// destroy frame synchronizer object, freeing all internal memory
void flexframesync_destroy(flexframesync _q)
{
#if DEBUG_FLEXFRAMESYNC
// clean up debug objects (if created)
if (_q->debug_objects_created) {
windowcf_destroy(_q->debug_x);
}
#endif
// destroy synchronization objects
detector_cccf_destroy(_q->frame_detector); // frame detector
windowcf_destroy(_q->buffer); // p/n sample buffer
firpfb_crcf_destroy(_q->mf); // matched filter
firpfb_crcf_destroy(_q->dmf); // derivative matched filter
nco_crcf_destroy(_q->nco_coarse); // coarse NCO
nco_crcf_destroy(_q->nco_fine); // fine-tuned NCO
modem_destroy(_q->demod_header); // header demodulator
packetizer_destroy(_q->p_header); // header packetizer
modem_destroy(_q->demod_payload); // payload demodulator
packetizer_destroy(_q->p_payload); // payload decoder
// free buffers and arrays
free(_q->payload_mod); //
free(_q->payload_enc); //
free(_q->payload_dec); //
// free main object memory
free(_q);
}
// destroy frame synchronizer object, freeing all internal memory
void flexframesync_destroy(flexframesync _q)
{
#if DEBUG_FLEXFRAMESYNC
// clean up debug objects (if created)
if (_q->debug_objects_created)
windowcf_destroy(_q->debug_x);
#endif
// free allocated arrays
free(_q->preamble_pn);
free(_q->preamble_rx);
free(_q->header_sym);
free(_q->header_mod);
free(_q->header_dec);
free(_q->payload_sym);
free(_q->payload_dec);
// destroy synchronization objects
qpilotsync_destroy (_q->header_pilotsync); // header demodulator/decoder
qpacketmodem_destroy (_q->header_decoder); // header demodulator/decoder
modem_destroy (_q->payload_demod); // payload demodulator (for PLL)
qpacketmodem_destroy (_q->payload_decoder); // payload demodulator/decoder
qdetector_cccf_destroy(_q->detector); // frame detector
firpfb_crcf_destroy (_q->mf); // matched filter
nco_crcf_destroy (_q->mixer); // oscillator (coarse)
nco_crcf_destroy (_q->pll); // oscillator (fine)
#if FLEXFRAMESYNC_ENABLE_EQ
eqlms_cccf_destroy (_q->equalizer); // LMS equalizer
#endif
// free main object memory
free(_q);
}
