Merge pull request #2 from ahmedbodi/master

Cleanup

.gitmodules

@@ -10,3 +10,6 @@
 [submodule "externals/quarkcoin-hash"]
 	path = externals/quarkcoin-hash
 	url = https://github.com/Neisklar/quarkcoin-hash-python
+[submodule "externals/maxcoin-hash-python"]
+	path = externals/maxcoin-hash-python
+	url = https://github.com/Prydie/maxcoin-hash-python

externals/maxcoin-hash-python

@@ -0,0 +1 @@
+Subproject commit 30cfcd105ae2914ae12b750ae7471e27f79c28ed

lib/bitcoin_rpc.py

@@ -34,6 +34,8 @@ class BitcoinRPC(object):
         )
            
     def _call(self, method, params):
+        #log.debug("RPC Call: %s" % json.dumps({'jsonrpc': '2.0', 'method':
+            #method,'params': params,'id': '1'}))
         return self._call_raw(json.dumps({
                 'jsonrpc': '2.0',
                 'method': method,

lib/halfnode.py

@@ -26,16 +26,15 @@ if settings.COINDAEMON_ALGO == 'scrypt':
 elif settings.COINDAEMON_ALGO == 'quark':
     log.debug("########################################### Loading Quark Support #########################################################")
     import quark_hash
+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
@@ -156,6 +155,8 @@ class CTxOut(object):
 
 class CTransaction(object):
     def __init__(self):
+        if settings.COINDAEMON_ALGO == 'max':
+            self.sha3 = None
         if settings.COINDAEMON_Reward == 'POW':
             self.nVersion = 1
             if settings.COINDAEMON_TX == 'yes':
@@ -239,6 +240,10 @@ class CBlock(object):
             self.scrypt = None
         elif settings.COINDAEMON_ALGO == 'quark':
             self.quark = None
+        elif settings.COINDAEMON_ALGO == 'max':
+            self.max = None
+        elif settings.COINDAEMON_ALGO == 'keccak':
+             self.sha3 = None
         else: pass
         if settings.COINDAEMON_Reward == 'POS':
             self.signature = b""
@@ -294,6 +299,36 @@ class CBlock(object):
                 r.append(struct.pack("<I", self.nNonce))
                 self.quark = uint256_from_str(quark_hash.getPoWHash(''.join(r)))
              return self.quark
+    elif settings.COINDAEMON_ALGO == 'max':
+        def calc_max(self):
+            if self.max is None:
+                r = []
+                r.append(struct.pack("<i", self.nVersion))
+                r.append(ser_uint256(self.hashPrevBlock))
+                r.append(ser_uint256(self.hashMerkleRoot))
+                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(sha3_256(''.join(r)).digest())
+            return self.max
+    elif settings.COINDAEMON_ALGO == 'keccak':
+        def calc_sha3(self):
+            if self.sha3 is None:
+                r = []
+                r.append(struct.pack("<i", self.nVersion))
+                r.append(ser_uint256(self.hashPrevBlock))
+                r.append(ser_uint256(self.hashMerkleRoot))
+                r.append(struct.pack("<I", self.nTime))
+                r.append(struct.pack("<I", self.nBits))
+                r.append(struct.pack("<I", self.nNonce))
+                s = sha3.SHA3256()
+                s.update(''.join(r) + str(self.nTime))
+#            hash_bin_temp = s.hexdigest()
+#            s = sha3.SHA3256()
+#            s.update(hash_bin_temp)
+            block_hash_bin = s.hexdigest()
+            self.sha3 = uint256_from_str(block_hash_bin)
+            return self.sha3
     else:
        def calc_sha256(self):
            if self.sha256 is None:
@@ -313,6 +348,10 @@ class CBlock(object):
             self.calc_scrypt()
         elif settings.COINDAEMON_ALGO == 'quark':
             self.calc_quark()
+        elif settings.COINDAEMON_ALGO == 'max':
+            self.calc_max()
+        elif settings.COINDAEMON_ALGO == 'keccak':
+             self.calc_sha3()
         else:
             self.calc_sha256()
 
@@ -324,6 +363,12 @@ class CBlock(object):
         elif settings.COINDAEMON_ALGO == 'quark':
             if self.quark > target:
                 return False
+        elif settings.COINDAEMON_ALGO == 'max':
+            if self.max > target:
+                return False
+        elif settings.COINDAEMON_ALGO == 'sha3':
+            if self.sha3 > target:
+                return False
         else:
            if self.sha256 > target:
                 return False

lib/template_registry.py

@@ -3,18 +3,24 @@ 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':
     import yac_scrypt
 elif settings.COINDAEMON_ALGO == 'quark':
     import quark_hash
+elif settings.COINDAEMON_ALGO == 'max':
+    import max_hash
+    from sha3 import sha3_256
 elif settings.COINDAEMON_ALGO == 'skeinhash':
     import skeinhash
+elif settings.COINDAEMON_ALGO == 'keccak':
+     import sha3
 else: pass
 from twisted.internet import defer
 from lib.exceptions import SubmitException
-
+ 
 import lib.logger
 log = lib.logger.get_logger('template_registry')
 log.debug("Got to Template Registry")
@@ -22,7 +28,6 @@ from mining.interfaces import Interfaces
 from extranonce_counter import ExtranonceCounter
 import lib.settings as settings
 
