07d9aa13 |
1 | /* |
2 | * scp.c - Scp (Secure Copy) client for PuTTY. |
fb09bf1c |
3 | * Joris van Rantwijk, Simon Tatham |
07d9aa13 |
4 | * |
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. |
cc87246d |
7 | * |
8 | * Adaptations to enable connecting a GUI by L. Gunnarsson - Sept 2000 |
07d9aa13 |
9 | */ |
10 | |
07d9aa13 |
11 | #include <windows.h> |
4d331a77 |
12 | #ifndef AUTO_WINSOCK |
13 | #ifdef WINSOCK_TWO |
14 | #include <winsock2.h> |
15 | #else |
07d9aa13 |
16 | #include <winsock.h> |
4d331a77 |
17 | #endif |
18 | #endif |
07d9aa13 |
19 | #include <stdlib.h> |
20 | #include <stdio.h> |
21 | #include <string.h> |
fd5e5847 |
22 | #include <limits.h> |
07d9aa13 |
23 | #include <time.h> |
feb7fdfe |
24 | #include <assert.h> |
cc87246d |
25 | /* GUI Adaptation - Sept 2000 */ |
26 | #include <winuser.h> |
27 | #include <winbase.h> |
07d9aa13 |
28 | |
29 | #define PUTTY_DO_GLOBALS |
30 | #include "putty.h" |
fd5e5847 |
31 | #include "ssh.h" |
32 | #include "sftp.h" |
8c3cd914 |
33 | #include "winstuff.h" |
a9422f39 |
34 | #include "storage.h" |
07d9aa13 |
35 | |
07d9aa13 |
36 | #define TIME_POSIX_TO_WIN(t, ft) (*(LONGLONG*)&(ft) = \ |
c51a56e2 |
37 | ((LONGLONG) (t) + (LONGLONG) 11644473600) * (LONGLONG) 10000000) |
07d9aa13 |
38 | #define TIME_WIN_TO_POSIX(ft, t) ((t) = (unsigned long) \ |
c51a56e2 |
39 | ((*(LONGLONG*)&(ft)) / (LONGLONG) 10000000 - (LONGLONG) 11644473600)) |
07d9aa13 |
40 | |
cc87246d |
41 | /* GUI Adaptation - Sept 2000 */ |
42 | #define WM_APP_BASE 0x8000 |
43 | #define WM_STD_OUT_CHAR ( WM_APP_BASE+400 ) |
44 | #define WM_STD_ERR_CHAR ( WM_APP_BASE+401 ) |
45 | #define WM_STATS_CHAR ( WM_APP_BASE+402 ) |
46 | #define WM_STATS_SIZE ( WM_APP_BASE+403 ) |
47 | #define WM_STATS_PERCENT ( WM_APP_BASE+404 ) |
48 | #define WM_STATS_ELAPSED ( WM_APP_BASE+405 ) |
49 | #define WM_RET_ERR_CNT ( WM_APP_BASE+406 ) |
50 | #define WM_LS_RET_ERR_CNT ( WM_APP_BASE+407 ) |
51 | |
2bc6a386 |
52 | static int list = 0; |
fb09bf1c |
53 | static int verbose = 0; |
07d9aa13 |
54 | static int recursive = 0; |
55 | static int preserve = 0; |
56 | static int targetshouldbedirectory = 0; |
57 | static int statistics = 1; |
b8a19193 |
58 | static int portnumber = 0; |
b1daf518 |
59 | static int prev_stats_len = 0; |
cd1f39ab |
60 | static int scp_unsafe_mode = 0; |
b8a19193 |
61 | static char *password = NULL; |
07d9aa13 |
62 | static int errs = 0; |
cc87246d |
63 | /* GUI Adaptation - Sept 2000 */ |
64 | #define NAME_STR_MAX 2048 |
32874aea |
65 | static char statname[NAME_STR_MAX + 1]; |
cc87246d |
66 | static unsigned long statsize = 0; |
67 | static int statperct = 0; |
90a14a09 |
68 | static unsigned long statelapsed = 0; |
cc87246d |
69 | static int gui_mode = 0; |
70 | static char *gui_hwnd = NULL; |
fd5e5847 |
71 | static int using_sftp = 0; |
07d9aa13 |
72 | |
73 | static void source(char *src); |
74 | static void rsource(char *src); |
ca2d5943 |
75 | static void sink(char *targ, char *src); |
cc87246d |
76 | /* GUI Adaptation - Sept 2000 */ |
32874aea |
77 | static void tell_char(FILE * stream, char c); |
78 | static void tell_str(FILE * stream, char *str); |
79 | static void tell_user(FILE * stream, char *fmt, ...); |
90a14a09 |
80 | static void gui_update_stats(char *name, unsigned long size, |
32874aea |
81 | int percentage, unsigned long elapsed); |
07d9aa13 |
82 | |
5471d09a |
83 | /* |
84 | * The maximum amount of queued data we accept before we stop and |
85 | * wait for the server to process some. |
86 | */ |
87 | #define MAX_SCP_BUFSIZE 16384 |
88 | |
32874aea |
89 | void logevent(char *string) |
90 | { |
91 | } |
a9422f39 |
92 | |
32874aea |
93 | void ldisc_send(char *buf, int len) |
94 | { |
feb7fdfe |
95 | /* |
96 | * This is only here because of the calls to ldisc_send(NULL, |
97 | * 0) in ssh.c. Nothing in PSCP actually needs to use the ldisc |
98 | * as an ldisc. So if we get called with any real data, I want |
99 | * to know about it. |
100 | */ |
101 | assert(len == 0); |
102 | } |
103 | |
a9422f39 |
104 | void verify_ssh_host_key(char *host, int port, char *keytype, |
32874aea |
105 | char *keystr, char *fingerprint) |
106 | { |
a9422f39 |
107 | int ret; |
d0718310 |
108 | HANDLE hin; |
109 | DWORD savemode, i; |
a9422f39 |
110 | |
111 | static const char absentmsg[] = |
32874aea |
112 | "The server's host key is not cached in the registry. You\n" |
113 | "have no guarantee that the server is the computer you\n" |
114 | "think it is.\n" |
115 | "The server's key fingerprint is:\n" |
116 | "%s\n" |
117 | "If you trust this host, enter \"y\" to add the key to\n" |
118 | "PuTTY's cache and carry on connecting.\n" |
d0718310 |
119 | "If you want to carry on connecting just once, without\n" |
120 | "adding the key to the cache, enter \"n\".\n" |
121 | "If you do not trust this host, press Return to abandon the\n" |
122 | "connection.\n" |
123 | "Store key in cache? (y/n) "; |
a9422f39 |
124 | |
125 | static const char wrongmsg[] = |
32874aea |
126 | "WARNING - POTENTIAL SECURITY BREACH!\n" |
127 | "The server's host key does not match the one PuTTY has\n" |
128 | "cached in the registry. This means that either the\n" |
129 | "server administrator has changed the host key, or you\n" |
130 | "have actually connected to another computer pretending\n" |
131 | "to be the server.\n" |
132 | "The new key fingerprint is:\n" |
133 | "%s\n" |
134 | "If you were expecting this change and trust the new key,\n" |
d0718310 |
135 | "enter \"y\" to update PuTTY's cache and continue connecting.\n" |
32874aea |
136 | "If you want to carry on connecting but without updating\n" |
d0718310 |
137 | "the cache, enter \"n\".\n" |
32874aea |
138 | "If you want to abandon the connection completely, press\n" |
139 | "Return to cancel. Pressing Return is the ONLY guaranteed\n" |
140 | "safe choice.\n" |
141 | "Update cached key? (y/n, Return cancels connection) "; |
a9422f39 |
142 | |
143 | static const char abandoned[] = "Connection abandoned.\n"; |
144 | |
145 | char line[32]; |
146 | |
147 | /* |
148 | * Verify the key against the registry. |
149 | */ |
150 | ret = verify_host_key(host, port, keytype, keystr); |
151 | |
32874aea |
152 | if (ret == 0) /* success - key matched OK */ |
153 | return; |
d0718310 |
154 | |
32874aea |
155 | if (ret == 2) { /* key was different */ |
156 | fprintf(stderr, wrongmsg, fingerprint); |
b4453f49 |
157 | fflush(stderr); |
a9422f39 |
158 | } |
32874aea |
159 | if (ret == 1) { /* key was absent */ |
160 | fprintf(stderr, absentmsg, fingerprint); |
d0718310 |
161 | fflush(stderr); |
162 | } |
163 | |
164 | hin = GetStdHandle(STD_INPUT_HANDLE); |
165 | GetConsoleMode(hin, &savemode); |
166 | SetConsoleMode(hin, (savemode | ENABLE_ECHO_INPUT | |
167 | ENABLE_PROCESSED_INPUT | ENABLE_LINE_INPUT)); |
168 | ReadFile(hin, line, sizeof(line) - 1, &i, NULL); |
169 | SetConsoleMode(hin, savemode); |
170 | |
171 | if (line[0] != '\0' && line[0] != '\r' && line[0] != '\n') { |
172 | if (line[0] == 'y' || line[0] == 'Y') |
32874aea |
173 | store_host_key(host, port, keytype, keystr); |
d0718310 |
174 | } else { |
175 | fprintf(stderr, abandoned); |
176 | exit(0); |
a9422f39 |
177 | } |
178 | } |
fb09bf1c |
179 | |
ca20bfcf |
180 | /* |
181 | * Ask whether the selected cipher is acceptable (since it was |
182 | * below the configured 'warn' threshold). |
183 | * cs: 0 = both ways, 1 = client->server, 2 = server->client |
184 | */ |
185 | void askcipher(char *ciphername, int cs) |
186 | { |
187 | HANDLE hin; |
188 | DWORD savemode, i; |
189 | |
190 | static const char msg[] = |
191 | "The first %scipher supported by the server is\n" |
192 | "%s, which is below the configured warning threshold.\n" |
193 | "Continue with connection? (y/n) "; |
194 | static const char abandoned[] = "Connection abandoned.\n"; |
195 | |
196 | char line[32]; |
197 | |
198 | fprintf(stderr, msg, |
199 | (cs == 0) ? "" : |
200 | (cs == 1) ? "client-to-server " : |
201 | "server-to-client ", |
202 | ciphername); |
203 | fflush(stderr); |
204 | |
205 | hin = GetStdHandle(STD_INPUT_HANDLE); |
206 | GetConsoleMode(hin, &savemode); |
207 | SetConsoleMode(hin, (savemode | ENABLE_ECHO_INPUT | |
208 | ENABLE_PROCESSED_INPUT | ENABLE_LINE_INPUT)); |
209 | ReadFile(hin, line, sizeof(line) - 1, &i, NULL); |
210 | SetConsoleMode(hin, savemode); |
211 | |
212 | if (line[0] == 'y' || line[0] == 'Y') { |
213 | return; |
214 | } else { |
215 | fprintf(stderr, abandoned); |
216 | exit(0); |
217 | } |
218 | } |
219 | |
cc87246d |
220 | /* GUI Adaptation - Sept 2000 */ |
75cab814 |
221 | static void send_msg(HWND h, UINT message, WPARAM wParam) |
cc87246d |
222 | { |
32874aea |
223 | while (!PostMessage(h, message, wParam, 0)) |
224 | SleepEx(1000, TRUE); |
cc87246d |
225 | } |
226 | |
32874aea |
227 | static void tell_char(FILE * stream, char c) |
cc87246d |
228 | { |
229 | if (!gui_mode) |
230 | fputc(c, stream); |
32874aea |
231 | else { |
cc87246d |
232 | unsigned int msg_id = WM_STD_OUT_CHAR; |
32874aea |
233 | if (stream == stderr) |
234 | msg_id = WM_STD_ERR_CHAR; |
235 | send_msg((HWND) atoi(gui_hwnd), msg_id, (WPARAM) c); |
cc87246d |
236 | } |
237 | } |
238 | |
32874aea |
239 | static void tell_str(FILE * stream, char *str) |
cc87246d |
240 | { |
241 | unsigned int i; |
242 | |
32874aea |
243 | for (i = 0; i < strlen(str); ++i) |
cc87246d |
244 | tell_char(stream, str[i]); |
245 | } |
246 | |
32874aea |
247 | static void tell_user(FILE * stream, char *fmt, ...) |
cc87246d |
248 | { |
32874aea |
249 | char str[0x100]; /* Make the size big enough */ |
cc87246d |
250 | va_list ap; |
251 | va_start(ap, fmt); |
