| /net/netfilter/ |
| D | nft_exthdr.c | 19 u8 offset; member
27 static unsigned int optlen(const u8 *opt, unsigned int offset) in optlen() argument
30 if (opt[offset] <= TCPOPT_NOP || opt[offset + 1] == 0) in optlen()
33 return opt[offset + 1]; in optlen()
42 unsigned int offset = 0; in nft_exthdr_ipv6_eval() local
45 err = ipv6_find_hdr(pkt->skb, &offset, priv->type, NULL, NULL); in nft_exthdr_ipv6_eval()
52 offset += priv->offset; in nft_exthdr_ipv6_eval()
55 if (skb_copy_bits(pkt->skb, offset, dest, priv->len) < 0) in nft_exthdr_ipv6_eval()
71 unsigned int *offset, int target) in ipv4_find_option() argument
109 *offset = opt->srr + start; in ipv4_find_option()
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| D | nft_payload.c | 28 nft_payload_copy_vlan(u32 *d, const struct sk_buff *skb, u8 offset, u8 len) in nft_payload_copy_vlan() argument
35 if (offset < ETH_HLEN) { in nft_payload_copy_vlan()
36 u8 ethlen = min_t(u8, len, ETH_HLEN - offset); in nft_payload_copy_vlan()
43 memcpy(dst_u8, vlanh + offset, ethlen); in nft_payload_copy_vlan()
50 offset = ETH_HLEN; in nft_payload_copy_vlan()
51 } else if (offset >= VLAN_ETH_HLEN) { in nft_payload_copy_vlan()
52 offset -= VLAN_HLEN; in nft_payload_copy_vlan()
59 vlanh += offset; in nft_payload_copy_vlan()
61 vlan_len = min_t(u8, len, VLAN_ETH_HLEN - offset); in nft_payload_copy_vlan()
70 return skb_copy_bits(skb, offset + mac_off, dst_u8, len) == 0; in nft_payload_copy_vlan()
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| D | nft_numgen.c | 22 u32 offset; member
34 return nval + priv->offset; in nft_ng_inc_gen()
60 priv->offset = ntohl(nla_get_be32(tb[NFTA_NG_OFFSET])); in nft_ng_inc_init()
66 if (priv->offset + priv->modulus - 1 < priv->offset) in nft_ng_inc_init()
77 u32 modulus, enum nft_ng_types type, u32 offset) in nft_ng_dump() argument
85 if (nla_put_be32(skb, NFTA_NG_OFFSET, htonl(offset))) in nft_ng_dump()
99 priv->offset); in nft_ng_inc_dump()
105 u32 offset; member
113 priv->offset; in nft_ng_random_gen()
132 priv->offset = ntohl(nla_get_be32(tb[NFTA_NG_OFFSET])); in nft_ng_random_init()
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| D | nft_hash.c | 23 u32 offset; member
37 regs->data[priv->dreg] = h + priv->offset; in nft_jhash_eval()
43 u32 offset; member
56 regs->data[priv->dreg] = h + priv->offset; in nft_symhash_eval()
84 priv->offset = ntohl(nla_get_be32(tb[NFTA_HASH_OFFSET])); in nft_jhash_init()
101 if (priv->offset + priv->modulus - 1 < priv->offset) in nft_jhash_init()
127 priv->offset = ntohl(nla_get_be32(tb[NFTA_HASH_OFFSET])); in nft_symhash_init()
135 if (priv->offset + priv->modulus - 1 < priv->offset) in nft_symhash_init()
158 if (priv->offset != 0) in nft_jhash_dump()
159 if (nla_put_be32(skb, NFTA_HASH_OFFSET, htonl(priv->offset))) in nft_jhash_dump()
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| /net/sunrpc/auth_gss/ |
| D | gss_krb5_wrap.c | 49 gss_krb5_add_padding(struct xdr_buf *buf, int offset, int blocksize) in gss_krb5_add_padding() argument
51 int padding = gss_krb5_padding(blocksize, buf->len - offset); in gss_krb5_add_padding()
83 unsigned int offset = (buf->page_base + len - 1) in gss_krb5_remove_padding() local
86 pad = *(ptr + offset); in gss_krb5_remove_padding()
158 gss_wrap_kerberos_v1(struct krb5_ctx *kctx, int offset, in gss_wrap_kerberos_v1() argument
178 gss_krb5_add_padding(buf, offset, blocksize); in gss_wrap_kerberos_v1()
179 BUG_ON((buf->len - offset) % blocksize); in gss_wrap_kerberos_v1()
180 plainlen = conflen + buf->len - offset; in gss_wrap_kerberos_v1()
184 (buf->len - offset); in gss_wrap_kerberos_v1()
