| // Copyright 2025 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_BROWSER_RENDERER_HOST_RANDOMIZED_CONFIDENCE_UTILS_H_ |
| #define CONTENT_BROWSER_RENDERER_HOST_RANDOMIZED_CONFIDENCE_UTILS_H_ |
| |
| #include "content/common/content_export.h" |
| #include "third_party/blink/public/mojom/confidence_level.mojom.h" |
| |
| namespace content { |
| |
| // Returns the randomized trigger rate with 7 digits of precision. |
| // The trigger rate returned will be between 0 and 1. |
| CONTENT_EXPORT double GetConfidenceRandomizedTriggerRate(); |
| |
| // Returns a local differentially private confidence value. |
| // The `randomizedTriggerRate` determines how much noise is added. |
| CONTENT_EXPORT blink::mojom::ConfidenceLevel GenerateRandomizedConfidenceLevel( |
| double randomizedTriggerRate, |
| blink::mojom::ConfidenceLevel confidence); |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_RENDERER_HOST_RANDOMIZED_CONFIDENCE_UTILS_H_ |
