88 lines
4.1 KiB
C++
88 lines
4.1 KiB
C++
/*****************************************************************************\
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** **
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** LCR **
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** **
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**---------------------------------------------------------------------------**
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** Copyright: Andreas Eversberg **
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** **
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** ss5-port header file **
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** **
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\*****************************************************************************/
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#define SS5_ENABLE 0x00000001
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#define SS5_FEATURE_CONNECT 0x00000002
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#define SS5_FEATURE_NODISCONNECT 0x00000004
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#define SS5_FEATURE_RELEASEGUARDTIMER 0x00000008
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#define SS5_FEATURE_BELL 0x00000010
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#define SS5_FEATURE_PULSEDIALING 0x00000020
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#define SS5_FEATURE_DELAY 0x00000040
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#define SS5_FEATURE_STAR_RELEASE 0x00000080
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#define SS5_FEATURE_SUPPRESS 0x00000100
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/* SS5 port classes */
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class Pss5 : public PmISDN
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{
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public:
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Pss5(int type, struct mISDNport *mISDNport, char *portname, struct port_settings *settings, int channel, int exclusive, int mode);
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~Pss5();
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int message_epoint(unsigned int epoint_id, int message, union parameter *param);
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void set_tone(const char *dir, const char *name);
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int p_m_s_state; /* current signalling state */
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int p_m_s_signal; /* current state of current signal */
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char p_m_s_dial[64]; /* current dialing register */
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int p_m_s_digit_i; /* current digit of register counter */
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int p_m_s_pulsecount; /* counts pule dialing half cycles */
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char p_m_s_last_digit; /* stores last digit that was detected, to fill short signal losses */
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char p_m_s_last_digit_used; /* stores last digit that was used, to ignore short changes of signal due to noise */
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int p_m_s_signal_loss; /* sample counter for loss of signal check */
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int p_m_s_decoder_count; /* samples currently decoded */
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unsigned char p_m_s_decoder_buffer[SS5_DECODER_NPOINTS]; /* buffer for storing one goertzel window */
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unsigned char p_m_s_delay_digits[3000/SS5_DECODER_NPOINTS]; /* delay buffer for received digits */
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unsigned char p_m_s_delay_mute[400/SS5_DECODER_NPOINTS]; /* 40 ms delay on mute, so a 'chirp' can be heared */
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int p_m_s_sample_nr; /* decoder's sample number, counter */
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int p_m_s_recog; /* sample counter to wait for signal recognition time */
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struct lcr_work p_m_s_queue;
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int p_m_s_answer; /* queued signal */
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int p_m_s_busy_flash; /* queued signal */
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int p_m_s_clear_back; /* queued signal */
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void _new_ss5_state(int state, const char *func, int line);
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void _new_ss5_signal(int signal, const char *func, int line);
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void inband_receive(unsigned char *buffer, int len);
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int inband_send(unsigned char *buffer, int len);
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int inband_dial_mf(unsigned char *buffer, int len, int count);
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int inband_dial_pulse(unsigned char *buffer, int len, int count);
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void start_signal(int);
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void start_outgoing(void);
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void do_release(int cause, int location);
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void do_setup(char *digit, int complete);
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void seizing_ind(void);
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void digit_ind(char digit);
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void pulse_ind(int on);
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void proceed_to_send_ind(void);
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void busy_flash_ind(void);
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void answer_ind(void);
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void forward_ind(void);
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void clear_back_ind(void);
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void clear_forward_ind(void);
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void release_guard_ind(void);
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void double_seizure_ind(void);
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void forward_transfer_ind(void);
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void message_setup(unsigned int epoint_id, int message_id, union parameter *param);
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void message_connect(unsigned int epoint_id, int message_id, union parameter *param);
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void message_disconnect(unsigned int epoint_id, int message_id, union parameter *param);
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void message_release(unsigned int epoint_id, int message_id, union parameter *param);
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void register_timeout(void);
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};
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#define new_ss5_state(a) _new_ss5_state(a, __FUNCTION__, __LINE__)
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#define new_ss5_signal(a) _new_ss5_signal(a, __FUNCTION__, __LINE__)
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void ss5_create_channel(struct mISDNport *mISDNport, int i);
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class Pss5 *ss5_hunt_line(struct mISDNport *mISDNport);
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