1 /* Parsing FTP `ls' output.
2 Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
3 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation,
6 This file is part of GNU Wget.
8 GNU Wget is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 GNU Wget is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with Wget. If not, see <http://www.gnu.org/licenses/>.
21 Additional permission under GNU GPL version 3 section 7
23 If you modify this program, or any covered work, by linking or
24 combining it with the OpenSSL project's OpenSSL library (or a
25 modified version of that library), containing parts covered by the
26 terms of the OpenSSL or SSLeay licenses, the Free Software Foundation
27 grants you additional permission to convey the resulting work.
28 Corresponding Source for a non-source form of such a combination
29 shall include the source code for the parts of OpenSSL used as well
30 as that of the covered work. */
43 #include "convert.h" /* for html_quote_string prototype */
44 #include "retr.h" /* for output_stream */
46 /* Converts symbolic permissions to number-style ones, e.g. string
47 rwxr-xr-x to 755. For now, it knows nothing of
48 setuid/setgid/sticky. ACLs are ignored. */
50 symperms (const char *s)
56 for (i = 0; i < 3; i++, s += 3)
59 perms += (((s[0] == 'r') << 2) + ((s[1] == 'w') << 1) +
60 (s[2] == 'x' || s[2] == 's'));
66 /* Cleans a line of text so that it can be consistently parsed. Destroys
67 <CR> and <LF> in case that thay occur at the end of the line and
68 replaces all <TAB> character with <SPACE>. Returns the length of the
71 clean_line(char *line)
73 int len = strlen (line);
75 if (line[len - 1] == '\n')
78 if (line[len - 1] == '\r')
80 for ( ; *line ; line++ ) if (*line == '\t') *line = ' ';
84 /* Convert the Un*x-ish style directory listing stored in FILE to a
85 linked list of fileinfo (system-independent) entries. The contents
86 of FILE are considered to be produced by the standard Unix `ls -la'
87 output (whatever that might be). BSD (no group) and SYSV (with
88 group) listings are handled.
90 The time stamps are stored in a separate variable, time_t
91 compatible (I hope). The timezones are ignored. */
92 static struct fileinfo *
93 ftp_parse_unix_ls (const char *file, int ignore_perms)
96 static const char *months[] = {
97 "Jan", "Feb", "Mar", "Apr", "May", "Jun",
98 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
100 int next, len, i, error, ignore;
101 int year, month, day; /* for time analysis */
102 int hour, min, sec, ptype;
103 struct tm timestruct, *tnow;
106 char *line, *tok, *ptok; /* tokenizer */
107 struct fileinfo *dir, *l, cur; /* list creation */
109 fp = fopen (file, "rb");
112 logprintf (LOG_NOTQUIET, "%s: %s\n", file, strerror (errno));
117 /* Line loop to end of file: */
118 while ((line = read_whole_line (fp)) != NULL)
120 len = clean_line (line);
121 /* Skip if total... */
122 if (!strncasecmp (line, "total", 5))
127 /* Get the first token (permissions). */
128 tok = strtok (line, " ");
138 /* Decide whether we deal with a file or a directory. */
142 cur.type = FT_PLAINFILE;
143 DEBUGP (("PLAINFILE; "));
146 cur.type = FT_DIRECTORY;
147 DEBUGP (("DIRECTORY; "));
150 cur.type = FT_SYMLINK;
151 DEBUGP (("SYMLINK; "));
154 cur.type = FT_UNKNOWN;
155 DEBUGP (("UNKNOWN; "));
170 /*cur.perms = 1023;*/ /* #### What is this? --hniksic */
173 DEBUGP (("implicit perms %0o; ", cur.perms));
177 cur.perms = symperms (tok + 1);
178 DEBUGP (("perms %0o; ", cur.perms));
181 error = ignore = 0; /* Erroneous and ignoring entries are
182 treated equally for now. */
183 year = hour = min = sec = 0; /* Silence the compiler. */
187 /* While there are tokens on the line, parse them. Next is the
188 number of tokens left until the filename.
190 Use the month-name token as the "anchor" (the place where the
191 position wrt the file name is "known"). When a month name is
192 encountered, `next' is set to 5. Also, the preceding
193 characters are parsed to get the file size.
