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Add mfc signature support to gen4 lua script

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This commit is contained in:
Augusto Zanellato 2023-02-24 00:55:49 +01:00
commit b05a2d4525
1 changed files with 23 additions and 11 deletions
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34
client/luascripts/hf_mf_ultimatecard.lua
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@ -483,17 +483,29 @@ local function write_signature(data)
end
local info = connect()
if not info then return false, "Can't select card" end
if ulprotocol == '00' then return nil, 'Magic Card is not using the Ultralight Protocol' end
print('Writing new signature',data)
local b,c
local cmd = 'A2F%d%s'
local j = 2
for i = 1, #data, 8 do
b = data:sub(i,i+7)
c = cmd:format(j,b)
local resp = send(c)
if resp ~= '0A' then lib14a.disconnect(); return nil, oops('Failed to write signature') end
j = j + 1
if ulprotocol == '00' then
print('Writing new MFC signature',data)
send('CF'.._key..'6B48')
lib14a.disconnect()
connect() -- not 100% sure why it's needed, but without this blocks aren't actually written
local sig1 = data:sub(1, 32)
local sig2 = data:sub(33, 64)
send('CF'.._key..'CD45'..sig1)
send('CF'.._key..'CD46'..sig2)
send('CF'.._key..'CD475C8FF9990DA270F0F8694B791BEA7BCC')
else
print('Writing new MFUL signature',data)
local b,c
local cmd = 'A2F%d%s'
local j = 2
for i = 1, #data, 8 do
b = data:sub(i,i+7)
c = cmd:format(j,b)
local resp = send(c)
if resp ~= '0A' then lib14a.disconnect(); return nil, oops('Failed to write signature') end
j = j + 1
end
end
lib14a.disconnect()
return true, 'Ok'