2 * scp.c - Scp (Secure Copy) client for PuTTY.
3 * Joris van Rantwijk, Simon Tatham
5 * This is mainly based on ssh-1.2.26/scp.c by Timo Rinne & Tatu Ylonen.
6 * They, in turn, used stuff from BSD rcp.
8 * (SGT, 2001-09-10: Joris van Rantwijk assures me that although
9 * this file as originally submitted was inspired by, and
10 * _structurally_ based on, ssh-1.2.26's scp.c, there wasn't any
11 * actual code duplicated, so the above comment shouldn't give rise
12 * to licensing issues.)
30 #define PUTTY_DO_GLOBALS
37 #define TIME_POSIX_TO_WIN(t, ft) (*(LONGLONG*)&(ft) = \
38 ((LONGLONG) (t) + (LONGLONG) 11644473600) * (LONGLONG) 10000000)
39 #define TIME_WIN_TO_POSIX(ft, t) ((t) = (unsigned long) \
40 ((*(LONGLONG*)&(ft)) / (LONGLONG) 10000000 - (LONGLONG) 11644473600))
42 /* GUI Adaptation - Sept 2000 */
43 #define WM_APP_BASE 0x8000
44 #define WM_STD_OUT_CHAR ( WM_APP_BASE+400 )
45 #define WM_STD_ERR_CHAR ( WM_APP_BASE+401 )
46 #define WM_STATS_CHAR ( WM_APP_BASE+402 )
47 #define WM_STATS_SIZE ( WM_APP_BASE+403 )
48 #define WM_STATS_PERCENT ( WM_APP_BASE+404 )
49 #define WM_STATS_ELAPSED ( WM_APP_BASE+405 )
50 #define WM_RET_ERR_CNT ( WM_APP_BASE+406 )
51 #define WM_LS_RET_ERR_CNT ( WM_APP_BASE+407 )
52 #define WM_STATS_DONE ( WM_APP_BASE+408 )
53 #define WM_STATS_ETA ( WM_APP_BASE+409 )
54 #define WM_STATS_RATEBS ( WM_APP_BASE+410 )
57 static int verbose = 0;
58 static int recursive = 0;
59 static int preserve = 0;
60 static int targetshouldbedirectory = 0;
61 static int statistics = 1;
62 static int portnumber = 0;
63 static int prev_stats_len = 0;
64 static int scp_unsafe_mode = 0;
65 static char *password = NULL;
67 /* GUI Adaptation - Sept 2000 */
68 #define NAME_STR_MAX 2048
69 static char statname[NAME_STR_MAX + 1];
70 static unsigned long statsize = 0;
71 static unsigned long statdone = 0;
72 static unsigned long stateta = 0;
73 static unsigned long statratebs = 0;
74 static int statperct = 0;
75 static unsigned long statelapsed = 0;
76 static int gui_mode = 0;
77 static char *gui_hwnd = NULL;
78 static int using_sftp = 0;
80 static void source(char *src);
81 static void rsource(char *src);
82 static void sink(char *targ, char *src);
83 /* GUI Adaptation - Sept 2000 */
84 static void tell_char(FILE * stream, char c);
85 static void tell_str(FILE * stream, char *str);
86 static void tell_user(FILE * stream, char *fmt, ...);
87 static void gui_update_stats(char *name, unsigned long size,
88 int percentage, unsigned long elapsed,
89 unsigned long done, unsigned long eta,
90 unsigned long ratebs);
93 * The maximum amount of queued data we accept before we stop and
94 * wait for the server to process some.
96 #define MAX_SCP_BUFSIZE 16384
98 void ldisc_send(char *buf, int len, int interactive)
101 * This is only here because of the calls to ldisc_send(NULL,
102 * 0) in ssh.c. Nothing in PSCP actually needs to use the ldisc
103 * as an ldisc. So if we get called with any real data, I want
109 /* GUI Adaptation - Sept 2000 */
110 static void send_msg(HWND h, UINT message, WPARAM wParam)
112 while (!PostMessage(h, message, wParam, 0))
116 static void tell_char(FILE * stream, char c)
121 unsigned int msg_id = WM_STD_OUT_CHAR;
122 if (stream == stderr)
123 msg_id = WM_STD_ERR_CHAR;
124 send_msg((HWND) atoi(gui_hwnd), msg_id, (WPARAM) c);
128 static void tell_str(FILE * stream, char *str)
132 for (i = 0; i < strlen(str); ++i)
133 tell_char(stream, str[i]);
136 static void tell_user(FILE * stream, char *fmt, ...)
138 char str[0x100]; /* Make the size big enough */
141 vsprintf(str, fmt, ap);
144 tell_str(stream, str);
147 static void gui_update_stats(char *name, unsigned long size,
148 int percentage, unsigned long elapsed,
149 unsigned long done, unsigned long eta,
150 unsigned long ratebs)
154 if (strcmp(name, statname) != 0) {
155 for (i = 0; i < strlen(name); ++i)
156 send_msg((HWND) atoi(gui_hwnd), WM_STATS_CHAR,
158 send_msg((HWND) atoi(gui_hwnd), WM_STATS_CHAR, (WPARAM) '\n');
159 strcpy(statname, name);
161 if (statsize != size) {
162 send_msg((HWND) atoi(gui_hwnd), WM_STATS_SIZE, (WPARAM) size);
165 if (statdone != done) {
166 send_msg((HWND) atoi(gui_hwnd), WM_STATS_DONE, (WPARAM) done);
169 if (stateta != eta) {
170 send_msg((HWND) atoi(gui_hwnd), WM_STATS_ETA, (WPARAM) eta);
173 if (statratebs != ratebs) {
174 send_msg((HWND) atoi(gui_hwnd), WM_STATS_RATEBS, (WPARAM) ratebs);
177 if (statelapsed != elapsed) {
178 send_msg((HWND) atoi(gui_hwnd), WM_STATS_ELAPSED,
180 statelapsed = elapsed;
182 if (statperct != percentage) {
183 send_msg((HWND) atoi(gui_hwnd), WM_STATS_PERCENT,
184 (WPARAM) percentage);
185 statperct = percentage;
190 * Print an error message and perform a fatal exit.
192 void fatalbox(char *fmt, ...)
194 char str[0x100]; /* Make the size big enough */
197 strcpy(str, "Fatal: ");
198 vsprintf(str + strlen(str), fmt, ap);
201 tell_str(stderr, str);
205 unsigned int msg_id = WM_RET_ERR_CNT;
207 msg_id = WM_LS_RET_ERR_CNT;
209 ((HWND) atoi(gui_hwnd), msg_id, (WPARAM) errs,
210 0 /*lParam */ ))SleepEx(1000, TRUE);
215 void connection_fatal(char *fmt, ...)
