htneimg.cc

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/*
 *      HT Editor
 *      htneimg.cc
 *
 *      Copyright (C) 1999-2002 Stefan Weyergraf (stefan@weyergraf.de)
 *
 *      This program is free software; you can redistribute it and/or modify
 *      it under the terms of the GNU General Public License version 2 as
 *      published by the Free Software Foundation.
 *
 *      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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include "log.h"
#include "htnewexe.h"
#include "htpal.h"
#include "htneimg.h"
#include "htstring.h"
#include "formats.h"
#include "tools.h"

#include "nestruct.h"

#include "htanaly.h"
#include "ne_analy.h"

static ht_view *htneimage_init(bounds *b, ht_streamfile *file, ht_format_group *group)
{
        ht_ne_shared_data *ne_shared=(ht_ne_shared_data *)group->get_shared_data();

        LOG("%s: NE: loading image (starting analyser)...", file->get_filename());
        NEAnalyser *p = new NEAnalyser();
        p->init(ne_shared, file);

        bounds c=*b;
        ht_group *g=new ht_group();
        g->init(&c, VO_RESIZE, DESC_NE_IMAGE"-g");
        AnalyInfoline *head;

        c.y += 2;
        c.h -= 2;
        ht_ne_aviewer *v=new ht_ne_aviewer();
        v->init(&c, DESC_NE_IMAGE, VC_EDIT | VC_GOTO | VC_SEARCH, file, group, p, ne_shared);

        c.y-=2;
        c.h=2;
        head=new AnalyInfoline();
        head->init(&c, v, ANALY_STATUS_DEFAULT);

        v->attachInfoline(head);

/* search for lowest/highest */
        NEAddress l=(NEAddress)-1, h=0;
        NE_SEGMENT *s = ne_shared->segments.segments;
        for (UINT i=0; i<ne_shared->segments.segment_count; i++) {
                NEAddress base = NE_MAKE_ADDR(i+1, 0);
                UINT evsize = MAX(NE_get_seg_vsize(ne_shared, i), NE_get_seg_psize(ne_shared, i));
                if (base < l) l = base;
                if ((base + evsize > h) && (evsize)) h = base + evsize - 1;
                s++;
        }

        Address *low = p->createAddress1616(NE_ADDR_SEG(l), NE_ADDR_OFS(l));
        Address *high = p->createAddress1616(NE_ADDR_SEG(h), NE_ADDR_OFS(h));
        ht_analy_sub *analy=new ht_analy_sub();
        analy->init(file, v, p, low, high);
        v->analy_sub = analy;
        v->insertsub(analy);
        delete high;
        delete low;

        v->sendmsg(msg_complete_init, 0);

        if (!(ne_shared->hdr.flags & NE_FLAGS_SELFLOAD)) {
                Address *tmpaddr = p->createAddress1616(NE_ADDR_SEG(ne_shared->hdr.csip), NE_ADDR_OFS(ne_shared->hdr.csip));
                v->gotoAddress(tmpaddr, NULL);
                delete tmpaddr;
        } /* FIXME: else what ? */

        g->insert(head);
        g->insert(v);

        g->setpalette(palkey_generic_window_default);

        ne_shared->v_image=v;
        return g;
}

format_viewer_if htneimage_if = {
        htneimage_init,
        0
};

/*
 *      CLASS ht_ne_aviewer
 */

void ht_ne_aviewer::init(bounds *b, char *desc, int caps, ht_streamfile *File, ht_format_group *format_group, Analyser *Analy, ht_ne_shared_data *NE_shared)
{
        ht_aviewer::init(b, desc, caps, File, format_group, Analy);
        ne_shared = NE_shared;
        file = File;
}

char *ht_ne_aviewer::func(UINT i, bool execute)
{
        switch (i) {
                case 3: {
                        bool e = false;
                        file->cntl(FCNTL_GET_RELOC, &e);
                        if (execute) {
                                file->cntl(FCNTL_SET_RELOC, !e);
                        }
                        return e ? (char*)"unrelocate" : (char*)"relocate";
                }
        }
        return ht_aviewer::func(i, execute);
}

void ht_ne_aviewer::setAnalyser(Analyser *a)
{
        ((NEAnalyser*)a)->ne_shared = ne_shared;
        ((NEAnalyser*)a)->file = file;
        analy = a;
        analy_sub->setAnalyser(a);
}

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