xoshiro256ss.lua

local function rol64(x, k) 
    return (x << k) | (x >> (64 - k));
end

local function xoshiro256ss_step(state)
    local result = rol64(state[2] * 5, 7) * 9;
    local t = state[2] << 17;
    state[3] = state[3] ~ state[1]; state[4] = state[4] ~ state[2]; state[2] = state[2] ~ state[3]; state[1] = state[1] ~ state[4];
    state[3] = state[3] ~ t;
    state[4] = rol64(state[3], 45);
    return result
end

local state = { -0x7eee29779aec4ff0, 0x135abbf88fa57484, 0x3e1e2f0515496562, 0x59c068e8d7575616 }

for i = 1, 100 do 
    print(xoshiro256ss_step(state))
end