libosmogsm  0.9.3
Osmocom GSM library
gsm48_ie.h
1 #pragma once
2 
3 #include <stdint.h>
4 #include <string.h>
5 #include <errno.h>
6 
7 #include <osmocom/core/msgb.h>
8 #include <osmocom/gsm/tlv.h>
9 #include <osmocom/gsm/mncc.h>
10 #include <osmocom/gsm/protocol/gsm_04_08.h>
11 
12 /* decode a 'called/calling/connect party BCD number' as in 10.5.4.7 */
13 int gsm48_decode_bcd_number(char *output, int output_len,
14  const uint8_t *bcd_lv, int h_len);
15 
16 /* convert a ASCII phone number to 'called/calling/connect party BCD number' */
17 int gsm48_encode_bcd_number(uint8_t *bcd_lv, uint8_t max_len,
18  int h_len, const char *input);
19 /* decode 'bearer capability' */
20 int gsm48_decode_bearer_cap(struct gsm_mncc_bearer_cap *bcap,
21  const uint8_t *lv);
22 /* encode 'bearer capability' */
23 int gsm48_encode_bearer_cap(struct msgb *msg, int lv_only,
24  const struct gsm_mncc_bearer_cap *bcap);
25 /* decode 'call control cap' */
26 int gsm48_decode_cccap(struct gsm_mncc_cccap *ccap, const uint8_t *lv);
27 /* encode 'call control cap' */
28 int gsm48_encode_cccap(struct msgb *msg,
29  const struct gsm_mncc_cccap *ccap);
30 /* decode 'called party BCD number' */
31 int gsm48_decode_called(struct gsm_mncc_number *called,
32  const uint8_t *lv);
33 /* encode 'called party BCD number' */
34 int gsm48_encode_called(struct msgb *msg,
35  const struct gsm_mncc_number *called);
36 /* decode callerid of various IEs */
37 int gsm48_decode_callerid(struct gsm_mncc_number *callerid,
38  const uint8_t *lv);
39 /* encode callerid of various IEs */
40 int gsm48_encode_callerid(struct msgb *msg, int ie, int max_len,
41  const struct gsm_mncc_number *callerid);
42 /* decode 'cause' */
43 int gsm48_decode_cause(struct gsm_mncc_cause *cause,
44  const uint8_t *lv);
45 /* encode 'cause' */
46 int gsm48_encode_cause(struct msgb *msg, int lv_only,
47  const struct gsm_mncc_cause *cause);
48 /* decode 'calling number' */
49 int gsm48_decode_calling(struct gsm_mncc_number *calling,
50  const uint8_t *lv);
51 /* encode 'calling number' */
52 int gsm48_encode_calling(struct msgb *msg,
53  const struct gsm_mncc_number *calling);
54 /* decode 'connected number' */
55 int gsm48_decode_connected(struct gsm_mncc_number *connected,
56  const uint8_t *lv);
57 /* encode 'connected number' */
58 int gsm48_encode_connected(struct msgb *msg,
59  const struct gsm_mncc_number *connected);
60 /* decode 'redirecting number' */
61 int gsm48_decode_redirecting(struct gsm_mncc_number *redirecting,
62  const uint8_t *lv);
63 /* encode 'redirecting number' */
64 int gsm48_encode_redirecting(struct msgb *msg,
65  const struct gsm_mncc_number *redirecting);
66 /* decode 'facility' */
67 int gsm48_decode_facility(struct gsm_mncc_facility *facility,
68  const uint8_t *lv);
69 /* encode 'facility' */
70 int gsm48_encode_facility(struct msgb *msg, int lv_only,
71  const struct gsm_mncc_facility *facility);
72 /* decode 'notify' */
73 int gsm48_decode_notify(int *notify, const uint8_t *v);
74 /* encode 'notify' */
75 int gsm48_encode_notify(struct msgb *msg, int notify);
76 /* decode 'signal' */
77 int gsm48_decode_signal(int *signal, const uint8_t *v);
78 /* encode 'signal' */
79 int gsm48_encode_signal(struct msgb *msg, int signal);
80 /* decode 'keypad' */
81 int gsm48_decode_keypad(int *keypad, const uint8_t *lv);
82 /* encode 'keypad' */
83 int gsm48_encode_keypad(struct msgb *msg, int keypad);
84 /* decode 'progress' */
85 int gsm48_decode_progress(struct gsm_mncc_progress *progress,
86  const uint8_t *lv);
87 /* encode 'progress' */
88 int gsm48_encode_progress(struct msgb *msg, int lv_only,
89  const struct gsm_mncc_progress *p);
90 /* decode 'user-user' */
91 int gsm48_decode_useruser(struct gsm_mncc_useruser *uu,
92  const uint8_t *lv);
93 /* encode 'useruser' */
94 int gsm48_encode_useruser(struct msgb *msg, int lv_only,
95  const struct gsm_mncc_useruser *uu);
96 /* decode 'ss version' */
97 int gsm48_decode_ssversion(struct gsm_mncc_ssversion *ssv,
98  const uint8_t *lv);
99 /* encode 'ss version' */
100 int gsm48_encode_ssversion(struct msgb *msg,
101  const struct gsm_mncc_ssversion *ssv);
102 /* decode 'more data' does not require a function, because it has no value */
103 /* encode 'more data' */
104 int gsm48_encode_more(struct msgb *msg);
105 
106 /* structure of one frequency */
108  /* if the frequency included in the sysinfo */
109  uint8_t mask;
110 };
111 
112 /* decode "Cell Channel Description" (10.5.2.1b) and other frequency lists */
113 int gsm48_decode_freq_list(struct gsm_sysinfo_freq *f, uint8_t *cd,
114  uint8_t len, uint8_t mask, uint8_t frqt);