| /* |
| * Copyright 2004 The WebRTC Project Authors. All rights reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #ifndef P2P_BASE_P2PCONSTANTS_H_ |
| #define P2P_BASE_P2PCONSTANTS_H_ |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| #include "rtc_base/system/rtc_export.h" |
| |
| namespace cricket { |
| |
| // CN_ == "content name". When we initiate a session, we choose the |
| // name, and when we receive a Gingle session, we provide default |
| // names (since Gingle has no content names). But when we receive a |
| // Jingle call, the content name can be anything, so don't rely on |
| // these values being the same as the ones received. |
| extern const char CN_AUDIO[]; |
| extern const char CN_VIDEO[]; |
| extern const char CN_DATA[]; |
| extern const char CN_OTHER[]; |
| |
| // GN stands for group name |
| extern const char GROUP_TYPE_BUNDLE[]; |
| |
| extern const int ICE_UFRAG_LENGTH; |
| RTC_EXPORT extern const int ICE_PWD_LENGTH; |
| extern const size_t ICE_UFRAG_MIN_LENGTH; |
| extern const size_t ICE_PWD_MIN_LENGTH; |
| extern const size_t ICE_UFRAG_MAX_LENGTH; |
| extern const size_t ICE_PWD_MAX_LENGTH; |
| |
| extern const int ICE_CANDIDATE_COMPONENT_RTP; |
| extern const int ICE_CANDIDATE_COMPONENT_RTCP; |
| extern const int ICE_CANDIDATE_COMPONENT_DEFAULT; |
| |
| // RFC 4145, SDP setup attribute values. |
| extern const char CONNECTIONROLE_ACTIVE_STR[]; |
| extern const char CONNECTIONROLE_PASSIVE_STR[]; |
| extern const char CONNECTIONROLE_ACTPASS_STR[]; |
| extern const char CONNECTIONROLE_HOLDCONN_STR[]; |
| |
| // Constants for time intervals are in milliseconds unless otherwise stated. |
| // |
| // Most of the following constants are the default values of IceConfig |
| // paramters. See IceConfig for detailed definition. |
| // |
| // Default value of IceConfig.receiving_timeout. |
| extern const int RECEIVING_TIMEOUT; |
| // Default value IceConfig.ice_check_min_interval. |
| extern const int MIN_CHECK_RECEIVING_INTERVAL; |
| // The next two ping intervals are at the ICE transport level. |
| // |
| // STRONG_PING_INTERVAL is applied when the selected connection is both |
| // writable and receiving. |
| // |
| // Default value of IceConfig.ice_check_interval_strong_connectivity. |
| extern const int STRONG_PING_INTERVAL; |
| // WEAK_PING_INTERVAL is applied when the selected connection is either |
| // not writable or not receiving. |
| // |
| // Defaul value of IceConfig.ice_check_interval_weak_connectivity. |
| extern const int WEAK_PING_INTERVAL; |
| // The next two ping intervals are at the candidate pair level. |
| // |
| // Writable candidate pairs are pinged at a slower rate once they are stabilized |
| // and the channel is strongly connected. |
| extern const int STRONG_AND_STABLE_WRITABLE_CONNECTION_PING_INTERVAL; |
| // Writable candidate pairs are pinged at a faster rate while the connections |
| // are stabilizing or the channel is weak. |
| extern const int WEAK_OR_STABILIZING_WRITABLE_CONNECTION_PING_INTERVAL; |
| // Default value of IceConfig.backup_connection_ping_interval |
| extern const int BACKUP_CONNECTION_PING_INTERVAL; |
| // Defualt value of IceConfig.receiving_switching_delay. |
| extern const int RECEIVING_SWITCHING_DELAY; |
| // Default value of IceConfig.regather_on_failed_networks_interval. |
| extern const int REGATHER_ON_FAILED_NETWORKS_INTERVAL; |
| // Default vaule of IceConfig.ice_unwritable_timeout. |
| extern const int CONNECTION_WRITE_CONNECT_TIMEOUT; |
| // Default vaule of IceConfig.ice_unwritable_min_checks. |
| extern const uint32_t CONNECTION_WRITE_CONNECT_FAILURES; |
| // Default value of IceConfig.ice_inactive_timeout; |
| extern const int CONNECTION_WRITE_TIMEOUT; |
| // Default value of IceConfig.stun_keepalive_interval; |
| extern const int STUN_KEEPALIVE_INTERVAL; |
| |
| // The following constants are used at the candidate pair level to determine the |
| // state of a candidate pair. |
| // |
| // The timeout duration when a connection does not receive anything. |
| extern const int WEAK_CONNECTION_RECEIVE_TIMEOUT; |
| // A connection will be declared dead if it has not received anything for this |
| // long. |
| extern const int DEAD_CONNECTION_RECEIVE_TIMEOUT; |
| // This is the length of time that we wait for a ping response to come back. |
| extern const int CONNECTION_RESPONSE_TIMEOUT; |
| // The minimum time we will wait before destroying a connection after creating |
| // it. |
| extern const int MIN_CONNECTION_LIFETIME; |
| |
| } // namespace cricket |
| |
| #endif // P2P_BASE_P2PCONSTANTS_H_ |