def verify_signature(self, originatorid=None):
"""Uses the signature to verify that a message came from an
originator.
Often this is simply used to initialize the originatorid field
for the message.
Args:
originatorid (str): The address of the originator of the
object.
Returns:
bool: True if the passed in originatorid is equal to the
originator of the object OR if the originatorid passed
in is None. False otherwise.
"""
try:
assert self.Signature
if not self._verifyingkey:
serialized = self.serialize(signable=True)
self._verifyingkey = get_verifying_key(serialized,
self.Signature)
self._originatorid = pybitcointools.pubtoaddr(
self._verifyingkey)
return originatorid is None or self._originatorid == originatorid
except:
logger.exception('unable to verify transaction signature')
return False
def verify_signature(self, originatorid=None):
"""Uses the signature to verify that a message came from an
originator.
Often this is simply used to initialize the originatorid field
for the message.
Args:
originatorid (str): The address of the originator of the
object.
Returns:
bool: True if the passed in originatorid is equal to the
originator of the object OR if the originatorid passed
in is None. False otherwise.
"""
try:
assert self.Signature
if not self._verifyingkey:
serialized = self.serialize(signable=True)
self._verifyingkey = get_verifying_key(serialized,
self.Signature)
self._originatorid = pybitcointools.pubtoaddr(
self._verifyingkey)
return originatorid is None or self._originatorid == originatorid
except:
logger.exception('unable to verify transaction signature')
return False
def _recover_verifying_address(self):
assert self.Signature
if not self._originator_id:
self._originator_id = \
self.signature_cache[self.Signature]
if not self._originator_id:
self._originator_id = \
pybitcointools.pubtoaddr(self.originator_public_key)
self.signature_cache[self.Signature] = self._originator_id
def generate_identifier(signingkey):
"""Generates encoded version of the public key associated with
signingkey.
Args:
signingkey (str): A private key.
Returns:
str: An encoded 'address' associated with the public key.
"""
return pybitcointools.pubtoaddr(pybitcointools.privtopub(signingkey))
def _recover_verifying_address(self):
assert self.Signature
if not self._originator_id:
self._originator_id = \
self.signature_cache[self.Signature]
if not self._originator_id:
serialized = self.serialize(signable=True)
verifying_key = get_verifying_key(serialized, self.Signature)
self._originator_id = pybitcointools.pubtoaddr(verifying_key)
self.signature_cache[self.Signature] = self._originator_id
def generate_identifier(signingkey):
"""Generates encoded version of the public key associated with
signingkey.
Args:
signingkey (str): A private key.
Returns:
str: An encoded 'address' associated with the public key.
"""
return pybitcointools.pubtoaddr(pybitcointools.privtopub(signingkey))
def _recover_verifying_address(self):
assert self.Signature
if not self._originator_id:
self._originator_id = \
self.signature_cache[self.Signature]
if not self._originator_id:
serialized = self.serialize(signable=True)
verifying_key = get_verifying_key(serialized, self.Signature)
self._originator_id = pybitcointools.pubtoaddr(verifying_key)
self.signature_cache[self.Signature] = self._originator_id
def OriginatorID(self):
"""Return the address of the object originator based on the
verifying key derived from the object's signature.
Returns:
str: The address of the signer of the object.
"""
assert self.Signature
if not self._verifyingkey:
serialized = self.serialize(signable=True)
self._verifyingkey = get_verifying_key(serialized, self.Signature)
self._originatorid = pybitcointools.pubtoaddr(self._verifyingkey)
return self._originatorid
def OriginatorID(self):
"""Return the address of the object originator based on the
verifying key derived from the object's signature.
Returns:
str: The address of the signer of the object.
"""
assert self.Signature
if not self._verifyingkey:
serialized = self.serialize(signable=True)
self._verifyingkey = get_verifying_key(serialized, self.Signature)
self._originatorid = pybitcointools.pubtoaddr(self._verifyingkey)
return self._originatorid
def sign_object(self, signingkey):
"""Generates a string signature for the object using the signing
key.
