| /linux-6.12.1/net/netfilter/ |
| D | utils.c | 11 unsigned int dataoff, u8 protocol) in nf_ip_checksum() argument
23 skb->len - dataoff, protocol, in nf_ip_checksum()
34 skb->len - dataoff, in nf_ip_checksum()
44 unsigned int dataoff, unsigned int len, in nf_ip_checksum_partial() argument
52 if (len == skb->len - dataoff) in nf_ip_checksum_partial()
53 return nf_ip_checksum(skb, hook, dataoff, protocol); in nf_ip_checksum_partial()
57 skb->len - dataoff, 0); in nf_ip_checksum_partial()
59 return __skb_checksum_complete_head(skb, dataoff + len); in nf_ip_checksum_partial()
65 unsigned int dataoff, u8 protocol) in nf_ip6_checksum() argument
75 skb->len - dataoff, protocol, in nf_ip6_checksum()
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| D | nf_conntrack_sip.c | 368 unsigned int dataoff, unsigned int datalen, in ct_sip_get_header() argument
376 for (dptr += dataoff; dptr < limit; dptr++) { in ct_sip_get_header()
436 unsigned int dataoff, unsigned int datalen, in ct_sip_next_header() argument
444 dptr += dataoff; in ct_sip_next_header()
466 unsigned int dataoff, unsigned int datalen, in ct_sip_walk_headers() argument
474 ret = ct_sip_next_header(ct, dptr, dataoff, datalen, in ct_sip_walk_headers()
480 dataoff = *matchoff; in ct_sip_walk_headers()
486 ret = ct_sip_get_header(ct, dptr, dataoff, datalen, in ct_sip_walk_headers()
492 dataoff = *matchoff; in ct_sip_walk_headers()
506 unsigned int *dataoff, unsigned int datalen, in ct_sip_parse_header_uri() argument
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| D | nf_nat_sip.c | 35 unsigned int dataoff, in mangle_packet() argument
48 matchoff += dataoff - baseoff; in mangle_packet()
56 matchoff += dataoff - baseoff; in mangle_packet()
65 *dptr = skb->data + dataoff; in mangle_packet()
93 unsigned int dataoff, in map_addr() argument
123 return mangle_packet(skb, protoff, dataoff, dptr, datalen, in map_addr()
128 unsigned int dataoff, in map_sip_addr() argument
141 return map_addr(skb, protoff, dataoff, dptr, datalen, in map_sip_addr()
146 unsigned int dataoff, in nf_nat_sip() argument
164 !map_addr(skb, protoff, dataoff, dptr, datalen, in nf_nat_sip()
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| D | nf_conntrack_h323_main.c | 66 unsigned char **data, int *datalen, int *dataoff) in get_tpkt_data() argument
113 *dataoff = 0; in get_tpkt_data()
127 tpktoff = *dataoff + *datalen; in get_tpkt_data()
159 *dataoff = tpktoff + 4; in get_tpkt_data()
208 unsigned char **data, int dataoff, in expect_rtp_rtcp() argument
256 ret = nathook->nat_rtp_rtcp(skb, ct, ctinfo, protoff, data, dataoff, in expect_rtp_rtcp()
283 unsigned char **data, int dataoff, in expect_t120() argument
317 dataoff, taddr, port, exp); in expect_t120()
335 unsigned char **data, int dataoff, in process_h245_channel() argument
342 ret = expect_rtp_rtcp(skb, ct, ctinfo, protoff, data, dataoff, in process_h245_channel()
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| D | nf_conntrack_proto_udp.c | 45 unsigned int dataoff, in udp_error() argument
48 unsigned int udplen = skb->len - dataoff; in udp_error()
53 hdr = skb_header_pointer(skb, dataoff, sizeof(_hdr), &_hdr); in udp_error()
75 nf_checksum(skb, state->hook, dataoff, IPPROTO_UDP, state->pf)) { in udp_error()
86 unsigned int dataoff, in nf_conntrack_udp_packet() argument
93 if (udp_error(skb, dataoff, state)) in nf_conntrack_udp_packet()
141 unsigned int dataoff, in udplite_error() argument
144 unsigned int udplen = skb->len - dataoff; in udplite_error()
150 hdr = skb_header_pointer(skb, dataoff, sizeof(_hdr), &_hdr); in udplite_error()
