1/* 2 * Copyright (c) 1985, 1987, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34#ifndef lint 35static const char copyright[] = 36"@(#) Copyright (c) 1985, 1987, 1993\n\ 37 The Regents of the University of California. All rights reserved.\n"; 38#endif /* not lint */ 39 40#ifndef lint 41#if 0 42static char sccsid[] = "@(#)tcopy.c 8.2 (Berkeley) 4/17/94"; 43#endif 44static const char rcsid[] =
| 1/* 2 * Copyright (c) 1985, 1987, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34#ifndef lint 35static const char copyright[] = 36"@(#) Copyright (c) 1985, 1987, 1993\n\ 37 The Regents of the University of California. All rights reserved.\n"; 38#endif /* not lint */ 39 40#ifndef lint 41#if 0 42static char sccsid[] = "@(#)tcopy.c 8.2 (Berkeley) 4/17/94"; 43#endif 44static const char rcsid[] =
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45 "$Id$";
| 45 "$Id: tcopy.c,v 1.4 1997/08/14 06:41:00 charnier Exp $";
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46#endif /* not lint */ 47 48#include <sys/types.h> 49#include <sys/stat.h> 50#include <sys/ioctl.h> 51#include <sys/mtio.h> 52 53#include <err.h> 54#include <errno.h> 55#include <fcntl.h> 56#include <signal.h> 57#include <stdio.h> 58#include <stdlib.h> 59#include <string.h> 60#include <unistd.h> 61 62#include "pathnames.h" 63 64#define MAXREC (64 * 1024) 65#define NOCOUNT (-2) 66 67int filen, guesslen, maxblk = MAXREC;
| 46#endif /* not lint */ 47 48#include <sys/types.h> 49#include <sys/stat.h> 50#include <sys/ioctl.h> 51#include <sys/mtio.h> 52 53#include <err.h> 54#include <errno.h> 55#include <fcntl.h> 56#include <signal.h> 57#include <stdio.h> 58#include <stdlib.h> 59#include <string.h> 60#include <unistd.h> 61 62#include "pathnames.h" 63 64#define MAXREC (64 * 1024) 65#define NOCOUNT (-2) 66 67int filen, guesslen, maxblk = MAXREC;
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68u_long lastrec, record, size, tsize;
| 68u_int64_t lastrec, record, size, tsize;
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69FILE *msg = stdout; 70 71void *getspace __P((int)); 72void intr __P((int)); 73static void usage __P((void)); 74void verify __P((int, int, char *)); 75void writeop __P((int, int));
| 69FILE *msg = stdout; 70 71void *getspace __P((int)); 72void intr __P((int)); 73static void usage __P((void)); 74void verify __P((int, int, char *)); 75void writeop __P((int, int));
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| 76void rewind_tape(int);
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76 77int 78main(argc, argv) 79 int argc; 80 char *argv[]; 81{ 82 register int lastnread, nread, nw, inp, outp; 83 enum {READ, VERIFY, COPY, COPYVERIFY} op = READ; 84 sig_t oldsig; 85 int ch, needeof; 86 char *buff, *inf; 87 88 guesslen = 1; 89 while ((ch = getopt(argc, argv, "cs:vx")) != -1) 90 switch((char)ch) { 91 case 'c': 92 op = COPYVERIFY; 93 break; 94 case 's': 95 maxblk = atoi(optarg); 96 if (maxblk <= 0) { 97 warnx("illegal block size"); 98 usage(); 99 } 100 guesslen = 0; 101 break; 102 case 'v': 103 op = VERIFY; 104 break; 105 case 'x': 106 msg = stderr; 107 break; 108 case '?': 109 default: 110 usage(); 111 } 112 argc -= optind; 113 argv += optind; 114 115 switch(argc) { 116 case 0: 117 if (op != READ) 118 usage(); 119 inf = _PATH_DEFTAPE; 120 break; 121 case 1: 122 if (op != READ) 123 usage(); 124 inf = argv[0]; 125 break; 126 case 2: 127 if (op == READ) 128 op = COPY; 129 inf = argv[0]; 130 if ((outp = open(argv[1], op == VERIFY ? O_RDONLY : 131 op == COPY ? O_WRONLY : O_RDWR, DEFFILEMODE)) < 0) 132 err(3, "%s", argv[1]); 133 break; 134 default: 135 usage(); 136 } 137 138 if ((inp = open(inf, O_RDONLY, 0)) < 0) 139 err(1, "%s", inf); 140 141 buff = getspace(maxblk); 142 143 if (op == VERIFY) { 144 verify(inp, outp, buff); 145 exit(0); 146 } 147 148 if ((oldsig = signal(SIGINT, SIG_IGN)) != SIG_IGN) 149 (void) signal(SIGINT, intr); 150 151 needeof = 0; 152 for (lastnread = NOCOUNT;;) { 153 if ((nread = read(inp, buff, maxblk)) == -1) { 154 while (errno == EINVAL && (maxblk -= 1024)) { 155 nread = read(inp, buff, maxblk); 156 if (nread >= 0) 157 goto r1; 158 }
| 77 78int 79main(argc, argv) 80 int argc; 81 char *argv[]; 82{ 83 register int lastnread, nread, nw, inp, outp; 84 enum {READ, VERIFY, COPY, COPYVERIFY} op = READ; 85 sig_t oldsig; 86 int ch, needeof; 87 char *buff, *inf; 88 89 guesslen = 1; 90 while ((ch = getopt(argc, argv, "cs:vx")) != -1) 91 switch((char)ch) { 92 case 'c': 93 op = COPYVERIFY; 94 break; 95 case 's': 96 maxblk = atoi(optarg); 97 if (maxblk <= 0) { 98 warnx("illegal block size"); 99 usage(); 100 } 101 guesslen = 0; 102 break; 103 case 'v': 104 op = VERIFY; 105 break; 106 case 'x': 107 msg = stderr; 108 break; 109 case '?': 110 default: 111 usage(); 112 } 113 argc -= optind; 114 argv += optind; 115 116 switch(argc) { 117 case 0: 118 if (op != READ) 119 usage(); 120 inf = _PATH_DEFTAPE; 121 break; 122 case 1: 123 if (op != READ) 124 usage(); 125 inf = argv[0]; 126 break; 127 case 2: 128 if (op == READ) 129 op = COPY; 130 inf = argv[0]; 131 if ((outp = open(argv[1], op == VERIFY ? O_RDONLY : 132 op == COPY ? O_WRONLY : O_RDWR, DEFFILEMODE)) < 0) 133 err(3, "%s", argv[1]); 134 break; 135 default: 136 usage(); 137 } 138 139 if ((inp = open(inf, O_RDONLY, 0)) < 0) 140 err(1, "%s", inf); 141 142 buff = getspace(maxblk); 143 144 if (op == VERIFY) { 145 verify(inp, outp, buff); 146 exit(0); 147 } 148 149 if ((oldsig = signal(SIGINT, SIG_IGN)) != SIG_IGN) 150 (void) signal(SIGINT, intr); 151 152 needeof = 0; 153 for (lastnread = NOCOUNT;;) { 154 if ((nread = read(inp, buff, maxblk)) == -1) { 155 while (errno == EINVAL && (maxblk -= 1024)) { 156 nread = read(inp, buff, maxblk); 157 if (nread >= 0) 158 goto r1; 159 }
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159 err(1, "read error, file %d, record %ld", filen, record);
| 160 err(1, "read error, file %d, record %qu", filen, record);
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160 } else if (nread != lastnread) { 161 if (lastnread != 0 && lastnread != NOCOUNT) { 162 if (lastrec == 0 && nread == 0)
| 161 } else if (nread != lastnread) { 162 if (lastnread != 0 && lastnread != NOCOUNT) { 163 if (lastrec == 0 && nread == 0)
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163 fprintf(msg, "%ld records\n", record);
| 164 fprintf(msg, "%qu records\n", record);
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164 else if (record - lastrec > 1)
| 165 else if (record - lastrec > 1)
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165 fprintf(msg, "records %ld to %ld\n",
| 166 fprintf(msg, "records %qu to %qu\n",
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166 lastrec, record); 167 else
| 167 lastrec, record); 168 else
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168 fprintf(msg, "record %ld\n", lastrec);
| 169 fprintf(msg, "record %qu\n", lastrec);
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169 } 170 if (nread != 0) 171 fprintf(msg, "file %d: block size %d: ", 172 filen, nread); 173 (void) fflush(stdout); 174 lastrec = record; 175 } 176r1: guesslen = 0; 177 if (nread > 0) { 178 if (op == COPY || op == COPYVERIFY) { 179 if (needeof) { 180 writeop(outp, MTWEOF); 181 needeof = 0; 182 } 183 nw = write(outp, buff, nread); 184 if (nw != nread) { 185 if (nw == -1) {