186 ptr = buf->head[0].iov_base + offset; in gss_wrap_kerberos_v1()
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| D | gss_krb5_crypto.c | 489 sg->offset); in encryptor()
491 sg->offset); in encryptor()
517 sg->offset + sg->length - fraglen); in encryptor()
531 int offset, struct page **pages) in gss_encrypt_xdr_buf() argument
537 BUG_ON((buf->len - offset) % crypto_sync_skcipher_blocksize(tfm) != 0); in gss_encrypt_xdr_buf()
544 desc.pos = offset; in gss_encrypt_xdr_buf()
553 ret = xdr_process_buf(buf, offset, buf->len - offset, encryptor, &desc); in gss_encrypt_xdr_buf()
579 sg->offset); in decryptor()
602 sg->offset + sg->length - fraglen); in decryptor()
614 int offset) in gss_decrypt_xdr_buf() argument
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| /net/core/ |
| D | datagram.c | 410 static int __skb_datagram_iter(const struct sk_buff *skb, int offset, in __skb_datagram_iter() argument
416 int i, copy = start - offset, start_off = offset, n; in __skb_datagram_iter()
423 n = cb(skb->data + offset, copy, data, to); in __skb_datagram_iter()
424 offset += n; in __skb_datagram_iter()
436 WARN_ON(start > offset + len); in __skb_datagram_iter()
439 if ((copy = end - offset) > 0) { in __skb_datagram_iter()
445 n = cb(vaddr + skb_frag_off(frag) + offset - start, in __skb_datagram_iter()
448 offset += n; in __skb_datagram_iter()
460 WARN_ON(start > offset + len); in __skb_datagram_iter()
463 if ((copy = end - offset) > 0) { in __skb_datagram_iter()
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| D | skbuff.c | 1929 int offset = skb_headlen(skb); in ___pskb_trim() local
1939 if (offset >= len) in ___pskb_trim()
1943 int end = offset + skb_frag_size(&skb_shinfo(skb)->frags[i]); in ___pskb_trim()
1946 offset = end; in ___pskb_trim()
1950 skb_frag_size_set(&skb_shinfo(skb)->frags[i++], len - offset); in ___pskb_trim()
1965 int end = offset + frag->len; in ___pskb_trim()
1981 offset = end; in ___pskb_trim()
1986 unlikely((err = pskb_trim(frag, len - offset)))) in ___pskb_trim()
2188 int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len) in skb_copy_bits() argument
2194 if (offset > (int)skb->len - len) in skb_copy_bits()
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| D | flow_dissector.c | 55 BUG_ON(key->offset > USHRT_MAX); in skb_flow_dissector_init()
60 flow_dissector->offset[key->key_id] = key->offset; in skb_flow_dissector_init()
499 int offset = 0; in __skb_flow_dissect_gre() local
523 offset += sizeof(struct gre_base_hdr); in __skb_flow_dissect_gre()
526 offset += FIELD_SIZEOF(struct gre_full_hdr, csum) + in __skb_flow_dissect_gre()
533 keyid = __skb_header_pointer(skb, *p_nhoff + offset, in __skb_flow_dissect_gre()
549 offset += FIELD_SIZEOF(struct gre_full_hdr, key); in __skb_flow_dissect_gre()
553 offset += FIELD_SIZEOF(struct pptp_gre_header, seq); in __skb_flow_dissect_gre()
560 eth = __skb_header_pointer(skb, *p_nhoff + offset, in __skb_flow_dissect_gre()
566 offset += sizeof(*eth); in __skb_flow_dissect_gre()
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| /net/rds/ |
| D | info.c | 67 unsigned long offset; member
75 int offset = optname - RDS_INFO_FIRST; in rds_info_register_func() local
80 BUG_ON(rds_info_funcs[offset]); in rds_info_register_func()
81 rds_info_funcs[offset] = func; in rds_info_register_func()
88 int offset = optname - RDS_INFO_FIRST; in rds_info_deregister_func() local
93 BUG_ON(rds_info_funcs[offset] != func); in rds_info_deregister_func()
94 rds_info_funcs[offset] = NULL; in rds_info_deregister_func()
124 this = min(bytes, PAGE_SIZE - iter->offset); in rds_info_copy()
