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Searched refs:hdr_len (Results 1 – 25 of 241) sorted by relevance

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/Linux-v5.4/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
[all …]
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
[all …]
/Linux-v5.4/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()
/Linux-v5.4/drivers/net/wireless/intel/iwlwifi/
Diwl-devtrace-iwlwifi.h85 int hdr_len),
86 TP_ARGS(dev, skb, tfd, tfdlen, buf0, buf0_len, hdr_len),
99 __dynamic_array(u8, buf1, hdr_len > 0 && iwl_trace_data(skb) ?
100 0 : skb->len - hdr_len)
106 if (hdr_len > 0)
107 __entry->framelen += skb->len - hdr_len;
110 if (hdr_len > 0 && !iwl_trace_data(skb))
111 skb_copy_bits(skb, hdr_len,
113 skb->len - hdr_len);
/Linux-v5.4/drivers/staging/rtl8192e/
Drtllib_crypt_wep.c85 static int prism2_wep_encrypt(struct sk_buff *skb, int hdr_len, void *priv) in prism2_wep_encrypt() argument
99 skb->len < hdr_len){ in prism2_wep_encrypt()
101 skb_headroom(skb), skb_tailroom(skb), skb->len, hdr_len); in prism2_wep_encrypt()
104 len = skb->len - hdr_len; in prism2_wep_encrypt()
106 memmove(pos, pos + 4, hdr_len); in prism2_wep_encrypt()
107 pos += hdr_len; in prism2_wep_encrypt()
165 static int prism2_wep_decrypt(struct sk_buff *skb, int hdr_len, void *priv) in prism2_wep_decrypt() argument
178 if (skb->len < hdr_len + 8) in prism2_wep_decrypt()
181 pos = skb->data + hdr_len; in prism2_wep_decrypt()
195 plen = skb->len - hdr_len - 8; in prism2_wep_decrypt()
[all …]
Drtllib_crypt_tkip.c281 static int rtllib_tkip_encrypt(struct sk_buff *skb, int hdr_len, void *priv) in rtllib_tkip_encrypt() argument
295 skb->len < hdr_len) in rtllib_tkip_encrypt()
312 len = skb->len - hdr_len; in rtllib_tkip_encrypt()
314 memmove(pos, pos + 8, hdr_len); in rtllib_tkip_encrypt()
315 pos += hdr_len; in rtllib_tkip_encrypt()
367 static int rtllib_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv) in rtllib_tkip_decrypt() argument
383 if (skb->len < hdr_len + 8 + 4) in rtllib_tkip_decrypt()
387 pos = skb->data + hdr_len; in rtllib_tkip_decrypt()
440 plen = skb->len - hdr_len - 12; in rtllib_tkip_decrypt()
491 memmove(skb->data + 8, skb->data, hdr_len); in rtllib_tkip_decrypt()
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Drtllib_crypt_ccmp.c153 static int rtllib_ccmp_encrypt(struct sk_buff *skb, int hdr_len, void *priv) in rtllib_ccmp_encrypt() argument
163 skb->len < hdr_len) in rtllib_ccmp_encrypt()
167 memmove(pos, pos + CCMP_HDR_LEN, hdr_len); in rtllib_ccmp_encrypt()
168 pos += hdr_len; in rtllib_ccmp_encrypt()
194 int data_len = skb->len - hdr_len - CCMP_HDR_LEN; in rtllib_ccmp_encrypt()
205 sg_set_buf(&sg[1], skb->data + hdr_len + CCMP_HDR_LEN, in rtllib_ccmp_encrypt()
222 static int rtllib_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv) in rtllib_ccmp_decrypt() argument
231 if (skb->len < hdr_len + CCMP_HDR_LEN + CCMP_MIC_LEN) { in rtllib_ccmp_decrypt()