| 170 } 171 if (nread != 0) 172 fprintf(msg, "file %d: block size %d: ", 173 filen, nread); 174 (void) fflush(stdout); 175 lastrec = record; 176 } 177r1: guesslen = 0; 178 if (nread > 0) { 179 if (op == COPY || op == COPYVERIFY) { 180 if (needeof) { 181 writeop(outp, MTWEOF); 182 needeof = 0; 183 } 184 nw = write(outp, buff, nread); 185 if (nw != nread) { 186 if (nw == -1) {
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186 warn("write error, file %d, record %ld", filen, record);
| 187 warn("write error, file %d, record %qu", filen, record);
|
187 } else {
| 188 } else {
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188 warnx("write error, file %d, record %ld", filen, record);
| 189 warnx("write error, file %d, record %qu", filen, record);
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189 warnx("write (%d) != read (%d)", nw, nread); 190 } 191 errx(5, "copy aborted"); 192 } 193 } 194 size += nread; 195 record++; 196 } else { 197 if (lastnread <= 0 && lastnread != NOCOUNT) { 198 fprintf(msg, "eot\n"); 199 break; 200 } 201 fprintf(msg,
| 190 warnx("write (%d) != read (%d)", nw, nread); 191 } 192 errx(5, "copy aborted"); 193 } 194 } 195 size += nread; 196 record++; 197 } else { 198 if (lastnread <= 0 && lastnread != NOCOUNT) { 199 fprintf(msg, "eot\n"); 200 break; 201 } 202 fprintf(msg,
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202 "file %d: eof after %lu records: %lu bytes\n",
| 203 "file %d: eof after %qu records: %qu bytes\n",
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203 filen, record, size); 204 needeof = 1; 205 filen++; 206 tsize += size; 207 size = record = lastrec = 0; 208 lastnread = 0; 209 } 210 lastnread = nread; 211 }
| 204 filen, record, size); 205 needeof = 1; 206 filen++; 207 tsize += size; 208 size = record = lastrec = 0; 209 lastnread = 0; 210 } 211 lastnread = nread; 212 }
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212 fprintf(msg, "total length: %lu bytes\n", tsize);
| 213 fprintf(msg, "total length: %qu bytes\n", tsize);
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213 (void)signal(SIGINT, oldsig); 214 if (op == COPY || op == COPYVERIFY) { 215 writeop(outp, MTWEOF); 216 writeop(outp, MTWEOF); 217 if (op == COPYVERIFY) {
| 214 (void)signal(SIGINT, oldsig); 215 if (op == COPY || op == COPYVERIFY) { 216 writeop(outp, MTWEOF); 217 writeop(outp, MTWEOF); 218 if (op == COPYVERIFY) {
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218 writeop(outp, MTREW); 219 writeop(inp, MTREW);
| 219 rewind_tape(outp); 220 rewind_tape(inp);
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220 verify(inp, outp, buff); 221 } 222 } 223 exit(0); 224} 225 226void 227verify(inp, outp, outb) 228 register int inp, outp; 229 register char *outb; 230{ 231 register int eot, inmaxblk, inn, outmaxblk, outn; 232 register char *inb; 233 234 inb = getspace(maxblk); 235 inmaxblk = outmaxblk = maxblk; 236 for (eot = 0;; guesslen = 0) { 237 if ((inn = read(inp, inb, inmaxblk)) == -1) { 238 if (guesslen) 239 while (errno == EINVAL && (inmaxblk -= 1024)) { 240 inn = read(inp, inb, inmaxblk); 241 if (inn >= 0) 242 goto r1; 243 } 244 warn("read error"); 245 break; 246 } 247r1: if ((outn = read(outp, outb, outmaxblk)) == -1) { 248 if (guesslen) 249 while (errno == EINVAL && (outmaxblk -= 1024)) { 250 outn = read(outp, outb, outmaxblk); 251 if (outn >= 0) 252 goto r2; 253 } 254 warn("read error"); 255 break; 256 } 257r2: if (inn != outn) { 258 fprintf(msg, 259 "%s: tapes have different block sizes; %d != %d.\n", 260 "tcopy", inn, outn); 261 break; 262 } 263 if (!inn) { 264 if (eot++) { 265 fprintf(msg, "tcopy: tapes are identical.\n"); 266 return; 267 } 268 } else { 269 if (bcmp(inb, outb, inn)) { 270 fprintf(msg, 271 "tcopy: tapes have different data.\n"); 272 break; 273 } 274 eot = 0; 275 } 276 } 277 exit(1); 278} 279 280void 281intr(signo) 282 int signo; 283{ 284 if (record) 285 if (record - lastrec > 1)
