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// 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.
#include <netaddress.h>
#include <string>
#include <vector>
#ifndef BITCOIN_NET_PERMISSIONS_H
#define BITCOIN_NET_PERMISSIONS_H
struct bilingual_str;
extern const std::vector<std::string> NET_PERMISSIONS_DOC;
enum NetPermissionFlags {
PF_NONE = 0,
// Can query bloomfilter even if -peerbloomfilters is false
PF_BLOOMFILTER = (1U << 1),
// Relay and accept transactions from this peer, even if -blocksonly is true
PF_RELAY = (1U << 3),
// Always relay transactions from this peer, even if already in mempool
// Keep parameter interaction: forcerelay implies relay
PF_FORCERELAY = (1U << 2) | PF_RELAY,
// Allow getheaders during IBD and block-download after maxuploadtarget limit
PF_DOWNLOAD = (1U << 6),
// Can't be banned/disconnected/discouraged for misbehavior
PF_NOBAN = (1U << 4) | PF_DOWNLOAD,
// Can query the mempool
PF_MEMPOOL = (1U << 5),
// True if the user did not specifically set fine grained permissions
PF_ISIMPLICIT = (1U << 31),
PF_ALL = PF_BLOOMFILTER | PF_FORCERELAY | PF_RELAY | PF_NOBAN | PF_MEMPOOL | PF_DOWNLOAD,
};
class NetPermissions
{
public:
NetPermissionFlags m_flags;
static std::vector<std::string> ToStrings(NetPermissionFlags flags);
static inline bool HasFlag(const NetPermissionFlags& flags, NetPermissionFlags f)
{
return (flags & f) == f;
}
static inline void AddFlag(NetPermissionFlags& flags, NetPermissionFlags f)
{
flags = static_cast<NetPermissionFlags>(flags | f);
}
static inline void ClearFlag(NetPermissionFlags& flags, NetPermissionFlags f)
{
flags = static_cast<NetPermissionFlags>(flags & ~f);
}
};
class NetWhitebindPermissions : public NetPermissions
{
public:
static bool TryParse(const std::string str, NetWhitebindPermissions& output, bilingual_str& error);
CService m_service;
};
class NetWhitelistPermissions : public NetPermissions
{
public:
static bool TryParse(const std::string str, NetWhitelistPermissions& output, bilingual_str& error);
CSubNet m_subnet;
};
#endif // BITCOIN_NET_PERMISSIONS_H
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