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authorDave Barach <dave@barachs.net>2018-06-18 13:16:39 -0400
committerFlorin Coras <florin.coras@gmail.com>2018-06-19 22:09:46 +0000
commit7055e26952e0dee3a01422e9ae733f8996e81608 (patch)
tree1fabdf1be5ced372178d279dc22c755a03cded10 /src/plugins/mactime/mactime.h
parent8b20bf5ef72a85ed70d7457f33c096f1eef51d0a (diff)
Driver level time-based src mac filter
Change-Id: I062d7653e00d77e73a61d8841e01ab4a159b6404 Signed-off-by: Dave Barach <dbarach@cisco.com>
Diffstat (limited to 'src/plugins/mactime/mactime.h')
-rw-r--r--src/plugins/mactime/mactime.h113
1 files changed, 113 insertions, 0 deletions
diff --git a/src/plugins/mactime/mactime.h b/src/plugins/mactime/mactime.h
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+
+/*
+ * mactime.h - time-based src mac address filtration
+ *
+ * Copyright (c) <current-year> <your-organization>
+ * 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 __included_mactime_h__
+#define __included_mactime_h__
+
+#include <vnet/vnet.h>
+#include <vnet/ip/ip.h>
+#include <vnet/ethernet/ethernet.h>
+#include <vlib/counter.h>
+
+#include <vppinfra/hash.h>
+#include <vppinfra/error.h>
+#include <vppinfra/time_range.h>
+#include <vppinfra/bihash_8_8.h>
+
+#define MACTIME_RANGE_TYPE_DROP 0
+#define MACTIME_RANGE_TYPE_ALLOW 1
+
+typedef struct
+{
+ u8 *device_name;
+ u8 mac_address[6];
+ u32 flags;
+ clib_timebase_range_t *ranges;
+} mactime_device_t;
+
+/** Always drop packets from this device */
+#define MACTIME_DEVICE_FLAG_STATIC_DROP (1<<0)
+#define MACTIME_DEVICE_FLAG_STATIC_ALLOW (1<<1)
+#define MACTIME_DEVICE_FLAG_DYNAMIC_DROP (1<<2)
+#define MACTIME_DEVICE_FLAG_DYNAMIC_ALLOW (1<<3)
+
+typedef struct
+{
+ union
+ {
+ u8 mac_address[6];
+ u64 as_u64;
+ };
+} mactime_key_t;
+
+typedef struct
+{
+ /* API message ID base */
+ u16 msg_id_base;
+
+ /* Timebase */
+ clib_timebase_t timebase;
+
+ /* cached sunday midnight */
+ f64 sunday_midnight;
+
+ /* Lookup table */
+ clib_bihash_8_8_t lookup_table;
+
+ /* Device table */
+ mactime_device_t *devices;
+
+ /* Counters */
+ vlib_simple_counter_main_t allow_counters;
+ vlib_simple_counter_main_t drop_counters;
+
+ /* config parameters */
+ u32 lookup_table_num_buckets;
+ uword lookup_table_memory_size;
+ i32 timezone_offset;
+
+ /* Once-only data structure create flag */
+ int feature_initialized;
+
+ /* convenience */
+ vlib_main_t *vlib_main;
+ vnet_main_t *vnet_main;
+ ethernet_main_t *ethernet_main;
+} mactime_main_t;
+
+/* size for an hgw use-case */
+#define MACTIME_NUM_BUCKETS 128
+#define MACTIME_MEMORY_SIZE (256<<10)
+
+extern mactime_main_t mactime_main;
+
+extern vlib_node_registration_t mactime_node;
+
+/* Periodic function events */
+#define MACTIME_EVENT1 1
+#define MACTIME_EVENT2 2
+#define MACTIME_EVENT_PERIODIC_ENABLE_DISABLE 3
+
+#endif /* __included_mactime_h__ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */