* Copyright (c) 1980, 1993
* The Regents of the University of California. All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
static char sccsid
[] = "@(#)dumprmt.c 8.1 (Berkeley) 6/5/93";
#include <ufs/ufs/dinode.h>
#include <protocols/dumprestore.h>
static int rmtstate
= TS_CLOSED
;
static int okname
__P((char *));
static int rmtcall
__P((char *, char *));
static void rmtconnaborted
__P((/* int, int */));
static int rmtgetb
__P((void));
static void rmtgetconn
__P((void));
static void rmtgets
__P((char *, int));
static int rmtreply
__P((char *));
extern int ntrec
; /* blocking factor on tape */
rmtpeer
= malloc(strlen(host
) + 1);
signal(SIGPIPE
, rmtconnaborted
);
(void) fprintf(stderr
, "rdump: Lost connection to remote host.\n");
static struct servent
*sp
= NULL
;
static struct passwd
*pwd
= NULL
;
sp
= getservbyname("shell", "tcp");
"rdump: shell/tcp: unknown service\n");
pwd
= getpwuid(getuid());
(void) fprintf(stderr
, "rdump: who are you?\n");
if ((cp
= index(rmtpeer
, '@')) != NULL
) {
rmtape
= rcmd(&rmtpeer
, (u_short
)sp
->s_port
, pwd
->pw_name
, tuser
,
if (size
> 60 * 1024) /* XXX */
/* Leave some space for rmt request/response protocol */
while (size
> TP_BSIZE
&&
setsockopt(rmtape
, SOL_SOCKET
, SO_SNDBUF
, &size
, sizeof (size
)) < 0)
(void)setsockopt(rmtape
, SOL_SOCKET
, SO_RCVBUF
, &size
, sizeof (size
));
if (setsockopt(rmtape
, IPPROTO_TCP
, TCP_MAXSEG
,
&maxseg
, sizeof (maxseg
)) < 0)
perror("TCP_MAXSEG setsockopt");
if (setsockopt(rmtape
, IPPROTO_TCP
, TCP_NODELAY
, &on
, sizeof (on
)) < 0)
perror("TCP_NODELAY setsockopt");
for (cp
= cp0
; *cp
; cp
++) {
if (!isascii(c
) || !(isalnum(c
) || c
== '_' || c
== '-')) {
(void) fprintf(stderr
, "rdump: invalid user name %s\n",
(void)sprintf(buf
, "O%s\n%d\n", tape
, mode
);
return (rmtcall(tape
, buf
));
(void)sprintf(line
, "R%d\n", count
);
n
= rmtcall("read", line
);
for (i
= 0; i
< n
; i
+= cc
) {
cc
= read(rmtape
, buf
+i
, n
- i
);
(void)sprintf(line
, "W%d\n", count
);
write(rmtape
, line
, strlen(line
));
write(rmtape
, buf
, count
);
return (rmtreply("write"));
(void)sprintf(line
, "W%d\n", count
);
write(rmtape
, line
, strlen(line
));
write(rmtape
, buf
, count
);
return (rmtreply("write"));
(void)sprintf(line
, "L%d\n%d\n", offset
, pos
);
return (rmtcall("seek", line
));
rmtcall("status", "S\n");
for (i
= 0, cp
= (char *)&mts
; i
< sizeof(mts
); i
++)
(void)sprintf(buf
, "I%d\n%d\n", cmd
, count
);
return (rmtcall("ioctl", buf
));
if (write(rmtape
, buf
, strlen(buf
)) != strlen(buf
))
char code
[30], emsg
[BUFSIZ
];
rmtgets(code
, sizeof (code
));
if (*code
== 'E' || *code
== 'F') {
rmtgets(emsg
, sizeof (emsg
));
msg("%s: %s", cmd
, emsg
);
/* Kill trailing newline */
cp
= code
+ strlen(code
);
if (cp
> code
&& *--cp
== '\n')
msg("Protocol to remote tape server botched (code \"%s\").\n",
if (read(rmtape
, &c
, 1) != 1)
/* Get a line (guaranteed to have a trailing newline). */
register char *cp
= line
;
msg("Protocol to remote tape server botched.\n");
msg("(rmtgets got \"%s\").\n", line
);