#pragma once
#include "Emu/Memory/Memory.h"
#include "ARMv7Context.h"
#include "Emu/SysCalls/LogBase.h"

// PSV module class
class psv_log_base : public LogBase
{
	std::string m_name;
	void(*m_init_func)();

public:
	std::function<void()> on_load;
	std::function<void()> on_unload;
	std::function<void()> on_stop;

public:
	psv_log_base(const std::string& name, void(*init_func)())
		: m_name(name)
		, m_init_func(init_func)
	{
	}

	void Init()
	{
		m_init_func();
	}

	virtual const std::string& GetName() const override
	{
		return m_name;
	}

};

// Abstract HLE function caller base class
class psv_func_caller
{
public:
	virtual void operator()(ARMv7Context& CPU) = 0;
	virtual ~psv_func_caller(){};
};

// Utilities for binding ARMv7Context to C++ function arguments received by HLE functions or sent to callbacks
namespace psv_func_detail
{
	enum bind_arg_type
	{
		ARG_GENERAL,
		ARG_FLOAT,
		ARG_VECTOR,
		ARG_STACK,
	};

	static const auto FIXED_STACK_FRAME_SIZE = 0x100; // described in CB_FUNC.h

	template<typename T, bind_arg_type type, int g_count, int f_count, int v_count>
	struct bind_arg;

	template<typename T, int g_count, int f_count, int v_count>
	struct bind_arg<T, ARG_GENERAL, g_count, f_count, v_count>
	{
		static_assert(sizeof(T) <= 4, "Invalid function argument type for ARG_GENERAL");

		__forceinline static T get_arg(ARMv7Context& context)
		{
			return cast_from_armv7_gpr<T>(context.GPR[g_count - 1]);
		}

		__forceinline static void put_arg(ARMv7Context& context, const T& arg)
		{
			context.GPR[g_count - 1] = cast_to_armv7_gpr<T>(arg);
		}
	};

	template<int g_count, int f_count, int v_count>
	struct bind_arg<u64, ARG_GENERAL, g_count, f_count, v_count>
	{
		// first u64 argument is passed in r0-r1, second one is passed in r2-r3 (if g_count = 3)
		static_assert(g_count == 1 || g_count == 3, "Wrong u64 argument position");

		__forceinline static u64 get_arg(ARMv7Context& context)
		{
			return context.GPR_D[g_count >> 1];
		}

		__forceinline static void put_arg(ARMv7Context& context, u64 arg)
		{
			context.GPR_D[g_count >> 1] = arg;
		}
	};

	template<int g_count, int f_count, int v_count>
	struct bind_arg<s64, ARG_GENERAL, g_count, f_count, v_count>
	{
		static_assert(g_count == 1 || g_count == 3, "Wrong s64 argument position");

		__forceinline static s64 get_arg(ARMv7Context& context)
		{
			return context.GPR_D[g_count >> 1];
		}

		__forceinline static void put_arg(ARMv7Context& context, s64 arg)
		{
			context.GPR_D[g_count >> 1] = arg;
		}
	};

	template<typename T, int g_count, int f_count, int v_count>
	struct bind_arg<T, ARG_FLOAT, g_count, f_count, v_count>
	{
		static_assert(f_count <= 0, "TODO: Unsupported argument type (float)");
		static_assert(sizeof(T) <= 8, "Invalid function argument type for ARG_FLOAT");

		__forceinline static T get_arg(ARMv7Context& context)
		{
		}

		__forceinline static void put_arg(ARMv7Context& context, const T& arg)
		{
		}
	};

	template<typename T, int g_count, int f_count, int v_count>
	struct bind_arg<T, ARG_VECTOR, g_count, f_count, v_count>
	{
		static_assert(v_count <= 0, "TODO: Unsupported argument type (vector)");
		static_assert(std::is_same<T, u128>::value, "Invalid function argument type for ARG_VECTOR");

