made progress on the key setup

This commit is contained in:
sa 2022-03-21 02:20:13 -04:00
parent 9f1d3d4b17
commit 98537f77d4

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@ -15,6 +15,8 @@ c=length of key in words
]]
local inspect = require 'inspect'
local insert
local concat
local tostring
@ -23,9 +25,10 @@ local modf
local w=64
local r=24
local b=16
local K="globglogabgalab1"
local u=8
local key="globglogabgalab1"
local u=8 --length of a word in bytes
--local c=2 (with globglogabgalab1 as the key c should =2)
local L = {}
--magic constants for 64bit word size (hex)
local P = 0xb7e151628aed2a6b
@ -36,4 +39,32 @@ local Q = 0x9e3779b97f4a7c15
c = math.ceil(math.max(b, 1) / u)
print(c)
--convert the key into an array of ints
local K = {string.byte(key, 1, -1)}
for i = 1, #K do
print(K[i])
end
--for i = b-1, down to 0
--becuse lua starts tables at 1 this is changed to
L[c] = 0
for i = b, 1, -1 do
if L[i/u] == nil then
L[i/u] = 0
end
L[i/u] = (L[i/u] << 8) + K[i]
print(i)
end
print(inspect(L))