NET_ROUTETO(9F)NET_ROUTETO(9F)NAMEnet_routeto - indicate which network interface packets are sent
SYNOPSIS
#include <sys/neti.h>
phy_if_t net_routeto(const net_data_t *net, struct sockaddr *address,
struct sockaddr *nexthop);
INTERFACE LEVEL
Solaris DDI specific (Solaris DDI).
PARAMETERS
net
value returned from a successful call to net_proto‐
col_lookup(9F).
address
network address to find a path out of the machine for.
nexthop
pointer to the sockaddr structure in which to store the
address of the next hop. If this information is not
required, the value NULL may be passed instead.
DESCRIPTION
The net_routeto() function indicates which network interface packets
destined for a particular address would be sent out of, according to
the systems network routing tables. If next is supplied as a non-NULL
pointer, the IP address of the nexthop router to be used is returned in
it.
RETURN VALUES
The net_routeto() function returns:
-1
The network protocol does not support this function.
0
This function cannot find a route for the address given.
>0
Indicates which network interface can be used to reach the given
address.
CONTEXT
The net_routeto() function may be called from user, kernel, or inter‐
rupt context.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
┌────────────────────┬─────────────────┐
│ ATTRIBUTE TYPE │ ATTRIBUTE VALUE │
├────────────────────┼─────────────────┤
│Interface Stability │ Committed │
└────────────────────┴─────────────────┘
SEE ALSOnet_phygetnext(9F), net_phylookup(9F), net_protocol_lookup(9F),
attributes(5)
May 1, 2008 NET_ROUTETO(9F)