debuggers.hg

view tools/libxl/libxl_uuid.h @ 22848:6341fe0f4e5a

Added tag 4.1.0-rc2 for changeset 9dca60d88c63
author Keir Fraser <keir@xen.org>
date Tue Jan 25 14:06:55 2011 +0000 (2011-01-25)
parents 22366e13f76d
children
line source
1 /*
2 * Copyright (C) 2008,2010 Citrix Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU Lesser General Public License as published
6 * by the Free Software Foundation; version 2.1 only. with the special
7 * exception on linking described in file LICENSE.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU Lesser General Public License for more details.
13 */
15 #ifndef __LIBXL_UUID_H__
16 #define __LIBXL_UUID_H__
18 #define LIBXL_UUID_FMT "%02hhx%02hhx%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx"
19 #define LIBXL__UUID_BYTES(uuid) uuid[0], uuid[1], uuid[2], uuid[3], \
20 uuid[4], uuid[5], uuid[6], uuid[7], \
21 uuid[8], uuid[9], uuid[10], uuid[11], \
22 uuid[12], uuid[13], uuid[14], uuid[15]
24 #if defined(__linux__)
26 #include <uuid/uuid.h>
28 typedef struct {
29 uuid_t uuid;
30 } libxl_uuid;
32 #define LIBXL_UUID_BYTES(arg) LIBXL__UUID_BYTES(((uint8_t *)arg.uuid))
34 static inline int libxl_uuid_is_nil(libxl_uuid *uuid)
35 {
36 return uuid_is_null(uuid->uuid);
37 }
39 static inline void libxl_uuid_generate(libxl_uuid *uuid)
40 {
41 uuid_generate(uuid->uuid);
42 }
44 static inline int libxl_uuid_from_string(libxl_uuid *uuid, const char *in)
45 {
46 return uuid_parse(in, uuid->uuid);
47 }
49 static inline void libxl_uuid_copy(libxl_uuid *dst, libxl_uuid *src)
50 {
51 uuid_copy(dst->uuid, src->uuid);
52 }
54 static inline void libxl_uuid_clear(libxl_uuid *uuid)
55 {
56 uuid_clear(uuid->uuid);
57 }
59 static inline int libxl_uuid_compare(libxl_uuid *uuid1, libxl_uuid *uuid2)
60 {
61 return uuid_compare(uuid1->uuid, uuid2->uuid);
62 }
64 static inline uint8_t *libxl_uuid_bytearray(libxl_uuid *uuid)
65 {
66 return uuid->uuid;
67 }
69 #elif defined(__NetBSD__)
71 #include <uuid.h>
72 #include <string.h>
73 #include <stdlib.h>
74 #include <stdio.h>
75 #include <assert.h>
77 #define LIBXL_UUID_BYTES(arg) LIBXL__UUID_BYTES(arg.uuid)
79 typedef struct {
80 uint8_t uuid[16];
81 } libxl_uuid;
83 static inline int libxl_uuid_is_nil(libxl_uuid *uuid)
84 {
85 uint32_t status;
86 return uuid_is_nil((uuid_t *)uuid->uuid, &status);
87 }
89 static inline void libxl_uuid_generate(libxl_uuid *uuid)
90 {
91 uint32_t status;
92 uuid_create((uuid_t *)uuid->uuid, &status);
93 assert(status == uuid_s_ok);
94 }
96 #define LIBXL__UUID_PTRS(uuid) &uuid[0], &uuid[1], &uuid[2], &uuid[3], \
97 &uuid[4], &uuid[5], &uuid[6], &uuid[7], \
98 &uuid[8], &uuid[9], &uuid[10],&uuid[11], \
99 &uuid[12],&uuid[13],&uuid[14],&uuid[15]
100 static inline int libxl_uuid_from_string(libxl_uuid *uuid, const char *in)
101 {
102 if ( sscanf(in, LIBXL_UUID_FMT, LIBXL__UUID_PTRS(uuid->uuid)) != sizeof(uuid->uuid) )
103 return -1;
104 return 0;
105 }
106 #undef LIBXL__UUID_PTRS
108 static inline void libxl_uuid_copy(libxl_uuid *dst, libxl_uuid *src)
109 {
110 memcpy(dst->uuid, src->uuid, sizeof(dst->uuid));
111 }
113 static inline void libxl_uuid_clear(libxl_uuid *uuid)
114 {
115 memset(uuid->uuid, 0, sizeof(uuid->uuid));
116 }
118 static inline int libxl_uuid_compare(libxl_uuid *uuid1, libxl_uuid *uuid2)
119 {
120 return memcmp(uuid1->uuid, uuid2->uuid, sizeof(uuid1->uuid));
121 }
123 static inline uint8_t *libxl_uuid_bytearray(libxl_uuid *uuid)
124 {
125 return uuid->uuid;
126 }
128 #else
130 #error "Please update libxl_uuid.h for your OS"
132 #endif
134 #endif /* __LIBXL_UUID_H__ */