Annotation of src/usr.bin/ssh/sftp.c, Revision 1.184
1.184 ! djm 1: /* $OpenBSD: sftp.c,v 1.183 2018/04/10 00:10:49 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:
1.96 stevesk 198: /* ARGSUSED */
1.44 djm 199: static void
1.46 djm 200: killchild(int signo)
201: {
1.61 dtucker 202: if (sshpid > 1) {
1.46 djm 203: kill(sshpid, SIGTERM);
1.61 dtucker 204: waitpid(sshpid, NULL, 0);
205: }
1.46 djm 206:
207: _exit(1);
208: }
209:
1.96 stevesk 210: /* ARGSUSED */
1.46 djm 211: static void
1.177 millert 212: suspchild(int signo)
213: {
214: if (sshpid > 1) {
215: kill(sshpid, signo);
216: while (waitpid(sshpid, NULL, WUNTRACED) == -1 && errno == EINTR)
217: continue;
218: }
219: kill(getpid(), SIGSTOP);
220: }
221:
222: /* ARGSUSED */
223: static void
1.46 djm 224: cmd_interrupt(int signo)
225: {
226: const char msg[] = "\rInterrupt \n";
1.59 djm 227: int olderrno = errno;
1.46 djm 228:
1.144 dtucker 229: (void)write(STDERR_FILENO, msg, sizeof(msg) - 1);
1.46 djm 230: interrupted = 1;
1.59 djm 231: errno = olderrno;
1.46 djm 232: }
233:
1.184 ! djm 234: /*ARGSUSED*/
! 235: static void
! 236: sigchld_handler(int sig)
! 237: {
! 238: int save_errno = errno;
! 239: pid_t pid;
! 240: const char msg[] = "\rConnection closed. \n";
! 241:
! 242: /* Report if ssh transport process dies. */
! 243: while ((pid = waitpid(sshpid, NULL, WNOHANG)) == -1 && errno == EINTR)
! 244: continue;
! 245: if (pid == sshpid)
! 246: (void)write(STDERR_FILENO, msg, sizeof(msg) - 1);
! 247:
! 248: errno = save_errno;
! 249: }
! 250:
1.46 djm 251: static void
1.44 djm 252: help(void)
253: {
1.106 sobrado 254: printf("Available commands:\n"
255: "bye Quit sftp\n"
256: "cd path Change remote directory to 'path'\n"
257: "chgrp grp path Change group of file 'path' to 'grp'\n"
258: "chmod mode path Change permissions of file 'path' to 'mode'\n"
259: "chown own path Change owner of file 'path' to 'own'\n"
260: "df [-hi] [path] Display statistics for current directory or\n"
261: " filesystem containing 'path'\n"
262: "exit Quit sftp\n"
1.167 djm 263: "get [-afPpRr] remote [local] Download file\n"
264: "reget [-fPpRr] remote [local] Resume download file\n"
265: "reput [-fPpRr] [local] remote Resume upload file\n"
1.106 sobrado 266: "help Display this help text\n"
267: "lcd path Change local directory to 'path'\n"
268: "lls [ls-options [path]] Display local directory listing\n"
269: "lmkdir path Create local directory\n"
1.132 djm 270: "ln [-s] oldpath newpath Link remote file (-s for symlink)\n"
1.106 sobrado 271: "lpwd Print local working directory\n"
1.121 jmc 272: "ls [-1afhlnrSt] [path] Display remote directory listing\n"
1.106 sobrado 273: "lumask umask Set local umask to 'umask'\n"
274: "mkdir path Create remote directory\n"
275: "progress Toggle display of progress meter\n"
1.167 djm 276: "put [-afPpRr] local [remote] Upload file\n"
1.106 sobrado 277: "pwd Display remote working directory\n"
278: "quit Quit sftp\n"
279: "rename oldpath newpath Rename remote file\n"
280: "rm path Delete remote file\n"
281: "rmdir path Remove remote directory\n"
282: "symlink oldpath newpath Symlink remote file\n"
283: "version Show SFTP version\n"
284: "!command Execute 'command' in local shell\n"
285: "! Escape to local shell\n"
286: "? Synonym for help\n");
1.44 djm 287: }
288:
289: static void
290: local_do_shell(const char *args)
291: {
292: int status;
293: char *shell;
294: pid_t pid;
295:
296: if (!*args)
297: args = NULL;
298:
1.130 djm 299: if ((shell = getenv("SHELL")) == NULL || *shell == '\0')
1.44 djm 300: shell = _PATH_BSHELL;
301:
302: if ((pid = fork()) == -1)
303: fatal("Couldn't fork: %s", strerror(errno));
304:
305: if (pid == 0) {
306: /* XXX: child has pipe fds to ssh subproc open - issue? */
307: if (args) {
308: debug3("Executing %s -c \"%s\"", shell, args);
309: execl(shell, shell, "-c", args, (char *)NULL);
310: } else {
311: debug3("Executing %s", shell);
312: execl(shell, shell, (char *)NULL);
313: }
314: fprintf(stderr, "Couldn't execute \"%s\": %s\n", shell,
315: strerror(errno));
316: _exit(1);
317: }
318: while (waitpid(pid, &status, 0) == -1)
319: if (errno != EINTR)
320: fatal("Couldn't wait for child: %s", strerror(errno));
321: if (!WIFEXITED(status))
1.78 djm 322: error("Shell exited abnormally");
1.44 djm 323: else if (WEXITSTATUS(status))
324: error("Shell exited with status %d", WEXITSTATUS(status));
325: }
326:
327: static void
328: local_do_ls(const char *args)
329: {
330: if (!args || !*args)
331: local_do_shell(_PATH_LS);
332: else {
333: int len = strlen(_PATH_LS " ") + strlen(args) + 1;
334: char *buf = xmalloc(len);
335:
336: /* XXX: quoting - rip quoting code from ftp? */
337: snprintf(buf, len, _PATH_LS " %s", args);
338: local_do_shell(buf);
1.145 djm 339: free(buf);
1.44 djm 340: }
341: }
342:
343: /* Strip one path (usually the pwd) from the start of another */
344: static char *
1.175 djm 345: path_strip(const char *path, const char *strip)
1.44 djm 346: {
347: size_t len;
348:
349: if (strip == NULL)
350: return (xstrdup(path));
351:
352: len = strlen(strip);
1.59 djm 353: if (strncmp(path, strip, len) == 0) {
1.44 djm 354: if (strip[len - 1] != '/' && path[len] == '/')
355: len++;
356: return (xstrdup(path + len));
357: }
358:
359: return (xstrdup(path));
360: }
361:
362: static char *
1.175 djm 363: make_absolute(char *p, const char *pwd)
1.44 djm 364: {
1.51 avsm 365: char *abs_str;
1.44 djm 366:
367: /* Derelativise */
368: if (p && p[0] != '/') {
1.51 avsm 369: abs_str = path_append(pwd, p);
1.145 djm 370: free(p);
1.51 avsm 371: return(abs_str);
1.44 djm 372: } else
373: return(p);
374: }
375:
376: static int
1.148 djm 377: parse_getput_flags(const char *cmd, char **argv, int argc,
1.156 djm 378: int *aflag, int *fflag, int *pflag, int *rflag)
1.44 djm 379: {
1.102 martynas 380: extern int opterr, optind, optopt, optreset;
1.97 djm 381: int ch;
1.44 djm 382:
1.97 djm 383: optind = optreset = 1;
384: opterr = 0;
385:
1.156 djm 386: *aflag = *fflag = *rflag = *pflag = 0;
387: while ((ch = getopt(argc, argv, "afPpRr")) != -1) {
1.97 djm 388: switch (ch) {
1.148 djm 389: case 'a':
390: *aflag = 1;
391: break;
1.156 djm 392: case 'f':
393: *fflag = 1;
394: break;
1.44 djm 395: case 'p':
396: case 'P':
397: *pflag = 1;
398: break;
1.111 djm 399: case 'r':
400: case 'R':
401: *rflag = 1;
402: break;
1.44 djm 403: default:
1.102 martynas 404: error("%s: Invalid flag -%c", cmd, optopt);
1.97 djm 405: return -1;
1.44 djm 406: }
407: }
408:
1.97 djm 409: return optind;
1.44 djm 410: }
411:
412: static int
1.132 djm 413: parse_link_flags(const char *cmd, char **argv, int argc, int *sflag)
414: {
415: extern int opterr, optind, optopt, optreset;
416: int ch;
417:
418: optind = optreset = 1;
419: opterr = 0;
420:
421: *sflag = 0;
422: while ((ch = getopt(argc, argv, "s")) != -1) {
423: switch (ch) {
424: case 's':
425: *sflag = 1;
426: break;
427: default:
428: error("%s: Invalid flag -%c", cmd, optopt);
429: return -1;
430: }
431: }
432:
433: return optind;
434: }
435:
436: static int
1.152 djm 437: parse_rename_flags(const char *cmd, char **argv, int argc, int *lflag)
438: {
439: extern int opterr, optind, optopt, optreset;
440: int ch;