217 char str[0x100]; /* Make the size big enough */
220 strcpy(str, "Fatal: ");
221 vsprintf(str + strlen(str), fmt, ap);
224 tell_str(stderr, str);
228 unsigned int msg_id = WM_RET_ERR_CNT;
230 msg_id = WM_LS_RET_ERR_CNT;
232 ((HWND) atoi(gui_hwnd), msg_id, (WPARAM) errs,
233 0 /*lParam */ ))SleepEx(1000, TRUE);
240 * Be told what socket we're supposed to be using.
242 static SOCKET scp_ssh_socket;
243 char *do_select(SOCKET skt, int startup)
246 scp_ssh_socket = skt;
248 scp_ssh_socket = INVALID_SOCKET;
251 extern int select_result(WPARAM, LPARAM);
254 * Receive a block of data from the SSH link. Block until all data
257 * To do this, we repeatedly call the SSH protocol module, with our
258 * own trap in from_backend() to catch the data that comes back. We
259 * do this until we have enough data.
262 static unsigned char *outptr; /* where to put the data */
263 static unsigned outlen; /* how much data required */
264 static unsigned char *pending = NULL; /* any spare data */
265 static unsigned pendlen = 0, pendsize = 0; /* length and phys. size of buffer */
266 int from_backend(int is_stderr, char *data, int datalen)
268 unsigned char *p = (unsigned char *) data;
269 unsigned len = (unsigned) datalen;
274 * stderr data is just spouted to local stderr and otherwise
278 fwrite(data, 1, len, stderr);
283 * If this is before the real session begins, just return.
289 unsigned used = outlen;
292 memcpy(outptr, p, used);
300 if (pendsize < pendlen + len) {
301 pendsize = pendlen + len + 4096;
302 pending = (pending ? srealloc(pending, pendsize) :
305 fatalbox("Out of memory");
307 memcpy(pending + pendlen, p, len);
313 static int scp_process_network_event(void)
318 FD_SET(scp_ssh_socket, &readfds);
319 if (select(1, &readfds, NULL, NULL, NULL) < 0)
321 select_result((WPARAM) scp_ssh_socket, (LPARAM) FD_READ);
324 static int ssh_scp_recv(unsigned char *buf, int len)
330 * See if the pending-input block contains some of what we
334 unsigned pendused = pendlen;
335 if (pendused > outlen)
337 memcpy(outptr, pending, pendused);
338 memmove(pending, pending + pendused, pendlen - pendused);
352 if (!scp_process_network_event())
360 * Loop through the ssh connection and authentication process.
362 static void ssh_scp_init(void)
364 if (scp_ssh_socket == INVALID_SOCKET)
366 while (!back->sendok()) {
369 FD_SET(scp_ssh_socket, &readfds);
370 if (select(1, &readfds, NULL, NULL, NULL) < 0)
372 select_result((WPARAM) scp_ssh_socket, (LPARAM) FD_READ);
374 using_sftp = !ssh_fallback_cmd;
378 * Print an error message and exit after closing the SSH link.
380 static void bump(char *fmt, ...)
382 char str[0x100]; /* Make the size big enough */
385 strcpy(str, "Fatal: ");
386 vsprintf(str + strlen(str), fmt, ap);
389 tell_str(stderr, str);
392 if (back != NULL && back->socket() != NULL) {
394 back->special(TS_EOF);
395 ssh_scp_recv(&ch, 1);
399 unsigned int msg_id = WM_RET_ERR_CNT;
401 msg_id = WM_LS_RET_ERR_CNT;
403 ((HWND) atoi(gui_hwnd), msg_id, (WPARAM) errs,
404 0 /*lParam */ ))SleepEx(1000, TRUE);
411 * Open an SSH connection to user@host and execute cmd.
413 static void do_cmd(char *host, char *user, char *cmd)
415 char *err, *realhost;
418 if (host == NULL || host[0] == '\0')
419 bump("Empty host name");
421 /* Try to load settings for this host */
422 do_defaults(host, &cfg);
423 if (cfg.host[0] == '\0') {
424 /* No settings for this host; use defaults */
425 do_defaults(NULL, &cfg);
426 strncpy(cfg.host, host, sizeof(cfg.host) - 1);
427 cfg.host[sizeof(cfg.host) - 1] = '\0';
432 * Trim leading whitespace off the hostname if it's there.
435 int space = strspn(cfg.host, " \t");
436 memmove(cfg.host, cfg.host+space, 1+strlen(cfg.host)-space);
439 /* See if host is of the form user@host */
440 if (cfg.host[0] != '\0') {
441 char *atsign = strchr(cfg.host, '@');
442 /* Make sure we're not overflowing the user field */
444 if (atsign - cfg.host < sizeof cfg.username) {
445 strncpy(cfg.username, cfg.host, atsign - cfg.host);
446 cfg.username[atsign - cfg.host] = '\0';
448 memmove(cfg.host, atsign + 1, 1 + strlen(atsign + 1));
453 * Trim a colon suffix off the hostname if it's there.
455 cfg.host[strcspn(cfg.host, ":")] = '\0';
458 if (user != NULL && user[0] != '\0') {
459 strncpy(cfg.username, user, sizeof(cfg.username) - 1);
460 cfg.username[sizeof(cfg.username) - 1] = '\0';
461 } else if (cfg.username[0] == '\0') {
463 if (GetUserName(user, &namelen) == FALSE)
464 bump("Empty user name");
465 user = smalloc(namelen * sizeof(char));
466 GetUserName(user, &namelen);
468 tell_user(stderr, "Guessing user name: %s", user);
469 strncpy(cfg.username, user, sizeof(cfg.username) - 1);
470 cfg.username[sizeof(cfg.username) - 1] = '\0';
474 if (cfg.protocol != PROT_SSH)
478 cfg.port = portnumber;
481 * Disable scary things which shouldn't be enabled for simple
482 * things like SCP and SFTP: agent forwarding, port forwarding,
487 cfg.portfwd[0] = cfg.portfwd[1] = '\0';
490 * Attempt to start the SFTP subsystem as a first choice,
491 * falling back to the provided scp command if that fails.
493 strcpy(cfg.remote_cmd, "sftp");
494 cfg.ssh_subsys = TRUE;
495 cfg.remote_cmd_ptr2 = cmd;
496 cfg.ssh_subsys2 = FALSE;
501 err = back->init(cfg.host, cfg.port, &realhost, 0);
503 bump("ssh_init: %s", err);
505 if (verbose && realhost != NULL)
506 tell_user(stderr, "Connected to %s\n", realhost);
511 * Update statistic information about current file.
