| 1 | /* |
| 2 | * scp.c - Scp (Secure Copy) client for PuTTY. |
| 3 | * Joris van Rantwijk, Aug 1999, Nov 1999. |
| 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. |
| 7 | */ |
| 8 | |
| 9 | #include <windows.h> |
| 10 | #include <winsock.h> |
| 11 | #include <stdlib.h> |
| 12 | #include <stdio.h> |
| 13 | #include <string.h> |
| 14 | #include <time.h> |
| 15 | |
| 16 | #define PUTTY_DO_GLOBALS |
| 17 | #include "putty.h" |
| 18 | #include "scp.h" |
| 19 | |
| 20 | #define TIME_POSIX_TO_WIN(t, ft) (*(LONGLONG*)&(ft) = \ |
| 21 | ((LONGLONG) (t) + (LONGLONG) 11644473600) * (LONGLONG) 10000000) |
| 22 | #define TIME_WIN_TO_POSIX(ft, t) ((t) = (unsigned long) \ |
| 23 | ((*(LONGLONG*)&(ft)) / (LONGLONG) 10000000 - (LONGLONG) 11644473600)) |
| 24 | |
| 25 | int verbose = 0; |
| 26 | static int recursive = 0; |
| 27 | static int preserve = 0; |
| 28 | static int targetshouldbedirectory = 0; |
| 29 | static int statistics = 1; |
| 30 | static int portnumber = 0; |
| 31 | static char *password = NULL; |
| 32 | static int errs = 0; |
| 33 | static int connection_open = 0; |
| 34 | |
| 35 | static void source(char *src); |
| 36 | static void rsource(char *src); |
| 37 | static void sink(char *targ); |
| 38 | |
| 39 | /* |
| 40 | * Print an error message and perform a fatal exit. |
| 41 | */ |
| 42 | void fatalbox(char *fmt, ...) |
| 43 | { |
| 44 | va_list ap; |
| 45 | va_start(ap, fmt); |
| 46 | fprintf(stderr, "Fatal: "); |
| 47 | vfprintf(stderr, fmt, ap); |
| 48 | fprintf(stderr, "\n"); |
| 49 | va_end(ap); |
| 50 | exit(1); |
| 51 | } |
| 52 | |
| 53 | /* |
| 54 | * Print an error message and exit after closing the SSH link. |
| 55 | */ |
| 56 | static void bump(char *fmt, ...) |
| 57 | { |
| 58 | va_list ap; |
| 59 | va_start(ap, fmt); |
| 60 | fprintf(stderr, "Fatal: "); |
| 61 | vfprintf(stderr, fmt, ap); |
| 62 | fprintf(stderr, "\n"); |
| 63 | va_end(ap); |
| 64 | if (connection_open) { |
| 65 | char ch; |
| 66 | ssh_send_eof(); |
| 67 | ssh_recv(&ch, 1); |
| 68 | } |
| 69 | exit(1); |
| 70 | } |
| 71 | |
| 72 | void ssh_get_password(char *prompt, char *str, int maxlen) |
| 73 | { |
| 74 | HANDLE hin, hout; |
| 75 | DWORD savemode, i; |
| 76 | |
| 77 | if (password) { |
| 78 | strncpy(str, password, maxlen); |
| 79 | str[maxlen-1] = '\0'; |
| 80 | password = NULL; |
| 81 | return; |
| 82 | } |
| 83 | |
| 84 | hin = GetStdHandle(STD_INPUT_HANDLE); |
| 85 | hout = GetStdHandle(STD_OUTPUT_HANDLE); |
| 86 | if (hin == INVALID_HANDLE_VALUE || hout == INVALID_HANDLE_VALUE) |
| 87 | bump("Cannot get standard input/output handles"); |
| 88 | |
| 89 | GetConsoleMode(hin, &savemode); |
| 90 | SetConsoleMode(hin, (savemode & (~ENABLE_ECHO_INPUT)) | |
| 91 | ENABLE_PROCESSED_INPUT | ENABLE_LINE_INPUT); |
| 92 | |
| 93 | WriteFile(hout, prompt, strlen(prompt), &i, NULL); |
| 94 | ReadFile(hin, str, maxlen-1, &i, NULL); |
| 95 | |
| 96 | SetConsoleMode(hin, savemode); |
| 97 | |
| 98 | if ((int)i > maxlen) i = maxlen-1; else i = i - 2; |
| 99 | str[i] = '\0'; |
| 100 | |
| 101 | WriteFile(hout, "\r\n", 2, &i, NULL); |
| 102 | } |
| 103 | |
| 104 | /* |
| 105 | * Open an SSH connection to user@host and execute cmd. |
| 106 | */ |
| 107 | static void do_cmd(char *host, char *user, char *cmd) |
| 108 | { |
| 109 | char *err, *realhost; |
| 110 | |
| 111 | if (host == NULL || host[0] == '\0') |
| 112 | bump("Empty host name"); |
| 113 | |
| 114 | /* Try to load settings for this host */ |
| 115 | do_defaults(host); |
| 116 | if (cfg.host[0] == '\0') { |
| 117 | /* No settings for this host; use defaults */ |
| 118 | strncpy(cfg.host, host, sizeof(cfg.host)-1); |
| 119 | cfg.host[sizeof(cfg.host)-1] = '\0'; |
| 120 | cfg.port = 22; |
| 121 | } |
| 122 | |
| 123 | /* Set username */ |
| 124 | if (user != NULL && user[0] != '\0') { |
| 125 | strncpy(cfg.username, user, sizeof(cfg.username)-1); |
| 126 | cfg.username[sizeof(cfg.username)-1] = '\0'; |
| 127 | } else if (cfg.username[0] == '\0') { |
| 128 | bump("Empty user name"); |
| 129 | } |
| 130 | |
| 131 | if (cfg.protocol != PROT_SSH) |
| 132 | cfg.port = 22; |
| 133 | |
| 134 | if (portnumber) |
| 135 | cfg.port = portnumber; |
| 136 | |
| 137 | err = ssh_init(cfg.host, cfg.port, cmd, &realhost); |
| 138 | if (err != NULL) |
| 139 | bump("ssh_init: %s", err); |
| 140 | if (verbose && realhost != NULL) |
| 141 | fprintf(stderr, "Connected to %s\n", realhost); |
| 142 | |
| 143 | connection_open = 1; |
| 144 | } |
| 145 | |
| 146 | /* |
| 147 | * Update statistic information about current file. |
| 148 | */ |
| 149 | static void print_stats(char *name, unsigned long size, unsigned long done, |
| 150 | time_t start, time_t now) |
| 151 | { |
| 152 | float ratebs; |
| 153 | unsigned long eta; |
| 154 | char etastr[10]; |
| 155 | int pct; |
| 156 | |
| 157 | if (now > start) |
| 158 | ratebs = (float) done / (now - start); |
| 159 | else |
| 160 | ratebs = (float) done; |
| 161 | |
| 162 | if (ratebs < 1.0) |
| 163 | eta = size - done; |
| 164 | else |
| 165 | eta = (unsigned long) ((size - done) / ratebs); |
| 166 | sprintf(etastr, "%02ld:%02ld:%02ld", |
| 167 | eta / 3600, (eta % 3600) / 60, eta % 60); |
| 168 | |
| 169 | pct = (int) (100.0 * (float) done / size); |
| 170 | |
| 171 | printf("\r%-25.25s | %10ld kB | %5.1f kB/s | ETA: %8s | %3d%%", |
| 172 | name, done / 1024, ratebs / 1024.0, |
| 173 | etastr, pct); |
| 174 | |
| 175 | if (done == size) |
| 176 | printf("\n"); |
| 177 | } |
| 178 | |
| 179 | /* |
| 180 | * Find a colon in str and return a pointer to the colon. |
| 181 | * This is used to seperate hostname from filename. |
| 182 | */ |
| 183 | static char * colon(char *str) |
| 184 | { |
| 185 | /* We ignore a leading colon, since the hostname cannot be |
| 186 | empty. We also ignore a colon as second character because |
| 187 | of filenames like f:myfile.txt. */ |
| 188 | if (str[0] == '\0' || |
| 189 | str[0] == ':' || |
| 190 | str[1] == ':') |
| 191 | return (NULL); |
| 192 | while (*str != '\0' && |
| 193 | *str != ':' && |
| 194 | *str != '/' && |
| 195 | *str != '\\') |
| 196 | str++; |
| 197 | if (*str == ':') |
| 198 | return (str); |
