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mrpkey.py
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mrpkey.py
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#!/usr/bin/python
# mrpkey.py - calculate 3DES key for Machine Readable Passport
#
# Adam Laurie <adam@algroup.co.uk>
# http://rfidiot.org/
#
# This code is copyright (c) Adam Laurie, 2006, 2007, All rights reserved.
# For non-commercial use only, the following terms apply - for all other
# uses, please contact the author:
#
# This code is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This code is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
STRIP_INDEX=True
DEBUG= False
Filetype= ''
DocumentType= '?'
Fields= ()
FieldNames= ()
FieldLengths= ()
FieldKeys= ()
# this needs fixing - MAX should be able to go up to size supported by device
MAXCHUNK= 118
import rfidiot
import sys
import os
import commands
from Crypto.Hash import SHA
from Crypto.Cipher import DES3
from Crypto.Cipher import DES
import string
from operator import *
import StringIO
from Tkinter import *
import Image
import ImageTk
# Machine Readable Document types
DOC_UNDEF= {
'?':'Undefined',
}
DOC_ID= {
'I<':'ID Card',
'IR':'ID Card',
}
DOC_PASS= {
'P<':'Passport',
'PM':'Passport',
'PA':'Passport',
'PV':'Passport',
}
DOCUMENT_TYPE= {}
# TEST data
TEST_MRZ= 'L898902C<3UTO6908061F9406236ZE184226B<<<<<14'
TEST_rnd_ifd= '781723860C06C226'
TEST_rnd_icc= '4608F91988702212'
TEST_Kifd= '0B795240CB7049B01C19B33E32804F0B'
TEST_respdata= '46B9342A41396CD7386BF5803104D7CEDC122B9132139BAF2EEDC94EE178534F2F2D235D074D7449'
MRZ_WEIGHT= [7,3,1]
APDU_OK= '9000'
APDU_BAC= '6982'
# Data Groups and Elements
EF_COM= '60'
EF_DG1= '61'
EF_DG2= '75'
EF_DG3= '63'
EF_DG4= '76'
EF_DG5= '65'
EF_DG6= '66'
EF_DG7= '67'
EF_DG8= '68'
EF_DG9= '69'
EF_DG10= '6a'
EF_DG11= '6b'
EF_DG12= '6c'
EF_DG13= '6d'
EF_DG14= '6e'
EF_DG15= '6f'
EF_DG16= '70'
EF_SOD= '77'
EF_TAGS= '5c'
# Data Group Names
TAG_NAME= {EF_COM:'EF.COM Data Group Presence Map',\
EF_DG1:'EF.DG1 Data Recorded in MRZ',\
EF_DG2:'EF.DG2 Encoded Identification Features - FACE',\
EF_DG3:'EF.DG3 Encoded Identification Features - FINGER(s)',\
EF_DG4:'EF.DG4 Encoded Identification Features - IRIS(s)',\
EF_DG5:'EF.DG5 Displayed Identification Feature(s) - PORTRAIT',\
EF_DG6:'EF.DG6 Reserved for future use',\
EF_DG7:'EF.DG7 Displayed Identification Features - SIGNATURE or USUAL MARK',\
EF_DG8:'EF.DG8 Encoded Security Features - DATA FEATURE(s)',\
EF_DG9:'EF.DG9 Encoded Security Features - STRUCTURE FEATURE(s)',\
EF_DG10:'EF.DG10 Encoded Security Features - SUBSTANCE FEATURE(s)',\
EF_DG11:'EF.DG11 Additional Personal Detail(s)',\
EF_DG12:'EF.DG12 Additional Document Detail(s)',\
EF_DG13:'EF.DG13 Optional Detail(s)',\
EF_DG14:'EF.DG14 Reserved for Future Use',\
EF_DG15:'EF.DG15 Active Authentication Public Key Info',\
EF_DG16:'EF.DG16 Person(s) to Notify',\
EF_SOD:'EF.SOD Document Security Object',\
EF_TAGS:'Tag List'}
# Data Group Passport Application Long FID
TAG_FID= {EF_COM:'011E',\
EF_DG1:'0101',\
EF_DG2:'0102',\
