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gsm_04_12.h
Go to the documentation of this file.
#pragma once
#include <stdint.h>
#include <osmocom/core/endian.h>
#define GSM412_MSG_LEN 88 /* TS 04.12 Section 3.1 */
#define GSM412_BLOCK_LEN 22 /* TS 04.12 Section 3.1 */
#define GSM412_SEQ_FST_BLOCK 0x0
#define GSM412_SEQ_SND_BLOCK 0x1
#define GSM412_SEQ_TRD_BLOCK 0x2
#define GSM412_SEQ_FTH_BLOCK 0x3
#define GSM412_SEQ_FST_SCHED_BLOCK 0x8
#define GSM412_SEQ_NULL_MSG 0xf
struct gsm412_block_type {
#if OSMO_IS_LITTLE_ENDIAN
uint8_t seq_nr : 4,
lb : 1,
lpd : 2,
spare : 1;
#elif OSMO_IS_BIG_ENDIAN
/* auto-generated from the little endian part above (libosmocore/contrib/struct_endianess.py) */
uint8_t spare:1, lpd:2, lb:1, seq_nr:4;
#endif
} __attribute__((packed));
struct gsm412_sched_msg {
#if OSMO_IS_LITTLE_ENDIAN
uint8_t beg_slot_nr : 6,
type : 2;
uint8_t end_slot_nr : 6,
spare1 : 1, spare2: 1;
uint8_t cbsms_msg_map[6];
uint8_t data[0];
#elif OSMO_IS_BIG_ENDIAN
/* auto-generated from the little endian part above (libosmocore/contrib/struct_endianess.py) */
uint8_t type:2, beg_slot_nr:6;
uint8_t spare2:1, spare1:1, end_slot_nr:6;
uint8_t cbsms_msg_map[6];
uint8_t data[0];
#endif
} __attribute__((packed));
endian.h
data
uint8_t data[0]
Definition gsm_03_41.h:16
type
uint8_t type
Definition gsm_08_08.h:0
__attribute__
enum gsmtap_um_voice_type __attribute__
gsm412_block_type
Definition gsm_04_12.h:19
gsm412_sched_msg
Definition gsm_04_12.h:31