71 	__type(value, __u64);
78 	__type(value, __u16);
312 	__u64 *value;  in values_get_tcpipopts()  local
314 	value = bpf_map_lookup_elem(&values, &key);  in values_get_tcpipopts()
315 	if (value && *value != 0) {  in values_get_tcpipopts()
317 			*mss = (*value >> 32) & 0xffff;  in values_get_tcpipopts()
319 			*mss = *value & 0xffff;  in values_get_tcpipopts()
320 		*wscale = (*value >> 16) & 0xf;  in values_get_tcpipopts()
321 		*ttl = (*value >> 24) & 0xff;  in values_get_tcpipopts()
333 	__u64 *value;  in values_inc_synacks()  local
335 	value = bpf_map_lookup_elem(&values, &key);  in values_inc_synacks()
336 	if (value)  in values_inc_synacks()
337 		__sync_fetch_and_add(value, 1);  in values_inc_synacks()
346 		__u16 *value;  in check_port_allowed()  local
348 		value = bpf_map_lookup_elem(&allowed_ports, &key);  in check_port_allowed()
350 		if (!value)  in check_port_allowed()
355 		if (*value == 0)  in check_port_allowed()
358 		if (*value == port)  in check_port_allowed()
603 	__s64 value;  in syncookie_handle_syn()  local
619 		value = bpf_csum_diff(0, 0, (void *)hdr->ipv4, hdr->ipv4->ihl * 4, 0);  in syncookie_handle_syn()
620 		if (value < 0)  in syncookie_handle_syn()
622 		if (csum_fold(value) != 0)  in syncookie_handle_syn()
625 		value = bpf_csum_diff(0, 0, (void *)hdr->tcp, hdr->tcp_len, 0);  in syncookie_handle_syn()
626 		if (value < 0)  in syncookie_handle_syn()
629 				      hdr->tcp_len, IPPROTO_TCP, value) != 0)  in syncookie_handle_syn()
634 		value = bpf_tcp_raw_gen_syncookie_ipv4(hdr->ipv4, hdr->tcp,  in syncookie_handle_syn()
638 		value = bpf_csum_diff(0, 0, (void *)hdr->tcp, hdr->tcp_len, 0);  in syncookie_handle_syn()
639 		if (value < 0)  in syncookie_handle_syn()
642 				    hdr->tcp_len, IPPROTO_TCP, value) != 0)  in syncookie_handle_syn()
647 		value = bpf_tcp_raw_gen_syncookie_ipv6(hdr->ipv6, hdr->tcp,  in syncookie_handle_syn()
653 	if (value < 0)  in syncookie_handle_syn()
655 	cookie = (__u32)value;  in syncookie_handle_syn()
688 	value = bpf_csum_diff(0, 0, (void *)hdr->tcp, hdr->tcp_len, 0);  in syncookie_handle_syn()
689 	if (value < 0)  in syncookie_handle_syn()
696 						    value);  in syncookie_handle_syn()
699 		value = bpf_csum_diff(0, 0, (void *)hdr->ipv4, sizeof(*hdr->ipv4), 0);  in syncookie_handle_syn()
700 		if (value < 0)  in syncookie_handle_syn()
702 		hdr->ipv4->check = csum_fold(value);  in syncookie_handle_syn()
708 						  value);  in syncookie_handle_syn()