Args:
signingkey (str): hex encoded private key
"""
serialized = self.serialize(signable=True)
self.Signature = pybitcointools.ecdsa_sign(serialized, signingkey)
if not self._verifyingkey:
self._verifyingkey = get_verifying_key(serialized, self.Signature)
self._originatorid = pybitcointools.pubtoaddr(self._verifyingkey)
self._identifier = hashlib.sha256(self.Signature).hexdigest()
def sign_object(self, signingkey):
"""Generates a string signature for the object using the signing
key.
Args:
signingkey (str): hex encoded private key
"""
serialized = self.serialize(signable=True)
self.Signature = pybitcointools.ecdsa_sign(serialized, signingkey)
if not self._verifyingkey:
self._verifyingkey = get_verifying_key(serialized, self.Signature)
self._originatorid = pybitcointools.pubtoaddr(self._verifyingkey)
self._identifier = hashlib.sha256(self.Signature).hexdigest()
def __init__(self,
base_url,
store_name=None,
name='SawtoothClient',
txntype_name=None,
msgtype_name=None,
keystring=None,
keyfile=None,
disable_client_validation=False):
self._base_url = base_url
self._message_type = msgtype_name
self._transaction_type = txntype_name
# an explicit store name takes precedence over a store name
# implied by the transaction type
self._store_name = None
if store_name is not None:
self._store_name = store_name.strip('/')
elif txntype_name is not None:
self._store_name = txntype_name.strip('/')
self._communication = _Communication(base_url)
self._last_transaction = None
self._signing_key = None
self._identifier = None
self._update_batch = None
self._disable_client_validation = disable_client_validation
if keystring:
LOGGER.debug("set signing key from string\n%s", keystring)
self._signing_key = pybitcointools.decode_privkey(keystring, 'wif')
elif keyfile:
LOGGER.debug("set signing key from file %s", keyfile)
try:
self._signing_key = pybitcointools.decode_privkey(
open(keyfile, "r").read().strip(), 'wif')
except IOError as ex:
raise ClientException("Failed to load key file: {}".format(
str(ex)))
if self._signing_key is not None:
self._identifier = pybitcointools.pubtoaddr(
pybitcointools.privtopub(self._signing_key))
def pair(complexity=512):
se = hashlib.sha256(os.urandom(complexity)).hexdigest()
priv = privateKeyToWif(se)
pub = pybitcointools.privtopub(priv)
addr = pybitcointools.pubtoaddr(pub)
return priv, pub, addr
if output['scriptPubKey']['type'] == 'multisig' or output['scriptPubKey']['type'] == 'nulldata':
data_output.append(output) #grab msigs
#extract compressed keys
scriptkeys = []
for output in data_output:
split_script = output['scriptPubKey']['asm'].split(' ')
for val in split_script:
if len(val) == 66 or len(val) == 46:
scriptkeys.append(val)
#filter keys that are ref
nonrefkeys = []
for datahex in scriptkeys:
if len(datahex) == 66:
if pybitcointools.pubtoaddr(datahex, magicbyte) != source and pybitcointools.pubtoaddr(datahex, magicbyte) != compressed:
nonrefkeys.append(datahex)
else:
nonrefkeys.append(datahex)
packets = nonrefkeys
import Crypto.Cipher.ARC4
key = Crypto.Cipher.ARC4.new(binascii.unhexlify(inputs[0]['txid']))
long_packet = []
for packet in packets:
packet = binascii.hexlify(key.decrypt(binascii.unhexlify(packet)))
print 'Encoded packet Found : ' + packet
long_packet += binascii.unhexlify(packet)[1:]
data_output.append(output) # grab msigs
# extract compressed keys
scriptkeys = []
for output in data_output:
split_script = output["scriptPubKey"]["asm"].split(" ")
for val in split_script:
if len(val) == 66 or len(val) == 46:
scriptkeys.append(val)
# filter keys that are ref
nonrefkeys = []
for datahex in scriptkeys:
if len(datahex) == 66:
if (
pybitcointools.pubtoaddr(datahex, magicbyte) != source
and pybitcointools.pubtoaddr(datahex, magicbyte) != compressed
):
nonrefkeys.append(datahex)
else:
nonrefkeys.append(datahex)
packets = nonrefkeys
import Crypto.Cipher.ARC4
key = Crypto.Cipher.ARC4.new(binascii.unhexlify(inputs[0]["txid"]))
long_packet = []
for packet in packets:
packet = binascii.hexlify(key.decrypt(binascii.unhexlify(packet)))
def generate_identifier(pubkey):
return pybitcointools.pubtoaddr(pubkey)
for output in transaction.vout:
if output['scriptPubKey']['type'] == 'multisig':
multisig_output.append(output) #grab msigs
#extract compressed keys
scriptkeys = []
for output in multisig_output: #seqnums start at 1, so adjust range
split_script = output['scriptPubKey']['asm'].split(' ')
for val in split_script:
if len(val) == 66:
scriptkeys.append(val)
#filter keys that are ref
nonrefkeys = []
for compressedkey in scriptkeys:
if pybitcointools.pubtoaddr(
compressedkey) != reference and pybitcointools.pubtoaddr(
compressedkey) != compressed:
nonrefkeys.append(compressedkey)
max_seqnum = len(nonrefkeys)
sha_keys = [hashlib.sha256(reference).digest().encode('hex').upper()
] #first sha256 of ref addr, see class B for more info
for i in range(max_seqnum):
if i < (max_seqnum - 1):
sha_keys.append(
hashlib.sha256(sha_keys[i]).digest().encode(
'hex').upper()) #keep sha'ing to generate more packets
pairs = []
for i in range(len(nonrefkeys)):
pairs.append((nonrefkeys[i], sha_keys[i]))
def signing_address(self):
return pybitcointools.pubtoaddr(
pybitcointools.privtopub(self.SigningKey))
def decode(rawhex):
rawBTC = decoderawtransaction(rawhex)['result']
sia = 0
reference = ""
inputs = getinputs(rawBTC)
senders = inputs['inputs']
for sender in senders:
if senders[sender] > sia:
reference = sender
sia = senders[sender]
if reference == "":
retval = {
"Error": "Can\'t decode MP TX. No valid sending address found."
}
return {
'Sender': reference,
'BTC': rawBTC,
'MP': retval,
'inputs': senders
}
if inputs['invalid']:
retval = {"Error": "Can\'t decode MP TX. Invalid input type detected"}
return {
'Sender': reference,
'BTC': rawBTC,
'MP': retval,
'inputs': senders
}
#senders = rawtx['result']['vout'][rawBTC['vin'][0]['vout']]['scriptPubKey']['addresses']
#reference = senders[0]
#get all multisigs
multisig_output = []
dest = ""
for output in rawBTC['vout']:
if output['scriptPubKey']['type'] == 'multisig':
multisig_output.append(output) #grab msigs
elif output['scriptPubKey']['type'] in ['pubkeyhash', 'scripthash']:
try:
for address in output['scriptPubKey']['addresses']:
if address not in [
'1EXoDusjGwvnjZUyKkxZ4UHEf77z6A5S4P',
'mpexoDuSkGGqvqrkrjiFng38QPkJQVFyqv'
] and address not in reference:
dest = address
#return on first successful dest address per spec (highest vout)
break
except KeyError:
pass
#extract compressed keys
scriptkeys = []
for output in multisig_output: #seqnums start at 1, so adjust range
split_script = output['scriptPubKey']['asm'].split(' ')
for val in split_script:
if len(val) == 66:
scriptkeys.append(val)
#filter keys that are ref
nonrefkeys = []
#check for testnet addresses
if reference[:1] in ['2', 'm', 'n']:
#testnet address
offset = 111
else:
offset = 0