| 199 | else |
| 200 | return (NULL); |
| 201 | } |
| 202 | |
| 203 | /* |
| 204 | * Wait for a response from the other side. |
| 205 | * Return 0 if ok, -1 if error. |
| 206 | */ |
| 207 | static int response(void) |
| 208 | { |
| 209 | char ch, resp, rbuf[2048]; |
| 210 | int p; |
| 211 | |
| 212 | if (ssh_recv(&resp, 1) <= 0) |
| 213 | bump("Lost connection"); |
| 214 | |
| 215 | p = 0; |
| 216 | switch (resp) { |
| 217 | case 0: /* ok */ |
| 218 | return (0); |
| 219 | default: |
| 220 | rbuf[p++] = resp; |
| 221 | /* fallthrough */ |
| 222 | case 1: /* error */ |
| 223 | case 2: /* fatal error */ |
| 224 | do { |
| 225 | if (ssh_recv(&ch, 1) <= 0) |
| 226 | bump("Protocol error: Lost connection"); |
| 227 | rbuf[p++] = ch; |
| 228 | } while (p < sizeof(rbuf) && ch != '\n'); |
| 229 | rbuf[p-1] = '\0'; |
| 230 | if (resp == 1) |
| 231 | fprintf(stderr, "%s\n", rbuf); |
| 232 | else |
| 233 | bump("%s", rbuf); |
| 234 | errs++; |
| 235 | return (-1); |
| 236 | } |
| 237 | } |
| 238 | |
| 239 | /* |
| 240 | * Send an error message to the other side and to the screen. |
| 241 | * Increment error counter. |
| 242 | */ |
| 243 | static void run_err(const char *fmt, ...) |
| 244 | { |
| 245 | char str[2048]; |
| 246 | va_list ap; |
| 247 | va_start(ap, fmt); |
| 248 | errs++; |
| 249 | strcpy(str, "\01scp: "); |
| 250 | vsprintf(str+strlen(str), fmt, ap); |
| 251 | strcat(str, "\n"); |
| 252 | ssh_send(str, strlen(str)); |
| 253 | vfprintf(stderr, fmt, ap); |
| 254 | fprintf(stderr, "\n"); |
| 255 | va_end(ap); |
| 256 | } |
| 257 | |
| 258 | /* |
| 259 | * Execute the source part of the SCP protocol. |
| 260 | */ |
| 261 | static void source(char *src) |
| 262 | { |
| 263 | char buf[2048]; |
| 264 | unsigned long size; |
| 265 | char *last; |
| 266 | HANDLE f; |
| 267 | DWORD attr; |
| 268 | unsigned long i; |
| 269 | unsigned long stat_bytes; |
| 270 | time_t stat_starttime, stat_lasttime; |
| 271 | |
| 272 | attr = GetFileAttributes(src); |
| 273 | if (attr == -1) { |
| 274 | run_err("%s: No such file or directory", src); |
| 275 | return; |
| 276 | } |
| 277 | |
| 278 | if ((attr & FILE_ATTRIBUTE_DIRECTORY) != 0) { |
| 279 | if (recursive) { |
| 280 | /* |
| 281 | * Avoid . and .. directories. |
| 282 | */ |
| 283 | char *p; |
| 284 | p = strrchr(src, '/'); |
| 285 | if (!p) |
| 286 | p = strrchr(src, '\\'); |
| 287 | if (!p) |
| 288 | p = src; |
| 289 | else |
| 290 | p++; |
| 291 | if (!strcmp(p, ".") || !strcmp(p, "..")) |
| 292 | /* skip . and .. */; |
| 293 | else |
| 294 | rsource(src); |
| 295 | } else { |
| 296 | run_err("%s: not a regular file", src); |
| 297 | } |
| 298 | return; |
| 299 | } |
| 300 | |
| 301 | if ((last = strrchr(src, '/')) == NULL) |
| 302 | last = src; |
| 303 | else |
| 304 | last++; |
| 305 | if (strrchr(last, '\\') != NULL) |
| 306 | last = strrchr(last, '\\') + 1; |
| 307 | if (last == src && strchr(src, ':') != NULL) |
| 308 | last = strchr(src, ':') + 1; |
| 309 | |
| 310 | f = CreateFile(src, GENERIC_READ, FILE_SHARE_READ, NULL, |
| 311 | OPEN_EXISTING, 0, 0); |
