2 Unix SMB/CIFS implementation.
3 SMB transaction2 handling
4 Copyright (C) Jeremy Allison 1994-2007
5 Copyright (C) Stefan (metze) Metzmacher 2003
6 Copyright (C) Volker Lendecke 2005-2007
7 Copyright (C) Steve French 2005
8 Copyright (C) James Peach 2006-2007
10 Extensively modified by Andrew Tridgell, 1995
12 This program is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; either version 3 of the License, or
15 (at your option) any later version.
17 This program is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 GNU General Public License for more details.
22 You should have received a copy of the GNU General Public License
23 along with this program. If not, see <http://www.gnu.org/licenses/>.
28 #include "smbd/globals.h"
29 #include "../libcli/auth/libcli_auth.h"
31 extern enum protocol_types Protocol;
33 #define DIR_ENTRY_SAFETY_MARGIN 4096
35 static char *store_file_unix_basic(connection_struct *conn,
38 const SMB_STRUCT_STAT *psbuf);
40 static char *store_file_unix_basic_info2(connection_struct *conn,
43 const SMB_STRUCT_STAT *psbuf);
45 /********************************************************************
46 Roundup a value to the nearest allocation roundup size boundary.
47 Only do this for Windows clients.
48 ********************************************************************/
50 uint64_t smb_roundup(connection_struct *conn, uint64_t val)
52 uint64_t rval = lp_allocation_roundup_size(SNUM(conn));
54 /* Only roundup for Windows clients. */
55 enum remote_arch_types ra_type = get_remote_arch();
56 if (rval && (ra_type != RA_SAMBA) && (ra_type != RA_CIFSFS)) {
57 val = SMB_ROUNDUP(val,rval);
62 /****************************************************************************
63 Utility functions for dealing with extended attributes.
64 ****************************************************************************/
66 /****************************************************************************
67 Refuse to allow clients to overwrite our private xattrs.
68 ****************************************************************************/
70 static bool samba_private_attr_name(const char *unix_ea_name)
72 static const char * const prohibited_ea_names[] = {
73 SAMBA_POSIX_INHERITANCE_EA_NAME,
74 SAMBA_XATTR_DOS_ATTRIB,
80 for (i = 0; prohibited_ea_names[i]; i++) {
81 if (strequal( prohibited_ea_names[i], unix_ea_name))
84 if (StrnCaseCmp(unix_ea_name, SAMBA_XATTR_DOSSTREAM_PREFIX,
85 strlen(SAMBA_XATTR_DOSSTREAM_PREFIX)) == 0) {
91 /****************************************************************************
92 Get one EA value. Fill in a struct ea_struct.
93 ****************************************************************************/
95 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
96 files_struct *fsp, const char *fname,
97 const char *ea_name, struct ea_struct *pea)
99 /* Get the value of this xattr. Max size is 64k. */
100 size_t attr_size = 256;
106 val = TALLOC_REALLOC_ARRAY(mem_ctx, val, char, attr_size);
108 return NT_STATUS_NO_MEMORY;
111 if (fsp && fsp->fh->fd != -1) {
112 sizeret = SMB_VFS_FGETXATTR(fsp, ea_name, val, attr_size);
114 sizeret = SMB_VFS_GETXATTR(conn, fname, ea_name, val, attr_size);
117 if (sizeret == -1 && errno == ERANGE && attr_size != 65536) {
123 return map_nt_error_from_unix(errno);
126 DEBUG(10,("get_ea_value: EA %s is of length %u\n", ea_name, (unsigned int)sizeret));
127 dump_data(10, (uint8 *)val, sizeret);
130 if (strnequal(ea_name, "user.", 5)) {
131 pea->name = talloc_strdup(mem_ctx, &ea_name[5]);
133 pea->name = talloc_strdup(mem_ctx, ea_name);
135 if (pea->name == NULL) {
137 return NT_STATUS_NO_MEMORY;
139 pea->value.data = (unsigned char *)val;
140 pea->value.length = (size_t)sizeret;
144 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
145 files_struct *fsp, const char *fname,
146 char ***pnames, size_t *pnum_names)
148 /* Get a list of all xattrs. Max namesize is 64k. */
149 size_t ea_namelist_size = 1024;
150 char *ea_namelist = NULL;
155 ssize_t sizeret = -1;
157 if (!lp_ea_support(SNUM(conn))) {
164 * TALLOC the result early to get the talloc hierarchy right.
167 names = TALLOC_ARRAY(mem_ctx, char *, 1);
169 DEBUG(0, ("talloc failed\n"));
170 return NT_STATUS_NO_MEMORY;
173 while (ea_namelist_size <= 65536) {
175 ea_namelist = TALLOC_REALLOC_ARRAY(
176 names, ea_namelist, char, ea_namelist_size);
177 if (ea_namelist == NULL) {
178 DEBUG(0, ("talloc failed\n"));
180 return NT_STATUS_NO_MEMORY;
183 if (fsp && fsp->fh->fd != -1) {
184 sizeret = SMB_VFS_FLISTXATTR(fsp, ea_namelist,
187 sizeret = SMB_VFS_LISTXATTR(conn, fname, ea_namelist,
191 if ((sizeret == -1) && (errno == ERANGE)) {
192 ea_namelist_size *= 2;
201 return map_nt_error_from_unix(errno);
204 DEBUG(10, ("get_ea_list_from_file: ea_namelist size = %u\n",
205 (unsigned int)sizeret));
215 * Ensure the result is 0-terminated
218 if (ea_namelist[sizeret-1] != '\0') {
220 return NT_STATUS_INTERNAL_ERROR;
228 for (p = ea_namelist; p - ea_namelist < sizeret; p += strlen(p)+1) {
232 tmp = TALLOC_REALLOC_ARRAY(mem_ctx, names, char *, num_names);
234 DEBUG(0, ("talloc failed\n"));
236 return NT_STATUS_NO_MEMORY;
242 for (p = ea_namelist; p - ea_namelist < sizeret; p += strlen(p)+1) {
243 names[num_names++] = p;
247 *pnum_names = num_names;
251 /****************************************************************************
252 Return a linked list of the total EA's. Plus the total size
253 ****************************************************************************/
255 static struct ea_list *get_ea_list_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn, files_struct *fsp,
256 const char *fname, size_t *pea_total_len)
258 /* Get a list of all xattrs. Max namesize is 64k. */
261 struct ea_list *ea_list_head = NULL;
266 if (!lp_ea_support(SNUM(conn))) {
270 status = get_ea_names_from_file(talloc_tos(), conn, fsp, fname,
273 if (!NT_STATUS_IS_OK(status) || (num_names == 0)) {
277 for (i=0; i<num_names; i++) {
278 struct ea_list *listp;
281 if (strnequal(names[i], "system.", 7)
282 || samba_private_attr_name(names[i]))
285 listp = TALLOC_P(mem_ctx, struct ea_list);
290 if (!NT_STATUS_IS_OK(get_ea_value(mem_ctx, conn, fsp,
296 push_ascii_fstring(dos_ea_name, listp->ea.name);
299 4 + strlen(dos_ea_name) + 1 + listp->ea.value.length;
301 DEBUG(10,("get_ea_list_from_file: total_len = %u, %s, val len "
302 "= %u\n", (unsigned int)*pea_total_len, dos_ea_name,
303 (unsigned int)listp->ea.value.length));
305 DLIST_ADD_END(ea_list_head, listp, struct ea_list *);
309 /* Add on 4 for total length. */
310 if (*pea_total_len) {
314 DEBUG(10, ("get_ea_list_from_file: total_len = %u\n",
315 (unsigned int)*pea_total_len));
320 /****************************************************************************
321 Fill a qfilepathinfo buffer with EA's. Returns the length of the buffer
323 ****************************************************************************/
325 static unsigned int fill_ea_buffer(TALLOC_CTX *mem_ctx, char *pdata, unsigned int total_data_size,
326 connection_struct *conn, struct ea_list *ea_list)
328 unsigned int ret_data_size = 4;
331 SMB_ASSERT(total_data_size >= 4);
333 if (!lp_ea_support(SNUM(conn))) {
338 for (p = pdata + 4; ea_list; ea_list = ea_list->next) {
341 push_ascii_fstring(dos_ea_name, ea_list->ea.name);
342 dos_namelen = strlen(dos_ea_name);
343 if (dos_namelen > 255 || dos_namelen == 0) {
346 if (ea_list->ea.value.length > 65535) {
349 if (4 + dos_namelen + 1 + ea_list->ea.value.length > total_data_size) {
353 /* We know we have room. */
354 SCVAL(p,0,ea_list->ea.flags);
355 SCVAL(p,1,dos_namelen);
356 SSVAL(p,2,ea_list->ea.value.length);
357 fstrcpy(p+4, dos_ea_name);
358 memcpy( p + 4 + dos_namelen + 1, ea_list->ea.value.data, ea_list->ea.value.length);
360 total_data_size -= 4 + dos_namelen + 1 + ea_list->ea.value.length;
361 p += 4 + dos_namelen + 1 + ea_list->ea.value.length;
364 ret_data_size = PTR_DIFF(p, pdata);
365 DEBUG(10,("fill_ea_buffer: data_size = %u\n", ret_data_size ));
366 SIVAL(pdata,0,ret_data_size);
367 return ret_data_size;
370 static unsigned int estimate_ea_size(connection_struct *conn, files_struct *fsp, const char *fname)
372 size_t total_ea_len = 0;
373 TALLOC_CTX *mem_ctx = NULL;
375 if (!lp_ea_support(SNUM(conn))) {
378 mem_ctx = talloc_tos();
379 (void)get_ea_list_from_file(mem_ctx, conn, fsp, fname, &total_ea_len);
383 /****************************************************************************
384 Ensure the EA name is case insensitive by matching any existing EA name.
385 ****************************************************************************/
387 static void canonicalize_ea_name(connection_struct *conn, files_struct *fsp, const char *fname, fstring unix_ea_name)
390 TALLOC_CTX *mem_ctx = talloc_tos();
391 struct ea_list *ea_list = get_ea_list_from_file(mem_ctx, conn, fsp, fname, &total_ea_len);
393 for (; ea_list; ea_list = ea_list->next) {
394 if (strequal(&unix_ea_name[5], ea_list->ea.name)) {
395 DEBUG(10,("canonicalize_ea_name: %s -> %s\n",
396 &unix_ea_name[5], ea_list->ea.name));
397 safe_strcpy(&unix_ea_name[5], ea_list->ea.name, sizeof(fstring)-6);
403 /****************************************************************************
404 Set or delete an extended attribute.
405 ****************************************************************************/
407 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
408 const struct smb_filename *smb_fname, struct ea_list *ea_list)
413 if (!lp_ea_support(SNUM(conn))) {
414 return NT_STATUS_EAS_NOT_SUPPORTED;
417 status = get_full_smb_filename(talloc_tos(), smb_fname,
419 if (!NT_STATUS_IS_OK(status)) {
423 for (;ea_list; ea_list = ea_list->next) {
425 fstring unix_ea_name;
427 fstrcpy(unix_ea_name, "user."); /* All EA's must start with user. */
428 fstrcat(unix_ea_name, ea_list->ea.name);
430 canonicalize_ea_name(conn, fsp, fname, unix_ea_name);
432 DEBUG(10,("set_ea: ea_name %s ealen = %u\n", unix_ea_name, (unsigned int)ea_list->ea.value.length));
434 if (samba_private_attr_name(unix_ea_name)) {
435 DEBUG(10,("set_ea: ea name %s is a private Samba name.\n", unix_ea_name));
436 return NT_STATUS_ACCESS_DENIED;
439 if (ea_list->ea.value.length == 0) {
440 /* Remove the attribute. */
441 if (fsp && (fsp->fh->fd != -1)) {
442 DEBUG(10,("set_ea: deleting ea name %s on file %s by file descriptor.\n",
443 unix_ea_name, fsp->fsp_name));
444 ret = SMB_VFS_FREMOVEXATTR(fsp, unix_ea_name);
446 DEBUG(10,("set_ea: deleting ea name %s on file %s.\n",
447 unix_ea_name, fname));
448 ret = SMB_VFS_REMOVEXATTR(conn, fname, unix_ea_name);
451 /* Removing a non existent attribute always succeeds. */
452 if (ret == -1 && errno == ENOATTR) {
453 DEBUG(10,("set_ea: deleting ea name %s didn't exist - succeeding by default.\n",
459 if (fsp && (fsp->fh->fd != -1)) {
460 DEBUG(10,("set_ea: setting ea name %s on file %s by file descriptor.\n",
461 unix_ea_name, fsp->fsp_name));
462 ret = SMB_VFS_FSETXATTR(fsp, unix_ea_name,
463 ea_list->ea.value.data, ea_list->ea.value.length, 0);
465 DEBUG(10,("set_ea: setting ea name %s on file %s.\n",
466 unix_ea_name, fname));
467 ret = SMB_VFS_SETXATTR(conn, fname, unix_ea_name,
468 ea_list->ea.value.data, ea_list->ea.value.length, 0);
474 if (errno == ENOTSUP) {
475 return NT_STATUS_EAS_NOT_SUPPORTED;
478 return map_nt_error_from_unix(errno);
484 /****************************************************************************
485 Read a list of EA names from an incoming data buffer. Create an ea_list with them.
486 ****************************************************************************/
488 static struct ea_list *read_ea_name_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size)
490 struct ea_list *ea_list_head = NULL;
491 size_t converted_size, offset = 0;
493 while (offset + 2 < data_size) {
494 struct ea_list *eal = TALLOC_ZERO_P(ctx, struct ea_list);
495 unsigned int namelen = CVAL(pdata,offset);
497 offset++; /* Go past the namelen byte. */
499 /* integer wrap paranioa. */
500 if ((offset + namelen < offset) || (offset + namelen < namelen) ||
501 (offset > data_size) || (namelen > data_size) ||
502 (offset + namelen >= data_size)) {
505 /* Ensure the name is null terminated. */
506 if (pdata[offset + namelen] != '\0') {
509 if (!pull_ascii_talloc(ctx, &eal->ea.name, &pdata[offset],
511 DEBUG(0,("read_ea_name_list: pull_ascii_talloc "
512 "failed: %s", strerror(errno)));
518 offset += (namelen + 1); /* Go past the name + terminating zero. */
519 DLIST_ADD_END(ea_list_head, eal, struct ea_list *);
520 DEBUG(10,("read_ea_name_list: read ea name %s\n", eal->ea.name));
526 /****************************************************************************
527 Read one EA list entry from the buffer.
528 ****************************************************************************/
530 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used)
532 struct ea_list *eal = TALLOC_ZERO_P(ctx, struct ea_list);
534 unsigned int namelen;
535 size_t converted_size;
545 eal->ea.flags = CVAL(pdata,0);
546 namelen = CVAL(pdata,1);
547 val_len = SVAL(pdata,2);
549 if (4 + namelen + 1 + val_len > data_size) {
553 /* Ensure the name is null terminated. */
554 if (pdata[namelen + 4] != '\0') {
557 if (!pull_ascii_talloc(ctx, &eal->ea.name, pdata + 4, &converted_size)) {
558 DEBUG(0,("read_ea_list_entry: pull_ascii_talloc failed: %s",
565 eal->ea.value = data_blob_talloc(eal, NULL, (size_t)val_len + 1);
566 if (!eal->ea.value.data) {
570 memcpy(eal->ea.value.data, pdata + 4 + namelen + 1, val_len);
572 /* Ensure we're null terminated just in case we print the value. */
573 eal->ea.value.data[val_len] = '\0';
574 /* But don't count the null. */
575 eal->ea.value.length--;
578 *pbytes_used = 4 + namelen + 1 + val_len;
581 DEBUG(10,("read_ea_list_entry: read ea name %s\n", eal->ea.name));
582 dump_data(10, eal->ea.value.data, eal->ea.value.length);
587 /****************************************************************************
588 Read a list of EA names and data from an incoming data buffer. Create an ea_list with them.
589 ****************************************************************************/
591 static struct ea_list *read_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size)
593 struct ea_list *ea_list_head = NULL;
595 size_t bytes_used = 0;
597 while (offset < data_size) {
598 struct ea_list *eal = read_ea_list_entry(ctx, pdata + offset, data_size - offset, &bytes_used);
604 DLIST_ADD_END(ea_list_head, eal, struct ea_list *);
605 offset += bytes_used;
611 /****************************************************************************
612 Count the total EA size needed.
613 ****************************************************************************/
615 static size_t ea_list_size(struct ea_list *ealist)
618 struct ea_list *listp;
621 for (listp = ealist; listp; listp = listp->next) {
622 push_ascii_fstring(dos_ea_name, listp->ea.name);
623 ret += 4 + strlen(dos_ea_name) + 1 + listp->ea.value.length;
625 /* Add on 4 for total length. */
633 /****************************************************************************
634 Return a union of EA's from a file list and a list of names.
635 The TALLOC context for the two lists *MUST* be identical as we steal
636 memory from one list to add to another. JRA.
637 ****************************************************************************/
639 static struct ea_list *ea_list_union(struct ea_list *name_list, struct ea_list *file_list, size_t *total_ea_len)
641 struct ea_list *nlistp, *flistp;
643 for (nlistp = name_list; nlistp; nlistp = nlistp->next) {
644 for (flistp = file_list; flistp; flistp = flistp->next) {
645 if (strequal(nlistp->ea.name, flistp->ea.name)) {
651 /* Copy the data from this entry. */
652 nlistp->ea.flags = flistp->ea.flags;
653 nlistp->ea.value = flistp->ea.value;
656 nlistp->ea.flags = 0;
657 ZERO_STRUCT(nlistp->ea.value);
661 *total_ea_len = ea_list_size(name_list);
665 /****************************************************************************
666 Send the required number of replies back.
667 We assume all fields other than the data fields are
668 set correctly for the type of call.
669 HACK ! Always assumes smb_setup field is zero.
670 ****************************************************************************/
672 void send_trans2_replies(connection_struct *conn,
673 struct smb_request *req,
680 /* As we are using a protocol > LANMAN1 then the max_send
681 variable must have been set in the sessetupX call.
682 This takes precedence over the max_xmit field in the
683 global struct. These different max_xmit variables should
684 be merged as this is now too confusing */
686 int data_to_send = datasize;
687 int params_to_send = paramsize;
689 const char *pp = params;
690 const char *pd = pdata;
691 int params_sent_thistime, data_sent_thistime, total_sent_thistime;
692 int alignment_offset = 1; /* JRA. This used to be 3. Set to 1 to make netmon parse ok. */
693 int data_alignment_offset = 0;
694 bool overflow = False;
695 struct smbd_server_connection *sconn = smbd_server_conn;
696 int max_send = sconn->smb1.sessions.max_send;
698 /* Modify the data_to_send and datasize and set the error if
699 we're trying to send more than max_data_bytes. We still send
700 the part of the packet(s) that fit. Strange, but needed
703 if (max_data_bytes > 0 && datasize > max_data_bytes) {
704 DEBUG(5,("send_trans2_replies: max_data_bytes %d exceeded by data %d\n",
705 max_data_bytes, datasize ));
706 datasize = data_to_send = max_data_bytes;
710 /* If there genuinely are no parameters or data to send just send the empty packet */
712 if(params_to_send == 0 && data_to_send == 0) {
713 reply_outbuf(req, 10, 0);
714 show_msg((char *)req->outbuf);
715 if (!srv_send_smb(smbd_server_fd(),
718 IS_CONN_ENCRYPTED(conn),
720 exit_server_cleanly("send_trans2_replies: srv_send_smb failed.");
722 TALLOC_FREE(req->outbuf);
726 /* When sending params and data ensure that both are nicely aligned */
727 /* Only do this alignment when there is also data to send - else
728 can cause NT redirector problems. */
730 if (((params_to_send % 4) != 0) && (data_to_send != 0))
731 data_alignment_offset = 4 - (params_to_send % 4);
733 /* Space is bufsize minus Netbios over TCP header minus SMB header */
734 /* The alignment_offset is to align the param bytes on an even byte
735 boundary. NT 4.0 Beta needs this to work correctly. */
737 useable_space = max_send - (smb_size
740 + data_alignment_offset);
742 if (useable_space < 0) {
743 DEBUG(0, ("send_trans2_replies failed sanity useable_space "
744 "= %d!!!", useable_space));
745 exit_server_cleanly("send_trans2_replies: Not enough space");
748 while (params_to_send || data_to_send) {
749 /* Calculate whether we will totally or partially fill this packet */
751 total_sent_thistime = params_to_send + data_to_send;
753 /* We can never send more than useable_space */
755 * Note that 'useable_space' does not include the alignment offsets,
756 * but we must include the alignment offsets in the calculation of
757 * the length of the data we send over the wire, as the alignment offsets
758 * are sent here. Fix from Marc_Jacobsen@hp.com.
761 total_sent_thistime = MIN(total_sent_thistime, useable_space);
763 reply_outbuf(req, 10, total_sent_thistime + alignment_offset
764 + data_alignment_offset);
767 * We might have SMBtrans2s in req which was transferred to
768 * the outbuf, fix that.
770 SCVAL(req->outbuf, smb_com, SMBtrans2);
772 /* Set total params and data to be sent */
773 SSVAL(req->outbuf,smb_tprcnt,paramsize);
774 SSVAL(req->outbuf,smb_tdrcnt,datasize);
776 /* Calculate how many parameters and data we can fit into
777 * this packet. Parameters get precedence
780 params_sent_thistime = MIN(params_to_send,useable_space);
781 data_sent_thistime = useable_space - params_sent_thistime;
782 data_sent_thistime = MIN(data_sent_thistime,data_to_send);
784 SSVAL(req->outbuf,smb_prcnt, params_sent_thistime);
786 /* smb_proff is the offset from the start of the SMB header to the
787 parameter bytes, however the first 4 bytes of outbuf are
788 the Netbios over TCP header. Thus use smb_base() to subtract
789 them from the calculation */
791 SSVAL(req->outbuf,smb_proff,
792 ((smb_buf(req->outbuf)+alignment_offset)
793 - smb_base(req->outbuf)));
795 if(params_sent_thistime == 0)
796 SSVAL(req->outbuf,smb_prdisp,0);
798 /* Absolute displacement of param bytes sent in this packet */
799 SSVAL(req->outbuf,smb_prdisp,pp - params);
801 SSVAL(req->outbuf,smb_drcnt, data_sent_thistime);
802 if(data_sent_thistime == 0) {
803 SSVAL(req->outbuf,smb_droff,0);
804 SSVAL(req->outbuf,smb_drdisp, 0);
806 /* The offset of the data bytes is the offset of the
807 parameter bytes plus the number of parameters being sent this time */
808 SSVAL(req->outbuf, smb_droff,
809 ((smb_buf(req->outbuf)+alignment_offset)
810 - smb_base(req->outbuf))
811 + params_sent_thistime + data_alignment_offset);
812 SSVAL(req->outbuf,smb_drdisp, pd - pdata);
815 /* Initialize the padding for alignment */
817 if (alignment_offset != 0) {
818 memset(smb_buf(req->outbuf), 0, alignment_offset);
821 /* Copy the param bytes into the packet */
823 if(params_sent_thistime) {
824 memcpy((smb_buf(req->outbuf)+alignment_offset), pp,
825 params_sent_thistime);
828 /* Copy in the data bytes */
829 if(data_sent_thistime) {
830 if (data_alignment_offset != 0) {
831 memset((smb_buf(req->outbuf)+alignment_offset+
832 params_sent_thistime), 0,
833 data_alignment_offset);
835 memcpy(smb_buf(req->outbuf)+alignment_offset
836 +params_sent_thistime+data_alignment_offset,
837 pd,data_sent_thistime);
840 DEBUG(9,("t2_rep: params_sent_thistime = %d, data_sent_thistime = %d, useable_space = %d\n",
841 params_sent_thistime, data_sent_thistime, useable_space));
842 DEBUG(9,("t2_rep: params_to_send = %d, data_to_send = %d, paramsize = %d, datasize = %d\n",
843 params_to_send, data_to_send, paramsize, datasize));
846 error_packet_set((char *)req->outbuf,
847 ERRDOS,ERRbufferoverflow,
848 STATUS_BUFFER_OVERFLOW,
852 /* Send the packet */
853 show_msg((char *)req->outbuf);
854 if (!srv_send_smb(smbd_server_fd(),
857 IS_CONN_ENCRYPTED(conn),
859 exit_server_cleanly("send_trans2_replies: srv_send_smb failed.");
861 TALLOC_FREE(req->outbuf);
863 pp += params_sent_thistime;
864 pd += data_sent_thistime;
866 params_to_send -= params_sent_thistime;
867 data_to_send -= data_sent_thistime;
870 if(params_to_send < 0 || data_to_send < 0) {
871 DEBUG(0,("send_trans2_replies failed sanity check pts = %d, dts = %d\n!!!",
872 params_to_send, data_to_send));
880 /****************************************************************************
881 Reply to a TRANSACT2_OPEN.
882 ****************************************************************************/
884 static void call_trans2open(connection_struct *conn,
885 struct smb_request *req,
886 char **pparams, int total_params,
887 char **ppdata, int total_data,
888 unsigned int max_data_bytes)
890 struct smb_filename *smb_fname = NULL;
891 char *params = *pparams;
892 char *pdata = *ppdata;
897 bool return_additional_info;
910 struct ea_list *ea_list = NULL;
915 uint32 create_disposition;
916 uint32 create_options = 0;
917 TALLOC_CTX *ctx = talloc_tos();
920 * Ensure we have enough parameters to perform the operation.
923 if (total_params < 29) {
924 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
928 flags = SVAL(params, 0);
929 deny_mode = SVAL(params, 2);
930 open_attr = SVAL(params,6);
931 oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
932 if (oplock_request) {
933 oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
937 return_additional_info = BITSETW(params,0);
938 open_sattr = SVAL(params, 4);
939 open_time = make_unix_date3(params+8);
941 open_ofun = SVAL(params,12);
942 open_size = IVAL(params,14);
946 reply_doserror(req, ERRSRV, ERRaccess);
950 srvstr_get_path(ctx, params, req->flags2, &fname, pname,
951 total_params - 28, STR_TERMINATE,
953 if (!NT_STATUS_IS_OK(status)) {
954 reply_nterror(req, status);
958 DEBUG(3,("call_trans2open %s deny_mode=0x%x attr=%d ofun=0x%x size=%d\n",
959 fname, (unsigned int)deny_mode, (unsigned int)open_attr,
960 (unsigned int)open_ofun, open_size));
962 status = filename_convert(ctx,
964 req->flags2 & FLAGS2_DFS_PATHNAMES,
968 if (!NT_STATUS_IS_OK(status)) {
969 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
971 NT_STATUS_PATH_NOT_COVERED,
975 reply_nterror(req, status);
979 if (open_ofun == 0) {
980 reply_nterror(req, NT_STATUS_OBJECT_NAME_COLLISION);
984 if (!map_open_params_to_ntcreate(smb_fname->base_name, deny_mode,
990 reply_doserror(req, ERRDOS, ERRbadaccess);
994 /* Any data in this call is an EA list. */
995 if (total_data && (total_data != 4) && !lp_ea_support(SNUM(conn))) {
996 reply_nterror(req, NT_STATUS_EAS_NOT_SUPPORTED);
1000 if (total_data != 4) {
1001 if (total_data < 10) {
1002 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1006 if (IVAL(pdata,0) > total_data) {
1007 DEBUG(10,("call_trans2open: bad total data size (%u) > %u\n",
1008 IVAL(pdata,0), (unsigned int)total_data));
1009 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1013 ea_list = read_ea_list(talloc_tos(), pdata + 4,
1016 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1019 } else if (IVAL(pdata,0) != 4) {
1020 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1024 status = SMB_VFS_CREATE_FILE(
1027 0, /* root_dir_fid */
1028 smb_fname, /* fname */
1029 access_mask, /* access_mask */
1030 share_mode, /* share_access */
1031 create_disposition, /* create_disposition*/
1032 create_options, /* create_options */
1033 open_attr, /* file_attributes */
1034 oplock_request, /* oplock_request */
1035 open_size, /* allocation_size */
1037 ea_list, /* ea_list */
1039 &smb_action); /* psbuf */
1041 if (!NT_STATUS_IS_OK(status)) {
1042 if (open_was_deferred(req->mid)) {
1043 /* We have re-scheduled this call. */
1046 reply_openerror(req, status);
1050 size = get_file_size_stat(&smb_fname->st);
1051 fattr = dos_mode(conn, smb_fname);
1052 mtime = convert_timespec_to_time_t(smb_fname->st.st_ex_mtime);
1053 inode = smb_fname->st.st_ex_ino;
1055 close_file(req, fsp, ERROR_CLOSE);
1056 reply_doserror(req, ERRDOS,ERRnoaccess);
1060 /* Realloc the size of parameters and data we will return */
1061 *pparams = (char *)SMB_REALLOC(*pparams, 30);
1062 if(*pparams == NULL ) {
1063 reply_nterror(req, NT_STATUS_NO_MEMORY);
1068 SSVAL(params,0,fsp->fnum);
1069 SSVAL(params,2,fattr);
1070 srv_put_dos_date2(params,4, mtime);
1071 SIVAL(params,8, (uint32)size);
1072 SSVAL(params,12,deny_mode);
1073 SSVAL(params,14,0); /* open_type - file or directory. */
1074 SSVAL(params,16,0); /* open_state - only valid for IPC device. */
1076 if (oplock_request && lp_fake_oplocks(SNUM(conn))) {
1077 smb_action |= EXTENDED_OPLOCK_GRANTED;
1080 SSVAL(params,18,smb_action);
1083 * WARNING - this may need to be changed if SMB_INO_T <> 4 bytes.
1085 SIVAL(params,20,inode);
1086 SSVAL(params,24,0); /* Padding. */
1088 uint32 ea_size = estimate_ea_size(conn, fsp, fsp->fsp_name);
1089 SIVAL(params, 26, ea_size);
1091 SIVAL(params, 26, 0);
1094 /* Send the required number of replies */
1095 send_trans2_replies(conn, req, params, 30, *ppdata, 0, max_data_bytes);
1097 TALLOC_FREE(smb_fname);
1100 /*********************************************************
1101 Routine to check if a given string matches exactly.
1102 as a special case a mask of "." does NOT match. That
1103 is required for correct wildcard semantics
1104 Case can be significant or not.
1105 **********************************************************/
1107 static bool exact_match(connection_struct *conn,
1111 if (mask[0] == '.' && mask[1] == 0)
1113 if (dptr_has_wild(conn->dirptr)) {
1116 if (conn->case_sensitive)
1117 return strcmp(str,mask)==0;
1119 return StrCaseCmp(str,mask) == 0;
1122 /****************************************************************************
1123 Return the filetype for UNIX extensions.
1124 ****************************************************************************/
1126 static uint32 unix_filetype(mode_t mode)
1129 return UNIX_TYPE_FILE;
1130 else if(S_ISDIR(mode))
1131 return UNIX_TYPE_DIR;
1133 else if(S_ISLNK(mode))
1134 return UNIX_TYPE_SYMLINK;
1137 else if(S_ISCHR(mode))
1138 return UNIX_TYPE_CHARDEV;
1141 else if(S_ISBLK(mode))
1142 return UNIX_TYPE_BLKDEV;
1145 else if(S_ISFIFO(mode))
1146 return UNIX_TYPE_FIFO;
1149 else if(S_ISSOCK(mode))
1150 return UNIX_TYPE_SOCKET;
1153 DEBUG(0,("unix_filetype: unknown filetype %u\n", (unsigned)mode));
1154 return UNIX_TYPE_UNKNOWN;
1157 /****************************************************************************
1158 Map wire perms onto standard UNIX permissions. Obey share restrictions.
1159 ****************************************************************************/
1161 enum perm_type { PERM_NEW_FILE, PERM_NEW_DIR, PERM_EXISTING_FILE, PERM_EXISTING_DIR};
1163 static NTSTATUS unix_perms_from_wire( connection_struct *conn,
1164 const SMB_STRUCT_STAT *psbuf,
1166 enum perm_type ptype,
1171 if (perms == SMB_MODE_NO_CHANGE) {
1172 if (!VALID_STAT(*psbuf)) {
1173 return NT_STATUS_INVALID_PARAMETER;
1175 *ret_perms = psbuf->st_ex_mode;
1176 return NT_STATUS_OK;
1180 ret |= ((perms & UNIX_X_OTH ) ? S_IXOTH : 0);
1181 ret |= ((perms & UNIX_W_OTH ) ? S_IWOTH : 0);
1182 ret |= ((perms & UNIX_R_OTH ) ? S_IROTH : 0);
1183 ret |= ((perms & UNIX_X_GRP ) ? S_IXGRP : 0);
1184 ret |= ((perms & UNIX_W_GRP ) ? S_IWGRP : 0);
1185 ret |= ((perms & UNIX_R_GRP ) ? S_IRGRP : 0);
1186 ret |= ((perms & UNIX_X_USR ) ? S_IXUSR : 0);
1187 ret |= ((perms & UNIX_W_USR ) ? S_IWUSR : 0);
1188 ret |= ((perms & UNIX_R_USR ) ? S_IRUSR : 0);
1190 ret |= ((perms & UNIX_STICKY ) ? S_ISVTX : 0);
1193 ret |= ((perms & UNIX_SET_GID ) ? S_ISGID : 0);
1196 ret |= ((perms & UNIX_SET_UID ) ? S_ISUID : 0);
1201 /* Apply mode mask */
1202 ret &= lp_create_mask(SNUM(conn));
1203 /* Add in force bits */
1204 ret |= lp_force_create_mode(SNUM(conn));
1207 ret &= lp_dir_mask(SNUM(conn));
1208 /* Add in force bits */
1209 ret |= lp_force_dir_mode(SNUM(conn));
1211 case PERM_EXISTING_FILE:
1212 /* Apply mode mask */
1213 ret &= lp_security_mask(SNUM(conn));
1214 /* Add in force bits */
1215 ret |= lp_force_security_mode(SNUM(conn));
1217 case PERM_EXISTING_DIR:
1218 /* Apply mode mask */
1219 ret &= lp_dir_security_mask(SNUM(conn));
1220 /* Add in force bits */
1221 ret |= lp_force_dir_security_mode(SNUM(conn));
1226 return NT_STATUS_OK;
1229 /****************************************************************************
1230 Needed to show the msdfs symlinks as directories. Modifies psbuf
1231 to be a directory if it's a msdfs link.
1232 ****************************************************************************/
1234 static bool check_msdfs_link(connection_struct *conn,
1235 const char *pathname,
1236 SMB_STRUCT_STAT *psbuf)
1238 int saved_errno = errno;
1239 if(lp_host_msdfs() &&
1240 lp_msdfs_root(SNUM(conn)) &&
1241 is_msdfs_link(conn, pathname, psbuf)) {
1243 DEBUG(5,("check_msdfs_link: Masquerading msdfs link %s "
1246 psbuf->st_ex_mode = (psbuf->st_ex_mode & 0xFFF) | S_IFDIR;
1247 errno = saved_errno;
1250 errno = saved_errno;
1255 /****************************************************************************
1256 Get a level dependent lanman2 dir entry.
1257 ****************************************************************************/
1259 static bool get_lanman2_dir_entry(TALLOC_CTX *ctx,
1260 connection_struct *conn,
1262 const char *path_mask,
1265 int requires_resume_key,
1271 int space_remaining,
1273 bool *got_exact_match,
1274 int *last_entry_off,
1275 struct ea_list *name_list)
1279 SMB_STRUCT_STAT sbuf;
1280 const char *mask = NULL;
1281 char *pathreal = NULL;
1283 char *p, *q, *pdata = *ppdata;
1287 SMB_OFF_T file_size = 0;
1288 uint64_t allocation_size = 0;
1290 struct timespec mdate_ts, adate_ts, create_date_ts;
1291 time_t mdate = (time_t)0, adate = (time_t)0, create_date = (time_t)0;
1293 char *last_entry_ptr;
1295 uint32 nt_extmode; /* Used for NT connections instead of mode */
1296 bool needslash = ( conn->dirpath[strlen(conn->dirpath) -1] != '/');
1297 bool check_mangled_names = lp_manglednames(conn->params);
1298 char mangled_name[13]; /* mangled 8.3 name. */
1300 *out_of_space = False;
1301 *got_exact_match = False;
1303 ZERO_STRUCT(mdate_ts);
1304 ZERO_STRUCT(adate_ts);
1305 ZERO_STRUCT(create_date_ts);
1307 if (!conn->dirptr) {
1311 p = strrchr_m(path_mask,'/');
1314 mask = talloc_strdup(ctx,"*.*");
1324 bool ms_dfs_link = False;
1326 /* Needed if we run out of space */
1327 long curr_dirpos = prev_dirpos = dptr_TellDir(conn->dirptr);
1328 dname = dptr_ReadDirName(ctx,conn->dirptr,&curr_dirpos,&sbuf);
1331 * Due to bugs in NT client redirectors we are not using
1332 * resume keys any more - set them to zero.
1333 * Check out the related comments in findfirst/findnext.
1339 DEBUG(8,("get_lanman2_dir_entry:readdir on dirptr 0x%lx now at offset %ld\n",
1340 (long)conn->dirptr,curr_dirpos));
1347 * fname may get mangled, dname is never mangled.
1348 * Whenever we're accessing the filesystem we use
1349 * pathreal which is composed from dname.
1355 /* Mangle fname if it's an illegal name. */
1356 if (mangle_must_mangle(dname,conn->params)) {
1357 if (!name_to_8_3(dname,mangled_name,True,conn->params)) {
1359 continue; /* Error - couldn't mangle. */
1361 fname = talloc_strdup(ctx, mangled_name);
1367 if(!(got_match = *got_exact_match = exact_match(conn, fname, mask))) {
1368 got_match = mask_match(fname, mask, conn->case_sensitive);
1371 if(!got_match && check_mangled_names &&
1372 !mangle_is_8_3(fname, False, conn->params)) {
1374 * It turns out that NT matches wildcards against
1375 * both long *and* short names. This may explain some
1376 * of the wildcard wierdness from old DOS clients
1377 * that some people have been seeing.... JRA.
1379 /* Force the mangling into 8.3. */
1380 if (!name_to_8_3( fname, mangled_name, False, conn->params)) {
1382 continue; /* Error - couldn't mangle. */
1385 if(!(got_match = *got_exact_match = exact_match(conn, mangled_name, mask))) {
1386 got_match = mask_match(mangled_name, mask, conn->case_sensitive);
1391 bool isdots = (ISDOT(dname) || ISDOTDOT(dname));
1392 struct smb_filename *smb_fname = NULL;
1395 if (dont_descend && !isdots) {
1402 pathreal = talloc_asprintf(ctx,
1407 pathreal = talloc_asprintf(ctx,
1418 /* A dirent from dptr_ReadDirName isn't a stream. */
1419 status = create_synthetic_smb_fname(ctx, pathreal,
1422 if (!NT_STATUS_IS_OK(status)) {
1427 if (INFO_LEVEL_IS_UNIX(info_level)) {
1428 if (SMB_VFS_LSTAT(conn, smb_fname) != 0) {
1429 DEBUG(5,("get_lanman2_dir_entry: "
1430 "Couldn't lstat [%s] (%s)\n",
1431 smb_fname_str_dbg(smb_fname),
1433 TALLOC_FREE(smb_fname);
1434 TALLOC_FREE(pathreal);
1438 } else if (!VALID_STAT(smb_fname->st) &&
1439 SMB_VFS_STAT(conn, smb_fname) != 0) {
1440 /* Needed to show the msdfs symlinks as
1444 check_msdfs_link(conn,
1445 smb_fname->base_name,
1448 DEBUG(5,("get_lanman2_dir_entry: "
1449 "Couldn't stat [%s] (%s)\n",
1450 smb_fname_str_dbg(smb_fname),
1452 TALLOC_FREE(smb_fname);
1453 TALLOC_FREE(pathreal);
1460 mode = dos_mode_msdfs(conn, smb_fname);
1462 mode = dos_mode(conn, smb_fname);
1465 if (!dir_check_ftype(conn,mode,dirtype)) {
1466 DEBUG(5,("get_lanman2_dir_entry: [%s] attribs didn't match %x\n",fname,dirtype));
1467 TALLOC_FREE(smb_fname);
1468 TALLOC_FREE(pathreal);
1473 if (!(mode & aDIR)) {
1474 file_size = get_file_size_stat(&smb_fname->st);
1477 SMB_VFS_GET_ALLOC_SIZE(conn, NULL, &smb_fname->st);
1479 if (ask_sharemode) {
1480 struct timespec write_time_ts;
1481 struct file_id fileid;
1483 ZERO_STRUCT(write_time_ts);
1484 fileid = vfs_file_id_from_sbuf(conn,
1486 get_file_infos(fileid, NULL, &write_time_ts);
1487 if (!null_timespec(write_time_ts)) {
1488 update_stat_ex_mtime(&smb_fname->st,
1493 mdate_ts = smb_fname->st.st_ex_mtime;
1494 adate_ts = smb_fname->st.st_ex_atime;
1495 create_date_ts = smb_fname->st.st_ex_btime;
1497 if (lp_dos_filetime_resolution(SNUM(conn))) {
1498 dos_filetime_timespec(&create_date_ts);
1499 dos_filetime_timespec(&mdate_ts);
1500 dos_filetime_timespec(&adate_ts);
1503 create_date = convert_timespec_to_time_t(create_date_ts);
1504 mdate = convert_timespec_to_time_t(mdate_ts);
1505 adate = convert_timespec_to_time_t(adate_ts);
1507 DEBUG(5,("get_lanman2_dir_entry: found %s fname=%s\n",
1508 smb_fname_str_dbg(smb_fname), fname));
1512 dptr_DirCacheAdd(conn->dirptr, dname, curr_dirpos);
1513 sbuf = smb_fname->st;
1515 TALLOC_FREE(smb_fname);
1525 nt_extmode = mode ? mode : FILE_ATTRIBUTE_NORMAL;
1527 switch (info_level) {
1528 case SMB_FIND_INFO_STANDARD:
1529 DEBUG(10,("get_lanman2_dir_entry: SMB_FIND_INFO_STANDARD\n"));
1530 if(requires_resume_key) {
1534 srv_put_dos_date2(p,0,create_date);
1535 srv_put_dos_date2(p,4,adate);
1536 srv_put_dos_date2(p,8,mdate);
1537 SIVAL(p,12,(uint32)file_size);
1538 SIVAL(p,16,(uint32)allocation_size);
1542 if (flags2 & FLAGS2_UNICODE_STRINGS) {
1543 p += ucs2_align(base_data, p, 0);
1545 len = srvstr_push(base_data, flags2, p,
1546 fname, PTR_DIFF(end_data, p),
1548 if (flags2 & FLAGS2_UNICODE_STRINGS) {
1550 SCVAL(nameptr, -1, len - 2);
1552 SCVAL(nameptr, -1, 0);
1556 SCVAL(nameptr, -1, len - 1);
1558 SCVAL(nameptr, -1, 0);
1564 case SMB_FIND_EA_SIZE:
1565 DEBUG(10,("get_lanman2_dir_entry: SMB_FIND_EA_SIZE\n"));
1566 if(requires_resume_key) {
1570 srv_put_dos_date2(p,0,create_date);
1571 srv_put_dos_date2(p,4,adate);
1572 srv_put_dos_date2(p,8,mdate);
1573 SIVAL(p,12,(uint32)file_size);
1574 SIVAL(p,16,(uint32)allocation_size);
1577 unsigned int ea_size = estimate_ea_size(conn, NULL, pathreal);
1578 SIVAL(p,22,ea_size); /* Extended attributes */
1582 len = srvstr_push(base_data, flags2,
1583 p, fname, PTR_DIFF(end_data, p),
1584 STR_TERMINATE | STR_NOALIGN);
1585 if (flags2 & FLAGS2_UNICODE_STRINGS) {
1598 SCVAL(nameptr,0,len);
1600 SCVAL(p,0,0); p += 1; /* Extra zero byte ? - why.. */
1603 case SMB_FIND_EA_LIST:
1605 struct ea_list *file_list = NULL;
1608 DEBUG(10,("get_lanman2_dir_entry: SMB_FIND_EA_LIST\n"));
1612 if(requires_resume_key) {
1616 srv_put_dos_date2(p,0,create_date);
1617 srv_put_dos_date2(p,4,adate);
1618 srv_put_dos_date2(p,8,mdate);
1619 SIVAL(p,12,(uint32)file_size);
1620 SIVAL(p,16,(uint32)allocation_size);
1622 p += 22; /* p now points to the EA area. */
1624 file_list = get_ea_list_from_file(ctx, conn, NULL, pathreal, &ea_len);
1625 name_list = ea_list_union(name_list, file_list, &ea_len);
1627 /* We need to determine if this entry will fit in the space available. */
1628 /* Max string size is 255 bytes. */
1629 if (PTR_DIFF(p + 255 + ea_len,pdata) > space_remaining) {
1630 /* Move the dirptr back to prev_dirpos */
1631 dptr_SeekDir(conn->dirptr, prev_dirpos);
1632 *out_of_space = True;
1633 DEBUG(9,("get_lanman2_dir_entry: out of space\n"));
1634 return False; /* Not finished - just out of space */
1637 /* Push the ea_data followed by the name. */
1638 p += fill_ea_buffer(ctx, p, space_remaining, conn, name_list);
1640 len = srvstr_push(base_data, flags2,
1641 p + 1, fname, PTR_DIFF(end_data, p+1),
1642 STR_TERMINATE | STR_NOALIGN);
1643 if (flags2 & FLAGS2_UNICODE_STRINGS) {
1656 SCVAL(nameptr,0,len);
1658 SCVAL(p,0,0); p += 1; /* Extra zero byte ? - why.. */
1662 case SMB_FIND_FILE_BOTH_DIRECTORY_INFO:
1663 DEBUG(10,("get_lanman2_dir_entry: SMB_FIND_FILE_BOTH_DIRECTORY_INFO\n"));
1664 was_8_3 = mangle_is_8_3(fname, True, conn->params);
1666 SIVAL(p,0,reskey); p += 4;
1667 put_long_date_timespec(p,create_date_ts); p += 8;
1668 put_long_date_timespec(p,adate_ts); p += 8;
1669 put_long_date_timespec(p,mdate_ts); p += 8;
1670 put_long_date_timespec(p,mdate_ts); p += 8;
1671 SOFF_T(p,0,file_size); p += 8;
1672 SOFF_T(p,0,allocation_size); p += 8;
1673 SIVAL(p,0,nt_extmode); p += 4;
1674 q = p; p += 4; /* q is placeholder for name length. */
1676 unsigned int ea_size = estimate_ea_size(conn, NULL, pathreal);
1677 SIVAL(p,0,ea_size); /* Extended attributes */
1680 /* Clear the short name buffer. This is
1681 * IMPORTANT as not doing so will trigger
1682 * a Win2k client bug. JRA.
1684 if (!was_8_3 && check_mangled_names) {
1685 if (!name_to_8_3(fname,mangled_name,True,
1687 /* Error - mangle failed ! */
1688 memset(mangled_name,'\0',12);
1690 mangled_name[12] = 0;
1691 len = srvstr_push(base_data, flags2,
1692 p+2, mangled_name, 24,
1693 STR_UPPER|STR_UNICODE);
1695 memset(p + 2 + len,'\0',24 - len);
1702 len = srvstr_push(base_data, flags2, p,
1703 fname, PTR_DIFF(end_data, p),
1704 STR_TERMINATE_ASCII);
1707 SIVAL(p,0,0); /* Ensure any padding is null. */
1708 len = PTR_DIFF(p, pdata);
1709 len = (len + 3) & ~3;
1714 case SMB_FIND_FILE_DIRECTORY_INFO:
1715 DEBUG(10,("get_lanman2_dir_entry: SMB_FIND_FILE_DIRECTORY_INFO\n"));
1717 SIVAL(p,0,reskey); p += 4;
1718 put_long_date_timespec(p,create_date_ts); p += 8;
1719 put_long_date_timespec(p,adate_ts); p += 8;
1720 put_long_date_timespec(p,mdate_ts); p += 8;
1721 put_long_date_timespec(p,mdate_ts); p += 8;
1722 SOFF_T(p,0,file_size); p += 8;
1723 SOFF_T(p,0,allocation_size); p += 8;
1724 SIVAL(p,0,nt_extmode); p += 4;
1725 len = srvstr_push(base_data, flags2,
1726 p + 4, fname, PTR_DIFF(end_data, p+4),
1727 STR_TERMINATE_ASCII);
1730 SIVAL(p,0,0); /* Ensure any padding is null. */
1731 len = PTR_DIFF(p, pdata);
1732 len = (len + 3) & ~3;
1737 case SMB_FIND_FILE_FULL_DIRECTORY_INFO:
1738 DEBUG(10,("get_lanman2_dir_entry: SMB_FIND_FILE_FULL_DIRECTORY_INFO\n"));
1740 SIVAL(p,0,reskey); p += 4;
1741 put_long_date_timespec(p,create_date_ts); p += 8;
1742 put_long_date_timespec(p,adate_ts); p += 8;
1743 put_long_date_timespec(p,mdate_ts); p += 8;
1744 put_long_date_timespec(p,mdate_ts); p += 8;
1745 SOFF_T(p,0,file_size); p += 8;
1746 SOFF_T(p,0,allocation_size); p += 8;
1747 SIVAL(p,0,nt_extmode); p += 4;
1748 q = p; p += 4; /* q is placeholder for name length. */
1750 unsigned int ea_size = estimate_ea_size(conn, NULL, pathreal);
1751 SIVAL(p,0,ea_size); /* Extended attributes */
1754 len = srvstr_push(base_data, flags2, p,
1755 fname, PTR_DIFF(end_data, p),
1756 STR_TERMINATE_ASCII);
1760 SIVAL(p,0,0); /* Ensure any padding is null. */
1761 len = PTR_DIFF(p, pdata);
1762 len = (len + 3) & ~3;
1767 case SMB_FIND_FILE_NAMES_INFO:
1768 DEBUG(10,("get_lanman2_dir_entry: SMB_FIND_FILE_NAMES_INFO\n"));
1770 SIVAL(p,0,reskey); p += 4;
1772 /* this must *not* be null terminated or w2k gets in a loop trying to set an
1773 acl on a dir (tridge) */
1774 len = srvstr_push(base_data, flags2, p,
1775 fname, PTR_DIFF(end_data, p),
1776 STR_TERMINATE_ASCII);
1779 SIVAL(p,0,0); /* Ensure any padding is null. */
1780 len = PTR_DIFF(p, pdata);
1781 len = (len + 3) & ~3;
1786 case SMB_FIND_ID_FULL_DIRECTORY_INFO:
1787 DEBUG(10,("get_lanman2_dir_entry: SMB_FIND_ID_FULL_DIRECTORY_INFO\n"));
1789 SIVAL(p,0,reskey); p += 4;
1790 put_long_date_timespec(p,create_date_ts); p += 8;
1791 put_long_date_timespec(p,adate_ts); p += 8;
1792 put_long_date_timespec(p,mdate_ts); p += 8;
1793 put_long_date_timespec(p,mdate_ts); p += 8;
1794 SOFF_T(p,0,file_size); p += 8;
1795 SOFF_T(p,0,allocation_size); p += 8;
1796 SIVAL(p,0,nt_extmode); p += 4;
1797 q = p; p += 4; /* q is placeholder for name length. */
1799 unsigned int ea_size = estimate_ea_size(conn, NULL, pathreal);
1800 SIVAL(p,0,ea_size); /* Extended attributes */
1803 SIVAL(p,0,0); p += 4; /* Unknown - reserved ? */
1804 SIVAL(p,0,sbuf.st_ex_ino); p += 4; /* FileIndexLow */
1805 SIVAL(p,0,sbuf.st_ex_dev); p += 4; /* FileIndexHigh */
1806 len = srvstr_push(base_data, flags2, p,
1807 fname, PTR_DIFF(end_data, p),
1808 STR_TERMINATE_ASCII);
1811 SIVAL(p,0,0); /* Ensure any padding is null. */
1812 len = PTR_DIFF(p, pdata);
1813 len = (len + 3) & ~3;
1818 case SMB_FIND_ID_BOTH_DIRECTORY_INFO:
1819 DEBUG(10,("get_lanman2_dir_entry: SMB_FIND_ID_BOTH_DIRECTORY_INFO\n"));
1820 was_8_3 = mangle_is_8_3(fname, True, conn->params);
1822 SIVAL(p,0,reskey); p += 4;
1823 put_long_date_timespec(p,create_date_ts); p += 8;
1824 put_long_date_timespec(p,adate_ts); p += 8;
1825 put_long_date_timespec(p,mdate_ts); p += 8;
1826 put_long_date_timespec(p,mdate_ts); p += 8;
1827 SOFF_T(p,0,file_size); p += 8;
1828 SOFF_T(p,0,allocation_size); p += 8;
1829 SIVAL(p,0,nt_extmode); p += 4;
1830 q = p; p += 4; /* q is placeholder for name length */
1832 unsigned int ea_size = estimate_ea_size(conn, NULL, pathreal);
1833 SIVAL(p,0,ea_size); /* Extended attributes */
1836 /* Clear the short name buffer. This is
1837 * IMPORTANT as not doing so will trigger
1838 * a Win2k client bug. JRA.
1840 if (!was_8_3 && check_mangled_names) {
1841 if (!name_to_8_3(fname,mangled_name,True,
1843 /* Error - mangle failed ! */
1844 memset(mangled_name,'\0',12);
1846 mangled_name[12] = 0;
1847 len = srvstr_push(base_data, flags2,
1848 p+2, mangled_name, 24,
1849 STR_UPPER|STR_UNICODE);
1852 memset(p + 2 + len,'\0',24 - len);
1859 SSVAL(p,0,0); p += 2; /* Reserved ? */
1860 SIVAL(p,0,sbuf.st_ex_ino); p += 4; /* FileIndexLow */
1861 SIVAL(p,0,sbuf.st_ex_dev); p += 4; /* FileIndexHigh */
1862 len = srvstr_push(base_data, flags2, p,
1863 fname, PTR_DIFF(end_data, p),
1864 STR_TERMINATE_ASCII);
1867 SIVAL(p,0,0); /* Ensure any padding is null. */
1868 len = PTR_DIFF(p, pdata);
1869 len = (len + 3) & ~3;
1874 /* CIFS UNIX Extension. */
1876 case SMB_FIND_FILE_UNIX:
1877 case SMB_FIND_FILE_UNIX_INFO2:
1879 SIVAL(p,0,reskey); p+= 4; /* Used for continuing search. */
1881 /* Begin of SMB_QUERY_FILE_UNIX_BASIC */
1883 if (info_level == SMB_FIND_FILE_UNIX) {
1884 DEBUG(10,("get_lanman2_dir_entry: SMB_FIND_FILE_UNIX\n"));
1885 p = store_file_unix_basic(conn, p,
1887 len = srvstr_push(base_data, flags2, p,
1888 fname, PTR_DIFF(end_data, p),
1891 DEBUG(10,("get_lanman2_dir_entry: SMB_FIND_FILE_UNIX_INFO2\n"));
1892 p = store_file_unix_basic_info2(conn, p,
1896 len = srvstr_push(base_data, flags2, p, fname,
1897 PTR_DIFF(end_data, p), 0);
1898 SIVAL(nameptr, 0, len);
1902 SIVAL(p,0,0); /* Ensure any padding is null. */
1904 len = PTR_DIFF(p, pdata);
1905 len = (len + 3) & ~3;
1906 SIVAL(pdata,0,len); /* Offset from this structure to the beginning of the next one */
1908 /* End of SMB_QUERY_FILE_UNIX_BASIC */
1918 if (PTR_DIFF(p,pdata) > space_remaining) {
1919 /* Move the dirptr back to prev_dirpos */
1920 dptr_SeekDir(conn->dirptr, prev_dirpos);
1921 *out_of_space = True;
1922 DEBUG(9,("get_lanman2_dir_entry: out of space\n"));
1923 return False; /* Not finished - just out of space */
1926 /* Setup the last entry pointer, as an offset from base_data */
1927 *last_entry_off = PTR_DIFF(last_entry_ptr,base_data);
1928 /* Advance the data pointer to the next slot */
1934 /****************************************************************************
1935 Reply to a TRANS2_FINDFIRST.
1936 ****************************************************************************/
1938 static void call_trans2findfirst(connection_struct *conn,
1939 struct smb_request *req,
1940 char **pparams, int total_params,
1941 char **ppdata, int total_data,
1942 unsigned int max_data_bytes)
1944 /* We must be careful here that we don't return more than the
1945 allowed number of data bytes. If this means returning fewer than
1946 maxentries then so be it. We assume that the redirector has
1947 enough room for the fixed number of parameter bytes it has
1949 struct smb_filename *smb_dname = NULL;
1950 char *params = *pparams;
1951 char *pdata = *ppdata;
1955 uint16 findfirst_flags;
1956 bool close_after_first;
1958 bool requires_resume_key;
1960 char *directory = NULL;
1963 int last_entry_off=0;
1967 bool finished = False;
1968 bool dont_descend = False;
1969 bool out_of_space = False;
1970 int space_remaining;
1971 bool mask_contains_wcard = False;
1972 struct ea_list *ea_list = NULL;
1973 NTSTATUS ntstatus = NT_STATUS_OK;
1974 bool ask_sharemode = lp_parm_bool(SNUM(conn), "smbd", "search ask sharemode", true);
1975 TALLOC_CTX *ctx = talloc_tos();
1977 if (total_params < 13) {
1978 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1982 dirtype = SVAL(params,0);
1983 maxentries = SVAL(params,2);
1984 findfirst_flags = SVAL(params,4);
1985 close_after_first = (findfirst_flags & FLAG_TRANS2_FIND_CLOSE);
1986 close_if_end = (findfirst_flags & FLAG_TRANS2_FIND_CLOSE_IF_END);
1987 requires_resume_key = (findfirst_flags & FLAG_TRANS2_FIND_REQUIRE_RESUME);
1988 info_level = SVAL(params,6);
1990 DEBUG(3,("call_trans2findfirst: dirtype = %x, maxentries = %d, close_after_first=%d, \
1991 close_if_end = %d requires_resume_key = %d level = 0x%x, max_data_bytes = %d\n",
1992 (unsigned int)dirtype, maxentries, close_after_first, close_if_end, requires_resume_key,
1993 info_level, max_data_bytes));
1996 /* W2K3 seems to treat zero as 1. */
2000 switch (info_level) {
2001 case SMB_FIND_INFO_STANDARD:
2002 case SMB_FIND_EA_SIZE:
2003 case SMB_FIND_EA_LIST:
2004 case SMB_FIND_FILE_DIRECTORY_INFO:
2005 case SMB_FIND_FILE_FULL_DIRECTORY_INFO:
2006 case SMB_FIND_FILE_NAMES_INFO:
2007 case SMB_FIND_FILE_BOTH_DIRECTORY_INFO:
2008 case SMB_FIND_ID_FULL_DIRECTORY_INFO:
2009 case SMB_FIND_ID_BOTH_DIRECTORY_INFO:
2011 case SMB_FIND_FILE_UNIX:
2012 case SMB_FIND_FILE_UNIX_INFO2:
2013 /* Always use filesystem for UNIX mtime query. */
2014 ask_sharemode = false;
2015 if (!lp_unix_extensions()) {
2016 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
2021 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
2025 srvstr_get_path_wcard(ctx, params, req->flags2, &directory,
2026 params+12, total_params - 12,
2027 STR_TERMINATE, &ntstatus, &mask_contains_wcard);
2028 if (!NT_STATUS_IS_OK(ntstatus)) {
2029 reply_nterror(req, ntstatus);
2033 ntstatus = resolve_dfspath_wcard(ctx, conn,
2034 req->flags2 & FLAGS2_DFS_PATHNAMES,
2037 &mask_contains_wcard);
2038 if (!NT_STATUS_IS_OK(ntstatus)) {
2039 if (NT_STATUS_EQUAL(ntstatus,NT_STATUS_PATH_NOT_COVERED)) {
2040 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
2041 ERRSRV, ERRbadpath);
2044 reply_nterror(req, ntstatus);
2048 ntstatus = unix_convert(ctx, conn, directory, &smb_dname,
2049 (UCF_SAVE_LCOMP | UCF_ALLOW_WCARD_LCOMP));
2050 if (!NT_STATUS_IS_OK(ntstatus)) {
2051 reply_nterror(req, ntstatus);
2055 mask = smb_dname->original_lcomp;
2057 ntstatus = get_full_smb_filename(ctx, smb_dname, &directory);
2058 TALLOC_FREE(smb_dname);
2059 if (!NT_STATUS_IS_OK(ntstatus)) {
2060 reply_nterror(req, ntstatus);
2064 ntstatus = check_name(conn, directory);
2065 if (!NT_STATUS_IS_OK(ntstatus)) {
2066 reply_nterror(req, ntstatus);
2070 p = strrchr_m(directory,'/');
2072 /* Windows and OS/2 systems treat search on the root '\' as if it were '\*' */
2073 if((directory[0] == '.') && (directory[1] == '\0')) {
2074 mask = talloc_strdup(ctx,"*");
2076 reply_nterror(req, NT_STATUS_NO_MEMORY);
2079 mask_contains_wcard = True;
2081 directory = talloc_strdup(talloc_tos(), "./");
2083 reply_nterror(req, NT_STATUS_NO_MEMORY);
2090 DEBUG(5,("dir=%s, mask = %s\n",directory, mask));
2092 if (info_level == SMB_FIND_EA_LIST) {
2095 if (total_data < 4) {
2096 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2100 ea_size = IVAL(pdata,0);
2101 if (ea_size != total_data) {
2102 DEBUG(4,("call_trans2findfirst: Rejecting EA request with incorrect \
2103 total_data=%u (should be %u)\n", (unsigned int)total_data, (unsigned int)IVAL(pdata,0) ));
2104 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2108 if (!lp_ea_support(SNUM(conn))) {
2109 reply_doserror(req, ERRDOS, ERReasnotsupported);
2113 /* Pull out the list of names. */
2114 ea_list = read_ea_name_list(ctx, pdata + 4, ea_size - 4);
2116 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2121 *ppdata = (char *)SMB_REALLOC(
2122 *ppdata, max_data_bytes + DIR_ENTRY_SAFETY_MARGIN);
2123 if(*ppdata == NULL ) {
2124 reply_nterror(req, NT_STATUS_NO_MEMORY);
2128 data_end = pdata + max_data_bytes + DIR_ENTRY_SAFETY_MARGIN - 1;
2130 /* Realloc the params space */
2131 *pparams = (char *)SMB_REALLOC(*pparams, 10);
2132 if (*pparams == NULL) {
2133 reply_nterror(req, NT_STATUS_NO_MEMORY);
2138 /* Save the wildcard match and attribs we are using on this directory -
2139 needed as lanman2 assumes these are being saved between calls */
2141 ntstatus = dptr_create(conn,
2147 mask_contains_wcard,
2151 if (!NT_STATUS_IS_OK(ntstatus)) {
2152 reply_nterror(req, ntstatus);
2156 dptr_num = dptr_dnum(conn->dirptr);
2157 DEBUG(4,("dptr_num is %d, wcard = %s, attr = %d\n", dptr_num, mask, dirtype));
2159 /* Initialize per TRANS2_FIND_FIRST operation data */
2160 dptr_init_search_op(conn->dirptr);
2162 /* We don't need to check for VOL here as this is returned by
2163 a different TRANS2 call. */
2165 DEBUG(8,("dirpath=<%s> dontdescend=<%s>\n", conn->dirpath,lp_dontdescend(SNUM(conn))));
2166 if (in_list(conn->dirpath,lp_dontdescend(SNUM(conn)),conn->case_sensitive))
2167 dont_descend = True;
2170 space_remaining = max_data_bytes;
2171 out_of_space = False;
2173 for (i=0;(i<maxentries) && !finished && !out_of_space;i++) {
2174 bool got_exact_match = False;
2176 /* this is a heuristic to avoid seeking the dirptr except when
2177 absolutely necessary. It allows for a filename of about 40 chars */
2178 if (space_remaining < DIRLEN_GUESS && numentries > 0) {
2179 out_of_space = True;
2182 finished = !get_lanman2_dir_entry(ctx,
2185 mask,dirtype,info_level,
2186 requires_resume_key,dont_descend,
2189 space_remaining, &out_of_space,
2191 &last_entry_off, ea_list);
2194 if (finished && out_of_space)
2197 if (!finished && !out_of_space)
2201 * As an optimisation if we know we aren't looking
2202 * for a wildcard name (ie. the name matches the wildcard exactly)
2203 * then we can finish on any (first) match.
