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authorLuca Muscariello <lumuscar+fdio@cisco.com>2019-01-17 13:47:57 +0100
committerLuca Muscariello <lumuscar+fdio@cisco.com>2019-01-17 16:32:51 +0100
commitbac3da61644515f05663789b122554dc77549286 (patch)
tree898210bc8e70371d77de7d446a26c5dd4fd1165a /hicn-plugin/src/hicn.h
parentd5165246787301d0f13b646fda5e8a8567aef5ac (diff)
This is the first commit of the hicn projectv19.01
Change-Id: I6f2544ad9b9f8891c88cc4bcce3cf19bd3cc863f Signed-off-by: Luca Muscariello <lumuscar+fdio@cisco.com>
Diffstat (limited to 'hicn-plugin/src/hicn.h')
-rwxr-xr-xhicn-plugin/src/hicn.h86
1 files changed, 86 insertions, 0 deletions
diff --git a/hicn-plugin/src/hicn.h b/hicn-plugin/src/hicn.h
new file mode 100755
index 000000000..02a3dfa52
--- /dev/null
+++ b/hicn-plugin/src/hicn.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2017-2019 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.
+ */
+
+#ifndef __HICN_H__
+#define __HICN_H__
+
+#include <hicn/hicn.h>
+
+#include <netinet/in.h>
+#include <vnet/ip/ip.h>
+#include <vnet/tcp/tcp_packet.h>
+#include <vnet/ip/ip6_packet.h>
+#include <vnet/ip/ip4_packet.h>
+#include <vnet/buffer.h>
+
+/* Helper for avoiding warnings about type-punning */
+#define UNION_CAST(x, destType) \
+ (((union {__typeof__(x) a; destType b;})x).b)
+
+/*
+ * Update CMakeLists.txt as we have to manually replace the type for
+ * vppapigen
+ */
+typedef u8 weight_t;
+
+#define ISV6(isv6, dov6, dov4) isv6 ? dov6 : dov4
+#define HICN_IS_NAMEHASH_CACHED(b) (((u64)(b->opaque2)[0] != 0) || ((u64)(b->opaque2)[1] != 0))
+
+#ifndef VLIB_BUFFER_MIN_CHAIN_SEG_SIZE
+#define VLIB_BUFFER_MIN_CHAIN_SEG_SIZE (128)
+#endif
+
+/* The following is stored in the opaque2 field in the vlib_buffer_t */
+typedef struct
+{
+ /* hash of the name */
+ u64 name_hash;
+
+ /* ids to prefetch a PIT/CS entry */
+ u32 node_id;
+ u32 bucket_id;
+ u8 hash_entry_id;
+ u8 hash_bucket_flags;
+
+ u8 is_appface; /* 1 the incoming face is an
+ * application face, 0 otherwise */
+ u8 dpo_ctx_id; /* used for data path */
+ u8 vft_id; /* " */
+
+ dpo_id_t face_dpo_id; /* ingress face ,sizeof(iface_dpo_id)
+ * <= sizeof(u64) */
+
+ hicn_type_t type;
+} hicn_buffer_t;
+
+STATIC_ASSERT (sizeof (hicn_buffer_t) <=
+ STRUCT_SIZE_OF (vlib_buffer_t, opaque2),
+ "hICN buffer opaque2 meta-data too large for vlib_buffer");
+
+
+always_inline hicn_buffer_t *
+hicn_get_buffer (vlib_buffer_t * b0)
+{
+ return (hicn_buffer_t *) & (b0->opaque2[0]);
+}
+
+#endif /* __HICN_H__ */
+
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables: eval: (c-set-style "gnu") End:
+ */