Annotation of src/usr.bin/ssh/sftp.c, Revision 1.207
1.207 ! djm 1: /* $OpenBSD: sftp.c,v 1.206 2021/01/08 02:44:14 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:
1.143 djm 62: /* Suppress diagnositic messages */
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:
1.184 djm 233: /*ARGSUSED*/
234: static void
235: sigchld_handler(int sig)
236: {
237: int save_errno = errno;
238: pid_t pid;
239: const char msg[] = "\rConnection closed. \n";
240:
241: /* Report if ssh transport process dies. */
242: while ((pid = waitpid(sshpid, NULL, WNOHANG)) == -1 && errno == EINTR)
243: continue;
1.185 bluhm 244: if (pid == sshpid) {
1.184 djm 245: (void)write(STDERR_FILENO, msg, sizeof(msg) - 1);
1.185 bluhm 246: sshpid = -1;
247: }
1.184 djm 248:
249: errno = save_errno;
250: }
251:
1.46 djm 252: static void
1.44 djm 253: help(void)
254: {
1.106 sobrado 255: printf("Available commands:\n"
256: "bye Quit sftp\n"
257: "cd path Change remote directory to 'path'\n"
1.189 djm 258: "chgrp [-h] grp path Change group of file 'path' to 'grp'\n"
259: "chmod [-h] mode path Change permissions of file 'path' to 'mode'\n"
260: "chown [-h] own path Change owner of file 'path' to 'own'\n"
1.106 sobrado 261: "df [-hi] [path] Display statistics for current directory or\n"
262: " filesystem containing 'path'\n"
263: "exit Quit sftp\n"
1.193 jmc 264: "get [-afpR] remote [local] Download file\n"
1.106 sobrado 265: "help Display this help text\n"
266: "lcd path Change local directory to 'path'\n"
267: "lls [ls-options [path]] Display local directory listing\n"
268: "lmkdir path Create local directory\n"
1.132 djm 269: "ln [-s] oldpath newpath Link remote file (-s for symlink)\n"
1.106 sobrado 270: "lpwd Print local working directory\n"
1.121 jmc 271: "ls [-1afhlnrSt] [path] Display remote directory listing\n"
1.106 sobrado 272: "lumask umask Set local umask to 'umask'\n"
273: "mkdir path Create remote directory\n"
274: "progress Toggle display of progress meter\n"
1.193 jmc 275: "put [-afpR] local [remote] Upload file\n"
1.106 sobrado 276: "pwd Display remote working directory\n"
277: "quit Quit sftp\n"
1.193 jmc 278: "reget [-fpR] remote [local] Resume download file\n"
1.106 sobrado 279: "rename oldpath newpath Rename remote file\n"
1.193 jmc 280: "reput [-fpR] local [remote] Resume upload file\n"
1.106 sobrado 281: "rm path Delete remote file\n"
282: "rmdir path Remove remote directory\n"
283: "symlink oldpath newpath Symlink remote file\n"
284: "version Show SFTP version\n"
285: "!command Execute 'command' in local shell\n"
286: "! Escape to local shell\n"
287: "? Synonym for help\n");
1.44 djm 288: }
289:
290: static void
291: local_do_shell(const char *args)
292: {
293: int status;
294: char *shell;
295: pid_t pid;
296:
297: if (!*args)
298: args = NULL;
299:
1.130 djm 300: if ((shell = getenv("SHELL")) == NULL || *shell == '\0')
1.44 djm 301: shell = _PATH_BSHELL;
302:
303: if ((pid = fork()) == -1)
304: fatal("Couldn't fork: %s", strerror(errno));
305:
306: if (pid == 0) {
307: /* XXX: child has pipe fds to ssh subproc open - issue? */
308: if (args) {
309: debug3("Executing %s -c \"%s\"", shell, args);
310: execl(shell, shell, "-c", args, (char *)NULL);
311: } else {
312: debug3("Executing %s", shell);
313: execl(shell, shell, (char *)NULL);
314: }
315: fprintf(stderr, "Couldn't execute \"%s\": %s\n", shell,
316: strerror(errno));
317: _exit(1);
318: }
319: while (waitpid(pid, &status, 0) == -1)
320: if (errno != EINTR)
321: fatal("Couldn't wait for child: %s", strerror(errno));
322: if (!WIFEXITED(status))
1.78 djm 323: error("Shell exited abnormally");
1.44 djm 324: else if (WEXITSTATUS(status))
325: error("Shell exited with status %d", WEXITSTATUS(status));
326: }
327:
328: static void
329: local_do_ls(const char *args)
330: {
331: if (!args || !*args)
332: local_do_shell(_PATH_LS);
333: else {
334: int len = strlen(_PATH_LS " ") + strlen(args) + 1;
335: char *buf = xmalloc(len);
336:
337: /* XXX: quoting - rip quoting code from ftp? */
338: snprintf(buf, len, _PATH_LS " %s", args);
339: local_do_shell(buf);
1.145 djm 340: free(buf);
1.44 djm 341: }
342: }
343:
344: /* Strip one path (usually the pwd) from the start of another */
345: static char *
1.175 djm 346: path_strip(const char *path, const char *strip)
1.44 djm 347: {
348: size_t len;
349:
350: if (strip == NULL)
351: return (xstrdup(path));
352:
353: len = strlen(strip);
1.59 djm 354: if (strncmp(path, strip, len) == 0) {
1.44 djm 355: if (strip[len - 1] != '/' && path[len] == '/')
356: len++;
357: return (xstrdup(path + len));
358: }
359:
360: return (xstrdup(path));
361: }
362:
363: static int
1.148 djm 364: parse_getput_flags(const char *cmd, char **argv, int argc,
1.156 djm 365: int *aflag, int *fflag, int *pflag, int *rflag)
1.44 djm 366: {
1.102 martynas 367: extern int opterr, optind, optopt, optreset;
1.97 djm 368: int ch;
1.44 djm 369:
1.97 djm 370: optind = optreset = 1;
371: opterr = 0;
372:
1.156 djm 373: *aflag = *fflag = *rflag = *pflag = 0;
374: while ((ch = getopt(argc, argv, "afPpRr")) != -1) {
1.97 djm 375: switch (ch) {
1.148 djm 376: case 'a':
377: *aflag = 1;
378: break;
1.156 djm 379: case 'f':
380: *fflag = 1;
381: break;
1.44 djm 382: case 'p':
383: case 'P':
384: *pflag = 1;
385: break;
1.111 djm 386: case 'r':
387: case 'R':
388: *rflag = 1;
389: break;
1.44 djm 390: default:
1.102 martynas 391: error("%s: Invalid flag -%c", cmd, optopt);
1.97 djm 392: return -1;
1.44 djm 393: }
394: }
395:
1.97 djm 396: return optind;
1.44 djm 397: }
398:
399: static int
1.132 djm 400: parse_link_flags(const char *cmd, char **argv, int argc, int *sflag)
401: {
402: extern int opterr, optind, optopt, optreset;
403: int ch;
404:
405: optind = optreset = 1;
406: opterr = 0;
407:
408: *sflag = 0;
409: while ((ch = getopt(argc, argv, "s")) != -1) {
410: switch (ch) {
411: case 's':
412: *sflag = 1;
413: break;
414: default:
415: error("%s: Invalid flag -%c", cmd, optopt);
416: return -1;
417: }
418: }
419:
420: return optind;
421: }
422:
423: static int
1.152 djm 424: parse_rename_flags(const char *cmd, char **argv, int argc, int *lflag)
425: {
426: extern int opterr, optind, optopt, optreset;
427: int ch;
428:
429: optind = optreset = 1;
430: opterr = 0;
431:
432: *lflag = 0;
433: while ((ch = getopt(argc, argv, "l")) != -1) {
434: switch (ch) {
435: case 'l':
436: *lflag = 1;
437: break;
438: default:
439: error("%s: Invalid flag -%c", cmd, optopt);
440: return -1;
441: }
442: }
443:
444: return optind;
445: }
446:
447: static int
1.97 djm 448: parse_ls_flags(char **argv, int argc, int *lflag)
1.44 djm 449: {
1.102 martynas 450: extern int opterr, optind, optopt, optreset;
1.97 djm 451: int ch;
452:
453: optind = optreset = 1;
454: opterr = 0;
1.44 djm 455:
1.53 djm 456: *lflag = LS_NAME_SORT;
1.119 djm 457: while ((ch = getopt(argc, argv, "1Safhlnrt")) != -1) {
1.97 djm 458: switch (ch) {
459: case '1':
460: *lflag &= ~VIEW_FLAGS;
461: *lflag |= LS_SHORT_VIEW;
462: break;
463: case 'S':
464: *lflag &= ~SORT_FLAGS;
465: *lflag |= LS_SIZE_SORT;
466: break;
467: case 'a':
468: *lflag |= LS_SHOW_ALL;
469: break;
470: case 'f':
471: *lflag &= ~SORT_FLAGS;
472: break;
1.119 djm 473: case 'h':
474: *lflag |= LS_SI_UNITS;
475: break;
1.97 djm 476: case 'l':
1.119 djm 477: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 478: *lflag |= LS_LONG_VIEW;
479: break;
480: case 'n':
1.119 djm 481: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 482: *lflag |= LS_NUMERIC_VIEW|LS_LONG_VIEW;
483: break;
484: case 'r':
485: *lflag |= LS_REVERSE_SORT;
486: break;
487: case 't':
488: *lflag &= ~SORT_FLAGS;
489: *lflag |= LS_TIME_SORT;
490: break;
491: default:
1.102 martynas 492: error("ls: Invalid flag -%c", optopt);
1.97 djm 493: return -1;
1.44 djm 494: }
495: }
496:
1.97 djm 497: return optind;
1.44 djm 498: }
499:
500: static int
1.100 djm 501: parse_df_flags(const char *cmd, char **argv, int argc, int *hflag, int *iflag)
502: {
1.102 martynas 503: extern int opterr, optind, optopt, optreset;
1.100 djm 504: int ch;
505:
506: optind = optreset = 1;
507: opterr = 0;
508:
509: *hflag = *iflag = 0;
510: while ((ch = getopt(argc, argv, "hi")) != -1) {
511: switch (ch) {
512: case 'h':
513: *hflag = 1;
514: break;
515: case 'i':
516: *iflag = 1;
517: break;
518: default:
1.102 martynas 519: error("%s: Invalid flag -%c", cmd, optopt);
1.100 djm 520: return -1;
521: }
522: }
523:
524: return optind;
525: }
526:
527: static int
1.189 djm 528: parse_ch_flags(const char *cmd, char **argv, int argc, int *hflag)
529: {
530: extern int opterr, optind, optopt, optreset;
531: int ch;
532:
533: optind = optreset = 1;
534: opterr = 0;
535:
536: *hflag = 0;
537: while ((ch = getopt(argc, argv, "h")) != -1) {
538: switch (ch) {
539: case 'h':
540: *hflag = 1;
541: break;
542: default:
543: error("%s: Invalid flag -%c", cmd, optopt);
544: return -1;
545: }
546: }
547:
548: return optind;
549: }
550:
551: static int
1.153 djm 552: parse_no_flags(const char *cmd, char **argv, int argc)
553: {
554: extern int opterr, optind, optopt, optreset;
555: int ch;
556:
557: optind = optreset = 1;
558: opterr = 0;
559:
560: while ((ch = getopt(argc, argv, "")) != -1) {
561: switch (ch) {
562: default:
563: error("%s: Invalid flag -%c", cmd, optopt);
564: return -1;
565: }
566: }
567:
568: return optind;
569: }
570:
571: static int
1.175 djm 572: process_get(struct sftp_conn *conn, const char *src, const char *dst,
573: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 574: {
575: char *abs_src = NULL;
576: char *abs_dst = NULL;
577: glob_t g;
1.111 djm 578: char *filename, *tmp=NULL;
1.164 djm 579: int i, r, err = 0;
1.44 djm 580:
581: abs_src = xstrdup(src);
582: abs_src = make_absolute(abs_src, pwd);
1.111 djm 583: memset(&g, 0, sizeof(g));
1.44 djm 584:
585: debug3("Looking up %s", abs_src);
1.164 djm 586: if ((r = remote_glob(conn, abs_src, GLOB_MARK, NULL, &g)) != 0) {
587: if (r == GLOB_NOSPACE) {
588: error("Too many matches for \"%s\".", abs_src);
589: } else {
590: error("File \"%s\" not found.", abs_src);
591: }
1.44 djm 592: err = -1;
593: goto out;
594: }
595:
1.111 djm 596: /*
597: * If multiple matches then dst must be a directory or
598: * unspecified.
