electron/shell/renderer/electron_renderer_pepper_host_factory.cc

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

108 lines
3.9 KiB
C++
Raw Normal View History

// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "shell/renderer/electron_renderer_pepper_host_factory.h"
#include <memory>
#include <string>
#include "content/public/renderer/renderer_ppapi_host.h"
#include "ppapi/host/dispatch_host_message.h"
#include "ppapi/host/ppapi_host.h"
#include "ppapi/host/resource_host.h"
#include "ppapi/proxy/ppapi_message_utils.h"
#include "ppapi/proxy/ppapi_messages.h"
#include "ppapi/shared_impl/ppapi_permissions.h"
using ppapi::host::ResourceHost;
// Stub class which ignores all messages
class PepperUMAHost : public ppapi::host::ResourceHost {
public:
PepperUMAHost(content::RendererPpapiHost* host,
PP_Instance instance,
PP_Resource resource)
: ResourceHost(host->GetPpapiHost(), instance, resource) {}
~PepperUMAHost() override = default;
// ppapi::host::ResourceMessageHandler implementation.
int32_t OnResourceMessageReceived(
const IPC::Message& msg,
ppapi::host::HostMessageContext* context) override {
PPAPI_BEGIN_MESSAGE_MAP(PepperUMAHost, msg)
PPAPI_DISPATCH_HOST_RESOURCE_CALL(PpapiHostMsg_UMA_HistogramCustomTimes,
OnHistogramCustomTimes)
PPAPI_DISPATCH_HOST_RESOURCE_CALL(PpapiHostMsg_UMA_HistogramCustomCounts,
OnHistogramCustomCounts)
PPAPI_DISPATCH_HOST_RESOURCE_CALL(PpapiHostMsg_UMA_HistogramEnumeration,
OnHistogramEnumeration)
PPAPI_DISPATCH_HOST_RESOURCE_CALL_0(
PpapiHostMsg_UMA_IsCrashReportingEnabled, OnIsCrashReportingEnabled)
PPAPI_END_MESSAGE_MAP()
return PP_ERROR_FAILED;
}
private:
int32_t OnHistogramCustomTimes(ppapi::host::HostMessageContext* context,
const std::string& name,
int64_t sample,
int64_t min,
int64_t max,
uint32_t bucket_count) {
return PP_OK;
}
int32_t OnHistogramCustomCounts(ppapi::host::HostMessageContext* context,
const std::string& name,
int32_t sample,
int32_t min,
int32_t max,
uint32_t bucket_count) {
return PP_OK;
}
int32_t OnHistogramEnumeration(ppapi::host::HostMessageContext* context,
const std::string& name,
int32_t sample,
int32_t boundary_value) {
return PP_OK;
}
int32_t OnIsCrashReportingEnabled(ppapi::host::HostMessageContext* context) {
return PP_OK;
}
};
ElectronRendererPepperHostFactory::ElectronRendererPepperHostFactory(
content::RendererPpapiHost* host)
: host_(host) {}
ElectronRendererPepperHostFactory::~ElectronRendererPepperHostFactory() =
default;
std::unique_ptr<ResourceHost>
ElectronRendererPepperHostFactory::CreateResourceHost(
ppapi::host::PpapiHost* host,
PP_Resource resource,
PP_Instance instance,
const IPC::Message& message) {
DCHECK_EQ(host_->GetPpapiHost(), host);
// Make sure the plugin is giving us a valid instance for this resource.
if (!host_->IsValidInstance(instance))
return nullptr;
// Permissions for the following interfaces will be checked at the
// time of the corresponding instance's method calls. Currently these
// interfaces are available only for specifically permitted apps which may
// not have access to the other private interfaces.
switch (message.type()) {
case PpapiHostMsg_UMA_Create::ID: {
return std::make_unique<PepperUMAHost>(host_, instance, resource);
}
}
return nullptr;
}