Annotation of src/usr.bin/ssh/sftp.c, Revision 1.214
1.214 ! djm 1: /* $OpenBSD: sftp.c,v 1.213 2022/03/18 02:50:21 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:
583: static int
1.175 djm 584: process_get(struct sftp_conn *conn, const char *src, const char *dst,
585: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 586: {
587: char *abs_src = NULL;
588: char *abs_dst = NULL;
589: glob_t g;
1.111 djm 590: char *filename, *tmp=NULL;
1.164 djm 591: int i, r, err = 0;
1.44 djm 592:
593: abs_src = xstrdup(src);
594: abs_src = make_absolute(abs_src, pwd);
1.111 djm 595: memset(&g, 0, sizeof(g));
1.44 djm 596:
597: debug3("Looking up %s", abs_src);
1.164 djm 598: if ((r = remote_glob(conn, abs_src, GLOB_MARK, NULL, &g)) != 0) {
599: if (r == GLOB_NOSPACE) {
600: error("Too many matches for \"%s\".", abs_src);
601: } else {
602: error("File \"%s\" not found.", abs_src);
603: }
1.44 djm 604: err = -1;
605: goto out;
606: }
607:
1.111 djm 608: /*
609: * If multiple matches then dst must be a directory or
610: * unspecified.
611: */
1.205 djm 612: if (g.gl_matchc > 1 && dst != NULL && !local_is_dir(dst)) {
1.111 djm 613: error("Multiple source paths, but destination "
614: "\"%s\" is not a directory", dst);
1.44 djm 615: err = -1;
616: goto out;
617: }
618:
1.46 djm 619: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.111 djm 620: tmp = xstrdup(g.gl_pathv[i]);
621: if ((filename = basename(tmp)) == NULL) {
622: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 623: free(tmp);
1.44 djm 624: err = -1;
625: goto out;
626: }
627:
628: if (g.gl_matchc == 1 && dst) {
1.205 djm 629: if (local_is_dir(dst)) {
1.111 djm 630: abs_dst = path_append(dst, filename);
631: } else {
1.44 djm 632: abs_dst = xstrdup(dst);
1.111 djm 633: }
1.44 djm 634: } else if (dst) {
1.111 djm 635: abs_dst = path_append(dst, filename);
636: } else {
637: abs_dst = xstrdup(filename);
638: }
1.145 djm 639: free(tmp);
1.44 djm 640:
1.148 djm 641: resume |= global_aflag;
642: if (!quiet && resume)
1.174 schwarze 643: mprintf("Resuming %s to %s\n",
644: g.gl_pathv[i], abs_dst);
1.148 djm 645: else if (!quiet && !resume)
1.174 schwarze 646: mprintf("Fetching %s to %s\n",
647: g.gl_pathv[i], abs_dst);
1.210 djm 648: /* XXX follow link flag */
1.205 djm 649: if (globpath_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
1.148 djm 650: if (download_dir(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 651: pflag || global_pflag, 1, resume,
1.210 djm 652: fflag || global_fflag, 0) == -1)
1.111 djm 653: err = -1;
654: } else {
655: if (do_download(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 656: pflag || global_pflag, resume,
657: fflag || global_fflag) == -1)
1.111 djm 658: err = -1;
659: }
1.145 djm 660: free(abs_dst);
1.44 djm 661: abs_dst = NULL;
662: }
663:
664: out:
1.145 djm 665: free(abs_src);
1.44 djm 666: globfree(&g);
667: return(err);
668: }
669:
670: static int
1.175 djm 671: process_put(struct sftp_conn *conn, const char *src, const char *dst,
672: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 673: {
674: char *tmp_dst = NULL;
675: char *abs_dst = NULL;
1.111 djm 676: char *tmp = NULL, *filename = NULL;
1.44 djm 677: glob_t g;
678: int err = 0;
1.111 djm 679: int i, dst_is_dir = 1;
1.99 djm 680: struct stat sb;
1.44 djm 681:
682: if (dst) {
683: tmp_dst = xstrdup(dst);
684: tmp_dst = make_absolute(tmp_dst, pwd);
685: }
686:
687: memset(&g, 0, sizeof(g));
688: debug3("Looking up %s", src);
1.111 djm 689: if (glob(src, GLOB_NOCHECK | GLOB_MARK, NULL, &g)) {
1.44 djm 690: error("File \"%s\" not found.", src);
691: err = -1;
692: goto out;
693: }
694:
1.111 djm 695: /* If we aren't fetching to pwd then stash this status for later */
696: if (tmp_dst != NULL)
697: dst_is_dir = remote_is_dir(conn, tmp_dst);
698:
1.44 djm 699: /* If multiple matches, dst may be directory or unspecified */
1.111 djm 700: if (g.gl_matchc > 1 && tmp_dst && !dst_is_dir) {
701: error("Multiple paths match, but destination "
702: "\"%s\" is not a directory", tmp_dst);
1.44 djm 703: err = -1;
704: goto out;
705: }
706:
1.46 djm 707: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.99 djm 708: if (stat(g.gl_pathv[i], &sb) == -1) {
709: err = -1;
710: error("stat %s: %s", g.gl_pathv[i], strerror(errno));
711: continue;
712: }
1.149 djm 713:
1.111 djm 714: tmp = xstrdup(g.gl_pathv[i]);
715: if ((filename = basename(tmp)) == NULL) {
716: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 717: free(tmp);
1.44 djm 718: err = -1;
719: goto out;
720: }
721:
722: if (g.gl_matchc == 1 && tmp_dst) {
723: /* If directory specified, append filename */
1.111 djm 724: if (dst_is_dir)
725: abs_dst = path_append(tmp_dst, filename);
726: else
1.44 djm 727: abs_dst = xstrdup(tmp_dst);
728: } else if (tmp_dst) {
1.111 djm 729: abs_dst = path_append(tmp_dst, filename);
730: } else {
731: abs_dst = make_absolute(xstrdup(filename), pwd);
732: }
1.145 djm 733: free(tmp);
1.44 djm 734:
1.208 djm 735: resume |= global_aflag;
1.159 logan 736: if (!quiet && resume)
1.174 schwarze 737: mprintf("Resuming upload of %s to %s\n",
738: g.gl_pathv[i], abs_dst);
1.159 logan 739: else if (!quiet && !resume)
1.174 schwarze 740: mprintf("Uploading %s to %s\n",
741: g.gl_pathv[i], abs_dst);
1.210 djm 742: /* XXX follow_link_flag */
1.205 djm 743: if (globpath_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
1.111 djm 744: if (upload_dir(conn, g.gl_pathv[i], abs_dst,
1.159 logan 745: pflag || global_pflag, 1, resume,
1.210 djm 746: fflag || global_fflag, 0) == -1)
1.111 djm 747: err = -1;
748: } else {
749: if (do_upload(conn, g.gl_pathv[i], abs_dst,
1.159 logan 750: pflag || global_pflag, resume,
1.156 djm 751: fflag || global_fflag) == -1)
1.111 djm 752: err = -1;
753: }
1.44 djm 754: }
755:
756: out:
1.145 djm 757: free(abs_dst);
758: free(tmp_dst);
1.44 djm 759: globfree(&g);
760: return(err);
761: }
762:
763: static int
764: sdirent_comp(const void *aa, const void *bb)
765: {
766: SFTP_DIRENT *a = *(SFTP_DIRENT **)aa;
767: SFTP_DIRENT *b = *(SFTP_DIRENT **)bb;
1.53 djm 768: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
1.44 djm 769:
1.52 djm 770: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
1.53 djm 771: if (sort_flag & LS_NAME_SORT)
1.52 djm 772: return (rmul * strcmp(a->filename, b->filename));
1.53 djm 773: else if (sort_flag & LS_TIME_SORT)
1.52 djm 774: return (rmul * NCMP(a->a.mtime, b->a.mtime));
1.53 djm 775: else if (sort_flag & LS_SIZE_SORT)
1.52 djm 776: return (rmul * NCMP(a->a.size, b->a.size));
777:
778: fatal("Unknown ls sort type");
1.44 djm 779: }
780:
781: /* sftp ls.1 replacement for directories */
782: static int
1.175 djm 783: do_ls_dir(struct sftp_conn *conn, const char *path,
784: const char *strip_path, int lflag)
1.44 djm 785: {
1.64 djm 786: int n;
787: u_int c = 1, colspace = 0, columns = 1;
1.44 djm 788: SFTP_DIRENT **d;
789:
790: if ((n = do_readdir(conn, path, &d)) != 0)
791: return (n);
792:
1.53 djm 793: if (!(lflag & LS_SHORT_VIEW)) {
1.64 djm 794: u_int m = 0, width = 80;
1.44 djm 795: struct winsize ws;
796: char *tmp;
797:
798: /* Count entries for sort and find longest filename */
1.54 djm 799: for (n = 0; d[n] != NULL; n++) {
800: if (d[n]->filename[0] != '.' || (lflag & LS_SHOW_ALL))
1.176 deraadt 801: m = MAXIMUM(m, strlen(d[n]->filename));
1.54 djm 802: }
1.44 djm 803:
804: /* Add any subpath that also needs to be counted */
805: tmp = path_strip(path, strip_path);
806: m += strlen(tmp);
1.145 djm 807: free(tmp);
1.44 djm 808:
809: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
810: width = ws.ws_col;
811:
812: columns = width / (m + 2);
1.176 deraadt 813: columns = MAXIMUM(columns, 1);
1.44 djm 814: colspace = width / columns;
1.176 deraadt 815: colspace = MINIMUM(colspace, width);
1.44 djm 816: }
817:
1.52 djm 818: if (lflag & SORT_FLAGS) {
1.68 dtucker 819: for (n = 0; d[n] != NULL; n++)
820: ; /* count entries */
1.53 djm 821: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
1.52 djm 822: qsort(d, n, sizeof(*d), sdirent_comp);
823: }
1.44 djm 824:
1.46 djm 825: for (n = 0; d[n] != NULL && !interrupted; n++) {
1.44 djm 826: char *tmp, *fname;
1.54 djm 827:
828: if (d[n]->filename[0] == '.' && !(lflag & LS_SHOW_ALL))
829: continue;
1.44 djm 830:
831: tmp = path_append(path, d[n]->filename);
832: fname = path_strip(tmp, strip_path);
1.145 djm 833: free(tmp);
1.44 djm 834:
1.53 djm 835: if (lflag & LS_LONG_VIEW) {
1.119 djm 836: if (lflag & (LS_NUMERIC_VIEW|LS_SI_UNITS)) {
1.50 djm 837: char *lname;
838: struct stat sb;
839:
840: memset(&sb, 0, sizeof(sb));
841: attrib_to_stat(&d[n]->a, &sb);
1.119 djm 842: lname = ls_file(fname, &sb, 1,
843: (lflag & LS_SI_UNITS));
1.174 schwarze 844: mprintf("%s\n", lname);
1.145 djm 845: free(lname);
1.50 djm 846: } else
1.174 schwarze 847: mprintf("%s\n", d[n]->longname);
1.44 djm 848: } else {
1.174 schwarze 849: mprintf("%-*s", colspace, fname);
1.44 djm 850: if (c >= columns) {
851: printf("\n");
852: c = 1;
853: } else
854: c++;
855: }
856:
1.145 djm 857: free(fname);
1.44 djm 858: }
859:
1.53 djm 860: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 861: printf("\n");
862:
863: free_sftp_dirents(d);
864: return (0);
865: }
866:
1.180 djm 867: static int
868: sglob_comp(const void *aa, const void *bb)
869: {
870: u_int a = *(const u_int *)aa;
871: u_int b = *(const u_int *)bb;
872: const char *ap = sort_glob->gl_pathv[a];
873: const char *bp = sort_glob->gl_pathv[b];
874: const struct stat *as = sort_glob->gl_statv[a];
875: const struct stat *bs = sort_glob->gl_statv[b];
876: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
877:
878: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
879: if (sort_flag & LS_NAME_SORT)
880: return (rmul * strcmp(ap, bp));
1.206 djm 881: else if (sort_flag & LS_TIME_SORT) {
882: if (timespeccmp(&as->st_mtim, &bs->st_mtim, ==))
883: return 0;
884: return timespeccmp(&as->st_mtim, &bs->st_mtim, <) ?
