/***************************************************************/
/*  perk: PE Resource Kit                                      */
/*  Copyright (C) 2015--2016  Z. Gilboa                        */
/*  Released under GPLv2 and GPLv3; see COPYING.PERK.          */
/***************************************************************/

#include <string.h>

#include <perk/perk.h>
#include "perk_endian_impl.h"
#include "perk_reader_impl.h"

int pe_read_coff_header(const struct pe_coff_file_hdr * p, struct pe_meta_coff_file_hdr * m)
{
	if ((p->signature[0] != 'P') || (p->signature[1] != 'E')
			|| p->signature[2] || p->signature[3])
		return PERK_ERR_BAD_COFF_HEADER;

	if (PERK_LITTLE_ENDIAN) {

		memcpy(m,p,sizeof(*p));

	}  else {

		m->signature[0] = p->signature[0];
		m->signature[1] = p->signature[1];
		m->signature[2] = p->signature[2];
		m->signature[3] = p->signature[3];

		m->machine		= pe_read_short(p->machine);
		m->num_of_sections	= pe_read_short(p->num_of_sections);

		m->time_date_stamp	= pe_read_long(p->time_date_stamp);
		m->ptr_to_sym_tbl	= pe_read_long(p->ptr_to_sym_tbl);
		m->num_of_syms		= pe_read_long(p->num_of_syms);

		m->size_of_opt_hdr	= pe_read_short(p->size_of_opt_hdr);
		m->characteristics	= pe_read_short(p->characteristics);

	}

	return 0;
}