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show.c revision 1.39.6.1
      1       1.1  christos /*-
      2       1.1  christos  * Copyright (c) 2002 Marcel Moolenaar
      3       1.1  christos  * All rights reserved.
      4       1.1  christos  *
      5       1.1  christos  * Redistribution and use in source and binary forms, with or without
      6       1.1  christos  * modification, are permitted provided that the following conditions
      7       1.1  christos  * are met:
      8       1.1  christos  *
      9       1.1  christos  * 1. Redistributions of source code must retain the above copyright
     10       1.1  christos  *    notice, this list of conditions and the following disclaimer.
     11       1.1  christos  * 2. Redistributions in binary form must reproduce the above copyright
     12       1.1  christos  *    notice, this list of conditions and the following disclaimer in the
     13       1.1  christos  *    documentation and/or other materials provided with the distribution.
     14       1.1  christos  *
     15       1.1  christos  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     16       1.1  christos  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     17       1.1  christos  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     18       1.1  christos  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     19       1.1  christos  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     20       1.1  christos  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     21       1.1  christos  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     22       1.1  christos  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     23       1.1  christos  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     24       1.1  christos  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     25       1.1  christos  */
     26       1.1  christos 
     27      1.16  christos #if HAVE_NBTOOL_CONFIG_H
     28      1.16  christos #include "nbtool_config.h"
     29      1.16  christos #endif
     30      1.16  christos 
     31       1.1  christos #include <sys/cdefs.h>
     32       1.2  christos #ifdef __FBSDID
     33       1.1  christos __FBSDID("$FreeBSD: src/sbin/gpt/show.c,v 1.14 2006/06/22 22:22:32 marcel Exp $");
     34       1.2  christos #endif
     35       1.2  christos #ifdef __RCSID
     36  1.39.6.1       snj __RCSID("$NetBSD: show.c,v 1.39.6.1 2018/02/12 04:05:07 snj Exp $");
     37       1.2  christos #endif
     38       1.1  christos 
     39      1.38       kre #include <sys/bootblock.h>
     40       1.1  christos #include <sys/types.h>
     41       1.1  christos 
     42       1.1  christos #include <err.h>
     43       1.1  christos #include <stddef.h>
     44       1.1  christos #include <stdio.h>
     45       1.1  christos #include <stdlib.h>
     46       1.1  christos #include <string.h>
     47       1.1  christos #include <unistd.h>
     48       1.1  christos 
     49      1.38       kre 
     50       1.1  christos #include "map.h"
     51       1.1  christos #include "gpt.h"
     52      1.24  christos #include "gpt_private.h"
     53       1.1  christos 
     54      1.25  christos static int cmd_show(gpt_t, int, char *[]);
     55       1.3       riz 
     56      1.25  christos static const char *showhelp[] = {
     57      1.33       wiz 	"[-aglu] [-i index]",
     58      1.25  christos };
     59      1.25  christos 
     60      1.28  christos #define SHOW_UUID  1
     61      1.28  christos #define SHOW_GUID  2
     62      1.28  christos #define SHOW_LABEL 4
