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1.1 djm 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:
1.12 djm 25: /* XXX: globbed ls */
1.1 djm 26: /* XXX: recursive operations */
27:
28: #include "includes.h"
1.27 ! djm 29: RCSID("$OpenBSD: sftp-int.c,v 1.26 2001/03/07 10:11:23 djm Exp $");
! 30:
! 31: #include <glob.h>
1.1 djm 32:
33: #include "buffer.h"
34: #include "xmalloc.h"
35: #include "log.h"
36: #include "pathnames.h"
37:
38: #include "sftp.h"
39: #include "sftp-common.h"
1.27 ! djm 40: #include "sftp-glob.h"
1.1 djm 41: #include "sftp-client.h"
42: #include "sftp-int.h"
43:
1.26 djm 44: /* File to read commands from */
45: extern FILE *infile;
46:
47: /* Version of server we are speaking to */
48: int version;
1.25 deraadt 49:
1.1 djm 50: /* Seperators for interactive commands */
51: #define WHITESPACE " \t\r\n"
52:
53: /* Commands for interactive mode */
54: #define I_CHDIR 1
55: #define I_CHGRP 2
56: #define I_CHMOD 3
57: #define I_CHOWN 4
58: #define I_GET 5
59: #define I_HELP 6
60: #define I_LCHDIR 7
61: #define I_LLS 8
62: #define I_LMKDIR 9
63: #define I_LPWD 10
64: #define I_LS 11
65: #define I_LUMASK 12
66: #define I_MKDIR 13
67: #define I_PUT 14
68: #define I_PWD 15
69: #define I_QUIT 16
70: #define I_RENAME 17
71: #define I_RM 18
72: #define I_RMDIR 19
73: #define I_SHELL 20
1.26 djm 74: #define I_SYMLINK 21
1.1 djm 75:
76: struct CMD {
1.6 deraadt 77: const char *c;
1.1 djm 78: const int n;
79: };
80:
81: const struct CMD cmds[] = {
1.15 stevesk 82: { "cd", I_CHDIR },
83: { "chdir", I_CHDIR },
84: { "chgrp", I_CHGRP },
85: { "chmod", I_CHMOD },
86: { "chown", I_CHOWN },
87: { "dir", I_LS },
88: { "exit", I_QUIT },
89: { "get", I_GET },
90: { "help", I_HELP },
91: { "lcd", I_LCHDIR },
92: { "lchdir", I_LCHDIR },
93: { "lls", I_LLS },
94: { "lmkdir", I_LMKDIR },
1.26 djm 95: { "ln", I_SYMLINK },
1.15 stevesk 96: { "lpwd", I_LPWD },
97: { "ls", I_LS },
98: { "lumask", I_LUMASK },
99: { "mkdir", I_MKDIR },
100: { "put", I_PUT },
101: { "pwd", I_PWD },
102: { "quit", I_QUIT },
103: { "rename", I_RENAME },
104: { "rm", I_RM },
105: { "rmdir", I_RMDIR },
1.26 djm 106: { "symlink", I_SYMLINK },
1.6 deraadt 107: { "!", I_SHELL },
1.7 deraadt 108: { "?", I_HELP },
1.6 deraadt 109: { NULL, -1}
1.1 djm 110: };
111:
112: void
113: help(void)
114: {
115: printf("Available commands:\n");
1.13 stevesk 116: printf("cd path Change remote directory to 'path'\n");
117: printf("lcd path Change local directory to 'path'\n");
118: printf("chgrp grp path Change group of file 'path' to 'grp'\n");
119: printf("chmod mode path Change permissions of file 'path' to 'mode'\n");
120: printf("chown own path Change owner of file 'path' to 'own'\n");
121: printf("help Display this help text\n");
122: printf("get remote-path [local-path] Download file\n");
123: printf("lls [ls-options [path]] Display local directory listing\n");
1.26 djm 124: printf("ln oldpath newpath Symlink remote file\n");
1.13 stevesk 125: printf("lmkdir path Create local directory\n");
126: printf("lpwd Print local working directory\n");
127: printf("ls [path] Display remote directory listing\n");
128: printf("lumask umask Set local umask to 'umask'\n");
129: printf("mkdir path Create remote directory\n");
130: printf("put local-path [remote-path] Upload file\n");
131: printf("pwd Display remote working directory\n");
132: printf("exit Quit sftp\n");
133: printf("quit Quit sftp\n");
134: printf("rename oldpath newpath Rename remote file\n");
135: printf("rmdir path Remove remote directory\n");
136: printf("rm path Delete remote file\n");
1.26 djm 137: printf("symlink oldpath newpath Symlink remote file\n");
1.1 djm 138: printf("!command Execute 'command' in local shell\n");
139: printf("! Escape to local shell\n");
1.13 stevesk 140: printf("? Synonym for help\n");
1.1 djm 141: }
142:
143: void
144: local_do_shell(const char *args)
145: {
146: int ret, status;
147: char *shell;
148: pid_t pid;
1.3 stevesk 149:
1.1 djm 150: if (!*args)
151: args = NULL;
1.3 stevesk 152:
1.1 djm 153: if ((shell = getenv("SHELL")) == NULL)
154: shell = _PATH_BSHELL;
155:
156: if ((pid = fork()) == -1)
157: fatal("Couldn't fork: %s", strerror(errno));
158:
159: if (pid == 0) {
160: /* XXX: child has pipe fds to ssh subproc open - issue? */
161: if (args) {
162: debug3("Executing %s -c \"%s\"", shell, args);
163: ret = execl(shell, shell, "-c", args, NULL);
164: } else {
165: debug3("Executing %s", shell);
166: ret = execl(shell, shell, NULL);
167: }
1.3 stevesk 168: fprintf(stderr, "Couldn't execute \"%s\": %s\n", shell,
1.1 djm 169: strerror(errno));
170: _exit(1);
171: }
172: if (waitpid(pid, &status, 0) == -1)
173: fatal("Couldn't wait for child: %s", strerror(errno));
174: if (!WIFEXITED(status))
175: error("Shell exited abormally");
176: else if (WEXITSTATUS(status))
177: error("Shell exited with status %d", WEXITSTATUS(status));
178: }
179:
1.3 stevesk 180: void
1.1 djm 181: local_do_ls(const char *args)
182: {
183: if (!args || !*args)
1.18 stevesk 184: local_do_shell(_PATH_LS);
1.1 djm 185: else {
1.18 stevesk 186: int len = strlen(_PATH_LS " ") + strlen(args) + 1;
1.16 deraadt 187: char *buf = xmalloc(len);
1.1 djm 188:
189: /* XXX: quoting - rip quoting code from ftp? */
1.18 stevesk 190: snprintf(buf, len, _PATH_LS " %s", args);
1.1 djm 191: local_do_shell(buf);
1.16 deraadt 192: xfree(buf);
1.1 djm 193: }
194: }
195:
196: char *
197: make_absolute(char *p, char *pwd)
198: {
199: char buf[2048];
200:
201: /* Derelativise */
202: if (p && p[0] != '/') {
203: snprintf(buf, sizeof(buf), "%s/%s", pwd, p);
204: xfree(p);
205: p = xstrdup(buf);
206: }
207:
208: return(p);
209: }
210:
211: int
212: parse_getput_flags(const char **cpp, int *pflag)
213: {
214: const char *cp = *cpp;
215:
216: /* Check for flags */
217: if (cp[0] == '-' && cp[1] && strchr(WHITESPACE, cp[2])) {
1.20 djm 218: switch (cp[1]) {
1.22 djm 219: case 'p':
1.1 djm 220: case 'P':
221: *pflag = 1;
222: break;
223: default:
1.22 djm 224: error("Invalid flag -%c", cp[1]);
1.1 djm 225: return(-1);
226: }
227: cp += 2;
228: *cpp = cp + strspn(cp, WHITESPACE);
229: }
230:
231: return(0);
232: }
233:
234: int
235: get_pathname(const char **cpp, char **path)
236: {
1.8 provos 237: const char *cp = *cpp, *end;
238: char quot;
1.1 djm 239: int i;
240:
241: cp += strspn(cp, WHITESPACE);
242: if (!*cp) {
243: *cpp = cp;
244: *path = NULL;
1.8 provos 245: return (0);
1.1 djm 246: }
247:
248: /* Check for quoted filenames */
249: if (*cp == '\"' || *cp == '\'') {
1.8 provos 250: quot = *cp++;
251:
252: end = strchr(cp, quot);
