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-rw-r--r--net/tipc/netlink.c133
1 files changed, 132 insertions, 1 deletions
diff --git a/net/tipc/netlink.c b/net/tipc/netlink.c
index ad844d365340..b891e3905bc4 100644
--- a/net/tipc/netlink.c
+++ b/net/tipc/netlink.c
@@ -1,7 +1,7 @@
/*
* net/tipc/netlink.c: TIPC configuration handling
*
- * Copyright (c) 2005-2006, Ericsson AB
+ * Copyright (c) 2005-2006, 2014, Ericsson AB
* Copyright (c) 2005-2007, Wind River Systems
* All rights reserved.
*
@@ -36,6 +36,12 @@
#include "core.h"
#include "config.h"
+#include "socket.h"
+#include "name_table.h"
+#include "bearer.h"
+#include "link.h"
+#include "node.h"
+#include "net.h"
#include <net/genetlink.h>
static int handle_cmd(struct sk_buff *skb, struct genl_info *info)
@@ -68,6 +74,19 @@ static int handle_cmd(struct sk_buff *skb, struct genl_info *info)
return 0;
}
+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, }
+};
+
+/* Legacy ASCII API */
static struct genl_family tipc_genl_family = {
.id = GENL_ID_GENERATE,
.name = TIPC_GENL_NAME,
@@ -76,6 +95,7 @@ static struct genl_family tipc_genl_family = {
.maxattr = 0,
};
+/* Legacy ASCII API */
static struct genl_ops tipc_genl_ops[] = {
{
.cmd = TIPC_GENL_CMD,
@@ -83,12 +103,122 @@ static struct genl_ops tipc_genl_ops[] = {
},
};
+/* 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.
+ */
+struct genl_family tipc_genl_v2_family = {
+ .id = GENL_ID_GENERATE,
+ .name = TIPC_GENL_V2_NAME,
+ .version = TIPC_GENL_V2_VERSION,
+ .hdrsize = 0,
+ .maxattr = TIPC_NLA_MAX,
+};
+
+static const struct genl_ops tipc_genl_v2_ops[] = {
+ {
+ .cmd = TIPC_NL_BEARER_DISABLE,
+ .doit = tipc_nl_bearer_disable,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_BEARER_ENABLE,
+ .doit = tipc_nl_bearer_enable,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_BEARER_GET,
+ .doit = tipc_nl_bearer_get,
+ .dumpit = tipc_nl_bearer_dump,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_BEARER_SET,
+ .doit = tipc_nl_bearer_set,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_SOCK_GET,
+ .dumpit = tipc_nl_sk_dump,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_PUBL_GET,
+ .dumpit = tipc_nl_publ_dump,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_LINK_GET,
+ .doit = tipc_nl_link_get,
+ .dumpit = tipc_nl_link_dump,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_LINK_SET,
+ .doit = tipc_nl_link_set,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_LINK_RESET_STATS,
+ .doit = tipc_nl_link_reset_stats,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_MEDIA_GET,
+ .doit = tipc_nl_media_get,
+ .dumpit = tipc_nl_media_dump,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_MEDIA_SET,
+ .doit = tipc_nl_media_set,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_NODE_GET,
+ .dumpit = tipc_nl_node_dump,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_NET_GET,
+ .dumpit = tipc_nl_net_dump,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_NET_SET,
+ .doit = tipc_nl_net_set,
+ .policy = tipc_nl_policy,
+ },
+ {
+ .cmd = TIPC_NL_NAME_TABLE_GET,
+ .dumpit = tipc_nl_name_table_dump,
+ .policy = tipc_nl_policy,
+ }
+};
+
+int tipc_nlmsg_parse(const struct nlmsghdr *nlh, struct nlattr ***attr)
+{
+ u32 maxattr = tipc_genl_v2_family.maxattr;
+
+ *attr = tipc_genl_v2_family.attrbuf;
+ if (!*attr)
+ return -EOPNOTSUPP;
+
+ return nlmsg_parse(nlh, GENL_HDRLEN, *attr, maxattr, tipc_nl_policy);
+}
+
int tipc_netlink_start(void)
{
int res;
res = genl_register_family_with_ops(&tipc_genl_family, tipc_genl_ops);
if (res) {
+ pr_err("Failed to register legacy interface\n");
+ return res;
+ }
+
+ res = genl_register_family_with_ops(&tipc_genl_v2_family,
+ tipc_genl_v2_ops);
+ if (res) {
pr_err("Failed to register netlink interface\n");
return res;
}
@@ -98,4 +228,5 @@ int tipc_netlink_start(void)
void tipc_netlink_stop(void)
{
genl_unregister_family(&tipc_genl_family);
+ genl_unregister_family(&tipc_genl_v2_family);
}