128 iter->offset, this, data, bytes); in rds_info_copy()
130 memcpy(iter->addr + iter->offset, data, this); in rds_info_copy()
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| /net/ipv6/ |
| D | exthdrs_core.c | 116 int ipv6_find_tlv(const struct sk_buff *skb, int offset, int type) in ipv6_find_tlv() argument
123 if (offset + 2 > packet_len) in ipv6_find_tlv()
125 hdr = (struct ipv6_opt_hdr *)(nh + offset); in ipv6_find_tlv()
128 if (offset + len > packet_len) in ipv6_find_tlv()
131 offset += 2; in ipv6_find_tlv()
135 int opttype = nh[offset]; in ipv6_find_tlv()
139 return offset; in ipv6_find_tlv()
146 optlen = nh[offset + 1] + 2; in ipv6_find_tlv()
151 offset += optlen; in ipv6_find_tlv()
186 int ipv6_find_hdr(const struct sk_buff *skb, unsigned int *offset, in ipv6_find_hdr() argument
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| D | mip6.c | 204 int offset; in mip6_destopt_reject() local
213 offset = ipv6_find_tlv(skb, opt->dsthao, IPV6_TLV_HAO); in mip6_destopt_reject()
214 if (likely(offset >= 0)) in mip6_destopt_reject()
216 (skb_network_header(skb) + offset); in mip6_destopt_reject()
253 u16 offset = sizeof(struct ipv6hdr); in mip6_destopt_offset() local
263 while (offset + 1 <= packet_len) { in mip6_destopt_offset()
277 if (ipv6_find_tlv(skb, offset, IPV6_TLV_HAO) >= 0) { in mip6_destopt_offset()
279 return offset; in mip6_destopt_offset()
283 return offset; in mip6_destopt_offset()
287 return offset; in mip6_destopt_offset()
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| D | mcast_snoop.c | 18 unsigned int offset = skb_network_offset(skb) + sizeof(*ip6h); in ipv6_mc_check_ip6hdr() local
20 if (!pskb_may_pull(skb, offset)) in ipv6_mc_check_ip6hdr()
28 len = offset + ntohs(ip6h->payload_len); in ipv6_mc_check_ip6hdr()
29 if (skb->len < len || len <= offset) in ipv6_mc_check_ip6hdr()
32 skb_set_transport_header(skb, offset); in ipv6_mc_check_ip6hdr()
40 int offset; in ipv6_mc_check_exthdrs() local
50 offset = skb_network_offset(skb) + sizeof(*ip6h); in ipv6_mc_check_exthdrs()
51 offset = ipv6_skip_exthdr(skb, offset, &nexthdr, &frag_off); in ipv6_mc_check_exthdrs()
53 if (offset < 0) in ipv6_mc_check_exthdrs()
59 skb_set_transport_header(skb, offset); in ipv6_mc_check_exthdrs()
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| D | calipso.c | 691 static int calipso_pad_write(unsigned char *buf, unsigned int offset, in calipso_pad_write() argument
701 buf[offset] = IPV6_TLV_PAD1; in calipso_pad_write()
704 buf[offset] = IPV6_TLV_PADN; in calipso_pad_write()
705 buf[offset + 1] = count - 2; in calipso_pad_write()
707 memset(buf + offset + 2, 0, count - 2); in calipso_pad_write()
812 static int calipso_tlv_len(struct ipv6_opt_hdr *opt, unsigned int offset) in calipso_tlv_len() argument
817 if (offset < sizeof(*opt) || offset >= opt_len) in calipso_tlv_len()
819 if (tlv[offset] == IPV6_TLV_PAD1) in calipso_tlv_len()
821 if (offset + 1 >= opt_len) in calipso_tlv_len()
823 tlv_len = tlv[offset + 1] + 2; in calipso_tlv_len()
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| D | output_core.c | 84 unsigned int offset = sizeof(struct ipv6hdr); in ip6_find_1stfragopt() local
90 while (offset <= packet_len) { in ip6_find_1stfragopt()
102 if (ipv6_find_tlv(skb, offset, IPV6_TLV_HAO) >= 0) in ip6_find_1stfragopt()
106 return offset; in ip6_find_1stfragopt()
109 return offset; in ip6_find_1stfragopt()
112 if (offset + sizeof(struct ipv6_opt_hdr) > packet_len) in ip6_find_1stfragopt()
116 offset); in ip6_find_1stfragopt()
117 offset += ipv6_optlen(exthdr); in ip6_find_1stfragopt()
118 if (offset > IPV6_MAXPLEN) in ip6_find_1stfragopt()
