164 static uint16_t tcp_checksum(void *buf, int payload_len)  in tcp_checksum()  argument
170 		uint16_t payload_len;  in tcp_checksum()  member
176 		uint16_t payload_len;  in tcp_checksum()  member
186 		ph6.payload_len = htons(sizeof(struct tcphdr) + payload_len);  in tcp_checksum()
195 		ph4.payload_len = htons(sizeof(struct tcphdr) + payload_len);  in tcp_checksum()
200 	return checksum_fold(buf, sizeof(struct tcphdr) + payload_len, sum);  in tcp_checksum()
220 static void fill_networklayer(void *buf, int payload_len)  in fill_networklayer()  argument
229 		ip6h->payload_len = htons(sizeof(struct tcphdr) + payload_len);  in fill_networklayer()
244 				payload_len + sizeof(struct iphdr));  in fill_networklayer()
255 				int payload_len, int fin)  in fill_transportlayer()  argument
270 	tcph->check = tcp_checksum(tcph, payload_len);  in fill_transportlayer()
285 			  int payload_len, int fin)  in create_packet()  argument
288 	memset(buf + total_hdr_len, 'a', payload_len);  in create_packet()
290 			    payload_len, fin);  in create_packet()
291 	fill_networklayer(buf + ETH_HLEN, payload_len);  in create_packet()
301 	int payload_len, pkt_size, flag, i;  in send_flags()  local
304 	payload_len = PAYLOAD_LEN * psh;  in send_flags()
305 	pkt_size = total_hdr_len + payload_len;  in send_flags()
308 	create_packet(flag_buf, flag * payload_len, 0, payload_len, 0);  in send_flags()
316 	tcph->check = tcp_checksum(tcph, payload_len);  in send_flags()
393 		ip6h->payload_len = htons(ntohs(ip6h->payload_len) + extlen);  in recompute_packet()
704 	ip6h->payload_len = htons(ntohs(ip6h->payload_len) + extlen);  in send_fragment6()