This patch imports the unmodified current version of NetBSD libc. The NetBSD includes are in /nbsd_include, while the libc code itself is split between lib/nbsd_libc and common/lib/libc.
117 lines
3.8 KiB
C
117 lines
3.8 KiB
C
/* $NetBSD: uuid_stream.c,v 1.3 2008/04/19 18:21:38 plunky Exp $ */
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/*
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* Copyright (c) 2002 Marcel Moolenaar
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#if defined(LIBC_SCCS) && !defined(lint)
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__RCSID("$NetBSD: uuid_stream.c,v 1.3 2008/04/19 18:21:38 plunky Exp $");
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#endif
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#include "namespace.h"
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#include <machine/endian.h>
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#include <uuid.h>
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/*
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* Encode/Decode UUID into octet-stream.
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* http://www.opengroup.org/dce/info/draft-leach-uuids-guids-01.txt
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*
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* 0 1 2 3
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* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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* | time_low |
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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* | time_mid | time_hi_and_version |
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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* |clk_seq_hi_res | clk_seq_low | node (0-1) |
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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* | node (2-5) |
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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*
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* NOTE: These routines are not part of the DCE RPC API. There are
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* provided for convenience.
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*/
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void
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uuid_enc_le(void *buf, const uuid_t *uuid)
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{
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uint8_t *p = buf;
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int i;
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le32enc(p, uuid->time_low);
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le16enc(p + 4, uuid->time_mid);
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le16enc(p + 6, uuid->time_hi_and_version);
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p[8] = uuid->clock_seq_hi_and_reserved;
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p[9] = uuid->clock_seq_low;
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for (i = 0; i < _UUID_NODE_LEN; i++)
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p[10 + i] = uuid->node[i];
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}
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void
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uuid_dec_le(const void *buf, uuid_t *uuid)
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{
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const uint8_t *p = buf;
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int i;
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uuid->time_low = le32dec(p);
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uuid->time_mid = le16dec(p + 4);
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uuid->time_hi_and_version = le16dec(p + 6);
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uuid->clock_seq_hi_and_reserved = p[8];
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uuid->clock_seq_low = p[9];
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for (i = 0; i < _UUID_NODE_LEN; i++)
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uuid->node[i] = p[10 + i];
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}
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void
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uuid_enc_be(void *buf, const uuid_t *uuid)
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{
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uint8_t *p = buf;
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int i;
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be32enc(p, uuid->time_low);
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be16enc(p + 4, uuid->time_mid);
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be16enc(p + 6, uuid->time_hi_and_version);
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p[8] = uuid->clock_seq_hi_and_reserved;
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p[9] = uuid->clock_seq_low;
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for (i = 0; i < _UUID_NODE_LEN; i++)
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p[10 + i] = uuid->node[i];
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}
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void
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uuid_dec_be(const void *buf, uuid_t *uuid)
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{
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const uint8_t *p = buf;
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int i;
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uuid->time_low = be32dec(p);
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uuid->time_mid = be16dec(p + 4);
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uuid->time_hi_and_version = be16dec(p + 6);
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uuid->clock_seq_hi_and_reserved = p[8];
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uuid->clock_seq_low = p[9];
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for (i = 0; i < _UUID_NODE_LEN; i++)
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uuid->node[i] = p[10 + i];
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}
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