bgpd, lib: add mplsL3VpnVrf table

Add SNMP support for L3vpn Vrf table as defined in [RFC4382]
Keep track of vrf status for the table and for future traps.

Signed-off-by: Pat Ruddy <pat@voltanet.io>

2 files changed, 30 insertions, 0 deletions

diff --git a/lib/smux.h b/lib/smux.h
index 6896f02354..0efe029d3d 100644
--- a/lib/smux.h
+++ b/lib/smux.h
@@ -106,6 +106,8 @@ extern int oid_compare(const oid *, int, const oid *, int);
 extern void oid2in_addr(oid[], int, struct in_addr *);
 extern void *oid_copy(void *, const void *, size_t);
 extern void oid_copy_addr(oid[], const struct in_addr *, int);
+extern void oid2string(oid oid[], int len, char *string);
+extern void oid_copy_str(oid oid[], const char *string, int len);
 
 #ifdef __cplusplus
 }
diff --git a/lib/snmp.c b/lib/snmp.c
index 736a3c62b8..cc317d7a3b 100644
--- a/lib/snmp.c
+++ b/lib/snmp.c
@@ -78,6 +78,34 @@ void oid_copy_addr(oid oid[], const struct in_addr *addr, int len)
 		oid[i] = *pnt++;
 }
 
+void oid2string(oid oid[], int len, char *string)
+{
+	int i;
+	uint8_t *pnt;
+
+	if (len == 0)
+		return;
+
+	pnt = (uint8_t *)string;
+
+	for (i = 0; i < len; i++)
+		*pnt++ = oid[i];
+}
+
+void oid_copy_str(oid oid[], const char *string, int len)
+{
+	int i;
+	const uint8_t *pnt;
+
+	if (len == 0)
+		return;
+
+	pnt = (uint8_t *)string;
+
+	for (i = 0; i < len; i++)
+		oid[i] = *pnt++;
+}
+
 int smux_header_generic(struct variable *v, oid *name, size_t *length,
 			int exact, size_t *var_len, WriteMethod **write_method)
 {