This patch exports some neighbour discovery functions which can be used
by 6lowpan neighbour discovery ops functionality then.
Cc: David S. Miller <davem@xxxxxxxxxxxxx>
Cc: Alexey Kuznetsov <kuznet@xxxxxxxxxxxxx>
Cc: James Morris <jmorris@xxxxxxxxx>
Cc: Hideaki YOSHIFUJI <yoshfuji@xxxxxxxxxxxxxx>
Cc: Patrick McHardy <kaber@xxxxxxxxx>
Signed-off-by: Alexander Aring <aar@xxxxxxxxxxxxxx>
---
include/net/addrconf.h | 7 +++++++
include/net/ndisc.h | 12 ++++++++++++
net/ipv6/addrconf.c | 15 +++++++--------
net/ipv6/ndisc.c | 14 +++-----------
4 files changed, 29 insertions(+), 19 deletions(-)
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index b1774eb..9826d3a 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -97,6 +97,13 @@ void addrconf_leave_solict(struct inet6_dev *idev, const struct in6_addr *addr);
void addrconf_add_linklocal(struct inet6_dev *idev,
const struct in6_addr *addr, u32 flags);
+int addrconf_prefix_rcv_add_addr(struct net *net, struct net_device *dev,
+ const struct prefix_info *pinfo,
+ struct inet6_dev *in6_dev,
+ const struct in6_addr *addr, int addr_type,
+ u32 addr_flags, bool sllao, bool tokenized,
+ __u32 valid_lft, u32 prefered_lft);
+
static inline int addrconf_ifid_eui48(u8 *eui, struct net_device *dev)
{
if (dev->addr_len != ETH_ALEN)
diff --git a/include/net/ndisc.h b/include/net/ndisc.h
index a5e2767..3f0f41d 100644
--- a/include/net/ndisc.h
+++ b/include/net/ndisc.h
@@ -53,6 +53,15 @@ enum {
#include <net/neighbour.h>
+/* Set to 3 to get tracing... */
+#define ND_DEBUG 1
+
+#define ND_PRINTK(val, level, fmt, ...) \
+do { \
+ if (val <= ND_DEBUG) \
+ net_##level##_ratelimited(fmt, ##__VA_ARGS__); \
+} while (0)
+
struct ctl_table;
struct inet6_dev;
struct net_device;
@@ -115,6 +124,9 @@ struct ndisc_options *ndisc_parse_options(const struct net_device *dev,
u8 *opt, int opt_len,
struct ndisc_options *ndopts);
+void __ndisc_fill_addr_option(struct sk_buff *skb, int type, void *data,
+ int data_len, int pad);
+
#define NDISC_OPS_REDIRECT_DATA_SPACE 2
/*
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 2d678c0..9c7d660 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2333,14 +2333,12 @@ static bool is_addr_mode_generate_stable(struct inet6_dev *idev)
idev->addr_gen_mode == IN6_ADDR_GEN_MODE_RANDOM;
}
-static int addrconf_prefix_rcv_add_addr(struct net *net,
- struct net_device *dev,
- const struct prefix_info *pinfo,
- struct inet6_dev *in6_dev,
- const struct in6_addr *addr,
- int addr_type, u32 addr_flags,
- bool sllao, bool tokenized,
- __u32 valid_lft, u32 prefered_lft)
+int addrconf_prefix_rcv_add_addr(struct net *net, struct net_device *dev,
+ const struct prefix_info *pinfo,
+ struct inet6_dev *in6_dev,
+ const struct in6_addr *addr, int addr_type,
+ u32 addr_flags, bool sllao, bool tokenized,
+ __u32 valid_lft, u32 prefered_lft)
{
struct inet6_ifaddr *ifp = ipv6_get_ifaddr(net, addr, dev, 1);
int create = 0, update_lft = 0;
@@ -2430,6 +2428,7 @@ static int addrconf_prefix_rcv_add_addr(struct net *net,
return 0;
}
+EXPORT_SYMBOL_GPL(addrconf_prefix_rcv_add_addr);
void addrconf_prefix_rcv(struct net_device *dev, u8 *opt, int len, bool sllao)
{
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 2f4afd1..fe65cdc 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -73,15 +73,6 @@
#include <linux/netfilter.h>
#include <linux/netfilter_ipv6.h>
-/* Set to 3 to get tracing... */
-#define ND_DEBUG 1
-
-#define ND_PRINTK(val, level, fmt, ...) \
-do { \
- if (val <= ND_DEBUG) \
- net_##level##_ratelimited(fmt, ##__VA_ARGS__); \
-} while (0)
-
static u32 ndisc_hash(const void *pkey,
const struct net_device *dev,
__u32 *hash_rnd);
@@ -150,8 +141,8 @@ struct neigh_table nd_tbl = {
};
EXPORT_SYMBOL_GPL(nd_tbl);
-static void __ndisc_fill_addr_option(struct sk_buff *skb, int type, void *data,
- int data_len, int pad)
+void __ndisc_fill_addr_option(struct sk_buff *skb, int type, void *data,
+ int data_len, int pad)
{
int space = __ndisc_opt_addr_space(data_len, pad);
u8 *opt = skb_put(skb, space);
@@ -170,6 +161,7 @@ static void __ndisc_fill_addr_option(struct sk_buff *skb, int type, void *data,
if (space > 0)
memset(opt, 0, space);
}
+EXPORT_SYMBOL_GPL(__ndisc_fill_addr_option);
static inline void ndisc_fill_addr_option(struct sk_buff *skb, int type,
void *data, u8 icmp6_type)
--
2.8.3
--
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