1994-05-27 12:33:43 +00:00
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/*
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* Copyright (c) 1983, 1993
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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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#ifndef lint
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1997-08-14 06:47:41 +00:00
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static const char copyright[] =
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1994-05-27 12:33:43 +00:00
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"@(#) Copyright (c) 1983, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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2001-12-11 23:43:15 +00:00
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#endif
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1994-05-27 12:33:43 +00:00
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2002-02-27 15:22:12 +00:00
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#if 0
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1994-05-27 12:33:43 +00:00
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#ifndef lint
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2002-02-27 15:22:12 +00:00
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static char sccsid[] = "@(#)main.c 8.1 (Berkeley) 6/6/93";
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1997-08-14 06:47:41 +00:00
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#endif
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2002-02-27 15:22:12 +00:00
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#endif
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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1994-05-27 12:33:43 +00:00
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/* Many bug fixes are from Jim Guyton <guyton@rand-unix> */
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/*
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* TFTP User Program -- Command Interface.
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*/
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1997-08-14 06:47:41 +00:00
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#include <sys/param.h>
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1994-05-27 12:33:43 +00:00
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/file.h>
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1998-06-09 04:31:02 +00:00
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#include <sys/param.h>
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1994-05-27 12:33:43 +00:00
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <ctype.h>
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1997-08-14 06:47:41 +00:00
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#include <err.h>
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2001-10-19 12:27:26 +00:00
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#include <histedit.h>
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1994-05-27 12:33:43 +00:00
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#include <netdb.h>
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#include <setjmp.h>
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#include <signal.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 <unistd.h>
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#include "extern.h"
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2001-10-19 12:27:26 +00:00
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#define MAXLINE 200
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1994-05-27 12:33:43 +00:00
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#define TIMEOUT 5 /* secs between rexmt's */
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struct sockaddr_in peeraddr;
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int f;
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short port;
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int trace;
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int verbose;
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int connected;
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char mode[32];
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2001-10-19 00:23:07 +00:00
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char line[MAXLINE];
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1994-05-27 12:33:43 +00:00
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int margc;
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char *margv[20];
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jmp_buf toplevel;
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struct servent *sp;
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2002-03-22 01:42:45 +00:00
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void get(int, char **);
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void help(int, char **);
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void intr(int);
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void modecmd(int, char **);
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void put(int, char **);
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void quit(int, char **);
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void setascii(int, char **);
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void setbinary(int, char **);
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void setpeer(int, char **);
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void setrexmt(int, char **);
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void settimeout(int, char **);
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void settrace(int, char **);
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void setverbose(int, char **);
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void status(int, char **);
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static void command(void) __dead2;
