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/* wvWare
* Copyright (C) Caolan McNamara, Dom Lachowicz, and others
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <stdio.h>
#include "wv.h"
void
wvInitFSPA (FSPA * item)
{
item->spid = 0;
item->xaLeft = 0;
item->yaTop = 0;
item->xaRight = 0;
item->yaBottom = 0;
item->fHdr = 0;
item->bx = 0;
item->by = 0;
item->wr = 0;
item->wrk = 0;
item->fRcaSimple = 0;
item->fBelowText = 0;
item->fAnchorLock = 0;
item->cTxbx = 0;
}
void
wvGetFSPA (FSPA * item, wvStream * fd)
{
U16 temp16;
#ifdef PURIFY
wvInitFSPA (item);
#endif
item->spid = read_32ubit (fd);;
item->xaLeft = (S32) read_32ubit (fd);
item->yaTop = (S32) read_32ubit (fd);
item->xaRight = (S32) read_32ubit (fd);
item->yaBottom = (S32) read_32ubit (fd);
temp16 = read_16ubit (fd);
item->fHdr = temp16 & 0x0001;
item->bx = (temp16 & 0x0006) >> 1;
item->by = (temp16 & 0x0018) >> 3;
item->wr = (temp16 & 0x01E0) >> 5;
item->wrk = (temp16 & 0x1E00) >> 9;
item->fRcaSimple = (temp16 & 0x2000) >> 13;
item->fBelowText = (temp16 & 0x4000) >> 14;
item->fAnchorLock = (temp16 & 0x8000) >> 15;
item->cTxbx = (S32) read_32ubit (fd);
}
int
wvGetFSPA_PLCF (FSPA ** fspa, U32 ** pos, U32 * nofspa, U32 offset, U32 len,
wvStream * fd)
{
U32 i;
if (len == 0)
{
*fspa = NULL;
*pos = NULL;
*nofspa = 0;
}
else
{
*nofspa = (len - 4) / 30;
*pos = (U32 *) wvMalloc ((*nofspa + 1) * sizeof (U32));
if (*pos == NULL)
{
wvError (
("NO MEM 1, failed to alloc %d bytes\n",
(*nofspa + 1) * sizeof (U32)));
return (1);
}
*fspa = (FSPA *) wvMalloc (*nofspa * sizeof (FSPA));
if (*fspa == NULL)
{
wvError (
("NO MEM 1, failed to alloc %d bytes\n",
*nofspa * sizeof (FSPA)));
/* I believe it is not always right to free this. Sometimes len == 4 and
* although *nofspa == 0, the data structure is needed.
* (Wild guesswork by MV 20.12.2000 -- correct me if I'm wrong) */
/* wvFree(pos); */
return (1);
}
wvStream_goto (fd, offset);
for (i = 0; i <= *nofspa; i++)
(*pos)[i] = read_32ubit (fd);
for (i = 0; i < *nofspa; i++)
wvGetFSPA (&((*fspa)[i]), fd);
}
return (0);
}
FSPA *
wvGetFSPAFromCP (U32 currentcp, FSPA * fspa, U32 * pos, U32 nofspa)
{
U32 i;
wvTrace (("nofspa is %d\n", nofspa));
for (i = 0; i < nofspa; i++)
{
wvTrace (("compare %x %d\n", currentcp, pos[i]));
if (pos[i] == currentcp)
return (&(fspa[i]));
}
wvError (("found no fspa, panic\n"));
return (NULL);
}
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