Annotation of src/usr.bin/ssh/sftp.c, Revision 1.217
1.217 ! djm 1: /* $OpenBSD: sftp.c,v 1.216 2022/05/13 06:31:50 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,
1.214 djm 119: I_COPY,
1.149 djm 120: I_DF,
121: I_GET,
122: I_HELP,
123: I_LCHDIR,
124: I_LINK,
125: I_LLS,
126: I_LMKDIR,
127: I_LPWD,
128: I_LS,
129: I_LUMASK,
130: I_MKDIR,
131: I_PUT,
132: I_PWD,
133: I_QUIT,
1.160 logan 134: I_REGET,
1.149 djm 135: I_RENAME,
1.160 logan 136: I_REPUT,
1.149 djm 137: I_RM,
138: I_RMDIR,
139: I_SHELL,
140: I_SYMLINK,
141: I_VERSION,
142: I_PROGRESS,
143: };
1.44 djm 144:
145: struct CMD {
146: const char *c;
147: const int n;
1.116 djm 148: const int t;
1.44 djm 149: };
150:
1.116 djm 151: /* Type of completion */
152: #define NOARGS 0
153: #define REMOTE 1
154: #define LOCAL 2
155:
1.44 djm 156: static const struct CMD cmds[] = {
1.116 djm 157: { "bye", I_QUIT, NOARGS },
158: { "cd", I_CHDIR, REMOTE },
159: { "chdir", I_CHDIR, REMOTE },
160: { "chgrp", I_CHGRP, REMOTE },
161: { "chmod", I_CHMOD, REMOTE },
162: { "chown", I_CHOWN, REMOTE },
1.214 djm 163: { "copy", I_COPY, REMOTE },
164: { "cp", I_COPY, REMOTE },
1.116 djm 165: { "df", I_DF, REMOTE },
166: { "dir", I_LS, REMOTE },
167: { "exit", I_QUIT, NOARGS },
168: { "get", I_GET, REMOTE },
169: { "help", I_HELP, NOARGS },
170: { "lcd", I_LCHDIR, LOCAL },
171: { "lchdir", I_LCHDIR, LOCAL },
172: { "lls", I_LLS, LOCAL },
173: { "lmkdir", I_LMKDIR, LOCAL },
1.132 djm 174: { "ln", I_LINK, REMOTE },
1.116 djm 175: { "lpwd", I_LPWD, LOCAL },
176: { "ls", I_LS, REMOTE },
177: { "lumask", I_LUMASK, NOARGS },
178: { "mkdir", I_MKDIR, REMOTE },
1.124 dtucker 179: { "mget", I_GET, REMOTE },
180: { "mput", I_PUT, LOCAL },
1.116 djm 181: { "progress", I_PROGRESS, NOARGS },
182: { "put", I_PUT, LOCAL },
183: { "pwd", I_PWD, REMOTE },
184: { "quit", I_QUIT, NOARGS },
1.148 djm 185: { "reget", I_REGET, REMOTE },
1.116 djm 186: { "rename", I_RENAME, REMOTE },
1.167 djm 187: { "reput", I_REPUT, LOCAL },
1.116 djm 188: { "rm", I_RM, REMOTE },
189: { "rmdir", I_RMDIR, REMOTE },
190: { "symlink", I_SYMLINK, REMOTE },
191: { "version", I_VERSION, NOARGS },
192: { "!", I_SHELL, NOARGS },
193: { "?", I_HELP, NOARGS },
194: { NULL, -1, -1 }
1.44 djm 195: };
196:
1.96 stevesk 197: /* ARGSUSED */
1.44 djm 198: static void
1.46 djm 199: killchild(int signo)
200: {
1.196 djm 201: pid_t pid;
202:
203: pid = sshpid;
204: if (pid > 1) {
205: kill(pid, SIGTERM);
206: waitpid(pid, NULL, 0);
1.61 dtucker 207: }
1.46 djm 208:
209: _exit(1);
210: }
211:
1.96 stevesk 212: /* ARGSUSED */
1.46 djm 213: static void
1.177 millert 214: suspchild(int signo)
215: {
216: if (sshpid > 1) {
217: kill(sshpid, signo);
218: while (waitpid(sshpid, NULL, WUNTRACED) == -1 && errno == EINTR)
219: continue;
220: }
221: kill(getpid(), SIGSTOP);
222: }
223:
224: /* ARGSUSED */
225: static void
1.46 djm 226: cmd_interrupt(int signo)
227: {
228: const char msg[] = "\rInterrupt \n";
1.59 djm 229: int olderrno = errno;
1.46 djm 230:
1.144 dtucker 231: (void)write(STDERR_FILENO, msg, sizeof(msg) - 1);
1.46 djm 232: interrupted = 1;
1.59 djm 233: errno = olderrno;
1.46 djm 234: }
235:
1.211 schwarze 236: /* ARGSUSED */
237: static void
238: read_interrupt(int signo)
239: {
240: interrupted = 1;
241: }
242:
1.184 djm 243: /*ARGSUSED*/
244: static void
245: sigchld_handler(int sig)
246: {
247: int save_errno = errno;
248: pid_t pid;
249: const char msg[] = "\rConnection closed. \n";
250:
251: /* Report if ssh transport process dies. */
252: while ((pid = waitpid(sshpid, NULL, WNOHANG)) == -1 && errno == EINTR)
253: continue;
1.185 bluhm 254: if (pid == sshpid) {
1.184 djm 255: (void)write(STDERR_FILENO, msg, sizeof(msg) - 1);
1.185 bluhm 256: sshpid = -1;
257: }
1.184 djm 258:
259: errno = save_errno;
260: }
261:
1.46 djm 262: static void
1.44 djm 263: help(void)
264: {
1.106 sobrado 265: printf("Available commands:\n"
266: "bye Quit sftp\n"
267: "cd path Change remote directory to 'path'\n"
1.189 djm 268: "chgrp [-h] grp path Change group of file 'path' to 'grp'\n"
269: "chmod [-h] mode path Change permissions of file 'path' to 'mode'\n"
270: "chown [-h] own path Change owner of file 'path' to 'own'\n"
1.214 djm 271: "copy oldpath newpath Copy remote file\n"
272: "cp oldpath newpath Copy remote file\n"
1.106 sobrado 273: "df [-hi] [path] Display statistics for current directory or\n"
274: " filesystem containing 'path'\n"
275: "exit Quit sftp\n"
1.193 jmc 276: "get [-afpR] remote [local] Download file\n"
1.106 sobrado 277: "help Display this help text\n"
278: "lcd path Change local directory to 'path'\n"
279: "lls [ls-options [path]] Display local directory listing\n"
280: "lmkdir path Create local directory\n"
1.132 djm 281: "ln [-s] oldpath newpath Link remote file (-s for symlink)\n"
1.106 sobrado 282: "lpwd Print local working directory\n"
1.121 jmc 283: "ls [-1afhlnrSt] [path] Display remote directory listing\n"
1.106 sobrado 284: "lumask umask Set local umask to 'umask'\n"
285: "mkdir path Create remote directory\n"
286: "progress Toggle display of progress meter\n"
1.193 jmc 287: "put [-afpR] local [remote] Upload file\n"
1.106 sobrado 288: "pwd Display remote working directory\n"
289: "quit Quit sftp\n"
1.193 jmc 290: "reget [-fpR] remote [local] Resume download file\n"
1.106 sobrado 291: "rename oldpath newpath Rename remote file\n"
1.193 jmc 292: "reput [-fpR] local [remote] Resume upload file\n"
1.106 sobrado 293: "rm path Delete remote file\n"
294: "rmdir path Remove remote directory\n"
295: "symlink oldpath newpath Symlink remote file\n"
296: "version Show SFTP version\n"
297: "!command Execute 'command' in local shell\n"
298: "! Escape to local shell\n"
299: "? Synonym for help\n");
1.44 djm 300: }
301:
302: static void
303: local_do_shell(const char *args)
304: {
305: int status;
306: char *shell;
307: pid_t pid;
308:
309: if (!*args)
310: args = NULL;
311:
1.130 djm 312: if ((shell = getenv("SHELL")) == NULL || *shell == '\0')
1.44 djm 313: shell = _PATH_BSHELL;
314:
315: if ((pid = fork()) == -1)
316: fatal("Couldn't fork: %s", strerror(errno));
317:
318: if (pid == 0) {
319: /* XXX: child has pipe fds to ssh subproc open - issue? */
320: if (args) {
321: debug3("Executing %s -c \"%s\"", shell, args);
322: execl(shell, shell, "-c", args, (char *)NULL);
323: } else {
324: debug3("Executing %s", shell);
325: execl(shell, shell, (char *)NULL);
326: }
327: fprintf(stderr, "Couldn't execute \"%s\": %s\n", shell,
328: strerror(errno));
329: _exit(1);
330: }
331: while (waitpid(pid, &status, 0) == -1)
332: if (errno != EINTR)
333: fatal("Couldn't wait for child: %s", strerror(errno));
334: if (!WIFEXITED(status))
1.78 djm 335: error("Shell exited abnormally");
1.44 djm 336: else if (WEXITSTATUS(status))
337: error("Shell exited with status %d", WEXITSTATUS(status));
338: }
339:
340: static void
341: local_do_ls(const char *args)
342: {
343: if (!args || !*args)
344: local_do_shell(_PATH_LS);
345: else {
346: int len = strlen(_PATH_LS " ") + strlen(args) + 1;
347: char *buf = xmalloc(len);
348:
349: /* XXX: quoting - rip quoting code from ftp? */
350: snprintf(buf, len, _PATH_LS " %s", args);
351: local_do_shell(buf);
1.145 djm 352: free(buf);
1.44 djm 353: }
354: }
355:
356: /* Strip one path (usually the pwd) from the start of another */
357: static char *
1.175 djm 358: path_strip(const char *path, const char *strip)
1.44 djm 359: {
360: size_t len;
361:
362: if (strip == NULL)
363: return (xstrdup(path));
364:
365: len = strlen(strip);
1.59 djm 366: if (strncmp(path, strip, len) == 0) {
1.44 djm 367: if (strip[len - 1] != '/' && path[len] == '/')
368: len++;
369: return (xstrdup(path + len));
370: }
371:
372: return (xstrdup(path));
373: }
374:
375: static int
1.148 djm 376: parse_getput_flags(const char *cmd, char **argv, int argc,
1.156 djm 377: int *aflag, int *fflag, int *pflag, int *rflag)
1.44 djm 378: {
1.102 martynas 379: extern int opterr, optind, optopt, optreset;
1.97 djm 380: int ch;
1.44 djm 381:
1.97 djm 382: optind = optreset = 1;
383: opterr = 0;
384:
1.156 djm 385: *aflag = *fflag = *rflag = *pflag = 0;
386: while ((ch = getopt(argc, argv, "afPpRr")) != -1) {
1.97 djm 387: switch (ch) {
1.148 djm 388: case 'a':
389: *aflag = 1;
390: break;
1.156 djm 391: case 'f':
392: *fflag = 1;
393: break;
1.44 djm 394: case 'p':
395: case 'P':
396: *pflag = 1;
397: break;
1.111 djm 398: case 'r':
399: case 'R':
400: *rflag = 1;
401: break;
1.44 djm 402: default:
1.102 martynas 403: error("%s: Invalid flag -%c", cmd, optopt);
1.97 djm 404: return -1;
1.44 djm 405: }
406: }
407:
1.97 djm 408: return optind;
1.44 djm 409: }
410:
411: static int
1.132 djm 412: parse_link_flags(const char *cmd, char **argv, int argc, int *sflag)
413: {
414: extern int opterr, optind, optopt, optreset;
415: int ch;
416:
417: optind = optreset = 1;
418: opterr = 0;
419:
420: *sflag = 0;
421: while ((ch = getopt(argc, argv, "s")) != -1) {
422: switch (ch) {
423: case 's':
424: *sflag = 1;
425: break;
426: default:
427: error("%s: Invalid flag -%c", cmd, optopt);
428: return -1;
429: }
430: }
431:
432: return optind;
433: }
434:
435: static int
1.152 djm 436: parse_rename_flags(const char *cmd, char **argv, int argc, int *lflag)
437: {
438: extern int opterr, optind, optopt, optreset;
439: int ch;
440:
441: optind = optreset = 1;
442: opterr = 0;
443:
444: *lflag = 0;
445: while ((ch = getopt(argc, argv, "l")) != -1) {
446: switch (ch) {
447: case 'l':
448: *lflag = 1;
449: break;
450: default:
451: error("%s: Invalid flag -%c", cmd, optopt);
452: return -1;
453: }
454: }
455:
456: return optind;
457: }
458:
459: static int
1.97 djm 460: parse_ls_flags(char **argv, int argc, int *lflag)
