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123 lines
2.4 KiB
C++
123 lines
2.4 KiB
C++
#pragma once
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#include "uint128.hpp"
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#include "address_info.hpp"
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#include "ip_address.hpp"
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#include "net_int.hpp"
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#include "net.h"
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#include "ip_range.hpp"
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#include <llarp/util/mem.hpp>
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#include <llarp/util/bits.hpp>
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#include <functional>
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#include <cstdlib> // for itoa
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#include <vector>
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// for addrinfo
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#ifndef _WIN32
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netdb.h>
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#else
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#include <wspiapi.h>
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#define inet_aton(x, y) inet_pton(AF_INET, x, y)
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#endif
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#ifndef _WIN32
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#include <arpa/inet.h>
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#endif
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bool
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operator==(const sockaddr& a, const sockaddr& b);
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bool
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operator==(const sockaddr_in& a, const sockaddr_in& b);
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bool
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operator==(const sockaddr_in6& a, const sockaddr_in6& b);
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bool
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operator<(const sockaddr_in6& a, const sockaddr_in6& b);
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bool
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operator<(const in6_addr& a, const in6_addr& b);
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bool
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operator==(const in6_addr& a, const in6_addr& b);
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namespace llarp
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{
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bool
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IsIPv4Bogon(const huint32_t& addr);
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inline bool
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IsIPv4Bogon(const nuint32_t& addr)
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{
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return IsIPv4Bogon(ToHost(addr));
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}
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bool
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IsBogon(const in6_addr& addr);
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bool
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IsBogon(const huint128_t addr);
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bool
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IsBogonRange(const in6_addr& host, const in6_addr& mask);
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/// get a sock addr we can use for all interfaces given our public address
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namespace net
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{
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std::optional<SockAddr>
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AllInterfaces(SockAddr pubaddr);
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}
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/// compat shim
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// TODO: remove me
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inline bool
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AllInterfaces(int af, SockAddr& addr)
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{
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if (auto maybe = net::AllInterfaces(SockAddr{af == AF_INET ? "0.0.0.0" : "::"}))
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{
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addr = *maybe;
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return true;
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}
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return false;
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}
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/// get first network interface with public address
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bool
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GetBestNetIF(std::string& ifname, int af = AF_INET);
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/// look at adapter ranges and find a free one
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std::optional<IPRange>
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FindFreeRange();
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/// look at adapter names and find a free one
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std::optional<std::string>
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FindFreeTun();
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/// get network interface address for network interface with ifname
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std::optional<SockAddr>
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GetInterfaceAddr(const std::string& ifname, int af = AF_INET);
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/// get an interface's ip6 address
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std::optional<huint128_t>
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GetInterfaceIPv6Address(std::string ifname);
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#ifdef _WIN32
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namespace net
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{
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std::optional<int>
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GetInterfaceIndex(huint32_t ip);
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}
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#endif
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/// return true if we have a network interface with this ip
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bool
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HasInterfaceAddress(std::variant<nuint32_t, nuint128_t> ip);
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} // namespace llarp
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