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/* Copyright 2012 The Chromium Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/**
* This file defines the <code>PPB_UMA_Private</code> interface.
*/
[generate_thunk,thunk_include="ppapi/thunk/ppb_uma_singleton_api.h"]
label Chrome {
M35 = 0.3
};
/**
* Contains functions for plugins to report UMA usage stats.
*/
interface PPB_UMA_Private {
/**
* HistogramCustomTimes is a pointer to a function which records a time
* sample given in milliseconds in the histogram given by |name|, possibly
* creating the histogram if it does not exist.
*/
[singleton,api=PPB_UMA_Singleton_API]
void HistogramCustomTimes([in] PP_Instance instance,
[in] PP_Var name,
[in] int64_t sample,
[in] int64_t min,
[in] int64_t max,
[in] uint32_t bucket_count);
/**
* HistogramCustomCounts is a pointer to a function which records a sample
* in the histogram given by |name|, possibly creating the histogram if it
* does not exist.
*/
[singleton,api=PPB_UMA_Singleton_API]
void HistogramCustomCounts([in] PP_Instance instance,
[in] PP_Var name,
[in] int32_t sample,
[in] int32_t min,
[in] int32_t max,
[in] uint32_t bucket_count);
/**
* HistogramEnumeration is a pointer to a function which records a sample
* in the histogram given by |name|, possibly creating the histogram if it
* does not exist. The sample represents a value in an enumeration bounded
* by |boundary_value|, that is, sample < boundary_value always.
*/
[singleton,api=PPB_UMA_Singleton_API]
void HistogramEnumeration([in] PP_Instance instance,
[in] PP_Var name,
[in] int32_t sample,
[in] int32_t boundary_value);
/**
* IsCrashReportingEnabled returns PP_OK to the completion callback to
* indicate that the current user has opted-in to crash reporting, or
* PP_ERROR_* on failure or when a user has not opted-in. This can be used to
* gate other reporting processes such as analytics and crash reporting.
*/
[singleton,api=PPB_UMA_Singleton_API]
int32_t IsCrashReportingEnabled([in] PP_Instance instance,
[in] PP_CompletionCallback callback);
};
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