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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_WIN_CONFLICTS_MODULE_EVENT_SINK_IMPL_H_
#define CHROME_BROWSER_WIN_CONFLICTS_MODULE_EVENT_SINK_IMPL_H_
#include <stdint.h>
#include <vector>
#include "base/functional/callback_forward.h"
#include "base/process/process.h"
#include "chrome/common/conflicts/module_event_sink_win.mojom.h"
#include "content/public/common/process_type.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
namespace base {
class FilePath;
}
// Implementation of the mojom::ModuleEventSink interface. This is the endpoint
// in the browser process. This redirects module events to the provided
// callback.
class ModuleEventSinkImpl : public mojom::ModuleEventSink {
public:
// Callback for retrieving the handle associated with a process. This is used
// by "Create" to get a handle to the remote process.
using GetProcessCallback = base::RepeatingCallback<base::Process()>;
using OnModuleLoadCallback =
base::RepeatingCallback<void(content::ProcessType process_type,
const base::FilePath& module_path,
uint32_t module_size,
uint32_t module_time_date_stamp)>;
// Creates a service endpoint that forwards notifications from the remote
// |process| of the provided |process_type| to the provided
// |on_module_load_callback|.
ModuleEventSinkImpl(base::Process process,
content::ProcessType process_type,
const OnModuleLoadCallback& on_module_load_callback);
ModuleEventSinkImpl(const ModuleEventSinkImpl&) = delete;
ModuleEventSinkImpl& operator=(const ModuleEventSinkImpl&) = delete;
~ModuleEventSinkImpl() override;
// Factory function for use with service_manager::InterfaceRegistry. This
// creates a concrete implementation of mojom::ModuleEventSink interface in
// the current process, for the remote process represented by the provided
// |request|. This should only be called on the UI thread.
static void Create(GetProcessCallback get_process,
content::ProcessType process_type,
const OnModuleLoadCallback& on_module_load_callback,
mojo::PendingReceiver<mojom::ModuleEventSink> receiver);
// mojom::ModuleEventSink implementation:
void OnModuleEvents(
const std::vector<uint64_t>& module_load_addresses) override;
private:
friend class ModuleEventSinkImplTest;
// A handle to the process on the other side of the pipe.
base::Process process_;
// The process ID of the remote process on the other end of the pipe. This is
// forwarded along to the ModuleDatabase for each call.
content::ProcessType process_type_;
// The callback this forwards events to.
OnModuleLoadCallback on_module_load_callback_;
};
#endif // CHROME_BROWSER_WIN_CONFLICTS_MODULE_EVENT_SINK_IMPL_H_
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