258 static int build_ipv4_header(uint8_t *buf, int payload_len)  in build_ipv4_header()  argument
266 		htons(sizeof(*iph) + sizeof(struct udphdr) + payload_len);  in build_ipv4_header()
276 static int build_udp_packet(uint8_t *buf, int payload_len, bool csum_off)  in build_udp_packet()  argument
280 	int len = sizeof(*udph) + payload_len;  in build_udp_packet()
287 	memset(buf + sizeof(struct udphdr), PKT_DATA, payload_len);  in build_udp_packet()
297 	return sizeof(*udph) + payload_len;  in build_udp_packet()
300 size_t build_test_packet_valid_udp_gso(uint8_t *buf, size_t payload_len)  in build_test_packet_valid_udp_gso()  argument
314 	cur += build_ipv4_header(cur, payload_len);  in build_test_packet_valid_udp_gso()
315 	cur += build_udp_packet(cur, payload_len, true);  in build_test_packet_valid_udp_gso()
320 size_t build_test_packet_valid_udp_csum(uint8_t *buf, size_t payload_len)  in build_test_packet_valid_udp_csum()  argument
330 	cur += build_ipv4_header(cur, payload_len);  in build_test_packet_valid_udp_csum()
331 	cur += build_udp_packet(cur, payload_len, false);  in build_test_packet_valid_udp_csum()
337 						     size_t payload_len)  in build_test_packet_crash_tap_invalid_eth_proto()  argument
350 	cur += build_ipv4_header(cur, payload_len);  in build_test_packet_crash_tap_invalid_eth_proto()
351 	cur += build_udp_packet(cur, payload_len, true);  in build_test_packet_crash_tap_invalid_eth_proto()
352 	cur += payload_len;  in build_test_packet_crash_tap_invalid_eth_proto()