195 This tactic is quite dubious when it comes to
196 internationalization issues (non-English month names), but it
200 (tok = strtok (NULL, " ")) != NULL)
203 if (next < 0) /* a month name was not encountered */
205 for (i = 0; i < 12; i++)
206 if (!strcmp (tok, months[i]))
208 /* If we got a month, it means the token before it is the
209 size, and the filename is three tokens away. */
214 /* Parse the previous token with str_to_wgint. */
217 /* Something has gone wrong during parsing. */
222 size = str_to_wgint (ptok, NULL, 10);
223 if (size == WGINT_MAX && errno == ERANGE)
224 /* Out of range -- ignore the size. #### Should
225 we refuse to start the download. */
229 DEBUGP (("size: %s; ", number_to_static_string(cur.size)));
233 DEBUGP (("month: %s; ", months[month]));
236 else if (next == 4) /* days */
238 if (tok[1]) /* two-digit... */
239 day = 10 * (*tok - '0') + tok[1] - '0';
240 else /* ...or one-digit */
242 DEBUGP (("day: %d; ", day));
246 /* This ought to be either the time, or the year. Let's
249 If we have a number x, it's a year. If we have x:y,
250 it's hours and minutes. If we have x:y:z, z are
253 min = hour = sec = 0;
254 /* We must deal with digits. */
255 if (c_isdigit (*tok))
257 /* Suppose it's year. */
258 for (; c_isdigit (*tok); tok++)
259 year = (*tok - '0') + 10 * year;
262 /* This means these were hours! */
267 /* Get the minutes... */
268 for (; c_isdigit (*tok); tok++)
269 min = (*tok - '0') + 10 * min;
272 /* ...and the seconds. */
274 for (; c_isdigit (*tok); tok++)
275 sec = (*tok - '0') + 10 * sec;
280 DEBUGP (("year: %d (no tm); ", year));
282 DEBUGP (("time: %02d:%02d:%02d (no yr); ", hour, min, sec));
284 else if (next == 2) /* The file name */
289 /* Since the file name may contain a SPC, it is possible
290 for strtok to handle it wrong. */
291 fnlen = strlen (tok);
292 if (fnlen < len - (tok - line))
294 /* So we have a SPC in the file name. Restore the
297 /* If the file is a symbolic link, it should have a
299 if (cur.type == FT_SYMLINK)
301 p = strstr (tok, " -> ");
307 cur.linkto = xstrdup (p + 4);
308 DEBUGP (("link to: %s\n", cur.linkto));
309 /* And separate it from the file name. */
313 /* If we have the filename, add it to the list of files or
315 /* "." and ".." are an exception! */
316 if (!strcmp (tok, ".") || !strcmp (tok, ".."))
318 DEBUGP (("\nIgnoring `.' and `..'; "));
322 /* Some FTP sites choose to have ls -F as their default
323 LIST output, which marks the symlinks with a trailing
324 `@', directory names with a trailing `/' and
325 executables with a trailing `*'. This is no problem
326 unless encountering a symbolic link ending with `@',
327 or an executable ending with `*' on a server without
328 default -F output. I believe these cases are very
330 fnlen = strlen (tok); /* re-calculate `fnlen' */
331 cur.name = xmalloc (fnlen + 1);
332 memcpy (cur.name, tok, fnlen + 1);
335 if (cur.type == FT_DIRECTORY && cur.name[fnlen - 1] == '/')
337 cur.name[fnlen - 1] = '\0';
338 DEBUGP (("trailing `/' on dir.\n"));
340 else if (cur.type == FT_SYMLINK && cur.name[fnlen - 1] == '@')
342 cur.name[fnlen - 1] = '\0';
343 DEBUGP (("trailing `@' on link.\n"));
345 else if (cur.type == FT_PLAINFILE
346 && (cur.perms & 0111)
347 && cur.name[fnlen - 1] == '*')
349 cur.name[fnlen - 1] = '\0';
350 DEBUGP (("trailing `*' on exec.\n"));
