<?php
error_reporting(E_ALL | E_STRICT);
-define('HASH_ALGO', MHASH_RIPEMD320);
-define('BLOCK_SIZE', 100);
+define('HASH_ALGO' , MHASH_RIPEMD320);
+define('BLOCK_SIZE' , 100);
define('NONCE_INCREMENT', 0.0000000000000001);
-define('START_TIME', microtime(TRUE));
-define('CHECK_POINT', 'chash.pos');
+define('START_TIME' , microtime(TRUE));
+define('CHECK_POINT' , 'chash.pos');
-// Found hashes
-$foundHashes = array();
+// Hashes per call
+$GLOBALS['cycles'] = 3;
-// Time when last flush occured
-global $timeFlush;
+// Found hashes
+$GLOBALS['found_hashes'] = array(0 => array());
/**
* Continued-hashing
}
/**
- * Double-hashes given string. This is done by hashing the given string and
+ * Multiple-hashes given string. This is done by hashing the given string and
* then hashing the generated hash again.
*
* @param $str The string to be hashed 4 times
* @return $hash The generated hash
*/
-function doubleHashString ($str) {
+function multipleHashString ($str) {
+ // One less to go (see below)
+ $totalHashes = $GLOBALS['cycles'] - 1;
+
// Generate hash from given hash
- $hash = hashString(hashString($str));
+ $hash = hashString($str);
+
+ // Now over-hash it
+ for ($idx = 0; $idx < $totalHashes; $idx++) {
+ // Over-hash the given hash
+ $hash = hashString($hash . $str);
+ } // END - for
// Return it
return $hash;
/**
* Writes/flushes check-point file
*
+ * @param $nonce Nonce
+ * @param $modulaHash Modula hash (or hash to save)
* @return void
*/
-function flushCheckPointFile ($nonce, $modulaHash, array $foundHashes) {
- global $timeFlush;
-
+function flushCheckPointFile ($nonce, $modulaHash) {
// Display message
- print ('FLUSHING: ' . count($foundHashes) . ' total found.' . PHP_EOL);
+ print ('FLUSHING: Writing ' . count($GLOBALS['found_hashes']) . ' blocks ...' . PHP_EOL);
+
+ // Start timer
+ $timer = microtime(TRUE);
// Flush data
- file_put_contents(CHECK_POINT, base64_encode($nonce) . ':' . $modulaHash . ':' . base64_encode(serialize($foundHashes)));
+ file_put_contents(CHECK_POINT, $GLOBALS['total_blocks'] . ':' . $GLOBALS['total_hashes'] . ':' . $GLOBALS['cycles'] . ':' . base64_encode($nonce) . ':' . $modulaHash . ':' . base64_encode(serialize($GLOBALS['found_hashes'])));
// Set time
- $timeFlush = microtime(TRUE);
+ $GLOBALS['time_flush'] = microtime(TRUE);
+ print ('FLUSHING: Took ' . ($GLOBALS['time_flush'] - $timer) . ' seconds.' . PHP_EOL);
}
/*
* known to the public as you can read them here in source code and therefore I
* will not use them for the real genesis hashes.
*/
-$hashes = array(
+$gensisHashes = array(
// A famous quote from Deus Ex 2 - Invisible War
- doublehashString('"Informations must be free." - AI Helios from Deus Ex'),
+ multiplehashString('"Informations must be free." - AI Helios from Deus Ex'),
// My name + URL of my first StatusNet instance
- doubleHashString('Roland Haeder, https://status.mxchange.org'),
+ multipleHashString('Roland Haeder, https://status.mxchange.org'),
// A famous quote from Linus Torwalds
- doubleHashString('"Software is like sex. Its better when its free." - Linus Torwalds'),
+ multipleHashString('"Software is like sex. Its better when its free." - Linus Torwalds'),
// Possible truth ;-)
- doubleHashString('September 11 is a big lie.'),
+ multipleHashString('September 11 is a big lie.'),
// GNU is not Uni*
- doubleHashString('GNU is Not Uni*.'),
+ multipleHashString('GNU is Not Uni*.'),
// WINE is not an emulator
- doubleHashString('WINE Is Not an Emulator.'),
+ multipleHashString('WINE Is Not an Emulator.'),
// FlightGear - Fly free!
- doubleHashString('FlightGear - Fly free!'),
+ multipleHashString('FlightGear - Fly free!'),
// Linus Torwalds Quote
- doubleHashString('Your code is shit.. your argument is shit.'),
+ multipleHashString('Your code is shit.. your argument is shit.'),
);
// Calculate "modula hash" from 1st/4th and 2nd/3rd
$modulaHashes = array(
// "Block" 0
- modulaHash($hashes[0], $hashes[3]),
- modulaHash($hashes[1], $hashes[2]),
+ modulaHash($gensisHashes[0], $gensisHashes[3]),
+ modulaHash($gensisHashes[1], $gensisHashes[2]),
// "Block" 1
- modulaHash($hashes[4], $hashes[7]),
- modulaHash($hashes[5], $hashes[6]),
+ modulaHash($gensisHashes[4], $gensisHashes[7]),
+ modulaHash($gensisHashes[5], $gensisHashes[6]),
);
// Calculate "sqrt hash"
);
// Calulcate modula hash
-$modulaHash = doubleHashString(modulaHash($sqrtHashes[0], $sqrtHashes[1]));
+$modulaHash = multipleHashString(modulaHash($sqrtHashes[0], $sqrtHashes[1]));
// This is also the "genesis hash"
$genesisHash = $modulaHash;
// Output results
-print ('hashes=' . print_r($hashes, TRUE));
+print ('hashes=' . print_r($gensisHashes, TRUE));
print ('modulaHashes=' . print_r($modulaHashes, TRUE));
print ('sqrtHashes=' . print_r($sqrtHashes, TRUE));
print ('modulaHash=' . $modulaHash . PHP_EOL);
// Total reward + hashes
$totalReward = 0;
-$totalHashes = 0;
-$totalBlocks = 0;
+$GLOBALS['total_hashes'] = 0;
+$GLOBALS['total_blocks'] = 0;
// Is the check point there?