237 pos = skb->data + hdr_len; in rtllib_ccmp_decrypt()
273 size_t data_len = skb->len - hdr_len - CCMP_HDR_LEN; in rtllib_ccmp_decrypt()
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/Linux-v5.4/drivers/net/wireless/intel/ipw2x00/
Dlibipw_tx.c139 struct sk_buff *frag, int hdr_len) in libipw_encrypt_fragment() argument
153 res = crypt->ops->encrypt_mpdu(frag, hdr_len, crypt->priv); in libipw_encrypt_fragment()
251 int bytes, fc, hdr_len; in libipw_xmit() local
319 hdr_len = LIBIPW_3ADDR_LEN; in libipw_xmit()
323 hdr_len += 2; in libipw_xmit()
340 int len = bytes + hdr_len + crypt->ops->extra_msdu_prefix_len + in libipw_xmit()
348 skb_put_data(skb_new, &header, hdr_len); in libipw_xmit()
353 res = crypt->ops->encrypt_msdu(skb_new, hdr_len, crypt->priv); in libipw_xmit()
363 skb_pull(skb, hdr_len); in libipw_xmit()
379 bytes_per_frag = frag_size - hdr_len; in libipw_xmit()
[all …]
/Linux-v5.4/net/ipv4/
Dgre_demux.c65 int hdr_len; in gre_parse_header() local
75 hdr_len = gre_calc_hlen(tpi->flags); in gre_parse_header()
77 if (!pskb_may_pull(skb, nhs + hdr_len)) in gre_parse_header()
115 hdr_len += 4; in gre_parse_header()
117 tpi->hdr_len = hdr_len; in gre_parse_header()
127 if (!pskb_may_pull(skb, nhs + hdr_len + sizeof(*ershdr))) in gre_parse_header()
134 return hdr_len; in gre_parse_header()
/Linux-v5.4/drivers/staging/rtl8192u/ieee80211/
Dieee80211_crypt_wep.c81 static int prism2_wep_encrypt(struct sk_buff *skb, int hdr_len, void *priv) in prism2_wep_encrypt() argument
94 skb->len < hdr_len) in prism2_wep_encrypt()
97 len = skb->len - hdr_len; in prism2_wep_encrypt()
99 memmove(pos, pos + 4, hdr_len); in prism2_wep_encrypt()
100 pos += hdr_len; in prism2_wep_encrypt()
160 static int prism2_wep_decrypt(struct sk_buff *skb, int hdr_len, void *priv) in prism2_wep_decrypt() argument
172 if (skb->len < hdr_len + 8) in prism2_wep_decrypt()
175 pos = skb->data + hdr_len; in prism2_wep_decrypt()
189 plen = skb->len - hdr_len - 8; in prism2_wep_decrypt()
217 memmove(skb->data + 4, skb->data, hdr_len); in prism2_wep_decrypt()
Dieee80211_crypt_tkip.c286 static int ieee80211_tkip_encrypt(struct sk_buff *skb, int hdr_len, void *priv) in ieee80211_tkip_encrypt() argument
299 skb->len < hdr_len) in ieee80211_tkip_encrypt()
315 len = skb->len - hdr_len; in ieee80211_tkip_encrypt()
317 memmove(pos, pos + 8, hdr_len); in ieee80211_tkip_encrypt()
318 pos += hdr_len; in ieee80211_tkip_encrypt()
368 static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv) in ieee80211_tkip_decrypt() argument
383 if (skb->len < hdr_len + 8 + 4) in ieee80211_tkip_decrypt()
387 pos = skb->data + hdr_len; in ieee80211_tkip_decrypt()
435 plen = skb->len - hdr_len - 12; in ieee80211_tkip_decrypt()
488 memmove(skb->data + 8, skb->data, hdr_len); in ieee80211_tkip_decrypt()
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Dieee80211_crypt.h42 int (*encrypt_mpdu)(struct sk_buff *skb, int hdr_len, void *priv);