252 | vsprintf(str, fmt, ap); |
253 | va_end(ap); |
254 | strcat(str, "\n"); |
255 | tell_str(stream, str); |
256 | } |
257 | |
32874aea |
258 | static void gui_update_stats(char *name, unsigned long size, |
259 | int percentage, unsigned long elapsed) |
cc87246d |
260 | { |
261 | unsigned int i; |
262 | |
32874aea |
263 | if (strcmp(name, statname) != 0) { |
264 | for (i = 0; i < strlen(name); ++i) |
265 | send_msg((HWND) atoi(gui_hwnd), WM_STATS_CHAR, |
266 | (WPARAM) name[i]); |
267 | send_msg((HWND) atoi(gui_hwnd), WM_STATS_CHAR, (WPARAM) '\n'); |
268 | strcpy(statname, name); |
cc87246d |
269 | } |
32874aea |
270 | if (statsize != size) { |
271 | send_msg((HWND) atoi(gui_hwnd), WM_STATS_SIZE, (WPARAM) size); |
cc87246d |
272 | statsize = size; |
273 | } |
32874aea |
274 | if (statelapsed != elapsed) { |
275 | send_msg((HWND) atoi(gui_hwnd), WM_STATS_ELAPSED, |
276 | (WPARAM) elapsed); |
cc87246d |
277 | statelapsed = elapsed; |
278 | } |
32874aea |
279 | if (statperct != percentage) { |
280 | send_msg((HWND) atoi(gui_hwnd), WM_STATS_PERCENT, |
281 | (WPARAM) percentage); |
cc87246d |
282 | statperct = percentage; |
283 | } |
284 | } |
285 | |
fb09bf1c |
286 | /* |
07d9aa13 |
287 | * Print an error message and perform a fatal exit. |
288 | */ |
289 | void fatalbox(char *fmt, ...) |
290 | { |
32874aea |
291 | char str[0x100]; /* Make the size big enough */ |
c51a56e2 |
292 | va_list ap; |
293 | va_start(ap, fmt); |
120e4b40 |
294 | strcpy(str, "Fatal: "); |
32874aea |
295 | vsprintf(str + strlen(str), fmt, ap); |
c51a56e2 |
296 | va_end(ap); |
cc87246d |
297 | strcat(str, "\n"); |
298 | tell_str(stderr, str); |
2bc6a386 |
299 | errs++; |
300 | |
301 | if (gui_mode) { |
302 | unsigned int msg_id = WM_RET_ERR_CNT; |
303 | if (list) |
304 | msg_id = WM_LS_RET_ERR_CNT; |
305 | while (!PostMessage |
306 | ((HWND) atoi(gui_hwnd), msg_id, (WPARAM) errs, |
307 | 0 /*lParam */ ))SleepEx(1000, TRUE); |
308 | } |
cc87246d |
309 | |
c51a56e2 |
310 | exit(1); |
07d9aa13 |
311 | } |
8d5de777 |
312 | void connection_fatal(char *fmt, ...) |
313 | { |
32874aea |
314 | char str[0x100]; /* Make the size big enough */ |
8d5de777 |
315 | va_list ap; |
316 | va_start(ap, fmt); |
120e4b40 |
317 | strcpy(str, "Fatal: "); |
32874aea |
318 | vsprintf(str + strlen(str), fmt, ap); |
8d5de777 |
319 | va_end(ap); |
320 | strcat(str, "\n"); |
321 | tell_str(stderr, str); |
2bc6a386 |
322 | errs++; |
323 | |
324 | if (gui_mode) { |
325 | unsigned int msg_id = WM_RET_ERR_CNT; |
326 | if (list) |
327 | msg_id = WM_LS_RET_ERR_CNT; |
328 | while (!PostMessage |
329 | ((HWND) atoi(gui_hwnd), msg_id, (WPARAM) errs, |
330 | 0 /*lParam */ ))SleepEx(1000, TRUE); |
331 | } |
8d5de777 |
332 | |
333 | exit(1); |
334 | } |
07d9aa13 |
335 | |
07d9aa13 |
336 | /* |
8df7a775 |
337 | * Be told what socket we're supposed to be using. |
338 | */ |
339 | static SOCKET scp_ssh_socket; |
32874aea |
340 | char *do_select(SOCKET skt, int startup) |
341 | { |
8df7a775 |
342 | if (startup) |
343 | scp_ssh_socket = skt; |
344 | else |
345 | scp_ssh_socket = INVALID_SOCKET; |
346 | return NULL; |
347 | } |
348 | extern int select_result(WPARAM, LPARAM); |
349 | |
350 | /* |
3bdaf79d |
351 | * Receive a block of data from the SSH link. Block until all data |
352 | * is available. |
353 | * |
354 | * To do this, we repeatedly call the SSH protocol module, with our |
fe50e814 |
355 | * own trap in from_backend() to catch the data that comes back. We |
356 | * do this until we have enough data. |
3bdaf79d |
357 | */ |
8df7a775 |
358 | |
32874aea |
359 | static unsigned char *outptr; /* where to put the data */ |
360 | static unsigned outlen; /* how much data required */ |
3bdaf79d |
361 | static unsigned char *pending = NULL; /* any spare data */ |
32874aea |
362 | static unsigned pendlen = 0, pendsize = 0; /* length and phys. size of buffer */ |
5471d09a |
363 | int from_backend(int is_stderr, char *data, int datalen) |
32874aea |
364 | { |
365 | unsigned char *p = (unsigned char *) data; |
366 | unsigned len = (unsigned) datalen; |
fe50e814 |
367 | |
3bdaf79d |
368 | /* |
fe50e814 |
369 | * stderr data is just spouted to local stderr and otherwise |
370 | * ignored. |
3bdaf79d |
371 | */ |
fe50e814 |
372 | if (is_stderr) { |
373 | fwrite(data, 1, len, stderr); |
5471d09a |
374 | return 0; |
fe50e814 |
375 | } |
3bdaf79d |
376 | |
377 | inbuf_head = 0; |
378 | |
379 | /* |
380 | * If this is before the real session begins, just return. |
381 | */ |
382 | if (!outptr) |
5471d09a |
383 | return 0; |
3bdaf79d |
384 | |
385 | if (outlen > 0) { |
32874aea |
386 | unsigned used = outlen; |
387 | if (used > len) |
388 | used = len; |
389 | memcpy(outptr, p, used); |
390 | outptr += used; |
391 | outlen -= used; |
392 | p += used; |
393 | len -= used; |
3bdaf79d |
394 | } |
395 | |
396 | if (len > 0) { |
32874aea |
397 | if (pendsize < pendlen + len) { |
398 | pendsize = pendlen + len + 4096; |
399 | pending = (pending ? srealloc(pending, pendsize) : |
400 | smalloc(pendsize)); |
401 | if (!pending) |
402 | fatalbox("Out of memory"); |
403 | } |
404 | memcpy(pending + pendlen, p, len); |
405 | pendlen += len; |
3bdaf79d |
406 | } |
5471d09a |
407 | |
408 | return 0; |
409 | } |
410 | static int scp_process_network_event(void) |
411 | { |
412 | fd_set readfds; |
413 | |
414 | FD_ZERO(&readfds); |
415 | FD_SET(scp_ssh_socket, &readfds); |
416 | if (select(1, &readfds, NULL, NULL, NULL) < 0) |
417 | return 0; /* doom */ |
418 | select_result((WPARAM) scp_ssh_socket, (LPARAM) FD_READ); |
419 | return 1; |
3bdaf79d |
420 | } |
32874aea |
421 | static int ssh_scp_recv(unsigned char *buf, int len) |
422 | { |
3bdaf79d |
423 | outptr = buf; |
424 | outlen = len; |
425 | |
426 | /* |
427 | * See if the pending-input block contains some of what we |
428 | * need. |
429 | */ |
430 | if (pendlen > 0) { |
32874aea |
431 | unsigned pendused = pendlen; |
432 | if (pendused > outlen) |
433 | pendused = outlen; |
3bdaf79d |
434 | memcpy(outptr, pending, pendused); |
32874aea |
435 | memmove(pending, pending + pendused, pendlen - pendused); |
3bdaf79d |
436 | outptr += pendused; |
437 | outlen -= pendused; |
32874aea |
438 | pendlen -= pendused; |
439 | if (pendlen == 0) { |
440 | pendsize = 0; |
441 | sfree(pending); |
442 | pending = NULL; |
443 | } |
444 | if (outlen == 0) |
445 | return len; |
3bdaf79d |
446 | } |
447 | |
448 | while (outlen > 0) { |
5471d09a |
449 | if (!scp_process_network_event()) |
32874aea |
450 | return 0; /* doom */ |
3bdaf79d |
451 | } |
452 | |
453 | return len; |
454 | } |
455 | |
456 | /* |
457 | * Loop through the ssh connection and authentication process. |
458 | */ |
32874aea |
459 | static void ssh_scp_init(void) |
460 | { |
8df7a775 |
461 | if (scp_ssh_socket == INVALID_SOCKET) |
3bdaf79d |
462 | return; |
463 | while (!back->sendok()) { |
32874aea |
464 | fd_set readfds; |
465 | FD_ZERO(&readfds); |
466 | FD_SET(scp_ssh_socket, &readfds); |
467 | if (select(1, &readfds, NULL, NULL, NULL) < 0) |
468 | return; /* doom */ |
469 | select_result((WPARAM) scp_ssh_socket, (LPARAM) FD_READ); |
3bdaf79d |
470 | } |
fd5e5847 |
471 | using_sftp = !ssh_fallback_cmd; |
3bdaf79d |
472 | } |
473 | |
474 | /* |
07d9aa13 |
475 | * Print an error message and exit after closing the SSH link. |
476 | */ |
477 | static void bump(char *fmt, ...) |
478 | { |
32874aea |
479 | char str[0x100]; /* Make the size big enough */ |
c51a56e2 |
480 | va_list ap; |
481 | va_start(ap, fmt); |
120e4b40 |
482 | strcpy(str, "Fatal: "); |
32874aea |
483 | vsprintf(str + strlen(str), fmt, ap); |
c51a56e2 |
484 | va_end(ap); |
cc87246d |
485 | strcat(str, "\n"); |
486 | tell_str(stderr, str); |
2bc6a386 |
487 | errs++; |
cc87246d |
488 | |
eba78553 |
489 | if (back != NULL && back->socket() != NULL) { |
c51a56e2 |
490 | char ch; |
3bdaf79d |
491 | back->special(TS_EOF); |
fb09bf1c |
492 | ssh_scp_recv(&ch, 1); |
c51a56e2 |
493 | } |
2bc6a386 |
494 | |
495 | if (gui_mode) { |
496 | unsigned int msg_id = WM_RET_ERR_CNT; |
497 | if (list) |
498 | msg_id = WM_LS_RET_ERR_CNT; |
499 | while (!PostMessage |
500 | ((HWND) atoi(gui_hwnd), msg_id, (WPARAM) errs, |
501 | 0 /*lParam */ ))SleepEx(1000, TRUE); |
502 | } |
503 | |
c51a56e2 |
504 | exit(1); |
07d9aa13 |
505 | } |
506 | |
fa17a66e |
507 | static int get_line(const char *prompt, char *str, int maxlen, int is_pw) |
07d9aa13 |
508 | { |
c51a56e2 |
509 | HANDLE hin, hout; |
fa17a66e |
510 | DWORD savemode, newmode, i; |
b8a19193 |
511 | |
fa17a66e |
512 | if (is_pw && password) { |
32874aea |
513 | static int tried_once = 0; |
514 | |
515 | if (tried_once) { |
516 | return 0; |
517 | } else { |
518 | strncpy(str, password, maxlen); |
519 | str[maxlen - 1] = '\0'; |
520 | tried_once = 1; |
521 | return 1; |
522 | } |
b8a19193 |
523 | } |
07d9aa13 |
524 | |
cc87246d |
525 | /* GUI Adaptation - Sept 2000 */ |
526 | if (gui_mode) { |
32874aea |
527 | if (maxlen > 0) |
528 | str[0] = '\0'; |
cc87246d |
529 | } else { |
530 | hin = GetStdHandle(STD_INPUT_HANDLE); |
531 | hout = GetStdHandle(STD_OUTPUT_HANDLE); |
532 | if (hin == INVALID_HANDLE_VALUE || hout == INVALID_HANDLE_VALUE) |
533 | bump("Cannot get standard input/output handles"); |
07d9aa13 |
534 | |
cc87246d |
535 | GetConsoleMode(hin, &savemode); |
32874aea |
536 | newmode = savemode | ENABLE_PROCESSED_INPUT | ENABLE_LINE_INPUT; |
537 | if (is_pw) |
538 | newmode &= ~ENABLE_ECHO_INPUT; |
539 | else |
540 | newmode |= ENABLE_ECHO_INPUT; |
541 | SetConsoleMode(hin, newmode); |
07d9aa13 |
542 | |
cc87246d |
543 | WriteFile(hout, prompt, strlen(prompt), &i, NULL); |
32874aea |
