Annotation of src/usr.bin/ssh/sftp.c, Revision 1.181
1.181 ! millert 1: /* $OpenBSD: sftp.c,v 1.180 2017/06/10 06:33:34 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>
1.91 deraadt 40: #include <stdarg.h>
1.1 djm 41:
42: #include "xmalloc.h"
43: #include "log.h"
44: #include "pathnames.h"
1.16 mouring 45: #include "misc.h"
1.174 schwarze 46: #include "utf8.h"
1.1 djm 47:
48: #include "sftp.h"
1.169 djm 49: #include "ssherr.h"
50: #include "sshbuf.h"
1.1 djm 51: #include "sftp-common.h"
52: #include "sftp-client.h"
1.43 djm 53:
1.112 djm 54: #define DEFAULT_COPY_BUFLEN 32768 /* Size of buffer for up/download */
55: #define DEFAULT_NUM_REQUESTS 64 /* # concurrent outstanding requests */
56:
1.44 djm 57: /* File to read commands from */
58: FILE* infile;
1.15 mouring 59:
1.44 djm 60: /* Are we in batchfile mode? */
1.39 djm 61: int batchmode = 0;
1.44 djm 62:
63: /* PID of ssh transport process */
1.36 djm 64: static pid_t sshpid = -1;
1.7 markus 65:
1.143 djm 66: /* Suppress diagnositic messages */
67: int quiet = 0;
68:
1.44 djm 69: /* This is set to 0 if the progressmeter is not desired. */
1.45 djm 70: int showprogress = 1;
1.44 djm 71:
1.111 djm 72: /* When this option is set, we always recursively download/upload directories */
73: int global_rflag = 0;
74:
1.159 logan 75: /* When this option is set, we resume download or upload if possible */
1.148 djm 76: int global_aflag = 0;
77:
1.111 djm 78: /* When this option is set, the file transfers will always preserve times */
79: int global_pflag = 0;
80:
1.156 djm 81: /* When this option is set, transfers will have fsync() called on each file */
82: int global_fflag = 0;
83:
1.46 djm 84: /* SIGINT received during command processing */
85: volatile sig_atomic_t interrupted = 0;
86:
1.52 djm 87: /* I wish qsort() took a separate ctx for the comparison function...*/
88: int sort_flag;
1.180 djm 89: glob_t *sort_glob;
1.52 djm 90:
1.116 djm 91: /* Context used for commandline completion */
92: struct complete_ctx {
93: struct sftp_conn *conn;
94: char **remote_pathp;
95: };
96:
1.44 djm 97: int remote_glob(struct sftp_conn *, const char *, int,
98: int (*)(const char *, int), glob_t *); /* proto for sftp-glob.c */
99:
100: /* Separators for interactive commands */
101: #define WHITESPACE " \t\r\n"
102:
1.52 djm 103: /* ls flags */
1.119 djm 104: #define LS_LONG_VIEW 0x0001 /* Full view ala ls -l */
105: #define LS_SHORT_VIEW 0x0002 /* Single row view ala ls -1 */
106: #define LS_NUMERIC_VIEW 0x0004 /* Long view with numeric uid/gid */
107: #define LS_NAME_SORT 0x0008 /* Sort by name (default) */
108: #define LS_TIME_SORT 0x0010 /* Sort by mtime */
109: #define LS_SIZE_SORT 0x0020 /* Sort by file size */
110: #define LS_REVERSE_SORT 0x0040 /* Reverse sort order */
111: #define LS_SHOW_ALL 0x0080 /* Don't skip filenames starting with '.' */
112: #define LS_SI_UNITS 0x0100 /* Display sizes as K, M, G, etc. */
1.52 djm 113:
1.119 djm 114: #define VIEW_FLAGS (LS_LONG_VIEW|LS_SHORT_VIEW|LS_NUMERIC_VIEW|LS_SI_UNITS)
1.53 djm 115: #define SORT_FLAGS (LS_NAME_SORT|LS_TIME_SORT|LS_SIZE_SORT)
1.44 djm 116:
117: /* Commands for interactive mode */
1.149 djm 118: enum sftp_command {
119: I_CHDIR = 1,
120: I_CHGRP,
121: I_CHMOD,
122: I_CHOWN,
123: I_DF,
124: I_GET,
125: I_HELP,
126: I_LCHDIR,
127: I_LINK,
128: I_LLS,
129: I_LMKDIR,
130: I_LPWD,
131: I_LS,
132: I_LUMASK,
133: I_MKDIR,
134: I_PUT,
135: I_PWD,
136: I_QUIT,
1.160 logan 137: I_REGET,
1.149 djm 138: I_RENAME,
1.160 logan 139: I_REPUT,
1.149 djm 140: I_RM,
141: I_RMDIR,
142: I_SHELL,
143: I_SYMLINK,
144: I_VERSION,
145: I_PROGRESS,
146: };
1.44 djm 147:
148: struct CMD {
149: const char *c;
150: const int n;
1.116 djm 151: const int t;
1.44 djm 152: };
153:
1.116 djm 154: /* Type of completion */
155: #define NOARGS 0
156: #define REMOTE 1
157: #define LOCAL 2
158:
1.44 djm 159: static const struct CMD cmds[] = {
1.116 djm 160: { "bye", I_QUIT, NOARGS },
161: { "cd", I_CHDIR, REMOTE },
162: { "chdir", I_CHDIR, REMOTE },
163: { "chgrp", I_CHGRP, REMOTE },
164: { "chmod", I_CHMOD, REMOTE },
165: { "chown", I_CHOWN, REMOTE },
166: { "df", I_DF, REMOTE },
167: { "dir", I_LS, REMOTE },
168: { "exit", I_QUIT, NOARGS },
169: { "get", I_GET, REMOTE },
170: { "help", I_HELP, NOARGS },
171: { "lcd", I_LCHDIR, LOCAL },
172: { "lchdir", I_LCHDIR, LOCAL },
173: { "lls", I_LLS, LOCAL },
174: { "lmkdir", I_LMKDIR, LOCAL },
1.132 djm 175: { "ln", I_LINK, REMOTE },
1.116 djm 176: { "lpwd", I_LPWD, LOCAL },
177: { "ls", I_LS, REMOTE },
178: { "lumask", I_LUMASK, NOARGS },
179: { "mkdir", I_MKDIR, REMOTE },
1.124 dtucker 180: { "mget", I_GET, REMOTE },
181: { "mput", I_PUT, LOCAL },
1.116 djm 182: { "progress", I_PROGRESS, NOARGS },
183: { "put", I_PUT, LOCAL },
184: { "pwd", I_PWD, REMOTE },
185: { "quit", I_QUIT, NOARGS },
1.148 djm 186: { "reget", I_REGET, REMOTE },
1.116 djm 187: { "rename", I_RENAME, REMOTE },
1.167 djm 188: { "reput", I_REPUT, LOCAL },
1.116 djm 189: { "rm", I_RM, REMOTE },
190: { "rmdir", I_RMDIR, REMOTE },
191: { "symlink", I_SYMLINK, REMOTE },
192: { "version", I_VERSION, NOARGS },
193: { "!", I_SHELL, NOARGS },
194: { "?", I_HELP, NOARGS },
195: { NULL, -1, -1 }
1.44 djm 196: };
197:
1.112 djm 198: int interactive_loop(struct sftp_conn *, char *file1, char *file2);
1.44 djm 199:
1.96 stevesk 200: /* ARGSUSED */
1.44 djm 201: static void
1.46 djm 202: killchild(int signo)
203: {
1.61 dtucker 204: if (sshpid > 1) {
1.46 djm 205: kill(sshpid, SIGTERM);
1.61 dtucker 206: waitpid(sshpid, NULL, 0);
207: }
1.46 djm 208:
209: _exit(1);
210: }
211:
1.96 stevesk 212: /* ARGSUSED */
1.46 djm 213: static void
1.177 millert 214: suspchild(int signo)
215: {
216: if (sshpid > 1) {
217: kill(sshpid, signo);
218: while (waitpid(sshpid, NULL, WUNTRACED) == -1 && errno == EINTR)
219: continue;
220: }
221: kill(getpid(), SIGSTOP);
222: }
223:
224: /* ARGSUSED */
225: static void
1.46 djm 226: cmd_interrupt(int signo)
227: {
228: const char msg[] = "\rInterrupt \n";
1.59 djm 229: int olderrno = errno;
1.46 djm 230:
1.144 dtucker 231: (void)write(STDERR_FILENO, msg, sizeof(msg) - 1);
1.46 djm 232: interrupted = 1;
1.59 djm 233: errno = olderrno;
1.46 djm 234: }
235:
236: static void
1.44 djm 237: help(void)
238: {
1.106 sobrado 239: printf("Available commands:\n"
240: "bye Quit sftp\n"
241: "cd path Change remote directory to 'path'\n"
242: "chgrp grp path Change group of file 'path' to 'grp'\n"
243: "chmod mode path Change permissions of file 'path' to 'mode'\n"
244: "chown own path Change owner of file 'path' to 'own'\n"
245: "df [-hi] [path] Display statistics for current directory or\n"
246: " filesystem containing 'path'\n"
247: "exit Quit sftp\n"
1.167 djm 248: "get [-afPpRr] remote [local] Download file\n"
249: "reget [-fPpRr] remote [local] Resume download file\n"
250: "reput [-fPpRr] [local] remote Resume upload file\n"
1.106 sobrado 251: "help Display this help text\n"
252: "lcd path Change local directory to 'path'\n"
253: "lls [ls-options [path]] Display local directory listing\n"
254: "lmkdir path Create local directory\n"
1.132 djm 255: "ln [-s] oldpath newpath Link remote file (-s for symlink)\n"
1.106 sobrado 256: "lpwd Print local working directory\n"
1.121 jmc 257: "ls [-1afhlnrSt] [path] Display remote directory listing\n"
1.106 sobrado 258: "lumask umask Set local umask to 'umask'\n"
259: "mkdir path Create remote directory\n"
260: "progress Toggle display of progress meter\n"
1.167 djm 261: "put [-afPpRr] local [remote] Upload file\n"
1.106 sobrado 262: "pwd Display remote working directory\n"
263: "quit Quit sftp\n"
264: "rename oldpath newpath Rename remote file\n"
265: "rm path Delete remote file\n"
266: "rmdir path Remove remote directory\n"
267: "symlink oldpath newpath Symlink remote file\n"
268: "version Show SFTP version\n"
269: "!command Execute 'command' in local shell\n"
270: "! Escape to local shell\n"
271: "? Synonym for help\n");
1.44 djm 272: }
273:
274: static void
275: local_do_shell(const char *args)
276: {
277: int status;
278: char *shell;
279: pid_t pid;
280:
281: if (!*args)
282: args = NULL;
283:
1.130 djm 284: if ((shell = getenv("SHELL")) == NULL || *shell == '\0')
1.44 djm 285: shell = _PATH_BSHELL;
286:
287: if ((pid = fork()) == -1)
288: fatal("Couldn't fork: %s", strerror(errno));
289:
290: if (pid == 0) {
291: /* XXX: child has pipe fds to ssh subproc open - issue? */
292: if (args) {
293: debug3("Executing %s -c \"%s\"", shell, args);
294: execl(shell, shell, "-c", args, (char *)NULL);
295: } else {
296: debug3("Executing %s", shell);
297: execl(shell, shell, (char *)NULL);
298: }
299: fprintf(stderr, "Couldn't execute \"%s\": %s\n", shell,
300: strerror(errno));
301: _exit(1);
302: }
303: while (waitpid(pid, &status, 0) == -1)
304: if (errno != EINTR)
305: fatal("Couldn't wait for child: %s", strerror(errno));
306: if (!WIFEXITED(status))
1.78 djm 307: error("Shell exited abnormally");
1.44 djm 308: else if (WEXITSTATUS(status))
309: error("Shell exited with status %d", WEXITSTATUS(status));
310: }
311:
312: static void
313: local_do_ls(const char *args)
314: {
315: if (!args || !*args)
316: local_do_shell(_PATH_LS);
317: else {
318: int len = strlen(_PATH_LS " ") + strlen(args) + 1;
319: char *buf = xmalloc(len);
320:
321: /* XXX: quoting - rip quoting code from ftp? */
322: snprintf(buf, len, _PATH_LS " %s", args);
323: local_do_shell(buf);
1.145 djm 324: free(buf);
1.44 djm 325: }
326: }
327:
328: /* Strip one path (usually the pwd) from the start of another */
329: static char *
1.175 djm 330: path_strip(const char *path, const char *strip)
1.44 djm 331: {
332: size_t len;
333:
334: if (strip == NULL)
335: return (xstrdup(path));
336:
337: len = strlen(strip);
1.59 djm 338: if (strncmp(path, strip, len) == 0) {
1.44 djm 339: if (strip[len - 1] != '/' && path[len] == '/')
340: len++;
341: return (xstrdup(path + len));
342: }
343:
344: return (xstrdup(path));
345: }
346:
347: static char *
1.175 djm 348: make_absolute(char *p, const char *pwd)
1.44 djm 349: {
1.51 avsm 350: char *abs_str;
1.44 djm 351:
352: /* Derelativise */
353: if (p && p[0] != '/') {
1.51 avsm 354: abs_str = path_append(pwd, p);
1.145 djm 355: free(p);
1.51 avsm 356: return(abs_str);
1.44 djm 357: } else
358: return(p);
359: }
360:
361: static int
1.148 djm 362: parse_getput_flags(const char *cmd, char **argv, int argc,
1.156 djm 363: int *aflag, int *fflag, int *pflag, int *rflag)
1.44 djm 364: {
1.102 martynas 365: extern int opterr, optind, optopt, optreset;
1.97 djm 366: int ch;
1.44 djm 367:
1.97 djm 368: optind = optreset = 1;
369: opterr = 0;
370:
1.156 djm 371: *aflag = *fflag = *rflag = *pflag = 0;
372: while ((ch = getopt(argc, argv, "afPpRr")) != -1) {
1.97 djm 373: switch (ch) {
1.148 djm 374: case 'a':
375: *aflag = 1;
376: break;
1.156 djm 377: case 'f':
378: *fflag = 1;
379: break;
1.44 djm 380: case 'p':
381: case 'P':
382: *pflag = 1;
383: break;
1.111 djm 384: case 'r':
385: case 'R':
386: *rflag = 1;
387: break;
1.44 djm 388: default:
1.102 martynas 389: error("%s: Invalid flag -%c", cmd, optopt);
1.97 djm 390: return -1;
1.44 djm 391: }
392: }
393:
1.97 djm 394: return optind;
1.44 djm 395: }
396:
397: static int
1.132 djm 398: parse_link_flags(const char *cmd, char **argv, int argc, int *sflag)
399: {
400: extern int opterr, optind, optopt, optreset;
401: int ch;
402:
403: optind = optreset = 1;
404: opterr = 0;
405:
406: *sflag = 0;
407: while ((ch = getopt(argc, argv, "s")) != -1) {
408: switch (ch) {
409: case 's':
410: *sflag = 1;
411: break;
412: default:
413: error("%s: Invalid flag -%c", cmd, optopt);
414: return -1;
415: }
416: }
417:
418: return optind;
419: }
420:
421: static int
1.152 djm 422: parse_rename_flags(const char *cmd, char **argv, int argc, int *lflag)
423: {
424: extern int opterr, optind, optopt, optreset;
425: int ch;
426:
427: optind = optreset = 1;
428: opterr = 0;
429:
430: *lflag = 0;
431: while ((ch = getopt(argc, argv, "l")) != -1) {
432: switch (ch) {
433: case 'l':
434: *lflag = 1;
435: break;
436: default:
437: error("%s: Invalid flag -%c", cmd, optopt);
438: return -1;
439: }
440: }
441:
442: return optind;
443: }
444:
445: static int
1.97 djm 446: parse_ls_flags(char **argv, int argc, int *lflag)
1.44 djm 447: {
1.102 martynas 448: extern int opterr, optind, optopt, optreset;
1.97 djm 449: int ch;
450:
451: optind = optreset = 1;
452: opterr = 0;
1.44 djm 453:
1.53 djm 454: *lflag = LS_NAME_SORT;
1.119 djm 455: while ((ch = getopt(argc, argv, "1Safhlnrt")) != -1) {
1.97 djm 456: switch (ch) {
457: case '1':
458: *lflag &= ~VIEW_FLAGS;
459: *lflag |= LS_SHORT_VIEW;
460: break;
461: case 'S':
462: *lflag &= ~SORT_FLAGS;
463: *lflag |= LS_SIZE_SORT;
464: break;
465: case 'a':
466: *lflag |= LS_SHOW_ALL;
467: break;
468: case 'f':
469: *lflag &= ~SORT_FLAGS;
470: break;
1.119 djm 471: case 'h':
472: *lflag |= LS_SI_UNITS;
473: break;
1.97 djm 474: case 'l':
1.119 djm 475: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 476: *lflag |= LS_LONG_VIEW;
477: break;
478: case 'n':
1.119 djm 479: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 480: *lflag |= LS_NUMERIC_VIEW|LS_LONG_VIEW;
481: break;
482: case 'r':
483: *lflag |= LS_REVERSE_SORT;
484: break;
485: case 't':
486: *lflag &= ~SORT_FLAGS;
487: *lflag |= LS_TIME_SORT;
488: break;
489: default:
1.102 martynas 490: error("ls: Invalid flag -%c", optopt);
1.97 djm 491: return -1;
1.44 djm 492: }
493: }
494:
1.97 djm 495: return optind;
1.44 djm 496: }
497:
498: static int
1.100 djm 499: parse_df_flags(const char *cmd, char **argv, int argc, int *hflag, int *iflag)
500: {
1.102 martynas 501: extern int opterr, optind, optopt, optreset;
1.100 djm 502: int ch;
503:
504: optind = optreset = 1;
505: opterr = 0;
506:
507: *hflag = *iflag = 0;
508: while ((ch = getopt(argc, argv, "hi")) != -1) {
509: switch (ch) {
510: case 'h':
511: *hflag = 1;
512: break;
513: case 'i':
514: *iflag = 1;
515: break;
516: default:
1.102 martynas 517: error("%s: Invalid flag -%c", cmd, optopt);
1.100 djm 518: return -1;
519: }
520: }
521:
522: return optind;
523: }
524:
525: static int
1.153 djm 526: parse_no_flags(const char *cmd, char **argv, int argc)
527: {
528: extern int opterr, optind, optopt, optreset;
529: int ch;
530:
531: optind = optreset = 1;
532: opterr = 0;
533:
534: while ((ch = getopt(argc, argv, "")) != -1) {
535: switch (ch) {
536: default:
537: error("%s: Invalid flag -%c", cmd, optopt);
538: return -1;
539: }
540: }
541:
542: return optind;
543: }
544:
545: static int
1.175 djm 546: is_dir(const char *path)
1.44 djm 547: {
548: struct stat sb;
549:
550: /* XXX: report errors? */
551: if (stat(path, &sb) == -1)
552: return(0);
553:
1.92 otto 554: return(S_ISDIR(sb.st_mode));
1.44 djm 555: }
556:
557: static int
1.175 djm 558: remote_is_dir(struct sftp_conn *conn, const char *path)
1.44 djm 559: {
560: Attrib *a;
561:
562: /* XXX: report errors? */
563: if ((a = do_stat(conn, path, 1)) == NULL)
564: return(0);
565: if (!(a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS))
566: return(0);
1.92 otto 567: return(S_ISDIR(a->perm));
1.44 djm 568: }
569:
1.111 djm 570: /* Check whether path returned from glob(..., GLOB_MARK, ...) is a directory */
571: static int
1.175 djm 572: pathname_is_dir(const char *pathname)
1.111 djm 573: {
574: size_t l = strlen(pathname);
575:
576: return l > 0 && pathname[l - 1] == '/';
577: }
578:
1.44 djm 579: static int
1.175 djm 580: process_get(struct sftp_conn *conn, const char *src, const char *dst,
581: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 582: {
583: char *abs_src = NULL;
584: char *abs_dst = NULL;
585: glob_t g;
1.111 djm 586: char *filename, *tmp=NULL;
1.164 djm 587: int i, r, err = 0;
1.44 djm 588:
589: abs_src = xstrdup(src);
590: abs_src = make_absolute(abs_src, pwd);
1.111 djm 591: memset(&g, 0, sizeof(g));
1.44 djm 592:
593: debug3("Looking up %s", abs_src);
1.164 djm 594: if ((r = remote_glob(conn, abs_src, GLOB_MARK, NULL, &g)) != 0) {
595: if (r == GLOB_NOSPACE) {
596: error("Too many matches for \"%s\".", abs_src);
597: } else {
598: error("File \"%s\" not found.", abs_src);
599: }
1.44 djm 600: err = -1;
601: goto out;
602: }
603:
1.111 djm 604: /*
605: * If multiple matches then dst must be a directory or
606: * unspecified.