EF_DG3:'0103',\
EF_DG4:'0104',\
EF_DG5:'0105',\
EF_DG6:'0106',\
EF_DG7:'0107',\
EF_DG8:'0108',\
EF_DG9:'0109',\
EF_DG10:'010A',\
EF_DG11:'010B',\
EF_DG12:'010C',\
EF_DG13:'010D',\
EF_DG14:'010E',\
EF_DG15:'010F',\
EF_DG16:'0110',\
EF_SOD:'011D'}
# Filesystem paths
tempfiles= '/tmp/'
filespath= ''
# Data Group filenames for local storage
TAG_FILE= {EF_COM:'EF_COM.BIN',\
EF_DG1:'EF_DG1.BIN',\
EF_DG2:'EF_DG2.BIN',\
EF_DG3:'EF_DG3.BIN',\
EF_DG4:'EF_DG4.BIN',\
EF_DG5:'EF_DG5.BIN',\
EF_DG6:'EF_DG6.BIN',\
EF_DG7:'EF_DG7.BIN',\
EF_DG8:'EF_DG8.BIN',\
EF_DG9:'EF_DG9.BIN',\
EF_DG10:'EF_DG10.BIN',\
EF_DG11:'EF_DG11.BIN',\
EF_DG12:'EF_DG12.BIN',\
EF_DG13:'EF_DG13.BIN',\
EF_DG14:'EF_DG14.BIN',\
EF_DG15:'EF_DG15.BIN',\
EF_DG16:'EF_DG16.BIN',\
EF_SOD:'EF_SOD.BIN'}
# Flags filenames for local storage
NOBAC_FILE='NOBAC'
# Data Group 1 Elements
DG1_ELEMENTS= {EF_DG1:'EF.DG1',\
'5f01':'LDS Version number with format aabb, where aa defines the version of the LDS and bb defines the update level',\
'5f36':'Unicode Version number with format aabbcc, where aa defines the Major version, bb defines the Minor version and cc defines the release level',\
'5c':'Tag list. List of all Data Groups present.'}
# Data Group 2 Elements
BDB= '5f2e'
BDB1= '7f2e'
FAC= '46414300'
DG2_ELEMENTS= {EF_DG2:'EF.DG2',\
'7f61':'Biometric Information Group Template',\
'02':'Integer - Number of instances of this type of biometric',\
'7f60':'1st Biometric Information Template',\
'a1':'Biometric Header Template (BHT)',\
'80':'ICAO header version [01 00] (Optional) - Version of the CBEFF patron header format',\
'81':'Biometric type (Optional)',\
'82':'Biometric feature (Optional for DG2, mandatory for DG3, DG4.)',\
'83':'Creation date and time (Optional)',\
'84':'Validity period (from through) (Optional)',\
'86':'Creator of the biometric reference data (PID) (Optional)',\
'87':'Format owner (Mandatory)',\
'88':'Format type (Mandatory)',\
BDB:'Biometric data (encoded according to Format Owner) also called the biometric data block (BDB).',\
BDB1:'Biometric data (encoded according to Format Owner) also called the biometric data block (BDB).',\
'7f60':'2nd Biometric Information Template',\
FAC:'Format Identifier ASCII FAC\0'}
# Data Group 2 field types
TEMPLATE= 0
SUB= 1
DG2_TYPE= {EF_DG2:TEMPLATE,\
'7f61':TEMPLATE,\
'02':SUB,\
'7f60':TEMPLATE,\
'a1':TEMPLATE,\
'80':SUB,\
'81':SUB,\
'82':SUB,\
'83':SUB,\
'84':SUB,\
'86':SUB,\
'87':SUB,\
'88':SUB,\
'5f2e':TEMPLATE,\
'7f2e':TEMPLATE,\
'7f60':TEMPLATE}
# ISO 19794_5 (Biometric identifiers)
ISO19794_5_GENDER= { '00':'Unpecified',\
'01':'Male',\
'02':'Female',\
'03':'Unknown',\
'ff':'Other'}
ISO19794_5_EYECOLOUR= { '00':'Unspecified',\
'01':'Black',\
'02':'Blue',\
'03':'Brown',\
'04':'Grey',\
'05':'Green',\
'06':'Multi',\
'07':'Pink',\
'08':'Other'}
ISO19794_5_HAIRCOLOUR= { '00':'Unspecified',\
'01':'Bald',\
'02':'Black',\
'03':'Blonde',\
'04':'Brown',\
'05':'Grey',\
'06':'White',\
'07':'Red',\
'08':'Green',\
'09':'Blue',\
'ff':'Other'}
ISO19794_5_FEATURE= {0x01:'Specified',\
0x02:'Glasses',\
