Annotation of src/usr.bin/ssh/sftp.c, Revision 1.210
1.210 ! djm 1: /* $OpenBSD: sftp.c,v 1.209 2021/04/03 06:58:30 djm Exp $ */
1.1 djm 2: /*
1.42 djm 3: * Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org>
1.1 djm 4: *
1.42 djm 5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
1.1 djm 8: *
1.42 djm 9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 djm 16: */
17:
1.91 deraadt 18: #include <sys/types.h>
1.72 stevesk 19: #include <sys/ioctl.h>
1.73 stevesk 20: #include <sys/wait.h>
1.75 stevesk 21: #include <sys/stat.h>
1.83 stevesk 22: #include <sys/socket.h>
1.100 djm 23: #include <sys/statvfs.h>
1.44 djm 24:
1.97 djm 25: #include <ctype.h>
1.85 stevesk 26: #include <errno.h>
1.44 djm 27: #include <glob.h>
1.57 djm 28: #include <histedit.h>
1.71 stevesk 29: #include <paths.h>
1.111 djm 30: #include <libgen.h>
1.146 dtucker 31: #include <locale.h>
1.74 stevesk 32: #include <signal.h>
1.174 schwarze 33: #include <stdarg.h>
1.89 stevesk 34: #include <stdlib.h>
1.90 stevesk 35: #include <stdio.h>
1.87 stevesk 36: #include <string.h>
1.86 stevesk 37: #include <unistd.h>
1.170 deraadt 38: #include <limits.h>
1.100 djm 39: #include <util.h>
1.1 djm 40:
41: #include "xmalloc.h"
42: #include "log.h"
43: #include "pathnames.h"
1.16 mouring 44: #include "misc.h"
1.174 schwarze 45: #include "utf8.h"
1.1 djm 46:
47: #include "sftp.h"
1.169 djm 48: #include "ssherr.h"
49: #include "sshbuf.h"
1.1 djm 50: #include "sftp-common.h"
51: #include "sftp-client.h"
1.43 djm 52:
1.44 djm 53: /* File to read commands from */
54: FILE* infile;
1.15 mouring 55:
1.44 djm 56: /* Are we in batchfile mode? */
1.39 djm 57: int batchmode = 0;
1.44 djm 58:
59: /* PID of ssh transport process */
1.185 bluhm 60: static volatile pid_t sshpid = -1;
1.7 markus 61:
1.209 djm 62: /* Suppress diagnostic messages */
1.143 djm 63: int quiet = 0;
64:
1.44 djm 65: /* This is set to 0 if the progressmeter is not desired. */
1.45 djm 66: int showprogress = 1;
1.44 djm 67:
1.111 djm 68: /* When this option is set, we always recursively download/upload directories */
69: int global_rflag = 0;
70:
1.159 logan 71: /* When this option is set, we resume download or upload if possible */
1.148 djm 72: int global_aflag = 0;
73:
1.111 djm 74: /* When this option is set, the file transfers will always preserve times */
75: int global_pflag = 0;
76:
1.156 djm 77: /* When this option is set, transfers will have fsync() called on each file */
78: int global_fflag = 0;
79:
1.46 djm 80: /* SIGINT received during command processing */
81: volatile sig_atomic_t interrupted = 0;
82:
1.52 djm 83: /* I wish qsort() took a separate ctx for the comparison function...*/
84: int sort_flag;
1.180 djm 85: glob_t *sort_glob;
1.52 djm 86:
1.116 djm 87: /* Context used for commandline completion */
88: struct complete_ctx {
89: struct sftp_conn *conn;
90: char **remote_pathp;
91: };
92:
1.44 djm 93: int remote_glob(struct sftp_conn *, const char *, int,
94: int (*)(const char *, int), glob_t *); /* proto for sftp-glob.c */
95:
96: /* Separators for interactive commands */
97: #define WHITESPACE " \t\r\n"
98:
1.52 djm 99: /* ls flags */
1.119 djm 100: #define LS_LONG_VIEW 0x0001 /* Full view ala ls -l */
101: #define LS_SHORT_VIEW 0x0002 /* Single row view ala ls -1 */
102: #define LS_NUMERIC_VIEW 0x0004 /* Long view with numeric uid/gid */
103: #define LS_NAME_SORT 0x0008 /* Sort by name (default) */
104: #define LS_TIME_SORT 0x0010 /* Sort by mtime */
105: #define LS_SIZE_SORT 0x0020 /* Sort by file size */
106: #define LS_REVERSE_SORT 0x0040 /* Reverse sort order */
107: #define LS_SHOW_ALL 0x0080 /* Don't skip filenames starting with '.' */
108: #define LS_SI_UNITS 0x0100 /* Display sizes as K, M, G, etc. */
1.52 djm 109:
1.119 djm 110: #define VIEW_FLAGS (LS_LONG_VIEW|LS_SHORT_VIEW|LS_NUMERIC_VIEW|LS_SI_UNITS)
1.53 djm 111: #define SORT_FLAGS (LS_NAME_SORT|LS_TIME_SORT|LS_SIZE_SORT)
1.44 djm 112:
113: /* Commands for interactive mode */
1.149 djm 114: enum sftp_command {
115: I_CHDIR = 1,
116: I_CHGRP,
117: I_CHMOD,
118: I_CHOWN,
119: I_DF,
120: I_GET,
121: I_HELP,
122: I_LCHDIR,
123: I_LINK,
124: I_LLS,
125: I_LMKDIR,
126: I_LPWD,
127: I_LS,
128: I_LUMASK,
129: I_MKDIR,
130: I_PUT,
131: I_PWD,
132: I_QUIT,
1.160 logan 133: I_REGET,
1.149 djm 134: I_RENAME,
1.160 logan 135: I_REPUT,
1.149 djm 136: I_RM,
137: I_RMDIR,
138: I_SHELL,
139: I_SYMLINK,
140: I_VERSION,
141: I_PROGRESS,
142: };
1.44 djm 143:
144: struct CMD {
145: const char *c;
146: const int n;
1.116 djm 147: const int t;
1.44 djm 148: };
149:
1.116 djm 150: /* Type of completion */
151: #define NOARGS 0
152: #define REMOTE 1
153: #define LOCAL 2
154:
1.44 djm 155: static const struct CMD cmds[] = {
1.116 djm 156: { "bye", I_QUIT, NOARGS },
157: { "cd", I_CHDIR, REMOTE },
158: { "chdir", I_CHDIR, REMOTE },
159: { "chgrp", I_CHGRP, REMOTE },
160: { "chmod", I_CHMOD, REMOTE },
161: { "chown", I_CHOWN, REMOTE },
162: { "df", I_DF, REMOTE },
163: { "dir", I_LS, REMOTE },
164: { "exit", I_QUIT, NOARGS },
165: { "get", I_GET, REMOTE },
166: { "help", I_HELP, NOARGS },
167: { "lcd", I_LCHDIR, LOCAL },
168: { "lchdir", I_LCHDIR, LOCAL },
169: { "lls", I_LLS, LOCAL },
170: { "lmkdir", I_LMKDIR, LOCAL },
1.132 djm 171: { "ln", I_LINK, REMOTE },
1.116 djm 172: { "lpwd", I_LPWD, LOCAL },
173: { "ls", I_LS, REMOTE },
174: { "lumask", I_LUMASK, NOARGS },
175: { "mkdir", I_MKDIR, REMOTE },
1.124 dtucker 176: { "mget", I_GET, REMOTE },
177: { "mput", I_PUT, LOCAL },
1.116 djm 178: { "progress", I_PROGRESS, NOARGS },
179: { "put", I_PUT, LOCAL },
180: { "pwd", I_PWD, REMOTE },
181: { "quit", I_QUIT, NOARGS },
1.148 djm 182: { "reget", I_REGET, REMOTE },
1.116 djm 183: { "rename", I_RENAME, REMOTE },
1.167 djm 184: { "reput", I_REPUT, LOCAL },
1.116 djm 185: { "rm", I_RM, REMOTE },
186: { "rmdir", I_RMDIR, REMOTE },
187: { "symlink", I_SYMLINK, REMOTE },
188: { "version", I_VERSION, NOARGS },
189: { "!", I_SHELL, NOARGS },
190: { "?", I_HELP, NOARGS },
191: { NULL, -1, -1 }
1.44 djm 192: };
193:
1.96 stevesk 194: /* ARGSUSED */
1.44 djm 195: static void
1.46 djm 196: killchild(int signo)
197: {
1.196 djm 198: pid_t pid;
199:
200: pid = sshpid;
201: if (pid > 1) {
202: kill(pid, SIGTERM);
203: waitpid(pid, NULL, 0);
1.61 dtucker 204: }
1.46 djm 205:
206: _exit(1);
207: }
208:
1.96 stevesk 209: /* ARGSUSED */
1.46 djm 210: static void
1.177 millert 211: suspchild(int signo)
212: {
213: if (sshpid > 1) {
214: kill(sshpid, signo);
215: while (waitpid(sshpid, NULL, WUNTRACED) == -1 && errno == EINTR)
216: continue;
217: }
218: kill(getpid(), SIGSTOP);
219: }
220:
221: /* ARGSUSED */
222: static void
1.46 djm 223: cmd_interrupt(int signo)
224: {
225: const char msg[] = "\rInterrupt \n";
1.59 djm 226: int olderrno = errno;
1.46 djm 227:
1.144 dtucker 228: (void)write(STDERR_FILENO, msg, sizeof(msg) - 1);
1.46 djm 229: interrupted = 1;
1.59 djm 230: errno = olderrno;
1.46 djm 231: }
232:
1.184 djm 233: /*ARGSUSED*/
234: static void
235: sigchld_handler(int sig)
236: {
237: int save_errno = errno;
238: pid_t pid;
239: const char msg[] = "\rConnection closed. \n";
240:
241: /* Report if ssh transport process dies. */
242: while ((pid = waitpid(sshpid, NULL, WNOHANG)) == -1 && errno == EINTR)
243: continue;
1.185 bluhm 244: if (pid == sshpid) {
1.184 djm 245: (void)write(STDERR_FILENO, msg, sizeof(msg) - 1);
1.185 bluhm 246: sshpid = -1;
247: }
1.184 djm 248:
249: errno = save_errno;
250: }
251:
1.46 djm 252: static void
1.44 djm 253: help(void)
254: {
1.106 sobrado 255: printf("Available commands:\n"
256: "bye Quit sftp\n"
257: "cd path Change remote directory to 'path'\n"
1.189 djm 258: "chgrp [-h] grp path Change group of file 'path' to 'grp'\n"
259: "chmod [-h] mode path Change permissions of file 'path' to 'mode'\n"
260: "chown [-h] own path Change owner of file 'path' to 'own'\n"
1.106 sobrado 261: "df [-hi] [path] Display statistics for current directory or\n"
262: " filesystem containing 'path'\n"
263: "exit Quit sftp\n"
1.193 jmc 264: "get [-afpR] remote [local] Download file\n"
1.106 sobrado 265: "help Display this help text\n"
266: "lcd path Change local directory to 'path'\n"
267: "lls [ls-options [path]] Display local directory listing\n"
268: "lmkdir path Create local directory\n"
1.132 djm 269: "ln [-s] oldpath newpath Link remote file (-s for symlink)\n"
1.106 sobrado 270: "lpwd Print local working directory\n"
