--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jingle/sessions.c	Wed Jun 16 20:16:45 2010 +0200
@@ -0,0 +1,89 @@
+/*
+ * sessions.c
+ *
+ * Copyrigth (C) 2010 Nicolas Cornu <nicolas.cornu@ensi-bourges.fr>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+#include <glib.h>
+
+
+#include <jingle/jingle.h>
+#include <jingle/sessions.h>
+
+
+static GSList *sessions;
+
+
+/**
+ * Create a new session and insert it in the linked list.
+ */
+JingleSession *session_new(JingleNode *jn)
+{
+  JingleSession *js = g_new0(JingleSession, 1);
+  js->sid = g_strdup(jn->sid);
+  js->initiator = g_strdup(jn->initiator);
+  js->from = lm_message_node_get_attribute(lm_message_get_node(jn->message),
+                                           "from");
+  if (!js->from) {
+    return NULL;
+  }
+  js->from = g_strdup(js->from);
+  
+
+  sessions = g_slist_append(sessions, js);
+}
+
+JingleSession *session_find(const gchar *sid, const gchar *from)
+{
+  GSList *el;
+  JingleSession *js;
+  for (el = sessions; el; el = el->next) {
+    js = (JingleSession*) el->data;
+    if (g_strcmp0(js->sid, sid) && g_strcmp0(js->from, from)) {
+      return js;
+	}
+  }
+  return NULL;
+}
+
+/**
+ * Remove a session from the linked list and free it.
+ */
+void session_delete(JingleSession *sess)
+{
+  session_remove(sess);
+  session_free(sess);
+}
+
+/**
+ * Remove a session from the linked list.
+ */
+void session_remove(JingleSession *sess)
+{
+  sessions = g_slist_remove(sessions, sess);
+}
+
+/**
+ * Free a session.
+ */
+void session_free(JingleSession *sess)
+{
+  g_free(sess->sid);
+  g_free(sess->from);
+  g_free(sess);
+}