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/*-
* Copyright (c) 2003 TAKAHASHI Yoshihiro
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/types.h>
#include <sys/diskpc98.h>
#include <sys/endian.h>
void
pc98_partition_dec(void const *pp, struct pc98_partition *d)
{
unsigned char const *ptr = pp;
u_int i;
d->dp_mid = ptr[0];
d->dp_sid = ptr[1];
d->dp_dum1 = ptr[2];
d->dp_dum2 = ptr[3];
d->dp_ipl_sct = ptr[4];
d->dp_ipl_head = ptr[5];
d->dp_ipl_cyl = le16dec(ptr + 6);
d->dp_ssect = ptr[8];
d->dp_shd = ptr[9];
d->dp_scyl = le16dec(ptr + 10);
d->dp_esect = ptr[12];
d->dp_ehd = ptr[13];
d->dp_ecyl = le16dec(ptr + 14);
for (i = 0; i < sizeof (d->dp_name); i++)
d->dp_name[i] = ptr[16 + i];
}
void
pc98_partition_enc(void *pp, struct pc98_partition *d)
{
unsigned char *ptr = pp;
u_int i;
ptr[0] = d->dp_mid;
ptr[1] = d->dp_sid;
ptr[2] = d->dp_dum1;
ptr[3] = d->dp_dum2;
ptr[4] = d->dp_ipl_sct;
ptr[5] = d->dp_ipl_head;
le16enc(ptr + 6, d->dp_ipl_cyl);
ptr[8] = d->dp_ssect;
ptr[9] = d->dp_shd;
le16enc(ptr + 10, d->dp_scyl);
ptr[12] = d->dp_esect;
ptr[13] = d->dp_ehd;
le16enc(ptr + 14, d->dp_ecyl);
for (i = 0; i < sizeof (d->dp_name); i++)
ptr[16 + i] = d->dp_name[i];
}
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