#include <cppcoro/net/ipv6_endpoint.hpp>

#include <algorithm>

{

namespace local

{

bool is_digit(char c)

{

return c >= '0' && c <= '9';

}

std::uint8_t digit_value(char c)

{

return static_cast<std::uint8_t>(c - '0');

}

std::optional<std::uint16_t> parse_port(std::string_view string)

}

}

}

std::string cppcoro::net::ipv6_endpoint::to_string() const

{

std::string result;

result.push_back('[');

result += m_address.to_string();

result += "]:";

result += std::to_string(m_port);

return result;

}

std::optional<cppcoro::net::ipv6_endpoint>

cppcoro::net::ipv6_endpoint::from_string(std::string_view string) noexcept

{

// Shortest valid endpoint is "[::]:0"

if (string.size() < 6)

{

return std::nullopt;

}

if (string[0] != '[')

{

return std::nullopt;

}

auto closeBracketPos = string.find("]:", 1);

if (closeBracketPos == std::string_view::npos)

{

return std::nullopt;

}

auto address = ipv6_address::from_string(string.substr(1, closeBracketPos - 1));

if (!address)

{

return std::nullopt;

}

auto port = local::parse_port(string.substr(closeBracketPos + 2));

if (!port)

{

return std::nullopt;

}

return ipv6_endpoint{ *address, *port };

}