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/***************************************************************/
/*  perk: PE Resource Kit                                      */
/*  Copyright (C) 2015--2017  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_import_header(const struct pe_raw_import_hdr * p, struct pe_meta_import_hdr * m)
{
	m->ih_import_lookup_tbl_rva = pe_read_long(p->ih_import_lookup_tbl_rva);
	m->ih_time_date_stamp       = pe_read_long(p->ih_time_date_stamp);
	m->ih_forwarder_chain       = pe_read_long(p->ih_forwarder_chain);
	m->ih_name_rva              = pe_read_long(p->ih_name_rva);
	m->ih_import_addr_tbl_rva   = pe_read_long(p->ih_import_addr_tbl_rva);

	m->ih_name   = 0;
	m->ih_aitems = 0;

	return 0;
}

int pe_read_import_lookup(
	const union pe_raw_import_lookup * p,
	struct pe_meta_import_lookup * m,
	uint32_t magic)
{
	switch (magic) {
		case PE_MAGIC_PE32:
			m->u.ii_import_lookup_entry_64 = pe_read_long(p->ii_import_lookup_entry_32);
			return 0;

		case PE_MAGIC_PE32_PLUS:
			m->u.ii_import_lookup_entry_64 = pe_read_quad(p->ii_import_lookup_entry_64);
			return 0;

		default:
			return PERK_ERR_BAD_IMAGE_TYPE;
	}
}