1247 lines
30 KiB
C
1247 lines
30 KiB
C
/* $NetBSD: util.c,v 1.36 1998/11/18 07:24:26 itohy Exp $ */
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/*-
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
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* NASA Ames Research Center.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1985, 1989, 1993, 1994
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: util.c,v 1.36 1998/11/18 07:24:26 itohy Exp $");
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#endif /* not lint */
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/*
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* FTP User Program -- Misc support routines
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*/
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/ioctl.h>
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#include <sys/time.h>
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#include <arpa/ftp.h>
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#include <ctype.h>
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#include <err.h>
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#include <fcntl.h>
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#include <glob.h>
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#include <termios.h>
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#include <signal.h>
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#include <limits.h>
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#include <pwd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <tzfile.h>
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#include <unistd.h>
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#include "ftp_var.h"
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#include "pathnames.h"
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#ifndef HAVE_TIMEGM
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static time_t sub_mkgmt __P((struct tm *tm));
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#endif
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/*
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* Connect to peer server and
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* auto-login, if possible.
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*/
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void
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setpeer(argc, argv)
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int argc;
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char *argv[];
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{
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char *host;
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in_port_t port;
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if (connected) {
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fprintf(ttyout, "Already connected to %s, use close first.\n",
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hostname);
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code = -1;
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return;
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}
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if (argc < 2)
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(void)another(&argc, &argv, "to");
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if (argc < 2 || argc > 3) {
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fprintf(ttyout, "usage: %s host-name [port]\n", argv[0]);
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code = -1;
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return;
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}
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if (gatemode)
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port = gateport;
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else
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port = ftpport;
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if (argc > 2) {
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char *ep;
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long nport;
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nport = strtol(argv[2], &ep, 10);
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if (nport < 1 || nport > MAX_IN_PORT_T || *ep != '\0') {
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fprintf(ttyout, "%s: bad port number '%s'.\n",
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argv[1], argv[2]);
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fprintf(ttyout, "usage: %s host-name [port]\n",
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argv[0]);
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code = -1;
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return;
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}
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port = htons((in_port_t)nport);
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}
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if (gatemode) {
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if (gateserver == NULL || *gateserver == '\0')
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errx(1, "gateserver not defined (shouldn't happen)");
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host = hookup(gateserver, port);
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} else
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host = hookup(argv[1], port);
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if (host) {
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int overbose;
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if (gatemode) {
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if (command("PASSERVE %s", argv[1]) != COMPLETE)
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return;
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if (verbose)
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fprintf(ttyout,
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"Connected via pass-through server %s\n",
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gateserver);
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}
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connected = 1;
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/*
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* Set up defaults for FTP.
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*/
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(void)strcpy(typename, "ascii"), type = TYPE_A;
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curtype = TYPE_A;
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(void)strcpy(formname, "non-print"), form = FORM_N;
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(void)strcpy(modename, "stream"), mode = MODE_S;
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(void)strcpy(structname, "file"), stru = STRU_F;
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(void)strcpy(bytename, "8"), bytesize = 8;
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if (autologin)
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(void)ftp_login(argv[1], NULL, NULL);
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overbose = verbose;
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if (debug == 0)
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verbose = -1;
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if (command("SYST") == COMPLETE && overbose) {
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char *cp, c;
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c = 0;
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cp = strchr(reply_string + 4, ' ');
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if (cp == NULL)
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cp = strchr(reply_string + 4, '\r');
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if (cp) {
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if (cp[-1] == '.')
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cp--;
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c = *cp;
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*cp = '\0';
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}
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fprintf(ttyout, "Remote system type is %s.\n",
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reply_string + 4);
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if (cp)
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*cp = c;
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}
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if (!strncmp(reply_string, "215 UNIX Type: L8", 17)) {
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if (proxy)
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unix_proxy = 1;
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else
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unix_server = 1;
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/*
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* Set type to 0 (not specified by user),
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* meaning binary by default, but don't bother
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* telling server. We can use binary
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* for text files unless changed by the user.
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*/
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type = 0;
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(void)strcpy(typename, "binary");
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if (overbose)
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fprintf(ttyout,
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"Using %s mode to transfer files.\n",
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typename);
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} else {
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if (proxy)
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unix_proxy = 0;
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else
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unix_server = 0;
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if (overbose &&
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!strncmp(reply_string, "215 TOPS20", 10))
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fputs(
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"Remember to set tenex mode when transferring binary files from this machine.\n",
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ttyout);
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}
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verbose = overbose;
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}
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}
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/*
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* login to remote host, using given username & password if supplied
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*/
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int
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ftp_login(host, user, pass)
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const char *host;
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const char *user, *pass;
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{
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char tmp[80];
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const char *acct;
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char anonpass[MAXLOGNAME + 2]; /* "user@" */
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struct passwd *pw;
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int n, aflag = 0;
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acct = NULL;
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if (user == NULL) {
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if (ruserpass(host, &user, &pass, &acct) < 0) {
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code = -1;
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return (0);
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}
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}
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/*
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* Set up arguments for an anonymous FTP session, if necessary.