253: if (end == NULL) {
1.1 djm 254: error("Unterminated quote");
1.8 provos 255: goto fail;
1.1 djm 256: }
1.8 provos 257: if (cp == end) {
1.1 djm 258: error("Empty quotes");
1.8 provos 259: goto fail;
1.1 djm 260: }
1.8 provos 261: *cpp = end + 1 + strspn(end + 1, WHITESPACE);
262: } else {
263: /* Read to end of filename */
264: end = strpbrk(cp, WHITESPACE);
265: if (end == NULL)
266: end = strchr(cp, '\0');
267: *cpp = end + strspn(end, WHITESPACE);
1.1 djm 268: }
269:
1.8 provos 270: i = end - cp;
1.1 djm 271:
272: *path = xmalloc(i + 1);
273: memcpy(*path, cp, i);
274: (*path)[i] = '\0';
275: return(0);
1.8 provos 276:
277: fail:
278: *path = NULL;
279: return (-1);
1.1 djm 280: }
281:
282: int
283: infer_path(const char *p, char **ifp)
284: {
285: char *cp;
286:
287: cp = strrchr(p, '/');
288: if (cp == NULL) {
289: *ifp = xstrdup(p);
290: return(0);
291: }
292:
293: if (!cp[1]) {
294: error("Invalid path");
295: return(-1);
296: }
297:
298: *ifp = xstrdup(cp + 1);
299: return(0);
300: }
301:
302: int
303: parse_args(const char **cpp, int *pflag, unsigned long *n_arg,
304: char **path1, char **path2)
305: {
306: const char *cmd, *cp = *cpp;
1.21 stevesk 307: char *cp2;
1.4 markus 308: int base = 0;
1.21 stevesk 309: long l;
1.1 djm 310: int i, cmdnum;
311:
312: /* Skip leading whitespace */
313: cp = cp + strspn(cp, WHITESPACE);
314:
315: /* Ignore blank lines */
316: if (!*cp)
317: return(-1);
318:
319: /* Figure out which command we have */
320: for(i = 0; cmds[i].c; i++) {
321: int cmdlen = strlen(cmds[i].c);
322:
323: /* Check for command followed by whitespace */
324: if (!strncasecmp(cp, cmds[i].c, cmdlen) &&
325: strchr(WHITESPACE, cp[cmdlen])) {
326: cp += cmdlen;
327: cp = cp + strspn(cp, WHITESPACE);
328: break;
329: }
330: }
331: cmdnum = cmds[i].n;
332: cmd = cmds[i].c;
333:
334: /* Special case */
335: if (*cp == '!') {
336: cp++;
337: cmdnum = I_SHELL;
338: } else if (cmdnum == -1) {
339: error("Invalid command.");
340: return(-1);
341: }
342:
343: /* Get arguments and parse flags */
344: *pflag = *n_arg = 0;
345: *path1 = *path2 = NULL;
346: switch (cmdnum) {
347: case I_GET:
348: case I_PUT:
349: if (parse_getput_flags(&cp, pflag))
350: return(-1);
351: /* Get first pathname (mandatory) */
352: if (get_pathname(&cp, path1))
353: return(-1);
354: if (*path1 == NULL) {
355: error("You must specify at least one path after a "
356: "%s command.", cmd);
357: return(-1);
358: }
359: /* Try to get second pathname (optional) */
360: if (get_pathname(&cp, path2))
361: return(-1);
362: break;
363: case I_RENAME:
1.26 djm 364: case I_SYMLINK:
1.1 djm 365: if (get_pathname(&cp, path1))
366: return(-1);
367: if (get_pathname(&cp, path2))
368: return(-1);
369: if (!*path1 || !*path2) {
370: error("You must specify two paths after a %s "
371: "command.", cmd);
372: return(-1);
373: }
374: break;
375: case I_RM:
376: case I_MKDIR:
377: case I_RMDIR:
378: case I_CHDIR:
379: case I_LCHDIR:
380: case I_LMKDIR:
381: /* Get pathname (mandatory) */
382: if (get_pathname(&cp, path1))
383: return(-1);
384: if (*path1 == NULL) {
1.3 stevesk 385: error("You must specify a path after a %s command.",
1.1 djm 386: cmd);
387: return(-1);
388: }
389: break;
390: case I_LS:
391: /* Path is optional */
392: if (get_pathname(&cp, path1))
