223 lines
7.7 KiB
C++
223 lines
7.7 KiB
C++
/*****************************************************************************\
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** **
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** PBX4Linux **
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** **
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**---------------------------------------------------------------------------**
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** Copyright: Andreas Eversberg **
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** **
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** port header file **
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** **
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\*****************************************************************************/
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#ifndef PORT_HEADER
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#define PORT_HEADER
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/* type of port */
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#define PORT_TYPE_NULL 0x0000
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#define PORT_CLASS_mISDN 0x0100
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#define PORT_CLASS_MASK 0xff00
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#define PORT_CLASS_mISDN_DSS1 0x0110
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#define PORT_CLASS_mISDN_MASK 0xfff0
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/* nt-mode */
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#define PORT_TYPE_DSS1_NT_IN 0x0111
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#define PORT_TYPE_DSS1_NT_OUT 0x0112
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/* te-mode */
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#define PORT_TYPE_DSS1_TE_IN 0x0113
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#define PORT_TYPE_DSS1_TE_OUT 0x0114
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/* answering machine */
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#define PORT_TYPE_VBOX_OUT 0x0311
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enum { /* states of call */
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PORT_STATE_IDLE, /* no call */
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PORT_STATE_IN_SETUP, /* incoming connection */
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PORT_STATE_OUT_SETUP, /* outgoing connection */
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PORT_STATE_IN_OVERLAP, /* more informatiopn needed */
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PORT_STATE_OUT_OVERLAP, /* more informatiopn needed */
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PORT_STATE_IN_PROCEEDING,/* call is proceeding */
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PORT_STATE_OUT_PROCEEDING,/* call is proceeding */
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PORT_STATE_IN_ALERTING, /* call is ringing */
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PORT_STATE_OUT_ALERTING,/* call is ringing */
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PORT_STATE_CONNECT_WAITING,/* connect is sent to the network, waiting for acknowledge */
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PORT_STATE_CONNECT, /* call is connected and transmission is enabled */
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PORT_STATE_IN_DISCONNECT,/* incoming disconnected */
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PORT_STATE_OUT_DISCONNECT,/* outgoing disconnected */
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PORT_STATE_RELEASE, /* call released */
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};
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#define PORT_STATE_NAMES \
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static char *state_name[] = { \
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"PORT_STATE_IDLE", \
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"PORT_STATE_IN_SETUP", \
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"PORT_STATE_OUT_SETUP", \
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"PORT_STATE_IN_OVERLAP", \
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"PORT_STATE_OUT_OVERLAP", \
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"PORT_STATE_IN_PROCEEDING", \
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"PORT_STATE_OUT_PROCEEDING", \
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"PORT_STATE_IN_ALERTING", \
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"PORT_STATE_OUT_ALERTING", \
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"PORT_STATE_CONNECT_WAITING", \
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"PORT_STATE_CONNECT", \
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"PORT_STATE_IN_DISCONNECT", \
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"PORT_STATE_OUT_DISCONNECT", \
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"PORT_STATE_RELEASE", \
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};
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enum { /* event list from listening to tty */
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TTYI_EVENT_nodata, /* no data was received nor processed */
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TTYI_EVENT_NONE, /* nothing happens */
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TTYI_EVENT_CONNECT, /* a connection is made */
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TTYI_EVENT_RING, /* incoming call */
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TTYI_EVENT_CALLER, /* caller id information */
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TTYI_EVENT_INFO, /* dialing information */
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TTYI_EVENT_OVERLAP, /* setup complete, awaiting more dialing info */
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TTYI_EVENT_PROC, /* proceeding */
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TTYI_EVENT_ALRT, /* alerting */
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TTYI_EVENT_CONN, /* connect */
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TTYI_EVENT_DISC, /* disconnect */
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TTYI_EVENT_RELE, /* release signal */
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TTYI_EVENT_BUSY, /* channel unavailable */
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};
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#define RECORD_BUFFER_LENGTH 1024
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#define RECORD_BUFFER_MASK 1023
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/* structure of epoint_list */
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struct epoint_list {
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struct epoint_list *next;
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unsigned long epoint_id;
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int active;
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};
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inline unsigned long ACTIVE_EPOINT(struct epoint_list *epointlist)
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{
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while(epointlist)
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{
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if (epointlist->active)
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return(epointlist->epoint_id);
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epointlist = epointlist->next;
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}
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return(0);
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}
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inline unsigned long INACTIVE_EPOINT(struct epoint_list *epointlist)
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{
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while(epointlist)
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{
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if (!epointlist->active)
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return(epointlist->epoint_id);
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epointlist = epointlist->next;
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}
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return(0);
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}
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/* structure of port settings */
