2 * Public include file for the UUID library
4 * Copyright (C) 1996, 1997, 1998 Theodore Ts'o.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
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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 * 3. The name of the author may not be used to endorse or promote
17 * products derived from this software without specific prior
20 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
21 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
23 * WHICH ARE HEREBY DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
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38 #include <sys/types.h>
44 typedef unsigned char uuid_t[16];
46 /* UUID Variant definitions */
47 #define UUID_VARIANT_NCS 0
48 #define UUID_VARIANT_DCE 1
49 #define UUID_VARIANT_MICROSOFT 2
50 #define UUID_VARIANT_OTHER 3
52 /* UUID Type definitions */
53 #define UUID_TYPE_DCE_TIME 1
54 #define UUID_TYPE_DCE_RANDOM 4
56 /* Allow UUID constants to be defined */
58 #define UUID_DEFINE(name,u0,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,u15) \
59 static const uuid_t name __attribute__ ((unused)) = {u0,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,u15}
61 #define UUID_DEFINE(name,u0,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,u15) \
62 static const uuid_t name = {u0,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,u15}
70 void uuid_clear(uuid_t uu);
73 int uuid_compare(const uuid_t uu1, const uuid_t uu2);
76 void uuid_copy(uuid_t dst, const uuid_t src);
79 void uuid_generate(uuid_t out);
80 void uuid_generate_random(uuid_t out);
81 void uuid_generate_time(uuid_t out);
84 int uuid_is_null(const uuid_t uu);
87 int uuid_parse(const char *in, uuid_t uu);
90 void uuid_unparse(const uuid_t uu, char *out);
91 void uuid_unparse_lower(const uuid_t uu, char *out);
92 void uuid_unparse_upper(const uuid_t uu, char *out);
95 time_t uuid_time(const uuid_t uu, struct timeval *ret_tv);
96 int uuid_type(const uuid_t uu);
97 int uuid_variant(const uuid_t uu);
103 #endif /* _UUID_UUID_H */