size_to_write_fct size_to_write_fcts[GID_ADDR_TYPES] =
{ ip_prefix_size_to_write, lcaf_size_to_write, mac_size_to_write,
- sd_size_to_write, nsh_size_to_write
+ sd_size_to_write, nsh_size_to_write, 0 /* arp */ , no_addr_size_to_write
};
+
serdes_fct write_fcts[GID_ADDR_TYPES] =
- { ip_prefix_write, lcaf_write, mac_write, sd_write, nsh_write };
+ { ip_prefix_write, lcaf_write, mac_write, sd_write, nsh_write, 0 /* arp */ ,
+ no_addr_write
+};
+
cast_fct cast_fcts[GID_ADDR_TYPES] =
- { ip_prefix_cast, lcaf_cast, mac_cast, sd_cast, nsh_cast };
+ { ip_prefix_cast, lcaf_cast, mac_cast, sd_cast, nsh_cast, 0 /* arp */ ,
+ no_addr_cast
+};
+
addr_len_fct addr_len_fcts[GID_ADDR_TYPES] =
- { ip_prefix_length, lcaf_length, mac_length, sd_length, nsh_length };
+ { ip_prefix_length, lcaf_length, mac_length, sd_length, nsh_length,
+ 0 /* arp */ , no_addr_length
+};
+
copy_fct copy_fcts[GID_ADDR_TYPES] =
- { ip_prefix_copy, lcaf_copy, mac_copy, sd_copy, nsh_copy };
+ { ip_prefix_copy, lcaf_copy, mac_copy, sd_copy, nsh_copy, 0 /* arp */ ,
+ no_addr_copy
+};
#define foreach_lcaf_type \
_(1, no_addr) \
_(0, NULL) \
_(0, NULL) \
_(0, NULL) \
- _(1, sd)
+ _(1, sd) \
+ _(0, NULL) \
+ _(0, NULL) \
+ _(0, NULL) \
+ _(0, NULL) \
+ _(1, nsh)
#define _(cond, name) \
u16 name ## _write (u8 * p, void * a); \
return 1;
}
-uword
-unformat_mac_address (unformat_input_t * input, va_list * args)
-{
- u8 *a = va_arg (*args, u8 *);
- return unformat (input, "%x:%x:%x:%x:%x:%x", &a[0], &a[1], &a[2], &a[3],
- &a[4], &a[5]);
-}
-
-u8 *
-format_mac_address (u8 * s, va_list * args)
-{
- u8 *a = va_arg (*args, u8 *);
- return format (s, "%02x:%02x:%02x:%02x:%02x:%02x",
- a[0], a[1], a[2], a[3], a[4], a[5]);
-}
-
uword
unformat_nsh_address (unformat_input_t * input, va_list * args)
{
return format (s, "SPI:%d SI:%d", a->spi, a->si);
}
+u8 *
+format_fid_nsh_address (u8 * s, va_list * args)
+{
+ u32 *a = va_arg (*args, u32 *);
+ return format (s, "SPI:%d SI:%d", *a >> 8, *a & 0xff);
+}
+
u8 *
format_fid_address (u8 * s, va_list * args)
{
case FID_ADDR_MAC:
return format (s, "%U", format_mac_address, &fid_addr_mac (a));
case FID_ADDR_NSH:
- return format (s, "%U", format_nsh_address, &fid_addr_nsh (a));
+ return format (s, "%U", format_fid_nsh_address, &fid_addr_nsh (a));
default:
clib_warning ("Can't format fid address type %d!", fid_addr_type (a));
case GID_ADDR_MAC:
return format (s, "[%d] %U", gid_address_vni (a), format_mac_address,
&gid_address_mac (a));
+ case GID_ADDR_ARP:
+ case GID_ADDR_NDP:
+ return format (s, "[%d, %U]", gid_address_arp_ndp_bd (a),
+ format_ip_address, &gid_address_arp_ndp_ip (a));
case GID_ADDR_NSH:
return format (s, "%U", format_nsh_address, &gid_address_nsh (a));
+
default:
clib_warning ("Can't format gid type %d", type);
return 0;
else if (unformat (i, "%U", unformat_nsh_address, &nsh))
{
fid_addr_type (a) = FID_ADDR_NSH;
- nsh_copy (&fid_addr_nsh (a), mac);
+ nsh_copy (&fid_addr_nsh (a), &nsh);
}
else
return 0;
return ip_address_parse (p, afi, ip_addr);
case FID_ADDR_NSH:
- ASSERT (0);
break;
}
return ~0;
}
+#define INC(dst, exp) \
+do { \
+ u16 _sum = (exp); \
+ if ((u16)~0 == _sum) \
+ return ~0; \
+ dst += _sum; \
+} while (0);
+
+void
+nsh_free (void *a)
+{
+ /* nothing to do */
+}
+
+u16
+nsh_parse (u8 * p, void *a)
+{
+ lcaf_spi_hdr_t *h = (lcaf_spi_hdr_t *) p;
