Annotation of src/usr.bin/ftp/util.c, Revision 1.29
1.29 ! deraadt 1: /* $OpenBSD: util.c,v 1.28 2002/02/19 18:38:01 mpech Exp $ */
1.13 millert 2: /* $NetBSD: util.c,v 1.12 1997/08/18 10:20:27 lukem Exp $ */
1.1 millert 3:
4: /*
5: * Copyright (c) 1985, 1989, 1993, 1994
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. All advertising materials mentioning features or use of this software
17: * must display the following acknowledgement:
18: * This product includes software developed by the University of
19: * California, Berkeley and its contributors.
20: * 4. Neither the name of the University nor the names of its contributors
21: * may be used to endorse or promote products derived from this software
22: * without specific prior written permission.
23: *
24: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34: * SUCH DAMAGE.
35: */
36:
37: #ifndef lint
1.29 ! deraadt 38: static char rcsid[] = "$OpenBSD: util.c,v 1.28 2002/02/19 18:38:01 mpech Exp $";
1.1 millert 39: #endif /* not lint */
40:
41: /*
42: * FTP User Program -- Misc support routines
43: */
44: #include <sys/ioctl.h>
45: #include <sys/time.h>
46: #include <arpa/ftp.h>
47:
48: #include <ctype.h>
49: #include <err.h>
1.3 millert 50: #include <errno.h>
1.1 millert 51: #include <fcntl.h>
1.11 millert 52: #include <limits.h>
1.1 millert 53: #include <glob.h>
1.6 millert 54: #include <pwd.h>
1.3 millert 55: #include <signal.h>
1.1 millert 56: #include <stdio.h>
1.2 millert 57: #include <stdlib.h>
1.1 millert 58: #include <string.h>
59: #include <time.h>
1.17 deraadt 60: #include <tzfile.h>
1.1 millert 61: #include <unistd.h>
62:
63: #include "ftp_var.h"
64: #include "pathnames.h"
65:
1.27 millert 66: static void updateprogressmeter(int);
1.20 millert 67:
1.1 millert 68: /*
69: * Connect to peer server and
70: * auto-login, if possible.
71: */
72: void
73: setpeer(argc, argv)
74: int argc;
75: char *argv[];
76: {
77: char *host;
1.22 itojun 78: char *port;
1.1 millert 79:
80: if (connected) {
1.7 deraadt 81: fprintf(ttyout, "Already connected to %s, use close first.\n",
1.2 millert 82: hostname);
1.1 millert 83: code = -1;
84: return;
85: }
86: if (argc < 2)
1.2 millert 87: (void)another(&argc, &argv, "to");
1.1 millert 88: if (argc < 2 || argc > 3) {
1.7 deraadt 89: fprintf(ttyout, "usage: %s host-name [port]\n", argv[0]);
1.1 millert 90: code = -1;
91: return;
92: }
1.13 millert 93: if (gatemode)
94: port = gateport;
95: else
96: port = ftpport;
1.22 itojun 97: #if 0
1.1 millert 98: if (argc > 2) {
1.11 millert 99: char *ep;
100: long nport;
101:
102: nport = strtol(argv[2], &ep, 10);
1.13 millert 103: if (nport < 1 || nport > USHRT_MAX || *ep != '\0') {
1.11 millert 104: fprintf(ttyout, "%s: bad port number '%s'.\n",
105: argv[1], argv[2]);
106: fprintf(ttyout, "usage: %s host-name [port]\n",
107: argv[0]);
1.1 millert 108: code = -1;
109: return;
110: }
1.11 millert 111: port = htons((in_port_t)nport);
1.1 millert 112: }
1.22 itojun 113: #else
114: if (argc > 2)
115: port = argv[2];
116: #endif
1.13 millert 117:
118: if (gatemode) {
119: if (gateserver == NULL || *gateserver == '\0')
120: errx(1, "gateserver not defined (shouldn't happen)");
121: host = hookup(gateserver, port);
122: } else
123: host = hookup(argv[1], port);
124:
1.1 millert 125: if (host) {
126: int overbose;
127:
1.13 millert 128: if (gatemode) {
129: if (command("PASSERVE %s", argv[1]) != COMPLETE)
130: return;
131: if (verbose)
132: fprintf(ttyout,
133: "Connected via pass-through server %s\n",
134: gateserver);
135: }
136:
1.1 millert 137: connected = 1;
138: /*
139: * Set up defaults for FTP.