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static const char *command_prompt(void);
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static void getusage(char *);
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static void makeargv(void);
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static void putusage(char *);
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static void settftpmode(const char *);
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char *tail(char *);
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struct cmd *getcmd(char *);
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1994-05-27 12:33:43 +00:00
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#define HELPINDENT (sizeof("connect"))
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struct cmd {
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2001-12-11 23:43:15 +00:00
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const char *name;
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1994-05-27 12:33:43 +00:00
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char *help;
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2002-03-22 01:42:45 +00:00
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void (*handler)(int, char **);
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1994-05-27 12:33:43 +00:00
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};
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char vhelp[] = "toggle verbose mode";
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char thelp[] = "toggle packet tracing";
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char chelp[] = "connect to remote tftp";
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char qhelp[] = "exit tftp";
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char hhelp[] = "print help information";
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char shelp[] = "send file";
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char rhelp[] = "receive file";
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char mhelp[] = "set file transfer mode";
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char sthelp[] = "show current status";
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char xhelp[] = "set per-packet retransmission timeout";
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char ihelp[] = "set total retransmission timeout";
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char ashelp[] = "set mode to netascii";
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char bnhelp[] = "set mode to octet";
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struct cmd cmdtab[] = {
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{ "connect", chelp, setpeer },
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{ "mode", mhelp, modecmd },
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{ "put", shelp, put },
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{ "get", rhelp, get },
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{ "quit", qhelp, quit },
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{ "verbose", vhelp, setverbose },
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{ "trace", thelp, settrace },
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{ "status", sthelp, status },
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{ "binary", bnhelp, setbinary },
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{ "ascii", ashelp, setascii },
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{ "rexmt", xhelp, setrexmt },
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{ "timeout", ihelp, settimeout },
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{ "?", hhelp, help },
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2001-12-11 23:43:15 +00:00
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{ NULL, NULL, NULL }
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1994-05-27 12:33:43 +00:00
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};
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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2001-12-11 23:43:15 +00:00
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struct sockaddr_in lsin;
|
1994-05-27 12:33:43 +00:00
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sp = getservbyname("tftp", "udp");
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1997-08-14 06:47:41 +00:00
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if (sp == 0)
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errx(1, "udp/tftp: unknown service");
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1994-05-27 12:33:43 +00:00
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f = socket(AF_INET, SOCK_DGRAM, 0);
|
1997-08-14 06:47:41 +00:00
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if (f < 0)
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err(3, "socket");
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2001-12-11 23:43:15 +00:00
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bzero((char *)&lsin, sizeof(lsin));
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lsin.sin_family = AF_INET;
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if (bind(f, (struct sockaddr *)&lsin, sizeof(lsin)) < 0)
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1997-08-14 06:47:41 +00:00
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err(1, "bind");
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1994-05-27 12:33:43 +00:00
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strcpy(mode, "netascii");
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signal(SIGINT, intr);
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if (argc > 1) {
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if (setjmp(toplevel) != 0)
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exit(0);
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setpeer(argc, argv);
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}
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if (setjmp(toplevel) != 0)
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(void)putchar('\n');