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*/
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if ((user == NULL || pass == NULL) && anonftp) {
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memset(anonpass, 0, sizeof(anonpass));
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/*
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* Set up anonymous login password.
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*/
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if ((pass = getenv("FTPANONPASS")) == NULL) {
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if ((pass = getlogin()) == NULL) {
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if ((pw = getpwuid(getuid())) == NULL)
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pass = "anonymous";
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else
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pass = pw->pw_name;
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}
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/*
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* Every anonymous FTP server I've encountered
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* will accept the string "username@", and will
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* append the hostname itself. We do this by default
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* since many servers are picky about not having
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* a FQDN in the anonymous password.
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* - thorpej@netbsd.org
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*/
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snprintf(anonpass, sizeof(anonpass) - 1, "%s@", pass);
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pass = anonpass;
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}
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user = "anonymous"; /* as per RFC 1635 */
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}
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while (user == NULL) {
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const char *myname = getlogin();
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if (myname == NULL && (pw = getpwuid(getuid())) != NULL)
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myname = pw->pw_name;
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if (myname)
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fprintf(ttyout, "Name (%s:%s): ", host, myname);
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else
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fprintf(ttyout, "Name (%s): ", host);
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*tmp = '\0';
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(void)fgets(tmp, sizeof(tmp) - 1, stdin);
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tmp[strlen(tmp) - 1] = '\0';
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if (*tmp == '\0')
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user = myname;
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else
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user = tmp;
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}
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n = command("USER %s", user);
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if (n == CONTINUE) {
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if (pass == NULL)
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pass = getpass("Password:");
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n = command("PASS %s", pass);
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}
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if (n == CONTINUE) {
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aflag++;
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if (acct == NULL)
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acct = getpass("Account:");
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n = command("ACCT %s", acct);
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}
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if ((n != COMPLETE) ||
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(!aflag && acct != NULL && command("ACCT %s", acct) != COMPLETE)) {
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warnx("Login failed.");
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return (0);
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}
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if (proxy)
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return (1);
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connected = -1;
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for (n = 0; n < macnum; ++n) {
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if (!strcmp("init", macros[n].mac_name)) {
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(void)strcpy(line, "$init");
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makeargv();
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domacro(margc, margv);
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break;
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}
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}
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return (1);
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}
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/*
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* `another' gets another argument, and stores the new argc and argv.
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* It reverts to the top level (via main.c's intr()) on EOF/error.
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*
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* Returns false if no new arguments have been added.
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*/
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int
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another(pargc, pargv, prompt)
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int *pargc;
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char ***pargv;
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const char *prompt;
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{
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int len = strlen(line), ret;
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if (len >= sizeof(line) - 3) {
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fputs("sorry, arguments too long.\n", ttyout);
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intr();
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}
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fprintf(ttyout, "(%s) ", prompt);
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line[len++] = ' ';
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if (fgets(&line[len], sizeof(line) - len, stdin) == NULL)
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intr();
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len += strlen(&line[len]);
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if (len > 0 && line[len - 1] == '\n')
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line[len - 1] = '\0';
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makeargv();
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ret = margc > *pargc;
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*pargc = margc;
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*pargv = margv;
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return (ret);
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}
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/*
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* glob files given in argv[] from the remote server.
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* if errbuf isn't NULL, store error messages there instead
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* of writing to the screen.
