def toWire(self, buf, opts=None):
Packet.toWire(self, buf, opts)
buf.write(struct.pack("<I", self.version))
if get_opt(opts, 'segwit', False):
buf.write("\x00\x01")
buf.write(encodeVarLength(len(self.inputs)))
for i in self.inputs:
prev_out, script, sequence = i
buf.write(prev_out[0][::-1])
buf.write(struct.pack("<I", prev_out[1]))
buf.write(encodeVarString(script))
buf.write(struct.pack("<I", sequence))
buf.write(encodeVarLength(len(self.outputs)))
for o in self.outputs:
value, script = o
buf.write(struct.pack("<Q", value))
buf.write(encodeVarString(script))
if get_opt(opts, 'segwit', False):
for w in self.witnesses:
buf.write(encodeVarLength(len(w)))
for e in w:
buf.write(encodeVarString(e))
buf.write(struct.pack("<I", self.lock_time))
def testVarLength(self):
self.assertEqual('01', encodeVarLength(1).encode("hex"))
self.assertEqual('fd0004', encodeVarLength(1024).encode("hex"))
self.assertEqual('feefbeadde',
encodeVarLength(3735928559).encode("hex"))
self.assertEqual('ffdeadbeefdeadbeef',
encodeVarLength(17275436393656397278).encode("hex"))
def toWire(self, buf, opts=None):
Packet.toWire(self, buf, opts)
buf.write(struct.pack("<I", self.version))
if get_opt(opts, 'segwit', False):
buf.write("\x00\x01")
buf.write(encodeVarLength(len(self.inputs)))
for i in self.inputs:
prev_out, script, sequence = i
buf.write(prev_out[0][::-1])
buf.write(struct.pack("<I", prev_out[1]))
buf.write(encodeVarString(script))
buf.write(struct.pack("<I", sequence))
buf.write(encodeVarLength(len(self.outputs)))
for o in self.outputs:
value, script = o
buf.write(struct.pack("<Q", value))
buf.write(encodeVarString(script))
if get_opt(opts, 'segwit', False):
for w in self.witnesses:
buf.write(encodeVarLength(len(w)))
for e in w:
buf.write(encodeVarString(e))
buf.write(struct.pack("<I", self.lock_time))
def testVarLength(self):
self.assertEqual("01",
encodeVarLength(1).encode("hex"),
"Simple 1 char number")
self.assertEqual("fd0004",
encodeVarLength(1024).encode("hex"),
"2 + 1 byte number")
self.assertEqual("feefbeadde",
encodeVarLength(3735928559).encode("hex"),
"4 + 1 byte number")
self.assertEqual("ffdeadbeefdeadbeef",
encodeVarLength(17275436393656397278).encode("hex"),
"8 + 1 byte number")
def testVarLength(self):
self.assertEqual(
'01', encodeVarLength(1).encode("hex")
)
self.assertEqual(
'fd0004', encodeVarLength(1024).encode("hex")
)
self.assertEqual(
'feefbeadde', encodeVarLength(3735928559).encode("hex")
)
self.assertEqual(
'ffdeadbeefdeadbeef',
encodeVarLength(17275436393656397278).encode("hex")
)
def toWire(self, buf, opts):
buf.write(encodeVarLength(len(self.hashes)))
for h in self.hashes:
buf.write(struct.pack("<I", h[0]))
buf.write(h[1][::-1])
if h[0] == 5 and self.type == "getdata":
buf.write(struct.pack("<I", h[2]))
def toWire(self, buf, opts):
Packet.toWire(self, buf, opts)
buf.write(
struct.pack("<I32s32sIII", self.version, self.prev_block[::-1],
self.merkle_root[::-1], self.timestamp, self.bits,
self.nonce))
buf.write(encodeVarLength(len(self.transactions)))
for t in self.transactions:
t.toWire(buf, opts)
def toWire(self, buf, version):
Packet.toWire(self, buf, version)
buf.write(struct.pack("<I", self.version))
buf.write(encodeVarLength(len(self.inputs)))
for i in self.inputs:
prev_out, script, sequence = i
buf.write(prev_out[0][::-1])
buf.write(struct.pack("<I", prev_out[1]))
buf.write(encodeVarString(script))
buf.write(struct.pack("<I", sequence))
buf.write(encodeVarLength(len(self.outputs)))
for o in self.outputs:
value, script = o
buf.write(struct.pack("<Q", value))
buf.write(encodeVarString(script))
buf.write(struct.pack("<I", self.lock_time))
def toWire(self, buf, version):
Packet.toWire(self, buf, version)
buf.write(struct.pack("<I32s32sIII",
self.version,
self.prev_block[::-1],
self.merkle_root[::-1],
self.timestamp,
self.bits,
self.nonce))
buf.write(encodeVarLength(len(self.transactions)))
for t in self.transactions:
t.toWire(buf, version)
def testVarLength(self):
self.assertEqual("01", encodeVarLength(1).encode("hex"), "Simple 1 char number")
self.assertEqual("fd0004", encodeVarLength(1024).encode("hex"), "2 + 1 byte number")
self.assertEqual("feefbeadde", encodeVarLength(3735928559).encode("hex"), "4 + 1 byte number")
self.assertEqual("ffdeadbeefdeadbeef", encodeVarLength(17275436393656397278).encode("hex"), "8 + 1 byte number")
def toWire(self, buf, opts):
buf.write(encodeVarLength(len(self.addresses)))
for a in self.addresses:
a.toWire(buf, opts)
def toWire(self, buf, version):
buf.write(encodeVarLength(len(self.addresses)))
for a in self.addresses:
a.toWire(buf, version)
def toWire(self, buf, unused_version):
buf.write(encodeVarLength(len(self.hashes)))
for h in self.hashes:
buf.write(struct.pack("<I", h[0]))
buf.write(h[1][::-1])