607: */
608: if (g.gl_matchc > 1 && dst != NULL && !is_dir(dst)) {
609: error("Multiple source paths, but destination "
610: "\"%s\" is not a directory", dst);
1.44 djm 611: err = -1;
612: goto out;
613: }
614:
1.46 djm 615: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.111 djm 616: tmp = xstrdup(g.gl_pathv[i]);
617: if ((filename = basename(tmp)) == NULL) {
618: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 619: free(tmp);
1.44 djm 620: err = -1;
621: goto out;
622: }
623:
624: if (g.gl_matchc == 1 && dst) {
625: if (is_dir(dst)) {
1.111 djm 626: abs_dst = path_append(dst, filename);
627: } else {
1.44 djm 628: abs_dst = xstrdup(dst);
1.111 djm 629: }
1.44 djm 630: } else if (dst) {
1.111 djm 631: abs_dst = path_append(dst, filename);
632: } else {
633: abs_dst = xstrdup(filename);
634: }
1.145 djm 635: free(tmp);
1.44 djm 636:
1.148 djm 637: resume |= global_aflag;
638: if (!quiet && resume)
1.174 schwarze 639: mprintf("Resuming %s to %s\n",
640: g.gl_pathv[i], abs_dst);
1.148 djm 641: else if (!quiet && !resume)
1.174 schwarze 642: mprintf("Fetching %s to %s\n",
643: g.gl_pathv[i], abs_dst);
1.111 djm 644: if (pathname_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,
647: fflag || global_fflag) == -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:
1.159 logan 730: resume |= global_aflag;
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);
1.111 djm 737: if (pathname_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
738: if (upload_dir(conn, g.gl_pathv[i], abs_dst,
1.159 logan 739: pflag || global_pflag, 1, resume,
1.156 djm 740: fflag || global_fflag) == -1)
1.111 djm 741: err = -1;
742: } else {
743: if (do_upload(conn, g.gl_pathv[i], abs_dst,
1.159 logan 744: pflag || global_pflag, resume,
1.156 djm 745: fflag || global_fflag) == -1)
1.111 djm 746: err = -1;
747: }
1.44 djm 748: }
749:
750: out:
1.145 djm 751: free(abs_dst);
752: free(tmp_dst);
1.44 djm 753: globfree(&g);
754: return(err);
755: }
756:
757: static int
758: sdirent_comp(const void *aa, const void *bb)
759: {
760: SFTP_DIRENT *a = *(SFTP_DIRENT **)aa;
761: SFTP_DIRENT *b = *(SFTP_DIRENT **)bb;
1.53 djm 762: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
1.44 djm 763:
1.52 djm 764: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
1.53 djm 765: if (sort_flag & LS_NAME_SORT)
1.52 djm 766: return (rmul * strcmp(a->filename, b->filename));
1.53 djm 767: else if (sort_flag & LS_TIME_SORT)
1.52 djm 768: return (rmul * NCMP(a->a.mtime, b->a.mtime));
1.53 djm 769: else if (sort_flag & LS_SIZE_SORT)
1.52 djm 770: return (rmul * NCMP(a->a.size, b->a.size));
771:
772: fatal("Unknown ls sort type");
1.44 djm 773: }
774:
775: /* sftp ls.1 replacement for directories */
776: static int
1.175 djm 777: do_ls_dir(struct sftp_conn *conn, const char *path,
778: const char *strip_path, int lflag)
1.44 djm 779: {
1.64 djm 780: int n;
781: u_int c = 1, colspace = 0, columns = 1;
1.44 djm 782: SFTP_DIRENT **d;
783:
784: if ((n = do_readdir(conn, path, &d)) != 0)
785: return (n);
786:
1.53 djm 787: if (!(lflag & LS_SHORT_VIEW)) {
1.64 djm 788: u_int m = 0, width = 80;
1.44 djm 789: struct winsize ws;
790: char *tmp;
791:
792: /* Count entries for sort and find longest filename */
1.54 djm 793: for (n = 0; d[n] != NULL; n++) {
794: if (d[n]->filename[0] != '.' || (lflag & LS_SHOW_ALL))
1.176 deraadt 795: m = MAXIMUM(m, strlen(d[n]->filename));
1.54 djm 796: }
1.44 djm 797:
798: /* Add any subpath that also needs to be counted */
799: tmp = path_strip(path, strip_path);
800: m += strlen(tmp);
1.145 djm 801: free(tmp);
1.44 djm 802:
803: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
804: width = ws.ws_col;
805:
806: columns = width / (m + 2);
1.176 deraadt 807: columns = MAXIMUM(columns, 1);
1.44 djm 808: colspace = width / columns;
1.176 deraadt 809: colspace = MINIMUM(colspace, width);
1.44 djm 810: }
811:
1.52 djm 812: if (lflag & SORT_FLAGS) {
1.68 dtucker 813: for (n = 0; d[n] != NULL; n++)
814: ; /* count entries */
1.53 djm 815: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
1.52 djm 816: qsort(d, n, sizeof(*d), sdirent_comp);
817: }
1.44 djm 818:
1.46 djm 819: for (n = 0; d[n] != NULL && !interrupted; n++) {
1.44 djm 820: char *tmp, *fname;
1.54 djm 821:
822: if (d[n]->filename[0] == '.' && !(lflag & LS_SHOW_ALL))
823: continue;
1.44 djm 824:
825: tmp = path_append(path, d[n]->filename);
826: fname = path_strip(tmp, strip_path);
1.145 djm 827: free(tmp);
1.44 djm 828:
1.53 djm 829: if (lflag & LS_LONG_VIEW) {
1.119 djm 830: if (lflag & (LS_NUMERIC_VIEW|LS_SI_UNITS)) {
1.50 djm 831: char *lname;
832: struct stat sb;
833:
834: memset(&sb, 0, sizeof(sb));
835: attrib_to_stat(&d[n]->a, &sb);
1.119 djm 836: lname = ls_file(fname, &sb, 1,
837: (lflag & LS_SI_UNITS));
1.174 schwarze 838: mprintf("%s\n", lname);
1.145 djm 839: free(lname);
1.50 djm 840: } else
1.174 schwarze 841: mprintf("%s\n", d[n]->longname);
1.44 djm 842: } else {
1.174 schwarze 843: mprintf("%-*s", colspace, fname);
1.44 djm 844: if (c >= columns) {
845: printf("\n");
846: c = 1;
847: } else
848: c++;
849: }
850:
1.145 djm 851: free(fname);
1.44 djm 852: }
853:
1.53 djm 854: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 855: printf("\n");
856:
857: free_sftp_dirents(d);
858: return (0);
859: }
860:
1.180 djm 861: static int
862: sglob_comp(const void *aa, const void *bb)
863: {
864: u_int a = *(const u_int *)aa;
865: u_int b = *(const u_int *)bb;
866: const char *ap = sort_glob->gl_pathv[a];
867: const char *bp = sort_glob->gl_pathv[b];
868: const struct stat *as = sort_glob->gl_statv[a];
869: const struct stat *bs = sort_glob->gl_statv[b];
870: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
871:
872: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
873: if (sort_flag & LS_NAME_SORT)
874: return (rmul * strcmp(ap, bp));
875: else if (sort_flag & LS_TIME_SORT)
876: return (rmul * timespeccmp(&as->st_mtim, &bs->st_mtim, <));
877: else if (sort_flag & LS_SIZE_SORT)
878: return (rmul * NCMP(as->st_size, bs->st_size));
879:
880: fatal("Unknown ls sort type");
881: }
882:
1.44 djm 883: /* sftp ls.1 replacement which handles path globs */
884: static int
1.175 djm 885: do_globbed_ls(struct sftp_conn *conn, const char *path,
886: const char *strip_path, int lflag)
1.44 djm 887: {
1.129 djm 888: char *fname, *lname;
1.44 djm 889: glob_t g;
1.164 djm 890: int err, r;
1.129 djm 891: struct winsize ws;
1.180 djm 892: u_int i, j, nentries, *indices = NULL, c = 1;
893: u_int colspace = 0, columns = 1, m = 0, width = 80;
1.44 djm 894:
895: memset(&g, 0, sizeof(g));
896:
1.164 djm 897: if ((r = remote_glob(conn, path,
1.133 djm 898: GLOB_MARK|GLOB_NOCHECK|GLOB_BRACE|GLOB_KEEPSTAT|GLOB_NOSORT,
1.164 djm 899: NULL, &g)) != 0 ||
1.128 djm 900: (g.gl_pathc && !g.gl_matchc)) {
1.60 fgsch 901: if (g.gl_pathc)
902: globfree(&g);
1.164 djm 903: if (r == GLOB_NOSPACE) {
904: error("Can't ls: Too many matches for \"%s\"", path);
905: } else {
906: error("Can't ls: \"%s\" not found", path);
907: }
1.128 djm 908: return -1;
1.44 djm 909: }
910:
1.46 djm 911: if (interrupted)
912: goto out;
913:
1.44 djm 914: /*
1.60 fgsch 915: * If the glob returns a single match and it is a directory,
916: * then just list its contents.
1.44 djm 917: */
1.128 djm 918: if (g.gl_matchc == 1 && g.gl_statv[0] != NULL &&
919: S_ISDIR(g.gl_statv[0]->st_mode)) {
920: err = do_ls_dir(conn, g.gl_pathv[0], strip_path, lflag);
921: globfree(&g);
922: return err;
1.44 djm 923: }
924:
1.129 djm 925: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
926: width = ws.ws_col;
927:
1.53 djm 928: if (!(lflag & LS_SHORT_VIEW)) {
1.44 djm 929: /* Count entries for sort and find longest filename */
930: for (i = 0; g.gl_pathv[i]; i++)
1.176 deraadt 931: m = MAXIMUM(m, strlen(g.gl_pathv[i]));
1.44 djm 932:
933: columns = width / (m + 2);
1.176 deraadt 934: columns = MAXIMUM(columns, 1);
1.44 djm 935: colspace = width / columns;
936: }
937:
1.180 djm 938: /*
939: * Sorting: rather than mess with the contents of glob_t, prepare
940: * an array of indices into it and sort that. For the usual
941: * unsorted case, the indices are just the identity 1=1, 2=2, etc.
942: */
943: for (nentries = 0; g.gl_pathv[nentries] != NULL; nentries++)
944: ; /* count entries */
945: indices = calloc(nentries, sizeof(*indices));
946: for (i = 0; i < nentries; i++)
947: indices[i] = i;
948:
949: if (lflag & SORT_FLAGS) {
950: sort_glob = &g;
951: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
952: qsort(indices, nentries, sizeof(*indices), sglob_comp);
953: sort_glob = NULL;
954: }
955:
956: for (j = 0; j < nentries && !interrupted; j++) {
957: i = indices[j];
1.44 djm 958: fname = path_strip(g.gl_pathv[i], strip_path);
1.53 djm 959: if (lflag & LS_LONG_VIEW) {
1.128 djm 960: if (g.gl_statv[i] == NULL) {
961: error("no stat information for %s", fname);
962: continue;
963: }
964: lname = ls_file(fname, g.gl_statv[i], 1,
965: (lflag & LS_SI_UNITS));
1.174 schwarze 966: mprintf("%s\n", lname);
1.145 djm 967: free(lname);
1.44 djm 968: } else {
1.174 schwarze 969: mprintf("%-*s", colspace, fname);
1.44 djm 970: if (c >= columns) {
971: printf("\n");
972: c = 1;
973: } else
974: c++;
975: }
1.145 djm 976: free(fname);
1.44 djm 977: }
978:
1.53 djm 979: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 980: printf("\n");
981:
1.46 djm 982: out:
1.44 djm 983: if (g.gl_pathc)
984: globfree(&g);
1.180 djm 985: free(indices);
1.44 djm 986:
1.128 djm 987: return 0;
1.44 djm 988: }
989:
1.100 djm 990: static int
1.175 djm 991: do_df(struct sftp_conn *conn, const char *path, int hflag, int iflag)
1.100 djm 992: {
1.101 dtucker 993: struct sftp_statvfs st;
1.178 djm 994: char s_used[FMT_SCALED_STRSIZE], s_avail[FMT_SCALED_STRSIZE];
995: char s_root[FMT_SCALED_STRSIZE], s_total[FMT_SCALED_STRSIZE];
996: char s_icapacity[16], s_dcapacity[16];
1.100 djm 997:
998: if (do_statvfs(conn, path, &st, 1) == -1)
999: return -1;
1.178 djm 1000: if (st.f_files == 0)
1001: strlcpy(s_icapacity, "ERR", sizeof(s_icapacity));
1002: else {
1003: snprintf(s_icapacity, sizeof(s_icapacity), "%3llu%%",
1004: (unsigned long long)(100 * (st.f_files - st.f_ffree) /
1005: st.f_files));
1006: }
1007: if (st.f_blocks == 0)
1008: strlcpy(s_dcapacity, "ERR", sizeof(s_dcapacity));
1009: else {
1010: snprintf(s_dcapacity, sizeof(s_dcapacity), "%3llu%%",
1011: (unsigned long long)(100 * (st.f_blocks - st.f_bfree) /
1012: st.f_blocks));
1013: }
1.100 djm 1014: if (iflag) {
1015: printf(" Inodes Used Avail "
1016: "(root) %%Capacity\n");
1.178 djm 1017: printf("%11llu %11llu %11llu %11llu %s\n",
1.100 djm 1018: (unsigned long long)st.f_files,
1019: (unsigned long long)(st.f_files - st.f_ffree),
1020: (unsigned long long)st.f_favail,
1.178 djm 1021: (unsigned long long)st.f_ffree, s_icapacity);
1.100 djm 1022: } else if (hflag) {
1023: strlcpy(s_used, "error", sizeof(s_used));
1024: strlcpy(s_avail, "error", sizeof(s_avail));
1025: strlcpy(s_root, "error", sizeof(s_root));
1026: strlcpy(s_total, "error", sizeof(s_total));
1027: fmt_scaled((st.f_blocks - st.f_bfree) * st.f_frsize, s_used);
1028: fmt_scaled(st.f_bavail * st.f_frsize, s_avail);
1029: fmt_scaled(st.f_bfree * st.f_frsize, s_root);
1030: fmt_scaled(st.f_blocks * st.f_frsize, s_total);
1031: printf(" Size Used Avail (root) %%Capacity\n");
1.178 djm 1032: printf("%7sB %7sB %7sB %7sB %s\n",
1033: s_total, s_used, s_avail, s_root, s_dcapacity);
1.100 djm 1034: } else {
1035: printf(" Size Used Avail "
1036: "(root) %%Capacity\n");
1.178 djm 1037: printf("%12llu %12llu %12llu %12llu %s\n",
1.100 djm 1038: (unsigned long long)(st.f_frsize * st.f_blocks / 1024),
1039: (unsigned long long)(st.f_frsize *
1040: (st.f_blocks - st.f_bfree) / 1024),
1041: (unsigned long long)(st.f_frsize * st.f_bavail / 1024),
1042: (unsigned long long)(st.f_frsize * st.f_bfree / 1024),
1.178 djm 1043: s_dcapacity);
1.100 djm 1044: }
1045: return 0;
1046: }
1047:
1.97 djm 1048: /*
1049: * Undo escaping of glob sequences in place. Used to undo extra escaping
1050: * applied in makeargv() when the string is destined for a function that
1051: * does not glob it.