0x04:'Moustache',\
0x08:'Beard',\
0x10:'Teeth Visible',\
0x20:'Blink',\
0x40:'Mouth Open',\
0x80:'Left Eyepatch',\
0x100:'Right Eyepatch',\
0x200:'Dark Glasses',\
0x400:'Distorted'}
ISO19794_5_EXPRESSION= {'0000':'Unspecified',\
'0001':'Neutral',\
'0002':'Smile Closed',\
'0003':'Smile Open',\
'0004':'Raised Eyebrow',\
'0005':'Looking Away',\
'0006':'Squinting',\
'0007':'Frowning'}
ISO19794_5_IMG_TYPE= {'00':'Unspecified (Front)',\
'01':'Basic',\
'02':'Full Front',\
'03':'Token Front',\
'04':'Other'}
ISO19794_5_IMG_DTYPE= {'00':'JPEG',\
'01':'JPEG 2000'}
ISO19794_5_IMG_FTYPE= {'00':'JPG',\
'01':'JP2'}
ISO19794_5_IMG_CSPACE= {'00':'Unspecified',\
'01':'RGB24',\
'02':'YUV422',\
'03':'GREY8BIT',\
'04':'Other'}
ISO19794_5_IMG_SOURCE= {'00':'Unspecified',\
'01':'Static Unspecified',\
'02':'Static Digital',\
'03':'Static Scan',\
'04':'Video Unknown',\
'05':'Video Analogue',\
'06':'Video Digital',\
'07':'Unknown'}
ISO19794_5_IMG_QUALITY= {'00':'Unspecified'}
DG7_ELEMENTS= {EF_DG7:'EF.DG7',\
'5f43':'Displayed signature or mark',\
'02':'Integer - Number of instances of this type of displayed image'}
# display options
# standard document
MRZ_FIELD_NAMES= ('Document code','Issuing State or Organisation','Name','Passport Number','Check Digit','Nationality','Date of Birth','Check Digit','Sex','Date of Expiry','Check Digit','Personal Number or other optional elements','Check Digit','Composite Check Digit')
MRZ_FIELD_LENGTHS= (2,3,39,9,1,3,6,1,1,6,1,14,1,1)
MRZ_FIELD_DISPLAY= (0,3,1,2,5,6,8,9,11)
MRZ_FIELD_KEYS= (44,57,65)
# id card
MRZ_FIELD_NAMES_ID= ('Document code','Issuing State or Organisation','Document Number','Check Digit','Personal Number or other optional elements','Check Digit','Date of Birth','Check Digit','Sex','Date of Expiry','Check Digit','Nationality','Check Digit','Name')
MRZ_FIELD_LENGTHS_ID= (2,3,9,1,14,1,6,1,1,6,1,14,1,30)
MRZ_FIELD_DISPLAY_ID= (0,2,1,13,11,6,8,9,4)
MRZ_FIELD_KEYS_ID= (5,30,38)
# Global Send Sequence Counter
SSC= ''
# Global bruteforce vars
num= []
map= []
brnum= 0
def mrzspaces(data, fill):
out= ''
for x in range(len(data)):
if data[x] == '<':
out += fill
else:
out += data[x]
return out
Displayed= False
Display_DG7= False
def drawfeatures(face,features):
global Displayed
global Style
face.delete("feature")
if Displayed:
Displayed= False;
return
for item in features:
x= int(item[4:8],16)
y= int(item[8:12],16)
if Style == 'Arrow':
face.create_line(0,0,x,y,fill="Red",arrow="last",width=2,tags="feature")
if Style == 'Cross':
face.create_line(x-6,y-6,x+6,y+6,fill="Red",width=2, tags="feature")
face.create_line(x-6,y+6,x+6,y-6,fill="Red",width=2, tags= "feature")
if Style == 'Target':
face.create_line(x,y-15,x,y+15,fill="Red",width=3, tags="feature")
face.create_line(x-15,y,x+15,y,fill="Red",width=3, tags="feature")
face.create_oval(x-6,y-6,x+6,y+6,fill="Red",tags="feature")
if Style == 'Circle':
face.create_oval(x-6,y-6,x+6,y+6,fill="Red", tags="feature")
Displayed= True
def changestyle(style,face,features):
global Style
global Displayed
Style= style
