1 files changed, 83 insertions, 0 deletions
diff --git a/trunk/main/global_datastores.c b/trunk/main/global_datastores.c
new file mode 100644
index 000000000..9b87b2cb4
--- /dev/null
+++ b/trunk/main/global_datastores.c
@@ -0,0 +1,83 @@
+/*
+ * Asterisk -- An open source telephony toolkit.
+ *
+ * Copyright (C) 1999 - 2007, Digium, Inc.
+ *
+ * Mark Michelson <mmichelson@digium.com>
+ *
+ * See http://www.asterisk.org for more information about
+ * the Asterisk project. Please do not directly contact
+ * any of the maintainers of this project for assistance;
+ * the project provides a web site, mailing lists and IRC
+ * channels for your use.
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License Version 2. See the LICENSE file
+ * at the top of the source tree.
+ */
+
+/*! \file
+ *
+ * \brief globally-accessible datastore information and callbacks
+ *
+ * \author Mark Michelson <mmichelson@digium.com>
+ */
+
+#include "asterisk.h"
+
+ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
+
+#include "asterisk/global_datastores.h"
+#include "asterisk/linkedlists.h"
+
+static void dialed_interface_destroy(void *data)
+{
+	struct ast_dialed_interface *di = NULL;
+	AST_LIST_HEAD(, ast_dialed_interface) *dialed_interface_list = data;
+	
+	if (!dialed_interface_list)
+		return;
+
+	AST_LIST_LOCK(dialed_interface_list);
+	while ((di = AST_LIST_REMOVE_HEAD(dialed_interface_list, list)))
+		ast_free(di);
+	AST_LIST_UNLOCK(dialed_interface_list);
+
+	AST_LIST_HEAD_DESTROY(dialed_interface_list);
+	ast_free(dialed_interface_list);
+}
+
+static void *dialed_interface_duplicate(void *data)
+{
+	struct ast_dialed_interface *di = NULL;
+	AST_LIST_HEAD(, ast_dialed_interface) *old_list;
+	AST_LIST_HEAD(, ast_dialed_interface) *new_list = NULL;
+
+	if(!(old_list = data))
+		return NULL;
+
+	if(!(new_list = ast_calloc(1, sizeof(*new_list))))
+		return NULL;
+
+	AST_LIST_HEAD_INIT(new_list);
+	AST_LIST_LOCK(old_list);
+	AST_LIST_TRAVERSE(old_list, di, list) {
+		struct ast_dialed_interface *di2 = ast_calloc(1, sizeof(*di2) + strlen(di->interface));
+		if(!di2) {
+			AST_LIST_UNLOCK(old_list);
+			dialed_interface_destroy(new_list);
+			return NULL;
+		}
+		strcpy(di2->interface, di->interface);
+		AST_LIST_INSERT_TAIL(new_list, di2, list);
+	}
+	AST_LIST_UNLOCK(old_list);
+
+	return new_list;
+}
+
+const struct ast_datastore_info dialed_interface_info = {
+	.type ="dialed-interface",
+	.destroy = dialed_interface_destroy,
+	.duplicate = dialed_interface_duplicate,
+};