[NETFILTER]: nf_conntrack: use bool type in struct nf_conntrack_tuple.h
Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de> Signed-off-by: Patrick McHardy <kaber@trash.net>
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09f263cd39
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@ -194,11 +194,10 @@ extern void nf_conntrack_hash_insert(struct nf_conn *ct);
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extern void nf_conntrack_flush(void);
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extern int nf_ct_get_tuplepr(const struct sk_buff *skb,
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unsigned int nhoff,
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u_int16_t l3num,
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extern bool nf_ct_get_tuplepr(const struct sk_buff *skb,
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unsigned int nhoff, u_int16_t l3num,
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struct nf_conntrack_tuple *tuple);
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extern int nf_ct_invert_tuplepr(struct nf_conntrack_tuple *inverse,
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extern bool nf_ct_invert_tuplepr(struct nf_conntrack_tuple *inverse,
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const struct nf_conntrack_tuple *orig);
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extern void __nf_ct_refresh_acct(struct nf_conn *ct,
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@ -30,7 +30,7 @@ extern void nf_conntrack_cleanup(void);
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extern int nf_conntrack_proto_init(void);
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extern void nf_conntrack_proto_fini(void);
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extern int
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extern bool
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nf_ct_get_tuple(const struct sk_buff *skb,
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unsigned int nhoff,
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unsigned int dataoff,
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@ -40,7 +40,7 @@ nf_ct_get_tuple(const struct sk_buff *skb,
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const struct nf_conntrack_l3proto *l3proto,
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const struct nf_conntrack_l4proto *l4proto);
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extern int
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extern bool
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nf_ct_invert_tuple(struct nf_conntrack_tuple *inverse,
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const struct nf_conntrack_tuple *orig,
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const struct nf_conntrack_l3proto *l3proto,
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@ -166,7 +166,7 @@ struct nf_conntrack_tuple_hash
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#endif /* __KERNEL__ */
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static inline int __nf_ct_tuple_src_equal(const struct nf_conntrack_tuple *t1,
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static inline bool __nf_ct_tuple_src_equal(const struct nf_conntrack_tuple *t1,
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const struct nf_conntrack_tuple *t2)
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{
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return (nf_inet_addr_cmp(&t1->src.u3, &t2->src.u3) &&
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@ -174,7 +174,7 @@ static inline int __nf_ct_tuple_src_equal(const struct nf_conntrack_tuple *t1,
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t1->src.l3num == t2->src.l3num);
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}
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static inline int __nf_ct_tuple_dst_equal(const struct nf_conntrack_tuple *t1,
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static inline bool __nf_ct_tuple_dst_equal(const struct nf_conntrack_tuple *t1,
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const struct nf_conntrack_tuple *t2)
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{
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return (nf_inet_addr_cmp(&t1->dst.u3, &t2->dst.u3) &&
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@ -182,21 +182,23 @@ static inline int __nf_ct_tuple_dst_equal(const struct nf_conntrack_tuple *t1,
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t1->dst.protonum == t2->dst.protonum);
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}
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static inline int nf_ct_tuple_equal(const struct nf_conntrack_tuple *t1,
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static inline bool nf_ct_tuple_equal(const struct nf_conntrack_tuple *t1,
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const struct nf_conntrack_tuple *t2)
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{
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return __nf_ct_tuple_src_equal(t1, t2) &&
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__nf_ct_tuple_dst_equal(t1, t2);
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}
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static inline int nf_ct_tuple_mask_equal(const struct nf_conntrack_tuple_mask *m1,
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static inline bool
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nf_ct_tuple_mask_equal(const struct nf_conntrack_tuple_mask *m1,
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const struct nf_conntrack_tuple_mask *m2)
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{
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return (nf_inet_addr_cmp(&m1->src.u3, &m2->src.u3) &&
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m1->src.u.all == m2->src.u.all);
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}
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static inline int nf_ct_tuple_src_mask_cmp(const struct nf_conntrack_tuple *t1,
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static inline bool
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nf_ct_tuple_src_mask_cmp(const struct nf_conntrack_tuple *t1,
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const struct nf_conntrack_tuple *t2,
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const struct nf_conntrack_tuple_mask *mask)
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{
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@ -205,20 +207,21 @@ static inline int nf_ct_tuple_src_mask_cmp(const struct nf_conntrack_tuple *t1,
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for (count = 0; count < NF_CT_TUPLE_L3SIZE; count++) {
