| 1 | /* |
| 2 | * scp.c - Scp (Secure Copy) client for PuTTY. |
| 3 | * Joris van Rantwijk, Simon Tatham |
| 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 | static 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 | * This function is needed to link with ssh.c, but it never gets called. |
| 41 | */ |
| 42 | void term_out(void) |
| 43 | { |
| 44 | abort(); |
| 45 | } |
| 46 | |
| 47 | /* |
| 48 | * Print an error message and perform a fatal exit. |
| 49 | */ |
| 50 | void fatalbox(char *fmt, ...) |
| 51 | { |
| 52 | va_list ap; |
| 53 | va_start(ap, fmt); |
| 54 | fprintf(stderr, "Fatal: "); |
| 55 | vfprintf(stderr, fmt, ap); |
| 56 | fprintf(stderr, "\n"); |
| 57 | va_end(ap); |
| 58 | exit(1); |
| 59 | } |
| 60 | |
| 61 | /* |
| 62 | * Print an error message and exit after closing the SSH link. |
| 63 | */ |
| 64 | static void bump(char *fmt, ...) |
| 65 | { |
| 66 | va_list ap; |
| 67 | va_start(ap, fmt); |
| 68 | fprintf(stderr, "Fatal: "); |
| 69 | vfprintf(stderr, fmt, ap); |
| 70 | fprintf(stderr, "\n"); |
| 71 | va_end(ap); |
| 72 | if (connection_open) { |
| 73 | char ch; |
| 74 | ssh_scp_send_eof(); |
| 75 | ssh_scp_recv(&ch, 1); |
| 76 | } |
| 77 | exit(1); |
| 78 | } |
| 79 | |
| 80 | static int get_password(const char *prompt, char *str, int maxlen) |
| 81 | { |
| 82 | HANDLE hin, hout; |
| 83 | DWORD savemode, i; |
| 84 | |
| 85 | if (password) { |
| 86 | static int tried_once = 0; |
| 87 | |
| 88 | if (tried_once) { |
| 89 | return 0; |
| 90 | } else { |
| 91 | strncpy(str, password, maxlen); |
| 92 | str[maxlen-1] = '\0'; |
| 93 | tried_once = 1; |
| 94 | return 1; |
| 95 | } |
| 96 | } |
| 97 | |
| 98 | hin = GetStdHandle(STD_INPUT_HANDLE); |
| 99 | hout = GetStdHandle(STD_OUTPUT_HANDLE); |
| 100 | if (hin == INVALID_HANDLE_VALUE || hout == INVALID_HANDLE_VALUE) |
| 101 | bump("Cannot get standard input/output handles"); |
| 102 | |
| 103 | GetConsoleMode(hin, &savemode); |
| 104 | SetConsoleMode(hin, (savemode & (~ENABLE_ECHO_INPUT)) | |
| 105 | ENABLE_PROCESSED_INPUT | ENABLE_LINE_INPUT); |
| 106 | |
| 107 | WriteFile(hout, prompt, strlen(prompt), &i, NULL); |
| 108 | ReadFile(hin, str, maxlen-1, &i, NULL); |
| 109 | |
| 110 | SetConsoleMode(hin, savemode); |
| 111 | |
| 112 | if ((int)i > maxlen) i = maxlen-1; else i = i - 2; |
| 113 | str[i] = '\0'; |
| 114 | |
| 115 | WriteFile(hout, "\r\n", 2, &i, NULL); |
| 116 | |
| 117 | return 1; |
| 118 | } |
| 119 | |
| 120 | /* |
| 121 | * Open an SSH connection to user@host and execute cmd. |
| 122 | */ |
| 123 | static void do_cmd(char *host, char *user, char *cmd) |
| 124 | { |
| 125 | char *err, *realhost; |
| 126 | |
| 127 | if (host == NULL || host[0] == '\0') |
| 128 | bump("Empty host name"); |
| 129 | |
| 130 | /* Try to load settings for this host */ |
| 131 | do_defaults(host); |
| 132 | if (cfg.host[0] == '\0') { |
| 133 | /* No settings for this host; use defaults */ |
| 134 | strncpy(cfg.host, host, sizeof(cfg.host)-1); |
| 135 | cfg.host[sizeof(cfg.host)-1] = '\0'; |
| 136 | cfg.port = 22; |
| 137 | } |
| 138 | |
| 139 | /* Set username */ |
| 140 | if (user != NULL && user[0] != '\0') { |
| 141 | strncpy(cfg.username, user, sizeof(cfg.username)-1); |