for compressedkey in scriptkeys:
if pybitcointools.pubtoaddr(compressedkey, offset) not in senders:
nonrefkeys.append(compressedkey)
max_seqnum = len(nonrefkeys)
sha_keys = [hashlib.sha256(reference).digest().encode('hex').upper()
] #first sha256 of ref addr, see class B for more info
for i in range(max_seqnum):
if i < (max_seqnum - 1):
sha_keys.append(
hashlib.sha256(sha_keys[i]).digest().encode(
'hex').upper()) #keep sha'ing to generate more packets
pairs = []
for i in range(len(nonrefkeys)):
pairs.append((nonrefkeys[i], sha_keys[i]))
packets = []
for pair in pairs:
obpacket = pair[0].upper()[2:-2]
shaaddress = pair[1][:-2]
print 'Obfus/SHA', obpacket, shaaddress
datapacket = ''
for i in range(len(obpacket)):
if obpacket[i] == shaaddress[i]:
datapacket = datapacket + '0'
else:
bin_ob = int('0x' + obpacket[i], 16)
bin_sha = int('0x' + shaaddress[i], 16)
xored = hex(bin_ob ^ bin_sha)[2:].upper()
datapacket = datapacket + xored
packets.append(datapacket)
long_packet = ''
for packet in packets:
print 'Decoded packet #' + str(packet[0:2]) + ' : ' + packet
long_packet += packet[2:]
retval = ""
if long_packet[4:8] == '0032':
#Create Fixed Issuance
spare_bytes = ''.join(long_packet[22:])
#DEBUG print spare_bytes.split('00')
len_var_fields = len(''.join(spare_bytes.split('00')[0:5]) +
'0000000000')
#DEBUG print len_var_fields, spare_bytes[len_var_fields:len_var_fields+16],spare_bytes
retval = {
'TxVersion':
int(long_packet[0:4], 16),
'TxType':
int(long_packet[4:8], 16),
'TxTypeString':
'Create Fixed Issuance',
'Ecosystem':
int(long_packet[8:10], 16),
'Property Type':
int(long_packet[10:14], 16),
'Previous Property ID':
int(long_packet[14:22], 16),
'Property Category':
spare_bytes.split('00')[0].decode('hex')
if len(spare_bytes.split('00')[0]) % 2 == 0 else
(spare_bytes.split('00')[0] + "0").decode('hex'),
'Property Subcategory':
spare_bytes.split('00')[1].decode('hex')
if len(spare_bytes.split('00')[1]) % 2 == 0 else
(spare_bytes.split('00')[1] + "0").decode('hex'),
'Property Name':
spare_bytes.split('00')[2].decode('hex')
if len(spare_bytes.split('00')[2]) % 2 == 0 else
(spare_bytes.split('00')[2] + "0").decode('hex'),
'Property URL':
spare_bytes.split('00')[3].decode('hex')
if len(spare_bytes.split('00')[3]) % 2 == 0 else
(spare_bytes.split('00')[3] + "0").decode('hex'),
'Property Data':
spare_bytes.split('00')[4].decode('hex')
if len(spare_bytes.split('00')[4]) % 2 == 0 else
(spare_bytes.split('00')[4] + "0").decode('hex'),
'Number of Properties: ':
int(str(int(spare_bytes[len_var_fields:len_var_fields + 16], 16)))
}
if long_packet[4:8] == '0033':
#Create Variable issuance (Crowdsale)
spare_bytes = ''.join(long_packet[22:])
#DEBUG print spare_bytes.split('00')
len_var_fields = len(''.join(spare_bytes.split('00')[0:5]) +
'0000000000')
#DEBUG print len_var_fields, spare_bytes[len_var_fields:len_var_fields+16],spare_bytes
retval = {
'TxVersion':
int(long_packet[0:4], 16),
'TxType':
int(long_packet[4:8], 16),
'TxTypeString':
'Create Variable Issuance (Crowdsale)',
'Ecosystem':
int(long_packet[8:10], 16),
'Property Type':
int(long_packet[10:14], 16),
'Previous Property ID':
int(long_packet[14:22], 16),
'Property Category':
spare_bytes.split('00')[0].decode('hex')
if len(spare_bytes.split('00')[0]) % 2 == 0 else
(spare_bytes.split('00')[0] + "0").decode('hex'),
'Property Subcategory':
spare_bytes.split('00')[1].decode('hex')
if len(spare_bytes.split('00')[1]) % 2 == 0 else