     63      1.32    martin #define SHOW_ALL   8
     64      1.28  christos 
     65      1.25  christos struct gpt_cmd c_show = {
     66      1.25  christos 	"show",
     67      1.25  christos 	cmd_show,
     68      1.25  christos 	showhelp, __arraycount(showhelp),
     69      1.25  christos 	GPT_READONLY,
     70      1.25  christos };
     71       1.1  christos 
     72      1.25  christos #define usage() gpt_usage(NULL, &c_show)
     73       1.1  christos 
     74      1.32    martin static void
     75      1.32    martin print_part_type(int map_type, int flags, void *map_data, off_t map_start)
     76       1.1  christos {
     77       1.1  christos 	off_t start;
     78      1.32    martin 	map_t p;
     79       1.1  christos 	struct mbr *mbr;
     80       1.1  christos 	struct gpt_ent *ent;
     81       1.1  christos 	unsigned int i;
     82      1.28  christos 	char buf[128], *b = buf;
     83      1.27  christos 	uint8_t utfbuf[__arraycount(ent->ent_name) * 3 + 1];
     84       1.1  christos 
     85      1.32    martin 	switch (map_type) {
     86      1.32    martin 	case MAP_TYPE_UNUSED:
     87      1.32    martin 		printf("Unused");
     88      1.32    martin 		break;
     89      1.32    martin 	case MAP_TYPE_MBR:
     90      1.32    martin 		if (map_start != 0)
     91      1.32    martin 			printf("Extended ");
     92      1.32    martin 		printf("MBR");
     93      1.32    martin 		break;
     94      1.32    martin 	case MAP_TYPE_PRI_GPT_HDR:
     95      1.32    martin 		printf("Pri GPT header");
     96      1.32    martin 		break;
     97      1.32    martin 	case MAP_TYPE_SEC_GPT_HDR:
     98      1.32    martin 		printf("Sec GPT header");
     99      1.32    martin 		break;
    100      1.32    martin 	case MAP_TYPE_PRI_GPT_TBL:
    101      1.32    martin 		printf("Pri GPT table");
    102      1.32    martin 		break;
    103      1.32    martin 	case MAP_TYPE_SEC_GPT_TBL:
    104      1.32    martin 		printf("Sec GPT table");
    105      1.32    martin 		break;
    106      1.32    martin 	case MAP_TYPE_MBR_PART:
    107      1.32    martin 		p = map_data;
    108      1.32    martin 		if (p->map_start != 0)
    109      1.32    martin 			printf("Extended ");
    110      1.32    martin 		printf("MBR part ");
    111      1.32    martin 		mbr = p->map_data;
    112      1.32    martin 		for (i = 0; i < 4; i++) {
    113      1.32    martin 			start = le16toh(mbr->mbr_part[i].part_start_hi);
    114      1.32    martin 			start = (start << 16) +
    115      1.32    martin 			    le16toh(mbr->mbr_part[i].part_start_lo);
    116      1.32    martin 			if (map_start == p->map_start + start)
    117      1.32    martin 				break;
    118      1.32    martin 		}
    119      1.36  dholland 		if (i == 4) {
    120      1.36  dholland 			/* wasn't there */
    121      1.36  dholland 			printf("[partition not found?]");
    122      1.36  dholland 		} else {
    123      1.37  christos 			printf("%d%s", mbr->mbr_part[i].part_typ,
    124      1.37  christos 			    mbr->mbr_part[i].part_flag == 0x80 ?
    125      1.37  christos 			    " (active)" : "");
    126      1.36  dholland 		}
    127      1.32    martin 		break;
    128      1.32    martin 	case MAP_TYPE_GPT_PART:
    129      1.32    martin 		printf("GPT part ");
    130      1.32    martin 		ent = map_data;
    131      1.32    martin 		if (flags & SHOW_LABEL) {
    132  1.39.6.1       snj 			utf16_to_utf8(ent->ent_name,
    133  1.39.6.1       snj 			    __arraycount(ent->ent_name), utfbuf,
    134  1.39.6.1       snj 			    __arraycount(utfbuf));
    135      1.32    martin 			b = (char *)utfbuf;
    136      1.32    martin 		} else if (flags & SHOW_GUID) {
    137      1.32    martin 			gpt_uuid_snprintf( buf, sizeof(buf), "%d",
    138      1.32    martin 			    ent->ent_guid);
    139      1.32    martin 		} else if (flags & SHOW_UUID) {
    140      1.32    martin 			gpt_uuid_snprintf(buf, sizeof(buf),
    141      1.32    martin 			    "%d", ent->ent_type);
    142      1.32    martin 		} else {
    143      1.32    martin 			gpt_uuid_snprintf(buf, sizeof(buf), "%ls",
    144      1.32    martin 			    ent->ent_type);
    145      1.32    martin 		}
    146      1.32    martin 		printf("- %s", b);
    147      1.32    martin 		break;
    148      1.32    martin 	case MAP_TYPE_PMBR:
    149      1.32    martin 		printf("PMBR");
    150      1.38       kre 		mbr = map_data;
    151      1.38       kre 		if (mbr->mbr_part[0].part_typ == MBR_PTYPE_PMBR &&
    152      1.38       kre 		    mbr->mbr_part[0].part_flag == 0x80)
    153      1.38       kre 			    printf(" (active)");
    154      1.32    martin 		break;
    155      1.32    martin 	default:
    156      1.32    martin 		printf("Unknown %#x", map_type);
    157      1.32    martin 		break;
    158      1.32    martin 	}
    159      1.32    martin }
    160      1.32    martin 
    161      1.32    martin static int
    162      1.39       kre show(gpt_t gpt, int xshow)
    163      1.32    martin {
    164      1.32    martin 	map_t m;
    165      1.32    martin 
    166      1.24  christos 	printf("  %*s", gpt->lbawidth, "start");
    167      1.24  christos 	printf("  %*s", gpt->lbawidth, "size");
    168       1.1  christos 	printf("  index  contents\n");
    169       1.1  christos 
    170      1.24  christos 	m = map_first(gpt);
    171       1.1  christos 	while (m != NULL) {
    172      1.24  christos 		printf("  %*llu", gpt->lbawidth, (long long)m->map_start);
    173      1.24  christos 		printf("  %*llu", gpt->lbawidth, (long long)m->map_size);
    174       1.1  christos 		putchar(' ');
    175       1.1  christos 		putchar(' ');
    176       1.1  christos 		if (m->map_index > 0)
    177       1.1  christos 			printf("%5d", m->map_index);
    178       1.1  christos 		else
    179       1.1  christos 			printf("     ");
    180       1.1  christos 		putchar(' ');
    181       1.1  christos 		putchar(' ');
    182      1.39       kre 		print_part_type(m->map_type, xshow, m->map_data, m->map_start);
    183       1.1  christos 		putchar('\n');
    184       1.1  christos 		m = m->map_next;
    185       1.1  christos 	}
    186      1.24  christos 	return 0;
    187       1.1  christos }
    188       1.1  christos 
    189      1.24  christos static int
    190      1.28  christos show_one(gpt_t gpt, unsigned int entry)
    191      1.12   jnemeth {
    192      1.24  christos 	map_t m;
    193      1.12   jnemeth 	struct gpt_ent *ent;
    194      1.19  christos 	char s1[128], s2[128];
    195      1.27  christos 	uint8_t utfbuf[__arraycount(ent->ent_name) * 3 + 1];
    196      1.12   jnemeth 
    197      1.24  christos 	for (m = map_first(gpt); m != NULL; m = m->map_next)
    198      1.12   jnemeth 		if (entry == m->map_index)
    199      1.12   jnemeth 			break;
    200      1.12   jnemeth 	if (m == NULL) {
    201      1.24  christos 		gpt_warnx(gpt, "Could not find index %d", entry);
    202      1.24  christos 		return -1;
    203      1.12   jnemeth 	}
    204      1.12   jnemeth 	ent = m->map_data;
    205      1.12   jnemeth 
    206      1.12   jnemeth 	printf("Details for index %d:\n", entry);
    207      1.29  christos 	gpt_show_num("Start", (uintmax_t)(m->map_start * gpt->secsz));
