libosmogsm  0.6.3
Osmocom GSM library
gsm48.h
1 #ifndef _OSMOCORE_GSM48_H
2 #define _OSMOCORE_GSM48_H
3 
4 #include <osmocom/gsm/tlv.h>
5 #include <osmocom/gsm/protocol/gsm_04_08.h>
6 #include <osmocom/gsm/gsm48_ie.h>
7 
8 /* A parsed GPRS routing area */
9 struct gprs_ra_id {
10  uint16_t mnc;
11  uint16_t mcc;
12  uint16_t lac;
13  uint8_t rac;
14 };
15 
16 extern const struct tlv_definition gsm48_att_tlvdef;
17 extern const struct tlv_definition gsm48_rr_att_tlvdef;
18 extern const struct tlv_definition gsm48_mm_att_tlvdef;
19 const char *gsm48_cc_state_name(uint8_t state);
20 const char *gsm48_cc_msg_name(uint8_t msgtype);
21 const char *rr_cause_name(uint8_t cause);
22 
23 int gsm48_decode_lai(struct gsm48_loc_area_id *lai, uint16_t *mcc,
24  uint16_t *mnc, uint16_t *lac);
25 void gsm48_generate_lai(struct gsm48_loc_area_id *lai48, uint16_t mcc,
26  uint16_t mnc, uint16_t lac);
27 int gsm48_generate_mid_from_tmsi(uint8_t *buf, uint32_t tmsi);
28 int gsm48_generate_mid_from_imsi(uint8_t *buf, const char *imsi);
29 
30 /* Convert Mobile Identity (10.5.1.4) to string */
31 int gsm48_mi_to_string(char *string, const int str_len,
32  const uint8_t *mi, const int mi_len);
33 
34 /* Parse Routeing Area Identifier */
35 void gsm48_parse_ra(struct gprs_ra_id *raid, const uint8_t *buf);
36 int gsm48_construct_ra(uint8_t *buf, const struct gprs_ra_id *raid);
37 
38 int gsm48_number_of_paging_subchannels(struct gsm48_control_channel_descr *chan_desc);
39 
40 #endif