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;
272 * stderr data is just spouted to local stderr and otherwise
276 fwrite(data, 1, len, stderr);
281 * If this is before the real session begins, just return.
287 unsigned used = outlen;
290 memcpy(outptr, p, used);
298 if (pendsize < pendlen + len) {
299 pendsize = pendlen + len + 4096;
300 pending = (pending ? srealloc(pending, pendsize) :
303 fatalbox("Out of memory");
305 memcpy(pending + pendlen, p, len);
311 static int scp_process_network_event(void)
316 FD_SET(scp_ssh_socket, &readfds);
317 if (select(1, &readfds, NULL, NULL, NULL) < 0)
319 select_result((WPARAM) scp_ssh_socket, (LPARAM) FD_READ);
322 static int ssh_scp_recv(unsigned char *buf, int len)
328 * See if the pending-input block contains some of what we
332 unsigned pendused = pendlen;
333 if (pendused > outlen)
335 memcpy(outptr, pending, pendused);
336 memmove(pending, pending + pendused, pendlen - pendused);
350 if (!scp_process_network_event())
358 * Loop through the ssh connection and authentication process.
360 static void ssh_scp_init(void)
362 if (scp_ssh_socket == INVALID_SOCKET)
364 while (!back->sendok()) {
367 FD_SET(scp_ssh_socket, &readfds);
368 if (select(1, &readfds, NULL, NULL, NULL) < 0)
370 select_result((WPARAM) scp_ssh_socket, (LPARAM) FD_READ);
372 using_sftp = !ssh_fallback_cmd;
376 * Print an error message and exit after closing the SSH link.
378 static void bump(char *fmt, ...)
380 char str[0x100]; /* Make the size big enough */
383 strcpy(str, "Fatal: ");
384 vsprintf(str + strlen(str), fmt, ap);
387 tell_str(stderr, str);
390 if (back != NULL && back->socket() != NULL) {
392 back->special(TS_EOF);
393 ssh_scp_recv(&ch, 1);
397 unsigned int msg_id = WM_RET_ERR_CNT;
399 msg_id = WM_LS_RET_ERR_CNT;
401 ((HWND) atoi(gui_hwnd), msg_id, (WPARAM) errs,
402 0 /*lParam */ ))SleepEx(1000, TRUE);
409 * Open an SSH connection to user@host and execute cmd.
411 static void do_cmd(char *host, char *user, char *cmd)
413 char *err, *realhost;
416 if (host == NULL || host[0] == '\0')
417 bump("Empty host name");
419 /* Try to load settings for this host */
420 do_defaults(host, &cfg);
421 if (cfg.host[0] == '\0') {
422 /* No settings for this host; use defaults */
423 do_defaults(NULL, &cfg);
424 strncpy(cfg.host, host, sizeof(cfg.host) - 1);
425 cfg.host[sizeof(cfg.host) - 1] = '\0';
430 * Trim leading whitespace off the hostname if it's there.
433 int space = strspn(cfg.host, " \t");
434 memmove(cfg.host, cfg.host+space, 1+strlen(cfg.host)-space);
437 /* See if host is of the form user@host */
438 if (cfg.host[0] != '\0') {
439 char *atsign = strchr(cfg.host, '@');
440 /* Make sure we're not overflowing the user field */
442 if (atsign - cfg.host < sizeof cfg.username) {
443 strncpy(cfg.username, cfg.host, atsign - cfg.host);
444 cfg.username[atsign - cfg.host] = '\0';
446 memmove(cfg.host, atsign + 1, 1 + strlen(atsign + 1));
451 * Trim a colon suffix off the hostname if it's there.
453 cfg.host[strcspn(cfg.host, ":")] = '\0';
456 if (user != NULL && user[0] != '\0') {
457 strncpy(cfg.username, user, sizeof(cfg.username) - 1);
458 cfg.username[sizeof(cfg.username) - 1] = '\0';
459 } else if (cfg.username[0] == '\0') {
461 if (GetUserName(user, &namelen) == FALSE)
462 bump("Empty user name");
463 user = smalloc(namelen * sizeof(char));
464 GetUserName(user, &namelen);
466 tell_user(stderr, "Guessing user name: %s", user);
467 strncpy(cfg.username, user, sizeof(cfg.username) - 1);
468 cfg.username[sizeof(cfg.username) - 1] = '\0';
472 if (cfg.protocol != PROT_SSH)
476 cfg.port = portnumber;
479 * Disable scary things which shouldn't be enabled for simple
480 * things like SCP and SFTP: agent forwarding, port forwarding,
485 cfg.portfwd[0] = cfg.portfwd[1] = '\0';
488 * Attempt to start the SFTP subsystem as a first choice,
489 * falling back to the provided scp command if that fails.
491 strcpy(cfg.remote_cmd, "sftp");
492 cfg.ssh_subsys = TRUE;
493 cfg.remote_cmd_ptr2 = cmd;
494 cfg.ssh_subsys2 = FALSE;
499 err = back->init(cfg.host, cfg.port, &realhost, 0);
501 bump("ssh_init: %s", err);
503 if (verbose && realhost != NULL)
504 tell_user(stderr, "Connected to %s\n", realhost);
509 * Update statistic information about current file.
