Flag

When combined with Write, writes are done at the end of the file.

Creates the file if it does not exist.

Creates the file if it does not exist and fails if it already exists.

Requires all updates to the file content be written synchronously to underlying storage.

Open file for read access.

Requires all updates to the file content and metadata be written synchronously to underlying storage.

When combined with Write, truncates the file to 0 bytes when opening.

Open file for write access.