1052: */
1053: static void
1054: undo_glob_escape(char *s)
1055: {
1056: size_t i, j;
1057:
1058: for (i = j = 0;;) {
1059: if (s[i] == '\0') {
1060: s[j] = '\0';
1061: return;
1062: }
1063: if (s[i] != '\\') {
1064: s[j++] = s[i++];
1065: continue;
1066: }
1067: /* s[i] == '\\' */
1068: ++i;
1069: switch (s[i]) {
1070: case '?':
1071: case '[':
1072: case '*':
1073: case '\\':
1074: s[j++] = s[i++];
1075: break;
1076: case '\0':
1077: s[j++] = '\\';
1078: s[j] = '\0';
1079: return;
1080: default:
1081: s[j++] = '\\';
1082: s[j++] = s[i++];
1083: break;
1084: }
1085: }
1086: }
1087:
1088: /*
1089: * Split a string into an argument vector using sh(1)-style quoting,
1090: * comment and escaping rules, but with some tweaks to handle glob(3)
1091: * wildcards.
1.116 djm 1092: * The "sloppy" flag allows for recovery from missing terminating quote, for
1093: * use in parsing incomplete commandlines during tab autocompletion.
1094: *
1.97 djm 1095: * Returns NULL on error or a NULL-terminated array of arguments.
1.116 djm 1096: *
1097: * If "lastquote" is not NULL, the quoting character used for the last
1098: * argument is placed in *lastquote ("\0", "'" or "\"").
1.149 djm 1099: *
1.116 djm 1100: * If "terminated" is not NULL, *terminated will be set to 1 when the
1101: * last argument's quote has been properly terminated or 0 otherwise.
1102: * This parameter is only of use if "sloppy" is set.
1.97 djm 1103: */
1104: #define MAXARGS 128
1105: #define MAXARGLEN 8192
1106: static char **
1.116 djm 1107: makeargv(const char *arg, int *argcp, int sloppy, char *lastquote,
1108: u_int *terminated)
1.97 djm 1109: {
1110: int argc, quot;
1111: size_t i, j;
1112: static char argvs[MAXARGLEN];
1113: static char *argv[MAXARGS + 1];
1114: enum { MA_START, MA_SQUOTE, MA_DQUOTE, MA_UNQUOTED } state, q;
1115:
1116: *argcp = argc = 0;
1117: if (strlen(arg) > sizeof(argvs) - 1) {
1118: args_too_longs:
1119: error("string too long");
1120: return NULL;
1121: }
1.116 djm 1122: if (terminated != NULL)
1123: *terminated = 1;
1124: if (lastquote != NULL)
1125: *lastquote = '\0';
1.97 djm 1126: state = MA_START;
1127: i = j = 0;
1128: for (;;) {
1.141 markus 1129: if ((size_t)argc >= sizeof(argv) / sizeof(*argv)){
1.138 dtucker 1130: error("Too many arguments.");
1131: return NULL;
1132: }
1.158 deraadt 1133: if (isspace((unsigned char)arg[i])) {
1.97 djm 1134: if (state == MA_UNQUOTED) {
1135: /* Terminate current argument */
1136: argvs[j++] = '\0';
1137: argc++;
1138: state = MA_START;
1139: } else if (state != MA_START)
1140: argvs[j++] = arg[i];
1141: } else if (arg[i] == '"' || arg[i] == '\'') {
1142: q = arg[i] == '"' ? MA_DQUOTE : MA_SQUOTE;
1143: if (state == MA_START) {
1144: argv[argc] = argvs + j;
1145: state = q;
1.116 djm 1146: if (lastquote != NULL)
1147: *lastquote = arg[i];
1.149 djm 1148: } else if (state == MA_UNQUOTED)
1.97 djm 1149: state = q;
1150: else if (state == q)
1151: state = MA_UNQUOTED;
1152: else
1153: argvs[j++] = arg[i];
1154: } else if (arg[i] == '\\') {
1155: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1156: quot = state == MA_SQUOTE ? '\'' : '"';
1157: /* Unescape quote we are in */
1158: /* XXX support \n and friends? */
1159: if (arg[i + 1] == quot) {
1160: i++;
1161: argvs[j++] = arg[i];
1162: } else if (arg[i + 1] == '?' ||
1163: arg[i + 1] == '[' || arg[i + 1] == '*') {
1164: /*
1165: * Special case for sftp: append
1166: * double-escaped glob sequence -
1167: * glob will undo one level of
1168: * escaping. NB. string can grow here.
1169: */
1170: if (j >= sizeof(argvs) - 5)
1171: goto args_too_longs;
1172: argvs[j++] = '\\';
1173: argvs[j++] = arg[i++];
1174: argvs[j++] = '\\';
1175: argvs[j++] = arg[i];
1176: } else {
1177: argvs[j++] = arg[i++];
1178: argvs[j++] = arg[i];
1179: }
1180: } else {
1181: if (state == MA_START) {
1182: argv[argc] = argvs + j;
1183: state = MA_UNQUOTED;
1.116 djm 1184: if (lastquote != NULL)
1185: *lastquote = '\0';
1.97 djm 1186: }
1187: if (arg[i + 1] == '?' || arg[i + 1] == '[' ||
1188: arg[i + 1] == '*' || arg[i + 1] == '\\') {
1189: /*
1190: * Special case for sftp: append
1191: * escaped glob sequence -
1192: * glob will undo one level of
1193: * escaping.
1194: */
1195: argvs[j++] = arg[i++];
1196: argvs[j++] = arg[i];
1197: } else {
1198: /* Unescape everything */
1199: /* XXX support \n and friends? */
1200: i++;
1201: argvs[j++] = arg[i];
1202: }
1203: }
1204: } else if (arg[i] == '#') {
1205: if (state == MA_SQUOTE || state == MA_DQUOTE)
1206: argvs[j++] = arg[i];
1207: else
1208: goto string_done;
1209: } else if (arg[i] == '\0') {
1210: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1.116 djm 1211: if (sloppy) {
1212: state = MA_UNQUOTED;
1213: if (terminated != NULL)
1214: *terminated = 0;
1215: goto string_done;
1216: }
1.97 djm 1217: error("Unterminated quoted argument");
1218: return NULL;
1219: }
1220: string_done:
1221: if (state == MA_UNQUOTED) {
1222: argvs[j++] = '\0';
1223: argc++;
1224: }
1225: break;
1226: } else {
1227: if (state == MA_START) {
1228: argv[argc] = argvs + j;
1229: state = MA_UNQUOTED;
1.116 djm 1230: if (lastquote != NULL)
1231: *lastquote = '\0';
1.97 djm 1232: }
1233: if ((state == MA_SQUOTE || state == MA_DQUOTE) &&
1234: (arg[i] == '?' || arg[i] == '[' || arg[i] == '*')) {
1235: /*
1236: * Special case for sftp: escape quoted
1237: * glob(3) wildcards. NB. string can grow
1238: * here.
1239: */
1240: if (j >= sizeof(argvs) - 3)
1241: goto args_too_longs;
1242: argvs[j++] = '\\';
1243: argvs[j++] = arg[i];
1244: } else
1245: argvs[j++] = arg[i];
1246: }
1247: i++;
1248: }
1249: *argcp = argc;
1250: return argv;
1251: }
1252:
1.44 djm 1253: static int
1.159 logan 1254: parse_args(const char **cpp, int *ignore_errors, int *aflag,
1.173 djm 1255: int *fflag, int *hflag, int *iflag, int *lflag, int *pflag,
1.159 logan 1256: int *rflag, int *sflag,
1.156 djm 1257: unsigned long *n_arg, char **path1, char **path2)
1.44 djm 1258: {
1259: const char *cmd, *cp = *cpp;
1.97 djm 1260: char *cp2, **argv;
1.44 djm 1261: int base = 0;
1262: long l;
1.97 djm 1263: int i, cmdnum, optidx, argc;
1.44 djm 1264:
1265: /* Skip leading whitespace */
1266: cp = cp + strspn(cp, WHITESPACE);
1267:
1268: /* Check for leading '-' (disable error processing) */
1.156 djm 1269: *ignore_errors = 0;
1.44 djm 1270: if (*cp == '-') {
1.156 djm 1271: *ignore_errors = 1;
1.44 djm 1272: cp++;
1.118 dtucker 1273: cp = cp + strspn(cp, WHITESPACE);
1.44 djm 1274: }
1.118 dtucker 1275:
1276: /* Ignore blank lines and lines which begin with comment '#' char */
1277: if (*cp == '\0' || *cp == '#')
1278: return (0);
1.44 djm 1279:
1.116 djm 1280: if ((argv = makeargv(cp, &argc, 0, NULL, NULL)) == NULL)
1.97 djm 1281: return -1;
1282:
1.44 djm 1283: /* Figure out which command we have */
1.97 djm 1284: for (i = 0; cmds[i].c != NULL; i++) {
1.142 djm 1285: if (argv[0] != NULL && strcasecmp(cmds[i].c, argv[0]) == 0)
1.44 djm 1286: break;
1287: }
1288: cmdnum = cmds[i].n;
1289: cmd = cmds[i].c;
1290:
1291: /* Special case */
1292: if (*cp == '!') {
1293: cp++;
1294: cmdnum = I_SHELL;
1295: } else if (cmdnum == -1) {
1296: error("Invalid command.");
1.97 djm 1297: return -1;
1.44 djm 1298: }
1299:
1300: /* Get arguments and parse flags */
1.156 djm 1301: *aflag = *fflag = *hflag = *iflag = *lflag = *pflag = 0;
1302: *rflag = *sflag = 0;
1.44 djm 1303: *path1 = *path2 = NULL;
1.97 djm 1304: optidx = 1;
1.44 djm 1305: switch (cmdnum) {
1306: case I_GET:
1.148 djm 1307: case I_REGET:
1.159 logan 1308: case I_REPUT:
1.44 djm 1309: case I_PUT:
1.132 djm 1310: if ((optidx = parse_getput_flags(cmd, argv, argc,
1.156 djm 1311: aflag, fflag, pflag, rflag)) == -1)
1.97 djm 1312: return -1;
1.44 djm 1313: /* Get first pathname (mandatory) */
1.97 djm 1314: if (argc - optidx < 1) {
1.44 djm 1315: error("You must specify at least one path after a "
1316: "%s command.", cmd);
1.97 djm 1317: return -1;
1318: }
1319: *path1 = xstrdup(argv[optidx]);
1320: /* Get second pathname (optional) */
1321: if (argc - optidx > 1) {
1322: *path2 = xstrdup(argv[optidx + 1]);
1323: /* Destination is not globbed */
1324: undo_glob_escape(*path2);
1.44 djm 1325: }
1326: break;
1.132 djm 1327: case I_LINK:
1328: if ((optidx = parse_link_flags(cmd, argv, argc, sflag)) == -1)
1329: return -1;
1.152 djm 1330: goto parse_two_paths;
1331: case I_RENAME:
1332: if ((optidx = parse_rename_flags(cmd, argv, argc, lflag)) == -1)
1333: return -1;
1334: goto parse_two_paths;
1.132 djm 1335: case I_SYMLINK:
1.153 djm 1336: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1337: return -1;
1.152 djm 1338: parse_two_paths:
1.97 djm 1339: if (argc - optidx < 2) {
1.44 djm 1340: error("You must specify two paths after a %s "
1341: "command.", cmd);
1.97 djm 1342: return -1;
1.44 djm 1343: }
1.97 djm 1344: *path1 = xstrdup(argv[optidx]);
1345: *path2 = xstrdup(argv[optidx + 1]);
1346: /* Paths are not globbed */
1347: undo_glob_escape(*path1);
1348: undo_glob_escape(*path2);