599: */
1.205 djm 600: if (g.gl_matchc > 1 && dst != NULL && !local_is_dir(dst)) {
1.111 djm 601: error("Multiple source paths, but destination "
602: "\"%s\" is not a directory", dst);
1.44 djm 603: err = -1;
604: goto out;
605: }
606:
1.46 djm 607: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.111 djm 608: tmp = xstrdup(g.gl_pathv[i]);
609: if ((filename = basename(tmp)) == NULL) {
610: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 611: free(tmp);
1.44 djm 612: err = -1;
613: goto out;
614: }
615:
616: if (g.gl_matchc == 1 && dst) {
1.205 djm 617: if (local_is_dir(dst)) {
1.111 djm 618: abs_dst = path_append(dst, filename);
619: } else {
1.44 djm 620: abs_dst = xstrdup(dst);
1.111 djm 621: }
1.44 djm 622: } else if (dst) {
1.111 djm 623: abs_dst = path_append(dst, filename);
624: } else {
625: abs_dst = xstrdup(filename);
626: }
1.145 djm 627: free(tmp);
1.44 djm 628:
1.148 djm 629: resume |= global_aflag;
630: if (!quiet && resume)
1.174 schwarze 631: mprintf("Resuming %s to %s\n",
632: g.gl_pathv[i], abs_dst);
1.148 djm 633: else if (!quiet && !resume)
1.174 schwarze 634: mprintf("Fetching %s to %s\n",
635: g.gl_pathv[i], abs_dst);
1.205 djm 636: if (globpath_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
1.148 djm 637: if (download_dir(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 638: pflag || global_pflag, 1, resume,
639: fflag || global_fflag) == -1)
1.111 djm 640: err = -1;
641: } else {
642: if (do_download(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 643: pflag || global_pflag, resume,
644: fflag || global_fflag) == -1)
1.111 djm 645: err = -1;
646: }
1.145 djm 647: free(abs_dst);
1.44 djm 648: abs_dst = NULL;
649: }
650:
651: out:
1.145 djm 652: free(abs_src);
1.44 djm 653: globfree(&g);
654: return(err);
655: }
656:
657: static int
1.175 djm 658: process_put(struct sftp_conn *conn, const char *src, const char *dst,
659: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 660: {
661: char *tmp_dst = NULL;
662: char *abs_dst = NULL;
1.111 djm 663: char *tmp = NULL, *filename = NULL;
1.44 djm 664: glob_t g;
665: int err = 0;
1.111 djm 666: int i, dst_is_dir = 1;
1.99 djm 667: struct stat sb;
1.44 djm 668:
669: if (dst) {
670: tmp_dst = xstrdup(dst);
671: tmp_dst = make_absolute(tmp_dst, pwd);
672: }
673:
674: memset(&g, 0, sizeof(g));
675: debug3("Looking up %s", src);
1.111 djm 676: if (glob(src, GLOB_NOCHECK | GLOB_MARK, NULL, &g)) {
1.44 djm 677: error("File \"%s\" not found.", src);
678: err = -1;
679: goto out;
680: }
681:
1.111 djm 682: /* If we aren't fetching to pwd then stash this status for later */
683: if (tmp_dst != NULL)
684: dst_is_dir = remote_is_dir(conn, tmp_dst);
685:
1.44 djm 686: /* If multiple matches, dst may be directory or unspecified */
1.111 djm 687: if (g.gl_matchc > 1 && tmp_dst && !dst_is_dir) {
688: error("Multiple paths match, but destination "
689: "\"%s\" is not a directory", tmp_dst);
1.44 djm 690: err = -1;
691: goto out;
692: }
693:
1.46 djm 694: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.99 djm 695: if (stat(g.gl_pathv[i], &sb) == -1) {
696: err = -1;
697: error("stat %s: %s", g.gl_pathv[i], strerror(errno));
698: continue;
699: }
1.149 djm 700:
1.111 djm 701: tmp = xstrdup(g.gl_pathv[i]);
702: if ((filename = basename(tmp)) == NULL) {
703: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 704: free(tmp);
1.44 djm 705: err = -1;
706: goto out;
707: }
708:
709: if (g.gl_matchc == 1 && tmp_dst) {
710: /* If directory specified, append filename */
1.111 djm 711: if (dst_is_dir)
712: abs_dst = path_append(tmp_dst, filename);
713: else
1.44 djm 714: abs_dst = xstrdup(tmp_dst);
715: } else if (tmp_dst) {
1.111 djm 716: abs_dst = path_append(tmp_dst, filename);
717: } else {
718: abs_dst = make_absolute(xstrdup(filename), pwd);
719: }
1.145 djm 720: free(tmp);
1.44 djm 721:
1.159 logan 722: resume |= global_aflag;
723: if (!quiet && resume)
1.174 schwarze 724: mprintf("Resuming upload of %s to %s\n",
725: g.gl_pathv[i], abs_dst);
1.159 logan 726: else if (!quiet && !resume)
1.174 schwarze 727: mprintf("Uploading %s to %s\n",
728: g.gl_pathv[i], abs_dst);
1.205 djm 729: if (globpath_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
1.111 djm 730: if (upload_dir(conn, g.gl_pathv[i], abs_dst,
1.159 logan 731: pflag || global_pflag, 1, resume,
1.156 djm 732: fflag || global_fflag) == -1)
1.111 djm 733: err = -1;
734: } else {
735: if (do_upload(conn, g.gl_pathv[i], abs_dst,
1.159 logan 736: pflag || global_pflag, resume,
1.156 djm 737: fflag || global_fflag) == -1)
1.111 djm 738: err = -1;
739: }
1.44 djm 740: }
741:
742: out:
1.145 djm 743: free(abs_dst);
744: free(tmp_dst);
1.44 djm 745: globfree(&g);
746: return(err);
747: }
748:
749: static int
750: sdirent_comp(const void *aa, const void *bb)
751: {
752: SFTP_DIRENT *a = *(SFTP_DIRENT **)aa;
753: SFTP_DIRENT *b = *(SFTP_DIRENT **)bb;
1.53 djm 754: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
1.44 djm 755:
1.52 djm 756: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
1.53 djm 757: if (sort_flag & LS_NAME_SORT)
1.52 djm 758: return (rmul * strcmp(a->filename, b->filename));
1.53 djm 759: else if (sort_flag & LS_TIME_SORT)
1.52 djm 760: return (rmul * NCMP(a->a.mtime, b->a.mtime));
1.53 djm 761: else if (sort_flag & LS_SIZE_SORT)
1.52 djm 762: return (rmul * NCMP(a->a.size, b->a.size));
763:
764: fatal("Unknown ls sort type");
1.44 djm 765: }
766:
767: /* sftp ls.1 replacement for directories */
768: static int
1.175 djm 769: do_ls_dir(struct sftp_conn *conn, const char *path,
770: const char *strip_path, int lflag)
1.44 djm 771: {
1.64 djm 772: int n;
773: u_int c = 1, colspace = 0, columns = 1;
1.44 djm 774: SFTP_DIRENT **d;
775:
776: if ((n = do_readdir(conn, path, &d)) != 0)
777: return (n);
778:
1.53 djm 779: if (!(lflag & LS_SHORT_VIEW)) {
1.64 djm 780: u_int m = 0, width = 80;
1.44 djm 781: struct winsize ws;
782: char *tmp;
783:
784: /* Count entries for sort and find longest filename */
1.54 djm 785: for (n = 0; d[n] != NULL; n++) {
786: if (d[n]->filename[0] != '.' || (lflag & LS_SHOW_ALL))
1.176 deraadt 787: m = MAXIMUM(m, strlen(d[n]->filename));
1.54 djm 788: }
1.44 djm 789:
790: /* Add any subpath that also needs to be counted */
791: tmp = path_strip(path, strip_path);
792: m += strlen(tmp);
1.145 djm 793: free(tmp);
1.44 djm 794:
795: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
796: width = ws.ws_col;
797:
798: columns = width / (m + 2);
1.176 deraadt 799: columns = MAXIMUM(columns, 1);
1.44 djm 800: colspace = width / columns;
1.176 deraadt 801: colspace = MINIMUM(colspace, width);
1.44 djm 802: }
803:
1.52 djm 804: if (lflag & SORT_FLAGS) {
1.68 dtucker 805: for (n = 0; d[n] != NULL; n++)
806: ; /* count entries */
1.53 djm 807: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
1.52 djm 808: qsort(d, n, sizeof(*d), sdirent_comp);
809: }
1.44 djm 810:
1.46 djm 811: for (n = 0; d[n] != NULL && !interrupted; n++) {
1.44 djm 812: char *tmp, *fname;
1.54 djm 813:
814: if (d[n]->filename[0] == '.' && !(lflag & LS_SHOW_ALL))
815: continue;
1.44 djm 816:
817: tmp = path_append(path, d[n]->filename);
818: fname = path_strip(tmp, strip_path);
1.145 djm 819: free(tmp);
1.44 djm 820:
1.53 djm 821: if (lflag & LS_LONG_VIEW) {
1.119 djm 822: if (lflag & (LS_NUMERIC_VIEW|LS_SI_UNITS)) {
1.50 djm 823: char *lname;
824: struct stat sb;
825:
826: memset(&sb, 0, sizeof(sb));
827: attrib_to_stat(&d[n]->a, &sb);
1.119 djm 828: lname = ls_file(fname, &sb, 1,
829: (lflag & LS_SI_UNITS));
1.174 schwarze 830: mprintf("%s\n", lname);
1.145 djm 831: free(lname);
1.50 djm 832: } else
1.174 schwarze 833: mprintf("%s\n", d[n]->longname);
1.44 djm 834: } else {
1.174 schwarze 835: mprintf("%-*s", colspace, fname);
1.44 djm 836: if (c >= columns) {
837: printf("\n");
838: c = 1;
839: } else
840: c++;
841: }
842:
1.145 djm 843: free(fname);
1.44 djm 844: }
845:
1.53 djm 846: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 847: printf("\n");
848:
849: free_sftp_dirents(d);
850: return (0);
851: }
852:
1.180 djm 853: static int
854: sglob_comp(const void *aa, const void *bb)
855: {
856: u_int a = *(const u_int *)aa;
857: u_int b = *(const u_int *)bb;
858: const char *ap = sort_glob->gl_pathv[a];
859: const char *bp = sort_glob->gl_pathv[b];
860: const struct stat *as = sort_glob->gl_statv[a];
861: const struct stat *bs = sort_glob->gl_statv[b];
862: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
863:
864: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
865: if (sort_flag & LS_NAME_SORT)
866: return (rmul * strcmp(ap, bp));
1.206 djm 867: else if (sort_flag & LS_TIME_SORT) {
868: if (timespeccmp(&as->st_mtim, &bs->st_mtim, ==))
869: return 0;
870: return timespeccmp(&as->st_mtim, &bs->st_mtim, <) ?
