a printqueue.
4762 ****************************************************************************/
4764 void reply_printqueue(struct smb_request *req)
4766 connection_struct *conn = req->conn;
4770 START_PROFILE(SMBsplretq);
4773 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4774 END_PROFILE(SMBsplretq);
4778 max_count = SVAL(req->vwv+0, 0);
4779 start_index = SVAL(req->vwv+1, 0);
4781 /* we used to allow the client to get the cnum wrong, but that
4782 is really quite gross and only worked when there was only
4783 one printer - I think we should now only accept it if they
4784 get it right (tridge) */
4785 if (!CAN_PRINT(conn)) {
4786 reply_doserror(req, ERRDOS, ERRnoaccess);
4787 END_PROFILE(SMBsplretq);
4791 reply_outbuf(req, 2, 3);
4792 SSVAL(req->outbuf,smb_vwv0,0);
4793 SSVAL(req->outbuf,smb_vwv1,0);
4794 SCVAL(smb_buf(req->outbuf),0,1);
4795 SSVAL(smb_buf(req->outbuf),1,0);
4797 DEBUG(3,("printqueue start_index=%d max_count=%d\n",
4798 start_index, max_count));
4801 print_queue_struct *queue = NULL;
4802 print_status_struct status;
4803 int count = print_queue_status(SNUM(conn), &queue, &status);
4804 int num_to_get = ABS(max_count);
4805 int first = (max_count>0?start_index:start_index+max_count+1);
4811 num_to_get = MIN(num_to_get,count-first);
4814 for (i=first;i<first+num_to_get;i++) {
4818 srv_put_dos_date2(p,0,queue[i].time);
4819 SCVAL(p,4,(queue[i].status==LPQ_PRINTING?2:3));
4820 SSVAL(p,5, queue[i].job);
4821 SIVAL(p,7,queue[i].size);
4823 srvstr_push(blob, req->flags2, p+12,
4824 queue[i].fs_user, 16, STR_ASCII);
4826 if (message_push_blob(
4829 blob, sizeof(blob))) == -1) {
4830 reply_nterror(req, NT_STATUS_NO_MEMORY);
4831 END_PROFILE(SMBsplretq);
4837 SSVAL(req->outbuf,smb_vwv0,count);
4838 SSVAL(req->outbuf,smb_vwv1,
4839 (max_count>0?first+count:first-1));
4840 SCVAL(smb_buf(req->outbuf),0,1);
4841 SSVAL(smb_buf(req->outbuf),1,28*count);
4846 DEBUG(3,("%d entries returned in queue\n",count));
4849 END_PROFILE(SMBsplretq);
4853 /****************************************************************************
4854 Reply to a printwrite.
4855 ****************************************************************************/
4857 void reply_printwrite(struct smb_request *req)
4859 connection_struct *conn = req->conn;
4864 START_PROFILE(SMBsplwr);
4867 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4868 END_PROFILE(SMBsplwr);
4872 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
4874 if (!check_fsp(conn, req, fsp)) {
4875 END_PROFILE(SMBsplwr);
4879 if (!CAN_PRINT(conn)) {
4880 reply_doserror(req, ERRDOS, ERRnoaccess);
4881 END_PROFILE(SMBsplwr);
4885 if (!CHECK_WRITE(fsp)) {
4886 reply_doserror(req, ERRDOS, ERRbadaccess);
4887 END_PROFILE(SMBsplwr);
4891 numtowrite = SVAL(req->buf, 1);
4893 if (req->buflen < numtowrite + 3) {
4894 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4895 END_PROFILE(SMBsplwr);
4899 data = (const char *)req->buf + 3;
4901 if (write_file(req,fsp,data,-1,numtowrite) != numtowrite) {
4902 reply_unixerror(req, ERRHRD, ERRdiskfull);
4903 END_PROFILE(SMBsplwr);
4907 DEBUG( 3, ( "printwrite fnum=%d num=%d\n", fsp->fnum, numtowrite ) );
4909 END_PROFILE(SMBsplwr);
4913 /****************************************************************************
4915 ****************************************************************************/
4917 void reply_mkdir(struct smb_request *req)
4919 connection_struct *conn = req->conn;
4920 char *directory = NULL;
4922 SMB_STRUCT_STAT sbuf;
4923 TALLOC_CTX *ctx = talloc_tos();
4925 START_PROFILE(SMBmkdir);
4927 srvstr_get_path_req(ctx, req, &directory, (const char *)req->buf + 1,
4928 STR_TERMINATE, &status);
4929 if (!NT_STATUS_IS_OK(status)) {
4930 reply_nterror(req, status);
4931 END_PROFILE(SMBmkdir);
4935 status = resolve_dfspath(ctx, conn,
4936 req->flags2 & FLAGS2_DFS_PATHNAMES,
4939 if (!NT_STATUS_IS_OK(status)) {
4940 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
4941 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
4942 ERRSRV, ERRbadpath);
4943 END_PROFILE(SMBmkdir);
4946 reply_nterror(req, status);
4947 END_PROFILE(SMBmkdir);
4951 status = unix_convert(ctx, conn, directory, False, &directory, NULL, &sbuf);
4952 if (!NT_STATUS_IS_OK(status)) {
4953 reply_nterror(req, status);
4954 END_PROFILE(SMBmkdir);
4958 status = check_name(conn, directory);
4959 if (!NT_STATUS_IS_OK(status)) {
4960 reply_nterror(req, status);
4961 END_PROFILE(SMBmkdir);
4965 status = create_directory(conn, req, directory);
4967 DEBUG(5, ("create_directory returned %s\n", nt_errstr(status)));
4969 if (!NT_STATUS_IS_OK(status)) {
4971 if (!use_nt_status()
4972 && NT_STATUS_EQUAL(status,
4973 NT_STATUS_OBJECT_NAME_COLLISION)) {
4975 * Yes, in the DOS error code case we get a
4976 * ERRDOS:ERRnoaccess here. See BASE-SAMBA3ERROR
4977 * samba4 torture test.
4979 status = NT_STATUS_DOS(ERRDOS, ERRnoaccess);
4982 reply_nterror(req, status);
4983 END_PROFILE(SMBmkdir);
4987 reply_outbuf(req, 0, 0);
4989 DEBUG( 3, ( "mkdir %s\n", directory ) );
4991 END_PROFILE(SMBmkdir);
4995 /****************************************************************************
4996 Static function used by reply_rmdir to delete an entire directory
4997 tree recursively. Return True on ok, False on fail.
4998 ****************************************************************************/
5000 static bool recursive_rmdir(TALLOC_CTX *ctx,
5001 connection_struct *conn,
5004 const char *dname = NULL;
5007 struct smb_Dir *dir_hnd = OpenDir(talloc_tos(), conn, directory,
5013 while((dname = ReadDirName(dir_hnd, &offset))) {
5014 char *fullname = NULL;
5017 if (ISDOT(dname) || ISDOTDOT(dname)) {
5021 if (!is_visible_file(conn, directory, dname, &st, False)) {
5025 /* Construct the full name. */
5026 fullname = talloc_asprintf(ctx,
5036 if(SMB_VFS_LSTAT(conn,fullname, &st) != 0) {
5041 if(st.st_mode & S_IFDIR) {
5042 if(!recursive_rmdir(ctx, conn, fullname)) {
5046 if(SMB_VFS_RMDIR(conn,fullname) != 0) {
5050 } else if(SMB_VFS_UNLINK(conn,fullname) != 0) {
5054 TALLOC_FREE(fullname);
5056 TALLOC_FREE(dir_hnd);
5060 /****************************************************************************
5061 The internals of the rmdir code - called elsewhere.
5062 ****************************************************************************/
5064 NTSTATUS rmdir_internals(TALLOC_CTX *ctx,
5065 connection_struct *conn,
5066 const char *directory)
5071 /* Might be a symlink. */
5072 if(SMB_VFS_LSTAT(conn, directory, &st) != 0) {
5073 return map_nt_error_from_unix(errno);
5076 if (S_ISLNK(st.st_mode)) {
5077 /* Is what it points to a directory ? */
5078 if(SMB_VFS_STAT(conn, directory, &st) != 0) {
5079 return map_nt_error_from_unix(errno);
5081 if (!(S_ISDIR(st.st_mode))) {
5082 return NT_STATUS_NOT_A_DIRECTORY;
5084 ret = SMB_VFS_UNLINK(conn,directory);
5086 ret = SMB_VFS_RMDIR(conn,directory);
5089 notify_fname(conn, NOTIFY_ACTION_REMOVED,
5090 FILE_NOTIFY_CHANGE_DIR_NAME,
5092 return NT_STATUS_OK;
5095 if(((errno == ENOTEMPTY)||(errno == EEXIST)) && lp_veto_files(SNUM(conn))) {
5097 * Check to see if the only thing in this directory are
5098 * vetoed files/directories. If so then delete them and
5099 * retry. If we fail to delete any of them (and we *don't*
5100 * do a recursive delete) then fail the rmdir.
