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https://github.com/RfidResearchGroup/proxmark3.git
synced 2025-08-14 02:27:26 -07:00
Update lf_t55xx_multiwriter.lua
Signed-off-by: Jarek Barwinski <116510448+jareckib@users.noreply.github.com>
This commit is contained in:
Jarek Barwinski
GitHub
parent
fe1bd6f2c4
commit
fbc8e99ffe
1 changed files with 81 additions and 37 deletions
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@ -6,10 +6,14 @@ local dash = string.rep('--', 32)
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local dir = os.getenv('HOME') .. '/.proxmark3/logs/'
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local logfile = (io.popen('dir /a-d /o-d /tw /b/s "' .. dir .. '" 2>nul:'):read("*a"):match("%C+"))
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local command = core.console
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local pm3 = require('pm3')
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p = pm3.pm3()
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command('clear')
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author = ' Author: jareckib - 12.03.2025'
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version = ' version v1.03'
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author = ' jareckib - 12.03.2025'
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version = ' v1.06'
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mod = ' 20.03.2025'
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desc = [[
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This simple script stores 1, 2 or 3 different EM4102 on a single T5577.
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There is an option to enter the number engraved on the fob in decimal form.
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The script can therefore be useful if the original EM4102 doesn't work but
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@ -31,8 +35,9 @@ arguments = [[
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local function help()
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print()
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print(author)
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print(version)
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print(ac.yellow..' Author:'..ac.reset..author)
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print(ac.yellow..' Version:'..ac.reset..version)
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print(ac.yellow..' Modification date:'..ac.reset..mod)
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print(desc)
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print(ac.cyan .. ' Usage' .. ac.reset)
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print(usage)
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@ -40,6 +45,25 @@ local function help()
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print(arguments)
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end
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local function sleep(n)
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os.execute("sleep " ..tonumber(n))
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end
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function wait(msec)
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local t = os.clock()
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repeat
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until os.clock() > t + msec * 1e-3
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end
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local function timer(n)
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while n > 0 do
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io.write(ac.cyan.."::::: "..ac.yellow.. tonumber(n) ..ac.yellow.." sec "..ac.cyan..":::::\r"..ac.reset)
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sleep(1)
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io.flush()
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n = n-1
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end
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end
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local function reset_log_file()
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local file = io.open(logfile, "w+")
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file:write("")
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@ -70,17 +94,14 @@ local function hex_to_bin(hex_value)
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if not hex_value:match("^[A-Fa-f0-9]+$") or #hex_value ~= 10 then
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error("Invalid UID format. Must be a valid 5-byte HEX value.")
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end
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local decimal_value = tonumber(hex_value, 16)
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if not decimal_value then
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error("Error: Invalid HEX conversion.")
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end
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local binary = ""
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for i = 39, 0, -1 do
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binary = binary .. ((decimal_value & (1 << i)) ~= 0 and "1" or "0")
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end
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if #binary ~= 40 then
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error("Unexpected UID length after conversion to binary.")
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end
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@ -95,13 +116,11 @@ local function encode_uid(uid)
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local uid_bin = hex_to_bin(uid)
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local start_bits = '1' .. string.rep('1', 8)
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local data_with_parity = ''
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for i = 1, 40, 4 do
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local nibble = uid_bin:sub(i, i + 3)
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local parity_bit = even_parity(nibble)
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data_with_parity = data_with_parity .. nibble .. parity_bit
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end
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local col_parity_bits = ''
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for i = 1, 4 do
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local col_bits = ''
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@ -110,10 +129,8 @@ local function encode_uid(uid)
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end
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col_parity_bits = col_parity_bits .. even_parity(col_bits)
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end
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local stop_bit = '0'
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local full_bin = start_bits .. data_with_parity .. col_parity_bits .. stop_bit
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return string.format("%X", tonumber(full_bin, 2))
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end
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@ -129,43 +146,37 @@ local function get_uid_from_user()
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io.write(ac.yellow .. "Invalid choice. Please enter (1) or (2) " .. ac.reset)
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end
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until choice == "1" or choice == "2"
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if choice == "1" then
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local format
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repeat
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io.write("Choose format HEX or DEC (engraved ID) "..ac.cyan.."(h/d) "..ac.reset)
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format = io.read():lower()
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if format ~= "h" and format ~= "d" then
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print(ac.yellow .. "Invalid choice. Choose format HEX or DEC" .. ac.reset)
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end
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until format == "h" or format == "d"
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while true do
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io.write("Enter 10-character UID: "..ac.green)
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local uid = io.read():upper()
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if format == "h" and uid:match("^[A-F0-9]+$") and #uid == 10 then
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print(ac.reset.."Entered UID: " ..ac.green.. uid .. ac.reset)
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return uid
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elseif format == "d" and uid:match("^%d%d%d%d%d%d%d%d%d%d$") then
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return string.format("%010X", tonumber(uid))
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else
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print(ac.yellow .. "Invalid UID format. Please enter exactly 10 characters in selected format." .. ac.reset)
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print(ac.yellow .. "Invalid UID format. Enter exactly 10 characters in selected format." .. ac.reset)
