1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /*
28 * labelit [option=value ...] cdimage
29 * where options are:
30 * sysid system identifier (a characters, 32 max)
31 * volid: volume identifier (d-characters, 32 max)
32 * volsetid: volume set identifier (d-characters, 128 max)
33 * pubid: publisher identifier (d-characters, 128 max)
34 * prepid: data preparer identifier (d-charcter, 128 max)
35 * applid: application identifier (d-charcter, 128 max)
36 * copyfile: copyright file identifier (d-characters, 128 max)
37 * absfile: abstract file identifier (d-characters, 37 max)
38 * bibfile: bibliographic file identifier (d-charcters, 37 max)
39 */
40
41 #include <fcntl.h>
42 #include <stdio.h>
43 #include <sys/param.h>
44 #include <sys/stat.h>
45 #include <sys/time.h>
46 #include <sys/types.h>
47 #include <sys/file.h>
48 #include <dirent.h>
49
50 #include <sys/fs/hsfs_isospec.h>
51 #include <sys/fs/hsfs_spec.h>
52
53 #define PUTSECTOR(buf, secno, nosec) (putdisk(buf, (secno)*ISO_SECTOR_SIZE, \
54 (nosec)*ISO_SECTOR_SIZE))
55 #define GETSECTOR(buf, secno, nosec) (getdisk(buf, (secno)*ISO_SECTOR_SIZE, \
56 (nosec)*ISO_SECTOR_SIZE))
57
58 char *string;
59 #define MAXERRSTRNG 80
60 char errstrng[MAXERRSTRNG];
61 char callname[160];
62
63 int cdfd;
64 int cd_type;
65 char hs_buf[ISO_SECTOR_SIZE];
66 int hs_pvd_sec_no;
67 char iso_buf[ISO_SECTOR_SIZE];
68 int iso_pvd_sec_no;
69 char unix_buf[ISO_SECTOR_SIZE];
70 int unix_pvd_sec_no;
71 char *vdp;
72 char *sysid;
73 char *volid;
74 char *volsetid;
75 char *pubid;
76 char *prepid;
77 char *applid;
78 char *copyfile;
79 char *absfile;
80 char *bibfile;
81 int volsetsize;
82 int volsetseq;
83 int blksize;
84 int volsize;
85
86 static int match(char *s);
87 static void usage(void);
88 static void putdisk(char *buf, int daddr, int size);
89 static void getdisk(char *buf, int daddr, int size);
90 static void prntstring(char *heading, char *s, int maxlen);
91 static void copystring(char *from, char *to, int size);
92 static void prntlabel(void);
93 static void updatelabel(void);
94 static void ckvoldesc(void);
95
96 int
main(int argc,char ** argv)97 main(int argc, char **argv)
98 {
99 int c;
100 int openopt;
101
102 strcpy(callname, argv[0]);
103 for (c = 1; c < argc; c++) {
104 string = argv[c];
105 if (match("sysid=")) {
106 sysid = string;
107 continue;
108 }
109 if (match("volid=")) {
110 volid = string;
111 continue;
112 }
113 if (match("volsetid=")) {
114 volsetid = string;
115 continue;
116 }
117 if (match("pubid=")) {
118 pubid = string;
119 continue;
120 }
121 if (match("prepid=")) {
122 prepid = string;
123 continue;
124 }
125 if (match("applid=")) {
126 applid = string;
127 continue;
128 }
129 if (match("copyfile=")) {
130 copyfile = string;
131 continue;
132 }
133 if (match("absfile=")) {
134 absfile = string;
135 continue;
136 }
137 if (match("bibfile=")) {
138 bibfile = string;
139 continue;
140 }
141 break;
142 }
143 /* the last argument must be the cdrom iamge file */
144 if (argc != c+1) {
145 if (argc > 1)
146 fprintf(stderr, "%s: Illegal option %s in input\n",
147 callname, string);
148 usage();
149 }
150
151 /* open image file in read write only if necessary */
152 if (argc == 2) openopt = O_RDONLY;
153 else openopt = O_RDWR;
154
155 if ((cdfd = open(argv[c], openopt)) < 0) {
156 if (strchr(argv[c], '=') ||
157 strchr(argv[c], '-')) {