441:
442: optind = optreset = 1;
443: opterr = 0;
444:
445: *lflag = 0;
446: while ((ch = getopt(argc, argv, "l")) != -1) {
447: switch (ch) {
448: case 'l':
449: *lflag = 1;
450: break;
451: default:
452: error("%s: Invalid flag -%c", cmd, optopt);
453: return -1;
454: }
455: }
456:
457: return optind;
458: }
459:
460: static int
1.97 djm 461: parse_ls_flags(char **argv, int argc, int *lflag)
1.44 djm 462: {
1.102 martynas 463: extern int opterr, optind, optopt, optreset;
1.97 djm 464: int ch;
465:
466: optind = optreset = 1;
467: opterr = 0;
1.44 djm 468:
1.53 djm 469: *lflag = LS_NAME_SORT;
1.119 djm 470: while ((ch = getopt(argc, argv, "1Safhlnrt")) != -1) {
1.97 djm 471: switch (ch) {
472: case '1':
473: *lflag &= ~VIEW_FLAGS;
474: *lflag |= LS_SHORT_VIEW;
475: break;
476: case 'S':
477: *lflag &= ~SORT_FLAGS;
478: *lflag |= LS_SIZE_SORT;
479: break;
480: case 'a':
481: *lflag |= LS_SHOW_ALL;
482: break;
483: case 'f':
484: *lflag &= ~SORT_FLAGS;
485: break;
1.119 djm 486: case 'h':
487: *lflag |= LS_SI_UNITS;
488: break;
1.97 djm 489: case 'l':
1.119 djm 490: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 491: *lflag |= LS_LONG_VIEW;
492: break;
493: case 'n':
1.119 djm 494: *lflag &= ~LS_SHORT_VIEW;
1.97 djm 495: *lflag |= LS_NUMERIC_VIEW|LS_LONG_VIEW;
496: break;
497: case 'r':
498: *lflag |= LS_REVERSE_SORT;
499: break;
500: case 't':
501: *lflag &= ~SORT_FLAGS;
502: *lflag |= LS_TIME_SORT;
503: break;
504: default:
1.102 martynas 505: error("ls: Invalid flag -%c", optopt);
1.97 djm 506: return -1;
1.44 djm 507: }
508: }
509:
1.97 djm 510: return optind;
1.44 djm 511: }
512:
513: static int
1.100 djm 514: parse_df_flags(const char *cmd, char **argv, int argc, int *hflag, int *iflag)
515: {
1.102 martynas 516: extern int opterr, optind, optopt, optreset;
1.100 djm 517: int ch;
518:
519: optind = optreset = 1;
520: opterr = 0;
521:
522: *hflag = *iflag = 0;
523: while ((ch = getopt(argc, argv, "hi")) != -1) {
524: switch (ch) {
525: case 'h':
526: *hflag = 1;
527: break;
528: case 'i':
529: *iflag = 1;
530: break;
531: default:
1.102 martynas 532: error("%s: Invalid flag -%c", cmd, optopt);
1.100 djm 533: return -1;
534: }
535: }
536:
537: return optind;
538: }
539:
540: static int
1.153 djm 541: parse_no_flags(const char *cmd, char **argv, int argc)
542: {
543: extern int opterr, optind, optopt, optreset;
544: int ch;
545:
546: optind = optreset = 1;
547: opterr = 0;
548:
549: while ((ch = getopt(argc, argv, "")) != -1) {
550: switch (ch) {
551: default:
552: error("%s: Invalid flag -%c", cmd, optopt);
553: return -1;
554: }
555: }
556:
557: return optind;
558: }
559:
560: static int
1.175 djm 561: is_dir(const char *path)
1.44 djm 562: {
563: struct stat sb;
564:
565: /* XXX: report errors? */
566: if (stat(path, &sb) == -1)
567: return(0);
568:
1.92 otto 569: return(S_ISDIR(sb.st_mode));
1.44 djm 570: }
571:
572: static int
1.175 djm 573: remote_is_dir(struct sftp_conn *conn, const char *path)
1.44 djm 574: {
575: Attrib *a;
576:
577: /* XXX: report errors? */
578: if ((a = do_stat(conn, path, 1)) == NULL)
579: return(0);
580: if (!(a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS))
581: return(0);
1.92 otto 582: return(S_ISDIR(a->perm));
1.44 djm 583: }
584:
1.111 djm 585: /* Check whether path returned from glob(..., GLOB_MARK, ...) is a directory */
586: static int
1.175 djm 587: pathname_is_dir(const char *pathname)
1.111 djm 588: {
589: size_t l = strlen(pathname);
590:
591: return l > 0 && pathname[l - 1] == '/';
592: }
593:
1.44 djm 594: static int
1.175 djm 595: process_get(struct sftp_conn *conn, const char *src, const char *dst,
596: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 597: {
598: char *abs_src = NULL;
599: char *abs_dst = NULL;
600: glob_t g;
1.111 djm 601: char *filename, *tmp=NULL;
1.164 djm 602: int i, r, err = 0;
1.44 djm 603:
604: abs_src = xstrdup(src);
605: abs_src = make_absolute(abs_src, pwd);
1.111 djm 606: memset(&g, 0, sizeof(g));
1.44 djm 607:
608: debug3("Looking up %s", abs_src);
1.164 djm 609: if ((r = remote_glob(conn, abs_src, GLOB_MARK, NULL, &g)) != 0) {
610: if (r == GLOB_NOSPACE) {
611: error("Too many matches for \"%s\".", abs_src);
612: } else {
613: error("File \"%s\" not found.", abs_src);
614: }
1.44 djm 615: err = -1;
616: goto out;
617: }
618:
1.111 djm 619: /*
620: * If multiple matches then dst must be a directory or
621: * unspecified.
622: */
623: if (g.gl_matchc > 1 && dst != NULL && !is_dir(dst)) {
624: error("Multiple source paths, but destination "
625: "\"%s\" is not a directory", dst);
1.44 djm 626: err = -1;
627: goto out;
628: }
629:
1.46 djm 630: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.111 djm 631: tmp = xstrdup(g.gl_pathv[i]);
632: if ((filename = basename(tmp)) == NULL) {
633: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 634: free(tmp);
1.44 djm 635: err = -1;
636: goto out;
637: }
638:
639: if (g.gl_matchc == 1 && dst) {
640: if (is_dir(dst)) {
1.111 djm 641: abs_dst = path_append(dst, filename);
642: } else {
1.44 djm 643: abs_dst = xstrdup(dst);
1.111 djm 644: }
1.44 djm 645: } else if (dst) {
1.111 djm 646: abs_dst = path_append(dst, filename);
647: } else {
648: abs_dst = xstrdup(filename);
649: }
1.145 djm 650: free(tmp);
1.44 djm 651:
1.148 djm 652: resume |= global_aflag;
653: if (!quiet && resume)
1.174 schwarze 654: mprintf("Resuming %s to %s\n",
655: g.gl_pathv[i], abs_dst);
1.148 djm 656: else if (!quiet && !resume)
1.174 schwarze 657: mprintf("Fetching %s to %s\n",
658: g.gl_pathv[i], abs_dst);
1.111 djm 659: if (pathname_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
1.148 djm 660: if (download_dir(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 661: pflag || global_pflag, 1, resume,
662: fflag || global_fflag) == -1)
1.111 djm 663: err = -1;
664: } else {
665: if (do_download(conn, g.gl_pathv[i], abs_dst, NULL,
1.156 djm 666: pflag || global_pflag, resume,
667: fflag || global_fflag) == -1)
1.111 djm 668: err = -1;
669: }
1.145 djm 670: free(abs_dst);
1.44 djm 671: abs_dst = NULL;
672: }
673:
674: out:
1.145 djm 675: free(abs_src);
1.44 djm 676: globfree(&g);
677: return(err);
678: }
679:
680: static int
1.175 djm 681: process_put(struct sftp_conn *conn, const char *src, const char *dst,
682: const char *pwd, int pflag, int rflag, int resume, int fflag)
1.44 djm 683: {
684: char *tmp_dst = NULL;
685: char *abs_dst = NULL;
1.111 djm 686: char *tmp = NULL, *filename = NULL;
1.44 djm 687: glob_t g;
688: int err = 0;
1.111 djm 689: int i, dst_is_dir = 1;
1.99 djm 690: struct stat sb;
1.44 djm 691:
692: if (dst) {
693: tmp_dst = xstrdup(dst);
694: tmp_dst = make_absolute(tmp_dst, pwd);
695: }
696:
697: memset(&g, 0, sizeof(g));
698: debug3("Looking up %s", src);
1.111 djm 699: if (glob(src, GLOB_NOCHECK | GLOB_MARK, NULL, &g)) {
1.44 djm 700: error("File \"%s\" not found.", src);
701: err = -1;
702: goto out;
703: }
704:
1.111 djm 705: /* If we aren't fetching to pwd then stash this status for later */
706: if (tmp_dst != NULL)
707: dst_is_dir = remote_is_dir(conn, tmp_dst);
708:
1.44 djm 709: /* If multiple matches, dst may be directory or unspecified */
1.111 djm 710: if (g.gl_matchc > 1 && tmp_dst && !dst_is_dir) {