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*/
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char *
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remglob(argv, doswitch, errbuf)
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char *argv[];
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int doswitch;
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char **errbuf;
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{
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char temp[MAXPATHLEN];
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static char buf[MAXPATHLEN];
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static FILE *ftemp = NULL;
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static char **args;
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int oldverbose, oldhash, fd;
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char *cp, *mode;
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if (!mflag) {
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if (!doglob)
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args = NULL;
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else {
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if (ftemp) {
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(void)fclose(ftemp);
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ftemp = NULL;
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}
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}
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return (NULL);
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}
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if (!doglob) {
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if (args == NULL)
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args = argv;
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if ((cp = *++args) == NULL)
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args = NULL;
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return (cp);
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}
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if (ftemp == NULL) {
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(void)snprintf(temp, sizeof(temp), "%s/%s", tmpdir, TMPFILE);
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if ((fd = mkstemp(temp)) < 0) {
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warn("unable to create temporary file %s", temp);
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return (NULL);
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}
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close(fd);
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oldverbose = verbose;
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verbose = (errbuf != NULL) ? -1 : 0;
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oldhash = hash;
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hash = 0;
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if (doswitch)
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pswitch(!proxy);
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for (mode = "w"; *++argv != NULL; mode = "a")
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recvrequest("NLST", temp, *argv, mode, 0, 0);
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if ((code / 100) != COMPLETE) {
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if (errbuf != NULL)
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*errbuf = reply_string;
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}
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if (doswitch)
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pswitch(!proxy);
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verbose = oldverbose;
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hash = oldhash;
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ftemp = fopen(temp, "r");
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(void)unlink(temp);
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if (ftemp == NULL) {
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if (errbuf == NULL)
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fputs(
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"can't find list of remote files, oops.\n",
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ttyout);
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else
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*errbuf =
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"can't find list of remote files, oops.";
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return (NULL);
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}
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}
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if (fgets(buf, sizeof(buf), ftemp) == NULL) {
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(void)fclose(ftemp);
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ftemp = NULL;
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return (NULL);
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}
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if ((cp = strchr(buf, '\n')) != NULL)
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*cp = '\0';
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return (buf);
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}
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int
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confirm(cmd, file)
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const char *cmd, *file;
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{
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char line[BUFSIZ];
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if (!interactive || confirmrest)
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return (1);
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fprintf(ttyout, "%s %s? ", cmd, file);
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(void)fflush(ttyout);
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if (fgets(line, sizeof(line), stdin) == NULL)
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return (0);
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switch (tolower(*line)) {
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case 'n':
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return (0);
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case 'p':
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interactive = 0;
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fputs("Interactive mode: off.\n", ttyout);
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break;
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case 'a':
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confirmrest = 1;
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fprintf(ttyout, "Prompting off for duration of %s.\n",
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cmd);
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break;
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}
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return (1);
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}
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|
|
/*
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|
* Glob a local file name specification with
|
|
* the expectation of a single return value.
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|
* Can't control multiple values being expanded
|
|
* from the expression, we return only the first.
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|
*/
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|
int
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globulize(cpp)
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|
char **cpp;
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|
{
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glob_t gl;
|
|
int flags;
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|
|
|
if (!doglob)
|
|
return (1);
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|
|
|
flags = GLOB_BRACE|GLOB_NOCHECK|GLOB_TILDE;
|
|
memset(&gl, 0, sizeof(gl));
|
|
if (glob(*cpp, flags, NULL, &gl) ||
|
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gl.gl_pathc == 0) {
|
|
warnx("%s: not found", *cpp);
|
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globfree(&gl);
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return (0);
|
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}
|
|
/* XXX: caller should check if *cpp changed, and
|
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* free(*cpp) if that is the case
|
|
*/
|
|
*cpp = xstrdup(gl.gl_pathv[0]);
|
|
globfree(&gl);
|
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return (1);
|
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}
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|
|
/*
|
|
* determine size of remote file
|
|
*/
|
|
off_t
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remotesize(file, noisy)
|
|
const char *file;
|
|
int noisy;
|
|
{
|
|
int overbose;
|
|
off_t size;
|
|
|
|
overbose = verbose;
|
|
size = -1;
|
|
if (debug == 0)
|
|
verbose = -1;
|
|
if (command("SIZE %s", file) == COMPLETE) {
|
|
char *cp, *ep;
|
|
|
|
cp = strchr(reply_string, ' ');
|
|
if (cp != NULL) {
|
|
cp++;
|
|
#ifndef NO_QUAD
|
|
size = strtoq(cp, &ep, 10);
|
|
#else
|
|
size = strtol(cp, &ep, 10);
|
|
#endif
|
|
if (*ep != '\0' && !isspace((unsigned char)*ep))
|
|
size = -1;
|
|
}
|
|
} else if (noisy && debug == 0) {
|
|
fputs(reply_string, ttyout);
|
|
putc('\n', ttyout);
|
|
}
|
|
verbose = overbose;
|
|
return (size);
|
|
}
|
|
|
|
/*
|
|
* determine last modification time (in GMT) of remote file
|
|
*/
|
|
time_t
|
|
remotemodtime(file, noisy)
|
|
const char *file;
|
|
int noisy;
|
|
{
|
|
int overbose;
|
|
time_t rtime;
|
|
int ocode;
|
|
|
|
overbose = verbose;
|
|
ocode = code;
|
|
rtime = -1;
|
|
if (debug == 0)
|
|
verbose = -1;
|
|
if (command("MDTM %s", file) == COMPLETE) {
|
|
struct tm timebuf;
|
|
int yy, mo, day, hour, min, sec;
|
|
sscanf(reply_string, "%*s %04d%02d%02d%02d%02d%02d", &yy, &mo,
|
|
&day, &hour, &min, &sec);
|
|
memset(&timebuf, 0, sizeof(timebuf));
|
|
timebuf.tm_sec = sec;
|
|
timebuf.tm_min = min;
|
|
timebuf.tm_hour = hour;
|
|
timebuf.tm_mday = day;
|
|
timebuf.tm_mon = mo - 1;
|
|
timebuf.tm_year = yy - TM_YEAR_BASE;
|
|
timebuf.tm_isdst = -1;
|
|
rtime = mkgmtime(&timebuf);
|
|
if (rtime == -1 && (noisy || debug != 0))
|
|
fprintf(ttyout, "Can't convert %s to a time.\n",
|
|
reply_string);
|
|
} else if (noisy && debug == 0) {
|
|
fputs(reply_string, ttyout);
|
|
putc('\n', ttyout);
|
|
}
|
|
verbose = overbose;
|
|
if (rtime == -1)
|
|
code = ocode;
|
|
return (rtime);
|
|
}
|
|
|
|
/*
|
|
* UTC version of mktime(3)
|
|
*/
|
|
#ifdef HAVE_TIMEGM
|
|
time_t
|
|
mkgmtime(tm)
|
|
struct tm *tm;
|
|
{
|
|
|
|
/* This is very clean, but not portable at all. */
|
|
return timegm(tm);
|
|
}
|
|
|
|
#else /* not HAVE_TIMEGM */
|
|
|
|
/*
|
|
* This code is not portable, but works on most Unix-like systems.