if Displayed:
Displayed= False
drawfeatures(face,features)
def secure_select_file(keyenc, keymac,file):
"secure select file"
global SSC
cla= '0c'
ins= passport.ISOAPDU['SELECT_FILE']
p1= '02'
p2= '0c'
command= passport.PADBlock(passport.ToBinary(cla + ins + p1 + p2))
data= passport.PADBlock(passport.ToBinary(file))
tdes= DES3.new(keyenc,DES.MODE_CBC,passport.DES_IV)
encdata= tdes.encrypt(data)
if DEBUG:
print 'Encrypted data: ',
passport.HexPrint(encdata)
do87= passport.ToBinary(passport.DO87) + encdata
m= command + do87
if DEBUG:
print 'DO87: ',
passport.HexPrint(m)
SSC= passport.SSCIncrement(SSC)
n= SSC + m
cc= passport.DESMAC(n,keymac,'')
if DEBUG:
print 'CC: ',
passport.HexPrint(cc)
do8e= passport.ToBinary(passport.DO8E) + cc
if DEBUG:
print 'DO8E: ',
passport.HexPrint(do8e)
lc= "%02x" % (len(do87) + len(do8e))
le= '00'
data= passport.ToHex(do87 + do8e)
if DEBUG:
print
print 'Protected APDU: ',
print cla+ins+p1+p2+lc+data+le
ins= 'SELECT_FILE'
if passport.send_apdu('','','','',cla,ins,p1,p2,lc,data,le):
out= passport.data
if DEBUG:
print 'Secure Select:',
if passport.errorcode == APDU_OK:
if DEBUG:
print 'OK'
check_cc(keymac,out)
return True, out
else:
return False, passport.errorcode
def secure_read_binary(keymac,bytes,offset):
"secure read binary data"
global SSC
cla= '0c'
ins= passport.ISOAPDU['READ_BINARY']
hexoffset= '%04x' % offset
p1= hexoffset[0:2]
p2= hexoffset[2:4]
le= '%02x' % bytes
command= passport.PADBlock(passport.ToBinary(cla + ins + p1 + p2))
do97= passport.ToBinary(passport.DO97 + le)
m= command + do97
SSC= passport.SSCIncrement(SSC)
n= SSC + m
cc= passport.DESMAC(n,keymac,'')
do8e= passport.ToBinary(passport.DO8E) + cc
lc= "%02x" % (len(do97) + len(do8e))
le= '00'
data= passport.ToHex(do97 + do8e)
if DEBUG:
print
print 'Protected APDU: ',
print cla+ins+p1+p2+lc+data+le
ins= 'READ_BINARY'
if passport.send_apdu('','','','',cla,ins,p1,p2,lc,data,le):
out= passport.data
if DEBUG:
print 'Secure Read Binary (%02d bytes): ' % bytes,
if passport.errorcode == APDU_OK:
if DEBUG:
print 'OK:', out
check_cc(keymac,out)
return True, out
else:
return False, passport.errorcode
def calculate_check_digit(data):
"calculate ICAO 9303 check digit"
cd= n= 0
for d in data:
if 'A' <= d <= 'Z':
value = ord(d)-55
elif d == '<':
value = 0
else:
value = int(d)
cd += value * MRZ_WEIGHT[n % 3]
n += 1
return '%s' % (cd % 10)
def check_cc(key,rapdu):
"Check Cryptographic Checksum"
global SSC
SSC= passport.SSCIncrement(SSC)
k= SSC
length= 0
# check if DO87 present
if rapdu[0:2] == "87":
length= 4 + int(rapdu[2:4],16) * 2
k += passport.ToBinary(rapdu[:length])
# check if DO99 present
if rapdu[length:length + 2] == "99":
length2= 4 + int(rapdu[length + 2:length + 4],16) * 2
k += passport.ToBinary(rapdu[length:length + length2])
if DEBUG:
print 'K: ',
passport.HexPrint(k)
cc= passport.DESMAC(k,key,'')
if DEBUG:
print 'CC: ',
print passport.ToHex(cc),
if cc == passport.ToBinary(rapdu[len(rapdu) - len(cc) *2:]):
if DEBUG:
print '(verified)'
return True
else:
print 'Cryptographic Checksum failed!'
