From 15f5c811239abca80eda2d988be7a9a9848f7c10 Mon Sep 17 00:00:00 2001
From: Bernd Schubert <bschubert@ddn.com>
Date: Thu, 19 Sep 2024 15:03:55 +0200
Subject: Add fuse_set_feature_flag() / fuse_unset_feature_flag

Simplify setting feature flags a bit by adding a helper
function.

Also move the check for valid flags into a funtion we can re-use
in a later patch.
---
 include/fuse_common.h | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'include/fuse_common.h')

diff --git a/include/fuse_common.h b/include/fuse_common.h
index 38bac4e..1abac5a 100644
--- a/include/fuse_common.h
+++ b/include/fuse_common.h
@@ -7,6 +7,7 @@
 
 /** @file */
 
+#include <stdbool.h>
 #if !defined(FUSE_H_) && !defined(FUSE_LOWLEVEL_H_)
 #error "Never include <fuse_common.h> directly; use <fuse.h> or <fuse_lowlevel.h> instead."
 #endif
@@ -1034,6 +1035,23 @@ void fuse_loop_cfg_convert(struct fuse_loop_config *config,
 			   struct fuse_loop_config_v1 *v1_conf);
 #endif
 
+
+static inline bool fuse_set_feature_flag(struct fuse_conn_info *conn,
+					 uint64_t flag)
+{
+	if (conn->capable & flag) {
+		conn->want |= flag;
+		return true;
+	}
+	return false;
+}
+
+static inline void fuse_unset_feature_flag(struct fuse_conn_info *conn,
+					 uint64_t flag)
+{
+	conn->want &= ~flag;
+}
+
 /* ----------------------------------------------------------- *
  * Compatibility stuff					       *
  * ----------------------------------------------------------- */
-- 
cgit v1.2.3