diff options
Diffstat (limited to 'src/pubkey.h')
-rw-r--r-- | src/pubkey.h | 49 |
1 files changed, 12 insertions, 37 deletions
diff --git a/src/pubkey.h b/src/pubkey.h index 089324ffda..2fc92c9bc6 100644 --- a/src/pubkey.h +++ b/src/pubkey.h @@ -1,5 +1,5 @@ // Copyright (c) 2009-2010 Satoshi Nakamoto -// Copyright (c) 2009-2018 The Bitcoin Core developers +// Copyright (c) 2009-2019 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. @@ -33,17 +33,17 @@ public: /** * secp256k1: */ - static constexpr unsigned int PUBLIC_KEY_SIZE = 65; - static constexpr unsigned int COMPRESSED_PUBLIC_KEY_SIZE = 33; - static constexpr unsigned int SIGNATURE_SIZE = 72; - static constexpr unsigned int COMPACT_SIGNATURE_SIZE = 65; + static constexpr unsigned int SIZE = 65; + static constexpr unsigned int COMPRESSED_SIZE = 33; + static constexpr unsigned int SIGNATURE_SIZE = 72; + static constexpr unsigned int COMPACT_SIGNATURE_SIZE = 65; /** * see www.keylength.com * script supports up to 75 for single byte push */ static_assert( - PUBLIC_KEY_SIZE >= COMPRESSED_PUBLIC_KEY_SIZE, - "COMPRESSED_PUBLIC_KEY_SIZE is larger than PUBLIC_KEY_SIZE"); + SIZE >= COMPRESSED_SIZE, + "COMPRESSED_SIZE is larger than SIZE"); private: @@ -51,15 +51,15 @@ private: * Just store the serialized data. * Its length can very cheaply be computed from the first byte. */ - unsigned char vch[PUBLIC_KEY_SIZE]; + unsigned char vch[SIZE]; //! Compute the length of a pubkey with a given first byte. unsigned int static GetLen(unsigned char chHeader) { if (chHeader == 2 || chHeader == 3) - return COMPRESSED_PUBLIC_KEY_SIZE; + return COMPRESSED_SIZE; if (chHeader == 4 || chHeader == 6 || chHeader == 7) - return PUBLIC_KEY_SIZE; + return SIZE; return 0; } @@ -140,7 +140,7 @@ public: void Unserialize(Stream& s) { unsigned int len = ::ReadCompactSize(s); - if (len <= PUBLIC_KEY_SIZE) { + if (len <= SIZE) { s.read((char*)vch, len); } else { // invalid pubkey, skip available data @@ -179,7 +179,7 @@ public: //! Check whether this is a compressed public key. bool IsCompressed() const { - return size() == COMPRESSED_PUBLIC_KEY_SIZE; + return size() == COMPRESSED_SIZE; } /** @@ -222,31 +222,6 @@ struct CExtPubKey { void Encode(unsigned char code[BIP32_EXTKEY_SIZE]) const; void Decode(const unsigned char code[BIP32_EXTKEY_SIZE]); bool Derive(CExtPubKey& out, unsigned int nChild) const; - - void Serialize(CSizeComputer& s) const - { - // Optimized implementation for ::GetSerializeSize that avoids copying. - s.seek(BIP32_EXTKEY_SIZE + 1); // add one byte for the size (compact int) - } - template <typename Stream> - void Serialize(Stream& s) const - { - unsigned int len = BIP32_EXTKEY_SIZE; - ::WriteCompactSize(s, len); - unsigned char code[BIP32_EXTKEY_SIZE]; - Encode(code); - s.write((const char *)&code[0], len); - } - template <typename Stream> - void Unserialize(Stream& s) - { - unsigned int len = ::ReadCompactSize(s); - unsigned char code[BIP32_EXTKEY_SIZE]; - if (len != BIP32_EXTKEY_SIZE) - throw std::runtime_error("Invalid extended key size\n"); - s.read((char *)&code[0], len); - Decode(code); - } }; /** Users of this module must hold an ECCVerifyHandle. The constructor and |