+// Total reward + hashes
+$totalReward = 0;
+$totalHashes = 0;
+$totalBlocks = 0;
+
+// Create nonce (small)
+$nonce = 1 / mt_rand();
+
+while (TRUE) {
+ // Init hash-per-block counter and hashrate
+ $hashesPerBlock = 0;
+ $hashrate = 0;
+
+ // Wait for BLOCK_SIZE iterations (= found hashes). This is one block
+ $timeBlock = microtime(TRUE);
+ $timeDisplay = $timeBlock;
+
+ // Time waited for a good block again (no iteration)
+ $timeBadHashes = 0;
+
+ while (count($foundHashes) <= BLOCK_SIZE) {
+ // Create hash from modulaHash ("genesis hash") and nonce
+ $nonceHash = doubleHashString($modulaHash . $nonce);
+
+ // Calculate sums
+ $sumNonce = calculateSumFromHash($nonceHash);
+ $sumModula = calculateSumFromHash($modulaHash);
+
+ // Init counter
+ $iter = 0;
+ $iterSecond = 0;
+
+ // Now start the "mining" ...
+ $timeHash = microtime(TRUE);
+ while ($sumNonce >= $sumModula) {
+ // Calculate new nonce
+ $nonce = calculateNonce($nonce);
+
+ // And hash again
+ $nonceHash = doubleHashString($modulaHash . $nonce);
+
+ // Calculate sums
+ $sumNonce = calculateSumFromHash($nonceHash);
+
+ // Time spend in loop
+ $testTime = abs(microtime(TRUE) - $timeDisplay);
+
+ // Calculate hashrate/sec
+ $hashrate = 1 / $testTime * $iterSecond * 2;
+
+ // Only every second
+ if ($testTime >= 1) {
+ // Display hash rate
+ print ('hashrate=' . $hashrate . ' hashes/sec,iterSecond=' . $iterSecond . ' iterations/sec' . PHP_EOL);
+
+ // Reset timer
+ $timeDisplay = microtime(TRUE);
+ $iterSecond = 0;
+ } // END - if
+
+ // Next round
+ $iter++;
+ $iterSecond++;
+ //print ('nonce=' . $nonce . ',iter=' . $iter . PHP_EOL);
+ //print ('nonceHash=' . $nonceHash . PHP_EOL);
+ //print ('sumNonce=' . $sumNonce . PHP_EOL);
+ //print ('sumModula=' . $sumModula . PHP_EOL);
+ } // END - while
+
+ // If the iteration is zero, then no hash is found
+ if ($iter == 0) {
+ // Bad hash found
+ $timeBadHashes += abs(microtime(TRUE) - $timeHash);
+
+ // And next round
+ //print('BAD:nonce=' . $nonce . PHP_EOL);
+
+ // Nothing found, so calculate new nonce
+ $nonce = calculateNonce($nonce);
+ continue;
+ } // END - if
+
+ // Add amount of hashes per block (double-hash)
+ $hashesPerBlock += $iter * 2 + 2;
+ array_push($foundHashes, $nonceHash);
+
+ // Found hash:
+ print ('FOUND: nonceHash=' . $nonceHash .',nonce=' . $nonce . ',iter=' . $iter . PHP_EOL);
+
+ // Use nonceHash as next modula hash
+ $modulaHash = $nonceHash;
+ } // END - while
+
+ // Time taken for one block
+ $timeBlock = abs(microtime(TRUE) - $timeBlock);
+
+ // Calculate reward
+ $reward = abs($timeBlock - $timeBadHashes) / $hashrate * $hashesPerBlock / BLOCK_SIZE * 1000;
+ print ('timeBlock=' . $timeBlock . ',timeBadHashes=' . $timeBadHashes . ',hashesPerBlock=' . $hashesPerBlock .',reward=' . $reward . PHP_EOL);
+
+ // Block completed
+ $totalHashes += $hashesPerBlock;
+ $totalBlocks++;
+ $hashesPerBlock = 0;
+ $foundHashes = array();
+
+ // Calculate new nonce
+ $nonce = calculateNonce($nonce);
+
+ // Add reward to total
+ $totalReward += $reward;
+
+ // Calculate average block value
+ $blockValue = $totalReward / $totalBlocks * $totalHashes / (BLOCK_SIZE * $totalBlocks);
+
+ // Calculate reward per hour (= 3600 seconds)
+ $rewardPerHour = $totalReward / abs(microtime(TRUE) - START_TIME) * 3600;
+
+ print ('totalReward=' . $totalReward . ',blockValue=' . $blockValue . ',rewardPerHour=' . $rewardPerHour . PHP_EOL);
+} // END - while
+