Annotation of src/usr.bin/ssh/sftp.c, Revision 1.177
1.177 ! millert 1: /* $OpenBSD: sftp.c,v 1.176 2016/09/12 01:22:38 deraadt 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>
1.91 deraadt 40: #include <stdarg.h>
1.1 djm 41:
42: #include "xmalloc.h"
43: #include "log.h"
44: #include "pathnames.h"
1.16 mouring 45: #include "misc.h"
1.174 schwarze 46: #include "utf8.h"
1.1 djm 47:
48: #include "sftp.h"
1.169 djm 49: #include "ssherr.h"
50: #include "sshbuf.h"
1.1 djm 51: #include "sftp-common.h"
52: #include "sftp-client.h"
1.43 djm 53:
1.112 djm 54: #define DEFAULT_COPY_BUFLEN 32768 /* Size of buffer for up/download */
55: #define DEFAULT_NUM_REQUESTS 64 /* # concurrent outstanding requests */
56:
1.44 djm 57: /* File to read commands from */
58: FILE* infile;
1.15 mouring 59:
1.44 djm 60: /* Are we in batchfile mode? */
1.39 djm 61: int batchmode = 0;
1.44 djm 62:
63: /* PID of ssh transport process */
1.36 djm 64: static pid_t sshpid = -1;
1.7 markus 65:
1.143 djm 66: /* Suppress diagnositic messages */
67: int quiet = 0;
68:
1.44 djm 69: /* This is set to 0 if the progressmeter is not desired. */
1.45 djm 70: int showprogress = 1;
1.44 djm 71:
1.111 djm 72: /* When this option is set, we always recursively download/upload directories */
73: int global_rflag = 0;
74:
1.159 logan 75: /* When this option is set, we resume download or upload if possible */
1.148 djm 76: int global_aflag = 0;
77:
1.111 djm 78: /* When this option is set, the file transfers will always preserve times */
79: int global_pflag = 0;
80:
1.156 djm 81: /* When this option is set, transfers will have fsync() called on each file */
82: int global_fflag = 0;
83:
1.46 djm 84: /* SIGINT received during command processing */
85: volatile sig_atomic_t interrupted = 0;
86:
1.52 djm 87: /* I wish qsort() took a separate ctx for the comparison function...*/
88: int sort_flag;
89:
1.116 djm 90: /* Context used for commandline completion */
91: struct complete_ctx {
92: struct sftp_conn *conn;
93: char **remote_pathp;
94: };
95:
1.44 djm 96: int remote_glob(struct sftp_conn *, const char *, int,
97: int (*)(const char *, int), glob_t *); /* proto for sftp-glob.c */
98:
99: /* Separators for interactive commands */
100: #define WHITESPACE " \t\r\n"
101:
1.52 djm 102: /* ls flags */
1.119 djm 103: #define LS_LONG_VIEW 0x0001 /* Full view ala ls -l */
104: #define LS_SHORT_VIEW 0x0002 /* Single row view ala ls -1 */
105: #define LS_NUMERIC_VIEW 0x0004 /* Long view with numeric uid/gid */
106: #define LS_NAME_SORT 0x0008 /* Sort by name (default) */
107: #define LS_TIME_SORT 0x0010 /* Sort by mtime */
108: #define LS_SIZE_SORT 0x0020 /* Sort by file size */
109: #define LS_REVERSE_SORT 0x0040 /* Reverse sort order */
110: #define LS_SHOW_ALL 0x0080 /* Don't skip filenames starting with '.' */
111: #define LS_SI_UNITS 0x0100 /* Display sizes as K, M, G, etc. */
1.52 djm 112:
1.119 djm 113: #define VIEW_FLAGS (LS_LONG_VIEW|LS_SHORT_VIEW|LS_NUMERIC_VIEW|LS_SI_UNITS)
1.53 djm 114: #define SORT_FLAGS (LS_NAME_SORT|LS_TIME_SORT|LS_SIZE_SORT)
1.44 djm 115:
116: /* Commands for interactive mode */
1.149 djm 117: enum sftp_command {
118: I_CHDIR = 1,
119: I_CHGRP,
120: I_CHMOD,
121: I_CHOWN,
122: I_DF,
123: I_GET,
124: I_HELP,
125: I_LCHDIR,
126: I_LINK,
127: I_LLS,
128: I_LMKDIR,
129: I_LPWD,
130: I_LS,
131: I_LUMASK,
132: I_MKDIR,
133: I_PUT,
134: I_PWD,
135: I_QUIT,
1.160 logan 136: I_REGET,
1.149 djm 137: I_RENAME,
1.160 logan 138: I_REPUT,
1.149 djm 139: I_RM,
140: I_RMDIR,
141: I_SHELL,
142: I_SYMLINK,
143: I_VERSION,
144: I_PROGRESS,
145: };
1.44 djm 146:
147: struct CMD {
148: const char *c;
149: const int n;
1.116 djm 150: const int t;
1.44 djm 151: };
152:
1.116 djm 153: /* Type of completion */
154: #define NOARGS 0
155: #define REMOTE 1
156: #define LOCAL 2
157:
1.44 djm 158: static const struct CMD cmds[] = {
1.116 djm 159: { "bye", I_QUIT, NOARGS },
160: { "cd", I_CHDIR, REMOTE },
161: { "chdir", I_CHDIR, REMOTE },
162: { "chgrp", I_CHGRP, REMOTE },
163: { "chmod", I_CHMOD, REMOTE },
164: { "chown", I_CHOWN, REMOTE },
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:
1.112 djm 197: int interactive_loop(struct sftp_conn *, char *file1, char *file2);
1.44 djm 198:
1.96 stevesk 199: /* ARGSUSED */
1.44 djm 200: static void
1.46 djm 201: killchild(int signo)
202: {
1.61 dtucker 203: if (sshpid > 1) {
1.46 djm 204: kill(sshpid, SIGTERM);
1.61 dtucker 205: waitpid(sshpid, NULL, 0);
206: }
1.46 djm 207:
208: _exit(1);
209: }
210:
1.96 stevesk 211: /* ARGSUSED */
1.46 djm 212: static void
1.177 ! millert 213: suspchild(int signo)
! 214: {
! 215: if (sshpid > 1) {
! 216: kill(sshpid, signo);
! 217: while (waitpid(sshpid, NULL, WUNTRACED) == -1 && errno == EINTR)
! 218: continue;
! 219: }
! 220: kill(getpid(), SIGSTOP);
! 221: }
! 222:
! 223: /* ARGSUSED */
! 224: static void
1.46 djm 225: cmd_interrupt(int signo)
226: {
227: const char msg[] = "\rInterrupt \n";
1.59 djm 228: int olderrno = errno;
1.46 djm 229:
1.144 dtucker 230: (void)write(STDERR_FILENO, msg, sizeof(msg) - 1);
1.46 djm 231: interrupted = 1;
1.59 djm 232: errno = olderrno;
1.46 djm 233: }
234:
235: static void
1.44 djm 236: help(void)
237: {
1.106 sobrado 238: printf("Available commands:\n"
239: "bye Quit sftp\n"
240: "cd path Change remote directory to 'path'\n"
241: "chgrp grp path Change group of file 'path' to 'grp'\n"
242: "chmod mode path Change permissions of file 'path' to 'mode'\n"
243: "chown own path Change owner of file 'path' to 'own'\n"
244: "df [-hi] [path] Display statistics for current directory or\n"
245: " filesystem containing 'path'\n"
246: "exit Quit sftp\n"
1.167 djm 247: "get [-afPpRr] remote [local] Download file\n"
248: "reget [-fPpRr] remote [local] Resume download file\n"
249: "reput [-fPpRr] [local] remote Resume upload file\n"
1.106 sobrado 250: "help Display this help text\n"
251: "lcd path Change local directory to 'path'\n"
252: "lls [ls-options [path]] Display local directory listing\n"
253: "lmkdir path Create local directory\n"
1.132 djm 254: "ln [-s] oldpath newpath Link remote file (-s for symlink)\n"
1.106 sobrado 255: "lpwd Print local working directory\n"
1.121 jmc 256: "ls [-1afhlnrSt] [path] Display remote directory listing\n"
1.106 sobrado 257: "lumask umask Set local umask to 'umask'\n"
258: "mkdir path Create remote directory\n"
259: "progress Toggle display of progress meter\n"
1.167 djm 260: "put [-afPpRr] local [remote] Upload file\n"
1.106 sobrado 261: "pwd Display remote working directory\n"
262: "quit Quit sftp\n"
263: "rename oldpath newpath Rename remote file\n"
264: "rm path Delete remote file\n"
265: "rmdir path Remove remote directory\n"
266: "symlink oldpath newpath Symlink remote file\n"
267: "version Show SFTP version\n"
268: "!command Execute 'command' in local shell\n"
269: "! Escape to local shell\n"
270: "? Synonym for help\n");
1.44 djm 271: }
272:
273: static void
274: local_do_shell(const char *args)
275: {
276: int status;
277: char *shell;
278: pid_t pid;
279:
280: if (!*args)
281: args = NULL;
282:
1.130 djm 283: if ((shell = getenv("SHELL")) == NULL || *shell == '\0')
1.44 djm 284: shell = _PATH_BSHELL;
285:
286: if ((pid = fork()) == -1)
287: fatal("Couldn't fork: %s", strerror(errno));
288:
289: if (pid == 0) {
290: /* XXX: child has pipe fds to ssh subproc open - issue? */
291: if (args) {
292: debug3("Executing %s -c \"%s\"", shell, args);
293: execl(shell, shell, "-c", args, (char *)NULL);
294: } else {
295: debug3("Executing %s", shell);
296: execl(shell, shell, (char *)NULL);
297: }
298: fprintf(stderr, "Couldn't execute \"%s\": %s\n", shell,
299: strerror(errno));
300: _exit(1);
301: }
302: while (waitpid(pid, &status, 0) == -1)
303: if (errno != EINTR)
304: fatal("Couldn't wait for child: %s", strerror(errno));
305: if (!WIFEXITED(status))
1.78 djm 306: error("Shell exited abnormally");
1.44 djm 307: else if (WEXITSTATUS(status))
308: error("Shell exited with status %d", WEXITSTATUS(status));
309: }
310:
311: static void
312: local_do_ls(const char *args)
313: {
314: if (!args || !*args)
315: local_do_shell(_PATH_LS);
316: else {
317: int len = strlen(_PATH_LS " ") + strlen(args) + 1;
318: char *buf = xmalloc(len);
319:
320: /* XXX: quoting - rip quoting code from ftp? */
321: snprintf(buf, len, _PATH_LS " %s", args);
322: local_do_shell(buf);
1.145 djm 323: free(buf);
1.44 djm 324: }
325: }
326:
327: /* Strip one path (usually the pwd) from the start of another */
328: static char *
1.175 djm 329: path_strip(const char *path, const char *strip)
1.44 djm 330: {
331: size_t len;
332:
333: if (strip == NULL)
334: return (xstrdup(path));
335:
336: len = strlen(strip);
1.59 djm 337: if (strncmp(path, strip, len) == 0) {
1.44 djm 338: if (strip[len - 1] != '/' && path[len] == '/')
339: len++;
340: return (xstrdup(path + len));
341: }
342:
343: return (xstrdup(path));
344: }
345:
346: static char *
1.175 djm 347: make_absolute(char *p, const char *pwd)
1.44 djm 348: {
1.51 avsm 349: char *abs_str;
1.44 djm 350:
351: /* Derelativise */
352: if (p && p[0] != '/') {
1.51 avsm 353: abs_str = path_append(pwd, p);
1.145 djm 354: free(p);
1.51 avsm 355: return(abs_str);
1.44 djm 356: } else
357: return(p);
358: }
359:
360: static int
1.148 djm 361: parse_getput_flags(const char *cmd, char **argv, int argc,
1.156 djm 362: int *aflag, int *fflag, int *pflag, int *rflag)