| 142 | cfg.username[sizeof(cfg.username)-1] = '\0'; |
| 143 | } else if (cfg.username[0] == '\0') { |
| 144 | bump("Empty user name"); |
| 145 | } |
| 146 | |
| 147 | if (cfg.protocol != PROT_SSH) |
| 148 | cfg.port = 22; |
| 149 | |
| 150 | if (portnumber) |
| 151 | cfg.port = portnumber; |
| 152 | |
| 153 | err = ssh_scp_init(cfg.host, cfg.port, cmd, &realhost); |
| 154 | if (err != NULL) |
| 155 | bump("ssh_init: %s", err); |
| 156 | if (verbose && realhost != NULL) |
| 157 | fprintf(stderr, "Connected to %s\n", realhost); |
| 158 | |
| 159 | connection_open = 1; |
| 160 | } |
| 161 | |
| 162 | /* |
| 163 | * Update statistic information about current file. |
| 164 | */ |
| 165 | static void print_stats(char *name, unsigned long size, unsigned long done, |
| 166 | time_t start, time_t now) |
| 167 | { |
| 168 | float ratebs; |
| 169 | unsigned long eta; |
| 170 | char etastr[10]; |
| 171 | int pct; |
| 172 | |
| 173 | if (now > start) |
| 174 | ratebs = (float) done / (now - start); |
| 175 | else |
| 176 | ratebs = (float) done; |
| 177 | |
| 178 | if (ratebs < 1.0) |
| 179 | eta = size - done; |
| 180 | else |
| 181 | eta = (unsigned long) ((size - done) / ratebs); |
| 182 | sprintf(etastr, "%02ld:%02ld:%02ld", |
| 183 | eta / 3600, (eta % 3600) / 60, eta % 60); |
| 184 | |
| 185 | pct = (int) (100.0 * (float) done / size); |
| 186 | |
| 187 | printf("\r%-25.25s | %10ld kB | %5.1f kB/s | ETA: %8s | %3d%%", |
| 188 | name, done / 1024, ratebs / 1024.0, |
| 189 | etastr, pct); |
| 190 | |
| 191 | if (done == size) |
| 192 | printf("\n"); |
| 193 | } |
| 194 | |
| 195 | /* |
| 196 | * Find a colon in str and return a pointer to the colon. |
| 197 | * This is used to separate hostname from filename. |
| 198 | */ |
| 199 | static char * colon(char *str) |
| 200 | { |
| 201 | /* We ignore a leading colon, since the hostname cannot be |
| 202 | empty. We also ignore a colon as second character because |
| 203 | of filenames like f:myfile.txt. */ |
| 204 | if (str[0] == '\0' || |
| 205 | str[0] == ':' || |
| 206 | str[1] == ':') |
| 207 | return (NULL); |
| 208 | while (*str != '\0' && |
| 209 | *str != ':' && |
| 210 | *str != '/' && |
| 211 | *str != '\\') |
| 212 | str++; |
| 213 | if (*str == ':') |
| 214 | return (str); |
| 215 | else |
| 216 | return (NULL); |
| 217 | } |
| 218 | |
| 219 | /* |
| 220 | * Wait for a response from the other side. |
| 221 | * Return 0 if ok, -1 if error. |
| 222 | */ |
| 223 | static int response(void) |
| 224 | { |
| 225 | char ch, resp, rbuf[2048]; |
| 226 | int p; |
| 227 | |
| 228 | if (ssh_scp_recv(&resp, 1) <= 0) |
| 229 | bump("Lost connection"); |
| 230 | |
| 231 | p = 0; |
| 232 | switch (resp) { |
| 233 | case 0: /* ok */ |
| 234 | return (0); |
| 235 | default: |
| 236 | rbuf[p++] = resp; |
| 237 | /* fallthrough */ |
| 238 | case 1: /* error */ |
| 239 | case 2: /* fatal error */ |
| 240 | do { |
| 241 | if (ssh_scp_recv(&ch, 1) <= 0) |
| 242 | bump("Protocol error: Lost connection"); |
| 243 | rbuf[p++] = ch; |
| 244 | } while (p < sizeof(rbuf) && ch != '\n'); |
| 245 | rbuf[p-1] = '\0'; |
| 246 | if (resp == 1) |
| 247 | fprintf(stderr, "%s\n", rbuf); |
| 248 | else |
| 249 | bump("%s", rbuf); |
| 250 | errs++; |
| 251 | return (-1); |
| 252 | } |
| 253 | } |
| 254 | |
| 255 | /* |
| 256 | * Send an error message to the other side and to the screen. |
| 257 | * Increment error counter. |
| 258 | */ |
| 259 | static void run_err(const char *fmt, ...) |
| 260 | { |
| 261 | char str[2048]; |
| 262 | va_list ap; |
| 263 | va_start(ap, fmt); |
| 264 | errs++; |
| 265 | strcpy(str, "\01scp: "); |
| 266 | vsprintf(str+strlen(str), fmt, ap); |
| 267 | strcat(str, "\n"); |
| 268 | ssh_scp_send(str, strlen(str)); |
| 269 | vfprintf(stderr, fmt, ap); |
| 270 | fprintf(stderr, "\n"); |
| 271 | va_end(ap); |
| 272 | } |
| 273 | |
| 274 | /* |
| 275 | * Execute the source part of the SCP protocol. |
| 276 | */ |
| 277 | static void source(char *src) |
| 278 | { |
| 279 | char buf[2048]; |
| 280 | unsigned long size; |
| 281 | char *last; |
| 282 | HANDLE f; |
| 283 | DWORD attr; |
| 284 | unsigned long i; |
| 285 | unsigned long stat_bytes; |
| 286 | time_t stat_starttime, stat_lasttime; |
| 287 | |
| 288 | attr = GetFileAttributes(src); |
| 289 | if (attr == (DWORD)-1) { |
| 290 | run_err("%s: No such file or directory", src); |
| 291 | return; |
| 292 | } |
| 293 | |
| 294 | if ((attr & FILE_ATTRIBUTE_DIRECTORY) != 0) { |
| 295 | if (recursive) { |
| 296 | /* |
| 297 | * Avoid . and .. directories. |
| 298 | */ |
| 299 | char *p; |
| 300 | p = strrchr(src, '/'); |
| 301 | if (!p) |
| 302 | p = strrchr(src, '\\'); |
| 303 | if (!p) |
| 304 | p = src; |
| 305 | else |
| 306 | p++; |
| 307 | if (!strcmp(p, ".") || !strcmp(p, "..")) |
| 308 | /* skip . and .. */; |
| 309 | else |
| 310 | rsource(src); |
| 311 | } else { |
| 312 | run_err("%s: not a regular file", src); |
| 313 | } |
| 314 | return; |
| 315 | } |
| 316 | |
| 317 | if ((last = strrchr(src, '/')) == NULL) |
| 318 | last = src; |
| 319 | else |
| 320 | last++; |
| 321 | if (strrchr(last, '\\') != NULL) |
| 322 | last = strrchr(last, '\\') + 1; |
| 323 | if (last == src && strchr(src, ':') != NULL) |
| 324 | last = strchr(src, ':') + 1; |
| 325 | |
| 326 | f = CreateFile(src, GENERIC_READ, FILE_SHARE_READ, NULL, |
| 327 | OPEN_EXISTING, 0, 0); |
| 328 | if (f == INVALID_HANDLE_VALUE) { |
| 329 | run_err("%s: Cannot open file", src); |
| 330 | return; |
| 331 | } |
| 332 | |
| 333 | if (preserve) { |
| 334 | FILETIME actime, wrtime; |
| 335 | unsigned long mtime, atime; |
| 336 | GetFileTime(f, NULL, &actime, &wrtime); |
| 337 | TIME_WIN_TO_POSIX(actime, atime); |
| 338 | TIME_WIN_TO_POSIX(wrtime, mtime); |
| 339 | sprintf(buf, "T%lu 0 %lu 0\n", mtime, atime); |
| 340 | ssh_scp_send(buf, strlen(buf)); |
| 341 | if (response()) |
| 342 | return; |
| 343 | } |
| 344 | |
| 345 | size = GetFileSize(f, NULL); |
| 346 | sprintf(buf, "C0644 %lu %s\n", size, last); |
| 347 | if (verbose) |
| 348 | fprintf(stderr, "Sending file modes: %s", buf); |
| 349 | ssh_scp_send(buf, strlen(buf)); |
| 350 | if (response()) |
| 351 | return; |
| 352 | |
| 353 | if (statistics) { |
| 354 | stat_bytes = 0; |
| 355 | stat_starttime = time(NULL); |
| 356 | stat_lasttime = 0; |
| 357 | } |
| 358 | |
| 359 | for (i = 0; i < size; i += 4096) { |
| 360 | char transbuf[4096]; |
| 361 | DWORD j, k = 4096; |
| 362 | if (i + k > size) k = size - i; |
| 363 | if (! ReadFile(f, transbuf, k, &j, NULL) || j != k) { |