544 | ReadFile(hin, str, maxlen - 1, &i, NULL); |
07d9aa13 |
545 | |
cc87246d |
546 | SetConsoleMode(hin, savemode); |
07d9aa13 |
547 | |
32874aea |
548 | if ((int) i > maxlen) |
549 | i = maxlen - 1; |
550 | else |
551 | i = i - 2; |
cc87246d |
552 | str[i] = '\0'; |
07d9aa13 |
553 | |
fa17a66e |
554 | if (is_pw) |
32874aea |
555 | WriteFile(hout, "\r\n", 2, &i, NULL); |
cc87246d |
556 | } |
85ee8208 |
557 | |
558 | return 1; |
07d9aa13 |
559 | } |
560 | |
07d9aa13 |
561 | /* |
562 | * Open an SSH connection to user@host and execute cmd. |
563 | */ |
564 | static void do_cmd(char *host, char *user, char *cmd) |
565 | { |
c51a56e2 |
566 | char *err, *realhost; |
f5e6a5c6 |
567 | DWORD namelen; |
c51a56e2 |
568 | |
569 | if (host == NULL || host[0] == '\0') |
570 | bump("Empty host name"); |
571 | |
572 | /* Try to load settings for this host */ |
a9422f39 |
573 | do_defaults(host, &cfg); |
c51a56e2 |
574 | if (cfg.host[0] == '\0') { |
575 | /* No settings for this host; use defaults */ |
32874aea |
576 | do_defaults(NULL, &cfg); |
577 | strncpy(cfg.host, host, sizeof(cfg.host) - 1); |
578 | cfg.host[sizeof(cfg.host) - 1] = '\0'; |
c51a56e2 |
579 | cfg.port = 22; |
580 | } |
581 | |
582 | /* Set username */ |
583 | if (user != NULL && user[0] != '\0') { |
32874aea |
584 | strncpy(cfg.username, user, sizeof(cfg.username) - 1); |
585 | cfg.username[sizeof(cfg.username) - 1] = '\0'; |
c51a56e2 |
586 | } else if (cfg.username[0] == '\0') { |
f5e6a5c6 |
587 | namelen = 0; |
588 | if (GetUserName(user, &namelen) == FALSE) |
589 | bump("Empty user name"); |
93558b21 |
590 | user = smalloc(namelen * sizeof(char)); |
f5e6a5c6 |
591 | GetUserName(user, &namelen); |
32874aea |
592 | if (verbose) |
593 | tell_user(stderr, "Guessing user name: %s", user); |
594 | strncpy(cfg.username, user, sizeof(cfg.username) - 1); |
595 | cfg.username[sizeof(cfg.username) - 1] = '\0'; |
f5e6a5c6 |
596 | free(user); |
c51a56e2 |
597 | } |
598 | |
599 | if (cfg.protocol != PROT_SSH) |
600 | cfg.port = 22; |
601 | |
ed89e8a5 |
602 | if (portnumber) |
603 | cfg.port = portnumber; |
604 | |
fd5e5847 |
605 | /* |
606 | * Attempt to start the SFTP subsystem as a first choice, |
607 | * falling back to the provided scp command if that fails. |
608 | */ |
609 | strcpy(cfg.remote_cmd, "sftp"); |
610 | cfg.ssh_subsys = TRUE; |
611 | cfg.remote_cmd_ptr2 = cmd; |
612 | cfg.ssh_subsys2 = FALSE; |
3bdaf79d |
613 | cfg.nopty = TRUE; |
614 | |
615 | back = &ssh_backend; |
616 | |
8df7a775 |
617 | err = back->init(cfg.host, cfg.port, &realhost); |
c51a56e2 |
618 | if (err != NULL) |
619 | bump("ssh_init: %s", err); |
3bdaf79d |
620 | ssh_scp_init(); |
c51a56e2 |
621 | if (verbose && realhost != NULL) |
cc87246d |
622 | tell_user(stderr, "Connected to %s\n", realhost); |
6e1ebb76 |
623 | sfree(realhost); |
07d9aa13 |
624 | } |
625 | |
07d9aa13 |
626 | /* |
627 | * Update statistic information about current file. |
628 | */ |
629 | static void print_stats(char *name, unsigned long size, unsigned long done, |
32874aea |
630 | time_t start, time_t now) |
07d9aa13 |
631 | { |
c51a56e2 |
632 | float ratebs; |
633 | unsigned long eta; |
634 | char etastr[10]; |
635 | int pct; |
b1daf518 |
636 | int len; |
c51a56e2 |
637 | |
cc87246d |
638 | /* GUI Adaptation - Sept 2000 */ |
639 | if (gui_mode) |
32874aea |
640 | gui_update_stats(name, size, (int) (100 * (done * 1.0 / size)), |
641 | (unsigned long) difftime(now, start)); |
cc87246d |
642 | else { |
643 | if (now > start) |
644 | ratebs = (float) done / (now - start); |
645 | else |
646 | ratebs = (float) done; |
c51a56e2 |
647 | |
cc87246d |
648 | if (ratebs < 1.0) |
649 | eta = size - done; |
650 | else |
651 | eta = (unsigned long) ((size - done) / ratebs); |
652 | sprintf(etastr, "%02ld:%02ld:%02ld", |
653 | eta / 3600, (eta % 3600) / 60, eta % 60); |
c51a56e2 |
654 | |
cc87246d |
655 | pct = (int) (100.0 * (float) done / size); |
c51a56e2 |
656 | |
b1daf518 |
657 | len = printf("\r%-25.25s | %10ld kB | %5.1f kB/s | ETA: %8s | %3d%%", |
658 | name, done / 1024, ratebs / 1024.0, etastr, pct); |
659 | if (len < prev_stats_len) |
660 | printf("%*s", prev_stats_len - len, ""); |
661 | prev_stats_len = len; |
c51a56e2 |
662 | |
cc87246d |
663 | if (done == size) |
664 | printf("\n"); |
665 | } |
07d9aa13 |
666 | } |
667 | |
07d9aa13 |
668 | /* |
669 | * Find a colon in str and return a pointer to the colon. |
39ddf0ff |
670 | * This is used to separate hostname from filename. |
07d9aa13 |
671 | */ |
32874aea |
672 | static char *colon(char *str) |
07d9aa13 |
673 | { |
c51a56e2 |
674 | /* We ignore a leading colon, since the hostname cannot be |
32874aea |
675 | empty. We also ignore a colon as second character because |
676 | of filenames like f:myfile.txt. */ |
677 | if (str[0] == '\0' || str[0] == ':' || str[1] == ':') |
c51a56e2 |
678 | return (NULL); |
32874aea |
679 | while (*str != '\0' && *str != ':' && *str != '/' && *str != '\\') |
c51a56e2 |
680 | str++; |
681 | if (*str == ':') |
682 | return (str); |
683 | else |
684 | return (NULL); |
07d9aa13 |
685 | } |
686 | |
07d9aa13 |
687 | /* |
03f64569 |
688 | * Return a pointer to the portion of str that comes after the last |
4eb24e3a |
689 | * slash (or backslash, if `local' is TRUE). |
03f64569 |
690 | */ |
4eb24e3a |
691 | static char *stripslashes(char *str, int local) |
03f64569 |
692 | { |
693 | char *p; |
694 | |
695 | p = strrchr(str, '/'); |
696 | if (p) str = p+1; |
697 | |
4eb24e3a |
698 | if (local) { |
699 | p = strrchr(str, '\\'); |
700 | if (p) str = p+1; |
701 | } |
03f64569 |
702 | |
703 | return str; |
704 | } |
705 | |
706 | /* |
fd5e5847 |
707 | * Determine whether a string is entirely composed of dots. |
708 | */ |
709 | static int is_dots(char *str) |
710 | { |
711 | return str[strspn(str, ".")] == '\0'; |
712 | } |
713 | |
714 | /* |
07d9aa13 |
715 | * Wait for a response from the other side. |
716 | * Return 0 if ok, -1 if error. |
717 | */ |
718 | static int response(void) |
719 | { |
c51a56e2 |
720 | char ch, resp, rbuf[2048]; |
721 | int p; |
722 | |
fb09bf1c |
723 | if (ssh_scp_recv(&resp, 1) <= 0) |
c51a56e2 |
724 | bump("Lost connection"); |
725 | |
726 | p = 0; |
727 | switch (resp) { |
32874aea |
728 | case 0: /* ok */ |
c51a56e2 |
729 | return (0); |
730 | default: |
731 | rbuf[p++] = resp; |
732 | /* fallthrough */ |
32874aea |
733 | case 1: /* error */ |
734 | case 2: /* fatal error */ |
c51a56e2 |
735 | do { |
fb09bf1c |
736 | if (ssh_scp_recv(&ch, 1) <= 0) |
c51a56e2 |
737 | bump("Protocol error: Lost connection"); |
738 | rbuf[p++] = ch; |
739 | } while (p < sizeof(rbuf) && ch != '\n'); |
32874aea |
740 | rbuf[p - 1] = '\0'; |
c51a56e2 |
741 | if (resp == 1) |
cc87246d |
742 | tell_user(stderr, "%s\n", rbuf); |
c51a56e2 |
743 | else |
744 | bump("%s", rbuf); |
745 | errs++; |
746 | return (-1); |
747 | } |
07d9aa13 |
748 | } |
749 | |
fd5e5847 |
750 | int sftp_recvdata(char *buf, int len) |
751 | { |
752 | return ssh_scp_recv(buf, len); |
753 | } |
754 | int sftp_senddata(char *buf, int len) |
755 | { |
756 | back->send((unsigned char *) buf, len); |
757 | return 1; |
758 | } |
759 | |
760 | /* ---------------------------------------------------------------------- |
761 | * sftp-based replacement for the hacky `pscp -ls'. |
762 | */ |
763 | static int sftp_ls_compare(const void *av, const void *bv) |
764 | { |
765 | const struct fxp_name *a = (const struct fxp_name *) av; |
766 | const struct fxp_name *b = (const struct fxp_name *) bv; |
767 | return strcmp(a->filename, b->filename); |
768 | } |
769 | void scp_sftp_listdir(char *dirname) |
770 | { |
771 | struct fxp_handle *dirh; |
772 | struct fxp_names *names; |
773 | struct fxp_name *ournames; |
774 | int nnames, namesize; |
fd5e5847 |
775 | int i; |
776 | |
777 | printf("Listing directory %s\n", dirname); |
778 | |
779 | dirh = fxp_opendir(dirname); |
780 | if (dirh == NULL) { |
cdcbdf3b |
781 | printf("Unable to open %s: %s\n", dirname, fxp_error()); |
fd5e5847 |
782 | } else { |
783 | nnames = namesize = 0; |
784 | ournames = NULL; |
785 | |
786 | while (1) { |
787 | |
788 | names = fxp_readdir(dirh); |
789 | if (names == NULL) { |
790 | if (fxp_error_type() == SSH_FX_EOF) |
791 | break; |
cdcbdf3b |
792 | printf("Reading directory %s: %s\n", dirname, fxp_error()); |
fd5e5847 |
793 | break; |
794 | } |
795 | if (names->nnames == 0) { |
796 | fxp_free_names(names); |
797 | break; |
798 | } |
799 | |
800 | if (nnames + names->nnames >= namesize) { |
801 | namesize += names->nnames + 128; |
802 | ournames = |
803 | srealloc(ournames, namesize * sizeof(*ournames)); |
804 | } |
805 | |
806 | for (i = 0; i < names->nnames; i++) |
807 | ournames[nnames++] = names->names[i]; |
808 | |
809 | names->nnames = 0; /* prevent free_names */ |
810 | fxp_free_names(names); |
811 | } |
812 | fxp_close(dirh); |
813 | |
814 | /* |
815 | * Now we have our filenames. Sort them by actual file |
816 | * name, and then output the longname parts. |
817 | */ |
818 | qsort(ournames, nnames, sizeof(*ournames), sftp_ls_compare); |
819 | |
820 | /* |
821 | * And print them. |
822 | */ |
823 | for (i = 0; i < nnames; i++) |
824 | printf("%s\n", ournames[i].longname); |
825 | } |
826 | } |
827 | |
120e4b40 |
828 | /* ---------------------------------------------------------------------- |
829 | * Helper routines that contain the actual SCP protocol elements, |
fd5e5847 |
830 | * implemented both as SCP1 and SFTP. |
120e4b40 |
831 | */ |
832 | |
fd5e5847 |
833 | static struct scp_sftp_dirstack { |
834 | struct scp_sftp_dirstack *next; |
835 | struct fxp_name *names; |
836 | int namepos, namelen; |