140: */
1.2 millert 141: (void)strcpy(formname, "non-print"), form = FORM_N;
142: (void)strcpy(modename, "stream"), mode = MODE_S;
143: (void)strcpy(structname, "file"), stru = STRU_F;
144: (void)strcpy(bytename, "8"), bytesize = 8;
1.25 millert 145: /*
146: * Set type to 0 (not specified by user),
147: * meaning binary by default, but don't bother
148: * telling server. We can use binary
149: * for text files unless changed by the user.
150: */
151: (void)strcpy(typename, "binary");
152: curtype = TYPE_A;
153: type = 0;
1.1 millert 154: if (autologin)
1.6 millert 155: (void)login(argv[1], NULL, NULL);
1.1 millert 156:
1.2 millert 157: #if (defined(unix) || defined(BSD)) && NBBY == 8
158: /*
159: * this ifdef is to keep someone form "porting" this to an incompatible
160: * system and not checking this out. This way they have to think about it.
161: */
1.1 millert 162: overbose = verbose;
163: if (debug == 0)
164: verbose = -1;
165: if (command("SYST") == COMPLETE && overbose) {
166: char *cp, c;
167: c = 0;
1.4 millert 168: cp = strchr(reply_string + 4, ' ');
1.1 millert 169: if (cp == NULL)
1.4 millert 170: cp = strchr(reply_string + 4, '\r');
1.1 millert 171: if (cp) {
172: if (cp[-1] == '.')
173: cp--;
174: c = *cp;
175: *cp = '\0';
176: }
177:
1.7 deraadt 178: fprintf(ttyout, "Remote system type is %s.\n", reply_string + 4);
1.1 millert 179: if (cp)
180: *cp = c;
181: }
182: if (!strncmp(reply_string, "215 UNIX Type: L8", 17)) {
183: if (proxy)
184: unix_proxy = 1;
185: else
186: unix_server = 1;
187: if (overbose)
1.7 deraadt 188: fprintf(ttyout, "Using %s mode to transfer files.\n",
189: typename);
1.1 millert 190: } else {
191: if (proxy)
192: unix_proxy = 0;
193: else
194: unix_server = 0;
195: if (overbose &&
196: !strncmp(reply_string, "215 TOPS20", 10))
1.7 deraadt 197: fputs(
198: "Remember to set tenex mode when transferring binary files from this machine.\n",
199: ttyout);
1.1 millert 200: }
201: verbose = overbose;
1.2 millert 202: #endif /* unix || BSD */
1.1 millert 203: }
1.6 millert 204: }
205:
206: /*
207: * login to remote host, using given username & password if supplied
208: */
209: int
210: login(host, user, pass)
211: const char *host;
212: char *user, *pass;
213: {
214: char tmp[80];
215: char *acct;
216: char anonpass[MAXLOGNAME + 1 + MAXHOSTNAMELEN]; /* "user@hostname" */
217: char hostname[MAXHOSTNAMELEN];
1.14 millert 218: struct passwd *pw;
1.11 millert 219: int n, aflag = 0, retry = 0;
1.6 millert 220:
221: acct = NULL;
222: if (user == NULL) {
223: if (ruserpass(host, &user, &pass, &acct) < 0) {
224: code = -1;
225: return (0);
226: }
227: }
228:
229: /*
230: * Set up arguments for an anonymous FTP session, if necessary.
231: */
232: if ((user == NULL || pass == NULL) && anonftp) {
233: memset(anonpass, 0, sizeof(anonpass));
234: memset(hostname, 0, sizeof(hostname));
235:
236: /*
237: * Set up anonymous login password.
238: */
1.14 millert 239: if ((user = getlogin()) == NULL) {
240: if ((pw = getpwuid(getuid())) == NULL)
241: user = "anonymous";
242: else
243: user = pw->pw_name;
244: }
1.28 mpech 245: gethostname(hostname, sizeof(hostname));
1.6 millert 246: #ifndef DONT_CHEAT_ANONPASS
247: /*
248: * Every anonymous FTP server I've encountered
249: * will accept the string "username@", and will
250: * append the hostname itself. We do this by default
251: * since many servers are picky about not having
252: * a FQDN in the anonymous password. - thorpej@netbsd.org
253: */
254: snprintf(anonpass, sizeof(anonpass) - 1, "%s@",
255: user);
256: #else
257: snprintf(anonpass, sizeof(anonpass) - 1, "%s@%s",
258: user, hp->h_name);
259: #endif
260: pass = anonpass;
1.11 millert 261: user = "anonymous"; /* as per RFC 1635 */
1.8 jkatz 262: }
263:
264: tryagain:
1.9 millert 265: if (retry)
1.11 millert 266: user = "ftp"; /* some servers only allow "ftp" */
1.8 jkatz 267:
1.6 millert 268: while (user == NULL) {
269: char *myname = getlogin();
270:
1.14 millert 271: if (myname == NULL && (pw = getpwuid(getuid())) != NULL)
272: myname = pw->pw_name;
1.6 millert 273: if (myname)
1.7 deraadt 274: fprintf(ttyout, "Name (%s:%s): ", host, myname);
1.6 millert 275: else
1.7 deraadt 276: fprintf(ttyout, "Name (%s): ", host);
1.18 deraadt 277: *tmp = '\0';
1.6 millert 278: (void)fgets(tmp, sizeof(tmp) - 1, stdin);
279: tmp[strlen(tmp) - 1] = '\0';
280: if (*tmp == '\0')
281: user = myname;
282: else
283: user = tmp;
284: }
285: n = command("USER %s", user);
286: if (n == CONTINUE) {
287: if (pass == NULL)
288: pass = getpass("Password:");
289: n = command("PASS %s", pass);
290: }
291: if (n == CONTINUE) {
292: aflag++;
293: if (acct == NULL)
294: acct = getpass("Account:");
295: n = command("ACCT %s", acct);
296: }
297: if ((n != COMPLETE) ||
298: (!aflag && acct != NULL && command("ACCT %s", acct) != COMPLETE)) {
299: warnx("Login failed.");
1.9 millert 300: if (retry || !anonftp)
1.8 jkatz 301: return (0);
1.9 millert 302: else
303: retry = 1;
1.8 jkatz 304: goto tryagain;
1.6 millert 305: }
306: if (proxy)
307: return (1);
308: connected = -1;
309: for (n = 0; n < macnum; ++n) {
310: if (!strcmp("init", macros[n].mac_name)) {
311: (void)strcpy(line, "$init");
312: makeargv();
313: domacro(margc, margv);
314: break;
315: }
316: }
317: return (1);
1.1 millert 318: }
319:
320: /*
1.4 millert 321: * `another' gets another argument, and stores the new argc and argv.
1.1 millert 322: * It reverts to the top level (via main.c's intr()) on EOF/error.
323: *
324: * Returns false if no new arguments have been added.
325: */
326: int
327: another(pargc, pargv, prompt)
328: int *pargc;
329: char ***pargv;
330: const char *prompt;
331: {
332: int len = strlen(line), ret;
333:
334: if (len >= sizeof(line) - 3) {
1.7 deraadt 335: fputs("sorry, arguments too long.\n", ttyout);
1.1 millert 336: intr();
337: }
1.7 deraadt 338: fprintf(ttyout, "(%s) ", prompt);
1.1 millert 339: line[len++] = ' ';
1.11 millert 340: if (fgets(&line[len], (int)(sizeof(line) - len), stdin) == NULL)
1.1 millert 341: intr();
342: len += strlen(&line[len]);
343: if (len > 0 && line[len - 1] == '\n')
344: line[len - 1] = '\0';
345: makeargv();
346: ret = margc > *pargc;
347: *pargc = margc;
348: *pargv = margv;
349: return (ret);
350: }
351:
1.4 millert 352: /*
353: * glob files given in argv[] from the remote server.
