ee40fecafe
Follow-up on r322318 and r322319 and remove the deprecated modules. Shift some now-unused kernel files into userspace utilities that incorporate them. Remove references to removed GEOM classes in userspace utilities. Reviewed by: imp (earlier version) Sponsored by: Dell EMC Isilon Differential Revision: https://reviews.freebsd.org/D21249
78 lines
2.4 KiB
C
78 lines
2.4 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2003 Poul-Henning Kamp
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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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* 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 AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/* Functions to encode or decode struct dos_partition into a bytestream
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* of correct endianness and packing. These functions do no validation
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* or sanity checking, they only pack/unpack the fields correctly.
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*
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* NB! This file must be usable both in kernel and userland.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/types.h>
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#include <sys/diskmbr.h>
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#include <sys/endian.h>
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#include "fdisk_mbr_enc.h"
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void
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dos_partition_dec(void const *pp, struct dos_partition *d)
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{
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unsigned char const *p = pp;
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d->dp_flag = p[0];
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d->dp_shd = p[1];
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d->dp_ssect = p[2];
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d->dp_scyl = p[3];
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d->dp_typ = p[4];
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d->dp_ehd = p[5];
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d->dp_esect = p[6];
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d->dp_ecyl = p[7];
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d->dp_start = le32dec(p + 8);
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d->dp_size = le32dec(p + 12);
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}
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void
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dos_partition_enc(void *pp, struct dos_partition *d)
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{
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unsigned char *p = pp;
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p[0] = d->dp_flag;
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p[1] = d->dp_shd;
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p[2] = d->dp_ssect;
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p[3] = d->dp_scyl;
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p[4] = d->dp_typ;
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p[5] = d->dp_ehd;
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p[6] = d->dp_esect;
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p[7] = d->dp_ecyl;
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le32enc(p + 8, d->dp_start);
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le32enc(p + 12, d->dp_size);
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}
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