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https://git.kernel.org/pub/scm/network/wireless/iwd.git
synced 2024-11-16 17:09:24 +01:00
297 lines
8.1 KiB
C
297 lines
8.1 KiB
C
/*
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*
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* Wireless daemon for Linux
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*
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* Copyright (C) 2021 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 <errno.h>
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#include <ell/ell.h>
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#include "src/band.h"
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static struct band *new_band()
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{
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/* Band with VHT/80, short GI, NSS:2 and VHT MCS 0-9 */
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static const uint8_t vht_mcs_set[] = {
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0xfa, 0xff, 0x00, 0x00, 0xfa, 0xff, 0x00, 0x20,
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};
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static const uint8_t vht_capabilities[] = {
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0xa0, 0x71, 0x80, 0x03,
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};
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static const uint8_t ht_mcs_set[] = {
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0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x2c, 0x01, 0x01, 0x00, 0x00, 0x00,
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};
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static const uint8_t ht_capabilities[] = {
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0xee, 0x11,
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};
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/* band + 8 basic rates */
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struct band *band = l_malloc(sizeof(struct band) + 8);
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band->supported_rates_len = 8;
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band->supported_rates[0] = 12;
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band->supported_rates[1] = 18;
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band->supported_rates[2] = 24;
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band->supported_rates[3] = 36;
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band->supported_rates[4] = 48;
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band->supported_rates[5] = 72;
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band->supported_rates[6] = 96;
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band->supported_rates[7] = 108;
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band->ht_supported = true;
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band->vht_supported = true;
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memcpy(band->vht_mcs_set, vht_mcs_set, sizeof(band->vht_mcs_set));
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memcpy(band->vht_capabilities, vht_capabilities,
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sizeof(band->vht_capabilities));
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memcpy(band->ht_mcs_set, ht_mcs_set, sizeof(band->ht_mcs_set));
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memcpy(band->ht_capabilities, ht_capabilities,
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sizeof(band->ht_capabilities));
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return band;
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}
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static void band_test_nonht_1(const void *data)
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{
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uint8_t supported_rates[] = { 1, 8,
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0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c };
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struct band *band = new_band();
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uint64_t data_rate;
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int ret;
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ret = band_estimate_nonht_rate(band, supported_rates, NULL,
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-50, &data_rate);
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assert(ret == 0);
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assert(data_rate == 54000000);
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ret = band_estimate_nonht_rate(band, supported_rates, NULL,
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-66, &data_rate);
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assert(ret == 0);
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assert(data_rate == 48000000);
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ret = band_estimate_nonht_rate(band, supported_rates, NULL,
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-70, &data_rate);
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assert(ret == 0);
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assert(data_rate == 36000000);
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ret = band_estimate_nonht_rate(band, supported_rates, NULL,
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-74, &data_rate);
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assert(ret == 0);
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assert(data_rate == 24000000);
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ret = band_estimate_nonht_rate(band, supported_rates, NULL,
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-77, &data_rate);
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assert(ret == 0);
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assert(data_rate == 18000000);
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ret = band_estimate_nonht_rate(band, supported_rates, NULL,
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-79, &data_rate);
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assert(ret == 0);
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assert(data_rate == 12000000);
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ret = band_estimate_nonht_rate(band, supported_rates, NULL,
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-81, &data_rate);
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assert(ret == 0);
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assert(data_rate == 9000000);
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ret = band_estimate_nonht_rate(band, supported_rates, NULL,
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-82, &data_rate);
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assert(ret == 0);
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assert(data_rate == 6000000);
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ret = band_estimate_nonht_rate(band, supported_rates, NULL,
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-83, &data_rate);
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assert(ret < 0);
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band_free(band);
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}
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static void band_test_ht_1(const void *data)
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{
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/* HT40 */
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uint8_t hto[] = { 61, 22,
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0x95, 0x0d, 0x11, 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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/* HT40, MCS 0-23, 40/20Mhz SGI */
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uint8_t htc[] = { 45, 26,
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0xef, 0x09, 0x17, 0xff, 0xff, 0xff, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00 };
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struct band *band = new_band();
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uint64_t data_rate;
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int ret;
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ret = band_estimate_ht_rx_rate(band, htc, hto, -51, &data_rate);
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assert(ret == 0);
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assert(data_rate == 300000000);
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ret = band_estimate_ht_rx_rate(band, htc, hto, -62, &data_rate);
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assert(ret == 0);
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assert(data_rate == 270000000);