1.44 djm 461: {
1.102 martynas 462: extern int opterr, optind, optopt, optreset;
1.97 djm 463: int ch;
464:
465: optind = optreset = 1;
466: opterr = 0;
1.44 djm 467:
1.53 djm 468: *lflag = LS_NAME_SORT;
1.119 djm 469: while ((ch = getopt(argc, argv, "1Safhlnrt")) != -1) {
1.97 djm 470: switch (ch) {
471: case '1':
472: *lflag &= ~VIEW_FLAGS;
473: *lflag |= LS_SHORT_VIEW;
474: break;
475: case 'S':
476: *lflag &= ~SORT_FLAGS;
477: *lflag |= LS_SIZE_SORT;
478: break;
479: case 'a':
480: *lflag |= LS_SHOW_ALL;
481: break;
482: case 'f':
483: *lflag &= ~SORT_FLAGS;
484: break;
1.119 djm 485: case 'h':
486: *lflag |= LS_SI_UNITS;
487: break;
1.97 djm 488: case 'l':
1.119 djm 489: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 490: *lflag |= LS_LONG_VIEW;
491: break;
492: case 'n':
1.119 djm 493: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 494: *lflag |= LS_NUMERIC_VIEW|LS_LONG_VIEW;
495: break;
496: case 'r':
497: *lflag |= LS_REVERSE_SORT;
498: break;
499: case 't':
500: *lflag &= ~SORT_FLAGS;
501: *lflag |= LS_TIME_SORT;
502: break;
503: default:
1.102 martynas 504: error("ls: Invalid flag -%c", optopt);
1.97 djm 505: return -1;
1.44 djm 506: }
507: }
508:
1.97 djm 509: return optind;
1.44 djm 510: }
511:
512: static int
1.100 djm 513: parse_df_flags(const char *cmd, char **argv, int argc, int *hflag, int *iflag)
514: {
1.102 martynas 515: extern int opterr, optind, optopt, optreset;
1.100 djm 516: int ch;
517:
518: optind = optreset = 1;
519: opterr = 0;
520:
521: *hflag = *iflag = 0;
522: while ((ch = getopt(argc, argv, "hi")) != -1) {
523: switch (ch) {
524: case 'h':
525: *hflag = 1;
526: break;
527: case 'i':
528: *iflag = 1;
529: break;
530: default:
1.102 martynas 531: error("%s: Invalid flag -%c", cmd, optopt);
1.100 djm 532: return -1;
533: }
534: }
535:
536: return optind;
537: }
538:
539: static int
1.189 djm 540: parse_ch_flags(const char *cmd, char **argv, int argc, int *hflag)
541: {
542: extern int opterr, optind, optopt, optreset;
543: int ch;
544:
545: optind = optreset = 1;
546: opterr = 0;
547:
548: *hflag = 0;
549: while ((ch = getopt(argc, argv, "h")) != -1) {
550: switch (ch) {
551: case 'h':
552: *hflag = 1;
553: break;
554: default:
555: error("%s: Invalid flag -%c", cmd, optopt);
556: return -1;
557: }
558: }
559:
560: return optind;
561: }
562:
563: static int
1.153 djm 564: parse_no_flags(const char *cmd, char **argv, int argc)
565: {
566: extern int opterr, optind, optopt, optreset;
567: int ch;
568:
569: optind = optreset = 1;
570: opterr = 0;
571:
572: while ((ch = getopt(argc, argv, "")) != -1) {
573: switch (ch) {
574: default:
575: error("%s: Invalid flag -%c", cmd, optopt);
576: return -1;
577: }
578: }
579:
580: return optind;
581: }
582:
1.215 djm 583: static char *
584: escape_glob(const char *s)
585: {
586: size_t i, o, len;
587: char *ret;
588:
589: len = strlen(s);
590: ret = xcalloc(2, len + 1);
591: for (i = o = 0; i < len; i++) {
592: if (strchr("[]?*\\", s[i]) != NULL)
593: ret[o++] = '\\';
594: ret[o++] = s[i];
595: }
596: ret[o++] = '\0';
597: return ret;
598: }
599:
600: static char *
601: make_absolute_pwd_glob(const char *p, const char *pwd)
602: {
603: char *ret, *escpwd;
604:
605: escpwd = escape_glob(pwd);
606: if (p == NULL)
607: return escpwd;
608: ret = make_absolute(xstrdup(p), escpwd);
609: free(escpwd);
610: return ret;
611: }
612:
1.153 djm 613: static int
1.175 djm 614: process_get(struct sftp_conn *conn, const char *src, const char *dst,
615: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 616: {
1.215 djm 617: char *filename, *abs_src = NULL, *abs_dst = NULL, *tmp = NULL;
1.44 djm 618: glob_t g;
1.164 djm 619: int i, r, err = 0;
1.44 djm 620:
1.215 djm 621: abs_src = make_absolute_pwd_glob(src, pwd);
1.111 djm 622: memset(&g, 0, sizeof(g));
1.44 djm 623:
624: debug3("Looking up %s", abs_src);
1.164 djm 625: if ((r = remote_glob(conn, abs_src, GLOB_MARK, NULL, &g)) != 0) {
626: if (r == GLOB_NOSPACE) {
627: error("Too many matches for \"%s\".", abs_src);
628: } else {
629: error("File \"%s\" not found.", abs_src);
630: }
1.44 djm 631: err = -1;
632: goto out;
633: }
634:
1.111 djm 635: /*
636: * If multiple matches then dst must be a directory or
637: * unspecified.
638: */
1.205 djm 639: if (g.gl_matchc > 1 && dst != NULL && !local_is_dir(dst)) {
1.111 djm 640: error("Multiple source paths, but destination "
641: "\"%s\" is not a directory", dst);
1.44 djm 642: err = -1;
643: goto out;
644: }
645:
1.46 djm 646: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.111 djm 647: tmp = xstrdup(g.gl_pathv[i]);
648: if ((filename = basename(tmp)) == NULL) {
649: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 650: free(tmp);
1.44 djm 651: err = -1;
652: goto out;
653: }
654:
655: if (g.gl_matchc == 1 && dst) {
1.205 djm 656: if (local_is_dir(dst)) {
1.111 djm 657: abs_dst = path_append(dst, filename);
658: } else {
1.44 djm 659: abs_dst = xstrdup(dst);
1.111 djm 660: }
1.44 djm 661: } else if (dst) {
1.111 djm 662: abs_dst = path_append(dst, filename);
663: } else {
664: abs_dst = xstrdup(filename);
665: }
1.145 djm 666: free(tmp);
1.44 djm 667:
1.148 djm 668: resume |= global_aflag;
669: if (!quiet && resume)
1.174 schwarze 670: mprintf("Resuming %s to %s\n",
671: g.gl_pathv[i], abs_dst);
1.148 djm 672: else if (!quiet && !resume)
1.174 schwarze 673: mprintf("Fetching %s to %s\n",
674: g.gl_pathv[i], abs_dst);
1.210 djm 675: /* XXX follow link flag */
1.205 djm 676: if (globpath_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
1.148 djm 677: if (download_dir(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 678: pflag || global_pflag, 1, resume,
1.216 djm 679: fflag || global_fflag, 0, 0) == -1)
1.111 djm 680: err = -1;
681: } else {
682: if (do_download(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 683: pflag || global_pflag, resume,
1.216 djm 684: fflag || global_fflag, 0) == -1)
1.111 djm 685: err = -1;
686: }
1.145 djm 687: free(abs_dst);
1.44 djm 688: abs_dst = NULL;
689: }
690:
691: out:
1.145 djm 692: free(abs_src);
1.44 djm 693: globfree(&g);
694: return(err);
695: }
696:
697: static int
1.175 djm 698: process_put(struct sftp_conn *conn, const char *src, const char *dst,
699: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 700: {
701: char *tmp_dst = NULL;
702: char *abs_dst = NULL;
1.111 djm 703: char *tmp = NULL, *filename = NULL;
1.44 djm 704: glob_t g;
705: int err = 0;
1.111 djm 706: int i, dst_is_dir = 1;
1.99 djm 707: struct stat sb;
1.44 djm 708:
709: if (dst) {
710: tmp_dst = xstrdup(dst);
711: tmp_dst = make_absolute(tmp_dst, pwd);
712: }
713:
714: memset(&g, 0, sizeof(g));
715: debug3("Looking up %s", src);
1.111 djm 716: if (glob(src, GLOB_NOCHECK | GLOB_MARK, NULL, &g)) {
1.44 djm 717: error("File \"%s\" not found.", src);
718: err = -1;
719: goto out;
720: }
721:
1.111 djm 722: /* If we aren't fetching to pwd then stash this status for later */
723: if (tmp_dst != NULL)
724: dst_is_dir = remote_is_dir(conn, tmp_dst);
725:
1.44 djm 726: /* If multiple matches, dst may be directory or unspecified */
1.111 djm 727: if (g.gl_matchc > 1 && tmp_dst && !dst_is_dir) {
728: error("Multiple paths match, but destination "
729: "\"%s\" is not a directory", tmp_dst);
1.44 djm 730: err = -1;
731: goto out;
732: }
733:
1.46 djm 734: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.99 djm 735: if (stat(g.gl_pathv[i], &sb) == -1) {
736: err = -1;
737: error("stat %s: %s", g.gl_pathv[i], strerror(errno));
738: continue;
739: }
1.149 djm 740:
1.111 djm 741: tmp = xstrdup(g.gl_pathv[i]);
742: if ((filename = basename(tmp)) == NULL) {
743: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 744: free(tmp);
1.44 djm 745: err = -1;
746: goto out;
747: }
748:
749: if (g.gl_matchc == 1 && tmp_dst) {
750: /* If directory specified, append filename */
1.111 djm 751: if (dst_is_dir)
752: abs_dst = path_append(tmp_dst, filename);
753: else
1.44 djm 754: abs_dst = xstrdup(tmp_dst);
755: } else if (tmp_dst) {
1.111 djm 756: abs_dst = path_append(tmp_dst, filename);
757: } else {
758: abs_dst = make_absolute(xstrdup(filename), pwd);
759: }
1.145 djm 760: free(tmp);
1.44 djm 761:
1.208 djm 762: resume |= global_aflag;
1.159 logan 763: if (!quiet && resume)
1.174 schwarze 764: mprintf("Resuming upload of %s to %s\n",
765: g.gl_pathv[i], abs_dst);
1.159 logan 766: else if (!quiet && !resume)
1.174 schwarze 767: mprintf("Uploading %s to %s\n",
768: g.gl_pathv[i], abs_dst);
1.210 djm 769: /* XXX follow_link_flag */
1.205 djm 770: if (globpath_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
1.111 djm 771: if (upload_dir(conn, g.gl_pathv[i], abs_dst,
1.159 logan 772: pflag || global_pflag, 1, resume,
1.216 djm 773: fflag || global_fflag, 0, 0) == -1)
1.111 djm 774: err = -1;
775: } else {
776: if (do_upload(conn, g.gl_pathv[i], abs_dst,
1.159 logan 777: pflag || global_pflag, resume,
1.216 djm 778: fflag || global_fflag, 0) == -1)
1.111 djm 779: err = -1;
780: }
1.44 djm 781: }
782:
783: out:
1.145 djm 784: free(abs_dst);
785: free(tmp_dst);
1.44 djm 786: globfree(&g);
787: return(err);
788: }
789:
790: static int
791: sdirent_comp(const void *aa, const void *bb)
792: {
793: SFTP_DIRENT *a = *(SFTP_DIRENT **)aa;
794: SFTP_DIRENT *b = *(SFTP_DIRENT **)bb;
1.53 djm 795: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
1.44 djm 796:
1.52 djm 797: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
1.53 djm 798: if (sort_flag & LS_NAME_SORT)
1.52 djm 799: return (rmul * strcmp(a->filename, b->filename));
1.53 djm 800: else if (sort_flag & LS_TIME_SORT)
1.52 djm 801: return (rmul * NCMP(a->a.mtime, b->a.mtime));
1.53 djm 802: else if (sort_flag & LS_SIZE_SORT)
1.52 djm 803: return (rmul * NCMP(a->a.size, b->a.size));
804:
805: fatal("Unknown ls sort type");
1.44 djm 806: }
807:
808: /* sftp ls.1 replacement for directories */
809: static int
1.175 djm 810: do_ls_dir(struct sftp_conn *conn, const char *path,
811: const char *strip_path, int lflag)
1.44 djm 812: {
1.64 djm 813: int n;
814: u_int c = 1, colspace = 0, columns = 1;
1.44 djm 815: SFTP_DIRENT **d;
816:
817: if ((n = do_readdir(conn, path, &d)) != 0)
818: return (n);
819:
1.53 djm 820: if (!(lflag & LS_SHORT_VIEW)) {
1.64 djm 821: u_int m = 0, width = 80;
1.44 djm 822: struct winsize ws;
823: char *tmp;
824:
825: /* Count entries for sort and find longest filename */
1.54 djm 826: for (n = 0; d[n] != NULL; n++) {
827: if (d[n]->filename[0] != '.' || (lflag & LS_SHOW_ALL))
1.176 deraadt 828: m = MAXIMUM(m, strlen(d[n]->filename));
1.54 djm 829: }
1.44 djm 830:
831: /* Add any subpath that also needs to be counted */
832: tmp = path_strip(path, strip_path);
833: m += strlen(tmp);
1.145 djm 834: free(tmp);
1.44 djm 835:
836: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
837: width = ws.ws_col;
838:
839: columns = width / (m + 2);
1.176 deraadt 840: columns = MAXIMUM(columns, 1);
1.44 djm 841: colspace = width / columns;
1.176 deraadt 842: colspace = MINIMUM(colspace, width);
1.44 djm 843: }
844:
1.52 djm 845: if (lflag & SORT_FLAGS) {
1.68 dtucker 846: for (n = 0; d[n] != NULL; n++)
847: ; /* count entries */
1.53 djm 848: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
1.52 djm 849: qsort(d, n, sizeof(*d), sdirent_comp);
850: }
1.44 djm 851:
1.46 djm 852: for (n = 0; d[n] != NULL && !interrupted; n++) {
1.44 djm 853: char *tmp, *fname;
1.54 djm 854:
855: if (d[n]->filename[0] == '.' && !(lflag & LS_SHOW_ALL))
856: continue;
1.44 djm 857:
858: tmp = path_append(path, d[n]->filename);
859: fname = path_strip(tmp, strip_path);
1.145 djm 860: free(tmp);
1.44 djm 861:
1.53 djm 862: if (lflag & LS_LONG_VIEW) {
1.119 djm 863: if (lflag & (LS_NUMERIC_VIEW|LS_SI_UNITS)) {
1.50 djm 864: char *lname;
865: struct stat sb;
866:
867: memset(&sb, 0, sizeof(sb));
868: attrib_to_stat(&d[n]->a, &sb);
1.119 djm 869: lname = ls_file(fname, &sb, 1,
870: (lflag & LS_SI_UNITS));
1.174 schwarze 871: mprintf("%s\n", lname);
1.145 djm 872: free(lname);
1.50 djm 873: } else
1.174 schwarze 874: mprintf("%s\n", d[n]->longname);
1.44 djm 875: } else {
1.174 schwarze 876: mprintf("%-*s", colspace, fname);
1.44 djm 877: if (c >= columns) {
878: printf("\n");
879: c = 1;
880: } else
881: c++;
882: }
883:
1.145 djm 884: free(fname);
1.44 djm 885: }
886:
1.53 djm 887: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 888: printf("\n");
889:
890: free_sftp_dirents(d);
891: return (0);
892: }
893:
1.180 djm 894: static int
895: sglob_comp(const void *aa, const void *bb)
896: {
897: u_int a = *(const u_int *)aa;
898: u_int b = *(const u_int *)bb;
899: const char *ap = sort_glob->gl_pathv[a];
900: const char *bp = sort_glob->gl_pathv[b];
901: const struct stat *as = sort_glob->gl_statv[a];
902: const struct stat *bs = sort_glob->gl_statv[b];
903: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
904:
905: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
906: if (sort_flag & LS_NAME_SORT)
907: return (rmul * strcmp(ap, bp));
1.206 djm 908: else if (sort_flag & LS_TIME_SORT) {
909: if (timespeccmp(&as->st_mtim, &bs->st_mtim, ==))
910: return 0;
911: return timespeccmp(&as->st_mtim, &bs->st_mtim, <) ?
912: rmul : -rmul;
913: } else if (sort_flag & LS_SIZE_SORT)
1.180 djm 914: return (rmul * NCMP(as->st_size, bs->st_size));
915:
916: fatal("Unknown ls sort type");
917: }
918:
1.44 djm 919: /* sftp ls.1 replacement which handles path globs */
920: static int
1.175 djm 921: do_globbed_ls(struct sftp_conn *conn, const char *path,
922: const char *strip_path, int lflag)
1.44 djm 923: {
1.129 djm 924: char *fname, *lname;
1.44 djm 925: glob_t g;
1.164 djm 926: int err, r;
1.129 djm 927: struct winsize ws;
1.180 djm 928: u_int i, j, nentries, *indices = NULL, c = 1;
929: u_int colspace = 0, columns = 1, m = 0, width = 80;
1.44 djm 930:
931: memset(&g, 0, sizeof(g));
932:
1.164 djm 933: if ((r = remote_glob(conn, path,
1.133 djm 934: GLOB_MARK|GLOB_NOCHECK|GLOB_BRACE|GLOB_KEEPSTAT|GLOB_NOSORT,
1.164 djm 935: NULL, &g)) != 0 ||
1.128 djm 936: (g.gl_pathc && !g.gl_matchc)) {
1.60 fgsch 937: if (g.gl_pathc)
938: globfree(&g);
1.164 djm 939: if (r == GLOB_NOSPACE) {
940: error("Can't ls: Too many matches for \"%s\"", path);
941: } else {
942: error("Can't ls: \"%s\" not found", path);
943: }
1.128 djm 944: return -1;
1.44 djm 945: }
946:
1.46 djm 947: if (interrupted)
948: goto out;
949:
1.44 djm 950: /*
1.60 fgsch 951: * If the glob returns a single match and it is a directory,
952: * then just list its contents.
1.44 djm 953: */
1.128 djm 954: if (g.gl_matchc == 1 && g.gl_statv[0] != NULL &&
955: S_ISDIR(g.gl_statv[0]->st_mode)) {
956: err = do_ls_dir(conn, g.gl_pathv[0], strip_path, lflag);
957: globfree(&g);
958: return err;
1.44 djm 959: }
960:
1.129 djm 961: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
962: width = ws.ws_col;
963:
1.53 djm 964: if (!(lflag & LS_SHORT_VIEW)) {
1.44 djm 965: /* Count entries for sort and find longest filename */
966: for (i = 0; g.gl_pathv[i]; i++)
1.176 deraadt 967: m = MAXIMUM(m, strlen(g.gl_pathv[i]));
1.44 djm 968:
969: columns = width / (m + 2);
1.176 deraadt 970: columns = MAXIMUM(columns, 1);
1.44 djm 971: colspace = width / columns;
972: }
973:
1.180 djm 974: /*
975: * Sorting: rather than mess with the contents of glob_t, prepare
976: * an array of indices into it and sort that. For the usual
977: * unsorted case, the indices are just the identity 1=1, 2=2, etc.
978: */
979: for (nentries = 0; g.gl_pathv[nentries] != NULL; nentries++)
980: ; /* count entries */
981: indices = calloc(nentries, sizeof(*indices));
982: for (i = 0; i < nentries; i++)
983: indices[i] = i;
984:
985: if (lflag & SORT_FLAGS) {
986: sort_glob = &g;
987: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
988: qsort(indices, nentries, sizeof(*indices), sglob_comp);
989: sort_glob = NULL;
990: }
991:
992: for (j = 0; j < nentries && !interrupted; j++) {
993: i = indices[j];
1.44 djm 994: fname = path_strip(g.gl_pathv[i], strip_path);
1.53 djm 995: if (lflag & LS_LONG_VIEW) {
1.128 djm 996: if (g.gl_statv[i] == NULL) {
997: error("no stat information for %s", fname);
998: continue;
999: }
1000: lname = ls_file(fname, g.gl_statv[i], 1,
1001: (lflag & LS_SI_UNITS));
1.174 schwarze 1002: mprintf("%s\n", lname);
1.145 djm 1003: free(lname);
1.44 djm 1004: } else {
1.174 schwarze 1005: mprintf("%-*s", colspace, fname);
1.44 djm 1006: if (c >= columns) {
1007: printf("\n");
1008: c = 1;
1009: } else
1010: c++;
1011: }
1.145 djm 1012: free(fname);
1.44 djm 1013: }
1014:
1.53 djm 1015: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 1016: printf("\n");
1017:
1.46 djm 1018: out:
1.44 djm 1019: if (g.gl_pathc)
1020: globfree(&g);
1.180 djm 1021: free(indices);
1.44 djm 1022:
1.128 djm 1023: return 0;
1.44 djm 1024: }
1025:
1.100 djm 1026: static int
1.175 djm 1027: do_df(struct sftp_conn *conn, const char *path, int hflag, int iflag)
1.100 djm 1028: {
1.101 dtucker 1029: struct sftp_statvfs st;
1.178 djm 1030: char s_used[FMT_SCALED_STRSIZE], s_avail[FMT_SCALED_STRSIZE];
1031: char s_root[FMT_SCALED_STRSIZE], s_total[FMT_SCALED_STRSIZE];
1032: char s_icapacity[16], s_dcapacity[16];
1.100 djm 1033:
1034: if (do_statvfs(conn, path, &st, 1) == -1)
1035: return -1;
1.178 djm 1036: if (st.f_files == 0)
1037: strlcpy(s_icapacity, "ERR", sizeof(s_icapacity));
1038: else {
1039: snprintf(s_icapacity, sizeof(s_icapacity), "%3llu%%",
1040: (unsigned long long)(100 * (st.f_files - st.f_ffree) /
1041: st.f_files));
1042: }
1043: if (st.f_blocks == 0)
1044: strlcpy(s_dcapacity, "ERR", sizeof(s_dcapacity));
1045: else {
1046: snprintf(s_dcapacity, sizeof(s_dcapacity), "%3llu%%",
1047: (unsigned long long)(100 * (st.f_blocks - st.f_bfree) /
1048: st.f_blocks));
1049: }
1.100 djm 1050: if (iflag) {
1051: printf(" Inodes Used Avail "
1052: "(root) %%Capacity\n");
1.178 djm 1053: printf("%11llu %11llu %11llu %11llu %s\n",
1.100 djm 1054: (unsigned long long)st.f_files,
1055: (unsigned long long)(st.f_files - st.f_ffree),
1056: (unsigned long long)st.f_favail,
1.178 djm 1057: (unsigned long long)st.f_ffree, s_icapacity);
1.100 djm 1058: } else if (hflag) {
1059: strlcpy(s_used, "error", sizeof(s_used));
1060: strlcpy(s_avail, "error", sizeof(s_avail));
1061: strlcpy(s_root, "error", sizeof(s_root));
1062: strlcpy(s_total, "error", sizeof(s_total));
1063: fmt_scaled((st.f_blocks - st.f_bfree) * st.f_frsize, s_used);
1064: fmt_scaled(st.f_bavail * st.f_frsize, s_avail);
1065: fmt_scaled(st.f_bfree * st.f_frsize, s_root);
1066: fmt_scaled(st.f_blocks * st.f_frsize, s_total);
1067: printf(" Size Used Avail (root) %%Capacity\n");
1.178 djm 1068: printf("%7sB %7sB %7sB %7sB %s\n",
1069: s_total, s_used, s_avail, s_root, s_dcapacity);
1.100 djm 1070: } else {
1071: printf(" Size Used Avail "
1072: "(root) %%Capacity\n");
1.178 djm 1073: printf("%12llu %12llu %12llu %12llu %s\n",
1.100 djm 1074: (unsigned long long)(st.f_frsize * st.f_blocks / 1024),
1075: (unsigned long long)(st.f_frsize *
1076: (st.f_blocks - st.f_bfree) / 1024),
1077: (unsigned long long)(st.f_frsize * st.f_bavail / 1024),
1078: (unsigned long long)(st.f_frsize * st.f_bfree / 1024),
1.178 djm 1079: s_dcapacity);
1.100 djm 1080: }
1081: return 0;
1082: }
1083:
1.97 djm 1084: /*
1085: * Undo escaping of glob sequences in place. Used to undo extra escaping
1086: * applied in makeargv() when the string is destined for a function that
1087: * does not glob it.