513 static void print_stats(char *name, unsigned long size, unsigned long done,
514 time_t start, time_t now)
523 elap = (unsigned long) difftime(now, start);
526 ratebs = (float) done / elap;
528 ratebs = (float) done;
533 eta = (unsigned long) ((size - done) / ratebs);
534 sprintf(etastr, "%02ld:%02ld:%02ld",
535 eta / 3600, (eta % 3600) / 60, eta % 60);
537 pct = (int) (100 * (done * 1.0 / size));
540 /* GUI Adaptation - Sept 2000 */
541 gui_update_stats(name, size, pct, elap, done, eta,
542 (unsigned long) ratebs);
544 len = printf("\r%-25.25s | %10ld kB | %5.1f kB/s | ETA: %8s | %3d%%",
545 name, done / 1024, ratebs / 1024.0, etastr, pct);
546 if (len < prev_stats_len)
547 printf("%*s", prev_stats_len - len, "");
548 prev_stats_len = len;
556 * Find a colon in str and return a pointer to the colon.
557 * This is used to separate hostname from filename.
559 static char *colon(char *str)
561 /* We ignore a leading colon, since the hostname cannot be
562 empty. We also ignore a colon as second character because
563 of filenames like f:myfile.txt. */
564 if (str[0] == '\0' || str[0] == ':' || str[1] == ':')
566 while (*str != '\0' && *str != ':' && *str != '/' && *str != '\\')
575 * Return a pointer to the portion of str that comes after the last
576 * slash (or backslash or colon, if `local' is TRUE).
578 static char *stripslashes(char *str, int local)
583 p = strchr(str, ':');
587 p = strrchr(str, '/');
591 p = strrchr(str, '\\');
599 * Determine whether a string is entirely composed of dots.
601 static int is_dots(char *str)
603 return str[strspn(str, ".")] == '\0';
607 * Wait for a response from the other side.
608 * Return 0 if ok, -1 if error.
610 static int response(void)
612 char ch, resp, rbuf[2048];
615 if (ssh_scp_recv(&resp, 1) <= 0)
616 bump("Lost connection");
626 case 2: /* fatal error */
628 if (ssh_scp_recv(&ch, 1) <= 0)
629 bump("Protocol error: Lost connection");
631 } while (p < sizeof(rbuf) && ch != '\n');
634 tell_user(stderr, "%s\n", rbuf);
642 int sftp_recvdata(char *buf, int len)
644 return ssh_scp_recv(buf, len);
646 int sftp_senddata(char *buf, int len)
648 back->send((unsigned char *) buf, len);
652 /* ----------------------------------------------------------------------
653 * sftp-based replacement for the hacky `pscp -ls'.
655 static int sftp_ls_compare(const void *av, const void *bv)
657 const struct fxp_name *a = (const struct fxp_name *) av;
658 const struct fxp_name *b = (const struct fxp_name *) bv;
659 return strcmp(a->filename, b->filename);
661 void scp_sftp_listdir(char *dirname)
663 struct fxp_handle *dirh;
664 struct fxp_names *names;
665 struct fxp_name *ournames;
666 int nnames, namesize;
669 printf("Listing directory %s\n", dirname);
671 dirh = fxp_opendir(dirname);
673 printf("Unable to open %s: %s\n", dirname, fxp_error());
675 nnames = namesize = 0;
680 names = fxp_readdir(dirh);
682 if (fxp_error_type() == SSH_FX_EOF)
684 printf("Reading directory %s: %s\n", dirname, fxp_error());
687 if (names->nnames == 0) {
688 fxp_free_names(names);
692 if (nnames + names->nnames >= namesize) {
693 namesize += names->nnames + 128;
695 srealloc(ournames, namesize * sizeof(*ournames));
698 for (i = 0; i < names->nnames; i++)
699 ournames[nnames++] = names->names[i];
701 names->nnames = 0; /* prevent free_names */
702 fxp_free_names(names);
707 * Now we have our filenames. Sort them by actual file
708 * name, and then output the longname parts.
710 qsort(ournames, nnames, sizeof(*ournames), sftp_ls_compare);
715 for (i = 0; i < nnames; i++)
716 printf("%s\n", ournames[i].longname);
720 /* ----------------------------------------------------------------------
721 * Helper routines that contain the actual SCP protocol elements,
722 * implemented both as SCP1 and SFTP.
725 static struct scp_sftp_dirstack {
726 struct scp_sftp_dirstack *next;
727 struct fxp_name *names;
728 int namepos, namelen;
731 int matched_something; /* wildcard match set was non-empty */
732 } *scp_sftp_dirstack_head;
733 static char *scp_sftp_remotepath, *scp_sftp_currentname;
734 static char *scp_sftp_wildcard;
735 static int scp_sftp_targetisdir, scp_sftp_donethistarget;
736 static int scp_sftp_preserve, scp_sftp_recursive;
737 static unsigned long scp_sftp_mtime, scp_sftp_atime;
738 static int scp_has_times;
739 static struct fxp_handle *scp_sftp_filehandle;
740 static uint64 scp_sftp_fileoffset;
742 void scp_source_setup(char *target, int shouldbedir)
746 * Find out whether the target filespec is in fact a
749 struct fxp_attrs attrs;
752 tell_user(stderr, "unable to initialise SFTP: %s", fxp_error());
757 if (!fxp_stat(target, &attrs) ||
758 !(attrs.flags & SSH_FILEXFER_ATTR_PERMISSIONS))
759 scp_sftp_targetisdir = 0;
761 scp_sftp_targetisdir = (attrs.permissions & 0040000) != 0;
763 if (shouldbedir && !scp_sftp_targetisdir) {
764 bump("pscp: remote filespec %s: not a directory\n", target);
767 scp_sftp_remotepath = dupstr(target);
775 int scp_send_errmsg(char *str)
778 /* do nothing; we never need to send our errors to the server */
780 back->send("\001", 1); /* scp protocol error prefix */
781 back->send(str, strlen(str));
783 return 0; /* can't fail */
786 int scp_send_filetimes(unsigned long mtime, unsigned long atime)
789 scp_sftp_mtime = mtime;
790 scp_sftp_atime = atime;
795 sprintf(buf, "T%lu 0 %lu 0\n", mtime, atime);
796 back->send(buf, strlen(buf));
801 int scp_send_filename(char *name, unsigned long size, int modes)
805 if (scp_sftp_targetisdir) {
806 fullname = dupcat(scp_sftp_remotepath, "/", name, NULL);
808 fullname = dupstr(scp_sftp_remotepath);
810 scp_sftp_filehandle =
811 fxp_open(fullname, SSH_FXF_WRITE | SSH_FXF_CREAT | SSH_FXF_TRUNC);
812 if (!scp_sftp_filehandle) {
813 tell_user(stderr, "pscp: unable to open %s: %s",
814 fullname, fxp_error());
818 scp_sftp_fileoffset = uint64_make(0, 0);
823 sprintf(buf, "C%04o %lu ", modes, size);
824 back->send(buf, strlen(buf));
825 back->send(name, strlen(name));
831 int scp_send_filedata(char *data, int len)
834 if (!scp_sftp_filehandle) {
837 if (!fxp_write(scp_sftp_filehandle, data, scp_sftp_fileoffset, len)) {
838 tell_user(stderr, "error while writing: %s\n", fxp_error());
842 scp_sftp_fileoffset = uint64_add32(scp_sftp_fileoffset, len);
845 int bufsize = back->send(data, len);
848 * If the network transfer is backing up - that is, the
849 * remote site is not accepting data as fast as we can
850 * produce it - then we must loop on network events until
851 * we have space in the buffer again.