(spare_bytes.split('00')[1] + "0").decode('hex'),
'Property Name':
spare_bytes.split('00')[2].decode('hex')
if len(spare_bytes.split('00')[2]) % 2 == 0 else
(spare_bytes.split('00')[2] + "0").decode('hex'),
'Property URL':
spare_bytes.split('00')[3].decode('hex')
if len(spare_bytes.split('00')[3]) % 2 == 0 else
(spare_bytes.split('00')[3] + "0").decode('hex'),
'Property Data':
spare_bytes.split('00')[4].decode('hex')
if len(spare_bytes.split('00')[4]) % 2 == 0 else
(spare_bytes.split('00')[4] + "0").decode('hex'),
'PropertyID Desired':
str(int(spare_bytes[len_var_fields:len_var_fields + 8], 16)),
'Number of Properties':
str(
int(spare_bytes[len_var_fields + 8:len_var_fields + 8 + 16],
16)),
'Deadline':
str(
int(
spare_bytes[len_var_fields + 8 + 16:len_var_fields + 8 +
16 + 16], 16)),
'Earlybird Bonus':
str(
int(
spare_bytes[len_var_fields + 8 + 16 + 16:len_var_fields +
8 + 16 + 16 + 2], 16)),
'Percentage for Issuer':
str(
int(
spare_bytes[len_var_fields + 8 + 16 + 16 +
2:len_var_fields + 8 + 16 + 16 + 2 + 2], 16))
}
if long_packet[4:8] == '0000':
#simple send
retval = {
'TxVersion': int(long_packet[0:4], 16),
'TxType': int(long_packet[4:8], 16),
'TxTypeString': 'Simple Send',
'PropertyID': int(long_packet[8:16], 16),
'Amount': int(long_packet[16:32], 16)
}
if long_packet[4:8] == '0003':
#STO
retval = {
'TxVersion': int(long_packet[0:4], 16),
'TxType': int(long_packet[4:8], 16),
'TxTypeString': 'Send To Owners',
'PropertyID': int(long_packet[8:16], 16),
'Amount': int(long_packet[16:32], 16)
}
if long_packet[4:8] == '0014':
#DEx Sell Offer
retval = {
'TxVersion': int(long_packet[0:4], 16),
'TxType': int(long_packet[4:8], 16),
'TxTypeString': 'DEx Sell Offer',
'PropertyID': int(long_packet[8:16], 16),
'Amount': int(long_packet[16:32], 16),
'BTCDesired': int(long_packet[32:48], 16),
'TimePeriod': int(long_packet[48:50], 16),
'FeeRequired': int(long_packet[50:66], 16),
'Action': int(long_packet[66:68], 16)
}
if long_packet[4:8] == '0035':
#Close Crowdsale Manually
retval = {
'TxVersion': int(long_packet[0:4], 16),
'TxType': int(long_packet[4:8], 16),
'TxTypeString': 'Close Crowdsale Manually',
'PropertyID': int(long_packet[8:16], 16)
}
if long_packet[4:8] == '0036':
#grant properties
#Create Fixed Issuance
spare_bytes = ''.join(long_packet[22:])
#DEBUG print spare_bytes.split('00')
len_var_fields = len(''.join(spare_bytes.split('00')[0:5]) +
'0000000000')
#DEBUG print len_var_fields, spare_bytes[len_var_fields:len_var_fields+16],spare_bytes
retval = {
'TxVersion':
int(long_packet[0:4], 16),
'TxType':
int(long_packet[4:8], 16),
'TxTypeString':
'Create New Grant Property',
'Ecosystem':
int(long_packet[8:10], 16),
'Property Type':
int(long_packet[10:14], 16),
'Previous Property ID':
int(long_packet[14:22], 16),
'Property Category':
spare_bytes.split('00')[0].decode('hex')
if len(spare_bytes.split('00')[0]) % 2 == 0 else
(spare_bytes.split('00')[0] + "0").decode('hex'),
'Property Subcategory':
spare_bytes.split('00')[1].decode('hex')
if len(spare_bytes.split('00')[1]) % 2 == 0 else
(spare_bytes.split('00')[1] + "0").decode('hex'),
'Property Name':
spare_bytes.split('00')[2].decode('hex')
if len(spare_bytes.split('00')[2]) % 2 == 0 else
(spare_bytes.split('00')[2] + "0").decode('hex'),
'Property URL':
spare_bytes.split('00')[3].decode('hex')
if len(spare_bytes.split('00')[3]) % 2 == 0 else
(spare_bytes.split('00')[3] + "0").decode('hex'),
