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Searched refs:hdr_len (Results 1 – 25 of 54) sorted by relevance

123

/net/wireless/
Dlib80211_crypt_wep.c63 static int lib80211_wep_build_iv(struct sk_buff *skb, int hdr_len, in lib80211_wep_build_iv() argument
70 if (skb_headroom(skb) < 4 || skb->len < hdr_len) in lib80211_wep_build_iv()
74 memmove(pos, pos + 4, hdr_len); in lib80211_wep_build_iv()
75 pos += hdr_len; in lib80211_wep_build_iv()
105 static int lib80211_wep_encrypt(struct sk_buff *skb, int hdr_len, void *priv) in lib80211_wep_encrypt() argument
117 if (lib80211_wep_build_iv(skb, hdr_len, NULL, 0, priv)) in lib80211_wep_encrypt()
121 skb_copy_from_linear_data_offset(skb, hdr_len, key, 3); in lib80211_wep_encrypt()
126 len = skb->len - hdr_len - 4; in lib80211_wep_encrypt()
127 pos = skb->data + hdr_len + 4; in lib80211_wep_encrypt()
151 static int lib80211_wep_decrypt(struct sk_buff *skb, int hdr_len, void *priv) in lib80211_wep_decrypt() argument
[all …]
Dlib80211_crypt_tkip.c283 static int lib80211_tkip_hdr(struct sk_buff *skb, int hdr_len, in lib80211_tkip_hdr() argument
292 if (skb_headroom(skb) < TKIP_HDR_LEN || skb->len < hdr_len) in lib80211_tkip_hdr()
306 memmove(pos, pos + TKIP_HDR_LEN, hdr_len); in lib80211_tkip_hdr()
307 pos += hdr_len; in lib80211_tkip_hdr()
327 static int lib80211_tkip_encrypt(struct sk_buff *skb, int hdr_len, void *priv) in lib80211_tkip_encrypt() argument
341 if (skb_tailroom(skb) < 4 || skb->len < hdr_len) in lib80211_tkip_encrypt()
344 len = skb->len - hdr_len; in lib80211_tkip_encrypt()
345 pos = skb->data + hdr_len; in lib80211_tkip_encrypt()
347 if ((lib80211_tkip_hdr(skb, hdr_len, rc4key, 16, priv)) < 0) in lib80211_tkip_encrypt()
376 static int lib80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv) in lib80211_tkip_decrypt() argument
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Dlib80211_crypt_ccmp.c153 static int lib80211_ccmp_hdr(struct sk_buff *skb, int hdr_len, in lib80211_ccmp_hdr() argument
160 if (skb_headroom(skb) < CCMP_HDR_LEN || skb->len < hdr_len) in lib80211_ccmp_hdr()
167 memmove(pos, pos + CCMP_HDR_LEN, hdr_len); in lib80211_ccmp_hdr()
168 pos += hdr_len; in lib80211_ccmp_hdr()
190 static int lib80211_ccmp_encrypt(struct sk_buff *skb, int hdr_len, void *priv) in lib80211_ccmp_encrypt() argument
201 if (skb_tailroom(skb) < CCMP_MIC_LEN || skb->len < hdr_len) in lib80211_ccmp_encrypt()
204 data_len = skb->len - hdr_len; in lib80211_ccmp_encrypt()
205 len = lib80211_ccmp_hdr(skb, hdr_len, NULL, 0, priv); in lib80211_ccmp_encrypt()
220 sg_set_buf(&sg[1], skb->data + hdr_len + CCMP_HDR_LEN, in lib80211_ccmp_encrypt()
254 static int lib80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv) in lib80211_ccmp_decrypt() argument
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Dwext-core.c460 int hdr_len; /* Size of the event header */ in wireless_send_event() local
530 hdr_len = event_type_size[descr->header_type]; in wireless_send_event()
531 event_len = hdr_len + extra_len; in wireless_send_event()
576 memset(event, 0, hdr_len); in wireless_send_event()
579 memcpy(&event->u, ((char *) wrqu) + wrqu_off, hdr_len - IW_EV_LCP_LEN); in wireless_send_event()
581 memcpy(((char *) event) + hdr_len, extra, extra_len); in wireless_send_event()
585 hdr_len = compat_event_type_size[descr->header_type]; in wireless_send_event()
588 ptr_len = hdr_len - IW_EV_COMPAT_LCP_LEN; in wireless_send_event()
589 event_len = hdr_len + extra_len; in wireless_send_event()
/net/ipv4/
Dgre_demux.c67 int hdr_len; in gre_parse_header() local
77 hdr_len = gre_calc_hlen(tpi->flags); in gre_parse_header()
79 if (!pskb_may_pull(skb, nhs + hdr_len)) in gre_parse_header()
117 val = skb_header_pointer(skb, nhs + hdr_len, in gre_parse_header()
123 hdr_len += 4; in gre_parse_header()
125 tpi->hdr_len = hdr_len; in gre_parse_header()
131 if ((greh->protocol == htons(ETH_P_ERSPAN) && hdr_len != 4) || in gre_parse_header()
135 if (!pskb_may_pull(skb, nhs + hdr_len + sizeof(*ershdr))) in gre_parse_header()
138 ershdr = (struct erspan_base_hdr *)(skb->data + nhs + hdr_len); in gre_parse_header()
142 return hdr_len; in gre_parse_header()
Dip_gre.c193 !ip6_err_gen_icmpv6_unreach(skb, iph->ihl * 4 + tpi->hdr_len, in ipgre_err()
352 struct ip_tunnel_net *itn, int hdr_len, bool raw_proto) in __ipgre_rcv() argument
365 if (__iptunnel_pull_header(skb, hdr_len, tpi->proto, in __ipgre_rcv()
400 int hdr_len) in ipgre_rcv() argument
411 res = __ipgre_rcv(skb, tpi, itn, hdr_len, false); in ipgre_rcv()
417 res = __ipgre_rcv(skb, tpi, itn, hdr_len, true); in ipgre_rcv()
426 int hdr_len; in gre_rcv() local
436 hdr_len = gre_parse_header(skb, &tpi, &csum_err, htons(ETH_P_IP), 0); in gre_rcv()
437 if (hdr_len < 0) in gre_rcv()
442 if (erspan_rcv(skb, &tpi, hdr_len) == PACKET_RCVD) in gre_rcv()
[all …]
/net/802/
Dfc.c37 int hdr_len; in fc_header() local
47 hdr_len = sizeof(struct fch_hdr) + sizeof(struct fcllc); in fc_header()
48 fch = skb_push(skb, hdr_len); in fc_header()
57 hdr_len = sizeof(struct fch_hdr); in fc_header()
58 fch = skb_push(skb, hdr_len); in fc_header()
69 return hdr_len; in fc_header()
71 return -hdr_len; in fc_header()
/net/core/
Dtso.c19 int hdr_len = skb_transport_offset(skb) + tso->tlen; in tso_build_hdr() local
22 memcpy(hdr, skb->data, hdr_len); in tso_build_hdr()
27 iph->tot_len = htons(size + hdr_len - mac_hdr_len); in tso_build_hdr()
75 int hdr_len = skb_transport_offset(skb) + tlen; in tso_start() local
84 tso->size = skb_headlen(skb) - hdr_len; in tso_start()
85 tso->data = skb->data + hdr_len; in tso_start()
95 return hdr_len; in tso_start()
Dsock_reuseport.c430 int hdr_len) in run_bpf_filter() argument
443 if (!pskb_pull(skb, hdr_len)) { in run_bpf_filter()
448 __skb_push(skb, hdr_len); in run_bpf_filter()
488 int hdr_len) in reuseport_select_sock() argument
514 sk2 = run_bpf_filter(reuse, socks, prog, skb, hdr_len); in reuseport_select_sock()
/net/xfrm/
Dxfrm_output.c167 int hdr_len; in xfrm6_transport_output() local
172 hdr_len = xfrm6_hdr_offset(x, skb, &prevhdr); in xfrm6_transport_output()
173 if (hdr_len < 0) in xfrm6_transport_output()
174 return hdr_len; in xfrm6_transport_output()
