1 files changed, 6 insertions, 4 deletions
diff --git a/src/pubkey.h b/src/pubkey.h
index b0768d4f47..cce9c826e5 100644
--- a/src/pubkey.h
+++ b/src/pubkey.h
@@ -31,6 +31,8 @@ public:
     CKeyID(const uint160& in) : uint160(in) {}
 };
 
+typedef uint256 ChainCode;
+
 /** An encapsulated public key. */
 class CPubKey
 {
@@ -182,20 +184,20 @@ public:
     bool Decompress();
 
     //! Derive BIP32 child pubkey.
-    bool Derive(CPubKey& pubkeyChild, unsigned char ccChild[32], unsigned int nChild, const unsigned char cc[32]) const;
+    bool Derive(CPubKey& pubkeyChild, ChainCode &ccChild, unsigned int nChild, const ChainCode& cc) const;
 };
 
 struct CExtPubKey {
     unsigned char nDepth;
     unsigned char vchFingerprint[4];
     unsigned int nChild;
-    unsigned char vchChainCode[32];
+    ChainCode chaincode;
     CPubKey pubkey;
 
-    friend bool operator==(const CExtPubKey& a, const CExtPubKey& b)
+    friend bool operator==(const CExtPubKey &a, const CExtPubKey &b)
     {
         return a.nDepth == b.nDepth && memcmp(&a.vchFingerprint[0], &b.vchFingerprint[0], 4) == 0 && a.nChild == b.nChild &&
-               memcmp(&a.vchChainCode[0], &b.vchChainCode[0], 32) == 0 && a.pubkey == b.pubkey;
+               a.chaincode == b.chaincode && a.pubkey == b.pubkey;
     }
 
     void Encode(unsigned char code[74]) const;