158 usage();
159 }
160 sprintf(errstrng, "%s: main: open(): ", callname);
161 perror(errstrng);
162 exit(32);
163 }
164
165 /* check volume descriptor */
166 (void) ckvoldesc();
167
168 if (cd_type < 0) {
169 fprintf(stderr, "%s: unknown cdrom format label\n", callname);
170 exit(32);
171 }
172
173 /* update label, if needed */
174 if (argc != 2) updatelabel();
175
176 /* print the (updated) image label */
177 prntlabel();
178
179 close(cdfd);
180 return (0);
181 }
182
183 static void
usage(void)184 usage(void)
185 {
186 fprintf(stderr, "usage: %s [-F ufs] [option=value ...] cdimage\n",
187 callname);
188 exit(32);
189 }
190
191 /*
192 * findhsvol: check if the disk is in high sierra format
193 * return(1) if found, (0) otherwise
194 * if found, volp will point to the descriptor
195 *
196 */
197 int
findhsvol(volp)198 findhsvol(volp)
199 char *volp;
200 {
201 int secno;
202 int i;
203
204 secno = HS_VOLDESC_SEC;
205 GETSECTOR(volp, secno++, 1);
206 while (HSV_DESC_TYPE(volp) != VD_EOV) {
207 for (i = 0; i < HSV_ID_STRLEN; i++)
208 if (HSV_STD_ID(volp)[i] != HSV_ID_STRING[i])
209 goto cantfind;
210 if (HSV_STD_VER(volp) != HSV_ID_VER)
211 goto cantfind;
212 switch (HSV_DESC_TYPE(volp)) {
213 case VD_SFS:
214 hs_pvd_sec_no = secno-1;
215 return (1);
216 case VD_EOV:
217 goto cantfind;
218 }
219 GETSECTOR(volp, secno++, 1);
220 }
221 cantfind:
222 return (0);
223 }
224
225 /*
226 * findisovol: check if the disk is in ISO 9660 format
227 * return(1) if found, (0) otherwise
228 * if found, volp will point to the descriptor
229 *
230 */
231 int
findisovol(volp)232 findisovol(volp)
233 char *volp;
234 {
235 int secno;
236 int i;
237
238 secno = ISO_VOLDESC_SEC;
239 GETSECTOR(volp, secno++, 1);
240 while (ISO_DESC_TYPE(volp) != ISO_VD_EOV) {
241 for (i = 0; i < ISO_ID_STRLEN; i++)
242 if (ISO_STD_ID(volp)[i] != ISO_ID_STRING[i])
243 goto cantfind;
244 if (ISO_STD_VER(volp) != ISO_ID_VER)
245 goto cantfind;
246 switch (ISO_DESC_TYPE(volp)) {
247 case ISO_VD_PVD:
248 iso_pvd_sec_no = secno-1;
249 return (1);
250 case ISO_VD_EOV:
251 goto cantfind;
252 }
253 GETSECTOR(volp, secno++, 1);
254 }
255 cantfind:
256 return (0);
257 }
258
259 /*
260 * findunixvol: check if the disk is in UNIX extension format
261 * return(1) if found, (0) otherwise
262 * if found, volp will point to the descriptor
263 *
264 */
265 int
findunixvol(volp)266 findunixvol(volp)
267 char *volp;
268 {
269 int secno;
270 int i;
271
272 secno = ISO_VOLDESC_SEC;
273 GETSECTOR(volp, secno++, 1);
274 while (ISO_DESC_TYPE(volp) != ISO_VD_EOV) {
275 for (i = 0; i < ISO_ID_STRLEN; i++)
276 if (ISO_STD_ID(volp)[i] != ISO_ID_STRING[i])
277 goto cantfind;
278 if (ISO_STD_VER(volp) != ISO_ID_VER)
279 goto cantfind;
280 switch (ISO_DESC_TYPE(volp)) {
281 case ISO_VD_UNIX:
282 unix_pvd_sec_no = secno-1;
283 return (1);
284 case ISO_VD_EOV:
285 goto cantfind;
286 }
287 GETSECTOR(volp, secno++, 1);
288 }
289 cantfind:
290 return (0);
291 }
292
293 static void
ckvoldesc(void)294 ckvoldesc(void)
295 {
296 if (findhsvol(hs_buf))
297 cd_type = 0;
298 else if (findisovol(iso_buf)) {
299 if (findunixvol(unix_buf))
300 cd_type = 2;
301 else cd_type = 1;
302 } else {
303 cd_type = -1;
304 }
305 }
306
307 static void
updatelabel(void)308 updatelabel(void)
309 {
310 switch (cd_type) {
311 case 0:
312 copystring(sysid, (char *)HSV_sys_id(hs_buf), 32);