885: rmul : -rmul;
886: } else if (sort_flag & LS_SIZE_SORT)
1.180 djm 887: return (rmul * NCMP(as->st_size, bs->st_size));
888:
889: fatal("Unknown ls sort type");
890: }
891:
1.44 djm 892: /* sftp ls.1 replacement which handles path globs */
893: static int
1.175 djm 894: do_globbed_ls(struct sftp_conn *conn, const char *path,
895: const char *strip_path, int lflag)
1.44 djm 896: {
1.129 djm 897: char *fname, *lname;
1.44 djm 898: glob_t g;
1.164 djm 899: int err, r;
1.129 djm 900: struct winsize ws;
1.180 djm 901: u_int i, j, nentries, *indices = NULL, c = 1;
902: u_int colspace = 0, columns = 1, m = 0, width = 80;
1.44 djm 903:
904: memset(&g, 0, sizeof(g));
905:
1.164 djm 906: if ((r = remote_glob(conn, path,
1.133 djm 907: GLOB_MARK|GLOB_NOCHECK|GLOB_BRACE|GLOB_KEEPSTAT|GLOB_NOSORT,
1.164 djm 908: NULL, &g)) != 0 ||
1.128 djm 909: (g.gl_pathc && !g.gl_matchc)) {
1.60 fgsch 910: if (g.gl_pathc)
911: globfree(&g);
1.164 djm 912: if (r == GLOB_NOSPACE) {
913: error("Can't ls: Too many matches for \"%s\"", path);
914: } else {
915: error("Can't ls: \"%s\" not found", path);
916: }
1.128 djm 917: return -1;
1.44 djm 918: }
919:
1.46 djm 920: if (interrupted)
921: goto out;
922:
1.44 djm 923: /*
1.60 fgsch 924: * If the glob returns a single match and it is a directory,
925: * then just list its contents.
1.44 djm 926: */
1.128 djm 927: if (g.gl_matchc == 1 && g.gl_statv[0] != NULL &&
928: S_ISDIR(g.gl_statv[0]->st_mode)) {
929: err = do_ls_dir(conn, g.gl_pathv[0], strip_path, lflag);
930: globfree(&g);
931: return err;
1.44 djm 932: }
933:
1.129 djm 934: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
935: width = ws.ws_col;
936:
1.53 djm 937: if (!(lflag & LS_SHORT_VIEW)) {
1.44 djm 938: /* Count entries for sort and find longest filename */
939: for (i = 0; g.gl_pathv[i]; i++)
1.176 deraadt 940: m = MAXIMUM(m, strlen(g.gl_pathv[i]));
1.44 djm 941:
942: columns = width / (m + 2);
1.176 deraadt 943: columns = MAXIMUM(columns, 1);
1.44 djm 944: colspace = width / columns;
945: }
946:
1.180 djm 947: /*
948: * Sorting: rather than mess with the contents of glob_t, prepare
949: * an array of indices into it and sort that. For the usual
950: * unsorted case, the indices are just the identity 1=1, 2=2, etc.
951: */
952: for (nentries = 0; g.gl_pathv[nentries] != NULL; nentries++)
953: ; /* count entries */
954: indices = calloc(nentries, sizeof(*indices));
955: for (i = 0; i < nentries; i++)
956: indices[i] = i;
957:
958: if (lflag & SORT_FLAGS) {
959: sort_glob = &g;
960: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
961: qsort(indices, nentries, sizeof(*indices), sglob_comp);
962: sort_glob = NULL;
963: }
964:
965: for (j = 0; j < nentries && !interrupted; j++) {
966: i = indices[j];
1.44 djm 967: fname = path_strip(g.gl_pathv[i], strip_path);
1.53 djm 968: if (lflag & LS_LONG_VIEW) {
1.128 djm 969: if (g.gl_statv[i] == NULL) {
970: error("no stat information for %s", fname);
971: continue;
972: }
973: lname = ls_file(fname, g.gl_statv[i], 1,
974: (lflag & LS_SI_UNITS));
1.174 schwarze 975: mprintf("%s\n", lname);
1.145 djm 976: free(lname);
1.44 djm 977: } else {
1.174 schwarze 978: mprintf("%-*s", colspace, fname);
1.44 djm 979: if (c >= columns) {
980: printf("\n");
981: c = 1;
982: } else
983: c++;
984: }
1.145 djm 985: free(fname);
1.44 djm 986: }
987:
1.53 djm 988: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 989: printf("\n");
990:
1.46 djm 991: out:
1.44 djm 992: if (g.gl_pathc)
993: globfree(&g);
1.180 djm 994: free(indices);
1.44 djm 995:
1.128 djm 996: return 0;
1.44 djm 997: }
998:
1.100 djm 999: static int
1.175 djm 1000: do_df(struct sftp_conn *conn, const char *path, int hflag, int iflag)
1.100 djm 1001: {
1.101 dtucker 1002: struct sftp_statvfs st;
1.178 djm 1003: char s_used[FMT_SCALED_STRSIZE], s_avail[FMT_SCALED_STRSIZE];
1004: char s_root[FMT_SCALED_STRSIZE], s_total[FMT_SCALED_STRSIZE];
1005: char s_icapacity[16], s_dcapacity[16];
1.100 djm 1006:
1007: if (do_statvfs(conn, path, &st, 1) == -1)
1008: return -1;
1.178 djm 1009: if (st.f_files == 0)
1010: strlcpy(s_icapacity, "ERR", sizeof(s_icapacity));
1011: else {
1012: snprintf(s_icapacity, sizeof(s_icapacity), "%3llu%%",
1013: (unsigned long long)(100 * (st.f_files - st.f_ffree) /
1014: st.f_files));
1015: }
1016: if (st.f_blocks == 0)
1017: strlcpy(s_dcapacity, "ERR", sizeof(s_dcapacity));
1018: else {
1019: snprintf(s_dcapacity, sizeof(s_dcapacity), "%3llu%%",
1020: (unsigned long long)(100 * (st.f_blocks - st.f_bfree) /
1021: st.f_blocks));
1022: }
1.100 djm 1023: if (iflag) {
1024: printf(" Inodes Used Avail "
1025: "(root) %%Capacity\n");
1.178 djm 1026: printf("%11llu %11llu %11llu %11llu %s\n",
1.100 djm 1027: (unsigned long long)st.f_files,
1028: (unsigned long long)(st.f_files - st.f_ffree),
1029: (unsigned long long)st.f_favail,
1.178 djm 1030: (unsigned long long)st.f_ffree, s_icapacity);
1.100 djm 1031: } else if (hflag) {
1032: strlcpy(s_used, "error", sizeof(s_used));
1033: strlcpy(s_avail, "error", sizeof(s_avail));
1034: strlcpy(s_root, "error", sizeof(s_root));
1035: strlcpy(s_total, "error", sizeof(s_total));
1036: fmt_scaled((st.f_blocks - st.f_bfree) * st.f_frsize, s_used);
1037: fmt_scaled(st.f_bavail * st.f_frsize, s_avail);
1038: fmt_scaled(st.f_bfree * st.f_frsize, s_root);
1039: fmt_scaled(st.f_blocks * st.f_frsize, s_total);
1040: printf(" Size Used Avail (root) %%Capacity\n");
1.178 djm 1041: printf("%7sB %7sB %7sB %7sB %s\n",
1042: s_total, s_used, s_avail, s_root, s_dcapacity);
1.100 djm 1043: } else {
1044: printf(" Size Used Avail "
1045: "(root) %%Capacity\n");
1.178 djm 1046: printf("%12llu %12llu %12llu %12llu %s\n",
1.100 djm 1047: (unsigned long long)(st.f_frsize * st.f_blocks / 1024),
1048: (unsigned long long)(st.f_frsize *
1049: (st.f_blocks - st.f_bfree) / 1024),
1050: (unsigned long long)(st.f_frsize * st.f_bavail / 1024),
1051: (unsigned long long)(st.f_frsize * st.f_bfree / 1024),
1.178 djm 1052: s_dcapacity);
1.100 djm 1053: }
1054: return 0;
1055: }
1056:
1.97 djm 1057: /*
1058: * Undo escaping of glob sequences in place. Used to undo extra escaping
1059: * applied in makeargv() when the string is destined for a function that
1060: * does not glob it.