43 int (*decrypt_mpdu)(struct sk_buff *skb, int hdr_len, void *priv);
48 int (*encrypt_msdu)(struct sk_buff *skb, int hdr_len, void *priv);
49 int (*decrypt_msdu)(struct sk_buff *skb, int keyidx, int hdr_len,
Dieee80211_crypt_ccmp.c159 static int ieee80211_ccmp_encrypt(struct sk_buff *skb, int hdr_len, void *priv) in ieee80211_ccmp_encrypt() argument
169 skb->len < hdr_len) in ieee80211_ccmp_encrypt()
173 memmove(pos, pos + CCMP_HDR_LEN, hdr_len); in ieee80211_ccmp_encrypt()
174 pos += hdr_len; in ieee80211_ccmp_encrypt()
201 size_t data_len = skb->len - hdr_len - CCMP_HDR_LEN; in ieee80211_ccmp_encrypt()
213 sg_set_buf(&sg[1], skb->data + hdr_len + CCMP_HDR_LEN, in ieee80211_ccmp_encrypt()
228 static int ieee80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv) in ieee80211_ccmp_decrypt() argument
236 if (skb->len < hdr_len + CCMP_HDR_LEN + CCMP_MIC_LEN) { in ieee80211_ccmp_decrypt()
242 pos = skb->data + hdr_len; in ieee80211_ccmp_decrypt()
288 size_t data_len = skb->len - hdr_len - CCMP_HDR_LEN; in ieee80211_ccmp_decrypt()
[all …]
/Linux-v5.4/net/core/
Dtso.c20 int hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); in tso_build_hdr() local
23 memcpy(hdr, skb->data, hdr_len); in tso_build_hdr()
28 iph->tot_len = htons(size + hdr_len - mac_hdr_len); in tso_build_hdr()
67 int hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); in tso_start() local
75 tso->size = skb_headlen(skb) - hdr_len; in tso_start()
76 tso->data = skb->data + hdr_len; in tso_start()
/Linux-v5.4/net/xfrm/
Dxfrm_output.c84 int hdr_len; in xfrm6_transport_output() local
89 hdr_len = x->type->hdr_offset(x, skb, &prevhdr); in xfrm6_transport_output()
90 if (hdr_len < 0) in xfrm6_transport_output()
91 return hdr_len; in xfrm6_transport_output()
95 skb->transport_header = skb->network_header + hdr_len; in xfrm6_transport_output()
96 __skb_pull(skb, hdr_len); in xfrm6_transport_output()
97 memmove(ipv6_hdr(skb), iph, hdr_len); in xfrm6_transport_output()
115 int hdr_len; in xfrm6_ro_output() local
119 hdr_len = x->type->hdr_offset(x, skb, &prevhdr); in xfrm6_ro_output()
120 if (hdr_len < 0) in xfrm6_ro_output()
[all …]
/Linux-v5.4/drivers/net/usb/
Dnet1080.c45 __le16 hdr_len; // sizeof nc_header (LE, all) member
344 u16 hdr_len, packet_len; in net1080_rx_fixup() local
360 hdr_len = le16_to_cpup(&header->hdr_len); in net1080_rx_fixup()
367 } else if (hdr_len < MIN_HEADER) { in net1080_rx_fixup()
369 netdev_dbg(dev->net, "header too short, %d\n", hdr_len); in net1080_rx_fixup()
372 } else if (hdr_len > MIN_HEADER) { in net1080_rx_fixup()
374 netdev_dbg(dev->net, "header OOB, %d bytes\n", hdr_len - MIN_HEADER); in net1080_rx_fixup()
378 skb_pull(skb, hdr_len); in net1080_rx_fixup()
407 netdev_dbg(dev->net, "frame <rx h %d p %d id %d\n", header->hdr_len, in net1080_rx_fixup()
458 header->hdr_len = cpu_to_le16(sizeof (*header)); in net1080_tx_fixup()
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/Linux-v5.4/include/net/
Dlib80211.h62 int (*encrypt_mpdu) (struct sk_buff * skb, int hdr_len, void *priv);
63 int (*decrypt_mpdu) (struct sk_buff * skb, int hdr_len, void *priv);
67 int (*encrypt_msdu) (struct sk_buff * skb, int hdr_len, void *priv);
68 int (*decrypt_msdu) (struct sk_buff * skb, int keyidx, int hdr_len,
/Linux-v5.4/drivers/net/ethernet/cisco/enic/
Denic_res.h45 unsigned int mss_or_csum_offset, unsigned int hdr_len, in enic_queue_wq_desc_ex() argument
58 (u16)hdr_len, (u8)offload_mode, in enic_queue_wq_desc_ex()
102 unsigned int csum_offset, unsigned int hdr_len, in enic_queue_wq_desc_csum_l4() argument
106 csum_offset, hdr_len, vlan_tag_insert, vlan_tag, in enic_queue_wq_desc_csum_l4()
113 unsigned int mss, unsigned int hdr_len, int vlan_tag_insert, in enic_queue_wq_desc_tso() argument
117 mss, hdr_len, vlan_tag_insert, vlan_tag, in enic_queue_wq_desc_tso()
/Linux-v5.4/include/linux/soc/qcom/
Dapr.h13 #define APR_HDR_LEN(hdr_len) ((hdr_len)/4) argument
22 #define APR_HDR_FIELD(msg_type, hdr_len, ver)\ argument
23 (((msg_type & 0x3) << 8) | ((hdr_len & 0xF) << 4) | (ver & 0xF))
/Linux-v5.4/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()
[all …]
/Linux-v5.4/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()
497 if (skb_headroom(skb) < flow->hdr_len) { in sch_atm_dequeue()
500 new = skb_realloc_headroom(skb, flow->hdr_len); in sch_atm_dequeue()
[all …]
/Linux-v5.4/drivers/net/ethernet/aquantia/atlantic/
Daq_ring.c297 u16 hdr_len; in aq_ring_rx_clean() local
366 hdr_len = buff->len; in aq_ring_rx_clean()
367 if (hdr_len > AQ_CFG_RX_HDR_SIZE) in aq_ring_rx_clean()
368 hdr_len = eth_get_headlen(skb->dev, in aq_ring_rx_clean()
372 memcpy(__skb_put(skb, hdr_len), aq_buf_vaddr(&buff->rxdata), in aq_ring_rx_clean()
373 ALIGN(hdr_len, sizeof(long))); in aq_ring_rx_clean()
375 if (buff->len - hdr_len > 0) { in aq_ring_rx_clean()
377 buff->rxdata.pg_off + hdr_len, in aq_ring_rx_clean()
378 buff->len - hdr_len, in aq_ring_rx_clean()
/Linux-v5.4/drivers/net/wireless/intersil/hostap/
Dhostap_80211_tx.c73 int hdr_len, encaps_len, skip_header_bytes; in hostap_data_start_xmit() local
141 hdr_len = IEEE80211_DATA_HDR3_LEN; in hostap_data_start_xmit()
158 hdr_len += ETH_ALEN; in hostap_data_start_xmit()
213 need_headroom = local->func->need_tx_headroom + hdr_len + encaps_len; in hostap_data_start_xmit()
244 memcpy(skb_push(skb, hdr_len), &hdr, hdr_len); in hostap_data_start_xmit()
321 int prefix_len, postfix_len, hdr_len, res; in hostap_tx_encrypt() local
359 hdr_len = hostap_80211_get_hdrlen(hdr->frame_control); in hostap_tx_encrypt()
366 res = crypt->ops->encrypt_msdu(skb, hdr_len, crypt->priv); in hostap_tx_encrypt()
368 res = crypt->ops->encrypt_mpdu(skb, hdr_len, crypt->priv); in hostap_tx_encrypt()
/Linux-v5.4/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()

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