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