2204 * This speeds up large directory searches. JRA.
2210 /* Ensure space_remaining never goes -ve. */
2211 if (PTR_DIFF(p,pdata) > max_data_bytes) {
2212 space_remaining = 0;
2213 out_of_space = true;
2215 space_remaining = max_data_bytes - PTR_DIFF(p,pdata);
2219 /* Check if we can close the dirptr */
2220 if(close_after_first || (finished && close_if_end)) {
2221 DEBUG(5,("call_trans2findfirst - (2) closing dptr_num %d\n", dptr_num));
2222 dptr_close(&dptr_num);
2226 * If there are no matching entries we must return ERRDOS/ERRbadfile -
2227 * from observation of NT. NB. This changes to ERRDOS,ERRnofiles if
2228 * the protocol level is less than NT1. Tested with smbclient. JRA.
2229 * This should fix the OS/2 client bug #2335.
2232 if(numentries == 0) {
2233 dptr_close(&dptr_num);
2234 if (Protocol < PROTOCOL_NT1) {
2235 reply_doserror(req, ERRDOS, ERRnofiles);
2238 reply_botherror(req, NT_STATUS_NO_SUCH_FILE,
2239 ERRDOS, ERRbadfile);
2244 /* At this point pdata points to numentries directory entries. */
2246 /* Set up the return parameter block */
2247 SSVAL(params,0,dptr_num);
2248 SSVAL(params,2,numentries);
2249 SSVAL(params,4,finished);
2250 SSVAL(params,6,0); /* Never an EA error */
2251 SSVAL(params,8,last_entry_off);
2253 send_trans2_replies(conn, req, params, 10, pdata, PTR_DIFF(p,pdata),
2256 if ((! *directory) && dptr_path(dptr_num)) {
2257 directory = talloc_strdup(talloc_tos(),dptr_path(dptr_num));
2259 reply_nterror(req, NT_STATUS_NO_MEMORY);
2263 DEBUG( 4, ( "%s mask=%s directory=%s dirtype=%d numentries=%d\n",
2264 smb_fn_name(req->cmd),
2265 mask, directory, dirtype, numentries ) );
2268 * Force a name mangle here to ensure that the
2269 * mask as an 8.3 name is top of the mangled cache.
2270 * The reasons for this are subtle. Don't remove
2271 * this code unless you know what you are doing
2272 * (see PR#13758). JRA.
2275 if(!mangle_is_8_3_wildcards( mask, False, conn->params)) {
2276 char mangled_name[13];
2277 name_to_8_3(mask, mangled_name, True, conn->params);
2283 /****************************************************************************
2284 Reply to a TRANS2_FINDNEXT.
2285 ****************************************************************************/
2287 static void call_trans2findnext(connection_struct *conn,
2288 struct smb_request *req,
2289 char **pparams, int total_params,
2290 char **ppdata, int total_data,
2291 unsigned int max_data_bytes)
2293 /* We must be careful here that we don't return more than the
2294 allowed number of data bytes. If this means returning fewer than
2295 maxentries then so be it. We assume that the redirector has
2296 enough room for the fixed number of parameter bytes it has
2298 char *params = *pparams;
2299 char *pdata = *ppdata;
2305 uint16 findnext_flags;
2306 bool close_after_request;
2308 bool requires_resume_key;
2310 bool mask_contains_wcard = False;
2311 char *resume_name = NULL;
2312 const char *mask = NULL;
2313 const char *directory = NULL;
2317 int i, last_entry_off=0;
2318 bool finished = False;
2319 bool dont_descend = False;
2320 bool out_of_space = False;
2321 int space_remaining;
2322 struct ea_list *ea_list = NULL;
2323 NTSTATUS ntstatus = NT_STATUS_OK;
2324 bool ask_sharemode = lp_parm_bool(SNUM(conn), "smbd", "search ask sharemode", true);
2325 TALLOC_CTX *ctx = talloc_tos();
2327 if (total_params < 13) {
2328 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2332 dptr_num = SVAL(params,0);
2333 maxentries = SVAL(params,2);
2334 info_level = SVAL(params,4);
2335 resume_key = IVAL(params,6);
2336 findnext_flags = SVAL(params,10);
2337 close_after_request = (findnext_flags & FLAG_TRANS2_FIND_CLOSE);
2338 close_if_end = (findnext_flags & FLAG_TRANS2_FIND_CLOSE_IF_END);
2339 requires_resume_key = (findnext_flags & FLAG_TRANS2_FIND_REQUIRE_RESUME);
2340 continue_bit = (findnext_flags & FLAG_TRANS2_FIND_CONTINUE);
2342 srvstr_get_path_wcard(ctx, params, req->flags2, &resume_name,
2344 total_params - 12, STR_TERMINATE, &ntstatus,
2345 &mask_contains_wcard);
2346 if (!NT_STATUS_IS_OK(ntstatus)) {
2347 /* Win9x or OS/2 can send a resume name of ".." or ".". This will cause the parser to
2348 complain (it thinks we're asking for the directory above the shared
2349 path or an invalid name). Catch this as the resume name is only compared, never used in
2350 a file access. JRA. */
2351 srvstr_pull_talloc(ctx, params, req->flags2,
2352 &resume_name, params+12,
2356 if (!resume_name || !(ISDOT(resume_name) || ISDOTDOT(resume_name))) {
2357 reply_nterror(req, ntstatus);
2362 DEBUG(3,("call_trans2findnext: dirhandle = %d, max_data_bytes = %d, maxentries = %d, \
2363 close_after_request=%d, close_if_end = %d requires_resume_key = %d \
2364 resume_key = %d resume name = %s continue=%d level = %d\n",
2365 dptr_num, max_data_bytes, maxentries, close_after_request, close_if_end,
2366 requires_resume_key, resume_key, resume_name, continue_bit, info_level));
2369 /* W2K3 seems to treat zero as 1. */
2373 switch (info_level) {
2374 case SMB_FIND_INFO_STANDARD:
2375 case SMB_FIND_EA_SIZE:
2376 case SMB_FIND_EA_LIST:
2377 case SMB_FIND_FILE_DIRECTORY_INFO:
2378 case SMB_FIND_FILE_FULL_DIRECTORY_INFO:
2379 case SMB_FIND_FILE_NAMES_INFO:
2380 case SMB_FIND_FILE_BOTH_DIRECTORY_INFO:
2381 case SMB_FIND_ID_FULL_DIRECTORY_INFO:
2382 case SMB_FIND_ID_BOTH_DIRECTORY_INFO:
2384 case SMB_FIND_FILE_UNIX:
2385 case SMB_FIND_FILE_UNIX_INFO2:
2386 /* Always use filesystem for UNIX mtime query. */
2387 ask_sharemode = false;
2388 if (!lp_unix_extensions()) {
2389 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
2394 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
2398 if (info_level == SMB_FIND_EA_LIST) {
2401 if (total_data < 4) {
2402 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2406 ea_size = IVAL(pdata,0);
2407 if (ea_size != total_data) {
2408 DEBUG(4,("call_trans2findnext: Rejecting EA request with incorrect \
2409 total_data=%u (should be %u)\n", (unsigned int)total_data, (unsigned int)IVAL(pdata,0) ));
2410 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2414 if (!lp_ea_support(SNUM(conn))) {
2415 reply_doserror(req, ERRDOS, ERReasnotsupported);
2419 /* Pull out the list of names. */
2420 ea_list = read_ea_name_list(ctx, pdata + 4, ea_size - 4);
2422 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2427 *ppdata = (char *)SMB_REALLOC(
2428 *ppdata, max_data_bytes + DIR_ENTRY_SAFETY_MARGIN);
2429 if(*ppdata == NULL) {
2430 reply_nterror(req, NT_STATUS_NO_MEMORY);
2435 data_end = pdata + max_data_bytes + DIR_ENTRY_SAFETY_MARGIN - 1;
2437 /* Realloc the params space */
2438 *pparams = (char *)SMB_REALLOC(*pparams, 6*SIZEOFWORD);
2439 if(*pparams == NULL ) {
2440 reply_nterror(req, NT_STATUS_NO_MEMORY);
2446 /* Check that the dptr is valid */
2447 if(!(conn->dirptr = dptr_fetch_lanman2(dptr_num))) {
2448 reply_doserror(req, ERRDOS, ERRnofiles);
2452 string_set(&conn->dirpath,dptr_path(dptr_num));
2454 /* Get the wildcard mask from the dptr */
2455 if((p = dptr_wcard(dptr_num))== NULL) {
2456 DEBUG(2,("dptr_num %d has no wildcard\n", dptr_num));
2457 reply_doserror(req, ERRDOS, ERRnofiles);
2462 directory = conn->dirpath;
2464 /* Get the attr mask from the dptr */
2465 dirtype = dptr_attr(dptr_num);
2467 DEBUG(3,("dptr_num is %d, mask = %s, attr = %x, dirptr=(0x%lX,%ld)\n",
2468 dptr_num, mask, dirtype,
2470 dptr_TellDir(conn->dirptr)));
2472 /* Initialize per TRANS2_FIND_NEXT operation data */
2473 dptr_init_search_op(conn->dirptr);
2475 /* We don't need to check for VOL here as this is returned by
2476 a different TRANS2 call. */
2478 DEBUG(8,("dirpath=<%s> dontdescend=<%s>\n",conn->dirpath,lp_dontdescend(SNUM(conn))));
2479 if (in_list(conn->dirpath,lp_dontdescend(SNUM(conn)),conn->case_sensitive))
2480 dont_descend = True;
2483 space_remaining = max_data_bytes;
2484 out_of_space = False;
2487 * Seek to the correct position. We no longer use the resume key but
2488 * depend on the last file name instead.
2491 if(*resume_name && !continue_bit) {
2494 long current_pos = 0;
2496 * Remember, name_to_8_3 is called by
2497 * get_lanman2_dir_entry(), so the resume name
2498 * could be mangled. Ensure we check the unmangled name.
2501 if (mangle_is_mangled(resume_name, conn->params)) {
2502 char *new_resume_name = NULL;
2503 mangle_lookup_name_from_8_3(ctx,
2507 if (new_resume_name) {
2508 resume_name = new_resume_name;
2513 * Fix for NT redirector problem triggered by resume key indexes
2514 * changing between directory scans. We now return a resume key of 0
2515 * and instead look for the filename to continue from (also given
2516 * to us by NT/95/smbfs/smbclient). If no other scans have been done between the
2517 * findfirst/findnext (as is usual) then the directory pointer
2518 * should already be at the correct place.
2521 finished = !dptr_SearchDir(conn->dirptr, resume_name, ¤t_pos, &st);
2522 } /* end if resume_name && !continue_bit */
2524 for (i=0;(i<(int)maxentries) && !finished && !out_of_space ;i++) {
2525 bool got_exact_match = False;
2527 /* this is a heuristic to avoid seeking the dirptr except when
2528 absolutely necessary. It allows for a filename of about 40 chars */
2529 if (space_remaining < DIRLEN_GUESS && numentries > 0) {
2530 out_of_space = True;
2533 finished = !get_lanman2_dir_entry(ctx,
2536 mask,dirtype,info_level,
2537 requires_resume_key,dont_descend,
2540 space_remaining, &out_of_space,
2542 &last_entry_off, ea_list);
2545 if (finished && out_of_space)
2548 if (!finished && !out_of_space)
2552 * As an optimisation if we know we aren't looking
2553 * for a wildcard name (ie. the name matches the wildcard exactly)
2554 * then we can finish on any (first) match.
2555 * This speeds up large directory searches. JRA.
2561 space_remaining = max_data_bytes - PTR_DIFF(p,pdata);
2564 DEBUG( 3, ( "%s mask=%s directory=%s dirtype=%d numentries=%d\n",
2565 smb_fn_name(req->cmd),
2566 mask, directory, dirtype, numentries ) );
2568 /* Check if we can close the dirptr */
2569 if(close_after_request || (finished && close_if_end)) {
2570 DEBUG(5,("call_trans2findnext: closing dptr_num = %d\n", dptr_num));
2571 dptr_close(&dptr_num); /* This frees up the saved mask */
2574 /* Set up the return parameter block */
2575 SSVAL(params,0,numentries);
2576 SSVAL(params,2,finished);
2577 SSVAL(params,4,0); /* Never an EA error */
2578 SSVAL(params,6,last_entry_off);
2580 send_trans2_replies(conn, req, params, 8, pdata, PTR_DIFF(p,pdata),
2586 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16])
2588 E_md4hash(lp_servicename(SNUM(conn)),objid);
2592 static void samba_extended_info_version(struct smb_extended_info *extended_info)
2594 SMB_ASSERT(extended_info != NULL);
2596 extended_info->samba_magic = SAMBA_EXTENDED_INFO_MAGIC;
2597 extended_info->samba_version = ((SAMBA_VERSION_MAJOR & 0xff) << 24)
2598 | ((SAMBA_VERSION_MINOR & 0xff) << 16)
2599 | ((SAMBA_VERSION_RELEASE & 0xff) << 8);
2600 #ifdef SAMBA_VERSION_REVISION
2601 extended_info->samba_version |= (tolower(*SAMBA_VERSION_REVISION) - 'a' + 1) & 0xff;
2603 extended_info->samba_subversion = 0;
2604 #ifdef SAMBA_VERSION_RC_RELEASE
2605 extended_info->samba_subversion |= (SAMBA_VERSION_RC_RELEASE & 0xff) << 24;
2607 #ifdef SAMBA_VERSION_PRE_RELEASE
2608 extended_info->samba_subversion |= (SAMBA_VERSION_PRE_RELEASE & 0xff) << 16;
2611 #ifdef SAMBA_VERSION_VENDOR_PATCH
2612 extended_info->samba_subversion |= (SAMBA_VERSION_VENDOR_PATCH & 0xffff);
2614 extended_info->samba_gitcommitdate = 0;
2615 #ifdef SAMBA_VERSION_GIT_COMMIT_TIME
2616 unix_to_nt_time(&extended_info->samba_gitcommitdate, SAMBA_VERSION_GIT_COMMIT_TIME);
2619 memset(extended_info->samba_version_string, 0,
2620 sizeof(extended_info->samba_version_string));
2622 snprintf (extended_info->samba_version_string,
2623 sizeof(extended_info->samba_version_string),
2624 "%s", samba_version_string());
2627 /****************************************************************************
2628 Reply to a TRANS2_QFSINFO (query filesystem info).
2629 ****************************************************************************/
2631 static void call_trans2qfsinfo(connection_struct *conn,
2632 struct smb_request *req,
2633 char **pparams, int total_params,
2634 char **ppdata, int total_data,
2635 unsigned int max_data_bytes)
2637 char *pdata, *end_data;
2638 char *params = *pparams;
2642 const char *vname = volume_label(SNUM(conn));
2643 int snum = SNUM(conn);
2644 char *fstype = lp_fstype(SNUM(conn));
2645 uint32 additional_flags = 0;
2647 if (total_params < 2) {
2648 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2652 info_level = SVAL(params,0);
2655 if (info_level != SMB_QUERY_CIFS_UNIX_INFO) {
2656 DEBUG(0,("call_trans2qfsinfo: not an allowed "
2657 "info level (0x%x) on IPC$.\n",
2658 (unsigned int)info_level));
2659 reply_nterror(req, NT_STATUS_ACCESS_DENIED);
2664 if (ENCRYPTION_REQUIRED(conn) && !req->encrypted) {
2665 if (info_level != SMB_QUERY_CIFS_UNIX_INFO) {
2666 DEBUG(0,("call_trans2qfsinfo: encryption required "
2667 "and info level 0x%x sent.\n",
2668 (unsigned int)info_level));
2669 exit_server_cleanly("encryption required "
2675 DEBUG(3,("call_trans2qfsinfo: level = %d\n", info_level));
2677 if(vfs_stat_smb_fname(conn,".",&st)!=0) {
2678 DEBUG(2,("call_trans2qfsinfo: stat of . failed (%s)\n", strerror(errno)));
2679 reply_doserror(req, ERRSRV, ERRinvdevice);
2683 *ppdata = (char *)SMB_REALLOC(
2684 *ppdata, max_data_bytes + DIR_ENTRY_SAFETY_MARGIN);
2685 if (*ppdata == NULL ) {
2686 reply_nterror(req, NT_STATUS_NO_MEMORY);
2691 memset((char *)pdata,'\0',max_data_bytes + DIR_ENTRY_SAFETY_MARGIN);
2692 end_data = pdata + max_data_bytes + DIR_ENTRY_SAFETY_MARGIN - 1;
2694 switch (info_level) {
2695 case SMB_INFO_ALLOCATION:
2697 uint64_t dfree,dsize,bsize,block_size,sectors_per_unit,bytes_per_sector;
2699 if (get_dfree_info(conn,".",False,&bsize,&dfree,&dsize) == (uint64_t)-1) {
2700 reply_nterror(req, map_nt_error_from_unix(errno));
2704 block_size = lp_block_size(snum);
2705 if (bsize < block_size) {
2706 uint64_t factor = block_size/bsize;
2711 if (bsize > block_size) {
2712 uint64_t factor = bsize/block_size;
2717 bytes_per_sector = 512;
2718 sectors_per_unit = bsize/bytes_per_sector;
2720 DEBUG(5,("call_trans2qfsinfo : SMB_INFO_ALLOCATION id=%x, bsize=%u, cSectorUnit=%u, \
2721 cBytesSector=%u, cUnitTotal=%u, cUnitAvail=%d\n", (unsigned int)st.st_ex_dev, (unsigned int)bsize, (unsigned int)sectors_per_unit,
2722 (unsigned int)bytes_per_sector, (unsigned int)dsize, (unsigned int)dfree));
2724 SIVAL(pdata,l1_idFileSystem,st.st_ex_dev);
2725 SIVAL(pdata,l1_cSectorUnit,sectors_per_unit);
2726 SIVAL(pdata,l1_cUnit,dsize);
2727 SIVAL(pdata,l1_cUnitAvail,dfree);
2728 SSVAL(pdata,l1_cbSector,bytes_per_sector);
2732 case SMB_INFO_VOLUME:
2733 /* Return volume name */
2735 * Add volume serial number - hash of a combination of
2736 * the called hostname and the service name.
2738 SIVAL(pdata,0,str_checksum(lp_servicename(snum)) ^ (str_checksum(get_local_machine_name())<<16) );
2740 * Win2k3 and previous mess this up by sending a name length
2741 * one byte short. I believe only older clients (OS/2 Win9x) use
2742 * this call so try fixing this by adding a terminating null to
2743 * the pushed string. The change here was adding the STR_TERMINATE. JRA.
2747 pdata+l2_vol_szVolLabel, vname,
2748 PTR_DIFF(end_data, pdata+l2_vol_szVolLabel),
2749 STR_NOALIGN|STR_TERMINATE);
2750 SCVAL(pdata,l2_vol_cch,len);
2751 data_len = l2_vol_szVolLabel + len;
2752 DEBUG(5,("call_trans2qfsinfo : time = %x, namelen = %d, name = %s\n",
2753 (unsigned)convert_timespec_to_time_t(st.st_ex_ctime),
2757 case SMB_QUERY_FS_ATTRIBUTE_INFO:
2758 case SMB_FS_ATTRIBUTE_INFORMATION:
2760 additional_flags = 0;
2761 #if defined(HAVE_SYS_QUOTAS)
2762 additional_flags |= FILE_VOLUME_QUOTAS;
2765 if(lp_nt_acl_support(SNUM(conn))) {
2766 additional_flags |= FILE_PERSISTENT_ACLS;
2769 /* Capabilities are filled in at connection time through STATVFS call */
2770 additional_flags |= conn->fs_capabilities;
2772 SIVAL(pdata,0,FILE_CASE_PRESERVED_NAMES|FILE_CASE_SENSITIVE_SEARCH|
2773 FILE_SUPPORTS_OBJECT_IDS|FILE_UNICODE_ON_DISK|
2774 additional_flags); /* FS ATTRIBUTES */
2776 SIVAL(pdata,4,255); /* Max filename component length */
2777 /* NOTE! the fstype must *not* be null terminated or win98 won't recognise it
2778 and will think we can't do long filenames */
2779 len = srvstr_push(pdata, req->flags2, pdata+12, fstype,
2780 PTR_DIFF(end_data, pdata+12),
2783 data_len = 12 + len;
2786 case SMB_QUERY_FS_LABEL_INFO:
2787 case SMB_FS_LABEL_INFORMATION:
2788 len = srvstr_push(pdata, req->flags2, pdata+4, vname,
2789 PTR_DIFF(end_data, pdata+4), 0);
2794 case SMB_QUERY_FS_VOLUME_INFO:
2795 case SMB_FS_VOLUME_INFORMATION:
2798 * Add volume serial number - hash of a combination of
2799 * the called hostname and the service name.
2801 SIVAL(pdata,8,str_checksum(lp_servicename(snum)) ^
2802 (str_checksum(get_local_machine_name())<<16));
2804 /* Max label len is 32 characters. */
2805 len = srvstr_push(pdata, req->flags2, pdata+18, vname,
2806 PTR_DIFF(end_data, pdata+18),
2808 SIVAL(pdata,12,len);
2811 DEBUG(5,("call_trans2qfsinfo : SMB_QUERY_FS_VOLUME_INFO namelen = %d, vol=%s serv=%s\n",
2812 (int)strlen(vname),vname, lp_servicename(snum)));
2815 case SMB_QUERY_FS_SIZE_INFO:
2816 case SMB_FS_SIZE_INFORMATION:
2818 uint64_t dfree,dsize,bsize,block_size,sectors_per_unit,bytes_per_sector;
2820 if (get_dfree_info(conn,".",False,&bsize,&dfree,&dsize) == (uint64_t)-1) {
2821 reply_nterror(req, map_nt_error_from_unix(errno));
2824 block_size = lp_block_size(snum);
2825 if (bsize < block_size) {
2826 uint64_t factor = block_size/bsize;
2831 if (bsize > block_size) {
2832 uint64_t factor = bsize/block_size;
2837 bytes_per_sector = 512;
2838 sectors_per_unit = bsize/bytes_per_sector;
2839 DEBUG(5,("call_trans2qfsinfo : SMB_QUERY_FS_SIZE_INFO bsize=%u, cSectorUnit=%u, \
2840 cBytesSector=%u, cUnitTotal=%u, cUnitAvail=%d\n", (unsigned int)bsize, (unsigned int)sectors_per_unit,
2841 (unsigned int)bytes_per_sector, (unsigned int)dsize, (unsigned int)dfree));
2842 SBIG_UINT(pdata,0,dsize);
2843 SBIG_UINT(pdata,8,dfree);
2844 SIVAL(pdata,16,sectors_per_unit);
2845 SIVAL(pdata,20,bytes_per_sector);
2849 case SMB_FS_FULL_SIZE_INFORMATION:
2851 uint64_t dfree,dsize,bsize,block_size,sectors_per_unit,bytes_per_sector;
2853 if (get_dfree_info(conn,".",False,&bsize,&dfree,&dsize) == (uint64_t)-1) {
2854 reply_nterror(req, map_nt_error_from_unix(errno));
2857 block_size = lp_block_size(snum);
2858 if (bsize < block_size) {
2859 uint64_t factor = block_size/bsize;
2864 if (bsize > block_size) {
2865 uint64_t factor = bsize/block_size;
2870 bytes_per_sector = 512;
2871 sectors_per_unit = bsize/bytes_per_sector;
2872 DEBUG(5,("call_trans2qfsinfo : SMB_QUERY_FS_FULL_SIZE_INFO bsize=%u, cSectorUnit=%u, \
2873 cBytesSector=%u, cUnitTotal=%u, cUnitAvail=%d\n", (unsigned int)bsize, (unsigned int)sectors_per_unit,
2874 (unsigned int)bytes_per_sector, (unsigned int)dsize, (unsigned int)dfree));
2875 SBIG_UINT(pdata,0,dsize); /* Total Allocation units. */
2876 SBIG_UINT(pdata,8,dfree); /* Caller available allocation units. */
2877 SBIG_UINT(pdata,16,dfree); /* Actual available allocation units. */
2878 SIVAL(pdata,24,sectors_per_unit); /* Sectors per allocation unit. */
2879 SIVAL(pdata,28,bytes_per_sector); /* Bytes per sector. */
2883 case SMB_QUERY_FS_DEVICE_INFO:
2884 case SMB_FS_DEVICE_INFORMATION:
2886 SIVAL(pdata,0,0); /* dev type */
2887 SIVAL(pdata,4,0); /* characteristics */
2890 #ifdef HAVE_SYS_QUOTAS
2891 case SMB_FS_QUOTA_INFORMATION:
2893 * what we have to send --metze:
2895 * Unknown1: 24 NULL bytes
2896 * Soft Quota Treshold: 8 bytes seems like uint64_t or so
2897 * Hard Quota Limit: 8 bytes seems like uint64_t or so
2898 * Quota Flags: 2 byte :
2899 * Unknown3: 6 NULL bytes
2903 * details for Quota Flags:
2905 * 0x0020 Log Limit: log if the user exceeds his Hard Quota
2906 * 0x0010 Log Warn: log if the user exceeds his Soft Quota
2907 * 0x0002 Deny Disk: deny disk access when the user exceeds his Hard Quota
2908 * 0x0001 Enable Quotas: enable quota for this fs
2912 /* we need to fake up a fsp here,
2913 * because its not send in this call
2916 SMB_NTQUOTA_STRUCT quotas;
2919 ZERO_STRUCT(quotas);
2925 if (conn->server_info->utok.uid != 0) {
2926 DEBUG(0,("set_user_quota: access_denied "
2927 "service [%s] user [%s]\n",
2928 lp_servicename(SNUM(conn)),
2929 conn->server_info->unix_name));
2930 reply_doserror(req, ERRDOS, ERRnoaccess);
2934 if (vfs_get_ntquota(&fsp, SMB_USER_FS_QUOTA_TYPE, NULL, "as)!=0) {
2935 DEBUG(0,("vfs_get_ntquota() failed for service [%s]\n",lp_servicename(SNUM(conn))));
2936 reply_doserror(req, ERRSRV, ERRerror);
2942 DEBUG(10,("SMB_FS_QUOTA_INFORMATION: for service [%s]\n",lp_servicename(SNUM(conn))));
2944 /* Unknown1 24 NULL bytes*/
2945 SBIG_UINT(pdata,0,(uint64_t)0);
2946 SBIG_UINT(pdata,8,(uint64_t)0);
2947 SBIG_UINT(pdata,16,(uint64_t)0);
2949 /* Default Soft Quota 8 bytes */
2950 SBIG_UINT(pdata,24,quotas.softlim);
2952 /* Default Hard Quota 8 bytes */
2953 SBIG_UINT(pdata,32,quotas.hardlim);
2955 /* Quota flag 2 bytes */
2956 SSVAL(pdata,40,quotas.qflags);
2958 /* Unknown3 6 NULL bytes */
2964 #endif /* HAVE_SYS_QUOTAS */
2965 case SMB_FS_OBJECTID_INFORMATION:
2967 unsigned char objid[16];
2968 struct smb_extended_info extended_info;
2969 memcpy(pdata,create_volume_objectid(conn, objid),16);
2970 samba_extended_info_version (&extended_info);
2971 SIVAL(pdata,16,extended_info.samba_magic);
2972 SIVAL(pdata,20,extended_info.samba_version);
2973 SIVAL(pdata,24,extended_info.samba_subversion);
2974 SBIG_UINT(pdata,28,extended_info.samba_gitcommitdate);
2975 memcpy(pdata+36,extended_info.samba_version_string,28);
2981 * Query the version and capabilities of the CIFS UNIX extensions
2985 case SMB_QUERY_CIFS_UNIX_INFO:
2987 bool large_write = lp_min_receive_file_size() &&
2988 !srv_is_signing_active(smbd_server_conn);
2989 bool large_read = !srv_is_signing_active(smbd_server_conn);
2990 int encrypt_caps = 0;
2992 if (!lp_unix_extensions()) {
2993 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
2997 switch (conn->encrypt_level) {
3003 encrypt_caps = CIFS_UNIX_TRANSPORT_ENCRYPTION_CAP;
3006 encrypt_caps = CIFS_UNIX_TRANSPORT_ENCRYPTION_CAP|
3007 CIFS_UNIX_TRANSPORT_ENCRYPTION_MANDATORY_CAP;
3008 large_write = false;
3014 SSVAL(pdata,0,CIFS_UNIX_MAJOR_VERSION);
3015 SSVAL(pdata,2,CIFS_UNIX_MINOR_VERSION);
3017 /* We have POSIX ACLs, pathname, encryption,
3018 * large read/write, and locking capability. */
3020 SBIG_UINT(pdata,4,((uint64_t)(
3021 CIFS_UNIX_POSIX_ACLS_CAP|
3022 CIFS_UNIX_POSIX_PATHNAMES_CAP|
3023 CIFS_UNIX_FCNTL_LOCKS_CAP|
3024 CIFS_UNIX_EXTATTR_CAP|
3025 CIFS_UNIX_POSIX_PATH_OPERATIONS_CAP|
3027 (large_read ? CIFS_UNIX_LARGE_READ_CAP : 0) |
3029 CIFS_UNIX_LARGE_WRITE_CAP : 0))));
3033 case SMB_QUERY_POSIX_FS_INFO:
3036 vfs_statvfs_struct svfs;
3038 if (!lp_unix_extensions()) {
3039 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
3043 rc = SMB_VFS_STATVFS(conn, ".", &svfs);
3047 SIVAL(pdata,0,svfs.OptimalTransferSize);
3048 SIVAL(pdata,4,svfs.BlockSize);
3049 SBIG_UINT(pdata,8,svfs.TotalBlocks);
3050 SBIG_UINT(pdata,16,svfs.BlocksAvail);
3051 SBIG_UINT(pdata,24,svfs.UserBlocksAvail);
3052 SBIG_UINT(pdata,32,svfs.TotalFileNodes);
3053 SBIG_UINT(pdata,40,svfs.FreeFileNodes);
3054 SBIG_UINT(pdata,48,svfs.FsIdentifier);
3055 DEBUG(5,("call_trans2qfsinfo : SMB_QUERY_POSIX_FS_INFO succsessful\n"));
3057 } else if (rc == EOPNOTSUPP) {
3058 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
3060 #endif /* EOPNOTSUPP */
3062 DEBUG(0,("vfs_statvfs() failed for service [%s]\n",lp_servicename(SNUM(conn))));
3063 reply_doserror(req, ERRSRV, ERRerror);
3069 case SMB_QUERY_POSIX_WHOAMI:
3075 if (!lp_unix_extensions()) {
3076 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
3080 if (max_data_bytes < 40) {
3081 reply_nterror(req, NT_STATUS_BUFFER_TOO_SMALL);
3085 /* We ARE guest if global_sid_Builtin_Guests is
3086 * in our list of SIDs.
