/*
 *
 *  Wireless daemon for Linux
 *
 *  Copyright (C) 2014  Intel Corporation. All rights reserved.
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library 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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <stdlib.h>
#include <ell/ell.h>

#include "src/ie.h"

struct test_data {
	unsigned int num_ie;
	unsigned int len;
	unsigned char *buf;
};

struct ie {
	unsigned char type;
	unsigned char len;
	unsigned char value[];
} __attribute__ ((packed));

static void ie_test_reader(const void *data)
{
	const struct test_data *test = data;
	struct ie_tlv_iter iter;
	struct ie *ie;
	unsigned int count = 0, pos = 0;
	char *str;

	ie_tlv_iter_init(&iter, test->buf, test->len);

	while (ie_tlv_iter_next(&iter)) {
		ie = (struct ie *)&test->buf[pos];
		str = l_util_hexstring(&test->buf[pos + 2], ie->len);
		printf("IE %d [%d/%d/%s]\n", count, ie->type, ie->len, str);
		l_free(str);

		assert(iter.tag == test->buf[pos++]);
		assert(iter.len == test->buf[pos++]);
		assert(!memcmp(iter.data, test->buf + pos, iter.len));
		pos += ie->len;

		count++;
	}

	assert(count == test->num_ie);
}


static unsigned char beacon_frame[] = {
	/* IEEE 802.11 Beacon frame */
	0x80, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff,
	0xff, 0xff, 0xc8, 0xd7, 0x19, 0x39, 0xbe, 0x77,
	0xc8, 0xd7, 0x19, 0x39, 0xbe, 0x77, 0x50, 0xa2,

	/* IEEE 802.11 wireless LAN managment frame
	 * - Fixed parameters (12 bytes)
	 */
	0x87, 0x81, 0x31, 0xe6, 0x29, 0x02, 0x00, 0x00,
	0x64, 0x00, 0x11, 0x00,

	/* - Tagged parameters (TLV format, 252 bytes).
	 *   This starts at byte position 36
	 */
	0x00, 0x0c, 0x57, 0x65, 0x73, 0x31, 0x4f, 0x70,
	0x65, 0x6e, 0x57, 0x4c, 0x41, 0x4e, 0x01, 0x08,
	0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c,
	0x05, 0x04, 0x00, 0x01, 0x00, 0x00, 0x30, 0x14,
	0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00,
	0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f,
	0xac, 0x02, 0x0c, 0x00, 0x0b, 0x05, 0x02, 0x00,
	0x02, 0x00, 0x00, 0x2d, 0x1a, 0x6f, 0x08, 0x17,
	0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00,
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3d,
	0x16, 0x24, 0x0d, 0x16, 0x00, 0x00, 0x00, 0x00,
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x4a,
	0x0e, 0x14, 0x00, 0x0a, 0x00, 0x2c, 0x01, 0xc8,
	0x00, 0x14, 0x00, 0x05, 0x00, 0x19, 0x00, 0x7f,
	0x08, 0x01, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00,
	0x40, 0xbf, 0x0c, 0x32, 0x58, 0x82, 0x0f, 0xea,
	0xff, 0x00, 0x00, 0xea, 0xff, 0x00, 0x00, 0xc0,
	0x05, 0x01, 0x2a, 0x00, 0x00, 0x00, 0xc3, 0x04,
	0x02, 0x02, 0x02, 0x02, 0xdd, 0x31, 0x00, 0x50,
	0xf2, 0x04, 0x10, 0x4a, 0x00, 0x01, 0x10, 0x10,
	0x44, 0x00, 0x01, 0x02, 0x10, 0x47, 0x00, 0x10,
	0x98, 0x42, 0x13, 0x05, 0x23, 0x6e, 0xde, 0x3a,
	0xfa, 0x13, 0x0a, 0x79, 0x44, 0x0f, 0xab, 0x43,
	0x10, 0x3c, 0x00, 0x01, 0x03, 0x10, 0x49, 0x00,
	0x06, 0x00, 0x37, 0x2a, 0x00, 0x01, 0x20, 0xdd,
	0x09, 0x00, 0x10, 0x18, 0x02, 0x02, 0x00, 0x1c,
	0x00, 0x00, 0xdd, 0x18, 0x00, 0x50, 0xf2, 0x02,
	0x01, 0x01, 0x80, 0x00, 0x03, 0xa4, 0x00, 0x00,
	0x27, 0xa4, 0x00, 0x00, 0x42, 0x43, 0x5e, 0x00,
	0x62, 0x32, 0x2f, 0x00, 0x01, 0x9a, 0xc1, 0xc8,
};

static unsigned char *append_data(unsigned char *buf, struct ie *ie,
				unsigned int *total_len)
{
	unsigned char *ptr;
	unsigned old, len = ie->len + 1 + 1;

	old = *total_len;
	*total_len += len;

	ptr = realloc(buf, *total_len);

	memcpy(ptr + old, ie, len);

	return ptr;
}

int main(int argc, char *argv[])
{
	struct test_data tc1 = { 0 };

	l_test_init(&argc, &argv);

	tc1.buf = &beacon_frame[36];
	tc1.num_ie = 15;
	tc1.len = 252;
	l_test_add("/ie/reader/static", ie_test_reader, &tc1);

	return l_test_run();
}