115 lines
4.5 KiB
C++
115 lines
4.5 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 P2P_BASE_P2P_CONSTANTS_H_
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#define P2P_BASE_P2P_CONSTANTS_H_
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#include <stddef.h>
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#include <stdint.h>
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#include "rtc_base/system/rtc_export.h"
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namespace cricket {
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// CN_ == "content name". When we initiate a session, we choose the
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// name, and when we receive a Gingle session, we provide default
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// names (since Gingle has no content names). But when we receive a
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// Jingle call, the content name can be anything, so don't rely on
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// these values being the same as the ones received.
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extern const char CN_AUDIO[];
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extern const char CN_VIDEO[];
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extern const char CN_DATA[];
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extern const char CN_OTHER[];
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// GN stands for group name
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extern const char GROUP_TYPE_BUNDLE[];
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RTC_EXPORT extern const int ICE_UFRAG_LENGTH;
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RTC_EXPORT extern const int ICE_PWD_LENGTH;
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extern const size_t ICE_UFRAG_MIN_LENGTH;
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extern const size_t ICE_PWD_MIN_LENGTH;
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extern const size_t ICE_UFRAG_MAX_LENGTH;
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extern const size_t ICE_PWD_MAX_LENGTH;
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RTC_EXPORT extern const int ICE_CANDIDATE_COMPONENT_RTP;
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RTC_EXPORT extern const int ICE_CANDIDATE_COMPONENT_RTCP;
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extern const int ICE_CANDIDATE_COMPONENT_DEFAULT;
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// RFC 4145, SDP setup attribute values.
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extern const char CONNECTIONROLE_ACTIVE_STR[];
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extern const char CONNECTIONROLE_PASSIVE_STR[];
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extern const char CONNECTIONROLE_ACTPASS_STR[];
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extern const char CONNECTIONROLE_HOLDCONN_STR[];
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// RFC 6762, the .local pseudo-top-level domain used for mDNS names.
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extern const char LOCAL_TLD[];
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// Constants for time intervals are in milliseconds unless otherwise stated.
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//
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// Most of the following constants are the default values of IceConfig
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// paramters. See IceConfig for detailed definition.
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//
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// Default value of IceConfig.receiving_timeout.
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extern const int RECEIVING_TIMEOUT;
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// Default value IceConfig.ice_check_min_interval.
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extern const int MIN_CHECK_RECEIVING_INTERVAL;
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// The next two ping intervals are at the ICE transport level.
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//
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// STRONG_PING_INTERVAL is applied when the selected connection is both
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// writable and receiving.
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//
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// Default value of IceConfig.ice_check_interval_strong_connectivity.
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extern const int STRONG_PING_INTERVAL;
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// WEAK_PING_INTERVAL is applied when the selected connection is either
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// not writable or not receiving.
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//
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// Defaul value of IceConfig.ice_check_interval_weak_connectivity.
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extern const int WEAK_PING_INTERVAL;
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// The next two ping intervals are at the candidate pair level.
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//
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// Writable candidate pairs are pinged at a slower rate once they are stabilized
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// and the channel is strongly connected.
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extern const int STRONG_AND_STABLE_WRITABLE_CONNECTION_PING_INTERVAL;
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// Writable candidate pairs are pinged at a faster rate while the connections
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// are stabilizing or the channel is weak.
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extern const int WEAK_OR_STABILIZING_WRITABLE_CONNECTION_PING_INTERVAL;
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// Default value of IceConfig.backup_connection_ping_interval
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extern const int BACKUP_CONNECTION_PING_INTERVAL;
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// Defualt value of IceConfig.receiving_switching_delay.
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extern const int RECEIVING_SWITCHING_DELAY;
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// Default value of IceConfig.regather_on_failed_networks_interval.
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extern const int REGATHER_ON_FAILED_NETWORKS_INTERVAL;
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// Default vaule of IceConfig.ice_unwritable_timeout.
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extern const int CONNECTION_WRITE_CONNECT_TIMEOUT;
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// Default vaule of IceConfig.ice_unwritable_min_checks.
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extern const uint32_t CONNECTION_WRITE_CONNECT_FAILURES;
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// Default value of IceConfig.ice_inactive_timeout;
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extern const int CONNECTION_WRITE_TIMEOUT;
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// Default value of IceConfig.stun_keepalive_interval;
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extern const int STUN_KEEPALIVE_INTERVAL;
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// The following constants are used at the candidate pair level to determine the
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// state of a candidate pair.
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//
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// The timeout duration when a connection does not receive anything.
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extern const int WEAK_CONNECTION_RECEIVE_TIMEOUT;
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// A connection will be declared dead if it has not received anything for this
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// long.
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extern const int DEAD_CONNECTION_RECEIVE_TIMEOUT;
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// This is the length of time that we wait for a ping response to come back.
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extern const int CONNECTION_RESPONSE_TIMEOUT;
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// The minimum time we will wait before destroying a connection after creating
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// it.
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extern const int MIN_CONNECTION_LIFETIME;
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} // namespace cricket
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#endif // P2P_BASE_P2P_CONSTANTS_H_
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