def pubkeyhash_to_pubkey(pubkeyhash, provided_pubkeys=None):
# Search provided pubkeys.
if provided_pubkeys:
if type(provided_pubkeys) != list:
provided_pubkeys = [provided_pubkeys]
for pubkey in provided_pubkeys:
if pubkeyhash == script.pubkey_to_pubkeyhash(
util.unhexlify(pubkey)):
return pubkey
# Search blockchain.
raw_transactions = search_raw_transactions(pubkeyhash, unconfirmed=True)
for tx in raw_transactions:
for vin in tx['vin']:
if 'coinbase' not in vin:
scriptsig = vin['scriptSig']
asm = scriptsig['asm'].split(' ')
if len(asm) >= 2:
# catch unhexlify errs for when asm[1] isn't a pubkey (eg; for P2SH)
try:
pubkey = asm[1]
if pubkeyhash == script.pubkey_to_pubkeyhash(
util.unhexlify(pubkey)):
return pubkey
except binascii.Error:
pass
raise UnknownPubKeyError(
'Public key was neither provided nor published in blockchain.')
def pubkeyhash_to_pubkey(pubkeyhash, provided_pubkeys=None):
# Search provided pubkeys.
if provided_pubkeys:
if type(provided_pubkeys) != list:
provided_pubkeys = [provided_pubkeys]
for pubkey in provided_pubkeys:
if pubkeyhash == script.pubkey_to_pubkeyhash(util.unhexlify(pubkey)):
return pubkey
# Search blockchain.
raw_transactions = searchrawtransactions(pubkeyhash, unconfirmed=True)
for tx in raw_transactions:
for vin in tx['vin']:
if 'coinbase' not in vin:
scriptsig = vin['scriptSig']
asm = scriptsig['asm'].split(' ')
if len(asm) >= 2:
# catch unhexlify errs for when asm[1] isn't a pubkey (eg; for P2SH)
try:
pubkey = asm[1]
if pubkeyhash == script.pubkey_to_pubkeyhash(util.unhexlify(pubkey)):
return pubkey
except binascii.Error:
pass
raise UnknownPubKeyError('Public key was neither provided nor published in blockchain.')
def pubkeyhash_to_pubkey(pubkeyhash, provided_pubkeys=None):
# Search provided pubkeys.
if provided_pubkeys:
if type(provided_pubkeys) != list:
provided_pubkeys = [provided_pubkeys]
for pubkey in provided_pubkeys:
if pubkeyhash == script.pubkey_to_pubkeyhash(util.unhexlify(pubkey)):
return pubkey
# Search blockchain.
raw_transactions = searchrawtransactions(pubkeyhash, unconfirmed=True)
for tx in raw_transactions:
for vin in tx['vin']:
scriptsig = vin['scriptSig']
asm = scriptsig['asm'].split(' ')
if len(asm) >= 2:
pubkey = asm[1]
if pubkeyhash == script.pubkey_to_pubkeyhash(util.unhexlify(pubkey)):
return pubkey
raise UnknownPubKeyError('Public key was neither provided nor published in blockchain.')
def pubkeyhash_to_pubkey(pubkeyhash, provided_pubkeys=None):
# Search provided pubkeys.
if provided_pubkeys:
if type(provided_pubkeys) != list:
provided_pubkeys = [provided_pubkeys]
for pubkey in provided_pubkeys:
if pubkeyhash == script.pubkey_to_pubkeyhash(
util.unhexlify(pubkey)):
return pubkey
# Search blockchain.
raw_transactions = searchrawtransactions(pubkeyhash)
for tx in raw_transactions:
for vin in tx['vin']:
scriptsig = vin['scriptSig']
asm = scriptsig['asm'].split(' ')
pubkey = asm[1]
if pubkeyhash == script.pubkey_to_pubkeyhash(
util.unhexlify(pubkey)):
return pubkey
# Public key for address neither provided nor published in the blockchain.
return None
def getblock(block_hash):
block_hex = BACKEND().getblock(block_hash)
return CBlock.deserialize(util.unhexlify(block_hex))
def getblock(block_hash):
block_hex = BACKEND().getblock(block_hash)
return CBlock.deserialize(util.unhexlify(block_hex))
