diff options
Diffstat (limited to 'net/netfilter/ipset/ip_set_hash_ipportnet.c')
| -rw-r--r-- | net/netfilter/ipset/ip_set_hash_ipportnet.c | 47 |
1 files changed, 27 insertions, 20 deletions
diff --git a/net/netfilter/ipset/ip_set_hash_ipportnet.c b/net/netfilter/ipset/ip_set_hash_ipportnet.c index 1ce21ca..cb71f9a 100644 --- a/net/netfilter/ipset/ip_set_hash_ipportnet.c +++ b/net/netfilter/ipset/ip_set_hash_ipportnet.c @@ -25,9 +25,14 @@ #include <linux/netfilter/ipset/ip_set_getport.h> #include <linux/netfilter/ipset/ip_set_hash.h> +#define REVISION_MIN 0 +/* 1 SCTP and UDPLITE support added */ +/* 2 Range as input support for IPv4 added */ +#define REVISION_MAX 3 /* nomatch flag support added */ + MODULE_LICENSE("GPL"); MODULE_AUTHOR("Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>"); -MODULE_DESCRIPTION("hash:ip,port,net type of IP sets"); +IP_SET_MODULE_DESC("hash:ip,port,net", REVISION_MIN, REVISION_MAX); MODULE_ALIAS("ip_set_hash:ip,port,net"); /* Type specific function prefix */ @@ -99,10 +104,10 @@ hash_ipportnet4_data_flags(struct hash_ipportnet4_elem *dst, u32 flags) dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH); } -static inline bool +static inline int hash_ipportnet4_data_match(const struct hash_ipportnet4_elem *elem) { - return !elem->nomatch; + return elem->nomatch ? -ENOTEMPTY : 1; } static inline void @@ -173,9 +178,9 @@ static inline void hash_ipportnet4_data_next(struct ip_set_hash *h, const struct hash_ipportnet4_elem *d) { - h->next.ip = ntohl(d->ip); - h->next.port = ntohs(d->port); - h->next.ip2 = ntohl(d->ip2); + h->next.ip = d->ip; + h->next.port = d->port; + h->next.ip2 = d->ip2; } static int @@ -290,7 +295,7 @@ hash_ipportnet4_uadt(struct ip_set *set, struct nlattr *tb[], } else if (tb[IPSET_ATTR_CIDR]) { u8 cidr = nla_get_u8(tb[IPSET_ATTR_CIDR]); - if (cidr > 32) + if (!cidr || cidr > 32) return -IPSET_ERR_INVALID_CIDR; ip_set_mask_from_to(ip, ip_to, cidr); } @@ -314,14 +319,17 @@ hash_ipportnet4_uadt(struct ip_set *set, struct nlattr *tb[], } if (retried) - ip = h->next.ip; + ip = ntohl(h->next.ip); for (; !before(ip_to, ip); ip++) { data.ip = htonl(ip); - p = retried && ip == h->next.ip ? h->next.port : port; + p = retried && ip == ntohl(h->next.ip) ? ntohs(h->next.port) + : port; for (; p <= port_to; p++) { data.port = htons(p); - ip2 = retried && ip == h->next.ip && p == h->next.port - ? h->next.ip2 : ip2_from; + ip2 = retried + && ip == ntohl(h->next.ip) + && p == ntohs(h->next.port) + ? ntohl(h->next.ip2) : ip2_from; while (!after(ip2, ip2_to)) { data.ip2 = htonl(ip2); ip2_last = ip_set_range_to_cidr(ip2, ip2_to, @@ -403,10 +411,10 @@ hash_ipportnet6_data_flags(struct hash_ipportnet6_elem *dst, u32 flags) dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH); } -static inline bool +static inline int hash_ipportnet6_data_match(const struct hash_ipportnet6_elem *elem) { - return !elem->nomatch; + return elem->nomatch ? -ENOTEMPTY : 1; } static inline void @@ -486,7 +494,7 @@ static inline void hash_ipportnet6_data_next(struct ip_set_hash *h, const struct hash_ipportnet6_elem *d) { - h->next.port = ntohs(d->port); + h->next.port = d->port; } static int @@ -598,7 +606,7 @@ hash_ipportnet6_uadt(struct ip_set *set, struct nlattr *tb[], swap(port, port_to); if (retried) - port = h->next.port; + port = ntohs(h->next.port); for (; port <= port_to; port++) { data.port = htons(port); ret = adtfn(set, &data, timeout, flags); @@ -689,13 +697,12 @@ hash_ipportnet_create(struct ip_set *set, struct nlattr *tb[], u32 flags) static struct ip_set_type hash_ipportnet_type __read_mostly = { .name = "hash:ip,port,net", .protocol = IPSET_PROTOCOL, - .features = IPSET_TYPE_IP | IPSET_TYPE_PORT | IPSET_TYPE_IP2, + .features = IPSET_TYPE_IP | IPSET_TYPE_PORT | IPSET_TYPE_IP2 | + IPSET_TYPE_NOMATCH, .dimension = IPSET_DIM_THREE, .family = NFPROTO_UNSPEC, - .revision_min = 0, - /* 1 SCTP and UDPLITE support added */ - /* 2 Range as input support for IPv4 added */ - .revision_max = 3, /* nomatch flag support added */ + .revision_min = REVISION_MIN, + .revision_max = REVISION_MAX, .create = hash_ipportnet_create, .create_policy = { [IPSET_ATTR_HASHSIZE] = { .type = NLA_U32 }, |