		__forceinline static T get_arg(ARMv7Context& context)
		{
		}

		__forceinline static void put_arg(ARMv7Context& context, const T& arg)
		{
		}
	};

	template<typename T, int g_count, int f_count, int v_count>
	struct bind_arg<T, ARG_STACK, g_count, f_count, v_count>
	{
		static_assert(f_count <= 0, "TODO: Unsupported stack argument type (float)");
		static_assert(v_count <= 0, "TODO: Unsupported stack argument type (vector)");
		static_assert(sizeof(T) <= 4, "Invalid function argument type for ARG_STACK");

		__forceinline static T get_arg(ARMv7Context& context)
		{
			// TODO: check
			return cast_from_armv7_gpr<T>(vm::psv::read32(context.SP + sizeof(u32) * (g_count - 5)));
		}

		__forceinline static void put_arg(ARMv7Context& context, const T& arg)
		{
			// TODO: check
			const int stack_pos = (g_count - 5) * 4 - FIXED_STACK_FRAME_SIZE;
			static_assert(stack_pos < 0, "TODO: Increase fixed stack frame size (arg count limit broken)");

			vm::psv::write32(context.SP + stack_pos, cast_to_armv7_gpr<T>(arg));
		}
	};

	template<int g_count, int f_count, int v_count>
	struct bind_arg<u64, ARG_STACK, g_count, f_count, v_count>
	{
		__forceinline static u64 get_arg(ARMv7Context& context)
		{
			// TODO: check
			return vm::psv::read64(context.SP + sizeof(u32) * (g_count - 5));
		}

		__forceinline static void put_arg(ARMv7Context& context, u64 arg)
		{
			// TODO: check
			const int stack_pos = (g_count - 5) * 4 - FIXED_STACK_FRAME_SIZE;
			static_assert(stack_pos < -4, "TODO: Increase fixed stack frame size (arg count limit broken)");

			vm::psv::write64(context.SP + stack_pos, arg);
		}
	};

	template<int g_count, int f_count, int v_count>
	struct bind_arg<s64, ARG_STACK, g_count, f_count, v_count>
	{
		__forceinline static s64 get_arg(ARMv7Context& context)
		{
			// TODO: check
			return vm::psv::read64(context.SP + sizeof(u32) * (g_count - 5));
		}

		__forceinline static void put_arg(ARMv7Context& context, s64 arg)
		{
			// TODO: check
			const int stack_pos = (g_count - 5) * 4 - FIXED_STACK_FRAME_SIZE;
			static_assert(stack_pos < -4, "TODO: Increase fixed stack frame size (arg count limit broken)");

			vm::psv::write64(context.SP + stack_pos, arg);
		}
	};

	template<typename T, bind_arg_type type>
	struct bind_result
	{
		static_assert(type != ARG_FLOAT, "TODO: Unsupported funcion result type (float)");
		static_assert(type != ARG_VECTOR, "TODO: Unsupported funcion result type (vector)");
		static_assert(type == ARG_GENERAL, "Wrong use of bind_result template");
		static_assert(sizeof(T) <= 4, "Invalid function result type for ARG_GENERAL");

		__forceinline static T get_result(ARMv7Context& context)
		{
			return cast_from_armv7_gpr<T>(context.GPR[0]);
		}

		__forceinline static void put_result(ARMv7Context& context, const T& result)
		{
			context.GPR[0] = cast_to_armv7_gpr<T>(result);
		}
	};

	template<>
	struct bind_result<u64, ARG_GENERAL>
	{
		__forceinline static u64 get_result(ARMv7Context& context)
		{
			return context.GPR_D[0];
		}

		__forceinline static void put_result(ARMv7Context& context, u64 result)
		{
			context.GPR_D[0] = result;
		}
	};

	template<>
	struct bind_result<s64, ARG_GENERAL>
	{
		__forceinline static s64 get_result(ARMv7Context& context)
		{
			return context.GPR_D[0];
		}

