prbs.h

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#pragma once
#include <stdint.h>
#include <osmocom/core/bits.h>

struct osmo_prbs {
        const char *name;       
        unsigned int len;       
        uint64_t coeff;         
};

struct osmo_prbs_state {
        const struct osmo_prbs *prbs;
        uint64_t state;
};
 
extern const struct osmo_prbs osmo_prbs7;
extern const struct osmo_prbs osmo_prbs9;
extern const struct osmo_prbs osmo_prbs11;
extern const struct osmo_prbs osmo_prbs15;
 
void osmo_prbs_state_init(struct osmo_prbs_state *st, const struct osmo_prbs *prbs);
ubit_t osmo_prbs_get_ubit(struct osmo_prbs_state *state);
int osmo_prbs_get_ubits(ubit_t *out, unsigned int out_len, struct osmo_prbs_state *state);