1061: */
1062: static void
1063: undo_glob_escape(char *s)
1064: {
1065: size_t i, j;
1066:
1067: for (i = j = 0;;) {
1068: if (s[i] == '\0') {
1069: s[j] = '\0';
1070: return;
1071: }
1072: if (s[i] != '\\') {
1073: s[j++] = s[i++];
1074: continue;
1075: }
1076: /* s[i] == '\\' */
1077: ++i;
1078: switch (s[i]) {
1079: case '?':
1080: case '[':
1081: case '*':
1082: case '\\':
1083: s[j++] = s[i++];
1084: break;
1085: case '\0':
1086: s[j++] = '\\';
1087: s[j] = '\0';
1088: return;
1089: default:
1090: s[j++] = '\\';
1091: s[j++] = s[i++];
1092: break;
1093: }
1094: }
1095: }
1096:
1097: /*
1098: * Split a string into an argument vector using sh(1)-style quoting,
1099: * comment and escaping rules, but with some tweaks to handle glob(3)
1100: * wildcards.
1.116 djm 1101: * The "sloppy" flag allows for recovery from missing terminating quote, for
1102: * use in parsing incomplete commandlines during tab autocompletion.
1103: *
1.97 djm 1104: * Returns NULL on error or a NULL-terminated array of arguments.
1.116 djm 1105: *
1106: * If "lastquote" is not NULL, the quoting character used for the last
1107: * argument is placed in *lastquote ("\0", "'" or "\"").
1.149 djm 1108: *
1.116 djm 1109: * If "terminated" is not NULL, *terminated will be set to 1 when the
1110: * last argument's quote has been properly terminated or 0 otherwise.
1111: * This parameter is only of use if "sloppy" is set.
1.97 djm 1112: */
1.204 djm 1113: #define MAXARGS 128
1.97 djm 1114: #define MAXARGLEN 8192
1115: static char **
1.116 djm 1116: makeargv(const char *arg, int *argcp, int sloppy, char *lastquote,
1117: u_int *terminated)
1.97 djm 1118: {
1119: int argc, quot;
1120: size_t i, j;
1121: static char argvs[MAXARGLEN];
1122: static char *argv[MAXARGS + 1];
1123: enum { MA_START, MA_SQUOTE, MA_DQUOTE, MA_UNQUOTED } state, q;
1124:
1125: *argcp = argc = 0;
1126: if (strlen(arg) > sizeof(argvs) - 1) {
1127: args_too_longs:
1128: error("string too long");
1129: return NULL;
1130: }
1.116 djm 1131: if (terminated != NULL)
1132: *terminated = 1;
1133: if (lastquote != NULL)
1134: *lastquote = '\0';
1.97 djm 1135: state = MA_START;
1136: i = j = 0;
1137: for (;;) {
1.141 markus 1138: if ((size_t)argc >= sizeof(argv) / sizeof(*argv)){
1.138 dtucker 1139: error("Too many arguments.");
1140: return NULL;
1141: }
1.158 deraadt 1142: if (isspace((unsigned char)arg[i])) {
1.97 djm 1143: if (state == MA_UNQUOTED) {
1144: /* Terminate current argument */
1145: argvs[j++] = '\0';
1146: argc++;
1147: state = MA_START;
1148: } else if (state != MA_START)
1149: argvs[j++] = arg[i];
1150: } else if (arg[i] == '"' || arg[i] == '\'') {
1151: q = arg[i] == '"' ? MA_DQUOTE : MA_SQUOTE;
1152: if (state == MA_START) {
1153: argv[argc] = argvs + j;
1154: state = q;
1.116 djm 1155: if (lastquote != NULL)
1156: *lastquote = arg[i];
1.149 djm 1157: } else if (state == MA_UNQUOTED)
1.97 djm 1158: state = q;
1159: else if (state == q)
1160: state = MA_UNQUOTED;
1161: else
1162: argvs[j++] = arg[i];
1163: } else if (arg[i] == '\\') {
1164: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1165: quot = state == MA_SQUOTE ? '\'' : '"';
1166: /* Unescape quote we are in */
1167: /* XXX support \n and friends? */
1168: if (arg[i + 1] == quot) {
1169: i++;
1170: argvs[j++] = arg[i];
1171: } else if (arg[i + 1] == '?' ||
1172: arg[i + 1] == '[' || arg[i + 1] == '*') {
1173: /*
1174: * Special case for sftp: append
1175: * double-escaped glob sequence -
1176: * glob will undo one level of
1177: * escaping. NB. string can grow here.
1178: */
1179: if (j >= sizeof(argvs) - 5)
1180: goto args_too_longs;
1181: argvs[j++] = '\\';
1182: argvs[j++] = arg[i++];
1183: argvs[j++] = '\\';
1184: argvs[j++] = arg[i];
1185: } else {
1186: argvs[j++] = arg[i++];
1187: argvs[j++] = arg[i];
1188: }
1189: } else {
1190: if (state == MA_START) {
1191: argv[argc] = argvs + j;
1192: state = MA_UNQUOTED;
1.116 djm 1193: if (lastquote != NULL)
1194: *lastquote = '\0';
1.97 djm 1195: }
1196: if (arg[i + 1] == '?' || arg[i + 1] == '[' ||
1197: arg[i + 1] == '*' || arg[i + 1] == '\\') {
1198: /*
1199: * Special case for sftp: append
1200: * escaped glob sequence -
1201: * glob will undo one level of
1202: * escaping.
1203: */
1204: argvs[j++] = arg[i++];
1205: argvs[j++] = arg[i];
1206: } else {
1207: /* Unescape everything */
1208: /* XXX support \n and friends? */
1209: i++;
1210: argvs[j++] = arg[i];
1211: }
1212: }
1213: } else if (arg[i] == '#') {
1214: if (state == MA_SQUOTE || state == MA_DQUOTE)
1215: argvs[j++] = arg[i];
1216: else
1217: goto string_done;
1218: } else if (arg[i] == '\0') {
1219: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1.116 djm 1220: if (sloppy) {
1221: state = MA_UNQUOTED;
1222: if (terminated != NULL)
1223: *terminated = 0;
1224: goto string_done;
1225: }
1.97 djm 1226: error("Unterminated quoted argument");
1227: return NULL;
1228: }
1229: string_done:
1230: if (state == MA_UNQUOTED) {
1231: argvs[j++] = '\0';
1232: argc++;
1233: }
1234: break;
1235: } else {
1236: if (state == MA_START) {
1237: argv[argc] = argvs + j;
1238: state = MA_UNQUOTED;
1.116 djm 1239: if (lastquote != NULL)
1240: *lastquote = '\0';
1.97 djm 1241: }
1242: if ((state == MA_SQUOTE || state == MA_DQUOTE) &&
1243: (arg[i] == '?' || arg[i] == '[' || arg[i] == '*')) {
1244: /*
1245: * Special case for sftp: escape quoted
1246: * glob(3) wildcards. NB. string can grow
1247: * here.
1248: */
1249: if (j >= sizeof(argvs) - 3)
1250: goto args_too_longs;
1251: argvs[j++] = '\\';
1252: argvs[j++] = arg[i];
1253: } else
1254: argvs[j++] = arg[i];
1255: }
1256: i++;
1257: }
1258: *argcp = argc;
1259: return argv;
1260: }
1261:
1.44 djm 1262: static int
1.187 djm 1263: parse_args(const char **cpp, int *ignore_errors, int *disable_echo, int *aflag,
1.173 djm 1264: int *fflag, int *hflag, int *iflag, int *lflag, int *pflag,
1.159 logan 1265: int *rflag, int *sflag,
1.156 djm 1266: unsigned long *n_arg, char **path1, char **path2)
1.44 djm 1267: {
1268: const char *cmd, *cp = *cpp;
1.97 djm 1269: char *cp2, **argv;
1.44 djm 1270: int base = 0;
1.202 dtucker 1271: long long ll;
1.182 djm 1272: int path1_mandatory = 0, i, cmdnum, optidx, argc;
1.44 djm 1273:
1274: /* Skip leading whitespace */
1275: cp = cp + strspn(cp, WHITESPACE);
1276:
1.187 djm 1277: /*
1278: * Check for leading '-' (disable error processing) and '@' (suppress
1279: * command echo)
1280: */
1.156 djm 1281: *ignore_errors = 0;
1.187 djm 1282: *disable_echo = 0;
1283: for (;*cp != '\0'; cp++) {
1284: if (*cp == '-') {
1285: *ignore_errors = 1;
1286: } else if (*cp == '@') {
1287: *disable_echo = 1;
1288: } else {
1289: /* all other characters terminate prefix processing */
1290: break;
1291: }
1.44 djm 1292: }
1.187 djm 1293: cp = cp + strspn(cp, WHITESPACE);
1.118 dtucker 1294:
1295: /* Ignore blank lines and lines which begin with comment '#' char */
1296: if (*cp == '\0' || *cp == '#')
1297: return (0);
1.44 djm 1298:
1.116 djm 1299: if ((argv = makeargv(cp, &argc, 0, NULL, NULL)) == NULL)
1.97 djm 1300: return -1;
1301:
1.44 djm 1302: /* Figure out which command we have */
1.97 djm 1303: for (i = 0; cmds[i].c != NULL; i++) {
1.142 djm 1304: if (argv[0] != NULL && strcasecmp(cmds[i].c, argv[0]) == 0)
1.44 djm 1305: break;
1306: }
1307: cmdnum = cmds[i].n;
1308: cmd = cmds[i].c;
1309:
1310: /* Special case */
1311: if (*cp == '!') {
1312: cp++;
1313: cmdnum = I_SHELL;
1314: } else if (cmdnum == -1) {
1315: error("Invalid command.");
1.97 djm 1316: return -1;
1.44 djm 1317: }
1318:
1319: /* Get arguments and parse flags */
1.156 djm 1320: *aflag = *fflag = *hflag = *iflag = *lflag = *pflag = 0;
1321: *rflag = *sflag = 0;
1.44 djm 1322: *path1 = *path2 = NULL;
1.97 djm 1323: optidx = 1;
1.44 djm 1324: switch (cmdnum) {
1325: case I_GET:
1.148 djm 1326: case I_REGET:
1.159 logan 1327: case I_REPUT:
1.44 djm 1328: case I_PUT:
1.132 djm 1329: if ((optidx = parse_getput_flags(cmd, argv, argc,
1.156 djm 1330: aflag, fflag, pflag, rflag)) == -1)
1.97 djm 1331: return -1;
1.44 djm 1332: /* Get first pathname (mandatory) */
1.97 djm 1333: if (argc - optidx < 1) {
1.44 djm 1334: error("You must specify at least one path after a "
1335: "%s command.", cmd);
1.97 djm 1336: return -1;
1337: }
1338: *path1 = xstrdup(argv[optidx]);
1339: /* Get second pathname (optional) */
1340: if (argc - optidx > 1) {
1341: *path2 = xstrdup(argv[optidx + 1]);
1342: /* Destination is not globbed */
1343: undo_glob_escape(*path2);
1.44 djm 1344: }
1345: break;
1.132 djm 1346: case I_LINK:
1347: if ((optidx = parse_link_flags(cmd, argv, argc, sflag)) == -1)
1348: return -1;
1.152 djm 1349: goto parse_two_paths;
1.214 ! djm 1350: case I_COPY:
! 1351: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
! 1352: return -1;
! 1353: goto parse_two_paths;
1.152 djm 1354: case I_RENAME:
1355: if ((optidx = parse_rename_flags(cmd, argv, argc, lflag)) == -1)
1356: return -1;
1357: goto parse_two_paths;
1.132 djm 1358: case I_SYMLINK:
1.153 djm 1359: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1360: return -1;
1.152 djm 1361: parse_two_paths:
1.97 djm 1362: if (argc - optidx < 2) {
1.44 djm 1363: error("You must specify two paths after a %s "
1364: "command.", cmd);
1.97 djm 1365: return -1;
1.44 djm 1366: }
1.97 djm 1367: *path1 = xstrdup(argv[optidx]);
1368: *path2 = xstrdup(argv[optidx + 1]);
1369: /* Paths are not globbed */
1370: undo_glob_escape(*path1);
1371: undo_glob_escape(*path2);
1.44 djm 1372: break;
1373: case I_RM:
1374: case I_MKDIR:
1375: case I_RMDIR:
1.182 djm 1376: case I_LMKDIR:
1377: path1_mandatory = 1;
1378: /* FALLTHROUGH */
1.44 djm 1379: case I_CHDIR:
1380: case I_LCHDIR:
1.153 djm 1381: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1382: return -1;
1.44 djm 1383: /* Get pathname (mandatory) */
1.97 djm 1384: if (argc - optidx < 1) {
1.182 djm 1385: if (!path1_mandatory)
1386: break; /* return a NULL path1 */
1.44 djm 1387: error("You must specify a path after a %s command.",
1388: cmd);
1.97 djm 1389: return -1;
1.44 djm 1390: }
1.97 djm 1391: *path1 = xstrdup(argv[optidx]);
1392: /* Only "rm" globs */
1393: if (cmdnum != I_RM)
1394: undo_glob_escape(*path1);
1.44 djm 1395: break;
1.100 djm 1396: case I_DF:
1397: if ((optidx = parse_df_flags(cmd, argv, argc, hflag,
1398: iflag)) == -1)
1399: return -1;
1400: /* Default to current directory if no path specified */
1401: if (argc - optidx < 1)
1402: *path1 = NULL;
1403: else {
1404: *path1 = xstrdup(argv[optidx]);
1405: undo_glob_escape(*path1);
1406: }
1407: break;
1.44 djm 1408: case I_LS:
1.97 djm 1409: if ((optidx = parse_ls_flags(argv, argc, lflag)) == -1)
1.44 djm 1410: return(-1);
1411: /* Path is optional */
1.97 djm 1412: if (argc - optidx > 0)
1413: *path1 = xstrdup(argv[optidx]);
1.44 djm 1414: break;
1415: case I_LLS:
1.98 djm 1416: /* Skip ls command and following whitespace */
1417: cp = cp + strlen(cmd) + strspn(cp, WHITESPACE);
1.44 djm 1418: case I_SHELL:
1419: /* Uses the rest of the line */
1420: break;
1421: case I_LUMASK:
1422: case I_CHMOD:
1423: base = 8;
1.186 dtucker 1424: /* FALLTHROUGH */
1.44 djm 1425: case I_CHOWN:
1426: case I_CHGRP:
1.189 djm 1427: if ((optidx = parse_ch_flags(cmd, argv, argc, hflag)) == -1)
1.153 djm 1428: return -1;
1.44 djm 1429: /* Get numeric arg (mandatory) */
1.97 djm 1430: if (argc - optidx < 1)
1431: goto need_num_arg;
1.93 ray 1432: errno = 0;
1.202 dtucker 1433: ll = strtoll(argv[optidx], &cp2, base);
1.97 djm 1434: if (cp2 == argv[optidx] || *cp2 != '\0' ||
1.202 dtucker 1435: ((ll == LLONG_MIN || ll == LLONG_MAX) && errno == ERANGE) ||
1436: ll < 0 || ll > UINT32_MAX) {
1.97 djm 1437: need_num_arg:
1.44 djm 1438: error("You must supply a numeric argument "
1439: "to the %s command.", cmd);
1.97 djm 1440: return -1;
1.44 djm 1441: }
1.202 dtucker 1442: *n_arg = ll;
1.97 djm 1443: if (cmdnum == I_LUMASK)
1.44 djm 1444: break;
1445: /* Get pathname (mandatory) */
1.97 djm 1446: if (argc - optidx < 2) {
1.44 djm 1447: error("You must specify a path after a %s command.",
1448: cmd);
1.97 djm 1449: return -1;
1.44 djm 1450: }
1.97 djm 1451: *path1 = xstrdup(argv[optidx + 1]);
1.44 djm 1452: break;
1453: case I_QUIT:
1454: case I_PWD:
1455: case I_LPWD:
1456: case I_HELP:
1457: case I_VERSION:
1458: case I_PROGRESS:
1.153 djm 1459: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1460: return -1;
1.44 djm 1461: break;
1462: default:
1463: fatal("Command not implemented");
1464: }
1465:
1466: *cpp = cp;
1467: return(cmdnum);
1468: }
1469:
1470: static int
1471: parse_dispatch_command(struct sftp_conn *conn, const char *cmd, char **pwd,
1.187 djm 1472: const char *startdir, int err_abort, int echo_command)
1.44 djm 1473: {
1.187 djm 1474: const char *ocmd = cmd;
1.44 djm 1475: char *path1, *path2, *tmp;
1.187 djm 1476: int ignore_errors = 0, disable_echo = 1;
1477: int aflag = 0, fflag = 0, hflag = 0, iflag = 0;
1.156 djm 1478: int lflag = 0, pflag = 0, rflag = 0, sflag = 0;
1.132 djm 1479: int cmdnum, i;
1.107 dtucker 1480: unsigned long n_arg = 0;
1.44 djm 1481: Attrib a, *aa;
1.170 deraadt 1482: char path_buf[PATH_MAX];
1.44 djm 1483: int err = 0;
1484: glob_t g;
1485:
1486: path1 = path2 = NULL;
1.187 djm 1487: cmdnum = parse_args(&cmd, &ignore_errors, &disable_echo, &aflag, &fflag,
1488: &hflag, &iflag, &lflag, &pflag, &rflag, &sflag, &n_arg,
1489: &path1, &path2);
1.156 djm 1490: if (ignore_errors != 0)
1.44 djm 1491: err_abort = 0;
1492:
1.187 djm 1493: if (echo_command && !disable_echo)
1494: mprintf("sftp> %s\n", ocmd);
1495:
1.44 djm 1496: memset(&g, 0, sizeof(g));
1497:
1498: /* Perform command */
1499: switch (cmdnum) {
1500: case 0:
1501: /* Blank line */
1502: break;
1503: case -1:
1504: /* Unrecognized command */
1505: err = -1;
1506: break;
1.148 djm 1507: case I_REGET:
1508: aflag = 1;
1509: /* FALLTHROUGH */
1.44 djm 1510: case I_GET:
1.148 djm 1511: err = process_get(conn, path1, path2, *pwd, pflag,
1.156 djm 1512: rflag, aflag, fflag);
1.44 djm 1513: break;
1.159 logan 1514: case I_REPUT:
1515: aflag = 1;
1516: /* FALLTHROUGH */
1.44 djm 1517: case I_PUT:
1.156 djm 1518: err = process_put(conn, path1, path2, *pwd, pflag,
1.159 logan 1519: rflag, aflag, fflag);
1.214 ! djm 1520: break;
! 1521: case I_COPY:
! 1522: path1 = make_absolute(path1, *pwd);
! 1523: path2 = make_absolute(path2, *pwd);
! 1524: err = do_copy(conn, path1, path2);
1.44 djm 1525: break;
1526: case I_RENAME:
1527: path1 = make_absolute(path1, *pwd);
1528: path2 = make_absolute(path2, *pwd);
1.152 djm 1529: err = do_rename(conn, path1, path2, lflag);
1.44 djm 1530: break;
1531: case I_SYMLINK:
1.132 djm 1532: sflag = 1;
1.186 dtucker 1533: /* FALLTHROUGH */
1.132 djm 1534: case I_LINK:
1.151 djm 1535: if (!sflag)
1536: path1 = make_absolute(path1, *pwd);
1.44 djm 1537: path2 = make_absolute(path2, *pwd);
1.132 djm 1538: err = (sflag ? do_symlink : do_hardlink)(conn, path1, path2);
1.44 djm 1539: break;
1540: case I_RM:
1541: path1 = make_absolute(path1, *pwd);
1542: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1543: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1544: if (!quiet)
1.174 schwarze 1545: mprintf("Removing %s\n", g.gl_pathv[i]);
1.44 djm 1546: err = do_rm(conn, g.gl_pathv[i]);
1547: if (err != 0 && err_abort)
1548: break;
1549: }
1550: break;
1551: case I_MKDIR:
1552: path1 = make_absolute(path1, *pwd);
1553: attrib_clear(&a);
1554: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1555: a.perm = 0777;
1.111 djm 1556: err = do_mkdir(conn, path1, &a, 1);
1.44 djm 1557: break;
1558: case I_RMDIR:
1559: path1 = make_absolute(path1, *pwd);
1560: err = do_rmdir(conn, path1);
1561: break;
1562: case I_CHDIR:
1.182 djm 1563: if (path1 == NULL || *path1 == '\0')
1564: path1 = xstrdup(startdir);
1.44 djm 1565: path1 = make_absolute(path1, *pwd);
1566: if ((tmp = do_realpath(conn, path1)) == NULL) {
1567: err = 1;
1568: break;
1569: }
1570: if ((aa = do_stat(conn, tmp, 0)) == NULL) {
1.145 djm 1571: free(tmp);
1.44 djm 1572: err = 1;
1573: break;
1574: }
1575: if (!(aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) {
1576: error("Can't change directory: Can't check target");
1.145 djm 1577: free(tmp);
1.44 djm 1578: err = 1;
1579: break;
1580: }
1581: if (!S_ISDIR(aa->perm)) {
1582: error("Can't change directory: \"%s\" is not "
1583: "a directory", tmp);
1.145 djm 1584: free(tmp);
1.44 djm 1585: err = 1;
1586: break;
1587: }
1.145 djm 1588: free(*pwd);
1.44 djm 1589: *pwd = tmp;
1590: break;
1591: case I_LS:
1592: if (!path1) {
1.125 djm 1593: do_ls_dir(conn, *pwd, *pwd, lflag);
1.44 djm 1594: break;
1595: }
1596:
1597: /* Strip pwd off beginning of non-absolute paths */
1598: tmp = NULL;
1.188 djm 1599: if (!path_absolute(path1))
1.44 djm 1600: tmp = *pwd;
1601:
1602: path1 = make_absolute(path1, *pwd);
