X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/9c0f13d5dd68761154694c71a8c4fba4f876ed2d..refs/pull/297/head:/client/scripts/tnp3sim.lua

diff --git a/client/scripts/tnp3sim.lua b/client/scripts/tnp3sim.lua
index adc34cce..4e10eb75 100644
--- a/client/scripts/tnp3sim.lua
+++ b/client/scripts/tnp3sim.lua
@@ -4,7 +4,7 @@ local bin = require('bin')
 local lib14a = require('read14a')
 local utils = require('utils')
 local md5 = require('md5')
-local toyNames = require('default_toys')
+local toys = require('default_toys')
 
 example =[[
 	1. script run tnp3sim
@@ -23,10 +23,33 @@ 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 DEBUG = false -- the debug flag
+local RANDOM = '20436F707972696768742028432920323031302041637469766973696F6E2E20416C6C205269676874732052657365727665642E20'
+
+local band = bit32.band
+local bor = bit32.bor
+local lshift = bit32.lshift
+local rshift = bit32.rshift
+local byte = string.byte
+local char = string.char
+local sub = string.sub
+local format = string.format
+
+
+
+local band = bit32.band
+local bor = bit32.bor
+local lshift = bit32.lshift
+local rshift = bit32.rshift
+local byte = string.byte
+local char = string.char
+local sub = string.sub
+local format = string.format
+
 --- 
 -- A debug printout-function
 function dbg(args)
@@ -65,7 +88,6 @@ function ExitMsg(msg)
 	print()
 end
 
-
 local function writedumpfile(infile)
 	 t = infile:read("*all")
 	 len = string.len(t)
@@ -187,9 +209,6 @@ local function ValidateCheckSums(blocks)
 	io.write( ('TYPE 3 area 2: %04x = %04x -- %s\n'):format(crc,calc,isOk))
 end
 
-
-local function LoadEmulator(blocks)
-	local HASHCONSTANT = '20436F707972696768742028432920323031302041637469766973696F6E2E20416C6C205269676874732052657365727665642E20'
 	local cmd
 	local blockdata
 	for _,b in pairs(blocks) do 
@@ -198,10 +217,10 @@ local function LoadEmulator(blocks)
 		
 		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 enc = core.aes128_encrypt(key, blockdata)
 				local hex = utils.ConvertAsciiToBytes(enc)
 				hex = utils.ConvertBytesToHex(hex)
 			
