/* SPDX-License-Identifier: LGPL-2.1-or-later */ /* * Copyright (C) 2020, Google Inc. * * pub_key.cpp - Public key signature verification */ #include "libcamera/internal/pub_key.h" #if HAVE_GNUTLS #include #endif /** * \file pub_key.h * \brief Public key signature verification */ namespace libcamera { /** * \class PubKey * \brief Public key wrapper for signature verification * * The PubKey class wraps a public key and implements signature verification. It * only supports RSA keys and the RSA-SHA256 signature algorithm. */ /** * \brief Construct a PubKey from key data * \param[in] key Key data encoded in DER format */ PubKey::PubKey([[maybe_unused]] Span key) : valid_(false) { #if HAVE_GNUTLS int ret = gnutls_pubkey_init(&pubkey_); if (ret < 0) return; const gnutls_datum_t gnuTlsKey{ const_cast(key.data()), static_cast(key.size()) }; ret = gnutls_pubkey_import(pubkey_, &gnuTlsKey, GNUTLS_X509_FMT_DER); if (ret < 0) return; valid_ = true; #endif } PubKey::~PubKey() { #if HAVE_GNUTLS gnutls_pubkey_deinit(pubkey_); #endif } /** * \fn bool PubKey::isValid() const * \brief Check is the public key is valid * \return True if the public key is valid, false otherwise */ /** * \brief Verify signature on data * \param[in] data The signed data * \param[in] sig The signature * * Verify that the signature \a sig matches the signed \a data for the public * key. The signture algorithm is hardcoded to RSA-SHA256. * * \return True if the signature is valid, false otherwise */ bool PubKey::verify([[maybe_unused]] Span data, [[maybe_unused]] Span sig) const { #if HAVE_GNUTLS const gnutls_datum_t gnuTlsData{ const_cast(data.data()), static_cast(data.size()) }; const gnutls_datum_t gnuTlsSig{ const_cast(sig.data()), static_cast(sig.size()) }; int ret = gnutls_pubkey_verify_data2(pubkey_, GNUTLS_SIGN_RSA_SHA256, 0, &gnuTlsData, &gnuTlsSig); return ret >= 0; #else return false; #endif } } /* namespace libcamera */ 31'/>
path: root/test/serialization/serialization_test.h
blob: f51ae546d890ff274449d54be1daae49899013ee (plain) 
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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2019, Google Inc.
 *
 * serialization_test.h - Base class for serialization tests
 */
#ifndef __LIBCAMERA_SERIALIZATION_TEST_H__
#define __LIBCAMERA_SERIALIZATION_TEST_H__

#include <libcamera/camera.h>
#include <libcamera/camera_manager.h>
#include <libcamera/controls.h>

#include "camera_test.h"
#include "test.h"

using namespace libcamera;

class SerializationTest : public CameraTest, public Test
{
public:
	SerializationTest()
		: CameraTest("platform/vimc.0 Sensor B")
	{
	}

	static bool equals(const ControlInfoMap &lhs,
			   const ControlInfoMap &rhs);
	static bool equals(const ControlList &lhs,
			   const ControlList &rhs);
};

#endif /* __LIBCAMERA_SERIALIZATION_TEST_H__ */
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