Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 1 | /*! \file gsm0503_coding.h |
| 2 | * GSM TS 05.03 coding |
Piotr Krysik | a6268a5 | 2017-08-23 16:02:19 +0200 | [diff] [blame] | 3 | */ |
| 4 | |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 5 | #pragma once |
| 6 | |
| 7 | #include <stdint.h> |
Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 8 | |
| 9 | #include <osmocom/core/defs.h> |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 10 | #include <osmocom/core/bits.h> |
| 11 | |
Piotr Krysik | b3bd68e | 2018-02-27 14:37:01 +0100 | [diff] [blame] | 12 | #include <stdbool.h> //!! |
| 13 | |
Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 14 | /*! \addtogroup coding |
| 15 | * @{ |
| 16 | * \file gsm0503_coding.h */ |
| 17 | |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 18 | #define GSM0503_GPRS_BURSTS_NBITS (116 * 4) |
| 19 | #define GSM0503_EGPRS_BURSTS_NBITS (348 * 4) |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 20 | |
Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 21 | enum gsm0503_egprs_mcs { |
| 22 | EGPRS_MCS0, |
| 23 | EGPRS_MCS1, |
| 24 | EGPRS_MCS2, |
| 25 | EGPRS_MCS3, |
| 26 | EGPRS_MCS4, |
| 27 | EGPRS_MCS5, |
| 28 | EGPRS_MCS6, |
| 29 | EGPRS_MCS7, |
| 30 | EGPRS_MCS8, |
| 31 | EGPRS_MCS9, |
| 32 | EGPRS_NUM_MCS, |
| 33 | }; |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 34 | |
Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 35 | int gsm0503_xcch_encode(ubit_t *bursts, const uint8_t *l2_data); |
| 36 | int gsm0503_xcch_decode(uint8_t *l2_data, const sbit_t *bursts, |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 37 | int *n_errors, int *n_bits_total); |
| 38 | |
Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 39 | int gsm0503_pdtch_encode(ubit_t *bursts, const uint8_t *l2_data, uint8_t l2_len); |
| 40 | int gsm0503_pdtch_decode(uint8_t *l2_data, const sbit_t *bursts, uint8_t *usf_p, |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 41 | int *n_errors, int *n_bits_total); |
| 42 | |
Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 43 | int gsm0503_pdtch_egprs_encode(ubit_t *bursts, const uint8_t *l2_data, |
| 44 | uint8_t l2_len); |
| 45 | int gsm0503_pdtch_egprs_decode(uint8_t *l2_data, const sbit_t *bursts, |
| 46 | uint16_t nbits, uint8_t *usf_p, int *n_errors, int *n_bits_total); |
| 47 | |
| 48 | int gsm0503_tch_fr_encode(ubit_t *bursts, const uint8_t *tch_data, int len, |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 49 | int net_order); |
Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 50 | int gsm0503_tch_fr_decode(uint8_t *tch_data, const sbit_t *bursts, int net_order, |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 51 | int efr, int *n_errors, int *n_bits_total); |
| 52 | |
Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 53 | int gsm0503_tch_hr_encode(ubit_t *bursts, const uint8_t *tch_data, int len); |
| 54 | int gsm0503_tch_hr_decode(uint8_t *tch_data, const sbit_t *bursts, int odd, |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 55 | int *n_errors, int *n_bits_total); |
| 56 | |
Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 57 | int gsm0503_tch_afs_encode(ubit_t *bursts, const uint8_t *tch_data, int len, |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 58 | int codec_mode_req, uint8_t *codec, int codecs, uint8_t ft, |
| 59 | uint8_t cmr); |
Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 60 | int gsm0503_tch_afs_decode(uint8_t *tch_data, const sbit_t *bursts, |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 61 | int codec_mode_req, uint8_t *codec, int codecs, uint8_t *ft, |
| 62 | uint8_t *cmr, int *n_errors, int *n_bits_total); |
| 63 | |
Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 64 | int gsm0503_tch_ahs_encode(ubit_t *bursts, const uint8_t *tch_data, int len, |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 65 | int codec_mode_req, uint8_t *codec, int codecs, uint8_t ft, uint8_t cmr); |
Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 66 | int gsm0503_tch_ahs_decode(uint8_t *tch_data, const sbit_t *bursts, int odd, |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 67 | int codec_mode_req, uint8_t *codec, int codecs, uint8_t *ft, |
| 68 | uint8_t *cmr, int *n_errors, int *n_bits_total); |
| 69 | |
Piotr Krysik | b3bd68e | 2018-02-27 14:37:01 +0100 | [diff] [blame] | 70 | //int gsm0503_rach_ext_encode(ubit_t *burst, uint16_t ra, uint8_t bsic, bool is_11bit); |
| 71 | //int gsm0503_rach_encode(ubit_t *burst, const uint8_t *ra, uint8_t bsic) OSMO_DEPRECATED("Use gsm0503_rach_ext_encode() instead"); |
Piotr Krysik | 70c25a1 | 2017-01-03 08:01:23 +0100 | [diff] [blame] | 72 | |
Piotr Krysik | b3bd68e | 2018-02-27 14:37:01 +0100 | [diff] [blame] | 73 | //int gsm0503_rach_decode(uint8_t *ra, const sbit_t *burst, uint8_t bsic) |
| 74 | // OSMO_DEPRECATED("Use gsm0503_rach_decode_ber() instead"); |
| 75 | //int gsm0503_rach_decode_ber(uint8_t *ra, const sbit_t *burst, uint8_t bsic, |
| 76 | //int *n_errors, int *n_bits_total); |
| 77 | //int gsm0503_rach_ext_decode(uint16_t *ra, const sbit_t *burst, uint8_t bsic) |
| 78 | // OSMO_DEPRECATED("Use gsm0503_rach_ext_decode_ber() instead"); |
| 79 | //int gsm0503_rach_ext_decode_ber(uint16_t *ra, const sbit_t *burst, uint8_t bsic, |
| 80 | // int *n_errors, int *n_bits_total); |
Piotr Krysik | 9e2e835 | 2018-02-27 12:16:25 +0100 | [diff] [blame] | 81 | |
| 82 | int gsm0503_sch_encode(ubit_t *burst, const uint8_t *sb_info); |
| 83 | int gsm0503_sch_decode(uint8_t *sb_info, const sbit_t *burst); |
| 84 | |
| 85 | /*! @} */ |