1.44 djm 363: {
1.102 martynas 364: extern int opterr, optind, optopt, optreset;
1.97 djm 365: int ch;
1.44 djm 366:
1.97 djm 367: optind = optreset = 1;
368: opterr = 0;
369:
1.156 djm 370: *aflag = *fflag = *rflag = *pflag = 0;
371: while ((ch = getopt(argc, argv, "afPpRr")) != -1) {
1.97 djm 372: switch (ch) {
1.148 djm 373: case 'a':
374: *aflag = 1;
375: break;
1.156 djm 376: case 'f':
377: *fflag = 1;
378: break;
1.44 djm 379: case 'p':
380: case 'P':
381: *pflag = 1;
382: break;
1.111 djm 383: case 'r':
384: case 'R':
385: *rflag = 1;
386: break;
1.44 djm 387: default:
1.102 martynas 388: error("%s: Invalid flag -%c", cmd, optopt);
1.97 djm 389: return -1;
1.44 djm 390: }
391: }
392:
1.97 djm 393: return optind;
1.44 djm 394: }
395:
396: static int
1.132 djm 397: parse_link_flags(const char *cmd, char **argv, int argc, int *sflag)
398: {
399: extern int opterr, optind, optopt, optreset;
400: int ch;
401:
402: optind = optreset = 1;
403: opterr = 0;
404:
405: *sflag = 0;
406: while ((ch = getopt(argc, argv, "s")) != -1) {
407: switch (ch) {
408: case 's':
409: *sflag = 1;
410: break;
411: default:
412: error("%s: Invalid flag -%c", cmd, optopt);
413: return -1;
414: }
415: }
416:
417: return optind;
418: }
419:
420: static int
1.152 djm 421: parse_rename_flags(const char *cmd, char **argv, int argc, int *lflag)
422: {
423: extern int opterr, optind, optopt, optreset;
424: int ch;
425:
426: optind = optreset = 1;
427: opterr = 0;
428:
429: *lflag = 0;
430: while ((ch = getopt(argc, argv, "l")) != -1) {
431: switch (ch) {
432: case 'l':
433: *lflag = 1;
434: break;
435: default:
436: error("%s: Invalid flag -%c", cmd, optopt);
437: return -1;
438: }
439: }
440:
441: return optind;
442: }
443:
444: static int
1.97 djm 445: parse_ls_flags(char **argv, int argc, int *lflag)
1.44 djm 446: {
1.102 martynas 447: extern int opterr, optind, optopt, optreset;
1.97 djm 448: int ch;
449:
450: optind = optreset = 1;
451: opterr = 0;
1.44 djm 452:
1.53 djm 453: *lflag = LS_NAME_SORT;
1.119 djm 454: while ((ch = getopt(argc, argv, "1Safhlnrt")) != -1) {
1.97 djm 455: switch (ch) {
456: case '1':
457: *lflag &= ~VIEW_FLAGS;
458: *lflag |= LS_SHORT_VIEW;
459: break;
460: case 'S':
461: *lflag &= ~SORT_FLAGS;
462: *lflag |= LS_SIZE_SORT;
463: break;
464: case 'a':
465: *lflag |= LS_SHOW_ALL;
466: break;
467: case 'f':
468: *lflag &= ~SORT_FLAGS;
469: break;
1.119 djm 470: case 'h':
471: *lflag |= LS_SI_UNITS;
472: break;
1.97 djm 473: case 'l':
1.119 djm 474: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 475: *lflag |= LS_LONG_VIEW;
476: break;
477: case 'n':
1.119 djm 478: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 479: *lflag |= LS_NUMERIC_VIEW|LS_LONG_VIEW;
480: break;
481: case 'r':
482: *lflag |= LS_REVERSE_SORT;
483: break;
484: case 't':
485: *lflag &= ~SORT_FLAGS;
486: *lflag |= LS_TIME_SORT;
487: break;
488: default:
1.102 martynas 489: error("ls: Invalid flag -%c", optopt);
1.97 djm 490: return -1;
1.44 djm 491: }
492: }
493:
1.97 djm 494: return optind;
1.44 djm 495: }
496:
497: static int
1.100 djm 498: parse_df_flags(const char *cmd, char **argv, int argc, int *hflag, int *iflag)
499: {
1.102 martynas 500: extern int opterr, optind, optopt, optreset;
1.100 djm 501: int ch;
502:
503: optind = optreset = 1;
504: opterr = 0;
505:
506: *hflag = *iflag = 0;
507: while ((ch = getopt(argc, argv, "hi")) != -1) {
508: switch (ch) {
509: case 'h':
510: *hflag = 1;
511: break;
512: case 'i':
513: *iflag = 1;
514: break;
515: default:
1.102 martynas 516: error("%s: Invalid flag -%c", cmd, optopt);
1.100 djm 517: return -1;
518: }
519: }
520:
521: return optind;
522: }
523:
524: static int
1.153 djm 525: parse_no_flags(const char *cmd, char **argv, int argc)
526: {
527: extern int opterr, optind, optopt, optreset;
528: int ch;
529:
530: optind = optreset = 1;
531: opterr = 0;
532:
533: while ((ch = getopt(argc, argv, "")) != -1) {
534: switch (ch) {
535: default:
536: error("%s: Invalid flag -%c", cmd, optopt);
537: return -1;
538: }
539: }
540:
541: return optind;
542: }
543:
544: static int
1.175 djm 545: is_dir(const char *path)
1.44 djm 546: {
547: struct stat sb;
548:
549: /* XXX: report errors? */
550: if (stat(path, &sb) == -1)
551: return(0);
552:
1.92 otto 553: return(S_ISDIR(sb.st_mode));
1.44 djm 554: }
555:
556: static int
1.175 djm 557: remote_is_dir(struct sftp_conn *conn, const char *path)
1.44 djm 558: {
559: Attrib *a;
560:
561: /* XXX: report errors? */
562: if ((a = do_stat(conn, path, 1)) == NULL)
563: return(0);
564: if (!(a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS))
565: return(0);
1.92 otto 566: return(S_ISDIR(a->perm));
1.44 djm 567: }
568:
1.111 djm 569: /* Check whether path returned from glob(..., GLOB_MARK, ...) is a directory */
570: static int
1.175 djm 571: pathname_is_dir(const char *pathname)
1.111 djm 572: {
573: size_t l = strlen(pathname);
574:
575: return l > 0 && pathname[l - 1] == '/';
576: }
577:
1.44 djm 578: static int
1.175 djm 579: process_get(struct sftp_conn *conn, const char *src, const char *dst,
580: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 581: {
582: char *abs_src = NULL;
583: char *abs_dst = NULL;
584: glob_t g;
1.111 djm 585: char *filename, *tmp=NULL;
1.164 djm 586: int i, r, err = 0;
1.44 djm 587:
588: abs_src = xstrdup(src);
589: abs_src = make_absolute(abs_src, pwd);
1.111 djm 590: memset(&g, 0, sizeof(g));
1.44 djm 591:
592: debug3("Looking up %s", abs_src);
1.164 djm 593: if ((r = remote_glob(conn, abs_src, GLOB_MARK, NULL, &g)) != 0) {
594: if (r == GLOB_NOSPACE) {
595: error("Too many matches for \"%s\".", abs_src);
596: } else {
597: error("File \"%s\" not found.", abs_src);
598: }
1.44 djm 599: err = -1;
600: goto out;
601: }
602:
1.111 djm 603: /*
604: * If multiple matches then dst must be a directory or
605: * unspecified.
606: */
607: if (g.gl_matchc > 1 && dst != NULL && !is_dir(dst)) {
608: error("Multiple source paths, but destination "
609: "\"%s\" is not a directory", dst);
1.44 djm 610: err = -1;
611: goto out;
612: }
613:
1.46 djm 614: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.111 djm 615: tmp = xstrdup(g.gl_pathv[i]);
616: if ((filename = basename(tmp)) == NULL) {
617: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 618: free(tmp);
1.44 djm 619: err = -1;
620: goto out;
621: }
622:
623: if (g.gl_matchc == 1 && dst) {
624: if (is_dir(dst)) {
1.111 djm 625: abs_dst = path_append(dst, filename);
626: } else {
1.44 djm 627: abs_dst = xstrdup(dst);
1.111 djm 628: }
1.44 djm 629: } else if (dst) {
1.111 djm 630: abs_dst = path_append(dst, filename);
631: } else {
632: abs_dst = xstrdup(filename);
633: }
1.145 djm 634: free(tmp);
1.44 djm 635:
1.148 djm 636: resume |= global_aflag;
637: if (!quiet && resume)
1.174 schwarze 638: mprintf("Resuming %s to %s\n",
639: g.gl_pathv[i], abs_dst);
1.148 djm 640: else if (!quiet && !resume)
1.174 schwarze 641: mprintf("Fetching %s to %s\n",
642: g.gl_pathv[i], abs_dst);
1.111 djm 643: if (pathname_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
1.148 djm 644: if (download_dir(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 645: pflag || global_pflag, 1, resume,
646: fflag || global_fflag) == -1)
1.111 djm 647: err = -1;
648: } else {
649: if (do_download(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 650: pflag || global_pflag, resume,
651: fflag || global_fflag) == -1)
1.111 djm 652: err = -1;
653: }
1.145 djm 654: free(abs_dst);
1.44 djm 655: abs_dst = NULL;
656: }
657:
658: out:
1.145 djm 659: free(abs_src);
1.44 djm 660: globfree(&g);
661: return(err);
662: }
663:
664: static int
1.175 djm 665: process_put(struct sftp_conn *conn, const char *src, const char *dst,
666: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 667: {
668: char *tmp_dst = NULL;
669: char *abs_dst = NULL;
1.111 djm 670: char *tmp = NULL, *filename = NULL;
1.44 djm 671: glob_t g;
672: int err = 0;
1.111 djm 673: int i, dst_is_dir = 1;
1.99 djm 674: struct stat sb;
1.44 djm 675:
676: if (dst) {
677: tmp_dst = xstrdup(dst);
678: tmp_dst = make_absolute(tmp_dst, pwd);
679: }
680:
681: memset(&g, 0, sizeof(g));
682: debug3("Looking up %s", src);
1.111 djm 683: if (glob(src, GLOB_NOCHECK | GLOB_MARK, NULL, &g)) {
1.44 djm 684: error("File \"%s\" not found.", src);
685: err = -1;
686: goto out;
687: }
688:
1.111 djm 689: /* If we aren't fetching to pwd then stash this status for later */
690: if (tmp_dst != NULL)
691: dst_is_dir = remote_is_dir(conn, tmp_dst);
692:
1.44 djm 693: /* If multiple matches, dst may be directory or unspecified */
1.111 djm 694: if (g.gl_matchc > 1 && tmp_dst && !dst_is_dir) {
695: error("Multiple paths match, but destination "
696: "\"%s\" is not a directory", tmp_dst);
1.44 djm 697: err = -1;
698: goto out;
699: }
700:
1.46 djm 701: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.99 djm 702: if (stat(g.gl_pathv[i], &sb) == -1) {
703: err = -1;
704: error("stat %s: %s", g.gl_pathv[i], strerror(errno));
705: continue;
706: }
1.149 djm 707:
1.111 djm 708: tmp = xstrdup(g.gl_pathv[i]);
709: if ((filename = basename(tmp)) == NULL) {
710: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 711: free(tmp);
1.44 djm 712: err = -1;
713: goto out;
714: }
715:
716: if (g.gl_matchc == 1 && tmp_dst) {
717: /* If directory specified, append filename */
1.111 djm 718: if (dst_is_dir)
719: abs_dst = path_append(tmp_dst, filename);
720: else
1.44 djm 721: abs_dst = xstrdup(tmp_dst);
722: } else if (tmp_dst) {
1.111 djm 723: abs_dst = path_append(tmp_dst, filename);
724: } else {
725: abs_dst = make_absolute(xstrdup(filename), pwd);
726: }
1.145 djm 727: free(tmp);
1.44 djm 728:
1.159 logan 729: resume |= global_aflag;
730: if (!quiet && resume)
1.174 schwarze 731: mprintf("Resuming upload of %s to %s\n",
732: g.gl_pathv[i], abs_dst);
1.159 logan 733: else if (!quiet && !resume)
1.174 schwarze 734: mprintf("Uploading %s to %s\n",
735: g.gl_pathv[i], abs_dst);
1.111 djm 736: if (pathname_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
737: if (upload_dir(conn, g.gl_pathv[i], abs_dst,
1.159 logan 738: pflag || global_pflag, 1, resume,
1.156 djm 739: fflag || global_fflag) == -1)
1.111 djm 740: err = -1;
741: } else {
742: if (do_upload(conn, g.gl_pathv[i], abs_dst,
1.159 logan 743: pflag || global_pflag, resume,
1.156 djm 744: fflag || global_fflag) == -1)
1.111 djm 745: err = -1;
746: }
1.44 djm 747: }
748:
749: out:
1.145 djm 750: free(abs_dst);
751: free(tmp_dst);
1.44 djm 752: globfree(&g);
753: return(err);
754: }
755:
756: static int
757: sdirent_comp(const void *aa, const void *bb)
758: {
759: SFTP_DIRENT *a = *(SFTP_DIRENT **)aa;
760: SFTP_DIRENT *b = *(SFTP_DIRENT **)bb;
1.53 djm 761: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
1.44 djm 762:
1.52 djm 763: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
1.53 djm 764: if (sort_flag & LS_NAME_SORT)
1.52 djm 765: return (rmul * strcmp(a->filename, b->filename));
1.53 djm 766: else if (sort_flag & LS_TIME_SORT)
1.52 djm 767: return (rmul * NCMP(a->a.mtime, b->a.mtime));
1.53 djm 768: else if (sort_flag & LS_SIZE_SORT)
1.52 djm 769: return (rmul * NCMP(a->a.size, b->a.size));
770:
771: fatal("Unknown ls sort type");
1.44 djm 772: }
773:
774: /* sftp ls.1 replacement for directories */
775: static int
1.175 djm 776: do_ls_dir(struct sftp_conn *conn, const char *path,
777: const char *strip_path, int lflag)
1.44 djm 778: {
1.64 djm 779: int n;
780: u_int c = 1, colspace = 0, columns = 1;
1.44 djm 781: SFTP_DIRENT **d;
782:
783: if ((n = do_readdir(conn, path, &d)) != 0)
784: return (n);
785:
1.53 djm 786: if (!(lflag & LS_SHORT_VIEW)) {
1.64 djm 787: u_int m = 0, width = 80;
1.44 djm 788: struct winsize ws;
789: char *tmp;
790:
791: /* Count entries for sort and find longest filename */
1.54 djm 792: for (n = 0; d[n] != NULL; n++) {
793: if (d[n]->filename[0] != '.' || (lflag & LS_SHOW_ALL))
1.176 deraadt 794: m = MAXIMUM(m, strlen(d[n]->filename));
1.54 djm 795: }
1.44 djm 796:
797: /* Add any subpath that also needs to be counted */
798: tmp = path_strip(path, strip_path);
799: m += strlen(tmp);
1.145 djm 800: free(tmp);
1.44 djm 801:
802: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
803: width = ws.ws_col;
804:
805: columns = width / (m + 2);
1.176 deraadt 806: columns = MAXIMUM(columns, 1);
1.44 djm 807: colspace = width / columns;
1.176 deraadt 808: colspace = MINIMUM(colspace, width);
1.44 djm 809: }
810:
1.52 djm 811: if (lflag & SORT_FLAGS) {
1.68 dtucker 812: for (n = 0; d[n] != NULL; n++)
813: ; /* count entries */
1.53 djm 814: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
1.52 djm 815: qsort(d, n, sizeof(*d), sdirent_comp);
816: }
1.44 djm 817:
1.46 djm 818: for (n = 0; d[n] != NULL && !interrupted; n++) {
1.44 djm 819: char *tmp, *fname;
1.54 djm 820:
821: if (d[n]->filename[0] == '.' && !(lflag & LS_SHOW_ALL))
822: continue;
1.44 djm 823:
824: tmp = path_append(path, d[n]->filename);
825: fname = path_strip(tmp, strip_path);
1.145 djm 826: free(tmp);
1.44 djm 827:
1.53 djm 828: if (lflag & LS_LONG_VIEW) {
1.119 djm 829: if (lflag & (LS_NUMERIC_VIEW|LS_SI_UNITS)) {
1.50 djm 830: char *lname;
831: struct stat sb;
832:
833: memset(&sb, 0, sizeof(sb));
834: attrib_to_stat(&d[n]->a, &sb);
1.119 djm 835: lname = ls_file(fname, &sb, 1,
836: (lflag & LS_SI_UNITS));
1.174 schwarze 837: mprintf("%s\n", lname);
1.145 djm 838: free(lname);
1.50 djm 839: } else
1.174 schwarze 840: mprintf("%s\n", d[n]->longname);
1.44 djm 841: } else {
1.174 schwarze 842: mprintf("%-*s", colspace, fname);
1.44 djm 843: if (c >= columns) {
844: printf("\n");
845: c = 1;
846: } else
847: c++;
848: }
849:
1.145 djm 850: free(fname);
1.44 djm 851: }
852:
1.53 djm 853: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 854: printf("\n");
855:
856: free_sftp_dirents(d);
857: return (0);
858: }
859:
860: /* sftp ls.1 replacement which handles path globs */
861: static int
1.175 djm 862: do_globbed_ls(struct sftp_conn *conn, const char *path,
863: const char *strip_path, int lflag)
1.44 djm 864: {
1.129 djm 865: char *fname, *lname;
1.44 djm 866: glob_t g;
1.164 djm 867: int err, r;
1.129 djm 868: struct winsize ws;
869: u_int i, c = 1, colspace = 0, columns = 1, m = 0, width = 80;
1.44 djm 870:
871: memset(&g, 0, sizeof(g));
872:
1.164 djm 873: if ((r = remote_glob(conn, path,
1.133 djm 874: GLOB_MARK|GLOB_NOCHECK|GLOB_BRACE|GLOB_KEEPSTAT|GLOB_NOSORT,
1.164 djm 875: NULL, &g)) != 0 ||
1.128 djm 876: (g.gl_pathc && !g.gl_matchc)) {
1.60 fgsch 877: if (g.gl_pathc)
878: globfree(&g);
1.164 djm 879: if (r == GLOB_NOSPACE) {
880: error("Can't ls: Too many matches for \"%s\"", path);
881: } else {
882: error("Can't ls: \"%s\" not found", path);
883: }
1.128 djm 884: return -1;
1.44 djm 885: }
886:
1.46 djm 887: if (interrupted)
888: goto out;
889:
1.44 djm 890: /*
1.60 fgsch 891: * If the glob returns a single match and it is a directory,
892: * then just list its contents.
1.44 djm 893: */
1.128 djm 894: if (g.gl_matchc == 1 && g.gl_statv[0] != NULL &&
895: S_ISDIR(g.gl_statv[0]->st_mode)) {
896: err = do_ls_dir(conn, g.gl_pathv[0], strip_path, lflag);
897: globfree(&g);
898: return err;
1.44 djm 899: }
900:
1.129 djm 901: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
902: width = ws.ws_col;
903:
1.53 djm 904: if (!(lflag & LS_SHORT_VIEW)) {
1.44 djm 905: /* Count entries for sort and find longest filename */
906: for (i = 0; g.gl_pathv[i]; i++)
1.176 deraadt 907: m = MAXIMUM(m, strlen(g.gl_pathv[i]));
1.44 djm 908:
909: columns = width / (m + 2);
1.176 deraadt 910: columns = MAXIMUM(columns, 1);
1.44 djm 911: colspace = width / columns;
912: }
913:
1.136 dtucker 914: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.44 djm 915: fname = path_strip(g.gl_pathv[i], strip_path);
1.53 djm 916: if (lflag & LS_LONG_VIEW) {
1.128 djm 917: if (g.gl_statv[i] == NULL) {
918: error("no stat information for %s", fname);
919: continue;
920: }
921: lname = ls_file(fname, g.gl_statv[i], 1,
922: (lflag & LS_SI_UNITS));
1.174 schwarze 923: mprintf("%s\n", lname);
1.145 djm 924: free(lname);
1.44 djm 925: } else {
1.174 schwarze 926: mprintf("%-*s", colspace, fname);
1.44 djm 927: if (c >= columns) {
928: printf("\n");
929: c = 1;
930: } else
931: c++;
932: }
1.145 djm 933: free(fname);
1.44 djm 934: }
935:
1.53 djm 936: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 937: printf("\n");
938:
1.46 djm 939: out:
1.44 djm 940: if (g.gl_pathc)
941: globfree(&g);
942:
1.128 djm 943: return 0;
1.44 djm 944: }
945:
1.100 djm 946: static int
1.175 djm 947: do_df(struct sftp_conn *conn, const char *path, int hflag, int iflag)
1.100 djm 948: {
1.101 dtucker 949: struct sftp_statvfs st;
1.100 djm 950: char s_used[FMT_SCALED_STRSIZE];
951: char s_avail[FMT_SCALED_STRSIZE];
952: char s_root[FMT_SCALED_STRSIZE];
953: char s_total[FMT_SCALED_STRSIZE];
1.114 dtucker 954: unsigned long long ffree;
1.100 djm 955:
956: if (do_statvfs(conn, path, &st, 1) == -1)
957: return -1;
958: if (iflag) {
1.114 dtucker 959: ffree = st.f_files ? (100 * (st.f_files - st.f_ffree) / st.f_files) : 0;
1.100 djm 960: printf(" Inodes Used Avail "
961: "(root) %%Capacity\n");
962: printf("%11llu %11llu %11llu %11llu %3llu%%\n",
963: (unsigned long long)st.f_files,
964: (unsigned long long)(st.f_files - st.f_ffree),
965: (unsigned long long)st.f_favail,
1.114 dtucker 966: (unsigned long long)st.f_ffree, ffree);
1.100 djm 967: } else if (hflag) {
968: strlcpy(s_used, "error", sizeof(s_used));
969: strlcpy(s_avail, "error", sizeof(s_avail));
970: strlcpy(s_root, "error", sizeof(s_root));
971: strlcpy(s_total, "error", sizeof(s_total));
972: fmt_scaled((st.f_blocks - st.f_bfree) * st.f_frsize, s_used);
973: fmt_scaled(st.f_bavail * st.f_frsize, s_avail);
974: fmt_scaled(st.f_bfree * st.f_frsize, s_root);
975: fmt_scaled(st.f_blocks * st.f_frsize, s_total);
976: printf(" Size Used Avail (root) %%Capacity\n");
977: printf("%7sB %7sB %7sB %7sB %3llu%%\n",
978: s_total, s_used, s_avail, s_root,
979: (unsigned long long)(100 * (st.f_blocks - st.f_bfree) /
980: st.f_blocks));
981: } else {
982: printf(" Size Used Avail "
983: "(root) %%Capacity\n");
984: printf("%12llu %12llu %12llu %12llu %3llu%%\n",
985: (unsigned long long)(st.f_frsize * st.f_blocks / 1024),
986: (unsigned long long)(st.f_frsize *
987: (st.f_blocks - st.f_bfree) / 1024),
988: (unsigned long long)(st.f_frsize * st.f_bavail / 1024),
989: (unsigned long long)(st.f_frsize * st.f_bfree / 1024),
990: (unsigned long long)(100 * (st.f_blocks - st.f_bfree) /
991: st.f_blocks));
992: }
993: return 0;
994: }
995:
1.97 djm 996: /*
997: * Undo escaping of glob sequences in place. Used to undo extra escaping
998: * applied in makeargv() when the string is destined for a function that
999: * does not glob it.