@@ -219,6 +238,102 @@ local function LoadEmulator(blocks)
 	io.write('\n')
 end
 
+local function Num2Card(m, l)
+
+	local k = {
+		0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39,0x42, 0x43, 0x44, 0x46, 0x47, 0x48, 0x4A, 0x4B,
+		0x4C, 0x4D, 0x4E, 0x50, 0x51, 0x52, 0x53, 0x54,0x56, 0x57, 0x58, 0x59, 0x5A, 0x00
+	}
+	local msw = tonumber(utils.SwapEndiannessStr(m,32),16)
+	local lsw = tonumber(utils.SwapEndiannessStr(l,32),16)
+
+	if msw > 0x17ea1 then
+		return "too big"
+	end
+
+	if msw == 0x17ea1 and lsw > 0x8931fee8 then
+		return "out of range"
+	end
+
+	local s = ""
+	local index
+	for i = 1,10 do
+		index, msw, lsw = DivideByK( msw, lsw)
+		if ( index <= 1 ) then
+			s = char(k[index]) .. s
+		else
+			s = char(k[index-1]) .. s
+		end 
+		print (index-1, msw, lsw)
+	end
+    return s
+end
+--33LRT-LM9Q9
+--7, 122, 3474858630
+--20, 4, 1008436634
+--7, 0, 627182959
+--17, 0, 21626998
+--16, 0, 745758
+--23, 0, 25715
+--21, 0, 886
+--16, 0, 30
+--1, 0, 1
+--1, 0, 0
+
+function DivideByK(msw, lsw)
+
+	local lowLSW
+	local highLSW
+	local remainder = 0
+	local RADIX = 29
+
+	--local num = 0 | band( rshift(msw,16), 0xffff)
+	local num = band( rshift(msw, 16), 0xffff)
+ 
+	--highLSW = 0 | lshift( (num / RADIX) , 16)
+	highLSW = lshift( (num / RADIX) , 16)
+	remainder = num % RADIX
+
+	num =  bor( lshift(remainder,16), band(msw, 0xffff))
+
+	--highLSW |= num / RADIX
+	highLSW = highLSW or (num / RADIX)
+	remainder = num % RADIX
+
+	num =  bor( lshift(remainder,16), ( band(rshift(lsw,16), 0xffff)))
+
+	--lowLSW = 0 | (num / RADIX) << 16
+	lowLSW = 0 or (lshift( (num / RADIX), 16))
+	remainder = num % RADIX
+
+	num =  bor( lshift(remainder,16) , band(lsw, 0xffff) )
+
+	lowLSW = bor(lowLSW, (num / RADIX))
+	remainder = num % RADIX
+	return remainder, highLSW, lowLSW
+	
+	            -- uint num = 0 | (msw >> 16) & 0xffff;
+ 
+            -- highLSW = 0 | (num / RADIX) << 16;
+            -- remainder = num % RADIX;
+
+            -- num = (remainder << 16) | (msw & 0xffff);
+ 
+            -- highLSW |= num / RADIX;
+            -- remainder = num % RADIX;
+
+            -- num = (remainder << 16) | ((lsw >> 16) & 0xffff);
+
+            -- lowLSW = 0 | (num / RADIX) << 16;
+            -- remainder = num % RADIX;
+
+            -- num = (remainder << 16) | (lsw & 0xffff);
+
+            -- lowLSW |= num / RADIX;
+            -- remainder = num % RADIX;
+
+end
+
 local function main(args)
 
 	print( string.rep('--',20) )
@@ -241,21 +356,6 @@ 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)
@@ -269,7 +369,7 @@ local function main(args)
 	end
 
 	if DEBUG then
-		print('Validating checksums in the loaded datadump')
+		print(' Validating checksums')
 		ValidateCheckSums(blocks)
 	end
 	
@@ -277,22 +377,44 @@ local function main(args)
 	print( string.rep('--',20) )	
 	print(' Gathering info')
 	local uid = blocks[0]:sub(1,8)
-	local itemtype = blocks[1]:sub(1,4)
-	local cardid = blocks[1]:sub(9,24)
+	local toytype = blocks[1]:sub(1,4)
+	local cardidLsw = blocks[1]:sub(9,16)
+	local cardidMsw = blocks[1]:sub(17,24)
+	local subtype  = blocks[1]:sub(25,28)
 
 	-- Show info 
 	print( string.rep('--',20) )
-	print( (' ITEM TYPE : 0x%s - %s'):format(itemtype, toyNames[itemtype]) )
+	
+	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 )
+	else
+		print( (' ITEM TYPE : 0x%s 0x%s'):format(toytype, subtype) )
+	end	
+	
 	print( ('       UID : 0x%s'):format(uid) )
-	print( ('    CARDID : 0x%s'):format(cardid ) )	
+	print( ('    CARDID : 0x%s %s [%s]'):format(
+								cardidMsw,cardidLsw, 
+								--Num2Card(cardidMsw, cardidLsw))
+								'')
+								)
 	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'
@@ -305,6 +427,12 @@ 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)))
+	--hälsa: 667 029b  
+	--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)
@@ -314,6 +442,11 @@ 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
@@ -351,7 +484,7 @@ local function main(args)
 		err = LoadEmulator(blocks)
 		if err then return oops(err) end	
 		core.clearCommandBuffer()
-		print('The simulation is now prepared.\n --> run \"hf mf sim u '..uid..' x\" <--')
+		print('The simulation is now prepared.\n --> run \"hf mf sim u '..uid..'\" <--')
 	end
 end
 main(args)
\ No newline at end of file