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Diffstat (limited to 'sftp-int.c')
-rw-r--r-- | sftp-int.c | 583 |
1 files changed, 583 insertions, 0 deletions
diff --git a/sftp-int.c b/sftp-int.c new file mode 100644 index 000000000..f050c098e --- /dev/null +++ b/sftp-int.c | |||
@@ -0,0 +1,583 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2001 Damien Miller. All rights reserved. | ||
3 | * | ||
4 | * Redistribution and use in source and binary forms, with or without | ||
5 | * modification, are permitted provided that the following conditions | ||
6 | * are met: | ||
7 | * 1. Redistributions of source code must retain the above copyright | ||
8 | * notice, this list of conditions and the following disclaimer. | ||
9 | * 2. Redistributions in binary form must reproduce the above copyright | ||
10 | * notice, this list of conditions and the following disclaimer in the | ||
11 | * documentation and/or other materials provided with the distribution. | ||
12 | * | ||
13 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | ||
14 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | ||
15 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | ||
16 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | ||
17 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | ||
18 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | ||
19 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | ||
20 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
21 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | ||
22 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
23 | */ | ||
24 | |||
25 | /* XXX: finish implementation of all commands */ | ||
26 | /* XXX: do fnmatch() instead of using raw pathname */ | ||
27 | /* XXX: recursive operations */ | ||
28 | |||
29 | #include "includes.h" | ||
30 | RCSID("$OpenBSD: sftp-int.c,v 1.1 2001/02/04 11:11:54 djm Exp $"); | ||
31 | |||
32 | #include "buffer.h" | ||
33 | #include "xmalloc.h" | ||
34 | #include "log.h" | ||
35 | #include "pathnames.h" | ||
36 | |||
37 | #include "sftp.h" | ||
38 | #include "sftp-common.h" | ||
39 | #include "sftp-client.h" | ||
40 | #include "sftp-int.h" | ||
41 | |||
42 | /* Seperators for interactive commands */ | ||
43 | #define WHITESPACE " \t\r\n" | ||
44 | |||
45 | /* Commands for interactive mode */ | ||
46 | #define I_CHDIR 1 | ||
47 | #define I_CHGRP 2 | ||
48 | #define I_CHMOD 3 | ||
49 | #define I_CHOWN 4 | ||
50 | #define I_GET 5 | ||
51 | #define I_HELP 6 | ||
52 | #define I_LCHDIR 7 | ||
53 | #define I_LLS 8 | ||
54 | #define I_LMKDIR 9 | ||
55 | #define I_LPWD 10 | ||
56 | #define I_LS 11 | ||
57 | #define I_LUMASK 12 | ||
58 | #define I_MKDIR 13 | ||
59 | #define I_PUT 14 | ||
60 | #define I_PWD 15 | ||
61 | #define I_QUIT 16 | ||
62 | #define I_RENAME 17 | ||
63 | #define I_RM 18 | ||
64 | #define I_RMDIR 19 | ||
65 | #define I_SHELL 20 | ||
66 | |||
67 | struct CMD { | ||
68 | const int n; | ||
69 | const char *c; | ||
70 | }; | ||
71 | |||
72 | const struct CMD cmds[] = { | ||
73 | { I_CHDIR, "CD" }, | ||
74 | { I_CHDIR, "CHDIR" }, | ||
75 | { I_CHDIR, "LCD" }, | ||
76 | { I_CHGRP, "CHGRP" }, | ||
77 | { I_CHMOD, "CHMOD" }, | ||
78 | { I_CHOWN, "CHOWN" }, | ||
79 | { I_HELP, "HELP" }, | ||
80 | { I_GET, "GET" }, | ||
81 | { I_LCHDIR, "LCHDIR" }, | ||
82 | { I_LLS, "LLS" }, | ||
83 | { I_LMKDIR, "LMKDIR" }, | ||
84 | { I_LPWD, "LPWD" }, | ||
85 | { I_LS, "LS" }, | ||
86 | { I_LUMASK, "LUMASK" }, | ||
87 | { I_MKDIR, "MKDIR" }, | ||
88 | { I_PUT, "PUT" }, | ||
89 | { I_PWD, "PWD" }, | ||
90 | { I_QUIT, "EXIT" }, | ||
91 | { I_QUIT, "QUIT" }, | ||
92 | { I_RENAME, "RENAME" }, | ||
93 | { I_RMDIR, "RMDIR" }, | ||
94 | { I_RM, "RM" }, | ||
95 | { I_SHELL, "!" }, | ||
96 | { -1, NULL} | ||
97 | }; | ||
98 | |||
99 | void | ||
100 | help(void) | ||
101 | { | ||
102 | printf("Available commands:\n"); | ||
103 | printf("CD path Change remote directory to 'path'\n"); | ||
104 | printf("LCD path Change local directory to 'path'\n"); | ||
105 | printf("CHGRP grp path Change group of file 'path' to 'grp'\n"); | ||
106 | printf("CHMOD mode path Change permissions of file 'path' to 'mode'\n"); | ||
107 | printf("CHOWN own path Change owner of file 'path' to 'own'\n"); | ||
108 | printf("HELP Display this help text\n"); | ||
109 | printf("GET remote-path [local-path] Download file\n"); | ||
110 | printf("LLS [ls options] [path] Display local directory listing\n"); | ||
111 | printf("LMKDIR path Create local directory\n"); | ||
112 | printf("LPWD Print local working directory\n"); | ||
113 | printf("LS [path] Display remote directory listing\n"); | ||
114 | printf("LUMASK umask Set local umask to 'umask'\n"); | ||
115 | printf("MKDIR path Create remote directory\n"); | ||
116 | printf("PUT local-path [remote-path] Upload file\n"); | ||
117 | printf("PWD Display remote working directory\n"); | ||
118 | printf("EXIT Quit sftp\n"); | ||
119 | printf("QUIT Quit sftp\n"); | ||
120 | printf("RENAME oldpath newpath Rename remote file\n"); | ||
121 | printf("RMDIR path Remove remote directory\n"); | ||
122 | printf("RM path Delete remote file\n"); | ||
123 | printf("!command Execute 'command' in local shell\n"); | ||
124 | printf("! Escape to local shell\n"); | ||
125 | } | ||
126 | |||
127 | void | ||
128 | local_do_shell(const char *args) | ||
129 | { | ||
130 | int ret, status; | ||
131 | char *shell; | ||
132 | pid_t pid; | ||
133 | |||
134 | if (!*args) | ||
135 | args = NULL; | ||
136 | |||
137 | if ((shell = getenv("SHELL")) == NULL) | ||
138 | shell = _PATH_BSHELL; | ||
139 | |||
140 | if ((pid = fork()) == -1) | ||
141 | fatal("Couldn't fork: %s", strerror(errno)); | ||
142 | |||
143 | if (pid == 0) { | ||
144 | /* XXX: child has pipe fds to ssh subproc open - issue? */ | ||
145 | if (args) { | ||
146 | debug3("Executing %s -c \"%s\"", shell, args); | ||
147 | ret = execl(shell, shell, "-c", args, NULL); | ||
148 | } else { | ||
149 | debug3("Executing %s", shell); | ||
150 | ret = execl(shell, shell, NULL); | ||
151 | } | ||
152 | fprintf(stderr, "Couldn't execute \"%s\": %s\n", shell, | ||
153 | strerror(errno)); | ||
154 | _exit(1); | ||
155 | } | ||
