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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <cstddef>
#include <string>
#include <unordered_map>
#include <boost/container/flat_map.hpp>
#include "common/bit_field.h"
#include "common/common_types.h"
#include "core/hle/kernel/hle_ipc.h"
#include "core/hle/kernel/kernel.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Namespace Service
namespace Kernel {
class ClientPort;
class ServerSession;
}
namespace Service {
static const int kMaxPortSize = 8; ///< Maximum size of a port name (8 characters)
/// Arbitrary default number of maximum connections to an HLE service.
static const u32 DefaultMaxSessions = 10;
/**
* Framework for implementing HLE service handlers which dispatch incoming SyncRequests based on a
* table mapping header ids to handler functions.
*/
class Interface : public Kernel::SessionRequestHandler {
public:
/**
* Creates an HLE interface with the specified max sessions.
* @param max_sessions Maximum number of sessions that can be
* connected to this service at the same time.
*/
Interface(u32 max_sessions = DefaultMaxSessions);
virtual ~Interface();
std::string GetName() const {
return GetPortName();
}
virtual void SetVersion(u32 raw_version) {
version.raw = raw_version;
}
/**
* Gets the maximum allowed number of sessions that can be connected to this service
* at the same time.
* @returns The maximum number of connections allowed.
*/
u32 GetMaxSessions() const {
return max_sessions;
}
typedef void (*Function)(Interface*);
struct FunctionInfo {
u32 id;
Function func;
const char* name;
};
/**
* Gets the string name used by CTROS for a service
* @return Port name of service
*/
virtual std::string GetPortName() const {
return "[UNKNOWN SERVICE PORT]";
}
protected:
void HandleSyncRequest(Kernel::SharedPtr<Kernel::ServerSession> server_session) override;
/**
* Registers the functions in the service
*/
template <size_t N>
inline void Register(const FunctionInfo (&functions)[N]) {
Register(functions, N);
}
void Register(const FunctionInfo* functions, size_t n);
union {
u32 raw;
BitField<0, 8, u32> major;
BitField<8, 8, u32> minor;
BitField<16, 8, u32> build;
BitField<24, 8, u32> revision;
} version = {};
private:
u32 max_sessions; ///< Maximum number of concurrent sessions that this service can handle.
boost::container::flat_map<u32, FunctionInfo> m_functions;
};
/// Initialize ServiceManager
void Init();
/// Shutdown ServiceManager
void Shutdown();
/// Map of named ports managed by the kernel, which can be retrieved using the ConnectToPort SVC.
extern std::unordered_map<std::string, Kernel::SharedPtr<Kernel::ClientPort>> g_kernel_named_ports;
/// Adds a service to the services table
void AddService(Interface* interface_);
} // namespace
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