From 2c6639c695aebf0cd5ac74ad31fd331547fa0126 Mon Sep 17 00:00:00 2001
From: Ole Troan <ot@cisco.com>
Date: Thu, 19 Dec 2019 11:55:54 +0100
Subject: nat: move dslite to separate sub-plugin

Type: refactor
Change-Id: If3d9f16f3a06c10b354f1eef674e8db5f3c44de7
Signed-off-by: Ole Troan <ot@cisco.com>
---
 src/plugins/nat/dslite/dslite_dpo.c | 130 ++++++++++++++++++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100644 src/plugins/nat/dslite/dslite_dpo.c

(limited to 'src/plugins/nat/dslite/dslite_dpo.c')

diff --git a/src/plugins/nat/dslite/dslite_dpo.c b/src/plugins/nat/dslite/dslite_dpo.c
new file mode 100644
index 00000000000..009b5536289
--- /dev/null
+++ b/src/plugins/nat/dslite/dslite_dpo.c
@@ -0,0 +1,130 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <vnet/ip/ip.h>
+#include <nat/dslite/dslite_dpo.h>
+
+dpo_type_t dslite_dpo_type;
+dpo_type_t dslite_ce_dpo_type;
+
+void
+dslite_dpo_create (dpo_proto_t dproto, u32 aftr_index, dpo_id_t * dpo)
+{
+  dpo_set (dpo, dslite_dpo_type, dproto, aftr_index);
+}
+
+void
+dslite_ce_dpo_create (dpo_proto_t dproto, u32 b4_index, dpo_id_t * dpo)
+{
+  dpo_set (dpo, dslite_ce_dpo_type, dproto, b4_index);
+}
+
+u8 *
+format_dslite_dpo (u8 * s, va_list * args)
+{
+  index_t index = va_arg (*args, index_t);
+  CLIB_UNUSED (u32 indent) = va_arg (*args, u32);
+
+  return (format (s, "DS-Lite: AFTR:%d", index));
+}
+
+u8 *
+format_dslite_ce_dpo (u8 * s, va_list * args)
+{
+  index_t index = va_arg (*args, index_t);
+  CLIB_UNUSED (u32 indent) = va_arg (*args, u32);
+
+  return (format (s, "DS-Lite: B4:%d", index));
+}
+
+static void
+dslite_dpo_lock (dpo_id_t * dpo)
+{
+}
+
+static void
+dslite_dpo_unlock (dpo_id_t * dpo)
+{
+}
+
+static void
+dslite_ce_dpo_lock (dpo_id_t * dpo)
+{
+}
+
+static void
+dslite_ce_dpo_unlock (dpo_id_t * dpo)
+{
+}
+
+const static dpo_vft_t dslite_dpo_vft = {
+  .dv_lock = dslite_dpo_lock,
+  .dv_unlock = dslite_dpo_unlock,
+  .dv_format = format_dslite_dpo,
+};
+
+const static dpo_vft_t dslite_ce_dpo_vft = {
+  .dv_lock = dslite_ce_dpo_lock,
+  .dv_unlock = dslite_ce_dpo_unlock,
+  .dv_format = format_dslite_ce_dpo,
+};
+
+const static char *const dslite_ip4_nodes[] = {
+  "dslite-out2in",
+  NULL,
+};
+
+const static char *const dslite_ip6_nodes[] = {
+  "dslite-in2out",
+  NULL,
+};
+
+const static char *const dslite_ce_ip4_nodes[] = {
+  "dslite-ce-encap",
+  NULL,
+};
+
+const static char *const dslite_ce_ip6_nodes[] = {
+  "dslite-ce-decap",
+  NULL,
+};
+
+const static char *const *const dslite_nodes[DPO_PROTO_NUM] = {
+  [DPO_PROTO_IP4] = dslite_ip4_nodes,
+  [DPO_PROTO_IP6] = dslite_ip6_nodes,
+  [DPO_PROTO_MPLS] = NULL,
+};
+
+const static char *const *const dslite_ce_nodes[DPO_PROTO_NUM] = {
+  [DPO_PROTO_IP4] = dslite_ce_ip4_nodes,
+  [DPO_PROTO_IP6] = dslite_ce_ip6_nodes,
+  [DPO_PROTO_MPLS] = NULL,
+};
+
+void
+dslite_dpo_module_init (void)
+{
+  dslite_dpo_type = dpo_register_new_type (&dslite_dpo_vft, dslite_nodes);
+  dslite_ce_dpo_type = dpo_register_new_type (&dslite_ce_dpo_vft,
+					      dslite_ce_nodes);
+}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
-- 
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