diff options
-rw-r--r-- | include/net/netfilter/nf_conntrack_expect.h | 3 | ||||
-rw-r--r-- | include/net/netfilter/nf_conntrack_helper.h | 5 | ||||
-rw-r--r-- | include/net/netfilter/nf_conntrack_tuple.h | 65 | ||||
-rw-r--r-- | net/ipv4/netfilter/nf_nat_snmp_basic.c | 6 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_amanda.c | 6 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_expect.c | 44 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_ftp.c | 3 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_h323_main.c | 14 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_helper.c | 3 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_irc.c | 3 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_netbios_ns.c | 6 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_netlink.c | 18 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_pptp.c | 3 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_sane.c | 2 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_sip.c | 3 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_tftp.c | 3 |
16 files changed, 71 insertions, 116 deletions
diff --git a/include/net/netfilter/nf_conntrack_expect.h b/include/net/netfilter/nf_conntrack_expect.h index c0b1d1fb23e..13643f7f742 100644 --- a/include/net/netfilter/nf_conntrack_expect.h +++ b/include/net/netfilter/nf_conntrack_expect.h @@ -16,7 +16,8 @@ struct nf_conntrack_expect struct list_head list; /* We expect this tuple, with the following mask */ - struct nf_conntrack_tuple tuple, mask; + struct nf_conntrack_tuple tuple; + struct nf_conntrack_tuple_mask mask; /* Function to call after setup and insertion */ void (*expectfn)(struct nf_conn *new, diff --git a/include/net/netfilter/nf_conntrack_helper.h b/include/net/netfilter/nf_conntrack_helper.h index b43a75ba44a..d62e6f093af 100644 --- a/include/net/netfilter/nf_conntrack_helper.h +++ b/include/net/netfilter/nf_conntrack_helper.h @@ -24,10 +24,9 @@ struct nf_conntrack_helper * expected connections */ unsigned int timeout; /* timeout for expecteds */ - /* Mask of things we will help (compared against server response) */ + /* Tuple of things we will help (compared against server response) */ struct nf_conntrack_tuple tuple; - struct nf_conntrack_tuple mask; - + /* Function to call when data passes; return verdict, or -1 to invalidate. */ int (*help)(struct sk_buff **pskb, diff --git a/include/net/netfilter/nf_conntrack_tuple.h b/include/net/netfilter/nf_conntrack_tuple.h index d02ce876b4c..99934ab538e 100644 --- a/include/net/netfilter/nf_conntrack_tuple.h +++ b/include/net/netfilter/nf_conntrack_tuple.h @@ -100,6 +100,14 @@ struct nf_conntrack_tuple } dst; }; +struct nf_conntrack_tuple_mask +{ + struct { + union nf_conntrack_address u3; + union nf_conntrack_man_proto u; + } src; +}; + /* This is optimized opposed to a memset of the whole structure. Everything we * really care about is the source/destination unions */ #define NF_CT_TUPLE_U_BLANK(tuple) \ @@ -161,31 +169,44 @@ static