src/apps/ipa-verify/main.cpp


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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2023, Ideas on Board Oy
 *
 * ipa_verify.cpp - Verify signature on an IPA module
 */

#include <iostream>
#include <libgen.h>

#include <libcamera/base/file.h>
#include <libcamera/base/span.h>

#include "libcamera/internal/ipa_manager.h"
#include "libcamera/internal/ipa_module.h"

using namespace libcamera;

namespace {

bool isSignatureValid(IPAModule *ipa)
{
	File file{ ipa->path() };
	if (!file.open(File::OpenModeFlag::ReadOnly))
		return false;

	Span<uint8_t> data = file.map();
	if (data.empty())
		return false;

	return IPAManager::pubKey().verify(data, ipa->signature());
}