2 Unix SMB/Netbios implementation.
5 Copyright (C) Ricky Poulten 1995-1997
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 #define SEPARATORS " \t\n\r"
29 extern int DEBUGLEVEL;
32 /* These defines are for the do_setrattr routine, to indicate
33 * setting and reseting of file attributes in the function call */
37 static int attribute = aDIR | aSYSTEM | aHIDDEN;
39 #ifndef CLIENT_TIMEOUT
40 #define CLIENT_TIMEOUT (30*1000)
44 static int tp, ntarf, tbufsiz, ttarf;
45 /* Incremental mode */
47 /* Reset archive bit */
49 /* Include / exclude mode (true=include, false=exclude) */
52 static char **cliplist=NULL;
55 extern file_info def_finfo;
56 extern BOOL lowercase;
58 extern BOOL readbraw_supported;
60 extern pstring cur_dir;
61 extern int get_total_time_ms;
62 extern int get_total_size;
68 static void writetarheader();
69 static void do_atar();
72 static void fixtarname();
73 static int dotarbuf();
74 static void dozerobuf();
75 static void dotareof();
76 static void initarbuf();
77 static int do_setrattr();
79 /* restore functions */
80 static long readtarheader();
82 static void do_tarput();
83 static void unfixtarname();
86 * tar specific utitlities
89 /****************************************************************************
90 Write a tar header to buffer
91 ****************************************************************************/
92 static void writetarheader(int f, char *aname, int size, time_t mtime,
99 memset(hb.dummy, 0, sizeof(hb.dummy));
104 DEBUG(0, ("tar file %s name length exceeds NAMSIZ\n", aname));
107 /* use l + 1 to do the null too */
108 fixtarname(hb.dbuf.name, aname, (l >= NAMSIZ) ? NAMSIZ : l + 1);
111 strlower(hb.dbuf.name);
113 /* write out a "standard" tar format header */
115 hb.dbuf.name[NAMSIZ-1]='\0';
116 strcpy(hb.dbuf.mode, amode);
117 oct_it(0L, 8, hb.dbuf.uid);
118 oct_it(0L, 8, hb.dbuf.gid);
119 oct_it((long) size, 13, hb.dbuf.size);
120 oct_it((long) mtime, 13, hb.dbuf.mtime);
121 memcpy(hb.dbuf.chksum, " ", sizeof(hb.dbuf.chksum));
122 hb.dbuf.linkflag='0';
123 memset(hb.dbuf.linkname, 0, NAMSIZ);
125 for (chk=0, i=sizeof(hb.dummy), jp=hb.dummy; --i>=0;) chk+=(0xFF & *jp++);
127 oct_it((long) chk, 8, hb.dbuf.chksum);
128 hb.dbuf.chksum[6] = '\0';
130 (void) dotarbuf(f, hb.dummy, sizeof(hb.dummy));
133 /****************************************************************************
134 Read a tar header into a hblock structure, and validate
135 ***************************************************************************/
136 static long readtarheader(union hblock *hb, file_info *finfo, char *prefix)
143 * read in a "standard" tar format header - we're not that interested
144 * in that many fields, though
147 /* check the checksum */
148 for (chk=0, i=sizeof(hb->dummy), jp=hb->dummy; --i>=0;) chk+=(0xFF & *jp++);
153 /* compensate for blanks in chksum header */
154 for (i=sizeof(hb->dbuf.chksum), jp=hb->dbuf.chksum; --i>=0;)
157 chk += ' ' * sizeof(hb->dbuf.chksum);
159 fchk=unoct(hb->dbuf.chksum, sizeof(hb->dbuf.chksum));
161 DEBUG(5, ("checksum totals chk=%d fchk=%d chksum=%s\n",
162 chk, fchk, hb->dbuf.chksum));
166 DEBUG(0, ("checksums don't match %d %d\n", fchk, chk));
170 strcpy(finfo->name, prefix);
172 /* use l + 1 to do the null too; do prefix - prefcnt to zap leading slash */
173 unfixtarname(finfo->name + strlen(prefix), hb->dbuf.name,
174 strlen(hb->dbuf.name) + 1);
176 /* can't handle links at present */
177 if (hb->dbuf.linkflag != '0') {
178 if (hb->dbuf.linkflag == 0) {
179 DEBUG(6, ("Warning: NULL link flag (gnu tar archive ?) %s\n",
182 DEBUG(0, ("this tar file appears to contain some kind of link - ignoring\n"));
187 if ((unoct(hb->dbuf.mode, sizeof(hb->dbuf.mode)) & S_IFDIR)
188 || (*(finfo->name+strlen(finfo->name)-1) == '\\'))
193 finfo->mode=0; /* we don't care about mode at the moment, we'll
194 * just make it a regular file */
196 * Bug fix by richard@sj.co.uk
198 * REC: restore times correctly (as does tar)
199 * We only get the modification time of the file; set the creation time
200 * from the mod. time, and the access time to current time
202 finfo->mtime = finfo->ctime = strtol(hb->dbuf.mtime, NULL, 8);
203 finfo->atime = time(NULL);
204 finfo->size = unoct(hb->dbuf.size, sizeof(hb->dbuf.size));
209 /****************************************************************************
210 Write out the tar buffer to tape or wherever
211 ****************************************************************************/
212 static int dotarbuf(int f, char *b, int n)
216 /* This routine and the next one should be the only ones that do write()s */