| 312 | if (f == INVALID_HANDLE_VALUE) { |
| 313 | run_err("%s: Cannot open file"); |
| 314 | return; |
| 315 | } |
| 316 | |
| 317 | if (preserve) { |
| 318 | FILETIME actime, wrtime; |
| 319 | unsigned long mtime, atime; |
| 320 | GetFileTime(f, NULL, &actime, &wrtime); |
| 321 | TIME_WIN_TO_POSIX(actime, atime); |
| 322 | TIME_WIN_TO_POSIX(wrtime, mtime); |
| 323 | sprintf(buf, "T%lu 0 %lu 0\n", mtime, atime); |
| 324 | ssh_send(buf, strlen(buf)); |
| 325 | if (response()) |
| 326 | return; |
| 327 | } |
| 328 | |
| 329 | size = GetFileSize(f, NULL); |
| 330 | sprintf(buf, "C0644 %lu %s\n", size, last); |
| 331 | if (verbose) |
| 332 | fprintf(stderr, "Sending file modes: %s", buf); |
| 333 | ssh_send(buf, strlen(buf)); |
| 334 | if (response()) |
| 335 | return; |
| 336 | |
| 337 | if (statistics) { |
| 338 | stat_bytes = 0; |
| 339 | stat_starttime = time(NULL); |
| 340 | stat_lasttime = 0; |
| 341 | } |
| 342 | |
| 343 | for (i = 0; i < size; i += 4096) { |
| 344 | char transbuf[4096]; |
| 345 | DWORD j, k = 4096; |
| 346 | if (i + k > size) k = size - i; |
| 347 | if (! ReadFile(f, transbuf, k, &j, NULL) || j != k) { |
| 348 | if (statistics) printf("\n"); |
| 349 | bump("%s: Read error", src); |
| 350 | } |
| 351 | ssh_send(transbuf, k); |
| 352 | if (statistics) { |
| 353 | stat_bytes += k; |
| 354 | if (time(NULL) != stat_lasttime || |
| 355 | i + k == size) { |
| 356 | stat_lasttime = time(NULL); |
| 357 | print_stats(last, size, stat_bytes, |
| 358 | stat_starttime, stat_lasttime); |
| 359 | } |
| 360 | } |
| 361 | } |
| 362 | CloseHandle(f); |
| 363 | |
| 364 | ssh_send("", 1); |
| 365 | (void) response(); |
| 366 | } |
| 367 | |
| 368 | /* |
| 369 | * Recursively send the contents of a directory. |
| 370 | */ |
| 371 | static void rsource(char *src) |
| 372 | { |
| 373 | char buf[2048]; |
| 374 | char *last; |
| 375 | HANDLE dir; |
| 376 | WIN32_FIND_DATA fdat; |
| 377 | int ok; |
| 378 | |
| 379 | if ((last = strrchr(src, '/')) == NULL) |
| 380 | last = src; |
| 381 | else |
| 382 | last++; |
| 383 | if (strrchr(last, '\\') != NULL) |
| 384 | last = strrchr(last, '\\') + 1; |
| 385 | if (last == src && strchr(src, ':') != NULL) |
| 386 | last = strchr(src, ':') + 1; |
| 387 | |
| 388 | /* maybe send filetime */ |
| 389 | |
| 390 | sprintf(buf, "D0755 0 %s\n", last); |
| 391 | if (verbose) |
| 392 | fprintf(stderr, "Entering directory: %s", buf); |
| 393 | ssh_send(buf, strlen(buf)); |
| 394 | if (response()) |
| 395 | return; |
| 396 | |
| 397 | sprintf(buf, "%s/*", src); |
| 398 | dir = FindFirstFile(buf, &fdat); |
| 399 | ok = (dir != INVALID_HANDLE_VALUE); |
| 400 | while (ok) { |
| 401 | if (strcmp(fdat.cFileName, ".") == 0 || |
| 402 | strcmp(fdat.cFileName, "..") == 0) { |
| 403 | } else if (strlen(src) + 1 + strlen(fdat.cFileName) >= |
| 404 | sizeof(buf)) { |
| 405 | run_err("%s/%s: Name too long", src, fdat.cFileName); |
| 406 | } else { |
| 407 | sprintf(buf, "%s/%s", src, fdat.cFileName); |
| 408 | source(buf); |
| 409 | } |
| 410 | ok = FindNextFile(dir, &fdat); |