511 static void print_stats(char *name, unsigned long size, unsigned long done,
512 time_t start, time_t now)
521 elap = (unsigned long) difftime(now, start);
524 ratebs = (float) done / elap;
526 ratebs = (float) done;
531 eta = (unsigned long) ((size - done) / ratebs);
532 sprintf(etastr, "%02ld:%02ld:%02ld",
533 eta / 3600, (eta % 3600) / 60, eta % 60);
535 pct = (int) (100 * (done * 1.0 / size));
538 /* GUI Adaptation - Sept 2000 */
539 gui_update_stats(name, size, pct, elap, done, eta,
540 (unsigned long) ratebs);
542 len = printf("\r%-25.25s | %10ld kB | %5.1f kB/s | ETA: %8s | %3d%%",
543 name, done / 1024, ratebs / 1024.0, etastr, pct);
544 if (len < prev_stats_len)
545 printf("%*s", prev_stats_len - len, "");
546 prev_stats_len = len;
554 * Find a colon in str and return a pointer to the colon.
555 * This is used to separate hostname from filename.
557 static char *colon(char *str)
559 /* We ignore a leading colon, since the hostname cannot be
560 empty. We also ignore a colon as second character because
561 of filenames like f:myfile.txt. */
562 if (str[0] == '\0' || str[0] == ':' || str[1] == ':')
564 while (*str != '\0' && *str != ':' && *str != '/' && *str != '\\')
573 * Return a pointer to the portion of str that comes after the last
574 * slash (or backslash or colon, if `local' is TRUE).
576 static char *stripslashes(char *str, int local)
581 p = strchr(str, ':');
585 p = strrchr(str, '/');
589 p = strrchr(str, '\\');
597 * Determine whether a string is entirely composed of dots.
599 static int is_dots(char *str)
601 return str[strspn(str, ".")] == '\0';
605 * Wait for a response from the other side.
606 * Return 0 if ok, -1 if error.
608 static int response(void)
610 char ch, resp, rbuf[2048];
613 if (ssh_scp_recv(&resp, 1) <= 0)
614 bump("Lost connection");
624 case 2: /* fatal error */
626 if (ssh_scp_recv(&ch, 1) <= 0)
627 bump("Protocol error: Lost connection");
629 } while (p < sizeof(rbuf) && ch != '\n');
632 tell_user(stderr, "%s\n", rbuf);
640 int sftp_recvdata(char *buf, int len)
642 return ssh_scp_recv(buf, len);
644 int sftp_senddata(char *buf, int len)
646 back->send((unsigned char *) buf, len);
650 /* ----------------------------------------------------------------------
651 * sftp-based replacement for the hacky `pscp -ls'.
653 static int sftp_ls_compare(const void *av, const void *bv)
655 const struct fxp_name *a = (const struct fxp_name *) av;
656 const struct fxp_name *b = (const struct fxp_name *) bv;
657 return strcmp(a->filename, b->filename);
659 void scp_sftp_listdir(char *dirname)
661 struct fxp_handle *dirh;
662 struct fxp_names *names;
663 struct fxp_name *ournames;
664 int nnames, namesize;
667 printf("Listing directory %s\n", dirname);
669 dirh = fxp_opendir(dirname);
671 printf("Unable to open %s: %s\n", dirname, fxp_error());
673 nnames = namesize = 0;
678 names = fxp_readdir(dirh);
680 if (fxp_error_type() == SSH_FX_EOF)
682 printf("Reading directory %s: %s\n", dirname, fxp_error());
685 if (names->nnames == 0) {
686 fxp_free_names(names);
690 if (nnames + names->nnames >= namesize) {
691 namesize += names->nnames + 128;
693 srealloc(ournames, namesize * sizeof(*ournames));
696 for (i = 0; i < names->nnames; i++)
697 ournames[nnames++] = names->names[i];
699 names->nnames = 0; /* prevent free_names */
700 fxp_free_names(names);
705 * Now we have our filenames. Sort them by actual file
706 * name, and then output the longname parts.
708 qsort(ournames, nnames, sizeof(*ournames), sftp_ls_compare);
713 for (i = 0; i < nnames; i++)
714 printf("%s\n", ournames[i].longname);
718 /* ----------------------------------------------------------------------
719 * Helper routines that contain the actual SCP protocol elements,
720 * implemented both as SCP1 and SFTP.
723 static struct scp_sftp_dirstack {
724 struct scp_sftp_dirstack *next;
725 struct fxp_name *names;
726 int namepos, namelen;
729 int matched_something; /* wildcard match set was non-empty */
730 } *scp_sftp_dirstack_head;
731 static char *scp_sftp_remotepath, *scp_sftp_currentname;
732 static char *scp_sftp_wildcard;
733 static int scp_sftp_targetisdir, scp_sftp_donethistarget;
734 static int scp_sftp_preserve, scp_sftp_recursive;
735 static unsigned long scp_sftp_mtime, scp_sftp_atime;
736 static int scp_has_times;
737 static struct fxp_handle *scp_sftp_filehandle;
738 static uint64 scp_sftp_fileoffset;
740 void scp_source_setup(char *target, int shouldbedir)
744 * Find out whether the target filespec is in fact a
747 struct fxp_attrs attrs;
749 if (!fxp_stat(target, &attrs) ||
750 !(attrs.flags & SSH_FILEXFER_ATTR_PERMISSIONS))
751 scp_sftp_targetisdir = 0;
753 scp_sftp_targetisdir = (attrs.permissions & 0040000) != 0;
755 if (shouldbedir && !scp_sftp_targetisdir) {
756 bump("pscp: remote filespec %s: not a directory\n", target);
759 scp_sftp_remotepath = dupstr(target);
767 int scp_send_errmsg(char *str)
770 /* do nothing; we never need to send our errors to the server */
772 back->send("\001", 1); /* scp protocol error prefix */
773 back->send(str, strlen(str));
775 return 0; /* can't fail */
778 int scp_send_filetimes(unsigned long mtime, unsigned long atime)
781 scp_sftp_mtime = mtime;
782 scp_sftp_atime = atime;
787 sprintf(buf, "T%lu 0 %lu 0\n", mtime, atime);
788 back->send(buf, strlen(buf));
793 int scp_send_filename(char *name, unsigned long size, int modes)
797 if (scp_sftp_targetisdir) {
798 fullname = dupcat(scp_sftp_remotepath, "/", name, NULL);
800 fullname = dupstr(scp_sftp_remotepath);
802 scp_sftp_filehandle =
803 fxp_open(fullname, SSH_FXF_WRITE | SSH_FXF_CREAT | SSH_FXF_TRUNC);
804 if (!scp_sftp_filehandle) {
805 tell_user(stderr, "pscp: unable to open %s: %s",
806 fullname, fxp_error());
810 scp_sftp_fileoffset = uint64_make(0, 0);
815 sprintf(buf, "C%04o %lu ", modes, size);
816 back->send(buf, strlen(buf));
817 back->send(name, strlen(name));
823 int scp_send_filedata(char *data, int len)
826 if (!scp_sftp_filehandle) {
829 if (!fxp_write(scp_sftp_filehandle, data, scp_sftp_fileoffset, len)) {
830 tell_user(stderr, "error while writing: %s\n", fxp_error());
834 scp_sftp_fileoffset = uint64_add32(scp_sftp_fileoffset, len);
837 int bufsize = back->send(data, len);
840 * If the network transfer is backing up - that is, the
841 * remote site is not accepting data as fast as we can
842 * produce it - then we must loop on network events until
843 * we have space in the buffer again.
845 while (bufsize > MAX_SCP_BUFSIZE) {
846 if (!scp_process_network_event())
848 bufsize = back->sendbuffer();
855 int scp_send_finish(void)
858 struct fxp_attrs attrs;
859 if (!scp_sftp_filehandle) {
863 attrs.flags = SSH_FILEXFER_ATTR_ACMODTIME;
864 attrs.atime = scp_sftp_atime;
865 attrs.mtime = scp_sftp_mtime;
866 if (!fxp_fsetstat(scp_sftp_filehandle, attrs)) {
867 tell_user(stderr, "unable to set file times: %s\n", fxp_error());
871 fxp_close(scp_sftp_filehandle);
880 char *scp_save_remotepath(void)
883 return scp_sftp_remotepath;
888 void scp_restore_remotepath(char *data)
891 scp_sftp_remotepath = data;
894 int scp_send_dirname(char *name, int modes)
899 struct fxp_attrs attrs;
900 if (scp_sftp_targetisdir) {
901 fullname = dupcat(scp_sftp_remotepath, "/", name, NULL);
903 fullname = dupstr(scp_sftp_remotepath);
907 * We don't worry about whether we managed to create the
908 * directory, because if it exists already it's OK just to
909 * use it. Instead, we will stat it afterwards, and if it
910 * exists and is a directory we will assume we were either
911 * successful or it didn't matter.
913 if (!fxp_mkdir(fullname))
916 err = "server reported no error";
917 if (!fxp_stat(fullname, &attrs) ||
918 !(attrs.flags & SSH_FILEXFER_ATTR_PERMISSIONS) ||
919 !(attrs.permissions & 0040000)) {
920 tell_user(stderr, "unable to create directory %s: %s",
926 scp_sftp_remotepath = fullname;
931 sprintf(buf, "D%04o 0 ", modes);
932 back->send(buf, strlen(buf));
933 back->send(name, strlen(name));
939 int scp_send_enddir(void)
942 sfree(scp_sftp_remotepath);
945 back->send("E\n", 2);
951 * Yes, I know; I have an scp_sink_setup _and_ an scp_sink_init.
952 * That's bad. The difference is that scp_sink_setup is called once
953 * right at the start, whereas scp_sink_init is called to
954 * initialise every level of recursion in the protocol.
956 int scp_sink_setup(char *source, int preserve, int recursive)
961 * It's possible that the source string we've been given
962 * contains a wildcard. If so, we must split the directory
963 * away from the wildcard itself (throwing an error if any
964 * wildcardness comes before the final slash) and arrange
965 * things so that a dirstack entry will be set up.
967 newsource = smalloc(1+strlen(source));
968 if (!wc_unescape(newsource, source)) {
969 /* Yes, here we go; it's a wildcard. Bah. */
970 char *dupsource, *lastpart, *dirpart, *wildcard;
971 dupsource = dupstr(source);
972 lastpart = stripslashes(dupsource, 0);
973 wildcard = dupstr(lastpart);
975 if (*dupsource && dupsource[1]) {
977 * The remains of dupsource are at least two
978 * characters long, meaning the pathname wasn't
979 * empty or just `/'. Hence, we remove the trailing
983 } else if (!*dupsource) {
985 * The remains of dupsource are _empty_ - the whole
986 * pathname was a wildcard. Hence we need to
987 * replace it with ".".
990 dupsource = dupstr(".");
994 * Now we have separated our string into dupsource (the
995 * directory part) and wildcard. Both of these will
996 * need freeing at some point. Next step is to remove
997 * wildcard escapes from the directory part, throwing
998 * an error if it contains a real wildcard.
1000 dirpart = smalloc(1+strlen(dupsource));
1001 if (!wc_unescape(dirpart, dupsource)) {
1002 tell_user(stderr, "%s: multiple-level wildcards unsupported",
1012 * Now we have dirpart (unescaped, ie a valid remote
1013 * path), and wildcard (a wildcard). This will be
1014 * sufficient to arrange a dirstack entry.