173 nf_checksum_partial(skb, state->hook, dataoff, cscov, IPPROTO_UDP, in udplite_error()
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| D | nf_conntrack_proto_icmpv6.c | 32 unsigned int dataoff, in icmpv6_pkt_to_tuple() argument
39 hp = skb_header_pointer(skb, dataoff, sizeof(_hdr), &_hdr); in icmpv6_pkt_to_tuple()
136 unsigned int dataoff, in nf_conntrack_icmpv6_redirect() argument
148 rd_msg = skb_header_pointer(skb, dataoff, sizeof(*rd_msg), &tmp.rd_msg); in nf_conntrack_icmpv6_redirect()
162 dataoff += sizeof(*rd_msg); in nf_conntrack_icmpv6_redirect()
165 nd_opt = skb_header_pointer(skb, dataoff, sizeof(*nd_opt), &tmp.nd_opt); in nf_conntrack_icmpv6_redirect()
179 dataoff += 8; in nf_conntrack_icmpv6_redirect()
180 return nf_conntrack_inet_error(tmpl, skb, dataoff, state, in nf_conntrack_icmpv6_redirect()
186 unsigned int dataoff, in nf_conntrack_icmpv6_error() argument
194 icmp6h = skb_header_pointer(skb, dataoff, sizeof(_ih), &_ih); in nf_conntrack_icmpv6_error()
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| D | nf_conntrack_sane.c | 63 unsigned int dataoff, datalen; in help() local
88 dataoff = protoff + th->doff * 4; in help()
89 if (dataoff >= skb->len) in help()
92 datalen = skb->len - dataoff; in help()
99 req = skb_header_pointer(skb, dataoff, datalen, &buf.req); in help()
130 reply = skb_header_pointer(skb, dataoff, datalen, &buf.repl); in help()
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| D | nf_conntrack_proto_icmp.c | 27 bool icmp_pkt_to_tuple(const struct sk_buff *skb, unsigned int dataoff, in icmp_pkt_to_tuple() argument
33 hp = skb_header_pointer(skb, dataoff, sizeof(_hdr), &_hdr); in icmp_pkt_to_tuple()
107 unsigned int dataoff, in nf_conntrack_inet_error() argument
124 if (!nf_ct_get_tuplepr(skb, dataoff, in nf_conntrack_inet_error()
205 struct sk_buff *skb, unsigned int dataoff, in nf_conntrack_icmpv4_error() argument
213 icmph = skb_header_pointer(skb, dataoff, sizeof(_ih), &_ih); in nf_conntrack_icmpv4_error()
222 nf_ip_checksum(skb, state->hook, dataoff, IPPROTO_ICMP)) { in nf_conntrack_icmpv4_error()
245 dataoff += sizeof(*icmph); in nf_conntrack_icmpv4_error()
246 return nf_conntrack_inet_error(tmpl, skb, dataoff, state, in nf_conntrack_icmpv4_error()
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| D | nf_conntrack_proto_sctp.c | 146 #define for_each_sctp_chunk(skb, sch, _sch, offset, dataoff, count) \ argument
147 for ((offset) = (dataoff) + sizeof(struct sctphdr), (count) = 0; \
155 unsigned int dataoff, in do_basic_checks() argument
165 for_each_sctp_chunk (skb, sch, _sch, offset, dataoff, count) { in do_basic_checks()
246 const struct sctphdr *sh, unsigned int dataoff) in sctp_new() argument
255 for_each_sctp_chunk(skb, sch, _sch, offset, dataoff, count) { in sctp_new()
301 unsigned int dataoff, in sctp_error() argument
307 if (skb->len < dataoff + sizeof(struct sctphdr)) { in sctp_error()
314 if (skb_ensure_writable(skb, dataoff + sizeof(*sh))) { in sctp_error()
318 sh = (const struct sctphdr *)(skb->data + dataoff); in sctp_error()
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| D | nf_conntrack_proto_tcp.c | 315 unsigned int dataoff, in segment_seq_plus_len() argument
320 return (seq + len - dataoff - tcph->doff*4 in segment_seq_plus_len()
334 unsigned int dataoff, in tcp_options() argument
345 ptr = skb_header_pointer(skb, dataoff + sizeof(struct tcphdr), in tcp_options()
391 static void tcp_sack(const struct sk_buff *skb, unsigned int dataoff, in tcp_sack() argument
402 ptr = skb_header_pointer(skb, dataoff + sizeof(struct tcphdr), in tcp_sack()
