/*****************************************************************************\
** **
-** PBX4Linux **
+** Linux Call Router **
** **
**---------------------------------------------------------------------------**
** Copyright: Andreas Eversberg **
** **
\*****************************************************************************/
-
-#define B_STATE_IDLE 0
-#define B_STATE_ACTIVATING 1
-#define B_STATE_ACTIVE 2
-#define B_STATE_DEACTIVATING 3
-
+#define FROMUP_BUFFER_SIZE 1024
+#define FROMUP_BUFFER_MASK 1023
extern int entity;
extern int mISDNdevice;
int use; /* counts the number of port that uses this port */
int ntmode; /* is TRUE if port is nt mode */
int pri; /* is TRUE if port is a primary rate interface */
- int is_tones; /* TRUE if tones are sent outside connect state */
- int is_earlyb; /* TRUE if tones are received outside connect state */
+ int tones; /* TRUE if tones are sent outside connect state */
+ int earlyb; /* TRUE if tones are received outside connect state */
int upper_id; /* id to transfer data down */
int lower_id; /* id to transfer data up */
int d_stid;
int b_num; /* number of bchannels */
int b_reserved; /* number of bchannels reserved or in use */
- class PmISDN *b_port[128]; /* maximum number of ports shall be 128 due to S0 / E1 / special E1 */
+ class PmISDN *b_port[128]; /* bchannel assigned to port object */
int b_stid[128];
- int b_addr[128];
- int b_state[128]; /* state 0 = IDLE */
+ unsigned long b_addr[128];
+ int b_state[128]; /* statemachine, 0 = IDLE */
+ unsigned long b_remote_id[128]; /* the socket currently exported */
+ unsigned long b_remote_ref[128]; /* the ref currently exported */
int procids[128]; /* keep track of free ids */
+ int locally; /* local causes are sent as local causes not remote */
msg_queue_t downqueue; /* l4->l3 */
};
extern mISDNport *mISDNport_first;
/* mISDN none-object functions */
+int mISDN_initialize(void);
+void mISDN_deinitialize(void);
void mISDN_port_info(void);
-struct mISDNport *mISDNport_open(int port, int ptp);
+struct mISDNport *mISDNport_open(int port, int ptp, int ptmp, struct interface *interface);
void mISDNport_close_all(void);
void mISDNport_close(struct mISDNport *mISDNport);
void mISDN_port_reorder(void);
int mISDN_handler(void);
void enc_ie_cause_standalone(unsigned char **ntmode, msg_t *msg, int location, int cause);
-void ph_control(unsigned long b_addr, int c1, int c2);
-void ph_control_block(unsigned long b_addr, int c1, void *c2, int c2_len);
+void ph_control(struct mISDNport *mISDNport, class PmISDN *isdnport, unsigned long b_addr, int c1, int c2, char *trace_name, int trace_value);
+void ph_control_block(struct mISDNport *mISDNport, unsigned long b_addr, int c1, void *c2, int c2_len, char *trace_name, int trace_value);
msg_t *create_l2msg(int prim, int dinfo, int size);
void setup_queue(struct mISDNport *mISDNport, int link);
int stack2manager_nt(void *dat, void *arg);
int stack2manager_te(struct mISDNport *mISDNport, msg_t *msg);
+void chan_trace_header(struct mISDNport *mISDNport, class PmISDN *port, char *msgtext, int direction);
+void l1l2l3_trace_header(struct mISDNport *mISDNport, class PmISDN *port, unsigned long prim, int direction);
+void bchannel_event(struct mISDNport *mISDNport, int i, int event);
+void message_bchannel_from_join(class JoinRemote *joinremote, int type, unsigned long addr);
/* mISDN port classes */
class PmISDN : public Port
{
public:
- PmISDN(int type, struct mISDNport *mISDNport, char *portname, struct port_settings *settings, int channel);
+ PmISDN(int type, struct mISDNport *mISDNport, char *portname, struct port_settings *settings, int channel, int exclusive);
~PmISDN();
void bchannel_receive(iframe_t *frm);
int handler(void);
int p_m_echo, p_m_conf; /* remote echo, conference number */
int p_m_tone; /* current kernel space tone */
int p_m_rxoff; /* rx from driver is disabled */
- int p_m_nodata; /* all parties within a conf are isdn ports, so pure bridging is possible */
-// int p_m_txmix; /* mix tx with conference */
-// int p_m_txmix_on; /* delay for turning back on after sending a binary message, must be signed */
+// int p_m_nodata; /* all parties within a conf are isdn ports, so pure bridging is possible */
+ int p_m_txdata; /* get what we transmit */
int p_m_dtmf; /* dtmf decoding is enabled */
+ int p_m_joindata; /* the call requires data due to no briging capability */
+
+ int p_m_load; /* current data in dsp tx buffer */
+ unsigned long p_m_last_tv_sec; /* time stamp of last handler call, (to sync audio data */
+ unsigned long p_m_last_tv_msec;
+// int p_m_fromup_buffer_readp; /* buffer for audio from remote endpoint */
+// int p_m_fromup_buffer_writep;
+// unsigned char p_m_fromup_buffer[FROMUP_BUFFER_SIZE];
+ void txfromup(unsigned char *data, int length);
int p_m_crypt; /* encryption is enabled */
int p_m_crypt_msg_loops; /* sending a message */
int p_m_b_index; /* index 0,1 0..29 */
int p_m_b_channel; /* number 1,2 1..15,17... */
int p_m_b_exclusive; /* if bchannel is exclusive */
-// int p_m_b_reserved; /* set if channel is reserved */
- int p_m_b_stid; /* current stack id */
- int p_m_b_addr; /* current layer address */
- long long p_m_jittercheck; /* time of audio data */
- long long p_m_jitterdropped; /* number of bytes dropped */
+ int p_m_b_reserve; /* set if channel is reserved */
+// long long p_m_jittercheck; /* time of audio data */
+// long long p_m_jitterdropped; /* number of bytes dropped */
int p_m_delete; /* true if obj. must del. */
int p_m_hold; /* if port is on hold */
unsigned long p_m_timeout; /* timeout of timers */
time_t p_m_timer; /* start of timer */
+ unsigned char p_m_remote_ref; /* join to export bchannel to */
+ unsigned char p_m_remote_id; /* sock to export bchannel to */
- int alloc_bchannel(int channel, int exclusive);
- void free_bchannel(void);
+ int seize_bchannel(int channel, int exclusive); /* requests / reserves / links bchannels, but does not open it! */
+ void drop_bchannel(void);
};
extern unsigned char mISDN_rand[256]; /* noisy randomizer */