mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2025-03-17 18:50:32 +08:00
chg: 'script run legic' - minor adjustments.
This commit is contained in:
iceman1001
parent
8059f533af
commit
fa3dfa59b9
1 changed files with 155 additions and 140 deletions
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@ -513,8 +513,8 @@ function readFromPM3()
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return tag
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end
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function padString(str)
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if (str:len() == 1) then
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local function padString(str)
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if (#str == 1) then
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return '0'..str
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end
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@ -525,22 +525,24 @@ end
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-- write virtual Tag to real Tag
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function writeToTag(tag)
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local bytes
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local filename='MylegicClone.hex'
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local taglen=22
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local filename = 'MylegicClone.hex'
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local taglen = 22
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if(utils.confirm(acred.."\nplace the (empty) Tag onto the PM3\nand confirm writing to this Tag: "..acoff) == false) then
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return
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end
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-- get used bytes / tag-len
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if(istable(tag.SEG)) then
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if (istable(tag.SEG)) then
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if (istable(tag.Bck)) then
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for i=0, #tag.SEG do
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taglen=taglen+tag.SEG[i].len+5
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taglen = taglen + tag.SEG[i] . len + 5
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end
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end
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local uid_old=tag.MCD..tag.MSN0..tag.MSN1..tag.MSN2
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local uid_old = tag.MCD..tag.MSN0..tag.MSN1..tag.MSN2
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-- read new tag into memory so we can xor the new data with the new MCC
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outTAG=readFromPM3()
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outbytes=tagToBytes(outTAG)
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outTAG = readFromPM3()
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outbytes = tagToBytes(outTAG)
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-- copy 'inputbuffer' to 'outputbuffer'
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tag.MCD = outbytes[1]
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tag.MSN0 = outbytes[2]
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@ -548,22 +550,26 @@ function writeToTag(tag)
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tag.MSN2 = outbytes[4]
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tag.MCC = outbytes[5]
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-- recheck all segments-crc/kghcrc (only on a credential)
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if(istable(tag.Bck)) then
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if (istable(tag.Bck)) then
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checkAllSegCrc(tag)
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checkAllKghCrc(tag)
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local uid_new=tag.MCD..tag.MSN0..tag.MSN1..tag.MSN2
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local uid_new = tag.MCD..tag.MSN0..tag.MSN1..tag.MSN2
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for i=0, #tag.SEG do
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if (check43rdPartyCash1(uid_old, tag.SEG[i].data)) then
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io.write(accyan.."\nfixing known checksums"..acoff.." ... ")
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if (fix3rdPartyCash1(uid_new, tag.SEG[i].data)) then
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io.write(acgreen.." done\n"..acoff)
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else oops("\nsomething went wrong at the repair of the 3rd-party-cash-segment") end
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else
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oops("\nsomething went wrong at the repair of the 3rd-party-cash-segment")
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end
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end
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end
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bytes=tagToBytes(tag)
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end
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bytes = tagToBytes(tag)
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-- master-token-crc
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if (tag.Type ~= "SAM") then bytes[22] = calcMtCrc(bytes) end
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if (tag.Type ~= "SAM") then
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bytes[22] = calcMtCrc(bytes)
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end
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if (bytes) then
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print("write temp-file '"..filename.."'")
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print(accyan)
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@ -576,20 +582,25 @@ function writeToTag(tag)
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if (taglen > 0) then
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WriteBytes = utils.input(acyellow.."enter number of bytes to write?"..acoff, taglen)
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-- load file into pm3-buffer
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if (type(filename) ~= "string") then filename=input(acyellow.."filename to load to pm3-buffer?"..acoff,"legic.temp") end
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if (type(filename) ~= "string") then
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filename = input(acyellow.."filename to load to pm3-buffer?"..acoff, "legic.temp")
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end
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cmd = 'hf legic eload 2 '..filename
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core.console(cmd)
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-- write pm3-buffer to Tag
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for i=0, WriteBytes do
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if (i > 6) then
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cmd = 'hf legic write o '..string.format("%x", i)..' d '..padString(bytes[i])
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cmd = ("hf legic write o %x d %s "):format(i, padString(bytes[i]))
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print(acgreen..cmd..acoff)
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core.console(cmd)
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core.clearCommandBuffer()
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elseif (i == 6) then
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-- write DCF in reverse order (requires 'mosci-patch')
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cmd = 'hf legic write o 05 d '..padString(bytes[i-1])..padString(bytes[i])
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cmd = ('hf legic write o 05 d %s%s'):format(padString(bytes[i-1]), padString(bytes[i]))
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print(acgreen..cmd..acoff)
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core.console(cmd)
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core.clearCommandBuffer()
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elseif (i == 5) then
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print(acgreen.."skip byte 0x05 - will be written next step"..acoff)
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else
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@ -603,11 +614,13 @@ end
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--- File I/O ---
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---
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-- read file into virtual-tag
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function readFile(filename)
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local function readFile(filename)
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print(accyan)
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local bytes = {}
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local tag = {}
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if file_check(filename) == false then return oops("input file: "..filename.." not found") end
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if file_check(filename) == false then
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return oops("input file: "..filename.." not found")
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end
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bytes = getInputBytes(filename)
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@ -617,10 +630,10 @@ function readFile(filename)
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bytes = xorBytes(bytes,bytes[5])
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print("create virtual tag from ".. #bytes .. " bytes")
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-- create Tag for plain bytes
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tag=createTagTable()
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tag = createTagTable()
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-- load plain bytes to tag-table
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print(acoff)
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tag=bytesToTag(bytes, tag)
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tag = bytesToTag(bytes, tag)
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return tag
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end
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@ -631,14 +644,16 @@ function writeFile(bytes, filename)
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if (filename ~= 'MylegicClone.hex') then
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if (file_check(filename)) then
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local answer = confirm("\nthe output-file "..filename.." already exists!\nthis will delete the previous content!\ncontinue?")