354: * if errbuf isn't NULL, store error messages there instead
355: * of writing to the screen.
356: */
1.1 millert 357: char *
1.4 millert 358: remglob(argv, doswitch, errbuf)
1.1 millert 359: char *argv[];
360: int doswitch;
1.4 millert 361: char **errbuf;
1.1 millert 362: {
363: char temp[MAXPATHLEN];
364: static char buf[MAXPATHLEN];
365: static FILE *ftemp = NULL;
366: static char **args;
367: int oldverbose, oldhash, fd;
368: char *cp, *mode;
369:
370: if (!mflag) {
1.4 millert 371: if (!doglob)
1.1 millert 372: args = NULL;
373: else {
374: if (ftemp) {
1.2 millert 375: (void)fclose(ftemp);
1.1 millert 376: ftemp = NULL;
377: }
378: }
379: return (NULL);
380: }
381: if (!doglob) {
382: if (args == NULL)
383: args = argv;
384: if ((cp = *++args) == NULL)
385: args = NULL;
386: return (cp);
387: }
388: if (ftemp == NULL) {
1.3 millert 389: int len;
390:
391: if ((cp = getenv("TMPDIR")) == NULL)
392: cp = _PATH_TMP;
393: len = strlen(cp);
394: if (len + sizeof(TMPFILE) + (cp[len-1] != '/') > sizeof(temp)) {
395: warnx("unable to create temporary file: %s",
396: strerror(ENAMETOOLONG));
397: return (NULL);
398: }
399:
400: (void)strcpy(temp, cp);
401: if (temp[len-1] != '/')
402: temp[len++] = '/';
403: (void)strcpy(&temp[len], TMPFILE);
404: if ((fd = mkstemp(temp)) < 0) {
1.1 millert 405: warn("unable to create temporary file %s", temp);
406: return (NULL);
407: }
408: close(fd);
1.4 millert 409: oldverbose = verbose;
410: verbose = (errbuf != NULL) ? -1 : 0;
411: oldhash = hash;
412: hash = 0;
413: if (doswitch)
1.1 millert 414: pswitch(!proxy);
415: for (mode = "w"; *++argv != NULL; mode = "a")
1.13 millert 416: recvrequest("NLST", temp, *argv, mode, 0, 0);
1.4 millert 417: if ((code / 100) != COMPLETE) {
418: if (errbuf != NULL)
419: *errbuf = reply_string;
420: }
421: if (doswitch)
422: pswitch(!proxy);
423: verbose = oldverbose;
424: hash = oldhash;
1.1 millert 425: ftemp = fopen(temp, "r");
1.2 millert 426: (void)unlink(temp);
1.1 millert 427: if (ftemp == NULL) {
1.4 millert 428: if (errbuf == NULL)
1.7 deraadt 429: fputs("can't find list of remote files, oops.\n",
430: ttyout);
1.4 millert 431: else
432: *errbuf =
433: "can't find list of remote files, oops.";
1.1 millert 434: return (NULL);
435: }
436: }
1.2 millert 437: if (fgets(buf, sizeof(buf), ftemp) == NULL) {
1.4 millert 438: (void)fclose(ftemp);
439: ftemp = NULL;
1.1 millert 440: return (NULL);
441: }
442: if ((cp = strchr(buf, '\n')) != NULL)
443: *cp = '\0';
444: return (buf);
445: }
446:
447: int
448: confirm(cmd, file)
449: const char *cmd, *file;
450: {
451: char line[BUFSIZ];
452:
453: if (!interactive || confirmrest)
454: return (1);
1.16 deraadt 455: top:
1.7 deraadt 456: fprintf(ttyout, "%s %s? ", cmd, file);
457: (void)fflush(ttyout);
1.1 millert 458: if (fgets(line, sizeof(line), stdin) == NULL)
459: return (0);
460: switch (tolower(*line)) {
461: case 'n':
462: return (0);
463: case 'p':
464: interactive = 0;
1.7 deraadt 465: fputs("Interactive mode: off.\n", ttyout);
1.1 millert 466: break;
467: case 'a':
468: confirmrest = 1;
1.7 deraadt 469: fprintf(ttyout, "Prompting off for duration of %s.\n", cmd);
1.12 jkatz 470: break;
471: case 'y':
472: return(1);
473: break;
474: default:
475: fprintf(ttyout, "n, y, p, a, are the only acceptable commands!\n");
1.16 deraadt 476: goto top;
1.1 millert 477: break;
478: }
479: return (1);
480: }
481:
482: /*
483: * Glob a local file name specification with
484: * the expectation of a single return value.
