Release Vexta CPU Miner v0.1.1
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VextaProject
parent
d39c284285
commit
17949bc516
2 changed files with 213 additions and 42 deletions
95
Program.cs
95
Program.cs
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@ -1,4 +1,5 @@
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using System;
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using System.Buffers.Binary;
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using System.Collections.Concurrent;
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using System.Diagnostics;
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using System.Globalization;
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@ -44,9 +45,11 @@ internal static class Program
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private static string? currentSeed;
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private static long nextSubmitId = 100;
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private static long nextExtraNonce2;
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private static long totalHashes;
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private static long acceptedShares;
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private static long rejectedShares;
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private static long foundBlocks;
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private static async Task Main(string[] args)
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{
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@ -178,7 +181,8 @@ internal static class Program
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Console.WriteLine();
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Console.WriteLine(
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$"Stopped. Accepted: {Interlocked.Read(ref acceptedShares)}, " +
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$"Rejected: {Interlocked.Read(ref rejectedShares)}");
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$"Rejected: {Interlocked.Read(ref rejectedShares)}, " +
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$"Blocks: {Interlocked.Read(ref foundBlocks)}");
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}
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private static async Task RunSessionAsync(
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@ -293,8 +297,11 @@ internal static class Program
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var height = parameters[0].GetInt64();
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var hash = parameters[1].GetString() ?? "";
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var blockCount =
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Interlocked.Increment(ref foundBlocks);
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WriteColor(
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$"*** BLOCK FOUND! Height {height} ***",
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$"*** BLOCK FOUND! #{blockCount} Height {height} ***",
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ConsoleColor.Magenta);
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WriteColor(
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@ -352,8 +359,11 @@ internal static class Program
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var height = parameters[0].GetInt64();
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var hash = parameters[1].GetString() ?? "";
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var blockCount =
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Interlocked.Increment(ref foundBlocks);
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WriteColor(
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$"*** BLOCK FOUND! Height {height} ***",
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$"*** BLOCK FOUND! #{blockCount} Height {height} ***",
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ConsoleColor.Magenta);
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WriteColor(
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@ -558,6 +568,26 @@ internal static class Program
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cts?.Dispose();
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}
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private static string NextExtraNonce2()
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{
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if(extraNonce2Size <= 0)
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return string.Empty;
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var value = unchecked(
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(ulong)(Interlocked.Increment(ref nextExtraNonce2) - 1));
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var width = extraNonce2Size * 2;
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var hex = value.ToString(
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"x",
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CultureInfo.InvariantCulture);
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if(hex.Length > width)
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hex = hex[^width..];
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return hex.PadLeft(width, '0');
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}
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private static MiningJob ParseJob(JsonElement job)
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{
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var jobId = job[0].GetString()
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@ -586,7 +616,7 @@ internal static class Program
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var seed = job[9].GetString()
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?? throw new Exception("Invalid RandomX seed");
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var extraNonce2 = new string('0', extraNonce2Size * 2);
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var extraNonce2 = NextExtraNonce2();
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var coinbaseHex =
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coinbase1 +
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@ -652,31 +682,47 @@ internal static class Program
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tasks[workerIndex] = Task.Run(
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async () =>
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{
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#pragma warning disable 618
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var header = new BlockHeader
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#pragma warning restore 618
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{
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Version = unchecked((int)job.Version),
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HashPrevBlock = uint256.Parse(job.PrevDisplay),
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HashMerkleRoot = new uint256(job.MerkleRoot),
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BlockTime = DateTimeOffset.FromUnixTimeSeconds(job.NTime),
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Bits = new Target(
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Encoders.Hex.DecodeData(job.BitsHex)),
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Nonce = 0
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};
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// Bitcoin/Vexta block header is always 80 bytes.
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// Only the final 4 bytes (nonce) change inside the hot loop.
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var headerBytes = header.ToBytes();
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var rxHash = new byte[32];
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using var vmLease =
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VextaRandomX.AcquireVm(
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Realm,
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job.Seed,
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ct)
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?? throw new InvalidOperationException(
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"Unable to acquire RandomX VM.");
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if(headerBytes.Length != 80)
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throw new InvalidOperationException(
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$"Unexpected block-header size: {headerBytes.Length}");
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for(ulong n = (ulong)localIndex;
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n <= uint.MaxValue && !ct.IsCancellationRequested;
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n += (ulong)threadCount)
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{
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var nonce = (uint)n;
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#pragma warning disable 618
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var header = new BlockHeader
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#pragma warning restore 618
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{
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Version = unchecked((int)job.Version),
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HashPrevBlock = uint256.Parse(job.PrevDisplay),
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HashMerkleRoot = new uint256(job.MerkleRoot),
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BlockTime = DateTimeOffset.FromUnixTimeSeconds(job.NTime),
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Bits = new Target(
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Encoders.Hex.DecodeData(job.BitsHex)),
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Nonce = nonce
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};
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BinaryPrimitives.WriteUInt32LittleEndian(
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headerBytes.AsSpan(76, 4),
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nonce);
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var headerBytes = header.ToBytes();
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var rxHash = new byte[32];
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VextaRandomX.CalculateHash(
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Realm,
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job.Seed,
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vmLease.CalculateHash(
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headerBytes,
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rxHash);
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@ -817,7 +863,8 @@ internal static class Program
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WriteColor(
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$"HASHRATE {FormatHashrate(rate)} " +
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$"A:{Interlocked.Read(ref acceptedShares)} " +
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$"R:{Interlocked.Read(ref rejectedShares)}",
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$"R:{Interlocked.Read(ref rejectedShares)} " +
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$"Blocks:{Interlocked.Read(ref foundBlocks)}",
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ConsoleColor.Cyan);
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lastHashes = hashes;
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@ -909,7 +956,7 @@ internal static class Program
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Console.ForegroundColor = ConsoleColor.White;
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Console.WriteLine();
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Console.WriteLine("Vexta CPU Miner 0.1.0");
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Console.WriteLine("Vexta CPU Miner 0.1.1");
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Console.ForegroundColor = ConsoleColor.DarkGray;
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Console.WriteLine("Copyright (c) 2026 Vexta Project");
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