Rely on PSBT for signing

MetacoSA · Sep 5, 2024 · 8d29ad1 · 8d29ad1
1 parent 18e92e7
commit 8d29ad1
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Showing 7 changed files with 318 additions and 355 deletions.
diff --git a/NBitcoin.Tests/BIP322Tests.cs b/NBitcoin.Tests/BIP322Tests.cs
diff --git a/NBitcoin/BIP322/BIP322Signature.cs b/NBitcoin/BIP322/BIP322Signature.cs
@@ -10,6 +10,18 @@
 
 namespace NBitcoin.BIP322
 {
+	public enum SignatureType
+	{
+		Legacy,
+		Simple,
+		Full
+	}
+
+	public enum HashType
+	{
+		Legacy,
+		BIP322
+	}
 	public abstract class BIP322Signature
 	{
 		public Network Network { get; }
@@ -132,11 +144,16 @@ public Full(Transaction signedTransaction, Network network) : base(network)
 				if (!IsValid(signedTransaction))
 					throw new ArgumentException("This isn't a valid BIP0322 to_sign transaction", nameof(signedTransaction));
 				SignedTransaction = signedTransaction;
+				FundProofs = signedTransaction.Inputs.Skip(1).ToArray();
 			}
 
+			public TxIn[] FundProofs { get; }
+
 			public Transaction SignedTransaction { get; }
 			static Script OpReturn = new Script("OP_RETURN");
 			internal static bool IsValid(Transaction tx) =>
+				   tx.Outputs.Count == 1 &&
+				   tx.Inputs.Count > 0 &&
 				   tx.Inputs[0].Sequence == 0 &&
 				   tx.Outputs[0].Value == Money.Zero &&
 				   tx.Outputs[0].ScriptPubKey == OpReturn;

diff --git a/NBitcoin/BIP322o.cs b/NBitcoin/BIP322o.cs
diff --git a/NBitcoin/BitcoinAddress.cs b/NBitcoin/BitcoinAddress.cs
@@ -85,7 +85,7 @@ protected override Script GeneratePaymentScript()
 	/// <summary>
 	/// Base58 representation of a bitcoin address
 	/// </summary>
-	public abstract class BitcoinAddress : IDestination, IBitcoinString
+	public abstract partial class BitcoinAddress : IDestination, IBitcoinString
 	{
 		/// <summary>
 		/// Detect whether the input base58 is a pubkey hash or a script hash