+ gid_address_t *g = a;
+
+ gid_address_type (g) = GID_ADDR_NSH;
+ gid_address_nsh_spi (g) = clib_net_to_host_u32 (LCAF_SPI_SI (h)) >> 8;
+ gid_address_nsh_si (g) = (u8) clib_net_to_host_u32 (LCAF_SPI_SI (h));
+
+ return sizeof (lcaf_spi_hdr_t);
+}
+
+int
+nsh_cmp (void *a1, void *a2)
+{
+ nsh_t *n1 = a1;
+ nsh_t *n2 = a2;
+
+ if (n1->spi != n2->spi)
+ return 1;
+ if (n1->si != n2->si)
+ return 1;
+ return 0;
+}
+
u16
sd_parse (u8 * p, void *a)
{
sd_hdr = (lcaf_src_dst_hdr_t *) (p + size);
size += sizeof (sd_hdr[0]);
- size += fid_addr_parse (p + size, src);
- size += fid_addr_parse (p + size, dst);
+ INC (size, fid_addr_parse (p + size, src));
+ INC (size, fid_addr_parse (p + size, dst));
if (fid_addr_type (src) == FID_ADDR_IP_PREF)
{
if (LCAF_SOURCE_DEST != lcaf_type (&lcaf))
return ~0;
- size += sd_parse (p + size, a);
+ INC (size, sd_parse (p + size, a));
return size;
}
u16 afi = clib_net_to_host_u16 (*((u16 *) (p + size)));
if (LISP_AFI_LCAF == afi)
{
- u16 len = try_parse_src_dst_lcaf (p + size, g);
- if ((u16) ~ 0 == len)
- return ~0;
- size += len;
+ INC (size, try_parse_src_dst_lcaf (p + size, g));
}
else
- size += gid_address_parse (p + size, g);
+ INC (size, gid_address_parse (p + size, g));
return size;
}
clib_warning ("Unsupported LCAF type: %u", type);
return ~0;
}
- size += (*lcaf_parse_fcts[type]) (offset + size, lcaf);
+ INC (size, (*lcaf_parse_fcts[type]) (offset + size, lcaf));
return sizeof (u16) + size;
}
{
if (IP4 == ip_addr_version (src))
{
- /* don't copy any garbe from the union */
+ /* don't copy any garbage from the union */
memset (dst, 0, sizeof (*dst));
dst->ip.v4 = src->ip.v4;
dst->version = IP4;
return &gid_address_mac (a);
}
+void *
+no_addr_cast (gid_address_t * a)
+{
+ return (void *) a;
+}
+
void *
sd_cast (gid_address_t * a)
{
u16
nsh_write (u8 * p, void *a)
{
- clib_warning ("not done");
- return 0;
+ lcaf_spi_hdr_t spi;
+ lcaf_hdr_t lcaf;
+ gid_address_t *g = a;
+ u16 size = 0;
+
+ ASSERT (gid_address_type (g) == GID_ADDR_NSH);
+
+ memset (&lcaf, 0, sizeof (lcaf));
+ memset (&spi, 0, sizeof (spi));
+
+ LCAF_TYPE (&lcaf) = LCAF_NSH;
+ LCAF_LENGTH (&lcaf) = clib_host_to_net_u16 (sizeof (lcaf_spi_hdr_t));
+
+ u32 s = clib_host_to_net_u32 (gid_address_nsh_spi (g) << 8 |
+ gid_address_nsh_si (g));
+ LCAF_SPI_SI (&spi) = s;
+
+ *(u16 *) p = clib_host_to_net_u16 (LISP_AFI_LCAF);
+ size += sizeof (u16);
+
+ clib_memcpy (p + size, &lcaf, sizeof (lcaf));
+ size += sizeof (lcaf);
+
+ clib_memcpy (p + size, &spi, sizeof (spi));
+ size += sizeof (spi);
+
+ return size;
}
u16
u16
nsh_size_to_write (void *a)
{
- return sizeof (u16) + 4;
+ return sizeof (u16) + sizeof (lcaf_hdr_t) + sizeof (lcaf_spi_hdr_t);
}
u8
gid_address_parse (u8 * offset, gid_address_t * a)
{
lisp_afi_e afi;
- int len = 0;
+ u16 len = 0;
- if (!a)
- return 0;
+ ASSERT (a);
/* NOTE: since gid_address_parse may be called by vni_parse, we can't 0
* the gid address here */
clib_warning ("LISP AFI %d not supported!", afi);
return ~0;
}
- return len;
+ return (len == (u16) ~ 0) ? ~0 : len;
}
void
case GID_ADDR_SRC_DST:
cmp = sd_cmp (&gid_address_sd (a1), &gid_address_sd (a2));
break;
+ case GID_ADDR_NSH:
+ cmp = nsh_cmp (&gid_address_nsh (a1), &gid_address_nsh (a2));
+ break;
default:
break;
}
Code Review / vpp.git / blobdiff