/* demod_9600.h */ #include "fsk_demod_state.h" void demod_9600_init (int samples_per_sec, int baud, struct demodulator_state_s *D); void demod_9600_process_sample (int chan, int sam, struct demodulator_state_s *D); /* Undo data scrambling for 9600 baud. */ static inline int descramble (int in, int *state) { int out; out = (in ^ (*state >> 16) ^ (*state >> 11)) & 1; *state = (*state << 1) | (in & 1); return (out); }