156 | if (waitpid(pid, &status, 0) == -1) | ||
157 | fatal("Couldn't wait for child: %s", strerror(errno)); | ||
158 | if (!WIFEXITED(status)) | ||
159 | error("Shell exited abormally"); | ||
160 | else if (WEXITSTATUS(status)) | ||
161 | error("Shell exited with status %d", WEXITSTATUS(status)); | ||
162 | } | ||
163 | |||
164 | void | ||
165 | local_do_ls(const char *args) | ||
166 | { | ||
167 | if (!args || !*args) | ||
168 | local_do_shell("ls"); | ||
169 | else { | ||
170 | char *buf = xmalloc(8 + strlen(args) + 1); | ||
171 | |||
172 | /* XXX: quoting - rip quoting code from ftp? */ | ||
173 | sprintf(buf, "/bin/ls %s", args); | ||
174 | local_do_shell(buf); | ||
175 | } | ||
176 | } | ||
177 | |||
178 | char * | ||
179 | make_absolute(char *p, char *pwd) | ||
180 | { | ||
181 | char buf[2048]; | ||
182 | |||
183 | /* Derelativise */ | ||
184 | if (p && p[0] != '/') { | ||
185 | snprintf(buf, sizeof(buf), "%s/%s", pwd, p); | ||
186 | xfree(p); | ||
187 | p = xstrdup(buf); | ||
188 | } | ||
189 | |||
190 | return(p); | ||
191 | } | ||
192 | |||
193 | int | ||
194 | parse_getput_flags(const char **cpp, int *pflag) | ||
195 | { | ||
196 | const char *cp = *cpp; | ||
197 | |||
198 | /* Check for flags */ | ||
199 | if (cp[0] == '-' && cp[1] && strchr(WHITESPACE, cp[2])) { | ||
200 | switch (*cp) { | ||
201 | case 'P': | ||
202 | *pflag = 1; | ||
203 | break; | ||
204 | default: | ||
205 | error("Invalid flag -%c", *cp); | ||
206 | return(-1); | ||
207 | } | ||
208 | cp += 2; | ||
209 | *cpp = cp + strspn(cp, WHITESPACE); | ||
210 | } | ||
211 | |||
212 | return(0); | ||
213 | } | ||
214 | |||
215 | int | ||
216 | get_pathname(const char **cpp, char **path) | ||
217 | { | ||
218 | const char *quot, *cp = *cpp; | ||
219 | int i; | ||
220 | |||
221 | cp += strspn(cp, WHITESPACE); | ||
222 | if (!*cp) { | ||
223 | *cpp = cp; | ||
224 | *path = NULL; | ||
225 | return(0); | ||
226 | } | ||
227 | |||
228 | /* Check for quoted filenames */ | ||
229 | if (*cp == '\"' || *cp == '\'') { | ||
230 | quot = cp++; | ||
231 | for(i = 0; cp[i] && cp[i] != *quot; i++) | ||
232 | ; | ||
233 | if (!cp[i]) { | ||
234 | error("Unterminated quote"); | ||
235 | *path = NULL; | ||
236 | return(-1); | ||
237 | } | ||
238 | if (i == 0) { | ||
239 | error("Empty quotes"); | ||
240 | *path = NULL; | ||
241 | return(-1); | ||
242 | } | ||
243 | *path = xmalloc(i + 1); | ||
244 | memcpy(*path, cp, i); | ||
245 | (*path)[i] = '\0'; | ||
246 | cp += i + 1; | ||
247 | *cpp = cp + strspn(cp, WHITESPACE); | ||
248 | return(0); | ||
249 | } | ||
250 | |||
251 | /* Read to end of filename */ | ||
252 | for(i = 0; cp[i] && cp[i] != ' '; i++) | ||
253 | ; | ||
254 | |||
255 | *path = xmalloc(i + 1); | ||
256 | memcpy(*path, cp, i); | ||
257 | (*path)[i] = '\0'; | ||
258 | cp += i; | ||
259 | *cpp = cp + strspn(cp, WHITESPACE); | ||
260 | |||
261 | return(0); | ||
262 | } | ||
263 | |||
264 | int | ||
265 | infer_path(const char *p, char **ifp) | ||
266 | { | ||
267 | char *cp; | ||
268 | |||
269 | debug("XXX: P = \"%s\"", p); | ||
270 | |||
271 | cp = strrchr(p, '/'); | ||
272 | |||