837 | char *dirpath; |
4eb24e3a |
838 | char *wildcard; |
fd5e5847 |
839 | } *scp_sftp_dirstack_head; |
840 | static char *scp_sftp_remotepath, *scp_sftp_currentname; |
4eb24e3a |
841 | static char *scp_sftp_wildcard; |
fd5e5847 |
842 | static int scp_sftp_targetisdir, scp_sftp_donethistarget; |
843 | static int scp_sftp_preserve, scp_sftp_recursive; |
844 | static unsigned long scp_sftp_mtime, scp_sftp_atime; |
845 | static int scp_has_times; |
846 | static struct fxp_handle *scp_sftp_filehandle; |
847 | static uint64 scp_sftp_fileoffset; |
848 | |
849 | void scp_source_setup(char *target, int shouldbedir) |
850 | { |
851 | if (using_sftp) { |
852 | /* |
853 | * Find out whether the target filespec is in fact a |
854 | * directory. |
855 | */ |
856 | struct fxp_attrs attrs; |
857 | |
858 | if (!fxp_stat(target, &attrs) || |
859 | !(attrs.flags & SSH_FILEXFER_ATTR_PERMISSIONS)) |
860 | scp_sftp_targetisdir = 0; |
861 | else |
862 | scp_sftp_targetisdir = (attrs.permissions & 0040000) != 0; |
863 | |
864 | if (shouldbedir && !scp_sftp_targetisdir) { |
865 | bump("pscp: remote filespec %s: not a directory\n", target); |
866 | } |
867 | |
868 | scp_sftp_remotepath = dupstr(target); |
869 | |
870 | scp_has_times = 0; |
871 | } else { |
872 | (void) response(); |
873 | } |
874 | } |
875 | |
120e4b40 |
876 | int scp_send_errmsg(char *str) |
877 | { |
fd5e5847 |
878 | if (using_sftp) { |
879 | /* do nothing; we never need to send our errors to the server */ |
880 | } else { |
881 | back->send("\001", 1); /* scp protocol error prefix */ |
882 | back->send(str, strlen(str)); |
883 | } |
120e4b40 |
884 | return 0; /* can't fail */ |
885 | } |
886 | |
887 | int scp_send_filetimes(unsigned long mtime, unsigned long atime) |
888 | { |
fd5e5847 |
889 | if (using_sftp) { |
890 | scp_sftp_mtime = mtime; |
891 | scp_sftp_atime = atime; |
892 | scp_has_times = 1; |
893 | return 0; |
894 | } else { |
895 | char buf[80]; |
896 | sprintf(buf, "T%lu 0 %lu 0\n", mtime, atime); |
897 | back->send(buf, strlen(buf)); |
898 | return response(); |
899 | } |
120e4b40 |
900 | } |
901 | |
902 | int scp_send_filename(char *name, unsigned long size, int modes) |
903 | { |
fd5e5847 |
904 | if (using_sftp) { |
905 | char *fullname; |
906 | if (scp_sftp_targetisdir) { |
907 | fullname = dupcat(scp_sftp_remotepath, "/", name, NULL); |
908 | } else { |
909 | fullname = dupstr(scp_sftp_remotepath); |
910 | } |
911 | scp_sftp_filehandle = |
912 | fxp_open(fullname, SSH_FXF_WRITE | SSH_FXF_CREAT | SSH_FXF_TRUNC); |
913 | if (!scp_sftp_filehandle) { |
914 | tell_user(stderr, "pscp: unable to open %s: %s", |
915 | fullname, fxp_error()); |
916 | errs++; |
917 | return 1; |
918 | } |
919 | scp_sftp_fileoffset = uint64_make(0, 0); |
920 | sfree(fullname); |
921 | return 0; |
922 | } else { |
923 | char buf[40]; |
924 | sprintf(buf, "C%04o %lu ", modes, size); |
925 | back->send(buf, strlen(buf)); |
926 | back->send(name, strlen(name)); |
927 | back->send("\n", 1); |
928 | return response(); |
929 | } |
120e4b40 |
930 | } |
931 | |
932 | int scp_send_filedata(char *data, int len) |
933 | { |
fd5e5847 |
934 | if (using_sftp) { |
935 | if (!scp_sftp_filehandle) { |
936 | return 1; |
937 | } |
938 | if (!fxp_write(scp_sftp_filehandle, data, scp_sftp_fileoffset, len)) { |
939 | tell_user(stderr, "error while writing: %s\n", fxp_error()); |
940 | errs++; |
941 | return 1; |
942 | } |
943 | scp_sftp_fileoffset = uint64_add32(scp_sftp_fileoffset, len); |
944 | return 0; |
945 | } else { |
946 | int bufsize = back->send(data, len); |
120e4b40 |
947 | |
fd5e5847 |
948 | /* |
949 | * If the network transfer is backing up - that is, the |
950 | * remote site is not accepting data as fast as we can |
951 | * produce it - then we must loop on network events until |
952 | * we have space in the buffer again. |
953 | */ |
954 | while (bufsize > MAX_SCP_BUFSIZE) { |
955 | if (!scp_process_network_event()) |
956 | return 1; |
957 | bufsize = back->sendbuffer(); |
958 | } |
959 | |
960 | return 0; |
961 | } |
962 | } |
963 | |
964 | int scp_send_finish(void) |
965 | { |
966 | if (using_sftp) { |
967 | struct fxp_attrs attrs; |
968 | if (!scp_sftp_filehandle) { |
120e4b40 |
969 | return 1; |
fd5e5847 |
970 | } |
971 | if (scp_has_times) { |
972 | attrs.flags = SSH_FILEXFER_ATTR_ACMODTIME; |
973 | attrs.atime = scp_sftp_atime; |
974 | attrs.mtime = scp_sftp_mtime; |
975 | if (!fxp_fsetstat(scp_sftp_filehandle, attrs)) { |
976 | tell_user(stderr, "unable to set file times: %s\n", fxp_error()); |
977 | errs++; |
978 | } |
979 | } |
980 | fxp_close(scp_sftp_filehandle); |
981 | scp_has_times = 0; |
982 | return 0; |
983 | } else { |
984 | back->send("", 1); |
985 | return response(); |
120e4b40 |
986 | } |
fd5e5847 |
987 | } |
120e4b40 |
988 | |
fd5e5847 |
989 | char *scp_save_remotepath(void) |
990 | { |
991 | if (using_sftp) |
992 | return scp_sftp_remotepath; |
993 | else |
994 | return NULL; |
120e4b40 |
995 | } |
996 | |
fd5e5847 |
997 | void scp_restore_remotepath(char *data) |
120e4b40 |
998 | { |
fd5e5847 |
999 | if (using_sftp) |
1000 | scp_sftp_remotepath = data; |
120e4b40 |
1001 | } |
1002 | |
1003 | int scp_send_dirname(char *name, int modes) |
1004 | { |
fd5e5847 |
1005 | if (using_sftp) { |
1006 | char *fullname; |
1007 | char const *err; |
1008 | struct fxp_attrs attrs; |
1009 | if (scp_sftp_targetisdir) { |
1010 | fullname = dupcat(scp_sftp_remotepath, "/", name, NULL); |
1011 | } else { |
1012 | fullname = dupstr(scp_sftp_remotepath); |
1013 | } |
1014 | |
1015 | /* |
1016 | * We don't worry about whether we managed to create the |
1017 | * directory, because if it exists already it's OK just to |
1018 | * use it. Instead, we will stat it afterwards, and if it |
1019 | * exists and is a directory we will assume we were either |
1020 | * successful or it didn't matter. |
1021 | */ |
1022 | if (!fxp_mkdir(fullname)) |
1023 | err = fxp_error(); |
1024 | else |
1025 | err = "server reported no error"; |
1026 | if (!fxp_stat(fullname, &attrs) || |
1027 | !(attrs.flags & SSH_FILEXFER_ATTR_PERMISSIONS) || |
1028 | !(attrs.permissions & 0040000)) { |
1029 | tell_user(stderr, "unable to create directory %s: %s", |
1030 | fullname, err); |
1031 | errs++; |
1032 | return 1; |
1033 | } |
1034 | |
1035 | scp_sftp_remotepath = fullname; |
1036 | |
1037 | return 0; |
1038 | } else { |
1039 | char buf[40]; |
1040 | sprintf(buf, "D%04o 0 ", modes); |
1041 | back->send(buf, strlen(buf)); |
1042 | back->send(name, strlen(name)); |
1043 | back->send("\n", 1); |
1044 | return response(); |
1045 | } |
120e4b40 |
1046 | } |
1047 | |
1048 | int scp_send_enddir(void) |
1049 | { |
fd5e5847 |
1050 | if (using_sftp) { |
1051 | sfree(scp_sftp_remotepath); |
1052 | return 0; |
1053 | } else { |
1054 | back->send("E\n", 2); |
1055 | return response(); |
1056 | } |
1057 | } |
1058 | |
1059 | /* |
1060 | * Yes, I know; I have an scp_sink_setup _and_ an scp_sink_init. |
1061 | * That's bad. The difference is that scp_sink_setup is called once |
1062 | * right at the start, whereas scp_sink_init is called to |
1063 | * initialise every level of recursion in the protocol. |
1064 | */ |
4eb24e3a |
1065 | int scp_sink_setup(char *source, int preserve, int recursive) |
fd5e5847 |
1066 | { |
1067 | if (using_sftp) { |
4eb24e3a |
1068 | char *newsource; |
1069 | /* |
1070 | * It's possible that the source string we've been given |
1071 | * contains a wildcard. If so, we must split the directory |
1072 | * away from the wildcard itself (throwing an error if any |
1073 | * wildcardness comes before the final slash) and arrange |
1074 | * things so that a dirstack entry will be set up. |
1075 | */ |
1076 | newsource = smalloc(1+strlen(source)); |
1077 | if (!wc_unescape(newsource, source)) { |
1078 | /* Yes, here we go; it's a wildcard. Bah. */ |
1079 | char *dupsource, *lastpart, *dirpart, *wildcard; |
1080 | dupsource = dupstr(source); |
1081 | lastpart = stripslashes(dupsource, 0); |
1082 | wildcard = dupstr(lastpart); |
1083 | *lastpart = '\0'; |
1084 | if (*dupsource && dupsource[1]) { |
1085 | /* |
1086 | * The remains of dupsource are at least two |
1087 | * characters long, meaning the pathname wasn't |
1088 | * empty or just `/'. Hence, we remove the trailing |
1089 | * slash. |
1090 | */ |
1091 | lastpart[-1] = '\0'; |
6b18a524 |
1092 | } else if (!*dupsource) { |
1093 | /* |
1094 | * The remains of dupsource are _empty_ - the whole |
1095 | * pathname was a wildcard. Hence we need to |
1096 | * replace it with ".". |
1097 | */ |
1098 | sfree(dupsource); |
1099 | dupsource = dupstr("."); |
4eb24e3a |
1100 | } |
1101 | |
1102 | /* |
1103 | * Now we have separated our string into dupsource (the |
1104 | * directory part) and wildcard. Both of these will |
1105 | * need freeing at some point. Next step is to remove |
1106 | * wildcard escapes from the directory part, throwing |
1107 | * an error if it contains a real wildcard. |
1108 | */ |
1109 | dirpart = smalloc(1+strlen(dupsource)); |
1110 | if (!wc_unescape(dirpart, dupsource)) { |
1111 | tell_user(stderr, "%s: multiple-level wildcards unsupported", |
1112 | source); |
1113 | errs++; |
1114 | sfree(dirpart); |
1115 | sfree(wildcard); |
1116 | sfree(dupsource); |
1117 | return 1; |
1118 | } |
1119 | |
1120 | /* |
1121 | * Now we have dirpart (unescaped, ie a valid remote |
1122 | * path), and wildcard (a wildcard). This will be |
1123 | * sufficient to arrange a dirstack entry. |
1124 | */ |
1125 | scp_sftp_remotepath = dirpart; |
1126 | scp_sftp_wildcard = wildcard; |
1127 | sfree(dupsource); |
1128 | } else { |
1129 | scp_sftp_remotepath = newsource; |
1130 | scp_sftp_wildcard = NULL; |
1131 | } |
fd5e5847 |
1132 | scp_sftp_preserve = preserve; |
1133 | scp_sftp_recursive = recursive; |
1134 | scp_sftp_donethistarget = 0; |
1135 | scp_sftp_dirstack_head = NULL; |
1136 | } |
4eb24e3a |
1137 | return 0; |
120e4b40 |
1138 | } |
1139 | |
1140 | int scp_sink_init(void) |
1141 | { |
fd5e5847 |
1142 | if (!using_sftp) { |
1143 | back->send("", 1); |
1144 | } |
120e4b40 |
1145 | return 0; |
1146 | } |
1147 | |
1148 | #define SCP_SINK_FILE 1 |
1149 | #define SCP_SINK_DIR 2 |
1150 | #define SCP_SINK_ENDDIR 3 |
4eb24e3a |
1151 | #define SCP_SINK_RETRY 4 /* not an action; just try again */ |
120e4b40 |
1152 | struct scp_sink_action { |
1153 | int action; /* FILE, DIR, ENDDIR */ |
1154 | char *buf; /* will need freeing after use */ |
1155 | char *name; /* filename or dirname (not ENDDIR) */ |
1156 | int mode; /* access mode (not ENDDIR) */ |
1157 | unsigned long size; /* file size (not ENDDIR) */ |
1158 | int settime; /* 1 if atime and mtime are filled */ |
1159 | unsigned long atime, mtime; /* access times for the file */ |
1160 | }; |
1161 | |
1162 | int scp_get_sink_action(struct scp_sink_action *act) |
1163 | { |
fd5e5847 |
1164 | if (using_sftp) { |
1165 | char *fname; |
1166 | int must_free_fname; |
1167 | struct fxp_attrs attrs; |
1168 | int ret; |
1169 | |
1170 | if (!scp_sftp_dirstack_head) { |
1171 | if (!scp_sftp_donethistarget) { |
1172 | /* |
1173 | * Simple case: we are only dealing with one file. |
1174 | */ |
1175 | fname = scp_sftp_remotepath; |
1176 | must_free_fname = 0; |
1177 | scp_sftp_donethistarget = 1; |
1178 | } else { |
1179 | /* |
1180 | * Even simpler case: one file _which we've done_. |
1181 | * Return 1 (finished). |
1182 | */ |
1183 | return 1; |
1184 | } |
1185 | } else { |
1186 | /* |
1187 | * We're now in the middle of stepping through a list |
1188 | * of names returned from fxp_readdir(); so let's carry |
1189 | * on. |
1190 | */ |
1191 | struct scp_sftp_dirstack *head = scp_sftp_dirstack_head; |
1192 | while (head->namepos < head->namelen && |
4eb24e3a |
1193 | (is_dots(head->names[head->namepos].filename) || |
1194 | (head->wildcard && |
1195 | !wc_match(head->wildcard, |
1196 | head->names[head->namepos].filename)))) |
fd5e5847 |
1197 | head->namepos++; /* skip . and .. */ |
1198 | if (head->namepos < head->namelen) { |
1199 | fname = dupcat(head->dirpath, "/", |
1200 | head->names[head->namepos++].filename, |
1201 | NULL); |
1202 | must_free_fname = 1; |
1203 | } else { |
1204 | /* |
1205 | * We've come to the end of the list; pop it off |
4eb24e3a |
1206 | * the stack and return an ENDDIR action (or RETRY |
1207 | * if this was a wildcard match). |
fd5e5847 |
1208 | */ |
4eb24e3a |
1209 | if (head->wildcard) { |
1210 | act->action = SCP_SINK_RETRY; |
1211 | sfree(head->wildcard); |
1212 | } else { |
1213 | act->action = SCP_SINK_ENDDIR; |
1214 | } |
1215 | |
fd5e5847 |
1216 | sfree(head->dirpath); |
1217 | sfree(head->names); |
1218 | scp_sftp_dirstack_head = head->next; |
1219 | sfree(head); |
1220 | |
fd5e5847 |
1221 | return 0; |
1222 | } |
1223 | } |
cd1f39ab |
1224 | |
fd5e5847 |
1225 | /* |
1226 | * Now we have a filename. Stat it, and see if it's a file |
1227 | * or a directory. |
1228 | */ |
1229 | ret = fxp_stat(fname, &attrs); |
1230 | if (!ret || !(attrs.flags & SSH_FILEXFER_ATTR_PERMISSIONS)) { |
1231 | tell_user(stderr, "unable to identify %s: %s", fname, |
1232 | ret ? "file type not supplied" : fxp_error()); |
1233 | errs++; |
120e4b40 |
1234 | return 1; |
fd5e5847 |
1235 | } |
1236 | |
1237 | if (attrs.permissions & 0040000) { |
1238 | struct scp_sftp_dirstack *newitem; |
1239 | struct fxp_handle *dirhandle; |
1240 | int nnames, namesize; |
1241 | struct fxp_name *ournames; |
1242 | struct fxp_names *names; |
1243 | |
1244 | /* |
37dfb97a |
1245 | * It's a directory. If we're not in recursive mode, |
1246 | * this merits a complaint (which is fatal if the name |
1247 | * was specified directly, but not if it was matched by |
1248 | * a wildcard). |
1249 | * |
1250 | * We skip this complaint completely if |
1251 | * scp_sftp_wildcard is set, because that's an |
1252 | * indication that we're not actually supposed to |
1253 | * _recursively_ transfer the dir, just scan it for |
1254 | * things matching the wildcard. |
fd5e5847 |
1255 | */ |
4eb24e3a |
1256 | if (!scp_sftp_recursive && !scp_sftp_wildcard) { |
fd5e5847 |
1257 | tell_user(stderr, "pscp: %s: is a directory", fname); |
1258 | errs++; |
1259 | if (must_free_fname) sfree(fname); |
37dfb97a |
1260 | if (scp_sftp_dirstack_head) { |
1261 | act->action = SCP_SINK_RETRY; |
1262 | return 0; |
1263 | } else { |
1264 | return 1; |
1265 | } |
120e4b40 |
1266 | } |
fd5e5847 |
1267 | |
1268 | /* |
1269 | * Otherwise, the fun begins. We must fxp_opendir() the |
1270 | * directory, slurp the filenames into memory, return |
4eb24e3a |
1271 | * SCP_SINK_DIR (unless this is a wildcard match), and |
1272 | * set targetisdir. The next time we're called, we will |
1273 | * run through the list of filenames one by one, |
1274 | * matching them against a wildcard if present. |
fd5e5847 |
1275 | * |
1276 | * If targetisdir is _already_ set (meaning we're |
1277 | * already in the middle of going through another such |
1278 | * list), we must push the other (target,namelist) pair |
1279 | * on a stack. |
1280 | */ |
1281 | dirhandle = fxp_opendir(fname); |
1282 | if (!dirhandle) { |
1283 | tell_user(stderr, "scp: unable to open directory %s: %s", |
1284 | fname, fxp_error()); |
1285 | if (must_free_fname) sfree(fname); |
1286 | errs++; |
1287 | return 1; |
1288 | } |
1289 | nnames = namesize = 0; |
1290 | ournames = NULL; |
1291 | while (1) { |
1292 | int i; |
1293 | |
1294 | names = fxp_readdir(dirhandle); |
1295 | if (names == NULL) { |
1296 | if (fxp_error_type() == SSH_FX_EOF) |
1297 | break; |
1298 | tell_user(stderr, "scp: reading directory %s: %s\n", |
1299 | fname, fxp_error()); |
1300 | if (must_free_fname) sfree(fname); |
1301 | sfree(ournames); |
1302 | errs++; |
1303 | return 1; |
1304 | } |
1305 | if (names->nnames == 0) { |
1306 | fxp_free_names(names); |
1307 | break; |
1308 | } |
1309 | if (nnames + names->nnames >= namesize) { |
1310 | namesize += names->nnames + 128; |
1311 | ournames = |
1312 | srealloc(ournames, namesize * sizeof(*ournames)); |
1313 | } |
1314 | for (i = 0; i < names->nnames; i++) |
1315 | ournames[nnames++] = names->names[i]; |
1316 | names->nnames = 0; /* prevent free_names */ |
1317 | fxp_free_names(names); |
1318 | } |
1319 | fxp_close(dirhandle); |
1320 | |
1321 | newitem = smalloc(sizeof(struct scp_sftp_dirstack)); |
1322 | newitem->next = scp_sftp_dirstack_head; |
1323 | newitem->names = ournames; |
1324 | newitem->namepos = 0; |
1325 | newitem->namelen = nnames; |
1326 | if (must_free_fname) |
1327 | newitem->dirpath = fname; |
1328 | else |
1329 | newitem->dirpath = dupstr(fname); |
4eb24e3a |
1330 | if (scp_sftp_wildcard) { |
1331 | newitem->wildcard = scp_sftp_wildcard; |
1332 | scp_sftp_wildcard = NULL; |
1333 | } else { |
1334 | newitem->wildcard = NULL; |
1335 | } |
fd5e5847 |
1336 | scp_sftp_dirstack_head = newitem; |
1337 | |
4eb24e3a |
1338 | if (newitem->wildcard) { |
1339 | act->action = SCP_SINK_RETRY; |
1340 | } else { |
1341 | act->action = SCP_SINK_DIR; |
1342 | act->buf = dupstr(stripslashes(fname, 0)); |
1343 | act->name = act->buf; |
1344 | act->size = 0; /* duhh, it's a directory */ |
1345 | act->mode = 07777 & attrs.permissions; |
1346 | if (scp_sftp_preserve && |
1347 | (attrs.flags & SSH_FILEXFER_ATTR_ACMODTIME)) { |
1348 | act->atime = attrs.atime; |
1349 | act->mtime = attrs.mtime; |
1350 | act->settime = 1; |
1351 | } else |
1352 | act->settime = 0; |
1353 | } |
120e4b40 |
1354 | return 0; |
fd5e5847 |
1355 | |
1356 | } else { |
1357 | /* |
1358 | * It's a file. Return SCP_SINK_FILE. |
1359 | */ |
1360 | act->action = SCP_SINK_FILE; |
4eb24e3a |
1361 | act->buf = dupstr(stripslashes(fname, 0)); |
fd5e5847 |
1362 | act->name = act->buf; |
1363 | if (attrs.flags & SSH_FILEXFER_ATTR_SIZE) { |
1364 | if (uint64_compare(attrs.size, |
1365 | uint64_make(0, ULONG_MAX)) > 0) { |
1366 | act->size = ULONG_MAX; /* *boggle* */ |
1367 | } else |
1368 | act->size = attrs.size.lo; |
1369 | } else |
1370 | act->size = ULONG_MAX; /* no idea */ |
1371 | act->mode = 07777 & attrs.permissions; |
1372 | if (scp_sftp_preserve && |
1373 | (attrs.flags & SSH_FILEXFER_ATTR_ACMODTIME)) { |
1374 | act->atime = attrs.atime; |
1375 | act->mtime = attrs.mtime; |
120e4b40 |
1376 | act->settime = 1; |
fd5e5847 |
1377 | } else |
1378 | act->settime = 0; |
1379 | if (must_free_fname) |
1380 | scp_sftp_currentname = fname; |
1381 | else |
1382 | scp_sftp_currentname = dupstr(fname); |
1383 | return 0; |
1384 | } |
1385 | |
1386 | } else { |
1387 | int done = 0; |
1388 | int i, bufsize; |
1389 | int action; |
1390 | char ch; |
1391 | |
1392 | act->settime = 0; |
1393 | act->buf = NULL; |
1394 | bufsize = 0; |
1395 | |
1396 | while (!done) { |
1397 | if (ssh_scp_recv(&ch, 1) <= 0) |
1398 | return 1; |
1399 | if (ch == '\n') |
1400 | bump("Protocol error: Unexpected newline"); |
1401 | i = 0; |
1402 | action = ch; |
1403 | do { |
1404 | if (ssh_scp_recv(&ch, 1) <= 0) |
1405 | bump("Lost connection"); |
1406 | if (i >= bufsize) { |
1407 | bufsize = i + 128; |
1408 | act->buf = srealloc(act->buf, bufsize); |
1409 | } |
1410 | act->buf[i++] = ch; |
1411 | } while (ch != '\n'); |
1412 | act->buf[i - 1] = '\0'; |
1413 | switch (action) { |
1414 | case '\01': /* error */ |
1415 | tell_user(stderr, "%s\n", act->buf); |
1416 | errs++; |
1417 | continue; /* go round again */ |
1418 | case '\02': /* fatal error */ |
1419 | bump("%s", act->buf); |
1420 | case 'E': |
120e4b40 |
1421 | back->send("", 1); |
fd5e5847 |
1422 | act->action = SCP_SINK_ENDDIR; |
1423 | return 0; |
1424 | case 'T': |
1425 | if (sscanf(act->buf, "%ld %*d %ld %*d", |
1426 | &act->mtime, &act->atime) == 2) { |
1427 | act->settime = 1; |
1428 | back->send("", 1); |
1429 | continue; /* go round again */ |
1430 | } |
1431 | bump("Protocol error: Illegal time format"); |
1432 | case 'C': |
1433 | case 'D': |
1434 | act->action = (action == 'C' ? SCP_SINK_FILE : SCP_SINK_DIR); |
1435 | break; |
1436 | default: |
1437 | bump("Protocol error: Expected control record"); |
120e4b40 |
1438 | } |
fd5e5847 |
1439 | /* |
1440 | * We will go round this loop only once, unless we hit |
1441 | * `continue' above. |
1442 | */ |
1443 | done = 1; |
120e4b40 |
1444 | } |
fd5e5847 |
1445 | |
120e4b40 |
1446 | /* |
fd5e5847 |
1447 | * If we get here, we must have seen SCP_SINK_FILE or |
1448 | * SCP_SINK_DIR. |
120e4b40 |
1449 | */ |
fd5e5847 |
1450 | if (sscanf(act->buf, "%o %lu %n", &act->mode, &act->size, &i) != 2) |
1451 | bump("Protocol error: Illegal file descriptor format"); |
1452 | act->name = act->buf + i; |
1453 | return 0; |
120e4b40 |
1454 | } |
120e4b40 |
1455 | } |
1456 | |
1457 | int scp_accept_filexfer(void) |
1458 | { |
fd5e5847 |
1459 | if (using_sftp) { |
1460 | scp_sftp_filehandle = |
1461 | fxp_open(scp_sftp_currentname, SSH_FXF_READ); |
1462 | if (!scp_sftp_filehandle) { |
1463 | tell_user(stderr, "pscp: unable to open %s: %s", |
1464 | scp_sftp_currentname, fxp_error()); |
1465 | errs++; |
1466 | return 1; |
1467 | } |
1468 | scp_sftp_fileoffset = uint64_make(0, 0); |
1469 | sfree(scp_sftp_currentname); |
1470 | return 0; |
1471 | } else { |
1472 | back->send("", 1); |
1473 | return 0; /* can't fail */ |
1474 | } |
120e4b40 |
1475 | } |
1476 | |
1477 | int scp_recv_filedata(char *data, int len) |
1478 | { |
fd5e5847 |
1479 | if (using_sftp) { |
1480 | int actuallen = fxp_read(scp_sftp_filehandle, data, |
1481 | scp_sftp_fileoffset, len); |
1482 | if (actuallen == -1 && fxp_error_type() != SSH_FX_EOF) { |
1483 | tell_user(stderr, "pscp: error while reading: %s", fxp_error()); |
1484 | errs++; |
1485 | return -1; |
1486 | } |
1487 | if (actuallen < 0) |
1488 | actuallen = 0; |
1489 | |
1490 | scp_sftp_fileoffset = uint64_add32(scp_sftp_fileoffset, actuallen); |
1491 | |
1492 | return actuallen; |
1493 | } else { |
1494 | return ssh_scp_recv(data, len); |
1495 | } |
120e4b40 |
1496 | } |
1497 | |
1498 | int scp_finish_filerecv(void) |
1499 | { |
fd5e5847 |
1500 | if (using_sftp) { |
1501 | fxp_close(scp_sftp_filehandle); |
1502 | return 0; |
1503 | } else { |
1504 | back->send("", 1); |
1505 | return response(); |
1506 | } |
120e4b40 |
1507 | } |
1508 | |
1509 | /* ---------------------------------------------------------------------- |
07d9aa13 |
1510 | * Send an error message to the other side and to the screen. |
1511 | * Increment error counter. |
1512 | */ |
1513 | static void run_err(const char *fmt, ...) |
1514 | { |
c51a56e2 |
1515 | char str[2048]; |
1516 | va_list ap; |
1517 | va_start(ap, fmt); |
1518 | errs++; |
9520eba8 |
1519 | strcpy(str, "scp: "); |
32874aea |
1520 | vsprintf(str + strlen(str), fmt, ap); |
c51a56e2 |
1521 | strcat(str, "\n"); |
120e4b40 |
1522 | scp_send_errmsg(str); |
32874aea |
1523 | tell_user(stderr, "%s", str); |
c51a56e2 |
1524 | va_end(ap); |
07d9aa13 |
1525 | } |
1526 | |
07d9aa13 |
1527 | /* |
1528 | * Execute the source part of the SCP protocol. |
1529 | */ |
1530 | static void source(char *src) |
1531 | { |
c51a56e2 |
1532 | unsigned long size; |
1533 | char *last; |
1534 | HANDLE f; |
1535 | DWORD attr; |
1536 | unsigned long i; |
1537 | unsigned long stat_bytes; |
1538 | time_t stat_starttime, stat_lasttime; |
1539 | |
1540 | attr = GetFileAttributes(src); |
32874aea |
1541 | if (attr == (DWORD) - 1) { |
c51a56e2 |
1542 | run_err("%s: No such file or directory", src); |
1543 | return; |
1544 | } |
1545 | |
1546 | if ((attr & FILE_ATTRIBUTE_DIRECTORY) != 0) { |
7f1f80de |
1547 | if (recursive) { |
32874aea |
1548 | /* |
1549 | * Avoid . and .. directories. |
1550 | */ |
1551 | char *p; |
1552 | p = strrchr(src, '/'); |
1553 | if (!p) |
1554 | p = strrchr(src, '\\'); |
1555 | if (!p) |
1556 | p = src; |
1557 | else |
1558 | p++; |
1559 | if (!strcmp(p, ".") || !strcmp(p, "..")) |
1560 | /* skip . and .. */ ; |
1561 | else |
1562 | rsource(src); |
1563 | } else { |
c51a56e2 |
1564 | run_err("%s: not a regular file", src); |
32874aea |
1565 | } |
c51a56e2 |
1566 | return; |
1567 | } |
1568 | |
1569 | if ((last = strrchr(src, '/')) == NULL) |
1570 | last = src; |
1571 | else |
1572 | last++; |
1573 | if (strrchr(last, '\\') != NULL) |
1574 | last = strrchr(last, '\\') + 1; |
1575 | if (last == src && strchr(src, ':') != NULL) |
1576 | last = strchr(src, ':') + 1; |
1577 | |
1578 | f = CreateFile(src, GENERIC_READ, FILE_SHARE_READ, NULL, |
1579 | OPEN_EXISTING, 0, 0); |
1580 | if (f == INVALID_HANDLE_VALUE) { |
486543a1 |
1581 | run_err("%s: Cannot open file", src); |
c51a56e2 |
1582 | return; |
1583 | } |
1584 | |
1585 | if (preserve) { |
1586 | FILETIME actime, wrtime; |
1587 | unsigned long mtime, atime; |
1588 | GetFileTime(f, NULL, &actime, &wrtime); |
1589 | TIME_WIN_TO_POSIX(actime, atime); |
1590 | TIME_WIN_TO_POSIX(wrtime, mtime); |
120e4b40 |
1591 | if (scp_send_filetimes(mtime, atime)) |
c51a56e2 |
1592 | return; |
1593 | } |
1594 | |
1595 | size = GetFileSize(f, NULL); |
c51a56e2 |
1596 | if (verbose) |
120e4b40 |
1597 | tell_user(stderr, "Sending file %s, size=%lu", last, size); |
1598 | if (scp_send_filename(last, size, 0644)) |
c51a56e2 |
1599 | return; |
1600 | |
2d466ffd |
1601 | stat_bytes = 0; |
1602 | stat_starttime = time(NULL); |
1603 | stat_lasttime = 0; |
c51a56e2 |
1604 | |
1605 | for (i = 0; i < size; i += 4096) { |
1606 | char transbuf[4096]; |
1607 | DWORD j, k = 4096; |
5471d09a |
1608 | |
32874aea |
1609 | if (i + k > size) |
1610 | k = size - i; |
1611 | if (!ReadFile(f, transbuf, k, &j, NULL) || j != k) { |
1612 | if (statistics) |
1613 | printf("\n"); |
c51a56e2 |
1614 | bump("%s: Read error", src); |
07d9aa13 |
1615 | } |
120e4b40 |
1616 | if (scp_send_filedata(transbuf, k)) |
1617 | bump("%s: Network error occurred", src); |
1618 | |
c51a56e2 |
1619 | if (statistics) { |
1620 | stat_bytes += k; |
32874aea |
1621 | if (time(NULL) != stat_lasttime || i + k == size) { |
c51a56e2 |
1622 | stat_lasttime = time(NULL); |
1623 | print_stats(last, size, stat_bytes, |
1624 | stat_starttime, stat_lasttime); |
1625 | } |
07d9aa13 |
1626 | } |
5471d09a |
1627 | |
c51a56e2 |
1628 | } |
1629 | CloseHandle(f); |
07d9aa13 |
1630 | |
120e4b40 |
1631 | (void) scp_send_finish(); |
07d9aa13 |
1632 | } |
1633 | |
07d9aa13 |
1634 | /* |
1635 | * Recursively send the contents of a directory. |
1636 | */ |
1637 | static void rsource(char *src) |
1638 | { |
03f64569 |
1639 | char *last, *findfile; |
fd5e5847 |
1640 | char *save_target; |
c51a56e2 |
1641 | HANDLE dir; |
1642 | WIN32_FIND_DATA fdat; |
1643 | int ok; |
1644 | |
1645 | if ((last = strrchr(src, '/')) == NULL) |
1646 | last = src; |
1647 | else |
1648 | last++; |
1649 | if (strrchr(last, '\\') != NULL) |
1650 | last = strrchr(last, '\\') + 1; |
1651 | if (last == src && strchr(src, ':') != NULL) |
1652 | last = strchr(src, ':') + 1; |
1653 | |
1654 | /* maybe send filetime */ |
1655 | |
fd5e5847 |
1656 | save_target = scp_save_remotepath(); |
1657 | |
c51a56e2 |
1658 | if (verbose) |
120e4b40 |
1659 | tell_user(stderr, "Entering directory: %s", last); |
1660 | if (scp_send_dirname(last, 0755)) |
c51a56e2 |
1661 | return; |
1662 | |
03f64569 |
1663 | findfile = dupcat(src, "/*", NULL); |
1664 | dir = FindFirstFile(findfile, &fdat); |
c51a56e2 |
1665 | ok = (dir != INVALID_HANDLE_VALUE); |
1666 | while (ok) { |
1667 | if (strcmp(fdat.cFileName, ".") == 0 || |
1668 | strcmp(fdat.cFileName, "..") == 0) { |
03f64569 |
1669 | /* ignore . and .. */ |
c51a56e2 |
1670 | } else { |
fd5e5847 |
1671 | char *foundfile = dupcat(src, "/", fdat.cFileName, NULL); |
03f64569 |
1672 | source(foundfile); |
1673 | sfree(foundfile); |
07d9aa13 |
1674 | } |
c51a56e2 |
1675 | ok = FindNextFile(dir, &fdat); |
1676 | } |
1677 | FindClose(dir); |
03f64569 |
1678 | sfree(findfile); |
07d9aa13 |
1679 | |
120e4b40 |
1680 | (void) scp_send_enddir(); |
fd5e5847 |
1681 | |
1682 | scp_restore_remotepath(save_target); |
07d9aa13 |
1683 | } |
1684 | |
07d9aa13 |
1685 | /* |
03f64569 |
1686 | * Execute the sink part of the SCP protocol. |
07d9aa13 |
1687 | */ |
ca2d5943 |
1688 | static void sink(char *targ, char *src) |
07d9aa13 |
1689 | { |
03f64569 |
1690 | char *destfname; |
c51a56e2 |
1691 | int targisdir = 0; |
c51a56e2 |
1692 | int exists; |
1693 | DWORD attr; |
1694 | HANDLE f; |
120e4b40 |
1695 | unsigned long received; |
c51a56e2 |
1696 | int wrerror = 0; |
1697 | unsigned long stat_bytes; |
1698 | time_t stat_starttime, stat_lasttime; |
1699 | char *stat_name; |
1700 | |
1701 | attr = GetFileAttributes(targ); |
32874aea |
1702 | if (attr != (DWORD) - 1 && (attr & FILE_ATTRIBUTE_DIRECTORY) != 0) |
c51a56e2 |
1703 | targisdir = 1; |
1704 | |
1705 | if (targetshouldbedirectory && !targisdir) |
1706 | bump("%s: Not a directory", targ); |
1707 | |
120e4b40 |
1708 | scp_sink_init(); |
c51a56e2 |
1709 | while (1) { |
120e4b40 |
1710 | struct scp_sink_action act; |
1711 | if (scp_get_sink_action(&act)) |
c51a56e2 |
1712 | return; |
07d9aa13 |
1713 | |