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ret = band_estimate_ht_rx_rate(band, htc, hto, -63, &data_rate);
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assert(ret == 0);
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assert(data_rate == 240000000);
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ret = band_estimate_ht_rx_rate(band, htc, hto, -66, &data_rate);
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assert(ret == 0);
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assert(data_rate == 180000000);
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ret = band_estimate_ht_rx_rate(band, htc, hto, -71, &data_rate);
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assert(ret == 0);
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assert(data_rate == 120000000);
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ret = band_estimate_ht_rx_rate(band, htc, hto, -74, &data_rate);
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assert(ret == 0);
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assert(data_rate == 90000000);
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ret = band_estimate_ht_rx_rate(band, htc, hto, -76, &data_rate);
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assert(ret == 0);
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assert(data_rate == 60000000);
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ret = band_estimate_ht_rx_rate(band, htc, hto, -79, &data_rate);
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assert(ret == 0);
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assert(data_rate == 30000000);
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/* We should now fall back to HT20 */
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ret = band_estimate_ht_rx_rate(band, htc, hto, -82, &data_rate);
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assert(ret == 0);
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assert(data_rate == 14444440);
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ret = band_estimate_ht_rx_rate(band, htc, hto, -83, &data_rate);
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assert(ret < 0);
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band_free(band);
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}
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static void band_test_vht_1(const void *data)
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{
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/* VHT operating on 80 Mhz */
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uint8_t vhto[] = { 192, 5, 0x01, 0x9b, 0x00, 0x00, 0x00 };
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/* VHT80, NSS:3, MCS 0-9, 80Mhz SGI */
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uint8_t vhtc[] = { 191, 12,
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0xb2, 0x59, 0x82, 0x0f, 0xea, 0xff, 0x00, 0x00,
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0xea, 0xff, 0x00, 0x00 };
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/* HT40 */
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uint8_t hto[] = { 61, 22,
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0x95, 0x0d, 0x11, 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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/* HT40, MCS 0-23, 40/20Mhz SGI */
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uint8_t htc[] = { 45, 26,
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0xef, 0x09, 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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struct band *band = new_band();
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uint64_t data_rate;
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int ret;
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ret = band_estimate_vht_rx_rate(band, vhtc, vhto, htc, hto,
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-51, &data_rate);
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assert(ret == 0);
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assert(data_rate == 866666660);
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ret = band_estimate_vht_rx_rate(band, vhtc, vhto, htc, hto,
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-53, &data_rate);
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assert(ret == 0);
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assert(data_rate == 780000000);
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ret = band_estimate_vht_rx_rate(band, vhtc, vhto, htc, hto,
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-56, &data_rate);
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assert(ret == 0);
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assert(data_rate == 650000000);
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ret = band_estimate_vht_rx_rate(band, vhtc, vhto, htc, hto,
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-59, &data_rate);
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assert(ret == 0);
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assert(data_rate == 585000000);
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ret = band_estimate_vht_rx_rate(band, vhtc, vhto, htc, hto,
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-60, &data_rate);
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assert(ret == 0);
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assert(data_rate == 520000000);
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ret = band_estimate_vht_rx_rate(band, vhtc, vhto, htc, hto,
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-63, &data_rate);
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assert(ret == 0);
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assert(data_rate == 390000000);
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ret = band_estimate_vht_rx_rate(band, vhtc, vhto, htc, hto,
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-67, &data_rate);
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assert(ret == 0);
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assert(data_rate == 260000000);
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ret = band_estimate_vht_rx_rate(band, vhtc, vhto, htc, hto,
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-70, &data_rate);
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assert(ret == 0);
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assert(data_rate == 195000000);
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ret = band_estimate_vht_rx_rate(band, vhtc, vhto, htc, hto,
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-73, &data_rate);
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assert(ret == 0);
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assert(data_rate == 130000000);
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ret = band_estimate_vht_rx_rate(band, vhtc, vhto, htc, hto,
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-76, &data_rate);
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assert(ret == 0);
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assert(data_rate == 65000000);
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/* We should now fall back to HT40 */
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ret = band_estimate_vht_rx_rate(band, vhtc, vhto, htc, hto,
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-79, &data_rate);
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assert(ret == 0);
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assert(data_rate == 30000000);
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/* And only enough for HT20 */
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ret = band_estimate_vht_rx_rate(band, vhtc, vhto, htc, hto,
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-82, &data_rate);
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assert(ret == 0);
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assert(data_rate == 14444440);
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ret = band_estimate_vht_rx_rate(band, vhtc, vhto, htc, hto,
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-83, &data_rate);
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assert(ret < 0);
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band_free(band);
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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("/band/non-HT/test1", band_test_nonht_1, NULL);
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l_test_add("/band/HT/test1", band_test_ht_1, NULL);
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l_test_add("/band/VHT/test1", band_test_vht_1, NULL);
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return l_test_run();
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}
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