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BIP155 (addrv2)

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Tor v3 + i2p
This commit is contained in:
zanzibar
2023-01-06 15:21:08 +00:00
parent fe9f1ef9e4
commit 512da314a5
108 changed files with 8214 additions and 2173 deletions
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245
src/netbase.h
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@@ -1,23 +1,8 @@
// Copyright (c) 2009-2015 The Bitcoin Core developers
// Copyright (c) 2016-2022 The Hush developers
// Copyright (c) 2009-2013 The Bitcoin Core developers
// Distributed under the GPLv3 software license, see the accompanying
// file COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html
/******************************************************************************
* Copyright © 2014-2019 The SuperNET Developers. *
* *
* See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at *
* the top-level directory of this distribution for the individual copyright *
* holder information and the developer policies on copyright and licensing. *
* *
* Unless otherwise agreed in a custom licensing agreement, no part of the *
* SuperNET software, including this file may be copied, modified, propagated *
* or distributed except according to the terms contained in the LICENSE file *
* *
* Removal or modification of this copyright notice is prohibited. *
* *
******************************************************************************/
#ifndef HUSH_NETBASE_H
#define HUSH_NETBASE_H
@@ -26,8 +11,9 @@
#endif
#include "compat.h"
#include "netaddress.h"
#include "serialize.h"
#include "util/asmap.h"
#include "util/sock.h"
#include <stdint.h>
#include <string>
@@ -36,177 +22,16 @@
extern int nConnectTimeout;
extern bool fNameLookup;
/** -timeout default */
static const int DEFAULT_CONNECT_TIMEOUT = 5000;
#ifdef _WIN32
// In MSVC, this is defined as a macro, undefine it to prevent a compile and link error
#undef SetPort
#endif
enum Network
{
NET_UNROUTABLE = 0,
NET_IPV4,
NET_IPV6,
NET_ONION,
NET_INTERNAL,
NET_MAX,
};
/** IP address (IPv6, or IPv4 using mapped IPv6 range (::FFFF:0:0/96)) */
class CNetAddr
{
protected:
unsigned char ip[16]; // in network byte order
public:
CNetAddr();
CNetAddr(const struct in_addr& ipv4Addr);
explicit CNetAddr(const char *pszIp, bool fAllowLookup = false);
explicit CNetAddr(const std::string &strIp, bool fAllowLookup = false);
void Init();
void SetIP(const CNetAddr& ip);
/**
* Set raw IPv4 or IPv6 address (in network byte order)
* @note Only NET_IPV4 and NET_IPV6 are allowed for network.
*/
void SetRaw(Network network, const uint8_t *data);
bool SetSpecial(const std::string &strName); // for Tor addresses
bool IsIPv4() const; // IPv4 mapped address (::FFFF:0:0/96, 0.0.0.0/0)
bool IsIPv6() const; // IPv6 address (not mapped IPv4, not Tor)
bool IsRFC1918() const; // IPv4 private networks (10.0.0.0/8, 192.168.0.0/16, 172.16.0.0/12)
bool IsRFC2544() const; // IPv4 inter-network communications (192.18.0.0/15)
bool IsRFC6598() const; // IPv4 ISP-level NAT (100.64.0.0/10)
bool IsRFC5737() const; // IPv4 documentation addresses (192.0.2.0/24, 198.51.100.0/24, 203.0.113.0/24)
bool IsRFC3849() const; // IPv6 documentation address (2001:0DB8::/32)
bool IsRFC3927() const; // IPv4 autoconfig (169.254.0.0/16)
bool IsRFC3964() const; // IPv6 6to4 tunnelling (2002::/16)
bool IsRFC4193() const; // IPv6 unique local (FC00::/7)
bool IsRFC4380() const; // IPv6 Teredo tunnelling (2001::/32)
bool IsRFC4843() const; // IPv6 ORCHID (2001:10::/28)
bool IsRFC4862() const; // IPv6 autoconfig (FE80::/64)
bool IsRFC6052() const; // IPv6 well-known prefix (64:FF9B::/96)
bool IsRFC6145() const; // IPv6 IPv4-translated address (::FFFF:0:0:0/96)
bool IsTor() const;
bool IsLocal() const;
bool IsRoutable() const;
bool IsInternal() const;
bool IsValid() const;
bool IsMulticast() const;
enum Network GetNetwork() const;
std::string ToString() const;
std::string ToStringIP() const;
unsigned int GetByte(int n) const;
uint64_t GetHash() const;
bool GetInAddr(struct in_addr* pipv4Addr) const;
uint32_t GetNetClass() const;
//! For IPv4, mapped IPv4, SIIT translated IPv4, Teredo, 6to4 tunneled addresses, return the relevant IPv4 address as a uint32.