'Property Data':
spare_bytes.split('00')[4].decode('hex')
if len(spare_bytes.split('00')[4]) % 2 == 0 else
(spare_bytes.split('00')[4] + "0").decode('hex')
}
#'Number of Properties: ': int(str(int(spare_bytes[len_var_fields:len_var_fields+16],16)))
if long_packet[4:8] == '0037':
#grant properties
spare_bytes = ''.join(long_packet[32:])
retval = {
'TxVersion': int(long_packet[0:4], 16),
'TxType': int(long_packet[4:8], 16),
'TxTypeString': 'Grant Properties',
'PropertyID': int(long_packet[8:16], 16),
'Amount': int(long_packet[16:32], 16),
'Memo': spare_bytes.split('00')[0].decode('hex')
}
if long_packet[4:8] == '0038':
#revoke properties
spare_bytes = ''.join(long_packet[32:])
retval = {
'TxVersion': int(long_packet[0:4], 16),
'TxType': int(long_packet[4:8], 16),
'TxTypeString': 'Revoke Properties',
'PropertyID': int(long_packet[8:16], 16),
'Amount': int(long_packet[16:32], 16),
'Memo': spare_bytes.split('00')[0].decode('hex')
}
if retval == "":
retval = {"Error": "Can\'t decode MP TX"}
dest = ""
print retval
return {
'Sender': reference,
'Receiver': dest,
'MP': retval,
'BTC': rawBTC,
'inputs': senders
}
def decode(rawhex, reference):
#sort out whether using local or remote API
conn = bitcoinrpc.connect_to_local()
#conn = bitcoinrpc.connect_to_remote('btcrpc_username','btcrpc_secret',host='127.0.0.1', port=8332)
rawBTC = conn.decoderawtransaction(rawhex)
if reference == "":
retval = {"Error":"Can\'t decode MP TX. No valid sending address found."}
return {'Sender':reference,'BTC':rawBTC, 'MP':retval}
#get all multisigs
multisig_output = []
dest=""
for output in rawBTC['vout']:
if output['scriptPubKey']['type'] == 'multisig':
multisig_output.append(output) #grab msigs
elif output['scriptPubKey']['type'] in ['pubkeyhash','scripthash']:
try:
for address in output['scriptPubKey']['addresses']:
if address not in ['1EXoDusjGwvnjZUyKkxZ4UHEf77z6A5S4P','mpexoDuSkGGqvqrkrjiFng38QPkJQVFyqv'] and address not in reference:
dest=address
#return on first successful dest address per spec (highest vout)
break
except KeyError:
pass
#extract compressed keys
scriptkeys = []
for output in multisig_output: #seqnums start at 1, so adjust range
split_script = output['scriptPubKey']['asm'].split(' ')
for val in split_script:
if len(val) == 66:
scriptkeys.append(val)
#filter keys that are ref
nonrefkeys = []
#check for testnet addresses
if reference[:1] in ['2','m','n']:
#testnet address
offset=111
else:
offset=0
for compressedkey in scriptkeys:
if pybitcointools.pubtoaddr(compressedkey,offset) not in reference :
nonrefkeys.append(compressedkey)
max_seqnum = len(nonrefkeys)
sha_keys = [ hashlib.sha256(reference).digest().encode('hex').upper()] #first sha256 of ref addr, see class B for more info
for i in range(max_seqnum):
if i < (max_seqnum-1):
sha_keys.append(hashlib.sha256(sha_keys[i]).digest().encode('hex').upper()) #keep sha'ing to generate more packets
pairs = []
for i in range(len(nonrefkeys)):
pairs.append((nonrefkeys[i], sha_keys[i] ))
packets = []
for pair in pairs:
obpacket = pair[0].upper()[2:-2]
shaaddress = pair[1][:-2]
print 'Obfus/SHA', obpacket, shaaddress
datapacket = ''
for i in range(len(obpacket)):
if obpacket[i] == shaaddress[i]:
datapacket = datapacket + '0'
else:
bin_ob = int('0x' + obpacket[i], 16)
bin_sha = int('0x' + shaaddress[i], 16)
xored = hex(bin_ob ^ bin_sha)[2:].upper()
datapacket = datapacket + xored
packets.append(datapacket)
long_packet = ''
