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76 lines
2.5 KiB
76 lines
2.5 KiB
// Copyright (c) 2009-2020 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <netaddress.h>
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#include <string>
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#include <vector>
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#ifndef BITCOIN_NET_PERMISSIONS_H
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#define BITCOIN_NET_PERMISSIONS_H
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struct bilingual_str;
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extern const std::vector<std::string> NET_PERMISSIONS_DOC;
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enum NetPermissionFlags {
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PF_NONE = 0,
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// Can query bloomfilter even if -peerbloomfilters is false
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PF_BLOOMFILTER = (1U << 1),
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// Relay and accept transactions from this peer, even if -blocksonly is true
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// This peer is also not subject to limits on how many transaction INVs are tracked
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PF_RELAY = (1U << 3),
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// Always relay transactions from this peer, even if already in mempool
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// Keep parameter interaction: forcerelay implies relay
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PF_FORCERELAY = (1U << 2) | PF_RELAY,
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// Allow getheaders during IBD and block-download after maxuploadtarget limit
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PF_DOWNLOAD = (1U << 6),
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// Can't be banned/disconnected/discouraged for misbehavior
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PF_NOBAN = (1U << 4) | PF_DOWNLOAD,
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// Can query the mempool
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PF_MEMPOOL = (1U << 5),
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// Can request addrs without hitting a privacy-preserving cache, and send us
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// unlimited amounts of addrs.
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PF_ADDR = (1U << 7),
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// True if the user did not specifically set fine grained permissions
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PF_ISIMPLICIT = (1U << 31),
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PF_ALL = PF_BLOOMFILTER | PF_FORCERELAY | PF_RELAY | PF_NOBAN | PF_MEMPOOL | PF_DOWNLOAD | PF_ADDR,
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};
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class NetPermissions
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{
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public:
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NetPermissionFlags m_flags;
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static std::vector<std::string> ToStrings(NetPermissionFlags flags);
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static inline bool HasFlag(const NetPermissionFlags& flags, NetPermissionFlags f)
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{
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return (flags & f) == f;
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}
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static inline void AddFlag(NetPermissionFlags& flags, NetPermissionFlags f)
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{
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flags = static_cast<NetPermissionFlags>(flags | f);
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}
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static inline void ClearFlag(NetPermissionFlags& flags, NetPermissionFlags f)
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{
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flags = static_cast<NetPermissionFlags>(flags & ~f);
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}
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};
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class NetWhitebindPermissions : public NetPermissions
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{
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public:
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static bool TryParse(const std::string str, NetWhitebindPermissions& output, bilingual_str& error);
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CService m_service;
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};
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class NetWhitelistPermissions : public NetPermissions
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{
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public:
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static bool TryParse(const std::string str, NetWhitelistPermissions& output, bilingual_str& error);
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CSubNet m_subnet;
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};
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#endif // BITCOIN_NET_PERMISSIONS_H
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