Adding negotiation of speech codecs between GSM and SIP when using rtp-bridge

[lcr.git] / gsm.h

diff --git a/gsm.h b/gsm.h
index 724a4c2..421a098 100644 (file)
--- a/gsm.h
+++ b/gsm.h
@@ -35,6 +35,7 @@ class Pgsm : public Port
        ~Pgsm();
 
        char p_g_interface_name[64];
+       signed short p_g_samples[160]; /* last received audi packet */
        int p_g_tones; /* set, if tones are to be generated */
        int p_g_earlyb; /* set, if patterns are available */
        struct lcr_gsm *p_g_lcr_gsm; /* pointer to network/ms instance */
@@ -52,17 +53,21 @@ class Pgsm : public Port
        signed short p_g_rxdata[160]; /* receive audio buffer */
        int p_g_rxpos; /* position in audio buffer 0..159 */
        int p_g_tch_connected; /* indicates if audio is connected */
+       int p_g_payload_type; /* current payload type or -1 if not set */
 
        int p_g_rtp_bridge; /* if we use a bridge */
        unsigned int p_g_rtp_ip_remote; /* stores ip */
        unsigned short p_g_rtp_port_remote; /* stores port */
+       int p_g_rtp_payloads;
+       int p_g_rtp_payload_types[8];
 
        void frame_send(void *_frame);
        void frame_receive(void *_frame);
+       int audio_send(unsigned char *data, int len);
        int bridge_rx(unsigned char *data, int len);
 
        int hunt_bchannel(void);
-       void call_conf_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *gsm);
+       void modify_lchan(unsigned char payload_type);
        void call_proc_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc);
        void alert_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc);
        void setup_cnf(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc);