diff options
Diffstat (limited to 'src/key.h')
| -rw-r--r-- | src/key.h | 28 |
1 files changed, 17 insertions, 11 deletions
@@ -1,5 +1,6 @@ // Copyright (c) 2009-2010 Satoshi Nakamoto // Copyright (c) 2009-2016 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. @@ -16,24 +17,29 @@ /** - * secp256k1: - * const unsigned int PRIVATE_KEY_SIZE = 279; - * const unsigned int PUBLIC_KEY_SIZE = 65; - * const unsigned int SIGNATURE_SIZE = 72; - * - * see www.keylength.com - * script supports up to 75 for single byte push - */ - -/** * secure_allocator is defined in allocators.h - * CPrivKey is a serialized private key, with all parameters included (279 bytes) + * CPrivKey is a serialized private key, with all parameters included + * (PRIVATE_KEY_SIZE bytes) */ typedef std::vector<unsigned char, secure_allocator<unsigned char> > CPrivKey; /** An encapsulated private key. */ class CKey { +public: + /** + * secp256k1: + */ + static const unsigned int PRIVATE_KEY_SIZE = 279; + static const unsigned int COMPRESSED_PRIVATE_KEY_SIZE = 214; + /** + * see www.keylength.com + * script supports up to 75 for single byte push + */ + static_assert( + PRIVATE_KEY_SIZE >= COMPRESSED_PRIVATE_KEY_SIZE, + "COMPRESSED_PRIVATE_KEY_SIZE is larger than PRIVATE_KEY_SIZE"); + private: //! Whether this private key is valid. We check for correctness when modifying the key //! data, so fValid should always correspond to the actual state. |