120e4b40 |
1714 | if (act.action == SCP_SINK_ENDDIR) |
1715 | return; |
03f64569 |
1716 | |
4eb24e3a |
1717 | if (act.action == SCP_SINK_RETRY) |
1718 | continue; |
1719 | |
c51a56e2 |
1720 | if (targisdir) { |
03f64569 |
1721 | /* |
1722 | * Prevent the remote side from maliciously writing to |
1723 | * files outside the target area by sending a filename |
1724 | * containing `../'. In fact, it shouldn't be sending |
1725 | * filenames with any slashes in at all; so we'll find |
1726 | * the last slash or backslash in the filename and use |
1727 | * only the part after that. (And warn!) |
1728 | * |
1729 | * In addition, we also ensure here that if we're |
1730 | * copying a single file and the target is a directory |
1731 | * (common usage: `pscp host:filename .') the remote |
1732 | * can't send us a _different_ file name. We can |
1733 | * distinguish this case because `src' will be non-NULL |
1734 | * and the last component of that will fail to match |
1735 | * (the last component of) the name sent. |
4eeae4a3 |
1736 | * |
cd1f39ab |
1737 | * Well, not always; if `src' is a wildcard, we do |
4eeae4a3 |
1738 | * expect to get back filenames that don't correspond |
cd1f39ab |
1739 | * exactly to it. Ideally in this case, we would like |
1740 | * to ensure that the returned filename actually |
1741 | * matches the wildcard pattern - but one of SCP's |
1742 | * protocol infelicities is that wildcard matching is |
1743 | * done at the server end _by the server's rules_ and |
1744 | * so in general this is infeasible. Hence, we only |
1745 | * accept filenames that don't correspond to `src' if |
1746 | * unsafe mode is enabled or we are using SFTP (which |
1747 | * resolves remote wildcards on the client side and can |
1748 | * be trusted). |
03f64569 |
1749 | */ |
1750 | char *striptarget, *stripsrc; |
1751 | |
4eb24e3a |
1752 | striptarget = stripslashes(act.name, 1); |
03f64569 |
1753 | if (striptarget != act.name) { |
1754 | tell_user(stderr, "warning: remote host sent a compound" |
1755 | " pathname - possibly malicious! (ignored)"); |
1756 | } |
1757 | |
1758 | /* |
1759 | * Also check to see if the target filename is '.' or |
1760 | * '..', or indeed '...' and so on because Windows |
1761 | * appears to interpret those like '..'. |
1762 | */ |
fd5e5847 |
1763 | if (is_dots(striptarget)) { |
03f64569 |
1764 | bump("security violation: remote host attempted to write to" |
1765 | " a '.' or '..' path!"); |
1766 | } |
1767 | |
1768 | if (src) { |
4eb24e3a |
1769 | stripsrc = stripslashes(src, 1); |
cd1f39ab |
1770 | if (strcmp(striptarget, stripsrc) && |
1771 | !using_sftp && !scp_unsafe_mode) { |
1772 | tell_user(stderr, "warning: remote host tried to write " |
1773 | "to a file called '%s'", striptarget); |
1774 | tell_user(stderr, " when we requested a file " |
1775 | "called '%s'.", stripsrc); |
1776 | tell_user(stderr, " If this is a wildcard, " |
1777 | "consider upgrading to SSH 2 or using"); |
1778 | tell_user(stderr, " the '-unsafe' option. Renaming" |
1779 | " of this file has been disallowed."); |
4eeae4a3 |
1780 | /* Override the name the server provided with our own. */ |
1781 | striptarget = stripsrc; |
03f64569 |
1782 | } |
03f64569 |
1783 | } |
1784 | |
c51a56e2 |
1785 | if (targ[0] != '\0') |
03f64569 |
1786 | destfname = dupcat(targ, "\\", striptarget, NULL); |
1787 | else |
1788 | destfname = dupstr(striptarget); |
c51a56e2 |
1789 | } else { |
03f64569 |
1790 | /* |
1791 | * In this branch of the if, the target area is a |
1792 | * single file with an explicitly specified name in any |
1793 | * case, so there's no danger. |
1794 | */ |
1795 | destfname = dupstr(targ); |
c51a56e2 |
1796 | } |
03f64569 |
1797 | attr = GetFileAttributes(destfname); |
32874aea |
1798 | exists = (attr != (DWORD) - 1); |
c51a56e2 |
1799 | |
120e4b40 |
1800 | if (act.action == SCP_SINK_DIR) { |
c51a56e2 |
1801 | if (exists && (attr & FILE_ATTRIBUTE_DIRECTORY) == 0) { |
03f64569 |
1802 | run_err("%s: Not a directory", destfname); |
c51a56e2 |
1803 | continue; |
1804 | } |
1805 | if (!exists) { |
03f64569 |
1806 | if (!CreateDirectory(destfname, NULL)) { |
1807 | run_err("%s: Cannot create directory", destfname); |
c51a56e2 |
1808 | continue; |
1809 | } |
1810 | } |
03f64569 |
1811 | sink(destfname, NULL); |
c51a56e2 |
1812 | /* can we set the timestamp for directories ? */ |
1813 | continue; |
1814 | } |
07d9aa13 |
1815 | |
03f64569 |
1816 | f = CreateFile(destfname, GENERIC_WRITE, 0, NULL, |
c51a56e2 |
1817 | CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0); |
1818 | if (f == INVALID_HANDLE_VALUE) { |
03f64569 |
1819 | run_err("%s: Cannot create file", destfname); |
c51a56e2 |
1820 | continue; |
1821 | } |
07d9aa13 |
1822 | |
120e4b40 |
1823 | if (scp_accept_filexfer()) |
1824 | return; |
07d9aa13 |
1825 | |
2d466ffd |
1826 | stat_bytes = 0; |
1827 | stat_starttime = time(NULL); |
1828 | stat_lasttime = 0; |
4eb24e3a |
1829 | stat_name = stripslashes(destfname, 1); |
07d9aa13 |
1830 | |
120e4b40 |
1831 | received = 0; |
1832 | while (received < act.size) { |
c51a56e2 |
1833 | char transbuf[4096]; |
120e4b40 |
1834 | DWORD blksize, read, written; |
1835 | blksize = 4096; |
1836 | if (blksize > act.size - received) |
1837 | blksize = act.size - received; |
1838 | read = scp_recv_filedata(transbuf, blksize); |
1839 | if (read <= 0) |
c51a56e2 |
1840 | bump("Lost connection"); |
32874aea |
1841 | if (wrerror) |
1842 | continue; |
120e4b40 |
1843 | if (!WriteFile(f, transbuf, read, &written, NULL) || |
1844 | written != read) { |
c51a56e2 |
1845 | wrerror = 1; |
120e4b40 |
1846 | /* FIXME: in sftp we can actually abort the transfer */ |
c51a56e2 |
1847 | if (statistics) |
1848 | printf("\r%-25.25s | %50s\n", |
1849 | stat_name, |
1850 | "Write error.. waiting for end of file"); |
1851 | continue; |
1852 | } |
1853 | if (statistics) { |
120e4b40 |
1854 | stat_bytes += read; |
1855 | if (time(NULL) > stat_lasttime || |
1856 | received + read == act.size) { |
c51a56e2 |
1857 | stat_lasttime = time(NULL); |
120e4b40 |
1858 | print_stats(stat_name, act.size, stat_bytes, |
c51a56e2 |
1859 | stat_starttime, stat_lasttime); |
07d9aa13 |
1860 | } |
c51a56e2 |
1861 | } |
120e4b40 |
1862 | received += read; |
c51a56e2 |
1863 | } |
120e4b40 |
1864 | if (act.settime) { |
c51a56e2 |
1865 | FILETIME actime, wrtime; |
120e4b40 |
1866 | TIME_POSIX_TO_WIN(act.atime, actime); |
1867 | TIME_POSIX_TO_WIN(act.mtime, wrtime); |
c51a56e2 |
1868 | SetFileTime(f, NULL, &actime, &wrtime); |
07d9aa13 |
1869 | } |
07d9aa13 |
1870 | |
c51a56e2 |
1871 | CloseHandle(f); |
1872 | if (wrerror) { |
03f64569 |
1873 | run_err("%s: Write error", destfname); |
c51a56e2 |
1874 | continue; |
1875 | } |
120e4b40 |
1876 | (void) scp_finish_filerecv(); |
03f64569 |
1877 | sfree(destfname); |
1878 | sfree(act.name); |
c51a56e2 |
1879 | } |
1880 | } |
07d9aa13 |
1881 | |
1882 | /* |
120e4b40 |
1883 | * We will copy local files to a remote server. |
07d9aa13 |
1884 | */ |
1885 | static void toremote(int argc, char *argv[]) |
1886 | { |
c51a56e2 |
1887 | char *src, *targ, *host, *user; |
1888 | char *cmd; |
1889 | int i; |
1890 | |
32874aea |
1891 | targ = argv[argc - 1]; |
c51a56e2 |
1892 | |
39ddf0ff |
1893 | /* Separate host from filename */ |
c51a56e2 |
1894 | host = targ; |
1895 | targ = colon(targ); |
1896 | if (targ == NULL) |
1897 | bump("targ == NULL in toremote()"); |
1898 | *targ++ = '\0'; |
1899 | if (*targ == '\0') |
1900 | targ = "."; |
1901 | /* Substitute "." for emtpy target */ |
1902 | |
39ddf0ff |
1903 | /* Separate host and username */ |
c51a56e2 |
1904 | user = host; |
1905 | host = strrchr(host, '@'); |
1906 | if (host == NULL) { |
1907 | host = user; |
1908 | user = NULL; |
1909 | } else { |
1910 | *host++ = '\0'; |
1911 | if (*user == '\0') |
1912 | user = NULL; |
1913 | } |
1914 | |
1915 | if (argc == 2) { |
1916 | /* Find out if the source filespec covers multiple files |
32874aea |
1917 | if so, we should set the targetshouldbedirectory flag */ |
c51a56e2 |
1918 | HANDLE fh; |
1919 | WIN32_FIND_DATA fdat; |
1920 | if (colon(argv[0]) != NULL) |
1921 | bump("%s: Remote to remote not supported", argv[0]); |
1922 | fh = FindFirstFile(argv[0], &fdat); |
1923 | if (fh == INVALID_HANDLE_VALUE) |
1924 | bump("%s: No such file or directory\n", argv[0]); |
1925 | if (FindNextFile(fh, &fdat)) |
1926 | targetshouldbedirectory = 1; |
1927 | FindClose(fh); |
1928 | } |
1929 | |
1930 | cmd = smalloc(strlen(targ) + 100); |
1931 | sprintf(cmd, "scp%s%s%s%s -t %s", |
1932 | verbose ? " -v" : "", |
1933 | recursive ? " -r" : "", |
1934 | preserve ? " -p" : "", |
32874aea |
1935 | targetshouldbedirectory ? " -d" : "", targ); |
c51a56e2 |
1936 | do_cmd(host, user, cmd); |
1937 | sfree(cmd); |
1938 | |
fd5e5847 |
1939 | scp_source_setup(targ, targetshouldbedirectory); |
c51a56e2 |
1940 | |
1941 | for (i = 0; i < argc - 1; i++) { |
03f64569 |
1942 | char *srcpath, *last; |
c51a56e2 |
1943 | HANDLE dir; |
1944 | WIN32_FIND_DATA fdat; |
1945 | src = argv[i]; |
1946 | if (colon(src) != NULL) { |
cc87246d |
1947 | tell_user(stderr, "%s: Remote to remote not supported\n", src); |
c51a56e2 |
1948 | errs++; |
1949 | continue; |
07d9aa13 |
1950 | } |
03f64569 |
1951 | |
1952 | /* |
1953 | * Trim off the last pathname component of `src', to |
1954 | * provide the base pathname which will be prepended to |
1955 | * filenames returned from Find{First,Next}File. |
1956 | */ |
1957 | srcpath = dupstr(src); |
4eb24e3a |
1958 | last = stripslashes(srcpath, 1); |
03f64569 |
1959 | if (last == srcpath) { |
1960 | last = strchr(srcpath, ':'); |
1961 | if (last) |
1962 | last++; |
1963 | else |
1964 | last = srcpath; |
1965 | } |
03f64569 |
1966 | *last = '\0'; |
03f64569 |
1967 | |
c51a56e2 |
1968 | dir = FindFirstFile(src, &fdat); |
1969 | if (dir == INVALID_HANDLE_VALUE) { |
1970 | run_err("%s: No such file or directory", src); |
1971 | continue; |
07d9aa13 |
1972 | } |
c51a56e2 |
1973 | do { |
03f64569 |
1974 | char *filename; |
7f266ffb |
1975 | /* |
1976 | * Ensure that . and .. are never matched by wildcards, |
1977 | * but only by deliberate action. |
1978 | */ |
1979 | if (!strcmp(fdat.cFileName, ".") || |
1980 | !strcmp(fdat.cFileName, "..")) { |
1981 | /* |
1982 | * Find*File has returned a special dir. We require |
1983 | * that _either_ `src' ends in a backslash followed |
1984 | * by that string, _or_ `src' is precisely that |
1985 | * string. |
1986 | */ |
1987 | int len = strlen(src), dlen = strlen(fdat.cFileName); |
1988 | if (len == dlen && !strcmp(src, fdat.cFileName)) { |
32874aea |
1989 | /* ok */ ; |
1990 | } else if (len > dlen + 1 && src[len - dlen - 1] == '\\' && |
1991 | !strcmp(src + len - dlen, fdat.cFileName)) { |
1992 | /* ok */ ; |
7f266ffb |
1993 | } else |
1994 | continue; /* ignore this one */ |
1995 | } |
03f64569 |
1996 | filename = dupcat(srcpath, fdat.cFileName, NULL); |
1997 | source(filename); |
1998 | sfree(filename); |
c51a56e2 |
1999 | } while (FindNextFile(dir, &fdat)); |
2000 | FindClose(dir); |
03f64569 |
2001 | sfree(srcpath); |
c51a56e2 |
2002 | } |
07d9aa13 |
2003 | } |
2004 | |
07d9aa13 |
2005 | /* |
2006 | * We will copy files from a remote server to the local machine. |
2007 | */ |
2008 | static void tolocal(int argc, char *argv[]) |
2009 | { |
c51a56e2 |
2010 | char *src, *targ, *host, *user; |
2011 | char *cmd; |
2012 | |
2013 | if (argc != 2) |
2014 | bump("More than one remote source not supported"); |
2015 | |
2016 | src = argv[0]; |
2017 | targ = argv[1]; |
2018 | |
39ddf0ff |
2019 | /* Separate host from filename */ |
c51a56e2 |
2020 | host = src; |
2021 | src = colon(src); |
2022 | if (src == NULL) |
2023 | bump("Local to local copy not supported"); |
2024 | *src++ = '\0'; |
2025 | if (*src == '\0') |
2026 | src = "."; |
2027 | /* Substitute "." for empty filename */ |
2028 | |
39ddf0ff |
2029 | /* Separate username and hostname */ |
c51a56e2 |
2030 | user = host; |
2031 | host = strrchr(host, '@'); |
2032 | if (host == NULL) { |
2033 | host = user; |
2034 | user = NULL; |
2035 | } else { |
2036 | *host++ = '\0'; |
2037 | if (*user == '\0') |
2038 | user = NULL; |
2039 | } |
2040 | |
2041 | cmd = smalloc(strlen(src) + 100); |
2042 | sprintf(cmd, "scp%s%s%s%s -f %s", |
2043 | verbose ? " -v" : "", |
2044 | recursive ? " -r" : "", |
2045 | preserve ? " -p" : "", |
32874aea |
2046 | targetshouldbedirectory ? " -d" : "", src); |
c51a56e2 |
2047 | do_cmd(host, user, cmd); |
2048 | sfree(cmd); |
2049 | |
4eb24e3a |
2050 | if (scp_sink_setup(src, preserve, recursive)) |
2051 | return; |
fd5e5847 |
2052 | |
ca2d5943 |
2053 | sink(targ, src); |
07d9aa13 |
2054 | } |
2055 | |
07d9aa13 |
2056 | /* |
39ddf0ff |
2057 | * We will issue a list command to get a remote directory. |
2058 | */ |
2059 | static void get_dir_list(int argc, char *argv[]) |
2060 | { |
2061 | char *src, *host, *user; |
2062 | char *cmd, *p, *q; |
2063 | char c; |
2064 | |
2065 | src = argv[0]; |
2066 | |
2067 | /* Separate host from filename */ |
2068 | host = src; |
2069 | src = colon(src); |
2070 | if (src == NULL) |
2071 | bump("Local to local copy not supported"); |
2072 | *src++ = '\0'; |
2073 | if (*src == '\0') |
2074 | src = "."; |
2075 | /* Substitute "." for empty filename */ |
2076 | |
2077 | /* Separate username and hostname */ |
2078 | user = host; |
2079 | host = strrchr(host, '@'); |
2080 | if (host == NULL) { |
2081 | host = user; |
2082 | user = NULL; |
2083 | } else { |
2084 | *host++ = '\0'; |
2085 | if (*user == '\0') |
2086 | user = NULL; |
2087 | } |
2088 | |
32874aea |
2089 | cmd = smalloc(4 * strlen(src) + 100); |
39ddf0ff |
2090 | strcpy(cmd, "ls -la '"); |
2091 | p = cmd + strlen(cmd); |
2092 | for (q = src; *q; q++) { |
2093 | if (*q == '\'') { |
32874aea |
2094 | *p++ = '\''; |
2095 | *p++ = '\\'; |
2096 | *p++ = '\''; |
2097 | *p++ = '\''; |
39ddf0ff |
2098 | } else { |
2099 | *p++ = *q; |
2100 | } |
2101 | } |
2102 | *p++ = '\''; |
2103 | *p = '\0'; |
cc87246d |
2104 | |
39ddf0ff |
2105 | do_cmd(host, user, cmd); |
2106 | sfree(cmd); |
2107 | |
fd5e5847 |
2108 | if (using_sftp) { |
2109 | scp_sftp_listdir(src); |
2110 | } else { |
2111 | while (ssh_scp_recv(&c, 1) > 0) |
2112 | tell_char(stdout, c); |
2113 | } |
39ddf0ff |
2114 | } |
2115 | |
2116 | /* |
07d9aa13 |
2117 | * Initialize the Win$ock driver. |
2118 | */ |
996c8c3b |
2119 | static void init_winsock(void) |
07d9aa13 |
2120 | { |
c51a56e2 |
2121 | WORD winsock_ver; |
2122 | WSADATA wsadata; |
2123 | |
2124 | winsock_ver = MAKEWORD(1, 1); |
2125 | if (WSAStartup(winsock_ver, &wsadata)) |
2126 | bump("Unable to initialise WinSock"); |
32874aea |
2127 | if (LOBYTE(wsadata.wVersion) != 1 || HIBYTE(wsadata.wVersion) != 1) |
c51a56e2 |
2128 | bump("WinSock version is incompatible with 1.1"); |
07d9aa13 |
2129 | } |
2130 | |
07d9aa13 |
2131 | /* |
2132 | * Short description of parameters. |
2133 | */ |
996c8c3b |
2134 | static void usage(void) |
07d9aa13 |
2135 | { |
c51a56e2 |
2136 | printf("PuTTY Secure Copy client\n"); |
2137 | printf("%s\n", ver); |
a3e55ea1 |
2138 | printf("Usage: pscp [options] [user@]host:source target\n"); |
32874aea |
2139 | printf |
2140 | (" pscp [options] source [source...] [user@]host:target\n"); |
a3e55ea1 |
2141 | printf(" pscp [options] -ls user@host:filespec\n"); |
b8a19193 |
2142 | printf("Options:\n"); |
2143 | printf(" -p preserve file attributes\n"); |
2144 | printf(" -q quiet, don't show statistics\n"); |
2145 | printf(" -r copy directories recursively\n"); |
2146 | printf(" -v show verbose messages\n"); |
2147 | printf(" -P port connect to specified port\n"); |
2148 | printf(" -pw passw login with specified password\n"); |
cd1f39ab |
2149 | printf(" -unsafe allow server-side wildcards (DANGEROUS)\n"); |
ee8b0370 |
2150 | #if 0 |
2151 | /* |
2152 | * -gui is an internal option, used by GUI front ends to get |
2153 | * pscp to pass progress reports back to them. It's not an |
2154 | * ordinary user-accessible option, so it shouldn't be part of |
2155 | * the command-line help. The only people who need to know |
2156 | * about it are programmers, and they can read the source. |
2157 | */ |
32874aea |
2158 | printf |
2159 | (" -gui hWnd GUI mode with the windows handle for receiving messages\n"); |
ee8b0370 |
2160 | #endif |
c51a56e2 |
2161 | exit(1); |
07d9aa13 |
2162 | } |
2163 | |
07d9aa13 |
2164 | /* |
2165 | * Main program (no, really?) |
2166 | */ |
2167 | int main(int argc, char *argv[]) |
2168 | { |
c51a56e2 |
2169 | int i; |
2170 | |
fb09bf1c |
2171 | default_protocol = PROT_TELNET; |
2172 | |
67779be7 |
2173 | flags = FLAG_STDERR; |
fa17a66e |
2174 | ssh_get_line = &get_line; |
c51a56e2 |
2175 | init_winsock(); |
8df7a775 |
2176 | sk_init(); |
c51a56e2 |
2177 | |
2178 | for (i = 1; i < argc; i++) { |
2179 | if (argv[i][0] != '-') |
2180 | break; |
2181 | if (strcmp(argv[i], "-v") == 0) |
4017be6d |
2182 | verbose = 1, flags |= FLAG_VERBOSE; |
c51a56e2 |
2183 | else if (strcmp(argv[i], "-r") == 0) |
2184 | recursive = 1; |
2185 | else if (strcmp(argv[i], "-p") == 0) |
2186 | preserve = 1; |
2187 | else if (strcmp(argv[i], "-q") == 0) |
2188 | statistics = 0; |
32874aea |
2189 | else if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i], "-?") == 0) |
c51a56e2 |
2190 | usage(); |
32874aea |
2191 | else if (strcmp(argv[i], "-P") == 0 && i + 1 < argc) |
b8a19193 |
2192 | portnumber = atoi(argv[++i]); |
32874aea |
2193 | else if (strcmp(argv[i], "-pw") == 0 && i + 1 < argc) |
b8a19193 |
2194 | password = argv[++i]; |
32874aea |
2195 | else if (strcmp(argv[i], "-gui") == 0 && i + 1 < argc) { |
cc87246d |
2196 | gui_hwnd = argv[++i]; |
2197 | gui_mode = 1; |
2198 | } else if (strcmp(argv[i], "-ls") == 0) |
32874aea |
2199 | list = 1; |
cd1f39ab |
2200 | else if (strcmp(argv[i], "-unsafe") == 0) |
2201 | scp_unsafe_mode = 1; |
32874aea |
2202 | else if (strcmp(argv[i], "--") == 0) { |
2203 | i++; |
2204 | break; |
2205 | } else |
c51a56e2 |
2206 | usage(); |
2207 | } |
2208 | argc -= i; |
2209 | argv += i; |
eba78553 |
2210 | back = NULL; |
c51a56e2 |
2211 | |
39ddf0ff |
2212 | if (list) { |
2213 | if (argc != 1) |
2214 | usage(); |
2215 | get_dir_list(argc, argv); |
c51a56e2 |
2216 | |
39ddf0ff |
2217 | } else { |
2218 | |
2219 | if (argc < 2) |
2220 | usage(); |
2221 | if (argc > 2) |
2222 | targetshouldbedirectory = 1; |
2223 | |
32874aea |
2224 | if (colon(argv[argc - 1]) != NULL) |
39ddf0ff |
2225 | toremote(argc, argv); |
2226 | else |
2227 | tolocal(argc, argv); |
2228 | } |
c51a56e2 |
2229 | |
eba78553 |
2230 | if (back != NULL && back->socket() != NULL) { |
c51a56e2 |
2231 | char ch; |
3bdaf79d |
2232 | back->special(TS_EOF); |
fb09bf1c |
2233 | ssh_scp_recv(&ch, 1); |
c51a56e2 |
2234 | } |
2235 | WSACleanup(); |
2236 | random_save_seed(); |
07d9aa13 |
2237 | |
cc87246d |
2238 | /* GUI Adaptation - August 2000 */ |
2239 | if (gui_mode) { |
2240 | unsigned int msg_id = WM_RET_ERR_CNT; |
32874aea |
2241 | if (list) |
2242 | msg_id = WM_LS_RET_ERR_CNT; |
2243 | while (!PostMessage |
2244 | ((HWND) atoi(gui_hwnd), msg_id, (WPARAM) errs, |
2245 | 0 /*lParam */ ))SleepEx(1000, TRUE); |
cc87246d |
2246 | } |
c51a56e2 |
2247 | return (errs == 0 ? 0 : 1); |
07d9aa13 |
2248 | } |
2249 | |
2250 | /* end */ |