135 lines
4.6 KiB
C++
135 lines
4.6 KiB
C++
// Copyright (c) 2011 The Bitcoin developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file license.txt or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_NETBASE_H
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#define BITCOIN_NETBASE_H
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#include <string>
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#include <vector>
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#ifdef WIN32
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#include <winsock2.h>
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#include <mswsock.h>
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#include <ws2tcpip.h>
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#else
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#include <netdb.h>
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#include <net/if.h>
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#include <ifaddrs.h>
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#endif
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#ifdef BSD
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#include <netinet/in.h>
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#endif
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#include "serialize.h"
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typedef int SOCKET;
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extern int nConnectTimeout;
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// IP address (IPv6, or IPv4 using mapped IPv6 range (::FFFF:0:0/96))
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class CIP
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{
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protected:
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unsigned char ip[16]; // in network byte order
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public:
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CIP();
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CIP(const struct in_addr& ipv4Addr);
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CIP(const char *pszIp, bool fAllowLookup = false);
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CIP(const std::string &strIp, bool fAllowLookup = false);
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void Init();
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void SetIP(const CIP& ip);
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bool IsIPv4() const; // IPv4 mapped address (::FFFF:0:0/96, 0.0.0.0/0)
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bool IsRFC1918() const; // IPv4 private networks (10.0.0.0/8, 192.168.0.0/16, 172.16.0.0/12)
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bool IsRFC3849() const; // IPv6 documentation address (2001:0DB8::/32)
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bool IsRFC3927() const; // IPv4 autoconfig (169.254.0.0/16)
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bool IsRFC3964() const; // IPv6 6to4 tunneling (2002::/16)
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bool IsRFC4193() const; // IPv6 unique local (FC00::/15)
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bool IsRFC4380() const; // IPv6 Teredo tunneling (2001::/32)
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bool IsRFC4843() const; // IPv6 ORCHID (2001:10::/28)
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bool IsRFC4862() const; // IPv6 autoconfig (FE80::/64)
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bool IsRFC6052() const; // IPv6 well-known prefix (64:FF9B::/96)
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bool IsRFC6145() const; // IPv6 IPv4-translated address (::FFFF:0:0:0/96)
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bool IsLocal() const;
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bool IsRoutable() const;
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bool IsValid() const;
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bool IsMulticast() const;
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std::string ToString() const;
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int GetByte(int n) const;
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int64 GetHash() const;
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bool GetInAddr(struct in_addr* pipv4Addr) const;
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std::vector<unsigned char> GetGroup() const;
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void print() const;
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#ifdef USE_IPV6
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CIP(const struct in6_addr& pipv6Addr);
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bool GetIn6Addr(struct in6_addr* pipv6Addr) const;
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#endif
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friend bool operator==(const CIP& a, const CIP& b);
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friend bool operator!=(const CIP& a, const CIP& b);
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friend bool operator<(const CIP& a, const CIP& b);
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IMPLEMENT_SERIALIZE
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(
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READWRITE(FLATDATA(ip));
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)
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};
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class CIPPort : public CIP
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{
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protected:
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unsigned short port; // host order
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public:
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CIPPort();
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CIPPort(const CIP& ip, unsigned short port);
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CIPPort(const struct in_addr& ipv4Addr, unsigned short port);
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CIPPort(const struct sockaddr_in& addr);
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CIPPort(const char *pszIp, int port, bool fAllowLookup = false);
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CIPPort(const char *pszIpPort, bool fAllowLookup = false);
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CIPPort(const std::string& strIp, int port, bool fAllowLookup = false);
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CIPPort(const std::string& strIpPort, bool fAllowLookup = false);
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void Init();
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void SetPort(unsigned short portIn);
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unsigned short GetPort() const;
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bool GetSockAddr(struct sockaddr_in* paddr) const;
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bool ConnectSocket(SOCKET& hSocketRet, int nTimeout = nConnectTimeout) const;
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friend bool operator==(const CIPPort& a, const CIPPort& b);
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friend bool operator!=(const CIPPort& a, const CIPPort& b);
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friend bool operator<(const CIPPort& a, const CIPPort& b);
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std::vector<unsigned char> GetKey() const;
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std::string ToString() const;
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void print() const;
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#ifdef USE_IPV6
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CIPPort(const struct in6_addr& ipv6Addr, unsigned short port);
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bool GetSockAddr6(struct sockaddr_in6* paddr) const;
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CIPPort(const struct sockaddr_in6& addr);
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#endif
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IMPLEMENT_SERIALIZE
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(
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CIPPort* pthis = const_cast<CIPPort*>(this);
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READWRITE(FLATDATA(ip));
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unsigned short portN = htons(port);
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READWRITE(portN);
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if (fRead)
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pthis->port = ntohs(portN);
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)
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};
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bool LookupHost(const char *pszName, std::vector<CIP>& vIP, int nMaxSolutions = 0, bool fAllowLookup = true);
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bool LookupHostNumeric(const char *pszName, std::vector<CIP>& vIP, int nMaxSolutions = 0);
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bool Lookup(const char *pszName, CIPPort& addr, int portDefault = 0, bool fAllowLookup = true);
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bool LookupNumeric(const char *pszName, CIPPort& addr, int portDefault = 0);
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// Settings
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extern int fUseProxy;
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extern CIPPort addrProxy;
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#endif
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