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iwd/src/band.h

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/*
*
* Wireless daemon for Linux
*
* Copyright (C) 2021 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
*
*/
enum ofdm_channel_width {
OFDM_CHANNEL_WIDTH_20MHZ = 0,
OFDM_CHANNEL_WIDTH_40MHZ,
OFDM_CHANNEL_WIDTH_80MHZ,
OFDM_CHANNEL_WIDTH_160MHZ,
};
struct band {
uint8_t vht_mcs_set[8];
uint8_t vht_capabilities[4];
bool vht_supported : 1;
uint8_t ht_mcs_set[16];
uint8_t ht_capabilities[2];
bool ht_supported : 1;
uint16_t supported_rates_len;
uint8_t supported_rates[];
};
void band_free(struct band *band);
bool band_ofdm_rate(uint8_t index, enum ofdm_channel_width width,
int32_t rssi, uint8_t nss, bool sgi,
uint64_t *data_rate);
int band_estimate_vht_rx_rate(const struct band *band,
const uint8_t *vhtc, const uint8_t *vhto,
const uint8_t *htc, const uint8_t *hto,
int32_t rssi, uint64_t *out_data_rate);
int band_estimate_ht_rx_rate(const struct band *band,
const uint8_t *htc, const uint8_t *hto,
int32_t rssi, uint64_t *out_data_rate);
int band_estimate_nonht_rate(const struct band *band,
const uint8_t *supported_rates,
const uint8_t *ext_supported_rates,
int32_t rssi, uint64_t *out_data_rate);