Added support for signalling system no. 5.

[lcr.git] / ss5.h

diff --git a/ss5.h b/ss5.h
new file mode 100644 (file)
index 0000000..6897abd
--- /dev/null
+++ b/ss5.h
@@ -0,0 +1,86 @@
+/*****************************************************************************\
+**                                                                           **
+** LCR                                                                       **
+**                                                                           **
+**---------------------------------------------------------------------------**
+** Copyright: Andreas Eversberg                                              **
+**                                                                           **
+** ss5-port header file                                                      **
+**                                                                           **
+\*****************************************************************************/ 
+
+#define SS5_ENABLE                     0x00000001
+#define SS5_FEATURE_CONNECT            0x00000002
+#define SS5_FEATURE_NODISCONNECT       0x00000004
+#define SS5_FEATURE_RELEASEGUARDTIMER  0x00000008
+#define SS5_FEATURE_BELL               0x00000010
+#define SS5_FEATURE_PULSEDIALING       0x00000020
+#define SS5_FEATURE_DELAY              0x00000040
+#define SS5_FEATURE_STAR_RELEASE       0x00000080
+#define SS5_FEATURE_SUPPRESS           0x00000100
+
+/* SS5 port classes */
+class Pss5 : public PmISDN
+{
+       public:
+       Pss5(int type, struct mISDNport *mISDNport, char *portname, struct port_settings *settings, int channel, int exclusive, int mode);
+       ~Pss5();
+       int handler(void);
+       int message_epoint(unsigned int epoint_id, int message, union parameter *param);
+       void set_tone(const char *dir, const char *name);
+
+       int p_m_s_state; /* current signalling state */
+       int p_m_s_signal; /* current state of current signal */
+       char p_m_s_dial[64]; /* current dialing register */
+       int p_m_s_digit_i; /* current digit of register counter */
+       int p_m_s_pulsecount; /* counts pule dialing half cycles */
+       char p_m_s_last_digit; /* stores last digit to fill short signal losses */
+       int p_m_s_signal_loss; /* sample counter for loss of signal check */
+       int p_m_s_decoder_count; /* samples currently decoded */
+       unsigned char p_m_s_decoder_buffer[SS5_DECODER_NPOINTS]; /* buffer for storing one goertzel window */
+       unsigned char p_m_s_delay_digits[3000/SS5_DECODER_NPOINTS]; /* delay buffer for received digits */
+       unsigned char p_m_s_delay_mute[400/SS5_DECODER_NPOINTS]; /* 40 ms delay on mute, so a 'chirp' can be heared */
+       int p_m_s_sample_nr; /* decoder's sample number, counter */
+       int p_m_s_recog; /* sample counter to wait for signal recognition time */
+       double p_m_s_timer;
+        void (Pss5::*p_m_s_timer_fn)(void);
+       int p_m_s_answer; /* queued signal */
+       int p_m_s_busy_flash; /* queued signal */
+       int p_m_s_clear_back; /* queued signal */
+
+       void _new_ss5_state(int state, const char *func, int line);
+       void _new_ss5_signal(int signal, const char *func, int line);
+       void inband_receive(unsigned char *buffer, int len);
+       int inband_send(unsigned char *buffer, int len);
+       int inband_dial_mf(unsigned char *buffer, int len, int count);
+       int inband_dial_pulse(unsigned char *buffer, int len, int count);
+       void start_signal(int);
+       void start_outgoing(void);
+       void do_release(int cause, int location);
+       void do_setup(char *digit);
+
+       void seizing_ind(void);
+       void digit_ind(char digit);
+       void pulse_ind(int on);
+       void proceed_to_send_ind(void);
+       void busy_flash_ind(void);
+       void answer_ind(void);
+       void forward_ind(void);
+       void clear_back_ind(void);
+       void clear_forward_ind(void);
+       void release_guard_ind(void);
+       void double_seizure_ind(void);
+       void forward_transfer_ind(void);
+       void message_setup(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);
+
+};
+
+#define new_ss5_state(a) _new_ss5_state(a, __FUNCTION__, __LINE__)
+#define new_ss5_signal(a) _new_ss5_signal(a, __FUNCTION__, __LINE__)
+
+void ss5_create_channel(struct mISDNport *mISDNport, int i);
+class Pss5 *ss5_hunt_line(struct mISDNport *mISDNport);
+