81 lines
3.7 KiB
C
81 lines
3.7 KiB
C
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/*
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* Copyright 2019 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_CONNECTION_INFO_H_
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#define P2P_BASE_CONNECTION_INFO_H_
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#include <vector>
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#include "absl/types/optional.h"
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#include "api/candidate.h"
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namespace cricket {
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// States are from RFC 5245. http://tools.ietf.org/html/rfc5245#section-5.7.4
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enum class IceCandidatePairState {
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WAITING = 0, // Check has not been performed, Waiting pair on CL.
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IN_PROGRESS, // Check has been sent, transaction is in progress.
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SUCCEEDED, // Check already done, produced a successful result.
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FAILED, // Check for this connection failed.
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// According to spec there should also be a frozen state, but nothing is ever
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// frozen because we have not implemented ICE freezing logic.
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};
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// Stats that we can return about the connections for a transport channel.
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// TODO(hta): Rename to ConnectionStats
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struct ConnectionInfo {
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ConnectionInfo();
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ConnectionInfo(const ConnectionInfo&);
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~ConnectionInfo();
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bool best_connection; // Is this the best connection we have?
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bool writable; // Has this connection received a STUN response?
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bool receiving; // Has this connection received anything?
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bool timeout; // Has this connection timed out?
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bool new_connection; // Is this a newly created connection?
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size_t rtt; // The STUN RTT for this connection.
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size_t sent_total_bytes; // Total bytes sent on this connection.
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size_t sent_bytes_second; // Bps over the last measurement interval.
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size_t sent_discarded_packets; // Number of outgoing packets discarded due to
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// socket errors.
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size_t sent_total_packets; // Number of total outgoing packets attempted for
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// sending.
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size_t sent_ping_requests_total; // Number of STUN ping request sent.
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size_t sent_ping_requests_before_first_response; // Number of STUN ping
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// sent before receiving the first response.
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size_t sent_ping_responses; // Number of STUN ping response sent.
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size_t recv_total_bytes; // Total bytes received on this connection.
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size_t recv_bytes_second; // Bps over the last measurement interval.
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size_t packets_received; // Number of packets that were received.
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size_t recv_ping_requests; // Number of STUN ping request received.
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size_t recv_ping_responses; // Number of STUN ping response received.
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Candidate local_candidate; // The local candidate for this connection.
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Candidate remote_candidate; // The remote candidate for this connection.
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void* key; // A static value that identifies this conn.
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// https://w3c.github.io/webrtc-stats/#dom-rtcicecandidatepairstats-state
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IceCandidatePairState state;
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// https://w3c.github.io/webrtc-stats/#dom-rtcicecandidatepairstats-priority
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uint64_t priority;
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// https://w3c.github.io/webrtc-stats/#dom-rtcicecandidatepairstats-nominated
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bool nominated;
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// https://w3c.github.io/webrtc-stats/#dom-rtcicecandidatepairstats-totalroundtriptime
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uint64_t total_round_trip_time_ms;
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// https://w3c.github.io/webrtc-stats/#dom-rtcicecandidatepairstats-currentroundtriptime
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absl::optional<uint32_t> current_round_trip_time_ms;
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};
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// Information about all the candidate pairs of a channel.
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typedef std::vector<ConnectionInfo> ConnectionInfos;
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} // namespace cricket
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#endif // P2P_BASE_CONNECTION_INFO_H_
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