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command();
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}
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1997-08-14 06:47:41 +00:00
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char hostname[MAXHOSTNAMELEN];
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1994-05-27 12:33:43 +00:00
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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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struct hostent *host;
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if (argc < 2) {
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strcpy(line, "Connect ");
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printf("(to) ");
|
1995-12-27 23:23:43 +00:00
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fgets(&line[strlen(line)], sizeof line - strlen(line), stdin);
|
1994-05-27 12:33:43 +00:00
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makeargv();
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argc = margc;
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argv = margv;
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}
|
2002-01-04 13:46:57 +00:00
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if ((argc < 2) || (argc > 3)) {
|
1994-05-27 12:33:43 +00:00
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printf("usage: %s host-name [port]\n", argv[0]);
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return;
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}
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host = gethostbyname(argv[1]);
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if (host) {
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peeraddr.sin_family = host->h_addrtype;
|
1998-06-09 04:31:02 +00:00
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bcopy(host->h_addr, &peeraddr.sin_addr,
|
2002-02-27 15:22:12 +00:00
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MIN(sizeof(peeraddr.sin_addr), (size_t)host->h_length));
|
1998-06-09 04:31:02 +00:00
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strncpy(hostname, host->h_name, sizeof(hostname));
|
1994-05-27 12:33:43 +00:00
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} else {
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peeraddr.sin_family = AF_INET;
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peeraddr.sin_addr.s_addr = inet_addr(argv[1]);
|
2002-02-27 15:22:12 +00:00
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if (peeraddr.sin_addr.s_addr == INADDR_NONE) {
|
1994-05-27 12:33:43 +00:00
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connected = 0;
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printf("%s: unknown host\n", argv[1]);
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return;
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}
|
1998-06-09 04:31:02 +00:00
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strncpy(hostname, argv[1], sizeof(hostname));
|
1994-05-27 12:33:43 +00:00
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}
|
1998-06-09 04:31:02 +00:00
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hostname[sizeof(hostname) - 1] = '\0';
|
1994-05-27 12:33:43 +00:00
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port = sp->s_port;
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|
if (argc == 3) {
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port = atoi(argv[2]);
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if (port < 0) {
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printf("%s: bad port number\n", argv[2]);
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connected = 0;
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return;
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}
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port = htons(port);
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}
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connected = 1;
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}
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struct modes {
|
2001-12-11 23:43:15 +00:00
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const char *m_name;
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const char *m_mode;
|
1994-05-27 12:33:43 +00:00
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} modes[] = {
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{ "ascii", "netascii" },
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{ "netascii", "netascii" },
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{ "binary", "octet" },
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{ "image", "octet" },
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{ "octet", "octet" },
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/* { "mail", "mail" }, */
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{ 0, 0 }
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};
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void
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modecmd(argc, argv)
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int argc;
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char *argv[];
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{
|
2001-12-11 23:43:15 +00:00
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struct modes *p;
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const char *sep;
|
1994-05-27 12:33:43 +00:00
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if (argc < 2) {
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printf("Using %s mode to transfer files.\n", mode);
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|
return;
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|
}
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|
|
if (argc == 2) {
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for (p = modes; p->m_name; p++)
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|
if (strcmp(argv[1], p->m_name) == 0)
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|
break;
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if (p->m_name) {
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|
settftpmode(p->m_mode);
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|
return;
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|
|
}
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|
|
printf("%s: unknown mode\n", argv[1]);
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|
|
/* drop through and print usage message */
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|
}
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|
printf("usage: %s [", argv[0]);
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|
sep = " ";
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|
|
for (p = modes; p->m_name; p++) {
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|
|
printf("%s%s", sep, p->m_name);
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|
|
if (*sep == ' ')
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|
|
sep = " | ";
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|
|
}
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|
|
printf(" ]\n");
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|
|
return;
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|
|
}
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|
|
void
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|
|
|
setbinary(argc, argv)
|
2001-12-11 23:43:15 +00:00
|
|
|
int argc __unused;
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|
|
char *argv[] __unused;
|
1995-05-30 06:41:30 +00:00
|
|
|
{
|
1994-05-27 12:33:43 +00:00
|
|
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|
|
settftpmode("octet");
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|
|
}
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|
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|
|
void
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|
|
setascii(argc, argv)
|
2001-12-11 23:43:15 +00:00
|
|
|
int argc __unused;
|
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|
|
char *argv[] __unused;
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
|
|
|
|
|
|
|
settftpmode("netascii");
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|
|
|
}
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|
|
|
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|
|
|
static void
|
|
|
|
settftpmode(newmode)
|
2001-12-11 23:43:15 +00:00
|
|
|
const char *newmode;
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
|
|
|
strcpy(mode, newmode);
|
|
|
|
if (verbose)
|
|
|
|
printf("mode set to %s\n", mode);
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|
|
|
}
|
|
|
|
|
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|
|
|
|
|
|
/*
|
|
|
|
* Send file(s).
|
|
|
|
*/
|
|
|
|
void
|
|
|
|
put(argc, argv)
|
|
|
|
int argc;
|
|
|
|
char *argv[];
|
|
|
|
{
|
|
|
|
int fd;
|
2001-12-11 23:43:15 +00:00
|
|
|
int n;
|
|
|
|
char *cp, *targ;
|
1994-05-27 12:33:43 +00:00
|
|
|
|
|
|
|
if (argc < 2) {
|
|
|
|
strcpy(line, "send ");
|
|
|
|
printf("(file) ");
|
1995-12-27 23:23:43 +00:00
|
|
|
fgets(&line[strlen(line)], sizeof line - strlen(line), stdin);
|
1994-05-27 12:33:43 +00:00
|
|
|
makeargv();
|
|
|
|
argc = margc;
|
|
|
|
argv = margv;
|
|
|
|
}
|
|
|
|
if (argc < 2) {
|
|
|
|
putusage(argv[0]);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
targ = argv[argc - 1];
|
|
|
|
if (index(argv[argc - 1], ':')) {
|
2001-12-11 23:43:15 +00:00
|
|
|
char *lcp;
|
1994-05-27 12:33:43 +00:00
|
|
|
struct hostent *hp;
|
|
|
|
|
|
|
|
for (n = 1; n < argc - 1; n++)
|
|
|
|
if (index(argv[n], ':')) {
|
|
|
|
putusage(argv[0]);
|
|
|
|
return;
|
|
|
|
}
|
2001-12-11 23:43:15 +00:00
|
|
|
lcp = argv[argc - 1];
|
|
|
|
targ = index(lcp, ':');
|
1994-05-27 12:33:43 +00:00
|
|
|
*targ++ = 0;
|
2001-12-11 23:43:15 +00:00
|
|
|
hp = gethostbyname(lcp);
|
1994-05-27 12:33:43 +00:00
|
|
|
if (hp == NULL) {
|
2001-12-11 23:43:15 +00:00
|
|
|
fprintf(stderr, "tftp: %s: ", lcp);
|
1994-05-27 12:33:43 +00:00
|
|
|
herror((char *)NULL);
|
|
|
|
return;
|
|
|
|
}
|
1998-06-09 04:31:02 +00:00
|
|
|
bcopy(hp->h_addr, (caddr_t)&peeraddr.sin_addr,
|
2002-02-27 15:22:12 +00:00
|
|
|
MIN(sizeof(peeraddr.sin_addr), (size_t)hp->h_length));
|
1994-05-27 12:33:43 +00:00
|
|
|
peeraddr.sin_family = hp->h_addrtype;
|
|
|
|
connected = 1;
|
1998-06-09 04:31:02 +00:00
|
|
|
strncpy(hostname, hp->h_name, sizeof(hostname));
|
|
|
|
hostname[sizeof(hostname) - 1] = '\0';
|
1994-05-27 12:33:43 +00:00
|
|
|
}
|
|
|
|
if (!connected) {
|
|
|
|
printf("No target machine specified.\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
if (argc < 4) {
|
|
|
|
cp = argc == 2 ? tail(targ) : argv[1];
|
|
|
|
fd = open(cp, O_RDONLY);
|
|
|
|
if (fd < 0) {
|
1997-08-14 06:47:41 +00:00
|
|
|
warn("%s", cp);
|
1994-05-27 12:33:43 +00:00
|
|
|
return;
|
|
|
|
}
|
|
|
|
if (verbose)
|
|
|
|
printf("putting %s to %s:%s [%s]\n",
|
|
|
|
cp, hostname, targ, mode);
|
|
|
|
peeraddr.sin_port = port;
|
1998-10-30 16:17:50 +00:00
|
|
|
xmitfile(fd, targ, mode);
|
1994-05-27 12:33:43 +00:00
|
|
|
return;
|
|
|
|
}
|
|
|
|
/* this assumes the target is a directory */
|
|
|
|
/* on a remote unix system. hmmmm. */
|
1995-05-30 06:41:30 +00:00
|
|
|
cp = index(targ, '\0');
|
1994-05-27 12:33:43 +00:00
|
|
|
*cp++ = '/';
|
|
|
|
for (n = 1; n < argc - 1; n++) {
|
|
|
|
strcpy(cp, tail(argv[n]));
|
|
|
|
fd = open(argv[n], O_RDONLY);
|
|
|
|
if (fd < 0) {
|
1997-08-14 06:47:41 +00:00
|
|
|
warn("%s", argv[n]);
|
1994-05-27 12:33:43 +00:00
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (verbose)
|
|
|
|
printf("putting %s to %s:%s [%s]\n",
|
|
|
|
argv[n], hostname, targ, mode);
|
|
|
|
peeraddr.sin_port = port;
|
1998-10-30 16:17:50 +00:00
|
|
|
xmitfile(fd, targ, mode);
|
1994-05-27 12:33:43 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
putusage(s)
|
|
|
|
char *s;
|
|
|
|
{
|
|
|
|
printf("usage: %s file ... host:target, or\n", s);
|
|
|
|
printf(" %s file ... target (when already connected)\n", s);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Receive file(s).
