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// OpenVPN -- An application to securely tunnel IP networks
// over a single port, with support for SSL/TLS-based
// session authentication and key exchange,
// packet encryption, packet authentication, and
// packet compression.
//
// Copyright (C) 2012- OpenVPN Inc.
//
// SPDX-License-Identifier: MPL-2.0 OR AGPL-3.0-only WITH openvpn3-openssl-exception
//
#ifndef OPENVPN_PKI_EPKIBASE_H
#define OPENVPN_PKI_EPKIBASE_H
#include <string>
namespace openvpn {
// Abstract base class used to provide an interface where core SSL implementation
// can use an external private key.
class ExternalPKIBase
{
public:
// Sign data (base64) and return signature as sig (base64).
// Return true on success or false on error.
virtual bool sign(const std::string &alias, const std::string &data, std::string &sig, const std::string &algorithm, const std::string &hashalg, const std::string &saltlen) = 0;
virtual ~ExternalPKIBase() = default;
};
class ExternalPKIImpl
{
public:
virtual ~ExternalPKIImpl() = default;
};
}; // namespace openvpn
#endif
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