217 if (tp + n >= tbufsiz)
222 memcpy(tarbuf + tp, b, diff);
223 fail=fail && (1+write(f, tarbuf, tbufsiz));
230 fail=fail && (1 + write(f, b, tbufsiz));
236 memcpy(tarbuf+tp, b, n);
240 return(fail ? writ : 0);
243 /****************************************************************************
244 Write a zeros to buffer / tape
245 ****************************************************************************/
246 static void dozerobuf(int f, int n)
248 /* short routine just to write out n zeros to buffer -
249 * used to round files to nearest block
250 * and to do tar EOFs */
254 memset(tarbuf+tp, 0, tbufsiz-tp);
255 write(f, tarbuf, tbufsiz);
256 memset(tarbuf, 0, (tp+=n-tbufsiz));
260 memset(tarbuf+tp, 0, n);
265 /****************************************************************************
267 ****************************************************************************/
268 static void initarbuf()
270 /* initialize tar buffer */
271 tbufsiz=blocksize*TBLOCK;
272 tarbuf=malloc(tbufsiz);
274 /* reset tar buffer pointer and tar file counter and total dumped */
275 tp=0; ntarf=0; ttarf=0;
278 /****************************************************************************
279 Write two zero blocks at end of file
280 ****************************************************************************/
281 static void dotareof(int f)
284 /* Two zero blocks at end of file, write out full buffer */
286 (void) dozerobuf(f, TBLOCK);
287 (void) dozerobuf(f, TBLOCK);
289 if (fstat(f, &stbuf) == -1)
291 DEBUG(0, ("Couldn't stat file handle\n"));
295 /* Could be a pipe, in which case S_ISREG should fail,
296 * and we should write out at full size */
297 if (tp > 0) write(f, tarbuf, S_ISREG(stbuf.st_mode) ? tp : tbufsiz);
300 /****************************************************************************
301 (Un)mangle DOS pathname, make nonabsolute
302 ****************************************************************************/
303 static void fixtarname(char *tptr, char *fp, int l)
305 /* add a '.' to start of file name, convert from ugly dos \'s in path
306 * to lovely unix /'s :-} */
311 if (is_shift_jis (*fp)) {
315 } else if (is_kana (*fp)) {
318 } else if (*fp == '\\') {
328 while (l--) { *tptr=(*fp == '\\') ? '/' : *fp; tptr++; fp++; }
332 /****************************************************************************
333 Convert from decimal to octal string
334 ****************************************************************************/
335 static void oct_it (register long value, register int ndgs, register char *p)
337 /* Converts long to octal string, pads with leading zeros */
339 /* skip final null, but do final space */
343 /* Loop does at least one digit */
345 p[--ndgs] = '0' + (char) (value & 7);
348 while (ndgs > 0 && value != 0);
350 /* Do leading zeros */
355 /****************************************************************************
356 Convert from octal string to long
357 ***************************************************************************/
358 static long unoct(char *p, int ndgs)
361 /* Converts octal string to long, ignoring any non-digit */
366 value = (value << 3) | (long) (*p - '0');
374 /****************************************************************************
375 Compare two strings in a slash insensitive way, allowing s1 to match s2
376 if s1 is an "initial" string (up to directory marker). Thus, if s2 is
377 a file in any subdirectory of s1, declare a match.
378 ***************************************************************************/
379 static int strslashcmp(char *s1, char *s2)
385 || tolower(*s1) == tolower(*s2)
386 || (*s1 == '\\' && *s2=='/')
387 || (*s1 == '/' && *s2=='\\'))) {
391 /* if s1 has a trailing slash, it compared equal, so s1 is an "initial"
394 if (!*s1 && s1 != s1_0 && (*(s1-1) == '/' || *(s1-1) == '\\')) return 0;
396 /* ignore trailing slash on s1 */
397 if (!*s2 && (*s1 == '/' || *s1 == '\\') && !*(s1+1)) return 0;
399 /* check for s1 is an "initial" string of s2 */
400 if (*s2 == '/' || *s2 == '\\') return 0;
406 * general smb utility functions
408 /****************************************************************************
409 Set DOS file attributes
410 ***************************************************************************/
411 static int do_setrattr(char *fname, int attr, int setit)
414 * First get the existing attribs from existing file
425 inbuf = (char *)malloc(BUFFER_SIZE + SAFETY_MARGIN);
426 outbuf = (char *)malloc(BUFFER_SIZE + SAFETY_MARGIN);
428 if (!inbuf || !outbuf)