1016 scp_sftp_remotepath = dirpart;
1017 scp_sftp_wildcard = wildcard;
1020 scp_sftp_remotepath = newsource;
1021 scp_sftp_wildcard = NULL;
1023 scp_sftp_preserve = preserve;
1024 scp_sftp_recursive = recursive;
1025 scp_sftp_donethistarget = 0;
1026 scp_sftp_dirstack_head = NULL;
1031 int scp_sink_init(void)
1039 #define SCP_SINK_FILE 1
1040 #define SCP_SINK_DIR 2
1041 #define SCP_SINK_ENDDIR 3
1042 #define SCP_SINK_RETRY 4 /* not an action; just try again */
1043 struct scp_sink_action {
1044 int action; /* FILE, DIR, ENDDIR */
1045 char *buf; /* will need freeing after use */
1046 char *name; /* filename or dirname (not ENDDIR) */
1047 int mode; /* access mode (not ENDDIR) */
1048 unsigned long size; /* file size (not ENDDIR) */
1049 int settime; /* 1 if atime and mtime are filled */
1050 unsigned long atime, mtime; /* access times for the file */
1053 int scp_get_sink_action(struct scp_sink_action *act)
1057 int must_free_fname;
1058 struct fxp_attrs attrs;
1061 if (!scp_sftp_dirstack_head) {
1062 if (!scp_sftp_donethistarget) {
1064 * Simple case: we are only dealing with one file.
1066 fname = scp_sftp_remotepath;
1067 must_free_fname = 0;
1068 scp_sftp_donethistarget = 1;
1071 * Even simpler case: one file _which we've done_.
1072 * Return 1 (finished).
1078 * We're now in the middle of stepping through a list
1079 * of names returned from fxp_readdir(); so let's carry
1082 struct scp_sftp_dirstack *head = scp_sftp_dirstack_head;
1083 while (head->namepos < head->namelen &&
1084 (is_dots(head->names[head->namepos].filename) ||
1086 !wc_match(head->wildcard,
1087 head->names[head->namepos].filename))))
1088 head->namepos++; /* skip . and .. */
1089 if (head->namepos < head->namelen) {
1090 head->matched_something = 1;
1091 fname = dupcat(head->dirpath, "/",
1092 head->names[head->namepos++].filename,
1094 must_free_fname = 1;
1097 * We've come to the end of the list; pop it off
1098 * the stack and return an ENDDIR action (or RETRY
1099 * if this was a wildcard match).
1101 if (head->wildcard) {
1102 act->action = SCP_SINK_RETRY;
1103 if (!head->matched_something) {
1104 tell_user(stderr, "pscp: wildcard '%s' matched "
1105 "no files", head->wildcard);
1108 sfree(head->wildcard);
1111 act->action = SCP_SINK_ENDDIR;
1114 sfree(head->dirpath);
1116 scp_sftp_dirstack_head = head->next;
1124 * Now we have a filename. Stat it, and see if it's a file
1127 ret = fxp_stat(fname, &attrs);
1128 if (!ret || !(attrs.flags & SSH_FILEXFER_ATTR_PERMISSIONS)) {
1129 tell_user(stderr, "unable to identify %s: %s", fname,
1130 ret ? "file type not supplied" : fxp_error());
1135 if (attrs.permissions & 0040000) {
1136 struct scp_sftp_dirstack *newitem;
1137 struct fxp_handle *dirhandle;
1138 int nnames, namesize;
1139 struct fxp_name *ournames;
1140 struct fxp_names *names;
1143 * It's a directory. If we're not in recursive mode,
1144 * this merits a complaint (which is fatal if the name
1145 * was specified directly, but not if it was matched by
1148 * We skip this complaint completely if
1149 * scp_sftp_wildcard is set, because that's an
1150 * indication that we're not actually supposed to
1151 * _recursively_ transfer the dir, just scan it for
1152 * things matching the wildcard.
1154 if (!scp_sftp_recursive && !scp_sftp_wildcard) {
1155 tell_user(stderr, "pscp: %s: is a directory", fname);
1157 if (must_free_fname) sfree(fname);
1158 if (scp_sftp_dirstack_head) {
1159 act->action = SCP_SINK_RETRY;
1167 * Otherwise, the fun begins. We must fxp_opendir() the
1168 * directory, slurp the filenames into memory, return
1169 * SCP_SINK_DIR (unless this is a wildcard match), and
1170 * set targetisdir. The next time we're called, we will
1171 * run through the list of filenames one by one,
1172 * matching them against a wildcard if present.
