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9d1e7de0 JI |
1 | #ifndef _BABELTRACE_COMPAT_UUID_H |
2 | #define _BABELTRACE_COMPAT_UUID_H | |
a4dfa07b MD |
3 | |
4 | /* | |
9d1e7de0 | 5 | * babeltrace/compat/uuid.h |
eb31c5e6 | 6 | * |
a4dfa07b MD |
7 | * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
8 | * | |
eb31c5e6 MD |
9 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
10 | * of this software and associated documentation files (the "Software"), to deal | |
11 | * in the Software without restriction, including without limitation the rights | |
12 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
13 | * copies of the Software, and to permit persons to whom the Software is | |
14 | * furnished to do so, subject to the following conditions: | |
a4dfa07b | 15 | * |
eb31c5e6 MD |
16 | * The above copyright notice and this permission notice shall be included in |
17 | * all copies or substantial portions of the Software. | |
c462e188 MD |
18 | * |
19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
20 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
22 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
23 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
24 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
25 | * SOFTWARE. | |
a4dfa07b MD |
26 | */ |
27 | ||
28 | #include <config.h> | |
29 | ||
30 | /* Includes final \0. */ | |
31 | #define BABELTRACE_UUID_STR_LEN 37 | |
32 | #define BABELTRACE_UUID_LEN 16 | |
33 | ||
34 | #ifdef BABELTRACE_HAVE_LIBUUID | |
35 | #include <uuid/uuid.h> | |
36 | ||
37 | static inline | |
38 | int babeltrace_uuid_generate(unsigned char *uuid_out) | |
39 | { | |
40 | uuid_generate(uuid_out); | |
41 | return 0; | |
42 | } | |
43 | ||
44 | static inline | |
57a9f43a | 45 | int babeltrace_uuid_unparse(const unsigned char *uuid_in, char *str_out) |
a4dfa07b | 46 | { |
57a9f43a MD |
47 | uuid_unparse(uuid_in, str_out); |
48 | return 0; | |
a4dfa07b MD |
49 | } |
50 | ||
51 | static inline | |
52 | int babeltrace_uuid_parse(const char *str_in, unsigned char *uuid_out) | |
53 | { | |
54 | return uuid_parse(str_in, uuid_out); | |
55 | } | |
56 | ||
57 | static inline | |
58 | int babeltrace_uuid_compare(const unsigned char *uuid_a, | |
59 | const unsigned char *uuid_b) | |
60 | { | |
61 | return uuid_compare(uuid_a, uuid_b); | |
62 | } | |
63 | ||
64 | #elif defined(BABELTRACE_HAVE_LIBC_UUID) | |
65 | #include <uuid.h> | |
66 | #include <stdint.h> | |
57a9f43a MD |
67 | #include <string.h> |
68 | #include <stdlib.h> | |
a4dfa07b MD |
69 | |
70 | static inline | |
71 | int babeltrace_uuid_generate(unsigned char *uuid_out) | |
72 | { | |
73 | uint32_t status; | |
74 | ||
75 | uuid_create((uuid_t *) uuid_out, &status); | |
76 | if (status == uuid_s_ok) | |
77 | return 0; | |
78 | else | |
79 | return -1; | |
80 | } | |
81 | ||
82 | static inline | |
57a9f43a | 83 | int babeltrace_uuid_unparse(const unsigned char *uuid_in, char *str_out) |
a4dfa07b MD |
84 | { |
85 | uint32_t status; | |
57a9f43a MD |
86 | char *alloc_str; |
87 | int ret; | |
88 | ||
89 | uuid_to_string((uuid_t *) uuid_in, &alloc_str, &status); | |
90 | if (status == uuid_s_ok) { | |
91 | strcpy(str_out, alloc_str); | |
92 | ret = 0; | |
93 | } else { | |
94 | ret = -1; | |
95 | } | |
96 | free(alloc_str); | |
97 | return ret; | |
a4dfa07b MD |
98 | } |
99 | ||
100 | static inline | |
101 | int babeltrace_uuid_parse(const char *str_in, unsigned char *uuid_out) | |
102 | { | |
103 | uint32_t status; | |
104 | ||
105 | uuid_from_string(str_in, (uuid_t *) uuid_out, &status); | |
106 | if (status == uuid_s_ok) | |
107 | return 0; | |
108 | else | |
109 | return -1; | |
110 | } | |
111 | ||
112 | static inline | |
113 | int babeltrace_uuid_compare(const unsigned char *uuid_a, | |
114 | const unsigned char *uuid_b) | |
115 | { | |
116 | uint32_t status; | |
117 | ||
118 | uuid_compare((uuid_t *) uuid_a, (uuid_t *) uuid_b, &status); | |
119 | if (status == uuid_s_ok) | |
120 | return 0; | |
121 | else | |
122 | return -1; | |
123 | } | |
124 | ||
9d1e7de0 JI |
125 | #elif defined(__MINGW32__) |
126 | ||
127 | int babeltrace_uuid_generate(unsigned char *uuid_out); | |
128 | int babeltrace_uuid_unparse(const unsigned char *uuid_in, char *str_out); | |
129 | int babeltrace_uuid_parse(const char *str_in, unsigned char *uuid_out); | |
130 | int babeltrace_uuid_compare(const unsigned char *uuid_a, | |
131 | const unsigned char *uuid_b); | |
132 | ||
a4dfa07b MD |
133 | #else |
134 | #error "Babeltrace needs to have a UUID generator configured." | |
135 | #endif | |
136 | ||
9d1e7de0 | 137 | #endif /* _BABELTRACE_COMPAT_UUID_H */ |