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Code Issues Releases Wiki Activity

ipset: update to 6.0

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This commit is contained in:
Jan Engelhardt
2011-02-24 00:40:23 +01:00
parent ff27f61477
commit 18043f3e3a
30 changed files with 1016 additions and 1299 deletions
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64
extensions/ipset-6/ip_set_hash_ip.c
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@@ -12,9 +12,6 @@
#include <linux/ip.h>
#include <linux/skbuff.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
#include <linux/bitops.h>
#include <linux/spinlock.h>
#include <linux/random.h>
#include <net/ip.h>
#include <net/ipv6.h>
@@ -127,29 +124,16 @@ hash_ip4_kadt(struct ip_set *set, const struct sk_buff *skb,
return adtfn(set, &ip, h->timeout);
}
static const struct nla_policy hash_ip4_adt_policy[IPSET_ATTR_ADT_MAX + 1] = {
[IPSET_ATTR_IP] = { .type = NLA_NESTED },
[IPSET_ATTR_IP_TO] = { .type = NLA_NESTED },
[IPSET_ATTR_CIDR] = { .type = NLA_U8 },
[IPSET_ATTR_TIMEOUT] = { .type = NLA_U32 },
[IPSET_ATTR_LINENO] = { .type = NLA_U32 },
};
static int
hash_ip4_uadt(struct ip_set *set, struct nlattr *head, int len,
hash_ip4_uadt(struct ip_set *set, struct nlattr *tb[],
enum ipset_adt adt, u32 *lineno, u32 flags)
{
const struct ip_set_hash *h = set->data;
struct nlattr *tb[IPSET_ATTR_ADT_MAX+1];
ipset_adtfn adtfn = set->variant->adt[adt];
u32 ip, ip_to, hosts, timeout = h->timeout;
__be32 nip;
int ret = 0;
if (nla_parse(tb, IPSET_ATTR_ADT_MAX, head, len,
hash_ip4_adt_policy))
return -IPSET_ERR_PROTOCOL;
if (unlikely(!tb[IPSET_ATTR_IP] ||
!ip_set_optattr_netorder(tb, IPSET_ATTR_TIMEOUT)))
return -IPSET_ERR_PROTOCOL;
@@ -320,22 +304,19 @@ static const struct nla_policy hash_ip6_adt_policy[IPSET_ATTR_ADT_MAX + 1] = {
};
static int
hash_ip6_uadt(struct ip_set *set, struct nlattr *head, int len,
hash_ip6_uadt(struct ip_set *set, struct nlattr *tb[],
enum ipset_adt adt, u32 *lineno, u32 flags)
{
const struct ip_set_hash *h = set->data;
struct nlattr *tb[IPSET_ATTR_ADT_MAX+1];
ipset_adtfn adtfn = set->variant->adt[adt];
union nf_inet_addr ip;
u32 timeout = h->timeout;
int ret;
if (nla_parse(tb, IPSET_ATTR_ADT_MAX, head, len,
hash_ip6_adt_policy))
return -IPSET_ERR_PROTOCOL;
if (unlikely(!tb[IPSET_ATTR_IP] ||
!ip_set_optattr_netorder(tb, IPSET_ATTR_TIMEOUT)))
!ip_set_optattr_netorder(tb, IPSET_ATTR_TIMEOUT) ||
tb[IPSET_ATTR_IP_TO] ||
tb[IPSET_ATTR_CIDR]))
return -IPSET_ERR_PROTOCOL;
if (tb[IPSET_ATTR_LINENO])
@@ -362,20 +343,9 @@ hash_ip6_uadt(struct ip_set *set, struct nlattr *head, int len,
/* Create hash:ip type of sets */
static const struct nla_policy
hash_ip_create_policy[IPSET_ATTR_CREATE_MAX+1] = {
[IPSET_ATTR_HASHSIZE] = { .type = NLA_U32 },
[IPSET_ATTR_MAXELEM] = { .type = NLA_U32 },
[IPSET_ATTR_PROBES] = { .type = NLA_U8 },
[IPSET_ATTR_RESIZE] = { .type = NLA_U8 },
[IPSET_ATTR_TIMEOUT] = { .type = NLA_U32 },
[IPSET_ATTR_NETMASK] = { .type = NLA_U8 },
};
static int
hash_ip_create(struct ip_set *set, struct nlattr *head, int len, u32 flags)
hash_ip_create(struct ip_set *set, struct nlattr *tb[], u32 flags)
{
struct nlattr *tb[IPSET_ATTR_CREATE_MAX+1];
u32 hashsize = IPSET_DEFAULT_HASHSIZE, maxelem = IPSET_DEFAULT_MAXELEM;
u8 netmask, hbits;
struct ip_set_hash *h;
@@ -386,10 +356,6 @@ hash_ip_create(struct ip_set *set, struct nlattr *head, int len, u32 flags)
pr_debug("Create set %s with family %s\n",
set->name, set->family == AF_INET ? "inet" : "inet6");
if (nla_parse(tb, IPSET_ATTR_CREATE_MAX, head, len,
hash_ip_create_policy))
return -IPSET_ERR_PROTOCOL;
if (unlikely(!ip_set_optattr_netorder(tb, IPSET_ATTR_HASHSIZE) ||
!ip_set_optattr_netorder(tb, IPSET_ATTR_MAXELEM) ||
!ip_set_optattr_netorder(tb, IPSET_ATTR_TIMEOUT)))
@@ -425,8 +391,7 @@ hash_ip_create(struct ip_set *set, struct nlattr *head, int len, u32 flags)
hbits = htable_bits(hashsize);
h->table = ip_set_alloc(
sizeof(struct htable)
+ jhash_size(hbits) * sizeof(struct hbucket),
GFP_KERNEL);
+ jhash_size(hbits) * sizeof(struct hbucket));
if (!h->table) {
kfree(h);
return -ENOMEM;
@@ -465,6 +430,21 @@ static struct ip_set_type hash_ip_type __read_mostly = {
.family = AF_UNSPEC,
.revision = 0,
.create = hash_ip_create,
.create_policy = {
[IPSET_ATTR_HASHSIZE] = { .type = NLA_U32 },
[IPSET_ATTR_MAXELEM] = { .type = NLA_U32 },
[IPSET_ATTR_PROBES] = { .type = NLA_U8 },
[IPSET_ATTR_RESIZE] = { .type = NLA_U8 },
[IPSET_ATTR_TIMEOUT] = { .type = NLA_U32 },
[IPSET_ATTR_NETMASK] = { .type = NLA_U8 },
},
.adt_policy = {
[IPSET_ATTR_IP] = { .type = NLA_NESTED },
[IPSET_ATTR_IP_TO] = { .type = NLA_NESTED },
[IPSET_ATTR_CIDR] = { .type = NLA_U8 },
[IPSET_ATTR_TIMEOUT] = { .type = NLA_U32 },
[IPSET_ATTR_LINENO] = { .type = NLA_U32 },
},
.me = THIS_MODULE,
};