18fae3551SRodney W. Grimes /*- 28fae3551SRodney W. Grimes * Copyright (c) 1980, 1993 38fae3551SRodney W. Grimes * The Regents of the University of California. All rights reserved. 48fae3551SRodney W. Grimes * 58fae3551SRodney W. Grimes * Redistribution and use in source and binary forms, with or without 68fae3551SRodney W. Grimes * modification, are permitted provided that the following conditions 78fae3551SRodney W. Grimes * are met: 88fae3551SRodney W. Grimes * 1. Redistributions of source code must retain the above copyright 98fae3551SRodney W. Grimes * notice, this list of conditions and the following disclaimer. 108fae3551SRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright 118fae3551SRodney W. Grimes * notice, this list of conditions and the following disclaimer in the 128fae3551SRodney W. Grimes * documentation and/or other materials provided with the distribution. 138fae3551SRodney W. Grimes * 3. All advertising materials mentioning features or use of this software 148fae3551SRodney W. Grimes * must display the following acknowledgement: 158fae3551SRodney W. Grimes * This product includes software developed by the University of 168fae3551SRodney W. Grimes * California, Berkeley and its contributors. 178fae3551SRodney W. Grimes * 4. Neither the name of the University nor the names of its contributors 188fae3551SRodney W. Grimes * may be used to endorse or promote products derived from this software 198fae3551SRodney W. Grimes * without specific prior written permission. 208fae3551SRodney W. Grimes * 218fae3551SRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 228fae3551SRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 238fae3551SRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 248fae3551SRodney W. Grimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 258fae3551SRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 268fae3551SRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 278fae3551SRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 288fae3551SRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 298fae3551SRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 308fae3551SRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 318fae3551SRodney W. Grimes * SUCH DAMAGE. 328fae3551SRodney W. Grimes */ 338fae3551SRodney W. Grimes 348fae3551SRodney W. Grimes #ifndef lint 35a37c38b8SPeter Wemm static char sccsid[] = "@(#)dumprmt.c 8.3 (Berkeley) 4/28/95"; 368fae3551SRodney W. Grimes #endif /* not lint */ 378fae3551SRodney W. Grimes 388fae3551SRodney W. Grimes #include <sys/param.h> 398fae3551SRodney W. Grimes #include <sys/mtio.h> 408fae3551SRodney W. Grimes #include <sys/ioctl.h> 418fae3551SRodney W. Grimes #include <sys/socket.h> 428fae3551SRodney W. Grimes #include <sys/time.h> 438fae3551SRodney W. Grimes #ifdef sunos 448fae3551SRodney W. Grimes #include <sys/vnode.h> 458fae3551SRodney W. Grimes 468fae3551SRodney W. Grimes #include <ufs/inode.h> 478fae3551SRodney W. Grimes #else 488fae3551SRodney W. Grimes #include <ufs/ufs/dinode.h> 498fae3551SRodney W. Grimes #endif 508fae3551SRodney W. Grimes 518fae3551SRodney W. Grimes #include <netinet/in.h> 52d71ba03dSBill Fenner #include <netinet/in_systm.h> 53d71ba03dSBill Fenner #include <netinet/ip.h> 548fae3551SRodney W. Grimes 558fae3551SRodney W. Grimes #include <protocols/dumprestore.h> 568fae3551SRodney W. Grimes 578fae3551SRodney W. Grimes #include <ctype.h> 58a37c38b8SPeter Wemm #include <err.h> 598fae3551SRodney W. Grimes #include <netdb.h> 608fae3551SRodney W. Grimes #include <pwd.h> 618fae3551SRodney W. Grimes #include <signal.h> 628fae3551SRodney W. Grimes #include <stdio.h> 638fae3551SRodney W. Grimes #ifdef __STDC__ 648fae3551SRodney W. Grimes #include <stdlib.h> 658fae3551SRodney W. Grimes #include <string.h> 668fae3551SRodney W. Grimes #include <unistd.h> 678fae3551SRodney W. Grimes #endif 688fae3551SRodney W. Grimes 698fae3551SRodney W. Grimes #include "pathnames.h" 708fae3551SRodney W. Grimes #include "dump.h" 718fae3551SRodney W. Grimes 728fae3551SRodney W. Grimes #define TS_CLOSED 0 738fae3551SRodney W. Grimes #define TS_OPEN 1 748fae3551SRodney W. Grimes 758fae3551SRodney W. Grimes static int rmtstate = TS_CLOSED; 768fae3551SRodney W. Grimes static int rmtape; 778fae3551SRodney W. Grimes static char *rmtpeer; 788fae3551SRodney W. Grimes 798fae3551SRodney W. Grimes static int okname __P((char *)); 808fae3551SRodney W. Grimes static int rmtcall __P((char *, char *)); 818fae3551SRodney W. Grimes static void rmtconnaborted __P((/* int, int */)); 828fae3551SRodney W. Grimes static int rmtgetb __P((void)); 838fae3551SRodney W. Grimes static void rmtgetconn __P((void)); 848fae3551SRodney W. Grimes static void rmtgets __P((char *, int)); 858fae3551SRodney W. Grimes static int rmtreply __P((char *)); 868fae3551SRodney W. Grimes 874aad1224SBill Fenner static int errfd = -1; 884aad1224SBill Fenner 898fae3551SRodney W. Grimes extern int ntrec; /* blocking factor on tape */ 908fae3551SRodney W. Grimes 918fae3551SRodney W. Grimes int 928fae3551SRodney W. Grimes rmthost(host) 938fae3551SRodney W. Grimes char *host; 948fae3551SRodney W. Grimes { 958fae3551SRodney W. Grimes 968fae3551SRodney W. Grimes rmtpeer = malloc(strlen(host) + 1); 978fae3551SRodney W. Grimes if (rmtpeer) 988fae3551SRodney W. Grimes strcpy(rmtpeer, host); 998fae3551SRodney W. Grimes else 1008fae3551SRodney W. Grimes rmtpeer = host; 1018fae3551SRodney W. Grimes signal(SIGPIPE, rmtconnaborted); 1028fae3551SRodney W. Grimes rmtgetconn(); 1038fae3551SRodney W. Grimes if (rmtape < 0) 1048fae3551SRodney W. Grimes return (0); 1058fae3551SRodney W. Grimes return (1); 1068fae3551SRodney W. Grimes } 1078fae3551SRodney W. Grimes 1088fae3551SRodney W. Grimes static void 1098fae3551SRodney W. Grimes rmtconnaborted() 1108fae3551SRodney W. Grimes { 1114aad1224SBill Fenner msg("Lost connection to remote host.\n"); 1124aad1224SBill Fenner if (errfd != -1) { 1134aad1224SBill Fenner fd_set r; 1144aad1224SBill Fenner struct timeval t; 1158fae3551SRodney W. Grimes 1164aad1224SBill Fenner FD_ZERO(&r); 1174aad1224SBill Fenner FD_SET(errfd, &r); 1184aad1224SBill Fenner t.tv_sec = 0; 1194aad1224SBill Fenner t.tv_usec = 0; 1204aad1224SBill Fenner if (select(errfd + 1, &r, NULL, NULL, &t)) { 1214aad1224SBill Fenner int i; 1224aad1224SBill Fenner char buf[2048]; 1234aad1224SBill Fenner 1244aad1224SBill Fenner if ((i = read(errfd, buf, sizeof(buf) - 1)) > 0) { 1254aad1224SBill Fenner buf[i] = '\0'; 1264aad1224SBill Fenner msg("on %s: %s%s", rmtpeer, buf, 1274aad1224SBill Fenner buf[i - 1] == '\n' ? "" : "\n"); 1284aad1224SBill Fenner } 1294aad1224SBill Fenner } 1304aad1224SBill Fenner } 1314aad1224SBill Fenner 1324aad1224SBill Fenner exit(X_ABORT); 1338fae3551SRodney W. Grimes } 1348fae3551SRodney W. Grimes 1358fae3551SRodney W. Grimes void 1368fae3551SRodney W. Grimes rmtgetconn() 1378fae3551SRodney W. Grimes { 1388fae3551SRodney W. Grimes register char *cp; 139019420a5SJoerg Wunsch register const char *rmt; 1408fae3551SRodney W. Grimes static struct servent *sp = NULL; 1418fae3551SRodney W. Grimes static struct passwd *pwd = NULL; 1428fae3551SRodney W. Grimes #ifdef notdef 1438fae3551SRodney W. Grimes static int on = 1; 1448fae3551SRodney W. Grimes #endif 1458fae3551SRodney W. Grimes char *tuser; 1468fae3551SRodney W. Grimes int size; 147d71ba03dSBill Fenner int throughput; 1488fae3551SRodney W. Grimes 1498fae3551SRodney W. Grimes if (sp == NULL) { 1508fae3551SRodney W. Grimes sp = getservbyname("shell", "tcp"); 1518fae3551SRodney W. Grimes if (sp == NULL) { 1524aad1224SBill Fenner msg("shell/tcp: unknown service\n"); 1534aad1224SBill Fenner exit(X_ABORT); 1548fae3551SRodney W. Grimes } 1558fae3551SRodney W. Grimes pwd = getpwuid(getuid()); 1568fae3551SRodney W. Grimes if (pwd == NULL) { 1574aad1224SBill Fenner msg("who are you?\n"); 1584aad1224SBill Fenner exit(X_ABORT); 1598fae3551SRodney W. Grimes } 1608fae3551SRodney W. Grimes } 161a37c38b8SPeter Wemm if ((cp = strchr(rmtpeer, '@')) != NULL) { 1628fae3551SRodney W. Grimes tuser = rmtpeer; 1638fae3551SRodney W. Grimes *cp = '\0'; 1648fae3551SRodney W. Grimes if (!okname(tuser)) 1654aad1224SBill Fenner exit(X_ABORT); 1668fae3551SRodney W. Grimes rmtpeer = ++cp; 1678fae3551SRodney W. Grimes } else 1688fae3551SRodney W. Grimes tuser = pwd->pw_name; 169019420a5SJoerg Wunsch if ((rmt = getenv("RMT")) == NULL) 170019420a5SJoerg Wunsch rmt = _PATH_RMT; 1714aad1224SBill Fenner msg(""); 1728fae3551SRodney W. Grimes rmtape = rcmd(&rmtpeer, (u_short)sp->s_port, pwd->pw_name, tuser, 1734aad1224SBill Fenner rmt, &errfd); 1744aad1224SBill Fenner if (rmtape < 0) { 1754aad1224SBill Fenner msg("login to %s as %s failed.\n", rmtpeer, tuser); 176d71ba03dSBill Fenner return; 1774aad1224SBill Fenner } 178b11ecdd6SBill Fenner (void)fprintf(stderr, "Connection to %s established.\n", rmtpeer); 1798fae3551SRodney W. Grimes size = ntrec * TP_BSIZE; 1808fae3551SRodney W. Grimes if (size > 60 * 1024) /* XXX */ 1818fae3551SRodney W. Grimes size = 60 * 1024; 1828fae3551SRodney W. Grimes /* Leave some space for rmt request/response protocol */ 1838fae3551SRodney W. Grimes size += 2 * 1024; 1848fae3551SRodney W. Grimes while (size > TP_BSIZE && 1858fae3551SRodney W. Grimes setsockopt(rmtape, SOL_SOCKET, SO_SNDBUF, &size, sizeof (size)) < 0) 1868fae3551SRodney W. Grimes size -= TP_BSIZE; 1878fae3551SRodney W. Grimes (void)setsockopt(rmtape, SOL_SOCKET, SO_RCVBUF, &size, sizeof (size)); 188d71ba03dSBill Fenner throughput = IPTOS_THROUGHPUT; 189d71ba03dSBill Fenner if (setsockopt(rmtape, IPPROTO_IP, IP_TOS, 