| 1 | /*␊ |
| 2 | * Internal routine for unpacking UUID␊ |
| 3 | * ␊ |
| 4 | * Copyright (C) 1996, 1997 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 | #include "libsaio.h"␊ |
| 36 | ␊ |
| 37 | void uuid_unpack(const uuid_t in, struct uuid *uu)␊ |
| 38 | {␊ |
| 39 | ␉const uint8_t␉*ptr = in;␊ |
| 40 | ␉uint32_t␉␉tmp;␊ |
| 41 | ␊ |
| 42 | ␉tmp = *ptr++;␊ |
| 43 | ␉tmp = (tmp << 8) | *ptr++;␊ |
| 44 | ␉tmp = (tmp << 8) | *ptr++;␊ |
| 45 | ␉tmp = (tmp << 8) | *ptr++;␊ |
| 46 | ␉uu->time_low = tmp;␊ |
| 47 | ␊ |
| 48 | ␉tmp = *ptr++;␊ |
| 49 | ␉tmp = (tmp << 8) | *ptr++;␊ |
| 50 | ␉uu->time_mid = tmp;␊ |
| 51 | ␉␊ |
| 52 | ␉tmp = *ptr++;␊ |
| 53 | ␉tmp = (tmp << 8) | *ptr++;␊ |
| 54 | ␉uu->time_hi_and_version = tmp;␊ |
| 55 | ␊ |
| 56 | ␉tmp = *ptr++;␊ |
| 57 | ␉tmp = (tmp << 8) | *ptr++;␊ |
| 58 | ␉uu->clock_seq = tmp;␊ |
| 59 | ␊ |
| 60 | ␉memcpy(uu->node, ptr, 6);␊ |
| 61 | }␊ |
| 62 | ␊ |
| 63 | |