1000: */
1001: static void
1002: undo_glob_escape(char *s)
1003: {
1004: size_t i, j;
1005:
1006: for (i = j = 0;;) {
1007: if (s[i] == '\0') {
1008: s[j] = '\0';
1009: return;
1010: }
1011: if (s[i] != '\\') {
1012: s[j++] = s[i++];
1013: continue;
1014: }
1015: /* s[i] == '\\' */
1016: ++i;
1017: switch (s[i]) {
1018: case '?':
1019: case '[':
1020: case '*':
1021: case '\\':
1022: s[j++] = s[i++];
1023: break;
1024: case '\0':
1025: s[j++] = '\\';
1026: s[j] = '\0';
1027: return;
1028: default:
1029: s[j++] = '\\';
1030: s[j++] = s[i++];
1031: break;
1032: }
1033: }
1034: }
1035:
1036: /*
1037: * Split a string into an argument vector using sh(1)-style quoting,
1038: * comment and escaping rules, but with some tweaks to handle glob(3)
1039: * wildcards.
1.116 djm 1040: * The "sloppy" flag allows for recovery from missing terminating quote, for
1041: * use in parsing incomplete commandlines during tab autocompletion.
1042: *
1.97 djm 1043: * Returns NULL on error or a NULL-terminated array of arguments.
1.116 djm 1044: *
1045: * If "lastquote" is not NULL, the quoting character used for the last
1046: * argument is placed in *lastquote ("\0", "'" or "\"").
1.149 djm 1047: *
1.116 djm 1048: * If "terminated" is not NULL, *terminated will be set to 1 when the
1049: * last argument's quote has been properly terminated or 0 otherwise.
1050: * This parameter is only of use if "sloppy" is set.
1.97 djm 1051: */
1052: #define MAXARGS 128
1053: #define MAXARGLEN 8192
1054: static char **
1.116 djm 1055: makeargv(const char *arg, int *argcp, int sloppy, char *lastquote,
1056: u_int *terminated)
1.97 djm 1057: {
1058: int argc, quot;
1059: size_t i, j;
1060: static char argvs[MAXARGLEN];
1061: static char *argv[MAXARGS + 1];
1062: enum { MA_START, MA_SQUOTE, MA_DQUOTE, MA_UNQUOTED } state, q;
1063:
1064: *argcp = argc = 0;
1065: if (strlen(arg) > sizeof(argvs) - 1) {
1066: args_too_longs:
1067: error("string too long");
1068: return NULL;
1069: }
1.116 djm 1070: if (terminated != NULL)
1071: *terminated = 1;
1072: if (lastquote != NULL)
1073: *lastquote = '\0';
1.97 djm 1074: state = MA_START;
1075: i = j = 0;
1076: for (;;) {
1.141 markus 1077: if ((size_t)argc >= sizeof(argv) / sizeof(*argv)){
1.138 dtucker 1078: error("Too many arguments.");
1079: return NULL;
1080: }
1.158 deraadt 1081: if (isspace((unsigned char)arg[i])) {
1.97 djm 1082: if (state == MA_UNQUOTED) {
1083: /* Terminate current argument */
1084: argvs[j++] = '\0';
1085: argc++;
1086: state = MA_START;
1087: } else if (state != MA_START)
1088: argvs[j++] = arg[i];
1089: } else if (arg[i] == '"' || arg[i] == '\'') {
1090: q = arg[i] == '"' ? MA_DQUOTE : MA_SQUOTE;
1091: if (state == MA_START) {
1092: argv[argc] = argvs + j;
1093: state = q;
1.116 djm 1094: if (lastquote != NULL)
1095: *lastquote = arg[i];
1.149 djm 1096: } else if (state == MA_UNQUOTED)
1.97 djm 1097: state = q;
1098: else if (state == q)
1099: state = MA_UNQUOTED;
1100: else
1101: argvs[j++] = arg[i];
1102: } else if (arg[i] == '\\') {
1103: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1104: quot = state == MA_SQUOTE ? '\'' : '"';
1105: /* Unescape quote we are in */
1106: /* XXX support \n and friends? */
1107: if (arg[i + 1] == quot) {
1108: i++;
1109: argvs[j++] = arg[i];
1110: } else if (arg[i + 1] == '?' ||
1111: arg[i + 1] == '[' || arg[i + 1] == '*') {
1112: /*
1113: * Special case for sftp: append
1114: * double-escaped glob sequence -
1115: * glob will undo one level of
1116: * escaping. NB. string can grow here.
1117: */
1118: if (j >= sizeof(argvs) - 5)
1119: goto args_too_longs;
1120: argvs[j++] = '\\';
1121: argvs[j++] = arg[i++];
1122: argvs[j++] = '\\';
1123: argvs[j++] = arg[i];
1124: } else {
1125: argvs[j++] = arg[i++];
1126: argvs[j++] = arg[i];
1127: }
1128: } else {
1129: if (state == MA_START) {
1130: argv[argc] = argvs + j;
1131: state = MA_UNQUOTED;
1.116 djm 1132: if (lastquote != NULL)
1133: *lastquote = '\0';
1.97 djm 1134: }
1135: if (arg[i + 1] == '?' || arg[i + 1] == '[' ||
1136: arg[i + 1] == '*' || arg[i + 1] == '\\') {
1137: /*
1138: * Special case for sftp: append
1139: * escaped glob sequence -
1140: * glob will undo one level of
1141: * escaping.
1142: */
1143: argvs[j++] = arg[i++];
1144: argvs[j++] = arg[i];
1145: } else {
1146: /* Unescape everything */
1147: /* XXX support \n and friends? */
1148: i++;
1149: argvs[j++] = arg[i];
1150: }
1151: }
1152: } else if (arg[i] == '#') {
1153: if (state == MA_SQUOTE || state == MA_DQUOTE)
1154: argvs[j++] = arg[i];
1155: else
1156: goto string_done;
1157: } else if (arg[i] == '\0') {
1158: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1.116 djm 1159: if (sloppy) {
1160: state = MA_UNQUOTED;
1161: if (terminated != NULL)
1162: *terminated = 0;
1163: goto string_done;
1164: }
1.97 djm 1165: error("Unterminated quoted argument");
1166: return NULL;
1167: }
1168: string_done:
1169: if (state == MA_UNQUOTED) {
1170: argvs[j++] = '\0';
1171: argc++;
1172: }
1173: break;
1174: } else {
1175: if (state == MA_START) {
1176: argv[argc] = argvs + j;
1177: state = MA_UNQUOTED;
1.116 djm 1178: if (lastquote != NULL)
1179: *lastquote = '\0';
1.97 djm 1180: }
1181: if ((state == MA_SQUOTE || state == MA_DQUOTE) &&
1182: (arg[i] == '?' || arg[i] == '[' || arg[i] == '*')) {
1183: /*
1184: * Special case for sftp: escape quoted
1185: * glob(3) wildcards. NB. string can grow
1186: * here.
1187: */
1188: if (j >= sizeof(argvs) - 3)
1189: goto args_too_longs;
1190: argvs[j++] = '\\';
1191: argvs[j++] = arg[i];
1192: } else
1193: argvs[j++] = arg[i];
1194: }
1195: i++;
1196: }
1197: *argcp = argc;
1198: return argv;
1199: }
1200:
1.44 djm 1201: static int
1.159 logan 1202: parse_args(const char **cpp, int *ignore_errors, int *aflag,
1.173 djm 1203: int *fflag, int *hflag, int *iflag, int *lflag, int *pflag,
1.159 logan 1204: int *rflag, int *sflag,
1.156 djm 1205: unsigned long *n_arg, char **path1, char **path2)
1.44 djm 1206: {
1207: const char *cmd, *cp = *cpp;
1.97 djm 1208: char *cp2, **argv;
1.44 djm 1209: int base = 0;
1210: long l;
1.97 djm 1211: int i, cmdnum, optidx, argc;
1.44 djm 1212:
1213: /* Skip leading whitespace */
1214: cp = cp + strspn(cp, WHITESPACE);
1215:
1216: /* Check for leading '-' (disable error processing) */
1.156 djm 1217: *ignore_errors = 0;
1.44 djm 1218: if (*cp == '-') {
1.156 djm 1219: *ignore_errors = 1;
1.44 djm 1220: cp++;
1.118 dtucker 1221: cp = cp + strspn(cp, WHITESPACE);
1.44 djm 1222: }
1.118 dtucker 1223:
1224: /* Ignore blank lines and lines which begin with comment '#' char */
1225: if (*cp == '\0' || *cp == '#')
1226: return (0);
1.44 djm 1227:
1.116 djm 1228: if ((argv = makeargv(cp, &argc, 0, NULL, NULL)) == NULL)
1.97 djm 1229: return -1;
1230:
1.44 djm 1231: /* Figure out which command we have */
1.97 djm 1232: for (i = 0; cmds[i].c != NULL; i++) {
1.142 djm 1233: if (argv[0] != NULL && strcasecmp(cmds[i].c, argv[0]) == 0)
1.44 djm 1234: break;
1235: }
1236: cmdnum = cmds[i].n;
1237: cmd = cmds[i].c;
1238:
1239: /* Special case */
1240: if (*cp == '!') {
1241: cp++;
1242: cmdnum = I_SHELL;
1243: } else if (cmdnum == -1) {
1244: error("Invalid command.");
1.97 djm 1245: return -1;
1.44 djm 1246: }
1247:
1248: /* Get arguments and parse flags */
1.156 djm 1249: *aflag = *fflag = *hflag = *iflag = *lflag = *pflag = 0;
1250: *rflag = *sflag = 0;
1.44 djm 1251: *path1 = *path2 = NULL;
1.97 djm 1252: optidx = 1;
1.44 djm 1253: switch (cmdnum) {
1254: case I_GET:
1.148 djm 1255: case I_REGET:
1.159 logan 1256: case I_REPUT:
1.44 djm 1257: case I_PUT:
1.132 djm 1258: if ((optidx = parse_getput_flags(cmd, argv, argc,
1.156 djm 1259: aflag, fflag, pflag, rflag)) == -1)
1.97 djm 1260: return -1;
1.44 djm 1261: /* Get first pathname (mandatory) */
1.97 djm 1262: if (argc - optidx < 1) {
1.44 djm 1263: error("You must specify at least one path after a "
1264: "%s command.", cmd);
1.97 djm 1265: return -1;
1266: }
1267: *path1 = xstrdup(argv[optidx]);
1268: /* Get second pathname (optional) */
1269: if (argc - optidx > 1) {
1270: *path2 = xstrdup(argv[optidx + 1]);
1271: /* Destination is not globbed */
1272: undo_glob_escape(*path2);
1.44 djm 1273: }
1274: break;
1.132 djm 1275: case I_LINK:
1276: if ((optidx = parse_link_flags(cmd, argv, argc, sflag)) == -1)
1277: return -1;
1.152 djm 1278: goto parse_two_paths;
1279: case I_RENAME:
1280: if ((optidx = parse_rename_flags(cmd, argv, argc, lflag)) == -1)
1281: return -1;
1282: goto parse_two_paths;
1.132 djm 1283: case I_SYMLINK:
1.153 djm 1284: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1285: return -1;
1.152 djm 1286: parse_two_paths:
1.97 djm 1287: if (argc - optidx < 2) {
1.44 djm 1288: error("You must specify two paths after a %s "
1289: "command.", cmd);
1.97 djm 1290: return -1;
1.44 djm 1291: }
1.97 djm 1292: *path1 = xstrdup(argv[optidx]);
1293: *path2 = xstrdup(argv[optidx + 1]);
1294: /* Paths are not globbed */
1295: undo_glob_escape(*path1);
1296: undo_glob_escape(*path2);
