s32 sys_mmapper_allocate_memory(u32 size, u64 flags, mem32_t mem_id)
{
	sys_mmapper.Warning("sys_mmapper_allocate_memory(size=0x%x, flags=0x%llx, mem_id_addr=0x%x)", size, flags, mem_id.GetAddr());

	if(!mem_id.IsGood())
		return CELL_EFAULT;

	// Check page granularity.
	u32 addr;
	switch(flags & (SYS_MEMORY_PAGE_SIZE_1M | SYS_MEMORY_PAGE_SIZE_64K))
	{
	case SYS_MEMORY_PAGE_SIZE_1M:
		if(size & 0xfffff)
			return CELL_EALIGN;
		addr = Memory.Alloc(size, 0x100000);
	break;

	case SYS_MEMORY_PAGE_SIZE_64K:
		if(size & 0xffff)
			return CELL_EALIGN;
		addr = Memory.Alloc(size, 0x10000);
	break;

	default:
		return CELL_EINVAL;
	}

	if(!addr)
		return CELL_ENOMEM;

	// Generate a new mem ID.
	mem_id = sys_mmapper.GetNewId(new mmapper_info(addr, size, flags));

	return CELL_OK;
}

int cellFsAioRead(mem_ptr_t<CellFsAio> aio, mem32_t aio_id, mem_func_ptr_t<void (*)(mem_ptr_t<CellFsAio> xaio, int error, int xid, u64 size)> func)
{
	sys_fs.Warning("cellFsAioRead(aio_addr=0x%x, id_addr=0x%x, func_addr=0x%x)", aio.GetAddr(), aio_id.GetAddr(), func.GetAddr());

	if (!aio.IsGood() || !aio_id.IsGood() || !func.IsGood())
	{
		return CELL_EFAULT;
	}

	if (!aio_init)
	{
		return CELL_ENXIO;
	}

	vfsFileBase* orig_file;
	u32 fd = aio->fd;
	if (!sys_fs.CheckId(fd, orig_file)) return CELL_EBADF;

	//get a unique id for the callback (may be used by cellFsAioCancel)
	const u32 xid = g_FsAioReadID++;
	aio_id = xid;

	{
		thread t("fsAioRead", std::bind(fsAioRead, fd, aio, xid, func));
		t.detach();
	}

	return CELL_OK;
}

s32 sys_raw_spu_create_interrupt_tag(u32 id, u32 class_id, u32 hwthread, mem32_t intrtag)
{
	sc_spu.Warning("sys_raw_spu_create_interrupt_tag(id=%d, class_id=%d, hwthread=0x%x, intrtag_addr=0x%x)", id, class_id, hwthread, intrtag.GetAddr());

	RawSPUThread* t = Emu.GetCPU().GetRawSPUThread(id);

	if (!t)
	{
		return CELL_ESRCH;
	}

	if (class_id != 0 && class_id != 2)
	{
		return CELL_EINVAL;
	}

	if (!intrtag.IsGood())
	{
		return CELL_EFAULT;
	}
	
	if (t->m_intrtag[class_id].enabled)
	{
		return CELL_EAGAIN;
	}

	t->m_intrtag[class_id].enabled = 1;
	intrtag = (id & 0xff) | (class_id << 8);

	return CELL_OK;
}

int cellAdecOpenEx(mem_ptr_t<CellAdecType> type, mem_ptr_t<CellAdecResourceEx> res, mem_ptr_t<CellAdecCb> cb, mem32_t handle)
{
	cellAdec.Warning("cellAdecOpenEx(type_addr=0x%x, res_addr=0x%x, cb_addr=0x%x, handle_addr=0x%x)", 
		type.GetAddr(), res.GetAddr(), cb.GetAddr(), handle.GetAddr());

	if (!type.IsGood() || !res.IsGood() || !cb.IsGood() || !handle.IsGood())
	{
		return CELL_ADEC_ERROR_FATAL;
	}

	if (!adecCheckType(type->audioCodecType)) return CELL_ADEC_ERROR_ARG;

	handle = adecOpen(new AudioDecoder(type->audioCodecType, res->startAddr, res->totalMemSize, cb->cbFunc, cb->cbArg));

	return CELL_OK;
}

int cellGameBootCheck(mem32_t type, mem32_t attributes, mem_ptr_t<CellGameContentSize> size, mem_list_ptr_t<u8> dirName)
{
	cellGame.Warning("cellGameBootCheck(type_addr=0x%x, attributes_addr=0x%x, size_addr=0x%x, dirName_addr=0x%x)",
		type.GetAddr(), attributes.GetAddr(), size.GetAddr(), dirName.GetAddr());

	if (!type.IsGood() || !attributes.IsGood() || !size.IsGood() || !dirName.IsGood())
		return CELL_GAME_ERROR_PARAM;
	
	type				= CELL_GAME_GAMETYPE_DISC;
	attributes			= 0;
	size->hddFreeSizeKB = 40000000; //40 GB, TODO: Use the free space of the computer's HDD where RPCS3 is being run.
	size->sizeKB		= CELL_GAME_SIZEKB_NOTCALC;
	size->sysSizeKB		= 0;
	//TODO: dirName

	return CELL_OK;
}

int cellFsOpendir(u32 path_addr, mem32_t fd)
{
	const wxString& path = Memory.ReadString(path_addr);
	sys_fs.Error("cellFsOpendir(path_addr: 0x%x(%s), fd_addr: 0x%x)", path_addr, path.mb_str(), fd.GetAddr());
	if(!Memory.IsGoodAddr(path_addr) || !fd.IsGood()) return CELL_EFAULT;

	return CELL_OK;
}

int cellVdecOpenEx(const mem_ptr_t<CellVdecTypeEx> type, const mem_ptr_t<CellVdecResourceEx> res, const mem_ptr_t<CellVdecCb> cb, mem32_t handle)
{
	cellVdec->Warning("cellVdecOpenEx(type_addr=0x%x, res_addr=0x%x, cb_addr=0x%x, handle_addr=0x%x)",
		type.GetAddr(), res.GetAddr(), cb.GetAddr(), handle.GetAddr());

	handle = vdecOpen(new VideoDecoder(type->codecType, type->profileLevel, res->memAddr, res->memSize, cb->cbFunc, cb->cbArg));

	return CELL_OK;
}

int cellSpursGetTasksetId(mem_ptr_t<CellSpursTaskset> taskset, mem32_t workloadId)
{
	cellSpurs.Error("cellSpursGetTasksetId(taskset_addr=0x%x, workloadId_addr=0x%x)", taskset.GetAddr(), workloadId.GetAddr());
	
	if(!taskset.IsGood() || !workloadId.IsGood())
		return CELL_SPURS_TASK_ERROR_NULL_POINTER;

	return CELL_OK;
}

s32 sys_raw_spu_get_spu_cfg(u32 id, mem32_t value)
{
	sc_spu.Log("sys_raw_spu_get_spu_afg(id=%d, value_addr=0x%x)", id, value.GetAddr());

	if (!value.IsGood())
	{
		return CELL_EFAULT;
	}

	RawSPUThread* t = Emu.GetCPU().GetRawSPUThread(id);
	if (!t)
	{
		return CELL_ESRCH;
	}

	value = t->cfg.value;
	return CELL_OK;
}

int cellUserInfoGetList(mem32_t listNum, mem_ptr_t<CellUserInfoUserList> listBuf, mem32_t currentUserId)
{
	cellUserInfo->Warning("cellUserInfoGetList(listNum_addr=0x%x, listBuf_addr=0x%x, currentUserId_addr=0x%x)",
		listNum.GetAddr(), listBuf.GetAddr(), currentUserId.GetAddr());

	// If only listNum is NULL, an error will be returned
	if (listBuf.GetAddr() && !listNum.GetAddr())
		return CELL_USERINFO_ERROR_PARAM;
	if (listNum.GetAddr())
		listNum = 1;
	if (listBuf.GetAddr())
		listBuf->userId[0] = 1;

	if (currentUserId.GetAddr())
		currentUserId = 1;
	
	return CELL_OK;
}

int cellFsOpendir(u32 path_addr, mem32_t fd)
{
	const wxString& path = Memory.ReadString(path_addr);
	sys_fs.Warning("cellFsOpendir(path=\"%s\", fd_addr=0x%x)", path.wx_str(), fd.GetAddr());
	
	if(!Memory.IsGoodAddr(path_addr) || !fd.IsGood())
		return CELL_EFAULT;

	vfsDirBase* dir = Emu.GetVFS().OpenDir(path);
	if(!dir || !dir->IsOpened())
	{
		delete dir;
		return CELL_ENOENT;
	}

	fd = sys_fs.GetNewId(dir, IDFlag_Dir);
	return CELL_OK;
}

int cellSpursGetSpuThreadId(mem_ptr_t<CellSpurs> spurs, mem32_t thread, mem32_t nThreads)
{
	cellSpurs->Todo("cellSpursGetSpuThreadId(spurs_addr=0x%x, thread_addr=0x%x, nThreads_addr=0x%x)", spurs.GetAddr(), thread.GetAddr(), nThreads.GetAddr());

	if (spurs.GetAddr() % 128 != 0)
	{
		cellSpurs->Error("cellSpursGetSpuThreadId : CELL_SPURS_CORE_ERROR_ALIGN");
		return CELL_SPURS_CORE_ERROR_ALIGN;
	}

	if (!spurs.IsGood() || !thread.IsGood() || nThreads.IsGood())
	{
		cellSpurs->Error("cellSpursGetSpuThreadId : CELL_SPURS_CORE_ERROR_NULL_POINTER");
		return CELL_SPURS_CORE_ERROR_NULL_POINTER;
	}

	return CELL_OK;
}

int cellFsGetFreeSize(u32 path_addr, mem32_t block_size, mem64_t block_count)
{
	const wxString& ps3_path = Memory.ReadString(path_addr);
	sys_fs.Warning("cellFsGetFreeSize(path=\"%s\", block_size_addr=0x%x, block_count_addr=0x%x)",
		ps3_path.wx_str(), block_size.GetAddr(), block_count.GetAddr());

	if (!Memory.IsGoodAddr(path_addr) || !block_size.IsGood() || !block_count.IsGood())
		return CELL_EFAULT;

	if (ps3_path.empty())
		return CELL_EINVAL;

	// TODO: Get real values. Currently, it always returns 40 GB of free space divided in 4 KB blocks
	block_size = 4096; // ?
	block_count = 10485760; // ?

	return CELL_OK;
}

int sys_event_flag_cancel(u32 eflag_id, mem32_t num)
{
	sys_event_flag.Warning("sys_event_flag_cancel(eflag_id=%d, num_addr=0x%x)", eflag_id, num.GetAddr());

	EventFlag* ef;
	if(!sys_event_flag.CheckId(eflag_id, ef)) return CELL_ESRCH;

	Array<u32> tids;

	{
		SMutexLocker lock(ef->m_mutex);
		tids.SetCount(ef->waiters.GetCount());
		for (u32 i = 0; i < ef->waiters.GetCount(); i++)
		{
			tids[i] = ef->waiters[i].tid;
		}
		ef->waiters.Clear();
	}

	for (u32 i = 0; i < tids.GetCount(); i++)
	{
		if (Emu.IsStopped()) break;
		ef->signal.lock(tids[i]);
	}

	if (Emu.IsStopped())
	{
		ConLog.Warning("sys_event_flag_cancel(id=%d) aborted", eflag_id);
		return CELL_OK;
	}

	if (num.IsGood())
	{
		num = tids.GetCount();
		return CELL_OK;
	}

	if (!num.GetAddr())
	{
		return CELL_OK;
	}
	return CELL_EFAULT;
}

int cellFontGetEffectSlant(mem_ptr_t<CellFont> font, mem32_t slantParam)
{
	cellFont->Warning("cellFontSetEffectSlant(font_addr=0x%x, slantParam_addr=0x%x)", font.GetAddr(), slantParam.GetAddr());

	if (!font.IsGood() || !slantParam.IsGood())
		return CELL_FONT_ERROR_INVALID_PARAMETER;

	slantParam = font->slant; //Does this conversion from be_t<float> to *mem32_t work?
	return CELL_FONT_OK;
}

int cellFontGetEffectSlant(mem_ptr_t<CellFont> font, mem32_t slantParam)
{
	cellFont.Warning("cellFontSetEffectSlant(font_addr=0x%x, slantParam_addr=0x%x)", font.GetAddr(), slantParam.GetAddr());

	if (!font.IsGood() || !slantParam.IsGood())
		return CELL_FONT_ERROR_INVALID_PARAMETER;

	slantParam = font->slant;
	return CELL_FONT_OK;
}

int sceNpManagerGetStatus(mem32_t status)
{
	sceNp->Log("sceNpManagerGetStatus(status_addr=0x%x)", status.GetAddr());

