Annotation of src/usr.bin/ssh/sftp.c, Revision 1.211
1.211 ! schwarze 1: /* $OpenBSD: sftp.c,v 1.210 2021/08/07 00:12:09 djm Exp $ */
1.1 djm 2: /*
1.42 djm 3: * Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org>
1.1 djm 4: *
1.42 djm 5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
1.1 djm 8: *
1.42 djm 9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 djm 16: */
17:
1.91 deraadt 18: #include <sys/types.h>
1.72 stevesk 19: #include <sys/ioctl.h>
1.73 stevesk 20: #include <sys/wait.h>
1.75 stevesk 21: #include <sys/stat.h>
1.83 stevesk 22: #include <sys/socket.h>
1.100 djm 23: #include <sys/statvfs.h>
1.44 djm 24:
1.97 djm 25: #include <ctype.h>
1.85 stevesk 26: #include <errno.h>
1.44 djm 27: #include <glob.h>
1.57 djm 28: #include <histedit.h>
1.71 stevesk 29: #include <paths.h>
1.111 djm 30: #include <libgen.h>
1.146 dtucker 31: #include <locale.h>
1.74 stevesk 32: #include <signal.h>
1.174 schwarze 33: #include <stdarg.h>
1.89 stevesk 34: #include <stdlib.h>
1.90 stevesk 35: #include <stdio.h>
1.87 stevesk 36: #include <string.h>
1.86 stevesk 37: #include <unistd.h>
1.170 deraadt 38: #include <limits.h>
1.100 djm 39: #include <util.h>
1.1 djm 40:
41: #include "xmalloc.h"
42: #include "log.h"
43: #include "pathnames.h"
1.16 mouring 44: #include "misc.h"
1.174 schwarze 45: #include "utf8.h"
1.1 djm 46:
47: #include "sftp.h"
1.169 djm 48: #include "ssherr.h"
49: #include "sshbuf.h"
1.1 djm 50: #include "sftp-common.h"
51: #include "sftp-client.h"
1.43 djm 52:
1.44 djm 53: /* File to read commands from */
54: FILE* infile;
1.15 mouring 55:
1.44 djm 56: /* Are we in batchfile mode? */
1.39 djm 57: int batchmode = 0;
1.44 djm 58:
59: /* PID of ssh transport process */
1.185 bluhm 60: static volatile pid_t sshpid = -1;
1.7 markus 61:
1.209 djm 62: /* Suppress diagnostic messages */
1.143 djm 63: int quiet = 0;
64:
1.44 djm 65: /* This is set to 0 if the progressmeter is not desired. */
1.45 djm 66: int showprogress = 1;
1.44 djm 67:
1.111 djm 68: /* When this option is set, we always recursively download/upload directories */
69: int global_rflag = 0;
70:
1.159 logan 71: /* When this option is set, we resume download or upload if possible */
1.148 djm 72: int global_aflag = 0;
73:
1.111 djm 74: /* When this option is set, the file transfers will always preserve times */
75: int global_pflag = 0;
76:
1.156 djm 77: /* When this option is set, transfers will have fsync() called on each file */
78: int global_fflag = 0;
79:
1.46 djm 80: /* SIGINT received during command processing */
81: volatile sig_atomic_t interrupted = 0;
82:
1.52 djm 83: /* I wish qsort() took a separate ctx for the comparison function...*/
84: int sort_flag;
1.180 djm 85: glob_t *sort_glob;
1.52 djm 86:
1.116 djm 87: /* Context used for commandline completion */
88: struct complete_ctx {
89: struct sftp_conn *conn;
90: char **remote_pathp;
91: };
92:
1.44 djm 93: int remote_glob(struct sftp_conn *, const char *, int,
94: int (*)(const char *, int), glob_t *); /* proto for sftp-glob.c */
95:
96: /* Separators for interactive commands */
97: #define WHITESPACE " \t\r\n"
98:
1.52 djm 99: /* ls flags */
1.119 djm 100: #define LS_LONG_VIEW 0x0001 /* Full view ala ls -l */
101: #define LS_SHORT_VIEW 0x0002 /* Single row view ala ls -1 */
102: #define LS_NUMERIC_VIEW 0x0004 /* Long view with numeric uid/gid */
103: #define LS_NAME_SORT 0x0008 /* Sort by name (default) */
104: #define LS_TIME_SORT 0x0010 /* Sort by mtime */
105: #define LS_SIZE_SORT 0x0020 /* Sort by file size */
106: #define LS_REVERSE_SORT 0x0040 /* Reverse sort order */
107: #define LS_SHOW_ALL 0x0080 /* Don't skip filenames starting with '.' */
108: #define LS_SI_UNITS 0x0100 /* Display sizes as K, M, G, etc. */
1.52 djm 109:
1.119 djm 110: #define VIEW_FLAGS (LS_LONG_VIEW|LS_SHORT_VIEW|LS_NUMERIC_VIEW|LS_SI_UNITS)
1.53 djm 111: #define SORT_FLAGS (LS_NAME_SORT|LS_TIME_SORT|LS_SIZE_SORT)
1.44 djm 112:
113: /* Commands for interactive mode */
1.149 djm 114: enum sftp_command {
115: I_CHDIR = 1,
116: I_CHGRP,
117: I_CHMOD,
118: I_CHOWN,
119: I_DF,
120: I_GET,
121: I_HELP,
122: I_LCHDIR,
123: I_LINK,
124: I_LLS,
125: I_LMKDIR,
126: I_LPWD,
127: I_LS,
128: I_LUMASK,
129: I_MKDIR,
130: I_PUT,
131: I_PWD,
132: I_QUIT,
1.160 logan 133: I_REGET,
1.149 djm 134: I_RENAME,
1.160 logan 135: I_REPUT,
1.149 djm 136: I_RM,
137: I_RMDIR,
138: I_SHELL,
139: I_SYMLINK,
140: I_VERSION,
141: I_PROGRESS,
142: };
1.44 djm 143:
144: struct CMD {
145: const char *c;
146: const int n;
1.116 djm 147: const int t;
1.44 djm 148: };
149:
1.116 djm 150: /* Type of completion */
151: #define NOARGS 0
152: #define REMOTE 1
153: #define LOCAL 2
154:
1.44 djm 155: static const struct CMD cmds[] = {
1.116 djm 156: { "bye", I_QUIT, NOARGS },
157: { "cd", I_CHDIR, REMOTE },
158: { "chdir", I_CHDIR, REMOTE },
159: { "chgrp", I_CHGRP, REMOTE },
160: { "chmod", I_CHMOD, REMOTE },
161: { "chown", I_CHOWN, REMOTE },
162: { "df", I_DF, REMOTE },
163: { "dir", I_LS, REMOTE },
164: { "exit", I_QUIT, NOARGS },
165: { "get", I_GET, REMOTE },
166: { "help", I_HELP, NOARGS },
167: { "lcd", I_LCHDIR, LOCAL },
168: { "lchdir", I_LCHDIR, LOCAL },
169: { "lls", I_LLS, LOCAL },
170: { "lmkdir", I_LMKDIR, LOCAL },
1.132 djm 171: { "ln", I_LINK, REMOTE },
1.116 djm 172: { "lpwd", I_LPWD, LOCAL },
173: { "ls", I_LS, REMOTE },
174: { "lumask", I_LUMASK, NOARGS },
175: { "mkdir", I_MKDIR, REMOTE },
1.124 dtucker 176: { "mget", I_GET, REMOTE },
177: { "mput", I_PUT, LOCAL },
1.116 djm 178: { "progress", I_PROGRESS, NOARGS },
179: { "put", I_PUT, LOCAL },
180: { "pwd", I_PWD, REMOTE },
181: { "quit", I_QUIT, NOARGS },
1.148 djm 182: { "reget", I_REGET, REMOTE },
1.116 djm 183: { "rename", I_RENAME, REMOTE },
1.167 djm 184: { "reput", I_REPUT, LOCAL },
1.116 djm 185: { "rm", I_RM, REMOTE },
186: { "rmdir", I_RMDIR, REMOTE },
187: { "symlink", I_SYMLINK, REMOTE },
188: { "version", I_VERSION, NOARGS },
189: { "!", I_SHELL, NOARGS },
190: { "?", I_HELP, NOARGS },
191: { NULL, -1, -1 }
1.44 djm 192: };
193:
1.96 stevesk 194: /* ARGSUSED */
1.44 djm 195: static void
1.46 djm 196: killchild(int signo)
197: {
1.196 djm 198: pid_t pid;
199:
200: pid = sshpid;
201: if (pid > 1) {
202: kill(pid, SIGTERM);
203: waitpid(pid, NULL, 0);
1.61 dtucker 204: }
1.46 djm 205:
206: _exit(1);
207: }
208:
1.96 stevesk 209: /* ARGSUSED */
1.46 djm 210: static void
1.177 millert 211: suspchild(int signo)
212: {
213: if (sshpid > 1) {
214: kill(sshpid, signo);
215: while (waitpid(sshpid, NULL, WUNTRACED) == -1 && errno == EINTR)
216: continue;
217: }
218: kill(getpid(), SIGSTOP);
219: }
220:
221: /* ARGSUSED */
222: static void
1.46 djm 223: cmd_interrupt(int signo)
224: {
225: const char msg[] = "\rInterrupt \n";
1.59 djm 226: int olderrno = errno;
1.46 djm 227:
1.144 dtucker 228: (void)write(STDERR_FILENO, msg, sizeof(msg) - 1);
1.46 djm 229: interrupted = 1;
1.59 djm 230: errno = olderrno;
1.46 djm 231: }
232:
1.211 ! schwarze 233: /* ARGSUSED */
! 234: static void
! 235: read_interrupt(int signo)
! 236: {
! 237: interrupted = 1;
! 238: }
! 239:
1.184 djm 240: /*ARGSUSED*/
241: static void
242: sigchld_handler(int sig)
243: {
244: int save_errno = errno;
245: pid_t pid;
246: const char msg[] = "\rConnection closed. \n";
247:
248: /* Report if ssh transport process dies. */
249: while ((pid = waitpid(sshpid, NULL, WNOHANG)) == -1 && errno == EINTR)
250: continue;
1.185 bluhm 251: if (pid == sshpid) {
1.184 djm 252: (void)write(STDERR_FILENO, msg, sizeof(msg) - 1);
1.185 bluhm 253: sshpid = -1;
254: }
1.184 djm 255:
256: errno = save_errno;
257: }
258:
1.46 djm 259: static void
1.44 djm 260: help(void)
261: {
1.106 sobrado 262: printf("Available commands:\n"
263: "bye Quit sftp\n"
264: "cd path Change remote directory to 'path'\n"
1.189 djm 265: "chgrp [-h] grp path Change group of file 'path' to 'grp'\n"
266: "chmod [-h] mode path Change permissions of file 'path' to 'mode'\n"
267: "chown [-h] own path Change owner of file 'path' to 'own'\n"
1.106 sobrado 268: "df [-hi] [path] Display statistics for current directory or\n"
269: " filesystem containing 'path'\n"
270: "exit Quit sftp\n"
1.193 jmc 271: "get [-afpR] remote [local] Download file\n"
1.106 sobrado 272: "help Display this help text\n"
273: "lcd path Change local directory to 'path'\n"
274: "lls [ls-options [path]] Display local directory listing\n"
275: "lmkdir path Create local directory\n"
1.132 djm 276: "ln [-s] oldpath newpath Link remote file (-s for symlink)\n"
1.106 sobrado 277: "lpwd Print local working directory\n"
1.121 jmc 278: "ls [-1afhlnrSt] [path] Display remote directory listing\n"
1.106 sobrado 279: "lumask umask Set local umask to 'umask'\n"
280: "mkdir path Create remote directory\n"
281: "progress Toggle display of progress meter\n"
1.193 jmc 282: "put [-afpR] local [remote] Upload file\n"
1.106 sobrado 283: "pwd Display remote working directory\n"
284: "quit Quit sftp\n"
1.193 jmc 285: "reget [-fpR] remote [local] Resume download file\n"
1.106 sobrado 286: "rename oldpath newpath Rename remote file\n"
1.193 jmc 287: "reput [-fpR] local [remote] Resume upload file\n"
1.106 sobrado 288: "rm path Delete remote file\n"
289: "rmdir path Remove remote directory\n"
290: "symlink oldpath newpath Symlink remote file\n"
291: "version Show SFTP version\n"
292: "!command Execute 'command' in local shell\n"
293: "! Escape to local shell\n"
294: "? Synonym for help\n");
1.44 djm 295: }
296:
297: static void
298: local_do_shell(const char *args)
299: {
300: int status;
301: char *shell;
302: pid_t pid;
303:
304: if (!*args)
305: args = NULL;
306:
1.130 djm 307: if ((shell = getenv("SHELL")) == NULL || *shell == '\0')
1.44 djm 308: shell = _PATH_BSHELL;
309:
310: if ((pid = fork()) == -1)
311: fatal("Couldn't fork: %s", strerror(errno));
312:
313: if (pid == 0) {
314: /* XXX: child has pipe fds to ssh subproc open - issue? */
315: if (args) {
316: debug3("Executing %s -c \"%s\"", shell, args);
317: execl(shell, shell, "-c", args, (char *)NULL);
318: } else {
319: debug3("Executing %s", shell);
320: execl(shell, shell, (char *)NULL);
321: }
322: fprintf(stderr, "Couldn't execute \"%s\": %s\n", shell,
323: strerror(errno));
324: _exit(1);
325: }
326: while (waitpid(pid, &status, 0) == -1)
327: if (errno != EINTR)
328: fatal("Couldn't wait for child: %s", strerror(errno));
329: if (!WIFEXITED(status))
1.78 djm 330: error("Shell exited abnormally");
1.44 djm 331: else if (WEXITSTATUS(status))
332: error("Shell exited with status %d", WEXITSTATUS(status));
333: }
334:
335: static void
336: local_do_ls(const char *args)
337: {
338: if (!args || !*args)
339: local_do_shell(_PATH_LS);
340: else {
341: int len = strlen(_PATH_LS " ") + strlen(args) + 1;
342: char *buf = xmalloc(len);
343:
344: /* XXX: quoting - rip quoting code from ftp? */
345: snprintf(buf, len, _PATH_LS " %s", args);
346: local_do_shell(buf);
1.145 djm 347: free(buf);
1.44 djm 348: }
349: }
350:
351: /* Strip one path (usually the pwd) from the start of another */
352: static char *
1.175 djm 353: path_strip(const char *path, const char *strip)
1.44 djm 354: {
355: size_t len;
356:
357: if (strip == NULL)
358: return (xstrdup(path));
359:
360: len = strlen(strip);
1.59 djm 361: if (strncmp(path, strip, len) == 0) {
1.44 djm 362: if (strip[len - 1] != '/' && path[len] == '/')
363: len++;
364: return (xstrdup(path + len));
365: }
366:
367: return (xstrdup(path));
368: }
369:
370: static int
1.148 djm 371: parse_getput_flags(const char *cmd, char **argv, int argc,
1.156 djm 372: int *aflag, int *fflag, int *pflag, int *rflag)
1.44 djm 373: {
1.102 martynas 374: extern int opterr, optind, optopt, optreset;
1.97 djm 375: int ch;
1.44 djm 376:
1.97 djm 377: optind = optreset = 1;
378: opterr = 0;
379:
1.156 djm 380: *aflag = *fflag = *rflag = *pflag = 0;
381: while ((ch = getopt(argc, argv, "afPpRr")) != -1) {
1.97 djm 382: switch (ch) {
1.148 djm 383: case 'a':
384: *aflag = 1;
385: break;
1.156 djm 386: case 'f':
387: *fflag = 1;
388: break;
1.44 djm 389: case 'p':
390: case 'P':
391: *pflag = 1;
392: break;
1.111 djm 393: case 'r':
394: case 'R':
395: *rflag = 1;
396: break;
1.44 djm 397: default:
1.102 martynas 398: error("%s: Invalid flag -%c", cmd, optopt);
1.97 djm 399: return -1;
1.44 djm 400: }
401: }
402:
1.97 djm 403: return optind;
1.44 djm 404: }
405:
406: static int
1.132 djm 407: parse_link_flags(const char *cmd, char **argv, int argc, int *sflag)
408: {
409: extern int opterr, optind, optopt, optreset;
410: int ch;
411:
412: optind = optreset = 1;
413: opterr = 0;
414:
415: *sflag = 0;
416: while ((ch = getopt(argc, argv, "s")) != -1) {
417: switch (ch) {
418: case 's':
419: *sflag = 1;
420: break;
421: default:
422: error("%s: Invalid flag -%c", cmd, optopt);
423: return -1;
424: }
425: }
426:
427: return optind;
428: }
429:
430: static int
1.152 djm 431: parse_rename_flags(const char *cmd, char **argv, int argc, int *lflag)
432: {
433: extern int opterr, optind, optopt, optreset;
434: int ch;
435:
436: optind = optreset = 1;
437: opterr = 0;
438:
439: *lflag = 0;
440: while ((ch = getopt(argc, argv, "l")) != -1) {
441: switch (ch) {
442: case 'l':
443: *lflag = 1;
444: break;
445: default:
446: error("%s: Invalid flag -%c", cmd, optopt);
447: return -1;
448: }
449: }
450:
451: return optind;
452: }
453:
454: static int
1.97 djm 455: parse_ls_flags(char **argv, int argc, int *lflag)
1.44 djm 456: {
1.102 martynas 457: extern int opterr, optind, optopt, optreset;
1.97 djm 458: int ch;
459:
460: optind = optreset = 1;
461: opterr = 0;
1.44 djm 462:
1.53 djm 463: *lflag = LS_NAME_SORT;
1.119 djm 464: while ((ch = getopt(argc, argv, "1Safhlnrt")) != -1) {
1.97 djm 465: switch (ch) {
466: case '1':
467: *lflag &= ~VIEW_FLAGS;
468: *lflag |= LS_SHORT_VIEW;
469: break;
470: case 'S':
471: *lflag &= ~SORT_FLAGS;
472: *lflag |= LS_SIZE_SORT;
473: break;
474: case 'a':
475: *lflag |= LS_SHOW_ALL;
476: break;
477: case 'f':
478: *lflag &= ~SORT_FLAGS;
479: break;
1.119 djm 480: case 'h':
481: *lflag |= LS_SI_UNITS;
482: break;
1.97 djm 483: case 'l':
1.119 djm 484: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 485: *lflag |= LS_LONG_VIEW;
486: break;
487: case 'n':
1.119 djm 488: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 489: *lflag |= LS_NUMERIC_VIEW|LS_LONG_VIEW;
490: break;
491: case 'r':
492: *lflag |= LS_REVERSE_SORT;
493: break;
494: case 't':
495: *lflag &= ~SORT_FLAGS;
496: *lflag |= LS_TIME_SORT;
497: break;
498: default:
1.102 martynas 499: error("ls: Invalid flag -%c", optopt);
1.97 djm 500: return -1;
1.44 djm 501: }
502: }
503:
1.97 djm 504: return optind;
1.44 djm 505: }
506:
507: static int
1.100 djm 508: parse_df_flags(const char *cmd, char **argv, int argc, int *hflag, int *iflag)
509: {
1.102 martynas 510: extern int opterr, optind, optopt, optreset;
1.100 djm 511: int ch;
512:
513: optind = optreset = 1;
514: opterr = 0;
515:
516: *hflag = *iflag = 0;
517: while ((ch = getopt(argc, argv, "hi")) != -1) {
518: switch (ch) {
519: case 'h':
520: *hflag = 1;
521: break;
522: case 'i':
523: *iflag = 1;
524: break;
525: default:
1.102 martynas 526: error("%s: Invalid flag -%c", cmd, optopt);
1.100 djm 527: return -1;
528: }
529: }
530:
531: return optind;
532: }
533:
534: static int
1.189 djm 535: parse_ch_flags(const char *cmd, char **argv, int argc, int *hflag)
536: {
537: extern int opterr, optind, optopt, optreset;
538: int ch;
539:
540: optind = optreset = 1;
541: opterr = 0;
542:
543: *hflag = 0;
544: while ((ch = getopt(argc, argv, "h")) != -1) {
545: switch (ch) {
546: case 'h':
547: *hflag = 1;
548: break;
549: default:
550: error("%s: Invalid flag -%c", cmd, optopt);
551: return -1;
552: }
553: }
554:
555: return optind;
556: }
557:
558: static int
1.153 djm 559: parse_no_flags(const char *cmd, char **argv, int argc)
560: {
561: extern int opterr, optind, optopt, optreset;
562: int ch;
563:
564: optind = optreset = 1;
565: opterr = 0;
566:
567: while ((ch = getopt(argc, argv, "")) != -1) {
568: switch (ch) {
569: default:
570: error("%s: Invalid flag -%c", cmd, optopt);
571: return -1;
572: }
573: }
574:
575: return optind;
576: }
577:
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: */
1.205 djm 607: if (g.gl_matchc > 1 && dst != NULL && !local_is_dir(dst)) {
1.111 djm 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) {
1.205 djm 624: if (local_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);
1.210 djm 643: /* XXX follow link flag */
1.205 djm 644: if (globpath_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
1.148 djm 645: if (download_dir(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 646: pflag || global_pflag, 1, resume,
1.210 djm 647: fflag || global_fflag, 0) == -1)
1.111 djm 648: err = -1;
649: } else {
650: if (do_download(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 651: pflag || global_pflag, resume,
652: fflag || global_fflag) == -1)
1.111 djm 653: err = -1;
654: }
1.145 djm 655: free(abs_dst);
1.44 djm 656: abs_dst = NULL;
657: }
658:
659: out:
1.145 djm 660: free(abs_src);
1.44 djm 661: globfree(&g);
662: return(err);
663: }
664:
665: static int
1.175 djm 666: process_put(struct sftp_conn *conn, const char *src, const char *dst,
667: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 668: {
669: char *tmp_dst = NULL;
670: char *abs_dst = NULL;
1.111 djm 671: char *tmp = NULL, *filename = NULL;
1.44 djm 672: glob_t g;
673: int err = 0;
1.111 djm 674: int i, dst_is_dir = 1;
1.99 djm 675: struct stat sb;
1.44 djm 676:
677: if (dst) {
678: tmp_dst = xstrdup(dst);
679: tmp_dst = make_absolute(tmp_dst, pwd);
680: }
681:
682: memset(&g, 0, sizeof(g));
683: debug3("Looking up %s", src);
1.111 djm 684: if (glob(src, GLOB_NOCHECK | GLOB_MARK, NULL, &g)) {
1.44 djm 685: error("File \"%s\" not found.", src);
686: err = -1;
687: goto out;
688: }
689:
1.111 djm 690: /* If we aren't fetching to pwd then stash this status for later */
691: if (tmp_dst != NULL)
692: dst_is_dir = remote_is_dir(conn, tmp_dst);
693:
1.44 djm 694: /* If multiple matches, dst may be directory or unspecified */
1.111 djm 695: if (g.gl_matchc > 1 && tmp_dst && !dst_is_dir) {
696: error("Multiple paths match, but destination "
697: "\"%s\" is not a directory", tmp_dst);
1.44 djm 698: err = -1;
699: goto out;
700: }
701:
1.46 djm 702: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.99 djm 703: if (stat(g.gl_pathv[i], &sb) == -1) {
704: err = -1;
705: error("stat %s: %s", g.gl_pathv[i], strerror(errno));
706: continue;
707: }
1.149 djm 708:
1.111 djm 709: tmp = xstrdup(g.gl_pathv[i]);
710: if ((filename = basename(tmp)) == NULL) {
711: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 712: free(tmp);
1.44 djm 713: err = -1;
714: goto out;
715: }
716:
717: if (g.gl_matchc == 1 && tmp_dst) {
718: /* If directory specified, append filename */
1.111 djm 719: if (dst_is_dir)
720: abs_dst = path_append(tmp_dst, filename);
721: else
1.44 djm 722: abs_dst = xstrdup(tmp_dst);
723: } else if (tmp_dst) {
1.111 djm 724: abs_dst = path_append(tmp_dst, filename);
725: } else {
726: abs_dst = make_absolute(xstrdup(filename), pwd);
727: }
1.145 djm 728: free(tmp);
1.44 djm 729:
1.208 djm 730: resume |= global_aflag;
1.159 logan 731: if (!quiet && resume)
1.174 schwarze 732: mprintf("Resuming upload of %s to %s\n",
733: g.gl_pathv[i], abs_dst);
1.159 logan 734: else if (!quiet && !resume)
1.174 schwarze 735: mprintf("Uploading %s to %s\n",
736: g.gl_pathv[i], abs_dst);
1.210 djm 737: /* XXX follow_link_flag */
1.205 djm 738: if (globpath_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
1.111 djm 739: if (upload_dir(conn, g.gl_pathv[i], abs_dst,
1.159 logan 740: pflag || global_pflag, 1, resume,
1.210 djm 741: fflag || global_fflag, 0) == -1)
1.111 djm 742: err = -1;
743: } else {
744: if (do_upload(conn, g.gl_pathv[i], abs_dst,
1.159 logan 745: pflag || global_pflag, resume,
1.156 djm 746: fflag || global_fflag) == -1)
1.111 djm 747: err = -1;
748: }
1.44 djm 749: }
750:
751: out:
1.145 djm 752: free(abs_dst);
753: free(tmp_dst);
1.44 djm 754: globfree(&g);
755: return(err);
756: }
757:
758: static int
759: sdirent_comp(const void *aa, const void *bb)
760: {
761: SFTP_DIRENT *a = *(SFTP_DIRENT **)aa;
762: SFTP_DIRENT *b = *(SFTP_DIRENT **)bb;
