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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 
      6 /* From private/ppb_uma_private.idl modified Fri Mar 14 16:59:33 2014. */
      7 
      8 #ifndef PPAPI_C_PRIVATE_PPB_UMA_PRIVATE_H_
      9 #define PPAPI_C_PRIVATE_PPB_UMA_PRIVATE_H_
     10 
     11 #include "ppapi/c/pp_bool.h"
     12 #include "ppapi/c/pp_completion_callback.h"
     13 #include "ppapi/c/pp_instance.h"
     14 #include "ppapi/c/pp_macros.h"
     15 #include "ppapi/c/pp_stdint.h"
     16 #include "ppapi/c/pp_var.h"
     17 
     18 #define PPB_UMA_PRIVATE_INTERFACE_0_3 "PPB_UMA_Private;0.3"
     19 #define PPB_UMA_PRIVATE_INTERFACE PPB_UMA_PRIVATE_INTERFACE_0_3
     20 
     21 /**
     22  * @file
     23  * This file defines the <code>PPB_UMA_Private</code> interface.
     24  */
     25 
     26 
     27 /**
     28  * @addtogroup Interfaces
     29  * @{
     30  */
     31 /**
     32  * Contains functions for plugins to report UMA usage stats.
     33  */
     34 struct PPB_UMA_Private_0_3 {
     35   /**
     36    * HistogramCustomTimes is a pointer to a function which records a time
     37    * sample given in milliseconds in the histogram given by |name|, possibly
     38    * creating the histogram if it does not exist.
     39    */
     40   void (*HistogramCustomTimes)(PP_Instance instance,
     41                                struct PP_Var name,
     42                                int64_t sample,
     43                                int64_t min,
     44                                int64_t max,
     45                                uint32_t bucket_count);
     46   /**
     47    * HistogramCustomCounts is a pointer to a function which records a sample
     48    * in the histogram given by |name|, possibly creating the histogram if it
     49    * does not exist.
     50    */
     51   void (*HistogramCustomCounts)(PP_Instance instance,
     52                                 struct PP_Var name,
     53                                 int32_t sample,
     54                                 int32_t min,
     55                                 int32_t max,
     56                                 uint32_t bucket_count);
     57   /**
     58    * HistogramEnumeration is a pointer to a function which records a sample
     59    * in the histogram given by |name|, possibly creating the histogram if it
     60    * does not exist.  The sample represents a value in an enumeration bounded
     61    * by |boundary_value|, that is, sample < boundary_value always.
     62    */
     63   void (*HistogramEnumeration)(PP_Instance instance,
     64                                struct PP_Var name,
     65                                int32_t sample,
     66                                int32_t boundary_value);
     67   /**
     68    * IsCrashReportingEnabled returns PP_OK to the completion callback to
     69    * indicate that the current user has opted-in to crash reporting, or
     70    * PP_ERROR_* on failure or when a user has not opted-in.  This can be used to
     71    * gate other reporting processes such as analytics and crash reporting.
     72    */
     73   int32_t (*IsCrashReportingEnabled)(PP_Instance instance,
     74                                      struct PP_CompletionCallback callback);
     75 };
     76 
     77 typedef struct PPB_UMA_Private_0_3 PPB_UMA_Private;
     78 /**
     79  * @}
     80  */
     81 
     82 #endif  /* PPAPI_C_PRIVATE_PPB_UMA_PRIVATE_H_ */
     83 
     84