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link: Support for AF_BRIDGE address family

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Supports parsing of IFLA_PROTINFO returned when dumping with PF_BRIDGE
This commit is contained in:
Thomas Graf 2010-11-11 16:02:48 +01:00
parent 280d457c22
commit 800013b787
2 changed files with 94 additions and 0 deletions
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1
lib/Makefile.am
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@ -59,6 +59,7 @@ libnl_route_la_SOURCES = \
route/cls/ematch/meta.c \
\
route/link/api.c route/link/vlan.c \
route/link/bridge.c \
\
route/sch/blackhole.c route/sch/cbq.c route/sch/dsmark.c \
route/sch/fifo.c route/sch/htb.c route/sch/netem.c route/sch/prio.c \

93
lib/route/link/bridge.c Normal file
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@ -0,0 +1,93 @@
/*
* lib/route/link/bridge.c AF_BRIDGE link oeprations
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation version 2.1
* of the License.
*
* Copyright (c) 2010 Thomas Graf <tgraf@suug.ch>
*/
/**
* @ingroup link
* @defgroup link_bridge Bridge Specifics
* @brief
*
* @{
*/
#include <netlink-local.h>
#include <netlink/netlink.h>
#include <netlink/attr.h>
#include <netlink/route/rtnl.h>
#include <netlink/route/link/api.h>
struct bridge_data
{
uint8_t b_port_state;
};
static void *bridge_alloc(struct rtnl_link *link)
{
return calloc(1, sizeof(struct bridge_data));
}
static void *bridge_clone(struct rtnl_link *link, void *data)
{
struct bridge_data *bd;
if ((bd = bridge_alloc(link)))
memcpy(bd, data, sizeof(*bd));
return bd;
}
static void bridge_free(struct rtnl_link *link, void *data)
{
free(data);
}
static int bridge_parse_protinfo(struct rtnl_link *link, struct nlattr *attr,
void *data)
{
struct bridge_data *bd = data;
bd->b_port_state = nla_get_u8(attr);
return 0;
}
static void bridge_dump_details(struct rtnl_link *link,
struct nl_dump_params *p, void *data)
{
struct bridge_data *bd = data;
nl_dump(p, "port-state %u ", bd->b_port_state);
}
static const struct nla_policy protinfo_policy = {
.type = NLA_U8,
};
static struct rtnl_link_af_ops bridge_ops = {
.ao_family = AF_BRIDGE,
.ao_alloc = &bridge_alloc,
.ao_clone = &bridge_clone,
.ao_free = &bridge_free,
.ao_parse_protinfo = &bridge_parse_protinfo,
.ao_dump[NL_DUMP_DETAILS] = &bridge_dump_details,
.ao_protinfo_policy = &protinfo_policy,
};
static void __init bridge_init(void)
{
rtnl_link_af_register(&bridge_ops);
}
static void __exit bridge_exit(void)
{
rtnl_link_af_unregister(&bridge_ops);
}
/** @} */