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bb547203bf
In order to eliminate the WebRTC Subtree mirror in Chromium, WebRTC is moving the content of the src/webrtc directory up to the src/ directory. NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iac59c5b51b950f174119565bac87955a7994bc38 Reviewed-on: https://webrtc-review.googlesource.com/1560 Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19845}
47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
/*
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* Copyright 2004 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_RTC_BASE_NATTYPES_H_
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#define WEBRTC_RTC_BASE_NATTYPES_H_
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namespace rtc {
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/* Identifies each type of NAT that can be simulated. */
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enum NATType {
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NAT_OPEN_CONE,
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NAT_ADDR_RESTRICTED,
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NAT_PORT_RESTRICTED,
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NAT_SYMMETRIC
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};
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// Implements the rules for each specific type of NAT.
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class NAT {
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public:
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virtual ~NAT() { }
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// Determines whether this NAT uses both source and destination address when
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// checking whether a mapping already exists.
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virtual bool IsSymmetric() = 0;
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// Determines whether this NAT drops packets received from a different IP
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// the one last sent to.
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virtual bool FiltersIP() = 0;
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// Determines whether this NAT drops packets received from a different port
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// the one last sent to.
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virtual bool FiltersPort() = 0;
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// Returns an implementation of the given type of NAT.
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static NAT* Create(NATType type);
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};
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} // namespace rtc
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#endif // WEBRTC_RTC_BASE_NATTYPES_H_
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