    208      1.29  christos 	gpt_show_num("Size", (uintmax_t)(m->map_size * gpt->secsz));
    209      1.12   jnemeth 
    210      1.19  christos 	gpt_uuid_snprintf(s1, sizeof(s1), "%s", ent->ent_type);
    211      1.20   jnemeth 	gpt_uuid_snprintf(s2, sizeof(s2), "%d", ent->ent_type);
    212      1.12   jnemeth 	if (strcmp(s1, s2) == 0)
    213      1.19  christos 		strlcpy(s1, "unknown", sizeof(s1));
    214      1.12   jnemeth 	printf("Type: %s (%s)\n", s1, s2);
    215      1.12   jnemeth 
    216      1.19  christos 	gpt_uuid_snprintf(s2, sizeof(s1), "%d", ent->ent_guid);
    217      1.12   jnemeth 	printf("GUID: %s\n", s2);
    218      1.12   jnemeth 
    219  1.39.6.1       snj 	utf16_to_utf8(ent->ent_name, __arraycount(ent->ent_name), utfbuf,
    220  1.39.6.1       snj 	    __arraycount(utfbuf));
    221      1.27  christos 	printf("Label: %s\n", (char *)utfbuf);
    222      1.12   jnemeth 
    223      1.31  christos 	printf("Attributes: ");
    224      1.28  christos 	if (ent->ent_attr == 0) {
    225      1.31  christos 		printf("None\n");
    226      1.31  christos 	} else  {
    227      1.31  christos 		char buf[1024];
    228      1.31  christos 		printf("%s\n", gpt_attr_list(buf, sizeof(buf), ent->ent_attr));
    229      1.12   jnemeth 	}
    230      1.31  christos 
    231      1.24  christos 	return 0;
    232      1.12   jnemeth }
    233      1.12   jnemeth 
    234      1.25  christos static int
    235      1.32    martin show_all(gpt_t gpt)
    236      1.32    martin {
    237      1.32    martin 	map_t m;
    238      1.32    martin 	struct gpt_ent *ent;
    239      1.32    martin 	char s1[128], s2[128];
    240      1.34    martin #ifdef HN_AUTOSCALE
    241      1.34    martin 	char human_num[8];
    242      1.34    martin #endif
    243      1.32    martin 	uint8_t utfbuf[__arraycount(ent->ent_name) * 3 + 1];
    244      1.32    martin #define PFX "                                 "
    245      1.32    martin 
    246      1.32    martin 	printf("  %*s", gpt->lbawidth, "start");
    247      1.32    martin 	printf("  %*s", gpt->lbawidth, "size");
    248      1.32    martin 	printf("  index  contents\n");
    249      1.32    martin 
    250      1.32    martin 	m = map_first(gpt);
    251      1.32    martin 	while (m != NULL) {
    252      1.32    martin 		printf("  %*llu", gpt->lbawidth, (long long)m->map_start);
    253      1.32    martin 		printf("  %*llu", gpt->lbawidth, (long long)m->map_size);
    254      1.32    martin 		putchar(' ');
    255      1.32    martin 		putchar(' ');
    256      1.32    martin 		if (m->map_index > 0) {
    257      1.32    martin 			printf("%5d  ", m->map_index);
    258      1.32    martin 			print_part_type(m->map_type, 0, m->map_data,
    259      1.32    martin 			    m->map_start);
    260      1.32    martin 			putchar('\n');
    261      1.32    martin 
    262      1.32    martin 			ent = m->map_data;
    263      1.32    martin 
    264      1.32    martin 			gpt_uuid_snprintf(s1, sizeof(s1), "%s", ent->ent_type);
    265      1.32    martin 			gpt_uuid_snprintf(s2, sizeof(s2), "%d", ent->ent_type);
    266      1.32    martin 			if (strcmp(s1, s2) == 0)
    267      1.32    martin 				strlcpy(s1, "unknown", sizeof(s1));
    268      1.34    martin 			printf(PFX "Type: %s\n", s1);
    269      1.34    martin 			printf(PFX "TypeID: %s\n", s2);
    270      1.32    martin 
    271      1.32    martin 			gpt_uuid_snprintf(s2, sizeof(s1), "%d", ent->ent_guid);
    272      1.32    martin 			printf(PFX "GUID: %s\n", s2);
    273      1.32    martin 
    274      1.34    martin 			printf(PFX "Size: ");