		__forceinline static void put_result(ARMv7Context& context, s64 result)
		{
			context.GPR_D[0] = result;
		}
	};

	//template<typename T>
	//struct bind_result<T, ARG_FLOAT>
	//{
	//	static_assert(sizeof(T) <= 8, "Invalid function result type for ARG_FLOAT");

	//	static __forceinline void put_result(ARMv7Context& context, const T& result)
	//	{
	//	}
	//};

	//template<typename T>
	//struct bind_result<T, ARG_VECTOR>
	//{
	//	static_assert(std::is_same<T, u128>::value, "Invalid function result type for ARG_VECTOR");

	//	static __forceinline void put_result(ARMv7Context& context, const T& result)
	//	{
	//	}
	//};

	template<typename RT>
	struct result_type
	{
		static_assert(!std::is_pointer<RT>::value, "Invalid function result type (pointer)");
		static_assert(!std::is_reference<RT>::value, "Invalid function result type (reference)");
		static const bool is_float = std::is_floating_point<RT>::value;
		static const bool is_vector = std::is_same<RT, u128>::value;
		static const bind_arg_type value = is_float ? ARG_FLOAT : (is_vector ? ARG_VECTOR : ARG_GENERAL);
	};

	template<typename T, int g_count, int f_count, int v_count>
	struct arg_type
	{
		static_assert(!std::is_pointer<T>::value, "Invalid function argument type (pointer)");
		static_assert(!std::is_reference<T>::value, "Invalid function argument type (reference)");
		// TODO: check calculations
		static const bool is_float = std::is_floating_point<T>::value;
		static const bool is_vector = std::is_same<T, u128>::value;
		static const int g_align = __alignof(T) > 4 ? __alignof(T) >> 2 : 1;
		static const int g_pos = (is_float || is_vector) ? g_count : ((g_count + (g_align - 1)) & ~(g_align - 1)) + 1;
		static const int g_next = g_pos + g_align - 1;
		static const int f_value = !is_float ? f_count : f_count + 1;
		static const int v_value = !is_vector ? v_count : v_count + 1;
		static const bind_arg_type value = is_float
			? ((f_value > 9000) ? ARG_STACK : ARG_FLOAT)
			: (is_vector ? ((v_value > 9000) ? ARG_STACK : ARG_VECTOR) : ((g_pos > 4) ? ARG_STACK : ARG_GENERAL));
	};

	template <typename RT, typename F, typename Tuple, bool Done, int Total, int... N>
	struct call_impl
	{
		static __forceinline RT call(F f, Tuple && t)
		{
			return call_impl<RT, F, Tuple, Total == 1 + sizeof...(N), Total, N..., sizeof...(N)>::call(f, std::forward<Tuple>(t));
		}
	};

	template <typename RT, typename F, typename Tuple, int Total, int... N>
	struct call_impl<RT, F, Tuple, true, Total, N...>
	{
		static __forceinline RT call(F f, Tuple && t)
		{
			return f(std::get<N>(std::forward<Tuple>(t))...);
		}
	};

	template <typename RT, typename F, typename Tuple>
	__forceinline RT call(F f, Tuple && t)
	{
		typedef typename std::decay<Tuple>::type ttype;
		return psv_func_detail::call_impl<RT, F, Tuple, 0 == std::tuple_size<ttype>::value, std::tuple_size<ttype>::value>::call(f, std::forward<Tuple>(t));
	}

	template<int g_count, int f_count, int v_count>
	__forceinline std::tuple<> get_func_args(ARMv7Context& context)
	{
		// terminator
		return std::tuple<>();
	}

	template<int g_count, int f_count, int v_count, typename T, typename... A>
	__forceinline std::tuple<T, A...> get_func_args(ARMv7Context& context)
	{
		typedef arg_type<T, g_count, f_count, v_count> type;
		const bind_arg_type t = type::value;
		const int g0 = type::g_pos;
		const int g1 = type::g_next;
		const int f = type::f_value;
		const int v = type::v_value;

