epan/ftypes/ftype-ipv4.c

   1
   2 #ifdef HAVE_CONFIG_H
   3 #include "config.h"
   4 #endif
   5
   6 #include <ftypes-int.h>
   7 #include "ipv4.h"
   8 #include "resolv.h"
   9
  10 static void
  11 ftype_from_tvbuff(field_info *fi, tvbuff_t *tvb, int start, int length,
  12         gboolean little_endian)
  13 {
  14         /* XXX */
  15         g_assert_not_reached();
  16 }
  17
  18
  19
  20 static void
  21 set_integer(fvalue_t *fv, guint32 value)
  22 {
  23         ipv4_addr_set_net_order_addr(&(fv->value.ipv4), value);
  24         ipv4_addr_set_netmask_bits(&(fv->value.ipv4), 32);
  25 }
  26
  27 static gpointer
  28 value_get(fvalue_t *fv)
  29 {
  30         return &(fv->value.ipv4);
  31 }
  32
  33 static gboolean
  34 val_from_string(fvalue_t *fv, char *s, LogFunc log)
  35 {
  36         guint32 addr;
  37
  38         if (!get_host_ipaddr(s, &addr)) {
  39                 log("\"%s\" is not a valid hostname or IPv4 address.", s);
  40                 return FALSE;
  41         }
  42         ipv4_addr_set_host_order_addr(&(fv->value.ipv4), addr);
  43         /*ipv4_addr_set_netmask_bits(&node->value.ipv4, nmask_bits);*/
  44         ipv4_addr_set_netmask_bits(&(fv->value.ipv4), 32);
  45         return TRUE;
  46 }
  47
  48 static gboolean
  49 cmp_eq(fvalue_t *a, fvalue_t *b)
  50 {
  51         return ipv4_addr_eq(&a->value.ipv4, &b->value.ipv4);
  52 }
  53
  54 static gboolean
  55 cmp_ne(fvalue_t *a, fvalue_t *b)
  56 {
  57         return ipv4_addr_ne(&a->value.ipv4, &b->value.ipv4);
  58 }
  59
  60 static gboolean
  61 cmp_gt(fvalue_t *a, fvalue_t *b)
  62 {
  63         return ipv4_addr_gt(&a->value.ipv4, &b->value.ipv4);
  64 }
  65
  66 static gboolean
  67 cmp_ge(fvalue_t *a, fvalue_t *b)
  68 {
  69         return ipv4_addr_ge(&a->value.ipv4, &b->value.ipv4);
  70 }
  71
  72 static gboolean
  73 cmp_lt(fvalue_t *a, fvalue_t *b)
  74 {
  75         return ipv4_addr_lt(&a->value.ipv4, &b->value.ipv4);
  76 }
  77
  78 static gboolean
  79 cmp_le(fvalue_t *a, fvalue_t *b)
  80 {
  81         return ipv4_addr_le(&a->value.ipv4, &b->value.ipv4);
  82 }
  83
  84 void
  85 ftype_register_ipv4(void)
  86 {
  87
  88         static ftype_t ipv4_type = {
  89                 "FT_IPv4",
  90                 "IPv4 address",
  91                 4,
  92                 NULL,
  93                 NULL,
  94                 ftype_from_tvbuff,
  95                 val_from_string,
  96
  97                 NULL,
  98                 set_integer,
  99                 NULL,
 100
 101                 value_get,
 102                 NULL,
 103                 NULL,
 104
 105                 cmp_eq,
 106                 cmp_ne,
 107                 cmp_gt,
 108                 cmp_ge,
 109                 cmp_lt,
 110                 cmp_le,
 111         };
 112
 113         ftype_register(FT_IPv4, &ipv4_type);
 114 }