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/***************************************************************/
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e2e2c2 |
/* perk: PE Resource Kit */
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e2e2c2 |
/* Copyright (C) 2015--2016 Z. Gilboa */
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/* Released under GPLv2 and GPLv3; see COPYING.PERK. */
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/***************************************************************/
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#include <string.h>
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#include <perk/perk.h>
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#include "perk_endian_impl.h"
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#include "perk_reader_impl.h"
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int pe_read_dos_header(const struct pe_image_dos_hdr * p, struct pe_meta_image_dos_hdr * m)
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{
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if ((p->dos_magic[0] != 'M') || (p->dos_magic[1] != 'Z'))
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return PERK_BAD_DOS_HEADER;
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if (PERK_LITTLE_ENDIAN) {
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memcpy(m,p,sizeof(*p));
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} else {
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int i;
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m->dos_magic[0] = p->dos_magic[0];
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m->dos_magic[1] = p->dos_magic[1];
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m->dos_cblp = pe_read_short(p->dos_cblp);
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m->dos_cp = pe_read_short(p->dos_cp);
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m->dos_crlc = pe_read_short(p->dos_crlc);
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m->dos_cparhdr = pe_read_short(p->dos_cparhdr);
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m->dos_minalloc = pe_read_short(p->dos_minalloc);
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m->dos_maxalloc = pe_read_short(p->dos_maxalloc);
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m->dos_ss = pe_read_short(p->dos_ss);
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m->dos_sp = pe_read_short(p->dos_sp);
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m->dos_csum = pe_read_short(p->dos_csum);
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m->dos_ip = pe_read_short(p->dos_ip);
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m->dos_cs = pe_read_short(p->dos_cs);
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m->dos_lfarlc = pe_read_short(p->dos_lfarlc);
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m->dos_ovno = pe_read_short(p->dos_ovno);
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for (i=0; i<4; i++)
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m->dos_res[i] = pe_read_short(&p->dos_res[2*i]);
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m->dos_oemid = pe_read_short(p->dos_oemid);
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m->dos_oeminfo = pe_read_short(p->dos_oeminfo);
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for (i=0; i<10; i++)
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m->dos_res2[i] = pe_read_short(&p->dos_res2[2*i]);
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m->dos_lfanew = pe_read_long(p->dos_lfanew);
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}
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return 0;
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}
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