chaincodes: abstract away more chaincode behavior

[squashme] replace struct CCainCode with a typedef uint256 ChainCode

1 files changed, 3 insertions, 3 deletions

diff --git a/src/key.h b/src/key.h
index d3c7a28e01..b2ef801ee8 100644
--- a/src/key.h
+++ b/src/key.h
@@ -136,7 +136,7 @@ public:
     bool SignCompact(const uint256& hash, std::vector<unsigned char>& vchSig) const;
 
     //! Derive BIP32 child key.
-    bool Derive(CKey& keyChild, unsigned char ccChild[32], unsigned int nChild, const unsigned char cc[32]) const;
+    bool Derive(CKey& keyChild, ChainCode &ccChild, unsigned int nChild, const ChainCode& cc) const;
 
     /**
      * Verify thoroughly whether a private key and a public key match.
@@ -155,13 +155,13 @@ struct CExtKey {
     unsigned char nDepth;
     unsigned char vchFingerprint[4];
     unsigned int nChild;
-    CChainCode chaincode;
+    ChainCode chaincode;
     CKey key;
 
     friend bool operator==(const CExtKey& a, const CExtKey& b)
     {
         return a.nDepth == b.nDepth && memcmp(&a.vchFingerprint[0], &b.vchFingerprint[0], 4) == 0 && a.nChild == b.nChild &&
-               memcmp(&a.chaincode.data[0], &b.chaincode.data[0], 32) == 0 && a.key == b.key;
+               a.chaincode == b.chaincode && a.key == b.key;
     }
 
     void Encode(unsigned char code[74]) const;