IP_ADDRESS_PREFIX structure

The IP_ADDRESS_PREFIX structure stores an IP address prefix.

Syntax


typedef struct _IP_ADDRESS_PREFIX {
  SOCKADDR_INET Prefix;
  UINT8         PrefixLength;
} IP_ADDRESS_PREFIX, *PIP_ADDRESS_PREFIX;

Members

Prefix

The prefix or network part of the address represented as an IP address.

PrefixLength

The length, in bits, of the prefix or network part of the IP address. For a unicast IPv4 address, any value that is greater than 32 is an illegal value. For a unicast IPv6 address, any value that is greater than 128 is an illegal value. A value of 255 is typically used to represent an illegal value.

Requirements

Version

Available in Windows Vista and later versions of the Windows operating systems.

Header

Netioapi.h (include Netioapi.h)

 

 

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