From 255e4a508b744996191d652af70d912c26c74f56 Mon Sep 17 00:00:00 2001
From: Liryna <liryna.stark@gmail.com>
Date: Sun, 10 Nov 2024 22:34:21 -0500
Subject: [PATCH] FUSE - Set open flags during release

#1250
---
 dokan_fuse/include/fusemain.h | 5 ++++-
 dokan_fuse/src/fusemain.cpp   | 8 +++++---
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/dokan_fuse/include/fusemain.h b/dokan_fuse/include/fusemain.h
index 7692de3c..6389de62 100644
--- a/dokan_fuse/include/fusemain.h
+++ b/dokan_fuse/include/fusemain.h
@@ -232,6 +232,7 @@ class impl_file_handle
 	friend class impl_file_lock;
 	friend class impl_file_locks;
 	bool is_dir_;
+	int open_flags_;
 	uint64_t fh_;
 	impl_file_handle *next_file;
 	impl_file_lock *file_lock;
@@ -247,7 +248,9 @@ class impl_file_handle
 	bool is_dir() const {return is_dir_;}
 	int close(const struct fuse_operations *ops);
 	fuse_file_info make_finfo();
-	const std::string& get_name() const {return file_lock->get_name();}
+	const std::string &get_name() const { return file_lock->get_name(); }
+	void set_open_flags(int open_flags) { open_flags_ = open_flags; };
+	int open_flags() { return open_flags_; };
 	void set_finfo(const fuse_file_info& finfo) { fh_ = finfo.fh; };
 	int check_lock(long long start, long long len) { return file_lock->lock_file(this, start, len, false); }
 	int lock(long long start, long long len) { return file_lock->lock_file(this, start, len); }
diff --git a/dokan_fuse/src/fusemain.cpp b/dokan_fuse/src/fusemain.cpp
index 8914606f..f2964101 100644
--- a/dokan_fuse/src/fusemain.cpp
+++ b/dokan_fuse/src/fusemain.cpp
@@ -137,8 +137,9 @@ int impl_fuse_context::do_open_file(LPCWSTR FileName, DWORD share_mode,
   std::unique_ptr<impl_file_handle> file;
   CHECKED(file_locks.get_file(fname, false, Flags, share_mode, file));
 
+  file->set_open_flags(convert_flags(Flags));
   fuse_file_info finfo = {0};
-  finfo.flags = convert_flags(Flags);
+  finfo.flags = file->open_flags();
 
   CHECKED(ops_.open(fname.c_str(), &finfo));
 
@@ -1178,7 +1179,7 @@ int impl_file_lock::unlock_file(impl_file_handle *file, long long start,
 ////// File handle
 ///////////////////////////////////////////////////////////////////////////////////////
 impl_file_handle::impl_file_handle(bool is_dir, DWORD shared_mode)
-    : is_dir_(is_dir), fh_(-1), next_file(nullptr), file_lock(nullptr), shared_mode_(shared_mode) {}
+    : is_dir_(is_dir), open_flags_(0), fh_(-1), next_file(nullptr), file_lock(nullptr), shared_mode_(shared_mode) {}
 
 impl_file_handle::~impl_file_handle() { file_lock->remove_file(this); }
 
@@ -1198,7 +1199,7 @@ int impl_file_handle::close(const struct fuse_operations *ops) {
     if (ops->release) // Ignoring result.
     {
       fuse_file_info finfo(make_finfo());
-      ops->release(get_name().c_str(), &finfo); // Set open() flags here?
+      ops->release(get_name().c_str(), &finfo);
     }
   }
   return flush_err;
@@ -1207,5 +1208,6 @@ int impl_file_handle::close(const struct fuse_operations *ops) {
 fuse_file_info impl_file_handle::make_finfo() {
   fuse_file_info res = {0};
   res.fh = fh_;
+  res.flags = open_flags_;
   return res;
 }