| 364 | if (statistics) printf("\n"); |
| 365 | bump("%s: Read error", src); |
| 366 | } |
| 367 | ssh_scp_send(transbuf, k); |
| 368 | if (statistics) { |
| 369 | stat_bytes += k; |
| 370 | if (time(NULL) != stat_lasttime || |
| 371 | i + k == size) { |
| 372 | stat_lasttime = time(NULL); |
| 373 | print_stats(last, size, stat_bytes, |
| 374 | stat_starttime, stat_lasttime); |
| 375 | } |
| 376 | } |
| 377 | } |
| 378 | CloseHandle(f); |
| 379 | |
| 380 | ssh_scp_send("", 1); |
| 381 | (void) response(); |
| 382 | } |
| 383 | |
| 384 | /* |
| 385 | * Recursively send the contents of a directory. |
| 386 | */ |
| 387 | static void rsource(char *src) |
| 388 | { |
| 389 | char buf[2048]; |
| 390 | char *last; |
| 391 | HANDLE dir; |
| 392 | WIN32_FIND_DATA fdat; |
| 393 | int ok; |
| 394 | |
| 395 | if ((last = strrchr(src, '/')) == NULL) |
| 396 | last = src; |
| 397 | else |
| 398 | last++; |
| 399 | if (strrchr(last, '\\') != NULL) |
| 400 | last = strrchr(last, '\\') + 1; |
| 401 | if (last == src && strchr(src, ':') != NULL) |
| 402 | last = strchr(src, ':') + 1; |
| 403 | |
| 404 | /* maybe send filetime */ |
| 405 | |
| 406 | sprintf(buf, "D0755 0 %s\n", last); |
| 407 | if (verbose) |
| 408 | fprintf(stderr, "Entering directory: %s", buf); |
| 409 | ssh_scp_send(buf, strlen(buf)); |
| 410 | if (response()) |
| 411 | return; |
| 412 | |
| 413 | sprintf(buf, "%s/*", src); |
| 414 | dir = FindFirstFile(buf, &fdat); |
| 415 | ok = (dir != INVALID_HANDLE_VALUE); |
| 416 | while (ok) { |
| 417 | if (strcmp(fdat.cFileName, ".") == 0 || |
| 418 | strcmp(fdat.cFileName, "..") == 0) { |
| 419 | } else if (strlen(src) + 1 + strlen(fdat.cFileName) >= |
| 420 | sizeof(buf)) { |
| 421 | run_err("%s/%s: Name too long", src, fdat.cFileName); |
| 422 | } else { |
| 423 | sprintf(buf, "%s/%s", src, fdat.cFileName); |
| 424 | source(buf); |
| 425 | } |
| 426 | ok = FindNextFile(dir, &fdat); |
| 427 | } |
| 428 | FindClose(dir); |
| 429 | |
| 430 | sprintf(buf, "E\n"); |
| 431 | ssh_scp_send(buf, strlen(buf)); |
| 432 | (void) response(); |
| 433 | } |
| 434 | |
| 435 | /* |
| 436 | * Execute the sink part of the SCP protocol. |
| 437 | */ |
| 438 | static void sink(char *targ) |
| 439 | { |
| 440 | char buf[2048]; |
| 441 | char namebuf[2048]; |
| 442 | char ch; |
| 443 | int targisdir = 0; |
| 444 | int settime; |
| 445 | int exists; |
| 446 | DWORD attr; |
| 447 | HANDLE f; |
| 448 | unsigned long mtime, atime; |
| 449 | unsigned int mode; |
| 450 | unsigned long size, i; |
| 451 | int wrerror = 0; |
| 452 | unsigned long stat_bytes; |
| 453 | time_t stat_starttime, stat_lasttime; |
| 454 | char *stat_name; |
| 455 | |
| 456 | attr = GetFileAttributes(targ); |
| 457 | if (attr != (DWORD)-1 && (attr & FILE_ATTRIBUTE_DIRECTORY) != 0) |
| 458 | targisdir = 1; |
| 459 | |
| 460 | if (targetshouldbedirectory && !targisdir) |
| 461 | bump("%s: Not a directory", targ); |
| 462 | |
| 463 | ssh_scp_send("", 1); |
| 464 | while (1) { |
| 465 | settime = 0; |
| 466 | gottime: |
| 467 | if (ssh_scp_recv(&ch, 1) <= 0) |
| 468 | return; |
| 469 | if (ch == '\n') |
| 470 | bump("Protocol error: Unexpected newline"); |
| 471 | i = 0; |
| 472 | buf[i++] = ch; |
| 473 | do { |
