Add yescrypt support

lib/encrypt.c

@@ -74,6 +74,9 @@
 			case '6':
 				method = "SHA512";
 				break;
+			case 'y':
+				method = "YESCRYPT";
+				break;
 			default:
 			{
 				static char nummethod[4] = "$x$";

lib/getdef.c

@@ -126,6 +126,9 @@ static struct itemdef def_table[] = {
 #ifdef USE_BCRYPT
 	{"BCRYPT_MAX_ROUNDS", NULL},
 	{"BCRYPT_MIN_ROUNDS", NULL},
+#endif
+#ifdef USE_YESCRYPT
+	{"YESCRYPT_COST_FACTOR", NULL},
 #endif
 	{"SUB_GID_COUNT", NULL},
 	{"SUB_GID_MAX", NULL},