| 411 | } |
| 412 | FindClose(dir); |
| 413 | |
| 414 | sprintf(buf, "E\n"); |
| 415 | ssh_send(buf, strlen(buf)); |
| 416 | (void) response(); |
| 417 | } |
| 418 | |
| 419 | /* |
| 420 | * Execute the sink part of the SCP protocol. |
| 421 | */ |
| 422 | static void sink(char *targ) |
| 423 | { |
| 424 | char buf[2048]; |
| 425 | char namebuf[2048]; |
| 426 | char ch; |
| 427 | int targisdir = 0; |
| 428 | int settime = 0; |
| 429 | int exists; |
| 430 | DWORD attr; |
| 431 | HANDLE f; |
| 432 | unsigned long mtime, atime; |
| 433 | unsigned int mode; |
| 434 | unsigned long size, i; |
| 435 | int wrerror = 0; |
| 436 | unsigned long stat_bytes; |
| 437 | time_t stat_starttime, stat_lasttime; |
| 438 | char *stat_name; |
| 439 | |
| 440 | attr = GetFileAttributes(targ); |
| 441 | if (attr != -1 && (attr & FILE_ATTRIBUTE_DIRECTORY) != 0) |
| 442 | targisdir = 1; |
| 443 | |
| 444 | if (targetshouldbedirectory && !targisdir) |
| 445 | bump("%s: Not a directory", targ); |
| 446 | |
| 447 | ssh_send("", 1); |
| 448 | while (1) { |
| 449 | settime = 0; |
| 450 | gottime: |
| 451 | if (ssh_recv(&ch, 1) <= 0) |
| 452 | return; |
| 453 | if (ch == '\n') |
| 454 | bump("Protocol error: Unexpected newline"); |
| 455 | i = 0; |
| 456 | buf[i++] = ch; |
| 457 | do { |
| 458 | if (ssh_recv(&ch, 1) <= 0) |
| 459 | bump("Lost connection"); |
| 460 | buf[i++] = ch; |
| 461 | } while (i < sizeof(buf) && ch != '\n'); |
| 462 | buf[i-1] = '\0'; |
| 463 | switch (buf[0]) { |
| 464 | case '\01': /* error */ |
| 465 | fprintf(stderr, "%s\n", buf+1); |
| 466 | errs++; |
| 467 | continue; |
| 468 | case '\02': /* fatal error */ |
| 469 | bump("%s", buf+1); |
| 470 | case 'E': |
| 471 | ssh_send("", 1); |
| 472 | return; |
| 473 | case 'T': |
| 474 | if (sscanf(buf, "T%ld %*d %ld %*d", |
| 475 | &mtime, &atime) == 2) { |
| 476 | settime = 1; |
| 477 | ssh_send("", 1); |
| 478 | goto gottime; |
| 479 | } |
| 480 | bump("Protocol error: Illegal time format"); |
| 481 | case 'C': |
| 482 | case 'D': |
| 483 | break; |
| 484 | default: |
| 485 | bump("Protocol error: Expected control record"); |
| 486 | } |
| 487 | |
| 488 | if (sscanf(buf+1, "%u %lu %[^\n]", &mode, &size, namebuf) != 3) |
| 489 | bump("Protocol error: Illegal file descriptor format"); |
| 490 | if (targisdir) { |
| 491 | char t[2048]; |
| 492 | strcpy(t, targ); |
| 493 | if (targ[0] != '\0') |
| 494 | strcat(t, "/"); |
| 495 | strcat(t, namebuf); |
| 496 | strcpy(namebuf, t); |
| 497 | } else { |
| 498 | strcpy(namebuf, targ); |
| 499 | } |
| 500 | attr = GetFileAttributes(namebuf); |
| 501 | exists = (attr != -1); |
| 502 | |
| 503 | if (buf[0] == 'D') { |
| 504 | if (exists && (attr & FILE_ATTRIBUTE_DIRECTORY) == 0) { |
| 505 | run_err("%s: Not a directory", namebuf); |
| 506 | continue; |
| 507 | } |
| 508 | if (!exists) { |
| 509 | if (! CreateDirectory(namebuf, NULL)) { |
| 510 | run_err("%s: Cannot create directory", |
| 511 | namebuf); |
| 512 | continue; |
| 513 | } |
| 514 | } |
| 515 | sink(namebuf); |
| 516 | /* can we set the timestamp for directories ? */ |
