39     if (packet[i].iov_len > 0) {  in packet_checksum()
40       checksum = ip_checksum_add(checksum, packet[i].iov_base, packet[i].iov_len);  in packet_checksum()
56     len += packet[i].iov_len;  in packet_length()
239   out[pos].iov_len = sizeof(struct icmp6_hdr);  in icmp_to_icmp6()
260     out[CLAT_POS_PAYLOAD].iov_len = payload_size;  in icmp_to_icmp6()
293   out[pos].iov_len = sizeof(struct icmphdr);  in icmp6_to_icmp()
306     out[CLAT_POS_PAYLOAD].iov_len = payload_size;  in icmp6_to_icmp()
328   out[pos].iov_len = 0;  in generic_packet()
330   out[CLAT_POS_PAYLOAD].iov_len = len;  in generic_packet()
410   out[pos].iov_len = sizeof(struct udphdr);  in udp_translate()
412   out[CLAT_POS_PAYLOAD].iov_len = payload_size;  in udp_translate()
448   out[pos].iov_len = header_size;  in tcp_translate()
461   out[CLAT_POS_PAYLOAD].iov_len = payload_size;  in tcp_translate()
469 void send_rawv6(int fd, clat_packet out, int iov_len) __attribute__((weak));
471 void send_rawv6(int fd, clat_packet out, int iov_len) {  in send_rawv6()  argument
483   msg.msg_iovlen = iov_len,  in send_rawv6()
496   int iov_len = 0;  in translate_packet()  local
520     iov_len = ipv4_packet(out, CLAT_POS_IPHDR, packet, packetsize);  in translate_packet()
521     if (iov_len > 0) {  in translate_packet()
522       send_rawv6(fd, out, iov_len);  in translate_packet()
525     iov_len = ipv6_packet(out, CLAT_POS_IPHDR, packet, packetsize);  in translate_packet()
526     if (iov_len > 0) {  in translate_packet()
528       out[CLAT_POS_TUNHDR].iov_len = sizeof(tun_targ);  in translate_packet()
529       send_tun(fd, out, iov_len);  in translate_packet()