| 474 | if (ssh_scp_recv(&ch, 1) <= 0) |
| 475 | bump("Lost connection"); |
| 476 | buf[i++] = ch; |
| 477 | } while (i < sizeof(buf) && ch != '\n'); |
| 478 | buf[i-1] = '\0'; |
| 479 | switch (buf[0]) { |
| 480 | case '\01': /* error */ |
| 481 | fprintf(stderr, "%s\n", buf+1); |
| 482 | errs++; |
| 483 | continue; |
| 484 | case '\02': /* fatal error */ |
| 485 | bump("%s", buf+1); |
| 486 | case 'E': |
| 487 | ssh_scp_send("", 1); |
| 488 | return; |
| 489 | case 'T': |
| 490 | if (sscanf(buf, "T%ld %*d %ld %*d", |
| 491 | &mtime, &atime) == 2) { |
| 492 | settime = 1; |
| 493 | ssh_scp_send("", 1); |
| 494 | goto gottime; |
| 495 | } |
| 496 | bump("Protocol error: Illegal time format"); |
| 497 | case 'C': |
| 498 | case 'D': |
| 499 | break; |
| 500 | default: |
| 501 | bump("Protocol error: Expected control record"); |
| 502 | } |
| 503 | |
| 504 | if (sscanf(buf+1, "%u %lu %[^\n]", &mode, &size, namebuf) != 3) |
| 505 | bump("Protocol error: Illegal file descriptor format"); |
| 506 | if (targisdir) { |
| 507 | char t[2048]; |
| 508 | strcpy(t, targ); |
| 509 | if (targ[0] != '\0') |
| 510 | strcat(t, "/"); |
| 511 | strcat(t, namebuf); |
| 512 | strcpy(namebuf, t); |
| 513 | } else { |
| 514 | strcpy(namebuf, targ); |
| 515 | } |
| 516 | attr = GetFileAttributes(namebuf); |
| 517 | exists = (attr != (DWORD)-1); |
| 518 | |
| 519 | if (buf[0] == 'D') { |
| 520 | if (exists && (attr & FILE_ATTRIBUTE_DIRECTORY) == 0) { |
| 521 | run_err("%s: Not a directory", namebuf); |
| 522 | continue; |
| 523 | } |
| 524 | if (!exists) { |
| 525 | if (! CreateDirectory(namebuf, NULL)) { |
| 526 | run_err("%s: Cannot create directory", |
| 527 | namebuf); |
| 528 | continue; |
| 529 | } |
| 530 | } |
| 531 | sink(namebuf); |
| 532 | /* can we set the timestamp for directories ? */ |
| 533 | continue; |
| 534 | } |
| 535 | |
| 536 | f = CreateFile(namebuf, GENERIC_WRITE, 0, NULL, |
| 537 | CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0); |
| 538 | if (f == INVALID_HANDLE_VALUE) { |
| 539 | run_err("%s: Cannot create file", namebuf); |
| 540 | continue; |
| 541 | } |
| 542 | |
| 543 | ssh_scp_send("", 1); |
| 544 | |
| 545 | if (statistics) { |
| 546 | stat_bytes = 0; |
| 547 | stat_starttime = time(NULL); |
| 548 | stat_lasttime = 0; |
| 549 | if ((stat_name = strrchr(namebuf, '/')) == NULL) |
| 550 | stat_name = namebuf; |
| 551 | else |
| 552 | stat_name++; |
| 553 | if (strrchr(stat_name, '\\') != NULL) |
| 554 | stat_name = strrchr(stat_name, '\\') + 1; |
| 555 | } |
| 556 | |
| 557 | for (i = 0; i < size; i += 4096) { |
| 558 | char transbuf[4096]; |
| 559 | DWORD j, k = 4096; |
| 560 | if (i + k > size) k = size - i; |
| 561 | if (ssh_scp_recv(transbuf, k) == 0) |
| 562 | bump("Lost connection"); |
| 563 | if (wrerror) continue; |
| 564 | if (! WriteFile(f, transbuf, k, &j, NULL) || j != k) { |
| 565 | wrerror = 1; |
| 566 | if (statistics) |
| 567 | printf("\r%-25.25s | %50s\n", |
| 568 | stat_name, |
| 569 | "Write error.. waiting for end of file"); |
| 570 | continue; |
| 571 | } |
| 572 | if (statistics) { |
| 573 | stat_bytes += k; |
| 574 | if (time(NULL) > stat_lasttime || |
| 575 | i + k == size) { |
| 576 | stat_lasttime = time(NULL); |