print 'Expected CC: ',
passport.HexPrint(cc)
print 'Received CC: ',
print rapdu[len(rapdu) - len(cc) * 2:]
os._exit(True)
def decode_ef_com(data):
TAG_PAD= '80'
# set up array for Data Groups to be read
ef_groups= []
"display contents of EF.COM"
hexdata= passport.ToHex(data)
# skip header
pos= 2
# EF.COM length
print 'Length: ', asn1datalength(hexdata[pos:])
pos += asn1fieldlength(hexdata[pos:])
while pos < len(hexdata):
# end of data
if hexdata[pos:pos+2] == TAG_PAD:
return
# LDS & Unicode Versions
decoded= False
for length in 2,4:
if DG1_ELEMENTS.has_key(hexdata[pos:pos + length]):
decoded= True
print ' tag:',hexdata[pos:pos + length],'('+DG1_ELEMENTS[hexdata[pos:pos+length]]+')'
# decode tag list (stored objects)
if hexdata[pos:pos+length] == EF_TAGS:
pos += 2
print ' length: ',
length= asn1datalength(hexdata[pos:])
print length
pos += asn1fieldlength(hexdata[pos:])
for n in range(length):
print ' Data Group: ',
print hexdata[pos:pos+2] + ' (' + TAG_NAME[hexdata[pos:pos+2]] + ')'
ef_groups.append(hexdata[pos:pos+2])
pos += 2
else:
pos += length
fieldlength= asn1datalength(hexdata[pos:])
print ' length:',fieldlength
pos += asn1fieldlength(hexdata[pos:])
print ' data:',hexdata[pos:pos+fieldlength*2]
pos += fieldlength*2
if not decoded:
print 'Unrecognised element:', hexdata[pos:pos+4]
os._exit(True)
return ef_groups
def read_file(file):
if not passport.iso_7816_select_file(file,passport.ISO_7816_SELECT_BY_EF,'0C'):
return False, ''
readlen= 4
offset= 4
if not passport.iso_7816_read_binary(readlen,0):
return False, ''
data= passport.data
# get file length
tag= data[:2]
datalen= asn1datalength(data[2:])
print 'File Length:', datalen
# deduct length field and header from what we've already read
readlen= datalen - (3 - asn1fieldlength(data[2:]) / 2)
print 'Remaining data length:', readlen
# read remaining bytes
while readlen > 0:
if readlen > MAXCHUNK:
toread= MAXCHUNK
else:
toread= readlen
if not passport.iso_7816_read_binary(toread,offset):
return False, ''
data+=passport.data
offset += toread
readlen -= toread
print 'Reading: %05d\r' % readlen,
sys.stdout.flush()
print
return True, data.decode('hex')
def asn1fieldlength(data):
#return length of number field according to asn.1 rules (doubled as we normally care about the hex version)
if int(data[:2],16) <= 0x7f:
return 2
if int(data[:2],16) == 0x81:
return 4
if int(data[:2],16) == 0x82:
return 6
def asn1datalength(data):
#return actual length represented by asn.1 field
if int(data[:2],16) <= 0x7f:
return int(data[:2],16)
if int(data[:2],16) == 0x81:
return int(data[2:4],16)
if int(data[:2],16) == 0x82:
return int(data[2:6],16)
def secure_read_file(keyenc,keymac,file):
# MAXCHUNK= int(passport.ISO_FRAMESIZE[passport.framesize])
status, rapdu= secure_select_file(keyenc,keymac,file)
if not status:
return False, rapdu
# secure read file header (header byte plus up to 3 bytes of field length)
readlen= 4
offset= 4
status, rapdu= secure_read_binary(keymac,readlen,0)
if not status:
return False, rapdu
do87= rapdu[6:22]
if DEBUG:
print 'DO87: ' + do87
print 'Decrypted DO87: ',
tdes= DES3.new(keyenc,DES.MODE_CBC,passport.DES_IV)
decdo87= tdes.decrypt(passport.ToBinary(do87))[:readlen]
if DEBUG:
passport.HexPrint(decdo87)
# get file length
do87hex= passport.ToHex(decdo87)
tag= do87hex[:2]
datalen= asn1datalength(do87hex[2:])
print 'File Length:', datalen
# deduct length field and header from what we've already read
readlen= datalen - (3 - asn1fieldlength(do87hex[2:]) / 2)
print 'Remaining data length:', readlen
# secure read remaining bytes
while readlen > 0:
if readlen > MAXCHUNK:
toread= MAXCHUNK
else:
toread= readlen
status, rapdu= secure_read_binary(keymac,toread,offset)
if not status:
return rapdu
do87= rapdu[6:(toread + (8 - toread % 8)) * 2 + 6]
tdes= DES3.new(keyenc,DES.MODE_CBC,passport.DES_IV)
decdo87 += tdes.decrypt(passport.ToBinary(do87))[:toread]
offset += toread
readlen -= toread
print 'Reading: %05d\r' % readlen,
sys.stdout.flush()
print
return True, decdo87
def decode_ef_dg1(data):
global DocumentType
global DOCUMENT_TYPE
global Fields
global FieldNames
global FieldLengths
global FieldKeys
length= int(passport.ToHex(data[4]),16)
print 'Data Length: ',
print length
pointer= 5
out= ''
while pointer < len(data):
if data[pointer] == chr(0x80):
break
out += '%s' % chr(int(passport.ToHex(data[pointer]),16))
pointer += 1
print ' Decoded Data: ' + out
DocumentType= out[0:2]
if DOC_ID.has_key(DocumentType):
print ' Document type: %s' % DOC_ID[DocumentType]
DOCUMENT_TYPE= DOC_ID
Fields= MRZ_FIELD_DISPLAY_ID
FieldNames= MRZ_FIELD_NAMES_ID
FieldLengths= MRZ_FIELD_LENGTHS_ID
FieldKeys= MRZ_FIELD_KEYS_ID
else:
print ' Document type: %s' % DOC_PASS[DocumentType]
DOCUMENT_TYPE= DOC_PASS
Fields= MRZ_FIELD_DISPLAY
FieldNames= MRZ_FIELD_NAMES
FieldLengths= MRZ_FIELD_LENGTHS
FieldKeys= MRZ_FIELD_KEYS
pointer= 0
for n in range(len(FieldNames)):
print ' ' + FieldNames[n] + ': ',
print out[pointer:pointer + FieldLengths[n]]
pointer += FieldLengths[n]
return(out)
def decode_ef_dg2(data):
global Filetype
img_features= []
datahex= passport.ToHex(data)
position= 0
end= len(datahex)
while position < end:
decoded= False
# check for presence of tags
for length in 4,2:
if DG2_ELEMENTS.has_key(datahex[position:position + length]):
decoded= True
tag= datahex[position:position + length]
print ' Tag:', tag, '('+DG2_ELEMENTS[tag]+')'
# don't skip TEMPLATE fields as they contain sub-fields
# except BDB which is a special case (CBEFF formatted) so for now
# just try and extract the image which is 65 bytes in
if DG2_TYPE[tag] == TEMPLATE:
position += length
fieldlength= asn1datalength(datahex[position:])
print ' length:', fieldlength
if tag == BDB or tag == BDB1:
# process CBEFF block
position += asn1fieldlength(datahex[position:])
# FACE header
length= len(FAC)
tag= datahex[position:position + length]
if not tag == FAC:
print 'Missing FAC in CBEFF block: %s' % tag
os._exit(True)
position += length
# FACE version
print ' FACE version: %s' % passport.ToBinary(datahex[position:position + 6])
position += 8
# Image length
print ' Record Length: %d' % int(datahex[position:position + 8],16)
imagelength= int(datahex[position:position + 8],16)
position += 8
# Number of Images
images= int(datahex[position:position + 4],16)
print ' Number of Images: %d' % images
position += 4
# Facial Image block
print ' Block Length: %d' % int(datahex[position:position + 8],16)
position += 8
features= int(datahex[position:position + 4],16)
print ' Number of Features: %d' % features
position += 4
print ' Gender: %s' % ISO19794_5_GENDER[datahex[position:position + 2]]
position += 2
print ' Eye Colour: %s' % ISO19794_5_EYECOLOUR[datahex[position:position + 2]]
position += 2
print ' Hair Colour: %s' % ISO19794_5_HAIRCOLOUR[datahex[position:position + 2]]
position += 2
mask= int(datahex[position:position + 6],16)
print ' Feature Mask: %s' % datahex[position:position + 6]
position += 6
if features:
print ' Features:'
for m, d in ISO19794_5_FEATURE.items():
if and_(mask,m):
print ' : %s' % d
print ' Expression: %s' % ISO19794_5_EXPRESSION[datahex[position:position + 4]]
position += 4