1.53 djm 763: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
1.44 djm 764:
1.52 djm 765: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
1.53 djm 766: if (sort_flag & LS_NAME_SORT)
1.52 djm 767: return (rmul * strcmp(a->filename, b->filename));
1.53 djm 768: else if (sort_flag & LS_TIME_SORT)
1.52 djm 769: return (rmul * NCMP(a->a.mtime, b->a.mtime));
1.53 djm 770: else if (sort_flag & LS_SIZE_SORT)
1.52 djm 771: return (rmul * NCMP(a->a.size, b->a.size));
772:
773: fatal("Unknown ls sort type");
1.44 djm 774: }
775:
776: /* sftp ls.1 replacement for directories */
777: static int
1.175 djm 778: do_ls_dir(struct sftp_conn *conn, const char *path,
779: const char *strip_path, int lflag)
1.44 djm 780: {
1.64 djm 781: int n;
782: u_int c = 1, colspace = 0, columns = 1;
1.44 djm 783: SFTP_DIRENT **d;
784:
785: if ((n = do_readdir(conn, path, &d)) != 0)
786: return (n);
787:
1.53 djm 788: if (!(lflag & LS_SHORT_VIEW)) {
1.64 djm 789: u_int m = 0, width = 80;
1.44 djm 790: struct winsize ws;
791: char *tmp;
792:
793: /* Count entries for sort and find longest filename */
1.54 djm 794: for (n = 0; d[n] != NULL; n++) {
795: if (d[n]->filename[0] != '.' || (lflag & LS_SHOW_ALL))
1.176 deraadt 796: m = MAXIMUM(m, strlen(d[n]->filename));
1.54 djm 797: }
1.44 djm 798:
799: /* Add any subpath that also needs to be counted */
800: tmp = path_strip(path, strip_path);
801: m += strlen(tmp);
1.145 djm 802: free(tmp);
1.44 djm 803:
804: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
805: width = ws.ws_col;
806:
807: columns = width / (m + 2);
1.176 deraadt 808: columns = MAXIMUM(columns, 1);
1.44 djm 809: colspace = width / columns;
1.176 deraadt 810: colspace = MINIMUM(colspace, width);
1.44 djm 811: }
812:
1.52 djm 813: if (lflag & SORT_FLAGS) {
1.68 dtucker 814: for (n = 0; d[n] != NULL; n++)
815: ; /* count entries */
1.53 djm 816: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
1.52 djm 817: qsort(d, n, sizeof(*d), sdirent_comp);
818: }
1.44 djm 819:
1.46 djm 820: for (n = 0; d[n] != NULL && !interrupted; n++) {
1.44 djm 821: char *tmp, *fname;
1.54 djm 822:
823: if (d[n]->filename[0] == '.' && !(lflag & LS_SHOW_ALL))
824: continue;
1.44 djm 825:
826: tmp = path_append(path, d[n]->filename);
827: fname = path_strip(tmp, strip_path);
1.145 djm 828: free(tmp);
1.44 djm 829:
1.53 djm 830: if (lflag & LS_LONG_VIEW) {
1.119 djm 831: if (lflag & (LS_NUMERIC_VIEW|LS_SI_UNITS)) {
1.50 djm 832: char *lname;
833: struct stat sb;
834:
835: memset(&sb, 0, sizeof(sb));
836: attrib_to_stat(&d[n]->a, &sb);
1.119 djm 837: lname = ls_file(fname, &sb, 1,
838: (lflag & LS_SI_UNITS));
1.174 schwarze 839: mprintf("%s\n", lname);
1.145 djm 840: free(lname);
1.50 djm 841: } else
1.174 schwarze 842: mprintf("%s\n", d[n]->longname);
1.44 djm 843: } else {
1.174 schwarze 844: mprintf("%-*s", colspace, fname);
1.44 djm 845: if (c >= columns) {
846: printf("\n");
847: c = 1;
848: } else
849: c++;
850: }
851:
1.145 djm 852: free(fname);
1.44 djm 853: }
854:
1.53 djm 855: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 856: printf("\n");
857:
858: free_sftp_dirents(d);
859: return (0);
860: }
861:
1.180 djm 862: static int
863: sglob_comp(const void *aa, const void *bb)
864: {
865: u_int a = *(const u_int *)aa;
866: u_int b = *(const u_int *)bb;
867: const char *ap = sort_glob->gl_pathv[a];
868: const char *bp = sort_glob->gl_pathv[b];
869: const struct stat *as = sort_glob->gl_statv[a];
870: const struct stat *bs = sort_glob->gl_statv[b];
871: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
872:
873: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
874: if (sort_flag & LS_NAME_SORT)
875: return (rmul * strcmp(ap, bp));
1.206 djm 876: else if (sort_flag & LS_TIME_SORT) {
877: if (timespeccmp(&as->st_mtim, &bs->st_mtim, ==))
878: return 0;
879: return timespeccmp(&as->st_mtim, &bs->st_mtim, <) ?
880: rmul : -rmul;
881: } else if (sort_flag & LS_SIZE_SORT)
1.180 djm 882: return (rmul * NCMP(as->st_size, bs->st_size));
883:
884: fatal("Unknown ls sort type");
885: }
886:
1.44 djm 887: /* sftp ls.1 replacement which handles path globs */
888: static int
1.175 djm 889: do_globbed_ls(struct sftp_conn *conn, const char *path,
890: const char *strip_path, int lflag)
1.44 djm 891: {
1.129 djm 892: char *fname, *lname;
1.44 djm 893: glob_t g;
1.164 djm 894: int err, r;
1.129 djm 895: struct winsize ws;
1.180 djm 896: u_int i, j, nentries, *indices = NULL, c = 1;
897: u_int colspace = 0, columns = 1, m = 0, width = 80;
1.44 djm 898:
899: memset(&g, 0, sizeof(g));
900:
1.164 djm 901: if ((r = remote_glob(conn, path,
1.133 djm 902: GLOB_MARK|GLOB_NOCHECK|GLOB_BRACE|GLOB_KEEPSTAT|GLOB_NOSORT,
1.164 djm 903: NULL, &g)) != 0 ||
1.128 djm 904: (g.gl_pathc && !g.gl_matchc)) {
1.60 fgsch 905: if (g.gl_pathc)
906: globfree(&g);
1.164 djm 907: if (r == GLOB_NOSPACE) {
908: error("Can't ls: Too many matches for \"%s\"", path);
909: } else {
910: error("Can't ls: \"%s\" not found", path);
911: }
1.128 djm 912: return -1;
1.44 djm 913: }
914:
1.46 djm 915: if (interrupted)
916: goto out;
917:
1.44 djm 918: /*
1.60 fgsch 919: * If the glob returns a single match and it is a directory,
920: * then just list its contents.
1.44 djm 921: */
1.128 djm 922: if (g.gl_matchc == 1 && g.gl_statv[0] != NULL &&
923: S_ISDIR(g.gl_statv[0]->st_mode)) {
924: err = do_ls_dir(conn, g.gl_pathv[0], strip_path, lflag);
925: globfree(&g);
926: return err;
1.44 djm 927: }
928:
1.129 djm 929: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
930: width = ws.ws_col;
931:
1.53 djm 932: if (!(lflag & LS_SHORT_VIEW)) {
1.44 djm 933: /* Count entries for sort and find longest filename */
934: for (i = 0; g.gl_pathv[i]; i++)
1.176 deraadt 935: m = MAXIMUM(m, strlen(g.gl_pathv[i]));
1.44 djm 936:
937: columns = width / (m + 2);
1.176 deraadt 938: columns = MAXIMUM(columns, 1);
1.44 djm 939: colspace = width / columns;
940: }
941:
1.180 djm 942: /*
943: * Sorting: rather than mess with the contents of glob_t, prepare
944: * an array of indices into it and sort that. For the usual
945: * unsorted case, the indices are just the identity 1=1, 2=2, etc.
946: */
947: for (nentries = 0; g.gl_pathv[nentries] != NULL; nentries++)
948: ; /* count entries */
949: indices = calloc(nentries, sizeof(*indices));
950: for (i = 0; i < nentries; i++)
951: indices[i] = i;
952:
953: if (lflag & SORT_FLAGS) {
954: sort_glob = &g;
955: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
956: qsort(indices, nentries, sizeof(*indices), sglob_comp);
957: sort_glob = NULL;
958: }
959:
960: for (j = 0; j < nentries && !interrupted; j++) {
961: i = indices[j];
1.44 djm 962: fname = path_strip(g.gl_pathv[i], strip_path);
1.53 djm 963: if (lflag & LS_LONG_VIEW) {
1.128 djm 964: if (g.gl_statv[i] == NULL) {
965: error("no stat information for %s", fname);
966: continue;
967: }
968: lname = ls_file(fname, g.gl_statv[i], 1,
969: (lflag & LS_SI_UNITS));
1.174 schwarze 970: mprintf("%s\n", lname);
1.145 djm 971: free(lname);
1.44 djm 972: } else {
1.174 schwarze 973: mprintf("%-*s", colspace, fname);
1.44 djm 974: if (c >= columns) {
975: printf("\n");
976: c = 1;
977: } else
978: c++;
979: }
1.145 djm 980: free(fname);
1.44 djm 981: }
982:
1.53 djm 983: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 984: printf("\n");
985:
1.46 djm 986: out:
1.44 djm 987: if (g.gl_pathc)
988: globfree(&g);
1.180 djm 989: free(indices);
1.44 djm 990:
1.128 djm 991: return 0;
1.44 djm 992: }
993:
1.100 djm 994: static int
1.175 djm 995: do_df(struct sftp_conn *conn, const char *path, int hflag, int iflag)
1.100 djm 996: {
1.101 dtucker 997: struct sftp_statvfs st;
1.178 djm 998: char s_used[FMT_SCALED_STRSIZE], s_avail[FMT_SCALED_STRSIZE];
999: char s_root[FMT_SCALED_STRSIZE], s_total[FMT_SCALED_STRSIZE];
1000: char s_icapacity[16], s_dcapacity[16];
1.100 djm 1001:
1002: if (do_statvfs(conn, path, &st, 1) == -1)
1003: return -1;
1.178 djm 1004: if (st.f_files == 0)
1005: strlcpy(s_icapacity, "ERR", sizeof(s_icapacity));
1006: else {
1007: snprintf(s_icapacity, sizeof(s_icapacity), "%3llu%%",
1008: (unsigned long long)(100 * (st.f_files - st.f_ffree) /
1009: st.f_files));
1010: }
1011: if (st.f_blocks == 0)
1012: strlcpy(s_dcapacity, "ERR", sizeof(s_dcapacity));
1013: else {
1014: snprintf(s_dcapacity, sizeof(s_dcapacity), "%3llu%%",
1015: (unsigned long long)(100 * (st.f_blocks - st.f_bfree) /
1016: st.f_blocks));
1017: }
1.100 djm 1018: if (iflag) {
1019: printf(" Inodes Used Avail "
1020: "(root) %%Capacity\n");
1.178 djm 1021: printf("%11llu %11llu %11llu %11llu %s\n",
1.100 djm 1022: (unsigned long long)st.f_files,
1023: (unsigned long long)(st.f_files - st.f_ffree),
1024: (unsigned long long)st.f_favail,
1.178 djm 1025: (unsigned long long)st.f_ffree, s_icapacity);
1.100 djm 1026: } else if (hflag) {
1027: strlcpy(s_used, "error", sizeof(s_used));
1028: strlcpy(s_avail, "error", sizeof(s_avail));
1029: strlcpy(s_root, "error", sizeof(s_root));
1030: strlcpy(s_total, "error", sizeof(s_total));
1031: fmt_scaled((st.f_blocks - st.f_bfree) * st.f_frsize, s_used);
1032: fmt_scaled(st.f_bavail * st.f_frsize, s_avail);
1033: fmt_scaled(st.f_bfree * st.f_frsize, s_root);
1034: fmt_scaled(st.f_blocks * st.f_frsize, s_total);
1035: printf(" Size Used Avail (root) %%Capacity\n");
1.178 djm 1036: printf("%7sB %7sB %7sB %7sB %s\n",
1037: s_total, s_used, s_avail, s_root, s_dcapacity);
1.100 djm 1038: } else {
1039: printf(" Size Used Avail "
1040: "(root) %%Capacity\n");
1.178 djm 1041: printf("%12llu %12llu %12llu %12llu %s\n",
1.100 djm 1042: (unsigned long long)(st.f_frsize * st.f_blocks / 1024),
1043: (unsigned long long)(st.f_frsize *
1044: (st.f_blocks - st.f_bfree) / 1024),
1045: (unsigned long long)(st.f_frsize * st.f_bavail / 1024),
1046: (unsigned long long)(st.f_frsize * st.f_bfree / 1024),
1.178 djm 1047: s_dcapacity);
1.100 djm 1048: }
1049: return 0;
1050: }
1051:
1.97 djm 1052: /*
1053: * Undo escaping of glob sequences in place. Used to undo extra escaping
1054: * applied in makeargv() when the string is destined for a function that
1055: * does not glob it.