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| /net/wireless/ |
| D | debugfs.c | 41 char *buf, int buf_size, int offset) in ht_print_chan() argument
43 if (WARN_ON(offset > buf_size)) in ht_print_chan()
47 return scnprintf(buf + offset, in ht_print_chan()
48 buf_size - offset, in ht_print_chan()
52 return scnprintf(buf + offset, in ht_print_chan()
53 buf_size - offset, in ht_print_chan()
68 unsigned int offset = 0, buf_size = PAGE_SIZE, i, r; in ht40allow_map_read() local
83 offset += ht_print_chan(&sband->channels[i], in ht40allow_map_read()
84 buf, buf_size, offset); in ht40allow_map_read()
89 r = simple_read_from_buffer(user_buf, count, ppos, buf, offset); in ht40allow_map_read()
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| /net/sunrpc/ |
| D | socklib.c | 35 if (unlikely(skb_copy_bits(desc->skb, desc->offset, to, len))) in xdr_skb_read_bits()
38 desc->offset += len; in xdr_skb_read_bits()
57 pos = desc->offset; in xdr_skb_read_and_csum_bits()
61 desc->offset += len; in xdr_skb_read_and_csum_bits()
159 desc.offset = 0; in csum_partial_copy_to_xdr()
160 desc.count = skb->len - desc.offset; in csum_partial_copy_to_xdr()
165 desc.csum = csum_partial(skb->data, desc.offset, skb->csum); in csum_partial_copy_to_xdr()
168 if (desc.offset != skb->len) { in csum_partial_copy_to_xdr()
170 csum2 = skb_checksum(skb, desc.offset, skb->len - desc.offset, 0); in csum_partial_copy_to_xdr()
171 desc.csum = csum_block_add(desc.csum, csum2, desc.offset); in csum_partial_copy_to_xdr()
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| D | xdr.c | 177 xdr_inline_pages(struct xdr_buf *xdr, unsigned int offset, in xdr_inline_pages() argument
185 head->iov_len = offset; in xdr_inline_pages()
191 tail->iov_base = buf + offset; in xdr_inline_pages()
192 tail->iov_len = buflen - offset; in xdr_inline_pages()
988 unsigned int copied, offset; in xdr_align_pages() local
996 offset = iov->iov_len - cur; in xdr_align_pages()
997 copied = xdr_shrink_bufhead(buf, offset); in xdr_align_pages()
998 trace_rpc_xdr_alignment(xdr, offset, copied); in xdr_align_pages()
1010 offset = buf->page_len - len; in xdr_align_pages()
1011 copied = xdr_shrink_pagelen(buf, offset); in xdr_align_pages()
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| /net/netlabel/ |
| D | netlabel_kapi.c | 555 u32 offset, in _netlbl_catmap_getnode() argument
564 if (offset < iter->startbit) in _netlbl_catmap_getnode()
566 while (iter && offset >= (iter->startbit + NETLBL_CATMAP_SIZE)) { in _netlbl_catmap_getnode()
570 if (iter == NULL || offset < iter->startbit) in _netlbl_catmap_getnode()
585 iter->startbit = offset & ~(NETLBL_CATMAP_SIZE - 1); in _netlbl_catmap_getnode()
608 int netlbl_catmap_walk(struct netlbl_lsm_catmap *catmap, u32 offset) in netlbl_catmap_walk() argument
615 iter = _netlbl_catmap_getnode(&catmap, offset, _CM_F_WALK, 0); in netlbl_catmap_walk()
618 if (offset > iter->startbit) { in netlbl_catmap_walk()
619 offset -= iter->startbit; in netlbl_catmap_walk()
620 idx = offset / NETLBL_CATMAP_MAPSIZE; in netlbl_catmap_walk()
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| /net/802/ |
| D | mrp.c | 617 static int mrp_pdu_parse_end_mark(struct sk_buff *skb, int *offset) in mrp_pdu_parse_end_mark() argument
621 if (skb_copy_bits(skb, *offset, &endmark, sizeof(endmark)) < 0) in mrp_pdu_parse_end_mark()
624 *offset += sizeof(endmark); in mrp_pdu_parse_end_mark()
670 struct sk_buff *skb, int *offset) in mrp_pdu_parse_vecattr() argument
676 mrp_cb(skb)->vah = skb_header_pointer(skb, *offset, sizeof(_vah), in mrp_pdu_parse_vecattr()
680 *offset += sizeof(_vah); in mrp_pdu_parse_vecattr()