| 577 | print_stats(stat_name, size, stat_bytes, |
| 578 | stat_starttime, stat_lasttime); |
| 579 | } |
| 580 | } |
| 581 | } |
| 582 | (void) response(); |
| 583 | |
| 584 | if (settime) { |
| 585 | FILETIME actime, wrtime; |
| 586 | TIME_POSIX_TO_WIN(atime, actime); |
| 587 | TIME_POSIX_TO_WIN(mtime, wrtime); |
| 588 | SetFileTime(f, NULL, &actime, &wrtime); |
| 589 | } |
| 590 | |
| 591 | CloseHandle(f); |
| 592 | if (wrerror) { |
| 593 | run_err("%s: Write error", namebuf); |
| 594 | continue; |
| 595 | } |
| 596 | ssh_scp_send("", 1); |
| 597 | } |
| 598 | } |
| 599 | |
| 600 | /* |
| 601 | * We will copy local files to a remote server. |
| 602 | */ |
| 603 | static void toremote(int argc, char *argv[]) |
| 604 | { |
| 605 | char *src, *targ, *host, *user; |
| 606 | char *cmd; |
| 607 | int i; |
| 608 | |
| 609 | targ = argv[argc-1]; |
| 610 | |
| 611 | /* Separate host from filename */ |
| 612 | host = targ; |
| 613 | targ = colon(targ); |
| 614 | if (targ == NULL) |
| 615 | bump("targ == NULL in toremote()"); |
| 616 | *targ++ = '\0'; |
| 617 | if (*targ == '\0') |
| 618 | targ = "."; |
| 619 | /* Substitute "." for emtpy target */ |
| 620 | |
| 621 | /* Separate host and username */ |
| 622 | user = host; |
| 623 | host = strrchr(host, '@'); |
| 624 | if (host == NULL) { |
| 625 | host = user; |
| 626 | user = NULL; |
| 627 | } else { |
| 628 | *host++ = '\0'; |
| 629 | if (*user == '\0') |
| 630 | user = NULL; |
| 631 | } |
| 632 | |
| 633 | if (argc == 2) { |
| 634 | /* Find out if the source filespec covers multiple files |
| 635 | if so, we should set the targetshouldbedirectory flag */ |
| 636 | HANDLE fh; |
| 637 | WIN32_FIND_DATA fdat; |
| 638 | if (colon(argv[0]) != NULL) |
| 639 | bump("%s: Remote to remote not supported", argv[0]); |
| 640 | fh = FindFirstFile(argv[0], &fdat); |
| 641 | if (fh == INVALID_HANDLE_VALUE) |
| 642 | bump("%s: No such file or directory\n", argv[0]); |
| 643 | if (FindNextFile(fh, &fdat)) |
| 644 | targetshouldbedirectory = 1; |
| 645 | FindClose(fh); |
| 646 | } |
| 647 | |
| 648 | cmd = smalloc(strlen(targ) + 100); |
| 649 | sprintf(cmd, "scp%s%s%s%s -t %s", |
| 650 | verbose ? " -v" : "", |
| 651 | recursive ? " -r" : "", |
| 652 | preserve ? " -p" : "", |
| 653 | targetshouldbedirectory ? " -d" : "", |
| 654 | targ); |
| 655 | do_cmd(host, user, cmd); |
| 656 | sfree(cmd); |
| 657 | |
| 658 | (void) response(); |
| 659 | |
| 660 | for (i = 0; i < argc - 1; i++) { |
| 661 | HANDLE dir; |
| 662 | WIN32_FIND_DATA fdat; |
| 663 | src = argv[i]; |
| 664 | if (colon(src) != NULL) { |
| 665 | fprintf(stderr, |
| 666 | "%s: Remote to remote not supported\n", src); |
| 667 | errs++; |
| 668 | continue; |
| 669 | } |
| 670 | dir = FindFirstFile(src, &fdat); |
| 671 | if (dir == INVALID_HANDLE_VALUE) { |
| 672 | run_err("%s: No such file or directory", src); |
| 673 | continue; |
| 674 | } |
| 675 | do { |
| 676 | char *last; |
| 677 | char namebuf[2048]; |
| 678 | if (strlen(src) + strlen(fdat.cFileName) >= |
| 679 | sizeof(namebuf)) { |
| 680 | fprintf(stderr, "%s: Name too long", src); |
| 681 | continue; |
| 682 | } |
| 683 | strcpy(namebuf, src); |
| 684 | if ((last = strrchr(namebuf, '/')) == NULL) |
| 685 | last = namebuf; |
| 686 | else |
