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-rw-r--r--src/pubkey.h21
1 files changed, 20 insertions, 1 deletions
diff --git a/src/pubkey.h b/src/pubkey.h
index 2453c92d92..349081205b 100644
--- a/src/pubkey.h
+++ b/src/pubkey.h
@@ -1,5 +1,5 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2020 The Bitcoin Core developers
+// Copyright (c) 2009-2021 The Bitcoin Core developers
// Copyright (c) 2017 The Zcash developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
@@ -17,6 +17,7 @@
#include <vector>
const unsigned int BIP32_EXTKEY_SIZE = 74;
+const unsigned int BIP32_EXTKEY_WITH_VERSION_SIZE = 78;
/** A reference to a CKey: the Hash160 of its serialized public key */
class CKeyID : public uint160
@@ -129,6 +130,11 @@ public:
return a.vch[0] < b.vch[0] ||
(a.vch[0] == b.vch[0] && memcmp(a.vch, b.vch, a.size()) < 0);
}
+ friend bool operator>(const CPubKey& a, const CPubKey& b)
+ {
+ return a.vch[0] > b.vch[0] ||
+ (a.vch[0] == b.vch[0] && memcmp(a.vch, b.vch, a.size()) > 0);
+ }
//! Implement serialization, as if this was a byte vector.
template <typename Stream>
@@ -283,6 +289,7 @@ public:
};
struct CExtPubKey {
+ unsigned char version[4];
unsigned char nDepth;
unsigned char vchFingerprint[4];
unsigned int nChild;
@@ -303,8 +310,20 @@ struct CExtPubKey {
return !(a == b);
}
+ friend bool operator<(const CExtPubKey &a, const CExtPubKey &b)
+ {
+ if (a.pubkey < b.pubkey) {
+ return true;
+ } else if (a.pubkey > b.pubkey) {
+ return false;
+ }
+ return a.chaincode < b.chaincode;
+ }
+
void Encode(unsigned char code[BIP32_EXTKEY_SIZE]) const;
void Decode(const unsigned char code[BIP32_EXTKEY_SIZE]);
+ void EncodeWithVersion(unsigned char code[BIP32_EXTKEY_WITH_VERSION_SIZE]) const;
+ void DecodeWithVersion(const unsigned char code[BIP32_EXTKEY_WITH_VERSION_SIZE]);
bool Derive(CExtPubKey& out, unsigned int nChild) const;
};