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THONG NGO
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*.pyc | ||
*.swp |
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# bitcoinwallet | ||
Adding Bitcoin Vietnam and VBTC exchange #2166 |
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This code is public domain. Everyone has the right to do whatever they want | ||
with it for any purpose. | ||
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In case your jurisdiction does not consider the above disclaimer valid or | ||
enforceable, here's an MIT license for you: | ||
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The MIT License (MIT) | ||
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Permission is hereby granted, free of charge, to any person obtaining a copy | ||
of this software and associated documentation files (the "Software"), to deal | ||
in the Software without restriction, including without limitation the rights | ||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
copies of the Software, and to permit persons to whom the Software is | ||
furnished to do so, subject to the following conditions: | ||
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The above copyright notice and this permission notice shall be included in | ||
all copies or substantial portions of the Software. | ||
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
THE SOFTWARE. |
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include cryptos/english.txt | ||
include LICENSE | ||
include README.md |
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from .blocks import * | ||
from .composite import * | ||
from .deterministic import * | ||
from .main import * | ||
from .mnemonic import * | ||
from .py2specials import * | ||
from .py3specials import * | ||
from .stealth import * | ||
from .transaction import * | ||
from .coins import * | ||
from .keystore import * | ||
from .wallet import * |
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from .main import * | ||
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def serialize_header(inp): | ||
o = encode(inp['version'], 256, 4)[::-1] + \ | ||
inp['prevhash'].decode('hex')[::-1] + \ | ||
inp['merkle_root'].decode('hex')[::-1] + \ | ||
encode(inp['timestamp'], 256, 4)[::-1] + \ | ||
encode(inp['bits'], 256, 4)[::-1] + \ | ||
encode(inp['nonce'], 256, 4)[::-1] | ||
h = bin_sha256(bin_sha256(o))[::-1].encode('hex') | ||
assert h == inp['hash'], (sha256(o), inp['hash']) | ||
return o.encode('hex') | ||
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def deserialize_header(inp): | ||
inp = inp.decode('hex') | ||
return { | ||
"version": decode(inp[:4][::-1], 256), | ||
"prevhash": inp[4:36][::-1].encode('hex'), | ||
"merkle_root": inp[36:68][::-1].encode('hex'), | ||
"timestamp": decode(inp[68:72][::-1], 256), | ||
"bits": decode(inp[72:76][::-1], 256), | ||
"nonce": decode(inp[76:80][::-1], 256), | ||
"hash": bin_sha256(bin_sha256(inp))[::-1].encode('hex') | ||
} | ||
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def mk_merkle_proof(header, hashes, index): | ||
nodes = [safe_from_hex(h)[::-1] for h in hashes] | ||
if len(nodes) % 2 and len(nodes) > 2: | ||
nodes.append(nodes[-1]) | ||
layers = [nodes] | ||
while len(nodes) > 1: | ||
newnodes = [] | ||
for i in range(0, len(nodes) - 1, 2): | ||
newnodes.append(bin_sha256(bin_sha256(nodes[i] + nodes[i+1]))) | ||
if len(newnodes) % 2 and len(newnodes) > 2: | ||
newnodes.append(newnodes[-1]) | ||
nodes = newnodes | ||
layers.append(nodes) | ||
# Sanity check, make sure merkle root is valid | ||
assert bytes_to_hex_string(nodes[0][::-1]) == header['merkle_root'] | ||
merkle_siblings = \ | ||
[layers[i][(index >> i) ^ 1] for i in range(len(layers)-1)] | ||
return { | ||
"hash": hashes[index], | ||
"siblings": [bytes_to_hex_string(x[::-1]) for x in merkle_siblings], | ||
"header": header | ||
} |
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from .bitcoin import * | ||
from .bitcoin_cash import * | ||
from .bitcoin_gold import * | ||
from .dash import * | ||
from .dogecoin import * | ||
from .litecoin import * |
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