|
|
|
|
*/
|
|
|
|
void
|
|
|
|
get(argc, argv)
|
|
|
|
int argc;
|
|
|
|
char *argv[];
|
|
|
|
{
|
|
|
|
int fd;
|
2001-12-11 23:43:15 +00:00
|
|
|
int n;
|
|
|
|
char *cp;
|
1994-05-27 12:33:43 +00:00
|
|
|
char *src;
|
|
|
|
|
|
|
|
if (argc < 2) {
|
|
|
|
strcpy(line, "get ");
|
|
|
|
printf("(files) ");
|
1995-12-27 23:23:43 +00:00
|
|
|
fgets(&line[strlen(line)], sizeof line - strlen(line), stdin);
|
1994-05-27 12:33:43 +00:00
|
|
|
makeargv();
|
|
|
|
argc = margc;
|
|
|
|
argv = margv;
|
|
|
|
}
|
|
|
|
if (argc < 2) {
|
|
|
|
getusage(argv[0]);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
if (!connected) {
|
|
|
|
for (n = 1; n < argc ; n++)
|
|
|
|
if (index(argv[n], ':') == 0) {
|
|
|
|
getusage(argv[0]);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
for (n = 1; n < argc ; n++) {
|
|
|
|
src = index(argv[n], ':');
|
|
|
|
if (src == NULL)
|
|
|
|
src = argv[n];
|
|
|
|
else {
|
|
|
|
struct hostent *hp;
|
|
|
|
|
|
|
|
*src++ = 0;
|
|
|
|
hp = gethostbyname(argv[n]);
|
|
|
|
if (hp == NULL) {
|
|
|
|
fprintf(stderr, "tftp: %s: ", argv[n]);
|
|
|
|
herror((char *)NULL);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
bcopy(hp->h_addr, (caddr_t)&peeraddr.sin_addr,
|
2002-02-27 15:22:12 +00:00
|
|
|
MIN(sizeof(peeraddr.sin_addr), (size_t)hp->h_length));
|
1994-05-27 12:33:43 +00:00
|
|
|
peeraddr.sin_family = hp->h_addrtype;
|
|
|
|
connected = 1;
|
1998-06-09 04:31:02 +00:00
|
|
|
strncpy(hostname, hp->h_name, sizeof(hostname));
|
|
|
|
hostname[sizeof(hostname) - 1] = '\0';
|
1994-05-27 12:33:43 +00:00
|
|
|
}
|
|
|
|
if (argc < 4) {
|
|
|
|
cp = argc == 3 ? argv[2] : tail(src);
|
|
|
|
fd = creat(cp, 0644);
|
|
|
|
if (fd < 0) {
|
1997-08-14 06:47:41 +00:00
|
|
|
warn("%s", cp);
|
1994-05-27 12:33:43 +00:00
|
|
|
return;
|
|
|
|
}
|
|
|
|
if (verbose)
|
|
|
|
printf("getting from %s:%s to %s [%s]\n",
|
|
|
|
hostname, src, cp, mode);
|
|
|
|
peeraddr.sin_port = port;
|
|
|
|
recvfile(fd, src, mode);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
cp = tail(src); /* new .. jdg */
|
|
|
|
fd = creat(cp, 0644);
|
|
|
|
if (fd < 0) {
|
1997-08-14 06:47:41 +00:00
|
|
|
warn("%s", cp);
|
1994-05-27 12:33:43 +00:00
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (verbose)
|
|
|
|
printf("getting from %s:%s to %s [%s]\n",
|
|
|
|
hostname, src, cp, mode);
|
|
|
|
peeraddr.sin_port = port;
|
|
|
|
recvfile(fd, src, mode);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
getusage(s)
|
|
|
|
char *s;
|
|
|
|
{
|
|
|
|
printf("usage: %s host:file host:file ... file, or\n", s);
|
|
|
|
printf(" %s file file ... file if connected\n", s);
|
|
|
|
}
|
|
|
|
|
|
|
|
int rexmtval = TIMEOUT;
|
|
|
|
|
|
|
|
void
|
|
|
|
setrexmt(argc, argv)
|
|
|
|
int argc;
|
|
|
|
char *argv[];
|
|
|
|