871: rmul : -rmul;
872: } else if (sort_flag & LS_SIZE_SORT)
1.180 djm 873: return (rmul * NCMP(as->st_size, bs->st_size));
874:
875: fatal("Unknown ls sort type");
876: }
877:
1.44 djm 878: /* sftp ls.1 replacement which handles path globs */
879: static int
1.175 djm 880: do_globbed_ls(struct sftp_conn *conn, const char *path,
881: const char *strip_path, int lflag)
1.44 djm 882: {
1.129 djm 883: char *fname, *lname;
1.44 djm 884: glob_t g;
1.164 djm 885: int err, r;
1.129 djm 886: struct winsize ws;
1.180 djm 887: u_int i, j, nentries, *indices = NULL, c = 1;
888: u_int colspace = 0, columns = 1, m = 0, width = 80;
1.44 djm 889:
890: memset(&g, 0, sizeof(g));
891:
1.164 djm 892: if ((r = remote_glob(conn, path,
1.133 djm 893: GLOB_MARK|GLOB_NOCHECK|GLOB_BRACE|GLOB_KEEPSTAT|GLOB_NOSORT,
1.164 djm 894: NULL, &g)) != 0 ||
1.128 djm 895: (g.gl_pathc && !g.gl_matchc)) {
1.60 fgsch 896: if (g.gl_pathc)
897: globfree(&g);
1.164 djm 898: if (r == GLOB_NOSPACE) {
899: error("Can't ls: Too many matches for \"%s\"", path);
900: } else {
901: error("Can't ls: \"%s\" not found", path);
902: }
1.128 djm 903: return -1;
1.44 djm 904: }
905:
1.46 djm 906: if (interrupted)
907: goto out;
908:
1.44 djm 909: /*
1.60 fgsch 910: * If the glob returns a single match and it is a directory,
911: * then just list its contents.
1.44 djm 912: */
1.128 djm 913: if (g.gl_matchc == 1 && g.gl_statv[0] != NULL &&
914: S_ISDIR(g.gl_statv[0]->st_mode)) {
915: err = do_ls_dir(conn, g.gl_pathv[0], strip_path, lflag);
916: globfree(&g);
917: return err;
1.44 djm 918: }
919:
1.129 djm 920: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
921: width = ws.ws_col;
922:
1.53 djm 923: if (!(lflag & LS_SHORT_VIEW)) {
1.44 djm 924: /* Count entries for sort and find longest filename */
925: for (i = 0; g.gl_pathv[i]; i++)
1.176 deraadt 926: m = MAXIMUM(m, strlen(g.gl_pathv[i]));
1.44 djm 927:
928: columns = width / (m + 2);
1.176 deraadt 929: columns = MAXIMUM(columns, 1);
1.44 djm 930: colspace = width / columns;
931: }
932:
1.180 djm 933: /*
934: * Sorting: rather than mess with the contents of glob_t, prepare
935: * an array of indices into it and sort that. For the usual
936: * unsorted case, the indices are just the identity 1=1, 2=2, etc.
937: */
938: for (nentries = 0; g.gl_pathv[nentries] != NULL; nentries++)
939: ; /* count entries */
940: indices = calloc(nentries, sizeof(*indices));
941: for (i = 0; i < nentries; i++)
942: indices[i] = i;
943:
944: if (lflag & SORT_FLAGS) {
945: sort_glob = &g;
946: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
947: qsort(indices, nentries, sizeof(*indices), sglob_comp);
948: sort_glob = NULL;
949: }
950:
951: for (j = 0; j < nentries && !interrupted; j++) {
952: i = indices[j];
1.44 djm 953: fname = path_strip(g.gl_pathv[i], strip_path);
1.53 djm 954: if (lflag & LS_LONG_VIEW) {
1.128 djm 955: if (g.gl_statv[i] == NULL) {
956: error("no stat information for %s", fname);
957: continue;
958: }
959: lname = ls_file(fname, g.gl_statv[i], 1,
960: (lflag & LS_SI_UNITS));
1.174 schwarze 961: mprintf("%s\n", lname);
1.145 djm 962: free(lname);
1.44 djm 963: } else {
1.174 schwarze 964: mprintf("%-*s", colspace, fname);
1.44 djm 965: if (c >= columns) {
966: printf("\n");
967: c = 1;
968: } else
969: c++;
970: }
1.145 djm 971: free(fname);
1.44 djm 972: }
973:
1.53 djm 974: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 975: printf("\n");
976:
1.46 djm 977: out:
1.44 djm 978: if (g.gl_pathc)
979: globfree(&g);
1.180 djm 980: free(indices);
1.44 djm 981:
1.128 djm 982: return 0;
1.44 djm 983: }
984:
1.100 djm 985: static int
1.175 djm 986: do_df(struct sftp_conn *conn, const char *path, int hflag, int iflag)
1.100 djm 987: {
1.101 dtucker 988: struct sftp_statvfs st;
1.178 djm 989: char s_used[FMT_SCALED_STRSIZE], s_avail[FMT_SCALED_STRSIZE];
990: char s_root[FMT_SCALED_STRSIZE], s_total[FMT_SCALED_STRSIZE];
991: char s_icapacity[16], s_dcapacity[16];
1.100 djm 992:
993: if (do_statvfs(conn, path, &st, 1) == -1)
994: return -1;
1.178 djm 995: if (st.f_files == 0)
996: strlcpy(s_icapacity, "ERR", sizeof(s_icapacity));
997: else {
998: snprintf(s_icapacity, sizeof(s_icapacity), "%3llu%%",
999: (unsigned long long)(100 * (st.f_files - st.f_ffree) /
1000: st.f_files));
1001: }
1002: if (st.f_blocks == 0)
1003: strlcpy(s_dcapacity, "ERR", sizeof(s_dcapacity));
1004: else {
1005: snprintf(s_dcapacity, sizeof(s_dcapacity), "%3llu%%",
1006: (unsigned long long)(100 * (st.f_blocks - st.f_bfree) /
1007: st.f_blocks));
1008: }
1.100 djm 1009: if (iflag) {
1010: printf(" Inodes Used Avail "
1011: "(root) %%Capacity\n");
1.178 djm 1012: printf("%11llu %11llu %11llu %11llu %s\n",
1.100 djm 1013: (unsigned long long)st.f_files,
1014: (unsigned long long)(st.f_files - st.f_ffree),
1015: (unsigned long long)st.f_favail,
1.178 djm 1016: (unsigned long long)st.f_ffree, s_icapacity);
1.100 djm 1017: } else if (hflag) {
1018: strlcpy(s_used, "error", sizeof(s_used));
1019: strlcpy(s_avail, "error", sizeof(s_avail));
1020: strlcpy(s_root, "error", sizeof(s_root));
1021: strlcpy(s_total, "error", sizeof(s_total));
1022: fmt_scaled((st.f_blocks - st.f_bfree) * st.f_frsize, s_used);
1023: fmt_scaled(st.f_bavail * st.f_frsize, s_avail);
1024: fmt_scaled(st.f_bfree * st.f_frsize, s_root);
1025: fmt_scaled(st.f_blocks * st.f_frsize, s_total);
1026: printf(" Size Used Avail (root) %%Capacity\n");
1.178 djm 1027: printf("%7sB %7sB %7sB %7sB %s\n",
1028: s_total, s_used, s_avail, s_root, s_dcapacity);
1.100 djm 1029: } else {
1030: printf(" Size Used Avail "
1031: "(root) %%Capacity\n");
1.178 djm 1032: printf("%12llu %12llu %12llu %12llu %s\n",
1.100 djm 1033: (unsigned long long)(st.f_frsize * st.f_blocks / 1024),
1034: (unsigned long long)(st.f_frsize *
1035: (st.f_blocks - st.f_bfree) / 1024),
1036: (unsigned long long)(st.f_frsize * st.f_bavail / 1024),
1037: (unsigned long long)(st.f_frsize * st.f_bfree / 1024),
1.178 djm 1038: s_dcapacity);
1.100 djm 1039: }
1040: return 0;
1041: }
1042:
1.97 djm 1043: /*
1044: * Undo escaping of glob sequences in place. Used to undo extra escaping
1045: * applied in makeargv() when the string is destined for a function that
1046: * does not glob it.
1047: */
1048: static void
1049: undo_glob_escape(char *s)
1050: {
1051: size_t i, j;
1052:
1053: for (i = j = 0;;) {
1054: if (s[i] == '\0') {
1055: s[j] = '\0';
1056: return;
1057: }
1058: if (s[i] != '\\') {
1059: s[j++] = s[i++];
1060: continue;
1061: }
1062: /* s[i] == '\\' */
1063: ++i;
1064: switch (s[i]) {
1065: case '?':
1066: case '[':
1067: case '*':
1068: case '\\':
1069: s[j++] = s[i++];
1070: break;
1071: case '\0':
1072: s[j++] = '\\';
1073: s[j] = '\0';
1074: return;
1075: default:
1076: s[j++] = '\\';
1077: s[j++] = s[i++];
1078: break;
1079: }
1080: }
1081: }
1082:
1083: /*
1084: * Split a string into an argument vector using sh(1)-style quoting,
1085: * comment and escaping rules, but with some tweaks to handle glob(3)
1086: * wildcards.
1.116 djm 1087: * The "sloppy" flag allows for recovery from missing terminating quote, for
1088: * use in parsing incomplete commandlines during tab autocompletion.
1089: *
1.97 djm 1090: * Returns NULL on error or a NULL-terminated array of arguments.
1.116 djm 1091: *
1092: * If "lastquote" is not NULL, the quoting character used for the last
1093: * argument is placed in *lastquote ("\0", "'" or "\"").
1.149 djm 1094: *
1.116 djm 1095: * If "terminated" is not NULL, *terminated will be set to 1 when the
1096: * last argument's quote has been properly terminated or 0 otherwise.
1097: * This parameter is only of use if "sloppy" is set.