853 while (bufsize > MAX_SCP_BUFSIZE) {
854 if (!scp_process_network_event())
856 bufsize = back->sendbuffer();
863 int scp_send_finish(void)
866 struct fxp_attrs attrs;
867 if (!scp_sftp_filehandle) {
871 attrs.flags = SSH_FILEXFER_ATTR_ACMODTIME;
872 attrs.atime = scp_sftp_atime;
873 attrs.mtime = scp_sftp_mtime;
874 if (!fxp_fsetstat(scp_sftp_filehandle, attrs)) {
875 tell_user(stderr, "unable to set file times: %s\n", fxp_error());
879 fxp_close(scp_sftp_filehandle);
888 char *scp_save_remotepath(void)
891 return scp_sftp_remotepath;
896 void scp_restore_remotepath(char *data)
899 scp_sftp_remotepath = data;
902 int scp_send_dirname(char *name, int modes)
907 struct fxp_attrs attrs;
908 if (scp_sftp_targetisdir) {
909 fullname = dupcat(scp_sftp_remotepath, "/", name, NULL);
911 fullname = dupstr(scp_sftp_remotepath);
915 * We don't worry about whether we managed to create the
916 * directory, because if it exists already it's OK just to
917 * use it. Instead, we will stat it afterwards, and if it
918 * exists and is a directory we will assume we were either
919 * successful or it didn't matter.
921 if (!fxp_mkdir(fullname))
924 err = "server reported no error";
925 if (!fxp_stat(fullname, &attrs) ||
926 !(attrs.flags & SSH_FILEXFER_ATTR_PERMISSIONS) ||
927 !(attrs.permissions & 0040000)) {
928 tell_user(stderr, "unable to create directory %s: %s",
934 scp_sftp_remotepath = fullname;
939 sprintf(buf, "D%04o 0 ", modes);
940 back->send(buf, strlen(buf));
941 back->send(name, strlen(name));
947 int scp_send_enddir(void)
950 sfree(scp_sftp_remotepath);
953 back->send("E\n", 2);
959 * Yes, I know; I have an scp_sink_setup _and_ an scp_sink_init.
960 * That's bad. The difference is that scp_sink_setup is called once
961 * right at the start, whereas scp_sink_init is called to
962 * initialise every level of recursion in the protocol.
964 int scp_sink_setup(char *source, int preserve, int recursive)
970 tell_user(stderr, "unable to initialise SFTP: %s", fxp_error());
975 * It's possible that the source string we've been given
976 * contains a wildcard. If so, we must split the directory
977 * away from the wildcard itself (throwing an error if any
978 * wildcardness comes before the final slash) and arrange
979 * things so that a dirstack entry will be set up.
981 newsource = smalloc(1+strlen(source));
982 if (!wc_unescape(newsource, source)) {
983 /* Yes, here we go; it's a wildcard. Bah. */
984 char *dupsource, *lastpart, *dirpart, *wildcard;
985 dupsource = dupstr(source);
986 lastpart = stripslashes(dupsource, 0);
987 wildcard = dupstr(lastpart);
989 if (*dupsource && dupsource[1]) {
991 * The remains of dupsource are at least two
992 * characters long, meaning the pathname wasn't
993 * empty or just `/'. Hence, we remove the trailing
997 } else if (!*dupsource) {
999 * The remains of dupsource are _empty_ - the whole
1000 * pathname was a wildcard. Hence we need to
1001 * replace it with ".".
1004 dupsource = dupstr(".");
1008 * Now we have separated our string into dupsource (the
1009 * directory part) and wildcard. Both of these will
1010 * need freeing at some point. Next step is to remove
1011 * wildcard escapes from the directory part, throwing
1012 * an error if it contains a real wildcard.
1014 dirpart = smalloc(1+strlen(dupsource));
1015 if (!wc_unescape(dirpart, dupsource)) {
1016 tell_user(stderr, "%s: multiple-level wildcards unsupported",
1026 * Now we have dirpart (unescaped, ie a valid remote
1027 * path), and wildcard (a wildcard). This will be
1028 * sufficient to arrange a dirstack entry.
1030 scp_sftp_remotepath = dirpart;
1031 scp_sftp_wildcard = wildcard;
1034 scp_sftp_remotepath = newsource;
1035 scp_sftp_wildcard = NULL;
1037 scp_sftp_preserve = preserve;
1038 scp_sftp_recursive = recursive;
1039 scp_sftp_donethistarget = 0;
1040 scp_sftp_dirstack_head = NULL;
1045 int scp_sink_init(void)
1053 #define SCP_SINK_FILE 1
1054 #define SCP_SINK_DIR 2
1055 #define SCP_SINK_ENDDIR 3
1056 #define SCP_SINK_RETRY 4 /* not an action; just try again */
1057 struct scp_sink_action {
1058 int action; /* FILE, DIR, ENDDIR */
1059 char *buf; /* will need freeing after use */
1060 char *name; /* filename or dirname (not ENDDIR) */
1061 int mode; /* access mode (not ENDDIR) */
1062 unsigned long size; /* file size (not ENDDIR) */
1063 int settime; /* 1 if atime and mtime are filled */
1064 unsigned long atime, mtime; /* access times for the file */
1067 int scp_get_sink_action(struct scp_sink_action *act)
1071 int must_free_fname;
1072 struct fxp_attrs attrs;
1075 if (!scp_sftp_dirstack_head) {
1076 if (!scp_sftp_donethistarget) {
1078 * Simple case: we are only dealing with one file.