|
|
* If the local timezone has no summer time, using mktime(3) function
|
|
* and adjusting offset would be usable (adjusting leap seconds
|
|
* is still required, though), but the assumption is not always true.
|
|
*
|
|
* Anyway, no portable and correct implementation of UTC to time_t
|
|
* conversion exists....
|
|
*/
|
|
|
|
static time_t
|
|
sub_mkgmt(tm)
|
|
struct tm *tm;
|
|
{
|
|
int y, nleapdays;
|
|
time_t t;
|
|
/* days before the month */
|
|
static const unsigned short moff[12] = {
|
|
0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334
|
|
};
|
|
|
|
/*
|
|
* XXX This code assumes the given time to be normalized.
|
|
* Normalizing here is impossible in case the given time is a leap
|
|
* second but the local time library is ignorant of leap seconds.
|
|
*/
|
|
|
|
/* minimal sanity checking not to access outside of the array */
|
|
if ((unsigned) tm->tm_mon >= 12)
|
|
return (time_t) -1;
|
|
if (tm->tm_year < EPOCH_YEAR - TM_YEAR_BASE)
|
|
return (time_t) -1;
|
|
|
|
y = tm->tm_year + TM_YEAR_BASE - (tm->tm_mon < 2);
|
|
nleapdays = y / 4 - y / 100 + y / 400 -
|
|
((EPOCH_YEAR-1) / 4 - (EPOCH_YEAR-1) / 100 + (EPOCH_YEAR-1) / 400);
|
|
t = ((((time_t) (tm->tm_year - (EPOCH_YEAR - TM_YEAR_BASE)) * 365 +
|
|
moff[tm->tm_mon] + tm->tm_mday - 1 + nleapdays) * 24 +
|
|
tm->tm_hour) * 60 + tm->tm_min) * 60 + tm->tm_sec;
|
|
|
|
return t < 0 ? (time_t) -1 : t;
|
|
}
|
|
|
|
time_t
|
|
mkgmtime(tm)
|
|
struct tm *tm;
|
|
{
|
|
time_t t, t2;
|
|
struct tm *tm2;
|
|
int sec;
|
|
|
|
/* Do the first guess. */
|
|
if ((t = sub_mkgmt(tm)) == (time_t) -1)
|
|
return (time_t) -1;
|
|
|
|
/* save value in case *tm is overwritten by gmtime() */
|
|
sec = tm->tm_sec;
|
|
|
|
tm2 = gmtime(&t);
|
|
if ((t2 = sub_mkgmt(tm2)) == (time_t) -1)
|
|
return (time_t) -1;
|
|
|
|
if (t2 < t || tm2->tm_sec != sec) {
|
|
/*
|
|
* Adjust for leap seconds.
|
|
*
|
|
* real time_t time
|
|
* |
|
|
* tm
|
|
* / ... (a) first sub_mkgmt() conversion
|
|
* t
|
|
* |
|
|
* tm2
|
|
* / ... (b) second sub_mkgmt() conversion
|
|
* t2
|
|
* --->time
|
|
*/
|
|
/*
|
|
* Do the second guess, assuming (a) and (b) are almost equal.
|
|
*/
|
|
t += t - t2;
|
|
tm2 = gmtime(&t);
|
|
|
|
/*
|
|
* Either (a) or (b), may include one or two extra
|
|
* leap seconds. Try t, t + 2, t - 2, t + 1, and t - 1.
|
|
*/
|
|
if (tm2->tm_sec == sec
|
|
|| (t += 2, tm2 = gmtime(&t), tm2->tm_sec == sec)
|
|
|| (t -= 4, tm2 = gmtime(&t), tm2->tm_sec == sec)
|
|
|| (t += 3, tm2 = gmtime(&t), tm2->tm_sec == sec)
|
|
|| (t -= 2, tm2 = gmtime(&t), tm2->tm_sec == sec))
|
|
; /* found */
|
|
else {
|
|
/*
|
|
* Not found.