1.121 jmc 271: "ls [-1afhlnrSt] [path] Display remote directory listing\n"
1.106 sobrado 272: "lumask umask Set local umask to 'umask'\n"
273: "mkdir path Create remote directory\n"
274: "progress Toggle display of progress meter\n"
1.193 jmc 275: "put [-afpR] local [remote] Upload file\n"
1.106 sobrado 276: "pwd Display remote working directory\n"
277: "quit Quit sftp\n"
1.193 jmc 278: "reget [-fpR] remote [local] Resume download file\n"
1.106 sobrado 279: "rename oldpath newpath Rename remote file\n"
1.193 jmc 280: "reput [-fpR] local [remote] Resume upload file\n"
1.106 sobrado 281: "rm path Delete remote file\n"
282: "rmdir path Remove remote directory\n"
283: "symlink oldpath newpath Symlink remote file\n"
284: "version Show SFTP version\n"
285: "!command Execute 'command' in local shell\n"
286: "! Escape to local shell\n"
287: "? Synonym for help\n");
1.44 djm 288: }
289:
290: static void
291: local_do_shell(const char *args)
292: {
293: int status;
294: char *shell;
295: pid_t pid;
296:
297: if (!*args)
298: args = NULL;
299:
1.130 djm 300: if ((shell = getenv("SHELL")) == NULL || *shell == '\0')
1.44 djm 301: shell = _PATH_BSHELL;
302:
303: if ((pid = fork()) == -1)
304: fatal("Couldn't fork: %s", strerror(errno));
305:
306: if (pid == 0) {
307: /* XXX: child has pipe fds to ssh subproc open - issue? */
308: if (args) {
309: debug3("Executing %s -c \"%s\"", shell, args);
310: execl(shell, shell, "-c", args, (char *)NULL);
311: } else {
312: debug3("Executing %s", shell);
313: execl(shell, shell, (char *)NULL);
314: }
315: fprintf(stderr, "Couldn't execute \"%s\": %s\n", shell,
316: strerror(errno));
317: _exit(1);
318: }
319: while (waitpid(pid, &status, 0) == -1)
320: if (errno != EINTR)
321: fatal("Couldn't wait for child: %s", strerror(errno));
322: if (!WIFEXITED(status))
1.78 djm 323: error("Shell exited abnormally");
1.44 djm 324: else if (WEXITSTATUS(status))
325: error("Shell exited with status %d", WEXITSTATUS(status));
326: }
327:
328: static void
329: local_do_ls(const char *args)
330: {
331: if (!args || !*args)
332: local_do_shell(_PATH_LS);
333: else {
334: int len = strlen(_PATH_LS " ") + strlen(args) + 1;
335: char *buf = xmalloc(len);
336:
337: /* XXX: quoting - rip quoting code from ftp? */
338: snprintf(buf, len, _PATH_LS " %s", args);
339: local_do_shell(buf);
1.145 djm 340: free(buf);
1.44 djm 341: }
342: }
343:
344: /* Strip one path (usually the pwd) from the start of another */
345: static char *
1.175 djm 346: path_strip(const char *path, const char *strip)
1.44 djm 347: {
348: size_t len;
349:
350: if (strip == NULL)
351: return (xstrdup(path));
352:
353: len = strlen(strip);
1.59 djm 354: if (strncmp(path, strip, len) == 0) {
1.44 djm 355: if (strip[len - 1] != '/' && path[len] == '/')
356: len++;
357: return (xstrdup(path + len));
358: }
359:
360: return (xstrdup(path));
361: }
362:
363: static int
1.148 djm 364: parse_getput_flags(const char *cmd, char **argv, int argc,
1.156 djm 365: int *aflag, int *fflag, int *pflag, int *rflag)
1.44 djm 366: {
1.102 martynas 367: extern int opterr, optind, optopt, optreset;
1.97 djm 368: int ch;
1.44 djm 369:
1.97 djm 370: optind = optreset = 1;
371: opterr = 0;
372:
1.156 djm 373: *aflag = *fflag = *rflag = *pflag = 0;
374: while ((ch = getopt(argc, argv, "afPpRr")) != -1) {
1.97 djm 375: switch (ch) {
1.148 djm 376: case 'a':
377: *aflag = 1;
378: break;
1.156 djm 379: case 'f':
380: *fflag = 1;
381: break;
1.44 djm 382: case 'p':
383: case 'P':
384: *pflag = 1;
385: break;
1.111 djm 386: case 'r':
387: case 'R':
388: *rflag = 1;
389: break;
1.44 djm 390: default:
1.102 martynas 391: error("%s: Invalid flag -%c", cmd, optopt);
1.97 djm 392: return -1;
1.44 djm 393: }
394: }
395:
1.97 djm 396: return optind;
1.44 djm 397: }
398:
399: static int
1.132 djm 400: parse_link_flags(const char *cmd, char **argv, int argc, int *sflag)
401: {
402: extern int opterr, optind, optopt, optreset;
403: int ch;
404:
405: optind = optreset = 1;
406: opterr = 0;
407:
408: *sflag = 0;
409: while ((ch = getopt(argc, argv, "s")) != -1) {
410: switch (ch) {
411: case 's':
412: *sflag = 1;
413: break;
414: default:
415: error("%s: Invalid flag -%c", cmd, optopt);
416: return -1;
417: }
418: }
419:
420: return optind;
421: }
422:
423: static int
1.152 djm 424: parse_rename_flags(const char *cmd, char **argv, int argc, int *lflag)
425: {
426: extern int opterr, optind, optopt, optreset;
427: int ch;
428:
429: optind = optreset = 1;
430: opterr = 0;
431:
432: *lflag = 0;
433: while ((ch = getopt(argc, argv, "l")) != -1) {
434: switch (ch) {
435: case 'l':
436: *lflag = 1;
437: break;
438: default:
439: error("%s: Invalid flag -%c", cmd, optopt);
440: return -1;
441: }
442: }
443:
444: return optind;
445: }
446:
447: static int
1.97 djm 448: parse_ls_flags(char **argv, int argc, int *lflag)
1.44 djm 449: {
1.102 martynas 450: extern int opterr, optind, optopt, optreset;
1.97 djm 451: int ch;
452:
453: optind = optreset = 1;
454: opterr = 0;
1.44 djm 455:
1.53 djm 456: *lflag = LS_NAME_SORT;
1.119 djm 457: while ((ch = getopt(argc, argv, "1Safhlnrt")) != -1) {
1.97 djm 458: switch (ch) {
459: case '1':
460: *lflag &= ~VIEW_FLAGS;
461: *lflag |= LS_SHORT_VIEW;
462: break;
463: case 'S':
464: *lflag &= ~SORT_FLAGS;
465: *lflag |= LS_SIZE_SORT;
466: break;
467: case 'a':
468: *lflag |= LS_SHOW_ALL;
469: break;
470: case 'f':
471: *lflag &= ~SORT_FLAGS;
472: break;
1.119 djm 473: case 'h':
474: *lflag |= LS_SI_UNITS;
475: break;
1.97 djm 476: case 'l':
1.119 djm 477: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 478: *lflag |= LS_LONG_VIEW;
479: break;
480: case 'n':
1.119 djm 481: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 482: *lflag |= LS_NUMERIC_VIEW|LS_LONG_VIEW;
483: break;
484: case 'r':
485: *lflag |= LS_REVERSE_SORT;
486: break;
487: case 't':
488: *lflag &= ~SORT_FLAGS;
489: *lflag |= LS_TIME_SORT;
490: break;
491: default:
1.102 martynas 492: error("ls: Invalid flag -%c", optopt);
1.97 djm 493: return -1;
1.44 djm 494: }
495: }
496:
1.97 djm 497: return optind;
1.44 djm 498: }
499:
500: static int
1.100 djm 501: parse_df_flags(const char *cmd, char **argv, int argc, int *hflag, int *iflag)
502: {
1.102 martynas 503: extern int opterr, optind, optopt, optreset;
1.100 djm 504: int ch;
505:
506: optind = optreset = 1;
507: opterr = 0;
508:
509: *hflag = *iflag = 0;
510: while ((ch = getopt(argc, argv, "hi")) != -1) {
511: switch (ch) {
512: case 'h':
513: *hflag = 1;
514: break;
515: case 'i':
516: *iflag = 1;
517: break;
518: default:
1.102 martynas 519: error("%s: Invalid flag -%c", cmd, optopt);
1.100 djm 520: return -1;
521: }
522: }
523:
524: return optind;
525: }
526:
527: static int
1.189 djm 528: parse_ch_flags(const char *cmd, char **argv, int argc, int *hflag)
529: {
530: extern int opterr, optind, optopt, optreset;
531: int ch;
532:
533: optind = optreset = 1;
534: opterr = 0;
535:
536: *hflag = 0;
537: while ((ch = getopt(argc, argv, "h")) != -1) {
538: switch (ch) {
539: case 'h':
540: *hflag = 1;
541: break;
542: default:
543: error("%s: Invalid flag -%c", cmd, optopt);
544: return -1;
545: }
546: }
547:
548: return optind;
549: }
550:
551: static int
1.153 djm 552: parse_no_flags(const char *cmd, char **argv, int argc)
553: {
554: extern int opterr, optind, optopt, optreset;
555: int ch;
556:
557: optind = optreset = 1;
558: opterr = 0;
559:
560: while ((ch = getopt(argc, argv, "")) != -1) {
561: switch (ch) {
562: default:
563: error("%s: Invalid flag -%c", cmd, optopt);
564: return -1;
565: }
566: }
567:
568: return optind;
569: }
570:
571: static int
1.175 djm 572: process_get(struct sftp_conn *conn, const char *src, const char *dst,
573: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 574: {
575: char *abs_src = NULL;
576: char *abs_dst = NULL;
577: glob_t g;
1.111 djm 578: char *filename, *tmp=NULL;
1.164 djm 579: int i, r, err = 0;
1.44 djm 580:
581: abs_src = xstrdup(src);
582: abs_src = make_absolute(abs_src, pwd);
1.111 djm 583: memset(&g, 0, sizeof(g));
1.44 djm 584:
585: debug3("Looking up %s", abs_src);
1.164 djm 586: if ((r = remote_glob(conn, abs_src, GLOB_MARK, NULL, &g)) != 0) {
587: if (r == GLOB_NOSPACE) {
588: error("Too many matches for \"%s\".", abs_src);
589: } else {
590: error("File \"%s\" not found.", abs_src);
591: }
1.44 djm 592: err = -1;
593: goto out;
594: }
595:
1.111 djm 596: /*
597: * If multiple matches then dst must be a directory or
598: * unspecified.