1080 fname = scp_sftp_remotepath;
1081 must_free_fname = 0;
1082 scp_sftp_donethistarget = 1;
1085 * Even simpler case: one file _which we've done_.
1086 * Return 1 (finished).
1092 * We're now in the middle of stepping through a list
1093 * of names returned from fxp_readdir(); so let's carry
1096 struct scp_sftp_dirstack *head = scp_sftp_dirstack_head;
1097 while (head->namepos < head->namelen &&
1098 (is_dots(head->names[head->namepos].filename) ||
1100 !wc_match(head->wildcard,
1101 head->names[head->namepos].filename))))
1102 head->namepos++; /* skip . and .. */
1103 if (head->namepos < head->namelen) {
1104 head->matched_something = 1;
1105 fname = dupcat(head->dirpath, "/",
1106 head->names[head->namepos++].filename,
1108 must_free_fname = 1;
1111 * We've come to the end of the list; pop it off
1112 * the stack and return an ENDDIR action (or RETRY
1113 * if this was a wildcard match).
1115 if (head->wildcard) {
1116 act->action = SCP_SINK_RETRY;
1117 if (!head->matched_something) {
1118 tell_user(stderr, "pscp: wildcard '%s' matched "
1119 "no files", head->wildcard);
1122 sfree(head->wildcard);
1125 act->action = SCP_SINK_ENDDIR;
1128 sfree(head->dirpath);
1130 scp_sftp_dirstack_head = head->next;
1138 * Now we have a filename. Stat it, and see if it's a file
1141 ret = fxp_stat(fname, &attrs);
1142 if (!ret || !(attrs.flags & SSH_FILEXFER_ATTR_PERMISSIONS)) {
1143 tell_user(stderr, "unable to identify %s: %s", fname,
1144 ret ? "file type not supplied" : fxp_error());
1149 if (attrs.permissions & 0040000) {
1150 struct scp_sftp_dirstack *newitem;
1151 struct fxp_handle *dirhandle;
1152 int nnames, namesize;
1153 struct fxp_name *ournames;
1154 struct fxp_names *names;
1157 * It's a directory. If we're not in recursive mode,
1158 * this merits a complaint (which is fatal if the name
1159 * was specified directly, but not if it was matched by
1162 * We skip this complaint completely if
1163 * scp_sftp_wildcard is set, because that's an
1164 * indication that we're not actually supposed to
1165 * _recursively_ transfer the dir, just scan it for
1166 * things matching the wildcard.
1168 if (!scp_sftp_recursive && !scp_sftp_wildcard) {
1169 tell_user(stderr, "pscp: %s: is a directory", fname);
1171 if (must_free_fname) sfree(fname);
1172 if (scp_sftp_dirstack_head) {
1173 act->action = SCP_SINK_RETRY;
1181 * Otherwise, the fun begins. We must fxp_opendir() the
1182 * directory, slurp the filenames into memory, return
1183 * SCP_SINK_DIR (unless this is a wildcard match), and
1184 * set targetisdir. The next time we're called, we will
1185 * run through the list of filenames one by one,
1186 * matching them against a wildcard if present.
1188 * If targetisdir is _already_ set (meaning we're
1189 * already in the middle of going through another such
1190 * list), we must push the other (target,namelist) pair
1193 dirhandle = fxp_opendir(fname);
1195 tell_user(stderr, "scp: unable to open directory %s: %s",
1196 fname, fxp_error());
1197 if (must_free_fname) sfree(fname);
1201 nnames = namesize = 0;
1206 names = fxp_readdir(dirhandle);
1207 if (names == NULL) {
1208 if (fxp_error_type() == SSH_FX_EOF)
1210 tell_user(stderr, "scp: reading directory %s: %s\n",
1211 fname, fxp_error());
1212 if (must_free_fname) sfree(fname);
1217 if (names->nnames == 0) {
1218 fxp_free_names(names);
1221 if (nnames + names->nnames >= namesize) {
1222 namesize += names->nnames + 128;
1224 srealloc(ournames, namesize * sizeof(*ournames));
1226 for (i = 0; i < names->nnames; i++)
1227 ournames[nnames++] = names->names[i];
1228 names->nnames = 0; /* prevent free_names */
1229 fxp_free_names(names);
1231 fxp_close(dirhandle);
1233 newitem = smalloc(sizeof(struct scp_sftp_dirstack));
1234 newitem->next = scp_sftp_dirstack_head;
1235 newitem->names = ournames;
1236 newitem->namepos = 0;
1237 newitem->namelen = nnames;
1238 if (must_free_fname)
1239 newitem->dirpath = fname;
1241 newitem->dirpath = dupstr(fname);
1242 if (scp_sftp_wildcard) {
1243 newitem->wildcard = scp_sftp_wildcard;
1244 newitem->matched_something = 0;
1245 scp_sftp_wildcard = NULL;
1247 newitem->wildcard = NULL;
1249 scp_sftp_dirstack_head = newitem;
1251 if (newitem->wildcard) {
1252 act->action = SCP_SINK_RETRY;
1254 act->action = SCP_SINK_DIR;
1255 act->buf = dupstr(stripslashes(fname, 0));
1256 act->name = act->buf;
1257 act->size = 0; /* duhh, it's a directory */
1258 act->mode = 07777 & attrs.permissions;
1259 if (scp_sftp_preserve &&
1260 (attrs.flags & SSH_FILEXFER_ATTR_ACMODTIME)) {
1261 act->atime = attrs.atime;
1262 act->mtime = attrs.mtime;
1271 * It's a file. Return SCP_SINK_FILE.