1603: err = do_globbed_ls(conn, path1, tmp, lflag);
1.100 djm 1604: break;
1605: case I_DF:
1606: /* Default to current directory if no path specified */
1607: if (path1 == NULL)
1608: path1 = xstrdup(*pwd);
1609: path1 = make_absolute(path1, *pwd);
1610: err = do_df(conn, path1, hflag, iflag);
1.44 djm 1611: break;
1612: case I_LCHDIR:
1.182 djm 1613: if (path1 == NULL || *path1 == '\0')
1614: path1 = xstrdup("~");
1.166 deraadt 1615: tmp = tilde_expand_filename(path1, getuid());
1.165 djm 1616: free(path1);
1617: path1 = tmp;
1.44 djm 1618: if (chdir(path1) == -1) {
1619: error("Couldn't change local directory to "
1620: "\"%s\": %s", path1, strerror(errno));
1621: err = 1;
1622: }
1623: break;
1624: case I_LMKDIR:
1625: if (mkdir(path1, 0777) == -1) {
1626: error("Couldn't create local directory "
1627: "\"%s\": %s", path1, strerror(errno));
1628: err = 1;
1629: }
1630: break;
1631: case I_LLS:
1632: local_do_ls(cmd);
1633: break;
1634: case I_SHELL:
1635: local_do_shell(cmd);
1636: break;
1637: case I_LUMASK:
1638: umask(n_arg);
1639: printf("Local umask: %03lo\n", n_arg);
1640: break;
1641: case I_CHMOD:
1642: path1 = make_absolute(path1, *pwd);
1643: attrib_clear(&a);
1644: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1645: a.perm = n_arg;
1646: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1647: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1648: if (!quiet)
1.174 schwarze 1649: mprintf("Changing mode on %s\n",
1650: g.gl_pathv[i]);
1.189 djm 1651: err = (hflag ? do_lsetstat : do_setstat)(conn,
1652: g.gl_pathv[i], &a);
1.44 djm 1653: if (err != 0 && err_abort)
1654: break;
1655: }
1656: break;
1657: case I_CHOWN:
1658: case I_CHGRP:
1659: path1 = make_absolute(path1, *pwd);
1660: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1661: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.189 djm 1662: if (!(aa = (hflag ? do_lstat : do_stat)(conn,
1663: g.gl_pathv[i], 0))) {
1.104 djm 1664: if (err_abort) {
1665: err = -1;
1.44 djm 1666: break;
1.104 djm 1667: } else
1.44 djm 1668: continue;
1669: }
1670: if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) {
1671: error("Can't get current ownership of "
1672: "remote file \"%s\"", g.gl_pathv[i]);
1.104 djm 1673: if (err_abort) {
1674: err = -1;
1.44 djm 1675: break;
1.104 djm 1676: } else
1.44 djm 1677: continue;
1678: }
1679: aa->flags &= SSH2_FILEXFER_ATTR_UIDGID;
1680: if (cmdnum == I_CHOWN) {
1.143 djm 1681: if (!quiet)
1.174 schwarze 1682: mprintf("Changing owner on %s\n",
1.143 djm 1683: g.gl_pathv[i]);
1.44 djm 1684: aa->uid = n_arg;
1685: } else {
1.143 djm 1686: if (!quiet)
1.174 schwarze 1687: mprintf("Changing group on %s\n",
1.143 djm 1688: g.gl_pathv[i]);
1.44 djm 1689: aa->gid = n_arg;
1690: }
1.189 djm 1691: err = (hflag ? do_lsetstat : do_setstat)(conn,
1692: g.gl_pathv[i], aa);
1.44 djm 1693: if (err != 0 && err_abort)
1694: break;
1695: }
1696: break;
1697: case I_PWD:
1.174 schwarze 1698: mprintf("Remote working directory: %s\n", *pwd);
1.44 djm 1699: break;
1700: case I_LPWD:
1701: if (!getcwd(path_buf, sizeof(path_buf))) {
1702: error("Couldn't get local cwd: %s", strerror(errno));
1703: err = -1;
1704: break;
1705: }
1.174 schwarze 1706: mprintf("Local working directory: %s\n", path_buf);
1.44 djm 1707: break;
1708: case I_QUIT:
1709: /* Processed below */
1710: break;
1711: case I_HELP:
1712: help();
1713: break;
1714: case I_VERSION:
1715: printf("SFTP protocol version %u\n", sftp_proto_version(conn));
1716: break;
1717: case I_PROGRESS:
1718: showprogress = !showprogress;
1719: if (showprogress)
1720: printf("Progress meter enabled\n");
1721: else
1722: printf("Progress meter disabled\n");
1723: break;
1724: default:
1725: fatal("%d is not implemented", cmdnum);
1726: }
1727:
1728: if (g.gl_pathc)
1729: globfree(&g);
1.145 djm 1730: free(path1);
1731: free(path2);
1.44 djm 1732:
1733: /* If an unignored error occurs in batch mode we should abort. */
1734: if (err_abort && err != 0)
1735: return (-1);
1736: else if (cmdnum == I_QUIT)
1737: return (1);
1738:
1739: return (0);
1740: }
1741:
1.57 djm 1742: static char *
1743: prompt(EditLine *el)
1744: {
1745: return ("sftp> ");
1746: }
1747:
1.116 djm 1748: /* Display entries in 'list' after skipping the first 'len' chars */
1749: static void
1750: complete_display(char **list, u_int len)
1751: {
1752: u_int y, m = 0, width = 80, columns = 1, colspace = 0, llen;
1753: struct winsize ws;
1754: char *tmp;
1755:
1756: /* Count entries for sort and find longest */
1.149 djm 1757: for (y = 0; list[y]; y++)
1.176 deraadt 1758: m = MAXIMUM(m, strlen(list[y]));
1.116 djm 1759:
1760: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
1761: width = ws.ws_col;
1762:
1763: m = m > len ? m - len : 0;
1764: columns = width / (m + 2);
1.176 deraadt 1765: columns = MAXIMUM(columns, 1);
1.116 djm 1766: colspace = width / columns;
1.176 deraadt 1767: colspace = MINIMUM(colspace, width);
1.116 djm 1768:
1769: printf("\n");
1770: m = 1;
1771: for (y = 0; list[y]; y++) {
1772: llen = strlen(list[y]);
1773: tmp = llen > len ? list[y] + len : "";
1.174 schwarze 1774: mprintf("%-*s", colspace, tmp);
1.116 djm 1775: if (m >= columns) {
1776: printf("\n");
1777: m = 1;
1778: } else
1779: m++;
1780: }
1781: printf("\n");
1782: }
1783:
1784: /*
1785: * Given a "list" of words that begin with a common prefix of "word",
1786: * attempt to find an autocompletion to extends "word" by the next
1787: * characters common to all entries in "list".
1788: */
1789: static char *
1790: complete_ambiguous(const char *word, char **list, size_t count)
1791: {
1792: if (word == NULL)
1793: return NULL;
1794:
1795: if (count > 0) {
1796: u_int y, matchlen = strlen(list[0]);
1797:
1798: /* Find length of common stem */
1799: for (y = 1; list[y]; y++) {
1800: u_int x;
1801:
1.149 djm 1802: for (x = 0; x < matchlen; x++)
1803: if (list[0][x] != list[y][x])
1.116 djm 1804: break;
1805:
1806: matchlen = x;
1807: }
1808:
1809: if (matchlen > strlen(word)) {
1810: char *tmp = xstrdup(list[0]);
1811:
1.117 dtucker 1812: tmp[matchlen] = '\0';
1.116 djm 1813: return tmp;
1814: }
1.149 djm 1815: }
1.116 djm 1816:
1817: return xstrdup(word);
1818: }
1819:
1820: /* Autocomplete a sftp command */
1821: static int
1822: complete_cmd_parse(EditLine *el, char *cmd, int lastarg, char quote,
1823: int terminated)
1824: {
1825: u_int y, count = 0, cmdlen, tmplen;
1826: char *tmp, **list, argterm[3];
1827: const LineInfo *lf;
1828:
1829: list = xcalloc((sizeof(cmds) / sizeof(*cmds)) + 1, sizeof(char *));
1830:
1831: /* No command specified: display all available commands */
1832: if (cmd == NULL) {
1833: for (y = 0; cmds[y].c; y++)
1834: list[count++] = xstrdup(cmds[y].c);
1.149 djm 1835:
1.116 djm 1836: list[count] = NULL;
1837: complete_display(list, 0);
1838:
1.149 djm 1839: for (y = 0; list[y] != NULL; y++)
1840: free(list[y]);
1.145 djm 1841: free(list);
1.116 djm 1842: return count;
1843: }
1844:
1845: /* Prepare subset of commands that start with "cmd" */
1846: cmdlen = strlen(cmd);
1847: for (y = 0; cmds[y].c; y++) {
1.149 djm 1848: if (!strncasecmp(cmd, cmds[y].c, cmdlen))
1.116 djm 1849: list[count++] = xstrdup(cmds[y].c);
1850: }
1851: list[count] = NULL;
1852:
1.134 oga 1853: if (count == 0) {
1.145 djm 1854: free(list);
1.116 djm 1855: return 0;
1.134 oga 1856: }
1.116 djm 1857:
1.183 djm 1858: /* Complete ambiguous command */
1.116 djm 1859: tmp = complete_ambiguous(cmd, list, count);
1860: if (count > 1)
1861: complete_display(list, 0);
1862:
1.149 djm 1863: for (y = 0; list[y]; y++)
1864: free(list[y]);
1.145 djm 1865: free(list);
1.116 djm 1866:
1867: if (tmp != NULL) {
1868: tmplen = strlen(tmp);
1869: cmdlen = strlen(cmd);
1870: /* If cmd may be extended then do so */
1871: if (tmplen > cmdlen)
1872: if (el_insertstr(el, tmp + cmdlen) == -1)
1873: fatal("el_insertstr failed.");
1874: lf = el_line(el);
1875: /* Terminate argument cleanly */
1876: if (count == 1) {
1877: y = 0;
1878: if (!terminated)
1879: argterm[y++] = quote;
1880: if (lastarg || *(lf->cursor) != ' ')
1881: argterm[y++] = ' ';
1882: argterm[y] = '\0';
1883: if (y > 0 && el_insertstr(el, argterm) == -1)
1884: fatal("el_insertstr failed.");
1885: }
1.145 djm 1886: free(tmp);
1.116 djm 1887: }
1888:
1889: return count;
1890: }
1891:
1892: /*
1893: * Determine whether a particular sftp command's arguments (if any)
1894: * represent local or remote files.
