mirror of
https://git.kernel.org/pub/scm/network/wireless/iwd.git
synced 2024-11-29 13:49:39 +01:00
285 lines
8.8 KiB
C
285 lines
8.8 KiB
C
/*
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*
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* Wireless daemon for Linux
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*
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* Copyright (C) 2013-2014 Intel Corporation. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h>
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#include <string.h>
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#include <assert.h>
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#include <stdlib.h>
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#include <ell/ell.h>
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#include "src/ie.h"
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struct test_data {
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unsigned int num_ie;
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unsigned int len;
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unsigned char *buf;
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};
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struct ie {
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unsigned char type;
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unsigned char len;
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unsigned char value[];
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} __attribute__ ((packed));
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static void ie_test_reader(const void *data)
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{
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const struct test_data *test = data;
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struct ie_tlv_iter iter;
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struct ie *ie;
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unsigned int count = 0, pos = 0;
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char *str;
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ie_tlv_iter_init(&iter, test->buf, test->len);
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while (ie_tlv_iter_next(&iter)) {
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ie = (struct ie *)&test->buf[pos];
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str = l_util_hexstring(&test->buf[pos + 2], ie->len);
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printf("IE %d [%d/%d/%s]\n", count, ie->type, ie->len, str);
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l_free(str);
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assert(iter.tag == test->buf[pos++]);
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assert(iter.len == test->buf[pos++]);
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assert(!memcmp(iter.data, test->buf + pos, iter.len));
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pos += ie->len;
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count++;
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}
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assert(count == test->num_ie);
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}
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static unsigned char beacon_frame[] = {
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/* IEEE 802.11 Beacon frame */
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0x80, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xc8, 0xd7, 0x19, 0x39, 0xbe, 0x77,
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0xc8, 0xd7, 0x19, 0x39, 0xbe, 0x77, 0x50, 0xa2,
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/* IEEE 802.11 wireless LAN managment frame
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* - Fixed parameters (12 bytes)
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*/
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0x87, 0x81, 0x31, 0xe6, 0x29, 0x02, 0x00, 0x00,
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0x64, 0x00, 0x11, 0x00,
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/* - Tagged parameters (TLV format, 252 bytes).
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* This starts at byte position 36
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*/
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0x00, 0x0c, 0x57, 0x65, 0x73, 0x31, 0x4f, 0x70,
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0x65, 0x6e, 0x57, 0x4c, 0x41, 0x4e, 0x01, 0x08,
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0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c,
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0x05, 0x04, 0x00, 0x01, 0x00, 0x00, 0x30, 0x14,
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0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00,
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0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f,
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0xac, 0x02, 0x0c, 0x00, 0x0b, 0x05, 0x02, 0x00,
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0x02, 0x00, 0x00, 0x2d, 0x1a, 0x6f, 0x08, 0x17,
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0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3d,
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0x16, 0x24, 0x0d, 0x16, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x4a,
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0x0e, 0x14, 0x00, 0x0a, 0x00, 0x2c, 0x01, 0xc8,
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0x00, 0x14, 0x00, 0x05, 0x00, 0x19, 0x00, 0x7f,
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0x08, 0x01, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00,
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0x40, 0xbf, 0x0c, 0x32, 0x58, 0x82, 0x0f, 0xea,
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0xff, 0x00, 0x00, 0xea, 0xff, 0x00, 0x00, 0xc0,
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0x05, 0x01, 0x2a, 0x00, 0x00, 0x00, 0xc3, 0x04,
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0x02, 0x02, 0x02, 0x02, 0xdd, 0x31, 0x00, 0x50,
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0xf2, 0x04, 0x10, 0x4a, 0x00, 0x01, 0x10, 0x10,
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0x44, 0x00, 0x01, 0x02, 0x10, 0x47, 0x00, 0x10,
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0x98, 0x42, 0x13, 0x05, 0x23, 0x6e, 0xde, 0x3a,
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0xfa, 0x13, 0x0a, 0x79, 0x44, 0x0f, 0xab, 0x43,
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0x10, 0x3c, 0x00, 0x01, 0x03, 0x10, 0x49, 0x00,
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0x06, 0x00, 0x37, 0x2a, 0x00, 0x01, 0x20, 0xdd,
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0x09, 0x00, 0x10, 0x18, 0x02, 0x02, 0x00, 0x1c,
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0x00, 0x00, 0xdd, 0x18, 0x00, 0x50, 0xf2, 0x02,
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0x01, 0x01, 0x80, 0x00, 0x03, 0xa4, 0x00, 0x00,
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0x27, 0xa4, 0x00, 0x00, 0x42, 0x43, 0x5e, 0x00,
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0x62, 0x32, 0x2f, 0x00, 0x01, 0x9a, 0xc1, 0xc8,
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};
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static struct test_data beacon_frame_data = {
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.buf = beacon_frame + 36,
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.num_ie = 15,
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.len = 252,
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};
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static int create_ie(int ie_count, struct ie_tlv_builder *builder,
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int type, int len, unsigned char *value)
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{
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int total_len = 0;
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char *str;
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str = l_util_hexstring(value, len);
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printf("IE %d [%d/%d/%s]\n", ie_count, type, len, str);
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l_free(str);
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assert(ie_tlv_builder_next(builder, type));
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total_len += 1;
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assert(ie_tlv_builder_set_length(builder, len));
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total_len += 1;
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memcpy(ie_tlv_builder_get_data(builder), value, len);
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total_len += len;
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return total_len;
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}
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#define ie(type, len, value...) \
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do { \
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unsigned char buf[] = { value }; \
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final_len += create_ie(ie_count, &builder, type, len, buf); \
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ie_count++; \
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} while (0)
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static void ie_test_writer(const void *data)
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{
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struct test_data *test = (struct test_data *)data;
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struct ie_tlv_builder builder;
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unsigned int final_len = 0, builder_len, expected_len = test->len;
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unsigned char *expected_buf = test->buf;
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unsigned int ie_count = 0;
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char *str;
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assert(ie_tlv_builder_init(&builder));
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test->buf = builder.buf;
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test->len = builder.max;
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ie(IE_TYPE_SSID, 0x0c,
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0x57, 0x65, 0x73, 0x31, 0x4f, 0x70, 0x65, 0x6e,
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0x57, 0x4c, 0x41, 0x4e);
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ie(IE_TYPE_SUPPORTED_RATES, 0x08,
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0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c);
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ie(IE_TYPE_TIM, 0x04, 0x00, 0x01, 0x00, 0x00);
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ie(IE_TYPE_RSN, 0x14,
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0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00,
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0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f,
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0xac, 0x02, 0x0c, 0x00);
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ie(IE_TYPE_BSS_LOAD, 0x05, 0x02, 0x00, 0x02, 0x00, 0x00);
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ie(IE_TYPE_HT_CAPABILITIES, 0x1a,
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0x6f, 0x08, 0x17, 0xff, 0xff, 0xff, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00);
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ie(IE_TYPE_HT_OPERATION, 0x16,
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0x24, 0x0d, 0x16, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
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ie(IE_TYPE_OVERLAPPING_BSS_SCAN_PARAMETERS, 0x0e,
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0x14, 0x00, 0x0a, 0x00, 0x2c, 0x01, 0xc8, 0x00,
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0x14, 0x00, 0x05, 0x00, 0x19, 0x00);
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ie(IE_TYPE_EXTENDED_CAPABILITIES, 0x08,
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0x01, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x40);
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ie(191 /* IEEE 802.11ac/D3.1 VHT Capabilities */, 0x0c,
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0x32, 0x58, 0x82, 0x0f, 0xea, 0xff, 0x00, 0x00,
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0xea, 0xff, 0x00, 0x00);
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ie(192 /* IEEE 802.11ac/D3.1 VHT Operation */, 0x05,
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0x01, 0x2a, 0x00, 0x00, 0x00);
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ie(195 /* unknown */, 0x04, 0x02, 0x02, 0x02, 0x02);
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ie(IE_TYPE_VENDOR_SPECIFIC, 0x31,
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0x00, 0x50, 0xf2, /* OUI (Microsoft) */
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0x04, /* WPS type */
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0x10, 0x4a, 0x00, 0x01, 0x10, /* version */
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0x10, 0x44, 0x00, 0x01, 0x02, /* wps state */
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0x10, 0x47, /* UUID E */
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0x00, 0x10, /* len */
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0x98, 0x42, 0x13, 0x05, 0x23, 0x6e, 0xde, 0x3a,
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0xfa, 0x13, 0x0a, 0x79, 0x44, 0x0f, 0xab, 0x43, /* enrollee */
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0x10, 0x3c, 0x00, 0x01, 0x03, /* RF bands: 2.5 & 5 GHz */
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0x10, 0x49, 0x00, 0x06, 0x00, 0x37, 0x2a, 0x00,
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0x01, 0x20 /* vendor extension */ );
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ie(IE_TYPE_VENDOR_SPECIFIC, 0x09,
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0x00, 0x10, 0x18, /* OUI (Broadcom) */
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0x02, /* type */
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0x02, 0x00, 0x1c, 0x00, 0x00 /* data */ );
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ie(IE_TYPE_VENDOR_SPECIFIC, 0x18,
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0x00, 0x50, 0xf2, /* OUI (Microsoft) */
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0x02, /* WMM/WME type */
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0x01, 0x01, 0x80, 0x00, 0x03, 0xa4, 0x00, 0x00,
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0x27, 0xa4, 0x00, 0x00, 0x42, 0x43, 0x5e, 0x00,
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0x62, 0x32, 0x2f, 0x00, 0x01, 0x9a, 0xc1, 0xc8 /* data */ );
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ie_tlv_builder_finalize(&builder, &builder_len);
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assert(final_len == builder_len);
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assert(expected_len = final_len);
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assert(ie_count == test->num_ie);
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str = l_util_hexstring(test->buf, final_len);
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printf("IE buf %s\n", str);
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l_free(str);
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if (memcmp(test->buf, expected_buf, final_len)) {
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unsigned int i;
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str = l_util_hexstring(&beacon_frame[36], final_len);
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printf("Expecting buf %s\n", str);
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l_free(str);
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for (i = 0; i < final_len; i++) {
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if (expected_buf[i] != test->buf[i]) {
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printf("1st difference at pos %d "
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"expecting 0x%02x got 0x%02x\n",
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i, expected_buf[i], test->buf[i]);
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break;
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}
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}
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assert(!memcmp(test->buf, expected_buf, final_len));
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}
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printf("Wrote %d IE total len %d\n", ie_count, expected_len);
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}
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static void ie_test_writer_invalid_tag(const void *data)
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{
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struct ie_tlv_builder builder;
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assert(ie_tlv_builder_init(&builder));
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assert(!ie_tlv_builder_next(&builder, 256));
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}
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static void ie_test_writer_invalid_len(const void *data)
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{
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struct ie_tlv_builder builder;
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assert(ie_tlv_builder_init(&builder));
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assert(ie_tlv_builder_next(&builder, 255));
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assert(!ie_tlv_builder_set_length(&builder, MAX_BUILDER_SIZE));
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}
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int main(int argc, char *argv[])
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{
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l_test_init(&argc, &argv);
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l_test_add("/ie/reader/static", ie_test_reader, &beacon_frame_data);
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l_test_add("/ie/writer/invalid-tag", ie_test_writer_invalid_tag, NULL);
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l_test_add("/ie/writer/invalid-len", ie_test_writer_invalid_len, NULL);
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l_test_add("/ie/writer/create", ie_test_writer, &beacon_frame_data);
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return l_test_run();
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}
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