net_permissions.cpp

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// Copyright (c) 2020-2022 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#include <net_permissions.h>
#include <netbase.h>
#include <test/fuzz/FuzzedDataProvider.h>
#include <test/fuzz/fuzz.h>
#include <test/fuzz/util.h>
#include <test/fuzz/util/net.h>
#include <util/translation.h>
 
#include <cassert>
#include <cstdint>
#include <string>
#include <vector>
 
FUZZ_TARGET(net_permissions)
{
    FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
    const std::string s = fuzzed_data_provider.ConsumeRandomLengthString(1000);
    const NetPermissionFlags net_permission_flags = ConsumeWeakEnum(fuzzed_data_provider, ALL_NET_PERMISSION_FLAGS);
 
    NetWhitebindPermissions net_whitebind_permissions;
    bilingual_str error_net_whitebind_permissions;
    if (NetWhitebindPermissions::TryParse(s, net_whitebind_permissions, error_net_whitebind_permissions)) {
        (void)NetPermissions::ToStrings(net_whitebind_permissions.m_flags);
        (void)NetPermissions::AddFlag(net_whitebind_permissions.m_flags, net_permission_flags);
        assert(NetPermissions::HasFlag(net_whitebind_permissions.m_flags, net_permission_flags));
        (void)NetPermissions::ClearFlag(net_whitebind_permissions.m_flags, NetPermissionFlags::Implicit);
        (void)NetPermissions::ToStrings(net_whitebind_permissions.m_flags);
    }
 
    NetWhitelistPermissions net_whitelist_permissions;
    ConnectionDirection connection_direction;
    bilingual_str error_net_whitelist_permissions;
    if (NetWhitelistPermissions::TryParse(s, net_whitelist_permissions, connection_direction, error_net_whitelist_permissions)) {
        (void)NetPermissions::ToStrings(net_whitelist_permissions.m_flags);
        (void)NetPermissions::AddFlag(net_whitelist_permissions.m_flags, net_permission_flags);
        assert(NetPermissions::HasFlag(net_whitelist_permissions.m_flags, net_permission_flags));
        (void)NetPermissions::ClearFlag(net_whitelist_permissions.m_flags, NetPermissionFlags::Implicit);
        (void)NetPermissions::ToStrings(net_whitelist_permissions.m_flags);
    }
}