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Implement sf::IpAddress with std::optional

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This commit is contained in:
Chris Thrasher 2022-06-17 17:50:35 -06:00 committed by Vittorio Romeo
parent e4e9b290b1
commit 76223b07a1
2 changed files with 11 additions and 26 deletions
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4
include/SFML/Network/IpAddress.hpp
View File

@ -31,6 +31,7 @@
#include <SFML/Network/Export.hpp>
#include <SFML/System/Time.hpp>
#include <iosfwd>
#include <optional>
#include <string>
@ -200,8 +201,7 @@ private:
////////////////////////////////////////////////////////////
// Member data
////////////////////////////////////////////////////////////
Uint32 m_address; //!< Address stored as an unsigned 32 bits integer
bool m_valid; //!< Is the address valid?
std::optional<Uint32> m_address; //!< Address stored as an unsigned 32 bits integer
};
////////////////////////////////////////////////////////////

33
src/SFML/Network/IpAddress.cpp
View File

@ -44,26 +44,18 @@ const IpAddress IpAddress::Broadcast(255, 255, 255, 255);
////////////////////////////////////////////////////////////
IpAddress::IpAddress() :
m_address(0),
m_valid (false)
{
}
IpAddress::IpAddress() = default;
////////////////////////////////////////////////////////////
IpAddress::IpAddress(const std::string& address) :
m_address(0),
m_valid (false)
IpAddress::IpAddress(const std::string& address)
{
resolve(address);
}
////////////////////////////////////////////////////////////
IpAddress::IpAddress(const char* address) :
m_address(0),
m_valid (false)
IpAddress::IpAddress(const char* address)
{
resolve(address);
}
@ -71,16 +63,14 @@ m_valid (false)
////////////////////////////////////////////////////////////
IpAddress::IpAddress(Uint8 byte0, Uint8 byte1, Uint8 byte2, Uint8 byte3) :
m_address(htonl(static_cast<uint32_t>((byte0 << 24) | (byte1 << 16) | (byte2 << 8) | byte3))),
m_valid (true)
m_address(htonl(static_cast<uint32_t>((byte0 << 24) | (byte1 << 16) | (byte2 << 8) | byte3)))
{
}
////////////////////////////////////////////////////////////
IpAddress::IpAddress(Uint32 address) :
m_address(htonl(address)),
m_valid (true)
m_address(htonl(address))
{
}
@ -89,7 +79,7 @@ m_valid (true)
std::string IpAddress::toString() const
{
in_addr address;
address.s_addr = m_address;
address.s_addr = m_address.value_or(0);
return inet_ntoa(address);
}
@ -98,7 +88,7 @@ std::string IpAddress::toString() const
////////////////////////////////////////////////////////////
Uint32 IpAddress::toInteger() const
{
return ntohl(m_address);
return ntohl(m_address.value_or(0));
}
@ -165,20 +155,17 @@ IpAddress IpAddress::getPublicAddress(Time timeout)
////////////////////////////////////////////////////////////
void IpAddress::resolve(const std::string& address)
{
m_address = 0;
m_valid = false;
m_address = std::nullopt;
if (address == "255.255.255.255")
{
// The broadcast address needs to be handled explicitly,
// because it is also the value returned by inet_addr on error
m_address = INADDR_BROADCAST;
m_valid = true;
}
else if (address == "0.0.0.0")
{
m_address = INADDR_ANY;
m_valid = true;
}
else
{
@ -187,7 +174,6 @@ void IpAddress::resolve(const std::string& address)
if (ip != INADDR_NONE)
{
m_address = ip;
m_valid = true;
}
else
{
@ -205,7 +191,6 @@ void IpAddress::resolve(const std::string& address)
ip = sin.sin_addr.s_addr;
freeaddrinfo(result);
m_address = ip;
m_valid = true;
}
}
}
@ -230,7 +215,7 @@ bool operator !=(const IpAddress& left, const IpAddress& right)
////////////////////////////////////////////////////////////
bool operator <(const IpAddress& left, const IpAddress& right)
{
return std::make_pair(left.m_valid, left.m_address) < std::make_pair(right.m_valid, right.m_address);
return left.m_address < right.m_address;
}