1273 act->action = SCP_SINK_FILE;
1274 act->buf = dupstr(stripslashes(fname, 0));
1275 act->name = act->buf;
1276 if (attrs.flags & SSH_FILEXFER_ATTR_SIZE) {
1277 if (uint64_compare(attrs.size,
1278 uint64_make(0, ULONG_MAX)) > 0) {
1279 act->size = ULONG_MAX; /* *boggle* */
1281 act->size = attrs.size.lo;
1283 act->size = ULONG_MAX; /* no idea */
1284 act->mode = 07777 & attrs.permissions;
1285 if (scp_sftp_preserve &&
1286 (attrs.flags & SSH_FILEXFER_ATTR_ACMODTIME)) {
1287 act->atime = attrs.atime;
1288 act->mtime = attrs.mtime;
1292 if (must_free_fname)
1293 scp_sftp_currentname = fname;
1295 scp_sftp_currentname = dupstr(fname);
1310 if (ssh_scp_recv(&ch, 1) <= 0)
1313 bump("Protocol error: Unexpected newline");
1317 if (ssh_scp_recv(&ch, 1) <= 0)
1318 bump("Lost connection");
1321 act->buf = srealloc(act->buf, bufsize);
1324 } while (ch != '\n');
1325 act->buf[i - 1] = '\0';
1327 case '\01': /* error */
1328 tell_user(stderr, "%s\n", act->buf);
1330 continue; /* go round again */
1331 case '\02': /* fatal error */
1332 bump("%s", act->buf);
1335 act->action = SCP_SINK_ENDDIR;
1338 if (sscanf(act->buf, "%ld %*d %ld %*d",
1339 &act->mtime, &act->atime) == 2) {
1342 continue; /* go round again */
1344 bump("Protocol error: Illegal time format");
1347 act->action = (action == 'C' ? SCP_SINK_FILE : SCP_SINK_DIR);
1350 bump("Protocol error: Expected control record");
1353 * We will go round this loop only once, unless we hit
1360 * If we get here, we must have seen SCP_SINK_FILE or
1363 if (sscanf(act->buf, "%o %lu %n", &act->mode, &act->size, &i) != 2)
1364 bump("Protocol error: Illegal file descriptor format");
1365 act->name = act->buf + i;
1370 int scp_accept_filexfer(void)
1373 scp_sftp_filehandle =
1374 fxp_open(scp_sftp_currentname, SSH_FXF_READ);
1375 if (!scp_sftp_filehandle) {
1376 tell_user(stderr, "pscp: unable to open %s: %s",
1377 scp_sftp_currentname, fxp_error());
1381 scp_sftp_fileoffset = uint64_make(0, 0);
1382 sfree(scp_sftp_currentname);
1386 return 0; /* can't fail */
1390 int scp_recv_filedata(char *data, int len)
1393 int actuallen = fxp_read(scp_sftp_filehandle, data,
1394 scp_sftp_fileoffset, len);
1395 if (actuallen == -1 && fxp_error_type() != SSH_FX_EOF) {
1396 tell_user(stderr, "pscp: error while reading: %s", fxp_error());
1403 scp_sftp_fileoffset = uint64_add32(scp_sftp_fileoffset, actuallen);
1407 return ssh_scp_recv(data, len);
1411 int scp_finish_filerecv(void)
1414 fxp_close(scp_sftp_filehandle);
1422 /* ----------------------------------------------------------------------
1423 * Send an error message to the other side and to the screen.
1424 * Increment error counter.
1426 static void run_err(const char *fmt, ...)
1432 strcpy(str, "scp: ");
1433 vsprintf(str + strlen(str), fmt, ap);
1435 scp_send_errmsg(str);
1436 tell_user(stderr, "%s", str);
1441 * Execute the source part of the SCP protocol.
1443 static void source(char *src)
1450 unsigned long stat_bytes;
1451 time_t stat_starttime, stat_lasttime;
1453 attr = GetFileAttributes(src);
1454 if (attr == (DWORD) - 1) {
1455 run_err("%s: No such file or directory", src);
1459 if ((attr & FILE_ATTRIBUTE_DIRECTORY) != 0) {
1462 * Avoid . and .. directories.
1465 p = strrchr(src, '/');
1467 p = strrchr(src, '\\');
1472 if (!strcmp(p, ".") || !strcmp(p, ".."))
1473 /* skip . and .. */ ;
1477 run_err("%s: not a regular file", src);
1482 if ((last = strrchr(src, '/')) == NULL)
1486 if (strrchr(last, '\\') != NULL)
1487 last = strrchr(last, '\\') + 1;
1488 if (last == src && strchr(src, ':') != NULL)
1489 last = strchr(src, ':') + 1;
1491 f = CreateFile(src, GENERIC_READ, FILE_SHARE_READ, NULL,
1492 OPEN_EXISTING, 0, 0);
1493 if (f == INVALID_HANDLE_VALUE) {
1494 run_err("%s: Cannot open file", src);
1499 FILETIME actime, wrtime;
1500 unsigned long mtime, atime;
1501 GetFileTime(f, NULL, &actime, &wrtime);
1502 TIME_WIN_TO_POSIX(actime, atime);
1503 TIME_WIN_TO_POSIX(wrtime, mtime);
1504 if (scp_send_filetimes(mtime, atime))
1508 size = GetFileSize(f, NULL);
1510 tell_user(stderr, "Sending file %s, size=%lu", last, size);
1511 if (scp_send_filename(last, size, 0644))
1515 stat_starttime = time(NULL);
1518 for (i = 0; i < size; i += 4096) {
1519 char transbuf[4096];
1524 if (!ReadFile(f, transbuf, k, &j, NULL) || j != k) {
1527 bump("%s: Read error", src);
1529 if (scp_send_filedata(transbuf, k))
1530 bump("%s: Network error occurred", src);
1534 if (time(NULL) != stat_lasttime || i + k == size) {
1535 stat_lasttime = time(NULL);
1536 print_stats(last, size, stat_bytes,
1537 stat_starttime, stat_lasttime);
1544 (void) scp_send_finish();
1548 * Recursively send the contents of a directory.
1550 static void rsource(char *src)
1552 char *last, *findfile;
1555 WIN32_FIND_DATA fdat;
1558 if ((last = strrchr(src, '/')) == NULL)
1562 if (strrchr(last, '\\') != NULL)
1563 last = strrchr(last, '\\') + 1;
1564 if (last == src && strchr(src, ':') != NULL)
1565 last = strchr(src, ':') + 1;
1567 /* maybe send filetime */
1569 save_target = scp_save_remotepath();
1572 tell_user(stderr, "Entering directory: %s", last);
1573 if (scp_send_dirname(last, 0755))
1576 findfile = dupcat(src, "/*", NULL);
1577 dir = FindFirstFile(findfile, &fdat);
1578 ok = (dir != INVALID_HANDLE_VALUE);
1580 if (strcmp(fdat.cFileName, ".") == 0 ||
1581 strcmp(fdat.cFileName, "..") == 0) {
1582 /* ignore . and .. */
1584 char *foundfile = dupcat(src, "/", fdat.cFileName, NULL);
1588 ok = FindNextFile(dir, &fdat);
1593 (void) scp_send_enddir();
1595 scp_restore_remotepath(save_target);
1599 * Execute the sink part of the SCP protocol.