697 if (skb_copy_bits(skb, *offset, mrp_cb(skb)->attrvalue, in mrp_pdu_parse_vecattr()
700 *offset += mrp_cb(skb)->mh->attrlen; in mrp_pdu_parse_vecattr()
706 if (skb_copy_bits(skb, *offset, &vaevents, in mrp_pdu_parse_vecattr()
709 *offset += sizeof(vaevents); in mrp_pdu_parse_vecattr()
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| /net/netfilter/ipvs/ |
| D | ip_vs_core.c | 710 __sum16 ip_vs_checksum_complete(struct sk_buff *skb, int offset) in ip_vs_checksum_complete() argument
712 return csum_fold(skb_checksum(skb, offset, skb->len - offset, 0)); in ip_vs_checksum_complete()
878 unsigned int offset, unsigned int ihl, in handle_response_icmp() argument
896 offset += 2 * sizeof(__u16); in handle_response_icmp()
897 if (skb_ensure_writable(skb, offset)) in handle_response_icmp()
942 unsigned int offset, ihl; in ip_vs_out_icmp() local
954 offset = ihl = iph->ihl * 4; in ip_vs_out_icmp()
955 ic = skb_header_pointer(skb, offset, sizeof(_icmph), &_icmph); in ip_vs_out_icmp()
978 offset += sizeof(_icmph); in ip_vs_out_icmp()
979 cih = skb_header_pointer(skb, offset, sizeof(_ciph), &_ciph); in ip_vs_out_icmp()
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| D | ip_vs_proto.c | 217 int offset, in ip_vs_tcpudp_debug_packet_v4() argument
223 ih = skb_header_pointer(skb, offset, sizeof(_iph), &_iph); in ip_vs_tcpudp_debug_packet_v4()
231 pptr = skb_header_pointer(skb, offset + ih->ihl*4, in ip_vs_tcpudp_debug_packet_v4()
249 int offset, in ip_vs_tcpudp_debug_packet_v6() argument
255 ih = skb_header_pointer(skb, offset, sizeof(_iph), &_iph); in ip_vs_tcpudp_debug_packet_v6()
263 pptr = skb_header_pointer(skb, offset + sizeof(struct ipv6hdr), in ip_vs_tcpudp_debug_packet_v6()
282 int offset, in ip_vs_tcpudp_debug_packet() argument
287 ip_vs_tcpudp_debug_packet_v6(pp, skb, offset, msg); in ip_vs_tcpudp_debug_packet()
290 ip_vs_tcpudp_debug_packet_v4(pp, skb, offset, msg); in ip_vs_tcpudp_debug_packet()
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| /net/atm/ |
| D | lec.c | 1357 int i, j, offset; in dump_arp_table() local
1363 offset = 0; in dump_arp_table()
1364 offset += sprintf(buf, "%d: %p\n", i, rulla); in dump_arp_table()
1365 offset += sprintf(buf + offset, "Mac: %pM", in dump_arp_table()
1367 offset += sprintf(buf + offset, " Atm:"); in dump_arp_table()
1369 offset += sprintf(buf + offset, in dump_arp_table()
1373 offset += sprintf(buf + offset, in dump_arp_table()
1382 offset += in dump_arp_table()
1383 sprintf(buf + offset, in dump_arp_table()
1394 offset = 0; in dump_arp_table()
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| /net/dsa/ |
| D | tag_brcm.c | 63 unsigned int offset) in brcm_tag_xmit_ll() argument
86 if (offset) in brcm_tag_xmit_ll()
87 memmove(skb->data, skb->data + BRCM_TAG_LEN, offset); in brcm_tag_xmit_ll()
89 brcm_tag = skb->data + offset; in brcm_tag_xmit_ll()
113 unsigned int offset) in brcm_tag_rcv_ll() argument
121 brcm_tag = skb->data - offset; in brcm_tag_rcv_ll()
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| /net/tls/ |
| D | tls_sw.c | 45 static int __skb_nsg(struct sk_buff *skb, int offset, int len, in __skb_nsg() argument
49 int i, chunk = start - offset; in __skb_nsg()
63 offset += chunk; in __skb_nsg()
69 WARN_ON(start > offset + len); in __skb_nsg()
72 chunk = end - offset; in __skb_nsg()
80 offset += chunk; in __skb_nsg()
89 WARN_ON(start > offset + len); in __skb_nsg()
92 chunk = end - offset; in __skb_nsg()
96 ret = __skb_nsg(frag_iter, offset - start, chunk, in __skb_nsg()
104 offset += chunk; in __skb_nsg()
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