178 skb->transport_header = skb->network_header + hdr_len; in xfrm6_transport_output()
179 __skb_pull(skb, hdr_len); in xfrm6_transport_output()
180 memmove(ipv6_hdr(skb), iph, hdr_len); in xfrm6_transport_output()
198 int hdr_len; in xfrm6_ro_output() local
202 hdr_len = xfrm6_hdr_offset(x, skb, &prevhdr); in xfrm6_ro_output()
203 if (hdr_len < 0) in xfrm6_ro_output()
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/net/ipv6/
Dah6.c466 int hdr_len = skb_network_header_len(skb); in ah6_input_done() local
473 auth_data = ah_tmp_auth(work_iph, hdr_len); in ah6_input_done()
483 memcpy(skb_network_header(skb), work_iph, hdr_len); in ah6_input_done()
484 __skb_pull(skb, ah_hlen + hdr_len); in ah6_input_done()
488 skb_set_transport_header(skb, -hdr_len); in ah6_input_done()
523 u16 hdr_len; in ah6_input() local
543 hdr_len = skb_network_header_len(skb); in ah6_input()
566 skb_push(skb, hdr_len); in ah6_input()
573 work_iph = ah_alloc_tmp(ahash, nfrags + sglists, hdr_len + in ah6_input()
580 auth_data = ah_tmp_auth((u8 *)work_iph, hdr_len); in ah6_input()
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/net/sched/
Dsch_atm.c60 int hdr_len; member
205 int fd, error, hdr_len; in atm_tc_change() local
237 hdr_len = nla_len(tb[TCA_ATM_HDR]); in atm_tc_change()
240 hdr_len = RFC1483LLC_LEN; in atm_tc_change()
252 opt->nla_type, nla_len(opt), hdr_len); in atm_tc_change()
281 flow = kzalloc(sizeof(struct atm_flow_data) + hdr_len, GFP_KERNEL); in atm_tc_change()
311 flow->hdr_len = hdr_len; in atm_tc_change()
313 memcpy(flow->hdr, hdr, hdr_len); in atm_tc_change()
501 if (skb_headroom(skb) < flow->hdr_len) { in sch_atm_dequeue()
504 new = skb_realloc_headroom(skb, flow->hdr_len); in sch_atm_dequeue()
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/net/ipv6/netfilter/
Dip6t_srh.c56 !(srh->hdrlen == srhinfo->hdr_len))) in srh_mt6()
61 !(srh->hdrlen > srhinfo->hdr_len))) in srh_mt6()
66 !(srh->hdrlen < srhinfo->hdr_len))) in srh_mt6()
150 !(srh->hdrlen == srhinfo->hdr_len))) in srh1_mt6()
154 !(srh->hdrlen > srhinfo->hdr_len))) in srh1_mt6()
158 !(srh->hdrlen < srhinfo->hdr_len))) in srh1_mt6()
/net/batman-adv/
Drouting.c663 int res, hdr_len, ret = NET_RX_DROP; in batadv_route_unicast_packet() local
691 hdr_len = sizeof(struct batadv_unicast_4addr_packet); in batadv_route_unicast_packet()
694 hdr_len = sizeof(struct batadv_unicast_packet); in batadv_route_unicast_packet()
698 hdr_len = -1; in batadv_route_unicast_packet()
702 if (hdr_len > 0) in batadv_route_unicast_packet()
703 batadv_skb_set_priority(skb, hdr_len); in batadv_route_unicast_packet()
786 struct sk_buff *skb, int hdr_len) in batadv_check_unicast_ttvn() argument
797 if (!pskb_may_pull(skb, hdr_len + ETH_HLEN)) in batadv_check_unicast_ttvn()
805 vid = batadv_get_vid(skb, hdr_len); in batadv_check_unicast_ttvn()
806 ethhdr = (struct ethhdr *)(skb->data + hdr_len); in batadv_check_unicast_ttvn()
Dtvlv.c600 ssize_t hdr_len = sizeof(*unicast_tvlv_packet); in batadv_tvlv_unicast_send() local
608 skb = netdev_alloc_skb_ip_align(NULL, ETH_HLEN + hdr_len + tvlv_len); in batadv_tvlv_unicast_send()
/net/sunrpc/xprtrdma/
Dsvc_rdma_recvfrom.c650 unsigned int hdr_len; in svc_rdma_xdr_decode_req() local
685 hdr_len = xdr_stream_pos(&rctxt->rc_stream); in svc_rdma_xdr_decode_req()
686 rq_arg->head[0].iov_len -= hdr_len; in svc_rdma_xdr_decode_req()
687 rq_arg->len -= hdr_len; in svc_rdma_xdr_decode_req()
688 trace_svcrdma_decode_rqst(rctxt, rdma_argp, hdr_len); in svc_rdma_xdr_decode_req()
689 return hdr_len; in svc_rdma_xdr_decode_req()
/net/l2tp/
Dl2tp_core.c1027 headroom = NET_SKB_PAD + sizeof(struct iphdr) + uhlen + session->hdr_len; in l2tp_xmit_core()
1035 l2tp_build_l2tpv2_header(session, __skb_push(skb, session->hdr_len)); in l2tp_xmit_core()
1037 l2tp_build_l2tpv3_header(session, __skb_push(skb, session->hdr_len)); in l2tp_xmit_core()
1074 udp_len = uhlen + session->hdr_len + data_len; in l2tp_xmit_core()
1571 session->hdr_len = 6; in l2tp_session_set_header_len()
1573 session->hdr_len += 4; in l2tp_session_set_header_len()
1575 session->hdr_len = 4 + session->cookie_len; in l2tp_session_set_header_len()
1576 session->hdr_len += l2tp_get_l2specific_len(session); in l2tp_session_set_header_len()
1578 session->hdr_len += 4; in l2tp_session_set_header_len()
Dl2tp_eth.c233 overhead += session->hdr_len + ETH_HLEN + l3_overhead; in l2tp_eth_adjust_mtu()
241 dev->needed_headroom += session->hdr_len; in l2tp_eth_adjust_mtu()
/net/caif/
Dcfsrvl.c122 info->hdr_len = 1; in cfservl_modemcmd()
143 info->hdr_len = 1; in cfservl_modemcmd()
Dcfveil.c95 info->hdr_len = 1; in cfvei_transmit()
Dcfdgml.c110 info->hdr_len = 4; in cfdgml_transmit()
Dcfutill.c101 info->hdr_len = 1; in cfutill_transmit()
/net/mac80211/
Dtx.c3003 build.hdr_len = 24; in ieee80211_check_fast_xmit()
3011 build.hdr_len = 24; in ieee80211_check_fast_xmit()
3024 build.hdr_len = 30; in ieee80211_check_fast_xmit()
3032 build.hdr_len = 24; in ieee80211_check_fast_xmit()
3043 build.hdr_len = 30; in ieee80211_check_fast_xmit()
3053 build.hdr_len = 24; in ieee80211_check_fast_xmit()
3061 build.hdr_len += 2; in ieee80211_check_fast_xmit()
3094 build.pn_offs = build.hdr_len; in ieee80211_check_fast_xmit()
3096 build.hdr_len += IEEE80211_CCMP_HDR_LEN; in ieee80211_check_fast_xmit()
3101 build.pn_offs = build.hdr_len; in ieee80211_check_fast_xmit()
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Dmesh_hwmp.c112 int hdr_len = offsetofend(struct ieee80211_mgmt, in mesh_path_sel_frame_tx() local
116 hdr_len + in mesh_path_sel_frame_tx()
121 mgmt = skb_put_zero(skb, hdr_len); in mesh_path_sel_frame_tx()
243 int hdr_len = offsetofend(struct ieee80211_mgmt, in mesh_path_error_tx() local
252 hdr_len + in mesh_path_error_tx()
257 mgmt = skb_put_zero(skb, hdr_len); in mesh_path_error_tx()
/net/ethtool/
Dnetlink.c353 int hdr_len, reply_len; in ethnl_default_doit() local
391 hdr_len = rskb->len; in ethnl_default_doit()
395 WARN_ONCE(rskb->len - hdr_len > reply_len, in ethnl_default_doit()
397 cmd, reply_len, rskb->len - hdr_len); in ethnl_default_doit()

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