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if ((t1->src.u3.all[count] ^ t2->src.u3.all[count]) &
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mask->src.u3.all[count])
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return 0;
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return false;
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}
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if ((t1->src.u.all ^ t2->src.u.all) & mask->src.u.all)
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return 0;
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return false;
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if (t1->src.l3num != t2->src.l3num ||
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t1->dst.protonum != t2->dst.protonum)
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return 0;
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return false;
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return 1;
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return true;
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}
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static inline int nf_ct_tuple_mask_cmp(const struct nf_conntrack_tuple *t,
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static inline bool
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nf_ct_tuple_mask_cmp(const struct nf_conntrack_tuple *t,
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const struct nf_conntrack_tuple *tuple,
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const struct nf_conntrack_tuple_mask *mask)
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{
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@ -94,7 +94,7 @@ static inline u_int32_t hash_conntrack(const struct nf_conntrack_tuple *tuple)
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nf_conntrack_hash_rnd);
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}
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int
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bool
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nf_ct_get_tuple(const struct sk_buff *skb,
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unsigned int nhoff,
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unsigned int dataoff,
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@ -108,7 +108,7 @@ nf_ct_get_tuple(const struct sk_buff *skb,
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tuple->src.l3num = l3num;
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if (l3proto->pkt_to_tuple(skb, nhoff, tuple) == 0)
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return 0;
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return false;
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tuple->dst.protonum = protonum;
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tuple->dst.dir = IP_CT_DIR_ORIGINAL;
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@ -117,10 +117,8 @@ nf_ct_get_tuple(const struct sk_buff *skb,
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}
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EXPORT_SYMBOL_GPL(nf_ct_get_tuple);
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int nf_ct_get_tuplepr(const struct sk_buff *skb,
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unsigned int nhoff,
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u_int16_t l3num,
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struct nf_conntrack_tuple *tuple)
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bool nf_ct_get_tuplepr(const struct sk_buff *skb, unsigned int nhoff,
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u_int16_t l3num, struct nf_conntrack_tuple *tuple)
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{
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struct nf_conntrack_l3proto *l3proto;
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struct nf_conntrack_l4proto *l4proto;
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@ -134,7 +132,7 @@ int nf_ct_get_tuplepr(const struct sk_buff *skb,
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ret = l3proto->get_l4proto(skb, nhoff, &protoff, &protonum);
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if (ret != NF_ACCEPT) {
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rcu_read_unlock();
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return 0;
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return false;
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}
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l4proto = __nf_ct_l4proto_find(l3num, protonum);
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@ -147,7 +145,7 @@ int nf_ct_get_tuplepr(const struct sk_buff *skb,
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}
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EXPORT_SYMBOL_GPL(nf_ct_get_tuplepr);
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int
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bool
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nf_ct_invert_tuple(struct nf_conntrack_tuple *inverse,
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const struct nf_conntrack_tuple *orig,
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const struct nf_conntrack_l3proto *l3proto,
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@ -157,7 +155,7 @@ nf_ct_invert_tuple(struct nf_conntrack_tuple *inverse,
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inverse->src.l3num = orig->src.l3num;
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if (l3proto->invert_tuple(inverse, orig) == 0)
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return 0;
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return false;
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inverse->dst.dir = !orig->dst.dir;
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@ -738,10 +736,10 @@ nf_conntrack_in(int pf, unsigned int hooknum, struct sk_buff *skb)
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}
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EXPORT_SYMBOL_GPL(nf_conntrack_in);
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int nf_ct_invert_tuplepr(struct nf_conntrack_tuple *inverse,
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bool nf_ct_invert_tuplepr(struct nf_conntrack_tuple *inverse,
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const struct nf_conntrack_tuple *orig)
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{
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int ret;
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bool ret;
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rcu_read_lock();
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ret = nf_ct_invert_tuple(inverse, orig,
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