1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
/*
* Copyright 2014 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.
*/
// This file contains enums related to Chrome UMA histograms. See
// https://chromium.googlesource.com/chromium/src.git/+/HEAD/tools/metrics/histograms/README.md#requirements
// for requirements when adding or changing metrics.
#ifndef API_UMA_METRICS_H_
#define API_UMA_METRICS_H_
namespace webrtc {
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum PeerConnectionAddressFamilyCounter {
kPeerConnection_IPv4 = 0,
kPeerConnection_IPv6 = 1,
kBestConnections_IPv4 = 2,
kBestConnections_IPv6 = 3,
kPeerConnectionAddressFamilyCounter_Max
};
// This enum defines types for UMA samples, which will have a range.
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum PeerConnectionMetricsName {
kNetworkInterfaces_IPv4 = 0, // Number of IPv4 interfaces.
kNetworkInterfaces_IPv6 = 1, // Number of IPv6 interfaces.
kTimeToConnect = 2, // In milliseconds.
kLocalCandidates_IPv4 = 3, // Number of IPv4 local candidates.
kLocalCandidates_IPv6 = 4, // Number of IPv6 local candidates.
kPeerConnectionMetricsName_Max
};
// The IceCandidatePairType has the format of
// <local_candidate_type>_<remote_candidate_type>. It is recorded based on the
// type of candidate pair used when the PeerConnection first goes to a completed
// state. When BUNDLE is enabled, only the first transport gets recorded.
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum IceCandidatePairType {
// HostHost is deprecated. It was replaced with the set of types at the bottom
// to report private or public host IP address.
kIceCandidatePairHostHost = 0,
kIceCandidatePairHostSrflx = 1,
kIceCandidatePairHostRelay = 2,
kIceCandidatePairHostPrflx = 3,
kIceCandidatePairSrflxHost = 4,
kIceCandidatePairSrflxSrflx = 5,
kIceCandidatePairSrflxRelay = 6,
kIceCandidatePairSrflxPrflx = 7,
kIceCandidatePairRelayHost = 8,
kIceCandidatePairRelaySrflx = 9,
kIceCandidatePairRelayRelay = 10,
kIceCandidatePairRelayPrflx = 11,
kIceCandidatePairPrflxHost = 12,
kIceCandidatePairPrflxSrflx = 13,
kIceCandidatePairPrflxRelay = 14,
// The following 9 types tell whether local and remote hosts have hostname,
// private or public IP addresses.
kIceCandidatePairHostPrivateHostPrivate = 15,
kIceCandidatePairHostPrivateHostPublic = 16,
kIceCandidatePairHostPublicHostPrivate = 17,
kIceCandidatePairHostPublicHostPublic = 18,
kIceCandidatePairHostNameHostName = 19,
kIceCandidatePairHostNameHostPrivate = 20,
kIceCandidatePairHostNameHostPublic = 21,
kIceCandidatePairHostPrivateHostName = 22,
kIceCandidatePairHostPublicHostName = 23,
kIceCandidatePairMax
};
// The difference between PeerConnectionEnumCounter and
// PeerConnectionMetricsName is that the "EnumCounter" is only counting the
// occurrences of events, while "Name" has a value associated with it which is
// used to form a histogram.
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum KeyExchangeProtocolMedia {
kEnumCounterKeyProtocolMediaTypeDtlsAudio = 0,
kEnumCounterKeyProtocolMediaTypeDtlsVideo = 1,
kEnumCounterKeyProtocolMediaTypeDtlsData = 2,
kEnumCounterKeyProtocolMediaTypeSdesAudio = 3,
kEnumCounterKeyProtocolMediaTypeSdesVideo = 4,
kEnumCounterKeyProtocolMediaTypeSdesData = 5,
kEnumCounterKeyProtocolMediaTypeMax
};
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum SdpSemanticRequested {
kSdpSemanticRequestDefault = 0,
kSdpSemanticRequestPlanB = 1,
kSdpSemanticRequestUnifiedPlan = 2,
kSdpSemanticRequestMax
};
// Metric for counting the outcome of adding an ICE candidate
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum AddIceCandidateResult {
kAddIceCandidateSuccess = 0,
kAddIceCandidateFailClosed = 1,
kAddIceCandidateFailNoRemoteDescription = 2,
kAddIceCandidateFailNullCandidate = 3,
kAddIceCandidateFailNotValid = 4,
kAddIceCandidateFailNotReady = 5,
kAddIceCandidateFailInAddition = 6,
kAddIceCandidateFailNotUsable = 7,
kAddIceCandidateMax
};
// Metrics for reporting usage of BUNDLE.
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum BundleUsage {
// There are no m-lines in the SDP, only a session description.
kBundleUsageEmpty = 0,
// Only a data channel is negotiated but BUNDLE is not negotiated.
kBundleUsageNoBundleDatachannelOnly = 1,
// BUNDLE is not negotiated and there is at most one m-line per media type,
kBundleUsageNoBundleSimple = 2,
// BUNDLE is not negotiated and there are multiple m-lines per media type,
kBundleUsageNoBundleComplex = 3,
// Only a data channel is negotiated and BUNDLE is negotiated.
kBundleUsageBundleDatachannelOnly = 4,
// BUNDLE is negotiated but there is at most one m-line per media type,
kBundleUsageBundleSimple = 5,
// BUNDLE is negotiated and there are multiple m-lines per media type,
kBundleUsageBundleComplex = 6,
// Legacy plan-b metrics.
kBundleUsageNoBundlePlanB = 7,
kBundleUsageBundlePlanB = 8,
kBundleUsageMax
};
// Metrics for reporting configured BUNDLE policy, mapping directly to
// https://w3c.github.io/webrtc-pc/#rtcbundlepolicy-enum
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum BundlePolicyUsage {
kBundlePolicyUsageBalanced = 0,
kBundlePolicyUsageMaxBundle = 1,
kBundlePolicyUsageMaxCompat = 2,
kBundlePolicyUsageMax
};
// Metrics for provisional answers as described in
// https://datatracker.ietf.org/doc/html/rfc8829#section-4.1.10.1
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum ProvisionalAnswerUsage {
kProvisionalAnswerNotUsed = 0,
kProvisionalAnswerLocal = 1,
kProvisionalAnswerRemote = 2,
kProvisionalAnswerMax
};
// Metrics for RTCRtpMuxPolicy. The only defined value is
// https://w3c.github.io/webrtc-pc/#rtcrtcpmuxpolicy-enum
// "require" but there is a legacy option "negotiate" which
// was removed from the spec.
enum RtcpMuxPolicyUsage {
kRtcpMuxPolicyUsageRequire = 0,
kRtcpMuxPolicyUsageNegotiate = 1,
kRtcpMuxPolicyUsageMax
};
// When adding new metrics please consider using the style described in
// https://chromium.googlesource.com/chromium/src.git/+/HEAD/tools/metrics/histograms/README.md#usage
// instead of the legacy enums used above.
} // namespace webrtc
#endif // API_UMA_METRICS_H_
|