{
|
|
|
|
int t;
|
|
|
|
|
|
|
|
if (argc < 2) {
|
|
|
|
strcpy(line, "Rexmt-timeout ");
|
|
|
|
printf("(value) ");
|
1995-12-27 23:23:43 +00:00
|
|
|
fgets(&line[strlen(line)], sizeof line - strlen(line), stdin);
|
1994-05-27 12:33:43 +00:00
|
|
|
makeargv();
|
|
|
|
argc = margc;
|
|
|
|
argv = margv;
|
|
|
|
}
|
|
|
|
if (argc != 2) {
|
|
|
|
printf("usage: %s value\n", argv[0]);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
t = atoi(argv[1]);
|
|
|
|
if (t < 0)
|
|
|
|
printf("%s: bad value\n", argv[1]);
|
|
|
|
else
|
|
|
|
rexmtval = t;
|
|
|
|
}
|
|
|
|
|
|
|
|
int maxtimeout = 5 * TIMEOUT;
|
|
|
|
|
|
|
|
void
|
|
|
|
settimeout(argc, argv)
|
|
|
|
int argc;
|
|
|
|
char *argv[];
|
|
|
|
{
|
|
|
|
int t;
|
|
|
|
|
|
|
|
if (argc < 2) {
|
|
|
|
strcpy(line, "Maximum-timeout ");
|
|
|
|
printf("(value) ");
|
1995-12-27 23:23:43 +00:00
|
|
|
fgets(&line[strlen(line)], sizeof line - strlen(line), stdin);
|
1994-05-27 12:33:43 +00:00
|
|
|
makeargv();
|
|
|
|
argc = margc;
|
|
|
|
argv = margv;
|
|
|
|
}
|
|
|
|
if (argc != 2) {
|
|
|
|
printf("usage: %s value\n", argv[0]);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
t = atoi(argv[1]);
|
|
|
|
if (t < 0)
|
|
|
|
printf("%s: bad value\n", argv[1]);
|
|
|
|
else
|
|
|
|
maxtimeout = t;
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
status(argc, argv)
|
2001-12-11 23:43:15 +00:00
|
|
|
int argc __unused;
|
|
|
|
char *argv[] __unused;
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
|
|
|
if (connected)
|
|
|
|
printf("Connected to %s.\n", hostname);
|
|
|
|
else
|
|
|
|
printf("Not connected.\n");
|
|
|
|
printf("Mode: %s Verbose: %s Tracing: %s\n", mode,
|
|
|
|
verbose ? "on" : "off", trace ? "on" : "off");
|
|
|
|
printf("Rexmt-interval: %d seconds, Max-timeout: %d seconds\n",
|
|
|
|
rexmtval, maxtimeout);
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
2001-12-11 23:43:15 +00:00
|
|
|
intr(dummy)
|
|
|
|
int dummy __unused;
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
|
|
|
|
|
|
|
signal(SIGALRM, SIG_IGN);
|
|
|
|
alarm(0);
|
|
|
|
longjmp(toplevel, -1);
|
|
|
|
}
|
|
|
|
|
|
|
|
char *
|
|
|
|
tail(filename)
|
|
|
|
char *filename;
|
|
|
|
{
|
2001-12-11 23:43:15 +00:00
|
|
|
char *s;
|
1995-05-30 06:41:30 +00:00
|
|
|
|
1994-05-27 12:33:43 +00:00
|
|
|
while (*filename) {
|
|
|
|
s = rindex(filename, '/');
|
|
|
|
if (s == NULL)
|
|
|
|
break;
|
|
|
|
if (s[1])
|
|
|
|
return (s + 1);
|
|
|
|
*s = '\0';
|
|
|
|
}
|
|
|
|
return (filename);
|
|
|
|
}
|
|
|
|
|
2001-10-19 00:23:07 +00:00
|
|
|
static const char *
|
2001-10-19 12:27:26 +00:00
|
|
|
command_prompt()
|
|
|
|
{
|
|
|
|
|
2001-10-19 00:23:07 +00:00
|
|
|
return ("tftp> ");
|
|
|
|
}
|
|
|
|
|
1994-05-27 12:33:43 +00:00
|
|
|
/*
|
|
|
|
* Command parser.
