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https://github.com/openvswitch/ovs
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d4abaff52c
It isn't otherwise useful and in fact hurts performance so it's disabled without --enable-dummy. An upcoming commit will make use of this. Signed-off-by: Ben Pfaff <blp@nicira.com> Acked-by: Jarno Rajahalme <jrajahalme@nicira.com>
52 lines
1.6 KiB
C
52 lines
1.6 KiB
C
/*
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* Copyright (c) 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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#include <config.h>
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#include "dummy.h"
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#include <string.h>
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#include "util.h"
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/* Enables support for "dummy" network devices and dpifs, which are useful for
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* testing. A client program might call this function if it is designed
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* specifically for testing or the user enables it on the command line.
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*
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* 'arg' is parsed to determine the override level (see the definition of enum
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* dummy_level).
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*
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* There is no strong reason why dummy devices shouldn't always be enabled. */
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void
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dummy_enable(const char *arg)
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{
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enum dummy_level level;
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if (!arg || !arg[0]) {
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level = DUMMY_OVERRIDE_NONE;
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} else if (!strcmp(arg, "system")) {
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level = DUMMY_OVERRIDE_SYSTEM;
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} else if (!strcmp(arg, "override")) {
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level = DUMMY_OVERRIDE_ALL;
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} else {
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ovs_fatal(0, "%s: unknown dummy level", arg);
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}
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netdev_dummy_register(level);
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dpif_dummy_register(level);
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timeval_dummy_register();
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vlandev_dummy_enable();
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ofpact_dummy_enable();
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}
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