361 if (!cur.name || (cur.type == FT_SYMLINK && !cur.linkto))
364 DEBUGP (("%s\n", cur.name ? cur.name : ""));
368 DEBUGP (("Skipping.\n"));
369 xfree_null (cur.name);
370 xfree_null (cur.linkto);
377 l = dir = xnew (struct fileinfo);
378 memcpy (l, &cur, sizeof (cur));
379 l->prev = l->next = NULL;
384 l->next = xnew (struct fileinfo);
386 memcpy (l, &cur, sizeof (cur));
389 /* Get the current time. */
390 timenow = time (NULL);
391 tnow = localtime (&timenow);
392 /* Build the time-stamp (the idea by zaga@fly.cc.fer.hr). */
393 timestruct.tm_sec = sec;
394 timestruct.tm_min = min;
395 timestruct.tm_hour = hour;
396 timestruct.tm_mday = day;
397 timestruct.tm_mon = month;
400 /* Some listings will not specify the year if it is "obvious"
401 that the file was from the previous year. E.g. if today
402 is 97-01-12, and you see a file of Dec 15th, its year is
403 1996, not 1997. Thanks to Vladimir Volovich for
405 if (month > tnow->tm_mon)
406 timestruct.tm_year = tnow->tm_year - 1;
408 timestruct.tm_year = tnow->tm_year;
411 timestruct.tm_year = year;
412 if (timestruct.tm_year >= 1900)
413 timestruct.tm_year -= 1900;
414 timestruct.tm_wday = 0;
415 timestruct.tm_yday = 0;
416 timestruct.tm_isdst = -1;
417 l->tstamp = mktime (×truct); /* store the time-stamp */
427 static struct fileinfo *
428 ftp_parse_winnt_ls (const char *file)
432 int year, month, day; /* for time analysis */
434 struct tm timestruct;
436 char *line, *tok; /* tokenizer */
437 struct fileinfo *dir, *l, cur; /* list creation */
439 fp = fopen (file, "rb");
442 logprintf (LOG_NOTQUIET, "%s: %s\n", file, strerror (errno));
447 /* Line loop to end of file: */
448 while ((line = read_whole_line (fp)) != NULL)
450 len = clean_line (line);
452 /* Extracting name is a bit of black magic and we have to do it
453 before `strtok' inserted extra \0 characters in the line
454 string. For the moment let us just suppose that the name starts at
455 column 39 of the listing. This way we could also recognize
456 filenames that begin with a series of space characters (but who
457 really wants to use such filenames anyway?). */
458 if (len < 40) continue;
460 cur.name = xstrdup(tok);
461 DEBUGP (("Name: '%s'\n", cur.name));
463 /* First column: mm-dd-yy. Should atoi() on the month fail, january
465 tok = strtok(line, "-");
466 if (tok == NULL) continue;
467 month = atoi(tok) - 1;
468 if (month < 0) month = 0;
469 tok = strtok(NULL, "-");
470 if (tok == NULL) continue;
472 tok = strtok(NULL, " ");
473 if (tok == NULL) continue;
475 /* Assuming the epoch starting at 1.1.1970 */
476 if (year <= 70) year += 100;
478 /* Second column: hh:mm[AP]M, listing does not contain value for
480 tok = strtok(NULL, ":");
481 if (tok == NULL) continue;
483 tok = strtok(NULL, "M");
484 if (tok == NULL) continue;
486 /* Adjust hour from AM/PM. Just for the record, the sequence goes
487 11:00AM, 12:00PM, 01:00PM ... 11:00PM, 12:00AM, 01:00AM . */
489 if (hour == 12) hour = 0;
490 if (*tok == 'P') hour += 12;
492 DEBUGP (("YYYY/MM/DD HH:MM - %d/%02d/%02d %02d:%02d\n",
493 year+1900, month, day, hour, min));
495 /* Build the time-stamp (copy & paste from above) */
496 timestruct.tm_sec = 0;
497 timestruct.tm_min = min;
498 timestruct.tm_hour = hour;
499 timestruct.tm_mday = day;
500 timestruct.tm_mon = month;
501 timestruct.tm_year = year;
502 timestruct.tm_wday = 0;
503 timestruct.tm_yday = 0;
504 timestruct.tm_isdst = -1;
505 cur.tstamp = mktime (×truct); /* store the time-stamp */
506 cur.ptype = TT_HOUR_MIN;
508 DEBUGP (("Timestamp: %ld\n", cur.tstamp));
510 /* Third column: Either file length, or <DIR>. We also set the
511 permissions (guessed as 0644 for plain files and 0755 for
512 directories as the listing does not give us a clue) and filetype
514 tok = strtok(NULL, " ");
515 if (tok == NULL) continue;
516 while ((tok != NULL) && (*tok == '\0')) tok = strtok(NULL, " ");
517 if (tok == NULL) continue;
520 cur.type = FT_DIRECTORY;
523 DEBUGP (("Directory\n"));
528 cur.type = FT_PLAINFILE;
530 size = str_to_wgint (tok, NULL, 10);
531 if (size == WGINT_MAX && errno == ERANGE)
532 cur.size = 0; /* overflow */
536 DEBUGP (("File, size %s bytes\n", number_to_static_string (cur.size)));
541 /* And put everything into the linked list */
544 l = dir = xnew (struct fileinfo);
545 memcpy (l, &cur, sizeof (cur));
546 l->prev = l->next = NULL;
551 l->next = xnew (struct fileinfo);
553 memcpy (l, &cur, sizeof (cur));
566 /* Convert the VMS-style directory listing stored in "file" to a
567 linked list of fileinfo (system-independent) entries. The contents
568 of FILE are considered to be produced by the standard VMS
569 "DIRECTORY [/SIZE [= ALL]] /DATE [/OWNER] [/PROTECTION]" command,
570 more or less. (Different VMS FTP servers may have different headers,
571 and may not supply the same data, but all should be subsets of this.)
573 VMS normally provides local (server) time and date information.
574 Define the logical name or environment variable
575 "WGET_TIMEZONE_DIFFERENTIAL" (seconds) to adjust the receiving local
576 times if different from the remote local times.
579 Added code to eliminate "^" escape characters from ODS5 extended file
580 names. The TCPIP FTP server (V5.4) seems to prefer requests which do
581 not use the escaped names which it provides.
584 #define VMS_DEFAULT_PROT_FILE 0644
585 #define VMS_DEFAULT_PROT_DIR 0755
590 Delete ODS5 extended file name escape characters ("^") in the
592 Note that the current scheme does not handle all EFN cases, but it
593 could be made more complicated.
596 static void eat_carets( char *str)
597 /* char *str; Source pointer. */
599 char *strd; /* Destination pointer. */
604 /* Skip ahead to the first "^", if any. */
605 while ((*str != '\0') && (*str != '^'))
608 /* If no caret was found, quit early. */
611 /* Shift characters leftward as carets are found. */
618 /* Found a caret. Skip it, and check the next character. */
620 prop = char_prop[ uchr];
623 /* Hex digit. Get char code from this and next hex digit. */
626 hdgt = uchr- '0'; /* '0' - '9' -> 0 - 9. */
630 hdgt = ((uchr- 'A')& 7)+ 10; /* [Aa] - [Ff] -> 10 - 15. */
632 hdgt <<= 4; /* X16. */
633 uchr = *(++str); /* Next char must be hex digit. */
636 uchr = hdgt+ uchr- '0';
640 uchr = hdgt+ ((uchr- 'A')& 15)+ 10;
643 else if (uchr == '_')
645 /* Convert escaped "_" to " ". */
648 else if (uchr == '/')
650 /* Convert escaped "/" (invalid Zip) to "?" (invalid VMS). */
651 /* Note that this is a left-over from Info-ZIP code, and is
652 probably of little value here, except perhaps to avoid
653 directory confusion which an unconverted slash might cause.
657 /* Else, not a hex digit. Must be a simple escaped character
658 (or Unicode, which is not yet handled here).
661 /* Else, not a caret. Use as-is. */
664 /* Advance destination and source pointers. */
668 /* Terminate the destination string. */
674 static struct fileinfo *
675 ftp_parse_vms_ls (const char *file)
681 struct tm *timestruct;
684 char *line, *tok; /* tokenizer */
685 struct fileinfo *dir, *l, cur; /* list creation */
687 fp = fopen (file, "r");
690 logprintf (LOG_NOTQUIET, "%s: %s\n", file, strerror (errno));
695 /* Skip blank lines, Directory heading, and more blank lines. */
697 j = 0; /* Expecting initial blank line(s). */
700 line = read_whole_line (fp);
707 i = clean_line (line);
710 xfree (line); /* Free useless line storage. */
711 continue; /* Blank line. Keep looking. */
715 if ((j == 0) && (line[ i- 1] == ']'))
717 /* Found Directory heading line. Next non-blank line
722 else if (!strncmp (line, "Total of ", 9))
724 /* Found "Total of ..." footing line. No valid data
725 will follow (empty directory).
727 xfree (line); /* Free useless line storage. */
728 line = NULL; /* Arrange for early exit. */
733 break; /* Must be significant data. */
736 xfree (line); /* Free useless line storage. */
740 /* Read remainder of file until the next blank line or EOF. */
746 /* The first token is the file name. After a long name, other
747 data may be on the following line. A valid directory name ends
748 in ".DIR;1" (any case), although some VMS FTP servers may omit
749 the version number (";1").
752 tok = strtok(line, " ");
753 if (tok == NULL) tok = line;
754 DEBUGP (("file name: '%s'\n", tok));
756 /* Stripping the version number on a VMS system would be wrong.
757 It may be foolish on a non-VMS system, too, but that's someone
758 else's problem. (Define PRESERVE_VMS_VERSIONS for proper
759 operation on other operating systems.)
762 ODS5 extended file names may contain escaped semi-colons, so
763 the version number is identified as right-side decimal digits
764 led by a non-escaped semi-colon. It may be absent.
767 #if (!defined( __VMS) && !defined( PRESERVE_VMS_VERSIONS))
768 for (p = tok + strlen (tok); (--p > tok) && c_isdigit( *p); );
769 if ((*p == ';') && (*(p- 1) != '^'))
773 #endif /* (!defined( __VMS) && !defined( PRESERVE_VMS_VERSIONS)) */
776 Eliminate "^" escape characters from ODS5 extended file name.
777 (A caret is invalid in an ODS2 name, so this is always safe.)
780 DEBUGP (("file name-^: '%s'\n", tok));
782 /* Differentiate between a directory and any other file. A VMS
783 listing may not include file protections (permissions). Set a
784 default permissions value (according to the file type), which
785 may be overwritten later. Store directory names without the
786 ".DIR;1" file type and version number, as the plain name is
787 what will work in a CWD command.
790 if (!strncasecmp((tok + (len - 4)), ".DIR", 4))
792 *(tok+ (len - 4)) = '\0'; /* Discard ".DIR". */
793 cur.type = FT_DIRECTORY;
794 cur.perms = VMS_DEFAULT_PROT_DIR;
795 DEBUGP (("Directory (nv)\n"));
797 else if (!strncasecmp ((tok + (len - 6)), ".DIR;1", 6))
799 *(tok+ (len - 6)) = '\0'; /* Discard ".DIR;1". */
800 cur.type = FT_DIRECTORY;
801 cur.perms = VMS_DEFAULT_PROT_DIR;
802 DEBUGP (("Directory (v)\n"));
806 cur.type = FT_PLAINFILE;
807 cur.perms = VMS_DEFAULT_PROT_FILE;
810 cur.name = xstrdup (tok);
811 DEBUGP (("Name: '%s'\n", cur.name));
813 /* Null the date and time string. */
816 /* VMS lacks symbolic links. */
819 /* VMS reports file sizes in (512-byte) disk blocks, not bytes,
820 hence useless for an integrity check based on byte-count.
825 /* Get token 2, if any. A long name may force all other data onto
826 a second line. If needed, read the second line.
829 tok = strtok (NULL, " ");
832 DEBUGP (("Getting additional line.\n"));
834 line = read_whole_line (fp);
837 DEBUGP (("EOF. Leaving listing parser.\n"));
841 /* Second line must begin with " ". Otherwise, it's a first
842 line (and we may be confused).
