Module routing 

IPv4 routing utilities.

Provides routing table lookup and interface selection for IPv4 packets. This is used to determine which interface to send packets on and what the next-hop address should be.

Structs

Ipv4Interface

Information about an IPv4-capable interface.

Ipv4InterfaceAddr

An IPv4 address on an interface.

Ipv4Route

Routing information for an IPv4 destination.

Traits

Ipv4Router

A router that can look up routes for destinations.

Functions

broadcast_address

Calculate the broadcast address for a network.

get_default_route

Get the default route (gateway).

get_interface_for_dst

Get the interface name for a destination.

get_ipv4_interfaces

Get all available IPv4 interfaces.

get_route

Get routing information for a destination address.

get_source_for_dst

Get the source IP address for a destination.

ip_in_network

Check if an IP address matches a network/prefix.

is_local_destination

Check if a destination is on the local network.

mask_to_prefix

Convert a subnet mask to a prefix length.

network_host_count

Calculate the number of hosts in a network.

prefix_to_mask

Convert a prefix length to a subnet mask.