print ' Pose Angle: %s' % datahex[position:position + 6]
position += 6
print ' Pose Angle Uncertainty: %s' % datahex[position:position + 6]
position += 6
while features > 0:
print ' Feature block: %s' % datahex[position:position + 16]
img_features.append(datahex[position:position + 16])
features -= 1
position += 16
print ' Image Type: %s' % ISO19794_5_IMG_TYPE[datahex[position:position + 2]]
position += 2
print ' Image Data Type: %s' % ISO19794_5_IMG_DTYPE[datahex[position:position + 2]]
Filetype= ISO19794_5_IMG_FTYPE[datahex[position:position + 2]]
position += 2
print ' Image Width: %d' % int(datahex[position:position + 4],16)
position += 4
print ' Image Height: %d' % int(datahex[position:position + 4],16)
position += 4
print ' Image Colour Space: %s' % ISO19794_5_IMG_CSPACE[datahex[position:position + 2]]
position += 2
print ' Image Source Type: %s' % ISO19794_5_IMG_SOURCE[datahex[position:position + 2]]
position += 2
print ' Image Device Type: %s' % datahex[position:position + 6]
position += 6
print ' Image Quality: %s' % ISO19794_5_IMG_QUALITY[datahex[position:position + 2]]
position += 2
img= open(tempfiles+'EF_DG2.' + Filetype,'wb+')
img.write(data[position / 2:position + imagelength])
img.flush()
img.close()
print ' JPEG image stored in %sEF_DG2.%s' % (tempfiles,Filetype)
position += imagelength * 2
else:
position += asn1fieldlength(datahex[position:])
else:
position += length
fieldlength= asn1datalength(datahex[position:])
print ' length:', fieldlength
position += asn1fieldlength(datahex[position:])
print ' data:', datahex[position:position + fieldlength * 2]
position += fieldlength * 2
if not decoded:
print 'Unrecognised element:', datahex[position:position + 4]
os._exit(True)
return img_features
def decode_ef_dg7(data):
global Filetype
global Display_DG7
datahex= passport.ToHex(data)
position= 0
end= len(datahex)
while position < end:
decoded= False
# check for presence of tags
for length in 4,2:
if DG7_ELEMENTS.has_key(datahex[position:position + length]):
decoded= True
tag= datahex[position:position + length]
print ' Tag:', tag, '('+DG7_ELEMENTS[tag]+')'
position += length
fieldlength= asn1datalength(datahex[position:])
print ' length:', fieldlength
if tag == '67':
position += asn1fieldlength(datahex[position:])
elif tag == '02':
position += asn1fieldlength(datahex[position:])
print ' content: %i instance(s)' % int(datahex[position:position + fieldlength * 2], 16)
# note that for now we don't support decoding several instances...
position += fieldlength * 2
elif tag == '5f43':
position += asn1fieldlength(datahex[position:])
img= open(tempfiles+'EF_DG7.' + Filetype,'wb+')
img.write(data[position / 2:position + fieldlength])
img.flush()
img.close()
print ' JPEG image stored in %sEF_DG7.%s' % (tempfiles,Filetype)
Display_DG7= True
position += fieldlength * 2
if not decoded:
print 'Unrecognised element:', datahex[position:position + 4]
os._exit(True)
return
def jmrtd_create_file(file,length):
"create JMRTD file"
ins= 'CREATE_FILE'
p1= '00'
p2= '00'
le= '06' # length is always 6
data= "6304" + "%04x" % length + file
if passport.send_apdu('','','','','',ins,p1,p2,le,data,''):
return
if passport.errorcode == '6D00':
# could be a vonJeek card
print "create file failed - assuming vonJeek emulator"
return
passport.iso_7816_fail(passport.errorcode)
def jmrtd_select_file(file):
"select JMRTD file"
ins= 'SELECT_FILE'
p1= '00'
p2= '00'
data= "02" + file
if passport.send_apdu('','','','','',ins,p1,p2,'',data,''):
return
if passport.errorcode == '6982':
# try vonJeek
print "selecting vonJeek file"
