forked from luck/tmp_suning_uos_patched
c04b6ea4e6
Fix misalignment of policy statement in netlink.c due to automatic
spatch code transformation.
Fixes: 3b0f31f2b8 ("genetlink: make policy common to family")
Acked-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: John Rutherford <john.rutherford@dektech.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
299 lines
9.6 KiB
C
299 lines
9.6 KiB
C
/*
|
|
* net/tipc/netlink.c: TIPC configuration handling
|
|
*
|
|
* Copyright (c) 2005-2006, 2014, Ericsson AB
|
|
* Copyright (c) 2005-2007, Wind River Systems
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the names of the copyright holders nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* Alternatively, this software may be distributed under the terms of the
|
|
* GNU General Public License ("GPL") version 2 as published by the Free
|
|
* Software Foundation.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "core.h"
|
|
#include "socket.h"
|
|
#include "name_table.h"
|
|
#include "bearer.h"
|
|
#include "link.h"
|
|
#include "node.h"
|
|
#include "net.h"
|
|
#include "udp_media.h"
|
|
#include <net/genetlink.h>
|
|
|
|
static const struct nla_policy tipc_nl_policy[TIPC_NLA_MAX + 1] = {
|
|
[TIPC_NLA_UNSPEC] = { .type = NLA_UNSPEC, },
|
|
[TIPC_NLA_BEARER] = { .type = NLA_NESTED, },
|
|
[TIPC_NLA_SOCK] = { .type = NLA_NESTED, },
|
|
[TIPC_NLA_PUBL] = { .type = NLA_NESTED, },
|
|
[TIPC_NLA_LINK] = { .type = NLA_NESTED, },
|
|
[TIPC_NLA_MEDIA] = { .type = NLA_NESTED, },
|
|
[TIPC_NLA_NODE] = { .type = NLA_NESTED, },
|
|
[TIPC_NLA_NET] = { .type = NLA_NESTED, },
|
|
[TIPC_NLA_NAME_TABLE] = { .type = NLA_NESTED, },
|
|
[TIPC_NLA_MON] = { .type = NLA_NESTED, },
|
|
};
|
|
|
|
const struct nla_policy
|
|
tipc_nl_name_table_policy[TIPC_NLA_NAME_TABLE_MAX + 1] = {
|
|
[TIPC_NLA_NAME_TABLE_UNSPEC] = { .type = NLA_UNSPEC },
|
|
[TIPC_NLA_NAME_TABLE_PUBL] = { .type = NLA_NESTED }
|
|
};
|
|
|
|
const struct nla_policy tipc_nl_monitor_policy[TIPC_NLA_MON_MAX + 1] = {
|
|
[TIPC_NLA_MON_UNSPEC] = { .type = NLA_UNSPEC },
|
|
[TIPC_NLA_MON_REF] = { .type = NLA_U32 },
|
|
[TIPC_NLA_MON_ACTIVATION_THRESHOLD] = { .type = NLA_U32 },
|
|
};
|
|
|
|
const struct nla_policy tipc_nl_sock_policy[TIPC_NLA_SOCK_MAX + 1] = {
|
|
[TIPC_NLA_SOCK_UNSPEC] = { .type = NLA_UNSPEC },
|
|
[TIPC_NLA_SOCK_ADDR] = { .type = NLA_U32 },
|
|
[TIPC_NLA_SOCK_REF] = { .type = NLA_U32 },
|
|
[TIPC_NLA_SOCK_CON] = { .type = NLA_NESTED },
|
|
[TIPC_NLA_SOCK_HAS_PUBL] = { .type = NLA_FLAG }
|
|
};
|
|
|
|
const struct nla_policy tipc_nl_net_policy[TIPC_NLA_NET_MAX + 1] = {
|
