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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef EXTENSIONS_COMMON_API_MESSAGING_PORT_CONTEXT_H_
#define EXTENSIONS_COMMON_API_MESSAGING_PORT_CONTEXT_H_
#include <stddef.h>
#include <optional>
#include <string>
#include "base/debug/crash_logging.h"
#include "extensions/common/extension_id.h"
namespace extensions {
// A port can refer to a RenderFrame (FrameContext) or a Service Worker
// (WorkerContext) or a native messaging host.
struct PortContext {
public:
// This constructor is needed by our IPC code and tests. Clients should use
// factory functions instead.
PortContext();
~PortContext();
PortContext(const PortContext& other);
struct FrameContext {
FrameContext();
explicit FrameContext(int routing_id);
auto operator<=>(const FrameContext&) const = default;
// The routing id of the frame context.
// This may be MSG_ROUTING_NONE if the context is process-wide and isn't
// tied to a specific RenderFrame.
int routing_id;
};
struct WorkerContext {
WorkerContext();
WorkerContext(int thread_id,
int64_t version_id,
int render_process_id,
const ExtensionId& extension_id);
auto operator<=>(const WorkerContext&) const = default;
int thread_id;
int64_t version_id;
int render_process_id;
ExtensionId extension_id;
};
auto operator<=>(const PortContext&) const = default;
static PortContext ForFrame(int routing_id);
static PortContext ForWorker(int thread_id,
int64_t version_id,
int render_process_id,
const ExtensionId& extension_id);
static PortContext ForNativeHost();
bool is_for_render_frame() const { return frame.has_value(); }
bool is_for_service_worker() const { return worker.has_value(); }
bool is_for_native_host() const { return !frame && !worker; }
std::optional<FrameContext> frame;
std::optional<WorkerContext> worker;
};
namespace debug {
class ScopedPortContextCrashKeys {
public:
explicit ScopedPortContextCrashKeys(const PortContext& port_context);
~ScopedPortContextCrashKeys();
private:
std::optional<base::debug::ScopedCrashKeyString> extension_id_;
};
} // namespace debug
} // namespace extensions
#endif // EXTENSIONS_COMMON_API_MESSAGING_PORT_CONTEXT_H_
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