ins= 'VONJEEK_SELECT_FILE'
cla= '10'
if passport.send_apdu('','','','',cla,ins,p1,p2,'',data,''):
return
passport.iso_7816_fail(passport.errorcode)
def jmrtd_write_file(file,data):
"write data to JMRTD file"
jmrtd_select_file(file)
offset= 0
towrite= len(data)
while towrite:
if towrite > MAXCHUNK:
chunk= MAXCHUNK
else:
chunk= towrite
print "\rwriting %d bytes " % towrite,
sys.stdout.flush()
jmrtd_update_binary(offset,data[offset:offset + chunk])
offset += chunk
towrite -= chunk
print
def jmrtd_update_binary(offset,data):
"write a chunk of data to an offset within the currently selected JMRTD file"
hexoff= "%04x" % offset
ins= 'UPDATE_BINARY'
p1= hexoff[0:2]
p2= hexoff[2:4]
lc= "%02x" % len(data)
data= passport.ToHex(data)
if passport.send_apdu('','','','','',ins,p1,p2,lc,data,''):
return
if passport.errorcode == '6D00':
# vonJeek
print "(vonJeek)",
ins= 'VONJEEK_UPDATE_BINARY'
cla= '10'
if passport.send_apdu('','','','',cla,ins,p1,p2,lc,data,''):
return
passport.iso_7816_fail(passport.errorcode)
def jmrtd_personalise(documentnumber,dob,expiry):
"set the secret key for JMRTD document"
ins= 'PUT_DATA'
p1= '00'
p2= '62'
data= '621B04' + "%02x" % len(documentnumber) + passport.ToHex(documentnumber) + '04' + "%02x" % len(dob) + passport.ToHex(dob) + '04' + "%02X" % len(expiry) + passport.ToHex(expiry)
lc= "%02X" % (len(data) / 2)
if passport.send_apdu('','','','','',ins,p1,p2,lc,data,''):
return
if passport.errorcode == '6D00':
# vonJeek
cla= '10'
ins= 'VONJEEK_SET_MRZ'
data= passport.ToHex(documentnumber) + passport.ToHex(calculate_check_digit(documentnumber)) + passport.ToHex(dob) + passport.ToHex(calculate_check_digit(dob)) + passport.ToHex(expiry) + passport.ToHex(calculate_check_digit(expiry))
lc= "%02X" % (len(data) / 2)
if passport.send_apdu('','','','',cla,ins,p1,p2,lc,data,''):
# see if we need to set BAC or not, hacky way for now...
if os.access(filespath+NOBAC_FILE,os.F_OK):
BAC=False
else:
BAC=True
if BAC:
vonjeek_setBAC()
else:
vonjeek_unsetBAC()
return
passport.iso_7816_fail(passport.errorcode)
def vonjeek_setBAC():
"enable BAC on vonjeek emulator card"
# Setting BAC works only on recent vonJeek emulators, older have only BAC anyway
print "Forcing BAC mode to ENABLED"
if passport.send_apdu('','','','','10','VONJEEK_SET_BAC','00','01','00','',''):
return
else:
print "ERROR Could not enable BAC, make sure you are using a recent vonJeek emulator"
os._exit(True)
def vonjeek_unsetBAC():
"disable BAC on vonjeek emulator card"
print "Forcing BAC mode to DISABLED"
if passport.send_apdu('','','','','10','VONJEEK_SET_BAC','00','00','00','',''):
return
else:
print "ERROR Could not disable BAC, make sure you are using a recent vonJeek emulator"
os._exit(True)
def jmrtd_lock():
"set the JMRTD to Read Only"
ins= 'PUT_DATA'
p1= 'de'
p2= 'ad'
lc= '00'
if passport.send_apdu('','','','','',ins,p1,p2,lc,'',''):
return
passport.iso_7816_fail(passport.errorcode)
def bruteno(init):
global num
global map
global brnum
global width
if init:
# set up brute force and return number of iterations required
width= 0
for x in range(len(init)):
if init[x] == '?':
width += 1
num.append(0)
map.append(True)
else:
num.append(init[x])
map.append(False)
return pow(10, width)
else:
out= ''
bruted= False
for x in range(len(num)):
if map[x]:
if bruted:
continue
else:
bruted= True
out += '%0*d' % (width, brnum)
brnum += 1
else:
out += num[x]
return out
try:
passport= rfidiot.card
except:
os._exit(True)
args= rfidiot.args
Help= rfidiot.help
Nogui= rfidiot.nogui
DEBUG= rfidiot.rfidiotglobals.Debug
myver= 'mrpkey v0.1t'
passport.info(myver)