313 copystring(volid, (char *)HSV_vol_id(hs_buf), 32);
314 copystring(volsetid, (char *)HSV_vol_set_id(hs_buf), 128);
315 copystring(pubid, (char *)HSV_pub_id(hs_buf), 128);
316 copystring(prepid, (char *)HSV_prep_id(hs_buf), 128);
317 copystring(applid, (char *)HSV_appl_id(hs_buf), 128);
318 copystring(copyfile, (char *)HSV_copyr_id(hs_buf), 37);
319 copystring(absfile, (char *)HSV_abstr_id(hs_buf), 37);
320 PUTSECTOR(hs_buf, hs_pvd_sec_no, 1);
321 break;
322 case 2:
323 copystring(sysid, (char *)ISO_sys_id(unix_buf), 32);
324 copystring(volid, (char *)ISO_vol_id(unix_buf), 32);
325 copystring(volsetid, (char *)ISO_vol_set_id(unix_buf), 128);
326 copystring(pubid, (char *)ISO_pub_id(unix_buf), 128);
327 copystring(prepid, (char *)ISO_prep_id(unix_buf), 128);
328 copystring(applid, (char *)ISO_appl_id(unix_buf), 128);
329 copystring(copyfile, (char *)ISO_copyr_id(unix_buf), 37);
330 copystring(absfile, (char *)ISO_abstr_id(unix_buf), 37);
331 copystring(bibfile, (char *)ISO_bibli_id(unix_buf), 37);
332 PUTSECTOR(unix_buf, unix_pvd_sec_no, 1);
333 /*
334 * after update unix volume descriptor,
335 * fall thru to update the iso primary vol descriptor
336 */
337 /* FALLTHROUGH */
338 case 1:
339 copystring(sysid, (char *)ISO_sys_id(iso_buf), 32);
340 copystring(volid, (char *)ISO_vol_id(iso_buf), 32);
341 copystring(volsetid, (char *)ISO_vol_set_id(iso_buf), 128);
342 copystring(pubid, (char *)ISO_pub_id(iso_buf), 128);
343 copystring(prepid, (char *)ISO_prep_id(iso_buf), 128);
344 copystring(applid, (char *)ISO_appl_id(iso_buf), 128);
345 copystring(copyfile, (char *)ISO_copyr_id(iso_buf), 37);
346 copystring(absfile, (char *)ISO_abstr_id(iso_buf), 37);
347 copystring(bibfile, (char *)ISO_bibli_id(iso_buf), 37);
348 PUTSECTOR(iso_buf, iso_pvd_sec_no, 1);
349 break;
350 }
351 }
352
353 static void
prntlabel(void)354 prntlabel(void)
355 {
356 int i;
357 switch (cd_type) {
358 case 0:
359 printf("CD-ROM is in High Sierra format\n");
360 sysid = (char *)HSV_sys_id(hs_buf);
361 volid = (char *)HSV_vol_id(hs_buf);
362 volsetid = (char *)HSV_vol_set_id(hs_buf);
363 pubid = (char *)HSV_pub_id(hs_buf);
364 prepid = (char *)HSV_prep_id(hs_buf);
365 applid = (char *)HSV_appl_id(hs_buf);
366 copyfile = (char *)HSV_copyr_id(hs_buf);
367 absfile = (char *)HSV_abstr_id(hs_buf);
368 bibfile = NULL;
369 volsetsize = HSV_SET_SIZE(hs_buf);
370 volsetseq = HSV_SET_SEQ(hs_buf);
371 blksize = HSV_BLK_SIZE(hs_buf);
372 volsize = HSV_VOL_SIZE(hs_buf);
373 break;
374 case 1:
375 printf("CD-ROM is in ISO 9660 format\n");
376 sysid = (char *)ISO_sys_id(iso_buf);
377 volid = (char *)ISO_vol_id(iso_buf);
378 volsetid = (char *)ISO_vol_set_id(iso_buf);
379 pubid = (char *)ISO_pub_id(iso_buf);
380 prepid = (char *)ISO_prep_id(iso_buf);
381 applid = (char *)ISO_appl_id(iso_buf);
382 copyfile = (char *)ISO_copyr_id(iso_buf);
383 absfile = (char *)ISO_abstr_id(iso_buf);
384 bibfile = (char *)ISO_bibli_id(iso_buf);
385 volsetsize = ISO_SET_SIZE(iso_buf);
386 volsetseq = ISO_SET_SEQ(iso_buf);
387 blksize = ISO_BLK_SIZE(iso_buf);
388 volsize = ISO_VOL_SIZE(iso_buf);
389 break;
390 case 2:
391 printf("CD-ROM is in ISO 9660 format with UNIX extension\n");
392 sysid = (char *)ISO_sys_id(unix_buf);
393 volid = (char *)ISO_vol_id(unix_buf);
394 volsetid = (char *)ISO_vol_set_id(unix_buf);
395 pubid = (char *)ISO_pub_id(unix_buf);
396 prepid = (char *)ISO_prep_id(unix_buf);
