X-Git-Url: http://sjero.net/git/?p=wget;a=blobdiff_plain;f=src%2Fftp.c;h=d58d67dfe87ff107ab59ed0b9c65c76f34356bb3;hp=d8a184457c39204fbcc35de8cc1cbce4e1217498;hb=1df3a351069dae4614ef23af6a08aab6d94a5cfb;hpb=e7d78dd2a75d0ea21a63ac4968df6079b8018cd5 diff --git a/src/ftp.c b/src/ftp.c index d8a18445..d58d67df 100644 --- a/src/ftp.c +++ b/src/ftp.c @@ -1,6 +1,6 @@ /* File Transfer Protocol support. Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, - 2004, 2005, 2006, 2007 Free Software Foundation, Inc. + 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc. This file is part of GNU Wget. @@ -17,17 +17,18 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Wget. If not, see . -In addition, as a special exception, the Free Software Foundation -gives permission to link the code of its release of Wget with the -OpenSSL project's "OpenSSL" library (or with modified versions of it -that use the same license as the "OpenSSL" library), and distribute -the linked executables. You must obey the GNU General Public License -in all respects for all of the code used other than "OpenSSL". If you -modify this file, you may extend this exception to your version of the -file, but you are not obligated to do so. If you do not wish to do -so, delete this exception statement from your version. */ +Additional permission under GNU GPL version 3 section 7 -#include +If you modify this program, or any covered work, by linking or +combining it with the OpenSSL project's OpenSSL library (or a +modified version of that library), containing parts covered by the +terms of the OpenSSL or SSLeay licenses, the Free Software Foundation +grants you additional permission to convey the resulting work. +Corresponding Source for a non-source form of such a combination +shall include the source code for the parts of OpenSSL used as well +as that of the covered work. */ + +#include "wget.h" #include #include @@ -39,7 +40,6 @@ so, delete this exception statement from your version. */ #include #include -#include "wget.h" #include "utils.h" #include "url.h" #include "retr.h" @@ -51,7 +51,11 @@ so, delete this exception statement from your version. */ #include "recur.h" /* for INFINITE_RECURSION */ /* File where the "ls -al" listing will be saved. */ +#ifdef MSDOS +#define LIST_FILENAME "_listing" +#else #define LIST_FILENAME ".listing" +#endif typedef struct { @@ -65,6 +69,7 @@ typedef struct struct url *proxy; /* FTWK-style proxy */ } ccon; +extern int numurls; /* Look for regexp "( *[0-9]+ *byte" (literal parenthesis) anywhere in the string S, and return the number converted to wgint, if found, 0 @@ -84,11 +89,11 @@ ftp_expected_bytes (const char *s) res = str_to_wgint (s, (char **) &s, 10); if (!*s) return 0; - while (*s && ISSPACE (*s)) + while (*s && c_isspace (*s)) ++s; if (!*s) return 0; - if (TOLOWER (*s) != 'b') + if (c_tolower (*s) != 'b') continue; if (strncasecmp (s, "byte", 4)) continue; @@ -212,7 +217,7 @@ print_length (wgint size, wgint start, bool authoritative) logprintf (LOG_VERBOSE, " (%s)", human_readable (size)); if (start > 0) { - if (start >= 1024) + if (size - start >= 1024) logprintf (LOG_VERBOSE, _(", %s (%s) remaining"), number_to_static_string (size - start), human_readable (size - start)); @@ -223,6 +228,8 @@ print_length (wgint size, wgint start, bool authoritative) logputs (LOG_VERBOSE, !authoritative ? _(" (unauthoritative)\n") : "\n"); } +static uerr_t ftp_get_listing (struct url *, ccon *, struct fileinfo **); + /* Retrieves a file with denoted parameters through opening an FTP connection to the server. It