| /*! \file gsm48.h */ |
| |
| #pragma once |
| |
| #include <stdbool.h> |
| |
| #include <osmocom/core/msgb.h> |
| |
| #include <osmocom/gsm/tlv.h> |
| #include <osmocom/gsm/protocol/gsm_04_08.h> |
| #include <osmocom/gsm/gsm48_ie.h> |
| #include <osmocom/gsm/gsm23003.h> |
| |
| /* reserved according to GSM 03.03 ยง 2.4 */ |
| #define GSM_RESERVED_TMSI 0xFFFFFFFF |
| |
| /* Valid MCC and MNC range from 0 to 999. |
| * To mark an invalid / unset MNC, this value shall be used. */ |
| #define GSM_MCC_MNC_INVALID 0xFFFF |
| |
| /* A parsed GPRS routing area */ |
| struct gprs_ra_id { |
| uint16_t mcc; |
| uint16_t mnc; |
| bool mnc_3_digits; |
| uint16_t lac; |
| uint8_t rac; |
| }; |
| |
| extern const struct tlv_definition gsm48_att_tlvdef; |
| extern const struct tlv_definition gsm48_rr_att_tlvdef; |
| extern const struct tlv_definition gsm48_mm_att_tlvdef; |
| const char *gsm48_cc_state_name(uint8_t state); |
| const char *gsm48_cc_msg_name(uint8_t msgtype); |
| const char *gsm48_rr_msg_name(uint8_t msgtype); |
| const char *rr_cause_name(uint8_t cause); |
| const char *osmo_rai_name(const struct gprs_ra_id *rai); |
| char *osmo_rai_name_buf(char *buf, size_t buf_len, const struct gprs_ra_id *rai); |
| char *osmo_rai_name_c(const void *ctx, const struct gprs_ra_id *rai); |
| |
| int gsm48_decode_lai(struct gsm48_loc_area_id *lai, uint16_t *mcc, |
| uint16_t *mnc, uint16_t *lac) |
| OSMO_DEPRECATED("Use gsm48_decode_lai2() instead, to not lose leading zeros in the MNC"); |
| void gsm48_decode_lai2(const struct gsm48_loc_area_id *lai, struct osmo_location_area_id *decoded); |
| void gsm48_generate_lai(struct gsm48_loc_area_id *lai48, uint16_t mcc, |
| uint16_t mnc, uint16_t lac) |
| OSMO_DEPRECATED("Use gsm48_generate_lai2() instead, to not lose leading zeros in the MNC"); |
| void gsm48_generate_lai2(struct gsm48_loc_area_id *lai48, const struct osmo_location_area_id *lai); |
| |
| #define GSM48_MID_MAX_SIZE 11 |
| int gsm48_generate_mid_from_tmsi(uint8_t *buf, uint32_t tmsi); |
| int gsm48_generate_mid_from_imsi(uint8_t *buf, const char *imsi); |
| uint8_t gsm48_generate_mid(uint8_t *buf, const char *id, uint8_t mi_type); |
| |
| /* Convert Mobile Identity (10.5.1.4) to string */ |
| int gsm48_mi_to_string(char *string, const int str_len, |
| const uint8_t *mi, const int mi_len); |
| const char *gsm48_mi_type_name(uint8_t mi); |
| const char *osmo_mi_name(const uint8_t *mi, uint8_t mi_len); |
| char *osmo_mi_name_buf(char *buf, size_t buf_len, const uint8_t *mi, uint8_t mi_len); |
| char *osmo_mi_name_c(const void *ctx, const uint8_t *mi, uint8_t mi_len); |
| |
| /* Parse Routeing Area Identifier */ |
| void gsm48_parse_ra(struct gprs_ra_id *raid, const uint8_t *buf); |
| void gsm48_encode_ra(struct gsm48_ra_id *out, const struct gprs_ra_id *raid); |
| int gsm48_construct_ra(uint8_t *buf, const struct gprs_ra_id *raid) OSMO_DEPRECATED("Use gsm48_encode_ra() instead"); |
| |
| int gsm48_number_of_paging_subchannels(struct gsm48_control_channel_descr *chan_desc); |
| |
| void gsm48_mcc_mnc_to_bcd(uint8_t *bcd_dst, uint16_t mcc, uint16_t mnc) |
| OSMO_DEPRECATED("Use osmo_plmn_to_bcd() instead, to not lose leading zeros in the MNC"); |
| void gsm48_mcc_mnc_from_bcd(uint8_t *bcd_src, uint16_t *mcc, uint16_t *mnc) |
| OSMO_DEPRECATED("Use osmo_plmn_from_bcd() instead, to not lose leading zeros in the MNC"); |
| |
| struct gsm48_hdr *gsm48_push_l3hdr(struct msgb *msg, |
| uint8_t pdisc, uint8_t msg_type); |
| |
| #define gsm48_push_l3hdr_tid(msg, pdisc, tid, msg_type) \ |
| gsm48_push_l3hdr(msg, (pdisc & 0x0f) | (tid << 4), msg_type) |