228 int icmp_to_icmp6(clat_packet out, clat_packet_index pos, const struct icmphdr *icmp,  in icmp_to_icmp6()  argument
230   struct icmp6_hdr *icmp6_targ = out[pos].iov_base;  in icmp_to_icmp6()
240   out[pos].iov_len = sizeof(struct icmp6_hdr);  in icmp_to_icmp6()
245     clat_packet_len = ipv4_packet(out, pos + 1, payload, payload_size);  in icmp_to_icmp6()
258     out[CLAT_POS_PAYLOAD].iov_base = (uint8_t *)payload;  in icmp_to_icmp6()
259     out[CLAT_POS_PAYLOAD].iov_len  = payload_size;  in icmp_to_icmp6()
267   icmp6_targ->icmp6_cksum = packet_checksum(checksum, out, pos);  in icmp_to_icmp6()
280 int icmp6_to_icmp(clat_packet out, clat_packet_index pos, const struct icmp6_hdr *icmp6,  in icmp6_to_icmp()  argument
282   struct icmphdr *icmp_targ = out[pos].iov_base;  in icmp6_to_icmp()
292   out[pos].iov_len = sizeof(struct icmphdr);  in icmp6_to_icmp()
298     clat_packet_len = ipv6_packet(out, pos + 1, payload, payload_size);  in icmp6_to_icmp()
303     out[CLAT_POS_PAYLOAD].iov_base = (uint8_t *)payload;  in icmp6_to_icmp()
304     out[CLAT_POS_PAYLOAD].iov_len  = payload_size;  in icmp6_to_icmp()
312   icmp_targ->checksum = packet_checksum(0, out, pos);  in icmp6_to_icmp()
325 int generic_packet(clat_packet out, clat_packet_index pos, const uint8_t *payload, size_t len) {  in generic_packet()  argument
326   out[pos].iov_len               = 0;  in generic_packet()
327   out[CLAT_POS_PAYLOAD].iov_base = (uint8_t *)payload;  in generic_packet()
328   out[CLAT_POS_PAYLOAD].iov_len  = len;  in generic_packet()
341 int udp_packet(clat_packet out, clat_packet_index pos, const struct udphdr *udp, uint32_t old_sum,  in udp_packet()  argument
354   return udp_translate(out, pos, udp, old_sum, new_sum, payload, payload_size);  in udp_packet()
365 int tcp_packet(clat_packet out, clat_packet_index pos, const struct tcphdr *tcp, uint32_t old_sum,  in tcp_packet()  argument
389   return tcp_translate(out, pos, tcp, header_size, old_sum, new_sum, payload, payload_size);  in tcp_packet()
402 int udp_translate(clat_packet out, clat_packet_index pos, const struct udphdr *udp,  in udp_translate()  argument
404   struct udphdr *udp_targ = out[pos].iov_base;  in udp_translate()
408   out[pos].iov_len               = sizeof(struct udphdr);  in udp_translate()
409   out[CLAT_POS_PAYLOAD].iov_base = (uint8_t *)payload;  in udp_translate()
410   out[CLAT_POS_PAYLOAD].iov_len  = payload_size;  in udp_translate()
420     udp_targ->check = packet_checksum(new_sum, out, pos);  in udp_translate()
442 int tcp_translate(clat_packet out, clat_packet_index pos, const struct tcphdr *tcp,  in tcp_translate()  argument
445   struct tcphdr *tcp_targ = out[pos].iov_base;  in tcp_translate()
446   out[pos].iov_len        = header_size;  in tcp_translate()
458   out[CLAT_POS_PAYLOAD].iov_base = (uint8_t *)payload;  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()
481   sin6.sin6_addr = ((struct ip6_hdr *)out[CLAT_POS_IPHDR].iov_base)->ip6_dst;  in send_rawv6()
505   clat_packet out = {  in translate_packet()  local
517     iov_len = ipv4_packet(out, CLAT_POS_IPHDR, packet, packetsize);  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()
525       out[CLAT_POS_TUNHDR].iov_len = sizeof(tun_targ);  in translate_packet()
526       writev(fd, out, iov_len);  in translate_packet()