1056: */
1057: static void
1058: undo_glob_escape(char *s)
1059: {
1060: size_t i, j;
1061:
1062: for (i = j = 0;;) {
1063: if (s[i] == '\0') {
1064: s[j] = '\0';
1065: return;
1066: }
1067: if (s[i] != '\\') {
1068: s[j++] = s[i++];
1069: continue;
1070: }
1071: /* s[i] == '\\' */
1072: ++i;
1073: switch (s[i]) {
1074: case '?':
1075: case '[':
1076: case '*':
1077: case '\\':
1078: s[j++] = s[i++];
1079: break;
1080: case '\0':
1081: s[j++] = '\\';
1082: s[j] = '\0';
1083: return;
1084: default:
1085: s[j++] = '\\';
1086: s[j++] = s[i++];
1087: break;
1088: }
1089: }
1090: }
1091:
1092: /*
1093: * Split a string into an argument vector using sh(1)-style quoting,
1094: * comment and escaping rules, but with some tweaks to handle glob(3)
1095: * wildcards.
1.116 djm 1096: * The "sloppy" flag allows for recovery from missing terminating quote, for
1097: * use in parsing incomplete commandlines during tab autocompletion.
1098: *
1.97 djm 1099: * Returns NULL on error or a NULL-terminated array of arguments.
1.116 djm 1100: *
1101: * If "lastquote" is not NULL, the quoting character used for the last
1102: * argument is placed in *lastquote ("\0", "'" or "\"").
1.149 djm 1103: *
1.116 djm 1104: * If "terminated" is not NULL, *terminated will be set to 1 when the
1105: * last argument's quote has been properly terminated or 0 otherwise.
1106: * This parameter is only of use if "sloppy" is set.
1.97 djm 1107: */
1.204 djm 1108: #define MAXARGS 128
1.97 djm 1109: #define MAXARGLEN 8192
1110: static char **
1.116 djm 1111: makeargv(const char *arg, int *argcp, int sloppy, char *lastquote,
1112: u_int *terminated)
1.97 djm 1113: {
1114: int argc, quot;
1115: size_t i, j;
1116: static char argvs[MAXARGLEN];
1117: static char *argv[MAXARGS + 1];
1118: enum { MA_START, MA_SQUOTE, MA_DQUOTE, MA_UNQUOTED } state, q;
1119:
1120: *argcp = argc = 0;
1121: if (strlen(arg) > sizeof(argvs) - 1) {
1122: args_too_longs:
1123: error("string too long");
1124: return NULL;
1125: }
1.116 djm 1126: if (terminated != NULL)
1127: *terminated = 1;
1128: if (lastquote != NULL)
1129: *lastquote = '\0';
1.97 djm 1130: state = MA_START;
1131: i = j = 0;
1132: for (;;) {
1.141 markus 1133: if ((size_t)argc >= sizeof(argv) / sizeof(*argv)){
1.138 dtucker 1134: error("Too many arguments.");
1135: return NULL;
1136: }
1.158 deraadt 1137: if (isspace((unsigned char)arg[i])) {
1.97 djm 1138: if (state == MA_UNQUOTED) {
1139: /* Terminate current argument */
1140: argvs[j++] = '\0';
1141: argc++;
1142: state = MA_START;
1143: } else if (state != MA_START)
1144: argvs[j++] = arg[i];
1145: } else if (arg[i] == '"' || arg[i] == '\'') {
1146: q = arg[i] == '"' ? MA_DQUOTE : MA_SQUOTE;
1147: if (state == MA_START) {
1148: argv[argc] = argvs + j;
1149: state = q;
1.116 djm 1150: if (lastquote != NULL)
1151: *lastquote = arg[i];
1.149 djm 1152: } else if (state == MA_UNQUOTED)
1.97 djm 1153: state = q;
1154: else if (state == q)
1155: state = MA_UNQUOTED;
1156: else
1157: argvs[j++] = arg[i];
1158: } else if (arg[i] == '\\') {
1159: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1160: quot = state == MA_SQUOTE ? '\'' : '"';
1161: /* Unescape quote we are in */
1162: /* XXX support \n and friends? */
1163: if (arg[i + 1] == quot) {
1164: i++;
1165: argvs[j++] = arg[i];
1166: } else if (arg[i + 1] == '?' ||
1167: arg[i + 1] == '[' || arg[i + 1] == '*') {
1168: /*
1169: * Special case for sftp: append
1170: * double-escaped glob sequence -
1171: * glob will undo one level of
1172: * escaping. NB. string can grow here.
1173: */
1174: if (j >= sizeof(argvs) - 5)
1175: goto args_too_longs;
1176: argvs[j++] = '\\';
1177: argvs[j++] = arg[i++];
1178: argvs[j++] = '\\';
1179: argvs[j++] = arg[i];
1180: } else {
1181: argvs[j++] = arg[i++];
1182: argvs[j++] = arg[i];
1183: }
1184: } else {
1185: if (state == MA_START) {
1186: argv[argc] = argvs + j;
1187: state = MA_UNQUOTED;
1.116 djm 1188: if (lastquote != NULL)
1189: *lastquote = '\0';
1.97 djm 1190: }
1191: if (arg[i + 1] == '?' || arg[i + 1] == '[' ||
1192: arg[i + 1] == '*' || arg[i + 1] == '\\') {
1193: /*
1194: * Special case for sftp: append
1195: * escaped glob sequence -
1196: * glob will undo one level of
1197: * escaping.
1198: */
1199: argvs[j++] = arg[i++];
1200: argvs[j++] = arg[i];
1201: } else {
1202: /* Unescape everything */
1203: /* XXX support \n and friends? */
1204: i++;
1205: argvs[j++] = arg[i];
1206: }
1207: }
1208: } else if (arg[i] == '#') {
1209: if (state == MA_SQUOTE || state == MA_DQUOTE)
1210: argvs[j++] = arg[i];
1211: else
1212: goto string_done;
1213: } else if (arg[i] == '\0') {
1214: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1.116 djm 1215: if (sloppy) {
1216: state = MA_UNQUOTED;
1217: if (terminated != NULL)
1218: *terminated = 0;
1219: goto string_done;
1220: }
1.97 djm 1221: error("Unterminated quoted argument");
1222: return NULL;
1223: }
1224: string_done:
1225: if (state == MA_UNQUOTED) {
1226: argvs[j++] = '\0';
1227: argc++;
1228: }
1229: break;
1230: } else {
1231: if (state == MA_START) {
1232: argv[argc] = argvs + j;
1233: state = MA_UNQUOTED;
1.116 djm 1234: if (lastquote != NULL)
1235: *lastquote = '\0';
1.97 djm 1236: }
1237: if ((state == MA_SQUOTE || state == MA_DQUOTE) &&
1238: (arg[i] == '?' || arg[i] == '[' || arg[i] == '*')) {
1239: /*
1240: * Special case for sftp: escape quoted
1241: * glob(3) wildcards. NB. string can grow
1242: * here.
1243: */
1244: if (j >= sizeof(argvs) - 3)
1245: goto args_too_longs;
1246: argvs[j++] = '\\';
1247: argvs[j++] = arg[i];
1248: } else
1249: argvs[j++] = arg[i];
1250: }
1251: i++;
1252: }
1253: *argcp = argc;
1254: return argv;
1255: }
1256:
1.44 djm 1257: static int
1.187 djm 1258: parse_args(const char **cpp, int *ignore_errors, int *disable_echo, int *aflag,
1.173 djm 1259: int *fflag, int *hflag, int *iflag, int *lflag, int *pflag,
1.159 logan 1260: int *rflag, int *sflag,
1.156 djm 1261: unsigned long *n_arg, char **path1, char **path2)
1.44 djm 1262: {
1263: const char *cmd, *cp = *cpp;
1.97 djm 1264: char *cp2, **argv;
1.44 djm 1265: int base = 0;
1.202 dtucker 1266: long long ll;
1.182 djm 1267: int path1_mandatory = 0, i, cmdnum, optidx, argc;
1.44 djm 1268:
1269: /* Skip leading whitespace */
1270: cp = cp + strspn(cp, WHITESPACE);
1271:
1.187 djm 1272: /*
1273: * Check for leading '-' (disable error processing) and '@' (suppress
1274: * command echo)
1275: */
1.156 djm 1276: *ignore_errors = 0;
1.187 djm 1277: *disable_echo = 0;
1278: for (;*cp != '\0'; cp++) {
1279: if (*cp == '-') {
1280: *ignore_errors = 1;
1281: } else if (*cp == '@') {
1282: *disable_echo = 1;
1283: } else {
1284: /* all other characters terminate prefix processing */
1285: break;
1286: }
1.44 djm 1287: }
1.187 djm 1288: cp = cp + strspn(cp, WHITESPACE);
1.118 dtucker 1289:
1290: /* Ignore blank lines and lines which begin with comment '#' char */
1291: if (*cp == '\0' || *cp == '#')
1292: return (0);
1.44 djm 1293:
1.116 djm 1294: if ((argv = makeargv(cp, &argc, 0, NULL, NULL)) == NULL)
1.97 djm 1295: return -1;
1296:
1.44 djm 1297: /* Figure out which command we have */
1.97 djm 1298: for (i = 0; cmds[i].c != NULL; i++) {
1.142 djm 1299: if (argv[0] != NULL && strcasecmp(cmds[i].c, argv[0]) == 0)
1.44 djm 1300: break;
1301: }
1302: cmdnum = cmds[i].n;
1303: cmd = cmds[i].c;
1304:
1305: /* Special case */
1306: if (*cp == '!') {
1307: cp++;
1308: cmdnum = I_SHELL;
1309: } else if (cmdnum == -1) {
1310: error("Invalid command.");
1.97 djm 1311: return -1;
1.44 djm 1312: }
1313:
1314: /* Get arguments and parse flags */
1.156 djm 1315: *aflag = *fflag = *hflag = *iflag = *lflag = *pflag = 0;
1316: *rflag = *sflag = 0;
1.44 djm 1317: *path1 = *path2 = NULL;
1.97 djm 1318: optidx = 1;
1.44 djm 1319: switch (cmdnum) {
1320: case I_GET:
1.148 djm 1321: case I_REGET:
1.159 logan 1322: case I_REPUT:
1.44 djm 1323: case I_PUT:
1.132 djm 1324: if ((optidx = parse_getput_flags(cmd, argv, argc,
1.156 djm 1325: aflag, fflag, pflag, rflag)) == -1)
1.97 djm 1326: return -1;
1.44 djm 1327: /* Get first pathname (mandatory) */
1.97 djm 1328: if (argc - optidx < 1) {
1.44 djm 1329: error("You must specify at least one path after a "
1330: "%s command.", cmd);
1.97 djm 1331: return -1;
1332: }
1333: *path1 = xstrdup(argv[optidx]);
1334: /* Get second pathname (optional) */
1335: if (argc - optidx > 1) {
1336: *path2 = xstrdup(argv[optidx + 1]);
1337: /* Destination is not globbed */
1338: undo_glob_escape(*path2);
1.44 djm 1339: }
1340: break;
1.132 djm 1341: case I_LINK:
1342: if ((optidx = parse_link_flags(cmd, argv, argc, sflag)) == -1)
1343: return -1;
1.152 djm 1344: goto parse_two_paths;
1345: case I_RENAME:
1346: if ((optidx = parse_rename_flags(cmd, argv, argc, lflag)) == -1)
1347: return -1;
1348: goto parse_two_paths;
1.132 djm 1349: case I_SYMLINK:
1.153 djm 1350: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1351: return -1;
1.152 djm 1352: parse_two_paths:
1.97 djm 1353: if (argc - optidx < 2) {
1.44 djm 1354: error("You must specify two paths after a %s "
1355: "command.", cmd);
1.97 djm 1356: return -1;
1.44 djm 1357: }
1.97 djm 1358: *path1 = xstrdup(argv[optidx]);
1359: *path2 = xstrdup(argv[optidx + 1]);
1360: /* Paths are not globbed */
1361: undo_glob_escape(*path1);
1362: undo_glob_escape(*path2);
1.44 djm 1363: break;
1364: case I_RM:
1365: case I_MKDIR:
1366: case I_RMDIR:
1.182 djm 1367: case I_LMKDIR:
1368: path1_mandatory = 1;