1088: */
1089: static void
1090: undo_glob_escape(char *s)
1091: {
1092: size_t i, j;
1093:
1094: for (i = j = 0;;) {
1095: if (s[i] == '\0') {
1096: s[j] = '\0';
1097: return;
1098: }
1099: if (s[i] != '\\') {
1100: s[j++] = s[i++];
1101: continue;
1102: }
1103: /* s[i] == '\\' */
1104: ++i;
1105: switch (s[i]) {
1106: case '?':
1107: case '[':
1108: case '*':
1109: case '\\':
1110: s[j++] = s[i++];
1111: break;
1112: case '\0':
1113: s[j++] = '\\';
1114: s[j] = '\0';
1115: return;
1116: default:
1117: s[j++] = '\\';
1118: s[j++] = s[i++];
1119: break;
1120: }
1121: }
1122: }
1123:
1124: /*
1125: * Split a string into an argument vector using sh(1)-style quoting,
1126: * comment and escaping rules, but with some tweaks to handle glob(3)
1127: * wildcards.
1.116 djm 1128: * The "sloppy" flag allows for recovery from missing terminating quote, for
1129: * use in parsing incomplete commandlines during tab autocompletion.
1130: *
1.97 djm 1131: * Returns NULL on error or a NULL-terminated array of arguments.
1.116 djm 1132: *
1133: * If "lastquote" is not NULL, the quoting character used for the last
1134: * argument is placed in *lastquote ("\0", "'" or "\"").
1.149 djm 1135: *
1.116 djm 1136: * If "terminated" is not NULL, *terminated will be set to 1 when the
1137: * last argument's quote has been properly terminated or 0 otherwise.
1138: * This parameter is only of use if "sloppy" is set.
1.97 djm 1139: */
1.204 djm 1140: #define MAXARGS 128
1.97 djm 1141: #define MAXARGLEN 8192
1142: static char **
1.116 djm 1143: makeargv(const char *arg, int *argcp, int sloppy, char *lastquote,
1144: u_int *terminated)
1.97 djm 1145: {
1146: int argc, quot;
1147: size_t i, j;
1148: static char argvs[MAXARGLEN];
1149: static char *argv[MAXARGS + 1];
1150: enum { MA_START, MA_SQUOTE, MA_DQUOTE, MA_UNQUOTED } state, q;
1151:
1152: *argcp = argc = 0;
1153: if (strlen(arg) > sizeof(argvs) - 1) {
1154: args_too_longs:
1155: error("string too long");
1156: return NULL;
1157: }
1.116 djm 1158: if (terminated != NULL)
1159: *terminated = 1;
1160: if (lastquote != NULL)
1161: *lastquote = '\0';
1.97 djm 1162: state = MA_START;
1163: i = j = 0;
1164: for (;;) {
1.141 markus 1165: if ((size_t)argc >= sizeof(argv) / sizeof(*argv)){
1.138 dtucker 1166: error("Too many arguments.");
1167: return NULL;
1168: }
1.158 deraadt 1169: if (isspace((unsigned char)arg[i])) {
1.97 djm 1170: if (state == MA_UNQUOTED) {
1171: /* Terminate current argument */
1172: argvs[j++] = '\0';
1173: argc++;
1174: state = MA_START;
1175: } else if (state != MA_START)
1176: argvs[j++] = arg[i];
1177: } else if (arg[i] == '"' || arg[i] == '\'') {
1178: q = arg[i] == '"' ? MA_DQUOTE : MA_SQUOTE;
1179: if (state == MA_START) {
1180: argv[argc] = argvs + j;
1181: state = q;
1.116 djm 1182: if (lastquote != NULL)
1183: *lastquote = arg[i];
1.149 djm 1184: } else if (state == MA_UNQUOTED)
1.97 djm 1185: state = q;
1186: else if (state == q)
1187: state = MA_UNQUOTED;
1188: else
1189: argvs[j++] = arg[i];
1190: } else if (arg[i] == '\\') {
1191: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1192: quot = state == MA_SQUOTE ? '\'' : '"';
1193: /* Unescape quote we are in */
1194: /* XXX support \n and friends? */
1195: if (arg[i + 1] == quot) {
1196: i++;
1197: argvs[j++] = arg[i];
1198: } else if (arg[i + 1] == '?' ||
1199: arg[i + 1] == '[' || arg[i + 1] == '*') {
1200: /*
1201: * Special case for sftp: append
1202: * double-escaped glob sequence -
1203: * glob will undo one level of
1204: * escaping. NB. string can grow here.
1205: */
1206: if (j >= sizeof(argvs) - 5)
1207: goto args_too_longs;
1208: argvs[j++] = '\\';
1209: argvs[j++] = arg[i++];
1210: argvs[j++] = '\\';
1211: argvs[j++] = arg[i];
1212: } else {
1213: argvs[j++] = arg[i++];
1214: argvs[j++] = arg[i];
1215: }
1216: } else {
1217: if (state == MA_START) {
1218: argv[argc] = argvs + j;
1219: state = MA_UNQUOTED;
1.116 djm 1220: if (lastquote != NULL)
1221: *lastquote = '\0';
1.97 djm 1222: }
1223: if (arg[i + 1] == '?' || arg[i + 1] == '[' ||
1224: arg[i + 1] == '*' || arg[i + 1] == '\\') {
1225: /*
1226: * Special case for sftp: append
1227: * escaped glob sequence -
1228: * glob will undo one level of
1229: * escaping.
1230: */
1231: argvs[j++] = arg[i++];
1232: argvs[j++] = arg[i];
1233: } else {
1234: /* Unescape everything */
1235: /* XXX support \n and friends? */
1236: i++;
1237: argvs[j++] = arg[i];
1238: }
1239: }
1240: } else if (arg[i] == '#') {
1241: if (state == MA_SQUOTE || state == MA_DQUOTE)
1242: argvs[j++] = arg[i];
1243: else
1244: goto string_done;
1245: } else if (arg[i] == '\0') {
1246: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1.116 djm 1247: if (sloppy) {
1248: state = MA_UNQUOTED;
1249: if (terminated != NULL)
1250: *terminated = 0;
1251: goto string_done;
1252: }
1.97 djm 1253: error("Unterminated quoted argument");
1254: return NULL;
1255: }
1256: string_done:
1257: if (state == MA_UNQUOTED) {
1258: argvs[j++] = '\0';
1259: argc++;
1260: }
1261: break;
1262: } else {
1263: if (state == MA_START) {
1264: argv[argc] = argvs + j;
1265: state = MA_UNQUOTED;
1.116 djm 1266: if (lastquote != NULL)
1267: *lastquote = '\0';
1.97 djm 1268: }
1269: if ((state == MA_SQUOTE || state == MA_DQUOTE) &&
1270: (arg[i] == '?' || arg[i] == '[' || arg[i] == '*')) {
1271: /*
1272: * Special case for sftp: escape quoted
1273: * glob(3) wildcards. NB. string can grow
1274: * here.
1275: */
1276: if (j >= sizeof(argvs) - 3)
1277: goto args_too_longs;
1278: argvs[j++] = '\\';
1279: argvs[j++] = arg[i];
1280: } else
1281: argvs[j++] = arg[i];
1282: }
1283: i++;
1284: }
1285: *argcp = argc;
1286: return argv;
1287: }
1288:
1.44 djm 1289: static int
1.187 djm 1290: parse_args(const char **cpp, int *ignore_errors, int *disable_echo, int *aflag,
1.173 djm 1291: int *fflag, int *hflag, int *iflag, int *lflag, int *pflag,
1.159 logan 1292: int *rflag, int *sflag,
1.156 djm 1293: unsigned long *n_arg, char **path1, char **path2)
1.44 djm 1294: {
1295: const char *cmd, *cp = *cpp;
1.97 djm 1296: char *cp2, **argv;
1.44 djm 1297: int base = 0;
1.202 dtucker 1298: long long ll;
1.182 djm 1299: int path1_mandatory = 0, i, cmdnum, optidx, argc;
1.44 djm 1300:
1301: /* Skip leading whitespace */
1302: cp = cp + strspn(cp, WHITESPACE);
1303:
1.187 djm 1304: /*
1305: * Check for leading '-' (disable error processing) and '@' (suppress
1306: * command echo)
1307: */
1.156 djm 1308: *ignore_errors = 0;
1.187 djm 1309: *disable_echo = 0;
1310: for (;*cp != '\0'; cp++) {
1311: if (*cp == '-') {
1312: *ignore_errors = 1;
1313: } else if (*cp == '@') {
1314: *disable_echo = 1;
1315: } else {
1316: /* all other characters terminate prefix processing */
1317: break;
1318: }
1.44 djm 1319: }
1.187 djm 1320: cp = cp + strspn(cp, WHITESPACE);
1.118 dtucker 1321:
1322: /* Ignore blank lines and lines which begin with comment '#' char */
1323: if (*cp == '\0' || *cp == '#')
1324: return (0);
1.44 djm 1325:
1.116 djm 1326: if ((argv = makeargv(cp, &argc, 0, NULL, NULL)) == NULL)
1.97 djm 1327: return -1;
1328:
1.44 djm 1329: /* Figure out which command we have */
1.97 djm 1330: for (i = 0; cmds[i].c != NULL; i++) {
1.142 djm 1331: if (argv[0] != NULL && strcasecmp(cmds[i].c, argv[0]) == 0)
1.44 djm 1332: break;
1333: }
1334: cmdnum = cmds[i].n;
1335: cmd = cmds[i].c;
1336:
1337: /* Special case */
1338: if (*cp == '!') {
1339: cp++;
1340: cmdnum = I_SHELL;
1341: } else if (cmdnum == -1) {
1342: error("Invalid command.");
1.97 djm 1343: return -1;
1.44 djm 1344: }
1345:
1346: /* Get arguments and parse flags */
1.156 djm 1347: *aflag = *fflag = *hflag = *iflag = *lflag = *pflag = 0;
1348: *rflag = *sflag = 0;
1.44 djm 1349: *path1 = *path2 = NULL;
1.97 djm 1350: optidx = 1;
1.44 djm 1351: switch (cmdnum) {
1352: case I_GET:
1.148 djm 1353: case I_REGET:
1.159 logan 1354: case I_REPUT:
1.44 djm 1355: case I_PUT:
1.132 djm 1356: if ((optidx = parse_getput_flags(cmd, argv, argc,
1.156 djm 1357: aflag, fflag, pflag, rflag)) == -1)
1.97 djm 1358: return -1;
1.44 djm 1359: /* Get first pathname (mandatory) */
1.97 djm 1360: if (argc - optidx < 1) {
1.44 djm 1361: error("You must specify at least one path after a "
1362: "%s command.", cmd);
1.97 djm 1363: return -1;
1364: }
1365: *path1 = xstrdup(argv[optidx]);
1366: /* Get second pathname (optional) */
1367: if (argc - optidx > 1) {
1368: *path2 = xstrdup(argv[optidx + 1]);
1369: /* Destination is not globbed */
1370: undo_glob_escape(*path2);
1.44 djm 1371: }
1372: break;
1.132 djm 1373: case I_LINK:
1374: if ((optidx = parse_link_flags(cmd, argv, argc, sflag)) == -1)
1375: return -1;
1.152 djm 1376: goto parse_two_paths;
1.214 djm 1377: case I_COPY:
1378: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1379: return -1;
1380: goto parse_two_paths;
1.152 djm 1381: case I_RENAME:
1382: if ((optidx = parse_rename_flags(cmd, argv, argc, lflag)) == -1)
1383: return -1;
1384: goto parse_two_paths;
1.132 djm 1385: case I_SYMLINK:
1.153 djm 1386: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1387: return -1;
1.152 djm 1388: parse_two_paths:
1.97 djm 1389: if (argc - optidx < 2) {
1.44 djm 1390: error("You must specify two paths after a %s "
1391: "command.", cmd);
1.97 djm 1392: return -1;
1.44 djm 1393: }
1.97 djm 1394: *path1 = xstrdup(argv[optidx]);
1395: *path2 = xstrdup(argv[optidx + 1]);
1396: /* Paths are not globbed */
1397: undo_glob_escape(*path1);
1398: undo_glob_escape(*path2);
1.44 djm 1399: break;
1400: case I_RM:
1401: case I_MKDIR:
1402: case I_RMDIR:
1.182 djm 1403: case I_LMKDIR:
1404: path1_mandatory = 1;
1405: /* FALLTHROUGH */
1.44 djm 1406: case I_CHDIR:
1407: case I_LCHDIR:
1.153 djm 1408: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1409: return -1;
1.44 djm 1410: /* Get pathname (mandatory) */
1.97 djm 1411: if (argc - optidx < 1) {
1.182 djm 1412: if (!path1_mandatory)
1413: break; /* return a NULL path1 */
1.44 djm 1414: error("You must specify a path after a %s command.",
1415: cmd);
1.97 djm 1416: return -1;
1.44 djm 1417: }
1.97 djm 1418: *path1 = xstrdup(argv[optidx]);
1419: /* Only "rm" globs */
1420: if (cmdnum != I_RM)
1421: undo_glob_escape(*path1);
1.44 djm 1422: break;
1.100 djm 1423: case I_DF:
1424: if ((optidx = parse_df_flags(cmd, argv, argc, hflag,
1425: iflag)) == -1)
1426: return -1;
1427: /* Default to current directory if no path specified */
1428: if (argc - optidx < 1)
1429: *path1 = NULL;
1430: else {
1431: *path1 = xstrdup(argv[optidx]);
1432: undo_glob_escape(*path1);
1433: }
1434: break;
1.44 djm 1435: case I_LS:
1.97 djm 1436: if ((optidx = parse_ls_flags(argv, argc, lflag)) == -1)
1.44 djm 1437: return(-1);
1438: /* Path is optional */
1.97 djm 1439: if (argc - optidx > 0)
1440: *path1 = xstrdup(argv[optidx]);
1.44 djm 1441: break;
1442: case I_LLS:
1.98 djm 1443: /* Skip ls command and following whitespace */
1444: cp = cp + strlen(cmd) + strspn(cp, WHITESPACE);
1.44 djm 1445: case I_SHELL:
1446: /* Uses the rest of the line */
1447: break;
1448: case I_LUMASK:
1449: case I_CHMOD:
1450: base = 8;
1.186 dtucker 1451: /* FALLTHROUGH */
1.44 djm 1452: case I_CHOWN:
1453: case I_CHGRP:
1.189 djm 1454: if ((optidx = parse_ch_flags(cmd, argv, argc, hflag)) == -1)
1.153 djm 1455: return -1;
1.44 djm 1456: /* Get numeric arg (mandatory) */
1.97 djm 1457: if (argc - optidx < 1)
1458: goto need_num_arg;
1.93 ray 1459: errno = 0;
1.202 dtucker 1460: ll = strtoll(argv[optidx], &cp2, base);
1.97 djm 1461: if (cp2 == argv[optidx] || *cp2 != '\0' ||
1.202 dtucker 1462: ((ll == LLONG_MIN || ll == LLONG_MAX) && errno == ERANGE) ||
1463: ll < 0 || ll > UINT32_MAX) {
1.97 djm 1464: need_num_arg:
1.44 djm 1465: error("You must supply a numeric argument "
1466: "to the %s command.", cmd);
1.97 djm 1467: return -1;
1.44 djm 1468: }
1.202 dtucker 1469: *n_arg = ll;
1.97 djm 1470: if (cmdnum == I_LUMASK)
1.44 djm 1471: break;
1472: /* Get pathname (mandatory) */
1.97 djm 1473: if (argc - optidx < 2) {
1.44 djm 1474: error("You must specify a path after a %s command.",
1475: cmd);
1.97 djm 1476: return -1;
1.44 djm 1477: }
1.97 djm 1478: *path1 = xstrdup(argv[optidx + 1]);
1.44 djm 1479: break;
1480: case I_QUIT:
1481: case I_PWD:
1482: case I_LPWD:
1483: case I_HELP:
1484: case I_VERSION:
1485: case I_PROGRESS:
1.153 djm 1486: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1487: return -1;
1.44 djm 1488: break;
1489: default:
1490: fatal("Command not implemented");
1491: }
1492:
1493: *cpp = cp;
1494: return(cmdnum);
1495: }
1496:
1497: static int
1498: parse_dispatch_command(struct sftp_conn *conn, const char *cmd, char **pwd,
1.187 djm 1499: const char *startdir, int err_abort, int echo_command)
1.44 djm 1500: {
1.187 djm 1501: const char *ocmd = cmd;
1.44 djm 1502: char *path1, *path2, *tmp;
1.187 djm 1503: int ignore_errors = 0, disable_echo = 1;
1504: int aflag = 0, fflag = 0, hflag = 0, iflag = 0;
1.156 djm 1505: int lflag = 0, pflag = 0, rflag = 0, sflag = 0;
1.132 djm 1506: int cmdnum, i;
1.107 dtucker 1507: unsigned long n_arg = 0;
1.44 djm 1508: Attrib a, *aa;
1.170 deraadt 1509: char path_buf[PATH_MAX];
1.44 djm 1510: int err = 0;
1511: glob_t g;
1512:
1513: path1 = path2 = NULL;
1.187 djm 1514: cmdnum = parse_args(&cmd, &ignore_errors, &disable_echo, &aflag, &fflag,
1515: &hflag, &iflag, &lflag, &pflag, &rflag, &sflag, &n_arg,
1516: &path1, &path2);
1.156 djm 1517: if (ignore_errors != 0)
1.44 djm 1518: err_abort = 0;
1519:
1.187 djm 1520: if (echo_command && !disable_echo)
1521: mprintf("sftp> %s\n", ocmd);
1522:
1.44 djm 1523: memset(&g, 0, sizeof(g));
1524:
1525: /* Perform command */
1526: switch (cmdnum) {
1527: case 0:
1528: /* Blank line */
1529: break;
1530: case -1:
1531: /* Unrecognized command */
1532: err = -1;
1533: break;
1.148 djm 1534: case I_REGET:
1535: aflag = 1;
1536: /* FALLTHROUGH */
1.44 djm 1537: case I_GET:
1.148 djm 1538: err = process_get(conn, path1, path2, *pwd, pflag,
1.156 djm 1539: rflag, aflag, fflag);
1.44 djm 1540: break;
1.159 logan 1541: case I_REPUT:
1542: aflag = 1;
1543: /* FALLTHROUGH */
1.44 djm 1544: case I_PUT:
1.156 djm 1545: err = process_put(conn, path1, path2, *pwd, pflag,
1.159 logan 1546: rflag, aflag, fflag);
1.214 djm 1547: break;
1548: case I_COPY:
1549: path1 = make_absolute(path1, *pwd);
1550: path2 = make_absolute(path2, *pwd);
1551: err = do_copy(conn, path1, path2);
1.44 djm 1552: break;
1553: case I_RENAME:
1554: path1 = make_absolute(path1, *pwd);
1555: path2 = make_absolute(path2, *pwd);
1.152 djm 1556: err = do_rename(conn, path1, path2, lflag);
1.44 djm 1557: break;
1558: case I_SYMLINK:
1.132 djm 1559: sflag = 1;
1.186 dtucker 1560: /* FALLTHROUGH */
1.132 djm 1561: case I_LINK:
1.151 djm 1562: if (!sflag)
1563: path1 = make_absolute(path1, *pwd);
1.44 djm 1564: path2 = make_absolute(path2, *pwd);
1.132 djm 1565: err = (sflag ? do_symlink : do_hardlink)(conn, path1, path2);
1.44 djm 1566: break;
1567: case I_RM:
1.215 djm 1568: path1 = make_absolute_pwd_glob(path1, *pwd);
1.44 djm 1569: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1570: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1571: if (!quiet)
1.174 schwarze 1572: mprintf("Removing %s\n", g.gl_pathv[i]);
1.44 djm 1573: err = do_rm(conn, g.gl_pathv[i]);
1574: if (err != 0 && err_abort)
1575: break;
1576: }
1577: break;
1578: case I_MKDIR:
1579: path1 = make_absolute(path1, *pwd);
1580: attrib_clear(&a);
1581: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1582: a.perm = 0777;
1.111 djm 1583: err = do_mkdir(conn, path1, &a, 1);
1.44 djm 1584: break;
1585: case I_RMDIR:
1586: path1 = make_absolute(path1, *pwd);
1587: err = do_rmdir(conn, path1);
1588: break;
1589: case I_CHDIR:
1.182 djm 1590: if (path1 == NULL || *path1 == '\0')
1591: path1 = xstrdup(startdir);
1.44 djm 1592: path1 = make_absolute(path1, *pwd);
1593: if ((tmp = do_realpath(conn, path1)) == NULL) {
1594: err = 1;
1595: break;
1596: }
1597: if ((aa = do_stat(conn, tmp, 0)) == NULL) {
1.145 djm 1598: free(tmp);
1.44 djm 1599: err = 1;
1600: break;
1601: }
1602: if (!(aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) {
1603: error("Can't change directory: Can't check target");
1.145 djm 1604: free(tmp);
1.44 djm 1605: err = 1;
1606: break;
1607: }
1608: if (!S_ISDIR(aa->perm)) {
1609: error("Can't change directory: \"%s\" is not "
1610: "a directory", tmp);
1.145 djm 1611: free(tmp);
1.44 djm 1612: err = 1;
1613: break;
1614: }
1.145 djm 1615: free(*pwd);
1.44 djm 1616: *pwd = tmp;
1617: break;
1618: case I_LS:
1619: if (!path1) {
1.125 djm 1620: do_ls_dir(conn, *pwd, *pwd, lflag);
1.44 djm 1621: break;
1622: }
1623:
1624: /* Strip pwd off beginning of non-absolute paths */
1625: tmp = NULL;
1.188 djm 1626: if (!path_absolute(path1))
1.44 djm 1627: tmp = *pwd;
1628:
1.215 djm 1629: path1 = make_absolute_pwd_glob(path1, *pwd);
1.44 djm 1630: err = do_globbed_ls(conn, path1, tmp, lflag);
1.100 djm 1631: break;
1632: case I_DF:
1633: /* Default to current directory if no path specified */
1634: if (path1 == NULL)
1635: path1 = xstrdup(*pwd);
1636: path1 = make_absolute(path1, *pwd);
1637: err = do_df(conn, path1, hflag, iflag);
1.44 djm 1638: break;
1639: case I_LCHDIR:
1.182 djm 1640: if (path1 == NULL || *path1 == '\0')
1641: path1 = xstrdup("~");
1.166 deraadt 1642: tmp = tilde_expand_filename(path1, getuid());
1.165 djm 1643: free(path1);
1644: path1 = tmp;
1.44 djm 1645: if (chdir(path1) == -1) {
1646: error("Couldn't change local directory to "
1647: "\"%s\": %s", path1, strerror(errno));
1648: err = 1;
1649: }
1650: break;
1651: case I_LMKDIR:
1652: if (mkdir(path1, 0777) == -1) {
1653: error("Couldn't create local directory "
1654: "\"%s\": %s", path1, strerror(errno));
1655: err = 1;
1656: }
1657: break;
1658: case I_LLS:
1659: local_do_ls(cmd);
1660: break;
1661: case I_SHELL:
1662: local_do_shell(cmd);
1663: break;
1664: case I_LUMASK:
1665: umask(n_arg);
1666: printf("Local umask: %03lo\n", n_arg);
1667: break;
1668: case I_CHMOD:
1.215 djm 1669: path1 = make_absolute_pwd_glob(path1, *pwd);
1.44 djm 1670: attrib_clear(&a);
1671: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1672: a.perm = n_arg;
1673: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1674: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1675: if (!quiet)
1.174 schwarze 1676: mprintf("Changing mode on %s\n",
1677: g.gl_pathv[i]);
1.189 djm 1678: err = (hflag ? do_lsetstat : do_setstat)(conn,
1679: g.gl_pathv[i], &a);
1.44 djm 1680: if (err != 0 && err_abort)
1681: break;
1682: }
1683: break;
1684: case I_CHOWN:
1685: case I_CHGRP:
1.215 djm 1686: path1 = make_absolute_pwd_glob(path1, *pwd);
1.44 djm 1687: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1688: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.189 djm 1689: if (!(aa = (hflag ? do_lstat : do_stat)(conn,
1690: g.gl_pathv[i], 0))) {
1.104 djm 1691: if (err_abort) {
1692: err = -1;
1.44 djm 1693: break;
1.104 djm 1694: } else
1.44 djm 1695: continue;
1696: }
1697: if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) {
1698: error("Can't get current ownership of "
1699: "remote file \"%s\"", g.gl_pathv[i]);
