3 files changed, 26 insertions, 15 deletions
diff --git a/src/script/ismine.h b/src/script/ismine.h
index 601e70f70..55e28e225 100644
--- a/src/script/ismine.h
+++ b/src/script/ismine.h
@@ -9,6 +9,7 @@
 #include <script/standard.h>
 
 #include <stdint.h>
+#include <bitset>
 
 class CKeyStore;
 class CScript;
@@ -16,10 +17,11 @@ class CScript;
 /** IsMine() return codes */
 enum isminetype
 {
-    ISMINE_NO = 0,
-    ISMINE_WATCH_ONLY = 1,
-    ISMINE_SPENDABLE = 2,
-    ISMINE_ALL = ISMINE_WATCH_ONLY | ISMINE_SPENDABLE
+    ISMINE_NO         = 0,
+    ISMINE_WATCH_ONLY = 1 << 0,
+    ISMINE_SPENDABLE  = 1 << 1,
+    ISMINE_ALL        = ISMINE_WATCH_ONLY | ISMINE_SPENDABLE,
+    ISMINE_ENUM_ELEMENTS,
 };
 /** used for bitflags of isminetype */
 typedef uint8_t isminefilter;
@@ -27,4 +29,23 @@ typedef uint8_t isminefilter;
 isminetype IsMine(const CKeyStore& keystore, const CScript& scriptPubKey);
 isminetype IsMine(const CKeyStore& keystore, const CTxDestination& dest);
 
+/**
+ * Cachable amount subdivided into watchonly and spendable parts.
+ */
+struct CachableAmount
+{
+    // NO and ALL are never (supposed to be) cached
+    std::bitset<ISMINE_ENUM_ELEMENTS> m_cached;
+    CAmount m_value[ISMINE_ENUM_ELEMENTS];
+    inline void Reset()
+    {
+        m_cached.reset();
+    }
+    void Set(isminefilter filter, CAmount value)
+    {
+        m_cached.set(filter);
+        m_value[filter] = value;
+    }
+};
+
 #endif // BITCOIN_SCRIPT_ISMINE_H
diff --git a/src/script/script.h b/src/script/script.h
index 1d8ddba2f..11e8661a5 100644
--- a/src/script/script.h
+++ b/src/script/script.h
@@ -581,13 +581,4 @@ struct CScriptWitness
     std::string ToString() const;
 };
 
-class CReserveScript
-{
-public:
-    CScript reserveScript;
-    virtual void KeepScript() {}
-    CReserveScript() {}
-    virtual ~CReserveScript() {}
-};
-
 #endif // BITCOIN_SCRIPT_SCRIPT_H
diff --git a/src/script/standard.h b/src/script/standard.h
index fc20fb6a0..f16068c41 100644
--- a/src/script/standard.h
+++ b/src/script/standard.h
@@ -153,8 +153,7 @@ bool ExtractDestination(const CScript& scriptPubKey, CTxDestination& addressRet)
  * multisig scripts, this populates the addressRet vector with the pubkey IDs
  * and nRequiredRet with the n required to spend. For other destinations,
  * addressRet is populated with a single value and nRequiredRet is set to 1.
- * Returns true if successful. Currently does not extract address from
- * pay-to-witness scripts.
+ * Returns true if successful.
  *
  * Note: this function confuses destinations (a subset of CScripts that are
  * encodable as an address) with key identifiers (of keys involved in a