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Diffstat (limited to 'node/EllipticCurveKeyPair.hpp')
| -rw-r--r-- | node/EllipticCurveKeyPair.hpp | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/node/EllipticCurveKeyPair.hpp b/node/EllipticCurveKeyPair.hpp deleted file mode 100644 index dbe08cc9..00000000 --- a/node/EllipticCurveKeyPair.hpp +++ /dev/null @@ -1,130 +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_ELLIPTICCURVEKEYPAIR_HPP -#define _ZT_ELLIPTICCURVEKEYPAIR_HPP - -#include <string> -#include "EllipticCurveKey.hpp" - -namespace ZeroTier { - -/** - * An elliptic curve key pair supporting generation and key agreement - * - * This is basically OpenSSL libcrypto glue. - */ -class EllipticCurveKeyPair -{ -public: - EllipticCurveKeyPair(); - EllipticCurveKeyPair(const EllipticCurveKeyPair &pair); - EllipticCurveKeyPair(const EllipticCurveKey &pubk,const EllipticCurveKey &privk); - ~EllipticCurveKeyPair(); - - const EllipticCurveKeyPair &operator=(const EllipticCurveKeyPair &pair); - - /** - * Fill this structure with a newly generated public/private key pair - * - * @return True if key generation is successful - */ - bool generate(); - - /** - * Perform elliptic curve key agreement - * - * @param theirPublicKey Remote side's public key - * @param agreedUponKey Buffer to fill with agreed-upon symmetric key - * @param agreedUponKeyLength Number of bytes to generate - * @return True if key agreement is successful - */ - bool agree(const EllipticCurveKey &theirPublicKey,unsigned char *agreedUponKey,unsigned int agreedUponKeyLength) const; - - /** - * Sign a SHA256 hash - * - * @param sha256 Pointer to 256-bit / 32-byte SHA hash to sign - * @return ECDSA signature (r and s in binary format, each prefixed by an 8-bit size) - */ - std::string sign(const void *sha256) const; - - /** - * Sign something with this pair's private key, computing its hash first - * - * @param data Data to hash and sign - * @param len Length of data - * @return Signature bytes - */ - std::string sign(const void *data,unsigned int len) const; - - /** - * Verify a signature - * - * @param sha256 Pointer to 256-bit / 32-byte SHA hash to verify - * @param pk Public key to verify against - * @param sigbytes Signature bytes - * @param siglen Length of signature - */ - static bool verify(const void *sha256,const EllipticCurveKey &pk,const void *sigbytes,unsigned int siglen); - - /** - * Verify a signature - * - * @param data Data to verify - * @param len Length of data - * @param pk Public key to verify against - * @param sigbytes Signature bytes - * @param siglen Length of signature - */ - static bool verify(const void *data,unsigned int len,const EllipticCurveKey &pk,const void *sigbytes,unsigned int siglen); - - inline bool operator==(const EllipticCurveKeyPair &kp) const - throw() - { - return ((_pub == kp._pub)&&(_priv == kp._priv)); - } - inline bool operator!=(const EllipticCurveKeyPair &kp) const - throw() - { - return ((_pub != kp._pub)||(_priv != kp._priv)); - } - - inline const EllipticCurveKey &pub() const throw() { return _pub; } - inline const EllipticCurveKey &priv() const throw() { return _priv; } - -private: - bool initInternalKey(); - - EllipticCurveKey _pub; - EllipticCurveKey _priv; - void *_internal_key; -}; - -} // namespace ZeroTier - -#endif |