for packet in packets:
print 'Decoded packet #' + str(packet[0:2]) + ' : ' + packet
long_packet += packet[2:]
retval=""
#DEBUG print long_packet[4:8]
if long_packet[4:8] == '0032':
#Create Fixed Issuance
spare_bytes = ''.join(long_packet[22:])
#DEBUG print spare_bytes.split('00')
len_var_fields = len(''.join(spare_bytes.split('00')[0:5])+'0000000000')
#DEBUG print len_var_fields, spare_bytes[len_var_fields:len_var_fields+16],spare_bytes
retval = { 'TxVersion': int(long_packet[0:4],16),
'TxType': int(long_packet[4:8],16),
'TxTypeString': 'Create Fixed Issuance',
'Ecosystem': int(long_packet[8:10],16),
'Property Type': int(long_packet[10:14],16),
'Previous Property ID': int(long_packet[14:22],16),
'Property Category': spare_bytes.split('00')[0].decode('hex'),
'Property Subcategory': spare_bytes.split('00')[1].decode('hex'),
'Property Name': spare_bytes.split('00')[2].decode('hex'),
'Property URL': spare_bytes.split('00')[3].decode('hex'),
'Property Data': ''.join(spare_bytes.split('00')[4]).decode('hex'),
'Number of Properties: ': int(str(int(spare_bytes[len_var_fields:len_var_fields+16],16)))
}
if long_packet[4:8] == '0033':
#Create Variable issuance (Crowdsale)
spare_bytes = ''.join(long_packet[22:])
#DEBUG print spare_bytes.split('00')
len_var_fields = len(''.join(spare_bytes.split('00')[0:5])+'0000000000')
#DEBUG print len_var_fields, spare_bytes[len_var_fields:len_var_fields+16],spare_bytes
retval = { 'TxVersion': int(long_packet[0:4],16),
'TxType': int(long_packet[4:8],16),
'TxTypeString': 'Create Variable Issuance (Crowdsale)',
'Ecosystem': int(long_packet[8:10],16),
'Property Type': int(long_packet[10:14],16),
'Previous Property ID': int(long_packet[14:22],16),
'Property Category': spare_bytes.split('00')[0].decode('hex'),
'Property Subcategory': spare_bytes.split('00')[1].decode('hex'),
'Property Name': spare_bytes.split('00')[2].decode('hex'),
'Property URL': spare_bytes.split('00')[3].decode('hex'),
'Property Data': ''.join(spare_bytes.split('00')[4]).decode('hex'),
'PropertyID Desired': str(int(spare_bytes[len_var_fields:len_var_fields+8],16)),
'Number of Properties': str(int(spare_bytes[len_var_fields+8:len_var_fields+8+16],16)),
'Deadline': str(int(spare_bytes[len_var_fields+8+16:len_var_fields+8+16+16],16)),
'Earlybird Bonus': str(int(spare_bytes[len_var_fields+8+16+16:len_var_fields+8+16+16+2],16)),
'Percentage for Issuer': str(int(spare_bytes[len_var_fields+8+16+16+2:len_var_fields+8+16+16+2+2],16))
}
if long_packet[4:8] == '0000':
#simple send
retval = { 'TxVersion': int(long_packet[0:4],16),
'TxType': int(long_packet[4:8],16),
'TxTypeString': 'Simple Send',
'PropertyID': int(long_packet[8:16],16),
'Amount': int(long_packet[16:32],16)
}
if long_packet[4:8] == '0003':
#STO
retval = { 'TxVersion': int(long_packet[0:4],16),
'TxType': int(long_packet[4:8],16),
'TxTypeString': 'Send To Owners',
'PropertyID': int(long_packet[8:16],16),
'Amount': int(long_packet[16:32],16)
}
if long_packet[4:8] == '0014':
#DEx Sell Offer
retval = { 'TxVersion': int(long_packet[0:4],16),
'TxType': int(long_packet[4:8],16),
'TxTypeString': 'DEx Sell Offer',
'PropertyID': int(long_packet[8:16],16),
'Amount': int(long_packet[16:32],16),
'BTCDesired': int(long_packet[32:48],16),
'TimePeriod': int(long_packet[48:50],16),
'FeeRequired': int(long_packet[50:66],16),
'Action': int(long_packet[66:68],16)
}
if long_packet[4:8] == '0035':
#Close Crowdsale Manually