|
|
|
|
*/
|
1996-09-14 03:00:32 +00:00
|
|
|
static void
|
1994-05-27 12:33:43 +00:00
|
|
|
command()
|
|
|
|
{
|
2001-10-19 12:27:26 +00:00
|
|
|
HistEvent he;
|
2001-12-11 23:43:15 +00:00
|
|
|
struct cmd *c;
|
2001-10-19 12:27:26 +00:00
|
|
|
static EditLine *el;
|
|
|
|
static History *hist;
|
|
|
|
const char *bp;
|
1995-12-27 23:23:43 +00:00
|
|
|
char *cp;
|
2001-12-11 23:43:15 +00:00
|
|
|
int len, num, vrbose;
|
2001-10-19 00:23:07 +00:00
|
|
|
|
2001-12-11 23:43:15 +00:00
|
|
|
vrbose = isatty(0);
|
|
|
|
if (vrbose) {
|
2001-10-19 00:23:07 +00:00
|
|
|
el = el_init("tftp", stdin, stdout, stderr);
|
|
|
|
hist = history_init();
|
|
|
|
history(hist, &he, H_EVENT, 100);
|
|
|
|
el_set(el, EL_HIST, history, hist);
|
|
|
|
el_set(el, EL_EDITOR, "emacs");
|
|
|
|
el_set(el, EL_PROMPT, command_prompt);
|
|
|
|
el_set(el, EL_SIGNAL, 1);
|
|
|
|
el_source(el, NULL);
|
|
|
|
}
|
1994-05-27 12:33:43 +00:00
|
|
|
for (;;) {
|
2001-12-11 23:43:15 +00:00
|
|
|
if (vrbose) {
|
2001-10-19 00:23:07 +00:00
|
|
|
if ((bp = el_gets(el, &num)) == NULL || num == 0)
|
|
|
|
exit(0);
|
|
|
|
len = (num > MAXLINE) ? MAXLINE : num;
|
|
|
|
memcpy(line, bp, len);
|
|
|
|
line[len] = '\0';
|
|
|
|
history(hist, &he, H_ENTER, bp);
|
|
|
|
} else {
|
|
|
|
if (fgets(line, sizeof line , stdin) == 0) {
|
|
|
|
if (feof(stdin)) {
|
|
|
|
exit(0);
|
|
|
|
} else {
|
|
|
|
continue;
|
|
|
|
}
|
1994-05-27 12:33:43 +00:00
|
|
|
}
|
|
|
|
}
|
1995-12-27 23:23:43 +00:00
|
|
|
if ((cp = strchr(line, '\n')))
|
|
|
|
*cp = '\0';
|
1994-05-27 12:33:43 +00:00
|
|
|
if (line[0] == 0)
|
|
|
|
continue;
|
|
|
|
makeargv();
|
|
|
|
if (margc == 0)
|
|
|
|
continue;
|
|
|
|
c = getcmd(margv[0]);
|
|
|
|
if (c == (struct cmd *)-1) {
|
|
|
|
printf("?Ambiguous command\n");
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (c == 0) {
|
|
|
|
printf("?Invalid command\n");
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
(*c->handler)(margc, margv);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
struct cmd *
|
|
|
|
getcmd(name)
|
2001-12-11 23:43:15 +00:00
|
|
|
char *name;
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
2001-12-11 23:43:15 +00:00
|
|
|
const char *p, *q;
|
|
|
|
struct cmd *c, *found;
|
|
|
|
int nmatches, longest;
|
1994-05-27 12:33:43 +00:00
|
|
|
|
|
|
|
longest = 0;
|
|
|
|
nmatches = 0;
|
|
|
|
found = 0;
|
|
|
|
for (c = cmdtab; (p = c->name) != NULL; c++) {
|
|
|
|
for (q = name; *q == *p++; q++)
|
|
|
|
if (*q == 0) /* exact match? */
|
|
|
|
return (c);
|
|
|
|
if (!*q) { /* the name was a prefix */
|
|
|
|
if (q - name > longest) {
|
|
|
|
longest = q - name;
|
|
|
|
nmatches = 1;
|
|
|
|
found = c;
|
|
|
|
} else if (q - name == longest)
|
|
|
|
nmatches++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (nmatches > 1)
|
|
|
|
return ((struct cmd *)-1);
|
|
|
|
return (found);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Slice a string up into argc/argv.
