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Merge pull request #1 from Crypto-Expert/maxcoin

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Maxcoin
This commit is contained in:
ahmedbodi 2014-02-27 11:45:54 +00:00
commit e15f45ac95
3 changed files with 22 additions and 45 deletions
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13
lib/halfnode.py
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@ -11,7 +11,6 @@ import sys
import random
import cStringIO
from Crypto.Hash import SHA256
from sha3 import sha3_256
from twisted.internet.protocol import Protocol
from util import *
@ -30,18 +29,12 @@ elif settings.COINDAEMON_ALGO == 'quark':
elif settings.COINDAEMON_ALGO == 'max':
log.debug("########################################### Loading Max Support #########################################################")
import max_hash
from sha3 import sha3_256
elif settings.COINDAEMON_ALGO == 'keccak':
import sha3
else:
log.debug("########################################### Loading SHA256 Support ######################################################")
#if settings.COINDAEMON_Reward == 'POS':
# log.debug("########################################### Loading POS Support #########################################################")
# pass
#else:
# log.debug("########################################### Loading POW Support ######################################################")
# pass
if settings.COINDAEMON_TX == 'yes':
log.debug("########################################### Loading SHA256 Transaction Message Support #########################################################")
pass
@ -162,7 +155,8 @@ class CTxOut(object):
class CTransaction(object):
def __init__(self):
self.sha3 = None
if settings.COINDAEMON_ALGO == 'max':
self.sha3 = None
if settings.COINDAEMON_Reward == 'POW':
self.nVersion = 1
if settings.COINDAEMON_TX == 'yes':
@ -315,7 +309,6 @@ class CBlock(object):
r.append(struct.pack("<I", self.nTime))
r.append(struct.pack("<I", self.nBits))
r.append(struct.pack("<I", self.nNonce))
#self.max = uint256_from_str(max_hash.getPoWHash(''.join(r)))
self.max = uint256_from_str(sha3_256(''.join(r)).digest())
return self.max
elif settings.COINDAEMON_ALGO == 'keccak':