retval = { 'TxVersion': int(long_packet[0:4],16),
'TxType': int(long_packet[4:8],16),
'TxTypeString': 'Close Crowdsale Manually',
'PropertyID': int(long_packet[8:16],16)
}
if long_packet[4:8] == '0036':
#grant properties
#Create Fixed Issuance
spare_bytes = ''.join(long_packet[22:])
#DEBUG print spare_bytes.split('00')
len_var_fields = len(''.join(spare_bytes.split('00')[0:5])+'0000000000')
#DEBUG print len_var_fields, spare_bytes[len_var_fields:len_var_fields+16],spare_bytes
retval = { 'TxVersion': int(long_packet[0:4],16),
'TxType': int(long_packet[4:8],16),
'TxTypeString': 'Create New Grant Property',
'Ecosystem': int(long_packet[8:10],16),
'Property Type': int(long_packet[10:14],16),
'Previous Property ID': int(long_packet[14:22],16),
'Property Category': spare_bytes.split('00')[0].decode('hex'),
'Property Subcategory': spare_bytes.split('00')[1].decode('hex'),
'Property Name': spare_bytes.split('00')[2].decode('hex'),
'Property URL': spare_bytes.split('00')[3].decode('hex'),
'Property Data': ''.join(spare_bytes.split('00')[4]).decode('hex')
}
#'Number of Properties: ': int(str(int(spare_bytes[len_var_fields:len_var_fields+16],16)))
if long_packet[4:8] == '0037':
#grant properties
retval = { 'TxVersion': int(long_packet[0:4],16),
'TxType': int(long_packet[4:8],16),
'TxTypeString': 'Grant Properties',
'PropertyID': int(long_packet[8:16],16),
'Amount': int(long_packet[16:32],16)
}
if long_packet[4:8] == '0038':
#revoke properties
retval = { 'TxVersion': int(long_packet[0:4],16),
'TxType': int(long_packet[4:8],16),
'TxTypeString': 'Revoke Properties',
'PropertyID': int(long_packet[8:16],16),
'Amount': int(long_packet[16:32],16)
}
if retval == "":
retval = {"Error":"Can\'t decode MP TX"}
dest = ""
retval['sender']=reference
retval['recipient']=dest
print json.dumps(retval, indent=2)
for output in transaction.vout:
if output['scriptPubKey']['type'] == 'multisig':
multisig_output.append(output) #grab msigs
#extract compressed keys
scriptkeys = []
for output in multisig_output: #seqnums start at 1, so adjust range
split_script = output['scriptPubKey']['asm'].split(' ')
for val in split_script:
if len(val) == 66:
scriptkeys.append(val)
#filter keys that are ref
nonrefkeys = []
for compressedkey in scriptkeys:
if pybitcointools.pubtoaddr(compressedkey) != reference and pybitcointools.pubtoaddr(compressedkey) != compressed:
nonrefkeys.append(compressedkey)
max_seqnum = len(nonrefkeys)
sha_keys = [ hashlib.sha256(reference).digest().encode('hex').upper()] #first sha256 of ref addr, see class B for more info
for i in range(max_seqnum):
if i < (max_seqnum-1):
sha_keys.append(hashlib.sha256(sha_keys[i]).digest().encode('hex').upper()) #keep sha'ing to generate more packets
pairs = []
for i in range(len(nonrefkeys)):
pairs.append((nonrefkeys[i], sha_keys[i] ))
#DEBUG
#print pairs
def is_pubkey_valid(pubkey):
try:
return encoding.is_valid_bitcoin_address(pubtoaddr(pubkey))
except:
return False
def warp(passphrase, salt=""):
s1 = _scrypt(passphrase, salt="")
s2 = _pbkdf2(passphrase, salt="")
key = binascii.hexlify(xor(s1, s2))
return key, bitcoin.pubtoaddr(bitcoin.privtopub(key))
def signing_address(self):
return pybitcointools.pubtoaddr(self.public_key())
def signing_address(self):
return pybitcointools.pubtoaddr(
pybitcointools.privtopub(self.SigningKey))
def get_user_id(user_pub_key, network_code):
return pybitcointools.pubtoaddr(user_pub_key, network_code)