599: */
1.205 djm 600: if (g.gl_matchc > 1 && dst != NULL && !local_is_dir(dst)) {
1.111 djm 601: error("Multiple source paths, but destination "
602: "\"%s\" is not a directory", dst);
1.44 djm 603: err = -1;
604: goto out;
605: }
606:
1.46 djm 607: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.111 djm 608: tmp = xstrdup(g.gl_pathv[i]);
609: if ((filename = basename(tmp)) == NULL) {
610: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 611: free(tmp);
1.44 djm 612: err = -1;
613: goto out;
614: }
615:
616: if (g.gl_matchc == 1 && dst) {
1.205 djm 617: if (local_is_dir(dst)) {
1.111 djm 618: abs_dst = path_append(dst, filename);
619: } else {
1.44 djm 620: abs_dst = xstrdup(dst);
1.111 djm 621: }
1.44 djm 622: } else if (dst) {
1.111 djm 623: abs_dst = path_append(dst, filename);
624: } else {
625: abs_dst = xstrdup(filename);
626: }
1.145 djm 627: free(tmp);
1.44 djm 628:
1.148 djm 629: resume |= global_aflag;
630: if (!quiet && resume)
1.174 schwarze 631: mprintf("Resuming %s to %s\n",
632: g.gl_pathv[i], abs_dst);
1.148 djm 633: else if (!quiet && !resume)
1.174 schwarze 634: mprintf("Fetching %s to %s\n",
635: g.gl_pathv[i], abs_dst);
1.210 ! djm 636: /* XXX follow link flag */
1.205 djm 637: if (globpath_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
1.148 djm 638: if (download_dir(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 639: pflag || global_pflag, 1, resume,
1.210 ! djm 640: fflag || global_fflag, 0) == -1)
1.111 djm 641: err = -1;
642: } else {
643: if (do_download(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 644: pflag || global_pflag, resume,
645: fflag || global_fflag) == -1)
1.111 djm 646: err = -1;
647: }
1.145 djm 648: free(abs_dst);
1.44 djm 649: abs_dst = NULL;
650: }
651:
652: out:
1.145 djm 653: free(abs_src);
1.44 djm 654: globfree(&g);
655: return(err);
656: }
657:
658: static int
1.175 djm 659: process_put(struct sftp_conn *conn, const char *src, const char *dst,
660: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 661: {
662: char *tmp_dst = NULL;
663: char *abs_dst = NULL;
1.111 djm 664: char *tmp = NULL, *filename = NULL;
1.44 djm 665: glob_t g;
666: int err = 0;
1.111 djm 667: int i, dst_is_dir = 1;
1.99 djm 668: struct stat sb;
1.44 djm 669:
670: if (dst) {
671: tmp_dst = xstrdup(dst);
672: tmp_dst = make_absolute(tmp_dst, pwd);
673: }
674:
675: memset(&g, 0, sizeof(g));
676: debug3("Looking up %s", src);
1.111 djm 677: if (glob(src, GLOB_NOCHECK | GLOB_MARK, NULL, &g)) {
1.44 djm 678: error("File \"%s\" not found.", src);
679: err = -1;
680: goto out;
681: }
682:
1.111 djm 683: /* If we aren't fetching to pwd then stash this status for later */
684: if (tmp_dst != NULL)
685: dst_is_dir = remote_is_dir(conn, tmp_dst);
686:
1.44 djm 687: /* If multiple matches, dst may be directory or unspecified */
1.111 djm 688: if (g.gl_matchc > 1 && tmp_dst && !dst_is_dir) {
689: error("Multiple paths match, but destination "
690: "\"%s\" is not a directory", tmp_dst);
1.44 djm 691: err = -1;
692: goto out;
693: }
694:
1.46 djm 695: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.99 djm 696: if (stat(g.gl_pathv[i], &sb) == -1) {
697: err = -1;
698: error("stat %s: %s", g.gl_pathv[i], strerror(errno));
699: continue;
700: }
1.149 djm 701:
1.111 djm 702: tmp = xstrdup(g.gl_pathv[i]);
703: if ((filename = basename(tmp)) == NULL) {
704: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 705: free(tmp);
1.44 djm 706: err = -1;
707: goto out;
708: }
709:
710: if (g.gl_matchc == 1 && tmp_dst) {
711: /* If directory specified, append filename */
1.111 djm 712: if (dst_is_dir)
713: abs_dst = path_append(tmp_dst, filename);
714: else
1.44 djm 715: abs_dst = xstrdup(tmp_dst);
716: } else if (tmp_dst) {
1.111 djm 717: abs_dst = path_append(tmp_dst, filename);
718: } else {
719: abs_dst = make_absolute(xstrdup(filename), pwd);
720: }
1.145 djm 721: free(tmp);
1.44 djm 722:
1.208 djm 723: resume |= global_aflag;
1.159 logan 724: if (!quiet && resume)
1.174 schwarze 725: mprintf("Resuming upload of %s to %s\n",
726: g.gl_pathv[i], abs_dst);
1.159 logan 727: else if (!quiet && !resume)
1.174 schwarze 728: mprintf("Uploading %s to %s\n",
729: g.gl_pathv[i], abs_dst);
1.210 ! djm 730: /* XXX follow_link_flag */
1.205 djm 731: if (globpath_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
1.111 djm 732: if (upload_dir(conn, g.gl_pathv[i], abs_dst,
1.159 logan 733: pflag || global_pflag, 1, resume,
1.210 ! djm 734: fflag || global_fflag, 0) == -1)
1.111 djm 735: err = -1;
736: } else {
737: if (do_upload(conn, g.gl_pathv[i], abs_dst,
1.159 logan 738: pflag || global_pflag, resume,
1.156 djm 739: fflag || global_fflag) == -1)
1.111 djm 740: err = -1;
741: }
1.44 djm 742: }
743:
744: out:
1.145 djm 745: free(abs_dst);
746: free(tmp_dst);
1.44 djm 747: globfree(&g);
748: return(err);
749: }
750:
751: static int
752: sdirent_comp(const void *aa, const void *bb)
753: {
754: SFTP_DIRENT *a = *(SFTP_DIRENT **)aa;
755: SFTP_DIRENT *b = *(SFTP_DIRENT **)bb;
1.53 djm 756: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
1.44 djm 757:
1.52 djm 758: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
1.53 djm 759: if (sort_flag & LS_NAME_SORT)
1.52 djm 760: return (rmul * strcmp(a->filename, b->filename));
1.53 djm 761: else if (sort_flag & LS_TIME_SORT)
1.52 djm 762: return (rmul * NCMP(a->a.mtime, b->a.mtime));
1.53 djm 763: else if (sort_flag & LS_SIZE_SORT)
1.52 djm 764: return (rmul * NCMP(a->a.size, b->a.size));
765:
766: fatal("Unknown ls sort type");
1.44 djm 767: }
768:
769: /* sftp ls.1 replacement for directories */
770: static int
1.175 djm 771: do_ls_dir(struct sftp_conn *conn, const char *path,
772: const char *strip_path, int lflag)
1.44 djm 773: {
1.64 djm 774: int n;
775: u_int c = 1, colspace = 0, columns = 1;
1.44 djm 776: SFTP_DIRENT **d;
777:
778: if ((n = do_readdir(conn, path, &d)) != 0)
779: return (n);
780:
1.53 djm 781: if (!(lflag & LS_SHORT_VIEW)) {
1.64 djm 782: u_int m = 0, width = 80;
1.44 djm 783: struct winsize ws;
784: char *tmp;
785:
786: /* Count entries for sort and find longest filename */
1.54 djm 787: for (n = 0; d[n] != NULL; n++) {
788: if (d[n]->filename[0] != '.' || (lflag & LS_SHOW_ALL))
1.176 deraadt 789: m = MAXIMUM(m, strlen(d[n]->filename));
1.54 djm 790: }
1.44 djm 791:
792: /* Add any subpath that also needs to be counted */
793: tmp = path_strip(path, strip_path);
794: m += strlen(tmp);
1.145 djm 795: free(tmp);
1.44 djm 796:
797: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
798: width = ws.ws_col;
799:
800: columns = width / (m + 2);
1.176 deraadt 801: columns = MAXIMUM(columns, 1);
1.44 djm 802: colspace = width / columns;
1.176 deraadt 803: colspace = MINIMUM(colspace, width);
1.44 djm 804: }
805:
1.52 djm 806: if (lflag & SORT_FLAGS) {
1.68 dtucker 807: for (n = 0; d[n] != NULL; n++)
808: ; /* count entries */
1.53 djm 809: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
1.52 djm 810: qsort(d, n, sizeof(*d), sdirent_comp);
811: }
1.44 djm 812:
1.46 djm 813: for (n = 0; d[n] != NULL && !interrupted; n++) {
1.44 djm 814: char *tmp, *fname;
1.54 djm 815:
816: if (d[n]->filename[0] == '.' && !(lflag & LS_SHOW_ALL))
817: continue;
1.44 djm 818:
819: tmp = path_append(path, d[n]->filename);
820: fname = path_strip(tmp, strip_path);
1.145 djm 821: free(tmp);
1.44 djm 822:
1.53 djm 823: if (lflag & LS_LONG_VIEW) {
1.119 djm 824: if (lflag & (LS_NUMERIC_VIEW|LS_SI_UNITS)) {
1.50 djm 825: char *lname;
826: struct stat sb;
827:
828: memset(&sb, 0, sizeof(sb));
829: attrib_to_stat(&d[n]->a, &sb);
1.119 djm 830: lname = ls_file(fname, &sb, 1,
831: (lflag & LS_SI_UNITS));
1.174 schwarze 832: mprintf("%s\n", lname);
1.145 djm 833: free(lname);
1.50 djm 834: } else
1.174 schwarze 835: mprintf("%s\n", d[n]->longname);
1.44 djm 836: } else {
1.174 schwarze 837: mprintf("%-*s", colspace, fname);
1.44 djm 838: if (c >= columns) {
839: printf("\n");
840: c = 1;
841: } else
842: c++;
843: }
844:
1.145 djm 845: free(fname);
1.44 djm 846: }
847:
1.53 djm 848: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 849: printf("\n");
850:
851: free_sftp_dirents(d);
852: return (0);
853: }
854:
1.180 djm 855: static int
856: sglob_comp(const void *aa, const void *bb)
857: {
858: u_int a = *(const u_int *)aa;
859: u_int b = *(const u_int *)bb;
860: const char *ap = sort_glob->gl_pathv[a];
861: const char *bp = sort_glob->gl_pathv[b];
862: const struct stat *as = sort_glob->gl_statv[a];
863: const struct stat *bs = sort_glob->gl_statv[b];
864: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
865:
866: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
867: if (sort_flag & LS_NAME_SORT)
868: return (rmul * strcmp(ap, bp));
1.206 djm 869: else if (sort_flag & LS_TIME_SORT) {
870: if (timespeccmp(&as->st_mtim, &bs->st_mtim, ==))
871: return 0;
872: return timespeccmp(&as->st_mtim, &bs->st_mtim, <) ?
873: rmul : -rmul;
874: } else if (sort_flag & LS_SIZE_SORT)
1.180 djm 875: return (rmul * NCMP(as->st_size, bs->st_size));
876:
877: fatal("Unknown ls sort type");
878: }
879:
1.44 djm 880: /* sftp ls.1 replacement which handles path globs */
881: static int
1.175 djm 882: do_globbed_ls(struct sftp_conn *conn, const char *path,
883: const char *strip_path, int lflag)
1.44 djm 884: {
1.129 djm 885: char *fname, *lname;
1.44 djm 886: glob_t g;
1.164 djm 887: int err, r;
1.129 djm 888: struct winsize ws;
1.180 djm 889: u_int i, j, nentries, *indices = NULL, c = 1;
890: u_int colspace = 0, columns = 1, m = 0, width = 80;
1.44 djm 891:
892: memset(&g, 0, sizeof(g));
893:
1.164 djm 894: if ((r = remote_glob(conn, path,
1.133 djm 895: GLOB_MARK|GLOB_NOCHECK|GLOB_BRACE|GLOB_KEEPSTAT|GLOB_NOSORT,
1.164 djm 896: NULL, &g)) != 0 ||
1.128 djm 897: (g.gl_pathc && !g.gl_matchc)) {
1.60 fgsch 898: if (g.gl_pathc)
899: globfree(&g);
1.164 djm 900: if (r == GLOB_NOSPACE) {
901: error("Can't ls: Too many matches for \"%s\"", path);
902: } else {
903: error("Can't ls: \"%s\" not found", path);
904: }
1.128 djm 905: return -1;
1.44 djm 906: }
907:
1.46 djm 908: if (interrupted)
909: goto out;
910:
1.44 djm 911: /*
1.60 fgsch 912: * If the glob returns a single match and it is a directory,
913: * then just list its contents.
1.44 djm 914: */
1.128 djm 915: if (g.gl_matchc == 1 && g.gl_statv[0] != NULL &&
916: S_ISDIR(g.gl_statv[0]->st_mode)) {
917: err = do_ls_dir(conn, g.gl_pathv[0], strip_path, lflag);
918: globfree(&g);
919: return err;
1.44 djm 920: }
921:
1.129 djm 922: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
923: width = ws.ws_col;
924:
1.53 djm 925: if (!(lflag & LS_SHORT_VIEW)) {
1.44 djm 926: /* Count entries for sort and find longest filename */
927: for (i = 0; g.gl_pathv[i]; i++)
1.176 deraadt 928: m = MAXIMUM(m, strlen(g.gl_pathv[i]));
1.44 djm 929:
930: columns = width / (m + 2);
1.176 deraadt 931: columns = MAXIMUM(columns, 1);
1.44 djm 932: colspace = width / columns;
933: }
934:
1.180 djm 935: /*
936: * Sorting: rather than mess with the contents of glob_t, prepare
937: * an array of indices into it and sort that. For the usual
938: * unsorted case, the indices are just the identity 1=1, 2=2, etc.
