From 0e939fec4237483df4c51fb58c87f35b3115db50 Mon Sep 17 00:00:00 2001
From: Holger Hans Peter Freyther <zecke@selfish.org>
Date: Mon, 28 Feb 2011 12:11:02 +0100
Subject: mgcp: Introduce a trunk config for multiple trunks.

A trunk will always have 32 endpoints to be used and we allow
a sparse allocation of endpoints.
---
 openbsc/src/mgcp/mgcp_protocol.c | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

(limited to 'openbsc/src/mgcp/mgcp_protocol.c')

diff --git a/openbsc/src/mgcp/mgcp_protocol.c b/openbsc/src/mgcp/mgcp_protocol.c
index aa028c3ba..8e5c9501e 100644
--- a/openbsc/src/mgcp/mgcp_protocol.c
+++ b/openbsc/src/mgcp/mgcp_protocol.c
@@ -874,9 +874,42 @@ struct mgcp_config *mgcp_config_alloc(void)
 	cfg->trunk.audio_name = talloc_strdup(cfg, "AMR/8000");
 	cfg->trunk.audio_payload = 126;
 
+	INIT_LLIST_HEAD(&cfg->trunks);
+
 	return cfg;
 }
 
+struct mgcp_trunk_config *mgcp_trunk_alloc(struct mgcp_config *cfg, int nr)
+{
+	struct mgcp_trunk_config *trunk;
+
+	trunk = talloc_zero(cfg, struct mgcp_trunk_config);
+	if (!trunk) {
+		LOGP(DMGCP, LOGL_ERROR, "Failed to allocate.\n");
+		return NULL;
+	}
+
+	trunk->cfg = cfg;
+	trunk->trunk_type = MGCP_TRUNK_E1;
+	trunk->trunk_nr = nr;
+	trunk->audio_name = talloc_strdup(cfg, "AMR/8000");
+	trunk->audio_payload = 126;
+	trunk->number_endpoints = 33;
+	llist_add_tail(&trunk->entry, &cfg->trunks);
+	return trunk;
+}
+
+struct mgcp_trunk_config *mgcp_trunk_num(struct mgcp_config *cfg, int index)
+{
+	struct mgcp_trunk_config *trunk;
+
+	llist_for_each_entry(trunk, &cfg->trunks, entry)
+		if (trunk->trunk_nr == index)
+			return trunk;
+
+	return NULL;
+}
+
 static void mgcp_rtp_end_reset(struct mgcp_rtp_end *end)
 {
 	if (end->local_alloc == PORT_ALLOC_DYNAMIC) {
-- 
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