		return std::tuple_cat(std::tuple<T>(bind_arg<T, t, g0, f, v>::get_arg(context)), get_func_args<g1, f, v, A...>(context));
	}

	template<int g_count, int f_count, int v_count>
	__forceinline static bool put_func_args(ARMv7Context& context)
	{
		// terminator
		return false;
	}

	template<int g_count, int f_count, int v_count, typename T1, typename... T>
	__forceinline static bool put_func_args(ARMv7Context& context, T1 arg, T... args)
	{
		typedef arg_type<T1, g_count, f_count, v_count> type;
		const bind_arg_type t = type::value;
		const int g0 = type::g_pos;
		const int g1 = type::g_next;
		const int f = type::f_value;
		const int v = type::v_value;

		bind_arg<T1, t, g0, f, v>::put_arg(context, arg);

		// return true if stack was used
		return put_func_args<g1, f, v>(context, args...) || (t == ARG_STACK);
	}

	template<typename RT, typename... T>
	class func_binder;

	template<typename... T>
	class func_binder<void, T...> : public psv_func_caller
	{
		typedef void(*func_t)(T...);
		const func_t m_call;

	public:
		func_binder(func_t call)
			: psv_func_caller()
			, m_call(call)
		{
		}

		virtual void operator()(ARMv7Context& context)
		{
			call<void>(m_call, get_func_args<0, 0, 0, T...>(context));
		}
	};

	template<typename... T>
	class func_binder<void, ARMv7Context&, T...> : public psv_func_caller
	{
		typedef void(*func_t)(ARMv7Context&, T...);
		const func_t m_call;

	public:
		func_binder(func_t call)
			: psv_func_caller()
			, m_call(call)
		{
		}

		virtual void operator()(ARMv7Context& context)
		{
			call<void>(m_call, std::tuple_cat(std::tuple<ARMv7Context&>(context), get_func_args<0, 0, 0, T...>(context)));
		}
	};

	template<typename RT, typename... T>
	class func_binder : public psv_func_caller
	{
		typedef RT(*func_t)(T...);
		const func_t m_call;

	public:
		func_binder(func_t call)
			: psv_func_caller()
			, m_call(call)
		{
		}

		virtual void operator()(ARMv7Context& context)
		{
			bind_result<RT, result_type<RT>::value>::put_result(context, call<RT>(m_call, get_func_args<0, 0, 0, T...>(context)));
		}
	};

	template<typename RT, typename... T>
	class func_binder<RT, ARMv7Context&, T...> : public psv_func_caller
	{
		typedef RT(*func_t)(ARMv7Context&, T...);
		const func_t m_call;

	public:
		func_binder(func_t call)
			: psv_func_caller()
			, m_call(call)
		{
		}

		virtual void operator()(ARMv7Context& context)
		{
			bind_result<RT, result_type<RT>::value>::put_result(context, call<RT>(m_call, std::tuple_cat(std::tuple<ARMv7Context&>(context), get_func_args<0, 0, 0, T...>(context))));
		}
	};

	template<typename RT, typename... T>
	struct func_caller
	{
		__forceinline static RT call(ARMv7Context& context, u32 addr, T... args)
		{
			func_caller<void, T...>::call(context, addr, args...);

			return bind_result<RT, result_type<RT>::value>::get_result(context);
		}
	};

	template<typename... T>
	struct func_caller<void, T...>
	{
		__forceinline static void call(ARMv7Context& context, u32 addr, T... args)
		{
			if (put_func_args<0, 0, 0, T...>(context, args...))
			{
				context.SP -= FIXED_STACK_FRAME_SIZE;
				context.fast_call(addr);
				context.SP += FIXED_STACK_FRAME_SIZE;
			}
			else
			{
				context.fast_call(addr);
			}
		}
	};
}

