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96 lines
3.2 KiB
C++
96 lines
3.2 KiB
C++
/* Ricochet - https://ricochet.im/
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* Copyright (C) 2014, John Brooks <john.brooks@dereferenced.net>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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*
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* * Neither the names of the copyright owners nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef CRYPTOKEY_H
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#define CRYPTOKEY_H
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#include <QString>
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#include <QSharedData>
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#include <QExplicitlySharedDataPointer>
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class CryptoKey
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{
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public:
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enum KeyType {
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PrivateKey,
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PublicKey
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};
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enum KeyFormat {
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PEM,
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DER
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};
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CryptoKey();
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CryptoKey(const CryptoKey &other) : d(other.d) { }
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~CryptoKey();
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bool loadFromData(const QByteArray &data, KeyType type, KeyFormat format = PEM);
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bool loadFromFile(const QString &path, KeyType type, KeyFormat format = PEM);
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void clear();
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bool isLoaded() const { return d.data() && d->key != 0; }
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bool isPrivate() const;
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QByteArray publicKeyDigest() const;
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QByteArray encodedPublicKey(KeyFormat format) const;
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QByteArray encodedPrivateKey(KeyFormat format) const;
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QString torServiceID() const;
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int bits() const;
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// Calculate and sign SHA-256 digest of data using this key and PKCS #1 v2.0 padding
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QByteArray signData(const QByteArray &data) const;
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// Verify a signature as per signData
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bool verifyData(const QByteArray &data, QByteArray signature) const;
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// Sign the input SHA-256 digest using this key and PKCS #1 v2.0 padding
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QByteArray signSHA256(const QByteArray &digest) const;
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// Verify a signature as per signSHA256
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bool verifySHA256(const QByteArray &digest, QByteArray signature) const;
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private:
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struct Data : public QSharedData
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{
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typedef struct rsa_st RSA;
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RSA *key;
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Data(RSA *k = 0) : key(k) { }
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~Data();
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};
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QExplicitlySharedDataPointer<Data> d;
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};
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QByteArray torControlHashedPassword(const QByteArray &password);
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#endif // CRYPTOKEY_H
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