| 687 | last++; |
| 688 | if (strrchr(last, '\\') != NULL) |
| 689 | last = strrchr(last, '\\') + 1; |
| 690 | if (last == namebuf && strrchr(namebuf, ':') != NULL) |
| 691 | last = strchr(namebuf, ':') + 1; |
| 692 | strcpy(last, fdat.cFileName); |
| 693 | source(namebuf); |
| 694 | } while (FindNextFile(dir, &fdat)); |
| 695 | FindClose(dir); |
| 696 | } |
| 697 | } |
| 698 | |
| 699 | /* |
| 700 | * We will copy files from a remote server to the local machine. |
| 701 | */ |
| 702 | static void tolocal(int argc, char *argv[]) |
| 703 | { |
| 704 | char *src, *targ, *host, *user; |
| 705 | char *cmd; |
| 706 | |
| 707 | if (argc != 2) |
| 708 | bump("More than one remote source not supported"); |
| 709 | |
| 710 | src = argv[0]; |
| 711 | targ = argv[1]; |
| 712 | |
| 713 | /* Separate host from filename */ |
| 714 | host = src; |
| 715 | src = colon(src); |
| 716 | if (src == NULL) |
| 717 | bump("Local to local copy not supported"); |
| 718 | *src++ = '\0'; |
| 719 | if (*src == '\0') |
| 720 | src = "."; |
| 721 | /* Substitute "." for empty filename */ |
| 722 | |
| 723 | /* Separate username and hostname */ |
| 724 | user = host; |
| 725 | host = strrchr(host, '@'); |
| 726 | if (host == NULL) { |
| 727 | host = user; |
| 728 | user = NULL; |
| 729 | } else { |
| 730 | *host++ = '\0'; |
| 731 | if (*user == '\0') |
| 732 | user = NULL; |
| 733 | } |
| 734 | |
| 735 | cmd = smalloc(strlen(src) + 100); |
| 736 | sprintf(cmd, "scp%s%s%s%s -f %s", |
| 737 | verbose ? " -v" : "", |
| 738 | recursive ? " -r" : "", |
| 739 | preserve ? " -p" : "", |
| 740 | targetshouldbedirectory ? " -d" : "", |
| 741 | src); |
| 742 | do_cmd(host, user, cmd); |
| 743 | sfree(cmd); |
| 744 | |
| 745 | sink(targ); |
| 746 | } |
| 747 | |
| 748 | /* |
| 749 | * We will issue a list command to get a remote directory. |
| 750 | */ |
| 751 | static void get_dir_list(int argc, char *argv[]) |
| 752 | { |
| 753 | char *src, *host, *user; |
| 754 | char *cmd, *p, *q; |
| 755 | char c; |
| 756 | |
| 757 | src = argv[0]; |
| 758 | |
| 759 | /* Separate host from filename */ |
| 760 | host = src; |
| 761 | src = colon(src); |
| 762 | if (src == NULL) |
| 763 | bump("Local to local copy not supported"); |
| 764 | *src++ = '\0'; |
| 765 | if (*src == '\0') |
| 766 | src = "."; |
| 767 | /* Substitute "." for empty filename */ |
| 768 | |
| 769 | /* Separate username and hostname */ |
| 770 | user = host; |
| 771 | host = strrchr(host, '@'); |
| 772 | if (host == NULL) { |
| 773 | host = user; |
| 774 | user = NULL; |
| 775 | } else { |
| 776 | *host++ = '\0'; |
| 777 | if (*user == '\0') |
| 778 | user = NULL; |
| 779 | } |
| 780 | |
| 781 | cmd = smalloc(4*strlen(src) + 100); |
| 782 | strcpy(cmd, "ls -la '"); |
| 783 | p = cmd + strlen(cmd); |
| 784 | for (q = src; *q; q++) { |
| 785 | if (*q == '\'') { |
| 786 | *p++ = '\''; *p++ = '\\'; *p++ = '\''; *p++ = '\''; |
| 787 | } else { |
| 788 | *p++ = *q; |
| 789 | } |
| 790 | } |
| 791 | *p++ = '\''; |
| 792 | *p = '\0'; |
| 793 | |
| 794 | do_cmd(host, user, cmd); |
| 795 | sfree(cmd); |
| 796 | |
| 797 | while (ssh_scp_recv(&c, 1) > 0) |
| 798 | fputc(c, stdout); /* thank heavens for buffered I/O */ |
| 799 | } |
| 800 | |
| 801 | /* |