3088 if (nt_token_check_sid(&global_sid_Builtin_Guests,
3089 conn->server_info->ptok)) {
3090 flags |= SMB_WHOAMI_GUEST;
3093 /* We are NOT guest if global_sid_Authenticated_Users
3094 * is in our list of SIDs.
3096 if (nt_token_check_sid(&global_sid_Authenticated_Users,
3097 conn->server_info->ptok)) {
3098 flags &= ~SMB_WHOAMI_GUEST;
3101 /* NOTE: 8 bytes for UID/GID, irrespective of native
3102 * platform size. This matches
3103 * SMB_QUERY_FILE_UNIX_BASIC and friends.
3105 data_len = 4 /* flags */
3112 + 4 /* pad/reserved */
3113 + (conn->server_info->utok.ngroups * 8)
3115 + (conn->server_info->ptok->num_sids *
3119 SIVAL(pdata, 0, flags);
3120 SIVAL(pdata, 4, SMB_WHOAMI_MASK);
3122 (uint64_t)conn->server_info->utok.uid);
3123 SBIG_UINT(pdata, 16,
3124 (uint64_t)conn->server_info->utok.gid);
3127 if (data_len >= max_data_bytes) {
3128 /* Potential overflow, skip the GIDs and SIDs. */
3130 SIVAL(pdata, 24, 0); /* num_groups */
3131 SIVAL(pdata, 28, 0); /* num_sids */
3132 SIVAL(pdata, 32, 0); /* num_sid_bytes */
3133 SIVAL(pdata, 36, 0); /* reserved */
3139 SIVAL(pdata, 24, conn->server_info->utok.ngroups);
3140 SIVAL(pdata, 28, conn->server_info->num_sids);
3142 /* We walk the SID list twice, but this call is fairly
3143 * infrequent, and I don't expect that it's performance
3144 * sensitive -- jpeach
3146 for (i = 0, sid_bytes = 0;
3147 i < conn->server_info->ptok->num_sids; ++i) {
3148 sid_bytes += ndr_size_dom_sid(
3149 &conn->server_info->ptok->user_sids[i],
3154 /* SID list byte count */
3155 SIVAL(pdata, 32, sid_bytes);
3157 /* 4 bytes pad/reserved - must be zero */
3158 SIVAL(pdata, 36, 0);
3162 for (i = 0; i < conn->server_info->utok.ngroups; ++i) {
3163 SBIG_UINT(pdata, data_len,
3164 (uint64_t)conn->server_info->utok.groups[i]);
3170 i < conn->server_info->ptok->num_sids; ++i) {
3171 int sid_len = ndr_size_dom_sid(
3172 &conn->server_info->ptok->user_sids[i],
3176 sid_linearize(pdata + data_len, sid_len,
3177 &conn->server_info->ptok->user_sids[i]);
3178 data_len += sid_len;
3184 case SMB_MAC_QUERY_FS_INFO:
3186 * Thursby MAC extension... ONLY on NTFS filesystems
3187 * once we do streams then we don't need this
3189 if (strequal(lp_fstype(SNUM(conn)),"NTFS")) {
3191 SIVAL(pdata,84,0x100); /* Don't support mac... */
3196 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
3201 send_trans2_replies(conn, req, params, 0, pdata, data_len,
3204 DEBUG( 4, ( "%s info_level = %d\n",
3205 smb_fn_name(req->cmd), info_level) );
3210 /****************************************************************************
3211 Reply to a TRANS2_SETFSINFO (set filesystem info).
3212 ****************************************************************************/
3214 static void call_trans2setfsinfo(connection_struct *conn,
3215 struct smb_request *req,
3216 char **pparams, int total_params,
3217 char **ppdata, int total_data,
3218 unsigned int max_data_bytes)
3220 char *pdata = *ppdata;
3221 char *params = *pparams;
3224 DEBUG(10,("call_trans2setfsinfo: for service [%s]\n",lp_servicename(SNUM(conn))));
3227 if (total_params < 4) {
3228 DEBUG(0,("call_trans2setfsinfo: requires total_params(%d) >= 4 bytes!\n",
3230 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
3234 info_level = SVAL(params,2);
3237 if (info_level != SMB_REQUEST_TRANSPORT_ENCRYPTION &&
3238 info_level != SMB_SET_CIFS_UNIX_INFO) {
3239 DEBUG(0,("call_trans2setfsinfo: not an allowed "
3240 "info level (0x%x) on IPC$.\n",
3241 (unsigned int)info_level));
3242 reply_nterror(req, NT_STATUS_ACCESS_DENIED);
3247 if (ENCRYPTION_REQUIRED(conn) && !req->encrypted) {
3248 if (info_level != SMB_REQUEST_TRANSPORT_ENCRYPTION) {
3249 DEBUG(0,("call_trans2setfsinfo: encryption required "
3250 "and info level 0x%x sent.\n",
3251 (unsigned int)info_level));
3252 exit_server_cleanly("encryption required "
3258 switch(info_level) {
3259 case SMB_SET_CIFS_UNIX_INFO:
3261 uint16 client_unix_major;
3262 uint16 client_unix_minor;
3263 uint32 client_unix_cap_low;
3264 uint32 client_unix_cap_high;
3266 if (!lp_unix_extensions()) {
3268 NT_STATUS_INVALID_LEVEL);
3272 /* There should be 12 bytes of capabilities set. */
3273 if (total_data < 8) {
3276 NT_STATUS_INVALID_PARAMETER);
3279 client_unix_major = SVAL(pdata,0);
3280 client_unix_minor = SVAL(pdata,2);
3281 client_unix_cap_low = IVAL(pdata,4);
3282 client_unix_cap_high = IVAL(pdata,8);
3283 /* Just print these values for now. */
3284 DEBUG(10,("call_trans2setfsinfo: set unix info. major = %u, minor = %u \
3285 cap_low = 0x%x, cap_high = 0x%x\n",
3286 (unsigned int)client_unix_major,
3287 (unsigned int)client_unix_minor,
3288 (unsigned int)client_unix_cap_low,
3289 (unsigned int)client_unix_cap_high ));
3291 /* Here is where we must switch to posix pathname processing... */
3292 if (client_unix_cap_low & CIFS_UNIX_POSIX_PATHNAMES_CAP) {
3293 lp_set_posix_pathnames();
3294 mangle_change_to_posix();
3297 if ((client_unix_cap_low & CIFS_UNIX_FCNTL_LOCKS_CAP) &&
3298 !(client_unix_cap_low & CIFS_UNIX_POSIX_PATH_OPERATIONS_CAP)) {
3299 /* Client that knows how to do posix locks,
3300 * but not posix open/mkdir operations. Set a
3301 * default type for read/write checks. */
3303 lp_set_posix_default_cifsx_readwrite_locktype(POSIX_LOCK);
3309 case SMB_REQUEST_TRANSPORT_ENCRYPTION:
3312 size_t param_len = 0;
3313 size_t data_len = total_data;
3315 if (!lp_unix_extensions()) {
3318 NT_STATUS_INVALID_LEVEL);
3322 if (lp_smb_encrypt(SNUM(conn)) == false) {
3325 NT_STATUS_NOT_SUPPORTED);
3329 DEBUG( 4,("call_trans2setfsinfo: "
3330 "request transport encryption.\n"));
3332 status = srv_request_encryption_setup(conn,
3333 (unsigned char **)ppdata,
3335 (unsigned char **)pparams,
3338 if (!NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED) &&
3339 !NT_STATUS_IS_OK(status)) {
3340 reply_nterror(req, status);
3344 send_trans2_replies(conn, req,
3351 if (NT_STATUS_IS_OK(status)) {
3352 /* Server-side transport
3353 * encryption is now *on*. */
3354 status = srv_encryption_start(conn);
3355 if (!NT_STATUS_IS_OK(status)) {
3356 exit_server_cleanly(
3357 "Failure in setting "
3358 "up encrypted transport");
3364 case SMB_FS_QUOTA_INFORMATION:
3366 files_struct *fsp = NULL;
3367 SMB_NTQUOTA_STRUCT quotas;
3369 ZERO_STRUCT(quotas);
3372 if ((conn->server_info->utok.uid != 0)
3373 ||!CAN_WRITE(conn)) {
3374 DEBUG(0,("set_user_quota: access_denied service [%s] user [%s]\n",
3375 lp_servicename(SNUM(conn)),
3376 conn->server_info->unix_name));
3377 reply_doserror(req, ERRSRV, ERRaccess);
3381 /* note: normaly there're 48 bytes,
3382 * but we didn't use the last 6 bytes for now
3385 fsp = file_fsp(req, SVAL(params,0));
3387 if (!check_fsp_ntquota_handle(conn, req,
3389 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
3391 req, NT_STATUS_INVALID_HANDLE);
3395 if (total_data < 42) {
3396 DEBUG(0,("call_trans2setfsinfo: SET_FS_QUOTA: requires total_data(%d) >= 42 bytes!\n",
3400 NT_STATUS_INVALID_PARAMETER);
3404 /* unknown_1 24 NULL bytes in pdata*/
3406 /* the soft quotas 8 bytes (uint64_t)*/
3407 quotas.softlim = (uint64_t)IVAL(pdata,24);
3408 #ifdef LARGE_SMB_OFF_T
3409 quotas.softlim |= (((uint64_t)IVAL(pdata,28)) << 32);
3410 #else /* LARGE_SMB_OFF_T */
3411 if ((IVAL(pdata,28) != 0)&&
3412 ((quotas.softlim != 0xFFFFFFFF)||
3413 (IVAL(pdata,28)!=0xFFFFFFFF))) {
3414 /* more than 32 bits? */
3417 NT_STATUS_INVALID_PARAMETER);
3420 #endif /* LARGE_SMB_OFF_T */
3422 /* the hard quotas 8 bytes (uint64_t)*/
3423 quotas.hardlim = (uint64_t)IVAL(pdata,32);
3424 #ifdef LARGE_SMB_OFF_T
3425 quotas.hardlim |= (((uint64_t)IVAL(pdata,36)) << 32);
3426 #else /* LARGE_SMB_OFF_T */
3427 if ((IVAL(pdata,36) != 0)&&
3428 ((quotas.hardlim != 0xFFFFFFFF)||
3429 (IVAL(pdata,36)!=0xFFFFFFFF))) {
3430 /* more than 32 bits? */
3433 NT_STATUS_INVALID_PARAMETER);
3436 #endif /* LARGE_SMB_OFF_T */
3438 /* quota_flags 2 bytes **/
3439 quotas.qflags = SVAL(pdata,40);
3441 /* unknown_2 6 NULL bytes follow*/
3443 /* now set the quotas */
3444 if (vfs_set_ntquota(fsp, SMB_USER_FS_QUOTA_TYPE, NULL, "as)!=0) {
3445 DEBUG(0,("vfs_set_ntquota() failed for service [%s]\n",lp_servicename(SNUM(conn))));
3446 reply_doserror(req, ERRSRV, ERRerror);
3453 DEBUG(3,("call_trans2setfsinfo: unknown level (0x%X) not implemented yet.\n",
3455 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
3461 * sending this reply works fine,
3462 * but I'm not sure it's the same
3463 * like windows do...
3466 reply_outbuf(req, 10, 0);
3469 #if defined(HAVE_POSIX_ACLS)
3470 /****************************************************************************
3471 Utility function to count the number of entries in a POSIX acl.
3472 ****************************************************************************/
3474 static unsigned int count_acl_entries(connection_struct *conn, SMB_ACL_T posix_acl)
3476 unsigned int ace_count = 0;
3477 int entry_id = SMB_ACL_FIRST_ENTRY;
3478 SMB_ACL_ENTRY_T entry;
3480 while ( posix_acl && (SMB_VFS_SYS_ACL_GET_ENTRY(conn, posix_acl, entry_id, &entry) == 1)) {
3482 if (entry_id == SMB_ACL_FIRST_ENTRY) {
3483 entry_id = SMB_ACL_NEXT_ENTRY;
3490 /****************************************************************************
3491 Utility function to marshall a POSIX acl into wire format.
3492 ****************************************************************************/
3494 static bool marshall_posix_acl(connection_struct *conn, char *pdata, SMB_STRUCT_STAT *pst, SMB_ACL_T posix_acl)
3496 int entry_id = SMB_ACL_FIRST_ENTRY;
3497 SMB_ACL_ENTRY_T entry;
3499 while ( posix_acl && (SMB_VFS_SYS_ACL_GET_ENTRY(conn, posix_acl, entry_id, &entry) == 1)) {
3500 SMB_ACL_TAG_T tagtype;
3501 SMB_ACL_PERMSET_T permset;
3502 unsigned char perms = 0;
3503 unsigned int own_grp;
3506 if (entry_id == SMB_ACL_FIRST_ENTRY) {
3507 entry_id = SMB_ACL_NEXT_ENTRY;
3510 if (SMB_VFS_SYS_ACL_GET_TAG_TYPE(conn, entry, &tagtype) == -1) {
3511 DEBUG(0,("marshall_posix_acl: SMB_VFS_SYS_ACL_GET_TAG_TYPE failed.\n"));
3515 if (SMB_VFS_SYS_ACL_GET_PERMSET(conn, entry, &permset) == -1) {
3516 DEBUG(0,("marshall_posix_acl: SMB_VFS_SYS_ACL_GET_PERMSET failed.\n"));
3520 perms |= (SMB_VFS_SYS_ACL_GET_PERM(conn, permset, SMB_ACL_READ) ? SMB_POSIX_ACL_READ : 0);
3521 perms |= (SMB_VFS_SYS_ACL_GET_PERM(conn, permset, SMB_ACL_WRITE) ? SMB_POSIX_ACL_WRITE : 0);
3522 perms |= (SMB_VFS_SYS_ACL_GET_PERM(conn, permset, SMB_ACL_EXECUTE) ? SMB_POSIX_ACL_EXECUTE : 0);
3524 SCVAL(pdata,1,perms);
3527 case SMB_ACL_USER_OBJ:
3528 SCVAL(pdata,0,SMB_POSIX_ACL_USER_OBJ);
3529 own_grp = (unsigned int)pst->st_ex_uid;
3530 SIVAL(pdata,2,own_grp);
3535 uid_t *puid = (uid_t *)SMB_VFS_SYS_ACL_GET_QUALIFIER(conn, entry);
3537 DEBUG(0,("marshall_posix_acl: SMB_VFS_SYS_ACL_GET_QUALIFIER failed.\n"));
3540 own_grp = (unsigned int)*puid;
3541 SMB_VFS_SYS_ACL_FREE_QUALIFIER(conn, (void *)puid,tagtype);
3542 SCVAL(pdata,0,SMB_POSIX_ACL_USER);
3543 SIVAL(pdata,2,own_grp);
3547 case SMB_ACL_GROUP_OBJ:
3548 SCVAL(pdata,0,SMB_POSIX_ACL_GROUP_OBJ);
3549 own_grp = (unsigned int)pst->st_ex_gid;
3550 SIVAL(pdata,2,own_grp);
3555 gid_t *pgid= (gid_t *)SMB_VFS_SYS_ACL_GET_QUALIFIER(conn, entry);
3557 DEBUG(0,("marshall_posix_acl: SMB_VFS_SYS_ACL_GET_QUALIFIER failed.\n"));
3560 own_grp = (unsigned int)*pgid;
3561 SMB_VFS_SYS_ACL_FREE_QUALIFIER(conn, (void *)pgid,tagtype);
3562 SCVAL(pdata,0,SMB_POSIX_ACL_GROUP);
3563 SIVAL(pdata,2,own_grp);
3568 SCVAL(pdata,0,SMB_POSIX_ACL_MASK);
3569 SIVAL(pdata,2,0xFFFFFFFF);
3570 SIVAL(pdata,6,0xFFFFFFFF);
3573 SCVAL(pdata,0,SMB_POSIX_ACL_OTHER);
3574 SIVAL(pdata,2,0xFFFFFFFF);
3575 SIVAL(pdata,6,0xFFFFFFFF);
3578 DEBUG(0,("marshall_posix_acl: unknown tagtype.\n"));
3581 pdata += SMB_POSIX_ACL_ENTRY_SIZE;
3588 /****************************************************************************
3589 Store the FILE_UNIX_BASIC info.
3590 ****************************************************************************/
3592 static char *store_file_unix_basic(connection_struct *conn,
3595 const SMB_STRUCT_STAT *psbuf)
3597 DEBUG(10,("store_file_unix_basic: SMB_QUERY_FILE_UNIX_BASIC\n"));
3598 DEBUG(4,("store_file_unix_basic: st_mode=%o\n",(int)psbuf->st_ex_mode));
3600 SOFF_T(pdata,0,get_file_size_stat(psbuf)); /* File size 64 Bit */
3603 SOFF_T(pdata,0,SMB_VFS_GET_ALLOC_SIZE(conn,fsp,psbuf)); /* Number of bytes used on disk - 64 Bit */
3606 put_long_date_timespec(pdata, psbuf->st_ex_ctime); /* Change Time 64 Bit */
3607 put_long_date_timespec(pdata+8, psbuf->st_ex_atime); /* Last access time 64 Bit */
3608 put_long_date_timespec(pdata+16, psbuf->st_ex_mtime); /* Last modification time 64 Bit */
3611 SIVAL(pdata,0,psbuf->st_ex_uid); /* user id for the owner */
3615 SIVAL(pdata,0,psbuf->st_ex_gid); /* group id of owner */
3619 SIVAL(pdata,0,unix_filetype(psbuf->st_ex_mode));
3622 SIVAL(pdata,0,unix_dev_major(psbuf->st_ex_rdev)); /* Major device number if type is device */
3626 SIVAL(pdata,0,unix_dev_minor(psbuf->st_ex_rdev)); /* Minor device number if type is device */
3630 SINO_T_VAL(pdata,0,(SMB_INO_T)psbuf->st_ex_ino); /* inode number */
3633 SIVAL(pdata,0, unix_perms_to_wire(psbuf->st_ex_mode)); /* Standard UNIX file permissions */
3637 SIVAL(pdata,0,psbuf->st_ex_nlink); /* number of hard links */
3644 /* Forward and reverse mappings from the UNIX_INFO2 file flags field and
3645 * the chflags(2) (or equivalent) flags.
3647 * XXX: this really should be behind the VFS interface. To do this, we would
3648 * need to alter SMB_STRUCT_STAT so that it included a flags and a mask field.
3649 * Each VFS module could then implement its own mapping as appropriate for the
3650 * platform. We would then pass the SMB flags into SMB_VFS_CHFLAGS.
3652 static const struct {unsigned stat_fflag; unsigned smb_fflag;}
3656 { UF_NODUMP, EXT_DO_NOT_BACKUP },
3660 { UF_IMMUTABLE, EXT_IMMUTABLE },
3664 { UF_APPEND, EXT_OPEN_APPEND_ONLY },
3668 { UF_HIDDEN, EXT_HIDDEN },
3671 /* Do not remove. We need to guarantee that this array has at least one
3672 * entry to build on HP-UX.
3678 static void map_info2_flags_from_sbuf(const SMB_STRUCT_STAT *psbuf,
3679 uint32 *smb_fflags, uint32 *smb_fmask)
3683 for (i = 0; i < ARRAY_SIZE(info2_flags_map); ++i) {
3684 *smb_fmask |= info2_flags_map[i].smb_fflag;
3685 if (psbuf->st_ex_flags & info2_flags_map[i].stat_fflag) {
3686 *smb_fflags |= info2_flags_map[i].smb_fflag;
3691 static bool map_info2_flags_to_sbuf(const SMB_STRUCT_STAT *psbuf,
3692 const uint32 smb_fflags,
3693 const uint32 smb_fmask,
3696 uint32 max_fmask = 0;
3699 *stat_fflags = psbuf->st_ex_flags;
3701 /* For each flags requested in smb_fmask, check the state of the
3702 * corresponding flag in smb_fflags and set or clear the matching
3706 for (i = 0; i < ARRAY_SIZE(info2_flags_map); ++i) {
3707 max_fmask |= info2_flags_map[i].smb_fflag;
3708 if (smb_fmask & info2_flags_map[i].smb_fflag) {
3709 if (smb_fflags & info2_flags_map[i].smb_fflag) {
3710 *stat_fflags |= info2_flags_map[i].stat_fflag;
3712 *stat_fflags &= ~info2_flags_map[i].stat_fflag;
3717 /* If smb_fmask is asking to set any bits that are not supported by
3718 * our flag mappings, we should fail.
3720 if ((smb_fmask & max_fmask) != smb_fmask) {
3728 /* Just like SMB_QUERY_FILE_UNIX_BASIC, but with the addition
3729 * of file flags and birth (create) time.
3731 static char *store_file_unix_basic_info2(connection_struct *conn,
3734 const SMB_STRUCT_STAT *psbuf)
3736 uint32 file_flags = 0;
3737 uint32 flags_mask = 0;
3739 pdata = store_file_unix_basic(conn, pdata, fsp, psbuf);
3741 /* Create (birth) time 64 bit */
3742 put_long_date_timespec(pdata, psbuf->st_ex_btime);
3745 map_info2_flags_from_sbuf(psbuf, &file_flags, &flags_mask);
3746 SIVAL(pdata, 0, file_flags); /* flags */
3747 SIVAL(pdata, 4, flags_mask); /* mask */
3753 static NTSTATUS marshall_stream_info(unsigned int num_streams,
3754 const struct stream_struct *streams,
3756 unsigned int max_data_bytes,
3757 unsigned int *data_size)
3760 unsigned int ofs = 0;
3762 for (i = 0; i < num_streams && ofs <= max_data_bytes; i++) {
3763 unsigned int next_offset;
3765 smb_ucs2_t *namebuf;
3767 if (!push_ucs2_talloc(talloc_tos(), &namebuf,
3768 streams[i].name, &namelen) ||
3771 return NT_STATUS_INVALID_PARAMETER;
3775 * name_buf is now null-terminated, we need to marshall as not
3781 SIVAL(data, ofs+4, namelen);
3782 SOFF_T(data, ofs+8, streams[i].size);
3783 SOFF_T(data, ofs+16, streams[i].alloc_size);
3784 memcpy(data+ofs+24, namebuf, namelen);
3785 TALLOC_FREE(namebuf);
3787 next_offset = ofs + 24 + namelen;
3789 if (i == num_streams-1) {
3790 SIVAL(data, ofs, 0);
3793 unsigned int align = ndr_align_size(next_offset, 8);
3795 memset(data+next_offset, 0, align);
3796 next_offset += align;
3798 SIVAL(data, ofs, next_offset - ofs);
3807 return NT_STATUS_OK;
3810 /****************************************************************************