1601 static void sink(char *targ, char *src)
1608 unsigned long received;
1610 unsigned long stat_bytes;
1611 time_t stat_starttime, stat_lasttime;
1614 attr = GetFileAttributes(targ);
1615 if (attr != (DWORD) - 1 && (attr & FILE_ATTRIBUTE_DIRECTORY) != 0)
1618 if (targetshouldbedirectory && !targisdir)
1619 bump("%s: Not a directory", targ);
1623 struct scp_sink_action act;
1624 if (scp_get_sink_action(&act))
1627 if (act.action == SCP_SINK_ENDDIR)
1630 if (act.action == SCP_SINK_RETRY)
1635 * Prevent the remote side from maliciously writing to
1636 * files outside the target area by sending a filename
1637 * containing `../'. In fact, it shouldn't be sending
1638 * filenames with any slashes or colons in at all; so
1639 * we'll find the last slash, backslash or colon in the
1640 * filename and use only the part after that. (And
1643 * In addition, we also ensure here that if we're
1644 * copying a single file and the target is a directory
1645 * (common usage: `pscp host:filename .') the remote
1646 * can't send us a _different_ file name. We can
1647 * distinguish this case because `src' will be non-NULL
1648 * and the last component of that will fail to match
1649 * (the last component of) the name sent.
1651 * Well, not always; if `src' is a wildcard, we do
1652 * expect to get back filenames that don't correspond
1653 * exactly to it. Ideally in this case, we would like
1654 * to ensure that the returned filename actually
1655 * matches the wildcard pattern - but one of SCP's
1656 * protocol infelicities is that wildcard matching is
1657 * done at the server end _by the server's rules_ and
1658 * so in general this is infeasible. Hence, we only
1659 * accept filenames that don't correspond to `src' if
1660 * unsafe mode is enabled or we are using SFTP (which
1661 * resolves remote wildcards on the client side and can
1664 char *striptarget, *stripsrc;
1666 striptarget = stripslashes(act.name, 1);
1667 if (striptarget != act.name) {
1668 tell_user(stderr, "warning: remote host sent a compound"
1669 " pathname '%s'", act.name);
1670 tell_user(stderr, " renaming local file to '%s'",
1675 * Also check to see if the target filename is '.' or
1676 * '..', or indeed '...' and so on because Windows
1677 * appears to interpret those like '..'.
1679 if (is_dots(striptarget)) {
1680 bump("security violation: remote host attempted to write to"
1681 " a '.' or '..' path!");
1685 stripsrc = stripslashes(src, 1);
1686 if (strcmp(striptarget, stripsrc) &&
1687 !using_sftp && !scp_unsafe_mode) {
1688 tell_user(stderr, "warning: remote host tried to write "
1689 "to a file called '%s'", striptarget);
1690 tell_user(stderr, " when we requested a file "
1691 "called '%s'.", stripsrc);
1692 tell_user(stderr, " If this is a wildcard, "
1693 "consider upgrading to SSH 2 or using");
1694 tell_user(stderr, " the '-unsafe' option. Renaming"
1695 " of this file has been disallowed.");
1696 /* Override the name the server provided with our own. */
1697 striptarget = stripsrc;
1701 if (targ[0] != '\0')
1702 destfname = dupcat(targ, "\\", striptarget, NULL);
1704 destfname = dupstr(striptarget);
1707 * In this branch of the if, the target area is a
1708 * single file with an explicitly specified name in any
1709 * case, so there's no danger.
1711 destfname = dupstr(targ);
1713 attr = GetFileAttributes(destfname);
1714 exists = (attr != (DWORD) - 1);
1716 if (act.action == SCP_SINK_DIR) {
1717 if (exists && (attr & FILE_ATTRIBUTE_DIRECTORY) == 0) {
1718 run_err("%s: Not a directory", destfname);
1722 if (!CreateDirectory(destfname, NULL)) {
1723 run_err("%s: Cannot create directory", destfname);
1727 sink(destfname, NULL);
1728 /* can we set the timestamp for directories ? */
1732 f = CreateFile(destfname, GENERIC_WRITE, 0, NULL,
1733 CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0);
1734 if (f == INVALID_HANDLE_VALUE) {
1735 run_err("%s: Cannot create file", destfname);
1739 if (scp_accept_filexfer())
1743 stat_starttime = time(NULL);
1745 stat_name = stripslashes(destfname, 1);
1748 while (received < act.size) {
1749 char transbuf[4096];
1750 DWORD blksize, read, written;
1752 if (blksize > act.size - received)
1753 blksize = act.size - received;
1754 read = scp_recv_filedata(transbuf, blksize);
1756 bump("Lost connection");
1759 if (!WriteFile(f, transbuf, read, &written, NULL) ||
1762 /* FIXME: in sftp we can actually abort the transfer */
1764 printf("\r%-25.25s | %50s\n",
1766 "Write error.. waiting for end of file");
1771 if (time(NULL) > stat_lasttime ||
1772 received + read == act.size) {
1773 stat_lasttime = time(NULL);
1774 print_stats(stat_name, act.size, stat_bytes,
1775 stat_starttime, stat_lasttime);
1781 FILETIME actime, wrtime;
1782 TIME_POSIX_TO_WIN(act.atime, actime);
1783 TIME_POSIX_TO_WIN(act.mtime, wrtime);
1784 SetFileTime(f, NULL, &actime, &wrtime);
1789 run_err("%s: Write error", destfname);
1792 (void) scp_finish_filerecv();
1799 * We will copy local files to a remote server.
1801 static void toremote(int argc, char *argv[])
1803 char *src, *targ, *host, *user;
1807 targ = argv[argc - 1];
1809 /* Separate host from filename */
1813 bump("targ == NULL in toremote()");
1817 /* Substitute "." for emtpy target */
1819 /* Separate host and username */
1821 host = strrchr(host, '@');
1832 /* Find out if the source filespec covers multiple files
1833 if so, we should set the targetshouldbedirectory flag */
1835 WIN32_FIND_DATA fdat;
1836 if (colon(argv[0]) != NULL)
1837 bump("%s: Remote to remote not supported", argv[0]);
1838 fh = FindFirstFile(argv[0], &fdat);
1839 if (fh == INVALID_HANDLE_VALUE)
1840 bump("%s: No such file or directory\n", argv[0]);
1841 if (FindNextFile(fh, &fdat))
1842 targetshouldbedirectory = 1;
1846 cmd = smalloc(strlen(targ) + 100);
1847 sprintf(cmd, "scp%s%s%s%s -t %s",
1848 verbose ? " -v" : "",
1849 recursive ? " -r" : "",
1850 preserve ? " -p" : "",
1851 targetshouldbedirectory ? " -d" : "", targ);
1852 do_cmd(host, user, cmd);
1855 scp_source_setup(targ, targetshouldbedirectory);
1857 for (i = 0; i < argc - 1; i++) {
1858 char *srcpath, *last;
1860 WIN32_FIND_DATA fdat;
1862 if (colon(src) != NULL) {
1863 tell_user(stderr, "%s: Remote to remote not supported\n", src);
1869 * Trim off the last pathname component of `src', to
1870 * provide the base pathname which will be prepended to
1871 * filenames returned from Find{First,Next}File.