1.104 djm 1700: if (err_abort) {
1701: err = -1;
1.44 djm 1702: break;
1.104 djm 1703: } else
1.44 djm 1704: continue;
1705: }
1706: aa->flags &= SSH2_FILEXFER_ATTR_UIDGID;
1707: if (cmdnum == I_CHOWN) {
1.143 djm 1708: if (!quiet)
1.174 schwarze 1709: mprintf("Changing owner on %s\n",
1.143 djm 1710: g.gl_pathv[i]);
1.44 djm 1711: aa->uid = n_arg;
1712: } else {
1.143 djm 1713: if (!quiet)
1.174 schwarze 1714: mprintf("Changing group on %s\n",
1.143 djm 1715: g.gl_pathv[i]);
1.44 djm 1716: aa->gid = n_arg;
1717: }
1.189 djm 1718: err = (hflag ? do_lsetstat : do_setstat)(conn,
1719: g.gl_pathv[i], aa);
1.44 djm 1720: if (err != 0 && err_abort)
1721: break;
1722: }
1723: break;
1724: case I_PWD:
1.174 schwarze 1725: mprintf("Remote working directory: %s\n", *pwd);
1.44 djm 1726: break;
1727: case I_LPWD:
1728: if (!getcwd(path_buf, sizeof(path_buf))) {
1729: error("Couldn't get local cwd: %s", strerror(errno));
1730: err = -1;
1731: break;
1732: }
1.174 schwarze 1733: mprintf("Local working directory: %s\n", path_buf);
1.44 djm 1734: break;
1735: case I_QUIT:
1736: /* Processed below */
1737: break;
1738: case I_HELP:
1739: help();
1740: break;
1741: case I_VERSION:
1742: printf("SFTP protocol version %u\n", sftp_proto_version(conn));
1743: break;
1744: case I_PROGRESS:
1745: showprogress = !showprogress;
1746: if (showprogress)
1747: printf("Progress meter enabled\n");
1748: else
1749: printf("Progress meter disabled\n");
1750: break;
1751: default:
1752: fatal("%d is not implemented", cmdnum);
1753: }
1754:
1755: if (g.gl_pathc)
1756: globfree(&g);
1.145 djm 1757: free(path1);
1758: free(path2);
1.44 djm 1759:
1760: /* If an unignored error occurs in batch mode we should abort. */
1761: if (err_abort && err != 0)
1762: return (-1);
1763: else if (cmdnum == I_QUIT)
1764: return (1);
1765:
1766: return (0);
1767: }
1768:
1.57 djm 1769: static char *
1770: prompt(EditLine *el)
1771: {
1772: return ("sftp> ");
1773: }
1774:
1.116 djm 1775: /* Display entries in 'list' after skipping the first 'len' chars */
1776: static void
1777: complete_display(char **list, u_int len)
1778: {
1779: u_int y, m = 0, width = 80, columns = 1, colspace = 0, llen;
1780: struct winsize ws;
1781: char *tmp;
1782:
1783: /* Count entries for sort and find longest */
1.149 djm 1784: for (y = 0; list[y]; y++)
1.176 deraadt 1785: m = MAXIMUM(m, strlen(list[y]));
1.116 djm 1786:
1787: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
1788: width = ws.ws_col;
1789:
1790: m = m > len ? m - len : 0;
1791: columns = width / (m + 2);
1.176 deraadt 1792: columns = MAXIMUM(columns, 1);
1.116 djm 1793: colspace = width / columns;
1.176 deraadt 1794: colspace = MINIMUM(colspace, width);
1.116 djm 1795:
1796: printf("\n");
1797: m = 1;
1798: for (y = 0; list[y]; y++) {
1799: llen = strlen(list[y]);
1800: tmp = llen > len ? list[y] + len : "";
1.174 schwarze 1801: mprintf("%-*s", colspace, tmp);
1.116 djm 1802: if (m >= columns) {
1803: printf("\n");
1804: m = 1;
1805: } else
1806: m++;
1807: }
1808: printf("\n");
1809: }
1810:
1811: /*
1812: * Given a "list" of words that begin with a common prefix of "word",
1813: * attempt to find an autocompletion to extends "word" by the next
1814: * characters common to all entries in "list".
1815: */
1816: static char *
1817: complete_ambiguous(const char *word, char **list, size_t count)
1818: {
1819: if (word == NULL)
1820: return NULL;
1821:
1822: if (count > 0) {
1823: u_int y, matchlen = strlen(list[0]);
1824:
1825: /* Find length of common stem */
1826: for (y = 1; list[y]; y++) {
1827: u_int x;
1828:
1.149 djm 1829: for (x = 0; x < matchlen; x++)
1830: if (list[0][x] != list[y][x])
1.116 djm 1831: break;
1832:
1833: matchlen = x;
1834: }
1835:
1836: if (matchlen > strlen(word)) {
1837: char *tmp = xstrdup(list[0]);
1838:
1.117 dtucker 1839: tmp[matchlen] = '\0';
1.116 djm 1840: return tmp;
1841: }
1.149 djm 1842: }
1.116 djm 1843:
1844: return xstrdup(word);
1845: }
1846:
1847: /* Autocomplete a sftp command */
1848: static int
1849: complete_cmd_parse(EditLine *el, char *cmd, int lastarg, char quote,
1850: int terminated)
1851: {
1852: u_int y, count = 0, cmdlen, tmplen;
1853: char *tmp, **list, argterm[3];
1854: const LineInfo *lf;
1855:
1856: list = xcalloc((sizeof(cmds) / sizeof(*cmds)) + 1, sizeof(char *));
1857:
1858: /* No command specified: display all available commands */
1859: if (cmd == NULL) {
1860: for (y = 0; cmds[y].c; y++)
1861: list[count++] = xstrdup(cmds[y].c);
1.149 djm 1862:
1.116 djm 1863: list[count] = NULL;
1864: complete_display(list, 0);
1865:
1.149 djm 1866: for (y = 0; list[y] != NULL; y++)
1867: free(list[y]);
1.145 djm 1868: free(list);
1.116 djm 1869: return count;
1870: }
1871:
1872: /* Prepare subset of commands that start with "cmd" */
1873: cmdlen = strlen(cmd);
1874: for (y = 0; cmds[y].c; y++) {
1.149 djm 1875: if (!strncasecmp(cmd, cmds[y].c, cmdlen))
1.116 djm 1876: list[count++] = xstrdup(cmds[y].c);
1877: }
1878: list[count] = NULL;
1879:
1.134 oga 1880: if (count == 0) {
1.145 djm 1881: free(list);
1.116 djm 1882: return 0;
1.134 oga 1883: }
1.116 djm 1884:
1.183 djm 1885: /* Complete ambiguous command */
1.116 djm 1886: tmp = complete_ambiguous(cmd, list, count);
1887: if (count > 1)
1888: complete_display(list, 0);
1889:
1.149 djm 1890: for (y = 0; list[y]; y++)
1891: free(list[y]);
1.145 djm 1892: free(list);
1.116 djm 1893:
1894: if (tmp != NULL) {
1895: tmplen = strlen(tmp);
1896: cmdlen = strlen(cmd);
1897: /* If cmd may be extended then do so */
1898: if (tmplen > cmdlen)
1899: if (el_insertstr(el, tmp + cmdlen) == -1)
1900: fatal("el_insertstr failed.");
1901: lf = el_line(el);
1902: /* Terminate argument cleanly */
1903: if (count == 1) {
1904: y = 0;
1905: if (!terminated)
1906: argterm[y++] = quote;
1907: if (lastarg || *(lf->cursor) != ' ')
1908: argterm[y++] = ' ';
1909: argterm[y] = '\0';
1910: if (y > 0 && el_insertstr(el, argterm) == -1)
1911: fatal("el_insertstr failed.");
1912: }
1.145 djm 1913: free(tmp);
1.116 djm 1914: }
1915:
1916: return count;
1917: }
1918:
1919: /*
1920: * Determine whether a particular sftp command's arguments (if any)
1921: * represent local or remote files.
1922: */
1923: static int
1924: complete_is_remote(char *cmd) {
1925: int i;
1926:
1927: if (cmd == NULL)
1928: return -1;
1929:
1930: for (i = 0; cmds[i].c; i++) {
1.149 djm 1931: if (!strncasecmp(cmd, cmds[i].c, strlen(cmds[i].c)))
1.116 djm 1932: return cmds[i].t;
1933: }
1934:
1935: return -1;
1936: }
1937:
1938: /* Autocomplete a filename "file" */
1939: static int
1940: complete_match(EditLine *el, struct sftp_conn *conn, char *remote_path,
1941: char *file, int remote, int lastarg, char quote, int terminated)
1942: {
1943: glob_t g;
1.146 dtucker 1944: char *tmp, *tmp2, ins[8];
1.140 dtucker 1945: u_int i, hadglob, pwdlen, len, tmplen, filelen, cesc, isesc, isabs;
1.146 dtucker 1946: int clen;
1.116 djm 1947: const LineInfo *lf;
1.149 djm 1948:
1.116 djm 1949: /* Glob from "file" location */
1950: if (file == NULL)
1951: tmp = xstrdup("*");
1952: else
1953: xasprintf(&tmp, "%s*", file);
1954:
1.139 dtucker 1955: /* Check if the path is absolute. */
1.188 djm 1956: isabs = path_absolute(tmp);
1.139 dtucker 1957:
1.116 djm 1958: memset(&g, 0, sizeof(g));
1959: if (remote != LOCAL) {
1.215 djm 1960: tmp = make_absolute_pwd_glob(tmp, remote_path);
1.116 djm 1961: remote_glob(conn, tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1962: } else
1.116 djm 1963: glob(tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1964:
1.116 djm 1965: /* Determine length of pwd so we can trim completion display */
1966: for (hadglob = tmplen = pwdlen = 0; tmp[tmplen] != 0; tmplen++) {
1967: /* Terminate counting on first unescaped glob metacharacter */
1968: if (tmp[tmplen] == '*' || tmp[tmplen] == '?') {
1969: if (tmp[tmplen] != '*' || tmp[tmplen + 1] != '\0')
1970: hadglob = 1;
1971: break;
1972: }
1973: if (tmp[tmplen] == '\\' && tmp[tmplen + 1] != '\0')
1974: tmplen++;
1975: if (tmp[tmplen] == '/')
1976: pwdlen = tmplen + 1; /* track last seen '/' */
1977: }
1.145 djm 1978: free(tmp);
1.161 dtucker 1979: tmp = NULL;
1.116 djm 1980:
1.149 djm 1981: if (g.gl_matchc == 0)
1.116 djm 1982: goto out;
1983:
1984: if (g.gl_matchc > 1)
1985: complete_display(g.gl_pathv, pwdlen);
1986:
1987: /* Don't try to extend globs */
1988: if (file == NULL || hadglob)
1989: goto out;
1990:
1991: tmp2 = complete_ambiguous(file, g.gl_pathv, g.gl_matchc);
1.139 dtucker 1992: tmp = path_strip(tmp2, isabs ? NULL : remote_path);
1.145 djm 1993: free(tmp2);
1.116 djm 1994:
1995: if (tmp == NULL)
1996: goto out;
1997:
1998: tmplen = strlen(tmp);
1999: filelen = strlen(file);
2000:
1.140 dtucker 2001: /* Count the number of escaped characters in the input string. */
2002: cesc = isesc = 0;
2003: for (i = 0; i < filelen; i++) {
2004: if (!isesc && file[i] == '\\' && i + 1 < filelen){
2005: isesc = 1;
2006: cesc++;
2007: } else
2008: isesc = 0;
2009: }
2010:
2011: if (tmplen > (filelen - cesc)) {
2012: tmp2 = tmp + filelen - cesc;
1.149 djm 2013: len = strlen(tmp2);
1.116 djm 2014: /* quote argument on way out */
1.146 dtucker 2015: for (i = 0; i < len; i += clen) {
2016: if ((clen = mblen(tmp2 + i, len - i)) < 0 ||
2017: (size_t)clen > sizeof(ins) - 2)
2018: fatal("invalid multibyte character");
1.116 djm 2019: ins[0] = '\\';
1.146 dtucker 2020: memcpy(ins + 1, tmp2 + i, clen);
2021: ins[clen + 1] = '\0';
1.116 djm 2022: switch (tmp2[i]) {
2023: case '\'':
2024: case '"':
2025: case '\\':
