40     if (packet[i].iov_len > 0) {  in packet_checksum()
41       checksum = ip_checksum_add(checksum, packet[i].iov_base, packet[i].iov_len);  in packet_checksum()
57     len += packet[i].iov_len;  in packet_length()
240   out[pos].iov_len = sizeof(struct icmp6_hdr);  in icmp_to_icmp6()
259     out[CLAT_POS_PAYLOAD].iov_len  = payload_size;  in icmp_to_icmp6()
292   out[pos].iov_len = sizeof(struct icmphdr);  in icmp6_to_icmp()
304     out[CLAT_POS_PAYLOAD].iov_len  = payload_size;  in icmp6_to_icmp()
326   out[pos].iov_len               = 0;  in generic_packet()
328   out[CLAT_POS_PAYLOAD].iov_len  = len;  in generic_packet()
408   out[pos].iov_len               = sizeof(struct udphdr);  in udp_translate()
410   out[CLAT_POS_PAYLOAD].iov_len  = payload_size;  in udp_translate()
446   out[pos].iov_len        = header_size;  in tcp_translate()
459   out[CLAT_POS_PAYLOAD].iov_len  = payload_size;  in tcp_translate()
467 void send_rawv6(int fd, clat_packet out, int iov_len) __attribute__((weak));
469 void send_rawv6(int fd, clat_packet out, int iov_len) {  in send_rawv6()  argument
480   msg.msg_iov = out, msg.msg_iovlen = iov_len,  in send_rawv6()
493   int iov_len = 0;  in translate_packet()  local
517     iov_len = ipv4_packet(out, CLAT_POS_IPHDR, packet, packetsize);  in translate_packet()
518     if (iov_len > 0) {  in translate_packet()
519       send_rawv6(fd, out, iov_len);  in translate_packet()
522     iov_len = ipv6_packet(out, CLAT_POS_IPHDR, packet, packetsize);  in translate_packet()
523     if (iov_len > 0) {  in translate_packet()
525       out[CLAT_POS_TUNHDR].iov_len = sizeof(tun_targ);  in translate_packet()
526       writev(fd, out, iov_len);  in translate_packet()