393: return(-1);
394: break;
395: case I_LLS:
396: case I_SHELL:
397: /* Uses the rest of the line */
398: break;
399: case I_LUMASK:
1.21 stevesk 400: base = 8;
1.1 djm 401: case I_CHMOD:
1.4 markus 402: base = 8;
1.1 djm 403: case I_CHOWN:
404: case I_CHGRP:
405: /* Get numeric arg (mandatory) */
1.21 stevesk 406: l = strtol(cp, &cp2, base);
407: if (cp2 == cp || ((l == LONG_MIN || l == LONG_MAX) &&
408: errno == ERANGE) || l < 0) {
1.1 djm 409: error("You must supply a numeric argument "
410: "to the %s command.", cmd);
411: return(-1);
412: }
1.21 stevesk 413: cp = cp2;
414: *n_arg = l;
415: if (cmdnum == I_LUMASK && strchr(WHITESPACE, *cp))
416: break;
417: if (cmdnum == I_LUMASK || !strchr(WHITESPACE, *cp)) {
1.1 djm 418: error("You must supply a numeric argument "
419: "to the %s command.", cmd);
420: return(-1);
421: }
422: cp += strspn(cp, WHITESPACE);
423:
424: /* Get pathname (mandatory) */
425: if (get_pathname(&cp, path1))
426: return(-1);
427: if (*path1 == NULL) {
1.3 stevesk 428: error("You must specify a path after a %s command.",
1.1 djm 429: cmd);
430: return(-1);
431: }
432: break;
433: case I_QUIT:
434: case I_PWD:
435: case I_LPWD:
436: case I_HELP:
437: break;
438: default:
439: fatal("Command not implemented");
440: }
441:
442: *cpp = cp;
443: return(cmdnum);
444: }
445:
446: int
447: parse_dispatch_command(int in, int out, const char *cmd, char **pwd)
448: {
1.8 provos 449: char *path1, *path2, *tmp;
1.27 ! djm 450: int pflag, cmdnum, i;
1.1 djm 451: unsigned long n_arg;
452: Attrib a, *aa;
1.23 deraadt 453: char path_buf[MAXPATHLEN];
1.25 deraadt 454: int err = 0;
1.27 ! djm 455: glob_t g;
1.1 djm 456:
457: path1 = path2 = NULL;
458: cmdnum = parse_args(&cmd, &pflag, &n_arg, &path1, &path2);
459:
460: /* Perform command */
461: switch (cmdnum) {
462: case -1:
463: break;
464: case I_GET:
1.27 ! djm 465: memset(&g, 0, sizeof(g));
! 466: if (!remote_glob(in, out, path1, 0, NULL, &g)) {
! 467: if (path2) {
! 468: /* XXX: target should be directory */
! 469: error("You cannot specify a target when "
! 470: "downloading multiple files");
! 471: err = -1;
! 472: break;
! 473: }
! 474: for(i = 0; g.gl_pathv[i]; i++) {
! 475: if (!infer_path(g.gl_pathv[i], &path2)) {
! 476: printf("Fetching %s\n", g.gl_pathv[i]);
! 477: if (do_download(in, out, g.gl_pathv[i],
! 478: path2, pflag) == -1)
! 479: err = -1;
! 480: free(path2);
! 481: path2 = NULL;
! 482: } else
! 483: err = -1;
! 484: }
! 485: } else {
! 486: if (!path2 && infer_path(path1, &path2)) {
! 487: err = -1;
! 488: break;
! 489: }
! 490: err = do_download(in, out, path1, path2, pflag);
! 491: }
1.1 djm 492: break;
493: case I_PUT:
1.27 ! djm 494: if (!glob(path1, 0, NULL, &g)) {
! 495: if (path2) {
! 496: error("You cannot specify a target when "
! 497: "uploading multiple files");
! 498: err = -1;
! 499: break;
! 500: }
! 501: for(i = 0; g.gl_pathv[i]; i++) {
! 502: if (!infer_path(g.gl_pathv[i], &path2)) {
! 503: path2 = make_absolute(path2, *pwd);
! 504: printf("Uploading %s\n", g.gl_pathv[i]);
! 505: if (do_upload(in, out, g.gl_pathv[i],
! 506: path2, pflag) == -1)
! 507: err = -1;
! 508: free(path2);
! 509: path2 = NULL;
! 510: } else
! 511: err = -1;
! 512: }
! 513: } else {
! 514: if (!path2 && infer_path(path1, &path2)) {
