X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/cff17e78f50c9d7dc4eb8919bf7f13c5352c29bf..36dc0b437017bf360787afe3c15fd3cbaf941dd2:/client/scripts/tnp3sim.lua diff --git a/client/scripts/tnp3sim.lua b/client/scripts/tnp3sim.lua index af3d2d4c..ca729f38 100644 --- a/client/scripts/tnp3sim.lua +++ b/client/scripts/tnp3sim.lua @@ -5,7 +5,8 @@ local lib14a = require('read14a') local utils = require('utils') local md5 = require('md5') local toys = require('default_toys') - +local pre = require('precalc') + example =[[ 1. script run tnp3sim 2. script run tnp3sim -m @@ -23,11 +24,12 @@ Arguments: -h : this help -m : Maxed out items (experimental) -i : filename for the datadump to read (bin) -]] + + ]] local TIMEOUT = 2000 -- Shouldn't take longer than 2 seconds local DEBUG = true -- the debug flag - +local RANDOM = '20436F707972696768742028432920323031302041637469766973696F6E2E20416C6C205269676874732052657365727665642E20' local band = bit32.band local bor = bit32.bor @@ -41,9 +43,7 @@ local format = string.format --- -- A debug printout-function function dbg(args) - if not DEBUG then - return - end + if not DEBUG then return end if type(args) == "table" then local i = 1 @@ -59,6 +59,7 @@ end -- This is only meant to be used when errors occur function oops(err) print("ERROR: ",err) + return nil,err end --- -- Usage help @@ -105,6 +106,14 @@ local function GetCheckSum(blocks, dataarea, chksumtype) return utils.SwapEndianness(crc,16) end +local function SetAllCheckSum(blocks) + print('Updating all checksums') + SetCheckSum(blocks, 3) + SetCheckSum(blocks, 2) + SetCheckSum(blocks, 1) + SetCheckSum(blocks, 0) +end + local function SetCheckSum(blocks, chksumtype) if blocks == nil then return nil, 'Argument \"blocks\" nil' end @@ -152,7 +161,8 @@ function CalcCheckSum(blocks, dataarea, chksumtype) end local function ValidateCheckSums(blocks) - + print(' Validating checksums') + local isOk, crc, calc -- Checksum Type 0 crc = GetCheckSum(blocks,1,0) @@ -195,35 +205,42 @@ local function ValidateCheckSums(blocks) calc = CalcCheckSum(blocks,2,3) if crc == calc then isOk='Ok' else isOk = 'Error' end io.write( ('TYPE 3 area 2: %04x = %04x -- %s\n'):format(crc,calc,isOk)) + +end + +local function AddKey(keys, blockNo, data) + local pos = (math.floor( blockNo / 4 ) * 12)+1 + local key = keys:sub(pos, pos + 11 ) + return key..data:sub(13) end -local function LoadEmulator(blocks) - local HASHCONSTANT = '20436F707972696768742028432920323031302041637469766973696F6E2E20416C6C205269676874732052657365727665642E20' - local cmd - local blockdata +local function LoadEmulator(uid, blocks) + print('Sending dumpdata to emulator memory') + local keys = pre.GetAll(uid) + local cmd, blockdata for _,b in pairs(blocks) do blockdata = b if _%4 ~= 3 then if (_ >= 8 and _<=21) or (_ >= 36 and _<=49) then - local base = ('%s%s%02x%s'):format(blocks[0], blocks[1], _ , HASHCONSTANT) + local base = ('%s%s%02x%s'):format(blocks[0], blocks[1], _ , RANDOM) local baseStr = utils.ConvertHexToAscii(base) local key = md5.sumhexa(baseStr) - local enc = core.aes(key, blockdata) - local hex = utils.ConvertAsciiToBytes(enc) - hex = utils.ConvertBytesToHex(hex) - - blockdata = hex + local enc = core.aes128_encrypt(key, blockdata) + blockdata = utils.ConvertAsciiToHex(enc) io.write( _..',') end + else + -- add keys if not existing.. + if ( blockdata:sub(1,12) == '000000000000' ) then + blockdata = AddKey(keys, _, blockdata) + end end - - cmd = Command:new{cmd = cmds.CMD_MIFARE_EML_MEMSET, arg1 = _ ,arg2 = 1,arg3 = 0, data = blockdata} + core.clearCommandBuffer() + cmd = Command:new{cmd = cmds.CMD_MIFARE_EML_MEMSET, arg1 = _ ,arg2 = 1,arg3 = 16, data = blockdata} local err = core.SendCommand(cmd:getBytes()) - if err then - return err - end + if err then return err end end io.write('\n') end @@ -346,21 +363,6 @@ local function main(args) local cmdSetDbgOff = "hf mf dbg 0" core.console( cmdSetDbgOff) - -- if not loadFromDump then - -- -- Look for tag present on reader, - -- result, err = lib14a.read1443a(false) - -- if not result then return oops(err) end - - -- core.clearCommandBuffer() - - -- if 0x01 ~= result.sak then -- NXP MIFARE TNP3xxx - -- return oops('This is not a TNP3xxx tag. aborting.') - -- end - - -- -- Show tag info - -- print((' Found tag : %s'):format(result.name)) - -- end - -- Load dump.bin file print( (' Load data from %s'):format(inputTemplate)) hex, err = utils.ReadDumpFile(inputTemplate) @@ -373,10 +375,7 @@ local function main(args) blockindex = blockindex + 1 end - if DEBUG then - print('Validating checksums in the loaded datadump') - ValidateCheckSums(blocks) - end + if DEBUG then ValidateCheckSums(blocks) end -- print( string.rep('--',20) ) @@ -393,7 +392,7 @@ local function main(args) local item = toys.Find( toytype, subtype) if item then local itemStr = ('%s - %s (%s)'):format(item[6],item[5], item[4]) - print(' ITEM TYPE :'..itemStr ) + print(' ITEM TYPE : '..itemStr ) else print( (' ITEM TYPE : 0x%s 0x%s'):format(toytype, subtype) ) end @@ -407,12 +406,19 @@ local function main(args) print( string.rep('--',20) ) - -- lets do something. - -- + -- Experience should be: local experience = blocks[8]:sub(1,6) - print(('Experience : %d'):format(utils.SwapEndianness(experience,24))) + print(('Experience : %d'):format(utils.SwapEndianness(experience,16))) + local money = blocks[8]:sub(7,10) print(('Money : %d'):format(utils.SwapEndianness(money,16))) + + -- + + -- Sequence number + local seqnum = blocks[8]:sub(18,19) + print(('Sequence number : %d'):format( tonumber(seqnum,16))) + local fairy = blocks[9]:sub(1,8) --FD0F = Left, FF0F = Right local path = 'not choosen' @@ -425,6 +431,12 @@ local function main(args) local hat = blocks[9]:sub(8,11) print(('Hat : %d'):format(utils.SwapEndianness(hat,16))) + + local level = blocks[13]:sub(27,28) + print(('LEVEL : %d'):format( tonumber(level,16))) + + --local health = blocks[]:sub(); + --print(('Health : %d'):format( tonumber(health,16)) --0x0D 0x29 0x0A 0x02 16-bit hero points value. Maximum 100. local heropoints = blocks[13]:sub(20,23) @@ -434,6 +446,11 @@ local function main(args) local challenges = blocks[16]:sub(25,32) print(('Finished hero challenges : %d'):format(utils.SwapEndianness(challenges,32))) + -- Character Name + local name1 = blocks[10]:sub(1,32) + local name2 = blocks[12]:sub(1,32) + print('Custom name : '..utils.ConvertHexToAscii(name1..name2)) + if maxed then print('Lets try to max out some values') -- max out money, experience @@ -455,20 +472,15 @@ local function main(args) --print (blocks[13]) -- Update Checksums - print('Updating all checksums') - SetCheckSum(blocks, 3) - SetCheckSum(blocks, 2) - SetCheckSum(blocks, 1) - SetCheckSum(blocks, 0) - - print('Validating all checksums') + SetAllCheckSum(blocks) + + -- Validate Checksums ValidateCheckSums(blocks) end - + --Load dumpdata to emulator memory if DEBUG then - print('Sending dumpdata to emulator memory') - err = LoadEmulator(blocks) + err = LoadEmulator(uid, blocks) if err then return oops(err) end core.clearCommandBuffer() print('The simulation is now prepared.\n --> run \"hf mf sim u '..uid..'\" <--')