diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/osmocom/gsm/gsup.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/include/osmocom/gsm/gsup.h b/include/osmocom/gsm/gsup.h index 7f304a3c..1374e0ed 100644 --- a/include/osmocom/gsm/gsup.h +++ b/include/osmocom/gsm/gsup.h @@ -42,7 +42,9 @@ #include <osmocom/core/msgb.h> #include <osmocom/gsm/gsup_sms.h> #include <osmocom/gsm/protocol/gsm_23_003.h> +#include <osmocom/gsm/protocol/gsm_03_40.h> #include <osmocom/gsm/protocol/gsm_04_08_gprs.h> +#include <osmocom/gsm/protocol/gsm_08_08.h> #include <osmocom/crypt/auth.h> #define OSMO_GSUP_PORT 4222 @@ -103,6 +105,14 @@ enum osmo_gsup_iei { OSMO_GSUP_IMEI_IE = 0x50, OSMO_GSUP_IMEI_RESULT_IE = 0x51, + /* Inter-MSC handover related */ + OSMO_GSUP_SOURCE_NAME_IE = 0x60, + OSMO_GSUP_DESTINATION_NAME_IE = 0x61, + OSMO_GSUP_AN_APDU_IE = 0x62, + OSMO_GSUP_CAUSE_RR_IE = 0x63, + OSMO_GSUP_CAUSE_BSSAP_IE = 0x64, + OSMO_GSUP_CAUSE_SM_IE = 0x65, + _OSMO_GSUP_IEI_END_MARKER }; @@ -164,6 +174,26 @@ enum osmo_gsup_message_type { OSMO_GSUP_MSGT_CHECK_IMEI_REQUEST = 0b00110000, OSMO_GSUP_MSGT_CHECK_IMEI_ERROR = 0b00110001, OSMO_GSUP_MSGT_CHECK_IMEI_RESULT = 0b00110010, + + OSMO_GSUP_MSGT_E_PREPARE_HANDOVER_REQUEST = 0b00110100, + OSMO_GSUP_MSGT_E_PREPARE_HANDOVER_ERROR = 0b00110101, + OSMO_GSUP_MSGT_E_PREPARE_HANDOVER_RESULT = 0b00110110, + + OSMO_GSUP_MSGT_E_PREPARE_SUBSEQUENT_HANDOVER_REQUEST = 0b00111000, + OSMO_GSUP_MSGT_E_PREPARE_SUBSEQUENT_HANDOVER_ERROR = 0b00111001, + OSMO_GSUP_MSGT_E_PREPARE_SUBSEQUENT_HANDOVER_RESULT = 0b00111010, + + OSMO_GSUP_MSGT_E_SEND_END_SIGNAL_REQUEST = 0b00111100, + OSMO_GSUP_MSGT_E_SEND_END_SIGNAL_ERROR = 0b00111101, + OSMO_GSUP_MSGT_E_SEND_END_SIGNAL_RESULT = 0b00111110, + + OSMO_GSUP_MSGT_E_PROCESS_ACCESS_SIGNALLING_REQUEST = 0b01000000, + OSMO_GSUP_MSGT_E_FORWARD_ACCESS_SIGNALLING_REQUEST = 0b01000100, + + OSMO_GSUP_MSGT_E_CLOSE = 0b01000111, + OSMO_GSUP_MSGT_E_ABORT = 0b01001011, + + OSMO_GSUP_MSGT_E_ROUTING_ERROR = 0b01001110, }; #define OSMO_GSUP_IS_MSGT_REQUEST(msgt) (((msgt) & 0b00000011) == 0b00) @@ -190,6 +220,12 @@ enum osmo_gsup_imei_result { OSMO_GSUP_IMEI_RESULT_NACK = 2, /* on wire: 1 */ }; +/* 3GPP 29.002 AccessNetworkProtocolId */ +enum osmo_gsup_access_network_protocol { + OSMO_GSUP_ACCESS_NETWORK_PROTOCOL_TS3G_48006 = 1, + OSMO_GSUP_ACCESS_NETWORK_PROTOCOL_TS3G_25413 = 2, +}; + /*! TCAP-like session state */ enum osmo_gsup_session_state { /*! Undefined session state */ @@ -245,6 +281,14 @@ extern const struct value_string osmo_gsup_message_class_names[]; static inline const char *osmo_gsup_message_class_name(enum osmo_gsup_message_class val) { return get_value_string(osmo_gsup_message_class_names, val); } +/*! AccessNetworkSignalInfo as in 3GPP TS 29.002. */ +struct osmo_gsup_an_apdu { + /* AccessNetworkProtocolId as in 3GPP TS 29.002. */ + enum osmo_gsup_access_network_protocol access_network_proto; + const uint8_t *data; + size_t data_len; +}; + /*! parsed/decoded GSUP protocol message */ struct osmo_gsup_message { enum osmo_gsup_message_type message_type; @@ -307,6 +351,28 @@ struct osmo_gsup_message { * Inter-MSC messages are *required* to set a class = OSMO_GSUP_MESSAGE_CLASS_INTER_MSC. For older message classes, this may * be omitted (for backwards compatibility only -- if in doubt, include it). */ enum osmo_gsup_message_class message_class; + + /*! For messages routed via another GSUP entity (via HLR), the IPA name of the entity that sent this message. */ + const uint8_t *source_name; + /*! Number of bytes in source_name. */ + size_t source_name_len; + /*! For messages routed via another GSUP entity (via HLR), the IPA name of the entity that should ultimately + * receive this message. */ + const uint8_t *destination_name; + /*! Number of bytes in destination_name. */ + size_t destination_name_len; + + /*! inter-MSC AN-APDU. */ + struct osmo_gsup_an_apdu an_apdu; + + uint8_t cause_rr; /*!< 0 is a valid cause */ + bool cause_rr_set; /*!< whether cause_rr is set */ + + enum gsm0808_cause cause_bssap; /*!< 0 is a valid cause */ + bool cause_bssap_set; /*!< whether cause_bssap is set */ + + /*! Session Management cause as of 3GPP TS 24.008 10.5.6.6 / Table 10.5.157. */ + enum gsm48_gsm_cause cause_sm; }; int osmo_gsup_decode(const uint8_t *data, size_t data_len, |