diff options
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/netfilter/nf_conntrack.h | 11 | ||||
| -rw-r--r-- | include/net/netfilter/nf_conntrack_core.h | 4 | ||||
| -rw-r--r-- | include/net/netfilter/nf_conntrack_tuple.h | 39 |
3 files changed, 28 insertions, 26 deletions
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h index 26e6a6e..2dbd6c0 100644 --- a/include/net/netfilter/nf_conntrack.h +++ b/include/net/netfilter/nf_conntrack.h @@ -194,12 +194,11 @@ extern void nf_conntrack_hash_insert(struct nf_conn *ct); extern void nf_conntrack_flush(void); -extern int nf_ct_get_tuplepr(const struct sk_buff *skb, - unsigned int nhoff, - u_int16_t l3num, - struct nf_conntrack_tuple *tuple); -extern int nf_ct_invert_tuplepr(struct nf_conntrack_tuple *inverse, - const struct nf_conntrack_tuple *orig); +extern bool nf_ct_get_tuplepr(const struct sk_buff *skb, + unsigned int nhoff, u_int16_t l3num, + struct nf_conntrack_tuple *tuple); +extern bool nf_ct_invert_tuplepr(struct nf_conntrack_tuple *inverse, + const struct nf_conntrack_tuple *orig); extern void __nf_ct_refresh_acct(struct nf_conn *ct, enum ip_conntrack_info ctinfo, diff --git a/include/net/netfilter/nf_conntrack_core.h b/include/net/netfilter/nf_conntrack_core.h index 9ee2646..a817712 100644 --- a/include/net/netfilter/nf_conntrack_core.h +++ b/include/net/netfilter/nf_conntrack_core.h @@ -30,7 +30,7 @@ extern void nf_conntrack_cleanup(void); extern int nf_conntrack_proto_init(void); extern void nf_conntrack_proto_fini(void); -extern int +extern bool nf_ct_get_tuple(const struct sk_buff *skb, unsigned int nhoff, unsigned int dataoff, @@ -40,7 +40,7 @@ nf_ct_get_tuple(const struct sk_buff *skb, const struct nf_conntrack_l3proto *l3proto, const struct nf_conntrack_l4proto *l4proto); -extern int +extern bool nf_ct_invert_tuple(struct nf_conntrack_tuple *inverse, const struct nf_conntrack_tuple *orig, const struct nf_conntrack_l3proto *l3proto, diff --git a/include/net/netfilter/nf_conntrack_tuple.h b/include/net/netfilter/nf_conntrack_tuple.h index bdeec34..2722b13 100644 --- a/include/net/netfilter/nf_conntrack_tuple.h +++ b/include/net/netfilter/nf_conntrack_tuple.h @@ -166,61 +166,64 @@ struct nf_conntrack_tuple_hash #endif /* __KERNEL__ */ -static inline int __nf_ct_tuple_src_equal(const struct nf_conntrack_tuple *t1, - const struct nf_conntrack_tuple *t2) +static inline bool __nf_ct_tuple_src_equal(const struct nf_conntrack_tuple *t1, + const struct nf_conntrack_tuple *t2) { return (nf_inet_addr_cmp(&t1->src.u3, &t2->src.u3) && t1->src.u.all == t2->src.u.all && t1->src.l3num == t2->src.l3num); } -static inline int __nf_ct_tuple_dst_equal(const struct nf_conntrack_tuple *t1, - const struct nf_conntrack_tuple *t2) +static inline bool __nf_ct_tuple_dst_equal(const struct nf_conntrack_tuple *t1, + const struct nf_conntrack_tuple *t2) { return (nf_inet_addr_cmp(&t1->dst.u3, &t2->dst.u3) && t1->dst.u.all == t2->dst.u.all && t1->dst.protonum == t2->dst.protonum); } -static inline int nf_ct_tuple_equal(const struct nf_conntrack_tuple *t1, - const struct nf_conntrack_tuple *t2) +static inline bool nf_ct_tuple_equal(const struct nf_conntrack_tuple *t1, + const struct nf_conntrack_tuple *t2) { return __nf_ct_tuple_src_equal(t1, t2) && __nf_ct_tuple_dst_equal(t1, t2); } -static inline int nf_ct_tuple_mask_equal(const struct nf_conntrack_tuple_mask *m1, - const struct nf_conntrack_tuple_mask *m2) +static inline bool +nf_ct_tuple_mask_equal(const struct nf_conntrack_tuple_mask *m1, + const struct nf_conntrack_tuple_mask *m2) { return (nf_inet_addr_cmp(&m1->src.u3, &m2->src.u3) && m1->src.u.all == m2->src.u.all); } -static inline int nf_ct_tuple_src_mask_cmp(const struct nf_conntrack_tuple *t1, - const struct nf_conntrack_tuple *t2, - const struct nf_conntrack_tuple_mask *mask) +static inline bool +nf_ct_tuple_src_mask_cmp(const struct nf_conntrack_tuple *t1, + const struct nf_conntrack_tuple *t2, + const struct nf_conntrack_tuple_mask *mask) { int count; for (count = 0; count < NF_CT_TUPLE_L3SIZE; count++) { if ((t1->src.u3.all[count] ^ t2->src.u3.all[count]) & mask->src.u3.all[count]) - return 0; + return false; } if ((t1->src.u.all ^ t2->src.u.all) & mask->src.u.all) - return 0; + return false; if (t1->src.l3num != t2->src.l3num || t1->dst.protonum != t2->dst.protonum) - return 0; + return false; - return 1; + return true; } -static inline int nf_ct_tuple_mask_cmp(const struct nf_conntrack_tuple *t, - const struct nf_conntrack_tuple *tuple, - const struct nf_conntrack_tuple_mask *mask) +static inline bool +nf_ct_tuple_mask_cmp(const struct nf_conntrack_tuple *t, + const struct nf_conntrack_tuple *tuple, + const struct nf_conntrack_tuple_mask *mask) { return nf_ct_tuple_src_mask_cmp(t, tuple, mask) && __nf_ct_tuple_dst_equal(t, tuple); |