1174 * If targetisdir is _already_ set (meaning we're
1175 * already in the middle of going through another such
1176 * list), we must push the other (target,namelist) pair
1179 dirhandle = fxp_opendir(fname);
1181 tell_user(stderr, "scp: unable to open directory %s: %s",
1182 fname, fxp_error());
1183 if (must_free_fname) sfree(fname);
1187 nnames = namesize = 0;
1192 names = fxp_readdir(dirhandle);
1193 if (names == NULL) {
1194 if (fxp_error_type() == SSH_FX_EOF)
1196 tell_user(stderr, "scp: reading directory %s: %s\n",
1197 fname, fxp_error());
1198 if (must_free_fname) sfree(fname);
1203 if (names->nnames == 0) {
1204 fxp_free_names(names);
1207 if (nnames + names->nnames >= namesize) {
1208 namesize += names->nnames + 128;
1210 srealloc(ournames, namesize * sizeof(*ournames));
1212 for (i = 0; i < names->nnames; i++)
1213 ournames[nnames++] = names->names[i];
1214 names->nnames = 0; /* prevent free_names */
1215 fxp_free_names(names);
1217 fxp_close(dirhandle);
1219 newitem = smalloc(sizeof(struct scp_sftp_dirstack));
1220 newitem->next = scp_sftp_dirstack_head;
1221 newitem->names = ournames;
1222 newitem->namepos = 0;
1223 newitem->namelen = nnames;
1224 if (must_free_fname)
1225 newitem->dirpath = fname;
1227 newitem->dirpath = dupstr(fname);
1228 if (scp_sftp_wildcard) {
1229 newitem->wildcard = scp_sftp_wildcard;
1230 newitem->matched_something = 0;
1231 scp_sftp_wildcard = NULL;
1233 newitem->wildcard = NULL;
1235 scp_sftp_dirstack_head = newitem;
1237 if (newitem->wildcard) {
1238 act->action = SCP_SINK_RETRY;
1240 act->action = SCP_SINK_DIR;
1241 act->buf = dupstr(stripslashes(fname, 0));
1242 act->name = act->buf;
1243 act->size = 0; /* duhh, it's a directory */
1244 act->mode = 07777 & attrs.permissions;
1245 if (scp_sftp_preserve &&
1246 (attrs.flags & SSH_FILEXFER_ATTR_ACMODTIME)) {
1247 act->atime = attrs.atime;
1248 act->mtime = attrs.mtime;
1257 * It's a file. Return SCP_SINK_FILE.
1259 act->action = SCP_SINK_FILE;
1260 act->buf = dupstr(stripslashes(fname, 0));
1261 act->name = act->buf;
1262 if (attrs.flags & SSH_FILEXFER_ATTR_SIZE) {
1263 if (uint64_compare(attrs.size,
1264 uint64_make(0, ULONG_MAX)) > 0) {
1265 act->size = ULONG_MAX; /* *boggle* */
1267 act->size = attrs.size.lo;
1269 act->size = ULONG_MAX; /* no idea */
1270 act->mode = 07777 & attrs.permissions;
1271 if (scp_sftp_preserve &&
1272 (attrs.flags & SSH_FILEXFER_ATTR_ACMODTIME)) {
1273 act->atime = attrs.atime;
1274 act->mtime = attrs.mtime;
1278 if (must_free_fname)
1279 scp_sftp_currentname = fname;
1281 scp_sftp_currentname = dupstr(fname);
1296 if (ssh_scp_recv(&ch, 1) <= 0)
1299 bump("Protocol error: Unexpected newline");
1303 if (ssh_scp_recv(&ch, 1) <= 0)
1304 bump("Lost connection");
1307 act->buf = srealloc(act->buf, bufsize);
1310 } while (ch != '\n');
1311 act->buf[i - 1] = '\0';
1313 case '\01': /* error */
1314 tell_user(stderr, "%s\n", act->buf);
1316 continue; /* go round again */
1317 case '\02': /* fatal error */
1318 bump("%s", act->buf);
1321 act->action = SCP_SINK_ENDDIR;
1324 if (sscanf(act->buf, "%ld %*d %ld %*d",
1325 &act->mtime, &act->atime) == 2) {
1328 continue; /* go round again */
1330 bump("Protocol error: Illegal time format");
1333 act->action = (action == 'C' ? SCP_SINK_FILE : SCP_SINK_DIR);
1336 bump("Protocol error: Expected control record");
1339 * We will go round this loop only once, unless we hit
1346 * If we get here, we must have seen SCP_SINK_FILE or
1349 if (sscanf(act->buf, "%o %lu %n", &act->mode, &act->size, &i) != 2)
1350 bump("Protocol error: Illegal file descriptor format");
1351 act->name = act->buf + i;
1356 int scp_accept_filexfer(void)
1359 scp_sftp_filehandle =
1360 fxp_open(scp_sftp_currentname, SSH_FXF_READ);
1361 if (!scp_sftp_filehandle) {
1362 tell_user(stderr, "pscp: unable to open %s: %s",
1363 scp_sftp_currentname, fxp_error());
1367 scp_sftp_fileoffset = uint64_make(0, 0);
1368 sfree(scp_sftp_currentname);
1372 return 0; /* can't fail */
1376 int scp_recv_filedata(char *data, int len)
1379 int actuallen = fxp_read(scp_sftp_filehandle, data,
1380 scp_sftp_fileoffset, len);
1381 if (actuallen == -1 && fxp_error_type() != SSH_FX_EOF) {
1382 tell_user(stderr, "pscp: error while reading: %s", fxp_error());
1389 scp_sftp_fileoffset = uint64_add32(scp_sftp_fileoffset, actuallen);
1393 return ssh_scp_recv(data, len);
1397 int scp_finish_filerecv(void)
1400 fxp_close(scp_sftp_filehandle);
1408 /* ----------------------------------------------------------------------
1409 * Send an error message to the other side and to the screen.
1410 * Increment error counter.
1412 static void run_err(const char *fmt, ...)
1418 strcpy(str, "scp: ");
1419 vsprintf(str + strlen(str), fmt, ap);
1421 scp_send_errmsg(str);
1422 tell_user(stderr, "%s", str);
1427 * Execute the source part of the SCP protocol.
1429 static void source(char *src)
1436 unsigned long stat_bytes;
1437 time_t stat_starttime, stat_lasttime;
1439 attr = GetFileAttributes(src);
1440 if (attr == (DWORD) - 1) {
1441 run_err("%s: No such file or directory", src);
1445 if ((attr & FILE_ATTRIBUTE_DIRECTORY) != 0) {
1448 * Avoid . and .. directories.
1451 p = strrchr(src, '/');
1453 p = strrchr(src, '\\');
1458 if (!strcmp(p, ".") || !strcmp(p, ".."))
