lokinet/llarp/net/net_int.cpp
Jason Rhinelander d1dadb530c SockAddr endian cleanups & add uint128 ctors
- Make SockAddr endian arguments explicit
- Consolidate port-less contructors and port constructors into one with
  a default port of 0.
- Add {h,n}uint128_t ctors for construction from IPv6 addrs
2021-03-10 11:17:00 -04:00

130 lines
2.1 KiB
C++

#include "net_int.hpp"
#include "ip.hpp"
#include <string>
namespace llarp
{
huint16_t
ToHost(nuint16_t n)
{
return xntohs(n);
}
huint32_t
ToHost(nuint32_t n)
{
return xntohl(n);
}
huint128_t
ToHost(nuint128_t n)
{
return {ntoh128(n.n)};
}
nuint16_t
ToNet(huint16_t h)
{
return xhtons(h);
}
nuint32_t
ToNet(huint32_t h)
{
return xhtonl(h);
}
nuint128_t
ToNet(huint128_t h)
{
return {hton128(h.h)};
}
template <>
void
huint32_t::ToV6(V6Container& c)
{
c.resize(16);
std::fill(c.begin(), c.end(), 0);
htobe32buf(c.data() + 12, h);
c[11] = 0xff;
c[10] = 0xff;
}
template <>
void
huint128_t::ToV6(V6Container& c)
{
c.resize(16);
const in6_addr addr = net::HUIntToIn6(*this);
std::copy_n(addr.s6_addr, 16, c.begin());
}
template <>
std::string
huint32_t::ToString() const
{
uint32_t n = htonl(h);
char tmp[INET_ADDRSTRLEN] = {0};
if (!inet_ntop(AF_INET, (void*)&n, tmp, sizeof(tmp)))
return "";
return tmp;
}
template <>
std::string
huint128_t::ToString() const
{
auto addr = ntoh128(h);
char tmp[INET6_ADDRSTRLEN] = {0};
if (!inet_ntop(AF_INET6, (void*)&addr, tmp, sizeof(tmp)))
return "";
return tmp;
}
template <>
bool
huint32_t::FromString(const std::string& str)
{
uint32_t n;
if (!inet_pton(AF_INET, str.c_str(), &n))
return false;
h = ntohl(n);
return true;
}
template <>
bool
huint128_t::FromString(const std::string& str)
{
llarp::uint128_t i;
if (!inet_pton(AF_INET6, str.c_str(), &i))
return false;
h = ntoh128(i);
return true;
}
template <>
std::string
nuint32_t::ToString() const
{
char tmp[INET_ADDRSTRLEN] = {0};
if (!inet_ntop(AF_INET, (void*)&n, tmp, sizeof(tmp)))
return "";
return tmp;
}
template <>
std::string
huint16_t::ToString() const
{
return std::to_string(h);
}
template <>
std::string
nuint16_t::ToString() const
{
return std::to_string(ntohs(n));
}
} // namespace llarp