430 DEBUG(0,("out of memory\n"));
434 /* send an smb getatr message */
436 memset(outbuf,0,smb_size);
437 set_message(outbuf,0,2 + strlen(fname),True);
438 CVAL(outbuf,smb_com) = SMBgetatr;
439 SSVAL(outbuf,smb_tid,cnum);
445 p += (strlen(fname)+1);
450 send_smb(Client,outbuf);
451 receive_smb(Client,inbuf,CLIENT_TIMEOUT);
453 if (CVAL(inbuf,smb_rcls) != 0)
454 DEBUG(5,("getatr: %s\n",smb_errstr(inbuf)));
457 DEBUG(5,("\nattr 0x%X time %d size %d\n",
458 (int)CVAL(inbuf,smb_vwv0),
459 SVAL(inbuf,smb_vwv1),
460 SVAL(inbuf,smb_vwv3)));
463 fattr=CVAL(inbuf,smb_vwv0);
465 /* combine found attributes with bits to be set or reset */
467 attr=setit ? (fattr | attr) : (fattr & ~attr);
469 /* now try and set attributes by sending smb reset message */
471 /* clear out buffer and start again */
472 memset(outbuf,0,smb_size);
473 set_message(outbuf,8,4 + strlen(fname),True);
474 CVAL(outbuf,smb_com) = SMBsetatr;
475 SSVAL(outbuf,smb_tid,cnum);
478 SSVAL(outbuf,smb_vwv0,attr);
483 p += (strlen(fname)+1);
488 send_smb(Client,outbuf);
489 receive_smb(Client,inbuf,CLIENT_TIMEOUT);
491 if (CVAL(inbuf,smb_rcls) != 0)
493 DEBUG(0,("%s setting attributes on file %s\n",
494 smb_errstr(inbuf), fname));
495 free(inbuf);free(outbuf);
499 free(inbuf);free(outbuf);
503 /****************************************************************************
504 Create a file on a share
505 ***************************************************************************/
506 static BOOL smbcreat(file_info finfo, int *fnum, char *inbuf, char *outbuf)
509 /* *must* be called with buffer ready malloc'ed */
510 /* open remote file */
512 memset(outbuf,0,smb_size);
513 set_message(outbuf,3,2 + strlen(finfo.name),True);
514 CVAL(outbuf,smb_com) = SMBcreate;
515 SSVAL(outbuf,smb_tid,cnum);
518 SSVAL(outbuf,smb_vwv0,finfo.mode);
519 put_dos_date3(outbuf,smb_vwv1,finfo.mtime);
523 strcpy(p,finfo.name);
525 send_smb(Client,outbuf);
526 receive_smb(Client,inbuf,CLIENT_TIMEOUT);
528 if (CVAL(inbuf,smb_rcls) != 0)
530 DEBUG(0,("%s opening remote file %s\n",smb_errstr(inbuf),
535 *fnum = SVAL(inbuf,smb_vwv0);
539 /****************************************************************************
540 Write a file to a share
541 ***************************************************************************/
542 static BOOL smbwrite(int fnum, int n, int low, int high, int left,
543 char *bufferp, char *inbuf, char *outbuf)
545 /* *must* be called with buffer ready malloc'ed */
547 memset(outbuf,0,smb_size);
548 set_message(outbuf,5,n + 3,True);
550 memcpy(smb_buf(outbuf)+3, bufferp, n);
552 set_message(outbuf,5,n + 3, False);
553 CVAL(outbuf,smb_com) = SMBwrite;
554 SSVAL(outbuf,smb_tid,cnum);
557 SSVAL(outbuf,smb_vwv0,fnum);
558 SSVAL(outbuf,smb_vwv1,n);
559 SIVAL(outbuf,smb_vwv2,low);
560 SSVAL(outbuf,smb_vwv4,left);
561 CVAL(smb_buf(outbuf),0) = 1;
562 SSVAL(smb_buf(outbuf),1,n);
564 send_smb(Client,outbuf);
565 receive_smb(Client,inbuf,CLIENT_TIMEOUT);
567 if (CVAL(inbuf,smb_rcls) != 0)
569 DEBUG(0,("%s writing remote file\n",smb_errstr(inbuf)));
573 if (n != SVAL(inbuf,smb_vwv0))
575 DEBUG(0,("Error: only wrote %d bytes out of %d\n",
576 SVAL(inbuf,smb_vwv0), n));
583 /****************************************************************************
584 Close a file on a share
585 ***************************************************************************/
586 static BOOL smbshut(file_info finfo, int fnum, char *inbuf, char *outbuf)
588 /* *must* be called with buffer ready malloc'ed */
590 memset(outbuf,0,smb_size);
591 set_message(outbuf,3,0,True);
592 CVAL(outbuf,smb_com) = SMBclose;
593 SSVAL(outbuf,smb_tid,cnum);
596 SSVAL(outbuf,smb_vwv0,fnum);
597 put_dos_date3(outbuf,smb_vwv1,finfo.mtime);
599 DEBUG(3,("Setting date to %s (0x%X)",
600 asctime(LocalTime(&finfo.mtime)),
603 send_smb(Client,outbuf);
604 receive_smb(Client,inbuf,CLIENT_TIMEOUT);
606 if (CVAL(inbuf,smb_rcls) != 0)
608 DEBUG(0,("%s closing remote file %s\n",smb_errstr(inbuf),
616 /****************************************************************************
617 Verify existence of path on share
618 ***************************************************************************/
619 static BOOL smbchkpath(char *fname, char *inbuf, char *outbuf)
623 memset(outbuf,0,smb_size);
624 set_message(outbuf,0,4 + strlen(fname),True);
625 CVAL(outbuf,smb_com) = SMBchkpth;
626 SSVAL(outbuf,smb_tid,cnum);
633 send_smb(Client,outbuf);
634 receive_smb(Client,inbuf,CLIENT_TIMEOUT);
636 DEBUG(5,("smbchkpath: %s\n",smb_errstr(inbuf)));
638 return(CVAL(inbuf,smb_rcls) == 0);
