Annotation of src/sbin/gpt/show.c, Revision 1.15.4.2
1.1 christos 1: /*-
2: * Copyright (c) 2002 Marcel Moolenaar
3: * 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: *
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.
14: *
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.
25: */
26:
1.15.4.1 snj 27: #if HAVE_NBTOOL_CONFIG_H
28: #include "nbtool_config.h"
29: #endif
30:
1.1 christos 31: #include <sys/cdefs.h>
1.2 christos 32: #ifdef __FBSDID
1.1 christos 33: __FBSDID("$FreeBSD: src/sbin/gpt/show.c,v 1.14 2006/06/22 22:22:32 marcel Exp $");
1.2 christos 34: #endif
35: #ifdef __RCSID
1.15.4.2! martin 36: __RCSID("$NetBSD: show.c,v 1.41 2017/09/07 10:23:33 christos Exp $");
1.2 christos 37: #endif
1.1 christos 38:
1.15.4.2! martin 39: #include <sys/bootblock.h>
1.1 christos 40: #include <sys/types.h>
41:
42: #include <err.h>
43: #include <stddef.h>
44: #include <stdio.h>
45: #include <stdlib.h>
46: #include <string.h>
47: #include <unistd.h>
48:
1.15.4.2! martin 49:
1.1 christos 50: #include "map.h"
51: #include "gpt.h"
1.15.4.2! martin 52: #include "gpt_private.h"
1.1 christos 53:
1.15.4.2! martin 54: static int cmd_show(gpt_t, int, char *[]);
1.3 riz 55:
1.15.4.2! martin 56: static const char *showhelp[] = {
! 57: "[-aglu] [-i index]",
! 58: };
! 59:
! 60: #define SHOW_UUID 1
! 61: #define SHOW_GUID 2
! 62: #define SHOW_LABEL 4
! 63: #define SHOW_ALL 8
! 64:
! 65: struct gpt_cmd c_show = {
! 66: "show",
! 67: cmd_show,
! 68: showhelp, __arraycount(showhelp),
! 69: GPT_READONLY,
! 70: };
1.1 christos 71:
1.15.4.2! martin 72: #define usage() gpt_usage(NULL, &c_show)
1.1 christos 73:
74: static void
1.15.4.2! martin 75: print_part_type(int map_type, int flags, void *map_data, off_t map_start)
1.1 christos 76: {
77: off_t start;
1.15.4.2! martin 78: map_t p;
1.1 christos 79: struct mbr *mbr;
80: struct gpt_ent *ent;
81: unsigned int i;
1.15.4.2! martin 82: char buf[128], *b = buf;
! 83: uint8_t utfbuf[__arraycount(ent->ent_name) * 3 + 1];
! 84:
! 85: switch (map_type) {
! 86: case MAP_TYPE_UNUSED:
! 87: printf("Unused");
! 88: break;
! 89: case MAP_TYPE_MBR:
! 90: if (map_start != 0)
! 91: printf("Extended ");
! 92: printf("MBR");
! 93: break;
! 94: case MAP_TYPE_PRI_GPT_HDR:
! 95: printf("Pri GPT header");
! 96: break;
! 97: case MAP_TYPE_SEC_GPT_HDR:
! 98: printf("Sec GPT header");
! 99: break;
! 100: case MAP_TYPE_PRI_GPT_TBL:
! 101: printf("Pri GPT table");
! 102: break;
! 103: case MAP_TYPE_SEC_GPT_TBL:
! 104: printf("Sec GPT table");
! 105: break;
! 106: case MAP_TYPE_MBR_PART:
! 107: p = map_data;
! 108: if (p->map_start != 0)
! 109: printf("Extended ");
! 110: printf("MBR part ");
! 111: mbr = p->map_data;
! 112: for (i = 0; i < 4; i++) {
! 113: start = le16toh(mbr->mbr_part[i].part_start_hi);
! 114: start = (start << 16) +
! 115: le16toh(mbr->mbr_part[i].part_start_lo);
! 116: if (map_start == p->map_start + start)
! 117: break;
! 118: }
! 119: if (i == 4) {
! 120: /* wasn't there */
! 121: printf("[partition not found?]");
! 122: } else {
! 123: printf("%d%s", mbr->mbr_part[i].part_typ,
! 124: mbr->mbr_part[i].part_flag == 0x80 ?
! 125: " (active)" : "");
! 126: }
! 127: break;
! 128: case MAP_TYPE_GPT_PART:
! 129: printf("GPT part ");
! 130: ent = map_data;
! 131: if (flags & SHOW_LABEL) {
! 132: utf16_to_utf8(ent->ent_name,
! 133: __arraycount(ent->ent_name), utfbuf,
! 134: __arraycount(utfbuf));
! 135: b = (char *)utfbuf;
! 136: } else if (flags & SHOW_GUID) {
! 137: gpt_uuid_snprintf( buf, sizeof(buf), "%d",
! 138: ent->ent_guid);
! 139: } else if (flags & SHOW_UUID) {
! 140: gpt_uuid_snprintf(buf, sizeof(buf),
! 141: "%d", ent->ent_type);
! 142: } else {
! 143: gpt_uuid_snprintf(buf, sizeof(buf), "%ls",
! 144: ent->ent_type);
! 145: }
! 146: printf("- %s", b);
! 147: break;
! 148: case MAP_TYPE_PMBR:
! 149: printf("PMBR");
! 150: mbr = map_data;
! 151: if (mbr->mbr_part[0].part_typ == MBR_PTYPE_PMBR &&
! 152: mbr->mbr_part[0].part_flag == 0x80)
! 153: printf(" (active)");
! 154: break;
! 155: default:
! 156: printf("Unknown %#x", map_type);
! 157: break;
! 158: }
! 159: }
! 160:
! 161: static int
! 162: show(gpt_t gpt, int xshow)
! 163: {
! 164: map_t m;
1.1 christos 165:
1.15.4.2! martin 166: printf(" %*s", gpt->lbawidth, "start");
! 167: printf(" %*s", gpt->lbawidth, "size");
1.1 christos 168: printf(" index contents\n");
169:
1.15.4.2! martin 170: m = map_first(gpt);
1.1 christos 171: while (m != NULL) {
1.15.4.2! martin 172: printf(" %*llu", gpt->lbawidth, (long long)m->map_start);
! 173: printf(" %*llu", gpt->lbawidth, (long long)m->map_size);
1.1 christos 174: putchar(' ');
175: putchar(' ');
176: if (m->map_index > 0)
177: printf("%5d", m->map_index);
178: else
179: printf(" ");
180: putchar(' ');
181: putchar(' ');
1.15.4.2! martin 182: print_part_type(m->map_type, xshow, m->map_data, m->map_start);
1.1 christos 183: putchar('\n');
184: m = m->map_next;
185: }
1.15.4.2! martin 186: return 0;
1.1 christos 187: }
188:
1.15.4.2! martin 189: static int
! 190: show_one(gpt_t gpt, unsigned int entry)
1.12 jnemeth 191: {
1.15.4.2! martin 192: map_t m;
1.12 jnemeth 193: struct gpt_ent *ent;
1.15.4.1 snj 194: char s1[128], s2[128];
1.15.4.2! martin 195: uint8_t utfbuf[__arraycount(ent->ent_name) * 3 + 1];
1.12 jnemeth 196:
1.15.4.2! martin 197: for (m = map_first(gpt); m != NULL; m = m->map_next)
1.12 jnemeth 198: if (entry == m->map_index)
199: break;
200: if (m == NULL) {
1.15.4.2! martin 201: gpt_warnx(gpt, "Could not find index %d", entry);
! 202: return -1;
1.12 jnemeth 203: }
204: ent = m->map_data;
205:
206: printf("Details for index %d:\n", entry);
1.15.4.2! martin 207: gpt_show_num("Start", (uintmax_t)(m->map_start * gpt->secsz));
! 208: gpt_show_num("Size", (uintmax_t)(m->map_size * gpt->secsz));
1.12 jnemeth 209:
1.15.4.1 snj 210: gpt_uuid_snprintf(s1, sizeof(s1), "%s", ent->ent_type);
211: gpt_uuid_snprintf(s2, sizeof(s2), "%d", ent->ent_type);
1.12 jnemeth 212: if (strcmp(s1, s2) == 0)
1.15.4.1 snj 213: strlcpy(s1, "unknown", sizeof(s1));
1.12 jnemeth 214: printf("Type: %s (%s)\n", s1, s2);
215:
1.15.4.1 snj 216: gpt_uuid_snprintf(s2, sizeof(s1), "%d", ent->ent_guid);
1.12 jnemeth 217: printf("GUID: %s\n", s2);
218:
1.15.4.2! martin 219: utf16_to_utf8(ent->ent_name, __arraycount(ent->ent_name), utfbuf,
! 220: __arraycount(utfbuf));
! 221: printf("Label: %s\n", (char *)utfbuf);
! 222:
! 223: printf("Attributes: ");
! 224: if (ent->ent_attr == 0) {
! 225: printf("None\n");
! 226: } else {
! 227: char buf[1024];
! 228: printf("%s\n", gpt_attr_list(buf, sizeof(buf), ent->ent_attr));
! 229: }
! 230:
! 231: return 0;
! 232: }
1.12 jnemeth 233:
1.15.4.2! martin 234: static int
! 235: show_all(gpt_t gpt)
! 236: {
! 237: map_t m;
! 238: struct gpt_ent *ent;
! 239: char s1[128], s2[128];
! 240: #ifdef HN_AUTOSCALE
! 241: char human_num[8];
! 242: #endif
! 243: uint8_t utfbuf[__arraycount(ent->ent_name) * 3 + 1];
! 244: #define PFX " "
! 245:
! 246: printf(" %*s", gpt->lbawidth, "start");
! 247: printf(" %*s", gpt->lbawidth, "size");
! 248: printf(" index contents\n");
! 249:
! 250: m = map_first(gpt);
! 251: while (m != NULL) {
! 252: printf(" %*llu", gpt->lbawidth, (long long)m->map_start);
! 253: printf(" %*llu", gpt->lbawidth, (long long)m->map_size);
! 254: putchar(' ');
! 255: putchar(' ');
! 256: if (m->map_index > 0) {
! 257: printf("%5d ", m->map_index);
! 258: print_part_type(m->map_type, 0, m->map_data,
! 259: m->map_start);
! 260: putchar('\n');
! 261:
! 262: ent = m->map_data;
! 263:
! 264: gpt_uuid_snprintf(s1, sizeof(s1), "%s", ent->ent_type);
! 265: gpt_uuid_snprintf(s2, sizeof(s2), "%d", ent->ent_type);
! 266: if (strcmp(s1, s2) == 0)
! 267: strlcpy(s1, "unknown", sizeof(s1));
! 268: printf(PFX "Type: %s\n", s1);
! 269: printf(PFX "TypeID: %s\n", s2);
! 270:
! 271: gpt_uuid_snprintf(s2, sizeof(s1), "%d", ent->ent_guid);
! 272: printf(PFX "GUID: %s\n", s2);
! 273:
! 274: printf(PFX "Size: ");
! 275: #ifdef HN_AUTOSCALE
! 276: if (humanize_number(human_num, sizeof(human_num),
! 277: (int64_t)(m->map_size * gpt->secsz),
! 278: "", HN_AUTOSCALE, HN_B) < 0) {
! 279: #endif
! 280: printf("%ju",
! 281: (int64_t)(m->map_size * gpt->secsz));
! 282: #ifdef HN_AUTOSCALE
! 283: } else {
! 284: printf("%s", human_num);
! 285: }
! 286: #endif
! 287: putchar('\n');
! 288:
! 289: utf16_to_utf8(ent->ent_name,
! 290: __arraycount(ent->ent_name), utfbuf,
! 291: __arraycount(utfbuf));
! 292: printf(PFX "Label: %s\n", (char *)utfbuf);
! 293:
! 294: printf(PFX "Attributes: ");
! 295: if (ent->ent_attr == 0) {
! 296: printf("None\n");
! 297: } else {
! 298: char buf[1024];
! 299:
! 300: printf("%s\n", gpt_attr_list(buf, sizeof(buf),
! 301: ent->ent_attr));
! 302: }
! 303: } else {
! 304: printf(" ");
! 305: print_part_type(m->map_type, 0, m->map_data,
! 306: m->map_start);
! 307: putchar('\n');
! 308: }
! 309: m = m->map_next;
1.12 jnemeth 310: }
1.15.4.2! martin 311: return 0;
1.12 jnemeth 312: }
313:
1.15.4.2! martin 314: static int
! 315: cmd_show(gpt_t gpt, int argc, char *argv[])
1.1 christos 316: {
1.15.4.2! martin 317: int ch;
! 318: int xshow = 0;
! 319: unsigned int entry = 0;
1.1 christos 320:
1.15.4.2! martin 321: while ((ch = getopt(argc, argv, "gi:lua")) != -1) {
1.1 christos 322: switch(ch) {
1.15.4.2! martin 323: case 'a':
! 324: xshow |= SHOW_ALL;
! 325: break;
1.12 jnemeth 326: case 'g':
1.15.4.2! martin 327: xshow |= SHOW_GUID;
1.12 jnemeth 328: break;
329: case 'i':
1.15.4.2! martin 330: if (gpt_uint_get(gpt, &entry) == -1)
! 331: return usage();
1.12 jnemeth 332: break;
1.1 christos 333: case 'l':
1.15.4.2! martin 334: xshow |= SHOW_LABEL;
1.1 christos 335: break;
336: case 'u':
1.15.4.2! martin 337: xshow |= SHOW_UUID;
1.1 christos 338: break;
339: default:
1.15.4.2! martin 340: return usage();
1.1 christos 341: }
342: }
343:
1.15.4.2! martin 344: if (argc != optind)
! 345: return usage();
1.1 christos 346:
1.15.4.2! martin 347: if (xshow & SHOW_ALL)
! 348: return show_all(gpt);
1.1 christos 349:
1.15.4.2! martin 350: return entry > 0 ? show_one(gpt, entry) : show(gpt, xshow);
1.1 christos 351: }
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