1.44 djm 1349: break;
1350: case I_RM:
1351: case I_MKDIR:
1352: case I_RMDIR:
1353: case I_CHDIR:
1354: case I_LCHDIR:
1355: case I_LMKDIR:
1.153 djm 1356: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1357: return -1;
1.44 djm 1358: /* Get pathname (mandatory) */
1.97 djm 1359: if (argc - optidx < 1) {
1.44 djm 1360: error("You must specify a path after a %s command.",
1361: cmd);
1.97 djm 1362: return -1;
1.44 djm 1363: }
1.97 djm 1364: *path1 = xstrdup(argv[optidx]);
1365: /* Only "rm" globs */
1366: if (cmdnum != I_RM)
1367: undo_glob_escape(*path1);
1.44 djm 1368: break;
1.100 djm 1369: case I_DF:
1370: if ((optidx = parse_df_flags(cmd, argv, argc, hflag,
1371: iflag)) == -1)
1372: return -1;
1373: /* Default to current directory if no path specified */
1374: if (argc - optidx < 1)
1375: *path1 = NULL;
1376: else {
1377: *path1 = xstrdup(argv[optidx]);
1378: undo_glob_escape(*path1);
1379: }
1380: break;
1.44 djm 1381: case I_LS:
1.97 djm 1382: if ((optidx = parse_ls_flags(argv, argc, lflag)) == -1)
1.44 djm 1383: return(-1);
1384: /* Path is optional */
1.97 djm 1385: if (argc - optidx > 0)
1386: *path1 = xstrdup(argv[optidx]);
1.44 djm 1387: break;
1388: case I_LLS:
1.98 djm 1389: /* Skip ls command and following whitespace */
1390: cp = cp + strlen(cmd) + strspn(cp, WHITESPACE);
1.44 djm 1391: case I_SHELL:
1392: /* Uses the rest of the line */
1393: break;
1394: case I_LUMASK:
1395: case I_CHMOD:
1396: base = 8;
1397: case I_CHOWN:
1398: case I_CHGRP:
1.153 djm 1399: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1400: return -1;
1.44 djm 1401: /* Get numeric arg (mandatory) */
1.97 djm 1402: if (argc - optidx < 1)
1403: goto need_num_arg;
1.93 ray 1404: errno = 0;
1.97 djm 1405: l = strtol(argv[optidx], &cp2, base);
1406: if (cp2 == argv[optidx] || *cp2 != '\0' ||
1407: ((l == LONG_MIN || l == LONG_MAX) && errno == ERANGE) ||
1408: l < 0) {
1409: need_num_arg:
1.44 djm 1410: error("You must supply a numeric argument "
1411: "to the %s command.", cmd);
1.97 djm 1412: return -1;
1.44 djm 1413: }
1414: *n_arg = l;
1.97 djm 1415: if (cmdnum == I_LUMASK)
1.44 djm 1416: break;
1417: /* Get pathname (mandatory) */
1.97 djm 1418: if (argc - optidx < 2) {
1.44 djm 1419: error("You must specify a path after a %s command.",
1420: cmd);
1.97 djm 1421: return -1;
1.44 djm 1422: }
1.97 djm 1423: *path1 = xstrdup(argv[optidx + 1]);
1.44 djm 1424: break;
1425: case I_QUIT:
1426: case I_PWD:
1427: case I_LPWD:
1428: case I_HELP:
1429: case I_VERSION:
1430: case I_PROGRESS:
1.153 djm 1431: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1432: return -1;
1.44 djm 1433: break;
1434: default:
1435: fatal("Command not implemented");
1436: }
1437:
1438: *cpp = cp;
1439: return(cmdnum);
1440: }
1441:
1442: static int
1443: parse_dispatch_command(struct sftp_conn *conn, const char *cmd, char **pwd,
1444: int err_abort)
1445: {
1446: char *path1, *path2, *tmp;
1.173 djm 1447: int ignore_errors = 0, aflag = 0, fflag = 0, hflag = 0,
1.159 logan 1448: iflag = 0;
1.156 djm 1449: int lflag = 0, pflag = 0, rflag = 0, sflag = 0;
1.132 djm 1450: int cmdnum, i;
1.107 dtucker 1451: unsigned long n_arg = 0;
1.44 djm 1452: Attrib a, *aa;
1.170 deraadt 1453: char path_buf[PATH_MAX];
1.44 djm 1454: int err = 0;
1455: glob_t g;
1456:
1457: path1 = path2 = NULL;
1.156 djm 1458: cmdnum = parse_args(&cmd, &ignore_errors, &aflag, &fflag, &hflag,
1459: &iflag, &lflag, &pflag, &rflag, &sflag, &n_arg, &path1, &path2);
1460: if (ignore_errors != 0)
1.44 djm 1461: err_abort = 0;
1462:
1463: memset(&g, 0, sizeof(g));
1464:
1465: /* Perform command */
1466: switch (cmdnum) {
1467: case 0:
1468: /* Blank line */
1469: break;
1470: case -1:
1471: /* Unrecognized command */
1472: err = -1;
1473: break;
1.148 djm 1474: case I_REGET:
1475: aflag = 1;
1476: /* FALLTHROUGH */
1.44 djm 1477: case I_GET:
1.148 djm 1478: err = process_get(conn, path1, path2, *pwd, pflag,
1.156 djm 1479: rflag, aflag, fflag);
1.44 djm 1480: break;
1.159 logan 1481: case I_REPUT:
1482: aflag = 1;
1483: /* FALLTHROUGH */
1.44 djm 1484: case I_PUT:
1.156 djm 1485: err = process_put(conn, path1, path2, *pwd, pflag,
1.159 logan 1486: rflag, aflag, fflag);
1.44 djm 1487: break;
1488: case I_RENAME:
1489: path1 = make_absolute(path1, *pwd);
1490: path2 = make_absolute(path2, *pwd);
1.152 djm 1491: err = do_rename(conn, path1, path2, lflag);
1.44 djm 1492: break;
1493: case I_SYMLINK:
1.132 djm 1494: sflag = 1;
1495: case I_LINK:
1.151 djm 1496: if (!sflag)
1497: path1 = make_absolute(path1, *pwd);
1.44 djm 1498: path2 = make_absolute(path2, *pwd);
1.132 djm 1499: err = (sflag ? do_symlink : do_hardlink)(conn, path1, path2);
1.44 djm 1500: break;
1501: case I_RM:
1502: path1 = make_absolute(path1, *pwd);
1503: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1504: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1505: if (!quiet)
1.174 schwarze 1506: mprintf("Removing %s\n", g.gl_pathv[i]);
1.44 djm 1507: err = do_rm(conn, g.gl_pathv[i]);
1508: if (err != 0 && err_abort)
1509: break;
1510: }
1511: break;
1512: case I_MKDIR:
1513: path1 = make_absolute(path1, *pwd);
1514: attrib_clear(&a);
1515: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1516: a.perm = 0777;
1.111 djm 1517: err = do_mkdir(conn, path1, &a, 1);
1.44 djm 1518: break;
1519: case I_RMDIR:
1520: path1 = make_absolute(path1, *pwd);
1521: err = do_rmdir(conn, path1);
1522: break;
1523: case I_CHDIR:
1524: path1 = make_absolute(path1, *pwd);
1525: if ((tmp = do_realpath(conn, path1)) == NULL) {
1526: err = 1;
1527: break;
1528: }
1529: if ((aa = do_stat(conn, tmp, 0)) == NULL) {
1.145 djm 1530: free(tmp);
1.44 djm 1531: err = 1;
1532: break;
1533: }
1534: if (!(aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) {
1535: error("Can't change directory: Can't check target");
1.145 djm 1536: free(tmp);
1.44 djm 1537: err = 1;
1538: break;
1539: }
1540: if (!S_ISDIR(aa->perm)) {
1541: error("Can't change directory: \"%s\" is not "
1542: "a directory", tmp);
1.145 djm 1543: free(tmp);
1.44 djm 1544: err = 1;
1545: break;
1546: }
1.145 djm 1547: free(*pwd);
1.44 djm 1548: *pwd = tmp;
1549: break;
1550: case I_LS:
1551: if (!path1) {
1.125 djm 1552: do_ls_dir(conn, *pwd, *pwd, lflag);
1.44 djm 1553: break;
1554: }
1555:
1556: /* Strip pwd off beginning of non-absolute paths */
1557: tmp = NULL;
1558: if (*path1 != '/')
1559: tmp = *pwd;
1560:
1561: path1 = make_absolute(path1, *pwd);
1562: err = do_globbed_ls(conn, path1, tmp, lflag);
1.100 djm 1563: break;
1564: case I_DF:
1565: /* Default to current directory if no path specified */
1566: if (path1 == NULL)
1567: path1 = xstrdup(*pwd);
1568: path1 = make_absolute(path1, *pwd);
1569: err = do_df(conn, path1, hflag, iflag);
1.44 djm 1570: break;
1571: case I_LCHDIR:
1.166 deraadt 1572: tmp = tilde_expand_filename(path1, getuid());
1.165 djm 1573: free(path1);
1574: path1 = tmp;
1.44 djm 1575: if (chdir(path1) == -1) {
1576: error("Couldn't change local directory to "
1577: "\"%s\": %s", path1, strerror(errno));
1578: err = 1;
1579: }
1580: break;
1581: case I_LMKDIR:
1582: if (mkdir(path1, 0777) == -1) {
1583: error("Couldn't create local directory "
1584: "\"%s\": %s", path1, strerror(errno));
1585: err = 1;
1586: }
1587: break;
1588: case I_LLS:
1589: local_do_ls(cmd);
1590: break;
1591: case I_SHELL:
1592: local_do_shell(cmd);
1593: break;
1594: case I_LUMASK:
1595: umask(n_arg);
1596: printf("Local umask: %03lo\n", n_arg);
1597: break;
1598: case I_CHMOD:
1599: path1 = make_absolute(path1, *pwd);
1600: attrib_clear(&a);
1601: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1602: a.perm = n_arg;
1603: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1604: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1605: if (!quiet)
1.174 schwarze 1606: mprintf("Changing mode on %s\n",
1607: g.gl_pathv[i]);
1.44 djm 1608: err = do_setstat(conn, g.gl_pathv[i], &a);
1609: if (err != 0 && err_abort)
1610: break;
1611: }
1612: break;
1613: case I_CHOWN:
1614: case I_CHGRP:
1615: path1 = make_absolute(path1, *pwd);
1616: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1617: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.44 djm 1618: if (!(aa = do_stat(conn, g.gl_pathv[i], 0))) {
1.104 djm 1619: if (err_abort) {
1620: err = -1;
1.44 djm 1621: break;
1.104 djm 1622: } else
1.44 djm 1623: continue;
1624: }
1625: if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) {
1626: error("Can't get current ownership of "
1627: "remote file \"%s\"", g.gl_pathv[i]);
1.104 djm 1628: if (err_abort) {
1629: err = -1;
1.44 djm 1630: break;
1.104 djm 1631: } else
1.44 djm 1632: continue;
1633: }
1634: aa->flags &= SSH2_FILEXFER_ATTR_UIDGID;
1635: if (cmdnum == I_CHOWN) {
1.143 djm 1636: if (!quiet)
1.174 schwarze 1637: mprintf("Changing owner on %s\n",
1.143 djm 1638: g.gl_pathv[i]);
1.44 djm 1639: aa->uid = n_arg;
1640: } else {
1.143 djm 1641: if (!quiet)
1.174 schwarze 1642: mprintf("Changing group on %s\n",