485: * Can't control multiple values being expanded
486: * from the expression, we return only the first.
487: */
488: int
489: globulize(cpp)
490: char **cpp;
491: {
492: glob_t gl;
493: int flags;
494:
495: if (!doglob)
496: return (1);
497:
498: flags = GLOB_BRACE|GLOB_NOCHECK|GLOB_QUOTE|GLOB_TILDE;
499: memset(&gl, 0, sizeof(gl));
500: if (glob(*cpp, flags, NULL, &gl) ||
501: gl.gl_pathc == 0) {
502: warnx("%s: not found", *cpp);
503: globfree(&gl);
504: return (0);
505: }
1.13 millert 506: /* XXX: caller should check if *cpp changed, and
507: * free(*cpp) if that is the case
508: */
509: *cpp = strdup(gl.gl_pathv[0]);
1.1 millert 510: globfree(&gl);
511: return (1);
512: }
513:
514: /*
515: * determine size of remote file
516: */
517: off_t
518: remotesize(file, noisy)
519: const char *file;
520: int noisy;
521: {
522: int overbose;
523: off_t size;
524:
525: overbose = verbose;
526: size = -1;
527: if (debug == 0)
528: verbose = -1;
1.11 millert 529: if (command("SIZE %s", file) == COMPLETE) {
530: char *cp, *ep;
531:
532: cp = strchr(reply_string, ' ');
533: if (cp != NULL) {
534: cp++;
535: size = strtoq(cp, &ep, 10);
536: if (*ep != '\0' && !isspace(*ep))
537: size = -1;
538: }
539: } else if (noisy && debug == 0) {
1.7 deraadt 540: fputs(reply_string, ttyout);
1.11 millert 541: fputc('\n', ttyout);
1.7 deraadt 542: }
1.1 millert 543: verbose = overbose;
544: return (size);
545: }
546:
547: /*
548: * determine last modification time (in GMT) of remote file
549: */
550: time_t
551: remotemodtime(file, noisy)
552: const char *file;
553: int noisy;
554: {
555: int overbose;
556: time_t rtime;
1.15 millert 557: int ocode;
1.1 millert 558:
559: overbose = verbose;
1.15 millert 560: ocode = code;
1.1 millert 561: rtime = -1;
562: if (debug == 0)
563: verbose = -1;
564: if (command("MDTM %s", file) == COMPLETE) {
565: struct tm timebuf;
566: int yy, mo, day, hour, min, sec;
1.23 espie 567: /*
568: * time-val = 14DIGIT [ "." 1*DIGIT ]
569: * YYYYMMDDHHMMSS[.sss]
570: * mdtm-response = "213" SP time-val CRLF / error-response
571: */
572: /* TODO: parse .sss as well, use timespecs. */
573: char *timestr = reply_string;
574:
575: /* Repair `19%02d' bug on server side */
576: while (!isspace(*timestr))
577: timestr++;
578: while (isspace(*timestr))
579: timestr++;
580: if (strncmp(timestr, "191", 3) == 0) {
581: fprintf(ttyout,
582: "Y2K warning! Fixed incorrect time-val received from server.\n");
583: timestr[0] = ' ';
584: timestr[1] = '2';
585: timestr[2] = '0';
586: }
1.1 millert 587: sscanf(reply_string, "%*s %04d%02d%02d%02d%02d%02d", &yy, &mo,
588: &day, &hour, &min, &sec);
589: memset(&timebuf, 0, sizeof(timebuf));
590: timebuf.tm_sec = sec;
591: timebuf.tm_min = min;
592: timebuf.tm_hour = hour;
593: timebuf.tm_mday = day;
594: timebuf.tm_mon = mo - 1;
1.17 deraadt 595: timebuf.tm_year = yy - TM_YEAR_BASE;
1.1 millert 596: timebuf.tm_isdst = -1;
597: rtime = mktime(&timebuf);
598: if (rtime == -1 && (noisy || debug != 0))
1.7 deraadt 599: fprintf(ttyout, "Can't convert %s to a time.\n", reply_string);
1.1 millert 600: else
601: rtime += timebuf.tm_gmtoff; /* conv. local -> GMT */
1.7 deraadt 602: } else if (noisy && debug == 0) {
603: fputs(reply_string, ttyout);
1.11 millert 604: fputc('\n', ttyout);
1.7 deraadt 605: }
1.1 millert 606: verbose = overbose;
1.15 millert 607: if (rtime == -1)
608: code = ocode;
1.1 millert 609: return (rtime);
610: }
611:
1.10 millert 612: /*
613: * Returns true if this is the controlling/foreground process, else false.
614: */
615: int
616: foregroundproc()
617: {
618: static pid_t pgrp = -1;
619: int ctty_pgrp;
620:
621: if (pgrp == -1)
622: pgrp = getpgrp();
623:
624: return((ioctl(STDOUT_FILENO, TIOCGPGRP, &ctty_pgrp) != -1 &&
625: ctty_pgrp == pgrp));
626: }
627:
1.20 millert 628: static void
1.11 millert 629: updateprogressmeter(dummy)
630: int dummy;
1.1 millert 631: {
1.19 deraadt 632: int save_errno = errno;
1.1 millert 633:
1.20 millert 634: /* update progressmeter if foreground process or in -m mode */
635: if (foregroundproc() || progress == -1)
1.10 millert 636: progressmeter(0);
1.19 deraadt 637: errno = save_errno;
1.1 millert 638: }
639:
640: /*
641: * Display a transfer progress bar if progress is non-zero.
642: * SIGALRM is hijacked for use by this function.
643: * - Before the transfer, set filesize to size of file (or -1 if unknown),
644: * and call with flag = -1. This starts the once per second timer,
645: * and a call to updateprogressmeter() upon SIGALRM.
646: * - During the transfer, updateprogressmeter will call progressmeter
647: * with flag = 0
648: * - After the transfer, call with flag = 1
649: */
650: static struct timeval start;
651:
652: void
653: progressmeter(flag)
654: int flag;
655: {
656: /*
657: * List of order of magnitude prefixes.
658: * The last is `P', as 2^64 = 16384 Petabytes
659: */
660: static const char prefixes[] = " KMGTP";
661:
662: static struct timeval lastupdate;
663: static off_t lastsize;
664: struct timeval now, td, wait;
665: off_t cursize, abbrevsize;
666: double elapsed;
667: int ratio, barlength, i, remaining;
1.29 ! deraadt 668: char buf[512];
1.1 millert 669:
670: if (flag == -1) {
1.2 millert 671: (void)gettimeofday(&start, (struct timezone *)0);
1.1 millert 672: lastupdate = start;
673: lastsize = restart_point;
674: }
1.2 millert 675: (void)gettimeofday(&now, (struct timezone *)0);
1.24 deraadt 676: if (!progress || filesize < 0)
1.1 millert 677: return;
678: cursize = bytes + restart_point;
679:
1.24 deraadt 680: if (filesize)
681: ratio = cursize * 100 / filesize;
682: else
683: ratio = 100;
1.1 millert 684: ratio = MAX(ratio, 0);
685: ratio = MIN(ratio, 100);
686: snprintf(buf, sizeof(buf), "\r%3d%% ", ratio);
687:
688: barlength = ttywidth - 30;
689: if (barlength > 0) {
690: i = barlength * ratio / 100;
691: snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
692: "|%.*s%*s|", i,
1.29 ! deraadt 693: "*******************************************************"
! 694: "*******************************************************"
! 695: "*******************************************************"
! 696: "*******************************************************"
! 697: "*******************************************************"
! 698: "*******************************************************"
! 699: "*******************************************************",
1.1 millert 700: barlength - i, "");
701: }
702:
703: i = 0;
704: abbrevsize = cursize;
705: while (abbrevsize >= 100000 && i < sizeof(prefixes)) {
706: i++;
707: abbrevsize >>= 10;
708: }
709: snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
1.26 deraadt 710: " %5lld %c%c ", (long long)abbrevsize, prefixes[i],
1.1 millert 711: prefixes[i] == ' ' ? ' ' : 'B');
