aboutsummaryrefslogtreecommitdiffstats
path: root/src/vnet/map/map_dpo.c
diff options
context:
space:
mode:
authorDamjan Marion <damarion@cisco.com>2016-12-19 23:05:39 +0100
committerDamjan Marion <damarion@cisco.com>2016-12-28 12:25:14 +0100
commit7cd468a3d7dee7d6c92f69a0bb7061ae208ec727 (patch)
tree5de62f8dbd3a752f5a676ca600e43d2652d1ff1a /src/vnet/map/map_dpo.c
parent696f1adec0df3b8f161862566dd9c86174302658 (diff)
Reorganize source tree to use single autotools instance
Change-Id: I7b51f88292e057c6443b12224486f2d0c9f8ae23 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vnet/map/map_dpo.c')
-rw-r--r--src/vnet/map/map_dpo.c191
1 files changed, 191 insertions, 0 deletions
diff --git a/src/vnet/map/map_dpo.c b/src/vnet/map/map_dpo.c
new file mode 100644
index 00000000..df2b5fa4
--- /dev/null
+++ b/src/vnet/map/map_dpo.c
@@ -0,0 +1,191 @@
+/*
+ * Copyright (c) 2016 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 <vnet/map/map_dpo.h>
+
+/**
+ * pool of all MPLS Label DPOs
+ */
+map_dpo_t *map_dpo_pool;
+
+/**
+ * The register MAP DPO type
+ */
+dpo_type_t map_dpo_type;
+dpo_type_t map_t_dpo_type;
+
+static map_dpo_t *
+map_dpo_alloc (void)
+{
+ map_dpo_t *md;
+
+ pool_get_aligned(map_dpo_pool, md, CLIB_CACHE_LINE_BYTES);
+ memset(md, 0, sizeof(*md));
+
+ return (md);
+}
+
+static index_t
+map_dpo_get_index (map_dpo_t *md)
+{
+ return (md - map_dpo_pool);
+}
+
+void
+map_dpo_create (dpo_proto_t dproto,
+ u32 domain_index,
+ dpo_id_t *dpo)
+{
+ map_dpo_t *md;
+
+ md = map_dpo_alloc();
+ md->md_domain = domain_index;
+ md->md_proto = dproto;
+
+ dpo_set(dpo,
+ map_dpo_type,
+ dproto,
+ map_dpo_get_index(md));
+}
+
+void
+map_t_dpo_create (dpo_proto_t dproto,
+ u32 domain_index,
+ dpo_id_t *dpo)
+{
+ map_dpo_t *md;
+
+ md = map_dpo_alloc();
+ md->md_domain = domain_index;
+ md->md_proto = dproto;
+
+ dpo_set(dpo,
+ map_t_dpo_type,
+ dproto,
+ map_dpo_get_index(md));
+}
+
+
+u8*
+format_map_dpo (u8 *s, va_list *args)
+{
+ index_t index = va_arg (*args, index_t);
+ CLIB_UNUSED(u32 indent) = va_arg (*args, u32);
+ map_dpo_t *md;
+
+ md = map_dpo_get(index);
+
+ return (format(s, "map:[%d]:%U domain:%d",
+ index,
+ format_dpo_proto, md->md_proto,
+ md->md_domain));
+}
+
+u8*
+format_map_t_dpo (u8 *s, va_list *args)
+{
+ index_t index = va_arg (*args, index_t);
+ CLIB_UNUSED(u32 indent) = va_arg (*args, u32);
+ map_dpo_t *md;
+
+ md = map_dpo_get(index);
+
+ return (format(s, "map-t:[%d]:%U domain:%d",
+ index,
+ format_dpo_proto, md->md_proto,
+ md->md_domain));
+}
+
+
+static void
+map_dpo_lock (dpo_id_t *dpo)
+{
+ map_dpo_t *md;
+
+ md = map_dpo_get(dpo->dpoi_index);
+
+ md->md_locks++;
+}
+
+static void
+map_dpo_unlock (dpo_id_t *dpo)
+{
+ map_dpo_t *md;
+
+ md = map_dpo_get(dpo->dpoi_index);
+
+ md->md_locks--;
+
+ if (0 == md->md_locks)
+ {
+ pool_put(map_dpo_pool, md);
+ }
+}
+
+const static dpo_vft_t md_vft = {
+ .dv_lock = map_dpo_lock,
+ .dv_unlock = map_dpo_unlock,
+ .dv_format = format_map_dpo,
+};
+
+const static char* const map_ip4_nodes[] =
+{
+ "ip4-map",
+ NULL,
+};
+const static char* const map_ip6_nodes[] =
+{
+ "ip6-map",
+ NULL,
+};
+
+const static char* const * const map_nodes[DPO_PROTO_NUM] =
+{
+ [DPO_PROTO_IP4] = map_ip4_nodes,
+ [DPO_PROTO_IP6] = map_ip6_nodes,
+ [DPO_PROTO_MPLS] = NULL,
+};
+
+const static dpo_vft_t md_t_vft = {
+ .dv_lock = map_dpo_lock,
+ .dv_unlock = map_dpo_unlock,
+ .dv_format = format_map_t_dpo,
+};
+
+const static char* const map_t_ip4_nodes[] =
+{
+ "ip4-map-t",
+ NULL,
+};
+const static char* const map_t_ip6_nodes[] =
+{
+ "ip6-map-t",
+ NULL,
+};
+
+const static char* const * const map_t_nodes[DPO_PROTO_NUM] =
+{
+ [DPO_PROTO_IP4] = map_t_ip4_nodes,
+ [DPO_PROTO_IP6] = map_t_ip6_nodes,
+ [DPO_PROTO_MPLS] = NULL,
+};
+
+void
+map_dpo_module_init (void)
+{
+ map_dpo_type = dpo_register_new_type(&md_vft, map_nodes);
+ map_t_dpo_type = dpo_register_new_type(&md_t_vft, map_t_nodes);
+}