711: error("Multiple paths match, but destination "
712: "\"%s\" is not a directory", tmp_dst);
1.44 djm 713: err = -1;
714: goto out;
715: }
716:
1.46 djm 717: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.99 djm 718: if (stat(g.gl_pathv[i], &sb) == -1) {
719: err = -1;
720: error("stat %s: %s", g.gl_pathv[i], strerror(errno));
721: continue;
722: }
1.149 djm 723:
1.111 djm 724: tmp = xstrdup(g.gl_pathv[i]);
725: if ((filename = basename(tmp)) == NULL) {
726: error("basename %s: %s", tmp, strerror(errno));
1.145 djm 727: free(tmp);
1.44 djm 728: err = -1;
729: goto out;
730: }
731:
732: if (g.gl_matchc == 1 && tmp_dst) {
733: /* If directory specified, append filename */
1.111 djm 734: if (dst_is_dir)
735: abs_dst = path_append(tmp_dst, filename);
736: else
1.44 djm 737: abs_dst = xstrdup(tmp_dst);
738: } else if (tmp_dst) {
1.111 djm 739: abs_dst = path_append(tmp_dst, filename);
740: } else {
741: abs_dst = make_absolute(xstrdup(filename), pwd);
742: }
1.145 djm 743: free(tmp);
1.44 djm 744:
1.159 logan 745: resume |= global_aflag;
746: if (!quiet && resume)
1.174 schwarze 747: mprintf("Resuming upload of %s to %s\n",
748: g.gl_pathv[i], abs_dst);
1.159 logan 749: else if (!quiet && !resume)
1.174 schwarze 750: mprintf("Uploading %s to %s\n",
751: g.gl_pathv[i], abs_dst);
1.111 djm 752: if (pathname_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) {
753: if (upload_dir(conn, g.gl_pathv[i], abs_dst,
1.159 logan 754: pflag || global_pflag, 1, resume,
1.156 djm 755: fflag || global_fflag) == -1)
1.111 djm 756: err = -1;
757: } else {
758: if (do_upload(conn, g.gl_pathv[i], abs_dst,
1.159 logan 759: pflag || global_pflag, resume,
1.156 djm 760: fflag || global_fflag) == -1)
1.111 djm 761: err = -1;
762: }
1.44 djm 763: }
764:
765: out:
1.145 djm 766: free(abs_dst);
767: free(tmp_dst);
1.44 djm 768: globfree(&g);
769: return(err);
770: }
771:
772: static int
773: sdirent_comp(const void *aa, const void *bb)
774: {
775: SFTP_DIRENT *a = *(SFTP_DIRENT **)aa;
776: SFTP_DIRENT *b = *(SFTP_DIRENT **)bb;
1.53 djm 777: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
1.44 djm 778:
1.52 djm 779: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
1.53 djm 780: if (sort_flag & LS_NAME_SORT)
1.52 djm 781: return (rmul * strcmp(a->filename, b->filename));
1.53 djm 782: else if (sort_flag & LS_TIME_SORT)
1.52 djm 783: return (rmul * NCMP(a->a.mtime, b->a.mtime));
1.53 djm 784: else if (sort_flag & LS_SIZE_SORT)
1.52 djm 785: return (rmul * NCMP(a->a.size, b->a.size));
786:
787: fatal("Unknown ls sort type");
1.44 djm 788: }
789:
790: /* sftp ls.1 replacement for directories */
791: static int
1.175 djm 792: do_ls_dir(struct sftp_conn *conn, const char *path,
793: const char *strip_path, int lflag)
1.44 djm 794: {
1.64 djm 795: int n;
796: u_int c = 1, colspace = 0, columns = 1;
1.44 djm 797: SFTP_DIRENT **d;
798:
799: if ((n = do_readdir(conn, path, &d)) != 0)
800: return (n);
801:
1.53 djm 802: if (!(lflag & LS_SHORT_VIEW)) {
1.64 djm 803: u_int m = 0, width = 80;
1.44 djm 804: struct winsize ws;
805: char *tmp;
806:
807: /* Count entries for sort and find longest filename */
1.54 djm 808: for (n = 0; d[n] != NULL; n++) {
809: if (d[n]->filename[0] != '.' || (lflag & LS_SHOW_ALL))
1.176 deraadt 810: m = MAXIMUM(m, strlen(d[n]->filename));
1.54 djm 811: }
1.44 djm 812:
813: /* Add any subpath that also needs to be counted */
814: tmp = path_strip(path, strip_path);
815: m += strlen(tmp);
1.145 djm 816: free(tmp);
1.44 djm 817:
818: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
819: width = ws.ws_col;
820:
821: columns = width / (m + 2);
1.176 deraadt 822: columns = MAXIMUM(columns, 1);
1.44 djm 823: colspace = width / columns;
1.176 deraadt 824: colspace = MINIMUM(colspace, width);
1.44 djm 825: }
826:
1.52 djm 827: if (lflag & SORT_FLAGS) {
1.68 dtucker 828: for (n = 0; d[n] != NULL; n++)
829: ; /* count entries */
1.53 djm 830: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
1.52 djm 831: qsort(d, n, sizeof(*d), sdirent_comp);
832: }
1.44 djm 833:
1.46 djm 834: for (n = 0; d[n] != NULL && !interrupted; n++) {
1.44 djm 835: char *tmp, *fname;
1.54 djm 836:
837: if (d[n]->filename[0] == '.' && !(lflag & LS_SHOW_ALL))
838: continue;
1.44 djm 839:
840: tmp = path_append(path, d[n]->filename);
841: fname = path_strip(tmp, strip_path);
1.145 djm 842: free(tmp);
1.44 djm 843:
1.53 djm 844: if (lflag & LS_LONG_VIEW) {
1.119 djm 845: if (lflag & (LS_NUMERIC_VIEW|LS_SI_UNITS)) {
1.50 djm 846: char *lname;
847: struct stat sb;
848:
849: memset(&sb, 0, sizeof(sb));
850: attrib_to_stat(&d[n]->a, &sb);
1.119 djm 851: lname = ls_file(fname, &sb, 1,
852: (lflag & LS_SI_UNITS));
1.174 schwarze 853: mprintf("%s\n", lname);
1.145 djm 854: free(lname);
1.50 djm 855: } else
1.174 schwarze 856: mprintf("%s\n", d[n]->longname);
1.44 djm 857: } else {
1.174 schwarze 858: mprintf("%-*s", colspace, fname);
1.44 djm 859: if (c >= columns) {
860: printf("\n");
861: c = 1;
862: } else
863: c++;
864: }
865:
1.145 djm 866: free(fname);
1.44 djm 867: }
868:
1.53 djm 869: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 870: printf("\n");
871:
872: free_sftp_dirents(d);
873: return (0);
874: }
875:
1.180 djm 876: static int
877: sglob_comp(const void *aa, const void *bb)
878: {
879: u_int a = *(const u_int *)aa;
880: u_int b = *(const u_int *)bb;
881: const char *ap = sort_glob->gl_pathv[a];
882: const char *bp = sort_glob->gl_pathv[b];
883: const struct stat *as = sort_glob->gl_statv[a];
884: const struct stat *bs = sort_glob->gl_statv[b];
885: int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1;
886:
887: #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
888: if (sort_flag & LS_NAME_SORT)
889: return (rmul * strcmp(ap, bp));
890: else if (sort_flag & LS_TIME_SORT)
891: return (rmul * timespeccmp(&as->st_mtim, &bs->st_mtim, <));
892: else if (sort_flag & LS_SIZE_SORT)
893: return (rmul * NCMP(as->st_size, bs->st_size));
894:
895: fatal("Unknown ls sort type");
896: }
897:
1.44 djm 898: /* sftp ls.1 replacement which handles path globs */
899: static int
1.175 djm 900: do_globbed_ls(struct sftp_conn *conn, const char *path,
901: const char *strip_path, int lflag)
1.44 djm 902: {
1.129 djm 903: char *fname, *lname;
1.44 djm 904: glob_t g;
1.164 djm 905: int err, r;
1.129 djm 906: struct winsize ws;
1.180 djm 907: u_int i, j, nentries, *indices = NULL, c = 1;
908: u_int colspace = 0, columns = 1, m = 0, width = 80;
1.44 djm 909:
910: memset(&g, 0, sizeof(g));
911:
1.164 djm 912: if ((r = remote_glob(conn, path,
1.133 djm 913: GLOB_MARK|GLOB_NOCHECK|GLOB_BRACE|GLOB_KEEPSTAT|GLOB_NOSORT,
1.164 djm 914: NULL, &g)) != 0 ||
1.128 djm 915: (g.gl_pathc && !g.gl_matchc)) {
1.60 fgsch 916: if (g.gl_pathc)
917: globfree(&g);
1.164 djm 918: if (r == GLOB_NOSPACE) {
919: error("Can't ls: Too many matches for \"%s\"", path);
920: } else {
921: error("Can't ls: \"%s\" not found", path);
922: }
1.128 djm 923: return -1;
1.44 djm 924: }
925:
1.46 djm 926: if (interrupted)
927: goto out;
928:
1.44 djm 929: /*
1.60 fgsch 930: * If the glob returns a single match and it is a directory,
931: * then just list its contents.
1.44 djm 932: */
1.128 djm 933: if (g.gl_matchc == 1 && g.gl_statv[0] != NULL &&
934: S_ISDIR(g.gl_statv[0]->st_mode)) {
935: err = do_ls_dir(conn, g.gl_pathv[0], strip_path, lflag);
936: globfree(&g);
937: return err;
1.44 djm 938: }
939:
1.129 djm 940: if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1)
941: width = ws.ws_col;
942:
1.53 djm 943: if (!(lflag & LS_SHORT_VIEW)) {
1.44 djm 944: /* Count entries for sort and find longest filename */
945: for (i = 0; g.gl_pathv[i]; i++)
1.176 deraadt 946: m = MAXIMUM(m, strlen(g.gl_pathv[i]));
1.44 djm 947:
948: columns = width / (m + 2);
1.176 deraadt 949: columns = MAXIMUM(columns, 1);
1.44 djm 950: colspace = width / columns;
951: }
952:
1.180 djm 953: /*
954: * Sorting: rather than mess with the contents of glob_t, prepare
955: * an array of indices into it and sort that. For the usual
956: * unsorted case, the indices are just the identity 1=1, 2=2, etc.
957: */
958: for (nentries = 0; g.gl_pathv[nentries] != NULL; nentries++)
959: ; /* count entries */
960: indices = calloc(nentries, sizeof(*indices));
961: for (i = 0; i < nentries; i++)
962: indices[i] = i;
963:
964: if (lflag & SORT_FLAGS) {
965: sort_glob = &g;
966: sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT);
967: qsort(indices, nentries, sizeof(*indices), sglob_comp);
968: sort_glob = NULL;
969: }
970:
971: for (j = 0; j < nentries && !interrupted; j++) {
972: i = indices[j];
1.44 djm 973: fname = path_strip(g.gl_pathv[i], strip_path);
1.53 djm 974: if (lflag & LS_LONG_VIEW) {
1.128 djm 975: if (g.gl_statv[i] == NULL) {
976: error("no stat information for %s", fname);
977: continue;
978: }
979: lname = ls_file(fname, g.gl_statv[i], 1,
980: (lflag & LS_SI_UNITS));
1.174 schwarze 981: mprintf("%s\n", lname);
1.145 djm 982: free(lname);
1.44 djm 983: } else {
1.174 schwarze 984: mprintf("%-*s", colspace, fname);
1.44 djm 985: if (c >= columns) {
986: printf("\n");
987: c = 1;
988: } else
989: c++;
990: }
1.145 djm 991: free(fname);
1.44 djm 992: }
993:
1.53 djm 994: if (!(lflag & LS_LONG_VIEW) && (c != 1))
1.44 djm 995: printf("\n");
996:
1.46 djm 997: out:
1.44 djm 998: if (g.gl_pathc)
999: globfree(&g);
1.180 djm 1000: free(indices);
1.44 djm 1001:
1.128 djm 1002: return 0;
1.44 djm 1003: }
1004:
1.100 djm 1005: static int
1.175 djm 1006: do_df(struct sftp_conn *conn, const char *path, int hflag, int iflag)
1.100 djm 1007: {
1.101 dtucker 1008: struct sftp_statvfs st;
1.178 djm 1009: char s_used[FMT_SCALED_STRSIZE], s_avail[FMT_SCALED_STRSIZE];
1010: char s_root[FMT_SCALED_STRSIZE], s_total[FMT_SCALED_STRSIZE];
1011: char s_icapacity[16], s_dcapacity[16];
1.100 djm 1012:
1013: if (do_statvfs(conn, path, &st, 1) == -1)
1014: return -1;
1.178 djm 1015: if (st.f_files == 0)
1016: strlcpy(s_icapacity, "ERR", sizeof(s_icapacity));
1017: else {
1018: snprintf(s_icapacity, sizeof(s_icapacity), "%3llu%%",
1019: (unsigned long long)(100 * (st.f_files - st.f_ffree) /
1020: st.f_files));
1021: }
1022: if (st.f_blocks == 0)
1023: strlcpy(s_dcapacity, "ERR", sizeof(s_dcapacity));
1024: else {
1025: snprintf(s_dcapacity, sizeof(s_dcapacity), "%3llu%%",
1026: (unsigned long long)(100 * (st.f_blocks - st.f_bfree) /
1027: st.f_blocks));
1028: }
1.100 djm 1029: if (iflag) {
1030: printf(" Inodes Used Avail "
1031: "(root) %%Capacity\n");
1.178 djm 1032: printf("%11llu %11llu %11llu %11llu %s\n",
1.100 djm 1033: (unsigned long long)st.f_files,
1034: (unsigned long long)(st.f_files - st.f_ffree),
1035: (unsigned long long)st.f_favail,
1.178 djm 1036: (unsigned long long)st.f_ffree, s_icapacity);
1.100 djm 1037: } else if (hflag) {
1038: strlcpy(s_used, "error", sizeof(s_used));
1039: strlcpy(s_avail, "error", sizeof(s_avail));
1040: strlcpy(s_root, "error", sizeof(s_root));
1041: strlcpy(s_total, "error", sizeof(s_total));
1042: fmt_scaled((st.f_blocks - st.f_bfree) * st.f_frsize, s_used);
1043: fmt_scaled(st.f_bavail * st.f_frsize, s_avail);
1044: fmt_scaled(st.f_bfree * st.f_frsize, s_root);
1045: fmt_scaled(st.f_blocks * st.f_frsize, s_total);
1046: printf(" Size Used Avail (root) %%Capacity\n");
1.178 djm 1047: printf("%7sB %7sB %7sB %7sB %s\n",
1048: s_total, s_used, s_avail, s_root, s_dcapacity);
1.100 djm 1049: } else {
1050: printf(" Size Used Avail "
1051: "(root) %%Capacity\n");
1.178 djm 1052: printf("%12llu %12llu %12llu %12llu %s\n",
1.100 djm 1053: (unsigned long long)(st.f_frsize * st.f_blocks / 1024),
1054: (unsigned long long)(st.f_frsize *
1055: (st.f_blocks - st.f_bfree) / 1024),
1056: (unsigned long long)(st.f_frsize * st.f_bavail / 1024),
1057: (unsigned long long)(st.f_frsize * st.f_bfree / 1024),
1.178 djm 1058: s_dcapacity);
1.100 djm 1059: }
1060: return 0;
1061: }
1062:
1.97 djm 1063: /*
1064: * Undo escaping of glob sequences in place. Used to undo extra escaping
1065: * applied in makeargv() when the string is destined for a function that
1066: * does not glob it.
1067: */
1068: static void
1069: undo_glob_escape(char *s)
1070: {
1071: size_t i, j;
1072:
1073: for (i = j = 0;;) {
1074: if (s[i] == '\0') {
1075: s[j] = '\0';
1076: return;
1077: }
1078: if (s[i] != '\\') {
1079: s[j++] = s[i++];
1080: continue;
1081: }
1082: /* s[i] == '\\' */
1083: ++i;
1084: switch (s[i]) {
1085: case '?':
1086: case '[':
1087: case '*':
1088: case '\\':
1089: s[j++] = s[i++];
1090: break;
1091: case '\0':
1092: s[j++] = '\\';
1093: s[j] = '\0';
1094: return;
1095: default:
1096: s[j++] = '\\';
1097: s[j++] = s[i++];
1098: break;
1099: }
1100: }
1101: }
1102:
1103: /*
1104: * Split a string into an argument vector using sh(1)-style quoting,
1105: * comment and escaping rules, but with some tweaks to handle glob(3)
1106: * wildcards.
1.116 djm 1107: * The "sloppy" flag allows for recovery from missing terminating quote, for
1108: * use in parsing incomplete commandlines during tab autocompletion.
1109: *
1.97 djm 1110: * Returns NULL on error or a NULL-terminated array of arguments.
1.116 djm 1111: *
1112: * If "lastquote" is not NULL, the quoting character used for the last
1113: * argument is placed in *lastquote ("\0", "'" or "\"").
1.149 djm 1114: *
1.116 djm 1115: * If "terminated" is not NULL, *terminated will be set to 1 when the
1116: * last argument's quote has been properly terminated or 0 otherwise.
1117: * This parameter is only of use if "sloppy" is set.
1.97 djm 1118: */
1119: #define MAXARGS 128
1120: #define MAXARGLEN 8192
1121: static char **
1.116 djm 1122: makeargv(const char *arg, int *argcp, int sloppy, char *lastquote,
1123: u_int *terminated)
1.97 djm 1124: {
1125: int argc, quot;
1126: size_t i, j;
1127: static char argvs[MAXARGLEN];
1128: static char *argv[MAXARGS + 1];
1129: enum { MA_START, MA_SQUOTE, MA_DQUOTE, MA_UNQUOTED } state, q;
1130:
1131: *argcp = argc = 0;
1132: if (strlen(arg) > sizeof(argvs) - 1) {
1133: args_too_longs:
1134: error("string too long");
1135: return NULL;
1136: }
1.116 djm 1137: if (terminated != NULL)
1138: *terminated = 1;
1139: if (lastquote != NULL)
1140: *lastquote = '\0';
1.97 djm 1141: state = MA_START;
1142: i = j = 0;
1143: for (;;) {
1.141 markus 1144: if ((size_t)argc >= sizeof(argv) / sizeof(*argv)){
1.138 dtucker 1145: error("Too many arguments.");
1146: return NULL;
1147: }
1.158 deraadt 1148: if (isspace((unsigned char)arg[i])) {
1.97 djm 1149: if (state == MA_UNQUOTED) {
1150: /* Terminate current argument */
1151: argvs[j++] = '\0';
1152: argc++;
1153: state = MA_START;
1154: } else if (state != MA_START)
1155: argvs[j++] = arg[i];
1156: } else if (arg[i] == '"' || arg[i] == '\'') {
1157: q = arg[i] == '"' ? MA_DQUOTE : MA_SQUOTE;
1158: if (state == MA_START) {
1159: argv[argc] = argvs + j;
1160: state = q;
1.116 djm 1161: if (lastquote != NULL)
1162: *lastquote = arg[i];
1.149 djm 1163: } else if (state == MA_UNQUOTED)
1.97 djm 1164: state = q;
1165: else if (state == q)
1166: state = MA_UNQUOTED;
1167: else
1168: argvs[j++] = arg[i];
1169: } else if (arg[i] == '\\') {
1170: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1171: quot = state == MA_SQUOTE ? '\'' : '"';
1172: /* Unescape quote we are in */
1173: /* XXX support \n and friends? */
1174: if (arg[i + 1] == quot) {
1175: i++;
1176: argvs[j++] = arg[i];
1177: } else if (arg[i + 1] == '?' ||
1178: arg[i + 1] == '[' || arg[i + 1] == '*') {
1179: /*
1180: * Special case for sftp: append
1181: * double-escaped glob sequence -
1182: * glob will undo one level of
1183: * escaping. NB. string can grow here.
1184: */
1185: if (j >= sizeof(argvs) - 5)
1186: goto args_too_longs;
1187: argvs[j++] = '\\';
1188: argvs[j++] = arg[i++];
1189: argvs[j++] = '\\';
1190: argvs[j++] = arg[i];
1191: } else {
1192: argvs[j++] = arg[i++];
1193: argvs[j++] = arg[i];
1194: }
1195: } else {
1196: if (state == MA_START) {
1197: argv[argc] = argvs + j;
1198: state = MA_UNQUOTED;
1.116 djm 1199: if (lastquote != NULL)
1200: *lastquote = '\0';
1.97 djm 1201: }
1202: if (arg[i + 1] == '?' || arg[i + 1] == '[' ||
1203: arg[i + 1] == '*' || arg[i + 1] == '\\') {
1204: /*
1205: * Special case for sftp: append
1206: * escaped glob sequence -
1207: * glob will undo one level of
1208: * escaping.
1209: */
1210: argvs[j++] = arg[i++];
1211: argvs[j++] = arg[i];
1212: } else {
1213: /* Unescape everything */
1214: /* XXX support \n and friends? */
1215: i++;
1216: argvs[j++] = arg[i];
1217: }
1218: }
1219: } else if (arg[i] == '#') {
1220: if (state == MA_SQUOTE || state == MA_DQUOTE)
1221: argvs[j++] = arg[i];
1222: else
1223: goto string_done;
1224: } else if (arg[i] == '\0') {
1225: if (state == MA_SQUOTE || state == MA_DQUOTE) {
1.116 djm 1226: if (sloppy) {
1227: state = MA_UNQUOTED;
1228: if (terminated != NULL)
1229: *terminated = 0;
1230: goto string_done;
1231: }
1.97 djm 1232: error("Unterminated quoted argument");
1233: return NULL;
1234: }
1235: string_done:
1236: if (state == MA_UNQUOTED) {
1237: argvs[j++] = '\0';
1238: argc++;
1239: }
1240: break;
1241: } else {
1242: if (state == MA_START) {
1243: argv[argc] = argvs + j;
1244: state = MA_UNQUOTED;
1.116 djm 1245: if (lastquote != NULL)
1246: *lastquote = '\0';
1.97 djm 1247: }
1248: if ((state == MA_SQUOTE || state == MA_DQUOTE) &&
1249: (arg[i] == '?' || arg[i] == '[' || arg[i] == '*')) {
1250: /*
1251: * Special case for sftp: escape quoted
1252: * glob(3) wildcards. NB. string can grow
1253: * here.
1254: */
1255: if (j >= sizeof(argvs) - 3)
1256: goto args_too_longs;
1257: argvs[j++] = '\\';
1258: argvs[j++] = arg[i];
1259: } else
1260: argvs[j++] = arg[i];
1261: }
1262: i++;
1263: }
1264: *argcp = argc;
1265: return argv;
1266: }
1267:
1.44 djm 1268: static int
1.159 logan 1269: parse_args(const char **cpp, int *ignore_errors, int *aflag,
1.173 djm 1270: int *fflag, int *hflag, int *iflag, int *lflag, int *pflag,
1.159 logan 1271: int *rflag, int *sflag,
1.156 djm 1272: unsigned long *n_arg, char **path1, char **path2)
1.44 djm 1273: {
1274: const char *cmd, *cp = *cpp;
1.97 djm 1275: char *cp2, **argv;
1.44 djm 1276: int base = 0;
1277: long l;
1.182 djm 1278: int path1_mandatory = 0, i, cmdnum, optidx, argc;
1.44 djm 1279:
1280: /* Skip leading whitespace */
1281: cp = cp + strspn(cp, WHITESPACE);
1282:
1283: /* Check for leading '-' (disable error processing) */
1.156 djm 1284: *ignore_errors = 0;
1.44 djm 1285: if (*cp == '-') {
1.156 djm 1286: *ignore_errors = 1;
1.44 djm 1287: cp++;
1.118 dtucker 1288: cp = cp + strspn(cp, WHITESPACE);
1.44 djm 1289: }
1.118 dtucker 1290:
1291: /* Ignore blank lines and lines which begin with comment '#' char */
1292: if (*cp == '\0' || *cp == '#')
1293: return (0);
1.44 djm 1294:
1.116 djm 1295: if ((argv = makeargv(cp, &argc, 0, NULL, NULL)) == NULL)
1.97 djm 1296: return -1;
1297:
1.44 djm 1298: /* Figure out which command we have */
1.97 djm 1299: for (i = 0; cmds[i].c != NULL; i++) {
1.142 djm 1300: if (argv[0] != NULL && strcasecmp(cmds[i].c, argv[0]) == 0)
1.44 djm 1301: break;
1302: }
1303: cmdnum = cmds[i].n;
1304: cmd = cmds[i].c;
1305:
1306: /* Special case */
1307: if (*cp == '!') {
1308: cp++;
1309: cmdnum = I_SHELL;
1310: } else if (cmdnum == -1) {
1311: error("Invalid command.");
1.97 djm 1312: return -1;
1.44 djm 1313: }
1314:
1315: /* Get arguments and parse flags */
1.156 djm 1316: *aflag = *fflag = *hflag = *iflag = *lflag = *pflag = 0;
1317: *rflag = *sflag = 0;
1.44 djm 1318: *path1 = *path2 = NULL;
1.97 djm 1319: optidx = 1;
1.44 djm 1320: switch (cmdnum) {
1321: case I_GET:
1.148 djm 1322: case I_REGET:
1.159 logan 1323: case I_REPUT:
1.44 djm 1324: case I_PUT:
1.132 djm 1325: if ((optidx = parse_getput_flags(cmd, argv, argc,
1.156 djm 1326: aflag, fflag, pflag, rflag)) == -1)
1.97 djm 1327: return -1;
1.44 djm 1328: /* Get first pathname (mandatory) */
1.97 djm 1329: if (argc - optidx < 1) {
1.44 djm 1330: error("You must specify at least one path after a "
1331: "%s command.", cmd);
1.97 djm 1332: return -1;
1333: }
1334: *path1 = xstrdup(argv[optidx]);
1335: /* Get second pathname (optional) */
1336: if (argc - optidx > 1) {
1337: *path2 = xstrdup(argv[optidx + 1]);
1338: /* Destination is not globbed */
1339: undo_glob_escape(*path2);
1.44 djm 1340: }
1341: break;
1.132 djm 1342: case I_LINK:
1343: if ((optidx = parse_link_flags(cmd, argv, argc, sflag)) == -1)
1344: return -1;
1.152 djm 1345: goto parse_two_paths;
1346: case I_RENAME:
1347: if ((optidx = parse_rename_flags(cmd, argv, argc, lflag)) == -1)
1348: return -1;
1349: goto parse_two_paths;
1.132 djm 1350: case I_SYMLINK:
1.153 djm 1351: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1352: return -1;
1.152 djm 1353: parse_two_paths:
1.97 djm 1354: if (argc - optidx < 2) {
1.44 djm 1355: error("You must specify two paths after a %s "
1356: "command.", cmd);
1.97 djm 1357: return -1;
1.44 djm 1358: }
1.97 djm 1359: *path1 = xstrdup(argv[optidx]);
1360: *path2 = xstrdup(argv[optidx + 1]);
1361: /* Paths are not globbed */
1362: undo_glob_escape(*path1);
1363: undo_glob_escape(*path2);
1.44 djm 1364: break;
1365: case I_RM:
1366: case I_MKDIR:
1367: case I_RMDIR:
1.182 djm 1368: case I_LMKDIR:
1369: path1_mandatory = 1;
1370: /* FALLTHROUGH */
1.44 djm 1371: case I_CHDIR:
1372: case I_LCHDIR:
1.153 djm 1373: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1374: return -1;
1.44 djm 1375: /* Get pathname (mandatory) */
1.97 djm 1376: if (argc - optidx < 1) {
1.182 djm 1377: if (!path1_mandatory)
1378: break; /* return a NULL path1 */
1.44 djm 1379: error("You must specify a path after a %s command.",
1380: cmd);
1.97 djm 1381: return -1;
1.44 djm 1382: }
1.97 djm 1383: *path1 = xstrdup(argv[optidx]);
1384: /* Only "rm" globs */
1385: if (cmdnum != I_RM)
1386: undo_glob_escape(*path1);
1.44 djm 1387: break;
1.100 djm 1388: case I_DF:
1389: if ((optidx = parse_df_flags(cmd, argv, argc, hflag,
1390: iflag)) == -1)
1391: return -1;
1392: /* Default to current directory if no path specified */
1393: if (argc - optidx < 1)
1394: *path1 = NULL;
1395: else {
1396: *path1 = xstrdup(argv[optidx]);
1397: undo_glob_escape(*path1);
1398: }
1399: break;
1.44 djm 1400: case I_LS:
1.97 djm 1401: if ((optidx = parse_ls_flags(argv, argc, lflag)) == -1)
1.44 djm 1402: return(-1);
1403: /* Path is optional */
1.97 djm 1404: if (argc - optidx > 0)
1405: *path1 = xstrdup(argv[optidx]);
1.44 djm 1406: break;
1407: case I_LLS:
1.98 djm 1408: /* Skip ls command and following whitespace */
1409: cp = cp + strlen(cmd) + strspn(cp, WHITESPACE);
1.44 djm 1410: case I_SHELL:
1411: /* Uses the rest of the line */
1412: break;
1413: case I_LUMASK:
1414: case I_CHMOD:
1415: base = 8;
1416: case I_CHOWN:
1417: case I_CHGRP:
1.153 djm 1418: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1419: return -1;
1.44 djm 1420: /* Get numeric arg (mandatory) */
1.97 djm 1421: if (argc - optidx < 1)
1422: goto need_num_arg;
1.93 ray 1423: errno = 0;
1.97 djm 1424: l = strtol(argv[optidx], &cp2, base);
1425: if (cp2 == argv[optidx] || *cp2 != '\0' ||
1426: ((l == LONG_MIN || l == LONG_MAX) && errno == ERANGE) ||
1427: l < 0) {
1428: need_num_arg:
1.44 djm 1429: error("You must supply a numeric argument "
1430: "to the %s command.", cmd);
1.97 djm 1431: return -1;
1.44 djm 1432: }
1433: *n_arg = l;
1.97 djm 1434: if (cmdnum == I_LUMASK)
1.44 djm 1435: break;
1436: /* Get pathname (mandatory) */
1.97 djm 1437: if (argc - optidx < 2) {
1.44 djm 1438: error("You must specify a path after a %s command.",
1439: cmd);
1.97 djm 1440: return -1;
1.44 djm 1441: }
1.97 djm 1442: *path1 = xstrdup(argv[optidx + 1]);
1.44 djm 1443: break;
1444: case I_QUIT:
1445: case I_PWD:
1446: case I_LPWD:
1447: case I_HELP:
1448: case I_VERSION:
1449: case I_PROGRESS:
1.153 djm 1450: if ((optidx = parse_no_flags(cmd, argv, argc)) == -1)
1451: return -1;
1.44 djm 1452: break;
1453: default:
1454: fatal("Command not implemented");
1455: }
1456:
1457: *cpp = cp;
1458: return(cmdnum);
1459: }
1460:
1461: static int
1462: parse_dispatch_command(struct sftp_conn *conn, const char *cmd, char **pwd,
1.182 djm 1463: const char *startdir, int err_abort)
1.44 djm 1464: {
1465: char *path1, *path2, *tmp;
1.173 djm 1466: int ignore_errors = 0, aflag = 0, fflag = 0, hflag = 0,
1.159 logan 1467: iflag = 0;
1.156 djm 1468: int lflag = 0, pflag = 0, rflag = 0, sflag = 0;
1.132 djm 1469: int cmdnum, i;
1.107 dtucker 1470: unsigned long n_arg = 0;
1.44 djm 1471: Attrib a, *aa;
1.170 deraadt 1472: char path_buf[PATH_MAX];
1.44 djm 1473: int err = 0;
1474: glob_t g;
1475:
1476: path1 = path2 = NULL;
1.156 djm 1477: cmdnum = parse_args(&cmd, &ignore_errors, &aflag, &fflag, &hflag,
1478: &iflag, &lflag, &pflag, &rflag, &sflag, &n_arg, &path1, &path2);
1479: if (ignore_errors != 0)
1.44 djm 1480: err_abort = 0;
1481:
1482: memset(&g, 0, sizeof(g));
1483:
1484: /* Perform command */
1485: switch (cmdnum) {
1486: case 0:
1487: /* Blank line */
1488: break;
1489: case -1:
1490: /* Unrecognized command */
1491: err = -1;
1492: break;
1.148 djm 1493: case I_REGET:
1494: aflag = 1;
1495: /* FALLTHROUGH */
1.44 djm 1496: case I_GET:
1.148 djm 1497: err = process_get(conn, path1, path2, *pwd, pflag,
1.156 djm 1498: rflag, aflag, fflag);
1.44 djm 1499: break;
1.159 logan 1500: case I_REPUT:
1501: aflag = 1;
1502: /* FALLTHROUGH */
1.44 djm 1503: case I_PUT:
1.156 djm 1504: err = process_put(conn, path1, path2, *pwd, pflag,
1.159 logan 1505: rflag, aflag, fflag);
1.44 djm 1506: break;
1507: case I_RENAME:
1508: path1 = make_absolute(path1, *pwd);
1509: path2 = make_absolute(path2, *pwd);
1.152 djm 1510: err = do_rename(conn, path1, path2, lflag);
1.44 djm 1511: break;
1512: case I_SYMLINK:
1.132 djm 1513: sflag = 1;
1514: case I_LINK:
1.151 djm 1515: if (!sflag)
1516: path1 = make_absolute(path1, *pwd);
1.44 djm 1517: path2 = make_absolute(path2, *pwd);
1.132 djm 1518: err = (sflag ? do_symlink : do_hardlink)(conn, path1, path2);
1.44 djm 1519: break;
1520: case I_RM:
1521: path1 = make_absolute(path1, *pwd);
1522: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1523: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1524: if (!quiet)
1.174 schwarze 1525: mprintf("Removing %s\n", g.gl_pathv[i]);
1.44 djm 1526: err = do_rm(conn, g.gl_pathv[i]);
1527: if (err != 0 && err_abort)
1528: break;
1529: }
1530: break;
1531: case I_MKDIR:
1532: path1 = make_absolute(path1, *pwd);
1533: attrib_clear(&a);
1534: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1535: a.perm = 0777;
1.111 djm 1536: err = do_mkdir(conn, path1, &a, 1);
1.44 djm 1537: break;
1538: case I_RMDIR:
1539: path1 = make_absolute(path1, *pwd);
1540: err = do_rmdir(conn, path1);
1541: break;
1542: case I_CHDIR:
1.182 djm 1543: if (path1 == NULL || *path1 == '\0')
1544: path1 = xstrdup(startdir);
1.44 djm 1545: path1 = make_absolute(path1, *pwd);
1546: if ((tmp = do_realpath(conn, path1)) == NULL) {
1547: err = 1;
1548: break;
1549: }
1550: if ((aa = do_stat(conn, tmp, 0)) == NULL) {
1.145 djm 1551: free(tmp);
1.44 djm 1552: err = 1;
1553: break;
1554: }
1555: if (!(aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) {
