def upload(pathtocap, aid, blocksize=250, clains='80E8'):
''' Upload a cap file.
will send INSTALL for load & LOAD Command
'''
caps = a2b(api_cap.CAPFile(pathtocap).readAllCap(GP_List))
lgth = len(caps)
c4 = a2b('C4' + getBERTLVlengthfield(lgth)) + caps
lgth = len(c4)
blocks = [c4[i:i + blocksize] for i in range(0, lgth, blocksize)]
assert len(''.join(blocks)) == lgth
assert len(blocks) <= 0x100
apdus = [
''.join([clains, '00%.2X' % i,
'%.2X' % len(b),
b2a(b)]) for i, b in enumerate(blocks)
]
lastblock = apdus[-1]
apdus[-1] = '80E880' + lastblock[6:]
installforload(aid)
for apdu in apdus[:-1]:
api_pcsc.send(apdu, expectData='', expectSW='9000', name='LOAD')
api_pcsc.send(apdus[-1], expectData='00', expectSW='9000', name='LOAD')
def installforinstall(loadfileaid,
moduleaid,
appletaid,
privileges='00',
param='',
token='',
header='80E60400'):
''' 9.5.2.3.2 Data Field for INSTALL [for install]
Mandatory 1 Length of Executable Load File AID
Mandatory 5-16 Executable Load File AID
Mandatory 1 Length of Executable Module AID
Mandatory 5-16 Executable Module AID
Mandatory 1 Length of Application AID
Mandatory 5-16 Application AID
Mandatory 1 Length of Application Privileges
Mandatory 1 Application Privileges
Mandatory 1 Length of install parameters field
Mandatory 2-n Install parameters field
Mandatory 1 Length of Install Token
Conditional 0-n Install Token
'''
lst = (loadfileaid, moduleaid, appletaid, privileges, ('C9' + lv(param)),
token)
data = ''.join(map(lv, lst))
apdu = header + lv(data)
return api_pcsc.send(apdu,
expectSW='9000',
info='',
name='INSTALL for install')
def installforload(aid,
securitydomainaid=CardManagerAID,
datablockhash='',
param='',
token='',
header='80E60200'):
''' 9.5.2.3.1 Data Field for INSTALL [for load]
Mandatory 1 Length of Load File AID
Mandatory 5-16 Load File AID
Mandatory 1 Length of Security Domain AID
Conditional 0-16 Security Domain AID
Mandatory 1 Length of Load File Data Block Hash
Conditional 0-n Load File Data Block Hash
Mandatory 1 Length of load parameters field
Conditional 0-n Load parameters field
Mandatory 1 Length of Load Token
Conditional 0-n Load Token
'''
lst = (aid, securitydomainaid, datablockhash, param, token)
data = ''.join(map(lv, lst))
apdu = header + lv(data)
return api_pcsc.send(apdu,
expectData='00',
expectSW='9000',
info='',
name='INSTALL for load')
def extauth(s_enc,
s_mac,
seq,
cardchallenge,
hostchallenge,
level='00',
expectSW='9000',
info='',
name='GP, EXTERNAL AUTHENTICATE'):
'''
See <E.5.2 EXTERNAL AUTHENTICATE Command> of [1].