5104 struct smb_Dir *dir_hnd = OpenDir(talloc_tos(), conn,
5105 directory, NULL, 0);
5107 if(dir_hnd == NULL) {
5112 while ((dname = ReadDirName(dir_hnd,&dirpos))) {
5113 if((strcmp(dname, ".") == 0) || (strcmp(dname, "..")==0))
5115 if (!is_visible_file(conn, directory, dname, &st, False))
5117 if(!IS_VETO_PATH(conn, dname)) {
5118 TALLOC_FREE(dir_hnd);
5124 /* We only have veto files/directories.
5125 * Are we allowed to delete them ? */
5127 if(!lp_recursive_veto_delete(SNUM(conn))) {
5128 TALLOC_FREE(dir_hnd);
5133 /* Do a recursive delete. */
5134 RewindDir(dir_hnd,&dirpos);
5135 while ((dname = ReadDirName(dir_hnd,&dirpos))) {
5136 char *fullname = NULL;
5138 if (ISDOT(dname) || ISDOTDOT(dname)) {
5141 if (!is_visible_file(conn, directory, dname, &st, False)) {
5145 fullname = talloc_asprintf(ctx,
5155 if(SMB_VFS_LSTAT(conn,fullname, &st) != 0) {
5158 if(st.st_mode & S_IFDIR) {
5159 if(!recursive_rmdir(ctx, conn, fullname)) {
5162 if(SMB_VFS_RMDIR(conn,fullname) != 0) {
5165 } else if(SMB_VFS_UNLINK(conn,fullname) != 0) {
5168 TALLOC_FREE(fullname);
5170 TALLOC_FREE(dir_hnd);
5171 /* Retry the rmdir */
5172 ret = SMB_VFS_RMDIR(conn,directory);
5178 DEBUG(3,("rmdir_internals: couldn't remove directory %s : "
5179 "%s\n", directory,strerror(errno)));
5180 return map_nt_error_from_unix(errno);
5183 notify_fname(conn, NOTIFY_ACTION_REMOVED,
5184 FILE_NOTIFY_CHANGE_DIR_NAME,
5187 return NT_STATUS_OK;
5190 /****************************************************************************
5192 ****************************************************************************/
5194 void reply_rmdir(struct smb_request *req)
5196 connection_struct *conn = req->conn;
5197 char *directory = NULL;
5198 SMB_STRUCT_STAT sbuf;
5200 TALLOC_CTX *ctx = talloc_tos();
5202 START_PROFILE(SMBrmdir);
5204 srvstr_get_path_req(ctx, req, &directory, (const char *)req->buf + 1,
5205 STR_TERMINATE, &status);
5206 if (!NT_STATUS_IS_OK(status)) {
5207 reply_nterror(req, status);
5208 END_PROFILE(SMBrmdir);
5212 status = resolve_dfspath(ctx, conn,
5213 req->flags2 & FLAGS2_DFS_PATHNAMES,
5216 if (!NT_STATUS_IS_OK(status)) {
5217 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
5218 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
5219 ERRSRV, ERRbadpath);
5220 END_PROFILE(SMBrmdir);
5223 reply_nterror(req, status);
5224 END_PROFILE(SMBrmdir);
5228 status = unix_convert(ctx, conn, directory, False, &directory,
5230 if (!NT_STATUS_IS_OK(status)) {
5231 reply_nterror(req, status);
5232 END_PROFILE(SMBrmdir);
5236 status = check_name(conn, directory);
5237 if (!NT_STATUS_IS_OK(status)) {
5238 reply_nterror(req, status);
5239 END_PROFILE(SMBrmdir);
5243 dptr_closepath(directory, req->smbpid);
5244 status = rmdir_internals(ctx, conn, directory);
5245 if (!NT_STATUS_IS_OK(status)) {
5246 reply_nterror(req, status);
5247 END_PROFILE(SMBrmdir);
5251 reply_outbuf(req, 0, 0);
5253 DEBUG( 3, ( "rmdir %s\n", directory ) );
5255 END_PROFILE(SMBrmdir);
5259 /*******************************************************************
5260 Resolve wildcards in a filename rename.
5261 ********************************************************************/
5263 static bool resolve_wildcards(TALLOC_CTX *ctx,
5268 char *name2_copy = NULL;
5273 char *p,*p2, *pname1, *pname2;
5275 name2_copy = talloc_strdup(ctx, name2);
5280 pname1 = strrchr_m(name1,'/');
5281 pname2 = strrchr_m(name2_copy,'/');
5283 if (!pname1 || !pname2) {
5287 /* Truncate the copy of name2 at the last '/' */
5290 /* Now go past the '/' */
5294 root1 = talloc_strdup(ctx, pname1);
5295 root2 = talloc_strdup(ctx, pname2);
5297 if (!root1 || !root2) {
5301 p = strrchr_m(root1,'.');
5304 ext1 = talloc_strdup(ctx, p+1);
5306 ext1 = talloc_strdup(ctx, "");
5308 p = strrchr_m(root2,'.');
5311 ext2 = talloc_strdup(ctx, p+1);
5313 ext2 = talloc_strdup(ctx, "");
5316 if (!ext1 || !ext2) {
5324 /* Hmmm. Should this be mb-aware ? */
5327 } else if (*p2 == '*') {
5329 root2 = talloc_asprintf(ctx, "%s%s",
5348 /* Hmmm. Should this be mb-aware ? */
5351 } else if (*p2 == '*') {
5353 ext2 = talloc_asprintf(ctx, "%s%s",
5369 *pp_newname = talloc_asprintf(ctx, "%s/%s.%s",
5374 *pp_newname = talloc_asprintf(ctx, "%s/%s",
5386 /****************************************************************************
5387 Ensure open files have their names updated. Updated to notify other smbd's
5389 ****************************************************************************/
5391 static void rename_open_files(connection_struct *conn,
5392 struct share_mode_lock *lck,
5393 const char *newname)
5396 bool did_rename = False;
5398 for(fsp = file_find_di_first(lck->id); fsp;
5399 fsp = file_find_di_next(fsp)) {
5400 /* fsp_name is a relative path under the fsp. To change this for other
5401 sharepaths we need to manipulate relative paths. */
5402 /* TODO - create the absolute path and manipulate the newname
5403 relative to the sharepath. */
5404 if (!strequal(fsp->conn->connectpath, conn->connectpath)) {
5407 DEBUG(10,("rename_open_files: renaming file fnum %d (file_id %s) from %s -> %s\n",
5408 fsp->fnum, file_id_string_tos(&fsp->file_id),
5409 fsp->fsp_name, newname ));
5410 string_set(&fsp->fsp_name, newname);
5415 DEBUG(10,("rename_open_files: no open files on file_id %s for %s\n",
5416 file_id_string_tos(&lck->id), newname ));
5419 /* Send messages to all smbd's (not ourself) that the name has changed. */
5420 rename_share_filename(smbd_messaging_context(), lck, conn->connectpath,
5424 /****************************************************************************
5425 We need to check if the source path is a parent directory of the destination
5426 (ie. a rename of /foo/bar/baz -> /foo/bar/baz/bibble/bobble. If so we must
5427 refuse the rename with a sharing violation. Under UNIX the above call can
5428 *succeed* if /foo/bar/baz is a symlink to another area in the share. We
5429 probably need to check that the client is a Windows one before disallowing
5430 this as a UNIX client (one with UNIX extensions) can know the source is a
5431 symlink and make this decision intelligently. Found by an excellent bug
5432 report from <AndyLiebman@aol.com>.
5433 ****************************************************************************/
5435 static bool rename_path_prefix_equal(const char *src, const char *dest)
5437 const char *psrc = src;
5438 const char *pdst = dest;
5441 if (psrc[0] == '.' && psrc[1] == '/') {
5444 if (pdst[0] == '.' && pdst[1] == '/') {
5447 if ((slen = strlen(psrc)) > strlen(pdst)) {
5450 return ((memcmp(psrc, pdst, slen) == 0) && pdst[slen] == '/');
5454 * Do the notify calls from a rename
5457 static void notify_rename(connection_struct *conn, bool is_dir,
5458 const char *oldpath, const char *newpath)
5460 char *olddir, *newdir;
5461 const char *oldname, *newname;
5464 mask = is_dir ? FILE_NOTIFY_CHANGE_DIR_NAME
5465 : FILE_NOTIFY_CHANGE_FILE_NAME;
5467 if (!parent_dirname(talloc_tos(), oldpath, &olddir, &oldname)
5468 || !parent_dirname(talloc_tos(), newpath, &newdir, &newname)) {
5469 TALLOC_FREE(olddir);
5473 if (strcmp(olddir, newdir) == 0) {
5474 notify_fname(conn, NOTIFY_ACTION_OLD_NAME, mask, oldpath);
5475 notify_fname(conn, NOTIFY_ACTION_NEW_NAME, mask, newpath);
5478 notify_fname(conn, NOTIFY_ACTION_REMOVED, mask, oldpath);
5479 notify_fname(conn, NOTIFY_ACTION_ADDED, mask, newpath);
5481 TALLOC_FREE(olddir);
5482 TALLOC_FREE(newdir);
5484 /* this is a strange one. w2k3 gives an additional event for
5485 CHANGE_ATTRIBUTES and CHANGE_CREATION on the new file when renaming
5486 files, but not directories */
5488 notify_fname(conn, NOTIFY_ACTION_MODIFIED,
5489 FILE_NOTIFY_CHANGE_ATTRIBUTES
5490 |FILE_NOTIFY_CHANGE_CREATION,
5495 /****************************************************************************
5496 Rename an open file - given an fsp.
5497 ****************************************************************************/
5499 NTSTATUS rename_internals_fsp(connection_struct *conn,
5502 const char *newname_last_component,
5504 bool replace_if_exists)
5506 TALLOC_CTX *ctx = talloc_tos();
5507 SMB_STRUCT_STAT sbuf, sbuf1;
5508 NTSTATUS status = NT_STATUS_OK;
5509 struct share_mode_lock *lck = NULL;
5510 bool dst_exists, old_is_stream, new_is_stream;
5514 status = check_name(conn, newname);
5515 if (!NT_STATUS_IS_OK(status)) {
5519 /* Ensure newname contains a '/' */
5520 if(strrchr_m(newname,'/') == 0) {
5521 newname = talloc_asprintf(ctx,
5525 return NT_STATUS_NO_MEMORY;
5530 * Check for special case with case preserving and not
5531 * case sensitive. If the old last component differs from the original
5532 * last component only by case, then we should allow
5533 * the rename (user is trying to change the case of the
5537 if((conn->case_sensitive == False) && (conn->case_preserve == True) &&
5538 strequal(newname, fsp->fsp_name)) {
5540 char *newname_modified_last_component = NULL;
5543 * Get the last component of the modified name.
5544 * Note that we guarantee that newname contains a '/'
5547 p = strrchr_m(newname,'/');
5548 newname_modified_last_component = talloc_strdup(ctx,
5550 if (!newname_modified_last_component) {
5551 return NT_STATUS_NO_MEMORY;
5554 if(strcsequal(newname_modified_last_component,
5555 newname_last_component) == False) {
5557 * Replace the modified last component with
5560 *p = '\0'; /* Truncate at the '/' */
5561 newname = talloc_asprintf(ctx,
5564 newname_last_component);
5569 * If the src and dest names are identical - including case,
5570 * don't do the rename, just return success.
5573 if (strcsequal(fsp->fsp_name, newname)) {
5574 DEBUG(3,("rename_internals_fsp: identical names in rename %s - returning success\n",
5576 return NT_STATUS_OK;
5579 old_is_stream = is_ntfs_stream_name(fsp->fsp_name);
5580 new_is_stream = is_ntfs_stream_name(newname);
5582 /* Return the correct error code if both names aren't streams. */
5583 if (!old_is_stream && new_is_stream) {
5584 return NT_STATUS_OBJECT_NAME_INVALID;
5587 if (old_is_stream && !new_is_stream) {
5588 return NT_STATUS_INVALID_PARAMETER;
5592 * Have vfs_object_exist also fill sbuf1
5594 dst_exists = vfs_object_exist(conn, newname, &sbuf1);
5596 if(!replace_if_exists && dst_exists) {
5597 DEBUG(3,("rename_internals_fsp: dest exists doing rename %s -> %s\n",
5598 fsp->fsp_name,newname));
5599 return NT_STATUS_OBJECT_NAME_COLLISION;
5603 struct file_id fileid = vfs_file_id_from_sbuf(conn, &sbuf1);
5604 files_struct *dst_fsp = file_find_di_first(fileid);
5605 /* The file can be open when renaming a stream */
5606 if (dst_fsp && !new_is_stream) {
5607 DEBUG(3, ("rename_internals_fsp: Target file open\n"));
5608 return NT_STATUS_ACCESS_DENIED;
5612 /* Ensure we have a valid stat struct for the source. */
5613 if (fsp->fh->fd != -1) {
5614 if (SMB_VFS_FSTAT(fsp, &sbuf) == -1) {
5615 return map_nt_error_from_unix(errno);
5618 if (SMB_VFS_STAT(conn,fsp->fsp_name,&sbuf) == -1) {
5619 return map_nt_error_from_unix(errno);
5623 status = can_rename(conn, fsp, attrs, &sbuf);
5625 if (!NT_STATUS_IS_OK(status)) {
5626 DEBUG(3,("rename_internals_fsp: Error %s rename %s -> %s\n",
5627 nt_errstr(status), fsp->fsp_name,newname));
5628 if (NT_STATUS_EQUAL(status,NT_STATUS_SHARING_VIOLATION))
5629 status = NT_STATUS_ACCESS_DENIED;
5633 if (rename_path_prefix_equal(fsp->fsp_name, newname)) {
5634 return NT_STATUS_ACCESS_DENIED;
5637 lck = get_share_mode_lock(talloc_tos(), fsp->file_id, NULL, NULL,
5641 * We have the file open ourselves, so not being able to get the
5642 * corresponding share mode lock is a fatal error.
5645 SMB_ASSERT(lck != NULL);
5647 if(SMB_VFS_RENAME(conn,fsp->fsp_name, newname) == 0) {
5648 uint32 create_options = fsp->fh->private_options;
5650 DEBUG(3,("rename_internals_fsp: succeeded doing rename on %s -> %s\n",
5651 fsp->fsp_name,newname));
5653 notify_rename(conn, fsp->is_directory, fsp->fsp_name, newname);
5655 rename_open_files(conn, lck, newname);
5658 * A rename acts as a new file create w.r.t. allowing an initial delete
5659 * on close, probably because in Windows there is a new handle to the
5660 * new file. If initial delete on close was requested but not
5661 * originally set, we need to set it here. This is probably not 100% correct,
5662 * but will work for the CIFSFS client which in non-posix mode
5663 * depends on these semantics. JRA.
5666 if (create_options & FILE_DELETE_ON_CLOSE) {
5667 status = can_set_delete_on_close(fsp, True, 0);
5669 if (NT_STATUS_IS_OK(status)) {
5670 /* Note that here we set the *inital* delete on close flag,
5671 * not the regular one. The magic gets handled in close. */
5672 fsp->initial_delete_on_close = True;
5676 return NT_STATUS_OK;
5681 if (errno == ENOTDIR || errno == EISDIR) {
5682 status = NT_STATUS_OBJECT_NAME_COLLISION;
5684 status = map_nt_error_from_unix(errno);
5687 DEBUG(3,("rename_internals_fsp: Error %s rename %s -> %s\n",
5688 nt_errstr(status), fsp->fsp_name,newname));
5693 /****************************************************************************
5694 The guts of the rename command, split out so it may be called by the NT SMB
5696 ****************************************************************************/
5698 NTSTATUS rename_internals(TALLOC_CTX *ctx,
5699 connection_struct *conn,
5700 struct smb_request *req,
5701 const char *name_in,
5702 const char *newname_in,
5704 bool replace_if_exists,
5707 uint32_t access_mask)
5709 char *directory = NULL;
5711 char *last_component_src = NULL;
5712 char *last_component_dest = NULL;
5714 char *newname = NULL;
5717 NTSTATUS status = NT_STATUS_OK;
5718 SMB_STRUCT_STAT sbuf1, sbuf2;
5719 struct smb_Dir *dir_hnd = NULL;
5722 int create_options = 0;
5727 status = unix_convert(ctx, conn, name_in, src_has_wild, &name,
5728 &last_component_src, &sbuf1);
5729 if (!NT_STATUS_IS_OK(status)) {
5733 status = unix_convert(ctx, conn, newname_in, dest_has_wild, &newname,
5734 &last_component_dest, &sbuf2);
5735 if (!NT_STATUS_IS_OK(status)) {
5740 * Split the old name into directory and last component
5741 * strings. Note that unix_convert may have stripped off a
5742 * leading ./ from both name and newname if the rename is
5743 * at the root of the share. We need to make sure either both
5744 * name and newname contain a / character or neither of them do
5745 * as this is checked in resolve_wildcards().
