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https://github.com/openvswitch/ovs
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c4ea752900
When --enable-dummy=system or --enable-dummy=override is in use, dpifs other than "dummy" are actually dummy dpifs, so use a more reliable test. Signed-off-by: Ben Pfaff <blp@nicira.com> Acked-by: Alex Wang <alexw@nicira.com>
53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
/*
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* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2015 Nicira, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef DPIF_NETDEV_H
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#define DPIF_NETDEV_H 1
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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#include "dpif.h"
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#include "openvswitch/types.h"
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#include "dp-packet.h"
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#include "packets.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Enough headroom to add a vlan tag, plus an extra 2 bytes to allow IP
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* headers to be aligned on a 4-byte boundary. */
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enum { DP_NETDEV_HEADROOM = 2 + VLAN_HEADER_LEN };
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static inline void dp_packet_pad(struct dp_packet *p)
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{
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if (dp_packet_size(p) < ETH_TOTAL_MIN) {
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dp_packet_put_zeros(p, ETH_TOTAL_MIN - dp_packet_size(p));
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}
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}
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bool dpif_is_netdev(const struct dpif *);
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#define NR_QUEUE 1
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#define NR_PMD_THREADS 1
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#ifdef __cplusplus
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}
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#endif
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#endif /* netdev.h */
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