1 /*****************************************************************************\
3 ** Linux Call Router **
5 **---------------------------------------------------------------------------**
6 ** Copyright: Andreas Eversberg **
8 ** SIP-port header file **
10 \*****************************************************************************/
12 #include <sofia-sip/nua.h>
15 class Psip : public Port
18 Psip(int type, char *portname, struct port_settings *settings, struct interface *interface);
20 int message_epoint(unsigned int epoint_id, int message, union parameter *param);
21 int message_connect(unsigned int epoint_id, int message, union parameter *param);
22 int message_release(unsigned int epoint_id, int message, union parameter *param);
23 int message_setup(unsigned int epoint_id, int message, union parameter *param);
24 int message_notify(unsigned int epoint_id, int message, union parameter *param);
25 int message_information(unsigned int epoint_id, int message, union parameter *param);
26 int message_dtmf(unsigned int epoint_id, int message, union parameter *param);
27 void i_invite(int status, char const *phrase, nua_t *nua, nua_magic_t *magic, nua_handle_t *nh, nua_hmagic_t *hmagic, sip_t const *sip, tagi_t tags[]);
28 void i_bye(int status, char const *phrase, nua_t *nua, nua_magic_t *magic, nua_handle_t *nh, nua_hmagic_t *hmagic, sip_t const *sip, tagi_t tags[]);
29 void i_cancel(int status, char const *phrase, nua_t *nua, nua_magic_t *magic, nua_handle_t *nh, nua_hmagic_t *hmagic, sip_t const *sip, tagi_t tags[]);
30 void r_bye(int status, char const *phrase, nua_t *nua, nua_magic_t *magic, nua_handle_t *nh, nua_hmagic_t *hmagic, sip_t const *sip, tagi_t tags[]);
31 void r_cancel(int status, char const *phrase, nua_t *nua, nua_magic_t *magic, nua_handle_t *nh, nua_hmagic_t *hmagic, sip_t const *sip, tagi_t tags[]);
32 void r_invite(int status, char const *phrase, nua_t *nua, nua_magic_t *magic, nua_handle_t *nh, nua_hmagic_t *hmagic, sip_t const *sip, tagi_t tags[]);
34 struct lcr_work p_s_delete;
35 nua_handle_t *p_s_handle;
36 nua_magic_t *p_s_magic;
37 int p_s_rtp_bridge; /* bridge RTP instead of having a local RTP peer */
38 unsigned short p_s_rtp_port_local;
39 unsigned short p_s_rtp_port_remote;
40 unsigned int p_s_rtp_ip_local;
41 unsigned int p_s_rtp_ip_remote;
42 struct sockaddr_in p_s_rtp_sin_local;
43 struct sockaddr_in p_s_rtp_sin_remote;
44 struct sockaddr_in p_s_rtcp_sin_local;
45 struct sockaddr_in p_s_rtcp_sin_remote;
46 struct lcr_fd p_s_rtp_fd;
47 struct lcr_fd p_s_rtcp_fd;
48 int p_s_rtp_is_connected; /* if RTP session is connected, so we may send frames */
49 int p_s_rtp_tx_action;
50 uint16_t p_s_rtp_tx_sequence;
51 uint32_t p_s_rtp_tx_timestamp;
52 uint32_t p_s_rtp_tx_ssrc;
53 struct timeval p_s_rtp_tx_last_tv;
55 int rtp_connect(void);
57 int rtp_send_frame(unsigned char *data, unsigned int len, uint8_t payload_type);
58 int p_s_b_sock; /* SIP bchannel socket */
59 struct lcr_fd p_s_b_fd; /* event node */
60 int p_s_b_index; /* SIP bchannel socket index to use */
61 int p_s_b_active; /* SIP bchannel socket is activated */
62 unsigned char p_s_rxdata[160]; /* receive audio buffer */
63 int p_s_rxpos; /* position in audio buffer 0..159 */
64 int bridge_rx(unsigned char *data, int len);
65 int parse_sdp(sip_t const *sip, unsigned int *ip, unsigned short *port, uint8_t *payload_types, int *media_types, int *payloads, int max_payloads);
66 void rtp_shutdown(void);
69 int sip_init_inst(struct interface *interface);
70 void sip_exit_inst(struct interface *interface);
73 void sip_handle(void);