137 	int frag_len;  in send_fragment()  local
161 			frag_len = FRAG_HLEN + payload_len - payload_offset;  in send_fragment()
164 			frag_len = FRAG_HLEN + max_frag_len;  in send_fragment()
167 		ip6hdr->ip6_plen = htons(frag_len);  in send_fragment()
170 				frag_len - FRAG_HLEN - UDP_HLEN);  in send_fragment()
173 				frag_len - FRAG_HLEN);  in send_fragment()
174 		frag_len += IP6_HLEN;  in send_fragment()
179 			frag_len = IP4_HLEN + payload_len - payload_offset;  in send_fragment()
182 			frag_len = IP4_HLEN + max_frag_len;  in send_fragment()
185 		iphdr->ip_len = htons(frag_len);  in send_fragment()
188 				frag_len - IP4_HLEN - UDP_HLEN);  in send_fragment()
191 				frag_len - IP4_HLEN);  in send_fragment()
194 	res = sendto(fd_raw, ip_frame, frag_len, 0, addr, alen);  in send_fragment()
197 	if (res != frag_len)  in send_fragment()
198 		error(1, 0, "send_fragment: %d vs %d", res, frag_len);  in send_fragment()
210 	int frag_len;  in send_udp_frags()  local
297 			frag_len = UDP_HLEN + max_frag_len;  in send_udp_frags()
300 			frag_len = 2 * max_frag_len + 1 + rand() % 256;  in send_udp_frags()
306 			frag_len &= ~0x7;  in send_udp_frags()
308 			ip6hdr->ip6_plen = htons(frag_len);  in send_udp_frags()
309 			frag_len += IP6_HLEN;  in send_udp_frags()
311 			frag_len += IP4_HLEN;  in send_udp_frags()
313 			iphdr->ip_len = htons(frag_len);  in send_udp_frags()
315 		res = sendto(fd_raw, ip_frame, frag_len, 0, addr, alen);  in send_udp_frags()
317 			error(1, errno, "sendto overlap: %d", frag_len);  in send_udp_frags()
318 		if (res != frag_len)  in send_udp_frags()
319 			error(1, 0, "sendto overlap: %d vs %d", (int)res, frag_len);  in send_udp_frags()