libosmogsm  1.9.0.155-9d73.202402222026
Osmocom GSM library
gsm_03_41.h
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1 
4 #pragma once
5 
6 #include <stdint.h>
7 
8 #include <osmocom/core/endian.h>
10 
11 #ifndef OSMO_IS_LITTLE_ENDIAN
12  #define OSMO_IS_LITTLE_ENDIAN 0
13 #endif
14 
15 #define GSM341_MAX_PAYLOAD (GSM412_MSG_LEN-sizeof(struct gsm341_ms_message))
16 #define GSM341_MAX_CHARS (GSM341_MAX_PAYLOAD*8/7)
17 #define GSM341_7BIT_PADDING '\r'
18 
19 /* Chapter 9.3.2 */
21  struct {
22 #if OSMO_IS_LITTLE_ENDIAN
23  uint8_t code_hi:6;
24  uint8_t gs:2;
25  uint8_t update:4;
26  uint8_t code_lo:4;
27 #elif OSMO_IS_BIG_ENDIAN
28 /* auto-generated from the little endian part above (libosmocore/contrib/struct_endianness.py) */
29  uint8_t gs:2, code_hi:6;
30  uint8_t code_lo:4, update:4;
31 #endif
32  } serial;
33  uint16_t msg_id;
34  struct {
35 #if OSMO_IS_LITTLE_ENDIAN
36  uint8_t language:4;
37  uint8_t group:4;
38 #elif OSMO_IS_BIG_ENDIAN
39 /* auto-generated from the little endian part above (libosmocore/contrib/struct_endianness.py) */
40  uint8_t group:4, language:4;
41 #endif
42  } dcs;
43  struct {
44 #if OSMO_IS_LITTLE_ENDIAN
45  uint8_t total:4;
46  uint8_t current:4;
47 #elif OSMO_IS_BIG_ENDIAN
48 /* auto-generated from the little endian part above (libosmocore/contrib/struct_endianness.py) */
49  uint8_t current:4, total:4;
50 #endif
51  } page;
52  uint8_t data[0];
53 } __attribute__((packed));
54 
55 /* Chapter 9.4.1.3 */
57  struct {
58 #if OSMO_IS_LITTLE_ENDIAN
59  uint8_t code_hi:4;
60  uint8_t popup:1;
61  uint8_t alert:1;
62  uint8_t gs:2;
63  uint8_t update:4;
64  uint8_t code_lo:4;
65 #elif OSMO_IS_BIG_ENDIAN
66 /* auto-generated from the little endian part above (libosmocore/contrib/struct_endianness.py) */
67  uint8_t gs:2, alert:1, popup:1, code_hi:4;
68  uint8_t code_lo:4, update:4;
69 #endif
70  } serial;
71  uint16_t msg_id;
72  uint16_t warning_type;
73  uint8_t data[0];
74 } __attribute__((packed));
75 
76 #define GSM341_MSG_CODE(ms) ((ms)->serial.code_lo | ((ms)->serial.code_hi << 4))
77 
78 /* Section 9.3.2.1 - Geographical Scope */
79 #define GSM341_GS_CELL_WIDE_IMMED 0
80 #define GSM341_GS_PLMN_WIDE 1
81 #define GSM341_GS_LA_WIDE 2
82 #define GSM341_GS_CELL_WIDE 3
83 
84 /* Section 9.4.1.2.2 */
85 #define GSM341_MSGID_EOTD_ASSISTANCE 0x03E8
86 #define GSM341_MSGID_DGPS_CORRECTION 0x03E9
87 #define GSM341_MSGID_DGPS_EPH_CLOCK_COR 0x03EA
