2 files changed, 21 insertions, 0 deletions
diff --git a/src/script/sign.cpp b/src/script/sign.cpp
index f9907f5e00..f1ac1f411a 100644
--- a/src/script/sign.cpp
+++ b/src/script/sign.cpp
@@ -614,3 +614,13 @@ void PSBTOutput::Merge(const PSBTOutput& output)
     if (redeem_script.empty() && !output.redeem_script.empty()) redeem_script = output.redeem_script;
     if (witness_script.empty() && !output.witness_script.empty()) witness_script = output.witness_script;
 }
+
+bool PublicOnlySigningProvider::GetCScript(const CScriptID &scriptid, CScript& script) const
+{
+    return m_provider->GetCScript(scriptid, script);
+}
+
+bool PublicOnlySigningProvider::GetPubKey(const CKeyID &address, CPubKey& pubkey) const
+{
+    return m_provider->GetPubKey(address, pubkey);
+}
diff --git a/src/script/sign.h b/src/script/sign.h
index 9f0382e257..e3a6196b28 100644
--- a/src/script/sign.h
+++ b/src/script/sign.h
@@ -32,6 +32,17 @@ public:
 
 extern const SigningProvider& DUMMY_SIGNING_PROVIDER;
 
+class PublicOnlySigningProvider : public SigningProvider
+{
+private:
+    const SigningProvider* m_provider;
+
+public:
+    PublicOnlySigningProvider(const SigningProvider* provider) : m_provider(provider) {}
+    bool GetCScript(const CScriptID &scriptid, CScript& script) const;
+    bool GetPubKey(const CKeyID &address, CPubKey& pubkey) const;
+};
+
 /** Interface for signature creators. */
 class BaseSignatureCreator {
 public: