libosmocore/include/osmocom/gprs/gprs_rlc.h

55 lines
1.2 KiB
C

/*! \file gprs_rlc.h */
#pragma once
#include <stdint.h>
/*! Structure for CPS coding and puncturing scheme (TS 04.60 10.4.8a) */
struct egprs_cps {
uint8_t bits;
uint8_t mcs;
uint8_t p[2];
};
/*! CPS puncturing table selection (TS 04.60 10.4.8a) */
enum egprs_cps_punc {
EGPRS_CPS_P1,
EGPRS_CPS_P2,
EGPRS_CPS_P3,
EGPRS_CPS_NONE = -1,
};
/*! EGPRS header types (TS 04.60 10.0a.2) */
enum egprs_hdr_type {
EGPRS_HDR_TYPE1,
EGPRS_HDR_TYPE2,
EGPRS_HDR_TYPE3,
};
enum osmo_gprs_cs {
OSMO_GPRS_CS_NONE,
OSMO_GPRS_CS1,
OSMO_GPRS_CS2,
OSMO_GPRS_CS3,
OSMO_GPRS_CS4,
OSMO_GPRS_MCS1,
OSMO_GPRS_MCS2,
OSMO_GPRS_MCS3,
OSMO_GPRS_MCS4,
OSMO_GPRS_MCS5,
OSMO_GPRS_MCS6,
OSMO_GPRS_MCS7,
OSMO_GPRS_MCS8,
OSMO_GPRS_MCS9,
_NUM_OSMO_GPRS_CS
};
int egprs_get_cps(struct egprs_cps *cps, uint8_t type, uint8_t bits);
int osmo_gprs_ul_block_size_bits(enum osmo_gprs_cs cs);
int osmo_gprs_dl_block_size_bits(enum osmo_gprs_cs cs);
int osmo_gprs_ul_block_size_bytes(enum osmo_gprs_cs cs);
int osmo_gprs_dl_block_size_bytes(enum osmo_gprs_cs cs);
enum osmo_gprs_cs osmo_gprs_ul_cs_by_block_bytes(uint8_t block_size);
enum osmo_gprs_cs osmo_gprs_dl_cs_by_block_bytes(uint8_t block_size);