kopia lustrzana https://github.com/projecthorus/horusdemodlib
82 wiersze
2.7 KiB
C
82 wiersze
2.7 KiB
C
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/*---------------------------------------------------------------------------*\
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FILE........: horus_api.h
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AUTHOR......: David Rowe
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DATE CREATED: March 2018
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Library of API functions that implement High Altitude Balloon (HAB)
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telemetry modems and protocols.
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\*---------------------------------------------------------------------------*/
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/*
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Copyright (C) 2018 David Rowe
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All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License version 2.1, as
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published by the Free Software Foundation. This program is
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distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef __HORUS_API__
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#include <stdint.h>
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#include "modem_stats.h"
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#define HORUS_MODE_BINARY 0
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#define HORUS_MODE_RTTY 1
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struct horus;
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struct MODEM_STATS;
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struct horus *horus_open (int mode, int Rs);
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void horus_close (struct horus *hstates);
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/* call before horus_rx() to determine how many shorts to pass in */
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uint32_t horus_nin (struct horus *hstates);
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/* returns 1 if ascii_out[] is valid */
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int horus_rx (struct horus *hstates, char ascii_out[], short demod_in[], int quadrature);
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/* set verbose level */
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void horus_set_verbose(struct horus *hstates, int verbose);
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/* functions to get information from API */
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int horus_get_version (void);
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int horus_get_mode (struct horus *hstates);
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int horus_get_Fs (struct horus *hstates);
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int horus_get_mFSK (struct horus *hstates);
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void horus_get_modem_stats (struct horus *hstates, int *sync, float *snr_est);
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void horus_get_modem_extended_stats (struct horus *hstates, struct MODEM_STATS *stats);
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int horus_crc_ok (struct horus *hstates);
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int horus_get_total_payload_bits (struct horus *hstates);
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void horus_set_total_payload_bits (struct horus *hstates, int val);
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void horus_set_freq_est_limits (struct horus *hstates, float fsk_lower, float fsk_upper);
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/* how much storage you need for demod_in[] and ascii_out[] */
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int horus_get_max_demod_in (struct horus *hstates);
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int horus_get_max_ascii_out_len (struct horus *hstates);
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#endif
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#ifdef __cplusplus
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}
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#endif
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