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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
 * Copyright (C) 2020, Google Inc.
 *
 * pub_key.h - Public key signature verification
 */
#ifndef __LIBCAMERA_PUB_KEY_H__
#define __LIBCAMERA_PUB_KEY_H__

#include <stdint.h>

#include <libcamera/span.h>

#if HAVE_GNUTLS
struct gnutls_pubkey_st;
#endif

namespace libcamera {

class PubKey
{
public:
	PubKey(Span<const uint8_t> key);
	~PubKey();

	bool isValid() const { return valid_; }
	bool verify(Span<const uint8_t> data, Span<const uint8_t> sig) const;

private:
	bool valid_;
#if HAVE_GNUTLS
	struct gnutls_pubkey_st *pubkey_;
#endif
};

} /* namespace libcamera */

#endif /* __LIBCAMERA_PUB_KEY_H__ */