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Changed IPNetwork copy assignment implementation to copy-and-swap. #1681

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merged 3 commits into from
Jan 9, 2025
Merged

Changed IPNetwork copy assignment implementation to copy-and-swap. #1681

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0ac8f92
Changed `IPNetwork` copy assignment implementation to copy-and-swap t…
Dimi1010 Jan 5, 2025
cb7a554
Merge remote-tracking branch 'upstream/dev' into fix/self-copy-warnings
Dimi1010 Jan 8, 2025
3a987ca
Removed the temporary variable.
Dimi1010 Jan 8, 2025
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26 changes: 4 additions & 22 deletions Common++/header/IpAddress.h
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Original file line number Diff line number Diff line change
Expand Up @@ -707,18 +707,9 @@ namespace pcpp
/// @return A reference to the assignee
IPNetwork& operator=(const IPv4Network& other)
{
if (m_IPv4Network)
{
m_IPv4Network = nullptr;
}

if (m_IPv6Network)
{
m_IPv6Network = nullptr;
}

// Create the new instance first to maintain strong exception guarantee.
m_IPv4Network = std::unique_ptr<IPv4Network>(new IPv4Network(other));

m_IPv6Network = nullptr;
return *this;
}

Expand All @@ -727,18 +718,9 @@ namespace pcpp
/// @return A reference to the assignee
IPNetwork& operator=(const IPv6Network& other)
{
if (m_IPv4Network)
{
m_IPv4Network = nullptr;
}

if (m_IPv6Network)
{
m_IPv6Network = nullptr;
}

// Create the new instance first to maintain strong exception guarantee.
m_IPv6Network = std::unique_ptr<IPv6Network>(new IPv6Network(other));

m_IPv4Network = nullptr;
return *this;
}

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