lcr/gsm.h

76 lines
3.4 KiB
C++

extern int new_callref;
struct gsm_conf {
char debug[128]; /* debug info */
char openbsc_cfg[128]; /* openbsc config file */
char short_name[64]; /* short network name */
char long_name[64]; /* long network name */
char hlr[64]; /* database name */
int allow_all; /* accept unknown subscribers */
int keep_l2; /* keep layer 2 after exit */
char pcapfile[128]; /* open capture file for BS11 links */
int reject_cause; /* reject cause for unsubcribed IMSIs */
};
struct lcr_gsm {
void *network; /* OpenBSC network handle */
struct gsm_conf conf; /* gsm.conf options */
};
extern struct lcr_gsm *gsm;
/* GSM port class */
class Pgsm : public PmISDN
{
public:
Pgsm(int type, struct mISDNport *mISDNport, char *portname, struct port_settings *settings, int channel, int exclusive, int mode);
~Pgsm();
void *p_m_g_instance; /* pointer to network/ms instance */
unsigned int p_m_g_callref; /* ref by OpenBSC/Osmocom-BB */
struct lcr_work p_m_g_delete; /* timer for audio transmission */
unsigned int p_m_g_mode; /* data/transparent mode */
int p_m_g_gsm_b_sock; /* gsm bchannel socket */
struct lcr_fd p_m_g_gsm_b_fd; /* event node */
int p_m_g_gsm_b_index; /* gsm bchannel socket index to use */
int p_m_g_gsm_b_active; /* gsm bchannel socket is activated */
struct lcr_msg *p_m_g_notify_pending; /* queue for NOTIFY if not connected */
void *p_m_g_encoder, *p_m_g_decoder; /* gsm handle */
signed short p_m_g_rxdata[160]; /* receive audio buffer */
int p_m_g_rxpos; /* position in audio buffer 0..159 */
int p_m_g_tch_connected; /* indicates if audio is connected */
void bchannel_close(void);
int bchannel_open(int index);
void bchannel_receive(struct mISDNhead *hh, unsigned char *data, int len);
void bchannel_send(unsigned int prim, unsigned int id, unsigned char *data, int len);
void frame_send(void *_frame);
void frame_receive(void *_frame);
int hunt_bchannel(void);
void call_conf_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *gsm);
void call_proc_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc);
void alert_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc);
void setup_cnf(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc);
void setup_compl_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc);
void disc_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc);
void rel_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc);
void notify_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc);
void message_notify(unsigned int epoint_id, int message_id, union parameter *param);
void message_alerting(unsigned int epoint_id, int message_id, union parameter *param);
void message_connect(unsigned int epoint_id, int message_id, union parameter *param);
void message_disconnect(unsigned int epoint_id, int message_id, union parameter *param);
void message_release(unsigned int epoint_id, int message_id, union parameter *param);
int message_epoint(unsigned int epoint_id, int message_id, union parameter *param);
};
struct gsm_mncc *create_mncc(int msg_type, unsigned int callref);
int send_and_free_mncc(void *instance, unsigned int msg_type, void *data);
void gsm_trace_header(struct mISDNport *mISDNport, class PmISDN *port, unsigned int msg_type, int direction);
int handle_gsm(void);
int gsm_conf(struct gsm_conf *gsm_conf, char *conf_error);
int gsm_exit(int rc);
int gsm_init(void);