1.97 djm 1098: */
1.204 djm 1099: #define MAXARGS 128
1.97 djm 1100: #define MAXARGLEN 8192
1101: static char **
1.116 djm 1102: makeargv(const char *arg, int *argcp, int sloppy, char *lastquote,
1103: u_int *terminated)
1.97 djm 1104: {
1105: int argc, quot;
1106: size_t i, j;
1107: static char argvs[MAXARGLEN];
1108: static char *argv[MAXARGS + 1];
1109: enum { MA_START, MA_SQUOTE, MA_DQUOTE, MA_UNQUOTED } state, q;
1110:
1111: *argcp = argc = 0;
1112: if (strlen(arg) > sizeof(argvs) - 1) {
1113: args_too_longs:
1114: error("string too long");
1115: return NULL;
1116: }
1.116 djm 1117: if (terminated != NULL)
1118: *terminated = 1;
1119: if (lastquote != NULL)
1120: *lastquote = '\0';
1.97 djm 1121: state = MA_START;
1122: i = j = 0;
1123: for (;;) {
1.141 markus 1124: if ((size_t)argc >= sizeof(argv) / sizeof(*argv)){
1.138 dtucker 1125: error("Too many arguments.");
1126: return NULL;
1127: }
1.158 deraadt 1128: if (isspace((unsigned char)arg[i])) {
1.97 djm 1129: if (state == MA_UNQUOTED) {
1130: /* Terminate current argument */
1131: argvs[j++] = '\0';
1132: argc++;
1133: state = MA_START;
1134: } else if (state != MA_START)
1135: argvs[j++] = arg[i];
1136: } else if (arg[i] == '"' || arg[i] == '\'') {
1137: q = arg[i] == '"' ? MA_DQUOTE : MA_SQUOTE;
1138: if (state == MA_START) {
1139: argv[argc] = argvs + j;
1140: state = q;
1.116 djm 1141: if (lastquote != NULL)
1142: *lastquote = arg[i];
1.149 djm 1143: } else if (state == MA_UNQUOTED)
1.97 djm 1144: state = q;
1145: else if (state == q)
1146: state = MA_UNQUOTED;
1147: else
1148: argvs[j++] = arg[i];
1149: } else if (arg[i] == '\\') {
1150: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1151: quot = state == MA_SQUOTE ? '\'' : '"';
1152: /* Unescape quote we are in */
1153: /* XXX support \n and friends? */
1154: if (arg[i + 1] == quot) {
1155: i++;
1156: argvs[j++] = arg[i];
1157: } else if (arg[i + 1] == '?' ||
1158: arg[i + 1] == '[' || arg[i + 1] == '*') {
1159: /*
1160: * Special case for sftp: append
1161: * double-escaped glob sequence -
1162: * glob will undo one level of
1163: * escaping. NB. string can grow here.
1164: */
1165: if (j >= sizeof(argvs) - 5)
1166: goto args_too_longs;
1167: argvs[j++] = '\\';
1168: argvs[j++] = arg[i++];
1169: argvs[j++] = '\\';
1170: argvs[j++] = arg[i];
1171: } else {
1172: argvs[j++] = arg[i++];
1173: argvs[j++] = arg[i];
1174: }
1175: } else {
1176: if (state == MA_START) {
1177: argv[argc] = argvs + j;
1178: state = MA_UNQUOTED;
1.116 djm 1179: if (lastquote != NULL)
1180: *lastquote = '\0';
1.97 djm 1181: }
1182: if (arg[i + 1] == '?' || arg[i + 1] == '[' ||
1183: arg[i + 1] == '*' || arg[i + 1] == '\\') {
1184: /*
1185: * Special case for sftp: append
1186: * escaped glob sequence -
1187: * glob will undo one level of
1188: * escaping.
1189: */
1190: argvs[j++] = arg[i++];
1191: argvs[j++] = arg[i];
1192: } else {
1193: /* Unescape everything */
1194: /* XXX support \n and friends? */
1195: i++;
1196: argvs[j++] = arg[i];
1197: }
1198: }
1199: } else if (arg[i] == '#') {
1200: if (state == MA_SQUOTE || state == MA_DQUOTE)
1201: argvs[j++] = arg[i];
1202: else
1203: goto string_done;
1204: } else if (arg[i] == '\0') {
1205: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1.116 djm 1206: if (sloppy) {
1207: state = MA_UNQUOTED;
1208: if (terminated != NULL)
1209: *terminated = 0;
1210: goto string_done;
1211: }
1.97 djm 1212: error("Unterminated quoted argument");
1213: return NULL;
1214: }
1215: string_done:
1216: if (state == MA_UNQUOTED) {
1217: argvs[j++] = '\0';
1218: argc++;
1219: }
1220: break;
1221: } else {
1222: if (state == MA_START) {
1223: argv[argc] = argvs + j;
1224: state = MA_UNQUOTED;
1.116 djm 1225: if (lastquote != NULL)
1226: *lastquote = '\0';
1.97 djm 1227: }
1228: if ((state == MA_SQUOTE || state == MA_DQUOTE) &&
1229: (arg[i] == '?' || arg[i] == '[' || arg[i] == '*')) {
1230: /*
1231: * Special case for sftp: escape quoted
1232: * glob(3) wildcards. NB. string can grow
1233: * here.
1234: */
1235: if (j >= sizeof(argvs) - 3)
1236: goto args_too_longs;
1237: argvs[j++] = '\\';
1238: argvs[j++] = arg[i];
1239: } else
1240: argvs[j++] = arg[i];
1241: }
1242: i++;
1243: }
1244: *argcp = argc;
1245: return argv;
1246: }
1247:
1.44 djm 1248: static int
1.187 djm 1249: parse_args(const char **cpp, int *ignore_errors, int *disable_echo, int *aflag,
1.173 djm 1250: int *fflag, int *hflag, int *iflag, int *lflag, int *pflag,
1.159 logan 1251: int *rflag, int *sflag,
1.156 djm 1252: unsigned long *n_arg, char **path1, char **path2)
1.44 djm 1253: {
1254: const char *cmd, *cp = *cpp;
1.97 djm 1255: char *cp2, **argv;
1.44 djm 1256: int base = 0;
1.202 dtucker 1257: long long ll;
1.182 djm 1258: int path1_mandatory = 0, i, cmdnum, optidx, argc;
1.44 djm 1259:
1260: /* Skip leading whitespace */
1261: cp = cp + strspn(cp, WHITESPACE);
1262:
1.187 djm 1263: /*
1264: * Check for leading '-' (disable error processing) and '@' (suppress
1265: * command echo)
1266: */
1.156 djm 1267: *ignore_errors = 0;
1.187 djm 1268: *disable_echo = 0;
1269: for (;*cp != '\0'; cp++) {
1270: if (*cp == '-') {
1271: *ignore_errors = 1;
1272: } else if (*cp == '@') {
1273: *disable_echo = 1;
1274: } else {
1275: /* all other characters terminate prefix processing */
1276: break;
1277: }
1.44 djm 1278: }
1.187 djm 1279: cp = cp + strspn(cp, WHITESPACE);
1.118 dtucker 1280:
1281: /* Ignore blank lines and lines which begin with comment '#' char */
1282: if (*cp == '\0' || *cp == '#')
1283: return (0);
1.44 djm 1284:
1.116 djm 1285: if ((argv = makeargv(cp, &argc, 0, NULL, NULL)) == NULL)
1.97 djm 1286: return -1;
1287:
1.44 djm 1288: /* Figure out which command we have */
1.97 djm 1289: for (i = 0; cmds[i].c != NULL; i++) {
1.142 djm 1290: if (argv[0] != NULL && strcasecmp(cmds[i].c, argv[0]) == 0)
1.44 djm 1291: break;
1292: }
1293: cmdnum = cmds[i].n;
1294: cmd = cmds[i].c;
1295:
1296: /* Special case */
1297: if (*cp == '!') {
1298: cp++;
1299: cmdnum = I_SHELL;
1300: } else if (cmdnum == -1) {
1301: error("Invalid command.");
1.97 djm 1302: return -1;
1.44 djm 1303: }
1304:
1305: /* Get arguments and parse flags */
1.156 djm 1306: *aflag = *fflag = *hflag = *iflag = *lflag = *pflag = 0;
1307: *rflag = *sflag = 0;
1.44 djm 1308: *path1 = *path2 = NULL;
1.97 djm 1309: optidx = 1;
1.44 djm 1310: switch (cmdnum) {
1311: case I_GET:
1.148 djm 1312: case I_REGET:
1.159 logan 1313: case I_REPUT:
1.44 djm 1314: case I_PUT:
1.132 djm 1315: if ((optidx = parse_getput_flags(cmd, argv, argc,
1.156 djm 1316: aflag, fflag, pflag, rflag)) == -1)
1.97 djm 1317: return -1;
1.44 djm 1318: /* Get first pathname (mandatory) */
1.97 djm 1319: if (argc - optidx < 1) {
1.44 djm 1320: error("You must specify at least one path after a "
1321: "%s command.", cmd);
1.97 djm 1322: return -1;
1323: }
1324: *path1 = xstrdup(argv[optidx]);
1325: /* Get second pathname (optional) */
1326: if (argc - optidx > 1) {
1327: *path2 = xstrdup(argv[optidx + 1]);
1328: /* Destination is not globbed */
1329: undo_glob_escape(*path2);
1.44 djm 1330: }
1331: break;
1.132 djm 1332: case I_LINK:
1333: if ((optidx = parse_link_flags(cmd, argv, argc, sflag)) == -1)
1334: return -1;
1.152 djm 1335: goto parse_two_paths;
1336: case I_RENAME:
1337: if ((optidx = parse_rename_flags(cmd, argv, argc, lflag)) == -1)
1338: return -1;
1339: goto parse_two_paths;
1.132 djm 1340: case I_SYMLINK:
1.153 djm 1341: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1342: return -1;
1.152 djm 1343: parse_two_paths:
1.97 djm 1344: if (argc - optidx < 2) {
1.44 djm 1345: error("You must specify two paths after a %s "
1346: "command.", cmd);
1.97 djm 1347: return -1;
1.44 djm 1348: }
1.97 djm 1349: *path1 = xstrdup(argv[optidx]);
1350: *path2 = xstrdup(argv[optidx + 1]);
1351: /* Paths are not globbed */
1352: undo_glob_escape(*path1);
1353: undo_glob_escape(*path2);
1.44 djm 1354: break;
1355: case I_RM:
1356: case I_MKDIR:
1357: case I_RMDIR:
1.182 djm 1358: case I_LMKDIR:
1359: path1_mandatory = 1;
1360: /* FALLTHROUGH */
1.44 djm 1361: case I_CHDIR:
1362: case I_LCHDIR:
1.153 djm 1363: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1364: return -1;
1.44 djm 1365: /* Get pathname (mandatory) */
1.97 djm 1366: if (argc - optidx < 1) {
1.182 djm 1367: if (!path1_mandatory)
1368: break; /* return a NULL path1 */
1.44 djm 1369: error("You must specify a path after a %s command.",
1370: cmd);
1.97 djm 1371: return -1;
1.44 djm 1372: }
1.97 djm 1373: *path1 = xstrdup(argv[optidx]);
1374: /* Only "rm" globs */
1375: if (cmdnum != I_RM)
1376: undo_glob_escape(*path1);
1.44 djm 1377: break;
1.100 djm 1378: case I_DF:
1379: if ((optidx = parse_df_flags(cmd, argv, argc, hflag,
1380: iflag)) == -1)
1381: return -1;
1382: /* Default to current directory if no path specified */
1383: if (argc - optidx < 1)
1384: *path1 = NULL;
1385: else {
1386: *path1 = xstrdup(argv[optidx]);
1387: undo_glob_escape(*path1);
1388: }
1389: break;
1.44 djm 1390: case I_LS:
1.97 djm 1391: if ((optidx = parse_ls_flags(argv, argc, lflag)) == -1)
1.44 djm 1392: return(-1);
1393: /* Path is optional */
1.97 djm 1394: if (argc - optidx > 0)
1395: *path1 = xstrdup(argv[optidx]);
1.44 djm 1396: break;
1397: case I_LLS:
1.98 djm 1398: /* Skip ls command and following whitespace */
1399: cp = cp + strlen(cmd) + strspn(cp, WHITESPACE);
1.44 djm 1400: case I_SHELL:
1401: /* Uses the rest of the line */
1402: break;
1403: case I_LUMASK:
1404: case I_CHMOD:
1405: base = 8;
1.186 dtucker 1406: /* FALLTHROUGH */
1.44 djm 1407: case I_CHOWN:
1408: case I_CHGRP:
1.189 djm 1409: if ((optidx = parse_ch_flags(cmd, argv, argc, hflag)) == -1)
1.153 djm 1410: return -1;
1.44 djm 1411: /* Get numeric arg (mandatory) */
1.97 djm 1412: if (argc - optidx < 1)
1413: goto need_num_arg;
1.93 ray 1414: errno = 0;
1.202 dtucker 1415: ll = strtoll(argv[optidx], &cp2, base);
1.97 djm 1416: if (cp2 == argv[optidx] || *cp2 != '\0' ||
1.202 dtucker 1417: ((ll == LLONG_MIN || ll == LLONG_MAX) && errno == ERANGE) ||
1418: ll < 0 || ll > UINT32_MAX) {
1.97 djm 1419: need_num_arg:
1.44 djm 1420: error("You must supply a numeric argument "
1421: "to the %s command.", cmd);
1.97 djm 1422: return -1;
1.44 djm 1423: }
