def find (db, start, stop):
multi = {}
# find some P2SH outputs...
for i in range (start, stop):
b = db.by_num (i)
for tx in b.transactions:
for j, out in enumerate (tx.outputs):
if is_p2sh (parse_script (out[1])):
multi[(tx.name, j)] = out[1]
# search the same range for spends of those outputs...
for i in range (start, stop):
b = db.by_num (i)
for tx in b.transactions:
for j, (outpoint, unlock, sequence) in enumerate (tx.inputs):
if multi.has_key (outpoint):
print multi[outpoint].encode ('hex'), tx.raw.encode('hex'), j, b.timestamp
def find(db, start, stop):
multi = {}
# find some P2SH outputs...
for i in range(start, stop):
b = db.by_num(i)
for tx in b.transactions:
for j, out in enumerate(tx.outputs):
if is_p2sh(parse_script(out[1])):
multi[(tx.name, j)] = out[1]
# search the same range for spends of those outputs...
for i in range(start, stop):
b = db.by_num(i)
for tx in b.transactions:
for j, (outpoint, unlock, sequence) in enumerate(tx.inputs):
if multi.has_key(outpoint):
print multi[outpoint].encode('hex'), tx.raw.encode(
'hex'), j, b.timestamp
# -*- Mode: Python -*-
from scan_utxo import gen_utxo
from caesure.script import parse_script, pprint_script, ScriptError
from caesure._script import ScriptError
from caesure.bitcoin import bcrepr
def frob(name):
return name[::-1].encode('hex')
n = 0
for txname, outputs in gen_utxo():
for (index, amt, script) in outputs:
try:
script = parse_script(script)
except ScriptError:
print frob(txname), index, bcrepr(amt), script.encode('hex'), repr(
script)
n += 1
print 'scanned %d scripts' % (n, )
# -*- Mode: Python -*-
from scan_utxo import gen_utxo
from caesure.script import parse_script, pprint_script, ScriptError, OPCODES, PUSH_OP
from caesure._script import ScriptError
def is_p2sh (s):
return (
len(s) == 3
and s[0] == (2, OPCODES.OP_HASH160)
and s[2] == (2, OPCODES.OP_EQUAL)
and s[1][0] == 0
and s[1][2] == PUSH_OP
and len(s[1][1]) == 20
)
for txname, index, amt, script in gen_utxo():
try:
script = parse_script (script)
if is_p2sh (script):
print pprint_script (script)
except ScriptError:
# there are quite a few broken outpoint scripts in the utxo set.
pass