846 /* Blank line. End of significant file listing. */
847 DEBUGP (("Blank line. Leaving listing parser.\n"));
848 xfree (line); /* Free useless line storage. */
851 else if (line[ 0] != ' ')
853 DEBUGP (("Non-blank in column 1. Must be a new file name?\n"));
858 tok = strtok (line, " ");
861 /* Unexpected non-empty but apparently blank line. */
862 DEBUGP (("Null token. Leaving listing parser.\n"));
863 xfree (line); /* Free useless line storage. */
869 /* Analyze tokens. (Order is not significant, except date must
872 Size: ddd or ddd/ddd (where "ddd" is a decimal number)
874 Time: HH:MM or HH:MM:SS or HH:MM:SS.CC
875 Owner: [user] or [user,group]
876 Protection: (ppp,ppp,ppp,ppp) (where "ppp" is "RWED" or some
877 subset thereof, for System, Owner, Group, World.
879 If permission is lacking, info may be replaced by the string:
880 "No privilege for attempted operation".
884 DEBUGP (("Token: >%s<: ", tok));
886 if ((strlen (tok) < 12) && (strchr( tok, '-') != NULL))
889 DEBUGP (("Date.\n"));
890 strcpy( date_str, tok);
891 strcat( date_str, " ");
893 else if ((strlen (tok) < 12) && (strchr( tok, ':') != NULL))
899 (sizeof( date_str)- strlen (date_str) - 1));
900 DEBUGP (("Date time: >%s<\n", date_str));
902 else if (strchr ( tok, '[') != NULL)
904 /* Owner. (Ignore.) */
905 DEBUGP (("Owner.\n"));
907 else if (strchr (tok, '(') != NULL)
909 /* Protections (permissions). */
912 for (i = 0; i < strlen( tok); i++)
946 DEBUGP (("Prot. perms = %0o.\n", cur.perms));
950 /* Nondescript. Probably size(s), probably in blocks.
951 Could be "No privilege ..." message. (Ignore.)
953 DEBUGP (("Ignored (size?).\n"));
956 tok = strtok (NULL, " ");
959 /* Tokens exhausted. Interpret the data, and fill in the
962 /* Fill tm timestruct according to date-time string. Fractional
963 seconds are ignored. Default to current time, if conversion
966 timenow = time( NULL);
967 timestruct = localtime( &timenow );
968 strptime( date_str, "%d-%b-%Y %H:%M:%S", timestruct);
970 /* Convert struct tm local time to time_t local time. */
971 timenow = mktime (timestruct);
972 /* Offset local time according to environment variable (seconds). */
973 if ((tok = getenv ( "WGET_TIMEZONE_DIFFERENTIAL")) != NULL)
976 DEBUGP (("Time differential = %d.\n", dt));
986 cur.tstamp = timenow; /* Store the time-stamp. */
987 DEBUGP (("Timestamp: %ld\n", cur.tstamp));
988 cur.ptype = TT_HOUR_MIN;
990 /* Add the data for this item to the linked list, */
993 l = dir = (struct fileinfo *)xmalloc (sizeof (struct fileinfo));
994 memcpy (l, &cur, sizeof (cur));
995 l->prev = l->next = NULL;
1000 l->next = (struct fileinfo *)xmalloc (sizeof (struct fileinfo));
1002 memcpy (l, &cur, sizeof (cur));
1006 /* Free old line storage. Read a new line. */
1008 line = read_whole_line (fp);
1011 i = clean_line (line);
1014 /* Blank line. End of significant file listing. */
1015 xfree (line); /* Free useless line storage. */
1026 /* This function switches between the correct parsing routine depending on
1027 the SYSTEM_TYPE. The system type should be based on the result of the
1028 "SYST" response of the FTP server. According to this repsonse we will
1029 use on of the three different listing parsers that cover the most of FTP
1030 servers used nowadays. */
1033 ftp_parse_ls (const char *file, const enum stype system_type)
1035 switch (system_type)