1369: /* FALLTHROUGH */
1.44 djm 1370: case I_CHDIR:
1371: case I_LCHDIR:
1.153 djm 1372: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1373: return -1;
1.44 djm 1374: /* Get pathname (mandatory) */
1.97 djm 1375: if (argc - optidx < 1) {
1.182 djm 1376: if (!path1_mandatory)
1377: break; /* return a NULL path1 */
1.44 djm 1378: error("You must specify a path after a %s command.",
1379: cmd);
1.97 djm 1380: return -1;
1.44 djm 1381: }
1.97 djm 1382: *path1 = xstrdup(argv[optidx]);
1383: /* Only "rm" globs */
1384: if (cmdnum != I_RM)
1385: undo_glob_escape(*path1);
1.44 djm 1386: break;
1.100 djm 1387: case I_DF:
1388: if ((optidx = parse_df_flags(cmd, argv, argc, hflag,
1389: iflag)) == -1)
1390: return -1;
1391: /* Default to current directory if no path specified */
1392: if (argc - optidx < 1)
1393: *path1 = NULL;
1394: else {
1395: *path1 = xstrdup(argv[optidx]);
1396: undo_glob_escape(*path1);
1397: }
1398: break;
1.44 djm 1399: case I_LS:
1.97 djm 1400: if ((optidx = parse_ls_flags(argv, argc, lflag)) == -1)
1.44 djm 1401: return(-1);
1402: /* Path is optional */
1.97 djm 1403: if (argc - optidx > 0)
1404: *path1 = xstrdup(argv[optidx]);
1.44 djm 1405: break;
1406: case I_LLS:
1.98 djm 1407: /* Skip ls command and following whitespace */
1408: cp = cp + strlen(cmd) + strspn(cp, WHITESPACE);
1.44 djm 1409: case I_SHELL:
1410: /* Uses the rest of the line */
1411: break;
1412: case I_LUMASK:
1413: case I_CHMOD:
1414: base = 8;
1.186 dtucker 1415: /* FALLTHROUGH */
1.44 djm 1416: case I_CHOWN:
1417: case I_CHGRP:
1.189 djm 1418: if ((optidx = parse_ch_flags(cmd, argv, argc, hflag)) == -1)
1.153 djm 1419: return -1;
1.44 djm 1420: /* Get numeric arg (mandatory) */
1.97 djm 1421: if (argc - optidx < 1)
1422: goto need_num_arg;
1.93 ray 1423: errno = 0;
1.202 dtucker 1424: ll = strtoll(argv[optidx], &cp2, base);
1.97 djm 1425: if (cp2 == argv[optidx] || *cp2 != '\0' ||
1.202 dtucker 1426: ((ll == LLONG_MIN || ll == LLONG_MAX) && errno == ERANGE) ||
1427: ll < 0 || ll > UINT32_MAX) {
1.97 djm 1428: need_num_arg:
1.44 djm 1429: error("You must supply a numeric argument "
1430: "to the %s command.", cmd);
1.97 djm 1431: return -1;
1.44 djm 1432: }
1.202 dtucker 1433: *n_arg = ll;
1.97 djm 1434: if (cmdnum == I_LUMASK)
1.44 djm 1435: break;
1436: /* Get pathname (mandatory) */
1.97 djm 1437: if (argc - optidx < 2) {
1.44 djm 1438: error("You must specify a path after a %s command.",
1439: cmd);
1.97 djm 1440: return -1;
1.44 djm 1441: }
1.97 djm 1442: *path1 = xstrdup(argv[optidx + 1]);
1.44 djm 1443: break;
1444: case I_QUIT:
1445: case I_PWD:
1446: case I_LPWD:
1447: case I_HELP:
1448: case I_VERSION:
1449: case I_PROGRESS:
1.153 djm 1450: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1451: return -1;
1.44 djm 1452: break;
1453: default:
1454: fatal("Command not implemented");
1455: }
1456:
1457: *cpp = cp;
1458: return(cmdnum);
1459: }
1460:
1461: static int
1462: parse_dispatch_command(struct sftp_conn *conn, const char *cmd, char **pwd,
1.187 djm 1463: const char *startdir, int err_abort, int echo_command)
1.44 djm 1464: {
1.187 djm 1465: const char *ocmd = cmd;
1.44 djm 1466: char *path1, *path2, *tmp;
1.187 djm 1467: int ignore_errors = 0, disable_echo = 1;
1468: int aflag = 0, fflag = 0, hflag = 0, iflag = 0;
1.156 djm 1469: int lflag = 0, pflag = 0, rflag = 0, sflag = 0;
1.132 djm 1470: int cmdnum, i;
1.107 dtucker 1471: unsigned long n_arg = 0;
1.44 djm 1472: Attrib a, *aa;
1.170 deraadt 1473: char path_buf[PATH_MAX];
1.44 djm 1474: int err = 0;
1475: glob_t g;
1476:
1477: path1 = path2 = NULL;
1.187 djm 1478: cmdnum = parse_args(&cmd, &ignore_errors, &disable_echo, &aflag, &fflag,
1479: &hflag, &iflag, &lflag, &pflag, &rflag, &sflag, &n_arg,
1480: &path1, &path2);
1.156 djm 1481: if (ignore_errors != 0)
1.44 djm 1482: err_abort = 0;
1483:
1.187 djm 1484: if (echo_command && !disable_echo)
1485: mprintf("sftp> %s\n", ocmd);
1486:
1.44 djm 1487: memset(&g, 0, sizeof(g));
1488:
1489: /* Perform command */
1490: switch (cmdnum) {
1491: case 0:
1492: /* Blank line */
1493: break;
1494: case -1:
1495: /* Unrecognized command */
1496: err = -1;
1497: break;
1.148 djm 1498: case I_REGET:
1499: aflag = 1;
1500: /* FALLTHROUGH */
1.44 djm 1501: case I_GET:
1.148 djm 1502: err = process_get(conn, path1, path2, *pwd, pflag,
1.156 djm 1503: rflag, aflag, fflag);
1.44 djm 1504: break;
1.159 logan 1505: case I_REPUT:
1506: aflag = 1;
1507: /* FALLTHROUGH */
1.44 djm 1508: case I_PUT:
1.156 djm 1509: err = process_put(conn, path1, path2, *pwd, pflag,
1.159 logan 1510: rflag, aflag, fflag);
1.44 djm 1511: break;
1512: case I_RENAME:
1513: path1 = make_absolute(path1, *pwd);
1514: path2 = make_absolute(path2, *pwd);
1.152 djm 1515: err = do_rename(conn, path1, path2, lflag);
1.44 djm 1516: break;
1517: case I_SYMLINK:
1.132 djm 1518: sflag = 1;
1.186 dtucker 1519: /* FALLTHROUGH */
1.132 djm 1520: case I_LINK:
1.151 djm 1521: if (!sflag)
1522: path1 = make_absolute(path1, *pwd);
1.44 djm 1523: path2 = make_absolute(path2, *pwd);
1.132 djm 1524: err = (sflag ? do_symlink : do_hardlink)(conn, path1, path2);
1.44 djm 1525: break;
1526: case I_RM:
1527: path1 = make_absolute(path1, *pwd);
1528: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1529: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1530: if (!quiet)
1.174 schwarze 1531: mprintf("Removing %s\n", g.gl_pathv[i]);
1.44 djm 1532: err = do_rm(conn, g.gl_pathv[i]);
1533: if (err != 0 && err_abort)
1534: break;
1535: }
1536: break;
1537: case I_MKDIR:
1538: path1 = make_absolute(path1, *pwd);
1539: attrib_clear(&a);
1540: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1541: a.perm = 0777;
1.111 djm 1542: err = do_mkdir(conn, path1, &a, 1);
1.44 djm 1543: break;
1544: case I_RMDIR:
1545: path1 = make_absolute(path1, *pwd);
1546: err = do_rmdir(conn, path1);
1547: break;
1548: case I_CHDIR:
1.182 djm 1549: if (path1 == NULL || *path1 == '\0')
1550: path1 = xstrdup(startdir);
1.44 djm 1551: path1 = make_absolute(path1, *pwd);
1552: if ((tmp = do_realpath(conn, path1)) == NULL) {
1553: err = 1;
1554: break;
1555: }
1556: if ((aa = do_stat(conn, tmp, 0)) == NULL) {
1.145 djm 1557: free(tmp);
1.44 djm 1558: err = 1;
1559: break;
1560: }
1561: if (!(aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) {
1562: error("Can't change directory: Can't check target");
1.145 djm 1563: free(tmp);
1.44 djm 1564: err = 1;
1565: break;
1566: }
1567: if (!S_ISDIR(aa->perm)) {
1568: error("Can't change directory: \"%s\" is not "
1569: "a directory", tmp);
1.145 djm 1570: free(tmp);
1.44 djm 1571: err = 1;
1572: break;
1573: }
1.145 djm 1574: free(*pwd);
1.44 djm 1575: *pwd = tmp;
1576: break;
1577: case I_LS:
1578: if (!path1) {
1.125 djm 1579: do_ls_dir(conn, *pwd, *pwd, lflag);
1.44 djm 1580: break;
1581: }
1582:
1583: /* Strip pwd off beginning of non-absolute paths */
1584: tmp = NULL;
1.188 djm 1585: if (!path_absolute(path1))
1.44 djm 1586: tmp = *pwd;
1587:
1588: path1 = make_absolute(path1, *pwd);
1589: err = do_globbed_ls(conn, path1, tmp, lflag);
1.100 djm 1590: break;
1591: case I_DF:
1592: /* Default to current directory if no path specified */
1593: if (path1 == NULL)
1594: path1 = xstrdup(*pwd);
1595: path1 = make_absolute(path1, *pwd);
1596: err = do_df(conn, path1, hflag, iflag);
1.44 djm 1597: break;
1598: case I_LCHDIR:
1.182 djm 1599: if (path1 == NULL || *path1 == '\0')
1600: path1 = xstrdup("~");
1.166 deraadt 1601: tmp = tilde_expand_filename(path1, getuid());
1.165 djm 1602: free(path1);
1603: path1 = tmp;
1.44 djm 1604: if (chdir(path1) == -1) {
1605: error("Couldn't change local directory to "
1606: "\"%s\": %s", path1, strerror(errno));
1607: err = 1;
1608: }
1609: break;
1610: case I_LMKDIR:
1611: if (mkdir(path1, 0777) == -1) {
1612: error("Couldn't create local directory "
1613: "\"%s\": %s", path1, strerror(errno));
1614: err = 1;
1615: }
1616: break;
1617: case I_LLS:
1618: local_do_ls(cmd);
1619: break;
1620: case I_SHELL:
1621: local_do_shell(cmd);
1622: break;
1623: case I_LUMASK:
1624: umask(n_arg);
1625: printf("Local umask: %03lo\n", n_arg);
1626: break;
1627: case I_CHMOD:
1628: path1 = make_absolute(path1, *pwd);
1629: attrib_clear(&a);
1630: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1631: a.perm = n_arg;
1632: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1633: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1634: if (!quiet)
1.174 schwarze 1635: mprintf("Changing mode on %s\n",
1636: g.gl_pathv[i]);
1.189 djm 1637: err = (hflag ? do_lsetstat : do_setstat)(conn,
1638: g.gl_pathv[i], &a);
1.44 djm 1639: if (err != 0 && err_abort)
1640: break;
1641: }
1642: break;
1643: case I_CHOWN:
1644: case I_CHGRP:
1645: path1 = make_absolute(path1, *pwd);
1646: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1647: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.189 djm 1648: if (!(aa = (hflag ? do_lstat : do_stat)(conn,
1649: g.gl_pathv[i], 0))) {
1.104 djm 1650: if (err_abort) {
1651: err = -1;
1.44 djm 1652: break;
1.104 djm 1653: } else
1.44 djm 1654: continue;
1655: }
1656: if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) {
1657: error("Can't get current ownership of "
1658: "remote file \"%s\"", g.gl_pathv[i]);
1.104 djm 1659: if (err_abort) {
1660: err = -1;
1.44 djm 1661: break;
1.104 djm 1662: } else
1.44 djm 1663: continue;
1664: }
1665: aa->flags &= SSH2_FILEXFER_ATTR_UIDGID;