| 517 | continue; |
| 518 | } |
| 519 | |
| 520 | f = CreateFile(namebuf, GENERIC_WRITE, 0, NULL, |
| 521 | CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0); |
| 522 | if (f == INVALID_HANDLE_VALUE) { |
| 523 | run_err("%s: Cannot create file", namebuf); |
| 524 | continue; |
| 525 | } |
| 526 | |
| 527 | ssh_send("", 1); |
| 528 | |
| 529 | if (statistics) { |
| 530 | stat_bytes = 0; |
| 531 | stat_starttime = time(NULL); |
| 532 | stat_lasttime = 0; |
| 533 | if ((stat_name = strrchr(namebuf, '/')) == NULL) |
| 534 | stat_name = namebuf; |
| 535 | else |
| 536 | stat_name++; |
| 537 | if (strrchr(stat_name, '\\') != NULL) |
| 538 | stat_name = strrchr(stat_name, '\\') + 1; |
| 539 | } |
| 540 | |
| 541 | for (i = 0; i < size; i += 4096) { |
| 542 | char transbuf[4096]; |
| 543 | int j, k = 4096; |
| 544 | if (i + k > size) k = size - i; |
| 545 | if (ssh_recv(transbuf, k) == 0) |
| 546 | bump("Lost connection"); |
| 547 | if (wrerror) continue; |
| 548 | if (! WriteFile(f, transbuf, k, &j, NULL) || j != k) { |
| 549 | wrerror = 1; |
| 550 | if (statistics) |
| 551 | printf("\r%-25.25s | %50s\n", |
| 552 | stat_name, |
| 553 | "Write error.. waiting for end of file"); |
| 554 | continue; |
| 555 | } |
| 556 | if (statistics) { |
| 557 | stat_bytes += k; |
| 558 | if (time(NULL) > stat_lasttime || |
| 559 | i + k == size) { |
| 560 | stat_lasttime = time(NULL); |
| 561 | print_stats(stat_name, size, stat_bytes, |
| 562 | stat_starttime, stat_lasttime); |
| 563 | } |
| 564 | } |
| 565 | } |
| 566 | (void) response(); |
| 567 | |
| 568 | if (settime) { |
| 569 | FILETIME actime, wrtime; |
| 570 | TIME_POSIX_TO_WIN(atime, actime); |
| 571 | TIME_POSIX_TO_WIN(mtime, wrtime); |
| 572 | SetFileTime(f, NULL, &actime, &wrtime); |
| 573 | } |
| 574 | |
| 575 | CloseHandle(f); |
| 576 | if (wrerror) { |
| 577 | run_err("%s: Write error", namebuf); |
| 578 | continue; |
| 579 | } |
| 580 | ssh_send("", 1); |
| 581 | } |
| 582 | } |
| 583 | |
| 584 | /* |
| 585 | * We will copy local files to a remote server. |
| 586 | */ |
| 587 | static void toremote(int argc, char *argv[]) |
| 588 | { |
| 589 | char *src, *targ, *host, *user; |
| 590 | char *cmd; |
| 591 | int i; |
| 592 | |
| 593 | targ = argv[argc-1]; |
| 594 | |
| 595 | /* Seperate host from filename */ |
| 596 | host = targ; |
| 597 | targ = colon(targ); |
| 598 | if (targ == NULL) |
| 599 | bump("targ == NULL in toremote()"); |
| 600 | *targ++ = '\0'; |
| 601 | if (*targ == '\0') |
| 602 | targ = "."; |
| 603 | /* Substitute "." for emtpy target */ |
| 604 | |
| 605 | /* Seperate host and username */ |
| 606 | user = host; |
| 607 | host = strrchr(host, '@'); |
| 608 | if (host == NULL) { |
| 609 | host = user; |
| 610 | user = NULL; |
| 611 | } else { |
| 612 | *host++ = '\0'; |
| 613 | if (*user == '\0') |
| 614 | user = NULL; |
| 615 | } |
| 616 | |
| 617 | if (argc == 2) { |
| 618 | /* Find out if the source filespec covers multiple files |
| 619 | if so, we should set the targetshouldbedirectory flag */ |
| 620 | HANDLE fh; |
