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[ipv4] Abstract out protocol-specific portions of "route" command

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2013-09-03 16:28:34 +01:00
parent c6a04085d2
commit 43307b4e39
4 changed files with 115 additions and 14 deletions
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24
src/config/config_route.c Normal file
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@@ -0,0 +1,24 @@
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2, or (at
* your option) any later version.
*/
FILE_LICENCE ( GPL2_OR_LATER );
#include <config/general.h>
/** @file
*
* Routing management configuration options
*
*/
/*
* Drag in routing management for relevant protocols
*
*/
#ifdef NET_PROTO_IPV4
REQUIRE_OBJECT ( route_ipv4 );
#endif

23
src/include/usr/route.h
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@@ -3,12 +3,33 @@
/** @file /** @file
* *
* Routing table management * Routing management
* *
*/ */
FILE_LICENCE ( GPL2_OR_LATER ); FILE_LICENCE ( GPL2_OR_LATER );
#include <ipxe/tables.h>
/** A routing family */
struct routing_family {
/**
* Print routes for a network device
*
* @v netdev Network device
*/
void ( * print ) ( struct net_device *netdev );
};
/** Routing family table */
#define ROUTING_FAMILIES __table ( struct routing_family, "routing_families" )
/** Declare a routing family */
#define __routing_family( order ) __table_entry ( ROUTING_FAMILIES, order )
#define ROUTING_IPV4 01
#define ROUTING_IPV6 02
extern void route ( void ); extern void route ( void );
#endif /* _USR_ROUTE_H */ #endif /* _USR_ROUTE_H */

24
src/usr/route.c
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@@ -19,28 +19,26 @@
FILE_LICENCE ( GPL2_OR_LATER ); FILE_LICENCE ( GPL2_OR_LATER );
#include <stdio.h>
#include <ipxe/netdevice.h> #include <ipxe/netdevice.h>
#include <ipxe/ip.h>
#include <usr/route.h> #include <usr/route.h>
/** @file /** @file
* *
* Routing table management * Routing management
* *
*/ */
/**
* Print routing table
*
*/
void route ( void ) { void route ( void ) {
struct ipv4_miniroute *miniroute; struct net_device *netdev;
struct routing_family *family;
list_for_each_entry ( miniroute, &ipv4_miniroutes, list ) { for_each_netdev ( netdev ) {
printf ( "%s: %s/", miniroute->netdev->name, for_each_table_entry ( family, ROUTING_FAMILIES ) {
inet_ntoa ( miniroute->address ) ); family->print ( netdev );
printf ( "%s", inet_ntoa ( miniroute->netmask ) ); }
if ( miniroute->gateway.s_addr )
printf ( " gw %s", inet_ntoa ( miniroute->gateway ) );
if ( ! netdev_is_open ( miniroute->netdev ) )
printf ( " (inaccessible)" );
printf ( "\n" );
} }
} }

58
src/usr/route_ipv4.c Normal file
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@@ -0,0 +1,58 @@
/*
* Copyright (C) 2013 Michael Brown <mbrown@fensystems.co.uk>.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
FILE_LICENCE ( GPL2_OR_LATER );
#include <stdio.h>
#include <ipxe/netdevice.h>
#include <ipxe/ip.h>
#include <usr/route.h>
/** @file
*
* IPv4 routing management
*
*/
/**
* Print IPv4 routing table
*
* @v netdev Network device
*/
static void route_ipv4_print ( struct net_device *netdev ) {
struct ipv4_miniroute *miniroute;
list_for_each_entry ( miniroute, &ipv4_miniroutes, list ) {
if ( miniroute->netdev != netdev )
continue;
printf ( "%s: %s/", netdev->name,
inet_ntoa ( miniroute->address ) );
printf ( "%s", inet_ntoa ( miniroute->netmask ) );
if ( miniroute->gateway.s_addr )
printf ( " gw %s", inet_ntoa ( miniroute->gateway ) );
if ( ! netdev_is_open ( miniroute->netdev ) )
printf ( " (inaccessible)" );
printf ( "\n" );
}
}
/** IPv4 routing family */
struct routing_family ipv4_routing_family __routing_family ( ROUTING_IPV4 ) = {
.print = route_ipv4_print,
};