349 	struct icmp_bxm *icmp_param = (struct icmp_bxm *)from;  in icmp_glue_bits()  local
352 	csum = skb_copy_and_csum_bits(icmp_param->skb,  in icmp_glue_bits()
353 				      icmp_param->offset + offset,  in icmp_glue_bits()
357 	if (icmp_pointers[icmp_param->data.icmph.type].error)  in icmp_glue_bits()
358 		nf_ct_attach(skb, icmp_param->skb);  in icmp_glue_bits()
362 static void icmp_push_reply(struct icmp_bxm *icmp_param,  in icmp_push_reply()  argument
370 	if (ip_append_data(sk, fl4, icmp_glue_bits, icmp_param,  in icmp_push_reply()
371 			   icmp_param->data_len+icmp_param->head_len,  in icmp_push_reply()
372 			   icmp_param->head_len,  in icmp_push_reply()
384 		csum = csum_partial_copy_nocheck((void *)&icmp_param->data,  in icmp_push_reply()
386 						 icmp_param->head_len, csum);  in icmp_push_reply()
397 static void icmp_reply(struct icmp_bxm *icmp_param, struct sk_buff *skb)  in icmp_reply()  argument
407 	int type = icmp_param->data.icmph.type;  in icmp_reply()
408 	int code = icmp_param->data.icmph.code;  in icmp_reply()
410 	if (ip_options_echo(net, &icmp_param->replyopts.opt.opt, skb))  in icmp_reply()
425 	icmp_param->data.icmph.checksum = 0;  in icmp_reply()
433 	if (icmp_param->replyopts.opt.opt.optlen) {  in icmp_reply()
434 		ipc.opt = &icmp_param->replyopts.opt;  in icmp_reply()
436 			daddr = icmp_param->replyopts.opt.opt.faddr;  in icmp_reply()
451 		icmp_push_reply(icmp_param, &fl4, &ipc, &rt);  in icmp_reply()
573 	struct icmp_bxm icmp_param;  in __icmp_send()  local
696 	if (__ip_options_echo(net, &icmp_param.replyopts.opt.opt, skb_in, opt))  in __icmp_send()
704 	icmp_param.data.icmph.type	 = type;  in __icmp_send()
705 	icmp_param.data.icmph.code	 = code;  in __icmp_send()
706 	icmp_param.data.icmph.un.gateway = info;  in __icmp_send()
707 	icmp_param.data.icmph.checksum	 = 0;  in __icmp_send()
708 	icmp_param.skb	  = skb_in;  in __icmp_send()
709 	icmp_param.offset = skb_network_offset(skb_in);  in __icmp_send()
714 	ipc.opt = &icmp_param.replyopts.opt;  in __icmp_send()
717 			       type, code, &icmp_param);  in __icmp_send()
730 	room -= sizeof(struct iphdr) + icmp_param.replyopts.opt.opt.optlen;  in __icmp_send()
733 	icmp_param.data_len = skb_in->len - icmp_param.offset;  in __icmp_send()
734 	if (icmp_param.data_len > room)  in __icmp_send()
735 		icmp_param.data_len = room;  in __icmp_send()
736 	icmp_param.head_len = sizeof(struct icmphdr);  in __icmp_send()
738 	icmp_push_reply(&icmp_param, &fl4, &ipc, &rt);  in __icmp_send()
933 		struct icmp_bxm icmp_param;  in icmp_echo()  local
935 		icmp_param.data.icmph	   = *icmp_hdr(skb);  in icmp_echo()
936 		icmp_param.data.icmph.type = ICMP_ECHOREPLY;  in icmp_echo()
937 		icmp_param.skb		   = skb;  in icmp_echo()
938 		icmp_param.offset	   = 0;  in icmp_echo()
939 		icmp_param.data_len	   = skb->len;  in icmp_echo()
940 		icmp_param.head_len	   = sizeof(struct icmphdr);  in icmp_echo()
941 		icmp_reply(&icmp_param, skb);  in icmp_echo()
956 	struct icmp_bxm icmp_param;  in icmp_timestamp()  local
966 	icmp_param.data.times[1] = inet_current_timestamp();  in icmp_timestamp()
967 	icmp_param.data.times[2] = icmp_param.data.times[1];  in icmp_timestamp()
969 	BUG_ON(skb_copy_bits(skb, 0, &icmp_param.data.times[0], 4));  in icmp_timestamp()
971 	icmp_param.data.icmph	   = *icmp_hdr(skb);  in icmp_timestamp()
972 	icmp_param.data.icmph.type = ICMP_TIMESTAMPREPLY;  in icmp_timestamp()
973 	icmp_param.data.icmph.code = 0;  in icmp_timestamp()
974 	icmp_param.skb		   = skb;  in icmp_timestamp()
975 	icmp_param.offset	   = 0;  in icmp_timestamp()
976 	icmp_param.data_len	   = 0;  in icmp_timestamp()
977 	icmp_param.head_len	   = sizeof(struct icmphdr) + 12;  in icmp_timestamp()
978 	icmp_reply(&icmp_param, skb);  in icmp_timestamp()