| 621 | WIN32_FIND_DATA fdat; |
| 622 | if (colon(argv[0]) != NULL) |
| 623 | bump("%s: Remote to remote not supported", argv[0]); |
| 624 | fh = FindFirstFile(argv[0], &fdat); |
| 625 | if (fh == INVALID_HANDLE_VALUE) |
| 626 | bump("%s: No such file or directory\n", argv[0]); |
| 627 | if (FindNextFile(fh, &fdat)) |
| 628 | targetshouldbedirectory = 1; |
| 629 | FindClose(fh); |
| 630 | } |
| 631 | |
| 632 | cmd = smalloc(strlen(targ) + 100); |
| 633 | sprintf(cmd, "scp%s%s%s%s -t %s", |
| 634 | verbose ? " -v" : "", |
| 635 | recursive ? " -r" : "", |
| 636 | preserve ? " -p" : "", |
| 637 | targetshouldbedirectory ? " -d" : "", |
| 638 | targ); |
| 639 | do_cmd(host, user, cmd); |
| 640 | sfree(cmd); |
| 641 | |
| 642 | (void) response(); |
| 643 | |
| 644 | for (i = 0; i < argc - 1; i++) { |
| 645 | HANDLE dir; |
| 646 | WIN32_FIND_DATA fdat; |
| 647 | src = argv[i]; |
| 648 | if (colon(src) != NULL) { |
| 649 | fprintf(stderr, |
| 650 | "%s: Remote to remote not supported\n", src); |
| 651 | errs++; |
| 652 | continue; |
| 653 | } |
| 654 | dir = FindFirstFile(src, &fdat); |
| 655 | if (dir == INVALID_HANDLE_VALUE) { |
| 656 | run_err("%s: No such file or directory", src); |
| 657 | continue; |
| 658 | } |
| 659 | do { |
| 660 | char *last; |
| 661 | char namebuf[2048]; |
| 662 | if (strlen(src) + strlen(fdat.cFileName) >= |
| 663 | sizeof(namebuf)) { |
| 664 | fprintf(stderr, "%s: Name too long", src); |
| 665 | continue; |
| 666 | } |
| 667 | strcpy(namebuf, src); |
| 668 | if ((last = strrchr(namebuf, '/')) == NULL) |
| 669 | last = namebuf; |
| 670 | else |
| 671 | last++; |
| 672 | if (strrchr(last, '\\') != NULL) |
| 673 | last = strrchr(last, '\\') + 1; |
| 674 | if (last == namebuf && strrchr(namebuf, ':') != NULL) |
| 675 | last = strchr(namebuf, ':') + 1; |
| 676 | strcpy(last, fdat.cFileName); |
| 677 | source(namebuf); |
| 678 | } while (FindNextFile(dir, &fdat)); |
| 679 | FindClose(dir); |
| 680 | } |
| 681 | } |
| 682 | |
| 683 | /* |
| 684 | * We will copy files from a remote server to the local machine. |
| 685 | */ |
| 686 | static void tolocal(int argc, char *argv[]) |
| 687 | { |
| 688 | char *src, *targ, *host, *user; |
| 689 | char *cmd; |
| 690 | |
| 691 | if (argc != 2) |
| 692 | bump("More than one remote source not supported"); |
| 693 | |
| 694 | src = argv[0]; |
| 695 | targ = argv[1]; |
| 696 | |
| 697 | /* Seperate host from filename */ |
| 698 | host = src; |
| 699 | src = colon(src); |
| 700 | if (src == NULL) |
| 701 | bump("Local to local copy not supported"); |
| 702 | *src++ = '\0'; |
| 703 | if (*src == '\0') |
| 704 | src = "."; |
| 705 | /* Substitute "." for empty filename */ |
| 706 | |
| 707 | /* Seperate username and hostname */ |
| 708 | user = host; |
| 709 | host = strrchr(host, '@'); |
| 710 | if (host == NULL) { |
| 711 | host = user; |
| 712 | user = NULL; |
| 713 | } else { |
| 714 | *host++ = '\0'; |
| 715 | if (*user == '\0') |
| 716 | user = NULL; |
| 717 | } |
| 718 | |
| 719 | cmd = smalloc(strlen(src) + 100); |
| 720 | sprintf(cmd, "scp%s%s%s%s -f %s", |
