include/osmocom/gsm/gsm0411_utils.h

   1 #ifndef _GSM0411_UTILS_H
   2 #define _GSM0411_UTILS_H
   3
   4 /* Turn int into semi-octet representation: 98 => 0x89 */
   5 uint8_t gsm411_bcdify(uint8_t value);
   6
   7 /* Turn semi-octet representation into int: 0x89 => 98 */
   8 uint8_t gsm411_unbcdify(uint8_t value);
   9
  10 struct msgb *gsm411_msgb_alloc(void);
  11
  12 /* Generate 03.40 TP-SCTS */
  13 void gsm340_gen_scts(uint8_t *scts, time_t time);
  14
  15 /* Decode 03.40 TP-SCTS (into utc/gmt timestamp) */
  16 time_t gsm340_scts(uint8_t *scts);
  17
  18 /* decode validity period. return minutes */
  19 unsigned long gsm340_validity_period(uint8_t sms_vpf, uint8_t *sms_vp);
  20
  21 /* determine coding alphabet dependent on GSM 03.38 Section 4 DCS */
  22 enum sms_alphabet gsm338_get_sms_alphabet(uint8_t dcs);
  23
  24 /* generate a TPDU address field compliant with 03.40 sec. 9.1.2.5 */
  25 int gsm340_gen_oa(uint8_t *oa, unsigned int oa_len, uint8_t type,
  26         uint8_t plan, const char *number);
  27
  28 /* Prefix msg with a RP header */
  29 int gsm411_push_rp_header(struct msgb *msg, uint8_t rp_msg_type,
  30         uint8_t rp_msg_ref);
  31
  32 /* Prefix msg with a 04.08/04.11 CP header */
  33 int gsm411_push_cp_header(struct msgb *msg, uint8_t proto, uint8_t trans,
  34                              uint8_t msg_type);
  35
  36 #endif /* _GSM0411_UTILS_H */