if (is_readable(CHECK_POINT)) {
$data = explode(':', $checkPoint);
// Assert on count
- assert(count($data) == 3);
+ assert(count($data) == 6);
// 1st element is nonce, 2nd hash, 3rd found hashes
- $nonce = base64_decode($data[0]);
- $modulaHash = $data[1];
- $foundHashes = unserialize(base64_decode($data[2]));
+ $GLOBALS['total_blocks'] = $data[0];
+ $GLOBALS['total_hashes'] = $data[1];
+ $GLOBALS['cycles'] = intval($data[2]);
+ $nonce = base64_decode($data[3]);
+ $modulaHash = $data[4];
+ $GLOBALS['found_hashes'][$GLOBALS['total_blocks']] = unserialize(base64_decode($data[5]));
} else {
// Create nonce (small)
$nonce = 1 / mt_rand();
// Output again
print ('modulaHash=' . $modulaHash . PHP_EOL);
print ('nonce=' . $nonce . PHP_EOL);
-print ('found=' . count($foundHashes) . PHP_EOL);
+print ('found=' . count($GLOBALS['found_hashes'][$GLOBALS['total_blocks']]) . PHP_EOL);
// Start "mining"
while (TRUE) {
// Wait for BLOCK_SIZE iterations (= found hashes). This is one block
$timeBlock = microtime(TRUE);
$timeDisplay = $timeBlock;
- $timeFlush = $timeBlock;
+ $GLOBALS['time_flush'] = $timeBlock;
// Time waited for a good block again (no iteration)
$timeBadHashes = 0;
- while (count($foundHashes) <= BLOCK_SIZE) {
+ while (count($GLOBALS['found_hashes'][$GLOBALS['total_blocks']]) <= BLOCK_SIZE) {
// Create hash from modulaHash ("genesis hash") and nonce
- $nonceHash = doubleHashString($modulaHash . $nonce);
+ $nonceHash = multipleHashString($modulaHash . $nonce);
// Calculate sums
$sumNonce = calculateSumFromHash($nonceHash);
$nonce = calculateNonce($nonce);
// And hash again
- $nonceHash = doubleHashString($modulaHash . $nonce);
+ $nonceHash = multipleHashString($modulaHash . $nonce);
// Calculate sums
$sumNonce = calculateSumFromHash($nonceHash);
$testTime = abs(microtime(TRUE) - $timeDisplay);
// Calculate hashrate/sec
- $hashrate = 1 / $testTime * $iterSecond * 2;
+ $hashrate = 1 / $testTime * $iterSecond * $GLOBALS['cycles'];
// Only every second
if ($testTime >= 1) {
} // END - if
// Time spend from last flush
- $testTime = abs(microtime(TRUE) - $timeFlush);
+ $testTime = abs(microtime(TRUE) - $GLOBALS['time_flush']);
// Only once per 10 seconds
if ($testTime >= 10) {
// Flush check-point file
- flushCheckPointFile($nonce, $modulaHash, $foundHashes);
+ flushCheckPointFile($nonce, $modulaHash);
} // END - if
// Next round
continue;
} // END - if
- // Add amount of hashes per block (double-hash)
- $hashesPerBlock += $iter * 2 + 2;
+ // Add amount of hashes per block (multiple-hash)
+ $hashesPerBlock += $iter * $GLOBALS['cycles'] + $GLOBALS['cycles'];
// Push found hash
- array_push($foundHashes, array(
+ array_push($GLOBALS['found_hashes'][$GLOBALS['total_blocks']], array(
'modula_hash' => $modulaHash,
'genesis_hash' => $genesisHash,
'nonce' => $nonce,
print ('FOUND: nonceHash=' . $nonceHash . ',nonce=' . $nonce . ',iter=' . $iter . PHP_EOL);
// Flush check-point file after new hash is found
- flushCheckPointFile($nonce, $nonceHash, $foundHashes);
+ flushCheckPointFile($nonce, $nonceHash);
// Use nonceHash as next modula hash
$modulaHash = $nonceHash;
print ('timeBlock=' . $timeBlock . ',timeBadHashes=' . $timeBadHashes . ',hashesPerBlock=' . $hashesPerBlock .',reward=' . $reward . PHP_EOL);
// Block completed
- $totalHashes += $hashesPerBlock;
- $totalBlocks++;
+ $GLOBALS['total_hashes'] += $hashesPerBlock;
+ $GLOBALS['total_blocks']++;
$hashesPerBlock = 0;
- $foundHashes = array();
+
+ // Init next block
+ $GLOBALS['found_hashes'][$GLOBALS['total_blocks']] = array();
// Calculate new nonce
$nonce = calculateNonce($nonce);
$totalReward += $reward;
// Calculate average block value
- $blockValue = $totalReward / $totalBlocks * $totalHashes / (BLOCK_SIZE * $totalBlocks);
+ $blockValue = $totalReward / $GLOBALS['total_blocks'] * $GLOBALS['total_hashes'] / (BLOCK_SIZE * $GLOBALS['total_blocks']);
// Calculate reward per hour (= 3600 seconds)
$rewardPerHour = $totalReward / abs(microtime(TRUE) - START_TIME) * 3600;
projects / core.git / commitdiff