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Diffstat (limited to 'node/EllipticCurveKey.hpp')
| -rw-r--r-- | node/EllipticCurveKey.hpp | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/node/EllipticCurveKey.hpp b/node/EllipticCurveKey.hpp deleted file mode 100644 index c3439c62..00000000 --- a/node/EllipticCurveKey.hpp +++ /dev/null @@ -1,114 +0,0 @@ -/* - * ZeroTier One - Global Peer to Peer Ethernet - * Copyright (C) 2012-2013 ZeroTier Networks LLC - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * - * -- - * - * ZeroTier may be used and distributed under the terms of the GPLv3, which - * are available at: http://www.gnu.org/licenses/gpl-3.0.html - * - * If you would like to embed ZeroTier into a commercial application or - * redistribute it in a modified binary form, please contact ZeroTier Networks - * LLC. Start here: http://www.zerotier.com/ - */ - -#ifndef _ZT_ELLIPTICCURVEKEY_H -#define _ZT_ELLIPTICCURVEKEY_H - -#include <string> -#include <algorithm> -#include <stdexcept> -#include <string.h> -#include "Utils.hpp" - -/** - * Key type ID for identifying our use of NIST-P-521 - * - * If in the future other types of keys are supported (post-quantum crypto?) - * then we'll need a key type 2, etc. When keys are stored in the database - * they are prefixed by this key type ID byte. - */ -#define ZT_KEY_TYPE 1 - -#define ZT_EC_OPENSSL_CURVE NID_secp521r1 -#define ZT_EC_CURVE_NAME "NIST-P-521" -#define ZT_EC_PRIME_BYTES 66 -#define ZT_EC_PUBLIC_KEY_BYTES (ZT_EC_PRIME_BYTES + 1) -#define ZT_EC_PRIVATE_KEY_BYTES ZT_EC_PRIME_BYTES -#define ZT_EC_MAX_BYTES ZT_EC_PUBLIC_KEY_BYTES - -namespace ZeroTier { - -class EllipticCurveKeyPair; - -/** - * An elliptic curve public or private key - */ -class EllipticCurveKey -{ - friend class EllipticCurveKeyPair; - -public: - EllipticCurveKey() - throw() : - _bytes(0) - { - memset(_key,0,sizeof(_key)); - } - - EllipticCurveKey(const void *data,unsigned int len) - throw(std::out_of_range) - { - set(data,len); - } - - EllipticCurveKey(const std::string &data) - throw(std::out_of_range) - { - set(data.data(),(unsigned int)data.length()); - } - - inline void set(const void *data,unsigned int len) - throw(std::out_of_range) - { - if (len <= ZT_EC_MAX_BYTES) { - _bytes = len; - memcpy(_key,data,len); - } else throw std::out_of_range("key too large"); - } - - inline const unsigned char *data() const throw() { return _key; } - inline unsigned int size() const throw() { return _bytes; } - inline std::string toHex() const throw() { return Utils::hex(_key,_bytes); } - - inline unsigned char operator[](const unsigned int i) const throw() { return _key[i]; } - - inline bool operator==(const EllipticCurveKey &k) const throw() { return ((_bytes == k._bytes)&&(!memcmp(_key,k._key,_bytes))); } - inline bool operator<(const EllipticCurveKey &k) const throw() { return std::lexicographical_compare(_key,&_key[_bytes],k._key,&k._key[k._bytes]); } - inline bool operator!=(const EllipticCurveKey &k) const throw() { return !(*this == k); } - inline bool operator>(const EllipticCurveKey &k) const throw() { return (k < *this); } - inline bool operator<=(const EllipticCurveKey &k) const throw() { return !(k < *this); } - inline bool operator>=(const EllipticCurveKey &k) const throw() { return !(*this < k); } - -private: - unsigned int _bytes; - unsigned char _key[ZT_EC_MAX_BYTES]; -}; - -} // namespace ZeroTier - -#endif - |