Knowing the family with Socket Descriptor
Question
I have the socket descriptor which is the return value of socket API. How can I use only this to know the family?
2 answers
solution1
2 ACCPTED 2011-06-21 10:18:10
您可以调用getsockname ，但只能在套接字绑定之后。
solution2
1 2011-06-24 05:50:00
(Windows-specific): you can get SO_PROTOCOL_INFO socket option.
If successful, it would give you WSAPROTOCOL_INFO structure with iAddressFamily member.
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