939: */
940: for (nentries = 0; g.gl_pathv[nentries] != NULL; nentries++)
941: ; /* count entries */
942: indices = calloc(nentries, sizeof(*indices));
943: for (i = 0; i < nentries; i++)
944: indices[i] = i;
945:
946: if (lflag & SORT_FLAGS) {
947: sort_glob = &g;
948: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
949: qsort(indices, nentries, sizeof(*indices), sglob_comp);
950: sort_glob = NULL;
951: }
952:
953: for (j = 0; j < nentries && !interrupted; j++) {
954: i = indices[j];
1.44 djm 955: fname = path_strip(g.gl_pathv[i], strip_path);
1.53 djm 956: if (lflag & LS_LONG_VIEW) {
1.128 djm 957: if (g.gl_statv[i] == NULL) {
958: error("no stat information for %s", fname);
959: continue;
960: }
961: lname = ls_file(fname, g.gl_statv[i], 1,
962: (lflag & LS_SI_UNITS));
1.174 schwarze 963: mprintf("%s\n", lname);
1.145 djm 964: free(lname);
1.44 djm 965: } else {
1.174 schwarze 966: mprintf("%-*s", colspace, fname);
1.44 djm 967: if (c >= columns) {
968: printf("\n");
969: c = 1;
970: } else
971: c++;
972: }
1.145 djm 973: free(fname);
1.44 djm 974: }
975:
1.53 djm 976: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 977: printf("\n");
978:
1.46 djm 979: out:
1.44 djm 980: if (g.gl_pathc)
981: globfree(&g);
1.180 djm 982: free(indices);
1.44 djm 983:
1.128 djm 984: return 0;
1.44 djm 985: }
986:
1.100 djm 987: static int
1.175 djm 988: do_df(struct sftp_conn *conn, const char *path, int hflag, int iflag)
1.100 djm 989: {
1.101 dtucker 990: struct sftp_statvfs st;
1.178 djm 991: char s_used[FMT_SCALED_STRSIZE], s_avail[FMT_SCALED_STRSIZE];
992: char s_root[FMT_SCALED_STRSIZE], s_total[FMT_SCALED_STRSIZE];
993: char s_icapacity[16], s_dcapacity[16];
1.100 djm 994:
995: if (do_statvfs(conn, path, &st, 1) == -1)
996: return -1;
1.178 djm 997: if (st.f_files == 0)
998: strlcpy(s_icapacity, "ERR", sizeof(s_icapacity));
999: else {
1000: snprintf(s_icapacity, sizeof(s_icapacity), "%3llu%%",
1001: (unsigned long long)(100 * (st.f_files - st.f_ffree) /
1002: st.f_files));
1003: }
1004: if (st.f_blocks == 0)
1005: strlcpy(s_dcapacity, "ERR", sizeof(s_dcapacity));
1006: else {
1007: snprintf(s_dcapacity, sizeof(s_dcapacity), "%3llu%%",
1008: (unsigned long long)(100 * (st.f_blocks - st.f_bfree) /
1009: st.f_blocks));
1010: }
1.100 djm 1011: if (iflag) {
1012: printf(" Inodes Used Avail "
1013: "(root) %%Capacity\n");
1.178 djm 1014: printf("%11llu %11llu %11llu %11llu %s\n",
1.100 djm 1015: (unsigned long long)st.f_files,
1016: (unsigned long long)(st.f_files - st.f_ffree),
1017: (unsigned long long)st.f_favail,
1.178 djm 1018: (unsigned long long)st.f_ffree, s_icapacity);
1.100 djm 1019: } else if (hflag) {
1020: strlcpy(s_used, "error", sizeof(s_used));
1021: strlcpy(s_avail, "error", sizeof(s_avail));
1022: strlcpy(s_root, "error", sizeof(s_root));
1023: strlcpy(s_total, "error", sizeof(s_total));
1024: fmt_scaled((st.f_blocks - st.f_bfree) * st.f_frsize, s_used);
1025: fmt_scaled(st.f_bavail * st.f_frsize, s_avail);
1026: fmt_scaled(st.f_bfree * st.f_frsize, s_root);
1027: fmt_scaled(st.f_blocks * st.f_frsize, s_total);
1028: printf(" Size Used Avail (root) %%Capacity\n");
1.178 djm 1029: printf("%7sB %7sB %7sB %7sB %s\n",
1030: s_total, s_used, s_avail, s_root, s_dcapacity);
1.100 djm 1031: } else {
1032: printf(" Size Used Avail "
1033: "(root) %%Capacity\n");
1.178 djm 1034: printf("%12llu %12llu %12llu %12llu %s\n",
1.100 djm 1035: (unsigned long long)(st.f_frsize * st.f_blocks / 1024),
1036: (unsigned long long)(st.f_frsize *
1037: (st.f_blocks - st.f_bfree) / 1024),
1038: (unsigned long long)(st.f_frsize * st.f_bavail / 1024),
1039: (unsigned long long)(st.f_frsize * st.f_bfree / 1024),
1.178 djm 1040: s_dcapacity);
1.100 djm 1041: }
1042: return 0;
1043: }
1044:
1.97 djm 1045: /*
1046: * Undo escaping of glob sequences in place. Used to undo extra escaping
1047: * applied in makeargv() when the string is destined for a function that
1048: * does not glob it.
1049: */
1050: static void
1051: undo_glob_escape(char *s)
1052: {
1053: size_t i, j;
1054:
1055: for (i = j = 0;;) {
1056: if (s[i] == '\0') {
1057: s[j] = '\0';
1058: return;
1059: }
1060: if (s[i] != '\\') {
1061: s[j++] = s[i++];
1062: continue;
1063: }
1064: /* s[i] == '\\' */
1065: ++i;
1066: switch (s[i]) {
1067: case '?':
1068: case '[':
1069: case '*':
1070: case '\\':
1071: s[j++] = s[i++];
1072: break;
1073: case '\0':
1074: s[j++] = '\\';
1075: s[j] = '\0';
1076: return;
1077: default:
1078: s[j++] = '\\';
1079: s[j++] = s[i++];
1080: break;
1081: }
1082: }
1083: }
1084:
1085: /*
1086: * Split a string into an argument vector using sh(1)-style quoting,
1087: * comment and escaping rules, but with some tweaks to handle glob(3)
1088: * wildcards.
1.116 djm 1089: * The "sloppy" flag allows for recovery from missing terminating quote, for
1090: * use in parsing incomplete commandlines during tab autocompletion.
1091: *
1.97 djm 1092: * Returns NULL on error or a NULL-terminated array of arguments.
1.116 djm 1093: *
1094: * If "lastquote" is not NULL, the quoting character used for the last
1095: * argument is placed in *lastquote ("\0", "'" or "\"").
1.149 djm 1096: *
1.116 djm 1097: * If "terminated" is not NULL, *terminated will be set to 1 when the
1098: * last argument's quote has been properly terminated or 0 otherwise.
1099: * This parameter is only of use if "sloppy" is set.
1.97 djm 1100: */
1.204 djm 1101: #define MAXARGS 128
1.97 djm 1102: #define MAXARGLEN 8192
1103: static char **
1.116 djm 1104: makeargv(const char *arg, int *argcp, int sloppy, char *lastquote,
1105: u_int *terminated)
1.97 djm 1106: {
1107: int argc, quot;
1108: size_t i, j;
1109: static char argvs[MAXARGLEN];
1110: static char *argv[MAXARGS + 1];
1111: enum { MA_START, MA_SQUOTE, MA_DQUOTE, MA_UNQUOTED } state, q;
1112:
1113: *argcp = argc = 0;
1114: if (strlen(arg) > sizeof(argvs) - 1) {
1115: args_too_longs:
1116: error("string too long");
1117: return NULL;
1118: }
1.116 djm 1119: if (terminated != NULL)
1120: *terminated = 1;
1121: if (lastquote != NULL)
1122: *lastquote = '\0';
1.97 djm 1123: state = MA_START;
1124: i = j = 0;
1125: for (;;) {
1.141 markus 1126: if ((size_t)argc >= sizeof(argv) / sizeof(*argv)){
1.138 dtucker 1127: error("Too many arguments.");
1128: return NULL;
1129: }
1.158 deraadt 1130: if (isspace((unsigned char)arg[i])) {
1.97 djm 1131: if (state == MA_UNQUOTED) {
1132: /* Terminate current argument */
1133: argvs[j++] = '\0';
1134: argc++;
1135: state = MA_START;
1136: } else if (state != MA_START)
1137: argvs[j++] = arg[i];
1138: } else if (arg[i] == '"' || arg[i] == '\'') {
1139: q = arg[i] == '"' ? MA_DQUOTE : MA_SQUOTE;
1140: if (state == MA_START) {
1141: argv[argc] = argvs + j;
1142: state = q;
1.116 djm 1143: if (lastquote != NULL)
1144: *lastquote = arg[i];
1.149 djm 1145: } else if (state == MA_UNQUOTED)
1.97 djm 1146: state = q;
1147: else if (state == q)
1148: state = MA_UNQUOTED;
1149: else
1150: argvs[j++] = arg[i];
1151: } else if (arg[i] == '\\') {
1152: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1153: quot = state == MA_SQUOTE ? '\'' : '"';
1154: /* Unescape quote we are in */
1155: /* XXX support \n and friends? */
1156: if (arg[i + 1] == quot) {
1157: i++;
1158: argvs[j++] = arg[i];
1159: } else if (arg[i + 1] == '?' ||
1160: arg[i + 1] == '[' || arg[i + 1] == '*') {
1161: /*
1162: * Special case for sftp: append
1163: * double-escaped glob sequence -
1164: * glob will undo one level of
1165: * escaping. NB. string can grow here.
1166: */
1167: if (j >= sizeof(argvs) - 5)
1168: goto args_too_longs;
1169: argvs[j++] = '\\';
1170: argvs[j++] = arg[i++];
1171: argvs[j++] = '\\';
1172: argvs[j++] = arg[i];
1173: } else {
1174: argvs[j++] = arg[i++];
1175: argvs[j++] = arg[i];
1176: }
1177: } else {
1178: if (state == MA_START) {
1179: argv[argc] = argvs + j;
1180: state = MA_UNQUOTED;
1.116 djm 1181: if (lastquote != NULL)
1182: *lastquote = '\0';
1.97 djm 1183: }
1184: if (arg[i + 1] == '?' || arg[i + 1] == '[' ||
1185: arg[i + 1] == '*' || arg[i + 1] == '\\') {
1186: /*
1187: * Special case for sftp: append
1188: * escaped glob sequence -
1189: * glob will undo one level of
1190: * escaping.
1191: */
1192: argvs[j++] = arg[i++];
1193: argvs[j++] = arg[i];
1194: } else {
1195: /* Unescape everything */
1196: /* XXX support \n and friends? */
1197: i++;
1198: argvs[j++] = arg[i];
1199: }
1200: }
1201: } else if (arg[i] == '#') {
1202: if (state == MA_SQUOTE || state == MA_DQUOTE)
1203: argvs[j++] = arg[i];
1204: else
1205: goto string_done;
1206: } else if (arg[i] == '\0') {
1207: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1.116 djm 1208: if (sloppy) {
1209: state = MA_UNQUOTED;
1210: if (terminated != NULL)
1211: *terminated = 0;
1212: goto string_done;
1213: }
1.97 djm 1214: error("Unterminated quoted argument");
1215: return NULL;
1216: }
1217: string_done:
1218: if (state == MA_UNQUOTED) {
1219: argvs[j++] = '\0';
1220: argc++;
1221: }
1222: break;
1223: } else {
1224: if (state == MA_START) {
1225: argv[argc] = argvs + j;
1226: state = MA_UNQUOTED;
1.116 djm 1227: if (lastquote != NULL)
1228: *lastquote = '\0';
1.97 djm 1229: }
1230: if ((state == MA_SQUOTE || state == MA_DQUOTE) &&
1231: (arg[i] == '?' || arg[i] == '[' || arg[i] == '*')) {
1232: /*
1233: * Special case for sftp: escape quoted
1234: * glob(3) wildcards. NB. string can grow
1235: * here.
