1 /* 2 * Public include file for the UUID library 3 * 4 * Copyright (C) 1996, 1997, 1998 Theodore Ts'o. 5 * 6 * %Begin-Header% 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, and the entire permission notice in its entirety, 12 * including the disclaimer of warranties. 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 18 * written permission. 19 * 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 24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 26 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 27 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 30 * USE OF THIS SOFTWARE, EVEN IF NOT ADVISED OF THE POSSIBILITY OF SUCH 31 * DAMAGE. 32 * %End-Header% 33 */ 34 35 #ifndef _UUID_UUID_H 36 #define _UUID_UUID_H 37 38 #include <sys/types.h> 39 #ifndef _WIN32 40 #include <sys/time.h> 41 #endif 42 #include <time.h> 43 44 typedef unsigned char uuid_t[16]; 45 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 51 52 /* UUID Type definitions */ 53 #define UUID_TYPE_DCE_TIME 1 54 #define UUID_TYPE_DCE_RANDOM 4 55 56 /* Allow UUID constants to be defined */ 57 #ifdef __GNUC__ 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} 60 #else 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} 63 #endif 64 65 #ifdef __cplusplus 66 extern "C" { 67 #endif 68 69 /* clear.c */ 70 void uuid_clear(uuid_t uu); 71 72 /* compare.c */ 73 int uuid_compare(const uuid_t uu1, const uuid_t uu2); 74 75 /* copy.c */ 76 void uuid_copy(uuid_t dst, const uuid_t src); 77 78 /* gen_uuid.c */ 79 void uuid_generate(uuid_t out); 80 void uuid_generate_random(uuid_t out); 81 void uuid_generate_time(uuid_t out); 82 83 /* isnull.c */ 84 int uuid_is_null(const uuid_t uu); 85 86 /* parse.c */ 87 int uuid_parse(const char *in, uuid_t uu); 88 89 /* unparse.c */ 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); 93 94 /* uuid_time.c */ 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); 98 99 #ifdef __cplusplus 100 } 101 #endif 102 103 #endif /* _UUID_UUID_H */