44
lib/template_registry.py
View File

@ -3,6 +3,7 @@ import binascii
import util
import StringIO
import settings
from hashlib import sha256
if settings.COINDAEMON_ALGO == 'scrypt':
import ltc_scrypt
elif settings.COINDAEMON_ALGO == 'scrypt-jane':
@ -11,7 +12,7 @@ elif settings.COINDAEMON_ALGO == 'quark':
import quark_hash
elif settings.COINDAEMON_ALGO == 'max':
import max_hash
from hashlib import sha256
from sha3 import sha3_256
elif settings.COINDAEMON_ALGO == 'skeinhash':
import skeinhash
elif settings.COINDAEMON_ALGO == 'keccak':
@ -27,9 +28,6 @@ from mining.interfaces import Interfaces
from extranonce_counter import ExtranonceCounter
import lib.settings as settings
from sha3 import sha3_256
class JobIdGenerator(object):
'''Generate pseudo-unique job_id. It does not need to be absolutely unique,
because pool sends "clean_jobs" flag to clients and they should drop all previous jobs.'''
@ -134,8 +132,7 @@ class TemplateRegistry(object):
self.update_in_progress = True
self.last_update = Interfaces.timestamper.time()
log.debug("calling self.bitcoin_rpc.getblocktemplate()")
d = self.bitcoin_rpc.getblocktemplate()
d = self.bitcoin_rpc.getblocktemplate()
d.addCallback(self._update_block)
d.addErrback(self._update_block_failed)
@ -145,9 +142,7 @@ class TemplateRegistry(object):
def _update_block(self, data):
start = Interfaces.timestamper.time()
log.debug("_update_block")
#log.info(template.fill_from_rpc(data))
template = self.block_template_class(Interfaces.timestamper, self.coinbaser, JobIdGenerator.get_new_id())
template = self.block_template_class(Interfaces.timestamper, self.coinbaser, JobIdGenerator.get_new_id())
log.info(template.fill_from_rpc(data))
self.add_template(template,data['height'])
@ -163,15 +158,12 @@ class TemplateRegistry(object):
diff1 = 0x0000ffff00000000000000000000000000000000000000000000000000000000
elif settings.COINDAEMON_ALGO == 'quark':
diff1 = 0x000000ffff000000000000000000000000000000000000000000000000000000
#elif settings.coindaemon_algo == 'max':
#diff1 = 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff00000000
elif settings.coindaemon_algo == 'max':
diff1 = 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff00000000
elif settings.COINDAEMON_ALGO == 'keccak':
diff1 = 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff00000000
else:
diff1 = 0x00000000ffff0000000000000000000000000000000000000000000000000000
return diff1 / difficulty
def get_job(self, job_id):
@ -243,9 +235,10 @@ class TemplateRegistry(object):
# 1. Build coinbase
coinbase_bin = job.serialize_coinbase(extranonce1_bin, extranonce2_bin)
#coinbase_hash = util.doublesha(coinbase_bin)
coinbase_hash = sha256(coinbase_bin).digest()
if settings.COINDAEMON_ALGO == 'max':
coinbase_hash = sha256(coinbase_bin).digest()
else:
coinbase_hash = util.doublesha(coinbase_bin)
# 2. Calculate merkle root
merkle_root_bin = job.merkletree.withFirst(coinbase_hash)
@ -270,9 +263,6 @@ class TemplateRegistry(object):
s = sha3.sha3_256()
ntime1 = str(int(ntime, 16))
s.update(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]) + ntime1)
#hash_bin_temp = s.hexdigest()
#s = sha3.sha3_256()
#s.update(hash_bin_temp)
hash_bin = s.hexdigest()
else:
hash_bin = util.doublesha(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
@ -307,24 +297,18 @@ class TemplateRegistry(object):
log.info("We found a block candidate! %s" % scrypt_hash_hex)
# Reverse the header and get the potential block hash (for scrypt only)
#if settings.COINDAEMON_ALGO == 'scrypt' or settings.COINDAEMON_ALGO == 'sha256d':
# if settings.COINDAEMON_Reward == 'POW':
if settings.COINDAEMON_ALGO == 'max':
block_hash_bin = sha3_256(''.join([ header_bin[i*4:i*4+4][::-1]
for i in range(0, 20) ]) + str(int(ntime, 16))).hexdigest()
else:
block_hash_bin = util.doublesha(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
if settings.COINDAEMON_ALGO == 'keccak':
elif settings.COINDAEMON_ALGO == 'keccak':
s = sha3.SHA3256()
ntime1 = str(int(ntime, 16))
s.update(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]) + ntime1)
#hash_bin_temp = s.hexdigest()
#s = sha3.SHA3256()
#s.update(hash_bin_temp)
block_hash_bin = s.hexdigest()
else:
block_hash_bin = util.doublesha(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
block_hash_hex = block_hash_bin[::-1].encode('hex_codec')
if settings.COINDAEMON_ALGO != 'max':
block_hash_hex = hash_bin[::-1].encode('hex_codec')
# 6. Finalize and serialize block object
job.finalize(merkle_root_int, extranonce1_bin, extranonce2_bin, int(ntime, 16), int(nonce, 16))
@ -349,11 +333,9 @@ class TemplateRegistry(object):
s = sha3.sha3_256()
ntime1 = str(int(ntime, 16))
s.update(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]) + ntime1)
#hash_bin_temp = s.hexdigest()
#s = sha3.sha3_256()
#s.update(hash_bin_temp)
block_hash_bin = s.hexdigest()
else: block_hash_bin = util.doublesha(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
else:
block_hash_bin = util.doublesha(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
block_hash_hex = block_hash_bin[::-1].encode('hex_codec')
return (header_hex, block_hash_hex, share_diff, None)
else:

10
lib/util.py
View File

@ -6,10 +6,10 @@ import binascii
import settings
import bitcoin_rpc
from hashlib import sha256
from sha3 import sha3_256
if settings.COINDAEMON_ALGO == 'keccak':
import sha3
from sha3 import sha3_256
def deser_string(f):
@ -184,10 +184,12 @@ def address_to_pubkeyhash(addr):
ver = addr[0]
cksumA = addr[-4:]
#TODO: We should clean this up so that it works with not Keccek implementations too.
cksumB = sha3_256(addr[:-4]).digest()[:4]
if settings.COINDAEMON_ALGO != 'max':
cksumB = doublesha(addr[:-4])[:4]
#TODO: We should clean this up so that it works with not Keccek implementations too.
else:
cksumB = sha3_256(addr[:-4]).digest()[:4]
#cksumB = sha3.sha3_256(addr[:-4]).digest()[:4]
if cksumA != cksumB:
return None