458 unsigned int dataoff, in tcp_init_sender() argument
470 tcp_options(skb, dataoff, tcph, sender); in tcp_init_sender()
512 unsigned int dataoff, const struct tcphdr *tcph, in tcp_in_window() argument
530 end = segment_seq_plus_len(seq, skb->len, dataoff, tcph); in tcp_in_window()
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| D | nf_conntrack_amanda.c | 96 unsigned int dataoff, start, stop, off, i; in amanda_help() local
112 dataoff = protoff + sizeof(struct udphdr); in amanda_help()
113 if (dataoff >= skb->len) { in amanda_help()
118 start = skb_find_text(skb, dataoff, skb->len, in amanda_help()
122 start += dataoff + search[SEARCH_CONNECT].len; in amanda_help()
161 off - dataoff, len, exp); in amanda_help()
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| D | nf_conntrack_irc.c | 110 unsigned int dataoff; in help() local
141 dataoff = protoff + th->doff*4; in help()
142 if (dataoff >= skb->len) in help()
145 datalen = skb->len - dataoff; in help()
150 ib_ptr = skb_header_pointer(skb, dataoff, datalen, in help()
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| D | nf_conntrack_core.c | 249 unsigned int dataoff, in nf_ct_get_tuple_ports() argument
257 inet_hdr = skb_header_pointer(skb, dataoff, sizeof(_inet_hdr), &_inet_hdr); in nf_ct_get_tuple_ports()
269 unsigned int dataoff, in nf_ct_get_tuple() argument
316 return icmpv6_pkt_to_tuple(skb, dataoff, net, tuple); in nf_ct_get_tuple()
319 return icmp_pkt_to_tuple(skb, dataoff, net, tuple); in nf_ct_get_tuple()
322 return gre_pkt_to_tuple(skb, dataoff, net, tuple); in nf_ct_get_tuple()
336 return nf_ct_get_tuple_ports(skb, dataoff, tuple); in nf_ct_get_tuple()
347 int dataoff = -1; in ipv4_get_l4proto() local
361 dataoff = nhoff + (iph->ihl << 2); in ipv4_get_l4proto()
365 if (dataoff > skb->len) { in ipv4_get_l4proto()
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| D | nf_conntrack_proto_dccp.c | 434 struct sk_buff *skb, unsigned int dataoff, in dccp_error() argument
444 unsigned int dccp_len = skb->len - dataoff; in dccp_error()
468 nf_checksum_partial(skb, state->hook, dataoff, cscov, in dccp_error()
515 unsigned int dataoff, in nf_conntrack_dccp_packet() argument
526 dh = skb_header_pointer(skb, dataoff, sizeof(*dh), &_dh.dh); in nf_conntrack_dccp_packet()
530 if (dccp_error(dh, skb, dataoff, state)) in nf_conntrack_dccp_packet()
534 dh = dccp_header_pointer(skb, dataoff, dh, &_dh); in nf_conntrack_dccp_packet()
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| D | nf_conntrack_proto_gre.c | 151 bool gre_pkt_to_tuple(const struct sk_buff *skb, unsigned int dataoff, in gre_pkt_to_tuple() argument
161 grehdr = skb_header_pointer(skb, dataoff, sizeof(_grehdr), &_grehdr); in gre_pkt_to_tuple()
170 pgrehdr = skb_header_pointer(skb, dataoff, 8, &_pgrehdr); in gre_pkt_to_tuple()
204 unsigned int dataoff, in nf_conntrack_gre_packet() argument
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| D | nf_conntrack_ftp.c | 374 unsigned int dataoff, datalen; in help() local
404 dataoff = protoff + th->doff * 4; in help()
406 if (dataoff >= skb->len) { in help()
407 pr_debug("ftp: dataoff(%u) >= skblen(%u)\n", dataoff, in help()
411 datalen = skb->len - dataoff; in help()
415 fb_ptr = skb->data + dataoff; in help()
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| D | nf_nat_helper.c | 26 unsigned int dataoff, in mangle_contents() argument
35 data = skb_network_header(skb) + dataoff; in mangle_contents()
40 skb_tail_pointer(skb) - (skb_network_header(skb) + dataoff + in mangle_contents()
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| /linux-6.12.1/include/linux/netfilter/ |
| D | nf_conntrack_sip.h | 44 unsigned int dataoff,
48 unsigned int dataoff,
113 unsigned int dataoff,
122 unsigned int dataoff,
131 unsigned int dataoff,
141 unsigned int dataoff,
150 unsigned int dataoff,
158 unsigned int dataoff,
174 unsigned int dataoff, unsigned int datalen,
178 unsigned int *dataoff, unsigned int datalen,
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| D | nf_conntrack_h323.h | 40 unsigned char **data, int dataoff,
44 unsigned char **data, int dataoff,
61 unsigned char **data, int dataoff,
70 unsigned char **data, int dataoff,
77 unsigned char **data, int dataoff,
84 unsigned char **data, int dataoff,
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| /linux-6.12.1/include/net/netfilter/ |
| D | nf_conntrack_l4proto.h | 65 unsigned int dataoff,
70 unsigned int dataoff,
80 unsigned int dataoff,
87 unsigned int dataoff,
92 unsigned int dataoff,
107 unsigned int dataoff,
112 unsigned int dataoff,
117 unsigned int dataoff,
122 unsigned int dataoff,
127 unsigned int dataoff,
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| D | nf_reject.h | 8 static inline bool nf_reject_verify_csum(struct sk_buff *skb, int dataoff, in nf_reject_verify_csum() argument
20 udp_hdr = skb_header_pointer(skb, dataoff, in nf_reject_verify_csum()
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| /linux-6.12.1/net/netfilter/ipvs/ |
| D | ip_vs_pe_sip.c | 30 static int get_callid(const char *dptr, unsigned int dataoff, in get_callid() argument
36 int ret = ct_sip_get_header(NULL, dptr, dataoff, datalen, in get_callid()
43 dataoff += *matchoff; in get_callid()
70 unsigned int dataoff, datalen, matchoff, matchlen; in ip_vs_sip_fill_param() local
82 dataoff = iph.len + sizeof(struct udphdr); in ip_vs_sip_fill_param()
84 if (dataoff >= skb->len) in ip_vs_sip_fill_param()
89 dptr = skb->data + dataoff; in ip_vs_sip_fill_param()
90 datalen = skb->len - dataoff; in ip_vs_sip_fill_param()
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| /linux-6.12.1/net/ipv4/netfilter/ |
| D | nf_nat_h323.c | 24 unsigned char **data, int dataoff, in set_addr() argument
38 addroff += dataoff; in set_addr()
53 *data = skb->data + ip_hdrlen(skb) + th->doff * 4 + dataoff; in set_addr()
72 unsigned char **data, int dataoff, in set_h225_addr() argument
76 return set_addr(skb, protoff, data, dataoff, taddr->ipAddress.ip, in set_h225_addr()
82 unsigned char **data, int dataoff, in set_h245_addr() argument
86 return set_addr(skb, protoff, data, dataoff, in set_h245_addr()
176 unsigned int protoff, unsigned char **data, int dataoff, in nat_rtp_rtcp() argument
251 if (set_h245_addr(skb, protoff, data, dataoff, taddr, in nat_rtp_rtcp()
282 unsigned int protoff, unsigned char **data, int dataoff, in nat_t120() argument
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| D | nf_reject_ipv4.c | 83 int dataoff; in nf_reject_skb_v4_unreach() local
103 dataoff = ip_hdrlen(oldskb); in nf_reject_skb_v4_unreach()
107 nf_reject_verify_csum(oldskb, dataoff, proto) && in nf_reject_skb_v4_unreach()
318 int dataoff = ip_hdrlen(skb_in); in nf_send_unreach() local
329 !nf_reject_verify_csum(skb_in, dataoff, proto)) { in nf_send_unreach()
334 if (nf_ip_checksum(skb_in, hook, dataoff, proto) == 0) in nf_send_unreach()
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| /linux-6.12.1/include/linux/ |
| D | netfilter_ipv4.h | 25 unsigned int dataoff, u_int8_t protocol);
30 unsigned int dataoff, u_int8_t protocol) in nf_ip_checksum() argument
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