1895: */
1896: static int
1897: complete_is_remote(char *cmd) {
1898: int i;
1899:
1900: if (cmd == NULL)
1901: return -1;
1902:
1903: for (i = 0; cmds[i].c; i++) {
1.149 djm 1904: if (!strncasecmp(cmd, cmds[i].c, strlen(cmds[i].c)))
1.116 djm 1905: return cmds[i].t;
1906: }
1907:
1908: return -1;
1909: }
1910:
1911: /* Autocomplete a filename "file" */
1912: static int
1913: complete_match(EditLine *el, struct sftp_conn *conn, char *remote_path,
1914: char *file, int remote, int lastarg, char quote, int terminated)
1915: {
1916: glob_t g;
1.146 dtucker 1917: char *tmp, *tmp2, ins[8];
1.140 dtucker 1918: u_int i, hadglob, pwdlen, len, tmplen, filelen, cesc, isesc, isabs;
1.146 dtucker 1919: int clen;
1.116 djm 1920: const LineInfo *lf;
1.149 djm 1921:
1.116 djm 1922: /* Glob from "file" location */
1923: if (file == NULL)
1924: tmp = xstrdup("*");
1925: else
1926: xasprintf(&tmp, "%s*", file);
1927:
1.139 dtucker 1928: /* Check if the path is absolute. */
1.188 djm 1929: isabs = path_absolute(tmp);
1.139 dtucker 1930:
1.116 djm 1931: memset(&g, 0, sizeof(g));
1932: if (remote != LOCAL) {
1933: tmp = make_absolute(tmp, remote_path);
1934: remote_glob(conn, tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1935: } else
1.116 djm 1936: glob(tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1937:
1.116 djm 1938: /* Determine length of pwd so we can trim completion display */
1939: for (hadglob = tmplen = pwdlen = 0; tmp[tmplen] != 0; tmplen++) {
1940: /* Terminate counting on first unescaped glob metacharacter */
1941: if (tmp[tmplen] == '*' || tmp[tmplen] == '?') {
1942: if (tmp[tmplen] != '*' || tmp[tmplen + 1] != '\0')
1943: hadglob = 1;
1944: break;
1945: }
1946: if (tmp[tmplen] == '\\' && tmp[tmplen + 1] != '\0')
1947: tmplen++;
1948: if (tmp[tmplen] == '/')
1949: pwdlen = tmplen + 1; /* track last seen '/' */
1950: }
1.145 djm 1951: free(tmp);
1.161 dtucker 1952: tmp = NULL;
1.116 djm 1953:
1.149 djm 1954: if (g.gl_matchc == 0)
1.116 djm 1955: goto out;
1956:
1957: if (g.gl_matchc > 1)
1958: complete_display(g.gl_pathv, pwdlen);
1959:
1960: /* Don't try to extend globs */
1961: if (file == NULL || hadglob)
1962: goto out;
1963:
1964: tmp2 = complete_ambiguous(file, g.gl_pathv, g.gl_matchc);
1.139 dtucker 1965: tmp = path_strip(tmp2, isabs ? NULL : remote_path);
1.145 djm 1966: free(tmp2);
1.116 djm 1967:
1968: if (tmp == NULL)
1969: goto out;
1970:
1971: tmplen = strlen(tmp);
1972: filelen = strlen(file);
1973:
1.140 dtucker 1974: /* Count the number of escaped characters in the input string. */
1975: cesc = isesc = 0;
1976: for (i = 0; i < filelen; i++) {
1977: if (!isesc && file[i] == '\\' && i + 1 < filelen){
1978: isesc = 1;
1979: cesc++;
1980: } else
1981: isesc = 0;
1982: }
1983:
1984: if (tmplen > (filelen - cesc)) {
1985: tmp2 = tmp + filelen - cesc;
1.149 djm 1986: len = strlen(tmp2);
1.116 djm 1987: /* quote argument on way out */
1.146 dtucker 1988: for (i = 0; i < len; i += clen) {
1989: if ((clen = mblen(tmp2 + i, len - i)) < 0 ||
1990: (size_t)clen > sizeof(ins) - 2)
1991: fatal("invalid multibyte character");
1.116 djm 1992: ins[0] = '\\';
1.146 dtucker 1993: memcpy(ins + 1, tmp2 + i, clen);
1994: ins[clen + 1] = '\0';
1.116 djm 1995: switch (tmp2[i]) {
1996: case '\'':
1997: case '"':
1998: case '\\':
1999: case '\t':
1.131 sthen 2000: case '[':
1.116 djm 2001: case ' ':
1.140 dtucker 2002: case '#':
2003: case '*':
1.116 djm 2004: if (quote == '\0' || tmp2[i] == quote) {
2005: if (el_insertstr(el, ins) == -1)
2006: fatal("el_insertstr "
2007: "failed.");
2008: break;
2009: }
2010: /* FALLTHROUGH */
2011: default:
2012: if (el_insertstr(el, ins + 1) == -1)
2013: fatal("el_insertstr failed.");
2014: break;
2015: }
2016: }
2017: }
2018:
2019: lf = el_line(el);
2020: if (g.gl_matchc == 1) {
2021: i = 0;
1.162 dtucker 2022: if (!terminated && quote != '\0')
1.116 djm 2023: ins[i++] = quote;
1.120 djm 2024: if (*(lf->cursor - 1) != '/' &&
2025: (lastarg || *(lf->cursor) != ' '))
1.116 djm 2026: ins[i++] = ' ';
2027: ins[i] = '\0';
2028: if (i > 0 && el_insertstr(el, ins) == -1)
2029: fatal("el_insertstr failed.");
2030: }
1.145 djm 2031: free(tmp);
1.116 djm 2032:
2033: out:
2034: globfree(&g);
2035: return g.gl_matchc;
2036: }
2037:
2038: /* tab-completion hook function, called via libedit */
2039: static unsigned char
2040: complete(EditLine *el, int ch)
2041: {
1.149 djm 2042: char **argv, *line, quote;
1.147 djm 2043: int argc, carg;
2044: u_int cursor, len, terminated, ret = CC_ERROR;
1.116 djm 2045: const LineInfo *lf;
2046: struct complete_ctx *complete_ctx;
2047:
2048: lf = el_line(el);
2049: if (el_get(el, EL_CLIENTDATA, (void**)&complete_ctx) != 0)
1.203 djm 2050: fatal_f("el_get failed");
1.116 djm 2051:
2052: /* Figure out which argument the cursor points to */
2053: cursor = lf->cursor - lf->buffer;
1.171 deraadt 2054: line = xmalloc(cursor + 1);
1.116 djm 2055: memcpy(line, lf->buffer, cursor);
2056: line[cursor] = '\0';
2057: argv = makeargv(line, &carg, 1, "e, &terminated);
1.145 djm 2058: free(line);
1.116 djm 2059:
2060: /* Get all the arguments on the line */
2061: len = lf->lastchar - lf->buffer;
1.171 deraadt 2062: line = xmalloc(len + 1);
1.116 djm 2063: memcpy(line, lf->buffer, len);
2064: line[len] = '\0';
2065: argv = makeargv(line, &argc, 1, NULL, NULL);
2066:
2067: /* Ensure cursor is at EOL or a argument boundary */
2068: if (line[cursor] != ' ' && line[cursor] != '\0' &&
2069: line[cursor] != '\n') {
1.145 djm 2070: free(line);
1.116 djm 2071: return ret;
2072: }
2073:
2074: if (carg == 0) {
2075: /* Show all available commands */
2076: complete_cmd_parse(el, NULL, argc == carg, '\0', 1);
2077: ret = CC_REDISPLAY;
2078: } else if (carg == 1 && cursor > 0 && line[cursor - 1] != ' ') {
2079: /* Handle the command parsing */
2080: if (complete_cmd_parse(el, argv[0], argc == carg,
1.149 djm 2081: quote, terminated) != 0)
1.116 djm 2082: ret = CC_REDISPLAY;
2083: } else if (carg >= 1) {
2084: /* Handle file parsing */
2085: int remote = complete_is_remote(argv[0]);
2086: char *filematch = NULL;
2087:
2088: if (carg > 1 && line[cursor-1] != ' ')
2089: filematch = argv[carg - 1];
2090:
2091: if (remote != 0 &&
2092: complete_match(el, complete_ctx->conn,
2093: *complete_ctx->remote_pathp, filematch,
1.149 djm 2094: remote, carg == argc, quote, terminated) != 0)
1.116 djm 2095: ret = CC_REDISPLAY;
2096: }
2097:
1.149 djm 2098: free(line);
