dash/src/net_permissions.h
MarcoFalke a34237c54b Merge bitcoin/bitcoin#21996: p2p: pass strings to NetPermissions::TryParse functions by const ref
39393479c514f271c42750ffcd0adc6bc1db2e2f p2p: pass strings to NetPermissions::TryParse functions by const ref (Jon Atack)

Pull request description:

  instead of by value, as these are "in" params that are not cheap to copy.

  Reference: https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#f16-for-in-parameters-pass-cheaply-copied-types-by-value-and-others-by-reference-to-const

ACKs for top commit:
  MarcoFalke:
    cr ACK 39393479c514f271c42750ffcd0adc6bc1db2e2f

Tree-SHA512: 294fe0f2d900293b4447d4e1f0ccc60c1ed27b3bdbd0f5d71d3dbf71de86879638b1b813fadfb44c58b4acff4e7d75b7ed6a4f9cc5fcf627108224e6a21b524c
2022-04-16 10:47:42 -06:00

66 lines
2.1 KiB
C++

// Copyright (c) 2009-2018 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 <string>
#include <vector>
#include <netaddress.h>
#ifndef BITCOIN_NET_PERMISSIONS_H
#define BITCOIN_NET_PERMISSIONS_H
struct bilingual_str;
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 or rejected from policy
// Keep parameter interaction: forcerelay implies relay
PF_FORCERELAY = (1U << 2) | PF_RELAY,
// Can't be banned for misbehavior
PF_NOBAN = (1U << 4),
// 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,
};
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