1459 /* skip . and .. */ ;
1463 run_err("%s: not a regular file", src);
1468 if ((last = strrchr(src, '/')) == NULL)
1472 if (strrchr(last, '\\') != NULL)
1473 last = strrchr(last, '\\') + 1;
1474 if (last == src && strchr(src, ':') != NULL)
1475 last = strchr(src, ':') + 1;
1477 f = CreateFile(src, GENERIC_READ, FILE_SHARE_READ, NULL,
1478 OPEN_EXISTING, 0, 0);
1479 if (f == INVALID_HANDLE_VALUE) {
1480 run_err("%s: Cannot open file", src);
1485 FILETIME actime, wrtime;
1486 unsigned long mtime, atime;
1487 GetFileTime(f, NULL, &actime, &wrtime);
1488 TIME_WIN_TO_POSIX(actime, atime);
1489 TIME_WIN_TO_POSIX(wrtime, mtime);
1490 if (scp_send_filetimes(mtime, atime))
1494 size = GetFileSize(f, NULL);
1496 tell_user(stderr, "Sending file %s, size=%lu", last, size);
1497 if (scp_send_filename(last, size, 0644))
1501 stat_starttime = time(NULL);
1504 for (i = 0; i < size; i += 4096) {
1505 char transbuf[4096];
1510 if (!ReadFile(f, transbuf, k, &j, NULL) || j != k) {
1513 bump("%s: Read error", src);
1515 if (scp_send_filedata(transbuf, k))
1516 bump("%s: Network error occurred", src);
1520 if (time(NULL) != stat_lasttime || i + k == size) {
1521 stat_lasttime = time(NULL);
1522 print_stats(last, size, stat_bytes,
1523 stat_starttime, stat_lasttime);
1530 (void) scp_send_finish();
1534 * Recursively send the contents of a directory.
1536 static void rsource(char *src)
1538 char *last, *findfile;
1541 WIN32_FIND_DATA fdat;
1544 if ((last = strrchr(src, '/')) == NULL)
1548 if (strrchr(last, '\\') != NULL)
1549 last = strrchr(last, '\\') + 1;
1550 if (last == src && strchr(src, ':') != NULL)
1551 last = strchr(src, ':') + 1;
1553 /* maybe send filetime */
1555 save_target = scp_save_remotepath();
1558 tell_user(stderr, "Entering directory: %s", last);
1559 if (scp_send_dirname(last, 0755))
1562 findfile = dupcat(src, "/*", NULL);
1563 dir = FindFirstFile(findfile, &fdat);
1564 ok = (dir != INVALID_HANDLE_VALUE);
1566 if (strcmp(fdat.cFileName, ".") == 0 ||
1567 strcmp(fdat.cFileName, "..") == 0) {
1568 /* ignore . and .. */
1570 char *foundfile = dupcat(src, "/", fdat.cFileName, NULL);
1574 ok = FindNextFile(dir, &fdat);
1579 (void) scp_send_enddir();
1581 scp_restore_remotepath(save_target);
1585 * Execute the sink part of the SCP protocol.
1587 static void sink(char *targ, char *src)
1594 unsigned long received;
1596 unsigned long stat_bytes;
1597 time_t stat_starttime, stat_lasttime;
1600 attr = GetFileAttributes(targ);
1601 if (attr != (DWORD) - 1 && (attr & FILE_ATTRIBUTE_DIRECTORY) != 0)
1604 if (targetshouldbedirectory && !targisdir)
1605 bump("%s: Not a directory", targ);
1609 struct scp_sink_action act;
1610 if (scp_get_sink_action(&act))
1613 if (act.action == SCP_SINK_ENDDIR)
1616 if (act.action == SCP_SINK_RETRY)
1621 * Prevent the remote side from maliciously writing to
1622 * files outside the target area by sending a filename
1623 * containing `../'. In fact, it shouldn't be sending
1624 * filenames with any slashes or colons in at all; so
1625 * we'll find the last slash, backslash or colon in the
1626 * filename and use only the part after that. (And
1629 * In addition, we also ensure here that if we're
1630 * copying a single file and the target is a directory
1631 * (common usage: `pscp host:filename .') the remote
1632 * can't send us a _different_ file name. We can
1633 * distinguish this case because `src' will be non-NULL
1634 * and the last component of that will fail to match
1635 * (the last component of) the name sent.
1637 * Well, not always; if `src' is a wildcard, we do
1638 * expect to get back filenames that don't correspond
1639 * exactly to it. Ideally in this case, we would like
1640 * to ensure that the returned filename actually
1641 * matches the wildcard pattern - but one of SCP's
1642 * protocol infelicities is that wildcard matching is
1643 * done at the server end _by the server's rules_ and
1644 * so in general this is infeasible. Hence, we only
1645 * accept filenames that don't correspond to `src' if
1646 * unsafe mode is enabled or we are using SFTP (which
1647 * resolves remote wildcards on the client side and can
1650 char *striptarget, *stripsrc;
1652 striptarget = stripslashes(act.name, 1);
1653 if (striptarget != act.name) {
1654 tell_user(stderr, "warning: remote host sent a compound"
1655 " pathname '%s'", act.name);
1656 tell_user(stderr, " renaming local file to '%s'",
1661 * Also check to see if the target filename is '.' or
1662 * '..', or indeed '...' and so on because Windows
1663 * appears to interpret those like '..'.
