libosmogsm  0.9.3.20160317
Osmocom GSM library
gsm0411_utils.h
1 #pragma once
2 
3 #include <time.h>
4 
5 /* Turn int into semi-octet representation: 98 => 0x89 */
6 uint8_t gsm411_bcdify(uint8_t value);
7 
8 /* Turn semi-octet representation into int: 0x89 => 98 */
9 uint8_t gsm411_unbcdify(uint8_t value);
10 
11 struct msgb *gsm411_msgb_alloc(void);
12 
13 /* Generate 03.40 TP-SCTS */
14 void gsm340_gen_scts(uint8_t *scts, time_t time);
15 
16 /* Decode 03.40 TP-SCTS (into utc/gmt timestamp) */
17 time_t gsm340_scts(uint8_t *scts);
18 
19 /* decode validity period. return minutes */
20 unsigned long gsm340_validity_period(uint8_t sms_vpf, uint8_t *sms_vp);
21 
22 /* determine coding alphabet dependent on GSM 03.38 Section 4 DCS */
23 enum sms_alphabet gsm338_get_sms_alphabet(uint8_t dcs);
24 
25 /* generate a TPDU address field compliant with 03.40 sec. 9.1.2.5 */
26 int gsm340_gen_oa(uint8_t *oa, unsigned int oa_len, uint8_t type,
27  uint8_t plan, const char *number);
28 
29 /* Prefix msg with a RP header */
30 int gsm411_push_rp_header(struct msgb *msg, uint8_t rp_msg_type,
31  uint8_t rp_msg_ref);
32 
33 /* Prefix msg with a 04.08/04.11 CP header */
34 int gsm411_push_cp_header(struct msgb *msg, uint8_t proto, uint8_t trans,
35  uint8_t msg_type);
uint8_t msg_type
message type (abis_rsl_msgtype)
Definition: gsm_08_58.h:823