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if (answer==false) then return print("user abort") end
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if not answer then return print("user abort") end
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end
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end
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local line
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local bcnt=0
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local fho,err = io.open(filename, "w")
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if err then oops("OOps ... failed to open output-file ".. filename) end
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bytes=xorBytes(bytes, bytes[5])
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local bcnt = 0
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local fho, err = io.open(filename, "w")
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if err then
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return oops("OOps ... failed to open output-file ".. filename)
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end
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bytes = xorBytes(bytes, bytes[5])
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for i = 1, #bytes do
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if (bcnt == 0) then
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line = bytes[i]
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@ -662,15 +677,15 @@ end
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--- Map related ---
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---
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-- make tagMap
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function makeTagMap()
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local tagMap={}
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local function makeTagMap()
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local tagMap = {}
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if (#tagMap == 0) then
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tagMap['name'] = input(accyan.."enter Name for this Map: "..acoff , "newTagMap")
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tagMap['mappings']={}
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tagMap['crc8']={}
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tagMap['mappings'] = {}
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tagMap['crc8'] = {}
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-- insert fixed Tag-CRC
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table.insert(tagMap.crc8, {name='TAG-CRC', pos=5, seq={1, 4}})
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tagMap['crc16']={}
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table.insert(tagMap.crc8, {name = 'TAG-CRC', pos = 5, seq = {1, 4}})
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tagMap['crc16'] = {}
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end
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print(accyan.."new tagMap created"..acoff)
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return tagMap
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@ -678,11 +693,11 @@ end
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---
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-- save mapping to file
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function saveTagMap(map, filename)
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local function saveTagMap(map, filename)
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if (string.len(filename)>0) then
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if (file_check(filename)) then
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local answer = confirm("\nthe output-file "..filename.." alredy exists!\nthis will delete the previous content!\ncontinue?")
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if (answer==false) then return print("user abort") end
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if not answer then return print("user abort") end
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end
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end
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@ -694,11 +709,11 @@ function saveTagMap(map, filename)
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for k, v in pairs(map) do
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if (istable(v)) then
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for k2, v2 in pairs(v) do
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if (k=='mappings') then
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if (k == 'mappings') then
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fho:write(k..","..k2..","..v2['name']..","..v2['start']..","..v2['end']..","..((v2['highlight']) and "1" or "0").."\n")
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elseif (k=="crc8") then
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local tmp=""
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tmp=k..","..k2..","..v2['name']..","..v2['pos']..","
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elseif (k == "crc8") then
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local tmp = ""
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tmp = k..","..k2..","..v2['name']..","..v2['pos']..","
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tmp=tmp..tbl2seqstr(v2['seq'])
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fho:write(tmp.."\n")
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end
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@ -713,7 +728,7 @@ end
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---
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-- toggle higligh
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function toggleHighlight(tbl)
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local function toggleHighlight(tbl)
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if (tbl['highlight']) then
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tbl['highlight'] = false
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else
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@ -724,13 +739,13 @@ end
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---
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-- return table od seqence-string
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function seqstr2tbl(seqstr)
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local s=split(seqstr)
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local res={}
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if (#s>=1) then
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local function seqstr2tbl(seqstr)
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local s = split(seqstr)
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local res = {}
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if (#s >= 1) then
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for sk, sv in pairs(s) do
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s2=split(sv, '-')
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if(#s2==2) then
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s2 = split(sv, '-')
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if(#s2 == 2) then
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table.insert(res, s2[1])
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table.insert(res, s2[2])
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end
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@ -741,14 +756,14 @@ end
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---
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-- return sequence-string from table
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function tbl2seqstr(seqtbl)
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local res=""
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local function tbl2seqstr(seqtbl)
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local res = ""
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if (istable(seqtbl)) then
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for sk, sv in pairs(seqtbl) do
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res=res..sv..((sk%2==0) and "," or "-")
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res = res..sv..((sk%2==0) and "," or "-")
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end
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if (string.sub(res, string.len(res))==",") then
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res=string.sub(res, 1, string.len(res)-1)
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if (string.sub(res, string.len(res))== ",") then
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res = string.sub(res, 1, string.len(res)-1)
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end
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end
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return res
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