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net_routeto (9)
  • >> net_routeto (9) ( Solaris man: Ядро )
  •  

    NAME

    net_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_protocol_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 interrupt context.  

    ATTRIBUTES

    See attributes(5) for descriptions of the following attributes:

    ATTRIBUTE TYPEATTRIBUTE VALUE

    AvailabilitySUNWcsu

    Interface Stability

     

    SEE ALSO

    net_phygetnext(9F), net_phylookup(9F), net_protocol_lookup(9F), attributes(5)


     

    Index

    NAME
    SYNOPSIS
    INTERFACE LEVEL
    PARAMETERS
    DESCRIPTION
    RETURN VALUES
    CONTEXT
    ATTRIBUTES
    SEE ALSO


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