# Path: caesure/bitcoin.py
# class TX (caesure.proto.TX):
# 
#     def __init__ (self):
#         self.version = 1
#         self.lock_time = 0
# 
#     def copy (self):
#         tx0 = TX()
#         tx0.version = self.version
#         tx0.lock_time = self.lock_time
#         tx0.inputs = self.inputs[:]
#         tx0.outputs = self.outputs[:]
#         return tx0
# 
#     def get_hash (self):
#         return Name (dhash (self.render()))
# 
#     def dump (self, fout=sys.stdout):
#         D = fout.write
#         D ('hash: %s\n' % (hexify (dhash (self.render())),))
#         D ('inputs: %d\n' % (len(self.inputs)))
#         for i in range (len (self.inputs)):
#             (outpoint, index), script, sequence = self.inputs[i]
#             try:
#                 redeem = pprint_script (parse_script (script))
#             except ScriptError:
#                 redeem = script.encode ('hex')
#             D ('%3d %064x:%d %r %d\n' % (i, outpoint, index, redeem, sequence))
#         D ('outputs: %d\n' % (len(self.outputs),))
#         for i in range (len (self.outputs)):
#             value, pk_script = self.outputs[i]
#             pk_script = pprint_script (parse_script (pk_script))
#             D ('%3d %s %r\n' % (i, bcrepr (value), pk_script))
#         D ('lock_time: %s\n' % (self.lock_time,))
# 
#     def render (self):
#         return self.pack()
# 
#     def verify (self, index, lock_script, block_timestamp):
#         outpoint, unlock_script, sequence = self.inputs[index]
#         if block_timestamp >= 1333238400:
#             m = verifying_machine_p2sh (self, index, KEY)
#         else:
#             m = verifying_machine (self, index, KEY)
#         m.eval_script (unlock_script, lock_script)


import argparse
import os
import coro
import struct
from caesure.bitcoin import TX
from coro.asn1.python import encode, decode
    s.bind (path)
    s.listen (100)
    while 1:
        conn, addr = s.accept()
        if coro.fork() == 0:
            coro.spawn (go, G, conn)
            s.close()
            return
        else:
            conn.close()
    coro.set_exit()

def go (G, s):
    try:
        while 1:
            # what are the per-txn size limits?
            pktlen = s.recv_exact (4)
            if not pktlen:
                break
            else:
                pktlen, = struct.unpack ('>I', pktlen)
                packet = s.recv_exact (pktlen)
                data, size = decode (packet)
                assert size == pktlen
                [index, block_timestamp, raw_tx, lock_scripts] = data
                tx = TX()
                tx.unpack (raw_tx)
                result = True
                for i in range (len (tx.inputs)):
                    lock_script = lock_scripts[i]

# Path: caesure/bitcoin.py
# class TX (caesure.proto.TX):
# 
#     def __init__ (self):
#         self.version = 1
#         self.lock_time = 0
# 
#     def copy (self):
#         tx0 = TX()
#         tx0.version = self.version
#         tx0.lock_time = self.lock_time
#         tx0.inputs = self.inputs[:]
#         tx0.outputs = self.outputs[:]
#         return tx0
# 
#     def get_hash (self):
#         return Name (dhash (self.render()))
# 
#     def dump (self, fout=sys.stdout):
#         D = fout.write
#         D ('hash: %s\n' % (hexify (dhash (self.render())),))
#         D ('inputs: %d\n' % (len(self.inputs)))
#         for i in range (len (self.inputs)):
#             (outpoint, index), script, sequence = self.inputs[i]
#             try:
#                 redeem = pprint_script (parse_script (script))
#             except ScriptError:
#                 redeem = script.encode ('hex')
#             D ('%3d %064x:%d %r %d\n' % (i, outpoint, index, redeem, sequence))
#         D ('outputs: %d\n' % (len(self.outputs),))
#         for i in range (len (self.outputs)):
#             value, pk_script = self.outputs[i]
#             pk_script = pprint_script (parse_script (pk_script))
#             D ('%3d %s %r\n' % (i, bcrepr (value), pk_script))
#         D ('lock_time: %s\n' % (self.lock_time,))
# 
#     def render (self):
#         return self.pack()
# 
#     def verify (self, index, lock_script, block_timestamp):
#         outpoint, unlock_script, sequence = self.inputs[index]
#         if block_timestamp >= 1333238400:
#             m = verifying_machine_p2sh (self, index, KEY)
#         else:
#             m = verifying_machine (self, index, KEY)
#         m.eval_script (unlock_script, lock_script)


# Path: caesure/verifyd.py
import argparse
import os
import coro
import struct
from caesure.bitcoin import TX
from coro.asn1.python import encode, decode

    s.bind (path)
    s.listen (100)
    while 1:
        conn, addr = s.accept()
        if coro.fork() == 0:
            coro.spawn (go, G, conn)
            s.close()
            return
        else:
            conn.close()
    coro.set_exit()

def go (G, s):
    try:
        while 1:
            # what are the per-txn size limits?
            pktlen = s.recv_exact (4)
            if not pktlen:
                break
            else:
                pktlen, = struct.unpack ('>I', pktlen)
                packet = s.recv_exact (pktlen)
                data, size = decode (packet)
                assert size == pktlen
                [index, block_timestamp, raw_tx, lock_scripts] = data
                tx = TX()
                tx.unpack (raw_tx)
                result = True
                for i in range (len (tx.inputs)):
                    lock_script = lock_scripts[i]

                    try: