htleobj.cc

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/* 
 *      HT Editor
 *      htleobj.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 "htatom.h"
#include "htnewexe.h"
#include "htle.h"
#include "htleobj.h"
#include "httag.h"
#include "htstring.h"
#include "formats.h"
#include "snprintf.h"

#include "lestruct.h"

#include <stdlib.h>
#include <string.h>

static ht_mask_ptable leobj[]=
{
        {"virtual size",                        STATICTAG_EDIT_DWORD_LE("00000000")},
        {"relocation base address",     STATICTAG_EDIT_DWORD_LE("00000004")},
        {"flags",                                       STATICTAG_EDIT_DWORD_LE("00000008")" "STATICTAG_FLAGS("00000008", ATOM_LE_OBJFLAGS_STR)},
        {"page map index",                      STATICTAG_EDIT_DWORD_LE("0000000c")},
        {"page map count",                      STATICTAG_EDIT_DWORD_LE("00000010")},
        {"name",                                        STATICTAG_EDIT_CHAR("00000014")""STATICTAG_EDIT_CHAR("00000015")""STATICTAG_EDIT_CHAR("00000016")""STATICTAG_EDIT_CHAR("00000017")},
        {0, 0}
};

static ht_tag_flags_s le_objflags[] =
{
        {0,  "[00] readable"},
        {1,  "[01] writable"},
        {2,  "[02] executable"},
        {3,  "[03] resource"},
        {4,  "[04] discardable"},
        {5,  "[05] shared"},
        {6,  "[06] preloaded"},
        {7,  "[07] * reserved"},
        {8,  "[08] * reserved"},
        {9,  "[09] * reserved"},
        {10, "[10] resident"},
        {11, "[11] * reserved"},
        {12, "[12] 16:16 alias"},
        {13, "[13] use32"},
        {14, "[14] conforming"},
        {15, "[15] object i/o privilege level"},
        {0, 0}
};

static ht_view *htleobjects_init(bounds *b, ht_streamfile *file, ht_format_group *group)
{
        ht_le_shared_data *le_shared=(ht_le_shared_data *)group->get_shared_data();

        dword h=le_shared->hdr_ofs;
        ht_uformat_viewer *v=new ht_uformat_viewer();
        v->init(b, DESC_LE_OBJECTS, VC_EDIT, file, group);
        ht_mask_sub *m=new ht_mask_sub();
        m->init(file, 0);

        register_atom(ATOM_LE_OBJFLAGS, le_objflags);

/* FIXME: */
        bool le_bigendian = false;

        char t[64];
        ht_snprintf(t, sizeof t, "* LE object headers at offset %08x", h+le_shared->hdr.objtab);
        m->add_mask(t);

        v->insertsub(m);

        for (dword i=0; i<le_shared->hdr.objcnt; i++) {
                m=new ht_mask_sub();
                m->init(file, i);

                char n[5];
                m->add_staticmask_ptable(leobj, h+le_shared->hdr.objtab+i*24, le_bigendian);
                
                memmove(&n, le_shared->objmap.header[i].name, 4);
                n[4]=0;

                bool use32=le_shared->objmap.header[i].flags & LE_OBJECT_FLAG_USE32;

                ht_snprintf(t, sizeof t, "--- object %d USE%d: %s ---", i+1, use32 ? 32 : 16, (char*)&n);

                ht_collapsable_sub *cs=new ht_collapsable_sub();
                cs->init(file, m, 1, t, 1);
                v->insertsub(cs);
        }

        le_shared->v_objects = v;
        return v;
}

format_viewer_if htleobjects_if = {
        htleobjects_init,
        0
};

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