1 /*-
65 time_t timestamp = (time_t)-1;
90 			fprintf(stderr, "\t%s\t-  %s\n", f->name,  in print_formats()
91 			    f->description);  in print_formats()
97 			printf("%s%s", sep, f->name);  in print_formats()
114 			fprintf(stderr, "\t%s\t-  %s\n", s->name,  in print_schemes()
115 			    s->description);  in print_schemes()
121 			printf("%s%s", sep, s->name);  in print_schemes()
138 	printf("mkimg %u (%u-bit)\n", MKIMG_VERSION, width);  in print_version()
152 	fprintf(stderr, "\t--formats\t-  list image formats\n");  in usage()
153 	fprintf(stderr, "\t--schemes\t-  list partition schemes\n");  in usage()
154 	fprintf(stderr, "\t--version\t-  show version information\n");  in usage()
156 	fprintf(stderr, "\t-a <num>\t-  mark num'th partition as active\n");  in usage()
157 	fprintf(stderr, "\t-b <file>\t-  file containing boot code\n");  in usage()
158 	fprintf(stderr, "\t-c <num>\t-  minimum capacity (in bytes) of the disk\n");  in usage()
159 	fprintf(stderr, "\t-C <num>\t-  maximum capacity (in bytes) of the disk\n");  in usage()
160 	fprintf(stderr, "\t-f <format>\n");  in usage()
161 	fprintf(stderr, "\t-o <file>\t-  file to write image into\n");  in usage()
162 	fprintf(stderr, "\t-p <partition>\n");  in usage()
163 	fprintf(stderr, "\t-s <scheme>\n");  in usage()
164 	fprintf(stderr, "\t-v\t\t-  increase verbosity\n");  in usage()
165 	fprintf(stderr, "\t-y\t\t-  [developers] enable unit test\n");  in usage()
166 	fprintf(stderr, "\t-H <num>\t-  number of heads to simulate\n");  in usage()
167 	fprintf(stderr, "\t-P <num>\t-  physical sector size\n");  in usage()
168 	fprintf(stderr, "\t-S <num>\t-  logical sector size\n");  in usage()
169 	fprintf(stderr, "\t-T <num>\t-  number of tracks to simulate\n");  in usage()
176 	fprintf(stderr, "\t<type>[/<label>]::<size>[:[+]<offset>]\t-  "  in usage()
179 	fprintf(stderr, "\t<type>[/<label>]:=<file>[:[+]offset]\t-  partition "  in usage()
183 	fprintf(stderr, "\t<type>[/<label>]:-<cmd>\t\t-  partition content and size "  in usage()
185 	fprintf(stderr, "\t-\t\t\t\t-  unused partition entry\n");  in usage()
187 	fprintf(stderr, "\t\t<type>\t-  scheme neutral partition type\n");  in usage()
188 	fprintf(stderr, "\t\t<label>\t-  optional scheme-dependent partition "  in usage()
199 	if (expand_number(arg, &val) == -1)  in parse_uint32()
212 	if (expand_number(arg, &val) == -1)  in parse_uint64()
224 	return (((nr & (nr - 1)) == 0) ? 1 : 0);  in pwr_of_two()
235  *		  '-'   contents holds a command to run; the output of
250 	if (strcmp(spec, "-") == 0) {  in parse_part()
264 	len = sep - spec + 1;  in parse_part()
269 	part->alias = malloc(len);  in parse_part()
270 	if (part->alias == NULL) {  in parse_part()
274 	strlcpy(part->alias, spec, len);  in parse_part()
279 		part->kind = PART_KIND_SIZE;  in parse_part()
282 		part->kind = PART_KIND_FILE;  in parse_part()
284 	case '-':  in parse_part()
285 		part->kind = PART_KIND_PIPE;  in parse_part()
293 	part->contents = strdup(spec);  in parse_part()
294 	if (part->contents == NULL) {  in parse_part()
299 	spec = part->alias;  in parse_part()
303 		if (strlen(part->alias) == 0 || strlen(sep) == 0) {  in parse_part()
307 		part->label = strdup(sep);  in parse_part()
308 		if (part->label == NULL) {  in parse_part()
314 	part->index = nparts;  in parse_part()
320 	if (part->alias != NULL)  in parse_part()
321 		free(part->alias);  in parse_part()
333 	ssize_t wr, wrsz;  in sparse_write()  local
339 		len = (p != NULL) ? (size_t)(p - buf) : sz;  in sparse_write()
341 			len = (len + secsz - 1) & ~(secsz - 1);  in sparse_write()
344 			wr = write(fd, buf, len);  in sparse_write()
345 			if (wr < 0)  in sparse_write()
346 				return (-1);  in sparse_write()
351 				len &= ~(secsz - 1);  in sparse_write()
356 				return (-1);  in sparse_write()
357 			wr = len;  in sparse_write()
359 		buf += wr;  in sparse_write()
360 		sz -= wr;  in sparse_write()
361 		wrsz += wr;  in sparse_write()
394 	min_capsz = (min_capacity + secsz - 1) / secsz;  in capacity_resize()
395 	max_capsz = (max_capacity + secsz - 1) / secsz;  in capacity_resize()
415 		start = part->block;  in mkimg_validate()
416 		end = part->block + part->size;  in mkimg_validate()
423 			start2 = part2->block;  in mkimg_validate()
424 			end2 = part2->block + part2->size;  in mkimg_validate()
454 			errc(EX_DATAERR, error, "partition %d", part->index+1);  in mkimg()
464 		switch (part->kind) {  in mkimg()
467 			offset = part->contents;  in mkimg()
469 			if (part->kind == PART_KIND_SIZE &&  in mkimg()
470 			    expand_number(size, &bytesize) == -1)  in mkimg()
477 				if (expand_number(offset, &byteoffset) == -1)  in mkimg()
484 		blkoffset = (byteoffset + secsz - 1) / secsz;  in mkimg()
491 		part->block = block;  in mkimg()
495 			    "... ", part->index + 1, (long long)part->block);  in mkimg()
498 		switch (part->kind) {  in mkimg()
500 			fd = open(part->contents, O_RDONLY, 0);  in mkimg()
501 			if (fd != -1) {  in mkimg()
508 			fp = popen(part->contents, "r");  in mkimg()
518 			errc(EX_IOERR, error, "partition %d", part->index + 1);  in mkimg()
519 		part->size = (bytesize + secsz - 1) / secsz;  in mkimg()
521 			bytesize = part->size * secsz;  in mkimg()
523 			     (long long)bytesize, (long long)part->size);  in mkimg()
537 		    part->block + part->size);  in mkimg()
567 	bcfd = -1;  in main()
570 	    longopts, NULL)) != -1) {  in main()
572 		case 'a':	/* ACTIVE PARTITION, if supported */  in main()
578 			if (bcfd != -1)  in main()
581 			if (bcfd == -1)  in main()
609 			if (outfd == -1)  in main()
717 	if (bcfd != -1) {  in main()
724 	format_name = format_selected()->name;  in main()
733 			    scheme_selected()->name);  in main()
745 	    lseek(outfd, (off_t)0, SEEK_CUR) == -1 && errno == ESPIPE)  in main()