1.202 dtucker 1424: *n_arg = ll;
1.97 djm 1425: if (cmdnum == I_LUMASK)
1.44 djm 1426: break;
1427: /* Get pathname (mandatory) */
1.97 djm 1428: if (argc - optidx < 2) {
1.44 djm 1429: error("You must specify a path after a %s command.",
1430: cmd);
1.97 djm 1431: return -1;
1.44 djm 1432: }
1.97 djm 1433: *path1 = xstrdup(argv[optidx + 1]);
1.44 djm 1434: break;
1435: case I_QUIT:
1436: case I_PWD:
1437: case I_LPWD:
1438: case I_HELP:
1439: case I_VERSION:
1440: case I_PROGRESS:
1.153 djm 1441: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1442: return -1;
1.44 djm 1443: break;
1444: default:
1445: fatal("Command not implemented");
1446: }
1447:
1448: *cpp = cp;
1449: return(cmdnum);
1450: }
1451:
1452: static int
1453: parse_dispatch_command(struct sftp_conn *conn, const char *cmd, char **pwd,
1.187 djm 1454: const char *startdir, int err_abort, int echo_command)
1.44 djm 1455: {
1.187 djm 1456: const char *ocmd = cmd;
1.44 djm 1457: char *path1, *path2, *tmp;
1.187 djm 1458: int ignore_errors = 0, disable_echo = 1;
1459: int aflag = 0, fflag = 0, hflag = 0, iflag = 0;
1.156 djm 1460: int lflag = 0, pflag = 0, rflag = 0, sflag = 0;
1.132 djm 1461: int cmdnum, i;
1.107 dtucker 1462: unsigned long n_arg = 0;
1.44 djm 1463: Attrib a, *aa;
1.170 deraadt 1464: char path_buf[PATH_MAX];
1.44 djm 1465: int err = 0;
1466: glob_t g;
1467:
1468: path1 = path2 = NULL;
1.187 djm 1469: cmdnum = parse_args(&cmd, &ignore_errors, &disable_echo, &aflag, &fflag,
1470: &hflag, &iflag, &lflag, &pflag, &rflag, &sflag, &n_arg,
1471: &path1, &path2);
1.156 djm 1472: if (ignore_errors != 0)
1.44 djm 1473: err_abort = 0;
1474:
1.187 djm 1475: if (echo_command && !disable_echo)
1476: mprintf("sftp> %s\n", ocmd);
1477:
1.44 djm 1478: memset(&g, 0, sizeof(g));
1479:
1480: /* Perform command */
1481: switch (cmdnum) {
1482: case 0:
1483: /* Blank line */
1484: break;
1485: case -1:
1486: /* Unrecognized command */
1487: err = -1;
1488: break;
1.148 djm 1489: case I_REGET:
1490: aflag = 1;
1491: /* FALLTHROUGH */
1.44 djm 1492: case I_GET:
1.148 djm 1493: err = process_get(conn, path1, path2, *pwd, pflag,
1.156 djm 1494: rflag, aflag, fflag);
1.44 djm 1495: break;
1.159 logan 1496: case I_REPUT:
1497: aflag = 1;
1498: /* FALLTHROUGH */
1.44 djm 1499: case I_PUT:
1.156 djm 1500: err = process_put(conn, path1, path2, *pwd, pflag,
1.159 logan 1501: rflag, aflag, fflag);
1.44 djm 1502: break;
1503: case I_RENAME:
1504: path1 = make_absolute(path1, *pwd);
1505: path2 = make_absolute(path2, *pwd);
1.152 djm 1506: err = do_rename(conn, path1, path2, lflag);
1.44 djm 1507: break;
1508: case I_SYMLINK:
1.132 djm 1509: sflag = 1;
1.186 dtucker 1510: /* FALLTHROUGH */
1.132 djm 1511: case I_LINK:
1.151 djm 1512: if (!sflag)
1513: path1 = make_absolute(path1, *pwd);
1.44 djm 1514: path2 = make_absolute(path2, *pwd);
1.132 djm 1515: err = (sflag ? do_symlink : do_hardlink)(conn, path1, path2);
1.44 djm 1516: break;
1517: case I_RM:
1518: path1 = make_absolute(path1, *pwd);
1519: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1520: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1521: if (!quiet)
1.174 schwarze 1522: mprintf("Removing %s\n", g.gl_pathv[i]);
1.44 djm 1523: err = do_rm(conn, g.gl_pathv[i]);
1524: if (err != 0 && err_abort)
1525: break;
1526: }
1527: break;
1528: case I_MKDIR:
1529: path1 = make_absolute(path1, *pwd);
1530: attrib_clear(&a);
1531: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1532: a.perm = 0777;
1.111 djm 1533: err = do_mkdir(conn, path1, &a, 1);
1.44 djm 1534: break;
1535: case I_RMDIR:
1536: path1 = make_absolute(path1, *pwd);
1537: err = do_rmdir(conn, path1);
1538: break;
1539: case I_CHDIR:
1.182 djm 1540: if (path1 == NULL || *path1 == '\0')
1541: path1 = xstrdup(startdir);
1.44 djm 1542: path1 = make_absolute(path1, *pwd);
1543: if ((tmp = do_realpath(conn, path1)) == NULL) {
1544: err = 1;
1545: break;
1546: }
1547: if ((aa = do_stat(conn, tmp, 0)) == NULL) {
1.145 djm 1548: free(tmp);
1.44 djm 1549: err = 1;
1550: break;
1551: }
1552: if (!(aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) {
1553: error("Can't change directory: Can't check target");
1.145 djm 1554: free(tmp);
1.44 djm 1555: err = 1;
1556: break;
1557: }
1558: if (!S_ISDIR(aa->perm)) {
1559: error("Can't change directory: \"%s\" is not "
1560: "a directory", tmp);
1.145 djm 1561: free(tmp);
1.44 djm 1562: err = 1;
1563: break;
1564: }
1.145 djm 1565: free(*pwd);
1.44 djm 1566: *pwd = tmp;
1567: break;
1568: case I_LS:
1569: if (!path1) {
1.125 djm 1570: do_ls_dir(conn, *pwd, *pwd, lflag);
1.44 djm 1571: break;
1572: }
1573:
1574: /* Strip pwd off beginning of non-absolute paths */
1575: tmp = NULL;
1.188 djm 1576: if (!path_absolute(path1))
1.44 djm 1577: tmp = *pwd;
1578:
1579: path1 = make_absolute(path1, *pwd);
1580: err = do_globbed_ls(conn, path1, tmp, lflag);
1.100 djm 1581: break;
1582: case I_DF:
1583: /* Default to current directory if no path specified */
1584: if (path1 == NULL)
1585: path1 = xstrdup(*pwd);
1586: path1 = make_absolute(path1, *pwd);
1587: err = do_df(conn, path1, hflag, iflag);
1.44 djm 1588: break;
1589: case I_LCHDIR:
1.182 djm 1590: if (path1 == NULL || *path1 == '\0')
1591: path1 = xstrdup("~");
1.166 deraadt 1592: tmp = tilde_expand_filename(path1, getuid());
1.165 djm 1593: free(path1);
1594: path1 = tmp;
1.44 djm 1595: if (chdir(path1) == -1) {
1596: error("Couldn't change local directory to "
1597: "\"%s\": %s", path1, strerror(errno));
1598: err = 1;
1599: }
1600: break;
1601: case I_LMKDIR:
1602: if (mkdir(path1, 0777) == -1) {
1603: error("Couldn't create local directory "
1604: "\"%s\": %s", path1, strerror(errno));
1605: err = 1;
1606: }
1607: break;
1608: case I_LLS:
1609: local_do_ls(cmd);
1610: break;
1611: case I_SHELL:
1612: local_do_shell(cmd);
1613: break;
1614: case I_LUMASK:
1615: umask(n_arg);
1616: printf("Local umask: %03lo\n", n_arg);
1617: break;
1618: case I_CHMOD:
1619: path1 = make_absolute(path1, *pwd);
1620: attrib_clear(&a);
1621: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1622: a.perm = n_arg;
1623: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1624: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1625: if (!quiet)
1.174 schwarze 1626: mprintf("Changing mode on %s\n",
1627: g.gl_pathv[i]);
1.189 djm 1628: err = (hflag ? do_lsetstat : do_setstat)(conn,
1629: g.gl_pathv[i], &a);
1.44 djm 1630: if (err != 0 && err_abort)
1631: break;
1632: }
1633: break;
1634: case I_CHOWN:
1635: case I_CHGRP:
1636: path1 = make_absolute(path1, *pwd);
1637: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1638: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.189 djm 1639: if (!(aa = (hflag ? do_lstat : do_stat)(conn,
1640: g.gl_pathv[i], 0))) {
1.104 djm 1641: if (err_abort) {
1642: err = -1;
1.44 djm 1643: break;
1.104 djm 1644: } else
1.44 djm 1645: continue;
1646: }
1647: if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) {
1648: error("Can't get current ownership of "
1649: "remote file \"%s\"", g.gl_pathv[i]);
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: aa->flags &= SSH2_FILEXFER_ATTR_UIDGID;
1657: if (cmdnum == I_CHOWN) {
1.143 djm 1658: if (!quiet)
1.174 schwarze 1659: mprintf("Changing owner on %s\n",
1.143 djm 1660: g.gl_pathv[i]);
1.44 djm 1661: aa->uid = n_arg;
1662: } else {
1.143 djm 1663: if (!quiet)
1.174 schwarze 1664: mprintf("Changing group on %s\n",
1.143 djm 1665: g.gl_pathv[i]);
1.44 djm 1666: aa->gid = n_arg;
1667: }
1.189 djm 1668: err = (hflag ? do_lsetstat : do_setstat)(conn,
1669: g.gl_pathv[i], aa);
1.44 djm 1670: if (err != 0 && err_abort)
1671: break;
1672: }
1673: break;
1674: case I_PWD:
1.174 schwarze 1675: mprintf("Remote working directory: %s\n", *pwd);
1.44 djm 1676: break;
1677: case I_LPWD:
1678: if (!getcwd(path_buf, sizeof(path_buf))) {
1679: error("Couldn't get local cwd: %s", strerror(errno));
1680: err = -1;
1681: break;
1682: }
1.174 schwarze 1683: mprintf("Local working directory: %s\n", path_buf);
1.44 djm 1684: break;
1685: case I_QUIT:
1686: /* Processed below */
1687: break;
1688: case I_HELP:
1689: help();
1690: break;
1691: case I_VERSION:
1692: printf("SFTP protocol version %u\n", sftp_proto_version(conn));
1693: break;
1694: case I_PROGRESS:
1695: showprogress = !showprogress;
1696: if (showprogress)
1697: printf("Progress meter enabled\n");
1698: else
1699: printf("Progress meter disabled\n");
1700: break;
1701: default:
1702: fatal("%d is not implemented", cmdnum);
1703: }
1704:
1705: if (g.gl_pathc)
1706: globfree(&g);
1.145 djm 1707: free(path1);
1708: free(path2);
1.44 djm 1709:
1710: /* If an unignored error occurs in batch mode we should abort. */
1711: if (err_abort && err != 0)
1712: return (-1);
1713: else if (cmdnum == I_QUIT)
1714: return (1);
1715:
1716: return (0);
1717: }
1718:
1.57 djm 1719: static char *
1720: prompt(EditLine *el)
1721: {
1722: return ("sftp> ");
1723: }
1724:
1.116 djm 1725: /* Display entries in 'list' after skipping the first 'len' chars */
1726: static void
1727: complete_display(char **list, u_int len)
1728: {
1729: u_int y, m = 0, width = 80, columns = 1, colspace = 0, llen;
1730: struct winsize ws;
1731: char *tmp;
1732:
1733: /* Count entries for sort and find longest */
1.149 djm 1734: for (y = 0; list[y]; y++)
1.176 deraadt 1735: m = MAXIMUM(m, strlen(list[y]));
1.116 djm 1736:
1737: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
1738: width = ws.ws_col;
1739:
1740: m = m > len ? m - len : 0;
1741: columns = width / (m + 2);
1.176 deraadt 1742: columns = MAXIMUM(columns, 1);
1.116 djm 1743: colspace = width / columns;
1.176 deraadt 1744: colspace = MINIMUM(colspace, width);
1.116 djm 1745:
1746: printf("\n");
1747: m = 1;
1748: for (y = 0; list[y]; y++) {
1749: llen = strlen(list[y]);
1750: tmp = llen > len ? list[y] + len : "";
1.174 schwarze 1751: mprintf("%-*s", colspace, tmp);
1.116 djm 1752: if (m >= columns) {
1753: printf("\n");
1754: m = 1;
1755: } else
1756: m++;
1757: }
1758: printf("\n");
1759: }
1760:
1761: /*
1762: * Given a "list" of words that begin with a common prefix of "word",
1763: * attempt to find an autocompletion to extends "word" by the next
1764: * characters common to all entries in "list".