1.143 djm 1643: g.gl_pathv[i]);
1.44 djm 1644: aa->gid = n_arg;
1645: }
1646: err = do_setstat(conn, g.gl_pathv[i], aa);
1647: if (err != 0 && err_abort)
1648: break;
1649: }
1650: break;
1651: case I_PWD:
1.174 schwarze 1652: mprintf("Remote working directory: %s\n", *pwd);
1.44 djm 1653: break;
1654: case I_LPWD:
1655: if (!getcwd(path_buf, sizeof(path_buf))) {
1656: error("Couldn't get local cwd: %s", strerror(errno));
1657: err = -1;
1658: break;
1659: }
1.174 schwarze 1660: mprintf("Local working directory: %s\n", path_buf);
1.44 djm 1661: break;
1662: case I_QUIT:
1663: /* Processed below */
1664: break;
1665: case I_HELP:
1666: help();
1667: break;
1668: case I_VERSION:
1669: printf("SFTP protocol version %u\n", sftp_proto_version(conn));
1670: break;
1671: case I_PROGRESS:
1672: showprogress = !showprogress;
1673: if (showprogress)
1674: printf("Progress meter enabled\n");
1675: else
1676: printf("Progress meter disabled\n");
1677: break;
1678: default:
1679: fatal("%d is not implemented", cmdnum);
1680: }
1681:
1682: if (g.gl_pathc)
1683: globfree(&g);
1.145 djm 1684: free(path1);
1685: free(path2);
1.44 djm 1686:
1687: /* If an unignored error occurs in batch mode we should abort. */
1688: if (err_abort && err != 0)
1689: return (-1);
1690: else if (cmdnum == I_QUIT)
1691: return (1);
1692:
1693: return (0);
1694: }
1695:
1.57 djm 1696: static char *
1697: prompt(EditLine *el)
1698: {
1699: return ("sftp> ");
1700: }
1701:
1.116 djm 1702: /* Display entries in 'list' after skipping the first 'len' chars */
1703: static void
1704: complete_display(char **list, u_int len)
1705: {
1706: u_int y, m = 0, width = 80, columns = 1, colspace = 0, llen;
1707: struct winsize ws;
1708: char *tmp;
1709:
1710: /* Count entries for sort and find longest */
1.149 djm 1711: for (y = 0; list[y]; y++)
1.176 deraadt 1712: m = MAXIMUM(m, strlen(list[y]));
1.116 djm 1713:
1714: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
1715: width = ws.ws_col;
1716:
1717: m = m > len ? m - len : 0;
1718: columns = width / (m + 2);
1.176 deraadt 1719: columns = MAXIMUM(columns, 1);
1.116 djm 1720: colspace = width / columns;
1.176 deraadt 1721: colspace = MINIMUM(colspace, width);
1.116 djm 1722:
1723: printf("\n");
1724: m = 1;
1725: for (y = 0; list[y]; y++) {
1726: llen = strlen(list[y]);
1727: tmp = llen > len ? list[y] + len : "";
1.174 schwarze 1728: mprintf("%-*s", colspace, tmp);
1.116 djm 1729: if (m >= columns) {
1730: printf("\n");
1731: m = 1;
1732: } else
1733: m++;
1734: }
1735: printf("\n");
1736: }
1737:
1738: /*
1739: * Given a "list" of words that begin with a common prefix of "word",
1740: * attempt to find an autocompletion to extends "word" by the next
1741: * characters common to all entries in "list".
1742: */
1743: static char *
1744: complete_ambiguous(const char *word, char **list, size_t count)
1745: {
1746: if (word == NULL)
1747: return NULL;
1748:
1749: if (count > 0) {
1750: u_int y, matchlen = strlen(list[0]);
1751:
1752: /* Find length of common stem */
1753: for (y = 1; list[y]; y++) {
1754: u_int x;
1755:
1.149 djm 1756: for (x = 0; x < matchlen; x++)
1757: if (list[0][x] != list[y][x])
1.116 djm 1758: break;
1759:
1760: matchlen = x;
1761: }
1762:
1763: if (matchlen > strlen(word)) {
1764: char *tmp = xstrdup(list[0]);
1765:
1.117 dtucker 1766: tmp[matchlen] = '\0';
1.116 djm 1767: return tmp;
1768: }
1.149 djm 1769: }
1.116 djm 1770:
1771: return xstrdup(word);
1772: }
1773:
1774: /* Autocomplete a sftp command */
1775: static int
1776: complete_cmd_parse(EditLine *el, char *cmd, int lastarg, char quote,
1777: int terminated)
1778: {
1779: u_int y, count = 0, cmdlen, tmplen;
1780: char *tmp, **list, argterm[3];
1781: const LineInfo *lf;
1782:
1783: list = xcalloc((sizeof(cmds) / sizeof(*cmds)) + 1, sizeof(char *));
1784:
1785: /* No command specified: display all available commands */
1786: if (cmd == NULL) {
1787: for (y = 0; cmds[y].c; y++)
1788: list[count++] = xstrdup(cmds[y].c);
1.149 djm 1789:
1.116 djm 1790: list[count] = NULL;
1791: complete_display(list, 0);
1792:
1.149 djm 1793: for (y = 0; list[y] != NULL; y++)
1794: free(list[y]);
1.145 djm 1795: free(list);
1.116 djm 1796: return count;
1797: }
1798:
1799: /* Prepare subset of commands that start with "cmd" */
1800: cmdlen = strlen(cmd);
1801: for (y = 0; cmds[y].c; y++) {
1.149 djm 1802: if (!strncasecmp(cmd, cmds[y].c, cmdlen))
1.116 djm 1803: list[count++] = xstrdup(cmds[y].c);
1804: }
1805: list[count] = NULL;
1806:
1.134 oga 1807: if (count == 0) {
1.145 djm 1808: free(list);
1.116 djm 1809: return 0;
1.134 oga 1810: }
1.116 djm 1811:
1812: /* Complete ambigious command */
1813: tmp = complete_ambiguous(cmd, list, count);
1814: if (count > 1)
1815: complete_display(list, 0);
1816:
1.149 djm 1817: for (y = 0; list[y]; y++)
1818: free(list[y]);
1.145 djm 1819: free(list);
1.116 djm 1820:
1821: if (tmp != NULL) {
1822: tmplen = strlen(tmp);
1823: cmdlen = strlen(cmd);
1824: /* If cmd may be extended then do so */
1825: if (tmplen > cmdlen)
1826: if (el_insertstr(el, tmp + cmdlen) == -1)
1827: fatal("el_insertstr failed.");
1828: lf = el_line(el);
1829: /* Terminate argument cleanly */
1830: if (count == 1) {
1831: y = 0;
1832: if (!terminated)
1833: argterm[y++] = quote;
1834: if (lastarg || *(lf->cursor) != ' ')
1835: argterm[y++] = ' ';
1836: argterm[y] = '\0';
1837: if (y > 0 && el_insertstr(el, argterm) == -1)
1838: fatal("el_insertstr failed.");
1839: }
1.145 djm 1840: free(tmp);
1.116 djm 1841: }
1842:
1843: return count;
1844: }
1845:
1846: /*
1847: * Determine whether a particular sftp command's arguments (if any)
1848: * represent local or remote files.
1849: */
1850: static int
1851: complete_is_remote(char *cmd) {
1852: int i;
1853:
1854: if (cmd == NULL)
1855: return -1;
1856:
1857: for (i = 0; cmds[i].c; i++) {
1.149 djm 1858: if (!strncasecmp(cmd, cmds[i].c, strlen(cmds[i].c)))
1.116 djm 1859: return cmds[i].t;
1860: }
1861:
1862: return -1;
1863: }
1864:
1865: /* Autocomplete a filename "file" */
1866: static int
1867: complete_match(EditLine *el, struct sftp_conn *conn, char *remote_path,
1868: char *file, int remote, int lastarg, char quote, int terminated)
1869: {
1870: glob_t g;
1.146 dtucker 1871: char *tmp, *tmp2, ins[8];
1.140 dtucker 1872: u_int i, hadglob, pwdlen, len, tmplen, filelen, cesc, isesc, isabs;
1.146 dtucker 1873: int clen;
1.116 djm 1874: const LineInfo *lf;
1.149 djm 1875:
1.116 djm 1876: /* Glob from "file" location */
1877: if (file == NULL)
1878: tmp = xstrdup("*");
1879: else
1880: xasprintf(&tmp, "%s*", file);
1881:
1.139 dtucker 1882: /* Check if the path is absolute. */
1883: isabs = tmp[0] == '/';
1884:
1.116 djm 1885: memset(&g, 0, sizeof(g));
1886: if (remote != LOCAL) {
1887: tmp = make_absolute(tmp, remote_path);
1888: remote_glob(conn, tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1889: } else
1.116 djm 1890: glob(tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g);
1.149 djm 1891:
1.116 djm 1892: /* Determine length of pwd so we can trim completion display */
1893: for (hadglob = tmplen = pwdlen = 0; tmp[tmplen] != 0; tmplen++) {
1894: /* Terminate counting on first unescaped glob metacharacter */
1895: if (tmp[tmplen] == '*' || tmp[tmplen] == '?') {
1896: if (tmp[tmplen] != '*' || tmp[tmplen + 1] != '\0')
1897: hadglob = 1;
1898: break;
1899: }
1900: if (tmp[tmplen] == '\\' && tmp[tmplen + 1] != '\0')
1901: tmplen++;
1902: if (tmp[tmplen] == '/')
1903: pwdlen = tmplen + 1; /* track last seen '/' */
1904: }
1.145 djm 1905: free(tmp);
1.161 dtucker 1906: tmp = NULL;
1.116 djm 1907:
1.149 djm 1908: if (g.gl_matchc == 0)
1.116 djm 1909: goto out;
1910:
1911: if (g.gl_matchc > 1)
1912: complete_display(g.gl_pathv, pwdlen);
1913:
1914: /* Don't try to extend globs */
1915: if (file == NULL || hadglob)
1916: goto out;
1917:
1918: tmp2 = complete_ambiguous(file, g.gl_pathv, g.gl_matchc);
1.139 dtucker 1919: tmp = path_strip(tmp2, isabs ? NULL : remote_path);
1.145 djm 1920: free(tmp2);
1.116 djm 1921:
1922: if (tmp == NULL)
1923: goto out;
1924:
1925: tmplen = strlen(tmp);
1926: filelen = strlen(file);
1927:
1.140 dtucker 1928: /* Count the number of escaped characters in the input string. */
1929: cesc = isesc = 0;
1930: for (i = 0; i < filelen; i++) {
1931: if (!isesc && file[i] == '\\' && i + 1 < filelen){
1932: isesc = 1;
1933: cesc++;
1934: } else
1935: isesc = 0;
1936: }
1937:
1938: if (tmplen > (filelen - cesc)) {
1939: tmp2 = tmp + filelen - cesc;
1.149 djm 1940: len = strlen(tmp2);
1.116 djm 1941: /* quote argument on way out */
1.146 dtucker 1942: for (i = 0; i < len; i += clen) {
1943: if ((clen = mblen(tmp2 + i, len - i)) < 0 ||
1944: (size_t)clen > sizeof(ins) - 2)
1945: fatal("invalid multibyte character");
1.116 djm 1946: ins[0] = '\\';
1.146 dtucker 1947: memcpy(ins + 1, tmp2 + i, clen);
1948: ins[clen + 1] = '\0';
1.116 djm 1949: switch (tmp2[i]) {
1950: case '\'':
1951: case '"':
1952: case '\\':
1953: case '\t':
