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/*
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Copyright (C) 2000 Marco Ziech (mmz@gmx.net)
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Copyright (C) 2000 Ross Combs (rocombs@cs.nmsu.edu)
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "common/setup_before.h"
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#include <stdio.h>
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#ifdef STDC_HEADERS
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# include <stdlib.h>
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#else
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# ifdef HAVE_MALLOC_H
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# include <malloc.h>
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# endif
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#endif
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#include "fileio.h"
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#include "bni.h"
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#include "common/setup_after.h"
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extern t_bnifile * load_bni(FILE *f) {
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t_bnifile *b;
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unsigned int i;
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if (f == NULL) return NULL;
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b = malloc(sizeof(t_bnifile));
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file_rpush(f);
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b->unknown1 = file_readd_le();
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if (b->unknown1 != 0x00000010)
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fprintf(stderr,"load_bni: field 1 is not 0x00000010. Data may be invalid!\n");
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b->unknown2 = file_readd_le();
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if (b->unknown2 != 0x00000001)
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fprintf(stderr,"load_bni: field 2 is not 0x00000001. Data may be invalid!\n");
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b->numicons = file_readd_le();
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if (b->numicons > BNI_MAXICONS) {
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fprintf(stderr,"load_bni: more than %d (BNI_MAXICONS) icons. Increase maximum number of icons in \"bni.h\".\n",BNI_MAXICONS);
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b->numicons = BNI_MAXICONS;
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}
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b->dataoffset = file_readd_le();
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if (b->numicons<1) {
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fprintf(stderr,"load_bni: strange, no icons present in BNI file\n");
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b->icons = NULL;
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} else {
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b->icons = malloc(b->numicons*sizeof(t_bniicon));
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}
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for (i = 0; i < b->numicons; i++) {
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b->icons->icon[i].id = file_readd_le();
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b->icons->icon[i].x = file_readd_le();
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b->icons->icon[i].y = file_readd_le();
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if (b->icons->icon[i].id == 0) {
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b->icons->icon[i].tag = file_readd_le();
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} else {
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b->icons->icon[i].tag = 0;
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}
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b->icons->icon[i].unknown = file_readd_le();
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}
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if (ftell(f)!=(long)b->dataoffset)
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fprintf(stderr,"load_bni: Warning, %lu bytes of garbage after BNI header\n",(unsigned long)(b->dataoffset-ftell(f)));
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file_rpop();
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return b;
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}
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extern int write_bni(FILE *f,t_bnifile *b) {
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unsigned int i;
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if (f == NULL) return -1;
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if (b == NULL) return -1;
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file_wpush(f);
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file_writed_le(b->unknown1);
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if (b->unknown1 != 0x00000010)
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fprintf(stderr,"write_bni: field 1 is not 0x00000010. Data may be invalid!\n");
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file_writed_le(b->unknown2);
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if (b->unknown2 != 0x00000001)
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fprintf(stderr,"write_bni: field 2 is not 0x00000001. Data may be invalid!\n");
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file_writed_le(b->numicons);
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file_writed_le(b->dataoffset);
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for (i = 0; i < b->numicons; i++) {
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file_writed_le(b->icons->icon[i].id);
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file_writed_le(b->icons->icon[i].x);
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file_writed_le(b->icons->icon[i].y);
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if (b->icons->icon[i].id == 0) {
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file_writed_le(b->icons->icon[i].tag);
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}
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file_writed_le(b->icons->icon[i].unknown);
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}
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if (ftell(f)!=(long)b->dataoffset)
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fprintf(stderr,"Warning: dataoffset is incorrect! (=0x%lx should be 0x%lx)\n",(unsigned long)b->dataoffset,(unsigned long)ftell(f));
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file_wpop();
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return 0;
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}
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