1765: */
1766: static char *
1767: complete_ambiguous(const char *word, char **list, size_t count)
1768: {
1769: if (word == NULL)
1770: return NULL;
1771:
1772: if (count > 0) {
1773: u_int y, matchlen = strlen(list[0]);
1774:
1775: /* Find length of common stem */
1776: for (y = 1; list[y]; y++) {
1777: u_int x;
1778:
1.149 djm 1779: for (x = 0; x < matchlen; x++)
1780: if (list[0][x] != list[y][x])
1.116 djm 1781: break;
1782:
1783: matchlen = x;
1784: }
1785:
1786: if (matchlen > strlen(word)) {
1787: char *tmp = xstrdup(list[0]);
1788:
1.117 dtucker 1789: tmp[matchlen] = '\0';
1.116 djm 1790: return tmp;
1791: }
1.149 djm 1792: }
1.116 djm 1793:
1794: return xstrdup(word);
1795: }
1796:
1797: /* Autocomplete a sftp command */
1798: static int
1799: complete_cmd_parse(EditLine *el, char *cmd, int lastarg, char quote,
1800: int terminated)
1801: {
1802: u_int y, count = 0, cmdlen, tmplen;
1803: char *tmp, **list, argterm[3];
1804: const LineInfo *lf;
1805:
1806: list = xcalloc((sizeof(cmds) / sizeof(*cmds)) + 1, sizeof(char *));
1807:
1808: /* No command specified: display all available commands */
1809: if (cmd == NULL) {
1810: for (y = 0; cmds[y].c; y++)
1811: list[count++] = xstrdup(cmds[y].c);
1.149 djm 1812:
1.116 djm 1813: list[count] = NULL;
1814: complete_display(list, 0);
1815:
1.149 djm 1816: for (y = 0; list[y] != NULL; y++)
1817: free(list[y]);
1.145 djm 1818: free(list);
1.116 djm 1819: return count;
1820: }
1821:
1822: /* Prepare subset of commands that start with "cmd" */
1823: cmdlen = strlen(cmd);
1824: for (y = 0; cmds[y].c; y++) {
1.149 djm 1825: if (!strncasecmp(cmd, cmds[y].c, cmdlen))
1.116 djm 1826: list[count++] = xstrdup(cmds[y].c);
1827: }
1828: list[count] = NULL;
1829:
1.134 oga 1830: if (count == 0) {
1.145 djm 1831: free(list);
1.116 djm 1832: return 0;
1.134 oga 1833: }
1.116 djm 1834:
1.183 djm 1835: /* Complete ambiguous command */
1.116 djm 1836: tmp = complete_ambiguous(cmd, list, count);
1837: if (count > 1)
1838: complete_display(list, 0);
1839:
1.149 djm 1840: for (y = 0; list[y]; y++)
1841: free(list[y]);
1.145 djm 1842: free(list);
1.116 djm 1843:
1844: if (tmp != NULL) {
1845: tmplen = strlen(tmp);
1846: cmdlen = strlen(cmd);
1847: /* If cmd may be extended then do so */
1848: if (tmplen > cmdlen)
1849: if (el_insertstr(el, tmp + cmdlen) == -1)
1850: fatal("el_insertstr failed.");
1851: lf = el_line(el);
1852: /* Terminate argument cleanly */
1853: if (count == 1) {
1854: y = 0;
1855: if (!terminated)
1856: argterm[y++] = quote;
1857: if (lastarg || *(lf->cursor) != ' ')
1858: argterm[y++] = ' ';
1859: argterm[y] = '\0';
1860: if (y > 0 && el_insertstr(el, argterm) == -1)
1861: fatal("el_insertstr failed.");
1862: }
1.145 djm 1863: free(tmp);
1.116 djm 1864: }
1865:
1866: return count;
1867: }
1868:
1869: /*
1870: * Determine whether a particular sftp command's arguments (if any)
1871: * represent local or remote files.
1872: */
1873: static int
1874: complete_is_remote(char *cmd) {
1875: int i;
1876:
1877: if (cmd == NULL)
1878: return -1;
1879:
1880: for (i = 0; cmds[i].c; i++) {
1.149 djm 1881: if (!strncasecmp(cmd, cmds[i].c, strlen(cmds[i].c)))
1.116 djm 1882: return cmds[i].t;
1883: }
1884:
1885: return -1;
1886: }
1887:
1888: /* Autocomplete a filename "file" */
1889: static int
1890: complete_match(EditLine *el, struct sftp_conn *conn, char *remote_path,
1891: char *file, int remote, int lastarg, char quote, int terminated)
1892: {
1893: glob_t g;
1.146 dtucker 1894: char *tmp, *tmp2, ins[8];
1.140 dtucker 1895: u_int i, hadglob, pwdlen, len, tmplen, filelen, cesc, isesc, isabs;
1.146 dtucker 1896: int clen;
1.116 djm 1897: const LineInfo *lf;
1.149 djm 1898:
1.116 djm 1899: /* Glob from "file" location */
1900: if (file == NULL)
1901: tmp = xstrdup("*");
1902: else
1903: xasprintf(&tmp, "%s*", file);
1904:
1.139 dtucker 1905: /* Check if the path is absolute. */
1.188 djm 1906: isabs = path_absolute(tmp);
1.139 dtucker 1907:
1.116 djm 1908: memset(&g, 0, sizeof(g));
1909: if (remote != LOCAL) {
1910: tmp = make_absolute(tmp, remote_path);
1911: remote_glob(conn, tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1912: } else
1.116 djm 1913: glob(tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1914:
1.116 djm 1915: /* Determine length of pwd so we can trim completion display */
1916: for (hadglob = tmplen = pwdlen = 0; tmp[tmplen] != 0; tmplen++) {
1917: /* Terminate counting on first unescaped glob metacharacter */
1918: if (tmp[tmplen] == '*' || tmp[tmplen] == '?') {
1919: if (tmp[tmplen] != '*' || tmp[tmplen + 1] != '\0')
1920: hadglob = 1;
1921: break;
1922: }
1923: if (tmp[tmplen] == '\\' && tmp[tmplen + 1] != '\0')
1924: tmplen++;
1925: if (tmp[tmplen] == '/')
1926: pwdlen = tmplen + 1; /* track last seen '/' */
1927: }
1.145 djm 1928: free(tmp);
1.161 dtucker 1929: tmp = NULL;
1.116 djm 1930:
1.149 djm 1931: if (g.gl_matchc == 0)
1.116 djm 1932: goto out;
1933:
1934: if (g.gl_matchc > 1)
1935: complete_display(g.gl_pathv, pwdlen);
1936:
1937: /* Don't try to extend globs */
1938: if (file == NULL || hadglob)
1939: goto out;
1940:
1941: tmp2 = complete_ambiguous(file, g.gl_pathv, g.gl_matchc);
1.139 dtucker 1942: tmp = path_strip(tmp2, isabs ? NULL : remote_path);
1.145 djm 1943: free(tmp2);
1.116 djm 1944:
1945: if (tmp == NULL)
1946: goto out;
1947:
1948: tmplen = strlen(tmp);
1949: filelen = strlen(file);
1950:
1.140 dtucker 1951: /* Count the number of escaped characters in the input string. */
1952: cesc = isesc = 0;
1953: for (i = 0; i < filelen; i++) {
1954: if (!isesc && file[i] == '\\' && i + 1 < filelen){
1955: isesc = 1;
1956: cesc++;
1957: } else
1958: isesc = 0;
1959: }
1960:
1961: if (tmplen > (filelen - cesc)) {
1962: tmp2 = tmp + filelen - cesc;
1.149 djm 1963: len = strlen(tmp2);
1.116 djm 1964: /* quote argument on way out */
1.146 dtucker 1965: for (i = 0; i < len; i += clen) {
1966: if ((clen = mblen(tmp2 + i, len - i)) < 0 ||
1967: (size_t)clen > sizeof(ins) - 2)
1968: fatal("invalid multibyte character");
1.116 djm 1969: ins[0] = '\\';
1.146 dtucker 1970: memcpy(ins + 1, tmp2 + i, clen);
1971: ins[clen + 1] = '\0';
1.116 djm 1972: switch (tmp2[i]) {
1973: case '\'':
1974: case '"':
1975: case '\\':
1976: case '\t':
1.131 sthen 1977: case '[':
1.116 djm 1978: case ' ':
1.140 dtucker 1979: case '#':
1980: case '*':
1.116 djm 1981: if (quote == '\0' || tmp2[i] == quote) {
1982: if (el_insertstr(el, ins) == -1)
1983: fatal("el_insertstr "
1984: "failed.");
1985: break;
1986: }
1987: /* FALLTHROUGH */
1988: default:
1989: if (el_insertstr(el, ins + 1) == -1)
1990: fatal("el_insertstr failed.");
1991: break;
1992: }
1993: }
1994: }
1995:
1996: lf = el_line(el);
1997: if (g.gl_matchc == 1) {
1998: i = 0;
1.162 dtucker 1999: if (!terminated && quote != '\0')
1.116 djm 2000: ins[i++] = quote;
1.120 djm 2001: if (*(lf->cursor - 1) != '/' &&
2002: (lastarg || *(lf->cursor) != ' '))
1.116 djm 2003: ins[i++] = ' ';
2004: ins[i] = '\0';
2005: if (i > 0 && el_insertstr(el, ins) == -1)
2006: fatal("el_insertstr failed.");
2007: }
1.145 djm 2008: free(tmp);
1.116 djm 2009:
2010: out:
2011: globfree(&g);
2012: return g.gl_matchc;
2013: }
2014:
2015: /* tab-completion hook function, called via libedit */
2016: static unsigned char
2017: complete(EditLine *el, int ch)
2018: {
1.149 djm 2019: char **argv, *line, quote;
1.147 djm 2020: int argc, carg;
2021: u_int cursor, len, terminated, ret = CC_ERROR;
1.116 djm 2022: const LineInfo *lf;
2023: struct complete_ctx *complete_ctx;
2024:
2025: lf = el_line(el);
2026: if (el_get(el, EL_CLIENTDATA, (void**)&complete_ctx) != 0)
1.203 djm 2027: fatal_f("el_get failed");
1.116 djm 2028:
2029: /* Figure out which argument the cursor points to */