-
 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.'''
@@ -126,8 +131,8 @@ class TemplateRegistry(object):
         
         self.update_in_progress = True
         self.last_update = Interfaces.timestamper.time()
-        
-        d = self.bitcoin_rpc.getblocktemplate()
+       
+	d = self.bitcoin_rpc.getblocktemplate()
         d.addCallback(self._update_block)
         d.addErrback(self._update_block_failed)
         
@@ -137,8 +142,7 @@ class TemplateRegistry(object):
         
     def _update_block(self, data):
         start = Interfaces.timestamper.time()
-                
-        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'])
 
@@ -154,9 +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 == 'keccak':
+            diff1 = 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff00000000
         else:
             diff1 = 0x00000000ffff0000000000000000000000000000000000000000000000000000
-
         return diff1 / difficulty
     
     def get_job(self, job_id):
@@ -228,7 +235,10 @@ class TemplateRegistry(object):
                 
         # 1. Build coinbase
         coinbase_bin = job.serialize_coinbase(extranonce1_bin, extranonce2_bin)
-        coinbase_hash = util.doublesha(coinbase_bin)
+        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)
@@ -244,9 +254,17 @@ class TemplateRegistry(object):
             hash_bin = yac_scrypt.getPoWHash(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]), int(ntime, 16))
         elif settings.COINDAEMON_ALGO == 'quark':
             hash_bin = quark_hash.getPoWHash(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
+        elif settings.COINDAEMON_ALGO == 'max':
+            hash_bin = max_hash.getPoWHash(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
+            hash_bin = sha3_256(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ])).digest()[0:33]
 	elif settings.COINDAEMON_ALGO == 'skeinhash':
             hash_bin = skeinhash.skeinhash(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
-        else:
+        elif settings.COINDAEMON_ALGO == 'keccak':
+          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 = s.hexdigest()
+	else:
             hash_bin = util.doublesha(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
 
         hash_int = util.uint256_from_str(hash_bin)
@@ -256,11 +274,14 @@ class TemplateRegistry(object):
             header_hex = header_hex+"000000800000000000000000000000000000000000000000000000000000000000000000000000000000000080020000"
         elif settings.COINDAEMON_ALGO == 'quark':
             header_hex = header_hex+"000000800000000000000000000000000000000000000000000000000000000000000000000000000000000080020000"
+        #elif settings.COINDAEMON_ALGO == 'max':
+            #header_hex = header_hex+"000000800000000000000000000000000000000000000000000000000000000000000000000000000000000080020000"
         else: pass
                  
         target_user = self.diff_to_target(difficulty)
         if hash_int > target_user:
-            raise SubmitException("Share is above target")
+            raise SubmitException("Share is above target. Hash: %s",
+                    scrypt_hash_hex)
 
         # Mostly for debugging purposes
         target_info = self.diff_to_target(100000)
@@ -276,12 +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':
-            block_hash_bin = util.doublesha(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
+            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()
+            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)
+	    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')
-            #else:   block_hash_hex = hash_bin[::-1].encode('hex_codec')
-            #else:  block_hash_hex = 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))
             
@@ -291,7 +318,7 @@ class TemplateRegistry(object):
                             
             # 7. Submit block to the network
             serialized = binascii.hexlify(job.serialize())
-	    on_submit = self.bitcoin_rpc.submitblock(serialized, block_hash_hex, scrypt_hash_hex)
+            on_submit = self.bitcoin_rpc.submitblock(serialized, block_hash_hex, scrypt_hash_hex)
             if on_submit:
                 self.update_block()
 
@@ -302,8 +329,14 @@ class TemplateRegistry(object):
         
         if settings.SOLUTION_BLOCK_HASH:
         # Reverse the header and get the potential block hash (for scrypt only) only do this if we want to send in the block hash to the shares table
-            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)
+           if settings.COINDAEMON_ALGO == 'keccak':
+               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)
+               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')
+           return (header_hex, block_hash_hex, share_diff, None)
         else:
             return (header_hex, scrypt_hash_hex, share_diff, None)

lib/util.py

@@ -7,6 +7,11 @@ import settings
 import bitcoin_rpc
 from hashlib import sha256
 
+if settings.COINDAEMON_ALGO == 'keccak':
+    import sha3
+    from sha3 import sha3_256
+
+
 def deser_string(f):
     nit = struct.unpack("<B", f.read(1))[0]
     if nit == 253:
@@ -176,14 +181,19 @@ def address_to_pubkeyhash(addr):
 
     if addr is None:
         return None
-    
+
     ver = addr[0]
     cksumA = addr[-4:]
-    cksumB = doublesha(addr[:-4])[: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]
     
+
     if cksumA != cksumB:
         return None
-    
+
     return (ver, addr[1:-4])
 
 def ser_uint256_be(u):

maxcoin-hash-python

@@ -0,0 +1 @@
+Subproject commit 30cfcd105ae2914ae12b750ae7471e27f79c28ed