[calls] sip: Debug print remote SDP and codec to be used

[Evangelos Ribeiro Tzaras <devrtz src gnome org>]

commit e185cac3cb62962b40f8e6725aafb4cff1509e02
Author: Evangelos Ribeiro Tzaras <devrtz fortysixandtwo eu>
Date:   Mon Feb 21 13:40:01 2022 +0100

    sip: Debug print remote SDP and codec to be used
    
    Fixes #415

 plugins/sip/calls-sip-call.c   | 2 ++
 plugins/sip/calls-sip-origin.c | 6 +++++-
 2 files changed, 7 insertions(+), 1 deletion(-)
---
diff --git a/plugins/sip/calls-sip-call.c b/plugins/sip/calls-sip-call.c
index c75e3927..8bcd5740 100644
--- a/plugins/sip/calls-sip-call.c
+++ b/plugins/sip/calls-sip-call.c
@@ -90,6 +90,8 @@ try_setting_up_media_pipeline (CallsSipCall *self)
 
   if (self->pipeline == NULL) {
     MediaCodecInfo *codec = (MediaCodecInfo *) self->codecs->data;
+
+    g_debug ("Creating new pipeline using codec: %s", codec->name);
     self->pipeline = calls_sip_media_pipeline_new (codec);
   }
 
diff --git a/plugins/sip/calls-sip-origin.c b/plugins/sip/calls-sip-origin.c
index 69062957..5aa5b8b2 100644
--- a/plugins/sip/calls-sip-origin.c
+++ b/plugins/sip/calls-sip-origin.c
@@ -503,6 +503,7 @@ sip_i_state (int              status,
 {
   const sdp_session_t *r_sdp = NULL;
   const sdp_session_t *l_sdp = NULL;
+  const char *r_sdp_str = NULL;
   gint call_state = nua_callstate_init;
   CallsCallState state;
   CallsSipCall *call;
@@ -525,6 +526,7 @@ sip_i_state (int              status,
   tl_gets (tags,
            SOATAG_LOCAL_SDP_REF (l_sdp),
            SOATAG_REMOTE_SDP_REF (r_sdp),
+           SOATAG_REMOTE_SDP_STR_REF (r_sdp_str),
            NUTAG_CALLSTATE_REF (call_state),
            NUTAG_OFFER_SENT_REF (offer_sent),
            NUTAG_OFFER_RECV_REF (offer_recv),
@@ -545,8 +547,10 @@ sip_i_state (int              status,
     const char *session_ip = NULL;
     const char *media_ip = NULL;
 
+    g_debug ("Remote SDP was set to:\n%s", r_sdp_str);
+
     if (!codecs) {
-      g_warning ("No common codecs in SDP. Hanging up");
+      g_warning ("No common codecs in SDP. Hanging up. Remote SDP:\n%s", r_sdp_str);
       calls_call_hang_up (CALLS_CALL (call));
       return;
     }