3811 Reply to a TRANSACT2_QFILEINFO on a PIPE !
3812 ****************************************************************************/
3814 static void call_trans2qpipeinfo(connection_struct *conn,
3815 struct smb_request *req,
3816 unsigned int tran_call,
3817 char **pparams, int total_params,
3818 char **ppdata, int total_data,
3819 unsigned int max_data_bytes)
3821 char *params = *pparams;
3822 char *pdata = *ppdata;
3823 unsigned int data_size = 0;
3824 unsigned int param_size = 2;
3829 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
3833 if (total_params < 4) {
3834 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
3838 fsp = file_fsp(req, SVAL(params,0));
3839 if (!fsp_is_np(fsp)) {
3840 reply_nterror(req, NT_STATUS_INVALID_HANDLE);
3844 info_level = SVAL(params,2);
3846 *pparams = (char *)SMB_REALLOC(*pparams,2);
3847 if (*pparams == NULL) {
3848 reply_nterror(req, NT_STATUS_NO_MEMORY);
3853 data_size = max_data_bytes + DIR_ENTRY_SAFETY_MARGIN;
3854 *ppdata = (char *)SMB_REALLOC(*ppdata, data_size);
3855 if (*ppdata == NULL ) {
3856 reply_nterror(req, NT_STATUS_NO_MEMORY);
3861 switch (info_level) {
3862 case SMB_FILE_STANDARD_INFORMATION:
3864 SOFF_T(pdata,0,4096LL);
3871 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
3875 send_trans2_replies(conn, req, params, param_size, *ppdata, data_size,
3881 NTSTATUS smbd_do_qfilepathinfo(connection_struct *conn,
3882 TALLOC_CTX *mem_ctx,
3883 uint16_t info_level,
3885 const struct smb_filename *smb_fname,
3886 bool delete_pending,
3887 struct timespec write_time_ts,
3889 struct ea_list *ea_list,
3890 int lock_data_count,
3893 unsigned int max_data_bytes,
3895 unsigned int *pdata_size)
3897 char *pdata = *ppdata;
3898 char *dstart, *dend;
3899 unsigned int data_size;
3900 struct timespec create_time_ts, mtime_ts, atime_ts;
3901 time_t create_time, mtime, atime;
3902 SMB_STRUCT_STAT sbuf;
3910 uint64_t file_size = 0;
3912 uint64_t allocation_size = 0;
3913 uint64_t file_index = 0;
3914 uint32_t access_mask = 0;
3916 sbuf = smb_fname->st;
3918 if (INFO_LEVEL_IS_UNIX(info_level) && !lp_unix_extensions()) {
3919 return NT_STATUS_INVALID_LEVEL;
3922 status = get_full_smb_filename(mem_ctx, smb_fname, &fname);
3923 if (!NT_STATUS_IS_OK(status)) {
3927 DEBUG(5,("smbd_do_qfilepathinfo: %s (fnum = %d) level=%d max_data=%u\n",
3928 fname, fsp ? fsp->fnum : -1, info_level, max_data_bytes));
3931 mode = dos_mode_msdfs(conn, smb_fname);
3933 mode = dos_mode(conn, smb_fname);
3936 mode = FILE_ATTRIBUTE_NORMAL;
3938 nlink = sbuf.st_ex_nlink;
3940 if (nlink && (mode&aDIR)) {
3944 if ((nlink > 0) && delete_pending) {
3948 data_size = max_data_bytes + DIR_ENTRY_SAFETY_MARGIN;
3949 *ppdata = (char *)SMB_REALLOC(*ppdata, data_size);
3950 if (*ppdata == NULL) {
3951 return NT_STATUS_NO_MEMORY;
3955 dend = dstart + data_size - 1;
3957 if (!null_timespec(write_time_ts) && !INFO_LEVEL_IS_UNIX(info_level)) {
3958 update_stat_ex_mtime(&sbuf, write_time_ts);
3961 create_time_ts = sbuf.st_ex_btime;
3962 mtime_ts = sbuf.st_ex_mtime;
3963 atime_ts = sbuf.st_ex_atime;
3965 if (lp_dos_filetime_resolution(SNUM(conn))) {
3966 dos_filetime_timespec(&create_time_ts);
3967 dos_filetime_timespec(&mtime_ts);
3968 dos_filetime_timespec(&atime_ts);
3971 create_time = convert_timespec_to_time_t(create_time_ts);
3972 mtime = convert_timespec_to_time_t(mtime_ts);
3973 atime = convert_timespec_to_time_t(atime_ts);
3975 p = strrchr_m(smb_fname->base_name,'/');
3977 base_name = smb_fname->base_name;
3981 /* NT expects the name to be in an exact form of the *full*
3982 filename. See the trans2 torture test */
3983 if (ISDOT(base_name)) {
3984 dos_fname = talloc_strdup(mem_ctx, "\\");
3986 return NT_STATUS_NO_MEMORY;
3989 dos_fname = talloc_asprintf(mem_ctx,
3993 return NT_STATUS_NO_MEMORY;
3995 string_replace(dos_fname, '/', '\\');
3998 allocation_size = SMB_VFS_GET_ALLOC_SIZE(conn, fsp, &sbuf);
4001 /* Do we have this path open ? */
4003 struct file_id fileid = vfs_file_id_from_sbuf(conn, &sbuf);
4004 fsp1 = file_find_di_first(fileid);
4005 if (fsp1 && fsp1->initial_allocation_size) {
4006 allocation_size = SMB_VFS_GET_ALLOC_SIZE(conn, fsp1, &sbuf);
4010 if (!(mode & aDIR)) {
4011 file_size = get_file_size_stat(&sbuf);
4014 if (fsp && fsp->fh) {
4015 pos = fsp->fh->position_information;
4019 access_mask = fsp->access_mask;
4021 /* GENERIC_EXECUTE mapping from Windows */
4022 access_mask = 0x12019F;
4025 /* This should be an index number - looks like
4028 I think this causes us to fail the IFSKIT
4029 BasicFileInformationTest. -tpot */
4030 file_index = ((sbuf.st_ex_ino) & UINT32_MAX); /* FileIndexLow */
4031 file_index |= ((sbuf.st_ex_dev) & UINT32_MAX) << 32; /* FileIndexHigh */
4033 switch (info_level) {
4034 case SMB_INFO_STANDARD:
4035 DEBUG(10,("smbd_do_qfilepathinfo: SMB_INFO_STANDARD\n"));
4037 srv_put_dos_date2(pdata,l1_fdateCreation,create_time);
4038 srv_put_dos_date2(pdata,l1_fdateLastAccess,atime);
4039 srv_put_dos_date2(pdata,l1_fdateLastWrite,mtime); /* write time */
4040 SIVAL(pdata,l1_cbFile,(uint32)file_size);
4041 SIVAL(pdata,l1_cbFileAlloc,(uint32)allocation_size);
4042 SSVAL(pdata,l1_attrFile,mode);
4045 case SMB_INFO_QUERY_EA_SIZE:
4047 unsigned int ea_size = estimate_ea_size(conn, fsp, fname);
4048 DEBUG(10,("smbd_do_qfilepathinfo: SMB_INFO_QUERY_EA_SIZE\n"));
4050 srv_put_dos_date2(pdata,0,create_time);
4051 srv_put_dos_date2(pdata,4,atime);
4052 srv_put_dos_date2(pdata,8,mtime); /* write time */
4053 SIVAL(pdata,12,(uint32)file_size);
4054 SIVAL(pdata,16,(uint32)allocation_size);
4055 SSVAL(pdata,20,mode);
4056 SIVAL(pdata,22,ea_size);
4060 case SMB_INFO_IS_NAME_VALID:
4061 DEBUG(10,("smbd_do_qfilepathinfo: SMB_INFO_IS_NAME_VALID\n"));
4063 /* os/2 needs this ? really ?*/
4064 return NT_STATUS_DOS(ERRDOS, ERRbadfunc);
4066 /* This is only reached for qpathinfo */
4070 case SMB_INFO_QUERY_EAS_FROM_LIST:
4072 size_t total_ea_len = 0;
4073 struct ea_list *ea_file_list = NULL;
4075 DEBUG(10,("smbd_do_qfilepathinfo: SMB_INFO_QUERY_EAS_FROM_LIST\n"));
4077 ea_file_list = get_ea_list_from_file(mem_ctx, conn, fsp, fname, &total_ea_len);
4078 ea_list = ea_list_union(ea_list, ea_file_list, &total_ea_len);
4080 if (!ea_list || (total_ea_len > data_size)) {
4082 SIVAL(pdata,0,4); /* EA List Length must be set to 4 if no EA's. */
4086 data_size = fill_ea_buffer(mem_ctx, pdata, data_size, conn, ea_list);
4090 case SMB_INFO_QUERY_ALL_EAS:
4092 /* We have data_size bytes to put EA's into. */
4093 size_t total_ea_len = 0;
4095 DEBUG(10,("smbd_do_qfilepathinfo: SMB_INFO_QUERY_ALL_EAS\n"));
4097 ea_list = get_ea_list_from_file(mem_ctx, conn, fsp, fname, &total_ea_len);
4098 if (!ea_list || (total_ea_len > data_size)) {
4100 SIVAL(pdata,0,4); /* EA List Length must be set to 4 if no EA's. */
4104 data_size = fill_ea_buffer(mem_ctx, pdata, data_size, conn, ea_list);
4108 case SMB_FILE_BASIC_INFORMATION:
4109 case SMB_QUERY_FILE_BASIC_INFO:
4111 if (info_level == SMB_QUERY_FILE_BASIC_INFO) {
4112 DEBUG(10,("smbd_do_qfilepathinfo: SMB_QUERY_FILE_BASIC_INFO\n"));
4113 data_size = 36; /* w95 returns 40 bytes not 36 - why ?. */
4115 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_BASIC_INFORMATION\n"));
4119 put_long_date_timespec(pdata,create_time_ts);
4120 put_long_date_timespec(pdata+8,atime_ts);
4121 put_long_date_timespec(pdata+16,mtime_ts); /* write time */
4122 put_long_date_timespec(pdata+24,mtime_ts); /* change time */
4123 SIVAL(pdata,32,mode);
4125 DEBUG(5,("SMB_QFBI - "));
4126 DEBUG(5,("create: %s ", ctime(&create_time)));
4127 DEBUG(5,("access: %s ", ctime(&atime)));
4128 DEBUG(5,("write: %s ", ctime(&mtime)));
4129 DEBUG(5,("change: %s ", ctime(&mtime)));
4130 DEBUG(5,("mode: %x\n", mode));
4133 case SMB_FILE_STANDARD_INFORMATION:
4134 case SMB_QUERY_FILE_STANDARD_INFO:
4136 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_STANDARD_INFORMATION\n"));
4138 SOFF_T(pdata,0,allocation_size);
4139 SOFF_T(pdata,8,file_size);
4140 SIVAL(pdata,16,nlink);
4141 SCVAL(pdata,20,delete_pending?1:0);
4142 SCVAL(pdata,21,(mode&aDIR)?1:0);
4143 SSVAL(pdata,22,0); /* Padding. */
4146 case SMB_FILE_EA_INFORMATION:
4147 case SMB_QUERY_FILE_EA_INFO:
4149 unsigned int ea_size = estimate_ea_size(conn, fsp, fname);
4150 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_EA_INFORMATION\n"));
4152 SIVAL(pdata,0,ea_size);
4156 /* Get the 8.3 name - used if NT SMB was negotiated. */
4157 case SMB_QUERY_FILE_ALT_NAME_INFO:
4158 case SMB_FILE_ALTERNATE_NAME_INFORMATION:
4161 char mangled_name[13];
4162 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_ALTERNATE_NAME_INFORMATION\n"));
4163 if (!name_to_8_3(base_name,mangled_name,
4164 True,conn->params)) {
4165 return NT_STATUS_NO_MEMORY;
4167 len = srvstr_push(dstart, flags2,
4168 pdata+4, mangled_name,
4169 PTR_DIFF(dend, pdata+4),
4171 data_size = 4 + len;
4176 case SMB_QUERY_FILE_NAME_INFO:
4180 this must be *exactly* right for ACLs on mapped drives to work
4182 len = srvstr_push(dstart, flags2,
4184 PTR_DIFF(dend, pdata+4),
4186 DEBUG(10,("smbd_do_qfilepathinfo: SMB_QUERY_FILE_NAME_INFO\n"));
4187 data_size = 4 + len;
4192 case SMB_FILE_ALLOCATION_INFORMATION:
4193 case SMB_QUERY_FILE_ALLOCATION_INFO:
4194 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_ALLOCATION_INFORMATION\n"));
4196 SOFF_T(pdata,0,allocation_size);
4199 case SMB_FILE_END_OF_FILE_INFORMATION:
4200 case SMB_QUERY_FILE_END_OF_FILEINFO:
4201 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_END_OF_FILE_INFORMATION\n"));
4203 SOFF_T(pdata,0,file_size);
4206 case SMB_QUERY_FILE_ALL_INFO:
4207 case SMB_FILE_ALL_INFORMATION:
4210 unsigned int ea_size = estimate_ea_size(conn, fsp, fname);
4211 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_ALL_INFORMATION\n"));
4212 put_long_date_timespec(pdata,create_time_ts);
4213 put_long_date_timespec(pdata+8,atime_ts);
4214 put_long_date_timespec(pdata+16,mtime_ts); /* write time */
4215 put_long_date_timespec(pdata+24,mtime_ts); /* change time */
4216 SIVAL(pdata,32,mode);
4217 SIVAL(pdata,36,0); /* padding. */
4219 SOFF_T(pdata,0,allocation_size);
4220 SOFF_T(pdata,8,file_size);
4221 SIVAL(pdata,16,nlink);
4222 SCVAL(pdata,20,delete_pending);
4223 SCVAL(pdata,21,(mode&aDIR)?1:0);
4226 SIVAL(pdata,0,ea_size);
4227 pdata += 4; /* EA info */
4228 len = srvstr_push(dstart, flags2,
4230 PTR_DIFF(dend, pdata+4),
4234 data_size = PTR_DIFF(pdata,(*ppdata));
4237 case SMB_FILE_INTERNAL_INFORMATION:
4239 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_INTERNAL_INFORMATION\n"));
4240 SBVAL(pdata, 0, file_index);
4244 case SMB_FILE_ACCESS_INFORMATION:
4245 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_ACCESS_INFORMATION\n"));
4246 SIVAL(pdata, 0, access_mask);
4250 case SMB_FILE_NAME_INFORMATION:
4251 /* Pathname with leading '\'. */
4254 byte_len = dos_PutUniCode(pdata+4,dos_fname,(size_t)max_data_bytes,False);
4255 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_NAME_INFORMATION\n"));
4256 SIVAL(pdata,0,byte_len);
4257 data_size = 4 + byte_len;
4261 case SMB_FILE_DISPOSITION_INFORMATION:
4262 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_DISPOSITION_INFORMATION\n"));
4264 SCVAL(pdata,0,delete_pending);
4267 case SMB_FILE_POSITION_INFORMATION:
4268 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_POSITION_INFORMATION\n"));
4270 SOFF_T(pdata,0,pos);
4273 case SMB_FILE_MODE_INFORMATION:
4274 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_MODE_INFORMATION\n"));
4275 SIVAL(pdata,0,mode);
4279 case SMB_FILE_ALIGNMENT_INFORMATION:
4280 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_ALIGNMENT_INFORMATION\n"));
4281 SIVAL(pdata,0,0); /* No alignment needed. */
4286 * NT4 server just returns "invalid query" to this - if we try
4287 * to answer it then NTws gets a BSOD! (tridge). W2K seems to
4290 /* The first statement above is false - verified using Thursby
4291 * client against NT4 -- gcolley.
4293 case SMB_QUERY_FILE_STREAM_INFO:
4294 case SMB_FILE_STREAM_INFORMATION: {
4295 unsigned int num_streams;
4296 struct stream_struct *streams;
4298 DEBUG(10,("smbd_do_qfilepathinfo: "
4299 "SMB_FILE_STREAM_INFORMATION\n"));
4301 status = SMB_VFS_STREAMINFO(
4302 conn, fsp, fname, talloc_tos(),
4303 &num_streams, &streams);
4305 if (!NT_STATUS_IS_OK(status)) {
4306 DEBUG(10, ("could not get stream info: %s\n",
4307 nt_errstr(status)));
4311 status = marshall_stream_info(num_streams, streams,
4312 pdata, max_data_bytes,
4315 if (!NT_STATUS_IS_OK(status)) {
4316 DEBUG(10, ("marshall_stream_info failed: %s\n",
4317 nt_errstr(status)));
4321 TALLOC_FREE(streams);
4325 case SMB_QUERY_COMPRESSION_INFO:
4326 case SMB_FILE_COMPRESSION_INFORMATION:
4327 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_COMPRESSION_INFORMATION\n"));
4328 SOFF_T(pdata,0,file_size);
4329 SIVAL(pdata,8,0); /* ??? */
4330 SIVAL(pdata,12,0); /* ??? */
4334 case SMB_FILE_NETWORK_OPEN_INFORMATION:
4335 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_NETWORK_OPEN_INFORMATION\n"));
4336 put_long_date_timespec(pdata,create_time_ts);
4337 put_long_date_timespec(pdata+8,atime_ts);
4338 put_long_date_timespec(pdata+16,mtime_ts); /* write time */
4339 put_long_date_timespec(pdata+24,mtime_ts); /* change time */
4340 SOFF_T(pdata,32,allocation_size);
4341 SOFF_T(pdata,40,file_size);
4342 SIVAL(pdata,48,mode);
4343 SIVAL(pdata,52,0); /* ??? */
4347 case SMB_FILE_ATTRIBUTE_TAG_INFORMATION:
4348 DEBUG(10,("smbd_do_qfilepathinfo: SMB_FILE_ATTRIBUTE_TAG_INFORMATION\n"));
4349 SIVAL(pdata,0,mode);
4355 * CIFS UNIX Extensions.
4358 case SMB_QUERY_FILE_UNIX_BASIC:
4360 pdata = store_file_unix_basic(conn, pdata, fsp, &sbuf);
4361 data_size = PTR_DIFF(pdata,(*ppdata));
4365 DEBUG(4,("smbd_do_qfilepathinfo: SMB_QUERY_FILE_UNIX_BASIC "));
4367 for (i=0; i<100; i++)
4368 DEBUG(4,("%d=%x, ",i, (*ppdata)[i]));
4374 case SMB_QUERY_FILE_UNIX_INFO2:
4376 pdata = store_file_unix_basic_info2(conn, pdata, fsp, &sbuf);
4377 data_size = PTR_DIFF(pdata,(*ppdata));
4381 DEBUG(4,("smbd_do_qfilepathinfo: SMB_QUERY_FILE_UNIX_INFO2 "));
4383 for (i=0; i<100; i++)
4384 DEBUG(4,("%d=%x, ",i, (*ppdata)[i]));
4390 case SMB_QUERY_FILE_UNIX_LINK:
4393 char *buffer = TALLOC_ARRAY(mem_ctx, char, PATH_MAX+1);
4396 return NT_STATUS_NO_MEMORY;
4399 DEBUG(10,("smbd_do_qfilepathinfo: SMB_QUERY_FILE_UNIX_LINK\n"));
4401 if(!S_ISLNK(sbuf.st_ex_mode)) {
4402 return NT_STATUS_DOS(ERRSRV, ERRbadlink);
4405 return NT_STATUS_DOS(ERRDOS, ERRbadlink);
4407 len = SMB_VFS_READLINK(conn,fname,
4410 return map_nt_error_from_unix(errno);
4413 len = srvstr_push(dstart, flags2,
4415 PTR_DIFF(dend, pdata),
4418 data_size = PTR_DIFF(pdata,(*ppdata));
4423 #if defined(HAVE_POSIX_ACLS)
4424 case SMB_QUERY_POSIX_ACL:
4426 SMB_ACL_T file_acl = NULL;
4427 SMB_ACL_T def_acl = NULL;
4428 uint16 num_file_acls = 0;
4429 uint16 num_def_acls = 0;
4431 if (fsp && !fsp->is_directory && (fsp->fh->fd != -1)) {
4432 file_acl = SMB_VFS_SYS_ACL_GET_FD(fsp);
4434 file_acl = SMB_VFS_SYS_ACL_GET_FILE(conn, fname, SMB_ACL_TYPE_ACCESS);
4437 if (file_acl == NULL && no_acl_syscall_error(errno)) {
4438 DEBUG(5,("smbd_do_qfilepathinfo: ACLs not implemented on filesystem containing %s\n",
4440 return NT_STATUS_NOT_IMPLEMENTED;
4443 if (S_ISDIR(sbuf.st_ex_mode)) {
4444 if (fsp && fsp->is_directory) {
4445 def_acl = SMB_VFS_SYS_ACL_GET_FILE(conn, fsp->fsp_name, SMB_ACL_TYPE_DEFAULT);
4447 def_acl = SMB_VFS_SYS_ACL_GET_FILE(conn, fname, SMB_ACL_TYPE_DEFAULT);
4449 def_acl = free_empty_sys_acl(conn, def_acl);
4452 num_file_acls = count_acl_entries(conn, file_acl);
4453 num_def_acls = count_acl_entries(conn, def_acl);
4455 if ( data_size < (num_file_acls + num_def_acls)*SMB_POSIX_ACL_ENTRY_SIZE + SMB_POSIX_ACL_HEADER_SIZE) {
4456 DEBUG(5,("smbd_do_qfilepathinfo: data_size too small (%u) need %u\n",
4458 (unsigned int)((num_file_acls + num_def_acls)*SMB_POSIX_ACL_ENTRY_SIZE +
4459 SMB_POSIX_ACL_HEADER_SIZE) ));
4461 SMB_VFS_SYS_ACL_FREE_ACL(conn, file_acl);
4464 SMB_VFS_SYS_ACL_FREE_ACL(conn, def_acl);
4466 return NT_STATUS_BUFFER_TOO_SMALL;
4469 SSVAL(pdata,0,SMB_POSIX_ACL_VERSION);
4470 SSVAL(pdata,2,num_file_acls);
4471 SSVAL(pdata,4,num_def_acls);
4472 if (!marshall_posix_acl(conn, pdata + SMB_POSIX_ACL_HEADER_SIZE, &sbuf, file_acl)) {
4474 SMB_VFS_SYS_ACL_FREE_ACL(conn, file_acl);
4477 SMB_VFS_SYS_ACL_FREE_ACL(conn, def_acl);
4479 return NT_STATUS_INTERNAL_ERROR;
4481 if (!marshall_posix_acl(conn, pdata + SMB_POSIX_ACL_HEADER_SIZE + (num_file_acls*SMB_POSIX_ACL_ENTRY_SIZE), &sbuf, def_acl)) {
4483 SMB_VFS_SYS_ACL_FREE_ACL(conn, file_acl);
4486 SMB_VFS_SYS_ACL_FREE_ACL(conn, def_acl);
4488 return NT_STATUS_INTERNAL_ERROR;
4492 SMB_VFS_SYS_ACL_FREE_ACL(conn, file_acl);
4495 SMB_VFS_SYS_ACL_FREE_ACL(conn, def_acl);
4497 data_size = (num_file_acls + num_def_acls)*SMB_POSIX_ACL_ENTRY_SIZE + SMB_POSIX_ACL_HEADER_SIZE;
4503 case SMB_QUERY_POSIX_LOCK:
4508 enum brl_type lock_type;
4510 if (lock_data_count != POSIX_LOCK_DATA_SIZE) {
4511 return NT_STATUS_INVALID_PARAMETER;
4514 switch (SVAL(pdata, POSIX_LOCK_TYPE_OFFSET)) {
4515 case POSIX_LOCK_TYPE_READ:
4516 lock_type = READ_LOCK;
4518 case POSIX_LOCK_TYPE_WRITE:
4519 lock_type = WRITE_LOCK;
4521 case POSIX_LOCK_TYPE_UNLOCK:
4523 /* There's no point in asking for an unlock... */
4524 return NT_STATUS_INVALID_PARAMETER;
4527 lock_pid = IVAL(pdata, POSIX_LOCK_PID_OFFSET);
4528 #if defined(HAVE_LONGLONG)
4529 offset = (((uint64_t) IVAL(pdata,(POSIX_LOCK_START_OFFSET+4))) << 32) |
4530 ((uint64_t) IVAL(pdata,POSIX_LOCK_START_OFFSET));
4531 count = (((uint64_t) IVAL(pdata,(POSIX_LOCK_LEN_OFFSET+4))) << 32) |
4532 ((uint64_t) IVAL(pdata,POSIX_LOCK_LEN_OFFSET));
4533 #else /* HAVE_LONGLONG */
4534 offset = (uint64_t)IVAL(pdata,POSIX_LOCK_START_OFFSET);
4535 count = (uint64_t)IVAL(pdata,POSIX_LOCK_LEN_OFFSET);
4536 #endif /* HAVE_LONGLONG */
4538 status = query_lock(fsp,
4545 if (ERROR_WAS_LOCK_DENIED(status)) {
4546 /* Here we need to report who has it locked... */
4547 data_size = POSIX_LOCK_DATA_SIZE;
4549 SSVAL(pdata, POSIX_LOCK_TYPE_OFFSET, lock_type);
4550 SSVAL(pdata, POSIX_LOCK_FLAGS_OFFSET, 0);
4551 SIVAL(pdata, POSIX_LOCK_PID_OFFSET, lock_pid);
4552 #if defined(HAVE_LONGLONG)
4553 SIVAL(pdata, POSIX_LOCK_START_OFFSET, (uint32)(offset & 0xFFFFFFFF));
4554 SIVAL(pdata, POSIX_LOCK_START_OFFSET + 4, (uint32)((offset >> 32) & 0xFFFFFFFF));
4555 SIVAL(pdata, POSIX_LOCK_LEN_OFFSET, (uint32)(count & 0xFFFFFFFF));
4556 SIVAL(pdata, POSIX_LOCK_LEN_OFFSET + 4, (uint32)((count >> 32) & 0xFFFFFFFF));
4557 #else /* HAVE_LONGLONG */
4558 SIVAL(pdata, POSIX_LOCK_START_OFFSET, offset);
4559 SIVAL(pdata, POSIX_LOCK_LEN_OFFSET, count);
4560 #endif /* HAVE_LONGLONG */
4562 } else if (NT_STATUS_IS_OK(status)) {
4563 /* For success we just return a copy of what we sent
4564 with the lock type set to POSIX_LOCK_TYPE_UNLOCK. */
4565 data_size = POSIX_LOCK_DATA_SIZE;
4566 memcpy(pdata, lock_data, POSIX_LOCK_DATA_SIZE);
4567 SSVAL(pdata, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_UNLOCK);
4575 return NT_STATUS_INVALID_LEVEL;
4578 *pdata_size = data_size;
4579 return NT_STATUS_OK;
4582 /****************************************************************************
4583 Reply to a TRANS2_QFILEPATHINFO or TRANSACT2_QFILEINFO (query file info by
4584 file name or file id).
4585 ****************************************************************************/
4587 static void call_trans2qfilepathinfo(connection_struct *conn,
4588 struct smb_request *req,
4589 unsigned int tran_call,
4590 char **pparams, int total_params,
4591 char **ppdata, int total_data,
4592 unsigned int max_data_bytes)
4594 char *params = *pparams;
4595 char *pdata = *ppdata;
4597 unsigned int data_size = 0;
4598 unsigned int param_size = 2;
4600 struct smb_filename *smb_fname = NULL;
4601 bool delete_pending = False;
4602 struct timespec write_time_ts;
4603 files_struct *fsp = NULL;
4604 struct file_id fileid;
4605 struct ea_list *ea_list = NULL;
4606 int lock_data_count = 0;
4607 char *lock_data = NULL;
4608 bool ms_dfs_link = false;
4609 NTSTATUS status = NT_STATUS_OK;
4612 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4616 ZERO_STRUCT(write_time_ts);
4618 if (tran_call == TRANSACT2_QFILEINFO) {
4619 if (total_params < 4) {
4620 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4625 call_trans2qpipeinfo(conn, req, tran_call,
4626 pparams, total_params,
4632 fsp = file_fsp(req, SVAL(params,0));
4633 info_level = SVAL(params,2);
4635 DEBUG(3,("call_trans2qfilepathinfo: TRANSACT2_QFILEINFO: level = %d\n", info_level));
4637 if (INFO_LEVEL_IS_UNIX(info_level) && !lp_unix_extensions()) {
4638 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
4642 /* Initial check for valid fsp ptr. */
4643 if (!check_fsp_open(conn, req, fsp)) {
4647 fname = talloc_strdup(talloc_tos(),fsp->fsp_name);
4649 reply_nterror(req, NT_STATUS_NO_MEMORY);
4653 status = create_synthetic_smb_fname_split(talloc_tos(), fname,
4655 if (!NT_STATUS_IS_OK(status)) {
4656 reply_nterror(req, status);
4660 if(fsp->fake_file_handle) {
4662 * This is actually for the QUOTA_FAKE_FILE --metze
4665 /* We know this name is ok, it's already passed the checks. */
4667 } else if(fsp && (fsp->is_directory || fsp->fh->fd == -1)) {
4669 * This is actually a QFILEINFO on a directory
4670 * handle (returned from an NT SMB). NT5.0 seems
4671 * to do this call. JRA.
4674 if (INFO_LEVEL_IS_UNIX(info_level)) {
4675 /* Always do lstat for UNIX calls. */
4676 if (SMB_VFS_LSTAT(conn, smb_fname)) {
4677 DEBUG(3,("call_trans2qfilepathinfo: "
4678 "SMB_VFS_LSTAT of %s failed "
4680 smb_fname_str_dbg(smb_fname),
4683 map_nt_error_from_unix(errno));
4686 } else if (SMB_VFS_STAT(conn, smb_fname)) {
4687 DEBUG(3,("call_trans2qfilepathinfo: "
4688 "SMB_VFS_STAT of %s failed (%s)\n",
4689 smb_fname_str_dbg(smb_fname),
4692 map_nt_error_from_unix(errno));
4696 fileid = vfs_file_id_from_sbuf(conn, &smb_fname->st);
4697 get_file_infos(fileid, &delete_pending, &write_time_ts);
4700 * Original code - this is an open file.
4702 if (!check_fsp(conn, req, fsp)) {
4706 if (SMB_VFS_FSTAT(fsp, &smb_fname->st) != 0) {
4707 DEBUG(3, ("fstat of fnum %d failed (%s)\n",
4708 fsp->fnum, strerror(errno)));
4710 map_nt_error_from_unix(errno));
4713 fileid = vfs_file_id_from_sbuf(conn, &smb_fname->st);
4714 get_file_infos(fileid, &delete_pending, &write_time_ts);
4719 if (total_params < 7) {
4720 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
4724 info_level = SVAL(params,0);
4726 DEBUG(3,("call_trans2qfilepathinfo: TRANSACT2_QPATHINFO: level = %d\n", info_level));
4728 if (INFO_LEVEL_IS_UNIX(info_level) && !lp_unix_extensions()) {
4729 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
4733 srvstr_get_path(req, params, req->flags2, &fname, ¶ms[6],
4735 STR_TERMINATE, &status);
4736 if (!NT_STATUS_IS_OK(status)) {
4737 reply_nterror(req, status);
4741 status = filename_convert(req,
4743 req->flags2 & FLAGS2_DFS_PATHNAMES,
4747 if (!NT_STATUS_IS_OK(status)) {
4748 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
4749 reply_botherror(req,
4750 NT_STATUS_PATH_NOT_COVERED,
4751 ERRSRV, ERRbadpath);
4754 reply_nterror(req, status);
4758 /* If this is a stream, check if there is a delete_pending. */
4759 if ((conn->fs_capabilities & FILE_NAMED_STREAMS)
4760 && is_ntfs_stream_smb_fname(smb_fname)) {
4761 struct smb_filename *smb_fname_base = NULL;
4763 /* Create an smb_filename with stream_name == NULL. */
4765 create_synthetic_smb_fname(talloc_tos(),
4766 smb_fname->base_name,
4769 if (!NT_STATUS_IS_OK(status)) {
4770 reply_nterror(req, status);
4774 if (INFO_LEVEL_IS_UNIX(info_level)) {
4775 /* Always do lstat for UNIX calls. */
4776 if (SMB_VFS_LSTAT(conn, smb_fname_base) != 0) {
4777 DEBUG(3,("call_trans2qfilepathinfo: "
4778 "SMB_VFS_LSTAT of %s failed "
4780 smb_fname_str_dbg(smb_fname_base),
4782 TALLOC_FREE(smb_fname_base);
4784 map_nt_error_from_unix(errno));
4788 if (SMB_VFS_STAT(conn, smb_fname_base) != 0) {
4789 DEBUG(3,("call_trans2qfilepathinfo: "
4790 "fileinfo of %s failed "
4792 smb_fname_str_dbg(smb_fname_base),
4794 TALLOC_FREE(smb_fname_base);
4796 map_nt_error_from_unix(errno));
4801 fileid = vfs_file_id_from_sbuf(conn,
4802 &smb_fname_base->st);
4803 TALLOC_FREE(smb_fname_base);
4804 get_file_infos(fileid, &delete_pending, NULL);
4805 if (delete_pending) {
4806 reply_nterror(req, NT_STATUS_DELETE_PENDING);
4811 if (INFO_LEVEL_IS_UNIX(info_level)) {
4812 /* Always do lstat for UNIX calls. */
4813 if (SMB_VFS_LSTAT(conn, smb_fname)) {
4814 DEBUG(3,("call_trans2qfilepathinfo: "
4815 "SMB_VFS_LSTAT of %s failed (%s)\n",
4816 smb_fname_str_dbg(smb_fname),
4819 map_nt_error_from_unix(errno));
4823 } else if (!VALID_STAT(smb_fname->st) &&
4824 SMB_VFS_STAT(conn, smb_fname) &&
4825 (info_level != SMB_INFO_IS_NAME_VALID)) {
4826 ms_dfs_link = check_msdfs_link(conn, fname,
4830 DEBUG(3,("call_trans2qfilepathinfo: "
4831 "SMB_VFS_STAT of %s failed (%s)\n",
4832 smb_fname_str_dbg(smb_fname),
4835 map_nt_error_from_unix(errno));
4840 fileid = vfs_file_id_from_sbuf(conn, &smb_fname->st);
4841 get_file_infos(fileid, &delete_pending, &write_time_ts);
4842 if (delete_pending) {
4843 reply_nterror(req, NT_STATUS_DELETE_PENDING);
4848 DEBUG(3,("call_trans2qfilepathinfo %s (fnum = %d) level=%d call=%d total_data=%d\n",
4849 fname,fsp ? fsp->fnum : -1, info_level,tran_call,total_data));
4851 /* Pull out any data sent here before we realloc. */
4852 switch (info_level) {
4853 case SMB_INFO_QUERY_EAS_FROM_LIST:
4855 /* Pull any EA list from the data portion. */
4858 if (total_data < 4) {
4860 req, NT_STATUS_INVALID_PARAMETER);
4863 ea_size = IVAL(pdata,0);
4865 if (total_data > 0 && ea_size != total_data) {
4866 DEBUG(4,("call_trans2qfilepathinfo: Rejecting EA request with incorrect \
4867 total_data=%u (should be %u)\n", (unsigned int)total_data, (unsigned int)IVAL(pdata,0) ));
4869 req, NT_STATUS_INVALID_PARAMETER);
4873 if (!lp_ea_support(SNUM(conn))) {
4874 reply_doserror(req, ERRDOS,
4875 ERReasnotsupported);
4879 /* Pull out the list of names. */
4880 ea_list = read_ea_name_list(req, pdata + 4, ea_size - 4);
4883 req, NT_STATUS_INVALID_PARAMETER);
4889 case SMB_QUERY_POSIX_LOCK:
4891 if (fsp == NULL || fsp->fh->fd == -1) {
4892 reply_nterror(req, NT_STATUS_INVALID_HANDLE);
4896 if (total_data != POSIX_LOCK_DATA_SIZE) {
4898 req, NT_STATUS_INVALID_PARAMETER);
4902 /* Copy the lock range data. */
4903 lock_data = (char *)TALLOC_MEMDUP(
4904 req, pdata, total_data);
4906 reply_nterror(req, NT_STATUS_NO_MEMORY);
4909 lock_data_count = total_data;
4915 *pparams = (char *)SMB_REALLOC(*pparams,2);
4916 if (*pparams == NULL) {
4917 reply_nterror(req, NT_STATUS_NO_MEMORY);
4924 * draft-leach-cifs-v1-spec-02.txt
4925 * 4.2.14 TRANS2_QUERY_PATH_INFORMATION: Get File Attributes given Path
4928 * The requested information is placed in the Data portion of the
4929 * transaction response. For the information levels greater than 0x100,
4930 * the transaction response has 1 parameter word which should be
4931 * ignored by the client.
4933 * However Windows only follows this rule for the IS_NAME_VALID call.
4935 switch (info_level) {
4936 case SMB_INFO_IS_NAME_VALID:
4941 status = smbd_do_qfilepathinfo(conn, req, info_level,
4943 delete_pending, write_time_ts,
4944 ms_dfs_link, ea_list,
4945 lock_data_count, lock_data,
4946 req->flags2, max_data_bytes,
4947 ppdata, &data_size);
4948 if (!NT_STATUS_IS_OK(status)) {
4949 reply_nterror(req, status);
4953 send_trans2_replies(conn, req, params, param_size, *ppdata, data_size,
4959 /****************************************************************************
4960 Set a hard link (called by UNIX extensions and by NT rename with HARD link
4962 ****************************************************************************/
4964 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
4965 connection_struct *conn,
4966 const struct smb_filename *smb_fname_old,
4967 const struct smb_filename *smb_fname_new)
4969 char *oldname = NULL;
4970 char *newname = NULL;
4971 NTSTATUS status = NT_STATUS_OK;
4973 /* source must already exist. */
4974 if (!VALID_STAT(smb_fname_old->st)) {
4975 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
4978 /* Disallow if newname already exists. */
4979 if (VALID_STAT(smb_fname_new->st)) {
4980 return NT_STATUS_OBJECT_NAME_COLLISION;
4983 /* No links from a directory. */
4984 if (S_ISDIR(smb_fname_old->st.st_ex_mode)) {
4985 return NT_STATUS_FILE_IS_A_DIRECTORY;
4988 status = get_full_smb_filename(ctx, smb_fname_new, &newname);
4989 if (!NT_STATUS_IS_OK(status)) {
4992 status = get_full_smb_filename(ctx, smb_fname_old, &oldname);
4993 if (!NT_STATUS_IS_OK(status)) {
4997 DEBUG(10,("hardlink_internals: doing hard link %s -> %s\n", newname, oldname ));
4999 if (SMB_VFS_LINK(conn,oldname,newname) != 0) {
5000 status = map_nt_error_from_unix(errno);
5001 DEBUG(3,("hardlink_internals: Error %s hard link %s -> %s\n",
5002 nt_errstr(status), newname, oldname));
5005 TALLOC_FREE(newname);
5006 TALLOC_FREE(oldname);
5010 /****************************************************************************
5011 Deal with setting the time from any of the setfilepathinfo functions.
5012 ****************************************************************************/
5014 NTSTATUS smb_set_file_time(connection_struct *conn,
5016 const struct smb_filename *smb_fname,
5017 struct smb_file_time *ft,
5018 bool setting_write_time)
5020 struct smb_filename *smb_fname_base = NULL;
5022 FILE_NOTIFY_CHANGE_LAST_ACCESS
5023 |FILE_NOTIFY_CHANGE_LAST_WRITE;
5026 if (!VALID_STAT(smb_fname->st)) {
5027 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
5030 /* get some defaults (no modifications) if any info is zero or -1. */
5031 if (null_timespec(ft->atime)) {
5032 ft->atime= smb_fname->st.st_ex_atime;
5033 action &= ~FILE_NOTIFY_CHANGE_LAST_ACCESS;
5036 if (null_timespec(ft->mtime)) {
5037 ft->mtime = smb_fname->st.st_ex_mtime;
5038 action &= ~FILE_NOTIFY_CHANGE_LAST_WRITE;
5041 if (!setting_write_time) {
5042 /* ft->mtime comes from change time, not write time. */
5043 action &= ~FILE_NOTIFY_CHANGE_LAST_WRITE;
5046 DEBUG(5,("smb_set_filetime: actime: %s\n ",
5047 time_to_asc(convert_timespec_to_time_t(ft->atime))));
5048 DEBUG(5,("smb_set_filetime: modtime: %s\n ",
5049 time_to_asc(convert_timespec_to_time_t(ft->mtime))));
5050 if (!null_timespec(ft->create_time)) {
5051 DEBUG(5,("smb_set_file_time: createtime: %s\n ",
5052 time_to_asc(convert_timespec_to_time_t(ft->create_time))));
5056 * Try and set the times of this file if
5057 * they are different from the current values.
5061 struct timespec mts = smb_fname->st.st_ex_mtime;
5062 struct timespec ats = smb_fname->st.st_ex_atime;
5063 if ((timespec_compare(&ft->atime, &ats) == 0) &&
5064 (timespec_compare(&ft->mtime, &mts) == 0)) {
5065 return NT_STATUS_OK;
5069 if (setting_write_time) {
5071 * This was a Windows setfileinfo on an open file.
5072 * NT does this a lot. We also need to
5073 * set the time here, as it can be read by
5074 * FindFirst/FindNext and with the patch for bug #2045
5075 * in smbd/fileio.c it ensures that this timestamp is
5076 * kept sticky even after a write. We save the request
5077 * away and will set it on file close and after a write. JRA.
5080 DEBUG(10,("smb_set_file_time: setting pending modtime to %s\n",
5081 time_to_asc(convert_timespec_to_time_t(ft->mtime))));
5084 if (fsp->base_fsp) {
5085 set_sticky_write_time_fsp(fsp->base_fsp,
5088 set_sticky_write_time_fsp(fsp, ft->mtime);
5091 set_sticky_write_time_path(
5092 vfs_file_id_from_sbuf(conn, &smb_fname->st),
5097 DEBUG(10,("smb_set_file_time: setting utimes to modified values.\n"));
5099 /* Always call ntimes on the base, even if a stream was passed in. */
5100 status = create_synthetic_smb_fname(talloc_tos(), smb_fname->base_name,
5101 NULL, &smb_fname->st,
5103 if (!NT_STATUS_IS_OK(status)) {
5107 if(file_ntimes(conn, smb_fname_base, ft)!=0) {
5108 TALLOC_FREE(smb_fname_base);
5109 return map_nt_error_from_unix(errno);
5111 TALLOC_FREE(smb_fname_base);
5113 notify_fname(conn, NOTIFY_ACTION_MODIFIED, action,
5114 smb_fname->base_name);
5115 return NT_STATUS_OK;
5118 /****************************************************************************
5119 Deal with setting the dosmode from any of the setfilepathinfo functions.
5120 ****************************************************************************/
5122 static NTSTATUS smb_set_file_dosmode(connection_struct *conn,
5123 const struct smb_filename *smb_fname,
5126 struct smb_filename *smb_fname_base = NULL;
5129 if (!VALID_STAT(smb_fname->st)) {
5130 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
5133 /* Always operate on the base_name, even if a stream was passed in. */
5134 status = create_synthetic_smb_fname(talloc_tos(), smb_fname->base_name,
5135 NULL, &smb_fname->st,
5137 if (!NT_STATUS_IS_OK(status)) {
5142 if (S_ISDIR(smb_fname_base->st.st_ex_mode)) {
5149 DEBUG(6,("smb_set_file_dosmode: dosmode: 0x%x\n", (unsigned int)dosmode));
5151 /* check the mode isn't different, before changing it */
5152 if ((dosmode != 0) && (dosmode != dos_mode(conn, smb_fname_base))) {
5153 DEBUG(10,("smb_set_file_dosmode: file %s : setting dos mode "
5154 "0x%x\n", smb_fname_str_dbg(smb_fname_base),
5155 (unsigned int)dosmode));
5157 if(file_set_dosmode(conn, smb_fname_base, dosmode, NULL,
5159 DEBUG(2,("smb_set_file_dosmode: file_set_dosmode of "
5161 smb_fname_str_dbg(smb_fname_base),
5163 status = map_nt_error_from_unix(errno);
5167 status = NT_STATUS_OK;
5169 TALLOC_FREE(smb_fname_base);
5173 /****************************************************************************
5174 Deal with setting the size from any of the setfilepathinfo functions.
5175 ****************************************************************************/
5177 static NTSTATUS smb_set_file_size(connection_struct *conn,
5178 struct smb_request *req,
5180 const struct smb_filename *smb_fname,
5181 const SMB_STRUCT_STAT *psbuf,
5184 NTSTATUS status = NT_STATUS_OK;
5185 struct smb_filename *smb_fname_tmp = NULL;
5186 files_struct *new_fsp = NULL;
5188 if (!VALID_STAT(*psbuf)) {
5189 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
5192 DEBUG(6,("smb_set_file_size: size: %.0f ", (double)size));
5194 if (size == get_file_size_stat(psbuf)) {
5195 return NT_STATUS_OK;
5198 DEBUG(10,("smb_set_file_size: file %s : setting new size to %.0f\n",
5199 smb_fname_str_dbg(smb_fname), (double)size));
5201 if (fsp && fsp->fh->fd != -1) {
5202 /* Handle based call. */
5203 if (vfs_set_filelen(fsp, size) == -1) {
5204 return map_nt_error_from_unix(errno);
5206 trigger_write_time_update_immediate(fsp);
5207 return NT_STATUS_OK;
5210 status = copy_smb_filename(talloc_tos(), smb_fname, &smb_fname_tmp);
5211 if (!NT_STATUS_IS_OK(status)) {
5215 smb_fname_tmp->st = *psbuf;
5217 status = SMB_VFS_CREATE_FILE(
5220 0, /* root_dir_fid */
5221 smb_fname_tmp, /* fname */
5222 FILE_WRITE_ATTRIBUTES, /* access_mask */
5223 (FILE_SHARE_READ | FILE_SHARE_WRITE | /* share_access */
5225 FILE_OPEN, /* create_disposition*/
5226 0, /* create_options */
5227 FILE_ATTRIBUTE_NORMAL, /* file_attributes */
5228 FORCE_OPLOCK_BREAK_TO_NONE, /* oplock_request */
5229 0, /* allocation_size */
5232 &new_fsp, /* result */
5235 TALLOC_FREE(smb_fname_tmp);
5237 if (!NT_STATUS_IS_OK(status)) {
5238 /* NB. We check for open_was_deferred in the caller. */
5242 if (vfs_set_filelen(new_fsp, size) == -1) {
5243 status = map_nt_error_from_unix(errno);
5244 close_file(req, new_fsp,NORMAL_CLOSE);
5248 trigger_write_time_update_immediate(new_fsp);
5249 close_file(req, new_fsp,NORMAL_CLOSE);
5250 return NT_STATUS_OK;
5253 /****************************************************************************
5254 Deal with SMB_INFO_SET_EA.
5255 ****************************************************************************/
5257 static NTSTATUS smb_info_set_ea(connection_struct *conn,
5261 const struct smb_filename *smb_fname)
5263 struct ea_list *ea_list = NULL;
5264 TALLOC_CTX *ctx = NULL;
5265 NTSTATUS status = NT_STATUS_OK;
5267 if (total_data < 10) {
5269 /* OS/2 workplace shell seems to send SET_EA requests of "null"
5270 length. They seem to have no effect. Bug #3212. JRA */
5272 if ((total_data == 4) && (IVAL(pdata,0) == 4)) {
5273 /* We're done. We only get EA info in this call. */
5274 return NT_STATUS_OK;
5277 return NT_STATUS_INVALID_PARAMETER;
5280 if (IVAL(pdata,0) > total_data) {
5281 DEBUG(10,("smb_info_set_ea: bad total data size (%u) > %u\n",
5282 IVAL(pdata,0), (unsigned int)total_data));
5283 return NT_STATUS_INVALID_PARAMETER;
5287 ea_list = read_ea_list(ctx, pdata + 4, total_data - 4);
5289 return NT_STATUS_INVALID_PARAMETER;
5291 status = set_ea(conn, fsp, smb_fname, ea_list);
5296 /****************************************************************************
5297 Deal with SMB_SET_FILE_DISPOSITION_INFO.
5298 ****************************************************************************/
5300 static NTSTATUS smb_set_file_disposition_info(connection_struct *conn,
5304 const struct smb_filename *smb_fname)
5306 NTSTATUS status = NT_STATUS_OK;
5307 bool delete_on_close;
5310 if (total_data < 1) {
5311 return NT_STATUS_INVALID_PARAMETER;
5315 return NT_STATUS_INVALID_HANDLE;
5318 delete_on_close = (CVAL(pdata,0) ? True : False);
5319 dosmode = dos_mode(conn, smb_fname);
5321 DEBUG(10,("smb_set_file_disposition_info: file %s, dosmode = %u, "
5322 "delete_on_close = %u\n",
5323 smb_fname_str_dbg(smb_fname),
5324 (unsigned int)dosmode,
5325 (unsigned int)delete_on_close ));
5327 status = can_set_delete_on_close(fsp, delete_on_close, dosmode);
5329 if (!NT_STATUS_IS_OK(status)) {
5333 /* The set is across all open files on this dev/inode pair. */
5334 if (!set_delete_on_close(fsp, delete_on_close,
5335 &conn->server_info->utok)) {
5336 return NT_STATUS_ACCESS_DENIED;
5338 return NT_STATUS_OK;
5341 /****************************************************************************
5342 Deal with SMB_FILE_POSITION_INFORMATION.
5343 ****************************************************************************/
5345 static NTSTATUS smb_file_position_information(connection_struct *conn,
5350 uint64_t position_information;
5352 if (total_data < 8) {
5353 return NT_STATUS_INVALID_PARAMETER;
5357 /* Ignore on pathname based set. */
5358 return NT_STATUS_OK;
5361 position_information = (uint64_t)IVAL(pdata,0);
5362 #ifdef LARGE_SMB_OFF_T
5363 position_information |= (((uint64_t)IVAL(pdata,4)) << 32);
5364 #else /* LARGE_SMB_OFF_T */
5365 if (IVAL(pdata,4) != 0) {
5366 /* more than 32 bits? */
5367 return NT_STATUS_INVALID_PARAMETER;
5369 #endif /* LARGE_SMB_OFF_T */
5371 DEBUG(10,("smb_file_position_information: Set file position information for file %s to %.0f\n",
5372 fsp->fsp_name, (double)position_information ));
5373 fsp->fh->position_information = position_information;
5374 return NT_STATUS_OK;
5377 /****************************************************************************
5378 Deal with SMB_FILE_MODE_INFORMATION.
5379 ****************************************************************************/
5381 static NTSTATUS smb_file_mode_information(connection_struct *conn,
5387 if (total_data < 4) {
5388 return NT_STATUS_INVALID_PARAMETER;
5390 mode = IVAL(pdata,0);
5391 if (mode != 0 && mode != 2 && mode != 4 && mode != 6) {
5392 return NT_STATUS_INVALID_PARAMETER;
5394 return NT_STATUS_OK;
5397 /****************************************************************************
5398 Deal with SMB_SET_FILE_UNIX_LINK (create a UNIX symlink).
5399 ****************************************************************************/
5401 static NTSTATUS smb_set_file_unix_link(connection_struct *conn,
5402 struct smb_request *req,
5407 char *link_target = NULL;
5408 const char *newname = fname;
5409 NTSTATUS status = NT_STATUS_OK;
5410 TALLOC_CTX *ctx = talloc_tos();
5412 /* Set a symbolic link. */
5413 /* Don't allow this if follow links is false. */
5415 if (total_data == 0) {
5416 return NT_STATUS_INVALID_PARAMETER;
5419 if (!lp_symlinks(SNUM(conn))) {
5420 return NT_STATUS_ACCESS_DENIED;
5423 srvstr_pull_talloc(ctx, pdata, req->flags2, &link_target, pdata,
5424 total_data, STR_TERMINATE);
5427 return NT_STATUS_INVALID_PARAMETER;
5430 /* !widelinks forces the target path to be within the share. */
5431 /* This means we can interpret the target as a pathname. */
5432 if (!lp_widelinks(SNUM(conn))) {
5433 char *rel_name = NULL;
5434 char *last_dirp = NULL;
5436 if (*link_target == '/') {
5437 /* No absolute paths allowed. */
5438 return NT_STATUS_ACCESS_DENIED;
5440 rel_name = talloc_strdup(ctx,newname);
5442 return NT_STATUS_NO_MEMORY;
5444 last_dirp = strrchr_m(rel_name, '/');
5446 last_dirp[1] = '\0';
5448 rel_name = talloc_strdup(ctx,"./");
5450 return NT_STATUS_NO_MEMORY;
5453 rel_name = talloc_asprintf_append(rel_name,
5457 return NT_STATUS_NO_MEMORY;
5460 status = check_name(conn, rel_name);
5461 if (!NT_STATUS_IS_OK(status)) {
5466 DEBUG(10,("smb_set_file_unix_link: SMB_SET_FILE_UNIX_LINK doing symlink %s -> %s\n",
5467 newname, link_target ));
5469 if (SMB_VFS_SYMLINK(conn,link_target,newname) != 0) {
5470 return map_nt_error_from_unix(errno);
5473 return NT_STATUS_OK;
5476 /****************************************************************************
5477 Deal with SMB_SET_FILE_UNIX_HLINK (create a UNIX hard link).
5478 ****************************************************************************/
5480 static NTSTATUS smb_set_file_unix_hlink(connection_struct *conn,
5481 struct smb_request *req,
5482 const char *pdata, int total_data,
5483 const struct smb_filename *smb_fname_new)
5485 char *oldname = NULL;
5486 struct smb_filename *smb_fname_old = NULL;
5487 TALLOC_CTX *ctx = talloc_tos();
5488 NTSTATUS status = NT_STATUS_OK;
5490 /* Set a hard link. */
5491 if (total_data == 0) {
5492 return NT_STATUS_INVALID_PARAMETER;
5495 srvstr_get_path(ctx, pdata, req->flags2, &oldname, pdata,
5496 total_data, STR_TERMINATE, &status);
5497 if (!NT_STATUS_IS_OK(status)) {
5501 DEBUG(10,("smb_set_file_unix_hlink: SMB_SET_FILE_UNIX_LINK doing hard link %s -> %s\n",
5502 smb_fname_str_dbg(smb_fname_new), oldname));
5504 status = filename_convert(ctx,
5506 req->flags2 & FLAGS2_DFS_PATHNAMES,
5510 if (!NT_STATUS_IS_OK(status)) {
5514 return hardlink_internals(ctx, conn, smb_fname_old, smb_fname_new);
5517 /****************************************************************************
5518 Deal with SMB_FILE_RENAME_INFORMATION.
5519 ****************************************************************************/
5521 static NTSTATUS smb_file_rename_information(connection_struct *conn,
5522 struct smb_request *req,
5531 char *newname = NULL;
5532 char *base_name = NULL;
5533 struct smb_filename *smb_fname = NULL;
5534 bool dest_has_wcard = False;
5535 NTSTATUS status = NT_STATUS_OK;
5537 TALLOC_CTX *ctx = talloc_tos();
5539 if (total_data < 13) {
5540 return NT_STATUS_INVALID_PARAMETER;
5543 overwrite = (CVAL(pdata,0) ? True : False);
5544 root_fid = IVAL(pdata,4);
5545 len = IVAL(pdata,8);
5547 if (len > (total_data - 12) || (len == 0) || (root_fid != 0)) {
5548 return NT_STATUS_INVALID_PARAMETER;
5551 srvstr_get_path_wcard(ctx, pdata, req->flags2, &newname, &pdata[12],
5554 if (!NT_STATUS_IS_OK(status)) {
5558 DEBUG(10,("smb_file_rename_information: got name |%s|\n",
5561 status = resolve_dfspath_wcard(ctx, conn,
5562 req->flags2 & FLAGS2_DFS_PATHNAMES,
5566 if (!NT_STATUS_IS_OK(status)) {
5570 /* Check the new name has no '/' characters. */
5571 if (strchr_m(newname, '/')) {
5572 return NT_STATUS_NOT_SUPPORTED;
5575 if (fsp && fsp->base_fsp) {
5576 /* newname must be a stream name. */
5577 if (newname[0] != ':') {
5578 return NT_STATUS_NOT_SUPPORTED;
5581 /* Create an smb_fname to call rename_internals_fsp() with. */
5582 status = create_synthetic_smb_fname(talloc_tos(),
5583 fsp->base_fsp->fsp_name,
5584 newname, NULL, &smb_fname);
5585 if (!NT_STATUS_IS_OK(status)) {
5590 * Set the original last component, since
5591 * rename_internals_fsp() requires it.
5593 smb_fname->original_lcomp = talloc_strdup(smb_fname, newname);
5594 if (smb_fname->original_lcomp == NULL) {
5595 status = NT_STATUS_NO_MEMORY;
5599 /* Create a char * to call rename_internals() with. */
5600 base_name = talloc_asprintf(ctx, "%s%s",
5601 fsp->base_fsp->fsp_name,
5604 status = NT_STATUS_NO_MEMORY;
5608 /* newname must *not* be a stream name. */
5609 if (newname[0] == ':') {
5610 return NT_STATUS_NOT_SUPPORTED;
5613 /* Create the base directory. */
5614 base_name = talloc_strdup(ctx, fname);
5616 return NT_STATUS_NO_MEMORY;
5618 p = strrchr_m(base_name, '/');
5622 base_name = talloc_strdup(ctx, "./");
5624 return NT_STATUS_NO_MEMORY;
5627 /* Append the new name. */
5628 base_name = talloc_asprintf_append(base_name,
5632 return NT_STATUS_NO_MEMORY;
5635 status = unix_convert(ctx, conn, base_name, &smb_fname,
5638 /* If an error we expect this to be
5639 * NT_STATUS_OBJECT_PATH_NOT_FOUND */
5641 if (!NT_STATUS_IS_OK(status)) {
5642 if(!NT_STATUS_EQUAL(NT_STATUS_OBJECT_PATH_NOT_FOUND,
5646 /* Create an smb_fname to call rename_internals_fsp() */
5647 status = create_synthetic_smb_fname(talloc_tos(),
5650 if (!NT_STATUS_IS_OK(status)) {
5658 DEBUG(10,("smb_file_rename_information: SMB_FILE_RENAME_INFORMATION (fnum %d) %s -> %s\n",
5659 fsp->fnum, fsp->fsp_name, base_name ));
5660 status = rename_internals_fsp(conn, fsp, smb_fname, 0,
5663 DEBUG(10,("smb_file_rename_information: SMB_FILE_RENAME_INFORMATION %s -> %s\n",
5664 fname, base_name ));
5665 status = rename_internals(ctx, conn, req, fname, base_name, 0,
5666 overwrite, False, dest_has_wcard,
5667 FILE_WRITE_ATTRIBUTES);
5670 TALLOC_FREE(smb_fname);
5674 /****************************************************************************
5675 Deal with SMB_SET_POSIX_ACL.
5676 ****************************************************************************/
5678 #if defined(HAVE_POSIX_ACLS)
5679 static NTSTATUS smb_set_posix_acl(connection_struct *conn,
5684 SMB_STRUCT_STAT *psbuf)
5686 uint16 posix_acl_version;
5687 uint16 num_file_acls;
5688 uint16 num_def_acls;
5689 bool valid_file_acls = True;
5690 bool valid_def_acls = True;
5692 if (total_data < SMB_POSIX_ACL_HEADER_SIZE) {
5693 return NT_STATUS_INVALID_PARAMETER;
5695 posix_acl_version = SVAL(pdata,0);
5696 num_file_acls = SVAL(pdata,2);
5697 num_def_acls = SVAL(pdata,4);
5699 if (num_file_acls == SMB_POSIX_IGNORE_ACE_ENTRIES) {
5700 valid_file_acls = False;
5704 if (num_def_acls == SMB_POSIX_IGNORE_ACE_ENTRIES) {
5705 valid_def_acls = False;
5709 if (posix_acl_version != SMB_POSIX_ACL_VERSION) {
5710 return NT_STATUS_INVALID_PARAMETER;
5713 if (total_data < SMB_POSIX_ACL_HEADER_SIZE +
5714 (num_file_acls+num_def_acls)*SMB_POSIX_ACL_ENTRY_SIZE) {
5715 return NT_STATUS_INVALID_PARAMETER;
5718 DEBUG(10,("smb_set_posix_acl: file %s num_file_acls = %u, num_def_acls = %u\n",
5719 fname ? fname : fsp->fsp_name,
5720 (unsigned int)num_file_acls,
5721 (unsigned int)num_def_acls));
5723 if (valid_file_acls && !set_unix_posix_acl(conn, fsp, fname, num_file_acls,
5724 pdata + SMB_POSIX_ACL_HEADER_SIZE)) {
5725 return map_nt_error_from_unix(errno);
5728 if (valid_def_acls && !set_unix_posix_default_acl(conn, fname, psbuf, num_def_acls,
5729 pdata + SMB_POSIX_ACL_HEADER_SIZE +
5730 (num_file_acls*SMB_POSIX_ACL_ENTRY_SIZE))) {
5731 return map_nt_error_from_unix(errno);
5733 return NT_STATUS_OK;
5737 /****************************************************************************
5738 Deal with SMB_SET_POSIX_LOCK.
5739 ****************************************************************************/
5741 static NTSTATUS smb_set_posix_lock(connection_struct *conn,
5742 struct smb_request *req,
5750 bool blocking_lock = False;
5751 enum brl_type lock_type;
5753 NTSTATUS status = NT_STATUS_OK;
5755 if (fsp == NULL || fsp->fh->fd == -1) {
5756 return NT_STATUS_INVALID_HANDLE;
5759 if (total_data != POSIX_LOCK_DATA_SIZE) {
5760 return NT_STATUS_INVALID_PARAMETER;
5763 switch (SVAL(pdata, POSIX_LOCK_TYPE_OFFSET)) {
5764 case POSIX_LOCK_TYPE_READ:
5765 lock_type = READ_LOCK;
5767 case POSIX_LOCK_TYPE_WRITE:
5768 /* Return the right POSIX-mappable error code for files opened read-only. */
5769 if (!fsp->can_write) {
5770 return NT_STATUS_INVALID_HANDLE;
5772 lock_type = WRITE_LOCK;
5774 case POSIX_LOCK_TYPE_UNLOCK:
5775 lock_type = UNLOCK_LOCK;
5778 return NT_STATUS_INVALID_PARAMETER;
5781 if (SVAL(pdata,POSIX_LOCK_FLAGS_OFFSET) == POSIX_LOCK_FLAG_NOWAIT) {
5782 blocking_lock = False;
5783 } else if (SVAL(pdata,POSIX_LOCK_FLAGS_OFFSET) == POSIX_LOCK_FLAG_WAIT) {
5784 blocking_lock = True;
5786 return NT_STATUS_INVALID_PARAMETER;
5789 if (!lp_blocking_locks(SNUM(conn))) {
5790 blocking_lock = False;
5793 lock_pid = IVAL(pdata, POSIX_LOCK_PID_OFFSET);
5794 #if defined(HAVE_LONGLONG)
5795 offset = (((uint64_t) IVAL(pdata,(POSIX_LOCK_START_OFFSET+4))) << 32) |
5796 ((uint64_t) IVAL(pdata,POSIX_LOCK_START_OFFSET));
5797 count = (((uint64_t) IVAL(pdata,(POSIX_LOCK_LEN_OFFSET+4))) << 32) |
5798 ((uint64_t) IVAL(pdata,POSIX_LOCK_LEN_OFFSET));
5799 #else /* HAVE_LONGLONG */
5800 offset = (uint64_t)IVAL(pdata,POSIX_LOCK_START_OFFSET);
5801 count = (uint64_t)IVAL(pdata,POSIX_LOCK_LEN_OFFSET);
5802 #endif /* HAVE_LONGLONG */
5804 DEBUG(10,("smb_set_posix_lock: file %s, lock_type = %u,"
5805 "lock_pid = %u, count = %.0f, offset = %.0f\n",
5807 (unsigned int)lock_type,
5808 (unsigned int)lock_pid,
5812 if (lock_type == UNLOCK_LOCK) {
5813 status = do_unlock(smbd_messaging_context(),
5820 uint32 block_smbpid;
5822 struct byte_range_lock *br_lck = do_lock(smbd_messaging_context(),
5834 if (br_lck && blocking_lock && ERROR_WAS_LOCK_DENIED(status)) {
5836 * A blocking lock was requested. Package up
5837 * this smb into a queued request and push it
5838 * onto the blocking lock queue.
5840 if(push_blocking_lock_request(br_lck,
5843 -1, /* infinite timeout. */
5851 TALLOC_FREE(br_lck);
5855 TALLOC_FREE(br_lck);
5861 /****************************************************************************
5862 Deal with SMB_INFO_STANDARD.
5863 ****************************************************************************/
5865 static NTSTATUS smb_set_info_standard(connection_struct *conn,
5869 const struct smb_filename *smb_fname)
5871 struct smb_file_time ft;
5874 if (total_data < 12) {
5875 return NT_STATUS_INVALID_PARAMETER;
5879 ft.create_time = interpret_long_date(pdata);
5882 ft.atime = interpret_long_date(pdata + 8);
5885 ft.mtime = interpret_long_date(pdata + 16);
5887 DEBUG(10,("smb_set_info_standard: file %s\n",
5888 smb_fname_str_dbg(smb_fname)));
5890 return smb_set_file_time(conn, fsp, smb_fname, &ft, true);
5893 /****************************************************************************
5894 Deal with SMB_SET_FILE_BASIC_INFO.
5895 ****************************************************************************/
5897 static NTSTATUS smb_set_file_basic_info(connection_struct *conn,
5901 const struct smb_filename *smb_fname)
5903 /* Patch to do this correctly from Paul Eggert <eggert@twinsun.com>. */
5904 struct timespec write_time;
5905 struct timespec changed_time;
5906 struct smb_file_time ft;
5908 NTSTATUS status = NT_STATUS_OK;
5909 bool setting_write_time = true;
5913 if (total_data < 36) {
5914 return NT_STATUS_INVALID_PARAMETER;
5917 /* Set the attributes */
5918 dosmode = IVAL(pdata,32);
5919 status = smb_set_file_dosmode(conn, smb_fname, dosmode);
5920 if (!NT_STATUS_IS_OK(status)) {
5925 ft.atime = interpret_long_date(pdata+8);
5927 write_time = interpret_long_date(pdata+16);
5928 changed_time = interpret_long_date(pdata+24);
5931 ft.mtime = timespec_min(&write_time, &changed_time);
5934 ft.create_time = interpret_long_date(pdata);
5936 if ((timespec_compare(&write_time, &ft.mtime) == 1) &&
5937 !null_timespec(write_time)) {
5938 ft.mtime = write_time;
5941 /* Prefer a defined time to an undefined one. */
5942 if (null_timespec(ft.mtime)) {
5943 if (null_timespec(write_time)) {
5944 ft.mtime = changed_time;
5945 setting_write_time = false;
5947 ft.mtime = write_time;
5951 DEBUG(10, ("smb_set_file_basic_info: file %s\n",
5952 smb_fname_str_dbg(smb_fname)));
5954 return smb_set_file_time(conn, fsp, smb_fname, &ft,
5955 setting_write_time);
5958 /****************************************************************************
5959 Deal with SMB_SET_FILE_ALLOCATION_INFO.
5960 ****************************************************************************/
5962 static NTSTATUS smb_set_file_allocation_info(connection_struct *conn,
5963 struct smb_request *req,
5967 struct smb_filename *smb_fname)
5969 uint64_t allocation_size = 0;
5970 NTSTATUS status = NT_STATUS_OK;
5971 files_struct *new_fsp = NULL;
5973 if (!VALID_STAT(smb_fname->st)) {
5974 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
5977 if (total_data < 8) {
5978 return NT_STATUS_INVALID_PARAMETER;
5981 allocation_size = (uint64_t)IVAL(pdata,0);
5982 #ifdef LARGE_SMB_OFF_T
5983 allocation_size |= (((uint64_t)IVAL(pdata,4)) << 32);
5984 #else /* LARGE_SMB_OFF_T */
5985 if (IVAL(pdata,4) != 0) {
5986 /* more than 32 bits? */
5987 return NT_STATUS_INVALID_PARAMETER;
5989 #endif /* LARGE_SMB_OFF_T */
5991 DEBUG(10,("smb_set_file_allocation_info: Set file allocation info for "
5992 "file %s to %.0f\n", smb_fname_str_dbg(smb_fname),
5993 (double)allocation_size));
5995 if (allocation_size) {
5996 allocation_size = smb_roundup(conn, allocation_size);
5999 DEBUG(10,("smb_set_file_allocation_info: file %s : setting new "
6000 "allocation size to %.0f\n", smb_fname_str_dbg(smb_fname),
6001 (double)allocation_size));
6003 if (fsp && fsp->fh->fd != -1) {
6004 /* Open file handle. */
6005 /* Only change if needed. */
6006 if (allocation_size != get_file_size_stat(&smb_fname->st)) {
6007 if (vfs_allocate_file_space(fsp, allocation_size) == -1) {
6008 return map_nt_error_from_unix(errno);
6011 /* But always update the time. */
6013 * This is equivalent to a write. Ensure it's seen immediately
6014 * if there are no pending writes.
6016 trigger_write_time_update_immediate(fsp);
6017 return NT_STATUS_OK;
6020 /* Pathname or stat or directory file. */
6021 status = SMB_VFS_CREATE_FILE(
6024 0, /* root_dir_fid */
6025 smb_fname, /* fname */
6026 FILE_WRITE_DATA, /* access_mask */
6027 (FILE_SHARE_READ | FILE_SHARE_WRITE | /* share_access */
6029 FILE_OPEN, /* create_disposition*/
6030 0, /* create_options */
6031 FILE_ATTRIBUTE_NORMAL, /* file_attributes */
6032 FORCE_OPLOCK_BREAK_TO_NONE, /* oplock_request */
6033 0, /* allocation_size */
6036 &new_fsp, /* result */
6039 if (!NT_STATUS_IS_OK(status)) {
6040 /* NB. We check for open_was_deferred in the caller. */
6044 /* Only change if needed. */
6045 if (allocation_size != get_file_size_stat(&smb_fname->st)) {
6046 if (vfs_allocate_file_space(new_fsp, allocation_size) == -1) {
6047 status = map_nt_error_from_unix(errno);
6048 close_file(req, new_fsp, NORMAL_CLOSE);
6053 /* Changing the allocation size should set the last mod time. */
6055 * This is equivalent to a write. Ensure it's seen immediately
6056 * if there are no pending writes.
6058 trigger_write_time_update_immediate(new_fsp);
6060 close_file(req, new_fsp, NORMAL_CLOSE);
6061 return NT_STATUS_OK;
6064 /****************************************************************************
6065 Deal with SMB_SET_FILE_END_OF_FILE_INFO.
6066 ****************************************************************************/
6068 static NTSTATUS smb_set_file_end_of_file_info(connection_struct *conn,
6069 struct smb_request *req,
6073 const struct smb_filename *smb_fname)
6077 if (total_data < 8) {
6078 return NT_STATUS_INVALID_PARAMETER;
6081 size = IVAL(pdata,0);
6082 #ifdef LARGE_SMB_OFF_T
6083 size |= (((SMB_OFF_T)IVAL(pdata,4)) << 32);
6084 #else /* LARGE_SMB_OFF_T */
6085 if (IVAL(pdata,4) != 0) {
6086 /* more than 32 bits? */
6087 return NT_STATUS_INVALID_PARAMETER;
6089 #endif /* LARGE_SMB_OFF_T */
6090 DEBUG(10,("smb_set_file_end_of_file_info: Set end of file info for "
6091 "file %s to %.0f\n", smb_fname_str_dbg(smb_fname),
6094 return smb_set_file_size(conn, req,
6101 /****************************************************************************
6102 Allow a UNIX info mknod.
6103 ****************************************************************************/
6105 static NTSTATUS smb_unix_mknod(connection_struct *conn,
6108 const struct smb_filename *smb_fname)
6110 uint32 file_type = IVAL(pdata,56);
6111 #if defined(HAVE_MAKEDEV)
6112 uint32 dev_major = IVAL(pdata,60);
6113 uint32 dev_minor = IVAL(pdata,68);
6115 SMB_DEV_T dev = (SMB_DEV_T)0;
6116 uint32 raw_unixmode = IVAL(pdata,84);
6120 if (total_data < 100) {
6121 return NT_STATUS_INVALID_PARAMETER;
6124 status = unix_perms_from_wire(conn, &smb_fname->st, raw_unixmode,
6125 PERM_NEW_FILE, &unixmode);
6126 if (!NT_STATUS_IS_OK(status)) {
6130 #if defined(HAVE_MAKEDEV)
6131 dev = makedev(dev_major, dev_minor);
6134 switch (file_type) {
6135 #if defined(S_IFIFO)
6136 case UNIX_TYPE_FIFO:
6137 unixmode |= S_IFIFO;
6140 #if defined(S_IFSOCK)
6141 case UNIX_TYPE_SOCKET:
6142 unixmode |= S_IFSOCK;
6145 #if defined(S_IFCHR)
6146 case UNIX_TYPE_CHARDEV:
6147 unixmode |= S_IFCHR;
6150 #if defined(S_IFBLK)
6151 case UNIX_TYPE_BLKDEV:
6152 unixmode |= S_IFBLK;
6156 return NT_STATUS_INVALID_PARAMETER;
6159 DEBUG(10,("smb_unix_mknod: SMB_SET_FILE_UNIX_BASIC doing mknod dev "
6160 "%.0f mode 0%o for file %s\n", (double)dev,
6161 (unsigned int)unixmode, smb_fname_str_dbg(smb_fname)));
6163 /* Ok - do the mknod. */
6164 if (SMB_VFS_MKNOD(conn, smb_fname->base_name, unixmode, dev) != 0) {
6165 return map_nt_error_from_unix(errno);
6168 /* If any of the other "set" calls fail we
6169 * don't want to end up with a half-constructed mknod.
6172 if (lp_inherit_perms(SNUM(conn))) {
6174 if (!parent_dirname(talloc_tos(), smb_fname->base_name,
6176 return NT_STATUS_NO_MEMORY;
6178 inherit_access_posix_acl(conn, parent, smb_fname->base_name,
6180 TALLOC_FREE(parent);
6183 return NT_STATUS_OK;
6186 /****************************************************************************
6187 Deal with SMB_SET_FILE_UNIX_BASIC.
6188 ****************************************************************************/
6190 static NTSTATUS smb_set_file_unix_basic(connection_struct *conn,
6191 struct smb_request *req,
6195 const struct smb_filename *smb_fname)
6197 struct smb_file_time ft;
6198 uint32 raw_unixmode;
6201 uid_t set_owner = (uid_t)SMB_UID_NO_CHANGE;
6202 gid_t set_grp = (uid_t)SMB_GID_NO_CHANGE;
6203 NTSTATUS status = NT_STATUS_OK;
6204 bool delete_on_fail = False;
6205 enum perm_type ptype;
6206 files_struct *all_fsps = NULL;
6207 bool modify_mtime = true;
6209 SMB_STRUCT_STAT sbuf;
6213 if (total_data < 100) {
6214 return NT_STATUS_INVALID_PARAMETER;
6217 if(IVAL(pdata, 0) != SMB_SIZE_NO_CHANGE_LO &&
6218 IVAL(pdata, 4) != SMB_SIZE_NO_CHANGE_HI) {
6219 size=IVAL(pdata,0); /* first 8 Bytes are size */
6220 #ifdef LARGE_SMB_OFF_T
6221 size |= (((SMB_OFF_T)IVAL(pdata,4)) << 32);
6222 #else /* LARGE_SMB_OFF_T */
6223 if (IVAL(pdata,4) != 0) {
6224 /* more than 32 bits? */
6225 return NT_STATUS_INVALID_PARAMETER;
6227 #endif /* LARGE_SMB_OFF_T */
6230 ft.atime = interpret_long_date(pdata+24); /* access_time */
6231 ft.mtime = interpret_long_date(pdata+32); /* modification_time */
6232 set_owner = (uid_t)IVAL(pdata,40);
6233 set_grp = (gid_t)IVAL(pdata,48);
6234 raw_unixmode = IVAL(pdata,84);
6236 if (VALID_STAT(smb_fname->st)) {
6237 if (S_ISDIR(smb_fname->st.st_ex_mode)) {
6238 ptype = PERM_EXISTING_DIR;
6240 ptype = PERM_EXISTING_FILE;
6243 ptype = PERM_NEW_FILE;
6246 status = unix_perms_from_wire(conn, &smb_fname->st, raw_unixmode,
6248 if (!NT_STATUS_IS_OK(status)) {
6252 DEBUG(10,("smb_set_file_unix_basic: SMB_SET_FILE_UNIX_BASIC: name = "
6253 "%s size = %.0f, uid = %u, gid = %u, raw perms = 0%o\n",
6254 smb_fname_str_dbg(smb_fname), (double)size,
6255 (unsigned int)set_owner, (unsigned int)set_grp,
6256 (int)raw_unixmode));
6258 sbuf = smb_fname->st;
6260 if (!VALID_STAT(sbuf)) {
6261 struct smb_filename *smb_fname_tmp = NULL;
6263 * The only valid use of this is to create character and block
6264 * devices, and named pipes. This is deprecated (IMHO) and
6265 * a new info level should be used for mknod. JRA.
6268 status = smb_unix_mknod(conn,
6272 if (!NT_STATUS_IS_OK(status)) {
6276 status = copy_smb_filename(talloc_tos(), smb_fname,
6278 if (!NT_STATUS_IS_OK(status)) {
6282 if (SMB_VFS_STAT(conn, smb_fname_tmp) != 0) {
6283 status = map_nt_error_from_unix(errno);
6284 TALLOC_FREE(smb_fname_tmp);
6285 SMB_VFS_UNLINK(conn, smb_fname);
6289 sbuf = smb_fname_tmp->st;
6290 TALLOC_FREE(smb_fname_tmp);
6292 /* Ensure we don't try and change anything else. */
6293 raw_unixmode = SMB_MODE_NO_CHANGE;
6294 size = get_file_size_stat(&sbuf);
6295 ft.atime = sbuf.st_ex_atime;
6296 ft.mtime = sbuf.st_ex_mtime;
6298 * We continue here as we might want to change the
6301 delete_on_fail = True;
6305 /* Horrible backwards compatibility hack as an old server bug
6306 * allowed a CIFS client bug to remain unnoticed :-(. JRA.
6310 size = get_file_size_stat(&sbuf);
6315 * Deal with the UNIX specific mode set.
6318 if (raw_unixmode != SMB_MODE_NO_CHANGE) {
6319 DEBUG(10,("smb_set_file_unix_basic: SMB_SET_FILE_UNIX_BASIC "
6320 "setting mode 0%o for file %s\n",
6321 (unsigned int)unixmode,
6322 smb_fname_str_dbg(smb_fname)));
6323 if (SMB_VFS_CHMOD(conn, smb_fname->base_name, unixmode) != 0) {
6324 return map_nt_error_from_unix(errno);
6329 * Deal with the UNIX specific uid set.
6332 if ((set_owner != (uid_t)SMB_UID_NO_CHANGE) &&
6333 (sbuf.st_ex_uid != set_owner)) {
6336 DEBUG(10,("smb_set_file_unix_basic: SMB_SET_FILE_UNIX_BASIC "
6337 "changing owner %u for path %s\n",
6338 (unsigned int)set_owner,
6339 smb_fname_str_dbg(smb_fname)));
6341 if (S_ISLNK(sbuf.st_ex_mode)) {
6342 ret = SMB_VFS_LCHOWN(conn, smb_fname->base_name,
6343 set_owner, (gid_t)-1);
6345 ret = SMB_VFS_CHOWN(conn, smb_fname->base_name,
6346 set_owner, (gid_t)-1);
6350 status = map_nt_error_from_unix(errno);
6351 if (delete_on_fail) {
6352 SMB_VFS_UNLINK(conn, smb_fname);
6359 * Deal with the UNIX specific gid set.
6362 if ((set_grp != (uid_t)SMB_GID_NO_CHANGE) &&
6363 (sbuf.st_ex_gid != set_grp)) {
6364 DEBUG(10,("smb_set_file_unix_basic: SMB_SET_FILE_UNIX_BASIC "
6365 "changing group %u for file %s\n",
6366 (unsigned int)set_owner,
6367 smb_fname_str_dbg(smb_fname)));
6368 if (SMB_VFS_CHOWN(conn, smb_fname->base_name, (uid_t)-1,
6370 status = map_nt_error_from_unix(errno);
6371 if (delete_on_fail) {
6372 SMB_VFS_UNLINK(conn, smb_fname);
6378 /* Deal with any size changes. */
6380 status = smb_set_file_size(conn, req,
6385 if (!NT_STATUS_IS_OK(status)) {
6389 /* Deal with any time changes. */
6390 if (null_timespec(ft.mtime) && null_timespec(ft.atime)) {
6391 /* No change, don't cancel anything. */
6395 id = vfs_file_id_from_sbuf(conn, &sbuf);
6396 for(all_fsps = file_find_di_first(id); all_fsps;
6397 all_fsps = file_find_di_next(all_fsps)) {
6399 * We're setting the time explicitly for UNIX.
6400 * Cancel any pending changes over all handles.
6402 all_fsps->update_write_time_on_close = false;
6403 TALLOC_FREE(all_fsps->update_write_time_event);
6407 * Override the "setting_write_time"
6408 * parameter here as it almost does what
6409 * we need. Just remember if we modified
6410 * mtime and send the notify ourselves.
6412 if (null_timespec(ft.mtime)) {
6413 modify_mtime = false;
6416 status = smb_set_file_time(conn,
6422 notify_fname(conn, NOTIFY_ACTION_MODIFIED,
6423 FILE_NOTIFY_CHANGE_LAST_WRITE, smb_fname->base_name);
6428 /****************************************************************************
6429 Deal with SMB_SET_FILE_UNIX_INFO2.
6430 ****************************************************************************/
6432 static NTSTATUS smb_set_file_unix_info2(connection_struct *conn,
6433 struct smb_request *req,
6437 const struct smb_filename *smb_fname)
6443 if (total_data < 116) {
6444 return NT_STATUS_INVALID_PARAMETER;
6447 /* Start by setting all the fields that are common between UNIX_BASIC
6450 status = smb_set_file_unix_basic(conn, req, pdata, total_data,
6452 if (!NT_STATUS_IS_OK(status)) {
6456 smb_fflags = IVAL(pdata, 108);
6457 smb_fmask = IVAL(pdata, 112);
6459 /* NB: We should only attempt to alter the file flags if the client
6460 * sends a non-zero mask.
6462 if (smb_fmask != 0) {
6463 int stat_fflags = 0;
6465 if (!map_info2_flags_to_sbuf(&smb_fname->st, smb_fflags,
6466 smb_fmask, &stat_fflags)) {
6467 /* Client asked to alter a flag we don't understand. */
6468 return NT_STATUS_INVALID_PARAMETER;
6471 if (fsp && fsp->fh->fd != -1) {
6472 /* XXX: we should be using SMB_VFS_FCHFLAGS here. */
6473 return NT_STATUS_NOT_SUPPORTED;
6475 if (SMB_VFS_CHFLAGS(conn, smb_fname->base_name,
6476 stat_fflags) != 0) {
6477 return map_nt_error_from_unix(errno);
6482 /* XXX: need to add support for changing the create_time here. You
6483 * can do this for paths on Darwin with setattrlist(2). The right way
6484 * to hook this up is probably by extending the VFS utimes interface.
6487 return NT_STATUS_OK;
6490 /****************************************************************************
6491 Create a directory with POSIX semantics.
6492 ****************************************************************************/
6494 static NTSTATUS smb_posix_mkdir(connection_struct *conn,
6495 struct smb_request *req,
6499 SMB_STRUCT_STAT *psbuf,
6500 int *pdata_return_size)
6502 struct smb_filename *smb_fname;
6503 NTSTATUS status = NT_STATUS_OK;
6504 uint32 raw_unixmode = 0;
6505 uint32 mod_unixmode = 0;
6506 mode_t unixmode = (mode_t)0;
6507 files_struct *fsp = NULL;
6508 uint16 info_level_return = 0;
6510 char *pdata = *ppdata;
6512 if (total_data < 18) {
6513 return NT_STATUS_INVALID_PARAMETER;
6516 raw_unixmode = IVAL(pdata,8);
6517 /* Next 4 bytes are not yet defined. */
6519 status = unix_perms_from_wire(conn, psbuf, raw_unixmode, PERM_NEW_DIR, &unixmode);
6520 if (!NT_STATUS_IS_OK(status)) {
6524 mod_unixmode = (uint32)unixmode | FILE_FLAG_POSIX_SEMANTICS;
6526 DEBUG(10,("smb_posix_mkdir: file %s, mode 0%o\n",
6527 fname, (unsigned int)unixmode ));
6529 status = create_synthetic_smb_fname_split(talloc_tos(), fname, psbuf,
6531 if (!NT_STATUS_IS_OK(status)) {
6535 status = SMB_VFS_CREATE_FILE(
6538 0, /* root_dir_fid */
6539 smb_fname, /* fname */
6540 FILE_READ_ATTRIBUTES, /* access_mask */
6541 FILE_SHARE_NONE, /* share_access */
6542 FILE_CREATE, /* create_disposition*/
6543 FILE_DIRECTORY_FILE, /* create_options */
6544 mod_unixmode, /* file_attributes */
6545 0, /* oplock_request */
6546 0, /* allocation_size */
6552 *psbuf = smb_fname->st;
6553 TALLOC_FREE(smb_fname);
6555 if (NT_STATUS_IS_OK(status)) {
6556 close_file(req, fsp, NORMAL_CLOSE);
6559 info_level_return = SVAL(pdata,16);
6561 if (info_level_return == SMB_QUERY_FILE_UNIX_BASIC) {
6562 *pdata_return_size = 12 + SMB_FILE_UNIX_BASIC_SIZE;
6563 } else if (info_level_return == SMB_QUERY_FILE_UNIX_INFO2) {
6564 *pdata_return_size = 12 + SMB_FILE_UNIX_INFO2_SIZE;
6566 *pdata_return_size = 12;
6569 /* Realloc the data size */
6570 *ppdata = (char *)SMB_REALLOC(*ppdata,*pdata_return_size);
6571 if (*ppdata == NULL) {
6572 *pdata_return_size = 0;
6573 return NT_STATUS_NO_MEMORY;
6577 SSVAL(pdata,0,NO_OPLOCK_RETURN);
6578 SSVAL(pdata,2,0); /* No fnum. */
6579 SIVAL(pdata,4,info); /* Was directory created. */
6581 switch (info_level_return) {
6582 case SMB_QUERY_FILE_UNIX_BASIC:
6583 SSVAL(pdata,8,SMB_QUERY_FILE_UNIX_BASIC);
6584 SSVAL(pdata,10,0); /* Padding. */
6585 store_file_unix_basic(conn, pdata + 12, fsp, psbuf);
6587 case SMB_QUERY_FILE_UNIX_INFO2:
6588 SSVAL(pdata,8,SMB_QUERY_FILE_UNIX_INFO2);
6589 SSVAL(pdata,10,0); /* Padding. */
6590 store_file_unix_basic_info2(conn, pdata + 12, fsp, psbuf);
6593 SSVAL(pdata,8,SMB_NO_INFO_LEVEL_RETURNED);
6594 SSVAL(pdata,10,0); /* Padding. */
6601 /****************************************************************************
6602 Open/Create a file with POSIX semantics.
6603 ****************************************************************************/
6605 static NTSTATUS smb_posix_open(connection_struct *conn,
6606 struct smb_request *req,
6610 SMB_STRUCT_STAT *psbuf,
6611 int *pdata_return_size)
6613 struct smb_filename *smb_fname = NULL;
6614 bool extended_oplock_granted = False;
6615 char *pdata = *ppdata;
6617 uint32 wire_open_mode = 0;
6618 uint32 raw_unixmode = 0;
6619 uint32 mod_unixmode = 0;
6620 uint32 create_disp = 0;
6621 uint32 access_mask = 0;
6622 uint32 create_options = 0;
6623 NTSTATUS status = NT_STATUS_OK;
6624 mode_t unixmode = (mode_t)0;
6625 files_struct *fsp = NULL;
6626 int oplock_request = 0;
6628 uint16 info_level_return = 0;
6630 if (total_data < 18) {
6631 return NT_STATUS_INVALID_PARAMETER;
6634 flags = IVAL(pdata,0);
6635 oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
6636 if (oplock_request) {
6637 oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
6640 wire_open_mode = IVAL(pdata,4);
6642 if (wire_open_mode == (SMB_O_CREAT|SMB_O_DIRECTORY)) {
6643 return smb_posix_mkdir(conn, req,
6651 switch (wire_open_mode & SMB_ACCMODE) {
6653 access_mask = FILE_READ_DATA;
6656 access_mask = FILE_WRITE_DATA;
6659 access_mask = FILE_READ_DATA|FILE_WRITE_DATA;
6662 DEBUG(5,("smb_posix_open: invalid open mode 0x%x\n",
6663 (unsigned int)wire_open_mode ));
6664 return NT_STATUS_INVALID_PARAMETER;
6667 wire_open_mode &= ~SMB_ACCMODE;
6669 if((wire_open_mode & (SMB_O_CREAT | SMB_O_EXCL)) == (SMB_O_CREAT | SMB_O_EXCL)) {
6670 create_disp = FILE_CREATE;
6671 } else if((wire_open_mode & (SMB_O_CREAT | SMB_O_TRUNC)) == (SMB_O_CREAT | SMB_O_TRUNC)) {
6672 create_disp = FILE_OVERWRITE_IF;
6673 } else if((wire_open_mode & SMB_O_CREAT) == SMB_O_CREAT) {
6674 create_disp = FILE_OPEN_IF;
6675 } else if ((wire_open_mode & (SMB_O_CREAT | SMB_O_EXCL | SMB_O_TRUNC)) == 0) {
6676 create_disp = FILE_OPEN;
6678 DEBUG(5,("smb_posix_open: invalid create mode 0x%x\n",
6679 (unsigned int)wire_open_mode ));
6680 return NT_STATUS_INVALID_PARAMETER;
6683 raw_unixmode = IVAL(pdata,8);
6684 /* Next 4 bytes are not yet defined. */
6686 status = unix_perms_from_wire(conn,
6689 VALID_STAT(*psbuf) ? PERM_EXISTING_FILE : PERM_NEW_FILE,
6692 if (!NT_STATUS_IS_OK(status)) {
6696 mod_unixmode = (uint32)unixmode | FILE_FLAG_POSIX_SEMANTICS;
6698 if (wire_open_mode & SMB_O_SYNC) {
6699 create_options |= FILE_WRITE_THROUGH;
6701 if (wire_open_mode & SMB_O_APPEND) {
6702 access_mask |= FILE_APPEND_DATA;
6704 if (wire_open_mode & SMB_O_DIRECT) {
6705 mod_unixmode |= FILE_FLAG_NO_BUFFERING;
6708 DEBUG(10,("smb_posix_open: file %s, smb_posix_flags = %u, mode 0%o\n",
6710 (unsigned int)wire_open_mode,
6711 (unsigned int)unixmode ));
6713 status = create_synthetic_smb_fname_split(talloc_tos(), fname, psbuf,
6715 if (!NT_STATUS_IS_OK(status)) {
6719 status = SMB_VFS_CREATE_FILE(
6722 0, /* root_dir_fid */
6723 smb_fname, /* fname */
6724 access_mask, /* access_mask */
6725 (FILE_SHARE_READ | FILE_SHARE_WRITE | /* share_access */
6727 create_disp, /* create_disposition*/
6728 FILE_NON_DIRECTORY_FILE, /* create_options */
6729 mod_unixmode, /* file_attributes */
6730 oplock_request, /* oplock_request */
6731 0, /* allocation_size */
6737 *psbuf = smb_fname->st;
6738 TALLOC_FREE(smb_fname);
6740 if (!NT_STATUS_IS_OK(status)) {
6744 if (oplock_request && lp_fake_oplocks(SNUM(conn))) {
6745 extended_oplock_granted = True;
6748 if(oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type)) {
6749 extended_oplock_granted = True;
6752 info_level_return = SVAL(pdata,16);
6754 /* Allocate the correct return size. */
6756 if (info_level_return == SMB_QUERY_FILE_UNIX_BASIC) {
6757 *pdata_return_size = 12 + SMB_FILE_UNIX_BASIC_SIZE;
6758 } else if (info_level_return == SMB_QUERY_FILE_UNIX_INFO2) {
6759 *pdata_return_size = 12 + SMB_FILE_UNIX_INFO2_SIZE;
6761 *pdata_return_size = 12;
6764 /* Realloc the data size */
6765 *ppdata = (char *)SMB_REALLOC(*ppdata,*pdata_return_size);
6766 if (*ppdata == NULL) {
6767 close_file(req, fsp, ERROR_CLOSE);
6768 *pdata_return_size = 0;
6769 return NT_STATUS_NO_MEMORY;
6773 if (extended_oplock_granted) {
6774 if (flags & REQUEST_BATCH_OPLOCK) {
6775 SSVAL(pdata,0, BATCH_OPLOCK_RETURN);
6777 SSVAL(pdata,0, EXCLUSIVE_OPLOCK_RETURN);
6779 } else if (fsp->oplock_type == LEVEL_II_OPLOCK) {
6780 SSVAL(pdata,0, LEVEL_II_OPLOCK_RETURN);
6782 SSVAL(pdata,0,NO_OPLOCK_RETURN);
6785 SSVAL(pdata,2,fsp->fnum);
6786 SIVAL(pdata,4,info); /* Was file created etc. */
6788 switch (info_level_return) {
6789 case SMB_QUERY_FILE_UNIX_BASIC:
6790 SSVAL(pdata,8,SMB_QUERY_FILE_UNIX_BASIC);
6791 SSVAL(pdata,10,0); /* padding. */
6792 store_file_unix_basic(conn, pdata + 12, fsp, psbuf);
6794 case SMB_QUERY_FILE_UNIX_INFO2:
6795 SSVAL(pdata,8,SMB_QUERY_FILE_UNIX_INFO2);
6796 SSVAL(pdata,10,0); /* padding. */
6797 store_file_unix_basic_info2(conn, pdata + 12, fsp, psbuf);
6800 SSVAL(pdata,8,SMB_NO_INFO_LEVEL_RETURNED);
6801 SSVAL(pdata,10,0); /* padding. */
6804 return NT_STATUS_OK;
6807 /****************************************************************************
6808 Delete a file with POSIX semantics.
6809 ****************************************************************************/
6811 static NTSTATUS smb_posix_unlink(connection_struct *conn,
6812 struct smb_request *req,
6815 struct smb_filename *smb_fname)
6817 NTSTATUS status = NT_STATUS_OK;
6818 files_struct *fsp = NULL;
6822 int create_options = 0;
6824 struct share_mode_lock *lck = NULL;
6826 if (total_data < 2) {
6827 return NT_STATUS_INVALID_PARAMETER;
6830 flags = SVAL(pdata,0);
6832 if (!VALID_STAT(smb_fname->st)) {
6833 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
6836 if ((flags == SMB_POSIX_UNLINK_DIRECTORY_TARGET) &&
6837 !VALID_STAT_OF_DIR(smb_fname->st)) {
6838 return NT_STATUS_NOT_A_DIRECTORY;
6841 DEBUG(10,("smb_posix_unlink: %s %s\n",
6842 (flags == SMB_POSIX_UNLINK_DIRECTORY_TARGET) ? "directory" : "file",
6843 smb_fname_str_dbg(smb_fname)));
6845 if (VALID_STAT_OF_DIR(smb_fname->st)) {
6846 create_options |= FILE_DIRECTORY_FILE;
6849 status = SMB_VFS_CREATE_FILE(
6852 0, /* root_dir_fid */
6853 smb_fname, /* fname */
6854 DELETE_ACCESS, /* access_mask */
6855 (FILE_SHARE_READ | FILE_SHARE_WRITE | /* share_access */
6857 FILE_OPEN, /* create_disposition*/
6858 create_options, /* create_options */
6859 FILE_FLAG_POSIX_SEMANTICS|0777, /* file_attributes */
6860 0, /* oplock_request */
6861 0, /* allocation_size */
6867 if (!NT_STATUS_IS_OK(status)) {
6872 * Don't lie to client. If we can't really delete due to
6873 * non-POSIX opens return SHARING_VIOLATION.
6876 lck = get_share_mode_lock(talloc_tos(), fsp->file_id, NULL, NULL,
6879 DEBUG(0, ("smb_posix_unlink: Could not get share mode "
6880 "lock for file %s\n", fsp->fsp_name));
6881 close_file(req, fsp, NORMAL_CLOSE);
6882 return NT_STATUS_INVALID_PARAMETER;
6886 * See if others still have the file open. If this is the case, then
6887 * don't delete. If all opens are POSIX delete we can set the delete
6888 * on close disposition.
6890 for (i=0; i<lck->num_share_modes; i++) {
6891 struct share_mode_entry *e = &lck->share_modes[i];
6892 if (is_valid_share_mode_entry(e)) {
6893 if (e->flags & SHARE_MODE_FLAG_POSIX_OPEN) {
6896 /* Fail with sharing violation. */
6897 close_file(req, fsp, NORMAL_CLOSE);
6899 return NT_STATUS_SHARING_VIOLATION;
6904 * Set the delete on close.
6906 status = smb_set_file_disposition_info(conn,
6912 if (!NT_STATUS_IS_OK(status)) {
6913 close_file(req, fsp, NORMAL_CLOSE);
6918 return close_file(req, fsp, NORMAL_CLOSE);
6921 /****************************************************************************
6922 Reply to a TRANS2_SETFILEINFO (set file info by fileid or pathname).
6923 ****************************************************************************/
6925 static void call_trans2setfilepathinfo(connection_struct *conn,
6926 struct smb_request *req,
6927 unsigned int tran_call,
6928 char **pparams, int total_params,
6929 char **ppdata, int total_data,
6930 unsigned int max_data_bytes)
6932 char *params = *pparams;
6933 char *pdata = *ppdata;
6935 SMB_STRUCT_STAT sbuf;
6937 struct smb_filename *smb_fname = NULL;
6938 files_struct *fsp = NULL;
6939 NTSTATUS status = NT_STATUS_OK;
6940 int data_return_size = 0;
6941 TALLOC_CTX *ctx = talloc_tos();
6944 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
6948 if (tran_call == TRANSACT2_SETFILEINFO) {
6949 if (total_params < 4) {
6950 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
6954 fsp = file_fsp(req, SVAL(params,0));
6955 /* Basic check for non-null fsp. */
6956 if (!check_fsp_open(conn, req, fsp)) {
6959 info_level = SVAL(params,2);
6961 fname = talloc_strdup(talloc_tos(),fsp->fsp_name);
6963 reply_nterror(req, NT_STATUS_NO_MEMORY);
6967 status = create_synthetic_smb_fname_split(talloc_tos(), fname,
6969 if (!NT_STATUS_IS_OK(status)) {
6970 reply_nterror(req, status);
6974 if(fsp->is_directory || fsp->fh->fd == -1) {
6976 * This is actually a SETFILEINFO on a directory
6977 * handle (returned from an NT SMB). NT5.0 seems
6978 * to do this call. JRA.
6980 if (INFO_LEVEL_IS_UNIX(info_level)) {
6981 /* Always do lstat for UNIX calls. */
6982 if (SMB_VFS_LSTAT(conn, smb_fname)) {
6983 DEBUG(3,("call_trans2setfilepathinfo: "
6984 "SMB_VFS_LSTAT of %s failed "
6986 smb_fname_str_dbg(smb_fname),
6988 reply_nterror(req, map_nt_error_from_unix(errno));
6992 if (SMB_VFS_STAT(conn, smb_fname) != 0) {
6993 DEBUG(3,("call_trans2setfilepathinfo: "
6994 "fileinfo of %s failed (%s)\n",
6995 smb_fname_str_dbg(smb_fname),
6997 reply_nterror(req, map_nt_error_from_unix(errno));
7001 } else if (fsp->print_file) {
7003 * Doing a DELETE_ON_CLOSE should cancel a print job.