| 721 | verbose ? " -v" : "", |
| 722 | recursive ? " -r" : "", |
| 723 | preserve ? " -p" : "", |
| 724 | targetshouldbedirectory ? " -d" : "", |
| 725 | src); |
| 726 | do_cmd(host, user, cmd); |
| 727 | sfree(cmd); |
| 728 | |
| 729 | sink(targ); |
| 730 | } |
| 731 | |
| 732 | /* |
| 733 | * Initialize the Win$ock driver. |
| 734 | */ |
| 735 | static void init_winsock() |
| 736 | { |
| 737 | WORD winsock_ver; |
| 738 | WSADATA wsadata; |
| 739 | |
| 740 | winsock_ver = MAKEWORD(1, 1); |
| 741 | if (WSAStartup(winsock_ver, &wsadata)) |
| 742 | bump("Unable to initialise WinSock"); |
| 743 | if (LOBYTE(wsadata.wVersion) != 1 || |
| 744 | HIBYTE(wsadata.wVersion) != 1) |
| 745 | bump("WinSock version is incompatible with 1.1"); |
| 746 | } |
| 747 | |
| 748 | /* |
| 749 | * Short description of parameters. |
| 750 | */ |
| 751 | static void usage() |
| 752 | { |
| 753 | printf("PuTTY Secure Copy client\n"); |
| 754 | printf("%s\n", ver); |
| 755 | printf("Usage: scp [options] [user@]host:source target\n"); |
| 756 | printf(" scp [options] source [source...] [user@]host:target\n"); |
| 757 | printf("Options:\n"); |
| 758 | printf(" -p preserve file attributes\n"); |
| 759 | printf(" -q quiet, don't show statistics\n"); |
| 760 | printf(" -r copy directories recursively\n"); |
| 761 | printf(" -v show verbose messages\n"); |
| 762 | printf(" -P port connect to specified port\n"); |
| 763 | printf(" -pw passw login with specified password\n"); |
| 764 | exit(1); |
| 765 | } |
| 766 | |
| 767 | /* |
| 768 | * Main program (no, really?) |
| 769 | */ |
| 770 | int main(int argc, char *argv[]) |
| 771 | { |
| 772 | int i; |
| 773 | |
| 774 | init_winsock(); |
| 775 | |
| 776 | for (i = 1; i < argc; i++) { |
| 777 | if (argv[i][0] != '-') |
| 778 | break; |
| 779 | if (strcmp(argv[i], "-v") == 0) |
| 780 | verbose = 1; |
| 781 | else if (strcmp(argv[i], "-r") == 0) |
| 782 | recursive = 1; |
| 783 | else if (strcmp(argv[i], "-p") == 0) |
| 784 | preserve = 1; |
| 785 | else if (strcmp(argv[i], "-q") == 0) |
| 786 | statistics = 0; |
| 787 | else if (strcmp(argv[i], "-h") == 0 || |
| 788 | strcmp(argv[i], "-?") == 0) |
| 789 | usage(); |
| 790 | else if (strcmp(argv[i], "-P") == 0 && i+1 < argc) |
| 791 | portnumber = atoi(argv[++i]); |
| 792 | else if (strcmp(argv[i], "-pw") == 0 && i+1 < argc) |
| 793 | password = argv[++i]; |
| 794 | else if (strcmp(argv[i], "--") == 0) |
| 795 | { i++; break; } |
| 796 | else |
| 797 | usage(); |
| 798 | } |
| 799 | argc -= i; |
| 800 | argv += i; |
| 801 | |
| 802 | if (argc < 2) |
| 803 | usage(); |
| 804 | if (argc > 2) |
| 805 | targetshouldbedirectory = 1; |
| 806 | |
| 807 | if (colon(argv[argc-1]) != NULL) |
| 808 | toremote(argc, argv); |
| 809 | else |
| 810 | tolocal(argc, argv); |
| 811 | |
| 812 | if (connection_open) { |
| 813 | char ch; |
| 814 | ssh_send_eof(); |
| 815 | ssh_recv(&ch, 1); |
| 816 | } |
| 817 | WSACleanup(); |
| 818 | random_save_seed(); |
| 819 | |
| 820 | return (errs == 0 ? 0 : 1); |
| 821 | } |
| 822 | |
| 823 | /* end */ |