    275      1.34    martin #ifdef HN_AUTOSCALE
    276      1.34    martin 			if (humanize_number(human_num, sizeof(human_num),
    277      1.34    martin 			    (int64_t)(m->map_size * gpt->secsz),
    278      1.34    martin 			    "", HN_AUTOSCALE, HN_B) < 0) {
    279      1.34    martin #endif
    280      1.34    martin 				printf("%ju",
    281      1.34    martin 				    (int64_t)(m->map_size * gpt->secsz));
    282      1.34    martin #ifdef HN_AUTOSCALE
    283      1.34    martin 			} else {
    284      1.34    martin 				printf("%s", human_num);
    285      1.34    martin 			}
    286      1.34    martin #endif
    287      1.34    martin 			putchar('\n');
    288      1.34    martin 
    289  1.39.6.1       snj 			utf16_to_utf8(ent->ent_name,
    290  1.39.6.1       snj 			    __arraycount(ent->ent_name), utfbuf,
    291  1.39.6.1       snj 			    __arraycount(utfbuf));
    292      1.32    martin 			printf(PFX "Label: %s\n", (char *)utfbuf);
    293      1.32    martin 
    294      1.32    martin 			printf(PFX "Attributes: ");
    295      1.32    martin 			if (ent->ent_attr == 0) {
    296      1.32    martin 				printf("None\n");
    297      1.32    martin 			} else  {
    298      1.32    martin 				char buf[1024];
    299      1.32    martin 
    300      1.32    martin 				printf("%s\n", gpt_attr_list(buf, sizeof(buf),
    301      1.32    martin 				    ent->ent_attr));
    302      1.32    martin 			}
    303      1.32    martin 		} else {
    304      1.32    martin 			printf("       ");
    305      1.32    martin 			print_part_type(m->map_type, 0, m->map_data,
    306      1.32    martin 			    m->map_start);
    307      1.32    martin 			putchar('\n');
    308      1.32    martin 		}
    309      1.32    martin 		m = m->map_next;
    310      1.32    martin 	}
    311      1.32    martin 	return 0;
    312      1.32    martin }
    313      1.32    martin 
    314      1.32    martin static int
    315      1.24  christos cmd_show(gpt_t gpt, int argc, char *argv[])
    316       1.1  christos {
    317      1.24  christos 	int ch;
    318      1.28  christos 	int xshow = 0;
    319      1.28  christos 	unsigned int entry = 0;
    320       1.1  christos 
    321      1.32    martin 	while ((ch = getopt(argc, argv, "gi:lua")) != -1) {
    322       1.1  christos 		switch(ch) {
    323      1.32    martin 		case 'a':
    324      1.32    martin 			xshow |= SHOW_ALL;
    325      1.32    martin 			break;
    326      1.12   jnemeth 		case 'g':
    327      1.28  christos 			xshow |= SHOW_GUID;
    328      1.12   jnemeth 			break;
    329      1.12   jnemeth 		case 'i':
    330      1.35  christos 			if (gpt_uint_get(gpt, &entry) == -1)
    331      1.25  christos 				return usage();
    332      1.12   jnemeth 			break;
    333       1.1  christos 		case 'l':
    334      1.28  christos 			xshow |= SHOW_LABEL;
    335       1.1  christos 			break;
    336       1.1  christos 		case 'u':
    337      1.28  christos 			xshow |= SHOW_UUID;
    338       1.1  christos 			break;
    339       1.1  christos 		default:
    340      1.25  christos 			return usage();
    341       1.1  christos 		}
    342       1.1  christos 	}
    343       1.1  christos 
    344      1.24  christos 	if (argc != optind)
    345      1.25  christos 		return usage();
    346       1.1  christos 
    347      1.32    martin 	if (xshow & SHOW_ALL)
    348      1.32    martin 		return show_all(gpt);
    349      1.32    martin 
    350      1.28  christos 	return entry > 0 ? show_one(gpt, entry) : show(gpt, xshow);
    351       1.1  christos }
    352