|
|
*/
|
|
if (sec >= 60)
|
|
/*
|
|
* The given time is a leap second
|
|
* (sec 60 or 61), but the time library
|
|
* is ignorant of the leap second.
|
|
*/
|
|
; /* treat sec 60 as 59,
|
|
sec 61 as 0 of the next minute */
|
|
else
|
|
/* The given time may not be normalized. */
|
|
t++; /* restore t */
|
|
}
|
|
}
|
|
|
|
return t < 0 ? (time_t) -1 : t;
|
|
}
|
|
#endif /* not HAVE_TIMEGM */
|
|
|
|
#ifndef SMALL
|
|
|
|
/*
|
|
* return non-zero if we're the current foreground process
|
|
*/
|
|
int
|
|
foregroundproc()
|
|
{
|
|
static pid_t pgrp = -1;
|
|
int ctty_pgrp;
|
|
|
|
if (pgrp == -1)
|
|
pgrp = getpgrp();
|
|
|
|
return ((ioctl(fileno(ttyout), TIOCGPGRP, &ctty_pgrp) != -1 &&
|
|
ctty_pgrp == (int)pgrp));
|
|
}
|
|
|
|
|
|
static void updateprogressmeter __P((int));
|
|
|
|
static void
|
|
updateprogressmeter(dummy)
|
|
int dummy;
|
|
{
|
|
|
|
/*
|
|
* print progress bar only if we are foreground process.
|
|
*/
|
|
if (foregroundproc())
|
|
progressmeter(0);
|
|
}
|
|
#endif /* SMALL */
|
|
|
|
/*
|
|
* Display a transfer progress bar if progress is non-zero.
|
|
* SIGALRM is hijacked for use by this function.
|
|
* - Before the transfer, set filesize to size of file (or -1 if unknown),
|
|
* and call with flag = -1. This starts the once per second timer,
|
|
* and a call to updateprogressmeter() upon SIGALRM.
|
|
* - During the transfer, updateprogressmeter will call progressmeter
|
|
* with flag = 0
|
|
* - After the transfer, call with flag = 1
|
|
*/
|
|
static struct timeval start;
|
|
static struct timeval lastupdate;
|
|
|
|
void
|
|
progressmeter(flag)
|
|
int flag;
|
|
{
|
|
#ifndef SMALL
|
|
/*
|
|
* List of order of magnitude prefixes.
|
|
* The last is `P', as 2^64 = 16384 Petabytes
|
|
*/
|
|
static const char prefixes[] = "BKMGTP";
|
|
|
|
static off_t lastsize;
|
|
struct timeval now, td, wait;
|
|
off_t cursize, abbrevsize, bytespersec;
|
|
double elapsed;
|
|
int ratio, barlength, i, len, remaining;
|
|
char buf[256];
|
|
|
|
len = 0;
|
|
|
|
if (flag == -1) {
|
|
(void)gettimeofday(&start, NULL);
|
|
lastupdate = start;
|
|
lastsize = restart_point;
|
|
}
|
|
(void)gettimeofday(&now, NULL);
|
|
if (!progress || filesize <= 0)
|
|
return;
|
|
cursize = bytes + restart_point;
|
|
|
|
ratio = (int)((double)cursize * 100.0 / (double)filesize);
|
|
ratio = MAX(ratio, 0);
|
|
ratio = MIN(ratio, 100);
|
|
len += snprintf(buf + len, sizeof(buf) - len, "\r%3d%% ", ratio);
|
|
|
|
barlength = ttywidth - 42;
|
|
if (barlength > 0) {
|
|
i = barlength * ratio / 100;
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
"|%.*s%*s|", i,
|
|
"*****************************************************************************"
|
|
"*****************************************************************************",
|
|
barlength - i, "");
|
|
}
|
|
|
|
abbrevsize = cursize;
|
|
for (i = 0; abbrevsize >= 100000 && i < sizeof(prefixes); i++)
|
|
abbrevsize >>= 10;
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
#ifndef NO_QUAD
|
|
" %5qd %c%c ", (long long)abbrevsize,
|
|
#else
|
|
" %5ld %c%c ", (long)abbrevsize,
|
|
#endif
|
|
i == 0 ? ' ' : prefixes[i],
|
|
i == 0 ? ' ' : 'B');
|
|
|
|
timersub(&now, &lastupdate, &wait);
|
|
if (cursize > lastsize) {
|
|
lastupdate = now;
|
|
lastsize = cursize;
|
|
if (wait.tv_sec >= STALLTIME) { /* fudge out stalled time */
|
|
start.tv_sec += wait.tv_sec;
|
|
start.tv_usec += wait.tv_usec;
|
|
}
|
|
wait.tv_sec = 0;
|
|
}
|
|
|
|
timersub(&now, &start, &td);
|
|
elapsed = td.tv_sec + (td.tv_usec / 1000000.0);
|
|
|
|
bytespersec = 0;
|
|
if (bytes > 0) {
|
|
bytespersec = bytes;
|
|
if (elapsed > 0.0)
|
|
bytespersec /= elapsed;
|
|
}
|
|
for (i = 0; bytespersec >= 100000 && i < sizeof(prefixes); i++)
|
|
bytespersec >>= 10;
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
#ifndef NO_QUAD
|
|
" %5qd %c%s ", (long long)bytespersec,
|
|
#else
|
|
" %5ld %c%s ", (long)bytespersec,
|
|
#endif
|
|
prefixes[i],
|
|
i == 0 ? "/s " : "B/s");
|
|
|
|
if (bytes <= 0 || elapsed <= 0.0 || cursize > filesize) {
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
" --:-- ETA");
|
|
} else if (wait.tv_sec >= STALLTIME) {
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
" - stalled -");
|
|
} else {
|
|
remaining = (int)
|
|
((filesize - restart_point) / (bytes / elapsed) - elapsed);
|
|
if (remaining >= 100 * SECSPERHOUR)
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
" --:-- ETA");
|
|
else {
|
|
i = remaining / SECSPERHOUR;
|
|
if (i)
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
"%2d:", i);
|
|
else
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
" ");
|
|
i = remaining % SECSPERHOUR;
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
"%02d:%02d ETA", i / 60, i % 60);
|
|
}
|
|
}
|
|
(void)write(fileno(ttyout), buf, len);
|
|
|
|
if (flag == -1) {
|
|
(void)xsignal(SIGALRM, updateprogressmeter);
|
|
alarmtimer(1); /* set alarm timer for 1 Hz */
|
|
} else if (flag == 1) {
|
|
(void)xsignal(SIGALRM, SIG_DFL);
|
|
alarmtimer(0);
|
|
(void)putc('\n', ttyout);
|
|
}
|
|
fflush(ttyout);
|
|
#endif /* SMALL */
|
|
}
|
|
|
|
/*
|
|
* Display transfer statistics.
|
|
* Requires start to be initialised by progressmeter(-1),
|
|
* direction to be defined by xfer routines, and filesize and bytes
|
|
* to be updated by xfer routines
|
|
* If siginfo is nonzero, an ETA is displayed, and the output goes to stderr
|
|
* instead of ttyout.
|
|
*/
|
|
void
|
|
ptransfer(siginfo)
|
|
int siginfo;
|
|
{
|
|
#ifndef SMALL
|
|
struct timeval now, td, wait;
|
|
double elapsed;
|
|
off_t bytespersec;
|
|
int meg, remaining, hh, len;
|
|
char buf[100];
|
|
|
|
if (!verbose && !siginfo)
|
|
return;
|
|
|
|
(void)gettimeofday(&now, NULL);
|
|
timersub(&now, &start, &td);
|
|
elapsed = td.tv_sec + (td.tv_usec / 1000000.0);
|
|
bytespersec = 0;
|
|
meg = 0;
|
|
if (bytes > 0) {
|
|
bytespersec = bytes;
|
|
if (elapsed > 0.0)
|
|
bytespersec /= elapsed;
|
|
if (bytespersec > (1024 * 1024))
|
|
meg = 1;
|
|
}
|
|
len = 0;
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
#ifndef NO_QUAD
|
|
"%qd byte%s %s in ", (long long)bytes,
|
|
#else
|
|
"%ld byte%s %s in ", (long)bytes,
|
|
#endif
|
|
bytes == 1 ? "" : "s", direction);
|
|
remaining = (int)elapsed;
|
|
if (remaining > SECSPERDAY) {
|
|
int days;
|
|
|
|
days = remaining / SECSPERDAY;
|
|
remaining %= SECSPERDAY;
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
"%d day%s ", days, days == 1 ? "" : "s");
|
|
}
|
|
hh = remaining / SECSPERHOUR;
|
|
remaining %= SECSPERHOUR;
|
|
if (hh)
|
|
len += snprintf(buf + len, sizeof(buf) - len, "%2d:", hh);
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
"%02d:%02d (%.2f %sB/s)", remaining / 60, remaining % 60,
|
|
bytespersec / (1024.0 * (meg ? 1024.0 : 1.0)),
|
|
meg ? "M" : "K");
|
|
|
|
if (siginfo && bytes > 0 && elapsed > 0.0 && filesize >= 0
|
|
&& bytes + restart_point <= filesize) {
|
|
remaining = (int)((filesize - restart_point) /
|
|
(bytes / elapsed) - elapsed);
|
|
hh = remaining / SECSPERHOUR;
|
|
remaining %= SECSPERHOUR;
|
|
len += snprintf(buf + len, sizeof(buf) - len, " ETA: ");
|
|
if (hh)
|
|
len += snprintf(buf + len, sizeof(buf) - len, "%2d:",
|
|
hh);
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
"%02d:%02d", remaining / 60, remaining % 60);
|
|
timersub(&now, &lastupdate, &wait);
|
|
if (wait.tv_sec >= STALLTIME)
|
|
len += snprintf(buf + len, sizeof(buf) - len,
|
|
" (stalled)");
|
|
}
|
|
len += snprintf(buf + len, sizeof(buf) - len, "\n");
|
|
(void)write(siginfo ? STDERR_FILENO : fileno(ttyout), buf, len);
|
|
#endif /* SMALL */
|
|
}
|
|
|
|
/*
|
|
* List words in stringlist, vertically arranged
|
|
*/
|
|
void
|
|
list_vertical(sl)
|
|
StringList *sl;
|
|
{
|
|
int i, j, w;
|
|
int columns, width, lines, items;
|
|
char *p;
|
|
|
|
width = items = 0;
|
|
|
|
for (i = 0 ; i < sl->sl_cur ; i++) {
|
|
w = strlen(sl->sl_str[i]);
|
|
if (w > width)
|
|
width = w;
|
|
}
|
|
width = (width + 8) &~ 7;
|
|
|
|
columns = ttywidth / width;
|
|
if (columns == 0)
|
|
columns = 1;
|
|
lines = (sl->sl_cur + columns - 1) / columns;
|
|
for (i = 0; i < lines; i++) {
|
|
for (j = 0; j < columns; j++) {
|
|
p = sl->sl_str[j * lines + i];
|
|
if (p)
|
|
fputs(p, ttyout);
|
|
if (j * lines + i + lines >= sl->sl_cur) {
|
|
putc('\n', ttyout);
|
|
break;
|
|
}
|
|
w = strlen(p);
|
|
while (w < width) {
|
|
w = (w + 8) &~ 7;
|
|
(void)putc('\t', ttyout);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Update the global ttywidth value, using TIOCGWINSZ.
|
|
*/
|
|
void
|
|
setttywidth(a)
|
|
int a;
|
|
{
|
|
struct winsize winsize;
|
|
|
|
if (ioctl(fileno(ttyout), TIOCGWINSZ, &winsize) != -1 &&
|
|
winsize.ws_col != 0)
|
|
ttywidth = winsize.ws_col;
|
|
else
|
|
ttywidth = 80;
|
|
}
|
|
|
|
/*
|
|
* Set the SIGALRM interval timer for wait seconds, 0 to disable.
|
|
*/
|
|
void
|
|
alarmtimer(wait)
|
|
int wait;
|
|
{
|
|
struct itimerval itv;
|
|
|
|
itv.it_value.tv_sec = wait;
|
|
itv.it_value.tv_usec = 0;
|
|
itv.it_interval = itv.it_value;
|
|
setitimer(ITIMER_REAL, &itv, NULL);
|
|
}
|
|
|
|
/*
|
|
* Setup or cleanup EditLine structures
|
|
*/
|
|
#ifndef SMALL
|
|
void
|
|
controlediting()
|
|
{
|
|
if (editing && el == NULL && hist == NULL) {
|
|
HistEvent ev;
|
|
int editmode;
|
|
|
|
el = el_init(__progname, stdin, ttyout, stderr);
|
|
/* init editline */
|
|
hist = history_init(); /* init the builtin history */
|
|
history(hist, &ev, H_SETSIZE, 100);/* remember 100 events */
|
|
el_set(el, EL_HIST, history, hist); /* use history */
|
|
|
|
el_set(el, EL_EDITOR, "emacs"); /* default editor is emacs */
|
|
el_set(el, EL_PROMPT, prompt); /* set the prompt function */
|
|
|
|
/* add local file completion, bind to TAB */
|
|
el_set(el, EL_ADDFN, "ftp-complete",
|
|
"Context sensitive argument completion",
|
|
complete);
|
|
el_set(el, EL_BIND, "^I", "ftp-complete", NULL);
|
|
el_source(el, NULL); /* read ~/.editrc */
|
|
if ((el_get(el, EL_EDITMODE, &editmode) != -1) && editmode == 0)
|
|
editing = 0; /* the user doesn't want editing,
|
|
* so disable, and let statement
|
|
* below cleanup */
|
|
else
|
|
el_set(el, EL_SIGNAL, 1);
|
|
}
|
|
if (!editing) {
|
|
if (hist) {
|
|
history_end(hist);
|
|
hist = NULL;
|
|
}
|
|
if (el) {
|
|
el_end(el);
|
|
el = NULL;
|
|
}
|
|
}
|
|
}
|
|
#endif /* !SMALL */
|
|
|
|
/*
|
|
* Parse the specified socket buffer size.