|
[TIPC_NLA_NET_UNSPEC] = { .type = NLA_UNSPEC },
|
|
[TIPC_NLA_NET_ID] = { .type = NLA_U32 },
|
|
[TIPC_NLA_NET_ADDR] = { .type = NLA_U32 },
|
|
[TIPC_NLA_NET_NODEID] = { .type = NLA_U64 },
|
|
[TIPC_NLA_NET_NODEID_W1] = { .type = NLA_U64 },
|
|
};
|
|
|
|
const struct nla_policy tipc_nl_link_policy[TIPC_NLA_LINK_MAX + 1] = {
|
|
[TIPC_NLA_LINK_UNSPEC] = { .type = NLA_UNSPEC },
|
|
[TIPC_NLA_LINK_NAME] = { .type = NLA_STRING,
|
|
.len = TIPC_MAX_LINK_NAME },
|
|
[TIPC_NLA_LINK_MTU] = { .type = NLA_U32 },
|
|
[TIPC_NLA_LINK_BROADCAST] = { .type = NLA_FLAG },
|
|
[TIPC_NLA_LINK_UP] = { .type = NLA_FLAG },
|
|
[TIPC_NLA_LINK_ACTIVE] = { .type = NLA_FLAG },
|
|
[TIPC_NLA_LINK_PROP] = { .type = NLA_NESTED },
|
|
[TIPC_NLA_LINK_STATS] = { .type = NLA_NESTED },
|
|
[TIPC_NLA_LINK_RX] = { .type = NLA_U32 },
|
|
[TIPC_NLA_LINK_TX] = { .type = NLA_U32 }
|
|
};
|
|
|
|
const struct nla_policy tipc_nl_node_policy[TIPC_NLA_NODE_MAX + 1] = {
|
|
[TIPC_NLA_NODE_UNSPEC] = { .type = NLA_UNSPEC },
|
|
[TIPC_NLA_NODE_ADDR] = { .type = NLA_U32 },
|
|
[TIPC_NLA_NODE_UP] = { .type = NLA_FLAG }
|
|
};
|
|
|
|
/* Properties valid for media, bearer and link */
|
|
const struct nla_policy tipc_nl_prop_policy[TIPC_NLA_PROP_MAX + 1] = {
|
|
[TIPC_NLA_PROP_UNSPEC] = { .type = NLA_UNSPEC },
|
|
[TIPC_NLA_PROP_PRIO] = { .type = NLA_U32 },
|
|
[TIPC_NLA_PROP_TOL] = { .type = NLA_U32 },
|
|
[TIPC_NLA_PROP_WIN] = { .type = NLA_U32 },
|
|
[TIPC_NLA_PROP_BROADCAST] = { .type = NLA_U32 },
|
|
[TIPC_NLA_PROP_BROADCAST_RATIO] = { .type = NLA_U32 }
|
|
};
|
|
|
|
const struct nla_policy tipc_nl_bearer_policy[TIPC_NLA_BEARER_MAX + 1] = {
|
|
[TIPC_NLA_BEARER_UNSPEC] = { .type = NLA_UNSPEC },
|
|
[TIPC_NLA_BEARER_NAME] = { .type = NLA_STRING,
|
|
.len = TIPC_MAX_BEARER_NAME },
|
|
[TIPC_NLA_BEARER_PROP] = { .type = NLA_NESTED },
|
|
[TIPC_NLA_BEARER_DOMAIN] = { .type = NLA_U32 }
|
|
};
|
|
|
|
const struct nla_policy tipc_nl_media_policy[TIPC_NLA_MEDIA_MAX + 1] = {
|
|
[TIPC_NLA_MEDIA_UNSPEC] = { .type = NLA_UNSPEC },
|
|
[TIPC_NLA_MEDIA_NAME] = { .type = NLA_STRING },
|
|
[TIPC_NLA_MEDIA_PROP] = { .type = NLA_NESTED }
|
|
};
|
|
|
|
const struct nla_policy tipc_nl_udp_policy[TIPC_NLA_UDP_MAX + 1] = {
|
|
[TIPC_NLA_UDP_UNSPEC] = {.type = NLA_UNSPEC},
|
|
[TIPC_NLA_UDP_LOCAL] = {.type = NLA_BINARY,
|
|
.len = sizeof(struct sockaddr_storage)},
|
|
[TIPC_NLA_UDP_REMOTE] = {.type = NLA_BINARY,
|
|
.len = sizeof(struct sockaddr_storage)},
|
|
};
|
|
|
|
/* Users of the legacy API (tipc-config) can't handle that we add operations,
|
|
* so we have a separate genl handling for the new API.