712:
713: timersub(&now, &lastupdate, &wait);
714: if (cursize > lastsize) {
715: lastupdate = now;
716: lastsize = cursize;
717: if (wait.tv_sec >= STALLTIME) { /* fudge out stalled time */
718: start.tv_sec += wait.tv_sec;
719: start.tv_usec += wait.tv_usec;
720: }
721: wait.tv_sec = 0;
722: }
723:
724: timersub(&now, &start, &td);
725: elapsed = td.tv_sec + (td.tv_usec / 1000000.0);
726:
1.24 deraadt 727: if (flag == 1) {
728: i = (int)elapsed / 3600;
729: if (i)
730: snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
731: "%2d:", i);
732: else
733: snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
734: " ");
735: i = (int)elapsed % 3600;
736: snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
737: "%02d:%02d ", i / 60, i % 60);
738: } else if (bytes <= 0 || elapsed <= 0.0 || cursize > filesize) {
1.1 millert 739: snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
740: " --:-- ETA");
741: } else if (wait.tv_sec >= STALLTIME) {
742: snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
743: " - stalled -");
744: } else {
745: remaining = (int)((filesize - restart_point) /
746: (bytes / elapsed) - elapsed);
747: i = remaining / 3600;
748: if (i)
749: snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
750: "%2d:", i);
751: else
752: snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
753: " ");
754: i = remaining % 3600;
755: snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
756: "%02d:%02d ETA", i / 60, i % 60);
757: }
1.7 deraadt 758: (void)write(fileno(ttyout), buf, strlen(buf));
1.1 millert 759:
760: if (flag == -1) {
1.2 millert 761: (void)signal(SIGALRM, updateprogressmeter);
1.1 millert 762: alarmtimer(1); /* set alarm timer for 1 Hz */
763: } else if (flag == 1) {
764: alarmtimer(0);
1.7 deraadt 765: (void)putc('\n', ttyout);
1.1 millert 766: }
1.7 deraadt 767: fflush(ttyout);
1.1 millert 768: }
769:
770: /*
771: * Display transfer statistics.
772: * Requires start to be initialised by progressmeter(-1),
773: * direction to be defined by xfer routines, and filesize and bytes
774: * to be updated by xfer routines
775: * If siginfo is nonzero, an ETA is displayed, and the output goes to STDERR
1.7 deraadt 776: * instead of TTYOUT.
1.1 millert 777: */
778: void
779: ptransfer(siginfo)
780: int siginfo;
781: {
782: struct timeval now, td;
783: double elapsed;
784: off_t bs;
785: int meg, remaining, hh;
786: char buf[100];
787:
788: if (!verbose && !siginfo)
789: return;
790:
1.2 millert 791: (void)gettimeofday(&now, (struct timezone *)0);
1.1 millert 792: timersub(&now, &start, &td);
793: elapsed = td.tv_sec + (td.tv_usec / 1000000.0);
794: bs = bytes / (elapsed == 0.0 ? 1 : elapsed);
795: meg = 0;
796: if (bs > (1024 * 1024))
797: meg = 1;
798: (void)snprintf(buf, sizeof(buf),
1.26 deraadt 799: "%lld byte%s %s in %.2f seconds (%.2f %sB/s)\n",
800: (long long)bytes, bytes == 1 ? "" : "s", direction, elapsed,
1.1 millert 801: bs / (1024.0 * (meg ? 1024.0 : 1.0)), meg ? "M" : "K");
1.11 millert 802: if (siginfo && bytes > 0 && elapsed > 0.0 && filesize >= 0
803: && bytes + restart_point <= filesize) {
1.1 millert 804: remaining = (int)((filesize - restart_point) /
805: (bytes / elapsed) - elapsed);
806: hh = remaining / 3600;
807: remaining %= 3600;
1.11 millert 808: /* "buf+len(buf) -1" to overwrite \n */
1.1 millert 809: snprintf(buf + strlen(buf) - 1, sizeof(buf) - strlen(buf),
810: " ETA: %02d:%02d:%02d\n", hh, remaining / 60,
811: remaining % 60);
812: }
1.7 deraadt 813: (void)write(siginfo ? STDERR_FILENO : fileno(ttyout), buf, strlen(buf));
1.1 millert 814: }
815:
816: /*
817: * List words in stringlist, vertically arranged
818: */
819: void
820: list_vertical(sl)
821: StringList *sl;
822: {
823: int i, j, w;
824: int columns, width, lines, items;
825: char *p;
826:
827: width = items = 0;
828:
829: for (i = 0 ; i < sl->sl_cur ; i++) {
830: w = strlen(sl->sl_str[i]);
831: if (w > width)
832: width = w;
833: }
834: width = (width + 8) &~ 7;
835:
836: columns = ttywidth / width;
837: if (columns == 0)
838: columns = 1;
839: lines = (sl->sl_cur + columns - 1) / columns;
840: for (i = 0; i < lines; i++) {
841: for (j = 0; j < columns; j++) {
842: p = sl->sl_str[j * lines + i];
843: if (p)
1.7 deraadt 844: fputs(p, ttyout);
1.1 millert 845: if (j * lines + i + lines >= sl->sl_cur) {
1.7 deraadt 846: putc('\n', ttyout);
1.1 millert 847: break;
848: }
849: w = strlen(p);
850: while (w < width) {
851: w = (w + 8) &~ 7;
1.7 deraadt 852: (void)putc('\t', ttyout);
1.1 millert 853: }
854: }
855: }
856: }
857:
858: /*
859: * Update the global ttywidth value, using TIOCGWINSZ.
860: */
861: void
862: setttywidth(a)
863: int a;
864: {
1.19 deraadt 865: int save_errno = errno;
1.1 millert 866: struct winsize winsize;
867:
1.7 deraadt 868: if (ioctl(fileno(ttyout), TIOCGWINSZ, &winsize) != -1)
1.21 deraadt 869: ttywidth = winsize.ws_col ? winsize.ws_col : 80;
1.1 millert 870: else
871: ttywidth = 80;
1.19 deraadt 872: errno = save_errno;
1.1 millert 873: }
874:
875: /*
876: * Set the SIGALRM interval timer for wait seconds, 0 to disable.
877: */
878: void
879: alarmtimer(wait)
880: int wait;
881: {
882: struct itimerval itv;
883:
884: itv.it_value.tv_sec = wait;
885: itv.it_value.tv_usec = 0;
886: itv.it_interval = itv.it_value;
887: setitimer(ITIMER_REAL, &itv, NULL);
888: }
1.5 millert 889:
890: /*
891: * Setup or cleanup EditLine structures
892: */
893: #ifndef SMALL
894: void
895: controlediting()
896: {
897: if (editing && el == NULL && hist == NULL) {
1.7 deraadt 898: el = el_init(__progname, stdin, ttyout); /* init editline */
1.5 millert 899: hist = history_init(); /* init the builtin history */
900: history(hist, H_EVENT, 100); /* remember 100 events */
901: el_set(el, EL_HIST, history, hist); /* use history */
902:
903: el_set(el, EL_EDITOR, "emacs"); /* default editor is emacs */
904: el_set(el, EL_PROMPT, prompt); /* set the prompt function */
905:
906: /* add local file completion, bind to TAB */
907: el_set(el, EL_ADDFN, "ftp-complete",
908: "Context sensitive argument completion",
909: complete);
910: el_set(el, EL_BIND, "^I", "ftp-complete", NULL);
911:
912: el_source(el, NULL); /* read ~/.editrc */
913: el_set(el, EL_SIGNAL, 1);
914: } else if (!editing) {
915: if (hist) {
916: history_end(hist);
917: hist = NULL;
918: }
919: if (el) {
920: el_end(el);
921: el = NULL;
922: }
923: }
924: }
925: #endif /* !SMALL */