if (is_ip4)
return (ip46_address->ip4.as_u8[0] == 127);
else
- return (ip46_address->as_u64[0] == 0 && ip46_address->as_u64[1] == 1);
+ return (ip46_address->as_u64[0] == 0 &&
+ clib_net_to_host_u64 (ip46_address->as_u64[1]) == 1);
+}
+
+u8
+ip4_is_local_host (ip4_address_t * ip4_address)
+{
+ return (ip4_address->as_u8[0] == 127);
+}
+
+u8
+ip6_is_local_host (ip6_address_t * ip6_address)
+{
+ return (ip6_address->as_u64[0] == 0 &&
+ clib_net_to_host_u64 (ip6_address->as_u64[1]) == 1);
}
/**
prefix.fp_proto = FIB_PROTOCOL_IP6;
}
- clib_memcpy (&prefix.fp_addr, ip46_address, sizeof (ip46_address_t));
- fei = fib_table_lookup (0, &prefix);
+ clib_memcpy_fast (&prefix.fp_addr, ip46_address, sizeof (ip46_address_t));
+ fei = fib_table_lookup (fib_index, &prefix);
flags = fib_entry_get_flags (fei);
return (flags & FIB_ENTRY_FLAG_LOCAL);
}
+void
+ip_copy (ip46_address_t * dst, ip46_address_t * src, u8 is_ip4)
+{
+ if (is_ip4)
+ dst->ip4.as_u32 = src->ip4.as_u32;
+ else
+ clib_memcpy_fast (&dst->ip6, &src->ip6, sizeof (ip6_address_t));
+}
+
+void
+ip_set (ip46_address_t * dst, void *src, u8 is_ip4)
+{
+ if (is_ip4)
+ dst->ip4.as_u32 = ((ip4_address_t *) src)->as_u32;
+ else
+ clib_memcpy_fast (&dst->ip6, (ip6_address_t *) src,
+ sizeof (ip6_address_t));
+}
+
u8
ip_interface_has_address (u32 sw_if_index, ip46_address_t * ip, u8 is_ip4)
{
return 0;
}
-void
-ip_copy (ip46_address_t * dst, ip46_address_t * src, u8 is_ip4)
+void *
+ip_interface_get_first_ip (u32 sw_if_index, u8 is_ip4)
{
+ ip_lookup_main_t *lm4 = &ip4_main.lookup_main;
+ ip_lookup_main_t *lm6 = &ip6_main.lookup_main;
+ ip_interface_address_t *ia = 0;
+
if (is_ip4)
- dst->ip4.as_u32 = src->ip4.as_u32;
+ {
+ /* *INDENT-OFF* */
+ foreach_ip_interface_address (lm4, ia, sw_if_index, 1 /* unnumbered */ ,
+ ({
+ return ip_interface_address_get_address (lm4, ia);
+ }));
+ /* *INDENT-ON* */
+ }
else
- clib_memcpy (&dst->ip6, &src->ip6, sizeof (ip6_address_t));
+ {
+ /* *INDENT-OFF* */
+ foreach_ip_interface_address (lm6, ia, sw_if_index, 1 /* unnumbered */ ,
+ ({
+ ip6_address_t *rv;
+ rv = ip_interface_address_get_address (lm6, ia);
+ /* Trying to use a link-local ip6 src address is a fool's errand */
+ if (!ip6_address_is_link_local_unicast (rv))
+ return rv;
+ }));
+ /* *INDENT-ON* */
+ }
+
+ return 0;
}
void
-ip_set (ip46_address_t * dst, void *src, u8 is_ip4)
+ip4_address_normalize (ip4_address_t * ip4, u8 preflen)
{
- if (is_ip4)
- dst->ip4.as_u32 = ((ip4_address_t *) src)->as_u32;
+ ASSERT (preflen <= 32);
+ if (preflen == 0)
+ ip4->data_u32 = 0;
+ else
+ ip4->data_u32 &= clib_net_to_host_u32 (0xffffffff << (32 - preflen));
+}
+
+void
+ip6_address_normalize (ip6_address_t * ip6, u8 preflen)
+{
+ ASSERT (preflen <= 128);
+ if (preflen == 0)
+ {
+ ip6->as_u64[0] = 0;
+ ip6->as_u64[1] = 0;
+ }
+ else if (preflen <= 64)
+ {
+ ip6->as_u64[0] &=
+ clib_host_to_net_u64 (0xffffffffffffffffL << (64 - preflen));
+ ip6->as_u64[1] = 0;