1.44 djm 1297: break;
1298: case I_RM:
1299: case I_MKDIR:
1300: case I_RMDIR:
1301: case I_CHDIR:
1302: case I_LCHDIR:
1303: case I_LMKDIR:
1.153 djm 1304: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1305: return -1;
1.44 djm 1306: /* Get pathname (mandatory) */
1.97 djm 1307: if (argc - optidx < 1) {
1.44 djm 1308: error("You must specify a path after a %s command.",
1309: cmd);
1.97 djm 1310: return -1;
1.44 djm 1311: }
1.97 djm 1312: *path1 = xstrdup(argv[optidx]);
1313: /* Only "rm" globs */
1314: if (cmdnum != I_RM)
1315: undo_glob_escape(*path1);
1.44 djm 1316: break;
1.100 djm 1317: case I_DF:
1318: if ((optidx = parse_df_flags(cmd, argv, argc, hflag,
1319: iflag)) == -1)
1320: return -1;
1321: /* Default to current directory if no path specified */
1322: if (argc - optidx < 1)
1323: *path1 = NULL;
1324: else {
1325: *path1 = xstrdup(argv[optidx]);
1326: undo_glob_escape(*path1);
1327: }
1328: break;
1.44 djm 1329: case I_LS:
1.97 djm 1330: if ((optidx = parse_ls_flags(argv, argc, lflag)) == -1)
1.44 djm 1331: return(-1);
1332: /* Path is optional */
1.97 djm 1333: if (argc - optidx > 0)
1334: *path1 = xstrdup(argv[optidx]);
1.44 djm 1335: break;
1336: case I_LLS:
1.98 djm 1337: /* Skip ls command and following whitespace */
1338: cp = cp + strlen(cmd) + strspn(cp, WHITESPACE);
1.44 djm 1339: case I_SHELL:
1340: /* Uses the rest of the line */
1341: break;
1342: case I_LUMASK:
1343: case I_CHMOD:
1344: base = 8;
1345: case I_CHOWN:
1346: case I_CHGRP:
1.153 djm 1347: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1348: return -1;
1.44 djm 1349: /* Get numeric arg (mandatory) */
1.97 djm 1350: if (argc - optidx < 1)
1351: goto need_num_arg;
1.93 ray 1352: errno = 0;
1.97 djm 1353: l = strtol(argv[optidx], &cp2, base);
1354: if (cp2 == argv[optidx] || *cp2 != '\0' ||
1355: ((l == LONG_MIN || l == LONG_MAX) && errno == ERANGE) ||
1356: l < 0) {
1357: need_num_arg:
1.44 djm 1358: error("You must supply a numeric argument "
1359: "to the %s command.", cmd);
1.97 djm 1360: return -1;
1.44 djm 1361: }
1362: *n_arg = l;
1.97 djm 1363: if (cmdnum == I_LUMASK)
1.44 djm 1364: break;
1365: /* Get pathname (mandatory) */
1.97 djm 1366: if (argc - optidx < 2) {
1.44 djm 1367: error("You must specify a path after a %s command.",
1368: cmd);
1.97 djm 1369: return -1;
1.44 djm 1370: }
1.97 djm 1371: *path1 = xstrdup(argv[optidx + 1]);
1.44 djm 1372: break;
1373: case I_QUIT:
1374: case I_PWD:
1375: case I_LPWD:
1376: case I_HELP:
1377: case I_VERSION:
1378: case I_PROGRESS:
1.153 djm 1379: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1380: return -1;
1.44 djm 1381: break;
1382: default:
1383: fatal("Command not implemented");
1384: }
1385:
1386: *cpp = cp;
1387: return(cmdnum);
1388: }
1389:
1390: static int
1391: parse_dispatch_command(struct sftp_conn *conn, const char *cmd, char **pwd,
1392: int err_abort)
1393: {
1394: char *path1, *path2, *tmp;
1.173 djm 1395: int ignore_errors = 0, aflag = 0, fflag = 0, hflag = 0,
1.159 logan 1396: iflag = 0;
1.156 djm 1397: int lflag = 0, pflag = 0, rflag = 0, sflag = 0;
1.132 djm 1398: int cmdnum, i;
1.107 dtucker 1399: unsigned long n_arg = 0;
1.44 djm 1400: Attrib a, *aa;
1.170 deraadt 1401: char path_buf[PATH_MAX];
1.44 djm 1402: int err = 0;
1403: glob_t g;
1404:
1405: path1 = path2 = NULL;
1.156 djm 1406: cmdnum = parse_args(&cmd, &ignore_errors, &aflag, &fflag, &hflag,
1407: &iflag, &lflag, &pflag, &rflag, &sflag, &n_arg, &path1, &path2);
1408: if (ignore_errors != 0)
1.44 djm 1409: err_abort = 0;
1410:
1411: memset(&g, 0, sizeof(g));
1412:
1413: /* Perform command */
1414: switch (cmdnum) {
1415: case 0:
1416: /* Blank line */
1417: break;
1418: case -1:
1419: /* Unrecognized command */
1420: err = -1;
1421: break;
1.148 djm 1422: case I_REGET:
1423: aflag = 1;
1424: /* FALLTHROUGH */
1.44 djm 1425: case I_GET:
1.148 djm 1426: err = process_get(conn, path1, path2, *pwd, pflag,
1.156 djm 1427: rflag, aflag, fflag);
1.44 djm 1428: break;
1.159 logan 1429: case I_REPUT:
1430: aflag = 1;
1431: /* FALLTHROUGH */
1.44 djm 1432: case I_PUT:
1.156 djm 1433: err = process_put(conn, path1, path2, *pwd, pflag,
1.159 logan 1434: rflag, aflag, fflag);
1.44 djm 1435: break;
1436: case I_RENAME:
1437: path1 = make_absolute(path1, *pwd);
1438: path2 = make_absolute(path2, *pwd);
1.152 djm 1439: err = do_rename(conn, path1, path2, lflag);
1.44 djm 1440: break;
1441: case I_SYMLINK:
1.132 djm 1442: sflag = 1;
1443: case I_LINK:
1.151 djm 1444: if (!sflag)
1445: path1 = make_absolute(path1, *pwd);
1.44 djm 1446: path2 = make_absolute(path2, *pwd);
1.132 djm 1447: err = (sflag ? do_symlink : do_hardlink)(conn, path1, path2);
1.44 djm 1448: break;
1449: case I_RM:
1450: path1 = make_absolute(path1, *pwd);
1451: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1452: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1453: if (!quiet)
1.174 schwarze 1454: mprintf("Removing %s\n", g.gl_pathv[i]);
1.44 djm 1455: err = do_rm(conn, g.gl_pathv[i]);
1456: if (err != 0 && err_abort)
1457: break;
1458: }
1459: break;
1460: case I_MKDIR:
1461: path1 = make_absolute(path1, *pwd);
1462: attrib_clear(&a);
1463: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1464: a.perm = 0777;
1.111 djm 1465: err = do_mkdir(conn, path1, &a, 1);
1.44 djm 1466: break;
1467: case I_RMDIR:
1468: path1 = make_absolute(path1, *pwd);
1469: err = do_rmdir(conn, path1);
1470: break;
1471: case I_CHDIR:
1472: path1 = make_absolute(path1, *pwd);
1473: if ((tmp = do_realpath(conn, path1)) == NULL) {
1474: err = 1;
1475: break;
1476: }
1477: if ((aa = do_stat(conn, tmp, 0)) == NULL) {
1.145 djm 1478: free(tmp);
1.44 djm 1479: err = 1;
1480: break;
1481: }
1482: if (!(aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) {
1483: error("Can't change directory: Can't check target");
1.145 djm 1484: free(tmp);
1.44 djm 1485: err = 1;
1486: break;
1487: }
1488: if (!S_ISDIR(aa->perm)) {
1489: error("Can't change directory: \"%s\" is not "
1490: "a directory", tmp);
1.145 djm 1491: free(tmp);
1.44 djm 1492: err = 1;
1493: break;
1494: }
1.145 djm 1495: free(*pwd);
1.44 djm 1496: *pwd = tmp;
1497: break;
1498: case I_LS:
1499: if (!path1) {
1.125 djm 1500: do_ls_dir(conn, *pwd, *pwd, lflag);
1.44 djm 1501: break;
1502: }
1503:
1504: /* Strip pwd off beginning of non-absolute paths */
1505: tmp = NULL;
1506: if (*path1 != '/')
1507: tmp = *pwd;
1508:
1509: path1 = make_absolute(path1, *pwd);
1510: err = do_globbed_ls(conn, path1, tmp, lflag);
1.100 djm 1511: break;
1512: case I_DF:
1513: /* Default to current directory if no path specified */
1514: if (path1 == NULL)
1515: path1 = xstrdup(*pwd);
1516: path1 = make_absolute(path1, *pwd);
1517: err = do_df(conn, path1, hflag, iflag);
1.44 djm 1518: break;
1519: case I_LCHDIR:
1.166 deraadt 1520: tmp = tilde_expand_filename(path1, getuid());
1.165 djm 1521: free(path1);
1522: path1 = tmp;
1.44 djm 1523: if (chdir(path1) == -1) {
1524: error("Couldn't change local directory to "
1525: "\"%s\": %s", path1, strerror(errno));
1526: err = 1;
1527: }
1528: break;
1529: case I_LMKDIR:
1530: if (mkdir(path1, 0777) == -1) {
1531: error("Couldn't create local directory "
1532: "\"%s\": %s", path1, strerror(errno));
1533: err = 1;
1534: }
1535: break;
1536: case I_LLS:
1537: local_do_ls(cmd);
1538: break;
1539: case I_SHELL:
1540: local_do_shell(cmd);
1541: break;
1542: case I_LUMASK:
1543: umask(n_arg);
1544: printf("Local umask: %03lo\n", n_arg);
1545: break;
1546: case I_CHMOD:
1547: path1 = make_absolute(path1, *pwd);
1548: attrib_clear(&a);
1549: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1550: a.perm = n_arg;
1551: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1552: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1553: if (!quiet)
1.174 schwarze 1554: mprintf("Changing mode on %s\n",
1555: g.gl_pathv[i]);
1.44 djm 1556: err = do_setstat(conn, g.gl_pathv[i], &a);
1557: if (err != 0 && err_abort)
1558: break;
1559: }
1560: break;
1561: case I_CHOWN:
1562: case I_CHGRP:
1563: path1 = make_absolute(path1, *pwd);
1564: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1565: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.44 djm 1566: if (!(aa = do_stat(conn, g.gl_pathv[i], 0))) {
1.104 djm 1567: if (err_abort) {
1568: err = -1;
1.44 djm 1569: break;
1.104 djm 1570: } else
1.44 djm 1571: continue;
1572: }
1573: if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) {
1574: error("Can't get current ownership of "
1575: "remote file \"%s\"", g.gl_pathv[i]);
1.104 djm 1576: if (err_abort) {
1577: err = -1;
1.44 djm 1578: break;
1.104 djm 1579: } else
1.44 djm 1580: continue;
1581: }
1582: aa->flags &= SSH2_FILEXFER_ATTR_UIDGID;
1583: if (cmdnum == I_CHOWN) {
1.143 djm 1584: if (!quiet)
1.174 schwarze 1585: mprintf("Changing owner on %s\n",
1.143 djm 1586: g.gl_pathv[i]);
1.44 djm 1587: aa->uid = n_arg;
1588: } else {
1.143 djm 1589: if (!quiet)
1.174 schwarze 1590: mprintf("Changing group on %s\n",