1666: if (cmdnum == I_CHOWN) {
1.143 djm 1667: if (!quiet)
1.174 schwarze 1668: mprintf("Changing owner on %s\n",
1.143 djm 1669: g.gl_pathv[i]);
1.44 djm 1670: aa->uid = n_arg;
1671: } else {
1.143 djm 1672: if (!quiet)
1.174 schwarze 1673: mprintf("Changing group on %s\n",
1.143 djm 1674: g.gl_pathv[i]);
1.44 djm 1675: aa->gid = n_arg;
1676: }
1.189 djm 1677: err = (hflag ? do_lsetstat : do_setstat)(conn,
1678: g.gl_pathv[i], aa);
1.44 djm 1679: if (err != 0 && err_abort)
1680: break;
1681: }
1682: break;
1683: case I_PWD:
1.174 schwarze 1684: mprintf("Remote working directory: %s\n", *pwd);
1.44 djm 1685: break;
1686: case I_LPWD:
1687: if (!getcwd(path_buf, sizeof(path_buf))) {
1688: error("Couldn't get local cwd: %s", strerror(errno));
1689: err = -1;
1690: break;
1691: }
1.174 schwarze 1692: mprintf("Local working directory: %s\n", path_buf);
1.44 djm 1693: break;
1694: case I_QUIT:
1695: /* Processed below */
1696: break;
1697: case I_HELP:
1698: help();
1699: break;
1700: case I_VERSION:
1701: printf("SFTP protocol version %u\n", sftp_proto_version(conn));
1702: break;
1703: case I_PROGRESS:
1704: showprogress = !showprogress;
1705: if (showprogress)
1706: printf("Progress meter enabled\n");
1707: else
1708: printf("Progress meter disabled\n");
1709: break;
1710: default:
1711: fatal("%d is not implemented", cmdnum);
1712: }
1713:
1714: if (g.gl_pathc)
1715: globfree(&g);
1.145 djm 1716: free(path1);
1717: free(path2);
1.44 djm 1718:
1719: /* If an unignored error occurs in batch mode we should abort. */
1720: if (err_abort && err != 0)
1721: return (-1);
1722: else if (cmdnum == I_QUIT)
1723: return (1);
1724:
1725: return (0);
1726: }
1727:
1.57 djm 1728: static char *
1729: prompt(EditLine *el)
1730: {
1731: return ("sftp> ");
1732: }
1733:
1.116 djm 1734: /* Display entries in 'list' after skipping the first 'len' chars */
1735: static void
1736: complete_display(char **list, u_int len)
1737: {
1738: u_int y, m = 0, width = 80, columns = 1, colspace = 0, llen;
1739: struct winsize ws;
1740: char *tmp;
1741:
1742: /* Count entries for sort and find longest */
1.149 djm 1743: for (y = 0; list[y]; y++)
1.176 deraadt 1744: m = MAXIMUM(m, strlen(list[y]));
1.116 djm 1745:
1746: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
1747: width = ws.ws_col;
1748:
1749: m = m > len ? m - len : 0;
1750: columns = width / (m + 2);
1.176 deraadt 1751: columns = MAXIMUM(columns, 1);
1.116 djm 1752: colspace = width / columns;
1.176 deraadt 1753: colspace = MINIMUM(colspace, width);
1.116 djm 1754:
1755: printf("\n");
1756: m = 1;
1757: for (y = 0; list[y]; y++) {
1758: llen = strlen(list[y]);
1759: tmp = llen > len ? list[y] + len : "";
1.174 schwarze 1760: mprintf("%-*s", colspace, tmp);
1.116 djm 1761: if (m >= columns) {
1762: printf("\n");
1763: m = 1;
1764: } else
1765: m++;
1766: }
1767: printf("\n");
1768: }
1769:
1770: /*
1771: * Given a "list" of words that begin with a common prefix of "word",
1772: * attempt to find an autocompletion to extends "word" by the next
1773: * characters common to all entries in "list".
1774: */
1775: static char *
1776: complete_ambiguous(const char *word, char **list, size_t count)
1777: {
1778: if (word == NULL)
1779: return NULL;
1780:
1781: if (count > 0) {
1782: u_int y, matchlen = strlen(list[0]);
1783:
1784: /* Find length of common stem */
1785: for (y = 1; list[y]; y++) {
1786: u_int x;
1787:
1.149 djm 1788: for (x = 0; x < matchlen; x++)
1789: if (list[0][x] != list[y][x])
1.116 djm 1790: break;
1791:
1792: matchlen = x;
1793: }
1794:
1795: if (matchlen > strlen(word)) {
1796: char *tmp = xstrdup(list[0]);
1797:
1.117 dtucker 1798: tmp[matchlen] = '\0';
1.116 djm 1799: return tmp;
1800: }
1.149 djm 1801: }
1.116 djm 1802:
1803: return xstrdup(word);
1804: }
1805:
1806: /* Autocomplete a sftp command */
1807: static int
1808: complete_cmd_parse(EditLine *el, char *cmd, int lastarg, char quote,
1809: int terminated)
1810: {
1811: u_int y, count = 0, cmdlen, tmplen;
1812: char *tmp, **list, argterm[3];
1813: const LineInfo *lf;
1814:
1815: list = xcalloc((sizeof(cmds) / sizeof(*cmds)) + 1, sizeof(char *));
1816:
1817: /* No command specified: display all available commands */
1818: if (cmd == NULL) {
1819: for (y = 0; cmds[y].c; y++)
1820: list[count++] = xstrdup(cmds[y].c);
1.149 djm 1821:
1.116 djm 1822: list[count] = NULL;
1823: complete_display(list, 0);
1824:
1.149 djm 1825: for (y = 0; list[y] != NULL; y++)
1826: free(list[y]);
1.145 djm 1827: free(list);
1.116 djm 1828: return count;
1829: }
1830:
1831: /* Prepare subset of commands that start with "cmd" */
1832: cmdlen = strlen(cmd);
1833: for (y = 0; cmds[y].c; y++) {
1.149 djm 1834: if (!strncasecmp(cmd, cmds[y].c, cmdlen))
1.116 djm 1835: list[count++] = xstrdup(cmds[y].c);
1836: }
1837: list[count] = NULL;
1838:
1.134 oga 1839: if (count == 0) {
1.145 djm 1840: free(list);
1.116 djm 1841: return 0;
1.134 oga 1842: }
1.116 djm 1843:
1.183 djm 1844: /* Complete ambiguous command */
1.116 djm 1845: tmp = complete_ambiguous(cmd, list, count);
1846: if (count > 1)
1847: complete_display(list, 0);
1848:
1.149 djm 1849: for (y = 0; list[y]; y++)
1850: free(list[y]);
1.145 djm 1851: free(list);
1.116 djm 1852:
1853: if (tmp != NULL) {
1854: tmplen = strlen(tmp);
1855: cmdlen = strlen(cmd);
1856: /* If cmd may be extended then do so */
1857: if (tmplen > cmdlen)
1858: if (el_insertstr(el, tmp + cmdlen) == -1)
1859: fatal("el_insertstr failed.");
1860: lf = el_line(el);
1861: /* Terminate argument cleanly */
1862: if (count == 1) {
1863: y = 0;
1864: if (!terminated)
1865: argterm[y++] = quote;
1866: if (lastarg || *(lf->cursor) != ' ')
1867: argterm[y++] = ' ';
1868: argterm[y] = '\0';
1869: if (y > 0 && el_insertstr(el, argterm) == -1)
1870: fatal("el_insertstr failed.");
1871: }
1.145 djm 1872: free(tmp);
1.116 djm 1873: }
1874:
1875: return count;
1876: }
1877:
1878: /*
1879: * Determine whether a particular sftp command's arguments (if any)
1880: * represent local or remote files.
1881: */
1882: static int
1883: complete_is_remote(char *cmd) {
1884: int i;
1885:
1886: if (cmd == NULL)
1887: return -1;
1888:
1889: for (i = 0; cmds[i].c; i++) {
1.149 djm 1890: if (!strncasecmp(cmd, cmds[i].c, strlen(cmds[i].c)))
1.116 djm 1891: return cmds[i].t;
1892: }
1893:
1894: return -1;
1895: }
1896:
1897: /* Autocomplete a filename "file" */
1898: static int
1899: complete_match(EditLine *el, struct sftp_conn *conn, char *remote_path,
1900: char *file, int remote, int lastarg, char quote, int terminated)
1901: {
1902: glob_t g;
1.146 dtucker 1903: char *tmp, *tmp2, ins[8];
1.140 dtucker 1904: u_int i, hadglob, pwdlen, len, tmplen, filelen, cesc, isesc, isabs;
1.146 dtucker 1905: int clen;
1.116 djm 1906: const LineInfo *lf;
1.149 djm 1907:
1.116 djm 1908: /* Glob from "file" location */
1909: if (file == NULL)
1910: tmp = xstrdup("*");
1911: else
1912: xasprintf(&tmp, "%s*", file);
1913:
1.139 dtucker 1914: /* Check if the path is absolute. */
1.188 djm 1915: isabs = path_absolute(tmp);
1.139 dtucker 1916:
1.116 djm 1917: memset(&g, 0, sizeof(g));
1918: if (remote != LOCAL) {
1919: tmp = make_absolute(tmp, remote_path);
1920: remote_glob(conn, tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1921: } else
1.116 djm 1922: glob(tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1923:
1.116 djm 1924: /* Determine length of pwd so we can trim completion display */
1925: for (hadglob = tmplen = pwdlen = 0; tmp[tmplen] != 0; tmplen++) {
1926: /* Terminate counting on first unescaped glob metacharacter */
1927: if (tmp[tmplen] == '*' || tmp[tmplen] == '?') {
1928: if (tmp[tmplen] != '*' || tmp[tmplen + 1] != '\0')
1929: hadglob = 1;
1930: break;
1931: }
1932: if (tmp[tmplen] == '\\' && tmp[tmplen + 1] != '\0')
1933: tmplen++;
1934: if (tmp[tmplen] == '/')
1935: pwdlen = tmplen + 1; /* track last seen '/' */
1936: }
1.145 djm 1937: free(tmp);
1.161 dtucker 1938: tmp = NULL;
1.116 djm 1939:
1.149 djm 1940: if (g.gl_matchc == 0)
1.116 djm 1941: goto out;
1942:
1943: if (g.gl_matchc > 1)
1944: complete_display(g.gl_pathv, pwdlen);
1945:
1946: /* Don't try to extend globs */
1947: if (file == NULL || hadglob)
1948: goto out;
1949:
1950: tmp2 = complete_ambiguous(file, g.gl_pathv, g.gl_matchc);
1.139 dtucker 1951: tmp = path_strip(tmp2, isabs ? NULL : remote_path);
1.145 djm 1952: free(tmp2);
1.116 djm 1953:
1954: if (tmp == NULL)
1955: goto out;
1956:
1957: tmplen = strlen(tmp);
1958: filelen = strlen(file);
1959:
1.140 dtucker 1960: /* Count the number of escaped characters in the input string. */
1961: cesc = isesc = 0;
1962: for (i = 0; i < filelen; i++) {
1963: if (!isesc && file[i] == '\\' && i + 1 < filelen){
1964: isesc = 1;
1965: cesc++;
1966: } else
1967: isesc = 0;
1968: }
1969:
1970: if (tmplen > (filelen - cesc)) {
1971: tmp2 = tmp + filelen - cesc;
1.149 djm 1972: len = strlen(tmp2);
1.116 djm 1973: /* quote argument on way out */
1.146 dtucker 1974: for (i = 0; i < len; i += clen) {
1975: if ((clen = mblen(tmp2 + i, len - i)) < 0 ||
1976: (size_t)clen > sizeof(ins) - 2)
1977: fatal("invalid multibyte character");
1.116 djm 1978: ins[0] = '\\';
1.146 dtucker 1979: memcpy(ins + 1, tmp2 + i, clen);
1980: ins[clen + 1] = '\0';
1.116 djm 1981: switch (tmp2[i]) {
1982: case '\'':
1983: case '"':
1984: case '\\':
1985: case '\t':
1.131 sthen 1986: case '[':
1.116 djm 1987: case ' ':
1.140 dtucker 1988: case '#':
1989: case '*':