always closes the data connection, and closes the control connection in case of error. */ @@ -296,7 +303,8 @@ getftp (struct url *u, wgint *len, wgint restval, ccon *con) con->csock = -1; /* Second: Login with proper USER/PASS sequence. */ - logprintf (LOG_VERBOSE, _("Logging in as %s ... "), escnonprint (user)); + logprintf (LOG_VERBOSE, _("Logging in as %s ... "), + quotearg_style (escape_quoting_style, user)); if (opt.server_response) logputs (LOG_ALWAYS, "\n"); err = ftp_login (csock, logname, passwd); @@ -492,7 +500,7 @@ Error in server response, closing control connection.\n")); if (target[0] != '/' && !(con->rs != ST_UNIX - && ISALPHA (target[0]) + && c_isalpha (target[0]) && target[1] == ':') && con->rs != ST_OS400) { @@ -541,7 +549,8 @@ Error in server response, closing control connection.\n")); } if (!opt.server_response) - logprintf (LOG_VERBOSE, "==> CWD %s ... ", escnonprint (target)); + logprintf (LOG_VERBOSE, "==> CWD %s ... ", + quotearg_style (escape_quoting_style, target)); err = ftp_cwd (csock, target); /* FTPRERR, WRITEFAILED, FTPNSFOD */ switch (err) @@ -562,8 +571,8 @@ Error in server response, closing control connection.\n")); return err; case FTPNSFOD: logputs (LOG_VERBOSE, "\n"); - logprintf (LOG_NOTQUIET, _("No such directory `%s'.\n\n"), - escnonprint (u->dir)); + logprintf (LOG_NOTQUIET, _("No such directory %s.\n\n"), + quote (u->dir)); fd_close (csock); con->csock = -1; return err; @@ -584,7 +593,8 @@ Error in server response, closing control connection.\n")); if (opt.verbose) { if (!opt.server_response) - logprintf (LOG_VERBOSE, "==> SIZE %s ... ", escnonprint (u->file)); + logprintf (LOG_VERBOSE, "==> SIZE %s ... ", + quotearg_style (escape_quoting_style, u->file)); } err = ftp_size (csock, u->file, len); @@ -772,12 +782,43 @@ Error in server response, closing control connection.\n")); if (cmd & DO_RETR) { - /* If we're in spider mode, don't really retrieve anything. The - fact that we got to this point should be proof enough that - the file exists, vaguely akin to HTTP's concept of a "HEAD" - request. */ + /* If we're in spider mode, don't really retrieve anything except + the directory listing and verify whether the given "file" exists. */ if (opt.spider) { + bool exists = false; + uerr_t res; + struct fileinfo *f; + res = ftp_get_listing (u, con, &f); + /* Set the DO_RETR command flag again, because it gets unset when + calling ftp_get_listing() and would otherwise cause an assertion + failure earlier on when this function gets repeatedly called + (e.g., when recursing). */ + con->cmd |= DO_RETR; + if (res == RETROK) + { + while (f) + { + if (!strcmp (f->name, u->file)) + { + exists = true; + break; + } + f = f->next; + } + if (exists) + { + logputs (LOG_VERBOSE, "\n"); + logprintf (LOG_NOTQUIET, _("File %s exists.\n"), + quote (u->file)); + } + else + { + logputs (LOG_VERBOSE, "\n"); + logprintf (LOG_NOTQUIET, _("No such file %s.\n"), + quote (u->file)); + } + } fd_close (csock); con->csock = -1; fd_close (dtsock); @@ -791,7 +832,8 @@ Error in server response, closing control connection.\n")); { if (restval) logputs (LOG_VERBOSE, "\n"); - logprintf (LOG_VERBOSE, "==> RETR %s ... ", escnonprint (u->file)); + logprintf (LOG_VERBOSE, "==> RETR %s ... ", + quotearg_style (escape_quoting_style, u->file)); } } @@ -819,8 +861,8 @@ Error in server response, closing control connection.\n")); return err; case FTPNSFOD: logputs (LOG_VERBOSE, "\n"); - logprintf (LOG_NOTQUIET, _("No such file `%s'.\n\n"), - escnonprint (u->file)); + logprintf (LOG_NOTQUIET, _("No such file %s.