|
|
*/
|
|
int
|
|
getsockbufsize(arg)
|
|
const char *arg;
|
|
{
|
|
char *cp;
|
|
int val;
|
|
|
|
if (!isdigit((unsigned char)arg[0]))
|
|
return (-1);
|
|
|
|
val = strtol(arg, &cp, 10);
|
|
if (cp != NULL) {
|
|
if (cp[1] != '\0')
|
|
return (-1);
|
|
if (cp[0] == 'k')
|
|
val *= 1024;
|
|
if (cp[0] == 'm')
|
|
val *= 1024 * 1024;
|
|
}
|
|
|
|
if (val < 0)
|
|
return (-1);
|
|
|
|
return (val);
|
|
}
|
|
|
|
/*
|
|
* Set up socket buffer sizes before a connection is made.
|
|
*/
|
|
void
|
|
setupsockbufsize(sock)
|
|
int sock;
|
|
{
|
|
static int sndbuf_default, rcvbuf_default;
|
|
int len, size;
|
|
|
|
/*
|
|
* Get the default socket buffer sizes if we don't already
|
|
* have them. It doesn't matter which socket we do this
|
|
* to, because on the first call no socket buffer sizes
|
|
* will have been modified, so we are guaranteed to get
|
|
* the system defaults.
|
|
*/
|
|
if (sndbuf_default == 0) {
|
|
len = sizeof(sndbuf_default);
|
|
if (getsockopt(sock, SOL_SOCKET, SO_SNDBUF, &sndbuf_default,
|
|
&len) < 0)
|
|
err(1, "unable to get default sndbuf size");
|
|
len = sizeof(rcvbuf_default);
|
|
if (getsockopt(sock, SOL_SOCKET, SO_RCVBUF, &rcvbuf_default,
|
|
&len) < 0)
|
|
err(1, "unable to get default rcvbuf size");
|
|
|
|
}
|
|
|
|
size = sndbuf_size ? sndbuf_size : sndbuf_default;
|
|
if (setsockopt(sock, SOL_SOCKET, SO_SNDBUF, &size, sizeof(size)) < 0)
|
|
warn("unable to set sndbuf size %d", size);
|
|
|
|
size = rcvbuf_size ? rcvbuf_size : rcvbuf_default;
|
|
if (setsockopt(sock, SOL_SOCKET, SO_RCVBUF, &size, sizeof(size)) < 0)
|
|
warn("unable to set rcvbuf size %d", size);
|
|
}
|
|
|
|
/*
|
|
* If the socket buffer sizes were not set manually (i.e. came from a
|
|
* configuration file), reset them so the right thing will happen on
|
|
* subsequent connections.
|
|
*/
|
|
void
|
|
resetsockbufsize()
|
|
{
|
|
|
|
if (sndbuf_manual == 0)
|
|
sndbuf_size = 0;
|
|
if (rcvbuf_manual == 0)
|
|
rcvbuf_size = 0;
|
|
}
|
|
|
|
/*
|
|
* Internal version of connect(2); sets socket buffer sizes first.
|
|
*/
|
|
int
|
|
xconnect(sock, name, namelen)
|
|
int sock;
|
|
const struct sockaddr *name;
|
|
int namelen;
|
|
{
|
|
|
|
setupsockbufsize(sock);
|
|
return (connect(sock, name, namelen));
|
|
}
|
|
|
|
/*
|
|
* Internal version of listen(2); sets socket buffer sizes first.
|
|
*/
|
|
int
|
|
xlisten(sock, backlog)
|
|
int sock, backlog;
|
|
{
|
|
|
|
setupsockbufsize(sock);
|
|
return (listen(sock, backlog));
|
|
}
|
|
|
|
void *
|
|
xmalloc(size)
|
|
size_t size;
|
|
{
|
|
void *p;
|
|
|
|
p = malloc(size);
|
|
if (p == NULL)
|
|
err(1, "Unable to allocate %ld bytes of memory", (long)size);
|
|
return (p);
|
|
}
|
|
|
|
char *
|
|
xstrdup(str)
|
|
const char *str;
|
|
{
|
|
char *s;
|
|
|
|
if (str == NULL)
|
|
errx(1, "xstrdup() called with NULL argument");
|
|
s = strdup(str);
|
|
if (s == NULL)
|
|
err(1, "Unable to allocate memory for string copy");
|
|
return (s);
|
|
}
|
|
|
|
sig_t
|
|
xsignal(sig, func)
|
|
int sig;
|
|
void (*func) __P((int));
|
|
{
|
|
struct sigaction act, oact;
|
|
|
|
act.sa_handler = func;
|
|
sigemptyset(&act.sa_mask);
|
|
act.sa_flags = SA_RESTART;
|
|
if (sigaction(sig, &act, &oact) < 0)
|
|
return (SIG_ERR);
|
|
return (oact.sa_handler);
|
|
}
|