gpt_uuid.h revision 1.6
1/*- 2 * Copyright (c) 2014 The NetBSD Foundation, Inc. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to The NetBSD Foundation 6 * by Christos Zoulas. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27 * POSSIBILITY OF SUCH DAMAGE. 28 */ 29#ifndef _GPT_UUID_H 30#define _GPT_UUID_H 31 32#include <string.h> 33#include <inttypes.h> 34#ifndef HAVE_NBTOOL_CONFIG_H 35#include <sys/disklabel_gpt.h> 36#else 37#include <nbinclude/sys/disklabel_gpt.h> 38#endif 39 40/* 41 * We define our own uuid type so that we don't have to mess around 42 * with different uuid implementation (linux+macosx which use an 43 * array, and {Free,Net}BSD who use a struct. We just need minimal 44 * support anyway 45 */ 46 47// Must match the array in gpt_uuid.c 48typedef enum { 49 GPT_TYPE_APPLE_HFS = 0, 50 GPT_TYPE_APPLE_UFS, 51 GPT_TYPE_BIOS, 52 GPT_TYPE_EFI, 53 GPT_TYPE_FREEBSD, 54 GPT_TYPE_FREEBSD_SWAP, 55 GPT_TYPE_FREEBSD_UFS, 56 GPT_TYPE_FREEBSD_VINUM, 57 GPT_TYPE_FREEBSD_ZFS, 58 GPT_TYPE_LINUX_DATA, 59 GPT_TYPE_LINUX_SWAP, 60 GPT_TYPE_LINUX_RAID, 61 GPT_TYPE_LINUX_LVM, 62 GPT_TYPE_MS_BASIC_DATA, 63 GPT_TYPE_MS_RESERVED, 64 GPT_TYPE_NETBSD_CCD, 65 GPT_TYPE_NETBSD_CGD, 66 GPT_TYPE_NETBSD_FFS, 67 GPT_TYPE_NETBSD_LFS, 68 GPT_TYPE_NETBSD_RAIDFRAME, 69 GPT_TYPE_NETBSD_SWAP 70} gpt_type_t; 71 72typedef uint8_t gpt_uuid_t[16]; 73extern const gpt_uuid_t gpt_uuid_nil; 74 75__BEGIN_DECLS 76static inline int 77gpt_uuid_is_nil(const gpt_uuid_t u) { 78 return memcmp(u, gpt_uuid_nil, sizeof(gpt_uuid_t)) == 0; 79} 80 81static inline int 82gpt_uuid_equal(const gpt_uuid_t u1, const gpt_uuid_t u2) { 83 return memcmp(u1, u2, sizeof(gpt_uuid_t)) == 0; 84} 85 86static inline void 87gpt_uuid_copy(gpt_uuid_t u1, const gpt_uuid_t u2) { 88 memcpy(u1, u2, sizeof(gpt_uuid_t)); 89} 90 91int gpt_uuid_snprintf(char *, size_t, const char *, const gpt_uuid_t); 92 93void gpt_uuid_create(gpt_type_t, gpt_uuid_t, uint16_t *, size_t); 94 95int gpt_uuid_parse(const char *, gpt_uuid_t); 96 97struct gpt; 98int gpt_uuid_generate(struct gpt *, gpt_uuid_t); 99 100void gpt_uuid_help(const char *); 101 102__END_DECLS 103 104#endif /* _GPT_UUID_T */ 105