+ }
else
- clib_memcpy (&dst->ip6, (ip6_address_t *) src, sizeof (ip6_address_t));
+ ip6->as_u64[1] &=
+ clib_host_to_net_u64 (0xffffffffffffffffL << (128 - preflen));
+}
+
+void
+ip4_preflen_to_mask (u8 pref_len, ip4_address_t * ip)
+{
+ if (pref_len == 0)
+ ip->as_u32 = 0;
+ else
+ ip->as_u32 = clib_host_to_net_u32 (~((1 << (32 - pref_len)) - 1));
+}
+
+u32
+ip4_mask_to_preflen (ip4_address_t * mask)
+{
+ if (mask->as_u32 == 0)
+ return 0;
+ return (32 - log2_first_set (clib_net_to_host_u32 (mask->as_u32)));
+}
+
+void
+ip4_prefix_max_address_host_order (ip4_address_t * ip, u8 plen,
+ ip4_address_t * res)
+{
+ u32 not_mask;
+ not_mask = (1 << (32 - plen)) - 1;
+ res->as_u32 = clib_net_to_host_u32 (ip->as_u32) + not_mask;
+}
+
+void
+ip6_preflen_to_mask (u8 pref_len, ip6_address_t * mask)
+{
+ if (pref_len == 0)
+ {
+ mask->as_u64[0] = 0;
+ mask->as_u64[1] = 0;
+ }
+ else if (pref_len <= 64)
+ {
+ mask->as_u64[0] =
+ clib_host_to_net_u64 (0xffffffffffffffffL << (64 - pref_len));
+ mask->as_u64[1] = 0;
+ }
+ else
+ {
+ mask->as_u64[0] = 0xffffffffffffffffL;
+ mask->as_u64[1] =
+ clib_host_to_net_u64 (0xffffffffffffffffL << (128 - pref_len));
+ }
+}
+
+void
+ip6_prefix_max_address_host_order (ip6_address_t * ip, u8 plen,
+ ip6_address_t * res)
+{
+ u64 not_mask;
+ if (plen == 0)
+ {
+ res->as_u64[0] = 0xffffffffffffffffL;
+ res->as_u64[1] = 0xffffffffffffffffL;
+ }
+ else if (plen <= 64)
+ {
+ not_mask = ((u64) 1 << (64 - plen)) - 1;
+ res->as_u64[0] = clib_net_to_host_u64 (ip->as_u64[0]) + not_mask;
+ res->as_u64[1] = 0xffffffffffffffffL;
+ }
+ else
+ {
+ not_mask = ((u64) 1 << (128 - plen)) - 1;
+ res->as_u64[1] = clib_net_to_host_u64 (ip->as_u64[1]) + not_mask;
+ }
+}
+
+u32
+ip6_mask_to_preflen (ip6_address_t * mask)
+{
+ u8 first1, first0;
+ if (mask->as_u64[0] == 0 && mask->as_u64[1] == 0)
+ return 0;
+ first1 = log2_first_set (clib_net_to_host_u64 (mask->as_u64[1]));
+ first0 = log2_first_set (clib_net_to_host_u64 (mask->as_u64[0]));
+
+ if (first1 != 0)
+ return 128 - first1;
+ else
+ return 64 - first0;
+}
+
+u8 *
+format_ip_address_family (u8 * s, va_list * args)
+{
+ ip_address_family_t af = va_arg (*args, ip_address_family_t);
+
+ switch (af)
+ {
+ case AF_IP4:
+ return (format (s, "ip4"));
+ case AF_IP6:
+ return (format (s, "ip6"));
+ }
+
+ return (format (s, "unknown"));
+}
+
+u8 *
+format_ip_dscp (u8 * s, va_list * va)
+{
+ ip_dscp_t dscp = va_arg (*va, u32); // int promotion of u8
+
+ switch (dscp)
+ {
+#define _(n,v) \
+ case IP_DSCP_##v: \
+ return (format (s, "%s", #v));
+ foreach_ip_dscp
+#undef _
+ }
+
+ return (format (s, "unknown"));
+}
+
+u8 *
+format_ip_ecn (u8 * s, va_list * va)
+{
+ ip_ecn_t ecn = va_arg (*va, u32); // int promotion of u8
+
+ switch (ecn)
+ {
+#define _(n,v) \
+ case IP_ECN_##v: \
+ return (format (s, "%s", #v));
+ foreach_ip_ecn
+#undef _
+ }
+
+ return (format (s, "unknown"));
}
/*
Code Review / vpp.git / blobdiff