1.131 sthen 1954: case '[':
1.116 djm 1955: case ' ':
1.140 dtucker 1956: case '#':
1957: case '*':
1.116 djm 1958: if (quote == '\0' || tmp2[i] == quote) {
1959: if (el_insertstr(el, ins) == -1)
1960: fatal("el_insertstr "
1961: "failed.");
1962: break;
1963: }
1964: /* FALLTHROUGH */
1965: default:
1966: if (el_insertstr(el, ins + 1) == -1)
1967: fatal("el_insertstr failed.");
1968: break;
1969: }
1970: }
1971: }
1972:
1973: lf = el_line(el);
1974: if (g.gl_matchc == 1) {
1975: i = 0;
1.162 dtucker 1976: if (!terminated && quote != '\0')
1.116 djm 1977: ins[i++] = quote;
1.120 djm 1978: if (*(lf->cursor - 1) != '/' &&
1979: (lastarg || *(lf->cursor) != ' '))
1.116 djm 1980: ins[i++] = ' ';
1981: ins[i] = '\0';
1982: if (i > 0 && el_insertstr(el, ins) == -1)
1983: fatal("el_insertstr failed.");
1984: }
1.145 djm 1985: free(tmp);
1.116 djm 1986:
1987: out:
1988: globfree(&g);
1989: return g.gl_matchc;
1990: }
1991:
1992: /* tab-completion hook function, called via libedit */
1993: static unsigned char
1994: complete(EditLine *el, int ch)
1995: {
1.149 djm 1996: char **argv, *line, quote;
1.147 djm 1997: int argc, carg;
1998: u_int cursor, len, terminated, ret = CC_ERROR;
1.116 djm 1999: const LineInfo *lf;
2000: struct complete_ctx *complete_ctx;
2001:
2002: lf = el_line(el);
2003: if (el_get(el, EL_CLIENTDATA, (void**)&complete_ctx) != 0)
2004: fatal("%s: el_get failed", __func__);
2005:
2006: /* Figure out which argument the cursor points to */
2007: cursor = lf->cursor - lf->buffer;
1.171 deraadt 2008: line = xmalloc(cursor + 1);
1.116 djm 2009: memcpy(line, lf->buffer, cursor);
2010: line[cursor] = '\0';
2011: argv = makeargv(line, &carg, 1, "e, &terminated);
1.145 djm 2012: free(line);
1.116 djm 2013:
2014: /* Get all the arguments on the line */
2015: len = lf->lastchar - lf->buffer;
1.171 deraadt 2016: line = xmalloc(len + 1);
1.116 djm 2017: memcpy(line, lf->buffer, len);
2018: line[len] = '\0';
2019: argv = makeargv(line, &argc, 1, NULL, NULL);
2020:
2021: /* Ensure cursor is at EOL or a argument boundary */
2022: if (line[cursor] != ' ' && line[cursor] != '\0' &&
2023: line[cursor] != '\n') {
1.145 djm 2024: free(line);
1.116 djm 2025: return ret;
2026: }
2027:
2028: if (carg == 0) {
2029: /* Show all available commands */
2030: complete_cmd_parse(el, NULL, argc == carg, '\0', 1);
2031: ret = CC_REDISPLAY;
2032: } else if (carg == 1 && cursor > 0 && line[cursor - 1] != ' ') {
2033: /* Handle the command parsing */
2034: if (complete_cmd_parse(el, argv[0], argc == carg,
1.149 djm 2035: quote, terminated) != 0)
1.116 djm 2036: ret = CC_REDISPLAY;
2037: } else if (carg >= 1) {
2038: /* Handle file parsing */
2039: int remote = complete_is_remote(argv[0]);
2040: char *filematch = NULL;
2041:
2042: if (carg > 1 && line[cursor-1] != ' ')
2043: filematch = argv[carg - 1];
2044:
2045: if (remote != 0 &&
2046: complete_match(el, complete_ctx->conn,
2047: *complete_ctx->remote_pathp, filematch,
1.149 djm 2048: remote, carg == argc, quote, terminated) != 0)
1.116 djm 2049: ret = CC_REDISPLAY;
2050: }
2051:
1.149 djm 2052: free(line);
1.116 djm 2053: return ret;
2054: }
2055:
1.44 djm 2056: int
1.112 djm 2057: interactive_loop(struct sftp_conn *conn, char *file1, char *file2)
1.44 djm 2058: {
1.116 djm 2059: char *remote_path;
1.44 djm 2060: char *dir = NULL;
2061: char cmd[2048];
1.66 jaredy 2062: int err, interactive;
1.57 djm 2063: EditLine *el = NULL;
2064: History *hl = NULL;
2065: HistEvent hev;
2066: extern char *__progname;
1.116 djm 2067: struct complete_ctx complete_ctx;
1.57 djm 2068:
2069: if (!batchmode && isatty(STDIN_FILENO)) {
2070: if ((el = el_init(__progname, stdin, stdout, stderr)) == NULL)
2071: fatal("Couldn't initialise editline");
2072: if ((hl = history_init()) == NULL)
2073: fatal("Couldn't initialise editline history");
2074: history(hl, &hev, H_SETSIZE, 100);
2075: el_set(el, EL_HIST, history, hl);
2076:
2077: el_set(el, EL_PROMPT, prompt);
2078: el_set(el, EL_EDITOR, "emacs");
2079: el_set(el, EL_TERMINAL, NULL);
2080: el_set(el, EL_SIGNAL, 1);
2081: el_source(el, NULL);
1.116 djm 2082:
2083: /* Tab Completion */
1.149 djm 2084: el_set(el, EL_ADDFN, "ftp-complete",
1.131 sthen 2085: "Context sensitive argument completion", complete);
1.116 djm 2086: complete_ctx.conn = conn;
2087: complete_ctx.remote_pathp = &remote_path;
2088: el_set(el, EL_CLIENTDATA, (void*)&complete_ctx);
2089: el_set(el, EL_BIND, "^I", "ftp-complete", NULL);
1.154 djm 2090: /* enable ctrl-left-arrow and ctrl-right-arrow */
2091: el_set(el, EL_BIND, "\\e[1;5C", "em-next-word", NULL);
2092: el_set(el, EL_BIND, "\\e[5C", "em-next-word", NULL);
2093: el_set(el, EL_BIND, "\\e[1;5D", "ed-prev-word", NULL);
2094: el_set(el, EL_BIND, "\\e\\e[D", "ed-prev-word", NULL);
1.155 djm 2095: /* make ^w match ksh behaviour */
2096: el_set(el, EL_BIND, "^w", "ed-delete-prev-word", NULL);
1.57 djm 2097: }
1.44 djm 2098:
1.116 djm 2099: remote_path = do_realpath(conn, ".");
2100: if (remote_path == NULL)
1.44 djm 2101: fatal("Need cwd");
2102:
2103: if (file1 != NULL) {
2104: dir = xstrdup(file1);
1.116 djm 2105: dir = make_absolute(dir, remote_path);
1.44 djm 2106:
2107: if (remote_is_dir(conn, dir) && file2 == NULL) {
1.143 djm 2108: if (!quiet)
1.174 schwarze 2109: mprintf("Changing to: %s\n", dir);
1.44 djm 2110: snprintf(cmd, sizeof cmd, "cd \"%s\"", dir);
1.116 djm 2111: if (parse_dispatch_command(conn, cmd,
2112: &remote_path, 1) != 0) {
1.145 djm 2113: free(dir);
2114: free(remote_path);
2115: free(conn);
1.44 djm 2116: return (-1);
1.58 markus 2117: }
1.44 djm 2118: } else {
1.137 djm 2119: /* XXX this is wrong wrt quoting */
1.148 djm 2120: snprintf(cmd, sizeof cmd, "get%s %s%s%s",
2121: global_aflag ? " -a" : "", dir,
2122: file2 == NULL ? "" : " ",
2123: file2 == NULL ? "" : file2);
1.116 djm 2124: err = parse_dispatch_command(conn, cmd,
2125: &remote_path, 1);
1.145 djm 2126: free(dir);
2127: free(remote_path);
2128: free(conn);
1.44 djm 2129: return (err);
2130: }
1.145 djm 2131: free(dir);
1.44 djm 2132: }
2133:
1.168 millert 2134: setvbuf(stdout, NULL, _IOLBF, 0);
2135: setvbuf(infile, NULL, _IOLBF, 0);
1.44 djm 2136:
1.66 jaredy 2137: interactive = !batchmode && isatty(STDIN_FILENO);
1.44 djm 2138: err = 0;
2139: for (;;) {
2140: char *cp;
1.57 djm 2141: const char *line;
2142: int count = 0;
1.44 djm 2143:
1.46 djm 2144: signal(SIGINT, SIG_IGN);
2145:
1.57 djm 2146: if (el == NULL) {
1.66 jaredy 2147: if (interactive)
2148: printf("sftp> ");
1.57 djm 2149: if (fgets(cmd, sizeof(cmd), infile) == NULL) {
1.66 jaredy 2150: if (interactive)
2151: printf("\n");
1.57 djm 2152: break;
2153: }
1.66 jaredy 2154: if (!interactive) { /* Echo command */
1.174 schwarze 2155: mprintf("sftp> %s", cmd);
1.66 jaredy 2156: if (strlen(cmd) > 0 &&
2157: cmd[strlen(cmd) - 1] != '\n')
2158: printf("\n");
2159: }
1.57 djm 2160: } else {
1.116 djm 2161: if ((line = el_gets(el, &count)) == NULL ||
2162: count <= 0) {
1.66 jaredy 2163: printf("\n");
1.57 djm 2164: break;
1.66 jaredy 2165: }
1.57 djm 2166: history(hl, &hev, H_ENTER, line);
2167: if (strlcpy(cmd, line, sizeof(cmd)) >= sizeof(cmd)) {
2168: fprintf(stderr, "Error: input line too long\n");
2169: continue;
2170: }
1.44 djm 2171: }
2172:
2173: cp = strrchr(cmd, '\n');
2174: if (cp)
2175: *cp = '\0';
2176:
1.46 djm 2177: /* Handle user interrupts gracefully during commands */
2178: interrupted = 0;
2179: signal(SIGINT, cmd_interrupt);
2180:
1.116 djm 2181: err = parse_dispatch_command(conn, cmd, &remote_path,
2182: batchmode);
1.44 djm 2183: if (err != 0)
2184: break;
2185: }
1.145 djm 2186: free(remote_path);
2187: free(conn);
1.66 jaredy 2188:
2189: if (el != NULL)
2190: el_end(el);
1.44 djm 2191:
2192: /* err == 1 signifies normal "quit" exit */
2193: return (err >= 0 ? 0 : -1);
2194: }
1.34 fgsch 2195:
1.18 itojun 2196: static void
1.36 djm 2197: connect_to_server(char *path, char **args, int *in, int *out)
1.1 djm 2198: {
2199: int c_in, c_out;
1.30 deraadt 2200:
1.1 djm 2201: int inout[2];
1.30 deraadt 2202:
1.1 djm 2203: if (socketpair(AF_UNIX, SOCK_STREAM, 0, inout) == -1)
2204: fatal("socketpair: %s", strerror(errno));
2205: *in = *out = inout[0];
2206: c_in = c_out = inout[1];
2207:
1.36 djm 2208: if ((sshpid = fork()) == -1)
1.1 djm 2209: fatal("fork: %s", strerror(errno));
1.36 djm 2210: else if (sshpid == 0) {
1.1 djm 2211: if ((dup2(c_in, STDIN_FILENO) == -1) ||
2212: (dup2(c_out, STDOUT_FILENO) == -1)) {
2213: fprintf(stderr, "dup2: %s\n", strerror(errno));
1.47 djm 2214: _exit(1);
1.1 djm 2215: }
2216: close(*in);
2217: close(*out);
2218: close(c_in);
2219: close(c_out);
1.46 djm 2220:
2221: /*
2222: * The underlying ssh is in the same process group, so we must
1.56 deraadt 2223: * ignore SIGINT if we want to gracefully abort commands,
2224: * otherwise the signal will make it to the ssh process and
1.122 guenther 2225: * kill it too. Contrawise, since sftp sends SIGTERMs to the
2226: * underlying ssh, it must *not* ignore that signal.