1.143 djm 1591: g.gl_pathv[i]);
1.44 djm 1592: aa->gid = n_arg;
1593: }
1594: err = do_setstat(conn, g.gl_pathv[i], aa);
1595: if (err != 0 && err_abort)
1596: break;
1597: }
1598: break;
1599: case I_PWD:
1.174 schwarze 1600: mprintf("Remote working directory: %s\n", *pwd);
1.44 djm 1601: break;
1602: case I_LPWD:
1603: if (!getcwd(path_buf, sizeof(path_buf))) {
1604: error("Couldn't get local cwd: %s", strerror(errno));
1605: err = -1;
1606: break;
1607: }
1.174 schwarze 1608: mprintf("Local working directory: %s\n", path_buf);
1.44 djm 1609: break;
1610: case I_QUIT:
1611: /* Processed below */
1612: break;
1613: case I_HELP:
1614: help();
1615: break;
1616: case I_VERSION:
1617: printf("SFTP protocol version %u\n", sftp_proto_version(conn));
1618: break;
1619: case I_PROGRESS:
1620: showprogress = !showprogress;
1621: if (showprogress)
1622: printf("Progress meter enabled\n");
1623: else
1624: printf("Progress meter disabled\n");
1625: break;
1626: default:
1627: fatal("%d is not implemented", cmdnum);
1628: }
1629:
1630: if (g.gl_pathc)
1631: globfree(&g);
1.145 djm 1632: free(path1);
1633: free(path2);
1.44 djm 1634:
1635: /* If an unignored error occurs in batch mode we should abort. */
1636: if (err_abort && err != 0)
1637: return (-1);
1638: else if (cmdnum == I_QUIT)
1639: return (1);
1640:
1641: return (0);
1642: }
1643:
1.57 djm 1644: static char *
1645: prompt(EditLine *el)
1646: {
1647: return ("sftp> ");
1648: }
1649:
1.116 djm 1650: /* Display entries in 'list' after skipping the first 'len' chars */
1651: static void
1652: complete_display(char **list, u_int len)
1653: {
1654: u_int y, m = 0, width = 80, columns = 1, colspace = 0, llen;
1655: struct winsize ws;
1656: char *tmp;
1657:
1658: /* Count entries for sort and find longest */
1.149 djm 1659: for (y = 0; list[y]; y++)
1.176 deraadt 1660: m = MAXIMUM(m, strlen(list[y]));
1.116 djm 1661:
1662: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
1663: width = ws.ws_col;
1664:
1665: m = m > len ? m - len : 0;
1666: columns = width / (m + 2);
1.176 deraadt 1667: columns = MAXIMUM(columns, 1);
1.116 djm 1668: colspace = width / columns;
1.176 deraadt 1669: colspace = MINIMUM(colspace, width);
1.116 djm 1670:
1671: printf("\n");
1672: m = 1;
1673: for (y = 0; list[y]; y++) {
1674: llen = strlen(list[y]);
1675: tmp = llen > len ? list[y] + len : "";
1.174 schwarze 1676: mprintf("%-*s", colspace, tmp);
1.116 djm 1677: if (m >= columns) {
1678: printf("\n");
1679: m = 1;
1680: } else
1681: m++;
1682: }
1683: printf("\n");
1684: }
1685:
1686: /*
1687: * Given a "list" of words that begin with a common prefix of "word",
1688: * attempt to find an autocompletion to extends "word" by the next
1689: * characters common to all entries in "list".
1690: */
1691: static char *
1692: complete_ambiguous(const char *word, char **list, size_t count)
1693: {
1694: if (word == NULL)
1695: return NULL;
1696:
1697: if (count > 0) {
1698: u_int y, matchlen = strlen(list[0]);
1699:
1700: /* Find length of common stem */
1701: for (y = 1; list[y]; y++) {
1702: u_int x;
1703:
1.149 djm 1704: for (x = 0; x < matchlen; x++)
1705: if (list[0][x] != list[y][x])
1.116 djm 1706: break;
1707:
1708: matchlen = x;
1709: }
1710:
1711: if (matchlen > strlen(word)) {
1712: char *tmp = xstrdup(list[0]);
1713:
1.117 dtucker 1714: tmp[matchlen] = '\0';
1.116 djm 1715: return tmp;
1716: }
1.149 djm 1717: }
1.116 djm 1718:
1719: return xstrdup(word);
1720: }
1721:
1722: /* Autocomplete a sftp command */
1723: static int
1724: complete_cmd_parse(EditLine *el, char *cmd, int lastarg, char quote,
1725: int terminated)
1726: {
1727: u_int y, count = 0, cmdlen, tmplen;
1728: char *tmp, **list, argterm[3];
1729: const LineInfo *lf;
1730:
1731: list = xcalloc((sizeof(cmds) / sizeof(*cmds)) + 1, sizeof(char *));
1732:
1733: /* No command specified: display all available commands */
1734: if (cmd == NULL) {
1735: for (y = 0; cmds[y].c; y++)
1736: list[count++] = xstrdup(cmds[y].c);
1.149 djm 1737:
1.116 djm 1738: list[count] = NULL;
1739: complete_display(list, 0);
1740:
1.149 djm 1741: for (y = 0; list[y] != NULL; y++)
1742: free(list[y]);
1.145 djm 1743: free(list);
1.116 djm 1744: return count;
1745: }
1746:
1747: /* Prepare subset of commands that start with "cmd" */
1748: cmdlen = strlen(cmd);
1749: for (y = 0; cmds[y].c; y++) {
1.149 djm 1750: if (!strncasecmp(cmd, cmds[y].c, cmdlen))
1.116 djm 1751: list[count++] = xstrdup(cmds[y].c);
1752: }
1753: list[count] = NULL;
1754:
1.134 oga 1755: if (count == 0) {
1.145 djm 1756: free(list);
1.116 djm 1757: return 0;
1.134 oga 1758: }
1.116 djm 1759:
1760: /* Complete ambigious command */
1761: tmp = complete_ambiguous(cmd, list, count);
1762: if (count > 1)
1763: complete_display(list, 0);
1764:
1.149 djm 1765: for (y = 0; list[y]; y++)
1766: free(list[y]);
1.145 djm 1767: free(list);
1.116 djm 1768:
1769: if (tmp != NULL) {
1770: tmplen = strlen(tmp);
1771: cmdlen = strlen(cmd);
1772: /* If cmd may be extended then do so */
1773: if (tmplen > cmdlen)
1774: if (el_insertstr(el, tmp + cmdlen) == -1)
1775: fatal("el_insertstr failed.");
1776: lf = el_line(el);
1777: /* Terminate argument cleanly */
1778: if (count == 1) {
1779: y = 0;
1780: if (!terminated)
1781: argterm[y++] = quote;
1782: if (lastarg || *(lf->cursor) != ' ')
1783: argterm[y++] = ' ';
1784: argterm[y] = '\0';
1785: if (y > 0 && el_insertstr(el, argterm) == -1)
1786: fatal("el_insertstr failed.");
1787: }
1.145 djm 1788: free(tmp);
1.116 djm 1789: }
1790:
1791: return count;
1792: }
1793:
1794: /*
1795: * Determine whether a particular sftp command's arguments (if any)
1796: * represent local or remote files.
1797: */
1798: static int
1799: complete_is_remote(char *cmd) {
1800: int i;
1801:
1802: if (cmd == NULL)
1803: return -1;
1804:
1805: for (i = 0; cmds[i].c; i++) {
1.149 djm 1806: if (!strncasecmp(cmd, cmds[i].c, strlen(cmds[i].c)))
1.116 djm 1807: return cmds[i].t;
1808: }
1809:
1810: return -1;
1811: }
1812:
1813: /* Autocomplete a filename "file" */
1814: static int
1815: complete_match(EditLine *el, struct sftp_conn *conn, char *remote_path,
1816: char *file, int remote, int lastarg, char quote, int terminated)
1817: {
1818: glob_t g;
1.146 dtucker 1819: char *tmp, *tmp2, ins[8];
1.140 dtucker 1820: u_int i, hadglob, pwdlen, len, tmplen, filelen, cesc, isesc, isabs;
1.146 dtucker 1821: int clen;
1.116 djm 1822: const LineInfo *lf;
1.149 djm 1823:
1.116 djm 1824: /* Glob from "file" location */
1825: if (file == NULL)
1826: tmp = xstrdup("*");
1827: else
1828: xasprintf(&tmp, "%s*", file);
1829:
1.139 dtucker 1830: /* Check if the path is absolute. */
1831: isabs = tmp[0] == '/';
1832:
1.116 djm 1833: memset(&g, 0, sizeof(g));
1834: if (remote != LOCAL) {
1835: tmp = make_absolute(tmp, remote_path);
1836: remote_glob(conn, tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1837: } else
1.116 djm 1838: glob(tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1839:
1.116 djm 1840: /* Determine length of pwd so we can trim completion display */
1841: for (hadglob = tmplen = pwdlen = 0; tmp[tmplen] != 0; tmplen++) {
1842: /* Terminate counting on first unescaped glob metacharacter */
1843: if (tmp[tmplen] == '*' || tmp[tmplen] == '?') {
1844: if (tmp[tmplen] != '*' || tmp[tmplen + 1] != '\0')
1845: hadglob = 1;
1846: break;
1847: }
1848: if (tmp[tmplen] == '\\' && tmp[tmplen + 1] != '\0')
1849: tmplen++;
1850: if (tmp[tmplen] == '/')
1851: pwdlen = tmplen + 1; /* track last seen '/' */
1852: }
1.145 djm 1853: free(tmp);
1.161 dtucker 1854: tmp = NULL;
1.116 djm 1855:
1.149 djm 1856: if (g.gl_matchc == 0)
1.116 djm 1857: goto out;
1858:
1859: if (g.gl_matchc > 1)
1860: complete_display(g.gl_pathv, pwdlen);
1861:
1862: /* Don't try to extend globs */
1863: if (file == NULL || hadglob)
1864: goto out;
1865:
1866: tmp2 = complete_ambiguous(file, g.gl_pathv, g.gl_matchc);
1.139 dtucker 1867: tmp = path_strip(tmp2, isabs ? NULL : remote_path);
1.145 djm 1868: free(tmp2);
1.116 djm 1869:
1870: if (tmp == NULL)
1871: goto out;
1872:
1873: tmplen = strlen(tmp);
1874: filelen = strlen(file);
1875:
1.140 dtucker 1876: /* Count the number of escaped characters in the input string. */
1877: cesc = isesc = 0;
1878: for (i = 0; i < filelen; i++) {
1879: if (!isesc && file[i] == '\\' && i + 1 < filelen){
1880: isesc = 1;
1881: cesc++;
1882: } else
1883: isesc = 0;
1884: }
1885:
1886: if (tmplen > (filelen - cesc)) {
1887: tmp2 = tmp + filelen - cesc;
1.149 djm 1888: len = strlen(tmp2);
1.116 djm 1889: /* quote argument on way out */
1.146 dtucker 1890: for (i = 0; i < len; i += clen) {
1891: if ((clen = mblen(tmp2 + i, len - i)) < 0 ||
1892: (size_t)clen > sizeof(ins) - 2)
1893: fatal("invalid multibyte character");
1.116 djm 1894: ins[0] = '\\';
1.146 dtucker 1895: memcpy(ins + 1, tmp2 + i, clen);
1896: ins[clen + 1] = '\0';
1.116 djm 1897: switch (tmp2[i]) {
1898: case '\'':
1899: case '"':
1900: case '\\':
1901: case '\t':