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struct port_settings {
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char tones_dir[256]; /* directory of current tone */
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int tout_setup;
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int tout_dialing;
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int tout_proceeding;
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int tout_alerting;
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int tout_disconnect;
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// int tout_hold;
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// int tout_park;
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int no_seconds; /* don't send seconds with time information element */
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};
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/* generic port class */
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class Port
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{
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public:
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/* methods */
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Port(int type, char *portname, struct port_settings *settings);
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virtual ~Port();
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class Port *next; /* next port in list */
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int p_type; /* type of port */
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virtual int handler(void);
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virtual int message_epoint(unsigned long epoint_id, int message, union parameter *param);
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virtual void set_echotest(int echotest);
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virtual void set_tone(char *dir, char *name);
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virtual int read_audio(unsigned char *buffer, int length);
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struct port_settings p_settings;
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/* tone */
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char p_tone_dir[256]; /* name of current directory */
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char p_tone_name[256]; /* name of current tone */
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char p_tone_fh; /* file descriptor of current tone or -1 if not open */
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void *p_tone_fetched; /* pointer to fetched data */
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int p_tone_codec; /* codec that the tone is made of */
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long p_tone_size, p_tone_left; /* size of tone in bytes (not samples), bytes left */
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long p_tone_eof; /* flag that makes the use of eof message */
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long p_tone_counter; /* flag that makes the use of counter message */
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long p_tone_speed; /* speed of current tone, 1=normal, may also be negative */
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// char p_knock_fh; /* file descriptor of knocking tone or -1 if not open */
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// void *p_knock_fetched; /* pointer to fetched data */
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// int p_knock_codec;
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// long p_knock_size, p_knock_left;
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void set_vbox_tone(char *dir, char *name);/* tone of answering machine */
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void set_vbox_play(char *name, int offset); /* sample of answ. */
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void set_vbox_speed(int speed); /* speed of answ. */
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/* identification */
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unsigned long p_serial; /* serial unique id of port */
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char p_name[128]; /* name of port or token (h323) */
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/* endpoint relation */
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struct epoint_list *p_epointlist; /* endpoint relation */
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/* state */
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int p_state; /* state of port */
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void new_state(int state); /* set new state */
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struct caller_info p_callerinfo; /* information about the caller */
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struct dialing_info p_dialinginfo; /* information about dialing */
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struct connect_info p_connectinfo; /* information about connected line */
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struct redir_info p_redirinfo; /* info on redirection (to the calling user) */
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struct capa_info p_capainfo; /* info on l2,l3 capacity */
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int p_echotest; /* set to echo audio data FROM port back to port's mixer */
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/* recording */
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int open_record(int type, int mode, int skip, char *terminal, int anon_ignore, char *vbox_email, int vbox_email_file);
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void close_record(int beep);
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void record(unsigned char *data, int length, int dir_fromup);
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FILE *p_record; /* recording fp: if not NULL, recording is enabled */
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int p_record_type; /* codec to use: RECORD_MONO, RECORD_STEREO, ... */
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int p_record_skip; /* skip bytes before writing the sample */
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unsigned long p_record_length; /* size of what's written so far */
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unsigned char p_record_buffer[RECORD_BUFFER_LENGTH];
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unsigned long p_record_buffer_readp;
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unsigned long p_record_buffer_writep;
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int p_record_buffer_dir; /* current direction in buffer */
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char p_record_filename[256]; /* record filename */
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int p_record_vbox; /* 0= normal recording, 1= announcement, 2= record to vbox dir */
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int p_record_vbox_year; /* time when vbox recording started */
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int p_record_vbox_mon;
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int p_record_vbox_mday;
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int p_record_vbox_hour;
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int p_record_vbox_min;
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char p_record_extension[32]; /* current name (digits) of extension */
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int p_record_anon_ignore;
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char p_record_vbox_email[128];
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int p_record_vbox_email_file;
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void free_epointlist(struct epoint_list *epointlist);
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void free_epointid(unsigned long epoint_id);
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struct epoint_list *epointlist_new(unsigned long epoint_id);
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};
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extern Port *port_first;
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extern unsigned long port_serial;
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class Port *find_port_with_token(char *name);
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class Port *find_port_id(unsigned long port_id);
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#endif // PORT_HEADER
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