2030: cursor = lf->cursor - lf->buffer;
1.171 deraadt 2031: line = xmalloc(cursor + 1);
1.116 djm 2032: memcpy(line, lf->buffer, cursor);
2033: line[cursor] = '\0';
2034: argv = makeargv(line, &carg, 1, "e, &terminated);
1.145 djm 2035: free(line);
1.116 djm 2036:
2037: /* Get all the arguments on the line */
2038: len = lf->lastchar - lf->buffer;
1.171 deraadt 2039: line = xmalloc(len + 1);
1.116 djm 2040: memcpy(line, lf->buffer, len);
2041: line[len] = '\0';
2042: argv = makeargv(line, &argc, 1, NULL, NULL);
2043:
2044: /* Ensure cursor is at EOL or a argument boundary */
2045: if (line[cursor] != ' ' && line[cursor] != '\0' &&
2046: line[cursor] != '\n') {
1.145 djm 2047: free(line);
1.116 djm 2048: return ret;
2049: }
2050:
2051: if (carg == 0) {
2052: /* Show all available commands */
2053: complete_cmd_parse(el, NULL, argc == carg, '\0', 1);
2054: ret = CC_REDISPLAY;
2055: } else if (carg == 1 && cursor > 0 && line[cursor - 1] != ' ') {
2056: /* Handle the command parsing */
2057: if (complete_cmd_parse(el, argv[0], argc == carg,
1.149 djm 2058: quote, terminated) != 0)
1.116 djm 2059: ret = CC_REDISPLAY;
2060: } else if (carg >= 1) {
2061: /* Handle file parsing */
2062: int remote = complete_is_remote(argv[0]);
2063: char *filematch = NULL;
2064:
2065: if (carg > 1 && line[cursor-1] != ' ')
2066: filematch = argv[carg - 1];
2067:
2068: if (remote != 0 &&
2069: complete_match(el, complete_ctx->conn,
2070: *complete_ctx->remote_pathp, filematch,
1.149 djm 2071: remote, carg == argc, quote, terminated) != 0)
1.116 djm 2072: ret = CC_REDISPLAY;
2073: }
2074:
1.149 djm 2075: free(line);
1.116 djm 2076: return ret;
2077: }
2078:
1.182 djm 2079: static int
1.112 djm 2080: interactive_loop(struct sftp_conn *conn, char *file1, char *file2)
1.44 djm 2081: {
1.116 djm 2082: char *remote_path;
1.182 djm 2083: char *dir = NULL, *startdir = NULL;
1.44 djm 2084: char cmd[2048];
1.66 jaredy 2085: int err, interactive;
1.57 djm 2086: EditLine *el = NULL;
2087: History *hl = NULL;
2088: HistEvent hev;
2089: extern char *__progname;
1.116 djm 2090: struct complete_ctx complete_ctx;
1.57 djm 2091:
2092: if (!batchmode && isatty(STDIN_FILENO)) {
2093: if ((el = el_init(__progname, stdin, stdout, stderr)) == NULL)
2094: fatal("Couldn't initialise editline");
2095: if ((hl = history_init()) == NULL)
2096: fatal("Couldn't initialise editline history");
2097: history(hl, &hev, H_SETSIZE, 100);
2098: el_set(el, EL_HIST, history, hl);
2099:
2100: el_set(el, EL_PROMPT, prompt);
2101: el_set(el, EL_EDITOR, "emacs");
2102: el_set(el, EL_TERMINAL, NULL);
2103: el_set(el, EL_SIGNAL, 1);
2104: el_source(el, NULL);
1.116 djm 2105:
2106: /* Tab Completion */
1.149 djm 2107: el_set(el, EL_ADDFN, "ftp-complete",
1.131 sthen 2108: "Context sensitive argument completion", complete);
1.116 djm 2109: complete_ctx.conn = conn;
2110: complete_ctx.remote_pathp = &remote_path;
2111: el_set(el, EL_CLIENTDATA, (void*)&complete_ctx);
2112: el_set(el, EL_BIND, "^I", "ftp-complete", NULL);
1.154 djm 2113: /* enable ctrl-left-arrow and ctrl-right-arrow */
2114: el_set(el, EL_BIND, "\\e[1;5C", "em-next-word", NULL);
1.194 tb 2115: el_set(el, EL_BIND, "\\e\\e[C", "em-next-word", NULL);
1.154 djm 2116: el_set(el, EL_BIND, "\\e[1;5D", "ed-prev-word", NULL);
2117: el_set(el, EL_BIND, "\\e\\e[D", "ed-prev-word", NULL);
1.155 djm 2118: /* make ^w match ksh behaviour */
2119: el_set(el, EL_BIND, "^w", "ed-delete-prev-word", NULL);
1.57 djm 2120: }
1.44 djm 2121:
1.116 djm 2122: remote_path = do_realpath(conn, ".");
2123: if (remote_path == NULL)
1.44 djm 2124: fatal("Need cwd");
1.182 djm 2125: startdir = xstrdup(remote_path);
1.44 djm 2126:
2127: if (file1 != NULL) {
2128: dir = xstrdup(file1);
1.116 djm 2129: dir = make_absolute(dir, remote_path);
1.44 djm 2130:
2131: if (remote_is_dir(conn, dir) && file2 == NULL) {
1.143 djm 2132: if (!quiet)
1.174 schwarze 2133: mprintf("Changing to: %s\n", dir);
1.44 djm 2134: snprintf(cmd, sizeof cmd, "cd \"%s\"", dir);
1.116 djm 2135: if (parse_dispatch_command(conn, cmd,
1.187 djm 2136: &remote_path, startdir, 1, 0) != 0) {
1.145 djm 2137: free(dir);
1.182 djm 2138: free(startdir);
1.145 djm 2139: free(remote_path);
2140: free(conn);
1.44 djm 2141: return (-1);
1.58 markus 2142: }
1.44 djm 2143: } else {
1.137 djm 2144: /* XXX this is wrong wrt quoting */
1.148 djm 2145: snprintf(cmd, sizeof cmd, "get%s %s%s%s",
2146: global_aflag ? " -a" : "", dir,
2147: file2 == NULL ? "" : " ",
2148: file2 == NULL ? "" : file2);
1.116 djm 2149: err = parse_dispatch_command(conn, cmd,
1.187 djm 2150: &remote_path, startdir, 1, 0);
1.145 djm 2151: free(dir);
1.182 djm 2152: free(startdir);
1.145 djm 2153: free(remote_path);
2154: free(conn);
1.44 djm 2155: return (err);
2156: }
1.145 djm 2157: free(dir);
1.44 djm 2158: }
2159:
1.168 millert 2160: setvbuf(stdout, NULL, _IOLBF, 0);
2161: setvbuf(infile, NULL, _IOLBF, 0);
1.44 djm 2162:
1.66 jaredy 2163: interactive = !batchmode && isatty(STDIN_FILENO);
1.44 djm 2164: err = 0;
2165: for (;;) {
1.57 djm 2166: const char *line;
2167: int count = 0;
1.44 djm 2168:
1.197 dtucker 2169: ssh_signal(SIGINT, SIG_IGN);
1.46 djm 2170:
1.57 djm 2171: if (el == NULL) {
1.66 jaredy 2172: if (interactive)
2173: printf("sftp> ");
1.57 djm 2174: if (fgets(cmd, sizeof(cmd), infile) == NULL) {
1.66 jaredy 2175: if (interactive)
2176: printf("\n");
1.57 djm 2177: break;
2178: }
2179: } else {
1.116 djm 2180: if ((line = el_gets(el, &count)) == NULL ||
2181: count <= 0) {
1.66 jaredy 2182: printf("\n");
1.57 djm 2183: break;
1.66 jaredy 2184: }
1.57 djm 2185: history(hl, &hev, H_ENTER, line);
2186: if (strlcpy(cmd, line, sizeof(cmd)) >= sizeof(cmd)) {
2187: fprintf(stderr, "Error: input line too long\n");
2188: continue;
2189: }
1.44 djm 2190: }
2191:
1.187 djm 2192: cmd[strcspn(cmd, "\n")] = '\0';
1.44 djm 2193:
1.46 djm 2194: /* Handle user interrupts gracefully during commands */
2195: interrupted = 0;
1.197 dtucker 2196: ssh_signal(SIGINT, cmd_interrupt);
1.46 djm 2197:
1.116 djm 2198: err = parse_dispatch_command(conn, cmd, &remote_path,
1.187 djm 2199: startdir, batchmode, !interactive && el == NULL);
1.44 djm 2200: if (err != 0)
2201: break;
2202: }
1.197 dtucker 2203: ssh_signal(SIGCHLD, SIG_DFL);
1.145 djm 2204: free(remote_path);
1.182 djm 2205: free(startdir);
1.145 djm 2206: free(conn);
1.66 jaredy 2207:
2208: if (el != NULL)
2209: el_end(el);
1.44 djm 2210:
2211: /* err == 1 signifies normal "quit" exit */
2212: return (err >= 0 ? 0 : -1);
2213: }
1.34 fgsch 2214:
1.18 itojun 2215: static void
1.36 djm 2216: connect_to_server(char *path, char **args, int *in, int *out)
1.1 djm 2217: {
2218: int c_in, c_out;
1.30 deraadt 2219:
1.1 djm 2220: int inout[2];
1.30 deraadt 2221:
1.1 djm 2222: if (socketpair(AF_UNIX, SOCK_STREAM, 0, inout) == -1)
2223: fatal("socketpair: %s", strerror(errno));
2224: *in = *out = inout[0];
2225: c_in = c_out = inout[1];
2226:
1.36 djm 2227: if ((sshpid = fork()) == -1)
1.1 djm 2228: fatal("fork: %s", strerror(errno));
1.36 djm 2229: else if (sshpid == 0) {
1.1 djm 2230: if ((dup2(c_in, STDIN_FILENO) == -1) ||
2231: (dup2(c_out, STDOUT_FILENO) == -1)) {
2232: fprintf(stderr, "dup2: %s\n", strerror(errno));
1.47 djm 2233: _exit(1);
1.1 djm 2234: }
2235: close(*in);
2236: close(*out);
2237: close(c_in);
2238: close(c_out);
1.46 djm 2239:
2240: /*
2241: * The underlying ssh is in the same process group, so we must
1.56 deraadt 2242: * ignore SIGINT if we want to gracefully abort commands,
2243: * otherwise the signal will make it to the ssh process and
1.122 guenther 2244: * kill it too. Contrawise, since sftp sends SIGTERMs to the
2245: * underlying ssh, it must *not* ignore that signal.