1665 if (is_dots(striptarget)) {
1666 bump("security violation: remote host attempted to write to"
1667 " a '.' or '..' path!");
1671 stripsrc = stripslashes(src, 1);
1672 if (strcmp(striptarget, stripsrc) &&
1673 !using_sftp && !scp_unsafe_mode) {
1674 tell_user(stderr, "warning: remote host tried to write "
1675 "to a file called '%s'", striptarget);
1676 tell_user(stderr, " when we requested a file "
1677 "called '%s'.", stripsrc);
1678 tell_user(stderr, " If this is a wildcard, "
1679 "consider upgrading to SSH 2 or using");
1680 tell_user(stderr, " the '-unsafe' option. Renaming"
1681 " of this file has been disallowed.");
1682 /* Override the name the server provided with our own. */
1683 striptarget = stripsrc;
1687 if (targ[0] != '\0')
1688 destfname = dupcat(targ, "\\", striptarget, NULL);
1690 destfname = dupstr(striptarget);
1693 * In this branch of the if, the target area is a
1694 * single file with an explicitly specified name in any
1695 * case, so there's no danger.
1697 destfname = dupstr(targ);
1699 attr = GetFileAttributes(destfname);
1700 exists = (attr != (DWORD) - 1);
1702 if (act.action == SCP_SINK_DIR) {
1703 if (exists && (attr & FILE_ATTRIBUTE_DIRECTORY) == 0) {
1704 run_err("%s: Not a directory", destfname);
1708 if (!CreateDirectory(destfname, NULL)) {
1709 run_err("%s: Cannot create directory", destfname);
1713 sink(destfname, NULL);
1714 /* can we set the timestamp for directories ? */
1718 f = CreateFile(destfname, GENERIC_WRITE, 0, NULL,
1719 CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0);
1720 if (f == INVALID_HANDLE_VALUE) {
1721 run_err("%s: Cannot create file", destfname);
1725 if (scp_accept_filexfer())
1729 stat_starttime = time(NULL);
1731 stat_name = stripslashes(destfname, 1);
1734 while (received < act.size) {
1735 char transbuf[4096];
1736 DWORD blksize, read, written;
1738 if (blksize > act.size - received)
1739 blksize = act.size - received;
1740 read = scp_recv_filedata(transbuf, blksize);
1742 bump("Lost connection");
1745 if (!WriteFile(f, transbuf, read, &written, NULL) ||
1748 /* FIXME: in sftp we can actually abort the transfer */
1750 printf("\r%-25.25s | %50s\n",
1752 "Write error.. waiting for end of file");
1757 if (time(NULL) > stat_lasttime ||
1758 received + read == act.size) {
1759 stat_lasttime = time(NULL);
1760 print_stats(stat_name, act.size, stat_bytes,
1761 stat_starttime, stat_lasttime);
1767 FILETIME actime, wrtime;
1768 TIME_POSIX_TO_WIN(act.atime, actime);
1769 TIME_POSIX_TO_WIN(act.mtime, wrtime);
1770 SetFileTime(f, NULL, &actime, &wrtime);
1775 run_err("%s: Write error", destfname);
1778 (void) scp_finish_filerecv();
1785 * We will copy local files to a remote server.
1787 static void toremote(int argc, char *argv[])
1789 char *src, *targ, *host, *user;
1793 targ = argv[argc - 1];
1795 /* Separate host from filename */
1799 bump("targ == NULL in toremote()");
1803 /* Substitute "." for emtpy target */
1805 /* Separate host and username */
1807 host = strrchr(host, '@');
1818 /* Find out if the source filespec covers multiple files
1819 if so, we should set the targetshouldbedirectory flag */
1821 WIN32_FIND_DATA fdat;
1822 if (colon(argv[0]) != NULL)
1823 bump("%s: Remote to remote not supported", argv[0]);
1824 fh = FindFirstFile(argv[0], &fdat);
1825 if (fh == INVALID_HANDLE_VALUE)
1826 bump("%s: No such file or directory\n", argv[0]);
1827 if (FindNextFile(fh, &fdat))
1828 targetshouldbedirectory = 1;
1832 cmd = smalloc(strlen(targ) + 100);
1833 sprintf(cmd, "scp%s%s%s%s -t %s",
1834 verbose ? " -v" : "",
1835 recursive ? " -r" : "",
1836 preserve ? " -p" : "",
1837 targetshouldbedirectory ? " -d" : "", targ);
1838 do_cmd(host, user, cmd);
1841 scp_source_setup(targ, targetshouldbedirectory);
1843 for (i = 0; i < argc - 1; i++) {
1844 char *srcpath, *last;
1846 WIN32_FIND_DATA fdat;
1848 if (colon(src) != NULL) {
1849 tell_user(stderr, "%s: Remote to remote not supported\n", src);
1855 * Trim off the last pathname component of `src', to
1856 * provide the base pathname which will be prepended to
1857 * filenames returned from Find{First,Next}File.
1859 srcpath = dupstr(src);
1860 last = stripslashes(srcpath, 1);
1863 dir = FindFirstFile(src, &fdat);
1864 if (dir == INVALID_HANDLE_VALUE) {
1865 run_err("%s: No such file or directory", src);
1871 * Ensure that . and .. are never matched by wildcards,
1872 * but only by deliberate action.
1874 if (!strcmp(fdat.cFileName, ".") ||
1875 !strcmp(fdat.cFileName, "..")) {
1877 * Find*File has returned a special dir. We require
1878 * that _either_ `src' ends in a backslash followed
1879 * by that string, _or_ `src' is precisely that
1882 int len = strlen(src), dlen = strlen(fdat.cFileName);
1883 if (len == dlen && !strcmp(src, fdat.cFileName)) {
1885 } else if (len > dlen + 1 && src[len - dlen - 1] == '\\' &&
1886 !strcmp(src + len - dlen, fdat.cFileName)) {
1889 continue; /* ignore this one */
1891 filename = dupcat(srcpath, fdat.cFileName, NULL);
1894 } while (FindNextFile(dir, &fdat));
1901 * We will copy files from a remote server to the local machine.