1873 srcpath = dupstr(src);
1874 last = stripslashes(srcpath, 1);
1877 dir = FindFirstFile(src, &fdat);
1878 if (dir == INVALID_HANDLE_VALUE) {
1879 run_err("%s: No such file or directory", src);
1885 * Ensure that . and .. are never matched by wildcards,
1886 * but only by deliberate action.
1888 if (!strcmp(fdat.cFileName, ".") ||
1889 !strcmp(fdat.cFileName, "..")) {
1891 * Find*File has returned a special dir. We require
1892 * that _either_ `src' ends in a backslash followed
1893 * by that string, _or_ `src' is precisely that
1896 int len = strlen(src), dlen = strlen(fdat.cFileName);
1897 if (len == dlen && !strcmp(src, fdat.cFileName)) {
1899 } else if (len > dlen + 1 && src[len - dlen - 1] == '\\' &&
1900 !strcmp(src + len - dlen, fdat.cFileName)) {
1903 continue; /* ignore this one */
1905 filename = dupcat(srcpath, fdat.cFileName, NULL);
1908 } while (FindNextFile(dir, &fdat));
1915 * We will copy files from a remote server to the local machine.
1917 static void tolocal(int argc, char *argv[])
1919 char *src, *targ, *host, *user;
1923 bump("More than one remote source not supported");
1928 /* Separate host from filename */
1932 bump("Local to local copy not supported");
1936 /* Substitute "." for empty filename */
1938 /* Separate username and hostname */
1940 host = strrchr(host, '@');
1950 cmd = smalloc(strlen(src) + 100);
1951 sprintf(cmd, "scp%s%s%s%s -f %s",
1952 verbose ? " -v" : "",
1953 recursive ? " -r" : "",
1954 preserve ? " -p" : "",
1955 targetshouldbedirectory ? " -d" : "", src);
1956 do_cmd(host, user, cmd);
1959 if (scp_sink_setup(src, preserve, recursive))
1966 * We will issue a list command to get a remote directory.
1968 static void get_dir_list(int argc, char *argv[])
1970 char *src, *host, *user;
1976 /* Separate host from filename */
1980 bump("Local to local copy not supported");
1984 /* Substitute "." for empty filename */
1986 /* Separate username and hostname */
1988 host = strrchr(host, '@');
1998 cmd = smalloc(4 * strlen(src) + 100);
1999 strcpy(cmd, "ls -la '");
2000 p = cmd + strlen(cmd);
2001 for (q = src; *q; q++) {
2014 do_cmd(host, user, cmd);
2018 scp_sftp_listdir(src);
2020 while (ssh_scp_recv(&c, 1) > 0)
2021 tell_char(stdout, c);
2026 * Initialize the Win$ock driver.
2028 static void init_winsock(void)
2033 winsock_ver = MAKEWORD(1, 1);
2034 if (WSAStartup(winsock_ver, &wsadata))
2035 bump("Unable to initialise WinSock");
2036 if (LOBYTE(wsadata.wVersion) != 1 || HIBYTE(wsadata.wVersion) != 1)
2037 bump("WinSock version is incompatible with 1.1");
2041 * Short description of parameters.
2043 static void usage(void)
2045 printf("PuTTY Secure Copy client\n");
2046 printf("%s\n", ver);
2047 printf("Usage: pscp [options] [user@]host:source target\n");
2049 (" pscp [options] source [source...] [user@]host:target\n");
2050 printf(" pscp [options] -ls user@host:filespec\n");
2051 printf("Options:\n");
2052 printf(" -p preserve file attributes\n");
2053 printf(" -q quiet, don't show statistics\n");
2054 printf(" -r copy directories recursively\n");
2055 printf(" -v show verbose messages\n");
2056 printf(" -P port connect to specified port\n");
2057 printf(" -pw passw login with specified password\n");
2058 printf(" -unsafe allow server-side wildcards (DANGEROUS)\n");
2061 * -gui is an internal option, used by GUI front ends to get
2062 * pscp to pass progress reports back to them. It's not an
2063 * ordinary user-accessible option, so it shouldn't be part of
2064 * the command-line help. The only people who need to know
2065 * about it are programmers, and they can read the source.
2068 (" -gui hWnd GUI mode with the windows handle for receiving messages\n");
2074 * Main program (no, really?)
2076 int main(int argc, char *argv[])
2080 default_protocol = PROT_TELNET;
2082 flags = FLAG_STDERR;
2083 ssh_get_line = &console_get_line;
2087 for (i = 1; i < argc; i++) {
2088 if (argv[i][0] != '-')
2090 if (strcmp(argv[i], "-v") == 0)
2091 verbose = 1, flags |= FLAG_VERBOSE;
2092 else if (strcmp(argv[i], "-r") == 0)
2094 else if (strcmp(argv[i], "-p") == 0)
2096 else if (strcmp(argv[i], "-q") == 0)
2098 else if (strcmp(argv[i], "-batch") == 0)
2099 console_batch_mode = 1;
2100 else if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i], "-?") == 0)
2102 else if (strcmp(argv[i], "-P") == 0 && i + 1 < argc)
2103 portnumber = atoi(argv[++i]);
2104 else if (strcmp(argv[i], "-pw") == 0 && i + 1 < argc)
2105 console_password = argv[++i];
2106 else if (strcmp(argv[i], "-gui") == 0 && i + 1 < argc) {
2107 gui_hwnd = argv[++i];
2109 console_batch_mode = TRUE;
2110 } else if (strcmp(argv[i], "-ls") == 0)
2112 else if (strcmp(argv[i], "-unsafe") == 0)
2113 scp_unsafe_mode = 1;
2114 else if (strcmp(argv[i], "--") == 0) {
2127 get_dir_list(argc, argv);
2134 targetshouldbedirectory = 1;
2136 if (colon(argv[argc - 1]) != NULL)
2137 toremote(argc, argv);
2139 tolocal(argc, argv);
2142 if (back != NULL && back->socket() != NULL) {
2144 back->special(TS_EOF);
2145 ssh_scp_recv(&ch, 1);
2150 /* GUI Adaptation - August 2000 */
2152 unsigned int msg_id = WM_RET_ERR_CNT;
2154 msg_id = WM_LS_RET_ERR_CNT;
2156 ((HWND) atoi(gui_hwnd), msg_id, (WPARAM) errs,
2157 0 /*lParam */ ))SleepEx(1000, TRUE);
2159 return (errs == 0 ? 0 : 1);