// Basic information about the HLE function
struct psv_func
{
	u32 nid; // Unique function ID only for old PSV executables (should be generated individually for each elf loaded)
	const char* name; // Function name for information
	std::shared_ptr<psv_func_caller> func; // Function caller instance
	psv_log_base* module; // Module for information
};

// Do not call directly
void add_psv_func(psv_func& data);
// Do not call directly
template<typename RT, typename... T> void reg_psv_func(u32 nid, psv_log_base* module, const char* name, RT(*func)(T...))
{
	psv_func f;
	f.nid = nid;
	f.name = name;
	f.func.reset(new psv_func_detail::func_binder<RT, T...>(func));
	f.module = module;

	add_psv_func(f);
}
// Find registered HLE function by its ID
psv_func* get_psv_func_by_nid(u32 nid);
// Get index of registered HLE function
u32 get_psv_func_index(psv_func* func);
// Execute registered HLE function by its index
void execute_psv_func_by_index(ARMv7Context& context, u32 index);
// Register all HLE functions
void initialize_psv_modules();
// Unregister all HLE functions
void finalize_psv_modules();

// General definitions

enum psv_error_codes
{
	SCE_OK = 0,

	SCE_ERROR_ERRNO_EPERM = 0x80010001,
	SCE_ERROR_ERRNO_ENOENT = 0x80010002,
	SCE_ERROR_ERRNO_ESRCH = 0x80010003,
	SCE_ERROR_ERRNO_EINTR = 0x80010004,
	SCE_ERROR_ERRNO_EIO = 0x80010005,
	SCE_ERROR_ERRNO_ENXIO = 0x80010006,
	SCE_ERROR_ERRNO_E2BIG = 0x80010007,
	SCE_ERROR_ERRNO_ENOEXEC = 0x80010008,
	SCE_ERROR_ERRNO_EBADF = 0x80010009,
	SCE_ERROR_ERRNO_ECHILD = 0x8001000A,
	SCE_ERROR_ERRNO_EAGAIN = 0x8001000B,
	SCE_ERROR_ERRNO_ENOMEM = 0x8001000C,
	SCE_ERROR_ERRNO_EACCES = 0x8001000D,
	SCE_ERROR_ERRNO_EFAULT = 0x8001000E,
	SCE_ERROR_ERRNO_ENOTBLK = 0x8001000F,
	SCE_ERROR_ERRNO_EBUSY = 0x80010010,
	SCE_ERROR_ERRNO_EEXIST = 0x80010011,
	SCE_ERROR_ERRNO_EXDEV = 0x80010012,
	SCE_ERROR_ERRNO_ENODEV = 0x80010013,
	SCE_ERROR_ERRNO_ENOTDIR = 0x80010014,
	SCE_ERROR_ERRNO_EISDIR = 0x80010015,
	SCE_ERROR_ERRNO_EINVAL = 0x80010016,
	SCE_ERROR_ERRNO_ENFILE = 0x80010017,
	SCE_ERROR_ERRNO_EMFILE = 0x80010018,
	SCE_ERROR_ERRNO_ENOTTY = 0x80010019,
	SCE_ERROR_ERRNO_ETXTBSY = 0x8001001A,