190d71ba03dSBill Fenner &throughput, sizeof(throughput)) < 0) 191d71ba03dSBill Fenner perror("IP_TOS:IPTOS_THROUGHPUT setsockopt"); 1928fae3551SRodney W. Grimes 1938fae3551SRodney W. Grimes #ifdef notdef 1948fae3551SRodney W. Grimes if (setsockopt(rmtape, IPPROTO_TCP, TCP_NODELAY, &on, sizeof (on)) < 0) 1958fae3551SRodney W. Grimes perror("TCP_NODELAY setsockopt"); 1968fae3551SRodney W. Grimes #endif 1978fae3551SRodney W. Grimes } 1988fae3551SRodney W. Grimes 1998fae3551SRodney W. Grimes static int 2008fae3551SRodney W. Grimes okname(cp0) 2018fae3551SRodney W. Grimes char *cp0; 2028fae3551SRodney W. Grimes { 2038fae3551SRodney W. Grimes register char *cp; 2048fae3551SRodney W. Grimes register int c; 2058fae3551SRodney W. Grimes 2068fae3551SRodney W. Grimes for (cp = cp0; *cp; cp++) { 2078fae3551SRodney W. Grimes c = *cp; 2088fae3551SRodney W. Grimes if (!isascii(c) || !(isalnum(c) || c == '_' || c == '-')) { 2094aad1224SBill Fenner msg("invalid user name %s\n", cp0); 2108fae3551SRodney W. Grimes return (0); 2118fae3551SRodney W. Grimes } 2128fae3551SRodney W. Grimes } 2138fae3551SRodney W. Grimes return (1); 2148fae3551SRodney W. Grimes } 2158fae3551SRodney W. Grimes 2168fae3551SRodney W. Grimes int 2178fae3551SRodney W. Grimes rmtopen(tape, mode) 2188fae3551SRodney W. Grimes char *tape; 2198fae3551SRodney W. Grimes int mode; 2208fae3551SRodney W. Grimes { 2218fae3551SRodney W. Grimes char buf[256]; 2228fae3551SRodney W. Grimes 223f5dcc2f1SWarner Losh (void)snprintf(buf, sizeof (buf), "O%.226s\n%d\n", tape, mode); 2248fae3551SRodney W. Grimes rmtstate = TS_OPEN; 2258fae3551SRodney W. Grimes return (rmtcall(tape, buf)); 2268fae3551SRodney W. Grimes } 2278fae3551SRodney W. Grimes 2288fae3551SRodney W. Grimes void 2298fae3551SRodney W. Grimes rmtclose() 2308fae3551SRodney W. Grimes { 2318fae3551SRodney W. Grimes 2328fae3551SRodney W. Grimes if (rmtstate != TS_OPEN) 2338fae3551SRodney W. Grimes return; 2348fae3551SRodney W. Grimes rmtcall("close", "C\n"); 2358fae3551SRodney W. Grimes rmtstate = TS_CLOSED; 2368fae3551SRodney W. Grimes } 2378fae3551SRodney W. Grimes 2388fae3551SRodney W. Grimes int 2398fae3551SRodney W. Grimes rmtread(buf, count) 2408fae3551SRodney W. Grimes char *buf; 2418fae3551SRodney W. Grimes int count; 2428fae3551SRodney W. Grimes { 2438fae3551SRodney W. Grimes char line[30]; 2448fae3551SRodney W. Grimes int n, i, cc; 2458fae3551SRodney W. Grimes extern errno; 2468fae3551SRodney W. Grimes 247f5dcc2f1SWarner Losh (void)snprintf(line, sizeof (line), "R%d\n", count); 2488fae3551SRodney W. Grimes n = rmtcall("read", line); 2498fae3551SRodney W. Grimes if (n < 0) { 2508fae3551SRodney W. Grimes errno = n; 2518fae3551SRodney W. Grimes return (-1); 2528fae3551SRodney W. Grimes } 2538fae3551SRodney W. Grimes for (i = 0; i < n; i += cc) { 2548fae3551SRodney W. Grimes cc = read(rmtape, buf+i, n - i); 2558fae3551SRodney W. Grimes if (cc <= 0) { 2568fae3551SRodney W. Grimes rmtconnaborted(); 2578fae3551SRodney W. Grimes } 2588fae3551SRodney W. Grimes } 2598fae3551SRodney W. Grimes return (n); 2608fae3551SRodney W. Grimes } 2618fae3551SRodney W. Grimes 2628fae3551SRodney W. Grimes int 2638fae3551SRodney W. Grimes rmtwrite(buf, count) 