'''
sk_enc = getEncryptSkey(s_enc, seq)
sk_cmac = getCMACSkey(s_mac, seq)
hostcryptogram = computeHostCryptogram(sk_enc, seq, hostchallenge,
cardchallenge)
header = '8482%s0010' % level
pt = header + hostcryptogram
cmac = generateCMAC(pt, sk_cmac)
apdu = pt + cmac
return api_pcsc.send(apdu, expectSW=expectSW, info=info, name=name)
def erasepage(self, start, end, erasevector=False):
if not erasevector:
if start == 0:
raise ValueError(u'请注意！请谨慎擦除CIU98428F的首页')
return api_pcsc.send('BFEE00FF04%.4X%.4X' %
(start & 0xFFFF, end & 0xFFFF),
info='Erase Page')
def setseed(self, seed):
''' seed should be hexdigits string '''
lgth = len(seed) / 2
r, sw = api_pcsc.send('00010000%.2X%s' % (lgth & 0xFF, seed.upper()),
expectSW='9000',
name='set SEED')
return self # return self to enable chain-operation
def exchange_raw(self, rawdata, expected_length):
''' 6.3.5.7. CONTACT_EXCHANGE_RAW
'''
lgth = len(rawdata) / 2
msb1, lsb1 = '%.2X'%((lgth>>8)&0xFF), '%.2X'%(lgth&0xFF)
msb2, lsb2 = '%.2X'%((expected_length>>8)&0xFF), '%.2X'%(expected_length&0xFF)
apdu = '10' +lsb1+msb1 +lsb2+msb2 + rawdata
return api_pcsc.send(self.ESCAPE + '%.2X'%(len(apdu)/2) + apdu, expectSW='9000', name='CONTACT_EXCHANGE_RAW')
def plaindownload(self, start, data):
lgth = len(data)
if lgth > 256 * 2:
raise ValueError(u'写入数据太长 %d/2，一条APDU最多允许256字节' % lgth)
else:
apdu = 'B' + data[-2] + '7' + data[-1] + '%.4X' % (
start & 0xFFFF) + '%.2X' % (lgth / 2 - 1) + data[:-2]
return api_pcsc.send(apdu,
info='Plain Download, %d bytes' % (lgth / 2))
def enable_class(self, a, b, c):
''' 6.3.5.1. CONTACT_GET_SET_PWR_UP_SEQUENCE
'''
bitmap = 0
bitmap = bitmap|0x01 if a else bitmap&0xFE
bitmap = bitmap|0x02 if b else bitmap&0xFD
bitmap = bitmap|0x04 if c else bitmap&0xFB
apdu = '04' + '09' + '%.2X'%(bitmap&0xFF)
return api_pcsc.send(self.ESCAPE + '03' + apdu, expectSW='9000', name='CONTACT_GET_SET_PWR_UP_SEQUENCE')
def deleteaid(aid, related=False, expectSW='9000'):
''' The DELETE command is used to delete a uniquely identifiable object such as an Executable Load File, an
Application, optionally an Executable Load File and its related Applications.
Deletion of Key is not yet supported.
'''
header = '80E40080' if related else '80E40000'
data = '4F' + lv(aid)
apdu = header + lv(data)
return api_pcsc.send(apdu, expectSW=expectSW, info='', name='Delete AID')
def select(aid,
expectData='',
expectSW='9000',
info='',
name='GP, Select AID',
header='00A40400'):
''' Select File (INS : 'A4')
'''
return api_pcsc.send(header + lv(aid),
expectData=expectData,
expectSW=expectSW,
info=info,
name=name)
def set_clock_divison(self, divison):
''' 6.3.5.8. CONTACT_GET_SET_CLK_FREQUENCY
DIVISOR VALUE SCCLK Frequency
12 4 MHz
10 4.8 MHz
8 6 MHz
7 6.8 MHz
6 8 MHz
5 9.6 MHz
4 12 MHz
3 16 MHz
'''
apdu = '1F' + '%.2X' % (divison&0xFF)
return api_pcsc.send(self.ESCAPE + '02' + apdu, expectSW='9000', name='CONTACT_SET_CLK_FREQUENCY')
def initupdate(key_version_number='00',
host_challenge='',
s_enc='',
apduheader='8050000008',
expectData='',
expectSW='9000',
info='',
name='GP, INITIALIZE-UPDATE'):
'''
key_version_number: the Key Version Number within the Security Domain to
be used to initiate the Secure Channel Session. If this value is
zero, the first available key chosen by the Security Domain will be used.
Returns a tuple of 2 element: ((kdiv, kver, scpid, seq, cardchallenge, cardcryptogram, hostchallenge), sw).
Key diversification data 10 bytes
Key version number 1 bytes
Secure Channel Protocol identifier 1 bytes
Sequence Counter 2 bytes
Card challenge 6 bytes
Card cryptogram 8 bytes
Host challenge 8 bytes
See <E.5.1 INITIALIZE UPDATE Command> of [1].
