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lokinet/llarp/net/net_addr.hpp

170 lines
3.0 KiB
C++

#ifndef LLARP_NET_ADDR_HPP
#define LLARP_NET_ADDR_HPP
#include <net/address_info.hpp>
#include <net/net.h>
#include <net/net.hpp>
#include <util/string_view.hpp>
#include <net/net_int.hpp>
#include <string>
namespace llarp
{
// real work
struct Addr
{
// network order
sockaddr_in6 _addr;
sockaddr_in _addr4; // why do we even have this? favor cpu over memory
~Addr();
Addr();
Addr(const Addr& other);
Addr(string_view str);
Addr(string_view str, const uint16_t p_port);
Addr(string_view addr_str, string_view port_str);
void
port(uint16_t port);
in6_addr*
addr6();
in_addr*
addr4();
const in6_addr*
addr6() const;
const in_addr*
addr4() const;
bool
from_char_array(string_view str);
bool
from_4int(const uint8_t one, const uint8_t two, const uint8_t three,
const uint8_t four);
Addr(const uint8_t one, const uint8_t two, const uint8_t three,
const uint8_t four);
Addr(const uint8_t one, const uint8_t two, const uint8_t three,
const uint8_t four, const uint16_t p_port);
Addr(const AddressInfo& other);
Addr(const sockaddr_in& other);
Addr(const sockaddr_in6& other);
Addr(const sockaddr& other);
std::string
ToString() const;
friend std::ostream&
operator<<(std::ostream& out, const Addr& a);
operator const sockaddr*() const;
operator sockaddr*() const;
void
CopyInto(sockaddr* other) const;
int
af() const;
uint16_t
port() const;
bool
operator<(const Addr& other) const;
bool
operator==(const Addr& other) const;
Addr&
operator=(const sockaddr& other);
inline uint32_t
tohl() const
{
return ntohl(addr4()->s_addr);
}
inline huint32_t
xtohl() const
{
return huint32_t{ntohl(addr4()->s_addr)};
}
inline uint32_t
ton() const
{
return addr4()->s_addr;
}
inline nuint32_t
xtonl() const
{
return nuint32_t{addr4()->s_addr};
}
bool
sameAddr(const Addr& other) const;
bool
operator!=(const Addr& other) const;
inline uint32_t
getHostLong()
{
in_addr_t addr = this->addr4()->s_addr;
uint32_t byte = ntohl(addr);
return byte;
}
bool
isTenPrivate(uint32_t byte);
bool
isOneSevenPrivate(uint32_t byte);
bool
isOneNinePrivate(uint32_t byte);
/// return true if our ipv4 address is a bogon
/// TODO: ipv6
bool
IsBogon() const;
socklen_t
SockLen() const;
bool
isPrivate() const;
bool
isLoopback() const;
struct Hash
{
std::size_t
operator()(Addr const& a) const noexcept
{
if(a.af() == AF_INET)
{
return a.port() ^ a.addr4()->s_addr;
}
static const uint8_t empty[16] = {0};
return (a.af() + memcmp(a.addr6(), empty, 16)) ^ a.port();
}
};
}; // end struct
} // namespace llarp
#endif