src/ip_type.h

   1 #ifndef IP_TYPE_H
   2 #define IP_TYPE_H
   3
   4 #include <stdint.h>
   5
   6 typedef union {
   7         unsigned char octet[4];
   8         uint32_t as_int;
   9 } ip_type4;
  10
  11 typedef struct {
  12         union {
  13                 ip_type4 v4;
  14                 unsigned char v6[16];
  15         } addr;
  16         char is_v6;
  17 } ip_type;
  18
  19 #define IPT4_INT(X) (ip_type4){.as_int = (X)}
  20 #define IPT4_INVALID IPT4_INT(-1)
  21
  22 #define IPT4_BYTES(A,B,C,D) (ip_type4){.octet = {(A), (B), (C), (D)} }
  23 #define IPT4_LOCALHOST IPT4_BYTES(127,0,0,1)
  24
  25 #endif