1236: */
1237: if (j >= sizeof(argvs) - 3)
1238: goto args_too_longs;
1239: argvs[j++] = '\\';
1240: argvs[j++] = arg[i];
1241: } else
1242: argvs[j++] = arg[i];
1243: }
1244: i++;
1245: }
1246: *argcp = argc;
1247: return argv;
1248: }
1249:
1.44 djm 1250: static int
1.187 djm 1251: parse_args(const char **cpp, int *ignore_errors, int *disable_echo, int *aflag,
1.173 djm 1252: int *fflag, int *hflag, int *iflag, int *lflag, int *pflag,
1.159 logan 1253: int *rflag, int *sflag,
1.156 djm 1254: unsigned long *n_arg, char **path1, char **path2)
1.44 djm 1255: {
1256: const char *cmd, *cp = *cpp;
1.97 djm 1257: char *cp2, **argv;
1.44 djm 1258: int base = 0;
1.202 dtucker 1259: long long ll;
1.182 djm 1260: int path1_mandatory = 0, i, cmdnum, optidx, argc;
1.44 djm 1261:
1262: /* Skip leading whitespace */
1263: cp = cp + strspn(cp, WHITESPACE);
1264:
1.187 djm 1265: /*
1266: * Check for leading '-' (disable error processing) and '@' (suppress
1267: * command echo)
1268: */
1.156 djm 1269: *ignore_errors = 0;
1.187 djm 1270: *disable_echo = 0;
1271: for (;*cp != '\0'; cp++) {
1272: if (*cp == '-') {
1273: *ignore_errors = 1;
1274: } else if (*cp == '@') {
1275: *disable_echo = 1;
1276: } else {
1277: /* all other characters terminate prefix processing */
1278: break;
1279: }
1.44 djm 1280: }
1.187 djm 1281: cp = cp + strspn(cp, WHITESPACE);
1.118 dtucker 1282:
1283: /* Ignore blank lines and lines which begin with comment '#' char */
1284: if (*cp == '\0' || *cp == '#')
1285: return (0);
1.44 djm 1286:
1.116 djm 1287: if ((argv = makeargv(cp, &argc, 0, NULL, NULL)) == NULL)
1.97 djm 1288: return -1;
1289:
1.44 djm 1290: /* Figure out which command we have */
1.97 djm 1291: for (i = 0; cmds[i].c != NULL; i++) {
1.142 djm 1292: if (argv[0] != NULL && strcasecmp(cmds[i].c, argv[0]) == 0)
1.44 djm 1293: break;
1294: }
1295: cmdnum = cmds[i].n;
1296: cmd = cmds[i].c;
1297:
1298: /* Special case */
1299: if (*cp == '!') {
1300: cp++;
1301: cmdnum = I_SHELL;
1302: } else if (cmdnum == -1) {
1303: error("Invalid command.");
1.97 djm 1304: return -1;
1.44 djm 1305: }
1306:
1307: /* Get arguments and parse flags */
1.156 djm 1308: *aflag = *fflag = *hflag = *iflag = *lflag = *pflag = 0;
1309: *rflag = *sflag = 0;
1.44 djm 1310: *path1 = *path2 = NULL;
1.97 djm 1311: optidx = 1;
1.44 djm 1312: switch (cmdnum) {
1313: case I_GET:
1.148 djm 1314: case I_REGET:
1.159 logan 1315: case I_REPUT:
1.44 djm 1316: case I_PUT:
1.132 djm 1317: if ((optidx = parse_getput_flags(cmd, argv, argc,
1.156 djm 1318: aflag, fflag, pflag, rflag)) == -1)
1.97 djm 1319: return -1;
1.44 djm 1320: /* Get first pathname (mandatory) */
1.97 djm 1321: if (argc - optidx < 1) {
1.44 djm 1322: error("You must specify at least one path after a "
1323: "%s command.", cmd);
1.97 djm 1324: return -1;
1325: }
1326: *path1 = xstrdup(argv[optidx]);
1327: /* Get second pathname (optional) */
1328: if (argc - optidx > 1) {
1329: *path2 = xstrdup(argv[optidx + 1]);
1330: /* Destination is not globbed */
1331: undo_glob_escape(*path2);
1.44 djm 1332: }
1333: break;
1.132 djm 1334: case I_LINK:
1335: if ((optidx = parse_link_flags(cmd, argv, argc, sflag)) == -1)
1336: return -1;
1.152 djm 1337: goto parse_two_paths;
1338: case I_RENAME:
1339: if ((optidx = parse_rename_flags(cmd, argv, argc, lflag)) == -1)
1340: return -1;
1341: goto parse_two_paths;
1.132 djm 1342: case I_SYMLINK:
1.153 djm 1343: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1344: return -1;
1.152 djm 1345: parse_two_paths:
1.97 djm 1346: if (argc - optidx < 2) {
1.44 djm 1347: error("You must specify two paths after a %s "
1348: "command.", cmd);
1.97 djm 1349: return -1;
1.44 djm 1350: }
1.97 djm 1351: *path1 = xstrdup(argv[optidx]);
1352: *path2 = xstrdup(argv[optidx + 1]);
1353: /* Paths are not globbed */
1354: undo_glob_escape(*path1);
1355: undo_glob_escape(*path2);
1.44 djm 1356: break;
1357: case I_RM:
1358: case I_MKDIR:
1359: case I_RMDIR:
1.182 djm 1360: case I_LMKDIR:
1361: path1_mandatory = 1;
1362: /* FALLTHROUGH */
1.44 djm 1363: case I_CHDIR:
1364: case I_LCHDIR:
1.153 djm 1365: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1366: return -1;
1.44 djm 1367: /* Get pathname (mandatory) */
1.97 djm 1368: if (argc - optidx < 1) {
1.182 djm 1369: if (!path1_mandatory)
1370: break; /* return a NULL path1 */
1.44 djm 1371: error("You must specify a path after a %s command.",
1372: cmd);
1.97 djm 1373: return -1;
1.44 djm 1374: }
1.97 djm 1375: *path1 = xstrdup(argv[optidx]);
1376: /* Only "rm" globs */
1377: if (cmdnum != I_RM)
1378: undo_glob_escape(*path1);
1.44 djm 1379: break;
1.100 djm 1380: case I_DF:
1381: if ((optidx = parse_df_flags(cmd, argv, argc, hflag,
1382: iflag)) == -1)
1383: return -1;
1384: /* Default to current directory if no path specified */
1385: if (argc - optidx < 1)
1386: *path1 = NULL;
1387: else {
1388: *path1 = xstrdup(argv[optidx]);
1389: undo_glob_escape(*path1);
1390: }
1391: break;
1.44 djm 1392: case I_LS:
1.97 djm 1393: if ((optidx = parse_ls_flags(argv, argc, lflag)) == -1)
1.44 djm 1394: return(-1);
1395: /* Path is optional */
1.97 djm 1396: if (argc - optidx > 0)
1397: *path1 = xstrdup(argv[optidx]);
1.44 djm 1398: break;
1399: case I_LLS:
1.98 djm 1400: /* Skip ls command and following whitespace */
1401: cp = cp + strlen(cmd) + strspn(cp, WHITESPACE);
1.44 djm 1402: case I_SHELL:
1403: /* Uses the rest of the line */
1404: break;
1405: case I_LUMASK:
1406: case I_CHMOD:
1407: base = 8;
1.186 dtucker 1408: /* FALLTHROUGH */
1.44 djm 1409: case I_CHOWN:
1410: case I_CHGRP:
1.189 djm 1411: if ((optidx = parse_ch_flags(cmd, argv, argc, hflag)) == -1)
1.153 djm 1412: return -1;
1.44 djm 1413: /* Get numeric arg (mandatory) */
1.97 djm 1414: if (argc - optidx < 1)
1415: goto need_num_arg;
1.93 ray 1416: errno = 0;
1.202 dtucker 1417: ll = strtoll(argv[optidx], &cp2, base);
1.97 djm 1418: if (cp2 == argv[optidx] || *cp2 != '\0' ||
1.202 dtucker 1419: ((ll == LLONG_MIN || ll == LLONG_MAX) && errno == ERANGE) ||
1420: ll < 0 || ll > UINT32_MAX) {
1.97 djm 1421: need_num_arg:
1.44 djm 1422: error("You must supply a numeric argument "
1423: "to the %s command.", cmd);
1.97 djm 1424: return -1;
1.44 djm 1425: }
1.202 dtucker 1426: *n_arg = ll;
1.97 djm 1427: if (cmdnum == I_LUMASK)
1.44 djm 1428: break;
1429: /* Get pathname (mandatory) */
1.97 djm 1430: if (argc - optidx < 2) {
1.44 djm 1431: error("You must specify a path after a %s command.",
1432: cmd);
1.97 djm 1433: return -1;
1.44 djm 1434: }
1.97 djm 1435: *path1 = xstrdup(argv[optidx + 1]);
1.44 djm 1436: break;
1437: case I_QUIT:
1438: case I_PWD:
1439: case I_LPWD:
1440: case I_HELP:
1441: case I_VERSION:
1442: case I_PROGRESS:
1.153 djm 1443: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1444: return -1;
1.44 djm 1445: break;
1446: default:
1447: fatal("Command not implemented");
1448: }
1449:
1450: *cpp = cp;
1451: return(cmdnum);
1452: }
1453:
1454: static int
1455: parse_dispatch_command(struct sftp_conn *conn, const char *cmd, char **pwd,
1.187 djm 1456: const char *startdir, int err_abort, int echo_command)
1.44 djm 1457: {
1.187 djm 1458: const char *ocmd = cmd;
1.44 djm 1459: char *path1, *path2, *tmp;
1.187 djm 1460: int ignore_errors = 0, disable_echo = 1;
1461: int aflag = 0, fflag = 0, hflag = 0, iflag = 0;
1.156 djm 1462: int lflag = 0, pflag = 0, rflag = 0, sflag = 0;
1.132 djm 1463: int cmdnum, i;
1.107 dtucker 1464: unsigned long n_arg = 0;
1.44 djm 1465: Attrib a, *aa;
1.170 deraadt 1466: char path_buf[PATH_MAX];
1.44 djm 1467: int err = 0;
1468: glob_t g;
1469:
1470: path1 = path2 = NULL;
1.187 djm 1471: cmdnum = parse_args(&cmd, &ignore_errors, &disable_echo, &aflag, &fflag,
1472: &hflag, &iflag, &lflag, &pflag, &rflag, &sflag, &n_arg,
1473: &path1, &path2);
1.156 djm 1474: if (ignore_errors != 0)
1.44 djm 1475: err_abort = 0;
1476:
1.187 djm 1477: if (echo_command && !disable_echo)
1478: mprintf("sftp> %s\n", ocmd);
1479:
1.44 djm 1480: memset(&g, 0, sizeof(g));
1481:
1482: /* Perform command */
1483: switch (cmdnum) {
1484: case 0:
1485: /* Blank line */
1486: break;
1487: case -1:
1488: /* Unrecognized command */
1489: err = -1;
1490: break;
1.148 djm 1491: case I_REGET:
1492: aflag = 1;
1493: /* FALLTHROUGH */
1.44 djm 1494: case I_GET:
1.148 djm 1495: err = process_get(conn, path1, path2, *pwd, pflag,
1.156 djm 1496: rflag, aflag, fflag);
1.44 djm 1497: break;
1.159 logan 1498: case I_REPUT:
1499: aflag = 1;
1500: /* FALLTHROUGH */
1.44 djm 1501: case I_PUT:
1.156 djm 1502: err = process_put(conn, path1, path2, *pwd, pflag,
1.159 logan 1503: rflag, aflag, fflag);
1.44 djm 1504: break;
1505: case I_RENAME:
1506: path1 = make_absolute(path1, *pwd);
1507: path2 = make_absolute(path2, *pwd);
1.152 djm 1508: err = do_rename(conn, path1, path2, lflag);
1.44 djm 1509: break;
1510: case I_SYMLINK:
1.132 djm 1511: sflag = 1;
1.186 dtucker 1512: /* FALLTHROUGH */
1.132 djm 1513: case I_LINK:
1.151 djm 1514: if (!sflag)
1515: path1 = make_absolute(path1, *pwd);
1.44 djm 1516: path2 = make_absolute(path2, *pwd);
1.132 djm 1517: err = (sflag ? do_symlink : do_hardlink)(conn, path1, path2);
1.44 djm 1518: break;
1519: case I_RM:
1520: path1 = make_absolute(path1, *pwd);
1521: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1522: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1523: if (!quiet)
1.174 schwarze 1524: mprintf("Removing %s\n", g.gl_pathv[i]);
1.44 djm 1525: err = do_rm(conn, g.gl_pathv[i]);
1526: if (err != 0 && err_abort)
1527: break;
1528: }
1529: break;
1530: case I_MKDIR:
1531: path1 = make_absolute(path1, *pwd);
1532: attrib_clear(&a);
1533: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1534: a.perm = 0777;