\n\n"), + quote (u->file)); fd_close (dtsock); fd_close (local_sock); return err; @@ -866,8 +908,8 @@ Error in server response, closing control connection.\n")); return err; case FTPNSFOD: logputs (LOG_VERBOSE, "\n"); - logprintf (LOG_NOTQUIET, _("No such file or directory `%s'.\n\n"), - "."); + logprintf (LOG_NOTQUIET, _("No such file or directory %s.\n\n"), + quote (".")); fd_close (dtsock); fd_close (local_sock); return err; @@ -914,7 +956,7 @@ Error in server response, closing control connection.\n")); if (opt.backups) rotate_backups (con->target); - if (restval) + if (restval && !(con->cmd & DO_LIST)) fp = fopen (con->target, "ab"); else if (opt.noclobber || opt.always_rest || opt.timestamping || opt.dirstruct || opt.output_document) @@ -1059,7 +1101,8 @@ Error in server response, closing control connection.\n")); char *p = strchr (line, '\0'); while (p > line && (p[-1] == '\n' || p[-1] == '\r')) *--p = '\0'; - logprintf (LOG_ALWAYS, "%s\n", escnonprint (line)); + logprintf (LOG_ALWAYS, "%s\n", + quotearg_style (escape_quoting_style, line)); xfree (line); } fclose (fp); @@ -1087,10 +1130,12 @@ ftp_loop_internal (struct url *u, struct fileinfo *f, ccon *con) if (!con->target) con->target = url_file_name (u); - if (opt.noclobber && file_exists_p (con->target)) + /* If the output_document was given, then this check was already done and + the file didn't exist. Hence the !opt.output_document */ + if (opt.noclobber && !opt.output_document && file_exists_p (con->target)) { logprintf (LOG_VERBOSE, - _("File `%s' already there; not retrieving.\n"), con->target); + _("File %s already there; not retrieving.\n"), quote (con->target)); /* If the file is there, we suppose it's retrieved OK. */ return RETROK; } @@ -1137,7 +1182,9 @@ ftp_loop_internal (struct url *u, struct fileinfo *f, ccon *con) } /* Decide whether or not to restart. */ - if (opt.always_rest + if (con->cmd & DO_LIST) + restval = 0; + else if (opt.always_rest && stat (locf, &st) == 0 && S_ISREG (st.st_mode)) /* When -c is used, continue from on-disk size. (Can't use @@ -1159,8 +1206,8 @@ ftp_loop_internal (struct url *u, struct fileinfo *f, ccon *con) strcpy (tmp, " "); if (count > 1) sprintf (tmp, _("(try:%2d)"), count); - logprintf (LOG_VERBOSE, "--%s-- %s\n %s => `%s'\n", - tms, hurl, tmp, locf); + logprintf (LOG_VERBOSE, "--%s-- %s\n %s => %s\n", + tms, hurl, tmp, quote (locf)); #ifdef WINDOWS ws_changetitle (hurl); #endif @@ -1228,8 +1275,17 @@ ftp_loop_internal (struct url *u, struct fileinfo *f, ccon *con) con->csock = -1; } if (!opt.spider) - logprintf (LOG_VERBOSE, _("%s (%s) - `%s' saved [%s]\n\n"), - tms, tmrate, locf, number_to_static_string (len)); + { + bool write_to_stdout = (opt.output_document && HYPHENP (opt.output_document)); + + logprintf (LOG_VERBOSE, + write_to_stdout + ? _("%s (%s) - written to stdout %s[%s]\n\n") + : _("%s (%s) - %s saved [%s]\n\n"), + tms, tmrate, + write_to_stdout ? "" : quote (locf), + number_to_static_string (len)); + } if (!opt.verbose && !opt.quiet) { /* Need to hide the password from the URL. The `if' is here @@ -1249,7 +1305,7 @@ ftp_loop_internal (struct url *u, struct fileinfo *f, ccon *con) number of bytes and files downloaded. */ { total_downloaded_bytes += len; - opt.numurls++; + numurls++; } /* Deletion of listing files is not controlled by --delete-after, but @@ -1264,7 +1320,7 @@ ftp_loop_internal (struct url *u, struct fileinfo *f, ccon *con) for instance, may want to know how many bytes and files they've downloaded through it. */ total_downloaded_bytes += len; - opt.numurls++; + numurls++; if (opt.delete_after) { @@ -1312,23 +1368,26 @@ ftp_get_listing (struct url *u, ccon *con, struct fileinfo **f) uf = url_file_name (u); lf = file_merge (uf, LIST_FILENAME); xfree (uf); - DEBUGP ((_("Using `%s' as listing tmp file.