1556: error("Can't change directory: Can't check target");
1.145 djm 1557: free(tmp);
1.44 djm 1558: err = 1;
1559: break;
1560: }
1561: if (!S_ISDIR(aa->perm)) {
1562: error("Can't change directory: \"%s\" is not "
1563: "a directory", tmp);
1.145 djm 1564: free(tmp);
1.44 djm 1565: err = 1;
1566: break;
1567: }
1.145 djm 1568: free(*pwd);
1.44 djm 1569: *pwd = tmp;
1570: break;
1571: case I_LS:
1572: if (!path1) {
1.125 djm 1573: do_ls_dir(conn, *pwd, *pwd, lflag);
1.44 djm 1574: break;
1575: }
1576:
1577: /* Strip pwd off beginning of non-absolute paths */
1578: tmp = NULL;
1579: if (*path1 != '/')
1580: tmp = *pwd;
1581:
1582: path1 = make_absolute(path1, *pwd);
1583: err = do_globbed_ls(conn, path1, tmp, lflag);
1.100 djm 1584: break;
1585: case I_DF:
1586: /* Default to current directory if no path specified */
1587: if (path1 == NULL)
1588: path1 = xstrdup(*pwd);
1589: path1 = make_absolute(path1, *pwd);
1590: err = do_df(conn, path1, hflag, iflag);
1.44 djm 1591: break;
1592: case I_LCHDIR:
1.182 djm 1593: if (path1 == NULL || *path1 == '\0')
1594: path1 = xstrdup("~");
1.166 deraadt 1595: tmp = tilde_expand_filename(path1, getuid());
1.165 djm 1596: free(path1);
1597: path1 = tmp;
1.44 djm 1598: if (chdir(path1) == -1) {
1599: error("Couldn't change local directory to "
1600: "\"%s\": %s", path1, strerror(errno));
1601: err = 1;
1602: }
1603: break;
1604: case I_LMKDIR:
1605: if (mkdir(path1, 0777) == -1) {
1606: error("Couldn't create local directory "
1607: "\"%s\": %s", path1, strerror(errno));
1608: err = 1;
1609: }
1610: break;
1611: case I_LLS:
1612: local_do_ls(cmd);
1613: break;
1614: case I_SHELL:
1615: local_do_shell(cmd);
1616: break;
1617: case I_LUMASK:
1618: umask(n_arg);
1619: printf("Local umask: %03lo\n", n_arg);
1620: break;
1621: case I_CHMOD:
1622: path1 = make_absolute(path1, *pwd);
1623: attrib_clear(&a);
1624: a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS;
1625: a.perm = n_arg;
1626: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1627: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.143 djm 1628: if (!quiet)
1.174 schwarze 1629: mprintf("Changing mode on %s\n",
1630: g.gl_pathv[i]);
1.44 djm 1631: err = do_setstat(conn, g.gl_pathv[i], &a);
1632: if (err != 0 && err_abort)
1633: break;
1634: }
1635: break;
1636: case I_CHOWN:
1637: case I_CHGRP:
1638: path1 = make_absolute(path1, *pwd);
1639: remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g);
1.46 djm 1640: for (i = 0; g.gl_pathv[i] && !interrupted; i++) {
1.44 djm 1641: if (!(aa = do_stat(conn, g.gl_pathv[i], 0))) {
1.104 djm 1642: if (err_abort) {
1643: err = -1;
1.44 djm 1644: break;
1.104 djm 1645: } else
1.44 djm 1646: continue;
1647: }
1648: if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) {
1649: error("Can't get current ownership of "
1650: "remote file \"%s\"", g.gl_pathv[i]);
1.104 djm 1651: if (err_abort) {
1652: err = -1;
1.44 djm 1653: break;
1.104 djm 1654: } else
1.44 djm 1655: continue;
1656: }
1657: aa->flags &= SSH2_FILEXFER_ATTR_UIDGID;
1658: if (cmdnum == I_CHOWN) {
1.143 djm 1659: if (!quiet)
1.174 schwarze 1660: mprintf("Changing owner on %s\n",
1.143 djm 1661: g.gl_pathv[i]);
1.44 djm 1662: aa->uid = n_arg;
1663: } else {
1.143 djm 1664: if (!quiet)
1.174 schwarze 1665: mprintf("Changing group on %s\n",
1.143 djm 1666: g.gl_pathv[i]);
1.44 djm 1667: aa->gid = n_arg;
1668: }
1669: err = do_setstat(conn, g.gl_pathv[i], aa);
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. */
1906: isabs = tmp[0] == '/';
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)
2027: fatal("%s: el_get failed", __func__);
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);
2115: el_set(el, EL_BIND, "\\e[5C", "em-next-word", NULL);
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,
1.182 djm 2136: &remote_path, startdir, 1) != 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,
1.182 djm 2150: &remote_path, startdir, 1);
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 (;;) {
2166: char *cp;
1.57 djm 2167: const char *line;
2168: int count = 0;
1.44 djm 2169:
1.46 djm 2170: signal(SIGINT, SIG_IGN);
2171:
1.57 djm 2172: if (el == NULL) {
1.66 jaredy 2173: if (interactive)
2174: printf("sftp> ");
1.57 djm 2175: if (fgets(cmd, sizeof(cmd), infile) == NULL) {
1.66 jaredy 2176: if (interactive)
2177: printf("\n");
1.57 djm 2178: break;
2179: }
1.66 jaredy 2180: if (!interactive) { /* Echo command */
1.174 schwarze 2181: mprintf("sftp> %s", cmd);
1.66 jaredy 2182: if (strlen(cmd) > 0 &&
2183: cmd[strlen(cmd) - 1] != '\n')
2184: printf("\n");
2185: }
1.57 djm 2186: } else {
1.116 djm 2187: if ((line = el_gets(el, &count)) == NULL ||
2188: count <= 0) {
1.66 jaredy 2189: printf("\n");
1.57 djm 2190: break;
1.66 jaredy 2191: }
1.57 djm 2192: history(hl, &hev, H_ENTER, line);
2193: if (strlcpy(cmd, line, sizeof(cmd)) >= sizeof(cmd)) {
2194: fprintf(stderr, "Error: input line too long\n");
2195: continue;
2196: }
1.44 djm 2197: }
2198:
2199: cp = strrchr(cmd, '\n');
2200: if (cp)
2201: *cp = '\0';
2202:
1.46 djm 2203: /* Handle user interrupts gracefully during commands */
2204: interrupted = 0;
2205: signal(SIGINT, cmd_interrupt);
2206:
1.116 djm 2207: err = parse_dispatch_command(conn, cmd, &remote_path,
1.182 djm 2208: startdir, batchmode);
1.44 djm 2209: if (err != 0)
2210: break;
2211: }
1.184 ! djm 2212: signal(SIGCHLD, SIG_DFL);
1.145 djm 2213: free(remote_path);
1.182 djm 2214: free(startdir);
1.145 djm 2215: free(conn);
1.66 jaredy 2216:
2217: if (el != NULL)
2218: el_end(el);
1.44 djm 2219:
2220: /* err == 1 signifies normal "quit" exit */
2221: return (err >= 0 ? 0 : -1);
2222: }
1.34 fgsch 2223:
1.18 itojun 2224: static void
1.36 djm 2225: connect_to_server(char *path, char **args, int *in, int *out)
1.1 djm 2226: {
2227: int c_in, c_out;
1.30 deraadt 2228:
1.1 djm 2229: int inout[2];
1.30 deraadt 2230:
1.1 djm 2231: if (socketpair(AF_UNIX, SOCK_STREAM, 0, inout) == -1)
2232: fatal("socketpair: %s", strerror(errno));
2233: *in = *out = inout[0];
2234: c_in = c_out = inout[1];
2235:
1.36 djm 2236: if ((sshpid = fork()) == -1)
1.1 djm 2237: fatal("fork: %s", strerror(errno));
1.36 djm 2238: else if (sshpid == 0) {
1.1 djm 2239: if ((dup2(c_in, STDIN_FILENO) == -1) ||
2240: (dup2(c_out, STDOUT_FILENO) == -1)) {
2241: fprintf(stderr, "dup2: %s\n", strerror(errno));
1.47 djm 2242: _exit(1);
1.1 djm 2243: }
2244: close(*in);
2245: close(*out);
2246: close(c_in);
2247: close(c_out);
1.46 djm 2248:
2249: /*
2250: * The underlying ssh is in the same process group, so we must
1.56 deraadt 2251: * ignore SIGINT if we want to gracefully abort commands,
2252: * otherwise the signal will make it to the ssh process and
1.122 guenther 2253: * kill it too. Contrawise, since sftp sends SIGTERMs to the
2254: * underlying ssh, it must *not* ignore that signal.