1.131 sthen 1902: case '[':
1.116 djm 1903: case ' ':
1.140 dtucker 1904: case '#':
1905: case '*':
1.116 djm 1906: if (quote == '\0' || tmp2[i] == quote) {
1907: if (el_insertstr(el, ins) == -1)
1908: fatal("el_insertstr "
1909: "failed.");
1910: break;
1911: }
1912: /* FALLTHROUGH */
1913: default:
1914: if (el_insertstr(el, ins + 1) == -1)
1915: fatal("el_insertstr failed.");
1916: break;
1917: }
1918: }
1919: }
1920:
1921: lf = el_line(el);
1922: if (g.gl_matchc == 1) {
1923: i = 0;
1.162 dtucker 1924: if (!terminated && quote != '\0')
1.116 djm 1925: ins[i++] = quote;
1.120 djm 1926: if (*(lf->cursor - 1) != '/' &&
1927: (lastarg || *(lf->cursor) != ' '))
1.116 djm 1928: ins[i++] = ' ';
1929: ins[i] = '\0';
1930: if (i > 0 && el_insertstr(el, ins) == -1)
1931: fatal("el_insertstr failed.");
1932: }
1.145 djm 1933: free(tmp);
1.116 djm 1934:
1935: out:
1936: globfree(&g);
1937: return g.gl_matchc;
1938: }
1939:
1940: /* tab-completion hook function, called via libedit */
1941: static unsigned char
1942: complete(EditLine *el, int ch)
1943: {
1.149 djm 1944: char **argv, *line, quote;
1.147 djm 1945: int argc, carg;
1946: u_int cursor, len, terminated, ret = CC_ERROR;
1.116 djm 1947: const LineInfo *lf;
1948: struct complete_ctx *complete_ctx;
1949:
1950: lf = el_line(el);
1951: if (el_get(el, EL_CLIENTDATA, (void**)&complete_ctx) != 0)
1952: fatal("%s: el_get failed", __func__);
1953:
1954: /* Figure out which argument the cursor points to */
1955: cursor = lf->cursor - lf->buffer;
1.171 deraadt 1956: line = xmalloc(cursor + 1);
1.116 djm 1957: memcpy(line, lf->buffer, cursor);
1958: line[cursor] = '\0';
1959: argv = makeargv(line, &carg, 1, "e, &terminated);
1.145 djm 1960: free(line);
1.116 djm 1961:
1962: /* Get all the arguments on the line */
1963: len = lf->lastchar - lf->buffer;
1.171 deraadt 1964: line = xmalloc(len + 1);
1.116 djm 1965: memcpy(line, lf->buffer, len);
1966: line[len] = '\0';
1967: argv = makeargv(line, &argc, 1, NULL, NULL);
1968:
1969: /* Ensure cursor is at EOL or a argument boundary */
1970: if (line[cursor] != ' ' && line[cursor] != '\0' &&
1971: line[cursor] != '\n') {
1.145 djm 1972: free(line);
1.116 djm 1973: return ret;
1974: }
1975:
1976: if (carg == 0) {
1977: /* Show all available commands */
1978: complete_cmd_parse(el, NULL, argc == carg, '\0', 1);
1979: ret = CC_REDISPLAY;
1980: } else if (carg == 1 && cursor > 0 && line[cursor - 1] != ' ') {
1981: /* Handle the command parsing */
1982: if (complete_cmd_parse(el, argv[0], argc == carg,
1.149 djm 1983: quote, terminated) != 0)
1.116 djm 1984: ret = CC_REDISPLAY;
1985: } else if (carg >= 1) {
1986: /* Handle file parsing */
1987: int remote = complete_is_remote(argv[0]);
1988: char *filematch = NULL;
1989:
1990: if (carg > 1 && line[cursor-1] != ' ')
1991: filematch = argv[carg - 1];
1992:
1993: if (remote != 0 &&
1994: complete_match(el, complete_ctx->conn,
1995: *complete_ctx->remote_pathp, filematch,
1.149 djm 1996: remote, carg == argc, quote, terminated) != 0)
1.116 djm 1997: ret = CC_REDISPLAY;
1998: }
1999:
1.149 djm 2000: free(line);
1.116 djm 2001: return ret;
2002: }
2003:
1.44 djm 2004: int
1.112 djm 2005: interactive_loop(struct sftp_conn *conn, char *file1, char *file2)
1.44 djm 2006: {
1.116 djm 2007: char *remote_path;
1.44 djm 2008: char *dir = NULL;
2009: char cmd[2048];
1.66 jaredy 2010: int err, interactive;
1.57 djm 2011: EditLine *el = NULL;
2012: History *hl = NULL;
2013: HistEvent hev;
2014: extern char *__progname;
1.116 djm 2015: struct complete_ctx complete_ctx;
1.57 djm 2016:
2017: if (!batchmode && isatty(STDIN_FILENO)) {
2018: if ((el = el_init(__progname, stdin, stdout, stderr)) == NULL)
2019: fatal("Couldn't initialise editline");
2020: if ((hl = history_init()) == NULL)
2021: fatal("Couldn't initialise editline history");
2022: history(hl, &hev, H_SETSIZE, 100);
2023: el_set(el, EL_HIST, history, hl);
2024:
2025: el_set(el, EL_PROMPT, prompt);
2026: el_set(el, EL_EDITOR, "emacs");
2027: el_set(el, EL_TERMINAL, NULL);
2028: el_set(el, EL_SIGNAL, 1);
2029: el_source(el, NULL);
1.116 djm 2030:
2031: /* Tab Completion */
1.149 djm 2032: el_set(el, EL_ADDFN, "ftp-complete",
1.131 sthen 2033: "Context sensitive argument completion", complete);
1.116 djm 2034: complete_ctx.conn = conn;
2035: complete_ctx.remote_pathp = &remote_path;
2036: el_set(el, EL_CLIENTDATA, (void*)&complete_ctx);
2037: el_set(el, EL_BIND, "^I", "ftp-complete", NULL);
1.154 djm 2038: /* enable ctrl-left-arrow and ctrl-right-arrow */
2039: el_set(el, EL_BIND, "\\e[1;5C", "em-next-word", NULL);
2040: el_set(el, EL_BIND, "\\e[5C", "em-next-word", NULL);
2041: el_set(el, EL_BIND, "\\e[1;5D", "ed-prev-word", NULL);
2042: el_set(el, EL_BIND, "\\e\\e[D", "ed-prev-word", NULL);
1.155 djm 2043: /* make ^w match ksh behaviour */
2044: el_set(el, EL_BIND, "^w", "ed-delete-prev-word", NULL);
1.57 djm 2045: }
1.44 djm 2046:
1.116 djm 2047: remote_path = do_realpath(conn, ".");
2048: if (remote_path == NULL)
1.44 djm 2049: fatal("Need cwd");
2050:
2051: if (file1 != NULL) {
2052: dir = xstrdup(file1);
1.116 djm 2053: dir = make_absolute(dir, remote_path);
1.44 djm 2054:
2055: if (remote_is_dir(conn, dir) && file2 == NULL) {
1.143 djm 2056: if (!quiet)
1.174 schwarze 2057: mprintf("Changing to: %s\n", dir);
1.44 djm 2058: snprintf(cmd, sizeof cmd, "cd \"%s\"", dir);
1.116 djm 2059: if (parse_dispatch_command(conn, cmd,
2060: &remote_path, 1) != 0) {
1.145 djm 2061: free(dir);
2062: free(remote_path);
2063: free(conn);
1.44 djm 2064: return (-1);
1.58 markus 2065: }
1.44 djm 2066: } else {
1.137 djm 2067: /* XXX this is wrong wrt quoting */
1.148 djm 2068: snprintf(cmd, sizeof cmd, "get%s %s%s%s",
2069: global_aflag ? " -a" : "", dir,
2070: file2 == NULL ? "" : " ",
2071: file2 == NULL ? "" : file2);
1.116 djm 2072: err = parse_dispatch_command(conn, cmd,
2073: &remote_path, 1);
1.145 djm 2074: free(dir);
2075: free(remote_path);
2076: free(conn);
1.44 djm 2077: return (err);
2078: }
1.145 djm 2079: free(dir);
1.44 djm 2080: }
2081:
1.168 millert 2082: setvbuf(stdout, NULL, _IOLBF, 0);
2083: setvbuf(infile, NULL, _IOLBF, 0);
1.44 djm 2084:
1.66 jaredy 2085: interactive = !batchmode && isatty(STDIN_FILENO);
1.44 djm 2086: err = 0;
2087: for (;;) {
2088: char *cp;
1.57 djm 2089: const char *line;
2090: int count = 0;
1.44 djm 2091:
1.46 djm 2092: signal(SIGINT, SIG_IGN);
2093:
1.57 djm 2094: if (el == NULL) {
1.66 jaredy 2095: if (interactive)
2096: printf("sftp> ");
1.57 djm 2097: if (fgets(cmd, sizeof(cmd), infile) == NULL) {
1.66 jaredy 2098: if (interactive)
2099: printf("\n");
1.57 djm 2100: break;
2101: }
1.66 jaredy 2102: if (!interactive) { /* Echo command */
1.174 schwarze 2103: mprintf("sftp> %s", cmd);
1.66 jaredy 2104: if (strlen(cmd) > 0 &&
2105: cmd[strlen(cmd) - 1] != '\n')
2106: printf("\n");
2107: }
1.57 djm 2108: } else {
1.116 djm 2109: if ((line = el_gets(el, &count)) == NULL ||
2110: count <= 0) {
1.66 jaredy 2111: printf("\n");
1.57 djm 2112: break;
1.66 jaredy 2113: }
1.57 djm 2114: history(hl, &hev, H_ENTER, line);
2115: if (strlcpy(cmd, line, sizeof(cmd)) >= sizeof(cmd)) {
2116: fprintf(stderr, "Error: input line too long\n");
2117: continue;
2118: }
1.44 djm 2119: }
2120:
2121: cp = strrchr(cmd, '\n');
2122: if (cp)
2123: *cp = '\0';
2124:
1.46 djm 2125: /* Handle user interrupts gracefully during commands */
2126: interrupted = 0;
2127: signal(SIGINT, cmd_interrupt);
2128:
1.116 djm 2129: err = parse_dispatch_command(conn, cmd, &remote_path,
2130: batchmode);
1.44 djm 2131: if (err != 0)
2132: break;
2133: }
1.145 djm 2134: free(remote_path);
2135: free(conn);
1.66 jaredy 2136:
2137: if (el != NULL)
2138: el_end(el);
1.44 djm 2139:
2140: /* err == 1 signifies normal "quit" exit */
2141: return (err >= 0 ? 0 : -1);
2142: }
1.34 fgsch 2143:
1.18 itojun 2144: static void
1.36 djm 2145: connect_to_server(char *path, char **args, int *in, int *out)
1.1 djm 2146: {
2147: int c_in, c_out;
1.30 deraadt 2148:
1.1 djm 2149: int inout[2];
1.30 deraadt 2150:
1.1 djm 2151: if (socketpair(AF_UNIX, SOCK_STREAM, 0, inout) == -1)
2152: fatal("socketpair: %s", strerror(errno));
2153: *in = *out = inout[0];
2154: c_in = c_out = inout[1];
2155:
1.36 djm 2156: if ((sshpid = fork()) == -1)
1.1 djm 2157: fatal("fork: %s", strerror(errno));
1.36 djm 2158: else if (sshpid == 0) {
1.1 djm 2159: if ((dup2(c_in, STDIN_FILENO) == -1) ||
2160: (dup2(c_out, STDOUT_FILENO) == -1)) {
2161: fprintf(stderr, "dup2: %s\n", strerror(errno));
1.47 djm 2162: _exit(1);
1.1 djm 2163: }
2164: close(*in);
2165: close(*out);
2166: close(c_in);
2167: close(c_out);
1.46 djm 2168:
2169: /*
2170: * The underlying ssh is in the same process group, so we must
1.56 deraadt 2171: * ignore SIGINT if we want to gracefully abort commands,
2172: * otherwise the signal will make it to the ssh process and
1.122 guenther 2173: * kill it too. Contrawise, since sftp sends SIGTERMs to the
2174: * underlying ssh, it must *not* ignore that signal.
