addrdb.h

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// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2020 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#ifndef BITCOIN_ADDRDB_H
#define BITCOIN_ADDRDB_H

#include <fs.h>
#include <net_types.h> // For banmap_t
#include <serialize.h>
#include <univalue.h>

#include <string>
#include <vector>

class CAddress;
class CAddrMan;
class CDataStream;

class CBanEntry
{
public:
    static const int CURRENT_VERSION=1;
    int nVersion;
    int64_t nCreateTime;
    int64_t nBanUntil;

    CBanEntry()
    {
        SetNull();
    }

    explicit CBanEntry(int64_t nCreateTimeIn)
    {
        SetNull();
        nCreateTime = nCreateTimeIn;
    }

    explicit CBanEntry(const UniValue& json);

    SERIALIZE_METHODS(CBanEntry, obj)
    {
        uint8_t ban_reason = 2; 
        READWRITE(obj.nVersion, obj.nCreateTime, obj.nBanUntil, ban_reason);
    }

    void SetNull()
    {
        nVersion = CBanEntry::CURRENT_VERSION;
        nCreateTime = 0;
        nBanUntil = 0;
    }

    UniValue ToJson() const;
};

class CAddrDB
{
private:
    fs::path pathAddr;
public:
    CAddrDB();
    bool Write(const CAddrMan& addr);
    bool Read(CAddrMan& addr);
    static bool Read(CAddrMan& addr, CDataStream& ssPeers);
};

class CBanDB
{
private:
    static constexpr const char* JSON_KEY = "banned_nets";

    const fs::path m_banlist_dat;
    const fs::path m_banlist_json;
public:
    explicit CBanDB(fs::path ban_list_path);
    bool Write(const banmap_t& banSet);

    bool Read(banmap_t& banSet, bool& dirty);
};

void DumpAnchors(const fs::path& anchors_db_path, const std::vector<CAddress>& anchors);

std::vector<CAddress> ReadAnchors(const fs::path& anchors_db_path);

#endif // BITCOIN_ADDRDB_H