【安全加密】客户端内存校验采样：关键数据的只读区抽验设计

local FIELDS = { "maxhp", "dmg_bonus" }
SL:Schedule(function()
    local pick = FIELDS[math.random(1, #FIELDS)]
    local val = SL:GetMetaValue(string.upper(pick))
    local check = (val * 7 + 13) % 65536
    SL:SendNetMsg(9101, { f = pick, c = check })
end, 60)

local function verifySample(actor, field, clientCheck)
    local player = class(actor)
    local base = getFieldBase(actor, field)
    local expect = (base * 7 + 13) % 65536
    if clientCheck ~= expect then
        local n = tonumber(getplayvar(actor, 2, "MEM_WARN") or "0") + 1
        setplayvar(actor, "HUMAN", "MEM_WARN", n, 1)
        if n >= 3 then
            sendmail(actor, 0, "数据校验通知", "客户端数据异常，请配合复核", "")
        end
    end
end