	SCE_ERROR_ERRNO_EFBIG = 0x8001001B,
	SCE_ERROR_ERRNO_ENOSPC = 0x8001001C,
	SCE_ERROR_ERRNO_ESPIPE = 0x8001001D,
	SCE_ERROR_ERRNO_EROFS = 0x8001001E,
	SCE_ERROR_ERRNO_EMLINK = 0x8001001F,
	SCE_ERROR_ERRNO_EPIPE = 0x80010020,
	SCE_ERROR_ERRNO_EDOM = 0x80010021,
	SCE_ERROR_ERRNO_ERANGE = 0x80010022,
	SCE_ERROR_ERRNO_ENOMSG = 0x80010023,
	SCE_ERROR_ERRNO_EIDRM = 0x80010024,
	SCE_ERROR_ERRNO_ECHRNG = 0x80010025,
	SCE_ERROR_ERRNO_EL2NSYNC = 0x80010026,
	SCE_ERROR_ERRNO_EL3HLT = 0x80010027,
	SCE_ERROR_ERRNO_EL3RST = 0x80010028,
	SCE_ERROR_ERRNO_ELNRNG = 0x80010029,
	SCE_ERROR_ERRNO_EUNATCH = 0x8001002A,
	SCE_ERROR_ERRNO_ENOCSI = 0x8001002B,
	SCE_ERROR_ERRNO_EL2HLT = 0x8001002C,
	SCE_ERROR_ERRNO_EDEADLK = 0x8001002D,
	SCE_ERROR_ERRNO_ENOLCK = 0x8001002E,
	SCE_ERROR_ERRNO_EFORMAT = 0x8001002F,
	SCE_ERROR_ERRNO_EUNSUP = 0x80010030,
	SCE_ERROR_ERRNO_EBADE = 0x80010032,
	SCE_ERROR_ERRNO_EBADR = 0x80010033,
	SCE_ERROR_ERRNO_EXFULL = 0x80010034,
	SCE_ERROR_ERRNO_ENOANO = 0x80010035,
	SCE_ERROR_ERRNO_EBADRQC = 0x80010036,
	SCE_ERROR_ERRNO_EBADSLT = 0x80010037,
	SCE_ERROR_ERRNO_EDEADLOCK = 0x80010038,
	SCE_ERROR_ERRNO_EBFONT = 0x80010039,
	SCE_ERROR_ERRNO_ENOSTR = 0x8001003C,
	SCE_ERROR_ERRNO_ENODATA = 0x8001003D,
	SCE_ERROR_ERRNO_ETIME = 0x8001003E,
	SCE_ERROR_ERRNO_ENOSR = 0x8001003F,
	SCE_ERROR_ERRNO_ENONET = 0x80010040,
	SCE_ERROR_ERRNO_ENOPKG = 0x80010041,
	SCE_ERROR_ERRNO_EREMOTE = 0x80010042,
	SCE_ERROR_ERRNO_ENOLINK = 0x80010043,
	SCE_ERROR_ERRNO_EADV = 0x80010044,
	SCE_ERROR_ERRNO_ESRMNT = 0x80010045,
	SCE_ERROR_ERRNO_ECOMM = 0x80010046,
	SCE_ERROR_ERRNO_EPROTO = 0x80010047,
	SCE_ERROR_ERRNO_EMULTIHOP = 0x8001004A,
	SCE_ERROR_ERRNO_ELBIN = 0x8001004B,
	SCE_ERROR_ERRNO_EDOTDOT = 0x8001004C,
	SCE_ERROR_ERRNO_EBADMSG = 0x8001004D,
	SCE_ERROR_ERRNO_EFTYPE = 0x8001004F,
	SCE_ERROR_ERRNO_ENOTUNIQ = 0x80010050,
	SCE_ERROR_ERRNO_EBADFD = 0x80010051,
	SCE_ERROR_ERRNO_EREMCHG = 0x80010052,
	SCE_ERROR_ERRNO_ELIBACC = 0x80010053,
	SCE_ERROR_ERRNO_ELIBBAD = 0x80010054,
	SCE_ERROR_ERRNO_ELIBSCN = 0x80010055,
	SCE_ERROR_ERRNO_ELIBMAX = 0x80010056,
	SCE_ERROR_ERRNO_ELIBEXEC = 0x80010057,
	SCE_ERROR_ERRNO_ENOSYS = 0x80010058,