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end
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end
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elseif choice == "2" then
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io.write("Place original FOB on coil for reading and press" ..ac.cyan.." Enter..." .. ac.reset)
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io.read()
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while true do
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reset_log_file()
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command('lf em 410x read')
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p:console('lf em 410x read')
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local log_content = read_log_file(logfile)
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local uid = extract_uid(log_content)
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if uid and #uid == 10 then
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return uid
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print("Readed EM4102 ID: " ..ac.green.. uid ..ac.reset)
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return uid
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else
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io.write(ac.yellow .. "Error reading UID. Please adjust FOB position and press Enter..." .. ac.reset)
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io.read()
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@ -175,33 +186,62 @@ local function get_uid_from_user()
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end
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end
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local function verify_written_data(blocks, block0_value, uid_count)
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reset_log_file()
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p:console('lf t55 detect')
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for i = 0, #blocks do
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p:console('lf t55 read -b ' .. i)
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end
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local log_content = read_log_file(logfile)
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local verified = true
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local pattern_block0 = "%[%s*%+%]%s*00%s*|%s*([A-F0-9]+)"
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local found_block0 = log_content:match(pattern_block0)
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if not found_block0 or found_block0:upper() ~= block0_value:upper() then
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print("Error in block 0 ...expected: " .. ac.green .. block0_value .. ac.reset .. " ...found: " .. ac.green .. (found_block0 or "N/A") .. ac.reset)
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verified = false
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end
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for i = 1, #blocks do
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local expected_block = blocks[i]
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local pattern = "%[%s*%+%]%s*" .. string.format("%02X", i) .. " |%s*([A-F0-9]+)"
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local found_block = log_content:match(pattern)
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if not found_block or found_block:upper() ~= expected_block:upper() then
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print("Error in block " .. i .. " ...expected: " .. ac.green .. expected_block .. ac.reset .. " ...found: " .. ac.green .. (found_block or "N/A") .. ac.reset)
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verified = false
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end
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end
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return verified
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end
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local function write(blocks, block0_value)
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p:console('lf t55xx write -b 0 -d ' .. block0_value)
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for i = 1, #blocks do
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p:console('lf t55xx write -b ' .. i .. ' -d ' .. blocks[i])
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end
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end
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local function main(args)
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for o, a in getopt.getopt(args, 'h') do
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if o == 'h' then return help() end
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if o == 'h' then
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return help()
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end
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end
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local blocks = {}
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local uid_count = 0
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for i = 1, 3 do
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local uid = get_uid_from_user()
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local encoded_hex = encode_uid(uid)
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blocks[#blocks + 1] = encoded_hex:sub(1, 8)
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blocks[#blocks + 1] = encoded_hex:sub(9, 16)
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uid_count = uid_count + 1
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if i < 3 then
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local next_choice
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repeat
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io.write(ac.reset.."Do you want to add another UID? "..ac.cyan.."(y/n) "..ac.reset)
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next_choice = io.read():lower()
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if next_choice ~= "y" and next_choice ~= "n" then
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print(ac.yellow .. "Invalid choice. Please enter (y) for yes or (n) for no." .. ac.reset)
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end
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until next_choice == "y" or next_choice == "n"
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if next_choice == "y" then
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print(dash)
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print(ac.yellow .. (i == 1 and "::: Second UID :::" or "::: Third UID :::") .. ac.reset)
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@ -210,18 +250,22 @@ local function main(args)
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end
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end
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end
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local block0_value = (uid_count == 1) and "00148040" or (uid_count == 2) and "00148080" or "001480C0"
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io.write("Place "..ac.cyan.."T5577"..ac.reset.." tag on coil for writing and press"..ac.cyan.." Enter..."..ac.reset)
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io.write("Place the " .. ac.cyan .. "T5577" .. ac.reset .. " tag on the coil for writing and press " .. ac.cyan .. "Enter..." .. ac.reset)
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io.read()
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command('lf t55xx write -b 0 -d ' .. block0_value)
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for i = 1, #blocks do
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command('lf t55xx write -b ' .. i .. ' -d ' .. blocks[i])
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write(blocks, block0_value)
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print(dash)
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timer(3)
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local verified = verify_written_data(blocks, block0_value, uid_count)
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while not verified do
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print("Verification failed." .. ac.reset .. " Please adjust the " .. ac.cyan .. "T5577" .. ac.reset .. " position and try again.")
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io.write("Press " .. ac.cyan .. "Enter" .. ac.reset .. " to retry...")
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io.read()
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write(blocks, block0_value)
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timer(3)
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verified = verify_written_data(blocks, block0_value, uid_count)
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end
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print(dash)
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print(ac.green .. "Successfully written " .. uid_count .. " EM4102 UID(s) to T5577" .. ac.reset)
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print(ac.green .. "Successfully written " .. ac.reset .. uid_count .. ac.green .. " EM4102 UID(s) to T5577" .. ac.reset)
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end
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main(args)
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