5748 p = strrchr_m(name,'/');
5750 directory = talloc_strdup(ctx, ".");
5752 return NT_STATUS_NO_MEMORY;
5757 directory = talloc_strdup(ctx, name);
5759 return NT_STATUS_NO_MEMORY;
5762 *p = '/'; /* Replace needed for exceptional test below. */
5766 * We should only check the mangled cache
5767 * here if unix_convert failed. This means
5768 * that the path in 'mask' doesn't exist
5769 * on the file system and so we need to look
5770 * for a possible mangle. This patch from
5771 * Tine Smukavec <valentin.smukavec@hermes.si>.
5774 if (!VALID_STAT(sbuf1) && mangle_is_mangled(mask, conn->params)) {
5775 char *new_mask = NULL;
5776 mangle_lookup_name_from_8_3(ctx,
5785 if (!src_has_wild) {
5789 * No wildcards - just process the one file.
5791 bool is_short_name = mangle_is_8_3(name, True, conn->params);
5793 /* Add a terminating '/' to the directory name. */
5794 directory = talloc_asprintf_append(directory,
5798 return NT_STATUS_NO_MEMORY;
5801 /* Ensure newname contains a '/' also */
5802 if(strrchr_m(newname,'/') == 0) {
5803 newname = talloc_asprintf(ctx,
5807 return NT_STATUS_NO_MEMORY;
5811 DEBUG(3, ("rename_internals: case_sensitive = %d, "
5812 "case_preserve = %d, short case preserve = %d, "
5813 "directory = %s, newname = %s, "
5814 "last_component_dest = %s, is_8_3 = %d\n",
5815 conn->case_sensitive, conn->case_preserve,
5816 conn->short_case_preserve, directory,
5817 newname, last_component_dest, is_short_name));
5819 /* The dest name still may have wildcards. */
5820 if (dest_has_wild) {
5821 char *mod_newname = NULL;
5822 if (!resolve_wildcards(ctx,
5823 directory,newname,&mod_newname)) {
5824 DEBUG(6, ("rename_internals: resolve_wildcards "
5828 return NT_STATUS_NO_MEMORY;
5830 newname = mod_newname;
5834 SMB_VFS_STAT(conn, directory, &sbuf1);
5836 if (S_ISDIR(sbuf1.st_mode)) {
5837 create_options |= FILE_DIRECTORY_FILE;
5840 status = SMB_VFS_CREATE_FILE(
5843 0, /* root_dir_fid */
5844 directory, /* fname */
5845 0, /* create_file_flags */
5846 access_mask, /* access_mask */
5847 (FILE_SHARE_READ | /* share_access */
5849 FILE_OPEN, /* create_disposition*/
5850 create_options, /* create_options */
5851 0, /* file_attributes */
5852 0, /* oplock_request */
5853 0, /* allocation_size */
5858 &sbuf1); /* psbuf */
5860 if (!NT_STATUS_IS_OK(status)) {
5861 DEBUG(3, ("Could not open rename source %s: %s\n",
5862 directory, nt_errstr(status)));
5866 status = rename_internals_fsp(conn, fsp, newname,
5867 last_component_dest,
5868 attrs, replace_if_exists);
5870 close_file(req, fsp, NORMAL_CLOSE);
5872 DEBUG(3, ("rename_internals: Error %s rename %s -> %s\n",
5873 nt_errstr(status), directory,newname));
5879 * Wildcards - process each file that matches.
5881 if (strequal(mask,"????????.???")) {
5886 status = check_name(conn, directory);
5887 if (!NT_STATUS_IS_OK(status)) {
5891 dir_hnd = OpenDir(talloc_tos(), conn, directory, mask, attrs);
5892 if (dir_hnd == NULL) {
5893 return map_nt_error_from_unix(errno);
5896 status = NT_STATUS_NO_SUCH_FILE;
5898 * Was status = NT_STATUS_OBJECT_NAME_NOT_FOUND;
5899 * - gentest fix. JRA
5902 while ((dname = ReadDirName(dir_hnd, &offset))) {
5903 files_struct *fsp = NULL;
5905 char *destname = NULL;
5906 bool sysdir_entry = False;
5908 /* Quick check for "." and ".." */
5909 if (ISDOT(dname) || ISDOTDOT(dname)) {
5911 sysdir_entry = True;
5917 if (!is_visible_file(conn, directory, dname, &sbuf1, False)) {
5921 if(!mask_match(dname, mask, conn->case_sensitive)) {
5926 status = NT_STATUS_OBJECT_NAME_INVALID;
5930 fname = talloc_asprintf(ctx,
5935 return NT_STATUS_NO_MEMORY;
5938 if (!resolve_wildcards(ctx,
5939 fname,newname,&destname)) {
5940 DEBUG(6, ("resolve_wildcards %s %s failed\n",
5946 return NT_STATUS_NO_MEMORY;
5950 SMB_VFS_STAT(conn, fname, &sbuf1);
5954 if (S_ISDIR(sbuf1.st_mode)) {
5955 create_options |= FILE_DIRECTORY_FILE;
5958 status = SMB_VFS_CREATE_FILE(
5961 0, /* root_dir_fid */
5963 0, /* create_file_flags */
5964 access_mask, /* access_mask */
5965 (FILE_SHARE_READ | /* share_access */
5967 FILE_OPEN, /* create_disposition*/
5968 create_options, /* create_options */
5969 0, /* file_attributes */
5970 0, /* oplock_request */
5971 0, /* allocation_size */
5976 &sbuf1); /* psbuf */
5978 if (!NT_STATUS_IS_OK(status)) {
5979 DEBUG(3,("rename_internals: SMB_VFS_CREATE_FILE "
5980 "returned %s rename %s -> %s\n",
5981 nt_errstr(status), directory, newname));
5985 status = rename_internals_fsp(conn, fsp, destname, dname,
5986 attrs, replace_if_exists);
5988 close_file(req, fsp, NORMAL_CLOSE);
5990 if (!NT_STATUS_IS_OK(status)) {
5991 DEBUG(3, ("rename_internals_fsp returned %s for "
5992 "rename %s -> %s\n", nt_errstr(status),
5993 directory, newname));
5999 DEBUG(3,("rename_internals: doing rename on %s -> "
6000 "%s\n",fname,destname));
6003 TALLOC_FREE(destname);
6005 TALLOC_FREE(dir_hnd);
6007 if (count == 0 && NT_STATUS_IS_OK(status) && errno != 0) {
6008 status = map_nt_error_from_unix(errno);
6014 /****************************************************************************
6016 ****************************************************************************/
6018 void reply_mv(struct smb_request *req)
6020 connection_struct *conn = req->conn;
6022 char *newname = NULL;
6026 bool src_has_wcard = False;
6027 bool dest_has_wcard = False;
6028 TALLOC_CTX *ctx = talloc_tos();
6030 START_PROFILE(SMBmv);
6033 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
6038 attrs = SVAL(req->vwv+0, 0);
6040 p = (const char *)req->buf + 1;
6041 p += srvstr_get_path_req_wcard(ctx, req, &name, p, STR_TERMINATE,
6042 &status, &src_has_wcard);
6043 if (!NT_STATUS_IS_OK(status)) {
6044 reply_nterror(req, status);
6049 p += srvstr_get_path_req_wcard(ctx, req, &newname, p, STR_TERMINATE,
6050 &status, &dest_has_wcard);
6051 if (!NT_STATUS_IS_OK(status)) {
6052 reply_nterror(req, status);
6057 status = resolve_dfspath_wcard(ctx, conn,
6058 req->flags2 & FLAGS2_DFS_PATHNAMES,
6062 if (!NT_STATUS_IS_OK(status)) {
6063 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
6064 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
6065 ERRSRV, ERRbadpath);
6069 reply_nterror(req, status);
6074 status = resolve_dfspath_wcard(ctx, conn,
6075 req->flags2 & FLAGS2_DFS_PATHNAMES,
6079 if (!NT_STATUS_IS_OK(status)) {
6080 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
6081 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
6082 ERRSRV, ERRbadpath);
6086 reply_nterror(req, status);
6091 DEBUG(3,("reply_mv : %s -> %s\n",name,newname));
6093 status = rename_internals(ctx, conn, req, name, newname, attrs, False,
6094 src_has_wcard, dest_has_wcard, DELETE_ACCESS);
6095 if (!NT_STATUS_IS_OK(status)) {
6096 if (open_was_deferred(req->mid)) {
6097 /* We have re-scheduled this call. */
6101 reply_nterror(req, status);
6106 reply_outbuf(req, 0, 0);
6112 /*******************************************************************
6113 Copy a file as part of a reply_copy.
6114 ******************************************************************/
6117 * TODO: check error codes on all callers
6120 NTSTATUS copy_file(TALLOC_CTX *ctx,
6121 connection_struct *conn,
6126 bool target_is_directory)
6128 SMB_STRUCT_STAT src_sbuf, sbuf2;
6130 files_struct *fsp1,*fsp2;
6133 uint32 new_create_disposition;
6136 dest = talloc_strdup(ctx, dest1);
6138 return NT_STATUS_NO_MEMORY;
6140 if (target_is_directory) {
6141 const char *p = strrchr_m(src,'/');
6147 dest = talloc_asprintf_append(dest,
6151 return NT_STATUS_NO_MEMORY;
6155 if (!vfs_file_exist(conn,src,&src_sbuf)) {
6157 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
6160 if (!target_is_directory && count) {
6161 new_create_disposition = FILE_OPEN;
6163 if (!map_open_params_to_ntcreate(dest1,0,ofun,
6164 NULL, NULL, &new_create_disposition, NULL)) {
6166 return NT_STATUS_INVALID_PARAMETER;
6170 status = SMB_VFS_CREATE_FILE(
6173 0, /* root_dir_fid */
6175 0, /* create_file_flags */
6176 FILE_GENERIC_READ, /* access_mask */
6177 FILE_SHARE_READ | FILE_SHARE_WRITE, /* share_access */
6178 FILE_OPEN, /* create_disposition*/
6179 0, /* create_options */
6180 FILE_ATTRIBUTE_NORMAL, /* file_attributes */
6181 INTERNAL_OPEN_ONLY, /* oplock_request */
6182 0, /* allocation_size */
6187 &src_sbuf); /* psbuf */
6189 if (!NT_STATUS_IS_OK(status)) {
6194 dosattrs = dos_mode(conn, src, &src_sbuf);
6195 if (SMB_VFS_STAT(conn,dest,&sbuf2) == -1) {
6196 ZERO_STRUCTP(&sbuf2);
6199 status = SMB_VFS_CREATE_FILE(
6202 0, /* root_dir_fid */
6204 0, /* create_file_flags */
6205 FILE_GENERIC_WRITE, /* access_mask */
6206 FILE_SHARE_READ | FILE_SHARE_WRITE, /* share_access */
6207 new_create_disposition, /* create_disposition*/
6208 0, /* create_options */
6209 dosattrs, /* file_attributes */
6210 INTERNAL_OPEN_ONLY, /* oplock_request */
6211 0, /* allocation_size */
6216 &sbuf2); /* psbuf */
6220 if (!NT_STATUS_IS_OK(status)) {
6221 close_file(NULL, fsp1, ERROR_CLOSE);
6225 if ((ofun&3) == 1) {
6226 if(SMB_VFS_LSEEK(fsp2,0,SEEK_END) == -1) {
6227 DEBUG(0,("copy_file: error - vfs lseek returned error %s\n", strerror(errno) ));
6229 * Stop the copy from occurring.
6232 src_sbuf.st_size = 0;
6236 if (src_sbuf.st_size) {
6237 ret = vfs_transfer_file(fsp1, fsp2, src_sbuf.st_size);
6240 close_file(NULL, fsp1, NORMAL_CLOSE);
6242 /* Ensure the modtime is set correctly on the destination file. */
6243 set_close_write_time(fsp2, get_mtimespec(&src_sbuf));
6246 * As we are opening fsp1 read-only we only expect
6247 * an error on close on fsp2 if we are out of space.
6248 * Thus we don't look at the error return from the
6251 status = close_file(NULL, fsp2, NORMAL_CLOSE);
6253 if (!NT_STATUS_IS_OK(status)) {
6257 if (ret != (SMB_OFF_T)src_sbuf.st_size) {
6258 return NT_STATUS_DISK_FULL;
6261 return NT_STATUS_OK;
6264 /****************************************************************************
6265 Reply to a file copy.
6266 ****************************************************************************/
6268 void reply_copy(struct smb_request *req)
6270 connection_struct *conn = req->conn;
6272 char *newname = NULL;
6273 char *directory = NULL;
6274 const char *mask = NULL;
6275 const char mask_star[] = "*";
6278 int error = ERRnoaccess;
6283 bool target_is_directory=False;
6284 bool source_has_wild = False;
6285 bool dest_has_wild = False;
6286 SMB_STRUCT_STAT sbuf1, sbuf2;
6288 TALLOC_CTX *ctx = talloc_tos();
6290 START_PROFILE(SMBcopy);
6293 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
6294 END_PROFILE(SMBcopy);
6298 tid2 = SVAL(req->vwv+0, 0);
6299 ofun = SVAL(req->vwv+1, 0);
6300 flags = SVAL(req->vwv+2, 0);
6302 p = (const char *)req->buf;
6303 p += srvstr_get_path_req_wcard(ctx, req, &name, p, STR_TERMINATE,
6304 &status, &source_has_wild);
6305 if (!NT_STATUS_IS_OK(status)) {
6306 reply_nterror(req, status);
6307 END_PROFILE(SMBcopy);
6310 p += srvstr_get_path_req_wcard(ctx, req, &newname, p, STR_TERMINATE,
6311 &status, &dest_has_wild);
6312 if (!NT_STATUS_IS_OK(status)) {
6313 reply_nterror(req, status);
6314 END_PROFILE(SMBcopy);
6318 DEBUG(3,("reply_copy : %s -> %s\n",name,newname));
6320 if (tid2 != conn->cnum) {
6321 /* can't currently handle inter share copies XXXX */
6322 DEBUG(3,("Rejecting inter-share copy\n"));
6323 reply_doserror(req, ERRSRV, ERRinvdevice);
6324 END_PROFILE(SMBcopy);
6328 status = resolve_dfspath_wcard(ctx, conn,
6329 req->flags2 & FLAGS2_DFS_PATHNAMES,
6333 if (!NT_STATUS_IS_OK(status)) {
6334 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
6335 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
6336 ERRSRV, ERRbadpath);
6337 END_PROFILE(SMBcopy);
6340 reply_nterror(req, status);
6341 END_PROFILE(SMBcopy);
6345 status = resolve_dfspath_wcard(ctx, conn,
6346 req->flags2 & FLAGS2_DFS_PATHNAMES,
6350 if (!NT_STATUS_IS_OK(status)) {
6351 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
6352 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
6353 ERRSRV, ERRbadpath);
6354 END_PROFILE(SMBcopy);
6357 reply_nterror(req, status);
6358 END_PROFILE(SMBcopy);
6362 status = unix_convert(ctx, conn, name, source_has_wild,
6363 &name, NULL, &sbuf1);
6364 if (!NT_STATUS_IS_OK(status)) {
6365 reply_nterror(req, status);
6366 END_PROFILE(SMBcopy);
6370 status = unix_convert(ctx, conn, newname, dest_has_wild,
6371 &newname, NULL, &sbuf2);
6372 if (!NT_STATUS_IS_OK(status)) {
6373 reply_nterror(req, status);
6374 END_PROFILE(SMBcopy);
6378 target_is_directory = VALID_STAT_OF_DIR(sbuf2);
6380 if ((flags&1) && target_is_directory) {
6381 reply_doserror(req, ERRDOS, ERRbadfile);
6382 END_PROFILE(SMBcopy);
6386 if ((flags&2) && !target_is_directory) {
6387 reply_doserror(req, ERRDOS, ERRbadpath);
6388 END_PROFILE(SMBcopy);
6392 if ((flags&(1<<5)) && VALID_STAT_OF_DIR(sbuf1)) {
6393 /* wants a tree copy! XXXX */
6394 DEBUG(3,("Rejecting tree copy\n"));
6395 reply_doserror(req, ERRSRV, ERRerror);
6396 END_PROFILE(SMBcopy);
6400 p = strrchr_m(name,'/');
6402 directory = talloc_strndup(ctx, name, PTR_DIFF(p, name));
6405 directory = talloc_strdup(ctx, "./");
6410 reply_nterror(req, NT_STATUS_NO_MEMORY);
6411 END_PROFILE(SMBcopy);
6416 * We should only check the mangled cache
6417 * here if unix_convert failed. This means
6418 * that the path in 'mask' doesn't exist
6419 * on the file system and so we need to look
6420 * for a possible mangle. This patch from
6421 * Tine Smukavec <valentin.smukavec@hermes.si>.
6424 if (!VALID_STAT(sbuf1) && mangle_is_mangled(mask, conn->params)) {
6425 char *new_mask = NULL;
6426 mangle_lookup_name_from_8_3(ctx,
6435 if (!source_has_wild) {
6436 directory = talloc_asprintf_append(directory,
6439 if (dest_has_wild) {
6440 char *mod_newname = NULL;
6441 if (!resolve_wildcards(ctx,
6442 directory,newname,&mod_newname)) {
6443 reply_nterror(req, NT_STATUS_NO_MEMORY);
6444 END_PROFILE(SMBcopy);
6447 newname = mod_newname;
6450 status = check_name(conn, directory);
6451 if (!NT_STATUS_IS_OK(status)) {
6452 reply_nterror(req, status);
6453 END_PROFILE(SMBcopy);
6457 status = check_name(conn, newname);
6458 if (!NT_STATUS_IS_OK(status)) {
6459 reply_nterror(req, status);
6460 END_PROFILE(SMBcopy);
6464 status = copy_file(ctx,conn,directory,newname,ofun,
6465 count,target_is_directory);
6467 if(!NT_STATUS_IS_OK(status)) {
6468 reply_nterror(req, status);
6469 END_PROFILE(SMBcopy);
6475 struct smb_Dir *dir_hnd = NULL;
6476 const char *dname = NULL;
6479 if (strequal(mask,"????????.???")) {
6483 status = check_name(conn, directory);
6484 if (!NT_STATUS_IS_OK(status)) {
6485 reply_nterror(req, status);
6486 END_PROFILE(SMBcopy);
6490 dir_hnd = OpenDir(talloc_tos(), conn, directory, mask, 0);
6491 if (dir_hnd == NULL) {
6492 status = map_nt_error_from_unix(errno);
6493 reply_nterror(req, status);
6494 END_PROFILE(SMBcopy);
6500 while ((dname = ReadDirName(dir_hnd, &offset))) {
6501 char *destname = NULL;
6504 if (ISDOT(dname) || ISDOTDOT(dname)) {
6508 if (!is_visible_file(conn, directory, dname, &sbuf1, False)) {
6512 if(!mask_match(dname, mask, conn->case_sensitive)) {
6516 error = ERRnoaccess;
6517 fname = talloc_asprintf(ctx,
6522 TALLOC_FREE(dir_hnd);
6523 reply_nterror(req, NT_STATUS_NO_MEMORY);
6524 END_PROFILE(SMBcopy);
6528 if (!resolve_wildcards(ctx,
6529 fname,newname,&destname)) {
6533 TALLOC_FREE(dir_hnd);
6534 reply_nterror(req, NT_STATUS_NO_MEMORY);
6535 END_PROFILE(SMBcopy);
6539 status = check_name(conn, fname);
6540 if (!NT_STATUS_IS_OK(status)) {
6541 TALLOC_FREE(dir_hnd);
6542 reply_nterror(req, status);
6543 END_PROFILE(SMBcopy);
6547 status = check_name(conn, destname);
6548 if (!NT_STATUS_IS_OK(status)) {
6549 TALLOC_FREE(dir_hnd);
6550 reply_nterror(req, status);
6551 END_PROFILE(SMBcopy);
6555 DEBUG(3,("reply_copy : doing copy on %s -> %s\n",fname, destname));
6557 status = copy_file(ctx,conn,fname,destname,ofun,
6558 count,target_is_directory);
6559 if (NT_STATUS_IS_OK(status)) {
6563 TALLOC_FREE(destname);
6565 TALLOC_FREE(dir_hnd);
6570 /* Error on close... */
6572 reply_unixerror(req, ERRHRD, ERRgeneral);
6573 END_PROFILE(SMBcopy);
6577 reply_doserror(req, ERRDOS, error);
6578 END_PROFILE(SMBcopy);
6582 reply_outbuf(req, 1, 0);
6583 SSVAL(req->outbuf,smb_vwv0,count);
6585 END_PROFILE(SMBcopy);
6590 #define DBGC_CLASS DBGC_LOCKING
6592 /****************************************************************************
6593 Get a lock pid, dealing with large count requests.
6594 ****************************************************************************/
6596 uint32 get_lock_pid(const uint8_t *data, int data_offset,
6597 bool large_file_format)
6599 if(!large_file_format)
6600 return (uint32)SVAL(data,SMB_LPID_OFFSET(data_offset));
6602 return (uint32)SVAL(data,SMB_LARGE_LPID_OFFSET(data_offset));
6605 /****************************************************************************
6606 Get a lock count, dealing with large count requests.
6607 ****************************************************************************/
6609 uint64_t get_lock_count(const uint8_t *data, int data_offset,
6610 bool large_file_format)
6614 if(!large_file_format) {
6615 count = (uint64_t)IVAL(data,SMB_LKLEN_OFFSET(data_offset));
6618 #if defined(HAVE_LONGLONG)
6619 count = (((uint64_t) IVAL(data,SMB_LARGE_LKLEN_OFFSET_HIGH(data_offset))) << 32) |
6620 ((uint64_t) IVAL(data,SMB_LARGE_LKLEN_OFFSET_LOW(data_offset)));
6621 #else /* HAVE_LONGLONG */
6624 * NT4.x seems to be broken in that it sends large file (64 bit)
6625 * lockingX calls even if the CAP_LARGE_FILES was *not*
6626 * negotiated. For boxes without large unsigned ints truncate the
6627 * lock count by dropping the top 32 bits.
6630 if(IVAL(data,SMB_LARGE_LKLEN_OFFSET_HIGH(data_offset)) != 0) {
6631 DEBUG(3,("get_lock_count: truncating lock count (high)0x%x (low)0x%x to just low count.\n",
6632 (unsigned int)IVAL(data,SMB_LARGE_LKLEN_OFFSET_HIGH(data_offset)),
6633 (unsigned int)IVAL(data,SMB_LARGE_LKLEN_OFFSET_LOW(data_offset)) ));
6634 SIVAL(data,SMB_LARGE_LKLEN_OFFSET_HIGH(data_offset),0);
6637 count = (uint64_t)IVAL(data,SMB_LARGE_LKLEN_OFFSET_LOW(data_offset));
6638 #endif /* HAVE_LONGLONG */
6644 #if !defined(HAVE_LONGLONG)
6645 /****************************************************************************
6646 Pathetically try and map a 64 bit lock offset into 31 bits. I hate Windows :-).
6647 ****************************************************************************/
6649 static uint32 map_lock_offset(uint32 high, uint32 low)
6653 uint32 highcopy = high;
6656 * Try and find out how many significant bits there are in high.
6659 for(i = 0; highcopy; i++)
6663 * We use 31 bits not 32 here as POSIX
6664 * lock offsets may not be negative.
6667 mask = (~0) << (31 - i);
6670 return 0; /* Fail. */
6676 #endif /* !defined(HAVE_LONGLONG) */
6678 /****************************************************************************
6679 Get a lock offset, dealing with large offset requests.
6680 ****************************************************************************/
6682 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
6683 bool large_file_format, bool *err)
6685 uint64_t offset = 0;
6689 if(!large_file_format) {
6690 offset = (uint64_t)IVAL(data,SMB_LKOFF_OFFSET(data_offset));
6693 #if defined(HAVE_LONGLONG)
6694 offset = (((uint64_t) IVAL(data,SMB_LARGE_LKOFF_OFFSET_HIGH(data_offset))) << 32) |
6695 ((uint64_t) IVAL(data,SMB_LARGE_LKOFF_OFFSET_LOW(data_offset)));
6696 #else /* HAVE_LONGLONG */
6699 * NT4.x seems to be broken in that it sends large file (64 bit)
6700 * lockingX calls even if the CAP_LARGE_FILES was *not*
6701 * negotiated. For boxes without large unsigned ints mangle the
6702 * lock offset by mapping the top 32 bits onto the lower 32.
