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fs: add fs_get_type() for current filesystem type

This function is a variant of fs_get_type_name() and returns a filesystem
type with which the current device is associated.
We don't want to export fs_type variable directly because we have to take
care of it consistently within fs.c.

Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
AKASHI Takahiro 4 лет назад
Родитель
Сommit
b7cd95627b
2 измененных файлов с 23 добавлено и 0 удалено
  1. 13 0
      fs/fs.c
  2. 10 0
      include/fs.h

+ 13 - 0
fs/fs.c

@@ -307,6 +307,19 @@ static struct fstype_info *fs_get_info(int fstype)
 	return info;
 }
 
+/**
+ * fs_get_type() - Get type of current filesystem
+ *
+ * Return: filesystem type
+ *
+ * Returns filesystem type representing the current filesystem, or
+ * FS_TYPE_ANY for any unrecognised filesystem.
+ */
+int fs_get_type(void)
+{
+	return fs_type;
+}
+
 /**
  * fs_get_type_name() - Get type of current filesystem
  *

+ 10 - 0
include/fs.h

@@ -49,6 +49,16 @@ int fs_set_blk_dev_with_part(struct blk_desc *desc, int part);
  */
 void fs_close(void);
 
+/**
+ * fs_get_type() - Get type of current filesystem
+ *
+ * Return: filesystem type
+ *
+ * Returns filesystem type representing the current filesystem, or
+ * FS_TYPE_ANY for any unrecognised filesystem.
+ */
+int fs_get_type(void);
+
 /**
  * fs_get_type_name() - Get type of current filesystem
  *