273 | if (cp == NULL) { | ||
274 | *ifp = xstrdup(p); | ||
275 | return(0); | ||
276 | } | ||
277 | |||
278 | if (!cp[1]) { | ||
279 | error("Invalid path"); | ||
280 | return(-1); | ||
281 | } | ||
282 | |||
283 | *ifp = xstrdup(cp + 1); | ||
284 | return(0); | ||
285 | } | ||
286 | |||
287 | int | ||
288 | parse_args(const char **cpp, int *pflag, unsigned long *n_arg, | ||
289 | char **path1, char **path2) | ||
290 | { | ||
291 | const char *cmd, *cp = *cpp; | ||
292 | int i, cmdnum; | ||
293 | |||
294 | /* Skip leading whitespace */ | ||
295 | cp = cp + strspn(cp, WHITESPACE); | ||
296 | |||
297 | /* Ignore blank lines */ | ||
298 | if (!*cp) | ||
299 | return(-1); | ||
300 | |||
301 | /* Figure out which command we have */ | ||
302 | for(i = 0; cmds[i].c; i++) { | ||
303 | int cmdlen = strlen(cmds[i].c); | ||
304 | |||
305 | /* Check for command followed by whitespace */ | ||
306 | if (!strncasecmp(cp, cmds[i].c, cmdlen) && | ||
307 | strchr(WHITESPACE, cp[cmdlen])) { | ||
308 | cp += cmdlen; | ||
309 | cp = cp + strspn(cp, WHITESPACE); | ||
310 | break; | ||
311 | } | ||
312 | } | ||
313 | cmdnum = cmds[i].n; | ||
314 | cmd = cmds[i].c; | ||
315 | |||
316 | /* Special case */ | ||
317 | if (*cp == '!') { | ||
318 | cp++; | ||
319 | cmdnum = I_SHELL; | ||
320 | } else if (cmdnum == -1) { | ||
321 | error("Invalid command."); | ||
322 | return(-1); | ||
323 | } | ||
324 | |||
325 | /* Get arguments and parse flags */ | ||
326 | *pflag = *n_arg = 0; | ||
327 | *path1 = *path2 = NULL; | ||
328 | switch (cmdnum) { | ||
329 | case I_GET: | ||
330 | case I_PUT: | ||
331 | if (parse_getput_flags(&cp, pflag)) | ||
332 | return(-1); | ||
333 | /* Get first pathname (mandatory) */ | ||
334 | if (get_pathname(&cp, path1)) | ||
335 | return(-1); | ||
336 | if (*path1 == NULL) { | ||
337 | error("You must specify at least one path after a " | ||
338 | "%s command.", cmd); | ||
339 | return(-1); | ||
340 | } | ||
341 | /* Try to get second pathname (optional) */ | ||
342 | if (get_pathname(&cp, path2)) | ||
343 | return(-1); | ||
344 | /* Otherwise try to guess it from first path */ | ||
345 | if (*path2 == NULL && infer_path(*path1, path2)) | ||
346 | return(-1); | ||
347 | break; | ||
348 | case I_RENAME: | ||
349 | /* Get first pathname (mandatory) */ | ||
350 | if (get_pathname(&cp, path1)) | ||
351 | return(-1); | ||
352 | if (get_pathname(&cp, path2)) | ||
353 | return(-1); | ||
354 | if (!*path1 || !*path2) { | ||
355 | error("You must specify two paths after a %s " | ||
356 | "command.", cmd); | ||
357 | return(-1); | ||
358 | } | ||
359 | break; | ||
360 | case I_RM: | ||
361 | case I_MKDIR: | ||
362 | case I_RMDIR: | ||
363 | case I_CHDIR: | ||
364 | case I_LCHDIR: | ||
365 | case I_LMKDIR: | ||
366 | /* Get pathname (mandatory) */ | ||
367 | if (get_pathname(&cp, path1)) | ||
368 | return(-1); | ||
369 | if (*path1 == NULL) { | ||
370 | error("You must specify a path after a %s command.", | ||
371 | cmd); | ||
372 | return(-1); | ||
373 | } | ||
374 | break; | ||
375 | case I_LS: | ||
376 | /* Path is optional */ | ||
