Add AllowMinDifficultyBlocks to (I)Consensus

Autarkysoft · Jul 28, 2024 · 839819a · 839819a
1 parent eae2229
commit 839819a
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Showing 4 changed files with 24 additions and 1 deletion.
diff --git a/Src/Autarkysoft.Bitcoin/Blockchain/Consensus.cs b/Src/Autarkysoft.Bitcoin/Blockchain/Consensus.cs
@@ -52,6 +52,7 @@ public Consensus(int height, NetworkType netType)
             {
                 case NetworkType.MainNet:
                     PowLimit = Digest256.ParseHex("00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
+                    AllowMinDifficultyBlocks = false;
                     MaxSigOpCount = 80000;
                     HalvingInterval = 210000;
                     bip16 = 170060;
@@ -64,6 +65,7 @@ public Consensus(int height, NetworkType netType)
                     break;
                 case NetworkType.TestNet:
                     PowLimit = Digest256.ParseHex("00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
+                    AllowMinDifficultyBlocks = true;
                     MaxSigOpCount = 80000;
                     HalvingInterval = 210000;
                     bip16 = 1718436;
@@ -76,6 +78,7 @@ public Consensus(int height, NetworkType netType)
                     break;
                 case NetworkType.RegTest:
                     PowLimit = Digest256.ParseHex("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
+                    AllowMinDifficultyBlocks = true;
                     MaxSigOpCount = 80000;
                     HalvingInterval = 150;
                     bip16 = 0;
@@ -190,6 +193,9 @@ public ulong BlockReward
         /// <inheritdoc/>
         public int MinBlockVersion => minBlkVer;
 
+        /// <inheritdoc/>
+        public bool AllowMinDifficultyBlocks { get; }
+
         /// <inheritdoc/>
         public Digest256 PowLimit { get; }
 

diff --git a/Src/Autarkysoft.Bitcoin/Blockchain/IConsensus.cs b/Src/Autarkysoft.Bitcoin/Blockchain/IConsensus.cs
@@ -90,6 +90,11 @@ public interface IConsensus
         /// </summary>
         int MinBlockVersion { get; }
 
+        /// <summary>
+        /// Allows fall back to minimum difficulty in TestNet
+        /// </summary>
+        bool AllowMinDifficultyBlocks { get; }
+
         /// <summary>
         /// Proof of work limit
         /// </summary>

diff --git a/Src/Denovo/Models/ConsensusModel.cs b/Src/Denovo/Models/ConsensusModel.cs
@@ -143,7 +143,7 @@ public bool IsTaprootEnabled
         }
 
         public int MinBlockVersion => backup.MinBlockVersion;
-
+        public bool AllowMinDifficultyBlocks => backup.AllowMinDifficultyBlocks;
         public Digest256 PowLimit => backup.PowLimit;
 
         public IBlock GetGenesisBlock() => backup.GetGenesisBlock();

diff --git a/Src/Tests/Bitcoin/Blockchain/MockConsensus.cs b/Src/Tests/Bitcoin/Blockchain/MockConsensus.cs
@@ -155,6 +155,18 @@ public int MinBlockVersion
             }
         }
 
+
+        internal bool? _allowMinDiff;
+        public bool AllowMinDifficultyBlocks
+        {
+            get
+            {
+                Assert.True(_allowMinDiff.HasValue, UnexpectedCall);
+                return _allowMinDiff.Value;
+            }
+        }
+
+
         internal Digest256? _powLimit;
         public Digest256 PowLimit
         {