libosmogsm  0.9.3
Osmocom GSM library
include/osmocom/gsm/gsm48_ie.h
00001 #pragma once
00002 
00003 #include <stdint.h>
00004 #include <string.h>
00005 #include <errno.h>
00006 
00007 #include <osmocom/core/msgb.h>
00008 #include <osmocom/gsm/tlv.h>
00009 #include <osmocom/gsm/mncc.h>
00010 #include <osmocom/gsm/protocol/gsm_04_08.h>
00011 
00012 /* decode a 'called/calling/connect party BCD number' as in 10.5.4.7 */
00013 int gsm48_decode_bcd_number(char *output, int output_len,
00014                             const uint8_t *bcd_lv, int h_len);
00015 
00016 /* convert a ASCII phone number to 'called/calling/connect party BCD number' */
00017 int gsm48_encode_bcd_number(uint8_t *bcd_lv, uint8_t max_len,
00018                             int h_len, const char *input);
00019 /* decode 'bearer capability' */
00020 int gsm48_decode_bearer_cap(struct gsm_mncc_bearer_cap *bcap,
00021                              const uint8_t *lv);
00022 /* encode 'bearer capability' */
00023 int gsm48_encode_bearer_cap(struct msgb *msg, int lv_only,
00024                              const struct gsm_mncc_bearer_cap *bcap);
00025 /* decode 'call control cap' */
00026 int gsm48_decode_cccap(struct gsm_mncc_cccap *ccap, const uint8_t *lv);
00027 /* encode 'call control cap' */
00028 int gsm48_encode_cccap(struct msgb *msg,
00029                         const struct gsm_mncc_cccap *ccap);
00030 /* decode 'called party BCD number' */
00031 int gsm48_decode_called(struct gsm_mncc_number *called,
00032                          const uint8_t *lv);
00033 /* encode 'called party BCD number' */
00034 int gsm48_encode_called(struct msgb *msg,
00035                          const struct gsm_mncc_number *called);
00036 /* decode callerid of various IEs */
00037 int gsm48_decode_callerid(struct gsm_mncc_number *callerid,
00038                          const uint8_t *lv);
00039 /* encode callerid of various IEs */
00040 int gsm48_encode_callerid(struct msgb *msg, int ie, int max_len,
00041                            const struct gsm_mncc_number *callerid);
00042 /* decode 'cause' */
00043 int gsm48_decode_cause(struct gsm_mncc_cause *cause,
00044                         const uint8_t *lv);
00045 /* encode 'cause' */
00046 int gsm48_encode_cause(struct msgb *msg, int lv_only,
00047                         const struct gsm_mncc_cause *cause);
00048 /* decode 'calling number' */
00049 int gsm48_decode_calling(struct gsm_mncc_number *calling,
00050                          const uint8_t *lv);
00051 /* encode 'calling number' */
00052 int gsm48_encode_calling(struct msgb *msg, 
00053                           const struct gsm_mncc_number *calling);
00054 /* decode 'connected number' */
00055 int gsm48_decode_connected(struct gsm_mncc_number *connected,
00056                          const uint8_t *lv);
00057 /* encode 'connected number' */
00058 int gsm48_encode_connected(struct msgb *msg,
00059                             const struct gsm_mncc_number *connected);
00060 /* decode 'redirecting number' */
00061 int gsm48_decode_redirecting(struct gsm_mncc_number *redirecting,
00062                          const uint8_t *lv);
00063 /* encode 'redirecting number' */
00064 int gsm48_encode_redirecting(struct msgb *msg,
00065                               const struct gsm_mncc_number *redirecting);
00066 /* decode 'facility' */
00067 int gsm48_decode_facility(struct gsm_mncc_facility *facility,
00068                            const uint8_t *lv);
00069 /* encode 'facility' */
00070 int gsm48_encode_facility(struct msgb *msg, int lv_only,
00071                            const struct gsm_mncc_facility *facility);
00072 /* decode 'notify' */
00073 int gsm48_decode_notify(int *notify, const uint8_t *v);
00074 /* encode 'notify' */
00075 int gsm48_encode_notify(struct msgb *msg, int notify);
00076 /* decode 'signal' */
00077 int gsm48_decode_signal(int *signal, const uint8_t *v);
00078 /* encode 'signal' */
00079 int gsm48_encode_signal(struct msgb *msg, int signal);
00080 /* decode 'keypad' */
00081 int gsm48_decode_keypad(int *keypad, const uint8_t *lv);
00082 /* encode 'keypad' */
00083 int gsm48_encode_keypad(struct msgb *msg, int keypad);
00084 /* decode 'progress' */
00085 int gsm48_decode_progress(struct gsm_mncc_progress *progress,
00086                            const uint8_t *lv);
00087 /* encode 'progress' */
00088 int gsm48_encode_progress(struct msgb *msg, int lv_only,
00089                            const struct gsm_mncc_progress *p);
00090 /* decode 'user-user' */
00091 int gsm48_decode_useruser(struct gsm_mncc_useruser *uu,
00092                            const uint8_t *lv);
00093 /* encode 'useruser' */
00094 int gsm48_encode_useruser(struct msgb *msg, int lv_only,
00095                            const struct gsm_mncc_useruser *uu);
00096 /* decode 'ss version' */
00097 int gsm48_decode_ssversion(struct gsm_mncc_ssversion *ssv,
00098                             const uint8_t *lv);
00099 /* encode 'ss version' */
00100 int gsm48_encode_ssversion(struct msgb *msg,
00101                            const struct gsm_mncc_ssversion *ssv);
00102 /* decode 'more data' does not require a function, because it has no value */
00103 /* encode 'more data' */
00104 int gsm48_encode_more(struct msgb *msg);
00105 
00106 /* structure of one frequency */
00107 struct gsm_sysinfo_freq {
00108         /* if the frequency included in the sysinfo */
00109         uint8_t mask;
00110 };
00111 
00112 /* decode "Cell Channel Description" (10.5.2.1b) and other frequency lists */
00113 int gsm48_decode_freq_list(struct gsm_sysinfo_freq *f, uint8_t *cd,
00114                            uint8_t len, uint8_t mask, uint8_t frqt);