	// TODO: Check if sceNpInit() was called, if not return SCE_NP_ERROR_NOT_INITIALIZED

	// TODO: Support different statuses
	status = SCE_NP_MANAGER_STATUS_OFFLINE;
	return CELL_OK;
}

int cellPadGetCapabilityInfo(u32 port_no, mem32_t info_addr)
{
	sys_io->Log("cellPadGetCapabilityInfo[port_no: %d, data_addr: 0x%x]", port_no, info_addr.GetAddr());
	if (!Emu.GetPadManager().IsInited()) return CELL_PAD_ERROR_UNINITIALIZED;
	const PadInfo& rinfo = Emu.GetPadManager().GetInfo();
	if (port_no >= rinfo.max_connect) return CELL_PAD_ERROR_INVALID_PARAMETER;
	if (port_no >= rinfo.now_connect) return CELL_PAD_ERROR_NO_DEVICE;

	const std::vector<Pad>& pads = Emu.GetPadManager().GetPads();

	CellCapabilityInfo data = {};

	//Should return the same as device capability mask, psl1ght has it backwards in pad.h
	data.info[0] = pads[port_no].m_device_capability;

	Memory.WriteData(info_addr.GetAddr(), data);

	return CELL_OK;
}

s32 sys_mutex_create(mem32_t mutex_id, mem_ptr_t<sys_mutex_attribute> attr)
{
	sys_mutex.Log("sys_mutex_create(mutex_id_addr=0x%x, attr_addr=0x%x)", mutex_id.GetAddr(), attr.GetAddr());

	switch (attr->protocol.ToBE())
	{
	case se32(SYS_SYNC_FIFO): break;
	case se32(SYS_SYNC_PRIORITY): break;
	case se32(SYS_SYNC_PRIORITY_INHERIT): sys_mutex.Todo("sys_mutex_create(): SYS_SYNC_PRIORITY_INHERIT"); break;
	case se32(SYS_SYNC_RETRY): sys_mutex.Error("sys_mutex_create(): SYS_SYNC_RETRY"); return CELL_EINVAL;
	default: sys_mutex.Error("Unknown protocol attribute(0x%x)", (u32)attr->protocol); return CELL_EINVAL;
	}

	bool is_recursive;
	switch (attr->recursive.ToBE())
	{
	case se32(SYS_SYNC_RECURSIVE): is_recursive = true; break;
	case se32(SYS_SYNC_NOT_RECURSIVE): is_recursive = false; break;
	default: sys_mutex.Error("Unknown recursive attribute(0x%x)", (u32)attr->recursive); return CELL_EINVAL;
	}

	if (attr->pshared.ToBE() != se32(0x200))
	{
		sys_mutex.Error("Unknown pshared attribute(0x%x)", (u32)attr->pshared);
		return CELL_EINVAL;
	}

	u32 tid = GetCurrentPPUThread().GetId();
	Mutex* mutex = new Mutex((u32)attr->protocol, is_recursive, attr->name_u64);
	u32 id = sys_mutex.GetNewId(mutex, TYPE_MUTEX);
	mutex->m_mutex.lock(tid);
	mutex->id = id;
	mutex_id = id;
	mutex->m_mutex.unlock(tid);
	sys_mutex.Warning("*** mutex created [%s] (protocol=0x%x, recursive=%s): id = %d",
		std::string(attr->name, 8).c_str(), (u32) attr->protocol,
		(is_recursive ? "true" : "false"), mutex_id.GetValue());

	// TODO: unlock mutex when owner thread does exit

	return CELL_OK;
}

// Functions
s32 sys_time_get_timezone(mem32_t timezone, mem32_t summertime)
{
	sys_time.Warning("sys_time_get_timezone(timezone_addr=0x%x, summertime_addr=0x%x)", timezone.GetAddr(), summertime.GetAddr());

	int ret;
	ret = cellSysutilGetSystemParamInt(0x0116, timezone);   //0x0116 = CELL_SYSUTIL_SYSTEMPARAM_ID_TIMEZONE
	if (ret != CELL_OK) return ret;
	ret = cellSysutilGetSystemParamInt(0x0117, summertime); //0x0117 = CELL_SYSUTIL_SYSTEMPARAM_ID_TIMEZONE
	if (ret != CELL_OK) return ret;
	return CELL_OK;
}