397 applid = (char *)ISO_appl_id(unix_buf);
398 copyfile = (char *)ISO_copyr_id(unix_buf);
399 absfile = (char *)ISO_abstr_id(unix_buf);
400 bibfile = (char *)ISO_bibli_id(unix_buf);
401 volsetsize = ISO_SET_SIZE(unix_buf);
402 volsetseq = ISO_SET_SEQ(unix_buf);
403 blksize = ISO_BLK_SIZE(unix_buf);
404 volsize = ISO_VOL_SIZE(unix_buf);
405 break;
406 default:
407 return;
408 }
409 /* system id */
410 prntstring("System id", sysid, 32);
411 /* read volume id */
412 prntstring("Volume id", volid, 32);
413 /* read volume set id */
414 prntstring("Volume set id", volsetid, 128);
415 /* publisher id */
416 prntstring("Publisher id", pubid, 128);
417 /* data preparer id */
418 prntstring("Data preparer id", prepid, 128);
419 /* application id */
420 prntstring("Application id", applid, 128);
421 /* copyright file identifier */
422 prntstring("Copyright File id", copyfile, 37);
423 /* Abstract file identifier */
424 prntstring("Abstract File id", absfile, 37);
425 /* Bibliographic file identifier */
426 prntstring("Bibliographic File id", bibfile, 37);
427 /* print volume set size */
428 printf("Volume set size is %d\n", volsetsize);
429 /* print volume set sequnce number */
430 printf("Volume set sequence number is %d\n", volsetseq);
431 /* print logical block size */
432 printf("Logical block size is %d\n", blksize);
433 /* print volume size */
434 printf("Volume size is %d\n", volsize);
435 }
436
437 static void
copystring(char * from,char * to,int size)438 copystring(char *from, char *to, int size)
439 {
440 int i;
441
442 if (from == NULL)
443 return;
444 for (i = 0; i < size; i++) {
445 if (*from == '\0')
446 break;
447 else *to++ = *from++;
448 }
449 for (; i < size; i++) *to++ = ' ';
450 }
451
452 static void
prntstring(char * heading,char * s,int maxlen)453 prntstring(char *heading, char *s, int maxlen)
454 {
455 int i;
456 if (maxlen < 1)
457 return;
458 if (heading == NULL || s == NULL)
459 return;
460 /* print heading */
461 printf("%s: ", heading);
462
463 /* strip off trailing zeros */
464 for (i = maxlen-1; i >= 0; i--)
465 if (s[i] != ' ')
466 break;
467
468 maxlen = i+1;
469 for (i = 0; i < maxlen; i++)
470 printf("%c", s[i]);
471 printf("\n");
472 }
473
474 static int
match(char * s)475 match(char *s)
476 {
477 char *cs;
478
479 cs = string;
480 while (*cs++ == *s)
481 if (*s++ == '\0')
482 goto true;
483 if (*s != '\0')
484 return (0);
485
486 true:
487 cs--;
488 string = cs;
489 return (1);
490 }
491
492 /* readdisk - read from cdrom image file */
493 static void
getdisk(char * buf,int daddr,int size)494 getdisk(char *buf, int daddr, int size)
495 {
496
497 if (lseek(cdfd, daddr, L_SET) == -1) {
498 sprintf(errstrng, "%s: getdisk: lseek()", callname);
499 perror(errstrng);
500 exit(32);
501 }
502 if (read(cdfd, buf, size) != size) {
503 sprintf(errstrng, "%s: getdisk: read()", callname);
504 perror(errstrng);
505 exit(32);
506 }
507 }
508
509 /* putdisk - write to cdrom image file */
510 static void
putdisk(char * buf,int daddr,int size)511 putdisk(char *buf, int daddr, int size)
512 {
513
514 if (lseek(cdfd, daddr, L_SET) == -1) {
515 sprintf(errstrng, "%s: putdisk: lseek()", callname);
516 perror(errstrng);
517 exit(32);
518 }
519 if (write(cdfd, buf, size) != size) {
520 sprintf(errstrng, "%s: putdisk: write()", callname);
521 perror(errstrng);
522 exit(32);
523 }
524 }
525