1.46 djm 2246: */
1.197 dtucker 2247: ssh_signal(SIGINT, SIG_IGN);
2248: ssh_signal(SIGTERM, SIG_DFL);
1.49 dtucker 2249: execvp(path, args);
1.23 djm 2250: fprintf(stderr, "exec: %s: %s\n", path, strerror(errno));
1.47 djm 2251: _exit(1);
1.1 djm 2252: }
2253:
1.197 dtucker 2254: ssh_signal(SIGTERM, killchild);
2255: ssh_signal(SIGINT, killchild);
2256: ssh_signal(SIGHUP, killchild);
2257: ssh_signal(SIGTSTP, suspchild);
2258: ssh_signal(SIGTTIN, suspchild);
2259: ssh_signal(SIGTTOU, suspchild);
2260: ssh_signal(SIGCHLD, sigchld_handler);
1.1 djm 2261: close(c_in);
2262: close(c_out);
2263: }
2264:
1.18 itojun 2265: static void
1.1 djm 2266: usage(void)
2267: {
1.25 mpech 2268: extern char *__progname;
1.27 markus 2269:
1.19 stevesk 2270: fprintf(stderr,
1.201 djm 2271: "usage: %s [-46AaCfNpqrv] [-B buffer_size] [-b batchfile] [-c cipher]\n"
1.190 tb 2272: " [-D sftp_server_path] [-F ssh_config] [-i identity_file]\n"
2273: " [-J destination] [-l limit] [-o ssh_option] [-P port]\n"
2274: " [-R num_requests] [-S program] [-s subsystem | sftp_server]\n"
2275: " destination\n",
1.181 millert 2276: __progname);
1.1 djm 2277: exit(1);
2278: }
2279:
1.2 stevesk 2280: int
1.1 djm 2281: main(int argc, char **argv)
2282: {
1.199 djm 2283: int in, out, ch, err, tmp, port = -1, noisy = 0;
1.181 millert 2284: char *host = NULL, *user, *cp, *file2 = NULL;
1.198 dtucker 2285: int debug_level = 0;
1.17 mouring 2286: char *file1 = NULL, *sftp_server = NULL;
1.23 djm 2287: char *ssh_program = _PATH_SSH_PROGRAM, *sftp_direct = NULL;
1.126 djm 2288: const char *errstr;
1.17 mouring 2289: LogLevel ll = SYSLOG_LEVEL_INFO;
2290: arglist args;
1.3 djm 2291: extern int optind;
2292: extern char *optarg;
1.112 djm 2293: struct sftp_conn *conn;
1.207 ! djm 2294: size_t copy_buffer_len = 0;
! 2295: size_t num_requests = 0;
1.126 djm 2296: long long limit_kbps = 0;
1.67 djm 2297:
2298: /* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */
2299: sanitise_stdfd();
1.146 dtucker 2300: setlocale(LC_CTYPE, "");
1.1 djm 2301:
1.70 djm 2302: memset(&args, '\0', sizeof(args));
1.17 mouring 2303: args.list = NULL;
1.80 djm 2304: addargs(&args, "%s", ssh_program);
1.17 mouring 2305: addargs(&args, "-oForwardX11 no");
1.69 reyk 2306: addargs(&args, "-oPermitLocalCommand no");
1.21 stevesk 2307: addargs(&args, "-oClearAllForwardings yes");
1.40 djm 2308:
1.17 mouring 2309: ll = SYSLOG_LEVEL_INFO;
1.40 djm 2310: infile = stdin;
1.3 djm 2311:
1.109 djm 2312: while ((ch = getopt(argc, argv,
1.201 djm 2313: "1246AafhNpqrvCc:D:i:l:o:s:S:b:B:F:J:P:R:")) != -1) {
1.3 djm 2314: switch (ch) {
1.108 djm 2315: /* Passed through to ssh(1) */
1.201 djm 2316: case 'A':
1.108 djm 2317: case '4':
2318: case '6':
1.3 djm 2319: case 'C':
1.108 djm 2320: addargs(&args, "-%c", ch);
2321: break;
2322: /* Passed through to ssh(1) with argument */
2323: case 'F':
1.190 tb 2324: case 'J':
1.108 djm 2325: case 'c':
2326: case 'i':
2327: case 'o':
1.113 halex 2328: addargs(&args, "-%c", ch);
2329: addargs(&args, "%s", optarg);
1.108 djm 2330: break;
2331: case 'q':
1.143 djm 2332: ll = SYSLOG_LEVEL_ERROR;
2333: quiet = 1;
1.108 djm 2334: showprogress = 0;
2335: addargs(&args, "-%c", ch);
1.3 djm 2336: break;
1.109 djm 2337: case 'P':
1.181 millert 2338: port = a2port(optarg);
2339: if (port <= 0)
2340: fatal("Bad port \"%s\"\n", optarg);
1.109 djm 2341: break;
1.3 djm 2342: case 'v':
1.17 mouring 2343: if (debug_level < 3) {
2344: addargs(&args, "-v");
2345: ll = SYSLOG_LEVEL_DEBUG1 + debug_level;
2346: }
2347: debug_level++;
1.3 djm 2348: break;
1.7 markus 2349: case '1':
1.198 dtucker 2350: fatal("SSH protocol v.1 is no longer supported");
1.7 markus 2351: break;
1.108 djm 2352: case '2':
1.198 dtucker 2353: /* accept silently */
1.148 djm 2354: break;
2355: case 'a':
2356: global_aflag = 1;
1.7 markus 2357: break;
1.108 djm 2358: case 'B':
2359: copy_buffer_len = strtol(optarg, &cp, 10);
2360: if (copy_buffer_len == 0 || *cp != '\0')
2361: fatal("Invalid buffer size \"%s\"", optarg);
1.3 djm 2362: break;
1.10 deraadt 2363: case 'b':
1.39 djm 2364: if (batchmode)
2365: fatal("Batch file already specified.");
2366:
2367: /* Allow "-" as stdin */
1.56 deraadt 2368: if (strcmp(optarg, "-") != 0 &&
1.65 djm 2369: (infile = fopen(optarg, "r")) == NULL)
1.39 djm 2370: fatal("%s (%s).", strerror(errno), optarg);
1.34 fgsch 2371: showprogress = 0;
1.143 djm 2372: quiet = batchmode = 1;
1.62 djm 2373: addargs(&args, "-obatchmode yes");
1.156 djm 2374: break;
2375: case 'f':
2376: global_fflag = 1;
1.10 deraadt 2377: break;
1.199 djm 2378: case 'N':
2379: noisy = 1; /* Used to clear quiet mode after getopt */
2380: break;
1.111 djm 2381: case 'p':
2382: global_pflag = 1;
2383: break;
1.109 djm 2384: case 'D':
1.23 djm 2385: sftp_direct = optarg;
1.111 djm 2386: break;
1.126 djm 2387: case 'l':
2388: limit_kbps = strtonum(optarg, 1, 100 * 1024 * 1024,
2389: &errstr);
2390: if (errstr != NULL)
2391: usage();
2392: limit_kbps *= 1024; /* kbps */
2393: break;
1.111 djm 2394: case 'r':
2395: global_rflag = 1;
1.24 djm 2396: break;
1.26 djm 2397: case 'R':
2398: num_requests = strtol(optarg, &cp, 10);
2399: if (num_requests == 0 || *cp != '\0')
1.27 markus 2400: fatal("Invalid number of requests \"%s\"",
1.26 djm 2401: optarg);
1.108 djm 2402: break;
2403: case 's':
2404: sftp_server = optarg;
2405: break;
2406: case 'S':
2407: ssh_program = optarg;
2408: replacearg(&args, 0, "%s", ssh_program);
1.23 djm 2409: break;
1.3 djm 2410: case 'h':
2411: default:
1.1 djm 2412: usage();
2413: }
2414: }
1.201 djm 2415:
2416: /* Do this last because we want the user to be able to override it */
2417: addargs(&args, "-oForwardAgent no");
1.45 djm 2418:
2419: if (!isatty(STDERR_FILENO))
2420: showprogress = 0;
1.199 djm 2421:
2422: if (noisy)
2423: quiet = 0;
1.1 djm 2424:
1.29 markus 2425: log_init(argv[0], ll, SYSLOG_FACILITY_USER, 1);
2426:
1.23 djm 2427: if (sftp_direct == NULL) {
2428: if (optind == argc || argc > (optind + 2))
2429: usage();
1.181 millert 2430: argv += optind;
1.23 djm 2431:
1.181 millert 2432: switch (parse_uri("sftp", *argv, &user, &host, &tmp, &file1)) {
2433: case -1:
2434: usage();
2435: break;
2436: case 0:
2437: if (tmp != -1)
2438: port = tmp;
2439: break;
2440: default:
1.192 dtucker 2441: /* Try with user, host and path. */
1.181 millert 2442: if (parse_user_host_path(*argv, &user, &host,
1.192 dtucker 2443: &file1) == 0)
2444: break;
2445: /* Try with user and host. */
2446: if (parse_user_host_port(*argv, &user, &host, NULL)
2447: == 0)
2448: break;
2449: /* Treat as a plain hostname. */
2450: host = xstrdup(*argv);
2451: host = cleanhostname(host);
1.181 millert 2452: break;
1.23 djm 2453: }
1.181 millert 2454: file2 = *(argv + 1);
1.3 djm 2455:
1.23 djm 2456: if (!*host) {
2457: fprintf(stderr, "Missing hostname\n");
1.1 djm 2458: usage();
2459: }
2460:
1.181 millert 2461: if (port != -1)
2462: addargs(&args, "-oPort %d", port);
2463: if (user != NULL) {
2464: addargs(&args, "-l");
2465: addargs(&args, "%s", user);
2466: }
1.23 djm 2467:
2468: /* no subsystem if the server-spec contains a '/' */
2469: if (sftp_server == NULL || strchr(sftp_server, '/') == NULL)
2470: addargs(&args, "-s");
2471:
1.115 guenther 2472: addargs(&args, "--");
1.23 djm 2473: addargs(&args, "%s", host);
1.27 markus 2474: addargs(&args, "%s", (sftp_server != NULL ?
1.23 djm 2475: sftp_server : "sftp"));
2476:
1.36 djm 2477: connect_to_server(ssh_program, args.list, &in, &out);
1.23 djm 2478: } else {
2479: args.list = NULL;
2480: addargs(&args, "sftp-server");
2481:
1.36 djm 2482: connect_to_server(sftp_direct, args.list, &in, &out);
1.1 djm 2483: }
1.70 djm 2484: freeargs(&args);
1.1 djm 2485:
1.126 djm 2486: conn = do_init(in, out, copy_buffer_len, num_requests, limit_kbps);
1.112 djm 2487: if (conn == NULL)
2488: fatal("Couldn't initialise connection to server");
2489:
1.143 djm 2490: if (!quiet) {
1.112 djm 2491: if (sftp_direct == NULL)
2492: fprintf(stderr, "Connected to %s.\n", host);
2493: else
2494: fprintf(stderr, "Attached to %s.\n", sftp_direct);
2495: }
2496:
2497: err = interactive_loop(conn, file1, file2);
1.1 djm 2498:
2499: close(in);
2500: close(out);
1.39 djm 2501: if (batchmode)
1.10 deraadt 2502: fclose(infile);
1.1 djm 2503:
1.185 bluhm 2504: while (waitpid(sshpid, NULL, 0) == -1 && sshpid > 1)
1.28 markus 2505: if (errno != EINTR)
2506: fatal("Couldn't wait for ssh process: %s",
2507: strerror(errno));
1.1 djm 2508:
1.33 djm 2509: exit(err == 0 ? 0 : 1);
1.1 djm 2510: }