1.111 djm 1535: err = do_mkdir(conn, path1, &a, 1);
1.44 djm 1536: break;
1537: case I_RMDIR:
1538: path1 = make_absolute(path1, *pwd);
1539: err = do_rmdir(conn, path1);
1540: break;
1541: case I_CHDIR:
1.182 djm 1542: if (path1 == NULL || *path1 == '\0')
1543: path1 = xstrdup(startdir);
1.44 djm 1544: path1 = make_absolute(path1, *pwd);
1545: if ((tmp = do_realpath(conn, path1)) == NULL) {
1546: err = 1;
1547: break;
1548: }
1549: if ((aa = do_stat(conn, tmp, 0)) == NULL) {
1.145 djm 1550: free(tmp);
1.44 djm 1551: err = 1;
1552: break;
1553: }
1554: if (!(aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) {
1555: error("Can't change directory: Can't check target");
1.145 djm 1556: free(tmp);
1.44 djm 1557: err = 1;
1558: break;
1559: }
1560: if (!S_ISDIR(aa->perm)) {
1561: error("Can't change directory: \"%s\" is not "
1562: "a directory", tmp);
1.145 djm 1563: free(tmp);
1.44 djm 1564: err = 1;
1565: break;
1566: }
1.145 djm 1567: free(*pwd);
1.44 djm 1568: *pwd = tmp;
1569: break;
1570: case I_LS:
1571: if (!path1) {
1.125 djm 1572: do_ls_dir(conn, *pwd, *pwd, lflag);
1.44 djm 1573: break;
1574: }
1575:
1576: /* Strip pwd off beginning of non-absolute paths */
1577: tmp = NULL;
1.188 djm 1578: if (!path_absolute(path1))
1.44 djm 1579: tmp = *pwd;
1580:
1581: path1 = make_absolute(path1, *pwd);
1582: err = do_globbed_ls(conn, path1, tmp, lflag);
1.100 djm 1583: break;
1584: case I_DF:
1585: /* Default to current directory if no path specified */
1586: if (path1 == NULL)
1587: path1 = xstrdup(*pwd);
1588: path1 = make_absolute(path1, *pwd);
1589: err = do_df(conn, path1, hflag, iflag);
1.44 djm 1590: break;
1591: case I_LCHDIR:
1.182 djm 1592: if (path1 == NULL || *path1 == '\0')
1593: path1 = xstrdup("~");
1.166 deraadt 1594: tmp = tilde_expand_filename(path1, getuid());
1.165 djm 1595: free(path1);
1596: path1 = tmp;
1.44 djm 1597: if (chdir(path1) == -1) {
1598: error("Couldn't change local directory to "
1599: "\"%s\": %s", path1, strerror(errno));
1600: err = 1;
1601: }
1602: break;
1603: case I_LMKDIR:
1604: if (mkdir(path1, 0777) == -1) {
1605: error("Couldn't create local directory "
1606: "\"%s\": %s", path1, strerror(errno));
1607: err = 1;
1608: }
1609: break;
1610: case I_LLS:
1611: local_do_ls(cmd);
1612: break;
1613: case I_SHELL:
1614: local_do_shell(cmd);
1615: break;
1616: case I_LUMASK:
1617: umask(n_arg);
1618: printf("Local umask: %03lo\n", n_arg);
1619: break;
1620: case I_CHMOD:
1621: path1 = make_absolute(path1, *pwd);
1622: attrib_clear(&a);
1623: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1624: a.perm = n_arg;
1625: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1626: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1627: if (!quiet)
1.174 schwarze 1628: mprintf("Changing mode on %s\n",
1629: g.gl_pathv[i]);
1.189 djm 1630: err = (hflag ? do_lsetstat : do_setstat)(conn,
1631: g.gl_pathv[i], &a);
1.44 djm 1632: if (err != 0 && err_abort)
1633: break;
1634: }
1635: break;
1636: case I_CHOWN:
1637: case I_CHGRP:
1638: path1 = make_absolute(path1, *pwd);
1639: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1640: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.189 djm 1641: if (!(aa = (hflag ? do_lstat : do_stat)(conn,
1642: g.gl_pathv[i], 0))) {
1.104 djm 1643: if (err_abort) {
1644: err = -1;
1.44 djm 1645: break;
1.104 djm 1646: } else
1.44 djm 1647: continue;
1648: }
1649: if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) {
1650: error("Can't get current ownership of "
1651: "remote file \"%s\"", g.gl_pathv[i]);
1.104 djm 1652: if (err_abort) {
1653: err = -1;
1.44 djm 1654: break;
1.104 djm 1655: } else
1.44 djm 1656: continue;
1657: }
1658: aa->flags &= SSH2_FILEXFER_ATTR_UIDGID;
1659: if (cmdnum == I_CHOWN) {
1.143 djm 1660: if (!quiet)
1.174 schwarze 1661: mprintf("Changing owner on %s\n",
1.143 djm 1662: g.gl_pathv[i]);
1.44 djm 1663: aa->uid = n_arg;
1664: } else {
1.143 djm 1665: if (!quiet)
1.174 schwarze 1666: mprintf("Changing group on %s\n",
1.143 djm 1667: g.gl_pathv[i]);
1.44 djm 1668: aa->gid = n_arg;
1669: }
1.189 djm 1670: err = (hflag ? do_lsetstat : do_setstat)(conn,
1671: g.gl_pathv[i], aa);
1.44 djm 1672: if (err != 0 && err_abort)
1673: break;
1674: }
1675: break;
1676: case I_PWD:
1.174 schwarze 1677: mprintf("Remote working directory: %s\n", *pwd);
1.44 djm 1678: break;
1679: case I_LPWD:
1680: if (!getcwd(path_buf, sizeof(path_buf))) {
1681: error("Couldn't get local cwd: %s", strerror(errno));
1682: err = -1;
1683: break;
1684: }
1.174 schwarze 1685: mprintf("Local working directory: %s\n", path_buf);
1.44 djm 1686: break;
1687: case I_QUIT:
1688: /* Processed below */
1689: break;
1690: case I_HELP:
1691: help();
1692: break;
1693: case I_VERSION:
1694: printf("SFTP protocol version %u\n", sftp_proto_version(conn));
1695: break;
1696: case I_PROGRESS:
1697: showprogress = !showprogress;
1698: if (showprogress)
1699: printf("Progress meter enabled\n");
1700: else
1701: printf("Progress meter disabled\n");
1702: break;
1703: default:
1704: fatal("%d is not implemented", cmdnum);
1705: }
1706:
1707: if (g.gl_pathc)
1708: globfree(&g);
1.145 djm 1709: free(path1);
1710: free(path2);
1.44 djm 1711:
1712: /* If an unignored error occurs in batch mode we should abort. */
1713: if (err_abort && err != 0)
1714: return (-1);
1715: else if (cmdnum == I_QUIT)
1716: return (1);
1717:
1718: return (0);
1719: }
1720:
1.57 djm 1721: static char *
1722: prompt(EditLine *el)
1723: {
1724: return ("sftp> ");
1725: }
1726:
1.116 djm 1727: /* Display entries in 'list' after skipping the first 'len' chars */
1728: static void
1729: complete_display(char **list, u_int len)
1730: {
1731: u_int y, m = 0, width = 80, columns = 1, colspace = 0, llen;
1732: struct winsize ws;
1733: char *tmp;
1734:
1735: /* Count entries for sort and find longest */
1.149 djm 1736: for (y = 0; list[y]; y++)
1.176 deraadt 1737: m = MAXIMUM(m, strlen(list[y]));
1.116 djm 1738:
1739: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
1740: width = ws.ws_col;
1741:
1742: m = m > len ? m - len : 0;
1743: columns = width / (m + 2);
1.176 deraadt 1744: columns = MAXIMUM(columns, 1);
1.116 djm 1745: colspace = width / columns;
1.176 deraadt 1746: colspace = MINIMUM(colspace, width);
1.116 djm 1747:
1748: printf("\n");
1749: m = 1;
1750: for (y = 0; list[y]; y++) {
1751: llen = strlen(list[y]);
1752: tmp = llen > len ? list[y] + len : "";
1.174 schwarze 1753: mprintf("%-*s", colspace, tmp);
1.116 djm 1754: if (m >= columns) {
1755: printf("\n");
1756: m = 1;
1757: } else
1758: m++;
1759: }
1760: printf("\n");
1761: }
1762:
1763: /*
1764: * Given a "list" of words that begin with a common prefix of "word",
1765: * attempt to find an autocompletion to extends "word" by the next
1766: * characters common to all entries in "list".
1767: */
1768: static char *
1769: complete_ambiguous(const char *word, char **list, size_t count)
1770: {
1771: if (word == NULL)
1772: return NULL;
1773:
1774: if (count > 0) {
1775: u_int y, matchlen = strlen(list[0]);
1776:
1777: /* Find length of common stem */
1778: for (y = 1; list[y]; y++) {
1779: u_int x;
1780:
1.149 djm 1781: for (x = 0; x < matchlen; x++)
1782: if (list[0][x] != list[y][x])
1.116 djm 1783: break;
1784:
1785: matchlen = x;
1786: }
1787:
1788: if (matchlen > strlen(word)) {
1789: char *tmp = xstrdup(list[0]);
1790:
1.117 dtucker 1791: tmp[matchlen] = '\0';
1.116 djm 1792: return tmp;
1793: }
1.149 djm 1794: }
1.116 djm 1795:
1796: return xstrdup(word);
1797: }
1798:
1799: /* Autocomplete a sftp command */
1800: static int
1801: complete_cmd_parse(EditLine *el, char *cmd, int lastarg, char quote,
1802: int terminated)
1803: {
1804: u_int y, count = 0, cmdlen, tmplen;
1805: char *tmp, **list, argterm[3];
1806: const LineInfo *lf;
1807:
1808: list = xcalloc((sizeof(cmds) / sizeof(*cmds)) + 1, sizeof(char *));
1809:
1810: /* No command specified: display all available commands */
1811: if (cmd == NULL) {
1812: for (y = 0; cmds[y].c; y++)
1813: list[count++] = xstrdup(cmds[y].c);
1.149 djm 1814:
1.116 djm 1815: list[count] = NULL;
1816: complete_display(list, 0);
1817:
1.149 djm 1818: for (y = 0; list[y] != NULL; y++)
1819: free(list[y]);
1.145 djm 1820: free(list);
1.116 djm 1821: return count;
1822: }
1823:
1824: /* Prepare subset of commands that start with "cmd" */
1825: cmdlen = strlen(cmd);
1826: for (y = 0; cmds[y].c; y++) {
1.149 djm 1827: if (!strncasecmp(cmd, cmds[y].c, cmdlen))
1.116 djm 1828: list[count++] = xstrdup(cmds[y].c);
1829: }
1830: list[count] = NULL;
1831:
1.134 oga 1832: if (count == 0) {
1.145 djm 1833: free(list);
1.116 djm 1834: return 0;
1.134 oga 1835: }
1.116 djm 1836:
1.183 djm 1837: /* Complete ambiguous command */
1.116 djm 1838: tmp = complete_ambiguous(cmd, list, count);
1839: if (count > 1)
1840: complete_display(list, 0);
1841:
1.149 djm 1842: for (y = 0; list[y]; y++)
1843: free(list[y]);
1.145 djm 1844: free(list);
1.116 djm 1845:
1846: if (tmp != NULL) {
1847: tmplen = strlen(tmp);
1848: cmdlen = strlen(cmd);
1849: /* If cmd may be extended then do so */
1850: if (tmplen > cmdlen)
1851: if (el_insertstr(el, tmp + cmdlen) == -1)
1852: fatal("el_insertstr failed.");
1853: lf = el_line(el);
1854: /* Terminate argument cleanly */
1855: if (count == 1) {
1856: y = 0;
1857: if (!terminated)
1858: argterm[y++] = quote;
1859: if (lastarg || *(lf->cursor) != ' ')
1860: argterm[y++] = ' ';
1861: argterm[y] = '\0';
1862: if (y > 0 && el_insertstr(el, argterm) == -1)
1863: fatal("el_insertstr failed.");
1864: }
1.145 djm 1865: free(tmp);
1.116 djm 1866: }
1867:
1868: return count;
1869: }
1870:
1871: /*
1872: * Determine whether a particular sftp command's arguments (if any)
1873: * represent local or remote files.
