uvco::AddressHandle::NtopHelper_ Struct Reference

A helper for calling inet_ntop(3). More...

Static Public Member Functions
static std::string	operator() (const struct sockaddr_in &ipv4)
static std::string	operator() (const struct sockaddr_in6 &ipv6)
static std::string	ntop (int family, void *addr)

Detailed Description

A helper for calling inet_ntop(3).

Member Function Documentation

ntop()

std::string uvco::AddressHandle::NtopHelper_::ntop ( int  family, void *  addr  )

static

                                                               {
  std::string dst{};
  if (family == AF_INET) {
    dst.resize(4 * 3 + 3 + 1);
  } else if (family == AF_INET6) {
    dst.resize(8 * 4 + 7 + 1);
  }
  const char *result = inet_ntop(family, addr, dst.data(), dst.size());
  if (result == nullptr) {
    throw UvcoException(fmt::format("inet_ntop(): {}", std::strerror(errno)));
  }
  dst.resize(std::strlen(result));
  return dst;
}

operator()() [1/2]

std::string uvco::AddressHandle::NtopHelper_::operator() ( const struct sockaddr_in &  ipv4 )

static

                                                                   {
  return ntop(ipv4.sin_family, (void *)&ipv4.sin_addr);
}

operator()() [2/2]

std::string uvco::AddressHandle::NtopHelper_::operator() ( const struct sockaddr_in6 &  ipv6 )

static

                                                                    {
  return ntop(ipv6.sin6_family, (void *)&ipv6.sin6_addr);
}

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The documentation for this struct was generated from the following files:

• uvco/name_resolution.h
• uvco/name_resolution.cc