641 /****************************************************************************
642 Make a directory on share
643 ***************************************************************************/
644 static BOOL smbmkdir(char *fname, char *inbuf, char *outbuf)
646 /* *must* be called with buffer ready malloc'ed */
649 memset(outbuf,0,smb_size);
650 set_message(outbuf,0,2 + strlen(fname),True);
652 CVAL(outbuf,smb_com) = SMBmkdir;
653 SSVAL(outbuf,smb_tid,cnum);
660 send_smb(Client,outbuf);
661 receive_smb(Client,inbuf,CLIENT_TIMEOUT);
663 if (CVAL(inbuf,smb_rcls) != 0)
665 DEBUG(0,("%s making remote directory %s\n",
666 smb_errstr(inbuf),fname));
673 /****************************************************************************
674 Ensure a remote path exists (make if necessary)
675 ***************************************************************************/
676 static BOOL ensurepath(char *fname, char *inbuf, char *outbuf)
678 /* *must* be called with buffer ready malloc'ed */
679 /* ensures path exists */
681 pstring partpath, ffname;
682 char *p=fname, *basehack;
686 /* fname copied to ffname so can strtok */
688 strcpy(ffname, fname);
690 /* do a `basename' on ffname, so don't try and make file name directory */
691 if ((basehack=strrchr(ffname, '\\')) == NULL)
696 p=strtok(ffname, "\\");
702 if (!smbchkpath(partpath, inbuf, outbuf)) {
703 if (!smbmkdir(partpath, inbuf, outbuf))
705 DEBUG(0, ("Error mkdirhiering\n"));
709 DEBUG(3, ("mkdirhiering %s\n", partpath));
713 strcat(partpath, "\\");
714 p = strtok(NULL,"/\\");
720 int padit(char *buf, int bufsize, int padsize)
725 DEBUG(0, ("Padding with %d zeros\n", padsize));
726 memset(buf, 0, bufsize);
727 while( !berr && padsize > 0 ) {
728 bytestowrite= MIN(bufsize, padsize);
729 berr = dotarbuf(tarhandle, buf, bytestowrite) != bytestowrite;
730 padsize -= bytestowrite;
737 * smbclient functions
739 /****************************************************************************
740 append one remote file to the tar file
741 ***************************************************************************/
742 static void do_atar(char *rname,char *lname,file_info *finfo1)
749 BOOL close_done = False;
750 BOOL shallitime=True;
751 BOOL ignore_close_error = False;
755 struct timeval tp_start;
756 GetTimeOfDay(&tp_start);
763 inbuf = (char *)malloc(BUFFER_SIZE + SAFETY_MARGIN);
764 outbuf = (char *)malloc(BUFFER_SIZE + SAFETY_MARGIN);
766 if (!inbuf || !outbuf)
768 DEBUG(0,("out of memory\n"));
772 memset(outbuf,0,smb_size);
773 set_message(outbuf,15,1 + strlen(rname),True);
775 CVAL(outbuf,smb_com) = SMBopenX;
776 SSVAL(outbuf,smb_tid,cnum);
779 SSVAL(outbuf,smb_vwv0,0xFF);
780 SSVAL(outbuf,smb_vwv2,1);
781 SSVAL(outbuf,smb_vwv3,(DENY_NONE<<4));
782 SSVAL(outbuf,smb_vwv4,aSYSTEM | aHIDDEN);
783 SSVAL(outbuf,smb_vwv5,aSYSTEM | aHIDDEN);
784 SSVAL(outbuf,smb_vwv8,1);
788 p = skip_string(p,1);
790 dos_clean_name(rname);
792 /* do a chained openX with a readX? */
795 SSVAL(outbuf,smb_vwv0,SMBreadX);
796 SSVAL(outbuf,smb_vwv1,PTR_DIFF(p,outbuf) - 4);
800 SSVAL(p,smb_vwv0,0xFF);
801 SSVAL(p,smb_vwv5,MIN(max_xmit-500,finfo.size));
802 SSVAL(p,smb_vwv9,MIN(0xFFFF,finfo.size));
803 smb_setlen(outbuf,smb_len(outbuf)+11*2+1);
806 send_smb(Client,outbuf);
807 receive_smb(Client,inbuf,CLIENT_TIMEOUT);
809 if (CVAL(inbuf,smb_rcls) != 0)
811 if (CVAL(inbuf,smb_rcls) == ERRSRV &&
812 SVAL(inbuf,smb_err) == ERRnoresource &&
813 reopen_connection(inbuf,outbuf))
815 do_atar(rname,lname,finfo1);
816 free(inbuf);free(outbuf);
820 DEBUG(0,("%s opening remote file %s\n",smb_errstr(inbuf),rname));
821 free(inbuf);free(outbuf);
825 strcpy(finfo.name,rname);
828 finfo.mode = SVAL(inbuf,smb_vwv3);
829 finfo.size = IVAL(inbuf,smb_vwv4);
830 finfo.mtime = make_unix_date3(inbuf+smb_vwv6);
831 finfo.atime = finfo.ctime = finfo.mtime;
834 DEBUG(3,("file %s attrib 0x%X\n",finfo.name,finfo.mode));
836 fnum = SVAL(inbuf,smb_vwv2);
838 if (tar_inc && !(finfo.mode & aARCH))
840 DEBUG(4, ("skipping %s - archive bit not set\n", finfo.name));
845 if (SVAL(inbuf,smb_vwv0) == SMBreadX)
847 p = (inbuf+4+SVAL(inbuf,smb_vwv1)) - smb_wct;
848 datalen = SVAL(p,smb_vwv5);
849 dataptr = inbuf + 4 + SVAL(p,smb_vwv6);
857 DEBUG(1,("getting file %s of size %d bytes as a tar file %s",
862 /* write a tar header, don't bother with mode - just set to 100644 */
863 writetarheader(tarhandle, rname, finfo.size, finfo.mtime, "100644 \0");
865 while (nread < finfo.size && !close_done)
868 static BOOL can_chain_close=True;
872 DEBUG(3,("nread=%d\n",nread));
874 /* 3 possible read types. readbraw if a large block is required.