1.46 djm 2255: */
2256: signal(SIGINT, SIG_IGN);
1.122 guenther 2257: signal(SIGTERM, SIG_DFL);
1.49 dtucker 2258: execvp(path, args);
1.23 djm 2259: fprintf(stderr, "exec: %s: %s\n", path, strerror(errno));
1.47 djm 2260: _exit(1);
1.1 djm 2261: }
2262:
1.36 djm 2263: signal(SIGTERM, killchild);
2264: signal(SIGINT, killchild);
2265: signal(SIGHUP, killchild);
1.177 millert 2266: signal(SIGTSTP, suspchild);
2267: signal(SIGTTIN, suspchild);
2268: signal(SIGTTOU, suspchild);
1.184 ! djm 2269: signal(SIGCHLD, sigchld_handler);
1.1 djm 2270: close(c_in);
2271: close(c_out);
2272: }
2273:
1.18 itojun 2274: static void
1.1 djm 2275: usage(void)
2276: {
1.25 mpech 2277: extern char *__progname;
1.27 markus 2278:
1.19 stevesk 2279: fprintf(stderr,
1.179 djm 2280: "usage: %s [-46aCfpqrv] [-B buffer_size] [-b batchfile] [-c cipher]\n"
1.110 jmc 2281: " [-D sftp_server_path] [-F ssh_config] "
1.127 jmc 2282: "[-i identity_file] [-l limit]\n"
1.110 jmc 2283: " [-o ssh_option] [-P port] [-R num_requests] "
2284: "[-S program]\n"
1.181 millert 2285: " [-s subsystem | sftp_server] destination\n",
2286: __progname);
1.1 djm 2287: exit(1);
2288: }
2289:
1.2 stevesk 2290: int
1.1 djm 2291: main(int argc, char **argv)
2292: {
1.181 millert 2293: int in, out, ch, err, tmp, port = -1;
2294: char *host = NULL, *user, *cp, *file2 = NULL;
1.17 mouring 2295: int debug_level = 0, sshver = 2;
2296: char *file1 = NULL, *sftp_server = NULL;
1.23 djm 2297: char *ssh_program = _PATH_SSH_PROGRAM, *sftp_direct = NULL;
1.126 djm 2298: const char *errstr;
1.17 mouring 2299: LogLevel ll = SYSLOG_LEVEL_INFO;
2300: arglist args;
1.3 djm 2301: extern int optind;
2302: extern char *optarg;
1.112 djm 2303: struct sftp_conn *conn;
2304: size_t copy_buffer_len = DEFAULT_COPY_BUFLEN;
2305: size_t num_requests = DEFAULT_NUM_REQUESTS;
1.126 djm 2306: long long limit_kbps = 0;
1.67 djm 2307:
1.172 dtucker 2308: ssh_malloc_init(); /* must be called before any mallocs */
1.67 djm 2309: /* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */
2310: sanitise_stdfd();
1.146 dtucker 2311: setlocale(LC_CTYPE, "");
1.1 djm 2312:
1.70 djm 2313: memset(&args, '\0', sizeof(args));
1.17 mouring 2314: args.list = NULL;
1.80 djm 2315: addargs(&args, "%s", ssh_program);
1.17 mouring 2316: addargs(&args, "-oForwardX11 no");
2317: addargs(&args, "-oForwardAgent no");
1.69 reyk 2318: addargs(&args, "-oPermitLocalCommand no");
1.21 stevesk 2319: addargs(&args, "-oClearAllForwardings yes");
1.40 djm 2320:
1.17 mouring 2321: ll = SYSLOG_LEVEL_INFO;
1.40 djm 2322: infile = stdin;
1.3 djm 2323:
1.109 djm 2324: while ((ch = getopt(argc, argv,
1.156 djm 2325: "1246afhpqrvCc:D:i:l:o:s:S:b:B:F:P:R:")) != -1) {
1.3 djm 2326: switch (ch) {
1.108 djm 2327: /* Passed through to ssh(1) */
2328: case '4':
2329: case '6':
1.3 djm 2330: case 'C':
1.108 djm 2331: addargs(&args, "-%c", ch);
2332: break;
2333: /* Passed through to ssh(1) with argument */
2334: case 'F':
2335: case 'c':
2336: case 'i':
2337: case 'o':
1.113 halex 2338: addargs(&args, "-%c", ch);
2339: addargs(&args, "%s", optarg);
1.108 djm 2340: break;
2341: case 'q':
1.143 djm 2342: ll = SYSLOG_LEVEL_ERROR;
2343: quiet = 1;
1.108 djm 2344: showprogress = 0;
2345: addargs(&args, "-%c", ch);
1.3 djm 2346: break;
1.109 djm 2347: case 'P':
1.181 millert 2348: port = a2port(optarg);
2349: if (port <= 0)
2350: fatal("Bad port \"%s\"\n", optarg);
1.109 djm 2351: break;
1.3 djm 2352: case 'v':
1.17 mouring 2353: if (debug_level < 3) {
2354: addargs(&args, "-v");
2355: ll = SYSLOG_LEVEL_DEBUG1 + debug_level;
2356: }
2357: debug_level++;
1.3 djm 2358: break;
1.7 markus 2359: case '1':
1.17 mouring 2360: sshver = 1;
1.7 markus 2361: if (sftp_server == NULL)
2362: sftp_server = _PATH_SFTP_SERVER;
2363: break;
1.108 djm 2364: case '2':
2365: sshver = 2;
1.148 djm 2366: break;
2367: case 'a':
2368: global_aflag = 1;
1.7 markus 2369: break;
1.108 djm 2370: case 'B':
2371: copy_buffer_len = strtol(optarg, &cp, 10);
2372: if (copy_buffer_len == 0 || *cp != '\0')
2373: fatal("Invalid buffer size \"%s\"", optarg);
1.3 djm 2374: break;
1.10 deraadt 2375: case 'b':
1.39 djm 2376: if (batchmode)
2377: fatal("Batch file already specified.");
2378:
2379: /* Allow "-" as stdin */
1.56 deraadt 2380: if (strcmp(optarg, "-") != 0 &&
1.65 djm 2381: (infile = fopen(optarg, "r")) == NULL)
1.39 djm 2382: fatal("%s (%s).", strerror(errno), optarg);
1.34 fgsch 2383: showprogress = 0;
1.143 djm 2384: quiet = batchmode = 1;
1.62 djm 2385: addargs(&args, "-obatchmode yes");
1.156 djm 2386: break;
2387: case 'f':
2388: global_fflag = 1;
1.10 deraadt 2389: break;
1.111 djm 2390: case 'p':
2391: global_pflag = 1;
2392: break;
1.109 djm 2393: case 'D':
1.23 djm 2394: sftp_direct = optarg;
1.111 djm 2395: break;
1.126 djm 2396: case 'l':
2397: limit_kbps = strtonum(optarg, 1, 100 * 1024 * 1024,
2398: &errstr);
2399: if (errstr != NULL)
2400: usage();
2401: limit_kbps *= 1024; /* kbps */
2402: break;
1.111 djm 2403: case 'r':
2404: global_rflag = 1;
1.24 djm 2405: break;
1.26 djm 2406: case 'R':
2407: num_requests = strtol(optarg, &cp, 10);
2408: if (num_requests == 0 || *cp != '\0')
1.27 markus 2409: fatal("Invalid number of requests \"%s\"",
1.26 djm 2410: optarg);
1.108 djm 2411: break;
2412: case 's':
2413: sftp_server = optarg;
2414: break;
2415: case 'S':
2416: ssh_program = optarg;
2417: replacearg(&args, 0, "%s", ssh_program);
1.23 djm 2418: break;
1.3 djm 2419: case 'h':
2420: default:
1.1 djm 2421: usage();
2422: }
2423: }
1.45 djm 2424:
2425: if (!isatty(STDERR_FILENO))
2426: showprogress = 0;
1.1 djm 2427:
1.29 markus 2428: log_init(argv[0], ll, SYSLOG_FACILITY_USER, 1);
2429:
1.23 djm 2430: if (sftp_direct == NULL) {
2431: if (optind == argc || argc > (optind + 2))
2432: usage();
1.181 millert 2433: argv += optind;
1.23 djm 2434:
1.181 millert 2435: switch (parse_uri("sftp", *argv, &user, &host, &tmp, &file1)) {
2436: case -1:
2437: usage();
2438: break;
2439: case 0:
2440: if (tmp != -1)
2441: port = tmp;
2442: break;
2443: default:
2444: if (parse_user_host_path(*argv, &user, &host,
2445: &file1) == -1) {
2446: /* Treat as a plain hostname. */
2447: host = xstrdup(*argv);
2448: host = cleanhostname(host);
1.23 djm 2449: }
1.181 millert 2450: break;
1.23 djm 2451: }
1.181 millert 2452: file2 = *(argv + 1);
1.3 djm 2453:
1.23 djm 2454: if (!*host) {
2455: fprintf(stderr, "Missing hostname\n");
1.1 djm 2456: usage();
2457: }
2458:
1.181 millert 2459: if (port != -1)
2460: addargs(&args, "-oPort %d", port);
2461: if (user != NULL) {
2462: addargs(&args, "-l");
2463: addargs(&args, "%s", user);
2464: }
1.23 djm 2465: addargs(&args, "-oProtocol %d", sshver);
2466:
2467: /* no subsystem if the server-spec contains a '/' */
2468: if (sftp_server == NULL || strchr(sftp_server, '/') == NULL)
2469: addargs(&args, "-s");
2470:
1.115 guenther 2471: addargs(&args, "--");
1.23 djm 2472: addargs(&args, "%s", host);
1.27 markus 2473: addargs(&args, "%s", (sftp_server != NULL ?
1.23 djm 2474: sftp_server : "sftp"));
2475:
1.36 djm 2476: connect_to_server(ssh_program, args.list, &in, &out);
1.23 djm 2477: } else {
2478: args.list = NULL;
2479: addargs(&args, "sftp-server");
2480:
1.36 djm 2481: connect_to_server(sftp_direct, args.list, &in, &out);
1.1 djm 2482: }
1.70 djm 2483: freeargs(&args);
1.1 djm 2484:
1.126 djm 2485: conn = do_init(in, out, copy_buffer_len, num_requests, limit_kbps);
1.112 djm 2486: if (conn == NULL)
2487: fatal("Couldn't initialise connection to server");
2488:
1.143 djm 2489: if (!quiet) {
1.112 djm 2490: if (sftp_direct == NULL)
2491: fprintf(stderr, "Connected to %s.\n", host);
2492: else
2493: fprintf(stderr, "Attached to %s.\n", sftp_direct);
2494: }
2495:
2496: err = interactive_loop(conn, file1, file2);
1.1 djm 2497:
2498: close(in);
2499: close(out);
1.39 djm 2500: if (batchmode)
1.10 deraadt 2501: fclose(infile);
1.1 djm 2502:
1.28 markus 2503: while (waitpid(sshpid, NULL, 0) == -1)
2504: if (errno != EINTR)
2505: fatal("Couldn't wait for ssh process: %s",
2506: strerror(errno));
1.1 djm 2507:
1.33 djm 2508: exit(err == 0 ? 0 : 1);
1.1 djm 2509: }