| 221 verify(inp, outp, buff); 222 } 223 } 224 exit(0); 225} 226 227void 228verify(inp, outp, outb) 229 register int inp, outp; 230 register char *outb; 231{ 232 register int eot, inmaxblk, inn, outmaxblk, outn; 233 register char *inb; 234 235 inb = getspace(maxblk); 236 inmaxblk = outmaxblk = maxblk; 237 for (eot = 0;; guesslen = 0) { 238 if ((inn = read(inp, inb, inmaxblk)) == -1) { 239 if (guesslen) 240 while (errno == EINVAL && (inmaxblk -= 1024)) { 241 inn = read(inp, inb, inmaxblk); 242 if (inn >= 0) 243 goto r1; 244 } 245 warn("read error"); 246 break; 247 } 248r1: if ((outn = read(outp, outb, outmaxblk)) == -1) { 249 if (guesslen) 250 while (errno == EINVAL && (outmaxblk -= 1024)) { 251 outn = read(outp, outb, outmaxblk); 252 if (outn >= 0) 253 goto r2; 254 } 255 warn("read error"); 256 break; 257 } 258r2: if (inn != outn) { 259 fprintf(msg, 260 "%s: tapes have different block sizes; %d != %d.\n", 261 "tcopy", inn, outn); 262 break; 263 } 264 if (!inn) { 265 if (eot++) { 266 fprintf(msg, "tcopy: tapes are identical.\n"); 267 return; 268 } 269 } else { 270 if (bcmp(inb, outb, inn)) { 271 fprintf(msg, 272 "tcopy: tapes have different data.\n"); 273 break; 274 } 275 eot = 0; 276 } 277 } 278 exit(1); 279} 280 281void 282intr(signo) 283 int signo; 284{ 285 if (record) 286 if (record - lastrec > 1)
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286 fprintf(msg, "records %ld to %ld\n", lastrec, record);
| 287 fprintf(msg, "records %qu to %qu\n", lastrec, record);
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287 else
| 288 else
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288 fprintf(msg, "record %ld\n", lastrec); 289 fprintf(msg, "interrupt at file %d: record %ld\n", filen, record);
| 289 fprintf(msg, "record %qu\n", lastrec); 290 fprintf(msg, "interrupt at file %d: record %qu\n", filen, record);
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290 fprintf(msg, "total length: %ld bytes\n", tsize + size); 291 exit(1); 292} 293 294void * 295getspace(blk) 296 int blk; 297{ 298 void *bp; 299 300 if ((bp = malloc((size_t)blk)) == NULL) 301 errx(11, "no memory"); 302 return (bp); 303} 304 305void 306writeop(fd, type) 307 int fd, type; 308{ 309 struct mtop op; 310 311 op.mt_op = type; 312 op.mt_count = (daddr_t)1; 313 if (ioctl(fd, MTIOCTOP, (char *)&op) < 0) 314 err(6, "tape op"); 315} 316 317static void 318usage() 319{ 320 fprintf(stderr, "usage: tcopy [-cvx] [-s maxblk] [src [dest]]\n"); 321 exit(1); 322}
| 291 fprintf(msg, "total length: %ld bytes\n", tsize + size); 292 exit(1); 293} 294 295void * 296getspace(blk) 297 int blk; 298{ 299 void *bp; 300 301 if ((bp = malloc((size_t)blk)) == NULL) 302 errx(11, "no memory"); 303 return (bp); 304} 305 306void 307writeop(fd, type) 308 int fd, type; 309{ 310 struct mtop op; 311 312 op.mt_op = type; 313 op.mt_count = (daddr_t)1; 314 if (ioctl(fd, MTIOCTOP, (char *)&op) < 0) 315 err(6, "tape op"); 316} 317 318static void 319usage() 320{ 321 fprintf(stderr, "usage: tcopy [-cvx] [-s maxblk] [src [dest]]\n"); 322 exit(1); 323}
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| 324 325void 326rewind_tape(int fd) 327{ 328 struct stat sp; 329 330 if(fstat(fd, &sp)) 331 errx(12, "fstat in rewind"); 332 333 /* 334 * don't want to do tape ioctl on regular files: 335 */ 336 if( S_ISREG(sp.st_mode) ) { 337 if( lseek(fd, 0, SEEK_SET) == -1 ) 338 errx(13, "lseek"); 339 } else 340 /* assume its a tape */ 341 writeop(fd, MTREW); 342}
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| |