uint32_t GetLinkedIPv4() const;
//! Whether this address has a linked IPv4 address (see GetLinkedIPv4()).
bool HasLinkedIPv4() const;
// The AS on the BGP path to the node we use to diversify
// peers in AddrMan bucketing based on the AS infrastructure.
// The ip->AS mapping depends on how asmap is constructed.
uint32_t GetMappedAS(const std::vector<bool> &asmap) const;
std::vector<unsigned char> GetGroup(const std::vector<bool> &asmap) const;
int GetReachabilityFrom(const CNetAddr *paddrPartner = NULL) const;
CNetAddr(const struct in6_addr& pipv6Addr);
bool GetIn6Addr(struct in6_addr* pipv6Addr) const;
friend bool operator==(const CNetAddr& a, const CNetAddr& b);
friend bool operator!=(const CNetAddr& a, const CNetAddr& b);
friend bool operator<(const CNetAddr& a, const CNetAddr& b);
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action) {
READWRITE(FLATDATA(ip));
}
friend class CSubNet;
};
class CSubNet
{
protected:
/// Network (base) address
CNetAddr network;
/// Netmask, in network byte order
uint8_t netmask[16];
/// Is this value valid? (only used to signal parse errors)
bool valid;
public:
CSubNet();
explicit CSubNet(const std::string &strSubnet, bool fAllowLookup = false);
bool Match(const CNetAddr &addr) const;
std::string ToString() const;
bool IsValid() const;
friend bool operator==(const CSubNet& a, const CSubNet& b);
friend bool operator!=(const CSubNet& a, const CSubNet& b);
friend bool operator<(const CSubNet& a, const CSubNet& b);
};
/** A combination of a network address (CNetAddr) and a (TCP) port */
class CService : public CNetAddr
{
protected:
unsigned short port; // host order
public:
CService();
CService(const CNetAddr& ip, unsigned short port);
CService(const struct in_addr& ipv4Addr, unsigned short port);
CService(const struct sockaddr_in& addr);
explicit CService(const char *pszIpPort, int portDefault, bool fAllowLookup = false);
explicit CService(const char *pszIpPort, bool fAllowLookup = false);
explicit CService(const std::string& strIpPort, int portDefault, bool fAllowLookup = false);
explicit CService(const std::string& strIpPort, bool fAllowLookup = false);
void Init();
void SetPort(unsigned short portIn);
unsigned short GetPort() const;
bool GetSockAddr(struct sockaddr* paddr, socklen_t *addrlen) const;
bool SetSockAddr(const struct sockaddr* paddr);
friend bool operator==(const CService& a, const CService& b);
friend bool operator!=(const CService& a, const CService& b);
friend bool operator<(const CService& a, const CService& b);
std::vector<unsigned char> GetKey() const;
std::string ToString() const;
std::string ToStringPort() const;
std::string ToStringIPPort() const;
CService(const struct in6_addr& ipv6Addr, unsigned short port);
CService(const struct sockaddr_in6& addr);
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action) {
READWRITE(FLATDATA(ip));
unsigned short portN = htons(port);
READWRITE(FLATDATA(portN));
if (ser_action.ForRead())
port = ntohs(portN);
}
};
//! -timeout default
static const int DEFAULT_CONNECT_TIMEOUT = 60000;
//! -dns default
static const int DEFAULT_NAME_LOOKUP = true;
class proxyType
{
public:
proxyType(): randomize_credentials(false) {}
proxyType(const CService &proxy, bool randomize_credentials=false): proxy(proxy), randomize_credentials(randomize_credentials) {}
proxyType(const CService &_proxy, bool _randomize_credentials=false): proxy(_proxy), randomize_credentials(_randomize_credentials) {}
