libosmogsm
0.11.0-dirty
Osmocom GSM library
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00001 00004 #pragma once 00005 00006 #include <stdint.h> 00007 00008 #define GSM412_MSG_LEN 88 /* TS 04.12 Section 3.1 */ 00009 #define GSM412_BLOCK_LEN 22 /* TS 04.12 Section 3.1 */ 00010 00011 #define GSM412_SEQ_FST_BLOCK 0x0 00012 #define GSM412_SEQ_SND_BLOCK 0x1 00013 #define GSM412_SEQ_TRD_BLOCK 0x2 00014 #define GSM412_SEQ_FTH_BLOCK 0x3 00015 #define GSM412_SEQ_FST_SCHED_BLOCK 0x8 00016 #define GSM412_SEQ_NULL_MSG 0xf 00017 00018 struct gsm412_block_type { 00019 uint8_t seq_nr : 4, 00020 lb : 1, 00021 lpd : 2, 00022 spare : 1; 00023 } __attribute__((packed)); 00024 00025 struct gsm412_sched_msg { 00026 uint8_t beg_slot_nr : 6, 00027 type : 2; 00028 uint8_t end_slot_nr : 6, 00029 spare1 : 1, spare2: 1; 00030 uint8_t cbsms_msg_map[6]; 00031 uint8_t data[0]; 00032 } __attribute__((packed));