1.116 djm 1990: if (quote == '\0' || tmp2[i] == quote) {
1991: if (el_insertstr(el, ins) == -1)
1992: fatal("el_insertstr "
1993: "failed.");
1994: break;
1995: }
1996: /* FALLTHROUGH */
1997: default:
1998: if (el_insertstr(el, ins + 1) == -1)
1999: fatal("el_insertstr failed.");
2000: break;
2001: }
2002: }
2003: }
2004:
2005: lf = el_line(el);
2006: if (g.gl_matchc == 1) {
2007: i = 0;
1.162 dtucker 2008: if (!terminated && quote != '\0')
1.116 djm 2009: ins[i++] = quote;
1.120 djm 2010: if (*(lf->cursor - 1) != '/' &&
2011: (lastarg || *(lf->cursor) != ' '))
1.116 djm 2012: ins[i++] = ' ';
2013: ins[i] = '\0';
2014: if (i > 0 && el_insertstr(el, ins) == -1)
2015: fatal("el_insertstr failed.");
2016: }
1.145 djm 2017: free(tmp);
1.116 djm 2018:
2019: out:
2020: globfree(&g);
2021: return g.gl_matchc;
2022: }
2023:
2024: /* tab-completion hook function, called via libedit */
2025: static unsigned char
2026: complete(EditLine *el, int ch)
2027: {
1.149 djm 2028: char **argv, *line, quote;
1.147 djm 2029: int argc, carg;
2030: u_int cursor, len, terminated, ret = CC_ERROR;
1.116 djm 2031: const LineInfo *lf;
2032: struct complete_ctx *complete_ctx;
2033:
2034: lf = el_line(el);
2035: if (el_get(el, EL_CLIENTDATA, (void**)&complete_ctx) != 0)
1.203 djm 2036: fatal_f("el_get failed");
1.116 djm 2037:
2038: /* Figure out which argument the cursor points to */
2039: cursor = lf->cursor - lf->buffer;
1.171 deraadt 2040: line = xmalloc(cursor + 1);
1.116 djm 2041: memcpy(line, lf->buffer, cursor);
2042: line[cursor] = '\0';
2043: argv = makeargv(line, &carg, 1, "e, &terminated);
1.145 djm 2044: free(line);
1.116 djm 2045:
2046: /* Get all the arguments on the line */
2047: len = lf->lastchar - lf->buffer;
1.171 deraadt 2048: line = xmalloc(len + 1);
1.116 djm 2049: memcpy(line, lf->buffer, len);
2050: line[len] = '\0';
2051: argv = makeargv(line, &argc, 1, NULL, NULL);
2052:
2053: /* Ensure cursor is at EOL or a argument boundary */
2054: if (line[cursor] != ' ' && line[cursor] != '\0' &&
2055: line[cursor] != '\n') {
1.145 djm 2056: free(line);
1.116 djm 2057: return ret;
2058: }
2059:
2060: if (carg == 0) {
2061: /* Show all available commands */
2062: complete_cmd_parse(el, NULL, argc == carg, '\0', 1);
2063: ret = CC_REDISPLAY;
2064: } else if (carg == 1 && cursor > 0 && line[cursor - 1] != ' ') {
2065: /* Handle the command parsing */
2066: if (complete_cmd_parse(el, argv[0], argc == carg,
1.149 djm 2067: quote, terminated) != 0)
1.116 djm 2068: ret = CC_REDISPLAY;
2069: } else if (carg >= 1) {
2070: /* Handle file parsing */
2071: int remote = complete_is_remote(argv[0]);
2072: char *filematch = NULL;
2073:
2074: if (carg > 1 && line[cursor-1] != ' ')
2075: filematch = argv[carg - 1];
2076:
2077: if (remote != 0 &&
2078: complete_match(el, complete_ctx->conn,
2079: *complete_ctx->remote_pathp, filematch,
1.149 djm 2080: remote, carg == argc, quote, terminated) != 0)
1.116 djm 2081: ret = CC_REDISPLAY;
2082: }
2083:
1.149 djm 2084: free(line);
1.116 djm 2085: return ret;
2086: }
2087:
1.182 djm 2088: static int
1.112 djm 2089: interactive_loop(struct sftp_conn *conn, char *file1, char *file2)
1.44 djm 2090: {
1.116 djm 2091: char *remote_path;
1.182 djm 2092: char *dir = NULL, *startdir = NULL;
1.44 djm 2093: char cmd[2048];
1.66 jaredy 2094: int err, interactive;
1.57 djm 2095: EditLine *el = NULL;
2096: History *hl = NULL;
2097: HistEvent hev;
2098: extern char *__progname;
1.116 djm 2099: struct complete_ctx complete_ctx;
1.57 djm 2100:
2101: if (!batchmode && isatty(STDIN_FILENO)) {
2102: if ((el = el_init(__progname, stdin, stdout, stderr)) == NULL)
2103: fatal("Couldn't initialise editline");
2104: if ((hl = history_init()) == NULL)
2105: fatal("Couldn't initialise editline history");
2106: history(hl, &hev, H_SETSIZE, 100);
2107: el_set(el, EL_HIST, history, hl);
2108:
2109: el_set(el, EL_PROMPT, prompt);
2110: el_set(el, EL_EDITOR, "emacs");
2111: el_set(el, EL_TERMINAL, NULL);
2112: el_set(el, EL_SIGNAL, 1);
2113: el_source(el, NULL);
1.116 djm 2114:
2115: /* Tab Completion */
1.149 djm 2116: el_set(el, EL_ADDFN, "ftp-complete",
1.131 sthen 2117: "Context sensitive argument completion", complete);
1.116 djm 2118: complete_ctx.conn = conn;
2119: complete_ctx.remote_pathp = &remote_path;
2120: el_set(el, EL_CLIENTDATA, (void*)&complete_ctx);
2121: el_set(el, EL_BIND, "^I", "ftp-complete", NULL);
1.154 djm 2122: /* enable ctrl-left-arrow and ctrl-right-arrow */
2123: el_set(el, EL_BIND, "\\e[1;5C", "em-next-word", NULL);
1.194 tb 2124: el_set(el, EL_BIND, "\\e\\e[C", "em-next-word", NULL);
1.154 djm 2125: el_set(el, EL_BIND, "\\e[1;5D", "ed-prev-word", NULL);
2126: el_set(el, EL_BIND, "\\e\\e[D", "ed-prev-word", NULL);
1.155 djm 2127: /* make ^w match ksh behaviour */
2128: el_set(el, EL_BIND, "^w", "ed-delete-prev-word", NULL);
1.57 djm 2129: }
1.44 djm 2130:
1.116 djm 2131: remote_path = do_realpath(conn, ".");
2132: if (remote_path == NULL)
1.44 djm 2133: fatal("Need cwd");
1.182 djm 2134: startdir = xstrdup(remote_path);
1.44 djm 2135:
2136: if (file1 != NULL) {
2137: dir = xstrdup(file1);
1.116 djm 2138: dir = make_absolute(dir, remote_path);
1.44 djm 2139:
2140: if (remote_is_dir(conn, dir) && file2 == NULL) {
1.143 djm 2141: if (!quiet)
1.174 schwarze 2142: mprintf("Changing to: %s\n", dir);
1.44 djm 2143: snprintf(cmd, sizeof cmd, "cd \"%s\"", dir);
1.116 djm 2144: if (parse_dispatch_command(conn, cmd,
1.187 djm 2145: &remote_path, startdir, 1, 0) != 0) {
1.145 djm 2146: free(dir);
1.182 djm 2147: free(startdir);
1.145 djm 2148: free(remote_path);
2149: free(conn);
1.44 djm 2150: return (-1);
1.58 markus 2151: }
1.44 djm 2152: } else {
1.137 djm 2153: /* XXX this is wrong wrt quoting */
1.148 djm 2154: snprintf(cmd, sizeof cmd, "get%s %s%s%s",
2155: global_aflag ? " -a" : "", dir,
2156: file2 == NULL ? "" : " ",
2157: file2 == NULL ? "" : file2);
1.116 djm 2158: err = parse_dispatch_command(conn, cmd,
1.187 djm 2159: &remote_path, startdir, 1, 0);
1.145 djm 2160: free(dir);
1.182 djm 2161: free(startdir);
1.145 djm 2162: free(remote_path);
2163: free(conn);
1.44 djm 2164: return (err);
2165: }
1.145 djm 2166: free(dir);
1.44 djm 2167: }
2168:
1.168 millert 2169: setvbuf(stdout, NULL, _IOLBF, 0);
2170: setvbuf(infile, NULL, _IOLBF, 0);
1.44 djm 2171:
1.66 jaredy 2172: interactive = !batchmode && isatty(STDIN_FILENO);
1.44 djm 2173: err = 0;
2174: for (;;) {
1.57 djm 2175: const char *line;
2176: int count = 0;
1.44 djm 2177:
1.57 djm 2178: if (el == NULL) {
1.211 ! schwarze 2179: ssh_signal(SIGINT, SIG_IGN);
1.66 jaredy 2180: if (interactive)
2181: printf("sftp> ");
1.57 djm 2182: if (fgets(cmd, sizeof(cmd), infile) == NULL) {
1.66 jaredy 2183: if (interactive)
2184: printf("\n");
1.57 djm 2185: break;
2186: }
2187: } else {
1.211 ! schwarze 2188: struct sigaction sa;
! 2189:
! 2190: interrupted = 0;
! 2191: memset(&sa, 0, sizeof(sa));
! 2192: sa.sa_handler = read_interrupt;
! 2193: if (sigaction(SIGINT, &sa, NULL) == -1) {
! 2194: debug3("sigaction(%s): %s",
! 2195: strsignal(SIGINT), strerror(errno));
! 2196: break;
! 2197: }
1.116 djm 2198: if ((line = el_gets(el, &count)) == NULL ||
2199: count <= 0) {
1.66 jaredy 2200: printf("\n");
1.211 ! schwarze 2201: if (interrupted)
! 2202: continue;
1.57 djm 2203: break;
1.66 jaredy 2204: }
1.57 djm 2205: history(hl, &hev, H_ENTER, line);
2206: if (strlcpy(cmd, line, sizeof(cmd)) >= sizeof(cmd)) {
2207: fprintf(stderr, "Error: input line too long\n");
2208: continue;
2209: }
1.44 djm 2210: }
2211:
1.187 djm 2212: cmd[strcspn(cmd, "\n")] = '\0';
1.44 djm 2213:
1.46 djm 2214: /* Handle user interrupts gracefully during commands */
2215: interrupted = 0;
1.197 dtucker 2216: ssh_signal(SIGINT, cmd_interrupt);
1.46 djm 2217:
1.116 djm 2218: err = parse_dispatch_command(conn, cmd, &remote_path,
1.187 djm 2219: startdir, batchmode, !interactive && el == NULL);
1.44 djm 2220: if (err != 0)
2221: break;
2222: }
1.197 dtucker 2223: ssh_signal(SIGCHLD, SIG_DFL);
1.145 djm 2224: free(remote_path);
1.182 djm 2225: free(startdir);
1.145 djm 2226: free(conn);
1.66 jaredy 2227:
2228: if (el != NULL)
2229: el_end(el);
1.44 djm 2230:
2231: /* err == 1 signifies normal "quit" exit */
2232: return (err >= 0 ? 0 : -1);
2233: }
1.34 fgsch 2234:
1.18 itojun 2235: static void
1.36 djm 2236: connect_to_server(char *path, char **args, int *in, int *out)
1.1 djm 2237: {
2238: int c_in, c_out;
1.30 deraadt 2239:
1.1 djm 2240: int inout[2];
1.30 deraadt 2241:
1.1 djm 2242: if (socketpair(AF_UNIX, SOCK_STREAM, 0, inout) == -1)
2243: fatal("socketpair: %s", strerror(errno));
2244: *in = *out = inout[0];
2245: c_in = c_out = inout[1];
2246:
1.36 djm 2247: if ((sshpid = fork()) == -1)
1.1 djm 2248: fatal("fork: %s", strerror(errno));
1.36 djm 2249: else if (sshpid == 0) {
1.1 djm 2250: if ((dup2(c_in, STDIN_FILENO) == -1) ||
2251: (dup2(c_out, STDOUT_FILENO) == -1)) {
2252: fprintf(stderr, "dup2: %s\n", strerror(errno));
1.47 djm 2253: _exit(1);
1.1 djm 2254: }
2255: close(*in);
2256: close(*out);
2257: close(c_in);
2258: close(c_out);
1.46 djm 2259:
2260: /*
2261: * The underlying ssh is in the same process group, so we must
1.56 deraadt 2262: * ignore SIGINT if we want to gracefully abort commands,
2263: * otherwise the signal will make it to the ssh process and
1.122 guenther 2264: * kill it too. Contrawise, since sftp sends SIGTERMs to the
2265: * underlying ssh, it must *not* ignore that signal.
