allow the optional sharing if RSA private keys

src/libstrongswan/credentials/builder.c

@@ -65,6 +65,8 @@ ENUM(builder_part_names, BUILD_FROM_FILE, BUILD_END,
 	"BUILD_RSA_EXP2",
 	"BUILD_RSA_COEFF",
 	"BUILD_SAFE_PRIMES",
+	"BUILD_SHARES",
+	"BUILD_THRESHOLD",
 	"BUILD_END",
 );
 

src/libstrongswan/credentials/builder.h

@@ -141,6 +141,10 @@ enum builder_part_t {
 	BUILD_RSA_COEFF,
 	/** generate (p) and (q) as safe primes */
 	BUILD_SAFE_PRIMES,
+	/** number of private key shares */
+	BUILD_SHARES,
+	/** minimum number of participating private key shares */
+	BUILD_THRESHOLD,
 	/** end of variable argument builder list */
 	BUILD_END,
 };