\n"), lf)); + DEBUGP ((_("Using %s as listing tmp file.\n"), quote (lf))); - con->target = lf; + con->target = xstrdup (lf); err = ftp_loop_internal (u, NULL, con); + xfree (con->target); con->target = old_target; if (err == RETROK) - *f = ftp_parse_ls (lf, con->rs); - else - *f = NULL; - if (opt.remove_listing) { - if (unlink (lf)) - logprintf (LOG_NOTQUIET, "unlink: %s\n", strerror (errno)); - else - logprintf (LOG_VERBOSE, _("Removed `%s'.\n"), lf); + *f = ftp_parse_ls (lf, con->rs); + if (opt.remove_listing) + { + if (unlink (lf)) + logprintf (LOG_NOTQUIET, "unlink: %s\n", strerror (errno)); + else + logprintf (LOG_VERBOSE, _("Removed %s.\n"), quote (lf)); + } } + else + *f = NULL; xfree (lf); con->cmd &= ~DO_LIST; return err; @@ -1431,15 +1490,15 @@ ftp_retrieve_list (struct url *u, struct fileinfo *f, ccon *con) /* Remote file is older, file sizes can be compared and are both equal. */ logprintf (LOG_VERBOSE, _("\ -Remote file no newer than local file `%s' -- not retrieving.\n"), con->target); +Remote file no newer than local file %s -- not retrieving.\n"), quote (con->target)); dlthis = false; } else if (eq_size) { /* Remote file is newer or sizes cannot be matched */ logprintf (LOG_VERBOSE, _("\ -Remote file is newer than local file `%s' -- retrieving.\n\n"), - con->target); +Remote file is newer than local file %s -- retrieving.\n\n"), + quote (con->target)); } else { @@ -1481,14 +1540,15 @@ The sizes do not match (local %s) -- retrieving.\n\n"), { logprintf (LOG_VERBOSE, _("\ Already have correct symlink %s -> %s\n\n"), - con->target, escnonprint (f->linkto)); + quote (con->target), + quote (f->linkto)); dlthis = false; break; } } } logprintf (LOG_VERBOSE, _("Creating symlink %s -> %s\n"), - con->target, escnonprint (f->linkto)); + quote (con->target), quote (f->linkto)); /* Unlink before creating symlink! */ unlink (con->target); if (symlink (f->linkto, con->target) == -1) @@ -1497,8 +1557,8 @@ Already have correct symlink %s -> %s\n\n"), } /* have f->linkto */ #else /* not HAVE_SYMLINK */ logprintf (LOG_NOTQUIET, - _("Symlinks not supported, skipping symlink `%s'.\n"), - con->target); + _("Symlinks not supported, skipping symlink %s.\n"), + quote (con->target)); #endif /* not HAVE_SYMLINK */ } else /* opt.retr_symlinks */ @@ -1509,8 +1569,8 @@ Already have correct symlink %s -> %s\n\n"), break; case FT_DIRECTORY: if (!opt.recursive) - logprintf (LOG_NOTQUIET, _("Skipping directory `%s'.\n"), - escnonprint (f->name)); + logprintf (LOG_NOTQUIET, _("Skipping directory %s.\n"), + quote (f->name)); break; case FT_PLAINFILE: /* Call the retrieve loop. */ @@ -1519,7 +1579,7 @@ Already have correct symlink %s -> %s\n\n"), break; case FT_UNKNOWN: logprintf (LOG_NOTQUIET, _("%s: unknown/unsupported file type.\n"), - escnonprint (f->name)); + quote (f->name)); break; } /* switch */ @@ -1531,16 +1591,8 @@ Already have correct symlink %s -> %s\n\n"), && dlthis && file_exists_p (con->target)) { - /* #### This code repeats in http.c and ftp.c. Move it to a - function! */ const char *fl = NULL; - if (opt.output_document) - { - if (output_stream_regular) - fl = opt.output_document; - } - else - fl = con->target; + set_local_file (&fl, con->target); if (fl) touch (fl, f->tstamp); } @@ -1624,8 +1676,8 @@ ftp_retrieve_dirs (struct url *u, struct fileinfo *f, ccon *con) if (!accdir (newdir)) { logprintf (LOG_VERBOSE, _("\ -Not descending to `%s' as it is excluded/not-included.