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chaincodes: abstract away more chaincode behavior

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[squashme] replace struct CCainCode with a typedef uint256 ChainCode
This commit is contained in:
Cory Fields
2015-04-21 18:09:37 -04:00
committed by Jonas Schnelli
parent 8cf1485f3b
commit a574899671
6 changed files with 25 additions and 53 deletions
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36
src/pubkey.h
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@@ -31,35 +31,7 @@ public:
CKeyID(const uint160& in) : uint160(in) {}
};
struct CChainCode
{
unsigned char data[32];
void SetNull()
{
memset(data, 0, sizeof(data));
}
CChainCode()
{
SetNull();
}
bool IsNull() const
{
for (int i=0; i<32; i++)
if (data[i])
return false;
return true;
}
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
READWRITE(FLATDATA(data));
}
};
typedef uint256 ChainCode;
/** An encapsulated public key. */
class CPubKey
@@ -212,20 +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;
CChainCode chaincode;
ChainCode chaincode;
CPubKey pubkey;
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.chaincode.data[0], &b.chaincode.data[0], 32) == 0 && a.pubkey == b.pubkey;
a.chaincode == b.chaincode && a.pubkey == b.pubkey;
}
void Encode(unsigned char code[74]) const;