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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef COMPONENTS_RAPPOR_RAPPOR_H_ | |
6 #define COMPONENTS_RAPPOR_RAPPOR_H_ | |
7 | |
8 #include <assert.h> | |
9 #include <limits.h> | |
10 #include <math.h> | |
11 | |
12 #include <string> | |
13 #include <vector> | |
14 | |
15 #include "components/rappor/bloom_filter.h" | |
16 #include "components/rappor/rappor_parameters.h" | |
17 #include "components/rappor/byte_vector_utils.h" | |
18 | |
19 namespace rappor { | |
20 | |
21 // A RapporMetric is an object for collects string samples into a bloom filter, | |
22 // and generates randomized reports about the collected data. | |
23 // | |
24 // For a full description of the rappor metrics, see | |
25 // http://www.chromium.org/developers/design-documents/rappor | |
26 class RapporMetric { | |
27 public: | |
28 RapporMetric(const RapporParameters* parameters); | |
Alexei Svitkine (slow)
2013/12/24 16:59:30
Nit: explicit.
What's the ownership model for |pa
Steven Holte
2014/01/04 00:12:54
Changed to copy in ctor.
On 2013/12/24 16:59:30,
| |
29 | |
30 // Record additional samples in the bloom filter. | |
31 void AddSamples(const std::vector<std::string>& strings); | |
32 void AddSample(const std::string& str); | |
33 | |
34 // Retrieves the current bloom filter bits. | |
35 const ByteVector& GetBytes() const; | |
36 const RapporParameters* parameters() const { return parameters_; } | |
37 | |
38 ByteVector GetReport(const std::string& secret) const; | |
39 | |
40 private: | |
41 const RapporParameters* parameters_; | |
42 BloomFilter bloom_; | |
43 | |
44 DISALLOW_COPY_AND_ASSIGN(RapporMetric); | |
45 }; | |
46 | |
47 } // namespace rappor | |
48 | |
49 #endif // COMPONENTS_RAPPOR_RAPPOR_H_ | |
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