1.46 djm 2227: */
2228: signal(SIGINT, SIG_IGN);
1.122 guenther 2229: signal(SIGTERM, SIG_DFL);
1.49 dtucker 2230: execvp(path, args);
1.23 djm 2231: fprintf(stderr, "exec: %s: %s\n", path, strerror(errno));
1.47 djm 2232: _exit(1);
1.1 djm 2233: }
2234:
1.36 djm 2235: signal(SIGTERM, killchild);
2236: signal(SIGINT, killchild);
2237: signal(SIGHUP, killchild);
1.177 millert 2238: signal(SIGTSTP, suspchild);
2239: signal(SIGTTIN, suspchild);
2240: signal(SIGTTOU, suspchild);
1.1 djm 2241: close(c_in);
2242: close(c_out);
2243: }
2244:
1.18 itojun 2245: static void
1.1 djm 2246: usage(void)
2247: {
1.25 mpech 2248: extern char *__progname;
1.27 markus 2249:
1.19 stevesk 2250: fprintf(stderr,
1.179 djm 2251: "usage: %s [-46aCfpqrv] [-B buffer_size] [-b batchfile] [-c cipher]\n"
1.110 jmc 2252: " [-D sftp_server_path] [-F ssh_config] "
1.127 jmc 2253: "[-i identity_file] [-l limit]\n"
1.110 jmc 2254: " [-o ssh_option] [-P port] [-R num_requests] "
2255: "[-S program]\n"
1.181 ! millert 2256: " [-s subsystem | sftp_server] destination\n",
! 2257: __progname);
1.1 djm 2258: exit(1);
2259: }
2260:
1.2 stevesk 2261: int
1.1 djm 2262: main(int argc, char **argv)
2263: {
1.181 ! millert 2264: int in, out, ch, err, tmp, port = -1;
! 2265: char *host = NULL, *user, *cp, *file2 = NULL;
1.17 mouring 2266: int debug_level = 0, sshver = 2;
2267: char *file1 = NULL, *sftp_server = NULL;
1.23 djm 2268: char *ssh_program = _PATH_SSH_PROGRAM, *sftp_direct = NULL;
1.126 djm 2269: const char *errstr;
1.17 mouring 2270: LogLevel ll = SYSLOG_LEVEL_INFO;
2271: arglist args;
1.3 djm 2272: extern int optind;
2273: extern char *optarg;
1.112 djm 2274: struct sftp_conn *conn;
2275: size_t copy_buffer_len = DEFAULT_COPY_BUFLEN;
2276: size_t num_requests = DEFAULT_NUM_REQUESTS;
1.126 djm 2277: long long limit_kbps = 0;
1.67 djm 2278:
1.172 dtucker 2279: ssh_malloc_init(); /* must be called before any mallocs */
1.67 djm 2280: /* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */
2281: sanitise_stdfd();
1.146 dtucker 2282: setlocale(LC_CTYPE, "");
1.1 djm 2283:
1.70 djm 2284: memset(&args, '\0', sizeof(args));
1.17 mouring 2285: args.list = NULL;
1.80 djm 2286: addargs(&args, "%s", ssh_program);
1.17 mouring 2287: addargs(&args, "-oForwardX11 no");
2288: addargs(&args, "-oForwardAgent no");
1.69 reyk 2289: addargs(&args, "-oPermitLocalCommand no");
1.21 stevesk 2290: addargs(&args, "-oClearAllForwardings yes");
1.40 djm 2291:
1.17 mouring 2292: ll = SYSLOG_LEVEL_INFO;
1.40 djm 2293: infile = stdin;
1.3 djm 2294:
1.109 djm 2295: while ((ch = getopt(argc, argv,
1.156 djm 2296: "1246afhpqrvCc:D:i:l:o:s:S:b:B:F:P:R:")) != -1) {
1.3 djm 2297: switch (ch) {
1.108 djm 2298: /* Passed through to ssh(1) */
2299: case '4':
2300: case '6':
1.3 djm 2301: case 'C':
1.108 djm 2302: addargs(&args, "-%c", ch);
2303: break;
2304: /* Passed through to ssh(1) with argument */
2305: case 'F':
2306: case 'c':
2307: case 'i':
2308: case 'o':
1.113 halex 2309: addargs(&args, "-%c", ch);
2310: addargs(&args, "%s", optarg);
1.108 djm 2311: break;
2312: case 'q':
1.143 djm 2313: ll = SYSLOG_LEVEL_ERROR;
2314: quiet = 1;
1.108 djm 2315: showprogress = 0;
2316: addargs(&args, "-%c", ch);
1.3 djm 2317: break;
1.109 djm 2318: case 'P':
1.181 ! millert 2319: port = a2port(optarg);
! 2320: if (port <= 0)
! 2321: fatal("Bad port \"%s\"\n", optarg);
1.109 djm 2322: break;
1.3 djm 2323: case 'v':
1.17 mouring 2324: if (debug_level < 3) {
2325: addargs(&args, "-v");
2326: ll = SYSLOG_LEVEL_DEBUG1 + debug_level;
2327: }
2328: debug_level++;
1.3 djm 2329: break;
1.7 markus 2330: case '1':
1.17 mouring 2331: sshver = 1;
1.7 markus 2332: if (sftp_server == NULL)
2333: sftp_server = _PATH_SFTP_SERVER;
2334: break;
1.108 djm 2335: case '2':
2336: sshver = 2;
1.148 djm 2337: break;
2338: case 'a':
2339: global_aflag = 1;
1.7 markus 2340: break;
1.108 djm 2341: case 'B':
2342: copy_buffer_len = strtol(optarg, &cp, 10);
2343: if (copy_buffer_len == 0 || *cp != '\0')
2344: fatal("Invalid buffer size \"%s\"", optarg);
1.3 djm 2345: break;
1.10 deraadt 2346: case 'b':
1.39 djm 2347: if (batchmode)
2348: fatal("Batch file already specified.");
2349:
2350: /* Allow "-" as stdin */
1.56 deraadt 2351: if (strcmp(optarg, "-") != 0 &&
1.65 djm 2352: (infile = fopen(optarg, "r")) == NULL)
1.39 djm 2353: fatal("%s (%s).", strerror(errno), optarg);
1.34 fgsch 2354: showprogress = 0;
1.143 djm 2355: quiet = batchmode = 1;
1.62 djm 2356: addargs(&args, "-obatchmode yes");
1.156 djm 2357: break;
2358: case 'f':
2359: global_fflag = 1;
1.10 deraadt 2360: break;
1.111 djm 2361: case 'p':
2362: global_pflag = 1;
2363: break;
1.109 djm 2364: case 'D':
1.23 djm 2365: sftp_direct = optarg;
1.111 djm 2366: break;
1.126 djm 2367: case 'l':
2368: limit_kbps = strtonum(optarg, 1, 100 * 1024 * 1024,
2369: &errstr);
2370: if (errstr != NULL)
2371: usage();
2372: limit_kbps *= 1024; /* kbps */
2373: break;
1.111 djm 2374: case 'r':
2375: global_rflag = 1;
1.24 djm 2376: break;
1.26 djm 2377: case 'R':
2378: num_requests = strtol(optarg, &cp, 10);
2379: if (num_requests == 0 || *cp != '\0')
1.27 markus 2380: fatal("Invalid number of requests \"%s\"",
1.26 djm 2381: optarg);
1.108 djm 2382: break;
2383: case 's':
2384: sftp_server = optarg;
2385: break;
2386: case 'S':
2387: ssh_program = optarg;
2388: replacearg(&args, 0, "%s", ssh_program);
1.23 djm 2389: break;
1.3 djm 2390: case 'h':
2391: default:
1.1 djm 2392: usage();
2393: }
2394: }
1.45 djm 2395:
2396: if (!isatty(STDERR_FILENO))
2397: showprogress = 0;
1.1 djm 2398:
1.29 markus 2399: log_init(argv[0], ll, SYSLOG_FACILITY_USER, 1);
2400:
1.23 djm 2401: if (sftp_direct == NULL) {
2402: if (optind == argc || argc > (optind + 2))
2403: usage();
1.181 ! millert 2404: argv += optind;
1.23 djm 2405:
1.181 ! millert 2406: switch (parse_uri("sftp", *argv, &user, &host, &tmp, &file1)) {
! 2407: case -1:
! 2408: usage();
! 2409: break;
! 2410: case 0:
! 2411: if (tmp != -1)
! 2412: port = tmp;
! 2413: break;
! 2414: default:
! 2415: if (parse_user_host_path(*argv, &user, &host,
! 2416: &file1) == -1) {
! 2417: /* Treat as a plain hostname. */
! 2418: host = xstrdup(*argv);
! 2419: host = cleanhostname(host);
1.23 djm 2420: }
1.181 ! millert 2421: break;
1.23 djm 2422: }
1.181 ! millert 2423: file2 = *(argv + 1);
1.3 djm 2424:
1.23 djm 2425: if (!*host) {
2426: fprintf(stderr, "Missing hostname\n");
1.1 djm 2427: usage();
2428: }
2429:
1.181 ! millert 2430: if (port != -1)
! 2431: addargs(&args, "-oPort %d", port);
! 2432: if (user != NULL) {
! 2433: addargs(&args, "-l");
! 2434: addargs(&args, "%s", user);
! 2435: }
1.23 djm 2436: addargs(&args, "-oProtocol %d", sshver);
2437:
2438: /* no subsystem if the server-spec contains a '/' */
2439: if (sftp_server == NULL || strchr(sftp_server, '/') == NULL)
2440: addargs(&args, "-s");
2441:
1.115 guenther 2442: addargs(&args, "--");
1.23 djm 2443: addargs(&args, "%s", host);
1.27 markus 2444: addargs(&args, "%s", (sftp_server != NULL ?
1.23 djm 2445: sftp_server : "sftp"));
2446:
1.36 djm 2447: connect_to_server(ssh_program, args.list, &in, &out);
1.23 djm 2448: } else {
2449: args.list = NULL;
2450: addargs(&args, "sftp-server");
2451:
1.36 djm 2452: connect_to_server(sftp_direct, args.list, &in, &out);
1.1 djm 2453: }
1.70 djm 2454: freeargs(&args);
1.1 djm 2455:
1.126 djm 2456: conn = do_init(in, out, copy_buffer_len, num_requests, limit_kbps);
1.112 djm 2457: if (conn == NULL)
2458: fatal("Couldn't initialise connection to server");
2459:
1.143 djm 2460: if (!quiet) {
1.112 djm 2461: if (sftp_direct == NULL)
2462: fprintf(stderr, "Connected to %s.\n", host);
2463: else
2464: fprintf(stderr, "Attached to %s.\n", sftp_direct);
2465: }
2466:
2467: err = interactive_loop(conn, file1, file2);
1.1 djm 2468:
2469: close(in);
2470: close(out);
1.39 djm 2471: if (batchmode)
1.10 deraadt 2472: fclose(infile);
1.1 djm 2473:
1.28 markus 2474: while (waitpid(sshpid, NULL, 0) == -1)
2475: if (errno != EINTR)
2476: fatal("Couldn't wait for ssh process: %s",
2477: strerror(errno));
1.1 djm 2478:
1.33 djm 2479: exit(err == 0 ? 0 : 1);
1.1 djm 2480: }