\n"), - escnonprint (newdir)); +Not descending to %s as it is excluded/not-included.\n"), + quote (newdir)); continue; } @@ -1689,8 +1741,8 @@ ftp_retrieve_glob (struct url *u, ccon *con, int action) { if (f->type != FT_DIRECTORY && !acceptable (f->name)) { - logprintf (LOG_VERBOSE, _("Rejecting `%s'.\n"), - escnonprint (f->name)); + logprintf (LOG_VERBOSE, _("Rejecting %s.\n"), + quote (f->name)); f = delelement (f, &start); } else @@ -1703,8 +1755,8 @@ ftp_retrieve_glob (struct url *u, ccon *con, int action) { if (has_insecure_name_p (f->name)) { - logprintf (LOG_VERBOSE, _("Rejecting `%s'.\n"), - escnonprint (f->name)); + logprintf (LOG_VERBOSE, _("Rejecting %s.\n"), + quote (f->name)); f = delelement (f, &start); } else @@ -1712,31 +1764,48 @@ ftp_retrieve_glob (struct url *u, ccon *con, int action) } /* Now weed out the files that do not match our globbing pattern. If we are dealing with a globbing pattern, that is. */ - if (*u->file && (action == GLOB_GLOBALL || action == GLOB_GETONE)) + if (*u->file) { - int (*matcher) (const char *, const char *, int) - = opt.ignore_case ? fnmatch_nocase : fnmatch; - int matchres = 0; - - f = start; - while (f) + if (action == GLOB_GLOBALL) { - matchres = matcher (u->file, f->name, 0); + int (*matcher) (const char *, const char *, int) + = opt.ignore_case ? fnmatch_nocase : fnmatch; + int matchres = 0; + + f = start; + while (f) + { + matchres = matcher (u->file, f->name, 0); + if (matchres == -1) + { + logprintf (LOG_NOTQUIET, _("Error matching %s against %s: %s\n"), + u->file, quotearg_style (escape_quoting_style, f->name), + strerror (errno)); + break; + } + if (matchres == FNM_NOMATCH) + f = delelement (f, &start); /* delete the element from the list */ + else + f = f->next; /* leave the element in the list */ + } if (matchres == -1) { - logprintf (LOG_NOTQUIET, "%s: %s\n", con->target, - strerror (errno)); - break; + freefileinfo (start); + return RETRBADPATTERN; } - if (matchres == FNM_NOMATCH) - f = delelement (f, &start); /* delete the element from the list */ - else - f = f->next; /* leave the element in the list */ } - if (matchres == -1) + else if (action == GLOB_GETONE) { - freefileinfo (start); - return RETRBADPATTERN; + int (*cmp) (const char *, const char *) + = opt.ignore_case ? strcasecmp : strcmp; + f = start; + while (f) + { + if (0 != cmp(u->file, f->name)) + f = delelement (f, &start); + else + f = f->next; + } } } if (start) @@ -1744,15 +1813,15 @@ ftp_retrieve_glob (struct url *u, ccon *con, int action) /* Just get everything. */ ftp_retrieve_list (u, start, con); } - else if (!start) + else { if (action == GLOB_GLOBALL) { /* No luck. */ /* #### This message SUCKS. We should see what was the reason that nothing was retrieved. */ - logprintf (LOG_VERBOSE, _("No matches on pattern `%s'.\n"), - escnonprint (u->file)); + logprintf (LOG_VERBOSE, _("No matches on pattern %s.\n"), + quote (u->file)); } else /* GLOB_GETONE or GLOB_GETALL */ { @@ -1817,13 +1886,13 @@ ftp_loop (struct url *u, int *dt, struct url *proxy, bool recursive, bool glob) else sz = -1; logprintf (LOG_NOTQUIET, - _("Wrote HTML-ized index to `%s' [%s].\n"), - filename, number_to_static_string (sz)); + _("Wrote HTML-ized index to %s [%s].\n"), + quote (filename), number_to_static_string (sz)); } else logprintf (LOG_NOTQUIET, - _("Wrote HTML-ized index to `%s'.\n"), - filename); + _("Wrote HTML-ized index to %s.\n"), + quote (filename)); } xfree (filename); }