|
|
|
|
*/
|
|
|
|
static void
|
|
|
|
makeargv()
|
|
|
|
{
|
2001-12-11 23:43:15 +00:00
|
|
|
char *cp;
|
|
|
|
char **argp = margv;
|
1994-05-27 12:33:43 +00:00
|
|
|
|
|
|
|
margc = 0;
|
1995-12-27 23:23:43 +00:00
|
|
|
if ((cp = strchr(line, '\n')))
|
|
|
|
*cp = '\0';
|
1994-05-27 12:33:43 +00:00
|
|
|
for (cp = line; *cp;) {
|
|
|
|
while (isspace(*cp))
|
|
|
|
cp++;
|
|
|
|
if (*cp == '\0')
|
|
|
|
break;
|
|
|
|
*argp++ = cp;
|
|
|
|
margc += 1;
|
|
|
|
while (*cp != '\0' && !isspace(*cp))
|
|
|
|
cp++;
|
|
|
|
if (*cp == '\0')
|
|
|
|
break;
|
|
|
|
*cp++ = '\0';
|
|
|
|
}
|
|
|
|
*argp++ = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
quit(argc, argv)
|
2001-12-11 23:43:15 +00:00
|
|
|
int argc __unused;
|
|
|
|
char *argv[] __unused;
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
|
|
|
|
|
|
|
exit(0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Help command.
|
|
|
|
*/
|
|
|
|
void
|
|
|
|
help(argc, argv)
|
|
|
|
int argc;
|
|
|
|
char *argv[];
|
|
|
|
{
|
2001-12-11 23:43:15 +00:00
|
|
|
struct cmd *c;
|
1994-05-27 12:33:43 +00:00
|
|
|
|
|
|
|
if (argc == 1) {
|
|
|
|
printf("Commands may be abbreviated. Commands are:\n\n");
|
|
|
|
for (c = cmdtab; c->name; c++)
|
|
|
|
printf("%-*s\t%s\n", (int)HELPINDENT, c->name, c->help);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
while (--argc > 0) {
|
2001-12-11 23:43:15 +00:00
|
|
|
char *arg;
|
1994-05-27 12:33:43 +00:00
|
|
|
arg = *++argv;
|
|
|
|
c = getcmd(arg);
|
|
|
|
if (c == (struct cmd *)-1)
|
|
|
|
printf("?Ambiguous help command %s\n", arg);
|
|
|
|
else if (c == (struct cmd *)0)
|
|
|
|
printf("?Invalid help command %s\n", arg);
|
|
|
|
else
|
|
|
|
printf("%s\n", c->help);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
settrace(argc, argv)
|
2001-12-11 23:43:15 +00:00
|
|
|
int argc __unused;
|
|
|
|
char **argv __unused;
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
|
|
|
trace = !trace;
|
|
|
|
printf("Packet tracing %s.\n", trace ? "on" : "off");
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
setverbose(argc, argv)
|
2001-12-11 23:43:15 +00:00
|
|
|
int argc __unused;
|
|
|
|
char **argv __unused;
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
|
|
|
verbose = !verbose;
|
|
|
|
printf("Verbose mode %s.\n", verbose ? "on" : "off");
|
|
|
|
}
|