gsm_04_12.h
#pragma once
#include <stdint.h>
/* GSM TS 04.12 definitions for Short Message Service Cell Broadcast */
#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 {
uint8_t seq_nr : 4,
lb : 1,
lpd : 2,
spare : 1;
} __attribute__((packed));
struct gsm412_sched_msg {
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];
} __attribute__((packed));
gsm412_block_type
Definition: gsm_04_12.h:17
gsm412_sched_msg
Definition: gsm_04_12.h:24
data
uint8_t data[0]
actual payload data
Definition: gsm_08_58.h:106