7005 if ((info_level == SMB_SET_FILE_DISPOSITION_INFO) && CVAL(pdata,0)) {
7006 fsp->fh->private_options |= FILE_DELETE_ON_CLOSE;
7008 DEBUG(3,("call_trans2setfilepathinfo: Cancelling print job (%s)\n", fsp->fsp_name ));
7011 send_trans2_replies(conn, req, params, 2,
7016 reply_doserror(req, ERRDOS, ERRbadpath);
7021 * Original code - this is an open file.
7023 if (!check_fsp(conn, req, fsp)) {
7027 if (SMB_VFS_FSTAT(fsp, &smb_fname->st) != 0) {
7028 DEBUG(3,("call_trans2setfilepathinfo: fstat "
7029 "of fnum %d failed (%s)\n", fsp->fnum,
7031 reply_nterror(req, map_nt_error_from_unix(errno));
7037 if (total_params < 7) {
7038 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
7042 info_level = SVAL(params,0);
7043 srvstr_get_path(ctx, params, req->flags2, &fname, ¶ms[6],
7044 total_params - 6, STR_TERMINATE,
7046 if (!NT_STATUS_IS_OK(status)) {
7047 reply_nterror(req, status);
7051 status = filename_convert(ctx, conn,
7052 req->flags2 & FLAGS2_DFS_PATHNAMES,
7056 if (!NT_STATUS_IS_OK(status)) {
7057 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
7058 reply_botherror(req,
7059 NT_STATUS_PATH_NOT_COVERED,
7060 ERRSRV, ERRbadpath);
7063 reply_nterror(req, status);
7067 if (INFO_LEVEL_IS_UNIX(info_level)) {
7069 * For CIFS UNIX extensions the target name may not exist.
7072 /* Always do lstat for UNIX calls. */
7073 SMB_VFS_LSTAT(conn, smb_fname);
7075 } else if (!VALID_STAT(smb_fname->st) &&
7076 SMB_VFS_STAT(conn, smb_fname)) {
7077 DEBUG(3,("call_trans2setfilepathinfo: SMB_VFS_STAT of "
7079 smb_fname_str_dbg(smb_fname),
7081 reply_nterror(req, map_nt_error_from_unix(errno));
7086 /* Set sbuf for use below. */
7087 sbuf = smb_fname->st;
7089 if (INFO_LEVEL_IS_UNIX(info_level) && !lp_unix_extensions()) {
7090 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
7094 if (!CAN_WRITE(conn)) {
7095 /* Allow POSIX opens. The open path will deny
7096 * any non-readonly opens. */
7097 if (info_level != SMB_POSIX_PATH_OPEN) {
7098 reply_doserror(req, ERRSRV, ERRaccess);
7103 DEBUG(3,("call_trans2setfilepathinfo(%d) %s (fnum %d) info_level=%d totdata=%d\n",
7104 tran_call,fname, fsp ? fsp->fnum : -1, info_level,total_data));
7106 /* Realloc the parameter size */
7107 *pparams = (char *)SMB_REALLOC(*pparams,2);
7108 if (*pparams == NULL) {
7109 reply_nterror(req, NT_STATUS_NO_MEMORY);
7116 switch (info_level) {
7118 case SMB_INFO_STANDARD:
7120 status = smb_set_info_standard(conn,
7128 case SMB_INFO_SET_EA:
7130 status = smb_info_set_ea(conn,
7138 case SMB_SET_FILE_BASIC_INFO:
7139 case SMB_FILE_BASIC_INFORMATION:
7141 status = smb_set_file_basic_info(conn,
7149 case SMB_FILE_ALLOCATION_INFORMATION:
7150 case SMB_SET_FILE_ALLOCATION_INFO:
7152 status = smb_set_file_allocation_info(conn, req,
7160 case SMB_FILE_END_OF_FILE_INFORMATION:
7161 case SMB_SET_FILE_END_OF_FILE_INFO:
7163 status = smb_set_file_end_of_file_info(conn, req,
7171 case SMB_FILE_DISPOSITION_INFORMATION:
7172 case SMB_SET_FILE_DISPOSITION_INFO: /* Set delete on close for open file. */
7175 /* JRA - We used to just ignore this on a path ?
7176 * Shouldn't this be invalid level on a pathname
7179 if (tran_call != TRANSACT2_SETFILEINFO) {
7180 return ERROR_NT(NT_STATUS_INVALID_LEVEL);
7183 status = smb_set_file_disposition_info(conn,
7191 case SMB_FILE_POSITION_INFORMATION:
7193 status = smb_file_position_information(conn,
7200 /* From tridge Samba4 :
7201 * MODE_INFORMATION in setfileinfo (I have no
7202 * idea what "mode information" on a file is - it takes a value of 0,
7203 * 2, 4 or 6. What could it be?).
7206 case SMB_FILE_MODE_INFORMATION:
7208 status = smb_file_mode_information(conn,
7215 * CIFS UNIX extensions.
7218 case SMB_SET_FILE_UNIX_BASIC:
7220 status = smb_set_file_unix_basic(conn, req,
7228 case SMB_SET_FILE_UNIX_INFO2:
7230 status = smb_set_file_unix_info2(conn, req,
7238 case SMB_SET_FILE_UNIX_LINK:
7240 if (tran_call != TRANSACT2_SETPATHINFO) {
7241 /* We must have a pathname for this. */
7242 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
7245 status = smb_set_file_unix_link(conn, req, pdata,
7250 case SMB_SET_FILE_UNIX_HLINK:
7252 if (tran_call != TRANSACT2_SETPATHINFO || smb_fname == NULL) {
7253 /* We must have a pathname for this. */
7254 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
7257 status = smb_set_file_unix_hlink(conn, req,
7263 case SMB_FILE_RENAME_INFORMATION:
7265 status = smb_file_rename_information(conn, req,
7271 #if defined(HAVE_POSIX_ACLS)
7272 case SMB_SET_POSIX_ACL:
7274 status = smb_set_posix_acl(conn,
7284 case SMB_SET_POSIX_LOCK:
7286 if (tran_call != TRANSACT2_SETFILEINFO) {
7287 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
7290 status = smb_set_posix_lock(conn, req,
7291 pdata, total_data, fsp);
7295 case SMB_POSIX_PATH_OPEN:
7297 if (tran_call != TRANSACT2_SETPATHINFO) {
7298 /* We must have a pathname for this. */
7299 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
7303 status = smb_posix_open(conn, req,
7312 case SMB_POSIX_PATH_UNLINK:
7314 if (tran_call != TRANSACT2_SETPATHINFO) {
7315 /* We must have a pathname for this. */
7316 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
7320 status = smb_posix_unlink(conn, req,
7328 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
7332 if (!NT_STATUS_IS_OK(status)) {
7333 if (open_was_deferred(req->mid)) {
7334 /* We have re-scheduled this call. */
7337 if (blocking_lock_was_deferred(req->mid)) {
7338 /* We have re-scheduled this call. */
7341 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
7342 reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
7343 ERRSRV, ERRbadpath);
7346 if (info_level == SMB_POSIX_PATH_OPEN) {
7347 reply_openerror(req, status);
7351 reply_nterror(req, status);
7356 send_trans2_replies(conn, req, params, 2, *ppdata, data_return_size,
7362 /****************************************************************************
7363 Reply to a TRANS2_MKDIR (make directory with extended attributes).
7364 ****************************************************************************/
7366 static void call_trans2mkdir(connection_struct *conn, struct smb_request *req,
7367 char **pparams, int total_params,
7368 char **ppdata, int total_data,
7369 unsigned int max_data_bytes)
7371 struct smb_filename *smb_dname = NULL;
7372 char *params = *pparams;
7373 char *pdata = *ppdata;
7374 char *directory = NULL;
7375 NTSTATUS status = NT_STATUS_OK;
7376 struct ea_list *ea_list = NULL;
7377 TALLOC_CTX *ctx = talloc_tos();
7379 if (!CAN_WRITE(conn)) {
7380 reply_doserror(req, ERRSRV, ERRaccess);
7384 if (total_params < 5) {
7385 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
7389 srvstr_get_path(ctx, params, req->flags2, &directory, ¶ms[4],
7390 total_params - 4, STR_TERMINATE,
7392 if (!NT_STATUS_IS_OK(status)) {
7393 reply_nterror(req, status);
7397 DEBUG(3,("call_trans2mkdir : name = %s\n", directory));
7399 status = filename_convert(ctx,
7401 req->flags2 & FLAGS2_DFS_PATHNAMES,
7406 if (!NT_STATUS_IS_OK(status)) {
7407 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
7408 reply_botherror(req,
7409 NT_STATUS_PATH_NOT_COVERED,
7410 ERRSRV, ERRbadpath);
7413 reply_nterror(req, status);
7417 /* Any data in this call is an EA list. */
7418 if (total_data && (total_data != 4) && !lp_ea_support(SNUM(conn))) {
7419 reply_nterror(req, NT_STATUS_EAS_NOT_SUPPORTED);
7424 * OS/2 workplace shell seems to send SET_EA requests of "null"
7425 * length (4 bytes containing IVAL 4).
7426 * They seem to have no effect. Bug #3212. JRA.
7429 if (total_data != 4) {
7430 if (total_data < 10) {
7431 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
7435 if (IVAL(pdata,0) > total_data) {
7436 DEBUG(10,("call_trans2mkdir: bad total data size (%u) > %u\n",
7437 IVAL(pdata,0), (unsigned int)total_data));
7438 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
7442 ea_list = read_ea_list(talloc_tos(), pdata + 4,
7445 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
7449 /* If total_data == 4 Windows doesn't care what values
7450 * are placed in that field, it just ignores them.
7451 * The System i QNTC IBM SMB client puts bad values here,
7452 * so ignore them. */
7454 status = create_directory(conn, req, smb_dname);
7456 if (!NT_STATUS_IS_OK(status)) {
7457 reply_nterror(req, status);
7461 /* Try and set any given EA. */
7463 status = set_ea(conn, NULL, smb_dname, ea_list);
7464 if (!NT_STATUS_IS_OK(status)) {
7465 reply_nterror(req, status);
7470 /* Realloc the parameter and data sizes */
7471 *pparams = (char *)SMB_REALLOC(*pparams,2);
7472 if(*pparams == NULL) {
7473 reply_nterror(req, NT_STATUS_NO_MEMORY);
7480 send_trans2_replies(conn, req, params, 2, *ppdata, 0, max_data_bytes);
7483 TALLOC_FREE(smb_dname);
7487 /****************************************************************************
7488 Reply to a TRANS2_FINDNOTIFYFIRST (start monitoring a directory for changes).
7489 We don't actually do this - we just send a null response.
7490 ****************************************************************************/
7492 static void call_trans2findnotifyfirst(connection_struct *conn,
7493 struct smb_request *req,
7494 char **pparams, int total_params,
7495 char **ppdata, int total_data,
7496 unsigned int max_data_bytes)
7498 char *params = *pparams;
7501 if (total_params < 6) {
7502 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
7506 info_level = SVAL(params,4);
7507 DEBUG(3,("call_trans2findnotifyfirst - info_level %d\n", info_level));
7509 switch (info_level) {
7514 reply_nterror(req, NT_STATUS_INVALID_LEVEL);
7518 /* Realloc the parameter and data sizes */
7519 *pparams = (char *)SMB_REALLOC(*pparams,6);
7520 if (*pparams == NULL) {
7521 reply_nterror(req, NT_STATUS_NO_MEMORY);
7526 SSVAL(params,0,fnf_handle);
7527 SSVAL(params,2,0); /* No changes */
7528 SSVAL(params,4,0); /* No EA errors */
7535 send_trans2_replies(conn, req, params, 6, *ppdata, 0, max_data_bytes);
7540 /****************************************************************************
7541 Reply to a TRANS2_FINDNOTIFYNEXT (continue monitoring a directory for
7542 changes). Currently this does nothing.
7543 ****************************************************************************/
7545 static void call_trans2findnotifynext(connection_struct *conn,
7546 struct smb_request *req,
7547 char **pparams, int total_params,
7548 char **ppdata, int total_data,
7549 unsigned int max_data_bytes)
7551 char *params = *pparams;
7553 DEBUG(3,("call_trans2findnotifynext\n"));
7555 /* Realloc the parameter and data sizes */
7556 *pparams = (char *)SMB_REALLOC(*pparams,4);
7557 if (*pparams == NULL) {
7558 reply_nterror(req, NT_STATUS_NO_MEMORY);
7563 SSVAL(params,0,0); /* No changes */
7564 SSVAL(params,2,0); /* No EA errors */
7566 send_trans2_replies(conn, req, params, 4, *ppdata, 0, max_data_bytes);
7571 /****************************************************************************
7572 Reply to a TRANS2_GET_DFS_REFERRAL - Shirish Kalele <kalele@veritas.com>.
7573 ****************************************************************************/
7575 static void call_trans2getdfsreferral(connection_struct *conn,
7576 struct smb_request *req,
7577 char **pparams, int total_params,
7578 char **ppdata, int total_data,
7579 unsigned int max_data_bytes)
7581 char *params = *pparams;
7582 char *pathname = NULL;
7584 int max_referral_level;
7585 NTSTATUS status = NT_STATUS_OK;
7586 TALLOC_CTX *ctx = talloc_tos();
7588 DEBUG(10,("call_trans2getdfsreferral\n"));
7590 if (total_params < 3) {
7591 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
7595 max_referral_level = SVAL(params,0);
7597 if(!lp_host_msdfs()) {
7598 reply_doserror(req, ERRDOS, ERRbadfunc);
7602 srvstr_pull_talloc(ctx, params, req->flags2, &pathname, ¶ms[2],
7603 total_params - 2, STR_TERMINATE);
7605 reply_nterror(req, NT_STATUS_NOT_FOUND);
7608 if((reply_size = setup_dfs_referral(conn, pathname, max_referral_level,
7609 ppdata,&status)) < 0) {
7610 reply_nterror(req, status);
7614 SSVAL(req->inbuf, smb_flg2,
7615 SVAL(req->inbuf,smb_flg2) | FLAGS2_DFS_PATHNAMES);
7616 send_trans2_replies(conn, req,0,0,*ppdata,reply_size, max_data_bytes);
7621 #define LMCAT_SPL 0x53
7622 #define LMFUNC_GETJOBID 0x60
7624 /****************************************************************************
7625 Reply to a TRANS2_IOCTL - used for OS/2 printing.
7626 ****************************************************************************/
7628 static void call_trans2ioctl(connection_struct *conn,
7629 struct smb_request *req,
7630 char **pparams, int total_params,
7631 char **ppdata, int total_data,
7632 unsigned int max_data_bytes)
7634 char *pdata = *ppdata;
7635 files_struct *fsp = file_fsp(req, SVAL(req->vwv+15, 0));
7637 /* check for an invalid fid before proceeding */
7640 reply_doserror(req, ERRDOS, ERRbadfid);
7644 if ((SVAL(req->vwv+16, 0) == LMCAT_SPL)
7645 && (SVAL(req->vwv+17, 0) == LMFUNC_GETJOBID)) {
7646 *ppdata = (char *)SMB_REALLOC(*ppdata, 32);
7647 if (*ppdata == NULL) {
7648 reply_nterror(req, NT_STATUS_NO_MEMORY);
7653 /* NOTE - THIS IS ASCII ONLY AT THE MOMENT - NOT SURE IF OS/2
7654 CAN ACCEPT THIS IN UNICODE. JRA. */
7656 SSVAL(pdata,0,fsp->rap_print_jobid); /* Job number */
7657 srvstr_push(pdata, req->flags2, pdata + 2,
7658 global_myname(), 15,
7659 STR_ASCII|STR_TERMINATE); /* Our NetBIOS name */
7660 srvstr_push(pdata, req->flags2, pdata+18,
7661 lp_servicename(SNUM(conn)), 13,
7662 STR_ASCII|STR_TERMINATE); /* Service name */
7663 send_trans2_replies(conn, req, *pparams, 0, *ppdata, 32,
7668 DEBUG(2,("Unknown TRANS2_IOCTL\n"));
7669 reply_doserror(req, ERRSRV, ERRerror);
7672 /****************************************************************************
7673 Reply to a SMBfindclose (stop trans2 directory search).
7674 ****************************************************************************/
7676 void reply_findclose(struct smb_request *req)
7680 START_PROFILE(SMBfindclose);
7683 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
7684 END_PROFILE(SMBfindclose);
7688 dptr_num = SVALS(req->vwv+0, 0);
7690 DEBUG(3,("reply_findclose, dptr_num = %d\n", dptr_num));
7692 dptr_close(&dptr_num);
7694 reply_outbuf(req, 0, 0);
7696 DEBUG(3,("SMBfindclose dptr_num = %d\n", dptr_num));
7698 END_PROFILE(SMBfindclose);
7702 /****************************************************************************
7703 Reply to a SMBfindnclose (stop FINDNOTIFYFIRST directory search).
7704 ****************************************************************************/
7706 void reply_findnclose(struct smb_request *req)
7710 START_PROFILE(SMBfindnclose);
7713 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
7714 END_PROFILE(SMBfindnclose);
7718 dptr_num = SVAL(req->vwv+0, 0);
7720 DEBUG(3,("reply_findnclose, dptr_num = %d\n", dptr_num));
7722 /* We never give out valid handles for a
7723 findnotifyfirst - so any dptr_num is ok here.
7726 reply_outbuf(req, 0, 0);
7728 DEBUG(3,("SMB_findnclose dptr_num = %d\n", dptr_num));
7730 END_PROFILE(SMBfindnclose);
7734 static void handle_trans2(connection_struct *conn, struct smb_request *req,
7735 struct trans_state *state)
7737 if (Protocol >= PROTOCOL_NT1) {
7738 req->flags2 |= 0x40; /* IS_LONG_NAME */
7739 SSVAL(req->inbuf,smb_flg2,req->flags2);
7742 if (conn->encrypt_level == Required && !req->encrypted) {
7743 if (state->call != TRANSACT2_QFSINFO &&
7744 state->call != TRANSACT2_SETFSINFO) {
7745 DEBUG(0,("handle_trans2: encryption required "
7747 (unsigned int)state->call));
7748 reply_nterror(req, NT_STATUS_ACCESS_DENIED);
7753 SMB_PERFCOUNT_SET_SUBOP(&req->pcd, state->call);
7755 /* Now we must call the relevant TRANS2 function */
7756 switch(state->call) {
7757 case TRANSACT2_OPEN:
7759 START_PROFILE(Trans2_open);
7760 call_trans2open(conn, req,
7761 &state->param, state->total_param,
7762 &state->data, state->total_data,
7763 state->max_data_return);
7764 END_PROFILE(Trans2_open);
7768 case TRANSACT2_FINDFIRST:
7770 START_PROFILE(Trans2_findfirst);
7771 call_trans2findfirst(conn, req,
7772 &state->param, state->total_param,
7773 &state->data, state->total_data,
7774 state->max_data_return);
7775 END_PROFILE(Trans2_findfirst);
7779 case TRANSACT2_FINDNEXT:
7781 START_PROFILE(Trans2_findnext);
7782 call_trans2findnext(conn, req,
7783 &state->param, state->total_param,
7784 &state->data, state->total_data,
7785 state->max_data_return);
7786 END_PROFILE(Trans2_findnext);
7790 case TRANSACT2_QFSINFO:
7792 START_PROFILE(Trans2_qfsinfo);
7793 call_trans2qfsinfo(conn, req,
7794 &state->param, state->total_param,
7795 &state->data, state->total_data,
7796 state->max_data_return);
7797 END_PROFILE(Trans2_qfsinfo);
7801 case TRANSACT2_SETFSINFO:
7803 START_PROFILE(Trans2_setfsinfo);
7804 call_trans2setfsinfo(conn, req,
7805 &state->param, state->total_param,
7806 &state->data, state->total_data,
7807 state->max_data_return);
7808 END_PROFILE(Trans2_setfsinfo);
7812 case TRANSACT2_QPATHINFO:
7813 case TRANSACT2_QFILEINFO:
7815 START_PROFILE(Trans2_qpathinfo);
7816 call_trans2qfilepathinfo(conn, req, state->call,
7817 &state->param, state->total_param,
7818 &state->data, state->total_data,
7819 state->max_data_return);
7820 END_PROFILE(Trans2_qpathinfo);
7824 case TRANSACT2_SETPATHINFO:
7825 case TRANSACT2_SETFILEINFO:
7827 START_PROFILE(Trans2_setpathinfo);
7828 call_trans2setfilepathinfo(conn, req, state->call,
7829 &state->param, state->total_param,
7830 &state->data, state->total_data,
7831 state->max_data_return);
7832 END_PROFILE(Trans2_setpathinfo);
7836 case TRANSACT2_FINDNOTIFYFIRST:
7838 START_PROFILE(Trans2_findnotifyfirst);
7839 call_trans2findnotifyfirst(conn, req,
7840 &state->param, state->total_param,
7841 &state->data, state->total_data,
7842 state->max_data_return);
7843 END_PROFILE(Trans2_findnotifyfirst);
7847 case TRANSACT2_FINDNOTIFYNEXT:
7849 START_PROFILE(Trans2_findnotifynext);
7850 call_trans2findnotifynext(conn, req,
7851 &state->param, state->total_param,
7852 &state->data, state->total_data,
7853 state->max_data_return);
7854 END_PROFILE(Trans2_findnotifynext);
7858 case TRANSACT2_MKDIR:
7860 START_PROFILE(Trans2_mkdir);
7861 call_trans2mkdir(conn, req,
7862 &state->param, state->total_param,
7863 &state->data, state->total_data,
7864 state->max_data_return);
7865 END_PROFILE(Trans2_mkdir);
7869 case TRANSACT2_GET_DFS_REFERRAL:
7871 START_PROFILE(Trans2_get_dfs_referral);
7872 call_trans2getdfsreferral(conn, req,
7873 &state->param, state->total_param,
7874 &state->data, state->total_data,
7875 state->max_data_return);
7876 END_PROFILE(Trans2_get_dfs_referral);
7880 case TRANSACT2_IOCTL:
7882 START_PROFILE(Trans2_ioctl);
7883 call_trans2ioctl(conn, req,
7884 &state->param, state->total_param,
7885 &state->data, state->total_data,
7886 state->max_data_return);
7887 END_PROFILE(Trans2_ioctl);
7892 /* Error in request */
7893 DEBUG(2,("Unknown request %d in trans2 call\n", state->call));
7894 reply_doserror(req, ERRSRV,ERRerror);
7898 /****************************************************************************
7899 Reply to a SMBtrans2.
7900 ****************************************************************************/
7902 void reply_trans2(struct smb_request *req)
7904 connection_struct *conn = req->conn;
7909 unsigned int tran_call;
7910 struct trans_state *state;
7913 START_PROFILE(SMBtrans2);
7915 if (req->wct < 14) {
7916 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
7917 END_PROFILE(SMBtrans2);
7921 dsoff = SVAL(req->vwv+12, 0);
7922 dscnt = SVAL(req->vwv+11, 0);
7923 psoff = SVAL(req->vwv+10, 0);
7924 pscnt = SVAL(req->vwv+9, 0);
7925 tran_call = SVAL(req->vwv+14, 0);
7927 result = allow_new_trans(conn->pending_trans, req->mid);
7928 if (!NT_STATUS_IS_OK(result)) {
7929 DEBUG(2, ("Got invalid trans2 request: %s\n",
7930 nt_errstr(result)));
7931 reply_nterror(req, result);
7932 END_PROFILE(SMBtrans2);
7937 switch (tran_call) {
7938 /* List the allowed trans2 calls on IPC$ */
7939 case TRANSACT2_OPEN:
7940 case TRANSACT2_GET_DFS_REFERRAL:
7941 case TRANSACT2_QFILEINFO:
7942 case TRANSACT2_QFSINFO:
7943 case TRANSACT2_SETFSINFO:
7946 reply_doserror(req, ERRSRV, ERRaccess);
7947 END_PROFILE(SMBtrans2);
7952 if ((state = TALLOC_P(conn, struct trans_state)) == NULL) {
7953 DEBUG(0, ("talloc failed\n"));
7954 reply_nterror(req, NT_STATUS_NO_MEMORY);
7955 END_PROFILE(SMBtrans2);
7959 state->cmd = SMBtrans2;
7961 state->mid = req->mid;
7962 state->vuid = req->vuid;
7963 state->setup_count = SVAL(req->vwv+13, 0);
7964 state->setup = NULL;
7965 state->total_param = SVAL(req->vwv+0, 0);
7966 state->param = NULL;
7967 state->total_data = SVAL(req->vwv+1, 0);
7969 state->max_param_return = SVAL(req->vwv+2, 0);
7970 state->max_data_return = SVAL(req->vwv+3, 0);
7971 state->max_setup_return = SVAL(req->vwv+4, 0);
7972 state->close_on_completion = BITSETW(req->vwv+5, 0);
7973 state->one_way = BITSETW(req->vwv+5, 1);
7975 state->call = tran_call;
7977 /* All trans2 messages we handle have smb_sucnt == 1 - ensure this
7978 is so as a sanity check */
7979 if (state->setup_count != 1) {
7981 * Need to have rc=0 for ioctl to get job id for OS/2.
7982 * Network printing will fail if function is not successful.
7983 * Similar function in reply.c will be used if protocol
7984 * is LANMAN1.0 instead of LM1.2X002.
7985 * Until DosPrintSetJobInfo with PRJINFO3 is supported,
7986 * outbuf doesn't have to be set(only job id is used).
7988 if ( (state->setup_count == 4)
7989 && (tran_call == TRANSACT2_IOCTL)
7990 && (SVAL(req->vwv+16, 0) == LMCAT_SPL)
7991 && (SVAL(req->vwv+17, 0) == LMFUNC_GETJOBID)) {
7992 DEBUG(2,("Got Trans2 DevIOctl jobid\n"));
7994 DEBUG(2,("Invalid smb_sucnt in trans2 call(%u)\n",state->setup_count));
7995 DEBUG(2,("Transaction is %d\n",tran_call));
7997 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
7998 END_PROFILE(SMBtrans2);
8003 if ((dscnt > state->total_data) || (pscnt > state->total_param))
8006 if (state->total_data) {
8008 if (trans_oob(state->total_data, 0, dscnt)
8009 || trans_oob(smb_len(req->inbuf), dsoff, dscnt)) {
8013 /* Can't use talloc here, the core routines do realloc on the
8014 * params and data. */
8015 state->data = (char *)SMB_MALLOC(state->total_data);
8016 if (state->data == NULL) {
8017 DEBUG(0,("reply_trans2: data malloc fail for %u "
8018 "bytes !\n", (unsigned int)state->total_data));
8020 reply_nterror(req, NT_STATUS_NO_MEMORY);
8021 END_PROFILE(SMBtrans2);
8025 memcpy(state->data,smb_base(req->inbuf)+dsoff,dscnt);
8028 if (state->total_param) {
8030 if (trans_oob(state->total_param, 0, pscnt)
8031 || trans_oob(smb_len(req->inbuf), psoff, pscnt)) {
8035 /* Can't use talloc here, the core routines do realloc on the
8036 * params and data. */
8037 state->param = (char *)SMB_MALLOC(state->total_param);
8038 if (state->param == NULL) {
8039 DEBUG(0,("reply_trans: param malloc fail for %u "
8040 "bytes !\n", (unsigned int)state->total_param));
8041 SAFE_FREE(state->data);
8043 reply_nterror(req, NT_STATUS_NO_MEMORY);
8044 END_PROFILE(SMBtrans2);
8048 memcpy(state->param,smb_base(req->inbuf)+psoff,pscnt);
8051 state->received_data = dscnt;
8052 state->received_param = pscnt;
8054 if ((state->received_param == state->total_param) &&
8055 (state->received_data == state->total_data)) {
8057 handle_trans2(conn, req, state);
8059 SAFE_FREE(state->data);
8060 SAFE_FREE(state->param);
8062 END_PROFILE(SMBtrans2);
8066 DLIST_ADD(conn->pending_trans, state);
8068 /* We need to send an interim response then receive the rest
8069 of the parameter/data bytes */
8070 reply_outbuf(req, 0, 0);
8071 show_msg((char *)req->outbuf);
8072 END_PROFILE(SMBtrans2);
8077 DEBUG(0,("reply_trans2: invalid trans parameters\n"));
8078 SAFE_FREE(state->data);
8079 SAFE_FREE(state->param);
8081 END_PROFILE(SMBtrans2);
8082 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
8086 /****************************************************************************
8087 Reply to a SMBtranss2
8088 ****************************************************************************/
8090 void reply_transs2(struct smb_request *req)
8092 connection_struct *conn = req->conn;
8093 unsigned int pcnt,poff,dcnt,doff,pdisp,ddisp;
8094 struct trans_state *state;
8096 START_PROFILE(SMBtranss2);
8098 show_msg((char *)req->inbuf);
8101 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
8102 END_PROFILE(SMBtranss2);
8106 for (state = conn->pending_trans; state != NULL;
8107 state = state->next) {
8108 if (state->mid == req->mid) {
8113 if ((state == NULL) || (state->cmd != SMBtrans2)) {
8114 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
8115 END_PROFILE(SMBtranss2);
8119 /* Revise state->total_param and state->total_data in case they have
8120 changed downwards */
8122 if (SVAL(req->vwv+0, 0) < state->total_param)
8123 state->total_param = SVAL(req->vwv+0, 0);
8124 if (SVAL(req->vwv+1, 0) < state->total_data)
8125 state->total_data = SVAL(req->vwv+1, 0);
8127 pcnt = SVAL(req->vwv+2, 0);
8128 poff = SVAL(req->vwv+3, 0);
8129 pdisp = SVAL(req->vwv+4, 0);
8131 dcnt = SVAL(req->vwv+5, 0);
8132 doff = SVAL(req->vwv+6, 0);
8133 ddisp = SVAL(req->vwv+7, 0);
8135 state->received_param += pcnt;
8136 state->received_data += dcnt;
8138 if ((state->received_data > state->total_data) ||
8139 (state->received_param > state->total_param))
8143 if (trans_oob(state->total_param, pdisp, pcnt)
8144 || trans_oob(smb_len(req->inbuf), poff, pcnt)) {
8147 memcpy(state->param+pdisp,smb_base(req->inbuf)+poff,pcnt);
8151 if (trans_oob(state->total_data, ddisp, dcnt)
8152 || trans_oob(smb_len(req->inbuf), doff, dcnt)) {
8155 memcpy(state->data+ddisp, smb_base(req->inbuf)+doff,dcnt);
8158 if ((state->received_param < state->total_param) ||
8159 (state->received_data < state->total_data)) {
8160 END_PROFILE(SMBtranss2);
8164 handle_trans2(conn, req, state);
8166 DLIST_REMOVE(conn->pending_trans, state);
8167 SAFE_FREE(state->data);
8168 SAFE_FREE(state->param);
8171 END_PROFILE(SMBtranss2);
8176 DEBUG(0,("reply_transs2: invalid trans parameters\n"));
8177 DLIST_REMOVE(conn->pending_trans, state);
8178 SAFE_FREE(state->data);
8179 SAFE_FREE(state->param);
8181 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
8182 END_PROFILE(SMBtranss2);