6705 if(IVAL(data,SMB_LARGE_LKOFF_OFFSET_HIGH(data_offset)) != 0) {
6706 uint32 low = IVAL(data,SMB_LARGE_LKOFF_OFFSET_LOW(data_offset));
6707 uint32 high = IVAL(data,SMB_LARGE_LKOFF_OFFSET_HIGH(data_offset));
6710 if((new_low = map_lock_offset(high, low)) == 0) {
6712 return (uint64_t)-1;
6715 DEBUG(3,("get_lock_offset: truncating lock offset (high)0x%x (low)0x%x to offset 0x%x.\n",
6716 (unsigned int)high, (unsigned int)low, (unsigned int)new_low ));
6717 SIVAL(data,SMB_LARGE_LKOFF_OFFSET_HIGH(data_offset),0);
6718 SIVAL(data,SMB_LARGE_LKOFF_OFFSET_LOW(data_offset),new_low);
6721 offset = (uint64_t)IVAL(data,SMB_LARGE_LKOFF_OFFSET_LOW(data_offset));
6722 #endif /* HAVE_LONGLONG */
6728 /****************************************************************************
6729 Reply to a lockingX request.
6730 ****************************************************************************/
6732 void reply_lockingX(struct smb_request *req)
6734 connection_struct *conn = req->conn;
6736 unsigned char locktype;
6737 unsigned char oplocklevel;
6740 uint64_t count = 0, offset = 0;
6744 const uint8_t *data;
6745 bool large_file_format;
6747 NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
6749 START_PROFILE(SMBlockingX);
6752 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
6753 END_PROFILE(SMBlockingX);
6757 fsp = file_fsp(req, SVAL(req->vwv+2, 0));
6758 locktype = CVAL(req->vwv+3, 0);
6759 oplocklevel = CVAL(req->vwv+3, 1);
6760 num_ulocks = SVAL(req->vwv+6, 0);
6761 num_locks = SVAL(req->vwv+7, 0);
6762 lock_timeout = IVAL(req->vwv+4, 0);
6763 large_file_format = (locktype & LOCKING_ANDX_LARGE_FILES)?True:False;
6765 if (!check_fsp(conn, req, fsp)) {
6766 END_PROFILE(SMBlockingX);
6772 if (locktype & LOCKING_ANDX_CHANGE_LOCKTYPE) {
6773 /* we don't support these - and CANCEL_LOCK makes w2k
6774 and XP reboot so I don't really want to be
6775 compatible! (tridge) */
6776 reply_nterror(req, NT_STATUS_DOS(ERRDOS, ERRnoatomiclocks));
6777 END_PROFILE(SMBlockingX);
6781 /* Check if this is an oplock break on a file
6782 we have granted an oplock on.
6784 if ((locktype & LOCKING_ANDX_OPLOCK_RELEASE)) {
6785 /* Client can insist on breaking to none. */
6786 bool break_to_none = (oplocklevel == 0);
6789 DEBUG(5,("reply_lockingX: oplock break reply (%u) from client "
6790 "for fnum = %d\n", (unsigned int)oplocklevel,
6794 * Make sure we have granted an exclusive or batch oplock on
6798 if (fsp->oplock_type == 0) {
6800 /* The Samba4 nbench simulator doesn't understand
6801 the difference between break to level2 and break
6802 to none from level2 - it sends oplock break
6803 replies in both cases. Don't keep logging an error
6804 message here - just ignore it. JRA. */
6806 DEBUG(5,("reply_lockingX: Error : oplock break from "
6807 "client for fnum = %d (oplock=%d) and no "
6808 "oplock granted on this file (%s).\n",
6809 fsp->fnum, fsp->oplock_type, fsp->fsp_name));
6811 /* if this is a pure oplock break request then don't
6813 if (num_locks == 0 && num_ulocks == 0) {
6814 END_PROFILE(SMBlockingX);
6817 END_PROFILE(SMBlockingX);
6818 reply_doserror(req, ERRDOS, ERRlock);
6823 if ((fsp->sent_oplock_break == BREAK_TO_NONE_SENT) ||
6825 result = remove_oplock(fsp);
6827 result = downgrade_oplock(fsp);
6831 DEBUG(0, ("reply_lockingX: error in removing "
6832 "oplock on file %s\n", fsp->fsp_name));
6833 /* Hmmm. Is this panic justified? */
6834 smb_panic("internal tdb error");
6837 reply_to_oplock_break_requests(fsp);
6839 /* if this is a pure oplock break request then don't send a
6841 if (num_locks == 0 && num_ulocks == 0) {
6842 /* Sanity check - ensure a pure oplock break is not a
6844 if(CVAL(req->vwv+0, 0) != 0xff)
6845 DEBUG(0,("reply_lockingX: Error : pure oplock "
6846 "break is a chained %d request !\n",
6847 (unsigned int)CVAL(req->vwv+0, 0)));
6848 END_PROFILE(SMBlockingX);
6854 * We do this check *after* we have checked this is not a oplock break
6855 * response message. JRA.
6858 release_level_2_oplocks_on_change(fsp);
6861 (num_ulocks + num_locks) * (large_file_format ? 20 : 10)) {
6862 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
6863 END_PROFILE(SMBlockingX);
6867 /* Data now points at the beginning of the list
6868 of smb_unlkrng structs */
6869 for(i = 0; i < (int)num_ulocks; i++) {
6870 lock_pid = get_lock_pid( data, i, large_file_format);
6871 count = get_lock_count( data, i, large_file_format);
6872 offset = get_lock_offset( data, i, large_file_format, &err);
6875 * There is no error code marked "stupid client bug".... :-).
6878 END_PROFILE(SMBlockingX);
6879 reply_doserror(req, ERRDOS, ERRnoaccess);
6883 DEBUG(10,("reply_lockingX: unlock start=%.0f, len=%.0f for "
6884 "pid %u, file %s\n", (double)offset, (double)count,
6885 (unsigned int)lock_pid, fsp->fsp_name ));
6887 status = do_unlock(smbd_messaging_context(),
6894 if (NT_STATUS_V(status)) {
6895 END_PROFILE(SMBlockingX);
6896 reply_nterror(req, status);
6901 /* Setup the timeout in seconds. */
6903 if (!lp_blocking_locks(SNUM(conn))) {
6907 /* Now do any requested locks */
6908 data += ((large_file_format ? 20 : 10)*num_ulocks);
6910 /* Data now points at the beginning of the list
6911 of smb_lkrng structs */
6913 for(i = 0; i < (int)num_locks; i++) {
6914 enum brl_type lock_type = ((locktype & LOCKING_ANDX_SHARED_LOCK) ?
6915 READ_LOCK:WRITE_LOCK);
6916 lock_pid = get_lock_pid( data, i, large_file_format);
6917 count = get_lock_count( data, i, large_file_format);
6918 offset = get_lock_offset( data, i, large_file_format, &err);
6921 * There is no error code marked "stupid client bug".... :-).
6924 END_PROFILE(SMBlockingX);
6925 reply_doserror(req, ERRDOS, ERRnoaccess);
6929 DEBUG(10,("reply_lockingX: lock start=%.0f, len=%.0f for pid "
6930 "%u, file %s timeout = %d\n", (double)offset,
6931 (double)count, (unsigned int)lock_pid,
6932 fsp->fsp_name, (int)lock_timeout ));
6934 if (locktype & LOCKING_ANDX_CANCEL_LOCK) {
6935 if (lp_blocking_locks(SNUM(conn))) {
6937 /* Schedule a message to ourselves to
6938 remove the blocking lock record and
6939 return the right error. */
6941 if (!blocking_lock_cancel(fsp,
6947 NT_STATUS_FILE_LOCK_CONFLICT)) {
6948 END_PROFILE(SMBlockingX);
6953 ERRcancelviolation));
6957 /* Remove a matching pending lock. */
6958 status = do_lock_cancel(fsp,
6964 bool blocking_lock = lock_timeout ? True : False;
6965 bool defer_lock = False;
6966 struct byte_range_lock *br_lck;
6967 uint32 block_smbpid;
6969 br_lck = do_lock(smbd_messaging_context(),
6980 if (br_lck && blocking_lock && ERROR_WAS_LOCK_DENIED(status)) {
6981 /* Windows internal resolution for blocking locks seems
6982 to be about 200ms... Don't wait for less than that. JRA. */
6983 if (lock_timeout != -1 && lock_timeout < lp_lock_spin_time()) {
6984 lock_timeout = lp_lock_spin_time();
6989 /* This heuristic seems to match W2K3 very well. If a
6990 lock sent with timeout of zero would fail with NT_STATUS_FILE_LOCK_CONFLICT
6991 it pretends we asked for a timeout of between 150 - 300 milliseconds as
6992 far as I can tell. Replacement for do_lock_spin(). JRA. */
6994 if (br_lck && lp_blocking_locks(SNUM(conn)) && !blocking_lock &&
6995 NT_STATUS_EQUAL((status), NT_STATUS_FILE_LOCK_CONFLICT)) {
6997 lock_timeout = lp_lock_spin_time();
7000 if (br_lck && defer_lock) {
7002 * A blocking lock was requested. Package up
7003 * this smb into a queued request and push it
7004 * onto the blocking lock queue.