bool IsValid() const { return proxy.IsValid(); }
@@ -216,29 +41,51 @@ public:
enum Network ParseNetwork(std::string net);
std::string GetNetworkName(enum Network net);
void SplitHostPort(std::string in, int &portOut, std::string &hostOut);
bool SetProxy(enum Network net, const proxyType &addrProxy);
bool GetProxy(enum Network net, proxyType &proxyInfoOut);
bool IsProxy(const CNetAddr &addr);
bool SetNameProxy(const proxyType &addrProxy);
bool HaveNameProxy();
bool LookupHost(const char *pszName, std::vector<CNetAddr>& vIP, unsigned int nMaxSolutions = 0, bool fAllowLookup = true);
bool Lookup(const char *pszName, CService& addr, int portDefault = 0, bool fAllowLookup = true);
bool Lookup(const char *pszName, std::vector<CService>& vAddr, int portDefault = 0, bool fAllowLookup = true, unsigned int nMaxSolutions = 0);
bool LookupNumeric(const char *pszName, CService& addr, int portDefault = 0);
bool LookupHost(const char *pszName, std::vector<CNetAddr>& vIP, unsigned int nMaxSolutions, bool fAllowLookup);
bool LookupHost(const char *pszName, CNetAddr& addr, bool fAllowLookup);
bool Lookup(const char *pszName, CService& addr, int portDefault, bool fAllowLookup);
bool Lookup(const char *pszName, std::vector<CService>& vAddr, int portDefault, bool fAllowLookup, unsigned int nMaxSolutions);
CService LookupNumeric(const char *pszName, int portDefault = 0);
bool LookupSubNet(const char *pszName, CSubNet& subnet);
/**
* Create a TCP socket in the given address family.
* @param[in] address_family The socket is created in the same address family as this address.
* @return pointer to the created Sock object or unique_ptr that owns nothing in case of failure
*/
std::unique_ptr<Sock> CreateSockTCP(const CService& address_family);
/**
* Socket factory. Defaults to `CreateSockTCP()`, but can be overridden by unit tests.
*/
extern std::function<std::unique_ptr<Sock>(const CService&)> CreateSock;
/**
* Try to connect to the specified service on the specified socket.
*
* @param addrConnect The service to which to connect.
* @param sock The socket on which to connect.
* @param nTimeout Wait this many milliseconds for the connection to be
* established.
* @param manual_connection Whether or not the connection was manually requested
* (e.g. through the addnode RPC)
*
* @returns Whether or not a connection was successfully made.
*/
bool ConnectSocketDirectly(const CService &addrConnect, const Sock& sock, int nTimeout);
bool ConnectSocket(const CService &addr, SOCKET& hSocketRet, int nTimeout, bool *outProxyConnectionFailed = 0);
bool ConnectSocketByName(CService &addr, SOCKET& hSocketRet, const char *pszDest, int portDefault, int nTimeout, bool *outProxyConnectionFailed = 0);
/** Return readable error string for a network error code */
std::string NetworkErrorString(int err);
/** Close socket and set hSocket to INVALID_SOCKET */
bool CloseSocket(SOCKET& hSocket);
/** Disable or enable blocking-mode for a socket */
bool SetSocketNonBlocking(SOCKET& hSocket, bool fNonBlocking);
/**
* Convert milliseconds to a struct timeval for e.g. select.
*/
struct timeval MillisToTimeval(int64_t nTimeout);
bool SanityCheckASMap(const std::vector<bool>& asmap);
bool SetSocketNonBlocking(SOCKET& hSocket, bool fNonBlocking);
/** Set the TCP_NODELAY flag on a socket */
bool SetSocketNoDelay(const SOCKET& hSocket);
#endif // HUSH_NETBASE_H