1038 return ftp_parse_unix_ls (file, 0);
1041 /* Detect whether the listing is simulating the UNIX format */
1044 fp = fopen (file, "rb");
1047 logprintf (LOG_NOTQUIET, "%s: %s\n", file, strerror (errno));
1052 /* If the first character of the file is '0'-'9', it's WINNT
1054 if (c >= '0' && c <='9')
1055 return ftp_parse_winnt_ls (file);
1057 return ftp_parse_unix_ls (file, 1);
1060 return ftp_parse_vms_ls (file);
1062 return ftp_parse_unix_ls (file, 1);
1064 logprintf (LOG_NOTQUIET, _("\
1065 Unsupported listing type, trying Unix listing parser.\n"));
1066 return ftp_parse_unix_ls (file, 0);
1070 /* Stuff for creating FTP index. */
1072 /* The function creates an HTML index containing references to given
1073 directories and files on the appropriate host. The references are
1076 ftp_index (const char *file, struct url *u, struct fileinfo *f)
1080 char *htcldir; /* HTML-clean dir name */
1081 char *htclfile; /* HTML-clean file name */
1082 char *urlclfile; /* URL-clean file name */
1086 fp = fopen (file, "wb");
1089 logprintf (LOG_NOTQUIET, "%s: %s\n", file, strerror (errno));
1097 char *tmpu, *tmpp; /* temporary, clean user and passwd */
1099 tmpu = url_escape (u->user);
1100 tmpp = u->passwd ? url_escape (u->passwd) : NULL;
1102 upwd = concat_strings (tmpu, ":", tmpp, "@", (char *) 0);
1104 upwd = concat_strings (tmpu, "@", (char *) 0);
1109 upwd = xstrdup ("");
1111 htcldir = html_quote_string (u->dir);
1113 fprintf (fp, "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\n");
1114 fprintf (fp, "<html>\n<head>\n<title>");
1115 fprintf (fp, _("Index of /%s on %s:%d"), htcldir, u->host, u->port);
1116 fprintf (fp, "</title>\n</head>\n<body>\n<h1>");
1117 fprintf (fp, _("Index of /%s on %s:%d"), htcldir, u->host, u->port);
1118 fprintf (fp, "</h1>\n<hr>\n<pre>\n");
1123 if (f->tstamp != -1)
1125 /* #### Should we translate the months? Or, even better, use
1127 static const char *months[] = {
1128 "Jan", "Feb", "Mar", "Apr", "May", "Jun",
1129 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
1131 time_t tstamp = f->tstamp;
1132 struct tm *ptm = localtime (&tstamp);
1134 fprintf (fp, "%d %s %02d ", ptm->tm_year + 1900, months[ptm->tm_mon],
1136 if (f->ptype == TT_HOUR_MIN)
1137 fprintf (fp, "%02d:%02d ", ptm->tm_hour, ptm->tm_min);
1142 fprintf (fp, _("time unknown "));
1146 fprintf (fp, _("File "));
1149 fprintf (fp, _("Directory "));
1152 fprintf (fp, _("Link "));
1155 fprintf (fp, _("Not sure "));
1158 htclfile = html_quote_string (f->name);
1159 urlclfile = url_escape_unsafe_and_reserved (f->name);
1160 fprintf (fp, "<a href=\"ftp://%s%s:%d", upwd, u->host, u->port);
1163 /* XXX: Should probably URL-escape dir components here, rather
1164 * than just HTML-escape, for consistency with the next bit where
1165 * we use urlclfile for the file component. Anyway, this is safer
1166 * than what we had... */
1167 fprintf (fp, "%s", htcldir);
1170 fprintf (fp, "%s", urlclfile);
1171 if (f->type == FT_DIRECTORY)
1173 fprintf (fp, "\">%s", htclfile);
1174 if (f->type == FT_DIRECTORY)
1176 fprintf (fp, "</a> ");
1177 if (f->type == FT_PLAINFILE)
1178 fprintf (fp, _(" (%s bytes)"), number_to_static_string (f->size));
1179 else if (f->type == FT_SYMLINK)
1180 fprintf (fp, "-> %s", f->linkto ? f->linkto : "(nil)");
1186 fprintf (fp, "</pre>\n</body>\n</html>\n");