1.46 djm 2266: */
1.197 dtucker 2267: ssh_signal(SIGINT, SIG_IGN);
2268: ssh_signal(SIGTERM, SIG_DFL);
1.49 dtucker 2269: execvp(path, args);
1.23 djm 2270: fprintf(stderr, "exec: %s: %s\n", path, strerror(errno));
1.47 djm 2271: _exit(1);
1.1 djm 2272: }
2273:
1.197 dtucker 2274: ssh_signal(SIGTERM, killchild);
2275: ssh_signal(SIGINT, killchild);
2276: ssh_signal(SIGHUP, killchild);
2277: ssh_signal(SIGTSTP, suspchild);
2278: ssh_signal(SIGTTIN, suspchild);
2279: ssh_signal(SIGTTOU, suspchild);
2280: ssh_signal(SIGCHLD, sigchld_handler);
1.1 djm 2281: close(c_in);
2282: close(c_out);
2283: }
2284:
1.18 itojun 2285: static void
1.1 djm 2286: usage(void)
2287: {
1.25 mpech 2288: extern char *__progname;
1.27 markus 2289:
1.19 stevesk 2290: fprintf(stderr,
1.201 djm 2291: "usage: %s [-46AaCfNpqrv] [-B buffer_size] [-b batchfile] [-c cipher]\n"
1.190 tb 2292: " [-D sftp_server_path] [-F ssh_config] [-i identity_file]\n"
2293: " [-J destination] [-l limit] [-o ssh_option] [-P port]\n"
2294: " [-R num_requests] [-S program] [-s subsystem | sftp_server]\n"
2295: " destination\n",
1.181 millert 2296: __progname);
1.1 djm 2297: exit(1);
2298: }
2299:
1.2 stevesk 2300: int
1.1 djm 2301: main(int argc, char **argv)
2302: {
1.199 djm 2303: int in, out, ch, err, tmp, port = -1, noisy = 0;
1.181 millert 2304: char *host = NULL, *user, *cp, *file2 = NULL;
1.198 dtucker 2305: int debug_level = 0;
1.17 mouring 2306: char *file1 = NULL, *sftp_server = NULL;
1.23 djm 2307: char *ssh_program = _PATH_SSH_PROGRAM, *sftp_direct = NULL;
1.126 djm 2308: const char *errstr;
1.17 mouring 2309: LogLevel ll = SYSLOG_LEVEL_INFO;
2310: arglist args;
1.3 djm 2311: extern int optind;
2312: extern char *optarg;
1.112 djm 2313: struct sftp_conn *conn;
1.207 djm 2314: size_t copy_buffer_len = 0;
2315: size_t num_requests = 0;
1.126 djm 2316: long long limit_kbps = 0;
1.67 djm 2317:
2318: /* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */
2319: sanitise_stdfd();
1.146 dtucker 2320: setlocale(LC_CTYPE, "");
1.1 djm 2321:
1.70 djm 2322: memset(&args, '\0', sizeof(args));
1.17 mouring 2323: args.list = NULL;
1.80 djm 2324: addargs(&args, "%s", ssh_program);
1.17 mouring 2325: addargs(&args, "-oForwardX11 no");
1.69 reyk 2326: addargs(&args, "-oPermitLocalCommand no");
1.21 stevesk 2327: addargs(&args, "-oClearAllForwardings yes");
1.40 djm 2328:
1.17 mouring 2329: ll = SYSLOG_LEVEL_INFO;
1.40 djm 2330: infile = stdin;
1.3 djm 2331:
1.109 djm 2332: while ((ch = getopt(argc, argv,
1.201 djm 2333: "1246AafhNpqrvCc:D:i:l:o:s:S:b:B:F:J:P:R:")) != -1) {
1.3 djm 2334: switch (ch) {
1.108 djm 2335: /* Passed through to ssh(1) */
1.201 djm 2336: case 'A':
1.108 djm 2337: case '4':
2338: case '6':
1.3 djm 2339: case 'C':
1.108 djm 2340: addargs(&args, "-%c", ch);
2341: break;
2342: /* Passed through to ssh(1) with argument */
2343: case 'F':
1.190 tb 2344: case 'J':
1.108 djm 2345: case 'c':
2346: case 'i':
2347: case 'o':
1.113 halex 2348: addargs(&args, "-%c", ch);
2349: addargs(&args, "%s", optarg);
1.108 djm 2350: break;
2351: case 'q':
1.143 djm 2352: ll = SYSLOG_LEVEL_ERROR;
2353: quiet = 1;
1.108 djm 2354: showprogress = 0;
2355: addargs(&args, "-%c", ch);
1.3 djm 2356: break;
1.109 djm 2357: case 'P':
1.181 millert 2358: port = a2port(optarg);
2359: if (port <= 0)
2360: fatal("Bad port \"%s\"\n", optarg);
1.109 djm 2361: break;
1.3 djm 2362: case 'v':
1.17 mouring 2363: if (debug_level < 3) {
2364: addargs(&args, "-v");
2365: ll = SYSLOG_LEVEL_DEBUG1 + debug_level;
2366: }
2367: debug_level++;
1.3 djm 2368: break;
1.7 markus 2369: case '1':
1.198 dtucker 2370: fatal("SSH protocol v.1 is no longer supported");
1.7 markus 2371: break;
1.108 djm 2372: case '2':
1.198 dtucker 2373: /* accept silently */
1.148 djm 2374: break;
2375: case 'a':
2376: global_aflag = 1;
1.7 markus 2377: break;
1.108 djm 2378: case 'B':
2379: copy_buffer_len = strtol(optarg, &cp, 10);
2380: if (copy_buffer_len == 0 || *cp != '\0')
2381: fatal("Invalid buffer size \"%s\"", optarg);
1.3 djm 2382: break;
1.10 deraadt 2383: case 'b':
1.39 djm 2384: if (batchmode)
2385: fatal("Batch file already specified.");
2386:
2387: /* Allow "-" as stdin */
1.56 deraadt 2388: if (strcmp(optarg, "-") != 0 &&
1.65 djm 2389: (infile = fopen(optarg, "r")) == NULL)
1.39 djm 2390: fatal("%s (%s).", strerror(errno), optarg);
1.34 fgsch 2391: showprogress = 0;
1.143 djm 2392: quiet = batchmode = 1;
1.62 djm 2393: addargs(&args, "-obatchmode yes");
1.156 djm 2394: break;
2395: case 'f':
2396: global_fflag = 1;
1.10 deraadt 2397: break;
1.199 djm 2398: case 'N':
2399: noisy = 1; /* Used to clear quiet mode after getopt */
2400: break;
1.111 djm 2401: case 'p':
2402: global_pflag = 1;
2403: break;
1.109 djm 2404: case 'D':
1.23 djm 2405: sftp_direct = optarg;
1.111 djm 2406: break;
1.126 djm 2407: case 'l':
2408: limit_kbps = strtonum(optarg, 1, 100 * 1024 * 1024,
2409: &errstr);
2410: if (errstr != NULL)
2411: usage();
2412: limit_kbps *= 1024; /* kbps */
2413: break;
1.111 djm 2414: case 'r':
2415: global_rflag = 1;
1.24 djm 2416: break;
1.26 djm 2417: case 'R':
2418: num_requests = strtol(optarg, &cp, 10);
2419: if (num_requests == 0 || *cp != '\0')
1.27 markus 2420: fatal("Invalid number of requests \"%s\"",
1.26 djm 2421: optarg);
1.108 djm 2422: break;
2423: case 's':
2424: sftp_server = optarg;
2425: break;
2426: case 'S':
2427: ssh_program = optarg;
2428: replacearg(&args, 0, "%s", ssh_program);
1.23 djm 2429: break;
1.3 djm 2430: case 'h':
2431: default:
1.1 djm 2432: usage();
2433: }
2434: }
1.201 djm 2435:
2436: /* Do this last because we want the user to be able to override it */
2437: addargs(&args, "-oForwardAgent no");
1.45 djm 2438:
2439: if (!isatty(STDERR_FILENO))
2440: showprogress = 0;
1.199 djm 2441:
2442: if (noisy)
2443: quiet = 0;
1.1 djm 2444:
1.29 markus 2445: log_init(argv[0], ll, SYSLOG_FACILITY_USER, 1);
2446:
1.23 djm 2447: if (sftp_direct == NULL) {
2448: if (optind == argc || argc > (optind + 2))
2449: usage();
1.181 millert 2450: argv += optind;
1.23 djm 2451:
1.181 millert 2452: switch (parse_uri("sftp", *argv, &user, &host, &tmp, &file1)) {
2453: case -1:
2454: usage();
2455: break;
2456: case 0:
2457: if (tmp != -1)
2458: port = tmp;
2459: break;
2460: default:
1.192 dtucker 2461: /* Try with user, host and path. */
1.181 millert 2462: if (parse_user_host_path(*argv, &user, &host,
1.192 dtucker 2463: &file1) == 0)
2464: break;
2465: /* Try with user and host. */
2466: if (parse_user_host_port(*argv, &user, &host, NULL)
2467: == 0)
2468: break;
2469: /* Treat as a plain hostname. */
2470: host = xstrdup(*argv);
2471: host = cleanhostname(host);
1.181 millert 2472: break;
1.23 djm 2473: }
1.181 millert 2474: file2 = *(argv + 1);
1.3 djm 2475:
1.23 djm 2476: if (!*host) {
2477: fprintf(stderr, "Missing hostname\n");
1.1 djm 2478: usage();
2479: }
2480:
1.181 millert 2481: if (port != -1)
2482: addargs(&args, "-oPort %d", port);
2483: if (user != NULL) {
2484: addargs(&args, "-l");
2485: addargs(&args, "%s", user);
2486: }
1.23 djm 2487:
2488: /* no subsystem if the server-spec contains a '/' */
2489: if (sftp_server == NULL || strchr(sftp_server, '/') == NULL)
2490: addargs(&args, "-s");
2491:
1.115 guenther 2492: addargs(&args, "--");
1.23 djm 2493: addargs(&args, "%s", host);
1.27 markus 2494: addargs(&args, "%s", (sftp_server != NULL ?
1.23 djm 2495: sftp_server : "sftp"));
2496:
1.36 djm 2497: connect_to_server(ssh_program, args.list, &in, &out);
1.23 djm 2498: } else {
2499: args.list = NULL;
2500: addargs(&args, "sftp-server");
2501:
1.36 djm 2502: connect_to_server(sftp_direct, args.list, &in, &out);
1.1 djm 2503: }
1.70 djm 2504: freeargs(&args);
1.1 djm 2505:
1.126 djm 2506: conn = do_init(in, out, copy_buffer_len, num_requests, limit_kbps);
1.112 djm 2507: if (conn == NULL)
2508: fatal("Couldn't initialise connection to server");
2509:
1.143 djm 2510: if (!quiet) {
1.112 djm 2511: if (sftp_direct == NULL)
2512: fprintf(stderr, "Connected to %s.\n", host);
2513: else
2514: fprintf(stderr, "Attached to %s.\n", sftp_direct);
2515: }
2516:
2517: err = interactive_loop(conn, file1, file2);
1.1 djm 2518:
2519: close(in);
2520: close(out);
1.39 djm 2521: if (batchmode)
1.10 deraadt 2522: fclose(infile);
1.1 djm 2523:
1.185 bluhm 2524: while (waitpid(sshpid, NULL, 0) == -1 && sshpid > 1)
1.28 markus 2525: if (errno != EINTR)
2526: fatal("Couldn't wait for ssh process: %s",
2527: strerror(errno));
1.1 djm 2528:
1.33 djm 2529: exit(err == 0 ? 0 : 1);
1.1 djm 2530: }