1903 static void tolocal(int argc, char *argv[])
1905 char *src, *targ, *host, *user;
1909 bump("More than one remote source not supported");
1914 /* Separate host from filename */
1918 bump("Local to local copy not supported");
1922 /* Substitute "." for empty filename */
1924 /* Separate username and hostname */
1926 host = strrchr(host, '@');
1936 cmd = smalloc(strlen(src) + 100);
1937 sprintf(cmd, "scp%s%s%s%s -f %s",
1938 verbose ? " -v" : "",
1939 recursive ? " -r" : "",
1940 preserve ? " -p" : "",
1941 targetshouldbedirectory ? " -d" : "", src);
1942 do_cmd(host, user, cmd);
1945 if (scp_sink_setup(src, preserve, recursive))
1952 * We will issue a list command to get a remote directory.
1954 static void get_dir_list(int argc, char *argv[])
1956 char *src, *host, *user;
1962 /* Separate host from filename */
1966 bump("Local to local copy not supported");
1970 /* Substitute "." for empty filename */
1972 /* Separate username and hostname */
1974 host = strrchr(host, '@');
1984 cmd = smalloc(4 * strlen(src) + 100);
1985 strcpy(cmd, "ls -la '");
1986 p = cmd + strlen(cmd);
1987 for (q = src; *q; q++) {
2000 do_cmd(host, user, cmd);
2004 scp_sftp_listdir(src);
2006 while (ssh_scp_recv(&c, 1) > 0)
2007 tell_char(stdout, c);
2012 * Initialize the Win$ock driver.
2014 static void init_winsock(void)
2019 winsock_ver = MAKEWORD(1, 1);
2020 if (WSAStartup(winsock_ver, &wsadata))
2021 bump("Unable to initialise WinSock");
2022 if (LOBYTE(wsadata.wVersion) != 1 || HIBYTE(wsadata.wVersion) != 1)
2023 bump("WinSock version is incompatible with 1.1");
2027 * Short description of parameters.
2029 static void usage(void)
2031 printf("PuTTY Secure Copy client\n");
2032 printf("%s\n", ver);
2033 printf("Usage: pscp [options] [user@]host:source target\n");
2035 (" pscp [options] source [source...] [user@]host:target\n");
2036 printf(" pscp [options] -ls user@host:filespec\n");
2037 printf("Options:\n");
2038 printf(" -p preserve file attributes\n");
2039 printf(" -q quiet, don't show statistics\n");
2040 printf(" -r copy directories recursively\n");
2041 printf(" -v show verbose messages\n");
2042 printf(" -P port connect to specified port\n");
2043 printf(" -pw passw login with specified password\n");
2044 printf(" -unsafe allow server-side wildcards (DANGEROUS)\n");
2047 * -gui is an internal option, used by GUI front ends to get
2048 * pscp to pass progress reports back to them. It's not an
2049 * ordinary user-accessible option, so it shouldn't be part of
2050 * the command-line help. The only people who need to know
2051 * about it are programmers, and they can read the source.
2054 (" -gui hWnd GUI mode with the windows handle for receiving messages\n");
2060 * Main program (no, really?)
2062 int main(int argc, char *argv[])
2066 default_protocol = PROT_TELNET;
2068 flags = FLAG_STDERR;
2069 ssh_get_line = &console_get_line;
2073 for (i = 1; i < argc; i++) {
2074 if (argv[i][0] != '-')
2076 if (strcmp(argv[i], "-v") == 0)
2077 verbose = 1, flags |= FLAG_VERBOSE;
2078 else if (strcmp(argv[i], "-r") == 0)
2080 else if (strcmp(argv[i], "-p") == 0)
2082 else if (strcmp(argv[i], "-q") == 0)
2084 else if (strcmp(argv[i], "-batch") == 0)
2085 console_batch_mode = 1;
2086 else if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i], "-?") == 0)
2088 else if (strcmp(argv[i], "-P") == 0 && i + 1 < argc)
2089 portnumber = atoi(argv[++i]);
2090 else if (strcmp(argv[i], "-pw") == 0 && i + 1 < argc)
2091 console_password = argv[++i];
2092 else if (strcmp(argv[i], "-gui") == 0 && i + 1 < argc) {
2093 gui_hwnd = argv[++i];
2095 console_batch_mode = TRUE;
2096 } else if (strcmp(argv[i], "-ls") == 0)
2098 else if (strcmp(argv[i], "-unsafe") == 0)
2099 scp_unsafe_mode = 1;
2100 else if (strcmp(argv[i], "--") == 0) {
2113 get_dir_list(argc, argv);
2120 targetshouldbedirectory = 1;
2122 if (colon(argv[argc - 1]) != NULL)
2123 toremote(argc, argv);
2125 tolocal(argc, argv);
2128 if (back != NULL && back->socket() != NULL) {
2130 back->special(TS_EOF);
2131 ssh_scp_recv(&ch, 1);
2136 /* GUI Adaptation - August 2000 */
2138 unsigned int msg_id = WM_RET_ERR_CNT;
2140 msg_id = WM_LS_RET_ERR_CNT;
2142 ((HWND) atoi(gui_hwnd), msg_id, (WPARAM) errs,
2143 0 /*lParam */ ))SleepEx(1000, TRUE);
2145 return (errs == 0 ? 0 : 1);