	SCE_ERROR_ERRNO_ENMFILE = 0x80010059,
	SCE_ERROR_ERRNO_ENOTEMPTY = 0x8001005A,
	SCE_ERROR_ERRNO_ENAMETOOLONG = 0x8001005B,
	SCE_ERROR_ERRNO_ELOOP = 0x8001005C,
	SCE_ERROR_ERRNO_EOPNOTSUPP = 0x8001005F,
	SCE_ERROR_ERRNO_EPFNOSUPPORT = 0x80010060,
	SCE_ERROR_ERRNO_ECONNRESET = 0x80010068,
	SCE_ERROR_ERRNO_ENOBUFS = 0x80010069,
	SCE_ERROR_ERRNO_EAFNOSUPPORT = 0x8001006A,
	SCE_ERROR_ERRNO_EPROTOTYPE = 0x8001006B,
	SCE_ERROR_ERRNO_ENOTSOCK = 0x8001006C,
	SCE_ERROR_ERRNO_ENOPROTOOPT = 0x8001006D,
	SCE_ERROR_ERRNO_ESHUTDOWN = 0x8001006E,
	SCE_ERROR_ERRNO_ECONNREFUSED = 0x8001006F,
	SCE_ERROR_ERRNO_EADDRINUSE = 0x80010070,
	SCE_ERROR_ERRNO_ECONNABORTED = 0x80010071,
	SCE_ERROR_ERRNO_ENETUNREACH = 0x80010072,
	SCE_ERROR_ERRNO_ENETDOWN = 0x80010073,
	SCE_ERROR_ERRNO_ETIMEDOUT = 0x80010074,
	SCE_ERROR_ERRNO_EHOSTDOWN = 0x80010075,
	SCE_ERROR_ERRNO_EHOSTUNREACH = 0x80010076,
	SCE_ERROR_ERRNO_EINPROGRESS = 0x80010077,
	SCE_ERROR_ERRNO_EALREADY = 0x80010078,
	SCE_ERROR_ERRNO_EDESTADDRREQ = 0x80010079,
	SCE_ERROR_ERRNO_EMSGSIZE = 0x8001007A,
	SCE_ERROR_ERRNO_EPROTONOSUPPORT = 0x8001007B,
	SCE_ERROR_ERRNO_ESOCKTNOSUPPORT = 0x8001007C,
	SCE_ERROR_ERRNO_EADDRNOTAVAIL = 0x8001007D,
	SCE_ERROR_ERRNO_ENETRESET = 0x8001007E,
	SCE_ERROR_ERRNO_EISCONN = 0x8001007F,
	SCE_ERROR_ERRNO_ENOTCONN = 0x80010080,
	SCE_ERROR_ERRNO_ETOOMANYREFS = 0x80010081,
	SCE_ERROR_ERRNO_EPROCLIM = 0x80010082,
	SCE_ERROR_ERRNO_EUSERS = 0x80010083,
	SCE_ERROR_ERRNO_EDQUOT = 0x80010084,
	SCE_ERROR_ERRNO_ESTALE = 0x80010085,
	SCE_ERROR_ERRNO_ENOTSUP = 0x80010086,
	SCE_ERROR_ERRNO_ENOMEDIUM = 0x80010087,
	SCE_ERROR_ERRNO_ENOSHARE = 0x80010088,
	SCE_ERROR_ERRNO_ECASECLASH = 0x80010089,
	SCE_ERROR_ERRNO_EILSEQ = 0x8001008A,
	SCE_ERROR_ERRNO_EOVERFLOW = 0x8001008B,
	SCE_ERROR_ERRNO_ECANCELED = 0x8001008C,
	SCE_ERROR_ERRNO_ENOTRECOVERABLE = 0x8001008D,
	SCE_ERROR_ERRNO_EOWNERDEAD = 0x8001008E,
};

struct SceDateTime
{
	u16 year;
	u16 month;
	u16 day;
	u16 hour;
	u16 minute;
	u16 second;
	u32 microsecond;
};

struct SceFVector3
{
	float x, y, z;
};

struct SceFQuaternion
{
	float x, y, z, w;
};

union SceUMatrix4
{
	float f[4][4];
	s32 i[4][4];
};