377 | if (get_pathname(&cp, path1)) | ||
378 | return(-1); | ||
379 | break; | ||
380 | case I_LLS: | ||
381 | case I_SHELL: | ||
382 | /* Uses the rest of the line */ | ||
383 | break; | ||
384 | case I_LUMASK: | ||
385 | case I_CHMOD: | ||
386 | case I_CHOWN: | ||
387 | case I_CHGRP: | ||
388 | /* Get numeric arg (mandatory) */ | ||
389 | if (*cp < '0' && *cp > '9') { | ||
390 | error("You must supply a numeric argument " | ||
391 | "to the %s command.", cmd); | ||
392 | return(-1); | ||
393 | } | ||
394 | *n_arg = strtoul(cp, (char**)&cp, 0); | ||
395 | if (!*cp || !strchr(WHITESPACE, *cp)) { | ||
396 | error("You must supply a numeric argument " | ||
397 | "to the %s command.", cmd); | ||
398 | return(-1); | ||
399 | } | ||
400 | cp += strspn(cp, WHITESPACE); | ||
401 | |||
402 | /* Get pathname (mandatory) */ | ||
403 | if (get_pathname(&cp, path1)) | ||
404 | return(-1); | ||
405 | if (*path1 == NULL) { | ||
406 | error("You must specify a path after a %s command.", | ||
407 | cmd); | ||
408 | return(-1); | ||
409 | } | ||
410 | break; | ||
411 | case I_QUIT: | ||
412 | case I_PWD: | ||
413 | case I_LPWD: | ||
414 | case I_HELP: | ||
415 | break; | ||
416 | default: | ||
417 | fatal("Command not implemented"); | ||
418 | } | ||
419 | |||
420 | *cpp = cp; | ||
421 | |||
422 | return(cmdnum); | ||
423 | } | ||
424 | |||
425 | int | ||
426 | parse_dispatch_command(int in, int out, const char *cmd, char **pwd) | ||
427 | { | ||
428 | char *path1, *path2; | ||
429 | int pflag, cmdnum; | ||
430 | unsigned long n_arg; | ||
431 | Attrib a, *aa; | ||
432 | char path_buf[PATH_MAX]; | ||
433 | |||
434 | path1 = path2 = NULL; | ||
435 | cmdnum = parse_args(&cmd, &pflag, &n_arg, &path1, &path2); | ||
436 | |||
437 | /* Perform command */ | ||
438 | switch (cmdnum) { | ||
439 | case -1: | ||
440 | break; | ||
441 | case I_GET: | ||
442 | path1 = make_absolute(path1, *pwd); | ||
443 | do_download(in, out, path1, path2, pflag); | ||
444 | break; | ||
445 | case I_PUT: | ||
446 | path2 = make_absolute(path2, *pwd); | ||
447 | do_upload(in, out, path1, path2, pflag); | ||
448 | break; | ||
449 | case I_RENAME: | ||
450 | path1 = make_absolute(path1, *pwd); | ||
451 | path2 = make_absolute(path2, *pwd); | ||
452 | do_rename(in, out, path1, path2); | ||
453 | break; | ||
454 | case I_RM: | ||
455 | path1 = make_absolute(path1, *pwd); | ||
456 | do_rm(in, out, path1); | ||
457 | break; | ||
458 | case I_MKDIR: | ||
459 | path1 = make_absolute(path1, *pwd); | ||
460 | attrib_clear(&a); | ||
461 | a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS; | ||
462 | a.perm = 0777; | ||
463 | do_mkdir(in, out, path1, &a); | ||
464 | break; | ||
465 | case I_RMDIR: | ||
466 | path1 = make_absolute(path1, *pwd); | ||
467 | do_rmdir(in, out, path1); | ||
468 | break; | ||
469 | case I_CHDIR: | ||
470 | path1 = make_absolute(path1, *pwd); | ||
471 | xfree(*pwd); | ||
472 | *pwd = do_realpath(in, out, path1); | ||
473 | break; | ||
474 | case I_LS: | ||
475 | path1 = make_absolute(path1, *pwd); | ||
476 | do_ls(in, out, path1?path1:*pwd); | ||
477 | break; | ||