1.46 djm 2175: */
2176: signal(SIGINT, SIG_IGN);
1.122 guenther 2177: signal(SIGTERM, SIG_DFL);
1.49 dtucker 2178: execvp(path, args);
1.23 djm 2179: fprintf(stderr, "exec: %s: %s\n", path, strerror(errno));
1.47 djm 2180: _exit(1);
1.1 djm 2181: }
2182:
1.36 djm 2183: signal(SIGTERM, killchild);
2184: signal(SIGINT, killchild);
2185: signal(SIGHUP, killchild);
1.177 ! millert 2186: signal(SIGTSTP, suspchild);
! 2187: signal(SIGTTIN, suspchild);
! 2188: signal(SIGTTOU, suspchild);
1.1 djm 2189: close(c_in);
2190: close(c_out);
2191: }
2192:
1.18 itojun 2193: static void
1.1 djm 2194: usage(void)
2195: {
1.25 mpech 2196: extern char *__progname;
1.27 markus 2197:
1.19 stevesk 2198: fprintf(stderr,
1.157 jmc 2199: "usage: %s [-1246aCfpqrv] [-B buffer_size] [-b batchfile] [-c cipher]\n"
1.110 jmc 2200: " [-D sftp_server_path] [-F ssh_config] "
1.127 jmc 2201: "[-i identity_file] [-l limit]\n"
1.110 jmc 2202: " [-o ssh_option] [-P port] [-R num_requests] "
2203: "[-S program]\n"
1.108 djm 2204: " [-s subsystem | sftp_server] host\n"
1.105 djm 2205: " %s [user@]host[:file ...]\n"
2206: " %s [user@]host[:dir[/]]\n"
1.108 djm 2207: " %s -b batchfile [user@]host\n",
2208: __progname, __progname, __progname, __progname);
1.1 djm 2209: exit(1);
2210: }
2211:
1.2 stevesk 2212: int
1.1 djm 2213: main(int argc, char **argv)
2214: {
1.33 djm 2215: int in, out, ch, err;
1.117 dtucker 2216: char *host = NULL, *userhost, *cp, *file2 = NULL;
1.17 mouring 2217: int debug_level = 0, sshver = 2;
2218: char *file1 = NULL, *sftp_server = NULL;
1.23 djm 2219: char *ssh_program = _PATH_SSH_PROGRAM, *sftp_direct = NULL;
1.126 djm 2220: const char *errstr;
1.17 mouring 2221: LogLevel ll = SYSLOG_LEVEL_INFO;
2222: arglist args;
1.3 djm 2223: extern int optind;
2224: extern char *optarg;
1.112 djm 2225: struct sftp_conn *conn;
2226: size_t copy_buffer_len = DEFAULT_COPY_BUFLEN;
2227: size_t num_requests = DEFAULT_NUM_REQUESTS;
1.126 djm 2228: long long limit_kbps = 0;
1.67 djm 2229:
1.172 dtucker 2230: ssh_malloc_init(); /* must be called before any mallocs */
1.67 djm 2231: /* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */
2232: sanitise_stdfd();
1.146 dtucker 2233: setlocale(LC_CTYPE, "");
1.1 djm 2234:
1.70 djm 2235: memset(&args, '\0', sizeof(args));
1.17 mouring 2236: args.list = NULL;
1.80 djm 2237: addargs(&args, "%s", ssh_program);
1.17 mouring 2238: addargs(&args, "-oForwardX11 no");
2239: addargs(&args, "-oForwardAgent no");
1.69 reyk 2240: addargs(&args, "-oPermitLocalCommand no");
1.21 stevesk 2241: addargs(&args, "-oClearAllForwardings yes");
1.40 djm 2242:
1.17 mouring 2243: ll = SYSLOG_LEVEL_INFO;
1.40 djm 2244: infile = stdin;
1.3 djm 2245:
1.109 djm 2246: while ((ch = getopt(argc, argv,
1.156 djm 2247: "1246afhpqrvCc:D:i:l:o:s:S:b:B:F:P:R:")) != -1) {
1.3 djm 2248: switch (ch) {
1.108 djm 2249: /* Passed through to ssh(1) */
2250: case '4':
2251: case '6':
1.3 djm 2252: case 'C':
1.108 djm 2253: addargs(&args, "-%c", ch);
2254: break;
2255: /* Passed through to ssh(1) with argument */
2256: case 'F':
2257: case 'c':
2258: case 'i':
2259: case 'o':
1.113 halex 2260: addargs(&args, "-%c", ch);
2261: addargs(&args, "%s", optarg);
1.108 djm 2262: break;
2263: case 'q':
1.143 djm 2264: ll = SYSLOG_LEVEL_ERROR;
2265: quiet = 1;
1.108 djm 2266: showprogress = 0;
2267: addargs(&args, "-%c", ch);
1.3 djm 2268: break;
1.109 djm 2269: case 'P':
2270: addargs(&args, "-oPort %s", optarg);
2271: break;
1.3 djm 2272: case 'v':
1.17 mouring 2273: if (debug_level < 3) {
2274: addargs(&args, "-v");
2275: ll = SYSLOG_LEVEL_DEBUG1 + debug_level;
2276: }
2277: debug_level++;
1.3 djm 2278: break;
1.7 markus 2279: case '1':
1.17 mouring 2280: sshver = 1;
1.7 markus 2281: if (sftp_server == NULL)
2282: sftp_server = _PATH_SFTP_SERVER;
2283: break;
1.108 djm 2284: case '2':
2285: sshver = 2;
1.148 djm 2286: break;
2287: case 'a':
2288: global_aflag = 1;
1.7 markus 2289: break;
1.108 djm 2290: case 'B':
2291: copy_buffer_len = strtol(optarg, &cp, 10);
2292: if (copy_buffer_len == 0 || *cp != '\0')
2293: fatal("Invalid buffer size \"%s\"", optarg);
1.3 djm 2294: break;
1.10 deraadt 2295: case 'b':
1.39 djm 2296: if (batchmode)
2297: fatal("Batch file already specified.");
2298:
2299: /* Allow "-" as stdin */
1.56 deraadt 2300: if (strcmp(optarg, "-") != 0 &&
1.65 djm 2301: (infile = fopen(optarg, "r")) == NULL)
1.39 djm 2302: fatal("%s (%s).", strerror(errno), optarg);
1.34 fgsch 2303: showprogress = 0;
1.143 djm 2304: quiet = batchmode = 1;
1.62 djm 2305: addargs(&args, "-obatchmode yes");
1.156 djm 2306: break;
2307: case 'f':
2308: global_fflag = 1;
1.10 deraadt 2309: break;
1.111 djm 2310: case 'p':
2311: global_pflag = 1;
2312: break;
1.109 djm 2313: case 'D':
1.23 djm 2314: sftp_direct = optarg;
1.111 djm 2315: break;
1.126 djm 2316: case 'l':
2317: limit_kbps = strtonum(optarg, 1, 100 * 1024 * 1024,
2318: &errstr);
2319: if (errstr != NULL)
2320: usage();
2321: limit_kbps *= 1024; /* kbps */
2322: break;
1.111 djm 2323: case 'r':
2324: global_rflag = 1;
1.24 djm 2325: break;
1.26 djm 2326: case 'R':
2327: num_requests = strtol(optarg, &cp, 10);
2328: if (num_requests == 0 || *cp != '\0')
1.27 markus 2329: fatal("Invalid number of requests \"%s\"",
1.26 djm 2330: optarg);
1.108 djm 2331: break;
2332: case 's':
2333: sftp_server = optarg;
2334: break;
2335: case 'S':
2336: ssh_program = optarg;
2337: replacearg(&args, 0, "%s", ssh_program);
1.23 djm 2338: break;
1.3 djm 2339: case 'h':
2340: default:
1.1 djm 2341: usage();
2342: }
2343: }
1.45 djm 2344:
2345: if (!isatty(STDERR_FILENO))
2346: showprogress = 0;
1.1 djm 2347:
1.29 markus 2348: log_init(argv[0], ll, SYSLOG_FACILITY_USER, 1);
2349:
1.23 djm 2350: if (sftp_direct == NULL) {
2351: if (optind == argc || argc > (optind + 2))
2352: usage();
2353:
2354: userhost = xstrdup(argv[optind]);
2355: file2 = argv[optind+1];
1.1 djm 2356:
1.32 markus 2357: if ((host = strrchr(userhost, '@')) == NULL)
1.23 djm 2358: host = userhost;
2359: else {
2360: *host++ = '\0';
2361: if (!userhost[0]) {
2362: fprintf(stderr, "Missing username\n");
2363: usage();
2364: }
1.115 guenther 2365: addargs(&args, "-l");
2366: addargs(&args, "%s", userhost);
1.41 djm 2367: }
2368:
2369: if ((cp = colon(host)) != NULL) {
2370: *cp++ = '\0';
2371: file1 = cp;
1.23 djm 2372: }
1.3 djm 2373:
1.23 djm 2374: host = cleanhostname(host);
2375: if (!*host) {
2376: fprintf(stderr, "Missing hostname\n");
1.1 djm 2377: usage();
2378: }
2379:
1.23 djm 2380: addargs(&args, "-oProtocol %d", sshver);
2381:
2382: /* no subsystem if the server-spec contains a '/' */
2383: if (sftp_server == NULL || strchr(sftp_server, '/') == NULL)
2384: addargs(&args, "-s");
2385:
1.115 guenther 2386: addargs(&args, "--");
1.23 djm 2387: addargs(&args, "%s", host);
1.27 markus 2388: addargs(&args, "%s", (sftp_server != NULL ?
1.23 djm 2389: sftp_server : "sftp"));
2390:
1.36 djm 2391: connect_to_server(ssh_program, args.list, &in, &out);
1.23 djm 2392: } else {
2393: args.list = NULL;
2394: addargs(&args, "sftp-server");
2395:
1.36 djm 2396: connect_to_server(sftp_direct, args.list, &in, &out);
1.1 djm 2397: }
1.70 djm 2398: freeargs(&args);
1.1 djm 2399:
1.126 djm 2400: conn = do_init(in, out, copy_buffer_len, num_requests, limit_kbps);
1.112 djm 2401: if (conn == NULL)
2402: fatal("Couldn't initialise connection to server");
2403:
1.143 djm 2404: if (!quiet) {
1.112 djm 2405: if (sftp_direct == NULL)
2406: fprintf(stderr, "Connected to %s.\n", host);
2407: else
2408: fprintf(stderr, "Attached to %s.\n", sftp_direct);
2409: }
2410:
2411: err = interactive_loop(conn, file1, file2);
1.1 djm 2412:
2413: close(in);
2414: close(out);
1.39 djm 2415: if (batchmode)
1.10 deraadt 2416: fclose(infile);
1.1 djm 2417:
1.28 markus 2418: while (waitpid(sshpid, NULL, 0) == -1)
2419: if (errno != EINTR)
2420: fatal("Couldn't wait for ssh process: %s",
2421: strerror(errno));
1.1 djm 2422:
1.33 djm 2423: exit(err == 0 ? 0 : 1);
1.1 djm 2424: }