2648fae3551SRodney W. Grimes char *buf; 2658fae3551SRodney W. Grimes int count; 2668fae3551SRodney W. Grimes { 2678fae3551SRodney W. Grimes char line[30]; 2688fae3551SRodney W. Grimes 269f5dcc2f1SWarner Losh (void)snprintf(line, sizeof (line), "W%d\n", count); 2708fae3551SRodney W. Grimes write(rmtape, line, strlen(line)); 2718fae3551SRodney W. Grimes write(rmtape, buf, count); 2728fae3551SRodney W. Grimes return (rmtreply("write")); 2738fae3551SRodney W. Grimes } 2748fae3551SRodney W. Grimes 2758fae3551SRodney W. Grimes void 2768fae3551SRodney W. Grimes rmtwrite0(count) 2778fae3551SRodney W. Grimes int count; 2788fae3551SRodney W. Grimes { 2798fae3551SRodney W. Grimes char line[30]; 2808fae3551SRodney W. Grimes 281f5dcc2f1SWarner Losh (void)snprintf(line, sizeof (line), "W%d\n", count); 2828fae3551SRodney W. Grimes write(rmtape, line, strlen(line)); 2838fae3551SRodney W. Grimes } 2848fae3551SRodney W. Grimes 2858fae3551SRodney W. Grimes void 2868fae3551SRodney W. Grimes rmtwrite1(buf, count) 2878fae3551SRodney W. Grimes char *buf; 2888fae3551SRodney W. Grimes int count; 2898fae3551SRodney W. Grimes { 2908fae3551SRodney W. Grimes 2918fae3551SRodney W. Grimes write(rmtape, buf, count); 2928fae3551SRodney W. Grimes } 2938fae3551SRodney W. Grimes 2948fae3551SRodney W. Grimes int 2958fae3551SRodney W. Grimes rmtwrite2() 2968fae3551SRodney W. Grimes { 2978fae3551SRodney W. Grimes 2988fae3551SRodney W. Grimes return (rmtreply("write")); 2998fae3551SRodney W. Grimes } 3008fae3551SRodney W. Grimes 3018fae3551SRodney W. Grimes int 3028fae3551SRodney W. Grimes rmtseek(offset, pos) 3038fae3551SRodney W. Grimes int offset, pos; 3048fae3551SRodney W. Grimes { 3058fae3551SRodney W. Grimes char line[80]; 3068fae3551SRodney W. Grimes 307f5dcc2f1SWarner Losh (void)snprintf(line, sizeof (line), "L%d\n%d\n", offset, pos); 3088fae3551SRodney W. Grimes return (rmtcall("seek", line)); 3098fae3551SRodney W. Grimes } 3108fae3551SRodney W. Grimes 3118fae3551SRodney W. Grimes struct mtget mts; 3128fae3551SRodney W. Grimes 3138fae3551SRodney W. Grimes struct mtget * 3148fae3551SRodney W. Grimes rmtstatus() 3158fae3551SRodney W. Grimes { 3168fae3551SRodney W. Grimes register int i; 3178fae3551SRodney W. Grimes register char *cp; 3188fae3551SRodney W. Grimes 3198fae3551SRodney W. Grimes if (rmtstate != TS_OPEN) 3208fae3551SRodney W. Grimes return (NULL); 3218fae3551SRodney W. Grimes rmtcall("status", "S\n"); 3228fae3551SRodney W. Grimes for (i = 0, cp = (char *)&mts; i < sizeof(mts); i++) 3238fae3551SRodney W. Grimes *cp++ = rmtgetb(); 3248fae3551SRodney W. Grimes return (&mts); 3258fae3551SRodney W. Grimes } 3268fae3551SRodney W. Grimes 3278fae3551SRodney W. Grimes int 3288fae3551SRodney W. Grimes rmtioctl(cmd, count) 3298fae3551SRodney W. Grimes int cmd, count; 3308fae3551SRodney W. Grimes { 3318fae3551SRodney W. Grimes char buf[256]; 3328fae3551SRodney W. Grimes 3338fae3551SRodney W. Grimes if (count < 0) 3348fae3551SRodney W. Grimes return (-1); 335f5dcc2f1SWarner Losh (void)snprintf(buf, sizeof (buf), "I%d\n%d\n", cmd, count); 3368fae3551SRodney W. Grimes return (rmtcall("ioctl", buf)); 3378fae3551SRodney W. Grimes } 3388fae3551SRodney W. Grimes 