478 | case I_LCHDIR: | ||
479 | if (chdir(path1) == -1) | ||
480 | error("Couldn't change local directory to " | ||
481 | "\"%s\": %s", path1, strerror(errno)); | ||
482 | break; | ||
483 | case I_LMKDIR: | ||
484 | if (mkdir(path1, 0777) == -1) | ||
485 | error("Couldn't create local directory to " | ||
486 | "\"%s\": %s", path1, strerror(errno)); | ||
487 | break; | ||
488 | case I_LLS: | ||
489 | local_do_ls(cmd); | ||
490 | break; | ||
491 | case I_SHELL: | ||
492 | local_do_shell(cmd); | ||
493 | break; | ||
494 | case I_LUMASK: | ||
495 | umask(n_arg); | ||
496 | break; | ||
497 | case I_CHMOD: | ||
498 | path1 = make_absolute(path1, *pwd); | ||
499 | attrib_clear(&a); | ||
500 | a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS; | ||
501 | a.perm = n_arg; | ||
502 | do_setstat(in, out, path1, &a); | ||
503 | case I_CHOWN: | ||
504 | path1 = make_absolute(path1, *pwd); | ||
505 | aa = do_stat(in, out, path1); | ||
506 | if (!aa->flags & SSH2_FILEXFER_ATTR_UIDGID) { | ||
507 | error("Can't get current ownership of " | ||
508 | "remote file \"%s\"", path1); | ||
509 | break; | ||
510 | } | ||
511 | aa->uid = n_arg; | ||
512 | do_setstat(in, out, path1, aa); | ||
513 | break; | ||
514 | case I_CHGRP: | ||
515 | path1 = make_absolute(path1, *pwd); | ||
516 | aa = do_stat(in, out, path1); | ||
517 | if (!aa->flags & SSH2_FILEXFER_ATTR_UIDGID) { | ||
518 | error("Can't get current ownership of " | ||
519 | "remote file \"%s\"", path1); | ||
520 | break; | ||
521 | } | ||
522 | aa->gid = n_arg; | ||
523 | do_setstat(in, out, path1, aa); | ||
524 | break; | ||
525 | case I_PWD: | ||
526 | printf("Remote working directory: %s\n", *pwd); | ||
527 | break; | ||
528 | case I_LPWD: | ||
529 | if (!getcwd(path_buf, sizeof(path_buf))) | ||
530 | error("Couldn't get local cwd: %s\n", | ||
531 | strerror(errno)); | ||
532 | else | ||
533 | printf("Local working directory: %s\n", | ||
534 | path_buf); | ||
535 | break; | ||
536 | case I_QUIT: | ||
537 | return(-1); | ||
538 | case I_HELP: | ||
539 | help(); | ||
540 | break; | ||
541 | default: | ||
542 | fatal("%d is not implemented", cmdnum); | ||
543 | } | ||
544 | |||
545 | if (path1) | ||
546 | xfree(path1); | ||
547 | if (path2) | ||
548 | xfree(path2); | ||
549 | |||
550 | return(0); | ||
551 | } | ||
552 | |||
553 | void | ||
554 | interactive_loop(int fd_in, int fd_out) | ||
555 | { | ||
556 | char *pwd; | ||
557 | char cmd[2048]; | ||
558 | |||
559 | pwd = do_realpath(fd_in, fd_out, "."); | ||
560 | if (pwd == NULL) | ||
561 | fatal("Need cwd"); | ||
562 | |||
563 | setlinebuf(stdout); | ||
564 | setlinebuf(stdin); | ||
565 | |||
566 | for(;;) { | ||
567 | char *cp; | ||
568 | |||
569 | printf("sftp> "); | ||
570 | |||
571 | /* XXX: use libedit */ | ||
572 | if (fgets(cmd, sizeof(cmd), stdin) == NULL) { | ||
573 | printf("\n"); | ||
574 | break; | ||
575 | } | ||
576 | cp = strrchr(cmd, '\n'); | ||
577 | if (cp) | ||
578 | *cp = '\0'; | ||
579 | if (parse_dispatch_command(fd_in, fd_out, cmd, &pwd)) | ||
580 | break; | ||
581 | } | ||
582 | xfree(pwd); | ||
583 | } | ||