56 lines
2.0 KiB
C#
56 lines
2.0 KiB
C#
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using System;
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using System.Text;
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using SHA3;
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using System.Linq;
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using System.Collections.Generic;
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namespace onionrpow
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{
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public class OnionrPow
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{
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public static void compute(byte[] data, int difficulty){
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using (var shaAlg = SHA3.Net.Sha3.Sha3256())
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{
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// Replace beginning json with nonce
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int counter = 0;
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var copy = new List<byte>();
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foreach(byte co in data){
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if (counter < 1){
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counter += 1;
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continue;
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//copy.Add(Encoding.UTF8.GetBytes("{\"pow\": "))
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}
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counter += 1;
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copy.Add(co);
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}
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int c = 0;
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while (true){
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toploop:
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c += 1;
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var num = Encoding.UTF8.GetBytes("{\"pow\": " + c.ToString() + ",");
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var copy2 = new List<byte>();
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copy2.AddRange(num);
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copy2.AddRange(copy);
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var hash = shaAlg.ComputeHash(copy2.ToArray());
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int counter2 = 0;
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foreach(byte one in hash){
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if ((int) one != 0){
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goto toploop;
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}
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counter2 += 1;
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if (counter2 == difficulty){
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break;
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}
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}
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Console.WriteLine(BitConverter.ToString(hash));
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break;
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}
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}
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}
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//b'{"meta":"{\\"ch\\":\\"global\\",\\"type\\":\\"brd\\"}","sig":"pR4qmKGGCdnyNyZRlhGfF9GC7bONCsEnY04lTfiVuTHexPJypOqmxe9iyDQQqdR+PB2gwWuNqGMs5O8\\/S\\/hsCA==","signer":"UO74AP5LGQFI7EJTN6NAVINIPU2XO2KA7CAS6KSWGWAY5XIB5SUA====","time":1600542238,"pow":300182}\nxcvxcvvxcxcv'
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}
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}
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