2026: case '\t':
1.131 sthen 2027: case '[':
1.116 djm 2028: case ' ':
1.140 dtucker 2029: case '#':
2030: case '*':
1.116 djm 2031: if (quote == '\0' || tmp2[i] == quote) {
2032: if (el_insertstr(el, ins) == -1)
2033: fatal("el_insertstr "
2034: "failed.");
2035: break;
2036: }
2037: /* FALLTHROUGH */
2038: default:
2039: if (el_insertstr(el, ins + 1) == -1)
2040: fatal("el_insertstr failed.");
2041: break;
2042: }
2043: }
2044: }
2045:
2046: lf = el_line(el);
2047: if (g.gl_matchc == 1) {
2048: i = 0;
1.162 dtucker 2049: if (!terminated && quote != '\0')
1.116 djm 2050: ins[i++] = quote;
1.120 djm 2051: if (*(lf->cursor - 1) != '/' &&
2052: (lastarg || *(lf->cursor) != ' '))
1.116 djm 2053: ins[i++] = ' ';
2054: ins[i] = '\0';
2055: if (i > 0 && el_insertstr(el, ins) == -1)
2056: fatal("el_insertstr failed.");
2057: }
1.145 djm 2058: free(tmp);
1.116 djm 2059:
2060: out:
2061: globfree(&g);
2062: return g.gl_matchc;
2063: }
2064:
2065: /* tab-completion hook function, called via libedit */
2066: static unsigned char
2067: complete(EditLine *el, int ch)
2068: {
1.149 djm 2069: char **argv, *line, quote;
1.147 djm 2070: int argc, carg;
2071: u_int cursor, len, terminated, ret = CC_ERROR;
1.116 djm 2072: const LineInfo *lf;
2073: struct complete_ctx *complete_ctx;
2074:
2075: lf = el_line(el);
2076: if (el_get(el, EL_CLIENTDATA, (void**)&complete_ctx) != 0)
1.203 djm 2077: fatal_f("el_get failed");
1.116 djm 2078:
2079: /* Figure out which argument the cursor points to */
2080: cursor = lf->cursor - lf->buffer;
1.171 deraadt 2081: line = xmalloc(cursor + 1);
1.116 djm 2082: memcpy(line, lf->buffer, cursor);
2083: line[cursor] = '\0';
2084: argv = makeargv(line, &carg, 1, "e, &terminated);
1.145 djm 2085: free(line);
1.116 djm 2086:
2087: /* Get all the arguments on the line */
2088: len = lf->lastchar - lf->buffer;
1.171 deraadt 2089: line = xmalloc(len + 1);
1.116 djm 2090: memcpy(line, lf->buffer, len);
2091: line[len] = '\0';
2092: argv = makeargv(line, &argc, 1, NULL, NULL);
2093:
2094: /* Ensure cursor is at EOL or a argument boundary */
2095: if (line[cursor] != ' ' && line[cursor] != '\0' &&
2096: line[cursor] != '\n') {
1.145 djm 2097: free(line);
1.116 djm 2098: return ret;
2099: }
2100:
2101: if (carg == 0) {
2102: /* Show all available commands */
2103: complete_cmd_parse(el, NULL, argc == carg, '\0', 1);
2104: ret = CC_REDISPLAY;
2105: } else if (carg == 1 && cursor > 0 && line[cursor - 1] != ' ') {
2106: /* Handle the command parsing */
2107: if (complete_cmd_parse(el, argv[0], argc == carg,
1.149 djm 2108: quote, terminated) != 0)
1.116 djm 2109: ret = CC_REDISPLAY;
2110: } else if (carg >= 1) {
2111: /* Handle file parsing */
2112: int remote = complete_is_remote(argv[0]);
2113: char *filematch = NULL;
2114:
2115: if (carg > 1 && line[cursor-1] != ' ')
2116: filematch = argv[carg - 1];
2117:
2118: if (remote != 0 &&
2119: complete_match(el, complete_ctx->conn,
2120: *complete_ctx->remote_pathp, filematch,
1.149 djm 2121: remote, carg == argc, quote, terminated) != 0)
1.116 djm 2122: ret = CC_REDISPLAY;
2123: }
2124:
1.149 djm 2125: free(line);
1.116 djm 2126: return ret;
2127: }
2128:
1.182 djm 2129: static int
1.112 djm 2130: interactive_loop(struct sftp_conn *conn, char *file1, char *file2)
1.44 djm 2131: {
1.116 djm 2132: char *remote_path;
1.182 djm 2133: char *dir = NULL, *startdir = NULL;
1.44 djm 2134: char cmd[2048];
1.66 jaredy 2135: int err, interactive;
1.57 djm 2136: EditLine *el = NULL;
2137: History *hl = NULL;
2138: HistEvent hev;
2139: extern char *__progname;
1.116 djm 2140: struct complete_ctx complete_ctx;
1.57 djm 2141:
2142: if (!batchmode && isatty(STDIN_FILENO)) {
2143: if ((el = el_init(__progname, stdin, stdout, stderr)) == NULL)
2144: fatal("Couldn't initialise editline");
2145: if ((hl = history_init()) == NULL)
2146: fatal("Couldn't initialise editline history");
2147: history(hl, &hev, H_SETSIZE, 100);
2148: el_set(el, EL_HIST, history, hl);
2149:
2150: el_set(el, EL_PROMPT, prompt);
2151: el_set(el, EL_EDITOR, "emacs");
2152: el_set(el, EL_TERMINAL, NULL);
2153: el_set(el, EL_SIGNAL, 1);
2154: el_source(el, NULL);
1.116 djm 2155:
2156: /* Tab Completion */
1.149 djm 2157: el_set(el, EL_ADDFN, "ftp-complete",
1.131 sthen 2158: "Context sensitive argument completion", complete);
1.116 djm 2159: complete_ctx.conn = conn;
2160: complete_ctx.remote_pathp = &remote_path;
2161: el_set(el, EL_CLIENTDATA, (void*)&complete_ctx);
2162: el_set(el, EL_BIND, "^I", "ftp-complete", NULL);
1.154 djm 2163: /* enable ctrl-left-arrow and ctrl-right-arrow */
2164: el_set(el, EL_BIND, "\\e[1;5C", "em-next-word", NULL);
1.194 tb 2165: el_set(el, EL_BIND, "\\e\\e[C", "em-next-word", NULL);
1.154 djm 2166: el_set(el, EL_BIND, "\\e[1;5D", "ed-prev-word", NULL);
2167: el_set(el, EL_BIND, "\\e\\e[D", "ed-prev-word", NULL);
1.155 djm 2168: /* make ^w match ksh behaviour */
2169: el_set(el, EL_BIND, "^w", "ed-delete-prev-word", NULL);
1.57 djm 2170: }
1.44 djm 2171:
1.116 djm 2172: remote_path = do_realpath(conn, ".");
2173: if (remote_path == NULL)
1.44 djm 2174: fatal("Need cwd");
1.182 djm 2175: startdir = xstrdup(remote_path);
1.44 djm 2176:
2177: if (file1 != NULL) {
2178: dir = xstrdup(file1);
1.116 djm 2179: dir = make_absolute(dir, remote_path);
1.44 djm 2180:
2181: if (remote_is_dir(conn, dir) && file2 == NULL) {
1.143 djm 2182: if (!quiet)
1.174 schwarze 2183: mprintf("Changing to: %s\n", dir);
1.44 djm 2184: snprintf(cmd, sizeof cmd, "cd \"%s\"", dir);
1.116 djm 2185: if (parse_dispatch_command(conn, cmd,
1.187 djm 2186: &remote_path, startdir, 1, 0) != 0) {
1.145 djm 2187: free(dir);
1.182 djm 2188: free(startdir);
1.145 djm 2189: free(remote_path);
2190: free(conn);
1.44 djm 2191: return (-1);
1.58 markus 2192: }
1.44 djm 2193: } else {
1.137 djm 2194: /* XXX this is wrong wrt quoting */
1.148 djm 2195: snprintf(cmd, sizeof cmd, "get%s %s%s%s",
2196: global_aflag ? " -a" : "", dir,
2197: file2 == NULL ? "" : " ",
2198: file2 == NULL ? "" : file2);
1.116 djm 2199: err = parse_dispatch_command(conn, cmd,
1.187 djm 2200: &remote_path, startdir, 1, 0);
1.145 djm 2201: free(dir);
1.182 djm 2202: free(startdir);
1.145 djm 2203: free(remote_path);
2204: free(conn);
1.44 djm 2205: return (err);
2206: }
1.145 djm 2207: free(dir);
1.44 djm 2208: }
2209:
1.168 millert 2210: setvbuf(stdout, NULL, _IOLBF, 0);
2211: setvbuf(infile, NULL, _IOLBF, 0);
1.44 djm 2212:
1.66 jaredy 2213: interactive = !batchmode && isatty(STDIN_FILENO);
1.44 djm 2214: err = 0;
2215: for (;;) {
1.212 schwarze 2216: struct sigaction sa;
1.57 djm 2217: const char *line;
2218: int count = 0;
1.44 djm 2219:
1.212 schwarze 2220: interrupted = 0;
2221: memset(&sa, 0, sizeof(sa));
2222: sa.sa_handler = interactive ? read_interrupt : killchild;
2223: if (sigaction(SIGINT, &sa, NULL) == -1) {
2224: debug3("sigaction(%s): %s", strsignal(SIGINT),
2225: strerror(errno));
2226: break;
2227: }
1.57 djm 2228: if (el == NULL) {
1.66 jaredy 2229: if (interactive)
2230: printf("sftp> ");
1.57 djm 2231: if (fgets(cmd, sizeof(cmd), infile) == NULL) {
1.66 jaredy 2232: if (interactive)
2233: printf("\n");
1.212 schwarze 2234: if (interrupted)
2235: continue;
1.57 djm 2236: break;
2237: }
2238: } else {
1.116 djm 2239: if ((line = el_gets(el, &count)) == NULL ||
2240: count <= 0) {
1.66 jaredy 2241: printf("\n");
1.211 schwarze 2242: if (interrupted)
2243: continue;
1.57 djm 2244: break;
1.66 jaredy 2245: }
1.57 djm 2246: history(hl, &hev, H_ENTER, line);
2247: if (strlcpy(cmd, line, sizeof(cmd)) >= sizeof(cmd)) {
2248: fprintf(stderr, "Error: input line too long\n");
2249: continue;
2250: }
1.44 djm 2251: }
2252:
1.187 djm 2253: cmd[strcspn(cmd, "\n")] = '\0';
1.44 djm 2254:
1.46 djm 2255: /* Handle user interrupts gracefully during commands */
2256: interrupted = 0;
1.197 dtucker 2257: ssh_signal(SIGINT, cmd_interrupt);
1.46 djm 2258:
1.116 djm 2259: err = parse_dispatch_command(conn, cmd, &remote_path,
1.187 djm 2260: startdir, batchmode, !interactive && el == NULL);
1.44 djm 2261: if (err != 0)
2262: break;
2263: }
1.197 dtucker 2264: ssh_signal(SIGCHLD, SIG_DFL);
1.145 djm 2265: free(remote_path);
1.182 djm 2266: free(startdir);
1.145 djm 2267: free(conn);
1.66 jaredy 2268:
2269: if (el != NULL)
2270: el_end(el);
1.44 djm 2271:
2272: /* err == 1 signifies normal "quit" exit */
2273: return (err >= 0 ? 0 : -1);
2274: }
1.34 fgsch 2275:
1.18 itojun 2276: static void
1.36 djm 2277: connect_to_server(char *path, char **args, int *in, int *out)
1.1 djm 2278: {
1.213 djm 2279: int c_in, c_out, inout[2];
1.30 deraadt 2280:
1.1 djm 2281: if (socketpair(AF_UNIX, SOCK_STREAM, 0, inout) == -1)
2282: fatal("socketpair: %s", strerror(errno));
2283: *in = *out = inout[0];
2284: c_in = c_out = inout[1];
2285:
1.36 djm 2286: if ((sshpid = fork()) == -1)
1.1 djm 2287: fatal("fork: %s", strerror(errno));
1.36 djm 2288: else if (sshpid == 0) {
1.1 djm 2289: if ((dup2(c_in, STDIN_FILENO) == -1) ||
2290: (dup2(c_out, STDOUT_FILENO) == -1)) {
2291: fprintf(stderr, "dup2: %s\n", strerror(errno));
1.47 djm 2292: _exit(1);
1.1 djm 2293: }
2294: close(*in);
2295: close(*out);
2296: close(c_in);
2297: close(c_out);
1.46 djm 2298:
2299: /*
2300: * The underlying ssh is in the same process group, so we must
1.56 deraadt 2301: * ignore SIGINT if we want to gracefully abort commands,
2302: * otherwise the signal will make it to the ssh process and
1.122 guenther 2303: * kill it too. Contrawise, since sftp sends SIGTERMs to the
2304: * underlying ssh, it must *not* ignore that signal.