inline int nf_ct_tuple_equal(const struct nf_conntrack_tuple *t1, 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) +{ + return (m1->src.u3.all[0] == m2->src.u3.all[0] && + m1->src.u3.all[1] == m2->src.u3.all[1] && + m1->src.u3.all[2] == m2->src.u3.all[2] && + m1->src.u3.all[3] == m2->src.u3.all[3] && + 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) +{ + 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; + } + + if ((t1->src.u.all ^ t2->src.u.all) & mask->src.u.all) + return 0; + + if (t1->src.l3num != t2->src.l3num || + t1->dst.protonum != t2->dst.protonum) + return 0; + + return 1; +} + 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) + const struct nf_conntrack_tuple_mask *mask) { - int count = 0; - - for (count = 0; count < NF_CT_TUPLE_L3SIZE; count++){ - if ((t->src.u3.all[count] ^ tuple->src.u3.all[count]) & - mask->src.u3.all[count]) - return 0; - } - - for (count = 0; count < NF_CT_TUPLE_L3SIZE; count++){ - if ((t->dst.u3.all[count] ^ tuple->dst.u3.all[count]) & - mask->dst.u3.all[count]) - return 0; - } - - if ((t->src.u.all ^ tuple->src.u.all) & mask->src.u.all || - (t->dst.u.all ^ tuple->dst.u.all) & mask->dst.u.all || - (t->src.l3num ^ tuple->src.l3num) & mask->src.l3num || - (t->dst.protonum ^ tuple->dst.protonum) & mask->dst.protonum) - return 0; - - return 1; + return nf_ct_tuple_src_mask_cmp(t, tuple, mask) && + nf_ct_tuple_dst_equal(t, tuple); } #endif /* _NF_CONNTRACK_TUPLE_H */ diff --git a/net/ipv4/netfilter/nf_nat_snmp_basic.c b/net/ipv4/netfilter/nf_nat_snmp_basic.c index 6e88505d616..6bfcd3a90f0 100644 --- a/net/ipv4/netfilter/nf_nat_snmp_basic.c +++ b/net/ipv4/netfilter/nf_nat_snmp_basic.c @@ -1276,9 +1276,6 @@ static struct nf_conntrack_helper snmp_helper __read_mostly = { .tuple.src.l3num = AF_INET, .tuple.src.u.udp.port = __constant_htons(SNMP_PORT), .tuple.dst.protonum = IPPROTO_UDP, - .mask.src.l3num = 0xFFFF, - .mask.src.u.udp.port = __constant_htons(0xFFFF), - .mask.dst.protonum = 0xFF, }; static struct nf_conntrack_helper snmp_trap_helper __read_mostly = { @@ -1290,9 +1287,6 @@ static struct nf_conntrack_helper snmp_trap_helper __read_mostly = { .tuple.src.l3num = AF_INET, .tuple.src.u.udp.port = __constant_htons(SNMP_TRAP_PORT), .tuple.dst.protonum = IPPROTO_UDP, - .mask.src.l3num = 0xFFFF, - .mask.src.u.udp.port = __constant_htons(0xFFFF), - .mask.dst.protonum = 0xFF, }; /***************************************************************************** diff --git a/net/netfilter/nf_conntrack_amanda.c b/net/netfilter/nf_conntrack_amanda.c index d21359e6c14..e42ab230ad8 100644 --- a/net/netfilter/nf_conntrack_amanda.c +++ b/net/netfilter/nf_conntrack_amanda.c @@ -174,9 +174,6 @@ static struct nf_conntrack_helper amanda_helper[2] __read_mostly = { .tuple.src.l3num = AF_INET, .tuple.src.u.udp.port = __constant_htons(10080), .tuple.dst.protonum = IPPROTO_UDP, - .mask.src.l3num = 0xFFFF, - .mask.src.u.udp.port = __constant_htons(0xFFFF), - .mask.dst.protonum = 0xFF, }, { .name = "amanda", @@ -187,9 +184,6 @@ static struct nf_conntrack_helper amanda_helper[2] __read_mostly = { .tuple.src.l3num = AF_INET6, .tuple.src.u.udp.port = __constant_htons(10080), .tuple.dst.protonum = IPPROTO_UDP, - .mask.src.l3num = 0xFFFF, - .mask.src.u.udp.port = __constant_htons(0xFFFF), - .mask.dst.protonum = 0xFF, }, }; diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c index 4130ea662c4..83b5ad85e0e 100644 --- a/net/netfilter/nf_conntrack_expect.c +++ b/net/netfilter/nf_conntrack_expect.c @@ -141,25 +141,16 @@ static inline int expect_clash(const struct nf_conntrack_expect *a, { /* Part covered by intersection of masks must be unequal, otherwise they clash */ - struct nf_conntrack_tuple intersect_mask; + struct nf_conntrack_tuple_mask intersect_mask; int count; - intersect_mask.src.l3num = a->mask.src.l3num & b->mask.src.l3num; intersect_mask.src.u.all = a->mask.src.u.all & b->mask.src.u.all; - intersect_mask.dst.u.all = a->mask.dst.u.all & b->mask.dst.u.all; - intersect_mask.dst.protonum = a->mask.dst.protonum - & b->mask.dst.protonum; for (count = 0; count < NF_CT_TUPLE_L3SIZE; count++){ intersect_mask.src.u3.all[count] = a->mask.src.u3.all[count] & b->mask.src.u3.all[count]; } - for (count = 0; count < NF_CT_TUPLE_L3SIZE; count++){ - intersect_mask.dst.u3.all[count] = - a->mask.dst.u3.all[count] & b->mask.dst.u3.all[count]; - } - return nf_ct_tuple_mask_cmp(&a->tuple, &b->tuple, &intersect_mask); } @@ -168,7 +159,7 @@ static inline int expect_matches(const struct nf_conntrack_expect *a, { return a->master == b->master && nf_ct_tuple_equal(&a->tuple, &b->tuple) - && nf_ct_tuple_equal(&a->mask, &b->mask); + && nf_ct_tuple_mask_equal(&a->mask, &b->mask); } /* Generally a bad idea to call this: could have matched already. */ @@ -224,8 +215,6 @@ void nf_ct_expect_init(struct nf_conntrack_expect *exp, int family, exp->helper = NULL; exp->tuple.src.l3num = family; exp->tuple.dst.protonum = proto; - exp->mask.src.l3num = 0xFFFF; - exp->mask.dst.protonum = 0xFF; if (saddr) { memcpy(&exp->tuple.src.u3, saddr, len); @@ -242,21 +231,6 @@ void nf_ct_expect_init(struct nf_conntrack_expect *exp, int family, memset(&exp->mask.src.u3, 0x00, sizeof(exp->mask.src.u3)); } - if (daddr) { - memcpy(&exp->tuple.dst.u3, daddr, len); - if (sizeof(exp->tuple.dst.u3) > len) - /* address needs to be cleared for nf_ct_tuple_equal */ - memset((void *)&exp->tuple.dst.u3 + len, 0x00, - sizeof(exp->tuple.dst.u3) - len); - memset(&exp->mask.dst.u3, 0xFF, len); - if (sizeof(exp->mask.dst.u3) > len) - memset((void *)&exp->mask.dst.u3 + len, 0x00, - sizeof(exp->mask.dst.u3) - len); - } else { - memset(&exp->tuple.dst.u3, 0x00, sizeof(exp->tuple.dst.u3)); - memset(&exp->mask.dst.u3, 0x00, sizeof(exp->mask.dst.u3)); - } - if (src) { exp->tuple.src.u.all = (__force u16)*src; exp->mask.src.u.all = 0xFFFF; @@ -265,13 +239,13 @@ void nf_ct_expect_init(struct nf_conntrack_expect *exp, int family, exp->mask.src.u.all = 0; } - if (dst) { - exp->tuple.dst.u.all = (__force u16)*dst; - exp->mask.dst.u.all = 0xFFFF; - } else { - exp->tuple.dst.u.all = 0; - exp->mask.dst.u.all = 0; - } + memcpy(&exp->tuple.dst.u3, daddr, len); + if (sizeof(exp->tuple.dst.u3) > len) + /* address needs to be cleared for nf_ct_tuple_equal */ + memset((void *)&exp->tuple.dst.u3 + len, 0x00, + sizeof(exp->tuple.dst.u3) - len); + + exp->tuple.dst.u.all = (__force u16)*dst; } EXPORT_SYMBOL_GPL(nf_ct_expect_init); diff --git a/net/netfilter/nf_conntrack_ftp.c b/net/netfilter/nf_conntrack_ftp.c index 9ad15191bb4..198330b8ada 100644 --- a/net/netfilter/nf_conntrack_ftp.c +++ b/net/netfilter/nf_conntrack_ftp.c @@ -560,9 +560,6 @@ static int __init nf_conntrack_ftp_init(void) for (j = 0; j < 2; j++) { ftp[i][j].tuple.src.u.tcp.port = htons(ports[i]); ftp[i][j].tuple.dst.protonum = IPPROTO_TCP; - ftp[i][j].mask.src.l3num = 0xFFFF; - ftp[i][j].mask.src.u.tcp.port = htons(0xFFFF); - ftp[i][j].mask.dst.protonum = 0xFF; ftp[i][j].max_expected = 1; ftp[i][j].timeout = 5 * 60; /* 5 Minutes */ ftp[i][j].me = THIS_MODULE; diff --git a/net/netfilter/nf_conntrack_h323_main.c b/net/netfilter/nf_conntrack_h323_main.c index 61ae90fb328..8c57b8119bf 100644 --- a/net/netfilter/nf_conntrack_h323_main.c +++ b/net/netfilter/nf_conntrack_h323_main.c @@ -626,8 +626,6 @@ static struct nf_conntrack_helper nf_conntrack_helper_h245 __read_mostly = { .max_expected = H323_RTP_CHANNEL_MAX * 4 + 2 /* T.120 */, .timeout = 240, .tuple.dst.protonum = IPPROTO_UDP, - .mask.src.u.udp.port = __constant_htons(0xFFFF), - .mask.dst.protonum = 0xFF, .help = h245_help }; @@ -1173,9 +1171,6 @@ static struct nf_conntrack_helper nf_conntrack_helper_q931[] __read_mostly = { .tuple.src.l3num = AF_INET, .tuple.src.u.tcp.port = __constant_htons(Q931_PORT), .tuple.dst.protonum = IPPROTO_TCP, - .mask.src.l3num = 0xFFFF, - .mask.src.u.tcp.port = __constant_htons(0xFFFF), - .mask.dst.protonum = 0xFF, .help = q931_help }, { @@ -1187,9 +1182,6 @@ static struct nf_conntrack_helper nf_conntrack_helper_q931[] __read_mostly = { .tuple.src.l3num = AF_INET6, .tuple.src.u.tcp.port = __constant_htons(Q931_PORT), .tuple.dst.protonum = IPPROTO_TCP, - .mask.src.l3num = 0xFFFF, - .mask.src.u.tcp.port = __constant_htons(0xFFFF), - .mask.dst.protonum = 0xFF, .help = q931_help }, }; @@ -1751,9 +1743,6 @@ static struct nf_conntrack_helper nf_conntrack_helper_ras[] __read_mostly = { .tuple.src.l3num = AF_INET, .tuple.src.u.udp.port = __constant_htons(RAS_PORT), .tuple.dst.protonum = IPPROTO_UDP, - .mask.src.l3num = 0xFFFF, - .mask.src.u.udp.port = __constant_htons(0xFFFF), - .mask.dst.protonum = 0xFF, .help = ras_help, }, { @@ -1764,9 +1753,6 @@ static struct nf_conntrack_helper nf_conntrack_helper_ras[] __read_mostly = { .tuple.src.l3num = AF_INET6, .tuple.src.u.udp.port = __constant_htons(RAS_PORT), .tuple.dst.protonum = IPPROTO_UDP, - .mask.src.l3num = 0xFFFF, - .mask.src.u.udp.port = __constant_htons(0xFFFF), - .mask.dst.protonum = 0xFF, .help = ras_help, }, }; diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c index 