Completed GSM mobile station support with OsmocomBB

[lcr.git] / gsm.cpp

diff --git a/gsm.cpp b/gsm.cpp
index 7507f33..7245632 100644 (file)
--- a/gsm.cpp
+++ b/gsm.cpp
@@ -231,9 +231,9 @@ void Pgsm::frame_send(void *_frame)
 }
 
 
-void Pgsm::frame_receive(void *_frame)
+void Pgsm::frame_receive(void *arg)
 {
-       struct gsm_data_frame *frame = (struct gsm_data_frame *)_frame;
+       struct gsm_data_frame *frame = (struct gsm_data_frame *)arg;
        signed short samples[160];
        unsigned char data[160];
        int i;
@@ -384,10 +384,34 @@ void Pgsm::call_conf_ind(unsigned int msg_type, unsigned int callref, struct gsm
 
 }
 
+/* CALL PROCEEDING INDICATION */
+void Pgsm::call_proc_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc)
+{
+       struct lcr_msg *message;
+       struct gsm_mncc *frame;
+
+       gsm_trace_header(p_m_mISDNport, this, msg_type, DIRECTION_IN);
+       end_trace();
+
+       message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_PROCEEDING);
+       message_put(message);
+
+       new_state(PORT_STATE_OUT_PROCEEDING);
+
+       if (p_m_mISDNport->earlyb && !p_m_g_tch_connected) { /* only if ... */
+               gsm_trace_header(p_m_mISDNport, this, MNCC_FRAME_RECV, DIRECTION_OUT);
+               end_trace();
+               frame = create_mncc(MNCC_FRAME_RECV, p_m_g_callref);
+               send_and_free_mncc(p_m_g_instance, frame->msg_type, frame);
+               p_m_g_tch_connected = 1;
+       }
+}
+
 /* ALERTING INDICATION */
 void Pgsm::alert_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc)
 {
        struct lcr_msg *message;
+       struct gsm_mncc *frame;
 
        gsm_trace_header(p_m_mISDNport, this, msg_type, DIRECTION_IN);
        end_trace();
@@ -397,6 +421,13 @@ void Pgsm::alert_ind(unsigned int msg_type, unsigned int callref, struct gsm_mnc
 
        new_state(PORT_STATE_OUT_ALERTING);
 
+       if (p_m_mISDNport->earlyb && !p_m_g_tch_connected) { /* only if ... */
+               gsm_trace_header(p_m_mISDNport, this, MNCC_FRAME_RECV, DIRECTION_OUT);
+               end_trace();
+               frame = create_mncc(MNCC_FRAME_RECV, p_m_g_callref);
+               send_and_free_mncc(p_m_g_instance, frame->msg_type, frame);
+               p_m_g_tch_connected = 1;
+       }
 }
 
 /* CONNECT INDICATION */