1.46 djm 2305: */
1.197 dtucker 2306: ssh_signal(SIGINT, SIG_IGN);
2307: ssh_signal(SIGTERM, SIG_DFL);
1.49 dtucker 2308: execvp(path, args);
1.23 djm 2309: fprintf(stderr, "exec: %s: %s\n", path, strerror(errno));
1.47 djm 2310: _exit(1);
1.1 djm 2311: }
2312:
1.197 dtucker 2313: ssh_signal(SIGTERM, killchild);
2314: ssh_signal(SIGINT, killchild);
2315: ssh_signal(SIGHUP, killchild);
2316: ssh_signal(SIGTSTP, suspchild);
2317: ssh_signal(SIGTTIN, suspchild);
2318: ssh_signal(SIGTTOU, suspchild);
2319: ssh_signal(SIGCHLD, sigchld_handler);
1.1 djm 2320: close(c_in);
2321: close(c_out);
2322: }
2323:
1.18 itojun 2324: static void
1.1 djm 2325: usage(void)
2326: {
1.25 mpech 2327: extern char *__progname;
1.27 markus 2328:
1.19 stevesk 2329: fprintf(stderr,
1.201 djm 2330: "usage: %s [-46AaCfNpqrv] [-B buffer_size] [-b batchfile] [-c cipher]\n"
1.190 tb 2331: " [-D sftp_server_path] [-F ssh_config] [-i identity_file]\n"
2332: " [-J destination] [-l limit] [-o ssh_option] [-P port]\n"
2333: " [-R num_requests] [-S program] [-s subsystem | sftp_server]\n"
2334: " destination\n",
1.181 millert 2335: __progname);
1.1 djm 2336: exit(1);
2337: }
2338:
1.2 stevesk 2339: int
1.1 djm 2340: main(int argc, char **argv)
2341: {
1.217 ! djm 2342: int r, in, out, ch, err, tmp, port = -1, noisy = 0;
! 2343: char *host = NULL, *user, *cp, **cpp, *file2 = NULL;
1.198 dtucker 2344: int debug_level = 0;
1.17 mouring 2345: char *file1 = NULL, *sftp_server = NULL;
1.23 djm 2346: char *ssh_program = _PATH_SSH_PROGRAM, *sftp_direct = NULL;
1.126 djm 2347: const char *errstr;
1.17 mouring 2348: LogLevel ll = SYSLOG_LEVEL_INFO;
2349: arglist args;
1.3 djm 2350: extern int optind;
2351: extern char *optarg;
1.112 djm 2352: struct sftp_conn *conn;
1.207 djm 2353: size_t copy_buffer_len = 0;
2354: size_t num_requests = 0;
1.126 djm 2355: long long limit_kbps = 0;
1.67 djm 2356:
2357: /* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */
2358: sanitise_stdfd();
1.146 dtucker 2359: setlocale(LC_CTYPE, "");
1.1 djm 2360:
1.70 djm 2361: memset(&args, '\0', sizeof(args));
1.17 mouring 2362: args.list = NULL;
1.80 djm 2363: addargs(&args, "%s", ssh_program);
1.17 mouring 2364: addargs(&args, "-oForwardX11 no");
1.69 reyk 2365: addargs(&args, "-oPermitLocalCommand no");
1.21 stevesk 2366: addargs(&args, "-oClearAllForwardings yes");
1.40 djm 2367:
1.17 mouring 2368: ll = SYSLOG_LEVEL_INFO;
1.40 djm 2369: infile = stdin;
1.3 djm 2370:
1.109 djm 2371: while ((ch = getopt(argc, argv,
1.201 djm 2372: "1246AafhNpqrvCc:D:i:l:o:s:S:b:B:F:J:P:R:")) != -1) {
1.3 djm 2373: switch (ch) {
1.108 djm 2374: /* Passed through to ssh(1) */
1.201 djm 2375: case 'A':
1.108 djm 2376: case '4':
2377: case '6':
1.3 djm 2378: case 'C':
1.108 djm 2379: addargs(&args, "-%c", ch);
2380: break;
2381: /* Passed through to ssh(1) with argument */
2382: case 'F':
1.190 tb 2383: case 'J':
1.108 djm 2384: case 'c':
2385: case 'i':
2386: case 'o':
1.113 halex 2387: addargs(&args, "-%c", ch);
2388: addargs(&args, "%s", optarg);
1.108 djm 2389: break;
2390: case 'q':
1.143 djm 2391: ll = SYSLOG_LEVEL_ERROR;
2392: quiet = 1;
1.108 djm 2393: showprogress = 0;
2394: addargs(&args, "-%c", ch);
1.3 djm 2395: break;
1.109 djm 2396: case 'P':
1.181 millert 2397: port = a2port(optarg);
2398: if (port <= 0)
2399: fatal("Bad port \"%s\"\n", optarg);
1.109 djm 2400: break;
1.3 djm 2401: case 'v':
1.17 mouring 2402: if (debug_level < 3) {
2403: addargs(&args, "-v");
2404: ll = SYSLOG_LEVEL_DEBUG1 + debug_level;
2405: }
2406: debug_level++;
1.3 djm 2407: break;
1.7 markus 2408: case '1':
1.198 dtucker 2409: fatal("SSH protocol v.1 is no longer supported");
1.7 markus 2410: break;
1.108 djm 2411: case '2':
1.198 dtucker 2412: /* accept silently */
1.148 djm 2413: break;
2414: case 'a':
2415: global_aflag = 1;
1.7 markus 2416: break;
1.108 djm 2417: case 'B':
2418: copy_buffer_len = strtol(optarg, &cp, 10);
2419: if (copy_buffer_len == 0 || *cp != '\0')
2420: fatal("Invalid buffer size \"%s\"", optarg);
1.3 djm 2421: break;
1.10 deraadt 2422: case 'b':
1.39 djm 2423: if (batchmode)
2424: fatal("Batch file already specified.");
2425:
2426: /* Allow "-" as stdin */
1.56 deraadt 2427: if (strcmp(optarg, "-") != 0 &&
1.65 djm 2428: (infile = fopen(optarg, "r")) == NULL)
1.39 djm 2429: fatal("%s (%s).", strerror(errno), optarg);
1.34 fgsch 2430: showprogress = 0;
1.143 djm 2431: quiet = batchmode = 1;
1.62 djm 2432: addargs(&args, "-obatchmode yes");
1.156 djm 2433: break;
2434: case 'f':
2435: global_fflag = 1;
1.10 deraadt 2436: break;
1.199 djm 2437: case 'N':
2438: noisy = 1; /* Used to clear quiet mode after getopt */
2439: break;
1.111 djm 2440: case 'p':
2441: global_pflag = 1;
2442: break;
1.109 djm 2443: case 'D':
1.23 djm 2444: sftp_direct = optarg;
1.111 djm 2445: break;
1.126 djm 2446: case 'l':
2447: limit_kbps = strtonum(optarg, 1, 100 * 1024 * 1024,
2448: &errstr);
2449: if (errstr != NULL)
2450: usage();
2451: limit_kbps *= 1024; /* kbps */
2452: break;
1.111 djm 2453: case 'r':
2454: global_rflag = 1;
1.24 djm 2455: break;
1.26 djm 2456: case 'R':
2457: num_requests = strtol(optarg, &cp, 10);
2458: if (num_requests == 0 || *cp != '\0')
1.27 markus 2459: fatal("Invalid number of requests \"%s\"",
1.26 djm 2460: optarg);
1.108 djm 2461: break;
2462: case 's':
2463: sftp_server = optarg;
2464: break;
2465: case 'S':
2466: ssh_program = optarg;
2467: replacearg(&args, 0, "%s", ssh_program);
1.23 djm 2468: break;
1.3 djm 2469: case 'h':
2470: default:
1.1 djm 2471: usage();
2472: }
2473: }
1.201 djm 2474:
2475: /* Do this last because we want the user to be able to override it */
2476: addargs(&args, "-oForwardAgent no");
1.45 djm 2477:
2478: if (!isatty(STDERR_FILENO))
2479: showprogress = 0;
1.199 djm 2480:
2481: if (noisy)
2482: quiet = 0;
1.1 djm 2483:
1.29 markus 2484: log_init(argv[0], ll, SYSLOG_FACILITY_USER, 1);
2485:
1.23 djm 2486: if (sftp_direct == NULL) {
2487: if (optind == argc || argc > (optind + 2))
2488: usage();
1.181 millert 2489: argv += optind;
1.23 djm 2490:
1.181 millert 2491: switch (parse_uri("sftp", *argv, &user, &host, &tmp, &file1)) {
2492: case -1:
2493: usage();
2494: break;
2495: case 0:
2496: if (tmp != -1)
2497: port = tmp;
2498: break;
2499: default:
1.192 dtucker 2500: /* Try with user, host and path. */
1.181 millert 2501: if (parse_user_host_path(*argv, &user, &host,
1.192 dtucker 2502: &file1) == 0)
2503: break;
2504: /* Try with user and host. */
2505: if (parse_user_host_port(*argv, &user, &host, NULL)
2506: == 0)
2507: break;
2508: /* Treat as a plain hostname. */
2509: host = xstrdup(*argv);
2510: host = cleanhostname(host);
1.181 millert 2511: break;
1.23 djm 2512: }
1.181 millert 2513: file2 = *(argv + 1);
1.3 djm 2514:
1.23 djm 2515: if (!*host) {
2516: fprintf(stderr, "Missing hostname\n");
1.1 djm 2517: usage();
2518: }
2519:
1.181 millert 2520: if (port != -1)
2521: addargs(&args, "-oPort %d", port);
2522: if (user != NULL) {
2523: addargs(&args, "-l");
2524: addargs(&args, "%s", user);
2525: }
1.23 djm 2526:
2527: /* no subsystem if the server-spec contains a '/' */
2528: if (sftp_server == NULL || strchr(sftp_server, '/') == NULL)
2529: addargs(&args, "-s");
2530:
1.115 guenther 2531: addargs(&args, "--");
1.23 djm 2532: addargs(&args, "%s", host);
1.27 markus 2533: addargs(&args, "%s", (sftp_server != NULL ?
1.23 djm 2534: sftp_server : "sftp"));
2535:
1.36 djm 2536: connect_to_server(ssh_program, args.list, &in, &out);
1.23 djm 2537: } else {
1.217 ! djm 2538: if ((r = argv_split(sftp_direct, &tmp, &cpp, 1)) != 0)
! 2539: fatal_r(r, "Parse -D arguments");
! 2540: if (cpp[0] == 0)
! 2541: fatal("No sftp server specified via -D");
! 2542: connect_to_server(cpp[0], cpp, &in, &out);
! 2543: argv_free(cpp, tmp);
1.1 djm 2544: }
1.70 djm 2545: freeargs(&args);
1.1 djm 2546:
1.126 djm 2547: conn = do_init(in, out, copy_buffer_len, num_requests, limit_kbps);
1.112 djm 2548: if (conn == NULL)
2549: fatal("Couldn't initialise connection to server");
2550:
1.143 djm 2551: if (!quiet) {
1.112 djm 2552: if (sftp_direct == NULL)
2553: fprintf(stderr, "Connected to %s.\n", host);
2554: else
2555: fprintf(stderr, "Attached to %s.\n", sftp_direct);
2556: }
2557:
2558: err = interactive_loop(conn, file1, file2);
1.1 djm 2559:
2560: close(in);
2561: close(out);
1.39 djm 2562: if (batchmode)
1.10 deraadt 2563: fclose(infile);
1.1 djm 2564:
1.185 bluhm 2565: while (waitpid(sshpid, NULL, 0) == -1 && sshpid > 1)
1.28 markus 2566: if (errno != EINTR)
2567: fatal("Couldn't wait for ssh process: %s",
2568: strerror(errno));
1.1 djm 2569:
1.33 djm 2570: exit(err == 0 ? 0 : 1);
1.1 djm 2571: }