! 515: err = -1;
! 516: break;
! 517: }
! 518: err = do_upload(in, out, path1, path2, pflag);
! 519: }
! 520: break;
! 521: case I_RENAME:
1.1 djm 522: path1 = make_absolute(path1, *pwd);
523: path2 = make_absolute(path2, *pwd);
1.25 deraadt 524: err = do_rename(in, out, path1, path2);
1.1 djm 525: break;
1.26 djm 526: case I_SYMLINK:
527: if (version < 3) {
528: error("The server (version %d) does not support "
529: "this operation", version);
530: err = -1;
531: } else {
532: path2 = make_absolute(path2, *pwd);
533: err = do_symlink(in, out, path1, path2);
534: }
535: break;
1.1 djm 536: case I_RM:
537: path1 = make_absolute(path1, *pwd);
1.27 ! djm 538: remote_glob(in, out, path1, GLOB_NOCHECK, NULL, &g);
! 539: for(i = 0; g.gl_pathv[i]; i++) {
! 540: printf("Removing %s\n", g.gl_pathv[i]);
! 541: if (do_rm(in, out, g.gl_pathv[i]) == -1)
! 542: err = -1;
! 543: }
1.1 djm 544: break;
545: case I_MKDIR:
546: path1 = make_absolute(path1, *pwd);
547: attrib_clear(&a);
548: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
549: a.perm = 0777;
1.25 deraadt 550: err = do_mkdir(in, out, path1, &a);
1.1 djm 551: break;
552: case I_RMDIR:
553: path1 = make_absolute(path1, *pwd);
1.25 deraadt 554: err = do_rmdir(in, out, path1);
1.1 djm 555: break;
556: case I_CHDIR:
557: path1 = make_absolute(path1, *pwd);
1.25 deraadt 558: if ((tmp = do_realpath(in, out, path1)) == NULL) {
559: err = 1;
1.11 markus 560: break;
1.25 deraadt 561: }
1.11 markus 562: if ((aa = do_stat(in, out, tmp)) == NULL) {
563: xfree(tmp);
1.25 deraadt 564: err = 1;
1.11 markus 565: break;
566: }
1.9 djm 567: if (!(aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) {
568: error("Can't change directory: Can't check target");
569: xfree(tmp);
1.25 deraadt 570: err = 1;
1.9 djm 571: break;
572: }
573: if (!S_ISDIR(aa->perm)) {
574: error("Can't change directory: \"%s\" is not "
575: "a directory", tmp);
576: xfree(tmp);
1.25 deraadt 577: err = 1;
1.9 djm 578: break;
579: }
1.11 markus 580: xfree(*pwd);
581: *pwd = tmp;
1.1 djm 582: break;
583: case I_LS:
1.12 djm 584: if (!path1) {
585: do_ls(in, out, *pwd);
586: break;
587: }
1.1 djm 588: path1 = make_absolute(path1, *pwd);
1.12 djm 589: if ((tmp = do_realpath(in, out, path1)) == NULL)
590: break;
591: xfree(path1);
592: path1 = tmp;
593: if ((aa = do_stat(in, out, path1)) == NULL)
594: break;
595: if ((aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) &&
596: !S_ISDIR(aa->perm)) {
597: error("Can't ls: \"%s\" is not a directory", path1);
598: break;
599: }
600: do_ls(in, out, path1);
1.1 djm 601: break;
602: case I_LCHDIR:
1.25 deraadt 603: if (chdir(path1) == -1) {
1.1 djm 604: error("Couldn't change local directory to "
605: "\"%s\": %s", path1, strerror(errno));
1.25 deraadt 606: err = 1;
607: }
1.1 djm 608: break;
609: case I_LMKDIR:
1.25 deraadt 610: if (mkdir(path1, 0777) == -1) {
1.17 stevesk 611: error("Couldn't create local directory "
1.1 djm 612: "\"%s\": %s", path1, strerror(errno));
1.25 deraadt 613: err = 1;
614: }
1.1 djm 615: break;
616: case I_LLS:
617: local_do_ls(cmd);
618: break;
619: case I_SHELL:
620: local_do_shell(cmd);
621: break;
622: case I_LUMASK:
623: umask(n_arg);
1.21 stevesk 624: printf("Local umask: %03lo\n", n_arg);
1.1 djm 625: break;
626: case I_CHMOD:
