Add Cell Broadcast related definitions from 3GPP TS 23.041

Change-Id: I1e2c62cb9047648907c91b99f764f6caba8f4493

1 files changed, 89 insertions, 0 deletions

diff --git a/include/osmocom/gsm/protocol/gsm_23_041.h b/include/osmocom/gsm/protocol/gsm_23_041.h
new file mode 100644
index 00000000..c75c0883
--- /dev/null
+++ b/include/osmocom/gsm/protocol/gsm_23_041.h
@@ -0,0 +1,89 @@
+#pragma once
+
+/* Section 9.4.1.2: GSM Message Format */
+struct gsm23041_msg_param_gsm {
+	uint16_t serial_nr;
+	uint16_t message_id;
+	uint8_t dcs;
+	struct {
+#if OSMO_IS_LITTLE_ENDIAN
+		uint8_t num_pages:4,
+			page_nr:4;
+#else
+		uint8_t page_nr:4,
+			num_pages:4;
+#endif
+	} page_param;
+	uint8_t content[0];
+} __attribute__ ((packed));
+
+/* Section 9.4.1.2.2 Message Identifier */
+enum {
+	/* 0 - 999: Allocated by GSM AD.26 */
+	CBS_MSGID_LCS_EOTD_ASSIST	= 1000,
+	CBS_MSGID_LCS_DGPS_CORRECTION	= 1001,
+	CBS_MSGID_LCS_GPS_EPHEM_CLOCK	= 1002,
+	CBS_MSGID_LCS_GPS_ALMANAC_OTHER	= 1003,
+	/* 1004 - 4095: RFU */
+	/* 4096 - 4223: clear text SIM data download */
+	/* 4224 - 4351: secured SIM data download */
+	CBS_MSGID_ETWS_EARTHQUAKE	= 4352,
+	CBS_MSGID_ETWS_TSUNAMI		= 4353,
+	CBS_MSGID_ETWS_EARTHQUAKE_TSUNAMI = 4354,
+	CBS_MSGID_ETWS_TEST		= 4355,
+	CBS_MSGID_ETWS_OTHER		= 4356,
+	/* 4357 - 4359: ETWS RFU */
+	/* 4360 - 4369: RFU */
+	CBS_MSGID_CMAS_PRESIDENTIAL	= 4370,
+	CBS_MSGID_CMAS_EXTREME_IMMEDIATE_OBSERVED	= 4371,
+	CBS_MSGID_CMAS_EXTREME_IMMEDIATE_LIKELY		= 4372,
+	CBS_MSGID_CMAS_EXTREME_EXPECTED_OBSERVED	= 4373,
+	CBS_MSGID_CMAS_EXTREME_EXPECTED_LIKELY		= 4374,
+	CBS_MSGID_CMAS_SEVERE_IMMEDIATE_OBSERVED	= 4375,
+	CBS_MSGID_CMAS_SEVERE_IMMEDIATE_LIKELY		= 4376,
+	CBS_MSGID_CMAS_SEVERE_EXPECTED_OBSERVED		= 4377,
+	CBS_MSGID_CMAS_SEVERE_EXPECTED_LIKELY		= 4378,
+	CBS_MSGID_CMAS_AMBER				= 4379,
+	CBS_MSGID_CMAS_MONTHLY_TEST			= 4380,
+	CBS_MSGID_CMAS_EXERCISE				= 4381,
+	CBS_MSGID_CMAS_OPERATOR_DEFINED			= 4382,
+	CBS_MSGID_CMAS_PRESIDENTIAL_ADDL		= 4383,
+	CBS_MSGID_CMAS_EXTREME_IMMEDIATE_OBSERVED_ADDL	= 4384,
+	CBS_MSGID_CMAS_EXTREME_IMMEDIATE_LIKELY_ADDL	= 4385,
+	CBS_MSGID_CMAS_EXTREME_EXPECTED_OBSERVED_ADDL	= 4386,
+	CBS_MSGID_CMAS_EXTREME_EXPECTED_LIKELY_ADDL	= 4387,
+	CBS_MSGID_CMAS_SEVERE_IMMEDIATE_OBSERVED_ADDL	= 4388,
+	CBS_MSGID_CMAS_SEVERE_IMMEDIATE_LIKELY_ADDL	= 4389,
+	CBS_MSGID_CMAS_SEVERE_EXPECTED_OBSERVED_ADDL	= 4390,
+	CBS_MSGID_CMAS_SEVERE_EXPECTED_LIKELY_ADDL	= 4391,
+	CBS_MSGID_CMAS_AMBER_ADDL			= 4392,
+	CBS_MSGID_CMAS_MONTHLY_TEST_ADDL		= 4393,
+	CBS_MSGID_CMAS_EXERCISE_ADDL			= 4394,
+	CBS_MSGID_CMAS_OPERATOR_DEFINED_ADDL		= 4395,
+	/* 4396 - 4399: RFU CMAS / EU-Alert */
+	/* 4400 - 6399: RFU PWS */
+	CBS_MSGID_EU_INFO_LOCAL_LANG			= 6400,
+	/* 6491 - 40959: RFU */
+	/* 40960 - 45055: PLMN operator specific range */
+	/* 45056 - 61439: PLMN operator specific range RFU */
+	/* 61440 - 65534: PLMN operator specific range */
+	CBS_MSGID_RESERVED				= 65535
+};
+
+/* Section 9.4.1.3.2 ETWS Primary Notification Message Parameter */
+struct gsm23041_etws_primary_gsm {
+	uint16_t serial_nr;
+	uint16_t message_id;
+	uint16_t warning_type;
+	uint8_t warning_sec_info[50];
+} __attribute__ ((packed));
+
+
+/* Section 9.4.2.2 UMTS Message Parameter */
+struct gsm23041_msg_param_umts {
+	uint8_t msg_type;	/* as per TS 25.324 */
+	uint16_t message_id;
+	uint16_t serial_nr;
+	uint8_t dcs;
+	uint8_t content[0];
+} __attribute__ ((packed));