Add libnice-based ICE-UDP implementation as plugin

1 files changed, 42 insertions, 0 deletions

diff --git a/plugins/ice/src/module.vala b/plugins/ice/src/module.vala
new file mode 100644
index 00000000..e961ffb6
--- /dev/null
+++ b/plugins/ice/src/module.vala
@@ -0,0 +1,42 @@
+using Gee;
+using Xmpp;
+using Xmpp.Xep;
+
+public class Dino.Plugins.Ice.Module : JingleIceUdp.Module {
+
+    public string? stun_ip = null;
+    public uint stun_port = 0;
+    public string? turn_ip = null;
+    public Xep.ExternalServiceDiscovery.Service? turn_service = null;
+
+    private weak Nice.Agent? agent;
+
+    private Nice.Agent get_agent() {
+        Nice.Agent? agent = this.agent;
+        if (agent == null) {
+            agent = new Nice.Agent(MainContext.@default(), Nice.Compatibility.RFC5245);
+            if (stun_ip != null) {
+                agent.stun_server = stun_ip;
+                agent.stun_server_port = stun_port;
+            }
+            agent.ice_tcp = false;
+            agent.set_software("Dino");
+            agent.weak_ref(agent_unweak);
+            this.agent = agent;
+            debug("STUN server for libnice %s %u", agent.stun_server, agent.stun_server_port);
+        }
+        return agent;
+    }
+
+    public override Jingle.TransportParameters create_transport_parameters(XmppStream stream, uint8 components, Jid local_full_jid, Jid peer_full_jid) {
+        return new TransportParameters(get_agent(), turn_service, turn_ip, components, local_full_jid, peer_full_jid);
+    }
+
+    public override Jingle.TransportParameters parse_transport_parameters(XmppStream stream, uint8 components, Jid local_full_jid, Jid peer_full_jid, StanzaNode transport) throws Jingle.IqError {
+        return new TransportParameters(get_agent(), turn_service, turn_ip, components, local_full_jid, peer_full_jid, transport);
+    }
+
+    private void agent_unweak() {
+        this.agent = null;
+    }
+}
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