60 int net_icmpv6_finalize(struct net_pkt *pkt, bool force_chksum)  in net_icmpv6_finalize()  argument
66 	icmp_hdr = (struct net_icmp_hdr *)net_pkt_get_data(pkt, &icmp_access);  in net_icmpv6_finalize()
72 	if (net_if_need_calc_tx_checksum(net_pkt_iface(pkt), NET_IF_CHECKSUM_IPV6_ICMP) ||  in net_icmpv6_finalize()
74 		icmp_hdr->chksum = net_calc_chksum_icmpv6(pkt);  in net_icmpv6_finalize()
75 		net_pkt_set_chksum_done(pkt, true);  in net_icmpv6_finalize()
78 	return net_pkt_set_data(pkt, &icmp_access);  in net_icmpv6_finalize()
81 int net_icmpv6_create(struct net_pkt *pkt, uint8_t icmp_type, uint8_t icmp_code)  in net_icmpv6_create()  argument
87 	icmp_hdr = (struct net_icmp_hdr *)net_pkt_get_data(pkt, &icmp_access);  in net_icmpv6_create()
96 	return net_pkt_set_data(pkt, &icmp_access);  in net_icmpv6_create()
100 				      struct net_pkt *pkt,  in icmpv6_handle_echo_request()  argument
118 		net_pkt_ipv6_ext_len(pkt) - NET_ICMPH_LEN;  in icmpv6_handle_echo_request()
124 	reply = net_pkt_alloc_with_buffer(net_pkt_iface(pkt), payload_len,  in icmpv6_handle_echo_request()
133 		src = net_if_ipv6_select_src_addr(net_pkt_iface(pkt),  in icmpv6_handle_echo_request()
151 	net_pkt_set_ip_dscp(reply, net_pkt_ip_dscp(pkt));  in icmpv6_handle_echo_request()
152 	net_pkt_set_ip_ecn(reply, net_pkt_ip_ecn(pkt));  in icmpv6_handle_echo_request()
160 	    net_pkt_copy(reply, pkt, payload_len)) {  in icmpv6_handle_echo_request()
185 	net_stats_update_icmp_drop(net_pkt_iface(pkt));  in icmpv6_handle_echo_request()
197 	struct net_pkt *pkt;  in net_icmpv6_send_error()  local
236 	pkt = net_pkt_alloc_with_buffer(net_pkt_iface(orig),  in net_icmpv6_send_error()
241 	if (!pkt) {  in net_icmpv6_send_error()
260 	ret = net_pkt_write(pkt, net_pkt_lladdr_src(orig)->addr,  in net_icmpv6_send_error()
267 	memcpy(net_pkt_lladdr_dst(pkt)->addr, pkt->buffer->data,  in net_icmpv6_send_error()
270 	ret = net_pkt_write(pkt, net_pkt_lladdr_dst(orig)->addr,  in net_icmpv6_send_error()
277 	net_buf_pull_mem(pkt->buffer, net_pkt_lladdr_dst(orig)->len);  in net_icmpv6_send_error()
279 	memcpy(net_pkt_lladdr_src(pkt)->addr, pkt->buffer->data,  in net_icmpv6_send_error()
282 	net_buf_pull_mem(pkt->buffer, net_pkt_lladdr_src(orig)->len);  in net_icmpv6_send_error()
284 	net_pkt_lladdr_src(pkt)->len = net_pkt_lladdr_dst(orig)->len;  in net_icmpv6_send_error()
285 	net_pkt_lladdr_dst(pkt)->len = net_pkt_lladdr_src(orig)->len;  in net_icmpv6_send_error()
288 		src = net_if_ipv6_select_src_addr(net_pkt_iface(pkt),  in net_icmpv6_send_error()
294 	if (net_ipv6_create(pkt, src, (struct in6_addr *)ip_hdr->src) ||  in net_icmpv6_send_error()
295 	    net_icmpv6_create(pkt, type, code)) {  in net_icmpv6_send_error()
302 		err = net_pkt_write_be32(pkt, param);  in net_icmpv6_send_error()
304 		err = net_pkt_memset(pkt, 0, NET_ICMPV6_UNUSED_LEN);  in net_icmpv6_send_error()
310 	copy_len = net_pkt_available_buffer(pkt);  in net_icmpv6_send_error()
312 	if (err || net_pkt_copy(pkt, orig, copy_len)) {  in net_icmpv6_send_error()
316 	net_pkt_cursor_init(pkt);  in net_icmpv6_send_error()
317 	net_ipv6_finalize(pkt, IPPROTO_ICMPV6);  in net_icmpv6_send_error()
324 	if (net_try_send_data(pkt, K_NO_WAIT) >= 0) {  in net_icmpv6_send_error()
325 		net_stats_update_icmp_sent(net_pkt_iface(pkt));  in net_icmpv6_send_error()
330 	net_pkt_unref(pkt);  in net_icmpv6_send_error()
338 enum net_verdict net_icmpv6_input(struct net_pkt *pkt,  in net_icmpv6_input()  argument
346 	icmp_hdr = (struct net_icmp_hdr *)net_pkt_get_data(pkt, &icmp_access);  in net_icmpv6_input()
353 	if (net_if_need_calc_rx_checksum(net_pkt_iface(pkt), NET_IF_CHECKSUM_IPV6_ICMP) ||  in net_icmpv6_input()
354 	    net_pkt_is_ip_reassembled(pkt)) {  in net_icmpv6_input()
355 		if (net_calc_chksum_icmpv6(pkt) != 0U) {  in net_icmpv6_input()
361 	net_pkt_acknowledge_data(pkt, &icmp_access);  in net_icmpv6_input()
367 	net_stats_update_icmp_recv(net_pkt_iface(pkt));  in net_icmpv6_input()
369 	ret = net_icmp_call_ipv6_handlers(pkt, ip_hdr, icmp_hdr);  in net_icmpv6_input()
374 	net_pkt_unref(pkt);  in net_icmpv6_input()
379 	net_stats_update_icmp_drop(net_pkt_iface(pkt));  in net_icmpv6_input()