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Get the IPv4 address subnet mask for a host’s configured IPv4 address.

Files

net_ipv4.h/net_ipv4.c

Prototype

          NET_IPv4_ADDR NetIPv4_GetAddrSubnetMask(NET_IPv4_ADDR  addr,
                                                  NET_ERR       *p_err);

Arguments

addr

Configured IPv4 host address.

...

NET_IPv4_ERR_NONE
NET_IPv4_ERR_INVALID_ADDR_HOST
NET_ERR_FAULT_LOCK_ACQUIRE

Returned Value

Configured IPv4 host address’s subnet mask (in host-order), if no errors.

NET_IPv4_ADDR_NONE, otherwise.

Required Configuration

None.

Notes / Warnings

IPv4 addresses in host-order.