1 files changed, 94 insertions, 0 deletions
diff --git a/res/res_sip/sip_outbound_auth.c b/res/res_sip/sip_outbound_auth.c
new file mode 100644
index 000000000..94352a521
--- /dev/null
+++ b/res/res_sip/sip_outbound_auth.c
@@ -0,0 +1,94 @@
+/*
+ * Asterisk -- An open source telephony toolkit.
+ *
+ * Copyright (C) 2013, 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.
+ */
+
+#include "asterisk.h"
+#undef bzero
+#define bzero bzero
+#include "pjsip.h"
+
+#include "asterisk/res_sip.h"
+#include "asterisk/module.h"
+#include "include/res_sip_private.h"
+
+static pj_bool_t outbound_auth(pjsip_rx_data *rdata);
+
+static pjsip_module outbound_auth_mod = {
+	.name = {"Outbound Authentication", 19},
+	.priority = PJSIP_MOD_PRIORITY_DIALOG_USAGE,
+	.on_rx_response = outbound_auth,
+};
+
+struct outbound_auth_cb_data {
+	ast_sip_dialog_outbound_auth_cb cb;
+	void *user_data;
+};
+
+static pj_bool_t outbound_auth(pjsip_rx_data *rdata)
+{
+	RAII_VAR(struct ast_sip_endpoint *, endpoint, NULL, ao2_cleanup);
+	pjsip_transaction *tsx;
+	pjsip_dialog *dlg;
+	struct outbound_auth_cb_data *cb_data;
+	pjsip_tx_data *tdata;
+
+	if (rdata->msg_info.msg->line.status.code != 401 &&
+			rdata->msg_info.msg->line.status.code != 407) {
+		/* Doesn't pertain to us. Move on */
+		return PJ_FALSE;
+	}
+
+	tsx = pjsip_rdata_get_tsx(rdata);
+	dlg = pjsip_rdata_get_dlg(rdata);
+	ast_assert(dlg != NULL && tsx != NULL);
+	endpoint = ast_sip_dialog_get_endpoint(dlg);
+
+	if (!endpoint) {
+		return PJ_FALSE;
+	}
+
+	if (ast_sip_create_request_with_auth(endpoint->sip_outbound_auths, endpoint->num_outbound_auths, rdata, tsx, &tdata)) {
+		return PJ_FALSE;
+	}
+
+	cb_data = dlg->mod_data[outbound_auth_mod.id];
+	if (cb_data) {
+		cb_data->cb(dlg, tdata, cb_data->user_data);
+		return PJ_TRUE;
+	}
+
+	pjsip_dlg_send_request(dlg, tdata, -1, NULL);
+	return PJ_TRUE;
+}
+
+int ast_sip_dialog_setup_outbound_authentication(pjsip_dialog *dlg, const struct ast_sip_endpoint *endpoint,
+		ast_sip_dialog_outbound_auth_cb cb, void *user_data)
+{
+	struct outbound_auth_cb_data *cb_data = PJ_POOL_ZALLOC_T(dlg->pool, struct outbound_auth_cb_data);
+	cb_data->cb = cb;
+	cb_data->user_data = user_data;
+
+	dlg->sess_count++;
+	pjsip_dlg_add_usage(dlg, &outbound_auth_mod, cb_data);
+	dlg->sess_count--;
+
+	return 0;
+}
+
+int ast_sip_initialize_outbound_authentication(void) {
+	return ast_sip_register_service(&outbound_auth_mod);
+}