paul@181 | 1 | /* |
paul@181 | 2 | * unparse.c -- convert a UUID to string |
paul@181 | 3 | * |
paul@181 | 4 | * Copyright (C) 1996, 1997 Theodore Ts'o. |
paul@181 | 5 | * |
paul@181 | 6 | * %Begin-Header% |
paul@181 | 7 | * Redistribution and use in source and binary forms, with or without |
paul@181 | 8 | * modification, are permitted provided that the following conditions |
paul@181 | 9 | * are met: |
paul@181 | 10 | * 1. Redistributions of source code must retain the above copyright |
paul@181 | 11 | * notice, and the entire permission notice in its entirety, |
paul@181 | 12 | * including the disclaimer of warranties. |
paul@181 | 13 | * 2. Redistributions in binary form must reproduce the above copyright |
paul@181 | 14 | * notice, this list of conditions and the following disclaimer in the |
paul@181 | 15 | * documentation and/or other materials provided with the distribution. |
paul@181 | 16 | * 3. The name of the author may not be used to endorse or promote |
paul@181 | 17 | * products derived from this software without specific prior |
paul@181 | 18 | * written permission. |
paul@181 | 19 | * |
paul@181 | 20 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED |
paul@181 | 21 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
paul@181 | 22 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF |
paul@181 | 23 | * WHICH ARE HEREBY DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE |
paul@181 | 24 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
paul@181 | 25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT |
paul@181 | 26 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
paul@181 | 27 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
paul@181 | 28 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
paul@181 | 29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE |
paul@181 | 30 | * USE OF THIS SOFTWARE, EVEN IF NOT ADVISED OF THE POSSIBILITY OF SUCH |
paul@181 | 31 | * DAMAGE. |
paul@181 | 32 | * %End-Header% |
paul@181 | 33 | */ |
paul@181 | 34 | |
paul@181 | 35 | #include "config.h" |
paul@181 | 36 | #include <stdio.h> |
paul@181 | 37 | |
paul@181 | 38 | #include "uuidP.h" |
paul@181 | 39 | |
paul@181 | 40 | static const char *fmt_lower = |
paul@181 | 41 | "%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x"; |
paul@181 | 42 | |
paul@181 | 43 | static const char *fmt_upper = |
paul@181 | 44 | "%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X"; |
paul@181 | 45 | |
paul@181 | 46 | #ifdef UUID_UNPARSE_DEFAULT_UPPER |
paul@181 | 47 | #define FMT_DEFAULT fmt_upper |
paul@181 | 48 | #else |
paul@181 | 49 | #define FMT_DEFAULT fmt_lower |
paul@181 | 50 | #endif |
paul@181 | 51 | |
paul@181 | 52 | static void uuid_unparse_x(const uuid_t uu, char *out, const char *fmt) |
paul@181 | 53 | { |
paul@181 | 54 | struct uuid uuid; |
paul@181 | 55 | |
paul@181 | 56 | uuid_unpack(uu, &uuid); |
paul@181 | 57 | sprintf(out, fmt, |
paul@181 | 58 | uuid.time_low, uuid.time_mid, uuid.time_hi_and_version, |
paul@181 | 59 | uuid.clock_seq >> 8, uuid.clock_seq & 0xFF, |
paul@181 | 60 | uuid.node[0], uuid.node[1], uuid.node[2], |
paul@181 | 61 | uuid.node[3], uuid.node[4], uuid.node[5]); |
paul@181 | 62 | } |
paul@181 | 63 | |
paul@181 | 64 | void uuid_unparse_lower(const uuid_t uu, char *out) |
paul@181 | 65 | { |
paul@181 | 66 | uuid_unparse_x(uu, out, fmt_lower); |
paul@181 | 67 | } |
paul@181 | 68 | |
paul@181 | 69 | void uuid_unparse_upper(const uuid_t uu, char *out) |
paul@181 | 70 | { |
paul@181 | 71 | uuid_unparse_x(uu, out, fmt_upper); |
paul@181 | 72 | } |
paul@181 | 73 | |
paul@181 | 74 | void uuid_unparse(const uuid_t uu, char *out) |
paul@181 | 75 | { |
paul@181 | 76 | uuid_unparse_x(uu, out, FMT_DEFAULT); |
paul@181 | 77 | } |