From 6b8119af53ee2fdb4c4b5b24b4e650c0dc3bd27c Mon Sep 17 00:00:00 2001
From: Andrew Chow <achow101-github@achow101.com>
Date: Fri, 5 Jul 2019 18:16:48 -0400
Subject: Introduce DescriptorScriptPubKeyMan as a dummy class

---
 src/wallet/scriptpubkeyman.cpp | 110 +++++++++++++++++++++++++++++++++++++++++
 src/wallet/scriptpubkeyman.h   |  46 +++++++++++++++++
 2 files changed, 156 insertions(+)

(limited to 'src/wallet')

diff --git a/src/wallet/scriptpubkeyman.cpp b/src/wallet/scriptpubkeyman.cpp
index f8f5740b38..ea61ab793e 100644
--- a/src/wallet/scriptpubkeyman.cpp
+++ b/src/wallet/scriptpubkeyman.cpp
@@ -1499,3 +1499,113 @@ std::set<CKeyID> LegacyScriptPubKeyMan::GetKeys() const
 }
 
 void LegacyScriptPubKeyMan::SetType(OutputType type, bool internal) {}
+
+bool DescriptorScriptPubKeyMan::GetNewDestination(const OutputType type, CTxDestination& dest, std::string& error)
+{
+    return false;
+}
+
+isminetype DescriptorScriptPubKeyMan::IsMine(const CScript& script) const
+{
+    return ISMINE_NO;
+}
+
+bool DescriptorScriptPubKeyMan::CheckDecryptionKey(const CKeyingMaterial& master_key, bool accept_no_keys)
+{
+    return false;
+}
+
+bool DescriptorScriptPubKeyMan::Encrypt(const CKeyingMaterial& master_key, WalletBatch* batch)
+{
+    return false;
+}
+
+bool DescriptorScriptPubKeyMan::GetReservedDestination(const OutputType type, bool internal, CTxDestination& address, int64_t& index, CKeyPool& keypool)
+{
+    return false;
+}
+
+void DescriptorScriptPubKeyMan::ReturnDestination(int64_t index, bool internal, const CTxDestination& addr)
+{
+}
+
+bool DescriptorScriptPubKeyMan::TopUp(unsigned int size)
+{
+    return false;
+}
+
+void DescriptorScriptPubKeyMan::MarkUnusedAddresses(const CScript& script)
+{
+}
+
+bool DescriptorScriptPubKeyMan::IsHDEnabled() const
+{
+    return false;
+}
+
+bool DescriptorScriptPubKeyMan::CanGetAddresses(bool internal) const
+{
+    return false;
+}
+
+bool DescriptorScriptPubKeyMan::HavePrivateKeys() const
+{
+    return false;
+}
+
+int64_t DescriptorScriptPubKeyMan::GetOldestKeyPoolTime() const
+{
+    return GetTime();
+}
+
+size_t DescriptorScriptPubKeyMan::KeypoolCountExternalKeys() const
+{
+    return 0;
+}
+
+unsigned int DescriptorScriptPubKeyMan::GetKeyPoolSize() const
+{
+    return 0;
+}
+
+int64_t DescriptorScriptPubKeyMan::GetTimeFirstKey() const
+{
+    return 0;
+}
+
+std::unique_ptr<SigningProvider> DescriptorScriptPubKeyMan::GetSolvingProvider(const CScript& script) const
+{
+    return nullptr;
+}
+
+bool DescriptorScriptPubKeyMan::CanProvide(const CScript& script, SignatureData& sigdata)
+{
+    return false;
+}
+
+bool DescriptorScriptPubKeyMan::SignTransaction(CMutableTransaction& tx, const std::map<COutPoint, Coin>& coins, int sighash, std::map<int, std::string>& input_errors) const
+{
+    return false;
+}
+
+SigningResult DescriptorScriptPubKeyMan::SignMessage(const std::string& message, const PKHash& pkhash, std::string& str_sig) const
+{
+    return SigningResult::SIGNING_FAILED;
+}
+
+TransactionError DescriptorScriptPubKeyMan::FillPSBT(PartiallySignedTransaction& psbt, int sighash_type, bool sign, bool bip32derivs) const
+{
+    return TransactionError::INVALID_PSBT;
+}
+
+const CKeyMetadata* DescriptorScriptPubKeyMan::GetMetadata(const CTxDestination& dest) const
+{
+    return nullptr;
+}
+
+uint256 DescriptorScriptPubKeyMan::GetID() const
+{
+    return uint256();
+}
+
+void DescriptorScriptPubKeyMan::SetType(OutputType type, bool internal) {}
diff --git a/src/wallet/scriptpubkeyman.h b/src/wallet/scriptpubkeyman.h
index 0564d0cbc2..24c8af8b4e 100644
--- a/src/wallet/scriptpubkeyman.h
+++ b/src/wallet/scriptpubkeyman.h
@@ -6,6 +6,7 @@
 #define BITCOIN_WALLET_SCRIPTPUBKEYMAN_H
 
 #include <psbt.h>
+#include <script/descriptor.h>
 #include <script/signingprovider.h>
 #include <script/standard.h>
 #include <util/error.h>
@@ -481,4 +482,49 @@ public:
     bool GetKeyOrigin(const CKeyID& keyid, KeyOriginInfo& info) const override { return m_spk_man.GetKeyOrigin(keyid, info); }
 };
 
+class DescriptorScriptPubKeyMan : public ScriptPubKeyMan
+{
+public:
+    using ScriptPubKeyMan::ScriptPubKeyMan;
+
+    bool GetNewDestination(const OutputType type, CTxDestination& dest, std::string& error) override;
+    isminetype IsMine(const CScript& script) const override;
+
+    bool CheckDecryptionKey(const CKeyingMaterial& master_key, bool accept_no_keys = false) override;
+    bool Encrypt(const CKeyingMaterial& master_key, WalletBatch* batch) override;
+
+    bool GetReservedDestination(const OutputType type, bool internal, CTxDestination& address, int64_t& index, CKeyPool& keypool) override;
+    void ReturnDestination(int64_t index, bool internal, const CTxDestination& addr) override;
+
+    bool TopUp(unsigned int size = 0) override;
+
+    void MarkUnusedAddresses(const CScript& script) override;
+
+    bool IsHDEnabled() const override;
+
+    bool HavePrivateKeys() const override;
+
+    int64_t GetOldestKeyPoolTime() const override;
+    size_t KeypoolCountExternalKeys() const override;
+    unsigned int GetKeyPoolSize() const override;
+
+    int64_t GetTimeFirstKey() const override;
+
+    const CKeyMetadata* GetMetadata(const CTxDestination& dest) const override;
+
+    bool CanGetAddresses(bool internal = false) const override;
+
+    std::unique_ptr<SigningProvider> GetSolvingProvider(const CScript& script) const override;
+
+    bool CanProvide(const CScript& script, SignatureData& sigdata) override;
+
+    bool SignTransaction(CMutableTransaction& tx, const std::map<COutPoint, Coin>& coins, int sighash, std::map<int, std::string>& input_errors) const override;
+    SigningResult SignMessage(const std::string& message, const PKHash& pkhash, std::string& str_sig) const override;
+    TransactionError FillPSBT(PartiallySignedTransaction& psbt, int sighash_type = 1 /* SIGHASH_ALL */, bool sign = true, bool bip32derivs = false) const override;
+
+    uint256 GetID() const override;
+
+    void SetType(OutputType type, bool internal) override;
+};
+
 #endif // BITCOIN_WALLET_SCRIPTPUBKEYMAN_H
-- 
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