627: path1 = make_absolute(path1, *pwd);
628: attrib_clear(&a);
629: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
630: a.perm = n_arg;
1.27 ! djm 631: remote_glob(in, out, path1, GLOB_NOCHECK, NULL, &g);
! 632: for(i = 0; g.gl_pathv[i]; i++) {
! 633: printf("Changing mode on %s\n", g.gl_pathv[i]);
! 634: do_setstat(in, out, g.gl_pathv[i], &a);
! 635: }
1.5 stevesk 636: break;
1.1 djm 637: case I_CHOWN:
638: path1 = make_absolute(path1, *pwd);
1.27 ! djm 639: remote_glob(in, out, path1, GLOB_NOCHECK, NULL, &g);
! 640: for(i = 0; g.gl_pathv[i]; i++) {
! 641: if (!(aa = do_stat(in, out, g.gl_pathv[i])))
! 642: continue;
! 643: if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) {
! 644: error("Can't get current ownership of "
! 645: "remote file \"%s\"", g.gl_pathv[i]);
! 646: continue;
! 647: }
! 648: printf("Changing owner on %s\n", g.gl_pathv[i]);
! 649: aa->flags &= SSH2_FILEXFER_ATTR_UIDGID;
! 650: aa->uid = n_arg;
! 651: do_setstat(in, out, g.gl_pathv[i], aa);
1.1 djm 652: }
653: break;
654: case I_CHGRP:
655: path1 = make_absolute(path1, *pwd);
1.27 ! djm 656: remote_glob(in, out, path1, GLOB_NOCHECK, NULL, &g);
! 657: for(i = 0; g.gl_pathv[i]; i++) {
! 658: if (!(aa = do_stat(in, out, g.gl_pathv[i])))
! 659: continue;
! 660: if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) {
! 661: error("Can't get current ownership of "
! 662: "remote file \"%s\"", g.gl_pathv[i]);
! 663: continue;
! 664: }
! 665: printf("Changing group on %s\n", g.gl_pathv[i]);
! 666: aa->flags &= SSH2_FILEXFER_ATTR_UIDGID;
! 667: aa->gid = n_arg;
! 668: do_setstat(in, out, g.gl_pathv[i], aa);
1.1 djm 669: }
670: break;
671: case I_PWD:
672: printf("Remote working directory: %s\n", *pwd);
673: break;
674: case I_LPWD:
675: if (!getcwd(path_buf, sizeof(path_buf)))
1.24 millert 676: error("Couldn't get local cwd: %s",
1.1 djm 677: strerror(errno));
678: else
679: printf("Local working directory: %s\n",
680: path_buf);
681: break;
682: case I_QUIT:
683: return(-1);
684: case I_HELP:
685: help();
686: break;
687: default:
688: fatal("%d is not implemented", cmdnum);
689: }
690:
691: if (path1)
692: xfree(path1);
693: if (path2)
694: xfree(path2);
1.25 deraadt 695:
696: /* If an error occurs in batch mode we should abort. */
697: if (infile != stdin && err > 0)
698: return -1;
699:
1.1 djm 700: return(0);
701: }
702:
703: void
704: interactive_loop(int fd_in, int fd_out)
705: {
706: char *pwd;
707: char cmd[2048];
1.26 djm 708:
709: version = do_init(fd_in, fd_out);
710: if (version == -1)
711: fatal("Couldn't initialise connection to server");
1.1 djm 712:
713: pwd = do_realpath(fd_in, fd_out, ".");
714: if (pwd == NULL)
715: fatal("Need cwd");
716:
1.14 stevesk 717: setvbuf(stdout, NULL, _IOLBF, 0);
1.25 deraadt 718: setvbuf(infile, NULL, _IOLBF, 0);
1.1 djm 719:
720: for(;;) {
721: char *cp;
722:
723: printf("sftp> ");
724:
725: /* XXX: use libedit */
1.25 deraadt 726: if (fgets(cmd, sizeof(cmd), infile) == NULL) {
1.1 djm 727: printf("\n");
728: break;
1.25 deraadt 729: } else if (infile != stdin) /* Bluff typing */
730: printf("%s", cmd);
731:
1.1 djm 732: cp = strrchr(cmd, '\n');
733: if (cp)
734: *cp = '\0';
1.25 deraadt 735:
1.1 djm 736: if (parse_dispatch_command(fd_in, fd_out, cmd, &pwd))
737: break;
738: }
739: xfree(pwd);
740: }