1.116 djm 2099: return ret;
2100: }
2101:
1.182 djm 2102: static int
1.112 djm 2103: interactive_loop(struct sftp_conn *conn, char *file1, char *file2)
1.44 djm 2104: {
1.116 djm 2105: char *remote_path;
1.182 djm 2106: char *dir = NULL, *startdir = NULL;
1.44 djm 2107: char cmd[2048];
1.66 jaredy 2108: int err, interactive;
1.57 djm 2109: EditLine *el = NULL;
2110: History *hl = NULL;
2111: HistEvent hev;
2112: extern char *__progname;
1.116 djm 2113: struct complete_ctx complete_ctx;
1.57 djm 2114:
2115: if (!batchmode && isatty(STDIN_FILENO)) {
2116: if ((el = el_init(__progname, stdin, stdout, stderr)) == NULL)
2117: fatal("Couldn't initialise editline");
2118: if ((hl = history_init()) == NULL)
2119: fatal("Couldn't initialise editline history");
2120: history(hl, &hev, H_SETSIZE, 100);
2121: el_set(el, EL_HIST, history, hl);
2122:
2123: el_set(el, EL_PROMPT, prompt);
2124: el_set(el, EL_EDITOR, "emacs");
2125: el_set(el, EL_TERMINAL, NULL);
2126: el_set(el, EL_SIGNAL, 1);
2127: el_source(el, NULL);
1.116 djm 2128:
2129: /* Tab Completion */
1.149 djm 2130: el_set(el, EL_ADDFN, "ftp-complete",
1.131 sthen 2131: "Context sensitive argument completion", complete);
1.116 djm 2132: complete_ctx.conn = conn;
2133: complete_ctx.remote_pathp = &remote_path;
2134: el_set(el, EL_CLIENTDATA, (void*)&complete_ctx);
2135: el_set(el, EL_BIND, "^I", "ftp-complete", NULL);
1.154 djm 2136: /* enable ctrl-left-arrow and ctrl-right-arrow */
2137: el_set(el, EL_BIND, "\\e[1;5C", "em-next-word", NULL);
1.194 tb 2138: el_set(el, EL_BIND, "\\e\\e[C", "em-next-word", NULL);
1.154 djm 2139: el_set(el, EL_BIND, "\\e[1;5D", "ed-prev-word", NULL);
2140: el_set(el, EL_BIND, "\\e\\e[D", "ed-prev-word", NULL);
1.155 djm 2141: /* make ^w match ksh behaviour */
2142: el_set(el, EL_BIND, "^w", "ed-delete-prev-word", NULL);
1.57 djm 2143: }
1.44 djm 2144:
1.116 djm 2145: remote_path = do_realpath(conn, ".");
2146: if (remote_path == NULL)
1.44 djm 2147: fatal("Need cwd");
1.182 djm 2148: startdir = xstrdup(remote_path);
1.44 djm 2149:
2150: if (file1 != NULL) {
2151: dir = xstrdup(file1);
1.116 djm 2152: dir = make_absolute(dir, remote_path);
1.44 djm 2153:
2154: if (remote_is_dir(conn, dir) && file2 == NULL) {
1.143 djm 2155: if (!quiet)
1.174 schwarze 2156: mprintf("Changing to: %s\n", dir);
1.44 djm 2157: snprintf(cmd, sizeof cmd, "cd \"%s\"", dir);
1.116 djm 2158: if (parse_dispatch_command(conn, cmd,
1.187 djm 2159: &remote_path, startdir, 1, 0) != 0) {
1.145 djm 2160: free(dir);
1.182 djm 2161: free(startdir);
1.145 djm 2162: free(remote_path);
2163: free(conn);
1.44 djm 2164: return (-1);
1.58 markus 2165: }
1.44 djm 2166: } else {
1.137 djm 2167: /* XXX this is wrong wrt quoting */
1.148 djm 2168: snprintf(cmd, sizeof cmd, "get%s %s%s%s",
2169: global_aflag ? " -a" : "", dir,
2170: file2 == NULL ? "" : " ",
2171: file2 == NULL ? "" : file2);
1.116 djm 2172: err = parse_dispatch_command(conn, cmd,
1.187 djm 2173: &remote_path, startdir, 1, 0);
1.145 djm 2174: free(dir);
1.182 djm 2175: free(startdir);
1.145 djm 2176: free(remote_path);
2177: free(conn);
1.44 djm 2178: return (err);
2179: }
1.145 djm 2180: free(dir);
1.44 djm 2181: }
2182:
1.168 millert 2183: setvbuf(stdout, NULL, _IOLBF, 0);
2184: setvbuf(infile, NULL, _IOLBF, 0);
1.44 djm 2185:
1.66 jaredy 2186: interactive = !batchmode && isatty(STDIN_FILENO);
1.44 djm 2187: err = 0;
2188: for (;;) {
1.212 schwarze 2189: struct sigaction sa;
1.57 djm 2190: const char *line;
2191: int count = 0;
1.44 djm 2192:
1.212 schwarze 2193: interrupted = 0;
2194: memset(&sa, 0, sizeof(sa));
2195: sa.sa_handler = interactive ? read_interrupt : killchild;
2196: if (sigaction(SIGINT, &sa, NULL) == -1) {
2197: debug3("sigaction(%s): %s", strsignal(SIGINT),
2198: strerror(errno));
2199: break;
2200: }
1.57 djm 2201: if (el == NULL) {
1.66 jaredy 2202: if (interactive)
2203: printf("sftp> ");
1.57 djm 2204: if (fgets(cmd, sizeof(cmd), infile) == NULL) {
1.66 jaredy 2205: if (interactive)
2206: printf("\n");
1.212 schwarze 2207: if (interrupted)
2208: continue;
1.57 djm 2209: break;
2210: }
2211: } else {
1.116 djm 2212: if ((line = el_gets(el, &count)) == NULL ||
2213: count <= 0) {
1.66 jaredy 2214: printf("\n");
1.211 schwarze 2215: if (interrupted)
2216: continue;
1.57 djm 2217: break;
1.66 jaredy 2218: }
1.57 djm 2219: history(hl, &hev, H_ENTER, line);
2220: if (strlcpy(cmd, line, sizeof(cmd)) >= sizeof(cmd)) {
2221: fprintf(stderr, "Error: input line too long\n");
2222: continue;
2223: }
1.44 djm 2224: }
2225:
1.187 djm 2226: cmd[strcspn(cmd, "\n")] = '\0';
1.44 djm 2227:
1.46 djm 2228: /* Handle user interrupts gracefully during commands */
2229: interrupted = 0;
1.197 dtucker 2230: ssh_signal(SIGINT, cmd_interrupt);
1.46 djm 2231:
1.116 djm 2232: err = parse_dispatch_command(conn, cmd, &remote_path,
1.187 djm 2233: startdir, batchmode, !interactive && el == NULL);
1.44 djm 2234: if (err != 0)
2235: break;
2236: }
1.197 dtucker 2237: ssh_signal(SIGCHLD, SIG_DFL);
1.145 djm 2238: free(remote_path);
1.182 djm 2239: free(startdir);
1.145 djm 2240: free(conn);
1.66 jaredy 2241:
2242: if (el != NULL)
2243: el_end(el);
1.44 djm 2244:
2245: /* err == 1 signifies normal "quit" exit */
2246: return (err >= 0 ? 0 : -1);
2247: }
1.34 fgsch 2248:
1.18 itojun 2249: static void
1.36 djm 2250: connect_to_server(char *path, char **args, int *in, int *out)
1.1 djm 2251: {
1.213 djm 2252: int c_in, c_out, inout[2];
1.30 deraadt 2253:
1.1 djm 2254: if (socketpair(AF_UNIX, SOCK_STREAM, 0, inout) == -1)
2255: fatal("socketpair: %s", strerror(errno));
2256: *in = *out = inout[0];
2257: c_in = c_out = inout[1];
2258:
1.36 djm 2259: if ((sshpid = fork()) == -1)
1.1 djm 2260: fatal("fork: %s", strerror(errno));
1.36 djm 2261: else if (sshpid == 0) {
1.1 djm 2262: if ((dup2(c_in, STDIN_FILENO) == -1) ||
2263: (dup2(c_out, STDOUT_FILENO) == -1)) {
2264: fprintf(stderr, "dup2: %s\n", strerror(errno));
1.47 djm 2265: _exit(1);
1.1 djm 2266: }
2267: close(*in);
2268: close(*out);
2269: close(c_in);
2270: close(c_out);
1.46 djm 2271:
2272: /*
2273: * The underlying ssh is in the same process group, so we must
1.56 deraadt 2274: * ignore SIGINT if we want to gracefully abort commands,
2275: * otherwise the signal will make it to the ssh process and
1.122 guenther 2276: * kill it too. Contrawise, since sftp sends SIGTERMs to the
2277: * underlying ssh, it must *not* ignore that signal.
1.46 djm 2278: */
1.197 dtucker 2279: ssh_signal(SIGINT, SIG_IGN);
2280: ssh_signal(SIGTERM, SIG_DFL);
1.49 dtucker 2281: execvp(path, args);
1.23 djm 2282: fprintf(stderr, "exec: %s: %s\n", path, strerror(errno));
1.47 djm 2283: _exit(1);
1.1 djm 2284: }
2285:
1.197 dtucker 2286: ssh_signal(SIGTERM, killchild);
2287: ssh_signal(SIGINT, killchild);
2288: ssh_signal(SIGHUP, killchild);
2289: ssh_signal(SIGTSTP, suspchild);
2290: ssh_signal(SIGTTIN, suspchild);
2291: ssh_signal(SIGTTOU, suspchild);
2292: ssh_signal(SIGCHLD, sigchld_handler);
1.1 djm 2293: close(c_in);
2294: close(c_out);
2295: }
2296:
1.18 itojun 2297: static void
1.1 djm 2298: usage(void)
2299: {
1.25 mpech 2300: extern char *__progname;
1.27 markus 2301:
1.19 stevesk 2302: fprintf(stderr,
1.201 djm 2303: "usage: %s [-46AaCfNpqrv] [-B buffer_size] [-b batchfile] [-c cipher]\n"
1.190 tb 2304: " [-D sftp_server_path] [-F ssh_config] [-i identity_file]\n"
2305: " [-J destination] [-l limit] [-o ssh_option] [-P port]\n"
2306: " [-R num_requests] [-S program] [-s subsystem | sftp_server]\n"
2307: " destination\n",
1.181 millert 2308: __progname);
1.1 djm 2309: exit(1);
2310: }
2311:
1.2 stevesk 2312: int
1.1 djm 2313: main(int argc, char **argv)
2314: {
1.199 djm 2315: int in, out, ch, err, tmp, port = -1, noisy = 0;
1.181 millert 2316: char *host = NULL, *user, *cp, *file2 = NULL;
1.198 dtucker 2317: int debug_level = 0;
1.17 mouring 2318: char *file1 = NULL, *sftp_server = NULL;
1.23 djm 2319: char *ssh_program = _PATH_SSH_PROGRAM, *sftp_direct = NULL;
1.126 djm 2320: const char *errstr;
1.17 mouring 2321: LogLevel ll = SYSLOG_LEVEL_INFO;
2322: arglist args;
1.3 djm 2323: extern int optind;
2324: extern char *optarg;
1.112 djm 2325: struct sftp_conn *conn;
1.207 djm 2326: size_t copy_buffer_len = 0;
2327: size_t num_requests = 0;
1.126 djm 2328: long long limit_kbps = 0;
1.67 djm 2329:
2330: /* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */
2331: sanitise_stdfd();
1.146 dtucker 2332: setlocale(LC_CTYPE, "");
1.1 djm 2333:
1.70 djm 2334: memset(&args, '\0', sizeof(args));
1.17 mouring 2335: args.list = NULL;
1.80 djm 2336: addargs(&args, "%s", ssh_program);
1.17 mouring 2337: addargs(&args, "-oForwardX11 no");
1.69 reyk 2338: addargs(&args, "-oPermitLocalCommand no");
1.21 stevesk 2339: addargs(&args, "-oClearAllForwardings yes");
1.40 djm 2340:
1.17 mouring 2341: ll = SYSLOG_LEVEL_INFO;
1.40 djm 2342: infile = stdin;
1.3 djm 2343:
1.109 djm 2344: while ((ch = getopt(argc, argv,
1.201 djm 2345: "1246AafhNpqrvCc:D:i:l:o:s:S:b:B:F:J:P:R:")) != -1) {
1.3 djm 2346: switch (ch) {
1.108 djm 2347: /* Passed through to ssh(1) */
1.201 djm 2348: case 'A':
1.108 djm 2349: case '4':
2350: case '6':
1.3 djm 2351: case 'C':
1.108 djm 2352: addargs(&args, "-%c", ch);
2353: break;
2354: /* Passed through to ssh(1) with argument */
2355: case 'F':
1.190 tb 2356: case 'J':
1.108 djm 2357: case 'c':
2358: case 'i':
2359: case 'o':
1.113 halex 2360: addargs(&args, "-%c", ch);
2361: addargs(&args, "%s", optarg);
1.108 djm 2362: break;
2363: case 'q':
1.143 djm 2364: ll = SYSLOG_LEVEL_ERROR;
2365: quiet = 1;
1.108 djm 2366: showprogress = 0;
2367: addargs(&args, "-%c", ch);
1.3 djm 2368: break;
1.109 djm 2369: case 'P':
1.181 millert 2370: port = a2port(optarg);
2371: if (port <= 0)
2372: fatal("Bad port \"%s\"\n", optarg);
1.109 djm 2373: break;
1.3 djm 2374: case 'v':
1.17 mouring 2375: if (debug_level < 3) {
2376: addargs(&args, "-v");
2377: ll = SYSLOG_LEVEL_DEBUG1 + debug_level;
2378: }
2379: debug_level++;
1.3 djm 2380: break;
1.7 markus 2381: case '1':
1.198 dtucker 2382: fatal("SSH protocol v.1 is no longer supported");
1.7 markus 2383: break;
1.108 djm 2384: case '2':
1.198 dtucker 2385: /* accept silently */
1.148 djm 2386: break;
2387: case 'a':
2388: global_aflag = 1;
1.7 markus 2389: break;
1.108 djm 2390: case 'B':
2391: copy_buffer_len = strtol(optarg, &cp, 10);
2392: if (copy_buffer_len == 0 || *cp != '\0')
2393: fatal("Invalid buffer size \"%s\"", optarg);
1.3 djm 2394: break;
1.10 deraadt 2395: case 'b':
1.39 djm 2396: if (batchmode)
2397: fatal("Batch file already specified.");
2398:
2399: /* Allow "-" as stdin */
1.56 deraadt 2400: if (strcmp(optarg, "-") != 0 &&
1.65 djm 2401: (infile = fopen(optarg, "r")) == NULL)
1.39 djm 2402: fatal("%s (%s).", strerror(errno), optarg);
1.34 fgsch 2403: showprogress = 0;
1.143 djm 2404: quiet = batchmode = 1;
1.62 djm 2405: addargs(&args, "-obatchmode yes");
1.156 djm 2406: break;
2407: case 'f':
2408: global_fflag = 1;
1.10 deraadt 2409: break;
1.199 djm 2410: case 'N':
2411: noisy = 1; /* Used to clear quiet mode after getopt */
2412: break;
1.111 djm 2413: case 'p':
2414: global_pflag = 1;
2415: break;
1.109 djm 2416: case 'D':
1.23 djm 2417: sftp_direct = optarg;
1.111 djm 2418: break;
1.126 djm 2419: case 'l':
2420: limit_kbps = strtonum(optarg, 1, 100 * 1024 * 1024,
2421: &errstr);
2422: if (errstr != NULL)
2423: usage();
2424: limit_kbps *= 1024; /* kbps */
2425: break;
1.111 djm 2426: case 'r':
2427: global_rflag = 1;
1.24 djm 2428: break;
1.26 djm 2429: case 'R':
2430: num_requests = strtol(optarg, &cp, 10);
2431: if (num_requests == 0 || *cp != '\0')
1.27 markus 2432: fatal("Invalid number of requests \"%s\"",
1.26 djm 2433: optarg);
1.108 djm 2434: break;
2435: case 's':
2436: sftp_server = optarg;
2437: break;
2438: case 'S':
2439: ssh_program = optarg;
2440: replacearg(&args, 0, "%s", ssh_program);
1.23 djm 2441: break;
1.3 djm 2442: case 'h':
2443: default:
1.1 djm 2444: usage();
2445: }
2446: }
1.201 djm 2447:
2448: /* Do this last because we want the user to be able to override it */
2449: addargs(&args, "-oForwardAgent no");
1.45 djm 2450:
2451: if (!isatty(STDERR_FILENO))
2452: showprogress = 0;
1.199 djm 2453:
2454: if (noisy)
2455: quiet = 0;
1.1 djm 2456:
1.29 markus 2457: log_init(argv[0], ll, SYSLOG_FACILITY_USER, 1);
2458:
1.23 djm 2459: if (sftp_direct == NULL) {
2460: if (optind == argc || argc > (optind + 2))
2461: usage();
1.181 millert 2462: argv += optind;
1.23 djm 2463:
1.181 millert 2464: switch (parse_uri("sftp", *argv, &user, &host, &tmp, &file1)) {
2465: case -1:
2466: usage();
2467: break;
2468: case 0:
2469: if (tmp != -1)
2470: port = tmp;
2471: break;
2472: default:
1.192 dtucker 2473: /* Try with user, host and path. */
1.181 millert 2474: if (parse_user_host_path(*argv, &user, &host,
1.192 dtucker 2475: &file1) == 0)
2476: break;
2477: /* Try with user and host. */
2478: if (parse_user_host_port(*argv, &user, &host, NULL)
2479: == 0)
2480: break;
2481: /* Treat as a plain hostname. */
2482: host = xstrdup(*argv);
2483: host = cleanhostname(host);
1.181 millert 2484: break;
1.23 djm 2485: }
1.181 millert 2486: file2 = *(argv + 1);
1.3 djm 2487:
1.23 djm 2488: if (!*host) {
2489: fprintf(stderr, "Missing hostname\n");
1.1 djm 2490: usage();
2491: }
2492:
1.181 millert 2493: if (port != -1)
2494: addargs(&args, "-oPort %d", port);
2495: if (user != NULL) {
2496: addargs(&args, "-l");
2497: addargs(&args, "%s", user);
2498: }
1.23 djm 2499:
2500: /* no subsystem if the server-spec contains a '/' */
2501: if (sftp_server == NULL || strchr(sftp_server, '/') == NULL)
2502: addargs(&args, "-s");
2503:
1.115 guenther 2504: addargs(&args, "--");
1.23 djm 2505: addargs(&args, "%s", host);
1.27 markus 2506: addargs(&args, "%s", (sftp_server != NULL ?
1.23 djm 2507: sftp_server : "sftp"));
2508:
1.36 djm 2509: connect_to_server(ssh_program, args.list, &in, &out);
1.23 djm 2510: } else {
2511: args.list = NULL;
2512: addargs(&args, "sftp-server");
2513:
1.36 djm 2514: connect_to_server(sftp_direct, args.list, &in, &out);
1.1 djm 2515: }
1.70 djm 2516: freeargs(&args);
1.1 djm 2517:
1.126 djm 2518: conn = do_init(in, out, copy_buffer_len, num_requests, limit_kbps);
1.112 djm 2519: if (conn == NULL)
2520: fatal("Couldn't initialise connection to server");
2521:
1.143 djm 2522: if (!quiet) {
1.112 djm 2523: if (sftp_direct == NULL)
2524: fprintf(stderr, "Connected to %s.\n", host);
2525: else
2526: fprintf(stderr, "Attached to %s.\n", sftp_direct);
2527: }
2528:
2529: err = interactive_loop(conn, file1, file2);
1.1 djm 2530:
2531: close(in);
2532: close(out);
1.39 djm 2533: if (batchmode)
1.10 deraadt 2534: fclose(infile);
1.1 djm 2535:
1.185 bluhm 2536: while (waitpid(sshpid, NULL, 0) == -1 && sshpid > 1)
1.28 markus 2537: if (errno != EINTR)
2538: fatal("Couldn't wait for ssh process: %s",
2539: strerror(errno));
1.1 djm 2540:
1.33 djm 2541: exit(err == 0 ? 0 : 1);
1.1 djm 2542: }