7006 if(push_blocking_lock_request(br_lck,
7017 TALLOC_FREE(br_lck);
7018 END_PROFILE(SMBlockingX);
7023 TALLOC_FREE(br_lck);
7026 if (NT_STATUS_V(status)) {
7027 END_PROFILE(SMBlockingX);
7028 reply_nterror(req, status);
7033 /* If any of the above locks failed, then we must unlock
7034 all of the previous locks (X/Open spec). */
7036 if (!(locktype & LOCKING_ANDX_CANCEL_LOCK) &&
7040 * Ensure we don't do a remove on the lock that just failed,
7041 * as under POSIX rules, if we have a lock already there, we
7042 * will delete it (and we shouldn't) .....
7044 for(i--; i >= 0; i--) {
7045 lock_pid = get_lock_pid( data, i, large_file_format);
7046 count = get_lock_count( data, i, large_file_format);
7047 offset = get_lock_offset( data, i, large_file_format,
7051 * There is no error code marked "stupid client
7055 END_PROFILE(SMBlockingX);
7056 reply_doserror(req, ERRDOS, ERRnoaccess);
7060 do_unlock(smbd_messaging_context(),
7067 END_PROFILE(SMBlockingX);
7068 reply_nterror(req, status);
7072 reply_outbuf(req, 2, 0);
7074 DEBUG(3, ("lockingX fnum=%d type=%d num_locks=%d num_ulocks=%d\n",
7075 fsp->fnum, (unsigned int)locktype, num_locks, num_ulocks));
7077 END_PROFILE(SMBlockingX);
7082 #define DBGC_CLASS DBGC_ALL
7084 /****************************************************************************
7085 Reply to a SMBreadbmpx (read block multiplex) request.
7086 Always reply with an error, if someone has a platform really needs this,
7087 please contact vl@samba.org
7088 ****************************************************************************/
7090 void reply_readbmpx(struct smb_request *req)
7092 START_PROFILE(SMBreadBmpx);
7093 reply_doserror(req, ERRSRV, ERRuseSTD);
7094 END_PROFILE(SMBreadBmpx);
7098 /****************************************************************************
7099 Reply to a SMBreadbs (read block multiplex secondary) request.
7100 Always reply with an error, if someone has a platform really needs this,
7101 please contact vl@samba.org
7102 ****************************************************************************/
7104 void reply_readbs(struct smb_request *req)
7106 START_PROFILE(SMBreadBs);
7107 reply_doserror(req, ERRSRV, ERRuseSTD);
7108 END_PROFILE(SMBreadBs);
7112 /****************************************************************************
7113 Reply to a SMBsetattrE.
7114 ****************************************************************************/
7116 void reply_setattrE(struct smb_request *req)
7118 connection_struct *conn = req->conn;
7119 struct smb_file_time ft;
7121 SMB_STRUCT_STAT sbuf;
7124 START_PROFILE(SMBsetattrE);
7128 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
7129 END_PROFILE(SMBsetattrE);
7133 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
7135 if(!fsp || (fsp->conn != conn)) {
7136 reply_doserror(req, ERRDOS, ERRbadfid);
7137 END_PROFILE(SMBsetattrE);
7143 * Convert the DOS times into unix times.
7146 ft.atime = convert_time_t_to_timespec(
7147 srv_make_unix_date2(req->vwv+3));
7148 ft.mtime = convert_time_t_to_timespec(
7149 srv_make_unix_date2(req->vwv+5));
7150 ft.create_time = convert_time_t_to_timespec(
7151 srv_make_unix_date2(req->vwv+1));
7153 reply_outbuf(req, 0, 0);
7156 * Patch from Ray Frush <frush@engr.colostate.edu>
7157 * Sometimes times are sent as zero - ignore them.
7160 /* Ensure we have a valid stat struct for the source. */
7161 if (fsp->fh->fd != -1) {
7162 if (SMB_VFS_FSTAT(fsp, &sbuf) == -1) {
7163 status = map_nt_error_from_unix(errno);
7164 reply_nterror(req, status);
7165 END_PROFILE(SMBsetattrE);
7169 if (SMB_VFS_STAT(conn, fsp->fsp_name, &sbuf) == -1) {
7170 status = map_nt_error_from_unix(errno);
7171 reply_nterror(req, status);
7172 END_PROFILE(SMBsetattrE);
7177 status = smb_set_file_time(conn, fsp, fsp->fsp_name,
7179 if (!NT_STATUS_IS_OK(status)) {
7180 reply_doserror(req, ERRDOS, ERRnoaccess);
7181 END_PROFILE(SMBsetattrE);
7185 DEBUG( 3, ( "reply_setattrE fnum=%d actime=%u modtime=%u "
7188 (unsigned int)ft.atime.tv_sec,
7189 (unsigned int)ft.mtime.tv_sec,
7190 (unsigned int)ft.create_time.tv_sec
7193 END_PROFILE(SMBsetattrE);
7198 /* Back from the dead for OS/2..... JRA. */
7200 /****************************************************************************
7201 Reply to a SMBwritebmpx (write block multiplex primary) request.
7202 Always reply with an error, if someone has a platform really needs this,
7203 please contact vl@samba.org
7204 ****************************************************************************/
7206 void reply_writebmpx(struct smb_request *req)
7208 START_PROFILE(SMBwriteBmpx);
7209 reply_doserror(req, ERRSRV, ERRuseSTD);
7210 END_PROFILE(SMBwriteBmpx);
7214 /****************************************************************************
7215 Reply to a SMBwritebs (write block multiplex secondary) request.
7216 Always reply with an error, if someone has a platform really needs this,
7217 please contact vl@samba.org
7218 ****************************************************************************/
7220 void reply_writebs(struct smb_request *req)
7222 START_PROFILE(SMBwriteBs);
7223 reply_doserror(req, ERRSRV, ERRuseSTD);
7224 END_PROFILE(SMBwriteBs);
7228 /****************************************************************************
7229 Reply to a SMBgetattrE.
7230 ****************************************************************************/
7232 void reply_getattrE(struct smb_request *req)
7234 connection_struct *conn = req->conn;
7235 SMB_STRUCT_STAT sbuf;
7238 struct timespec create_ts;
7240 START_PROFILE(SMBgetattrE);
7243 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
7244 END_PROFILE(SMBgetattrE);
7248 fsp = file_fsp(req, SVAL(req->vwv+0, 0));
7250 if(!fsp || (fsp->conn != conn)) {
7251 reply_doserror(req, ERRDOS, ERRbadfid);
7252 END_PROFILE(SMBgetattrE);
7256 /* Do an fstat on this file */
7257 if(fsp_stat(fsp, &sbuf)) {
7258 reply_unixerror(req, ERRDOS, ERRnoaccess);
7259 END_PROFILE(SMBgetattrE);
7263 mode = dos_mode(conn,fsp->fsp_name,&sbuf);
7266 * Convert the times into dos times. Set create
7267 * date to be last modify date as UNIX doesn't save
7271 reply_outbuf(req, 11, 0);
7273 create_ts = get_create_timespec(&sbuf,
7274 lp_fake_dir_create_times(SNUM(conn)));
7275 srv_put_dos_date2((char *)req->outbuf, smb_vwv0, create_ts.tv_sec);
7276 srv_put_dos_date2((char *)req->outbuf, smb_vwv2, sbuf.st_atime);
7277 /* Should we check pending modtime here ? JRA */
7278 srv_put_dos_date2((char *)req->outbuf, smb_vwv4, sbuf.st_mtime);
7281 SIVAL(req->outbuf, smb_vwv6, 0);
7282 SIVAL(req->outbuf, smb_vwv8, 0);
7284 uint32 allocation_size = SMB_VFS_GET_ALLOC_SIZE(conn,fsp, &sbuf);
7285 SIVAL(req->outbuf, smb_vwv6, (uint32)sbuf.st_size);
7286 SIVAL(req->outbuf, smb_vwv8, allocation_size);
7288 SSVAL(req->outbuf,smb_vwv10, mode);
7290 DEBUG( 3, ( "reply_getattrE fnum=%d\n", fsp->fnum));
7292 END_PROFILE(SMBgetattrE);