3398fae3551SRodney W. Grimes static int 3408fae3551SRodney W. Grimes rmtcall(cmd, buf) 3418fae3551SRodney W. Grimes char *cmd, *buf; 3428fae3551SRodney W. Grimes { 3438fae3551SRodney W. Grimes 3448fae3551SRodney W. Grimes if (write(rmtape, buf, strlen(buf)) != strlen(buf)) 3458fae3551SRodney W. Grimes rmtconnaborted(); 3468fae3551SRodney W. Grimes return (rmtreply(cmd)); 3478fae3551SRodney W. Grimes } 3488fae3551SRodney W. Grimes 3498fae3551SRodney W. Grimes static int 3508fae3551SRodney W. Grimes rmtreply(cmd) 3518fae3551SRodney W. Grimes char *cmd; 3528fae3551SRodney W. Grimes { 3538fae3551SRodney W. Grimes register char *cp; 3548fae3551SRodney W. Grimes char code[30], emsg[BUFSIZ]; 3558fae3551SRodney W. Grimes 3568fae3551SRodney W. Grimes rmtgets(code, sizeof (code)); 3578fae3551SRodney W. Grimes if (*code == 'E' || *code == 'F') { 3588fae3551SRodney W. Grimes rmtgets(emsg, sizeof (emsg)); 3598fae3551SRodney W. Grimes msg("%s: %s", cmd, emsg); 3608fae3551SRodney W. Grimes if (*code == 'F') { 3618fae3551SRodney W. Grimes rmtstate = TS_CLOSED; 3628fae3551SRodney W. Grimes return (-1); 3638fae3551SRodney W. Grimes } 3648fae3551SRodney W. Grimes return (-1); 3658fae3551SRodney W. Grimes } 3668fae3551SRodney W. Grimes if (*code != 'A') { 3678fae3551SRodney W. Grimes /* Kill trailing newline */ 3688fae3551SRodney W. Grimes cp = code + strlen(code); 3698fae3551SRodney W. Grimes if (cp > code && *--cp == '\n') 3708fae3551SRodney W. Grimes *cp = '\0'; 3718fae3551SRodney W. Grimes 3728fae3551SRodney W. Grimes msg("Protocol to remote tape server botched (code \"%s\").\n", 3738fae3551SRodney W. Grimes code); 3748fae3551SRodney W. Grimes rmtconnaborted(); 3758fae3551SRodney W. Grimes } 3768fae3551SRodney W. Grimes return (atoi(code + 1)); 3778fae3551SRodney W. Grimes } 3788fae3551SRodney W. Grimes 3798fae3551SRodney W. Grimes int 3808fae3551SRodney W. Grimes rmtgetb() 3818fae3551SRodney W. Grimes { 3828fae3551SRodney W. Grimes char c; 3838fae3551SRodney W. Grimes 3848fae3551SRodney W. Grimes if (read(rmtape, &c, 1) != 1) 3858fae3551SRodney W. Grimes rmtconnaborted(); 3868fae3551SRodney W. Grimes return (c); 3878fae3551SRodney W. Grimes } 3888fae3551SRodney W. Grimes 3898fae3551SRodney W. Grimes /* Get a line (guaranteed to have a trailing newline). */ 3908fae3551SRodney W. Grimes void 3918fae3551SRodney W. Grimes rmtgets(line, len) 3928fae3551SRodney W. Grimes char *line; 3938fae3551SRodney W. Grimes int len; 3948fae3551SRodney W. Grimes { 3958fae3551SRodney W. Grimes register char *cp = line; 3968fae3551SRodney W. Grimes 3978fae3551SRodney W. Grimes while (len > 1) { 3988fae3551SRodney W. Grimes *cp = rmtgetb(); 3998fae3551SRodney W. Grimes if (*cp == '\n') { 4008fae3551SRodney W. Grimes cp[1] = '\0'; 4018fae3551SRodney W. Grimes return; 4028fae3551SRodney W. Grimes } 4038fae3551SRodney W. Grimes cp++; 4048fae3551SRodney W. Grimes len--; 4058fae3551SRodney W. Grimes } 4068fae3551SRodney W. Grimes *cp = '\0'; 4078fae3551SRodney W. Grimes msg("Protocol to remote tape server botched.\n"); 4088fae3551SRodney W. Grimes msg("(rmtgets got \"%s\").\n", line); 4098fae3551SRodney W. Grimes rmtconnaborted(); 4108fae3551SRodney W. Grimes } 411