tMerge pull request #3898 from SomberNight/bip32_versions_testnet - electrum - Electrum Bitcoin wallet
HTML git clone https://git.parazyd.org/electrum
DIR Log
DIR Files
DIR Refs
DIR Submodules
---
DIR commit 395f9c96797a6d8c85f8956cc8a9caad7b90b2e0
DIR parent 9110c0542c40e00604a3d86eaf71e1646a9365d4
HTML Author: ThomasV <thomasv@electrum.org>
Date: Tue, 20 Feb 2018 09:53:01 +0100
Merge pull request #3898 from SomberNight/bip32_versions_testnet
bip32 version numbers (xpub headers): use t/u/U/v/V for testnet
Diffstat:
M lib/bitcoin.py | 58 ++++++++++++++++++-------------
1 file changed, 33 insertions(+), 25 deletions(-)
---
DIR diff --git a/lib/bitcoin.py b/lib/bitcoin.py
t@@ -47,28 +47,6 @@ def read_json(filename, default):
return r
-
-
-# Version numbers for BIP32 extended keys
-# standard: xprv, xpub
-# segwit in p2sh: yprv, ypub
-# native segwit: zprv, zpub
-XPRV_HEADERS = {
- 'standard': 0x0488ade4,
- 'p2wpkh-p2sh': 0x049d7878,
- 'p2wsh-p2sh': 0x295b005,
- 'p2wpkh': 0x4b2430c,
- 'p2wsh': 0x2aa7a99
-}
-XPUB_HEADERS = {
- 'standard': 0x0488b21e,
- 'p2wpkh-p2sh': 0x049d7cb2,
- 'p2wsh-p2sh': 0x295b43f,
- 'p2wpkh': 0x4b24746,
- 'p2wsh': 0x2aa7ed3
-}
-
-
class NetworkConstants:
@classmethod
t@@ -83,6 +61,21 @@ class NetworkConstants:
cls.DEFAULT_SERVERS = read_json('servers.json', {})
cls.CHECKPOINTS = read_json('checkpoints.json', [])
+ cls.XPRV_HEADERS = {
+ 'standard': 0x0488ade4, # xprv
+ 'p2wpkh-p2sh': 0x049d7878, # yprv
+ 'p2wsh-p2sh': 0x0295b005, # Yprv
+ 'p2wpkh': 0x04b2430c, # zprv
+ 'p2wsh': 0x02aa7a99, # Zprv
+ }
+ cls.XPUB_HEADERS = {
+ 'standard': 0x0488b21e, # xpub
+ 'p2wpkh-p2sh': 0x049d7cb2, # ypub
+ 'p2wsh-p2sh': 0x0295b43f, # Ypub
+ 'p2wpkh': 0x04b24746, # zpub
+ 'p2wsh': 0x02aa7ed3, # Zpub
+ }
+
@classmethod
def set_testnet(cls):
cls.TESTNET = True
t@@ -95,6 +88,21 @@ class NetworkConstants:
cls.DEFAULT_SERVERS = read_json('servers_testnet.json', {})
cls.CHECKPOINTS = read_json('checkpoints_testnet.json', [])
+ cls.XPRV_HEADERS = {
+ 'standard': 0x04358394, # tprv
+ 'p2wpkh-p2sh': 0x044a4e28, # uprv
+ 'p2wsh-p2sh': 0x024285b5, # Uprv
+ 'p2wpkh': 0x045f18bc, # vprv
+ 'p2wsh': 0x02575048, # Vprv
+ }
+ cls.XPUB_HEADERS = {
+ 'standard': 0x043587cf, # tpub
+ 'p2wpkh-p2sh': 0x044a5262, # upub
+ 'p2wsh-p2sh': 0x024285ef, # Upub
+ 'p2wpkh': 0x045f1cf6, # vpub
+ 'p2wsh': 0x02575483, # Vpub
+ }
+
NetworkConstants.set_mainnet()
t@@ -893,11 +901,11 @@ def _CKD_pub(cK, c, s):
def xprv_header(xtype):
- return bfh("%08x" % XPRV_HEADERS[xtype])
+ return bfh("%08x" % NetworkConstants.XPRV_HEADERS[xtype])
def xpub_header(xtype):
- return bfh("%08x" % XPUB_HEADERS[xtype])
+ return bfh("%08x" % NetworkConstants.XPUB_HEADERS[xtype])
def serialize_xprv(xtype, c, k, depth=0, fingerprint=b'\x00'*4, child_number=b'\x00'*4):
t@@ -919,7 +927,7 @@ def deserialize_xkey(xkey, prv):
child_number = xkey[9:13]
c = xkey[13:13+32]
header = int('0x' + bh2u(xkey[0:4]), 16)
- headers = XPRV_HEADERS if prv else XPUB_HEADERS
+ headers = NetworkConstants.XPRV_HEADERS if prv else NetworkConstants.XPUB_HEADERS
if header not in headers.values():
raise BaseException('Invalid xpub format', hex(header))
xtype = list(headers.keys())[list(headers.values()).index(header)]