88 #define GSM341_MSGID_GPS_ALMANAC_OTHER 0x03EB
89 #define GSM341_MSGID_ETWS_EARTHQUAKE 0x1100
90 #define GSM341_MSGID_ETWS_TSUNAMI 0x1101
91 #define GSM341_MSGID_ETWS_QUAKE_AND_TSUNAMI 0x1102
92 #define GSM341_MSGID_ETWS_TEST 0x1103
93 #define GSM341_MSGID_ETWS_OTHER 0x1104
94 #define GSM341_MSGID_ETWS_CMAS_PRESIDENTIAL 0x1112
95 #define GSM341_MSGID_ETWS_CMAS_EXTREME_IMM_OBSERVED 0x1113
96 #define GSM341_MSGID_ETWS_CMAS_EXTREME_IMM_LIKELY 0x1114
97 #define GSM341_MSGID_ETWS_CMAS_EXTREME_EXP_OBSERVED 0x1115
98 #define GSM341_MSGID_ETWS_CMAS_EXTREME_EXP_LIKELY 0x1116
99 #define GSM341_MSGID_ETWS_CMAS_SEVERE_IMM_OBSERVED 0x1117
100 #define GSM341_MSGID_ETWS_CMAS_SEVERE_IMM_LIKELY 0x1118
101 #define GSM341_MSGID_ETWS_CMAS_SEVERE_EXP_OBSERVED 0x1119
102 #define GSM341_MSGID_ETWS_CMAS_SEVERE_EXP_LIKELY 0x111A
103 #define GSM341_MSGID_ETWS_CMAS_AMBER 0x111B
104 #define GSM341_MSGID_ETWS_CMAS_MONTHLY_TEST 0x111C
105 #define GSM341_MSGID_ETWS_CMAS_EXERCISE 0x111D
106 #define GSM341_MSGID_ETWS_CMAS_OPERATOR_DEFINED 0x111E
107 #define GSM341_MSGID_ETWS_CMAS_PRESIDENTIAL_AL 0x111F
108 #define GSM341_MSGID_ETWS_CMAS_EXTREME_IMM_OBSERVED_AL 0x1120
109 #define GSM341_MSGID_ETWS_CMAS_EXTREME_IMM_LIKELY_AL 0x1121
110 #define GSM341_MSGID_ETWS_CMAS_EXTREME_EXP_OBSERVED_AL 0x1122
111 #define GSM341_MSGID_ETWS_CMAS_EXTREME_EXP_LIKELY_AL 0x1123
112 #define GSM341_MSGID_ETWS_CMAS_SEVERE_IMM_OBSERVED_AL 0x1124
113 #define GSM341_MSGID_ETWS_CMAS_SEVERE_IMM_LIKELY_AL 0x1125
114 #define GSM341_MSGID_ETWS_CMAS_SEVERE_EXP_OBSERVED_AL 0x1126
115 #define GSM341_MSGID_ETWS_CMAS_SEVERE_EXP_LIKELY_AL 0x1127
116 #define GSM341_MSGID_ETWS_CMAS_AMBER_AL 0x1128
117 #define GSM341_MSGID_ETWS_CMAS_MONTHLY_TEST_AL 0x1129
118 #define GSM341_MSGID_ETWS_CMAS_EXERCISE_AL 0x112A
119 #define GSM341_MSGID_ETWS_CMAS_OPERATOR_DEFINED_AL 0x112B
120 #define GSM341_MSGID_ETWS_EU_INFO_LOCAL_LANGUAGE 0x1900
struct gsm341_ms_message __attribute__((packed))
GSM TS 04.12 definitions for Short Message Service Cell Broadcast.
Definition: gsm_03_41.h:56
uint16_t msg_id
Definition: gsm_03_41.h:71
uint16_t warning_type
Definition: gsm_03_41.h:72
struct gsm341_etws_message::@36 serial
uint8_t data[0]
Definition: gsm_03_41.h:73
Definition: gsm_03_41.h:20
struct gsm341_ms_message::@31 dcs
uint8_t data[0]
Definition: gsm_03_41.h:52
struct gsm341_ms_message::@32 page
struct gsm341_ms_message::@30 serial
uint16_t msg_id
Definition: gsm_03_41.h:33