Index: components/rappor/proto/rappor_metric.proto |
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+// Copyright 2014 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+// |
+// Contains information collected by the RAPPOR (Randomized Aggregatable |
+// Privacy-Preserving Ordinal Responses) system. |
+// |
+// For a full description of the rappor metrics, see |
+// http://www.chromium.org/developers/design-documents/rappor |
+ |
+syntax = "proto2"; |
+ |
+option optimize_for = LITE_RUNTIME; |
+ |
+package rappor; |
+ |
+message RapporReports { |
Alexei Svitkine (slow)
2014/02/11 16:59:06
Add a comment, including a "Next tag: 4" line.
Steven Holte
2014/02/11 22:08:14
Done.
|
+ // Which version of the Rappor scheme generated these reports. |
+ optional int32 version = 1; |
+ |
+ // Which cohort these reports belong to. The RAPPOR participants are |
+ // partioned into cohorts in different ways, to allow better statistics and |
+ // increased coverage. In particular, the cohort will serve to choose the |
+ // hash functions used for Bloom-filter-based reports. |
+ optional int32 cohort = 2; |
+ |
+ message Report { |
Alexei Svitkine (slow)
2014/02/11 16:59:06
Probably a short comment explaining what each "rep
Steven Holte
2014/02/11 22:08:14
Done.
|
+ // The name of the metric, hashed. |
+ optional fixed64 name_hash = 1; |
+ |
+ // The sequence of bits produced by random coin flips in |
+ // RapporMetric::GetReport(). For a complete description of RAPPOR |
+ // metrics, refer to the design document at: |
+ // http://www.chromium.org/developers/design-documents/rappor |
+ optional bytes bits = 2; |
+ } |
+ repeated Report report = 3; |
+} |