875 readX + close if not much left and read if neither is supported */
877 /* we might have already read some data from a chained readX */
878 if (dataptr && datalen>0)
881 /* if we can finish now then readX+close */
882 if (method<0 && can_chain_close && (Protocol >= PROTOCOL_LANMAN1) &&
883 ((finfo.size - nread) <
884 (max_xmit - (2*smb_size + 13*SIZEOFWORD + 300))))
887 /* if we support readraw then use that */
888 if (method<0 && readbraw_supported)
891 /* if we can then use readX */
892 if (method<0 && (Protocol >= PROTOCOL_LANMAN1))
904 /* use readX + close */
905 memset(outbuf,0,smb_size);
906 set_message(outbuf,10,0,True);
907 CVAL(outbuf,smb_com) = SMBreadX;
908 SSVAL(outbuf,smb_tid,cnum);
913 CVAL(outbuf,smb_vwv0) = SMBclose;
914 SSVAL(outbuf,smb_vwv1,PTR_DIFF(smb_buf(outbuf),outbuf) - 4);
917 CVAL(outbuf,smb_vwv0) = 0xFF;
920 SSVAL(outbuf,smb_vwv2,fnum);
921 SIVAL(outbuf,smb_vwv3,nread);
922 SSVAL(outbuf,smb_vwv5,MIN(max_xmit-200,finfo.size - nread));
923 SSVAL(outbuf,smb_vwv6,0);
924 SIVAL(outbuf,smb_vwv7,0);
925 SSVAL(outbuf,smb_vwv9,MIN(0xFFFF,finfo.size-nread));
936 /* now set the total packet length */
937 smb_setlen(outbuf,smb_len(outbuf)+9);
940 send_smb(Client,outbuf);
941 receive_smb(Client,inbuf,CLIENT_TIMEOUT);
943 if (CVAL(inbuf,smb_rcls) != 0)
945 DEBUG(0,("Error %s reading remote file\n",smb_errstr(inbuf)));
950 SVAL(inbuf,smb_vwv0) != SMBclose)
952 /* NOTE: WfWg sometimes just ignores the chained
953 command! This seems to break the spec? */
954 DEBUG(3,("Rejected chained close?\n"));
956 can_chain_close = False;
957 ignore_close_error = True;
960 datalen = SVAL(inbuf,smb_vwv5);
961 dataptr = inbuf + 4 + SVAL(inbuf,smb_vwv6);
968 static int readbraw_size = 0xFFFF;
971 memset(outbuf,0,smb_size);
972 set_message(outbuf,8,0,True);
973 CVAL(outbuf,smb_com) = SMBreadbraw;
974 SSVAL(outbuf,smb_tid,cnum);
976 SSVAL(outbuf,smb_vwv0,fnum);
977 SIVAL(outbuf,smb_vwv1,nread);
978 SSVAL(outbuf,smb_vwv3,MIN(finfo.size-nread,readbraw_size));
979 SSVAL(outbuf,smb_vwv4,0);
980 SIVALS(outbuf,smb_vwv5,-1);
981 send_smb(Client,outbuf);
983 /* Now read the raw data into the buffer and write it */
984 if(read_smb_length(Client,inbuf,0) == -1) {
985 DEBUG(0,("Failed to read length in readbraw\n"));
989 /* Even though this is not an smb message, smb_len
990 returns the generic length of an smb message */
991 datalen = smb_len(inbuf);
995 /* we got a readbraw error */
996 DEBUG(4,("readbraw error - reducing size\n"));
997 readbraw_size = (readbraw_size * 9) / 10;
999 if (readbraw_size < max_xmit)
1001 DEBUG(0,("disabling readbraw\n"));
1002 readbraw_supported = False;
1009 if(read_data(Client,inbuf,datalen) != datalen) {
1010 DEBUG(0,("Failed to read data in readbraw\n"));
1018 /* we've already read some data with a chained readX */
1022 /* use plain read */
1023 memset(outbuf,0,smb_size);
1024 set_message(outbuf,5,0,True);
1025 CVAL(outbuf,smb_com) = SMBread;
1026 SSVAL(outbuf,smb_tid,cnum);
1029 SSVAL(outbuf,smb_vwv0,fnum);
1030 SSVAL(outbuf,smb_vwv1,MIN(max_xmit-200,finfo.size - nread));
1031 SIVAL(outbuf,smb_vwv2,nread);
1032 SSVAL(outbuf,smb_vwv4,finfo.size - nread);
1034 send_smb(Client,outbuf);
1035 receive_smb(Client,inbuf,CLIENT_TIMEOUT);
1037 if (CVAL(inbuf,smb_rcls) != 0)
1039 DEBUG(0,("Error %s reading remote file\n",smb_errstr(inbuf)));
1043 datalen = SVAL(inbuf,smb_vwv0);
1044 dataptr = smb_buf(inbuf) + 3;
1049 /* add received bits of file to buffer - dotarbuf will
1050 * write out in 512 byte intervals */
1051 if (dotarbuf(tarhandle,dataptr,datalen) != datalen)
1053 DEBUG(0,("Error writing local file\n"));
1060 DEBUG(0,("Error reading file %s. Got 0 bytes\n", rname));
1068 /* pad tar file with zero's if we couldn't get entire file */
1069 if (nread < finfo.size)
1071 DEBUG(0, ("Didn't get entire file. size=%d, nread=%d\n", finfo.size, nread));
1072 if (padit(inbuf, BUFFER_SIZE, finfo.size - nread))
1073 DEBUG(0,("Error writing local file\n"));
1076 /* round tar file to nearest block */
1077 if (finfo.size % TBLOCK)
1078 dozerobuf(tarhandle, TBLOCK - (finfo.size % TBLOCK));
1080 ttarf+=finfo.size + TBLOCK - (finfo.size % TBLOCK);
1086 memset(outbuf,0,smb_size);
1087 set_message(outbuf,3,0,True);
1088 CVAL(outbuf,smb_com) = SMBclose;
1089 SSVAL(outbuf,smb_tid,cnum);
1092 SSVAL(outbuf,smb_vwv0,fnum);
1093 SIVALS(outbuf,smb_vwv1,-1);
1095 send_smb(Client,outbuf);
1096 receive_smb(Client,inbuf,CLIENT_TIMEOUT);
1098 if (!ignore_close_error && CVAL(inbuf,smb_rcls) != 0)
1100 DEBUG(0,("Error %s closing remote file\n",smb_errstr(inbuf)));
1101 free(inbuf);free(outbuf);
1108 struct timeval tp_end;
1111 /* if shallitime is true then we didn't skip */
1112 if (tar_reset) (void) do_setrattr(finfo.name, aARCH, ATTRRESET);
1114 GetTimeOfDay(&tp_end);
1116 (tp_end.tv_sec - tp_start.tv_sec)*1000 +
1117 (tp_end.tv_usec - tp_start.tv_usec)/1000;
1118 get_total_time_ms += this_time;
1119 get_total_size += finfo.size;
1121 /* Thanks to Carel-Jan Engel (ease@mail.wirehub.nl) for this one */
1122 DEBUG(1,("(%g kb/s) (average %g kb/s)\n",
1123 finfo.size / MAX(0.001, (1.024*this_time)),
1124 get_total_size / MAX(0.001, (1.024*get_total_time_ms))));
1127 free(inbuf);free(outbuf);
1130 /****************************************************************************
1131 Append single file to tar file (or not)
1132 ***************************************************************************/
1133 static void do_tar(file_info *finfo)
1137 if (strequal(finfo->name,".") || strequal(finfo->name,".."))
1140 /* Is it on the exclude list ? */
1141 if (!tar_excl && clipn) {
1144 strcpy(exclaim, cur_dir);
1145 *(exclaim+strlen(exclaim)-1)='\0';
1147 strcat(exclaim, "\\");
1148 strcat(exclaim, finfo->name);
1150 if (clipfind(cliplist, clipn, exclaim)) {
1151 DEBUG(3,("Skipping file %s\n", exclaim));
1156 if (finfo->mode & aDIR)
1158 pstring saved_curdir;
1160 char *inbuf,*outbuf;
1162 inbuf = (char *)malloc(BUFFER_SIZE + SAFETY_MARGIN);
1163 outbuf = (char *)malloc(BUFFER_SIZE + SAFETY_MARGIN);
1165 if (!inbuf || !outbuf)
1167 DEBUG(0,("out of memory\n"));
1171 strcpy(saved_curdir,cur_dir);
1173 strcat(cur_dir,finfo->name);
1174 strcat(cur_dir,"\\");
1176 /* write a tar directory, don't bother with mode - just set it to
1178 writetarheader(tarhandle, cur_dir, 0, finfo->mtime, "040755 \0");
1179 strcpy(mtar_mask,cur_dir);
1180 strcat(mtar_mask,"*");
1182 do_dir((char *)inbuf,(char *)outbuf,mtar_mask,attribute,do_tar,recurse);
1183 strcpy(cur_dir,saved_curdir);
1184 free(inbuf);free(outbuf);
1188 strcpy(rname,cur_dir);
1189 strcat(rname,finfo->name);
1190 do_atar(rname,finfo->name,finfo);
1194 /****************************************************************************
1195 Convert from UNIX to DOS file names
1196 ***************************************************************************/
1197 static void unfixtarname(char *tptr, char *fp, int l)
1199 /* remove '.' from start of file name, convert from unix /'s to
1200 * dos \'s in path. Kill any absolute path names.
1203 if (*fp == '.') fp++;
1204 if (*fp == '\\' || *fp == '/') fp++;
1208 if (is_shift_jis (*fp)) {
1212 } else if (is_kana (*fp)) {
1215 } else if (*fp == '/') {
1225 while (l--) { *tptr=(*fp == '/') ? '\\' : *fp; tptr++; fp++; }
1229 static void do_tarput()
1232 int nread=0, bufread;
1233 char *inbuf,*outbuf;
1236 struct timeval tp_start;
1237 BOOL tskip=False; /* We'll take each file as it comes */
1239 GetTimeOfDay(&tp_start);
1241 inbuf = (char *)malloc(BUFFER_SIZE + SAFETY_MARGIN);
1242 outbuf = (char *)malloc(BUFFER_SIZE + SAFETY_MARGIN);
1244 if (!inbuf || !outbuf)
1246 DEBUG(0,("out of memory\n"));
1251 * Must read in tbufsiz dollops
1254 /* These should be the only reads in clitar.c */
1255 while ((bufread=read(tarhandle, tarbuf, tbufsiz))>0) {
1256 char *bufferp, *endofbuffer;
1259 /* Code to handle a short read.
1260 * We always need a TBLOCK full of stuff
1262 if (bufread % TBLOCK) {
1263 int lchunk=TBLOCK-(bufread % TBLOCK);
1266 /* It's a shorty - a short read that is */
1267 DEBUG(3, ("Short read, read %d so far (need %d)\n", bufread, lchunk));
1269 while ((lread=read(tarhandle, tarbuf+bufread, lchunk))>0) {
1271 if (!(lchunk-=lread)) break;
1274 /* If we've reached EOF then that must be a short file */
1275 if (lread<=0) break;
1279 endofbuffer=tarbuf+bufread;
1282 if (fsize<bufread) {
1287 if (fsize==bufread) tskip=False;
1296 switch (readtarheader((union hblock *) bufferp, &finfo, cur_dir))
1298 case -2: /* something dodgy but not fatal about this */
1299 DEBUG(0, ("skipping %s...\n", finfo.name));
1300 bufferp+=TBLOCK; /* header - like a link */
1303 DEBUG(0, ("abandoning restore\n"));
1304 free(inbuf); free(outbuf);
1306 case 0: /* chksum is zero - we assume that one all zero
1307 *header block will do for eof */
1309 ("total of %d tar files restored to share\n", ntarf));
1310 free(inbuf); free(outbuf);
1317 && (clipfind(cliplist, clipn, finfo.name) ^ tar_excl);
1320 if (finfo.mode & aDIR)
1322 else if ((fsize=finfo.size) % TBLOCK) {
1323 fsize+=TBLOCK-(fsize%TBLOCK);
1325 if (fsize<endofbuffer-bufferp) {
1330 fsize-=endofbuffer-bufferp;
1335 if (finfo.mode & aDIR)
1337 if (!smbchkpath(finfo.name, inbuf, outbuf)
1338 && !smbmkdir(finfo.name, inbuf, outbuf))
1340 DEBUG(0, ("abandoning restore\n"));
1341 free(inbuf); free(outbuf);
1353 if (ensurepath(finfo.name, inbuf, outbuf)
1354 && !smbcreat(finfo, &fnum, inbuf, outbuf))
1356 DEBUG(0, ("abandoning restore\n"));
1357 free(inbuf);free(outbuf);
1361 DEBUG(0,("restore tar file %s of size %d bytes\n",
1362 finfo.name,finfo.size));
1365 if ((bufferp+=TBLOCK) >= endofbuffer) break;
1368 /* write out the file in chunk sized chunks - don't
1369 * go past end of buffer though */
1370 chunk=(fsize-nread < endofbuffer - bufferp)
1371 ? fsize - nread : endofbuffer - bufferp;
1374 int minichunk=MIN(chunk, max_xmit-200);
1376 if (!smbwrite(fnum, /* file descriptor */
1378 nread, /* offset low */
1379 0, /* offset high - not implemented */
1380 fsize-nread, /* left - only hint to server */
1385 DEBUG(0, ("Error writing remote file\n"));
1386 free(inbuf); free(outbuf);
1389 DEBUG(5, ("chunk writing fname=%s fnum=%d nread=%d minichunk=%d chunk=%d size=%d\n", finfo.name, fnum, nread, minichunk, chunk, fsize));
1391 bufferp+=minichunk; nread+=minichunk;
1397 if (!smbshut(finfo, fnum, inbuf, outbuf))
1399 DEBUG(0, ("Error closing remote file\n"));
1400 free(inbuf);free(outbuf);
1403 if (fsize % TBLOCK) bufferp+=TBLOCK - (fsize % TBLOCK);
1404 DEBUG(5, ("bufferp is now %d (psn=%d)\n",
1405 (long) bufferp, (long)(bufferp - tarbuf)));
1409 } while (bufferp < endofbuffer);
1412 DEBUG(0, ("premature eof on tar file ?\n"));
1413 DEBUG(0,("total of %d tar files restored to share\n", ntarf));
1415 free(inbuf); free(outbuf);
1419 * samba interactive commands
1422 /****************************************************************************
1424 ***************************************************************************/
1425 void cmd_block(void)
1430 if (!next_token(NULL,buf,NULL))
1432 DEBUG(0, ("blocksize <n>\n"));
1437 if (block < 0 || block > 65535)
1439 DEBUG(0, ("blocksize out of range"));
1444 DEBUG(1,("blocksize is now %d\n", blocksize));
1447 /****************************************************************************
1448 command to set incremental / reset mode
1449 ***************************************************************************/
1450 void cmd_tarmode(void)
1454 while (next_token(NULL,buf,NULL)) {
1455 if (strequal(buf, "full"))
1457 else if (strequal(buf, "inc"))
1459 else if (strequal(buf, "reset"))
1461 else if (strequal(buf, "noreset"))
1463 else DEBUG(0, ("tarmode: unrecognised option %s\n", buf));
1466 DEBUG(0, ("tarmode is now %s, %s\n",
1467 tar_inc ? "incremental" : "full",
1468 tar_reset ? "reset" : "noreset"));
1471 /****************************************************************************
1472 Feeble attrib command
1473 ***************************************************************************/
1474 void cmd_setmode(void)
1482 attra[0] = attra[1] = 0;
1484 if (!next_token(NULL,buf,NULL))
1486 DEBUG(0, ("setmode <filename> <perm=[+|-]rsha>\n"));
1490 strcpy(fname, cur_dir);
1493 while (next_token(NULL,buf,NULL)) {
1502 case 'r': attra[direct]|=aRONLY;
1504 case 'h': attra[direct]|=aHIDDEN;
1506 case 's': attra[direct]|=aSYSTEM;
1508 case 'a': attra[direct]|=aARCH;
1510 default: DEBUG(0, ("setmode <filename> <perm=[+|-]rsha>\n"));
1515 if (attra[ATTRSET]==0 && attra[ATTRRESET]==0)
1517 DEBUG(0, ("setmode <filename> <perm=[+|-]rsha>\n"));
1521 DEBUG(1, ("\nperm set %d %d\n", attra[ATTRSET], attra[ATTRRESET]));
1522 (void) do_setrattr(fname, attra[ATTRSET], ATTRSET);
1523 (void) do_setrattr(fname, attra[ATTRRESET], ATTRRESET);
1526 /****************************************************************************
1527 Principal command for creating / extracting
1528 ***************************************************************************/
1529 void cmd_tar(char *inbuf, char *outbuf)
1535 if (!next_token(NULL,buf,NULL))
1537 DEBUG(0,("tar <c|x>[IXbga] <filename>\n"));
1541 argl=toktocliplist(&argcl, NULL);
1542 if (!tar_parseargs(argcl, argl, buf, 0))
1545 process_tar(inbuf, outbuf);
1550 /****************************************************************************
1551 Command line (option) version
1552 ***************************************************************************/
1553 int process_tar(char *inbuf, char *outbuf)
1564 if (clipn && tar_excl) {
1568 for (i=0; i<clipn; i++) {
1569 DEBUG(0,("arg %d = %s\n", i, cliplist[i]));
1571 if (*(cliplist[i]+strlen(cliplist[i])-1)=='\\') {
1572 *(cliplist[i]+strlen(cliplist[i])-1)='\0';
1575 if (strrchr(cliplist[i], '\\')) {
1578 strcpy(saved_dir, cur_dir);
1580 if (*cliplist[i]=='\\') {
1581 strcpy(tarmac, cliplist[i]);
1583 strcpy(tarmac, cur_dir);
1584 strcat(tarmac, cliplist[i]);
1586 strcpy(cur_dir, tarmac);
1587 *(strrchr(cur_dir, '\\')+1)='\0';
1589 do_dir((char *)inbuf,(char *)outbuf,tarmac,attribute,do_tar,recurse);
1590 strcpy(cur_dir,saved_dir);
1592 strcpy(tarmac, cur_dir);
1593 strcat(tarmac, cliplist[i]);
1594 do_dir((char *)inbuf,(char *)outbuf,tarmac,attribute,do_tar,recurse);
1599 strcpy(mask,cur_dir);
1601 do_dir((char *)inbuf,(char *)outbuf,mask,attribute,do_tar,recurse);
1604 if (ntarf) dotareof(tarhandle);
1608 DEBUG(0, ("tar: dumped %d tar files\n", ntarf));
1609 DEBUG(0, ("Total bytes written: %d\n", ttarf));
1616 /****************************************************************************
1617 Find a token (filename) in a clip list
1618 ***************************************************************************/
1619 int clipfind(char **aret, int ret, char *tok)
1621 if (aret==NULL) return 0;
1623 /* ignore leading slashes or dots in token */
1624 while(strchr("/\\.", *tok)) tok++;
1629 /* ignore leading slashes or dots in list */
1630 while(strchr("/\\.", *pkey)) pkey++;
1632 if (!strslashcmp(pkey, tok)) return 1;
1638 /****************************************************************************
1639 Parse tar arguments. Sets tar_type, tar_excl, etc.
1640 ***************************************************************************/
1641 int tar_parseargs(int argc, char *argv[], char *Optarg, int Optind)
1643 char tar_clipfl='\0';
1645 /* Reset back to defaults - could be from interactive version
1646 * reset mode and archive mode left as they are though
1657 if (tar_type=='c') {
1658 printf("Tar must be followed by only one of c or x.\n");
1664 if (Optind>=argc || !(blocksize=atoi(argv[Optind]))) {
1665 DEBUG(0,("Option b must be followed by valid blocksize\n"));
1676 DEBUG(0,("Option N must be followed by valid file name\n"));
1680 extern time_t newer_than;
1682 if (sys_stat(argv[Optind], &stbuf) == 0) {
1683 newer_than = stbuf.st_mtime;
1684 DEBUG(1,("Getting files newer than %s",
1685 asctime(LocalTime(&newer_than))));
1688 DEBUG(0,("Error setting newer-than time\n"));
1698 DEBUG(0,("Only one of I,X must be specified\n"));
1705 DEBUG(0,("Only one of I,X must be specified\n"));
1711 DEBUG(0,("Unknown tar option\n"));
1716 printf("Option T must be followed by one of c or x.\n");
1720 tar_excl=tar_clipfl!='X';
1721 if (Optind+1<argc) {
1722 cliplist=argv+Optind+1;
1723 clipn=argc-Optind-1;
1725 if (Optind>=argc || !strcmp(argv[Optind], "-")) {
1726 /* Sets tar handle to either 0 or 1, as appropriate */
1727 tarhandle=(tar_type=='c');
1729 if ((tar_type=='x' && (tarhandle = open(argv[Optind], O_RDONLY)) == -1)
1730 || (tar_type=='c' && (tarhandle=creat(argv[Optind], 0644)) < 0))
1732 DEBUG(0,("Error opening local file %s\n",argv[Optind]));