src/chrome/renderer/pepper/pepper_uma_host.h

   1 // Copyright 2014 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 CHROME_RENDERER_PEPPER_PEPPER_UMA_HOST_H_
   6 #define CHROME_RENDERER_PEPPER_PEPPER_UMA_HOST_H_
   7
   8 #include <set>
   9 #include <string>
  10
  11 #include "ppapi/c/pp_instance.h"
  12 #include "ppapi/c/pp_resource.h"
  13 #include "ppapi/host/resource_host.h"
  14 #include "url/gurl.h"
  15
  16 namespace content {
  17 class RendererPpapiHost;
  18 }
  19
  20 namespace ppapi {
  21 namespace host {
  22 struct HostMessageContext;
  23 }  // namespace host
  24 }  // namespace ppapi
  25
  26 class PepperUMAHost : public ppapi::host::ResourceHost {
  27  public:
  28   PepperUMAHost(content::RendererPpapiHost* host,
  29                 PP_Instance instance,
  30                 PP_Resource resource);
  31
  32   virtual ~PepperUMAHost();
  33
  34   // ppapi::host::ResourceMessageHandler implementation.
  35   virtual int32_t OnResourceMessageReceived(
  36       const IPC::Message& msg,
  37       ppapi::host::HostMessageContext* context) OVERRIDE;
  38
  39  private:
  40   bool IsPluginWhitelisted();
  41   bool IsHistogramAllowed(const std::string& histogram);
  42
  43   int32_t OnHistogramCustomTimes(ppapi::host::HostMessageContext* context,
  44                                  const std::string& name,
  45                                  int64_t sample,
  46                                  int64_t min,
  47                                  int64_t max,
  48                                  uint32_t bucket_count);
  49
  50   int32_t OnHistogramCustomCounts(ppapi::host::HostMessageContext* context,
  51                                   const std::string& name,
  52                                   int32_t sample,
  53                                   int32_t min,
  54                                   int32_t max,
  55                                   uint32_t bucket_count);
  56
  57   int32_t OnHistogramEnumeration(ppapi::host::HostMessageContext* context,
  58                                  const std::string& name,
  59                                  int32_t sample,
  60                                  int32_t boundary_value);
  61
  62   int32_t OnIsCrashReportingEnabled(ppapi::host::HostMessageContext* context);
  63
  64   const GURL document_url_;
  65   bool is_plugin_in_process_;
  66
  67   // Set of origins that can use UMA private APIs from NaCl.
  68   std::set<std::string> allowed_origins_;
  69   // Set of hashed histogram prefixes that can be used from this interface.
  70   std::set<std::string> allowed_histogram_prefixes_;
  71
  72   DISALLOW_COPY_AND_ASSIGN(PepperUMAHost);
  73 };
  74
  75 #endif  // CHROME_RENDERER_PEPPER_PEPPER_UMA_HOST_H_