|
|
*/
|
|
static const struct genl_ops tipc_genl_v2_ops[] = {
|
|
{
|
|
.cmd = TIPC_NL_BEARER_DISABLE,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_bearer_disable,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_BEARER_ENABLE,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_bearer_enable,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_BEARER_GET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_bearer_get,
|
|
.dumpit = tipc_nl_bearer_dump,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_BEARER_ADD,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_bearer_add,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_BEARER_SET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_bearer_set,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_SOCK_GET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.start = tipc_dump_start,
|
|
.dumpit = tipc_nl_sk_dump,
|
|
.done = tipc_dump_done,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_PUBL_GET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.dumpit = tipc_nl_publ_dump,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_LINK_GET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_node_get_link,
|
|
.dumpit = tipc_nl_node_dump_link,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_LINK_SET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_node_set_link,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_LINK_RESET_STATS,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_node_reset_link_stats,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_MEDIA_GET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_media_get,
|
|
.dumpit = tipc_nl_media_dump,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_MEDIA_SET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_media_set,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_NODE_GET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.dumpit = tipc_nl_node_dump,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_NET_GET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.dumpit = tipc_nl_net_dump,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_NET_SET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_net_set,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_NAME_TABLE_GET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.dumpit = tipc_nl_name_table_dump,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_MON_SET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_node_set_monitor,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_MON_GET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_node_get_monitor,
|
|
.dumpit = tipc_nl_node_dump_monitor,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_MON_PEER_GET,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.dumpit = tipc_nl_node_dump_monitor_peer,
|
|
},
|
|
{
|
|
.cmd = TIPC_NL_PEER_REMOVE,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.doit = tipc_nl_peer_rm,
|
|
},
|
|
#ifdef CONFIG_TIPC_MEDIA_UDP
|
|
{
|
|
.cmd = TIPC_NL_UDP_GET_REMOTEIP,
|
|
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
|
|
.dumpit = tipc_udp_nl_dump_remoteip,
|
|
},
|
|
#endif
|
|
};
|
|
|
|
struct genl_family tipc_genl_family __ro_after_init = {
|
|
.name = TIPC_GENL_V2_NAME,
|
|
.version = TIPC_GENL_V2_VERSION,
|
|
.hdrsize = 0,
|
|
.maxattr = TIPC_NLA_MAX,
|
|
.policy = tipc_nl_policy,
|
|
.netnsok = true,
|
|
.module = THIS_MODULE,
|
|
.ops = tipc_genl_v2_ops,
|
|
.n_ops = ARRAY_SIZE(tipc_genl_v2_ops),
|
|
};
|
|
|
|
int tipc_nlmsg_parse(const struct nlmsghdr *nlh, struct nlattr ***attr)
|
|
{
|
|
u32 maxattr = tipc_genl_family.maxattr;
|
|
|
|
*attr = genl_family_attrbuf(&tipc_genl_family);
|
|
if (!*attr)
|
|
return -EOPNOTSUPP;
|
|
|
|
return nlmsg_parse_deprecated(nlh, GENL_HDRLEN, *attr, maxattr,
|
|
tipc_nl_policy, NULL);
|
|
}
|
|
|
|
int __init tipc_netlink_start(void)
|
|
{
|
|
int res;
|
|
|
|
res = genl_register_family(&tipc_genl_family);
|
|
if (res) {
|
|
pr_err("Failed to register netlink interface\n");
|
|
return res;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void tipc_netlink_stop(void)
|
|
{
|
|
genl_unregister_family(&tipc_genl_family);
|
|
}
|