2 * Copyright (c) 2002 Marcel Moolenaar
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 * $FreeBSD: src/sbin/gpt/add.c,v 1.15 2006/10/04 18:20:25 marcel Exp $
27 * $DragonFly: src/sbin/gpt/add.c,v 1.6 2008/07/17 01:15:59 dillon Exp $
30 #include <sys/types.h>
43 static off_t block, size;
44 static unsigned int entry = NOENTRY;
51 "usage: %s [-b lba] [-i index] [-s count] [-t uuid] device ...\n",
66 gpt = map_find(MAP_TYPE_PRI_GPT_HDR);
68 warnx("%s: error: no primary GPT header; run create or recover",
73 tpg = map_find(MAP_TYPE_SEC_GPT_HDR);
75 warnx("%s: error: no secondary GPT header; run recover",
80 tbl = map_find(MAP_TYPE_PRI_GPT_TBL);
81 lbt = map_find(MAP_TYPE_SEC_GPT_TBL);
82 if (tbl == NULL || lbt == NULL) {
83 warnx("%s: error: run recover -- trust me", device_name);
88 if (entry != NOENTRY && entry > le32toh(hdr->hdr_entries)) {
89 warnx("%s: error: index %u out of range (%u max)", device_name,
90 entry, le32toh(hdr->hdr_entries));
94 if (entry != NOENTRY) {
96 ent = (void*)((char*)tbl->map_data + i *
97 le32toh(hdr->hdr_entsz));
98 if (!uuid_is_nil(&ent->ent_type, NULL)) {
99 warnx("%s: error: entry at index %u is not free",
104 /* Find empty slot in GPT table. */
106 for (i = 0; i < le32toh(hdr->hdr_entries); i++) {
107 ent = (void*)((char*)tbl->map_data + i *
108 le32toh(hdr->hdr_entsz));
109 if (uuid_is_nil(&ent->ent_type, NULL))
112 if (i == le32toh(hdr->hdr_entries)) {
113 warnx("%s: error: no available table entries",
119 map = map_alloc(block, size);
121 warnx("%s: error: no space available on device", device_name);
125 le_uuid_enc(&ent->ent_type, &type);
126 ent->ent_lba_start = htole64(map->map_start);
127 ent->ent_lba_end = htole64(map->map_start + map->map_size - 1LL);
129 hdr->hdr_crc_table = htole32(crc32(tbl->map_data,
130 le32toh(hdr->hdr_entries) * le32toh(hdr->hdr_entsz)));
131 hdr->hdr_crc_self = 0;
132 hdr->hdr_crc_self = htole32(crc32(hdr, le32toh(hdr->hdr_size)));
138 ent = (void*)((char*)lbt->map_data + i * le32toh(hdr->hdr_entsz));
140 le_uuid_enc(&ent->ent_type, &type);
141 ent->ent_lba_start = htole64(map->map_start);
142 ent->ent_lba_end = htole64(map->map_start + map->map_size - 1LL);
144 hdr->hdr_crc_table = htole32(crc32(lbt->map_data,
145 le32toh(hdr->hdr_entries) * le32toh(hdr->hdr_entsz)));
146 hdr->hdr_crc_self = 0;
147 hdr->hdr_crc_self = htole32(crc32(hdr, le32toh(hdr->hdr_size)));
152 printf("%ss%u added\n", device_name, i);
156 cmd_add(int argc, char *argv[])
161 /* Get the migrate options */
162 while ((ch = getopt(argc, argv, "b:i:s:t:")) != -1) {
167 block = strtoll(optarg, &p, 10);
168 if (*p != 0 || block < 1)
172 if (entry != NOENTRY)
174 entry = strtoul(optarg, &p, 10);
175 if (*p != 0 || entry == NOENTRY)
181 size = strtoll(optarg, &p, 10);
182 if (*p != 0 || size < 1)
186 if (!uuid_is_nil(&type, NULL))
188 if (parse_uuid(optarg, &type) != 0)
199 /* Create DragonFly 64 bit label partitions by default. */
200 if (uuid_is_nil(&type, NULL)) {
203 uuid_name_lookup(&type, "DragonFly Label64", &status);
204 if (status != uuid_s_ok)
205 err(1, "unable to find uuid for 'DragonFly Label64'");
208 while (optind < argc) {
209 fd = gpt_open(argv[optind++]);
211 warn("unable to open device '%s'", device_name);