1874: */
1875: static int
1876: complete_is_remote(char *cmd) {
1877: int i;
1878:
1879: if (cmd == NULL)
1880: return -1;
1881:
1882: for (i = 0; cmds[i].c; i++) {
1.149 djm 1883: if (!strncasecmp(cmd, cmds[i].c, strlen(cmds[i].c)))
1.116 djm 1884: return cmds[i].t;
1885: }
1886:
1887: return -1;
1888: }
1889:
1890: /* Autocomplete a filename "file" */
1891: static int
1892: complete_match(EditLine *el, struct sftp_conn *conn, char *remote_path,
1893: char *file, int remote, int lastarg, char quote, int terminated)
1894: {
1895: glob_t g;
1.146 dtucker 1896: char *tmp, *tmp2, ins[8];
1.140 dtucker 1897: u_int i, hadglob, pwdlen, len, tmplen, filelen, cesc, isesc, isabs;
1.146 dtucker 1898: int clen;
1.116 djm 1899: const LineInfo *lf;
1.149 djm 1900:
1.116 djm 1901: /* Glob from "file" location */
1902: if (file == NULL)
1903: tmp = xstrdup("*");
1904: else
1905: xasprintf(&tmp, "%s*", file);
1906:
1.139 dtucker 1907: /* Check if the path is absolute. */
1.188 djm 1908: isabs = path_absolute(tmp);
1.139 dtucker 1909:
1.116 djm 1910: memset(&g, 0, sizeof(g));
1911: if (remote != LOCAL) {
1912: tmp = make_absolute(tmp, remote_path);
1913: remote_glob(conn, tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1914: } else
1.116 djm 1915: glob(tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1916:
1.116 djm 1917: /* Determine length of pwd so we can trim completion display */
1918: for (hadglob = tmplen = pwdlen = 0; tmp[tmplen] != 0; tmplen++) {
1919: /* Terminate counting on first unescaped glob metacharacter */
1920: if (tmp[tmplen] == '*' || tmp[tmplen] == '?') {
1921: if (tmp[tmplen] != '*' || tmp[tmplen + 1] != '\0')
1922: hadglob = 1;
1923: break;
1924: }
1925: if (tmp[tmplen] == '\\' && tmp[tmplen + 1] != '\0')
1926: tmplen++;
1927: if (tmp[tmplen] == '/')
1928: pwdlen = tmplen + 1; /* track last seen '/' */
1929: }
1.145 djm 1930: free(tmp);
1.161 dtucker 1931: tmp = NULL;
1.116 djm 1932:
1.149 djm 1933: if (g.gl_matchc == 0)
1.116 djm 1934: goto out;
1935:
1936: if (g.gl_matchc > 1)
1937: complete_display(g.gl_pathv, pwdlen);
1938:
1939: /* Don't try to extend globs */
1940: if (file == NULL || hadglob)
1941: goto out;
1942:
1943: tmp2 = complete_ambiguous(file, g.gl_pathv, g.gl_matchc);
1.139 dtucker 1944: tmp = path_strip(tmp2, isabs ? NULL : remote_path);
1.145 djm 1945: free(tmp2);
1.116 djm 1946:
1947: if (tmp == NULL)
1948: goto out;
1949:
1950: tmplen = strlen(tmp);
1951: filelen = strlen(file);
1952:
1.140 dtucker 1953: /* Count the number of escaped characters in the input string. */
1954: cesc = isesc = 0;
1955: for (i = 0; i < filelen; i++) {
1956: if (!isesc && file[i] == '\\' && i + 1 < filelen){
1957: isesc = 1;
1958: cesc++;
1959: } else
1960: isesc = 0;
1961: }
1962:
1963: if (tmplen > (filelen - cesc)) {
1964: tmp2 = tmp + filelen - cesc;
1.149 djm 1965: len = strlen(tmp2);
1.116 djm 1966: /* quote argument on way out */
1.146 dtucker 1967: for (i = 0; i < len; i += clen) {
1968: if ((clen = mblen(tmp2 + i, len - i)) < 0 ||
1969: (size_t)clen > sizeof(ins) - 2)
1970: fatal("invalid multibyte character");
1.116 djm 1971: ins[0] = '\\';
1.146 dtucker 1972: memcpy(ins + 1, tmp2 + i, clen);
1973: ins[clen + 1] = '\0';
1.116 djm 1974: switch (tmp2[i]) {
1975: case '\'':
1976: case '"':
1977: case '\\':
1978: case '\t':
1.131 sthen 1979: case '[':
1.116 djm 1980: case ' ':
1.140 dtucker 1981: case '#':
1982: case '*':
1.116 djm 1983: if (quote == '\0' || tmp2[i] == quote) {
1984: if (el_insertstr(el, ins) == -1)
1985: fatal("el_insertstr "
1986: "failed.");
1987: break;
1988: }
1989: /* FALLTHROUGH */
1990: default:
1991: if (el_insertstr(el, ins + 1) == -1)
1992: fatal("el_insertstr failed.");
1993: break;
1994: }
1995: }
1996: }
1997:
1998: lf = el_line(el);
1999: if (g.gl_matchc == 1) {
2000: i = 0;
1.162 dtucker 2001: if (!terminated && quote != '\0')
1.116 djm 2002: ins[i++] = quote;
1.120 djm 2003: if (*(lf->cursor - 1) != '/' &&
2004: (lastarg || *(lf->cursor) != ' '))
1.116 djm 2005: ins[i++] = ' ';
2006: ins[i] = '\0';
2007: if (i > 0 && el_insertstr(el, ins) == -1)
2008: fatal("el_insertstr failed.");
2009: }
1.145 djm 2010: free(tmp);
1.116 djm 2011:
2012: out:
2013: globfree(&g);
2014: return g.gl_matchc;
2015: }
2016:
2017: /* tab-completion hook function, called via libedit */
2018: static unsigned char
2019: complete(EditLine *el, int ch)
2020: {
1.149 djm 2021: char **argv, *line, quote;
1.147 djm 2022: int argc, carg;
2023: u_int cursor, len, terminated, ret = CC_ERROR;
1.116 djm 2024: const LineInfo *lf;
2025: struct complete_ctx *complete_ctx;
2026:
2027: lf = el_line(el);
2028: if (el_get(el, EL_CLIENTDATA, (void**)&complete_ctx) != 0)
1.203 djm 2029: fatal_f("el_get failed");
1.116 djm 2030:
2031: /* Figure out which argument the cursor points to */
2032: cursor = lf->cursor - lf->buffer;
1.171 deraadt 2033: line = xmalloc(cursor + 1);
1.116 djm 2034: memcpy(line, lf->buffer, cursor);
2035: line[cursor] = '\0';
2036: argv = makeargv(line, &carg, 1, "e, &terminated);
1.145 djm 2037: free(line);
1.116 djm 2038:
2039: /* Get all the arguments on the line */
2040: len = lf->lastchar - lf->buffer;
1.171 deraadt 2041: line = xmalloc(len + 1);
1.116 djm 2042: memcpy(line, lf->buffer, len);
2043: line[len] = '\0';
2044: argv = makeargv(line, &argc, 1, NULL, NULL);
2045:
2046: /* Ensure cursor is at EOL or a argument boundary */
2047: if (line[cursor] != ' ' && line[cursor] != '\0' &&
2048: line[cursor] != '\n') {
1.145 djm 2049: free(line);
1.116 djm 2050: return ret;
2051: }
2052:
2053: if (carg == 0) {
2054: /* Show all available commands */
2055: complete_cmd_parse(el, NULL, argc == carg, '\0', 1);
2056: ret = CC_REDISPLAY;
2057: } else if (carg == 1 && cursor > 0 && line[cursor - 1] != ' ') {
2058: /* Handle the command parsing */
2059: if (complete_cmd_parse(el, argv[0], argc == carg,
1.149 djm 2060: quote, terminated) != 0)
1.116 djm 2061: ret = CC_REDISPLAY;
2062: } else if (carg >= 1) {
2063: /* Handle file parsing */
2064: int remote = complete_is_remote(argv[0]);
2065: char *filematch = NULL;
2066:
2067: if (carg > 1 && line[cursor-1] != ' ')
2068: filematch = argv[carg - 1];
2069:
2070: if (remote != 0 &&
2071: complete_match(el, complete_ctx->conn,
2072: *complete_ctx->remote_pathp, filematch,
1.149 djm 2073: remote, carg == argc, quote, terminated) != 0)
1.116 djm 2074: ret = CC_REDISPLAY;
2075: }
2076:
1.149 djm 2077: free(line);
1.116 djm 2078: return ret;
2079: }
2080:
1.182 djm 2081: static int
1.112 djm 2082: interactive_loop(struct sftp_conn *conn, char *file1, char *file2)
1.44 djm 2083: {
1.116 djm 2084: char *remote_path;
1.182 djm 2085: char *dir = NULL, *startdir = NULL;
1.44 djm 2086: char cmd[2048];
1.66 jaredy 2087: int err, interactive;
1.57 djm 2088: EditLine *el = NULL;
2089: History *hl = NULL;
2090: HistEvent hev;
2091: extern char *__progname;
1.116 djm 2092: struct complete_ctx complete_ctx;
1.57 djm 2093:
2094: if (!batchmode && isatty(STDIN_FILENO)) {
2095: if ((el = el_init(__progname, stdin, stdout, stderr)) == NULL)
2096: fatal("Couldn't initialise editline");
2097: if ((hl = history_init()) == NULL)
2098: fatal("Couldn't initialise editline history");
2099: history(hl, &hev, H_SETSIZE, 100);
2100: el_set(el, EL_HIST, history, hl);
2101:
2102: el_set(el, EL_PROMPT, prompt);
2103: el_set(el, EL_EDITOR, "emacs");
2104: el_set(el, EL_TERMINAL, NULL);
2105: el_set(el, EL_SIGNAL, 1);
2106: el_source(el, NULL);
1.116 djm 2107:
2108: /* Tab Completion */
1.149 djm 2109: el_set(el, EL_ADDFN, "ftp-complete",
1.131 sthen 2110: "Context sensitive argument completion", complete);
1.116 djm 2111: complete_ctx.conn = conn;
2112: complete_ctx.remote_pathp = &remote_path;
2113: el_set(el, EL_CLIENTDATA, (void*)&complete_ctx);
2114: el_set(el, EL_BIND, "^I", "ftp-complete", NULL);
1.154 djm 2115: /* enable ctrl-left-arrow and ctrl-right-arrow */
2116: el_set(el, EL_BIND, "\\e[1;5C", "em-next-word", NULL);
1.194 tb 2117: el_set(el, EL_BIND, "\\e\\e[C", "em-next-word", NULL);
1.154 djm 2118: el_set(el, EL_BIND, "\\e[1;5D", "ed-prev-word", NULL);
2119: el_set(el, EL_BIND, "\\e\\e[D", "ed-prev-word", NULL);
1.155 djm 2120: /* make ^w match ksh behaviour */
2121: el_set(el, EL_BIND, "^w", "ed-delete-prev-word", NULL);
1.57 djm 2122: }
1.44 djm 2123:
1.116 djm 2124: remote_path = do_realpath(conn, ".");
2125: if (remote_path == NULL)
1.44 djm 2126: fatal("Need cwd");
1.182 djm 2127: startdir = xstrdup(remote_path);
1.44 djm 2128:
2129: if (file1 != NULL) {
2130: dir = xstrdup(file1);
1.116 djm 2131: dir = make_absolute(dir, remote_path);
1.44 djm 2132:
2133: if (remote_is_dir(conn, dir) && file2 == NULL) {
1.143 djm 2134: if (!quiet)
1.174 schwarze 2135: mprintf("Changing to: %s\n", dir);
1.44 djm 2136: snprintf(cmd, sizeof cmd, "cd \"%s\"", dir);
1.116 djm 2137: if (parse_dispatch_command(conn, cmd,
1.187 djm 2138: &remote_path, startdir, 1, 0) != 0) {
1.145 djm 2139: free(dir);
1.182 djm 2140: free(startdir);
1.145 djm 2141: free(remote_path);
2142: free(conn);
1.44 djm 2143: return (-1);
1.58 markus 2144: }
1.44 djm 2145: } else {
1.137 djm 2146: /* XXX this is wrong wrt quoting */
1.148 djm 2147: snprintf(cmd, sizeof cmd, "get%s %s%s%s",
2148: global_aflag ? " -a" : "", dir,
2149: file2 == NULL ? "" : " ",
2150: file2 == NULL ? "" : file2);
1.116 djm 2151: err = parse_dispatch_command(conn, cmd,
1.187 djm 2152: &remote_path, startdir, 1, 0);
1.145 djm 2153: free(dir);
1.182 djm 2154: free(startdir);
1.145 djm 2155: free(remote_path);
2156: free(conn);
1.44 djm 2157: return (err);
2158: }
1.145 djm 2159: free(dir);
1.44 djm 2160: }
2161:
1.168 millert 2162: setvbuf(stdout, NULL, _IOLBF, 0);
2163: setvbuf(infile, NULL, _IOLBF, 0);
1.44 djm 2164:
1.66 jaredy 2165: interactive = !batchmode && isatty(STDIN_FILENO);
1.44 djm 2166: err = 0;
2167: for (;;) {
1.57 djm 2168: const char *line;
2169: int count = 0;
1.44 djm 2170:
1.197 dtucker 2171: ssh_signal(SIGINT, SIG_IGN);
1.46 djm 2172:
1.57 djm 2173: if (el == NULL) {
1.66 jaredy 2174: if (interactive)
2175: printf("sftp> ");
1.57 djm 2176: if (fgets(cmd, sizeof(cmd), infile) == NULL) {
1.66 jaredy 2177: if (interactive)
2178: printf("\n");
1.57 djm 2179: break;
2180: }
2181: } else {
1.116 djm 2182: if ((line = el_gets(el, &count)) == NULL ||
2183: count <= 0) {
1.66 jaredy 2184: printf("\n");
1.57 djm 2185: break;
1.66 jaredy 2186: }
1.57 djm 2187: history(hl, &hev, H_ENTER, line);
2188: if (strlcpy(cmd, line, sizeof(cmd)) >= sizeof(cmd)) {
2189: fprintf(stderr, "Error: input line too long\n");
2190: continue;
2191: }
1.44 djm 2192: }
2193:
1.187 djm 2194: cmd[strcspn(cmd, "\n")] = '\0';
1.44 djm 2195:
1.46 djm 2196: /* Handle user interrupts gracefully during commands */
2197: interrupted = 0;
1.197 dtucker 2198: ssh_signal(SIGINT, cmd_interrupt);
1.46 djm 2199:
1.116 djm 2200: err = parse_dispatch_command(conn, cmd, &remote_path,
1.187 djm 2201: startdir, batchmode, !interactive && el == NULL);
1.44 djm 2202: if (err != 0)
2203: break;
2204: }
1.197 dtucker 2205: ssh_signal(SIGCHLD, SIG_DFL);
1.145 djm 2206: free(remote_path);
1.182 djm 2207: free(startdir);
1.145 djm 2208: free(conn);
1.66 jaredy 2209:
2210: if (el != NULL)
2211: el_end(el);
1.44 djm 2212:
2213: /* err == 1 signifies normal "quit" exit */
2214: return (err >= 0 ? 0 : -1);
2215: }
1.34 fgsch 2216:
1.18 itojun 2217: static void
1.36 djm 2218: connect_to_server(char *path, char **args, int *in, int *out)
1.1 djm 2219: {
2220: int c_in, c_out;
1.30 deraadt 2221:
1.1 djm 2222: int inout[2];
1.30 deraadt 2223:
1.1 djm 2224: if (socketpair(AF_UNIX, SOCK_STREAM, 0, inout) == -1)
2225: fatal("socketpair: %s", strerror(errno));
2226: *in = *out = inout[0];
2227: c_in = c_out = inout[1];
2228:
1.36 djm 2229: if ((sshpid = fork()) == -1)
1.1 djm 2230: fatal("fork: %s", strerror(errno));
1.36 djm 2231: else if (sshpid == 0) {
1.1 djm 2232: if ((dup2(c_in, STDIN_FILENO) == -1) ||
2233: (dup2(c_out, STDOUT_FILENO) == -1)) {
2234: fprintf(stderr, "dup2: %s\n", strerror(errno));
1.47 djm 2235: _exit(1);
1.1 djm 2236: }
2237: close(*in);
2238: close(*out);
2239: close(c_in);
2240: close(c_out);
1.46 djm 2241:
2242: /*
2243: * The underlying ssh is in the same process group, so we must
1.56 deraadt 2244: * ignore SIGINT if we want to gracefully abort commands,
2245: * otherwise the signal will make it to the ssh process and
1.122 guenther 2246: * kill it too. Contrawise, since sftp sends SIGTERMs to the
2247: * underlying ssh, it must *not* ignore that signal.
