partial (missing function GetKeyForDestination) Merge bitcoin#11403: …

…SegWit wallet support
dashpay · Sep 16, 2023 · b65cea5 · b65cea5
1 parent c689f55
commit b65cea5
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Showing 2 changed files with 13 additions and 0 deletions.
diff --git a/src/script/signingprovider.cpp b/src/script/signingprovider.cpp
@@ -150,3 +150,13 @@ bool FillableSigningProvider::GetCScript(const CScriptID &hash, CScript& redeemS
     }
     return false;
 }
+
+CKeyID GetKeyForDestination(const SigningProvider& store, const CTxDestination& dest)
+{
+    // Only supports destinations which map to single public keys, i.e. P2PKH
+    const PKHash *pkhash = std::get_if<PKHash>(&dest);
+
+    if (pkhash != nullptr) return ToKeyID(*pkhash);
+
+    return CKeyID();
+}
diff --git a/src/script/signingprovider.h b/src/script/signingprovider.h
@@ -131,4 +131,7 @@ class FillableSigningProvider : public SigningProvider
     virtual bool GetCScript(const CScriptID &hash, CScript& redeemScriptOut) const override;
 };
 
+/** Return the CKeyID of the key involved in a script (if there is a unique one). */
+CKeyID GetKeyForDestination(const SigningProvider& store, const CTxDestination& dest);
+
 #endif // BITCOIN_SCRIPT_SIGNINGPROVIDER_H