89a5f7333d3..fdabf823f8c 100644 --- a/net/netfilter/nf_conntrack_helper.c +++ b/net/netfilter/nf_conntrack_helper.c @@ -34,9 +34,10 @@ struct nf_conntrack_helper * __nf_ct_helper_find(const struct nf_conntrack_tuple *tuple) { struct nf_conntrack_helper *h; + struct nf_conntrack_tuple_mask mask = { .src.u.all = htons(0xFFFF) }; list_for_each_entry(h, &helpers, list) { - if (nf_ct_tuple_mask_cmp(tuple, &h->tuple, &h->mask)) + if (nf_ct_tuple_src_mask_cmp(tuple, &h->tuple, &mask)) return h; } return NULL; diff --git a/net/netfilter/nf_conntrack_irc.c b/net/netfilter/nf_conntrack_irc.c index 79da93e4396..8c7340794bf 100644 --- a/net/netfilter/nf_conntrack_irc.c +++ b/net/netfilter/nf_conntrack_irc.c @@ -239,9 +239,6 @@ static int __init nf_conntrack_irc_init(void) irc[i].tuple.src.l3num = AF_INET; irc[i].tuple.src.u.tcp.port = htons(ports[i]); irc[i].tuple.dst.protonum = IPPROTO_TCP; - irc[i].mask.src.l3num = 0xFFFF; - irc[i].mask.src.u.tcp.port = htons(0xFFFF); - irc[i].mask.dst.protonum = 0xFF; irc[i].max_expected = max_dcc_channels; irc[i].timeout = dcc_timeout; irc[i].me = THIS_MODULE; diff --git a/net/netfilter/nf_conntrack_netbios_ns.c b/net/netfilter/nf_conntrack_netbios_ns.c index ea585c789a8..1d59fabeb5f 100644 --- a/net/netfilter/nf_conntrack_netbios_ns.c +++ b/net/netfilter/nf_conntrack_netbios_ns.c @@ -83,9 +83,6 @@ static int help(struct sk_buff **pskb, unsigned int protoff, exp->mask.src.u3.ip = mask; exp->mask.src.u.udp.port = htons(0xFFFF); - exp->mask.dst.u3.ip = htonl(0xFFFFFFFF); - exp->mask.dst.u.udp.port = htons(0xFFFF); - exp->mask.dst.protonum = 0xFF; exp->expectfn = NULL; exp->flags = NF_CT_EXPECT_PERMANENT; @@ -104,9 +101,6 @@ static struct nf_conntrack_helper helper __read_mostly = { .tuple.src.l3num = AF_INET, .tuple.src.u.udp.port = __constant_htons(NMBD_PORT), .tuple.dst.protonum = IPPROTO_UDP, - .mask.src.l3num = 0xFFFF, - .mask.src.u.udp.port = __constant_htons(0xFFFF), - .mask.dst.protonum = 0xFF, .max_expected = 1, .me = THIS_MODULE, .help = help, diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index 954cc58b9d0..206491488f4 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -1094,22 +1094,29 @@ nfattr_failure: static inline int ctnetlink_exp_dump_mask(struct sk_buff *skb, const struct nf_conntrack_tuple *tuple, - const struct nf_conntrack_tuple *mask) + const struct nf_conntrack_tuple_mask *mask) { int ret; struct nf_conntrack_l3proto *l3proto; struct nf_conntrack_l4proto *l4proto; - struct nfattr *nest_parms = NFA_NEST(skb, CTA_EXPECT_MASK); + struct nf_conntrack_tuple m; + struct nfattr *nest_parms; + + memset(&m, 0xFF, sizeof(m)); + m.src.u.all = mask->src.u.all; + memcpy(&m.src.u3, &mask->src.u3, sizeof(m.src.u3)); + + nest_parms = NFA_NEST(skb, CTA_EXPECT_MASK); l3proto = nf_ct_l3proto_find_get(tuple->src.l3num); - ret = ctnetlink_dump_tuples_ip(skb, mask, l3proto); + ret = ctnetlink_dump_tuples_ip(skb, &m, l3proto); nf_ct_l3proto_put(l3proto); if (unlikely(ret < 0)) goto nfattr_failure; l4proto = nf_ct_l4proto_find_get(tuple->src.l3num, tuple->dst.protonum); - ret = ctnetlink_dump_tuples_proto(skb, mask, l4proto); + ret = ctnetlink_dump_tuples_proto(skb, &m, l4proto); nf_ct_l4proto_put(l4proto); if (unlikely(ret < 0)) goto nfattr_failure; @@ -1447,7 +1454,8 @@ ctnetlink_create_expect(struct nfattr *cda[], u_int8_t u3) exp->master = ct; exp->helper = NULL; memcpy(&exp->tuple, &tuple, sizeof(struct nf_conntrack_tuple)); - memcpy(&exp->mask, &mask, sizeof(struct nf_conntrack_tuple)); + memcpy(&exp->mask.src.u3, &mask.src.u3, sizeof(exp->mask.src.u3)); + exp->mask.src.u.all = mask.src.u.all; err = nf_ct_expect_related(exp); nf_ct_expect_put(exp); diff --git a/net/netfilter/nf_conntrack_pptp.c b/net/netfilter/nf_conntrack_pptp.c index 916e106d36b..63dac5eb959 100644 --- a/net/netfilter/nf_conntrack_pptp.c +++ b/net/netfilter/nf_conntrack_pptp.c @@ -585,9 +585,6 @@ static struct nf_conntrack_helper pptp __read_mostly = { .tuple.src.l3num = AF_INET, .tuple.src.u.tcp.port = __constant_htons(PPTP_CONTROL_PORT), .tuple.dst.protonum = IPPROTO_TCP, - .mask.src.l3num = 0xffff, - .mask.src.u.tcp.port = __constant_htons(0xffff), - .mask.dst.protonum = 0xff, .help = conntrack_pptp_help, .destroy = pptp_destroy_siblings, }; diff --git a/net/netfilter/nf_conntrack_sane.c b/net/netfilter/nf_conntrack_sane.c index 28ed303c565..edd10df8aa0 100644 --- a/net/netfilter/nf_conntrack_sane.c +++ b/net/netfilter/nf_conntrack_sane.c @@ -206,8 +206,6 @@ static int __init nf_conntrack_sane_init(void) for (j = 0; j < 2; j++) { sane[i][j].tuple.src.u.tcp.port = htons(ports[i]); sane[i][j].tuple.dst.protonum = IPPROTO_TCP; - sane[i][j].mask.src.u.tcp.port = 0xFFFF; - sane[i][j].mask.dst.protonum = 0xFF; sane[i][j].max_expected = 1; sane[i][j].timeout = 5 * 60; /* 5 Minutes */ sane[i][j].me = THIS_MODULE; diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c index 1f17f8040cd..5b78f0e1f63 100644 --- a/net/netfilter/nf_conntrack_sip.c +++ b/net/netfilter/nf_conntrack_sip.c @@ -506,9 +506,6 @@ static int __init nf_conntrack_sip_init(void) for (j = 0; j < 2; j++) { sip[i][j].tuple.dst.protonum = IPPROTO_UDP; sip[i][j].tuple.src.u.udp.port = htons(ports[i]); - sip[i][j].mask.src.l3num = 0xFFFF; - sip[i][j].mask.src.u.udp.port = htons(0xFFFF); - sip[i][j].mask.dst.protonum = 0xFF; sip[i][j].max_expected = 2; sip[i][j].timeout = 3 * 60; /* 3 minutes */ sip[i][j].me = THIS_MODULE; diff --git a/net/netfilter/nf_conntrack_tftp.c b/net/netfilter/nf_conntrack_tftp.c index 53d57b4c0de..db0387cf9ba 100644 --- a/net/netfilter/nf_conntrack_tftp.c +++ b/net/netfilter/nf_conntrack_tftp.c @@ -126,9 +126,6 @@ static int __init nf_conntrack_tftp_init(void) for (j = 0; j < 2; j++) { tftp[i][j].tuple.dst.protonum = IPPROTO_UDP; tftp[i][j].tuple.src.u.udp.port = htons(ports[i]); - tftp[i][j].mask.src.l3num = 0xFFFF; - tftp[i][j].mask.dst.protonum = 0xFF; - tftp[i][j].mask.src.u.udp.port = htons(0xFFFF); tftp[i][j].max_expected = 1; tftp[i][j].timeout = 5 * 60; /* 5 minutes */ tftp[i][j].me = THIS_MODULE; |