| 802 | * Initialize the Win$ock driver. |
| 803 | */ |
| 804 | static void init_winsock(void) |
| 805 | { |
| 806 | WORD winsock_ver; |
| 807 | WSADATA wsadata; |
| 808 | |
| 809 | winsock_ver = MAKEWORD(1, 1); |
| 810 | if (WSAStartup(winsock_ver, &wsadata)) |
| 811 | bump("Unable to initialise WinSock"); |
| 812 | if (LOBYTE(wsadata.wVersion) != 1 || |
| 813 | HIBYTE(wsadata.wVersion) != 1) |
| 814 | bump("WinSock version is incompatible with 1.1"); |
| 815 | } |
| 816 | |
| 817 | /* |
| 818 | * Short description of parameters. |
| 819 | */ |
| 820 | static void usage(void) |
| 821 | { |
| 822 | printf("PuTTY Secure Copy client\n"); |
| 823 | printf("%s\n", ver); |
| 824 | printf("Usage: pscp [options] [user@]host:source target\n"); |
| 825 | printf(" pscp [options] source [source...] [user@]host:target\n"); |
| 826 | printf(" pscp [options] -ls user@host:filespec\n"); |
| 827 | printf("Options:\n"); |
| 828 | printf(" -p preserve file attributes\n"); |
| 829 | printf(" -q quiet, don't show statistics\n"); |
| 830 | printf(" -r copy directories recursively\n"); |
| 831 | printf(" -v show verbose messages\n"); |
| 832 | printf(" -P port connect to specified port\n"); |
| 833 | printf(" -pw passw login with specified password\n"); |
| 834 | exit(1); |
| 835 | } |
| 836 | |
| 837 | /* |
| 838 | * Main program (no, really?) |
| 839 | */ |
| 840 | int main(int argc, char *argv[]) |
| 841 | { |
| 842 | int i; |
| 843 | int list = 0; |
| 844 | |
| 845 | default_protocol = PROT_TELNET; |
| 846 | |
| 847 | flags = 0; |
| 848 | ssh_get_password = &get_password; |
| 849 | init_winsock(); |
| 850 | |
| 851 | for (i = 1; i < argc; i++) { |
| 852 | if (argv[i][0] != '-') |
| 853 | break; |
| 854 | if (strcmp(argv[i], "-v") == 0) |
| 855 | verbose = 1, flags |= FLAG_VERBOSE; |
| 856 | else if (strcmp(argv[i], "-r") == 0) |
| 857 | recursive = 1; |
| 858 | else if (strcmp(argv[i], "-p") == 0) |
| 859 | preserve = 1; |
| 860 | else if (strcmp(argv[i], "-q") == 0) |
| 861 | statistics = 0; |
| 862 | else if (strcmp(argv[i], "-h") == 0 || |
| 863 | strcmp(argv[i], "-?") == 0) |
| 864 | usage(); |
| 865 | else if (strcmp(argv[i], "-P") == 0 && i+1 < argc) |
| 866 | portnumber = atoi(argv[++i]); |
| 867 | else if (strcmp(argv[i], "-pw") == 0 && i+1 < argc) |
| 868 | password = argv[++i]; |
| 869 | else if (strcmp(argv[i], "-ls") == 0) |
| 870 | list = 1; |
| 871 | else if (strcmp(argv[i], "--") == 0) |
| 872 | { i++; break; } |
| 873 | else |
| 874 | usage(); |
| 875 | } |
| 876 | argc -= i; |
| 877 | argv += i; |
| 878 | |
| 879 | if (list) { |
| 880 | if (argc != 1) |
| 881 | usage(); |
| 882 | get_dir_list(argc, argv); |
| 883 | |
| 884 | } else { |
| 885 | |
| 886 | if (argc < 2) |
| 887 | usage(); |
| 888 | if (argc > 2) |
| 889 | targetshouldbedirectory = 1; |
| 890 | |
| 891 | if (colon(argv[argc-1]) != NULL) |
| 892 | toremote(argc, argv); |
| 893 | else |
| 894 | tolocal(argc, argv); |
| 895 | } |
| 896 | |
| 897 | if (connection_open) { |
| 898 | char ch; |
| 899 | ssh_scp_send_eof(); |
| 900 | ssh_scp_recv(&ch, 1); |
| 901 | } |
| 902 | WSACleanup(); |
| 903 | random_save_seed(); |
| 904 | |
| 905 | return (errs == 0 ? 0 : 1); |
| 906 | } |
| 907 | |
| 908 | /* end */ |
| 909 | |