[IPV6] SNMP: Netlink interface.

[mv-sheeva.git] / net / ipv6 / proc.c

diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c
index fa3fb509f1877c4efaac30113fbeeff6ac52484c..0dc551501519ae02fa40b257dc925f49e845f303 100644 (file)
--- a/net/ipv6/proc.c
+++ b/net/ipv6/proc.c
@@ -207,6 +207,31 @@ static const struct file_operations snmp6_seq_fops = {
        .release = single_release,
 };
 
+static inline void
+__snmp6_fill_stats(u64 *stats, void **mib, int items, int bytes)
+{
+       int i;
+       int pad = bytes - sizeof(u64) * items;
+       BUG_ON(pad < 0);
+       stats[0] = items;
+       for (i = 1; i < items; i++)
+               stats[i] = (u64)fold_field(mib, i);
+       memset(&stats[items], 0, pad);
+}
+
+void
+snmp6_fill_stats(u64 *stats, struct inet6_dev *idev, int attrtype, int bytes)
+{
+       switch(attrtype) {
+       case IFLA_INET6_STATS:
+               __snmp6_fill_stats(stats, (void **)idev->stats.ipv6, IPSTATS_MIB_MAX, bytes);
+               break;
+       case IFLA_INET6_ICMP6STATS:
+               __snmp6_fill_stats(stats, (void **)idev->stats.icmpv6, ICMP6_MIB_MAX, bytes);
+               break;
+       }
+}
+
 int snmp6_register_dev(struct inet6_dev *idev)
 {
        struct proc_dir_entry *p;
@@ -283,6 +308,13 @@ int snmp6_unregister_dev(struct inet6_dev *idev)
 {
        return 0;
 }
+
+void
+snmp6_fill_stats(u64 *stats, struct inet6_dev *idev, int attrtype, int bytes)
+{
+       memset(stats, 0, sizeof(bytes));
+}
+
 #endif /* CONFIG_PROC_FS */
 
 int snmp6_alloc_dev(struct inet6_dev *idev)