'''
if host_challenge:
r = host_challenge[:]
else:
r = api_general.randhex(8)
apdu = apduheader + r
response_data, sw = api_pcsc.send(apdu,
expectSW=expectSW,
info=info,
name=name)
ret = a2b(response_data)
kdiv, kver, scpid, seq, cardchallenge, cardcryptogram = [
b2a(ret[a:b])
for a, b in ((0, 10), (10, 11), (11, 12), (12, 14), (14, 20), (20, 28))
]
if s_enc:
sk_enc = getEncryptSkey(s_enc, seq)
verifyCardCryptogram(r, seq, cardchallenge, cardcryptogram, sk_enc)
t = (kdiv, kver, scpid, seq, cardchallenge, cardcryptogram, r)
LogMessage(
'Init-update, (kdiv, kver, scpid, seq, cardchallenge, cardcryptogram, hostchallenge): %s'
% str(t).upper())
return t, sw
def cipherdownload(self, start, data, key=KEY):
lgth = len(data)
lgth1 = (lgth / 2 + 7) % 8 # 填充后长度
if lgth > 256 * 2 or lgth1 > 256:
raise ValueError(u'写入数据太长 %d/2，一条APDU最多允许256字节' % lgth)
else:
data1 = a2b(data)
if len(data1) % 8:
padding = '\xFF' * (8 - len(data1) % 8)
data1 = data1 + padding
des = DES.new(a2b(key), DES.MODE_ECB, None)
cipher = b2a(des.encrypt(a2b(data1)))
apdu = 'B' + cipher[-2] + 'B' + cipher[-1] + '%.4X' % (
start & 0xFFFF) + '%.2X' % (len(cipher) - 1) + cipher[:-2]
return api_pcsc.send(apdu,
info='Write Flash, %d bytes, %s' %
(lgth / 2, data))
def setKey(self, mode, val): #0 : des_64 1:des_128 2:des_192
return api_pcsc.send('0000%.2X00%.2X%s' % (mode, len(val) / 2, val),
name='setkey')
def seticv(self, icv):
return api_pcsc.send('0001000008%s' % icv, name='seticv')
def initDec(self, mode, paddingMode):
return api_pcsc.send('0004%.2X%.2X00' % (mode, paddingMode),
name='initDec')
def buildCipher(self, cipher, mode):
return api_pcsc.send('000A%.2X%.2X00' % (cipher, mode),
name='buildcipher')
def clearKey(self, nkey): #0 : des_64 1:des_128 2:des_192
return api_pcsc.send('0008%.2X0000' % nkey, name='clearKey')
def update(self):
return api_pcsc.send('0006000000', name='update')
def chooseKey(self, nkey): #0 : des_64 1:des_128 2:des_192
return api_pcsc.send('0002%.2X0000' % nkey, name='chooseKey')
def checkdata(self, start, end, crc, expectSW='9000'):
return api_pcsc.send('BF42000006%.4X%.4X%s' %
(start & 0xFFFF, end & 0xFFFF, crc),
expectSW=expectSW,
info='Check Data')
def dofinal(self, data):
return api_pcsc.send('00050000%.2X%s' % (len(data) / 2, data),
name='dofinal')
def request(self):
return api_pcsc.send('BF48020020', info='Read Factory Information')
def getAlgorithm(self, mode):
return api_pcsc.send('000700%.2X01' % mode, name='getAlgorithm')
def verifypin(self, pin=PIN, expectSW='9000'):
return api_pcsc.send('BF20000108' + pin,
expectSW=expectSW,
info='Verify PIN')
def buildKey(self, deskey, key_lgth):
return api_pcsc.send('0009%.2X%.2X00' % (deskey, key_lgth),
name='buildKey')
def changepin(self, old, new):
return api_pcsc.send('BF24000010' + old + new, info='Change PIN')
def send(self, apdu, expectData='', expectSW=SW_NO_ERROR):
''' 对pcsc send函数的简单封装，设定期望状态字为9000
'''
return api_pcsc.send(apdu, expectData='', expectSW=expectSW)
def changekey(self, old, new):
des = DES.new(a2b(old), DES.MODE_ECB, None)
cipher = des.encrypt(a2b(new + '80' + '00' * 7))
return api_pcsc.send('BF24010010' + b2a(cipher),
info='Change Key, new key ' + new)