1.46 djm 2248: */
1.197 dtucker 2249: ssh_signal(SIGINT, SIG_IGN);
2250: ssh_signal(SIGTERM, SIG_DFL);
1.49 dtucker 2251: execvp(path, args);
1.23 djm 2252: fprintf(stderr, "exec: %s: %s\n", path, strerror(errno));
1.47 djm 2253: _exit(1);
1.1 djm 2254: }
2255:
1.197 dtucker 2256: ssh_signal(SIGTERM, killchild);
2257: ssh_signal(SIGINT, killchild);
2258: ssh_signal(SIGHUP, killchild);
2259: ssh_signal(SIGTSTP, suspchild);
2260: ssh_signal(SIGTTIN, suspchild);
2261: ssh_signal(SIGTTOU, suspchild);
2262: ssh_signal(SIGCHLD, sigchld_handler);
1.1 djm 2263: close(c_in);
2264: close(c_out);
2265: }
2266:
1.18 itojun 2267: static void
1.1 djm 2268: usage(void)
2269: {
1.25 mpech 2270: extern char *__progname;
1.27 markus 2271:
1.19 stevesk 2272: fprintf(stderr,
1.201 djm 2273: "usage: %s [-46AaCfNpqrv] [-B buffer_size] [-b batchfile] [-c cipher]\n"
1.190 tb 2274: " [-D sftp_server_path] [-F ssh_config] [-i identity_file]\n"
2275: " [-J destination] [-l limit] [-o ssh_option] [-P port]\n"
2276: " [-R num_requests] [-S program] [-s subsystem | sftp_server]\n"
2277: " destination\n",
1.181 millert 2278: __progname);
1.1 djm 2279: exit(1);
2280: }
2281:
1.2 stevesk 2282: int
1.1 djm 2283: main(int argc, char **argv)
2284: {
1.199 djm 2285: int in, out, ch, err, tmp, port = -1, noisy = 0;
1.181 millert 2286: char *host = NULL, *user, *cp, *file2 = NULL;
1.198 dtucker 2287: int debug_level = 0;
1.17 mouring 2288: char *file1 = NULL, *sftp_server = NULL;
1.23 djm 2289: char *ssh_program = _PATH_SSH_PROGRAM, *sftp_direct = NULL;
1.126 djm 2290: const char *errstr;
1.17 mouring 2291: LogLevel ll = SYSLOG_LEVEL_INFO;
2292: arglist args;
1.3 djm 2293: extern int optind;
2294: extern char *optarg;
1.112 djm 2295: struct sftp_conn *conn;
1.207 djm 2296: size_t copy_buffer_len = 0;
2297: size_t num_requests = 0;
1.126 djm 2298: long long limit_kbps = 0;
1.67 djm 2299:
2300: /* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */
2301: sanitise_stdfd();
1.146 dtucker 2302: setlocale(LC_CTYPE, "");
1.1 djm 2303:
1.70 djm 2304: memset(&args, '\0', sizeof(args));
1.17 mouring 2305: args.list = NULL;
1.80 djm 2306: addargs(&args, "%s", ssh_program);
1.17 mouring 2307: addargs(&args, "-oForwardX11 no");
1.69 reyk 2308: addargs(&args, "-oPermitLocalCommand no");
1.21 stevesk 2309: addargs(&args, "-oClearAllForwardings yes");
1.40 djm 2310:
1.17 mouring 2311: ll = SYSLOG_LEVEL_INFO;
1.40 djm 2312: infile = stdin;
1.3 djm 2313:
1.109 djm 2314: while ((ch = getopt(argc, argv,
1.201 djm 2315: "1246AafhNpqrvCc:D:i:l:o:s:S:b:B:F:J:P:R:")) != -1) {
1.3 djm 2316: switch (ch) {
1.108 djm 2317: /* Passed through to ssh(1) */
1.201 djm 2318: case 'A':
1.108 djm 2319: case '4':
2320: case '6':
1.3 djm 2321: case 'C':
1.108 djm 2322: addargs(&args, "-%c", ch);
2323: break;
2324: /* Passed through to ssh(1) with argument */
2325: case 'F':
1.190 tb 2326: case 'J':
1.108 djm 2327: case 'c':
2328: case 'i':
2329: case 'o':
1.113 halex 2330: addargs(&args, "-%c", ch);
2331: addargs(&args, "%s", optarg);
1.108 djm 2332: break;
2333: case 'q':
1.143 djm 2334: ll = SYSLOG_LEVEL_ERROR;
2335: quiet = 1;
1.108 djm 2336: showprogress = 0;
2337: addargs(&args, "-%c", ch);
1.3 djm 2338: break;
1.109 djm 2339: case 'P':
1.181 millert 2340: port = a2port(optarg);
2341: if (port <= 0)
2342: fatal("Bad port \"%s\"\n", optarg);
1.109 djm 2343: break;
1.3 djm 2344: case 'v':
1.17 mouring 2345: if (debug_level < 3) {
2346: addargs(&args, "-v");
2347: ll = SYSLOG_LEVEL_DEBUG1 + debug_level;
2348: }
2349: debug_level++;
1.3 djm 2350: break;
1.7 markus 2351: case '1':
1.198 dtucker 2352: fatal("SSH protocol v.1 is no longer supported");
1.7 markus 2353: break;
1.108 djm 2354: case '2':
1.198 dtucker 2355: /* accept silently */
1.148 djm 2356: break;
2357: case 'a':
2358: global_aflag = 1;
1.7 markus 2359: break;
1.108 djm 2360: case 'B':
2361: copy_buffer_len = strtol(optarg, &cp, 10);
2362: if (copy_buffer_len == 0 || *cp != '\0')
2363: fatal("Invalid buffer size \"%s\"", optarg);
1.3 djm 2364: break;
1.10 deraadt 2365: case 'b':
1.39 djm 2366: if (batchmode)
2367: fatal("Batch file already specified.");
2368:
2369: /* Allow "-" as stdin */
1.56 deraadt 2370: if (strcmp(optarg, "-") != 0 &&
1.65 djm 2371: (infile = fopen(optarg, "r")) == NULL)
1.39 djm 2372: fatal("%s (%s).", strerror(errno), optarg);
1.34 fgsch 2373: showprogress = 0;
1.143 djm 2374: quiet = batchmode = 1;
1.62 djm 2375: addargs(&args, "-obatchmode yes");
1.156 djm 2376: break;
2377: case 'f':
2378: global_fflag = 1;
1.10 deraadt 2379: break;
1.199 djm 2380: case 'N':
2381: noisy = 1; /* Used to clear quiet mode after getopt */
2382: break;
1.111 djm 2383: case 'p':
2384: global_pflag = 1;
2385: break;
1.109 djm 2386: case 'D':
1.23 djm 2387: sftp_direct = optarg;
1.111 djm 2388: break;
1.126 djm 2389: case 'l':
2390: limit_kbps = strtonum(optarg, 1, 100 * 1024 * 1024,
2391: &errstr);
2392: if (errstr != NULL)
2393: usage();
2394: limit_kbps *= 1024; /* kbps */
2395: break;
1.111 djm 2396: case 'r':
2397: global_rflag = 1;
1.24 djm 2398: break;
1.26 djm 2399: case 'R':
2400: num_requests = strtol(optarg, &cp, 10);
2401: if (num_requests == 0 || *cp != '\0')
1.27 markus 2402: fatal("Invalid number of requests \"%s\"",
1.26 djm 2403: optarg);
1.108 djm 2404: break;
2405: case 's':
2406: sftp_server = optarg;
2407: break;
2408: case 'S':
2409: ssh_program = optarg;
2410: replacearg(&args, 0, "%s", ssh_program);
1.23 djm 2411: break;
1.3 djm 2412: case 'h':
2413: default:
1.1 djm 2414: usage();
2415: }
2416: }
1.201 djm 2417:
2418: /* Do this last because we want the user to be able to override it */
2419: addargs(&args, "-oForwardAgent no");
1.45 djm 2420:
2421: if (!isatty(STDERR_FILENO))
2422: showprogress = 0;
1.199 djm 2423:
2424: if (noisy)
2425: quiet = 0;
1.1 djm 2426:
1.29 markus 2427: log_init(argv[0], ll, SYSLOG_FACILITY_USER, 1);
2428:
1.23 djm 2429: if (sftp_direct == NULL) {
2430: if (optind == argc || argc > (optind + 2))
2431: usage();
1.181 millert 2432: argv += optind;
1.23 djm 2433:
1.181 millert 2434: switch (parse_uri("sftp", *argv, &user, &host, &tmp, &file1)) {
2435: case -1:
2436: usage();
2437: break;
2438: case 0:
2439: if (tmp != -1)
2440: port = tmp;
2441: break;
2442: default:
1.192 dtucker 2443: /* Try with user, host and path. */
1.181 millert 2444: if (parse_user_host_path(*argv, &user, &host,
1.192 dtucker 2445: &file1) == 0)
2446: break;
2447: /* Try with user and host. */
2448: if (parse_user_host_port(*argv, &user, &host, NULL)
2449: == 0)
2450: break;
2451: /* Treat as a plain hostname. */
2452: host = xstrdup(*argv);
2453: host = cleanhostname(host);
1.181 millert 2454: break;
1.23 djm 2455: }
1.181 millert 2456: file2 = *(argv + 1);
1.3 djm 2457:
1.23 djm 2458: if (!*host) {
2459: fprintf(stderr, "Missing hostname\n");
1.1 djm 2460: usage();
2461: }
2462:
1.181 millert 2463: if (port != -1)
2464: addargs(&args, "-oPort %d", port);
2465: if (user != NULL) {
2466: addargs(&args, "-l");
2467: addargs(&args, "%s", user);
2468: }
1.23 djm 2469:
2470: /* no subsystem if the server-spec contains a '/' */
2471: if (sftp_server == NULL || strchr(sftp_server, '/') == NULL)
2472: addargs(&args, "-s");
2473:
1.115 guenther 2474: addargs(&args, "--");
1.23 djm 2475: addargs(&args, "%s", host);
1.27 markus 2476: addargs(&args, "%s", (sftp_server != NULL ?
1.23 djm 2477: sftp_server : "sftp"));
2478:
1.36 djm 2479: connect_to_server(ssh_program, args.list, &in, &out);
1.23 djm 2480: } else {
2481: args.list = NULL;
2482: addargs(&args, "sftp-server");
2483:
1.36 djm 2484: connect_to_server(sftp_direct, args.list, &in, &out);
1.1 djm 2485: }
1.70 djm 2486: freeargs(&args);
1.1 djm 2487:
1.126 djm 2488: conn = do_init(in, out, copy_buffer_len, num_requests, limit_kbps);
1.112 djm 2489: if (conn == NULL)
2490: fatal("Couldn't initialise connection to server");
2491:
1.143 djm 2492: if (!quiet) {
1.112 djm 2493: if (sftp_direct == NULL)
2494: fprintf(stderr, "Connected to %s.\n", host);
2495: else
2496: fprintf(stderr, "Attached to %s.\n", sftp_direct);
2497: }
2498:
2499: err = interactive_loop(conn, file1, file2);
1.1 djm 2500:
2501: close(in);
2502: close(out);
1.39 djm 2503: if (batchmode)
1.10 deraadt 2504: fclose(infile);
1.1 djm 2505:
1.185 bluhm 2506: while (waitpid(sshpid, NULL, 0) == -1 && sshpid > 1)
1.28 markus 2507: if (errno != EINTR)
2508: fatal("Couldn't wait for ssh process: %s",
2509: strerror(errno));
1.1 djm 2510:
1.33 djm 2511: exit(err == 0 ? 0 : 1);
1.1 djm 2512: }