rtt更新

rt-thread/components/dfs/dfs_v2/include/dfs_fs.h

@@ -20,6 +20,38 @@ extern "C"
 {
 #endif
 
+#define MS_RDONLY      1
+#define MS_NOSUID      2
+#define MS_NODEV       4
+#define MS_NOEXEC      8
+#define MS_SYNCHRONOUS 16
+#define MS_REMOUNT     32
+#define MS_MANDLOCK    64
+#define MS_DIRSYNC     128
+#define MS_NOATIME     1024
+#define MS_NODIRATIME  2048
+#define MS_BIND        4096
+#define MS_MOVE        8192
+#define MS_REC         16384
+#define MS_SILENT      32768
+#define MS_POSIXACL    (1<<16)
+#define MS_UNBINDABLE  (1<<17)
+#define MS_PRIVATE     (1<<18)
+#define MS_SLAVE       (1<<19)
+#define MS_SHARED      (1<<20)
+#define MS_RELATIME    (1<<21)
+#define MS_KERNMOUNT   (1<<22)
+#define MS_I_VERSION   (1<<23)
+#define MS_STRICTATIME (1<<24)
+#define MS_LAZYTIME    (1<<25)
+#define MS_NOREMOTELOCK (1<<27)
+#define MS_NOSEC       (1<<28)
+#define MS_BORN        (1<<29)
+#define MS_ACTIVE      (1<<30)
+#define MS_NOUSER      (1U<<31)
+
+#define MS_RMT_MASK (MS_RDONLY|MS_SYNCHRONOUS|MS_MANDLOCK|MS_I_VERSION|MS_LAZYTIME)
+
 /* file system partition table */
 struct dfs_partition
 {
@@ -87,6 +119,7 @@ int dfs_unregister(struct dfs_filesystem_type *fs);
 int dfs_register(struct dfs_filesystem_type *fs);
 const char *dfs_filesystem_get_mounted_path(struct rt_device *device);
 
+int dfs_remount(const char *path, rt_ubase_t flags, void *data);
 int dfs_mount(const char *device_name,
             const char *path,
             const char *filesystemtype,

rt-thread/components/dfs/dfs_v2/include/dfs_mnt.h

@@ -39,6 +39,8 @@ struct dfs_mnt
 #define MNT_IS_UMOUNT  0x8          /* the mnt is unmount */
 #define MNT_IS_LOCKED  0x10         /* the mnt is locked */
 #define MNT_FORCE      0x20         /* the mnt force unmount */
+#define MNT_LAZY_UMNT  0x40         /* the mnt has pending umount */
+#define MNT_RDONLY     0x80         /* the mnt is read only */
 
     rt_atomic_t ref_count;          /* reference count */
 
@@ -60,9 +62,16 @@ const char *dfs_mnt_get_mounted_path(struct rt_device *device);
 struct dfs_mnt* dfs_mnt_ref(struct dfs_mnt* mnt);
 int dfs_mnt_unref(struct dfs_mnt* mnt);
 
+int dfs_mnt_umount(struct dfs_mnt *mnt, int flags);
+int dfs_mnt_setflags(struct dfs_mnt *mnt, int flags);
+
 rt_bool_t dfs_mnt_has_child_mnt(struct dfs_mnt *mnt, const char* fullpath);
 
 int dfs_mnt_foreach(struct dfs_mnt* (*func)(struct dfs_mnt *mnt, void *parameter), void *parameter);
+int dfs_mnt_umount_iter(rt_bool_t (*filter)(struct dfs_mnt *mnt, void *parameter), void *parameter);
+
+typedef void (*dfs_mnt_umnt_cb_t)(struct dfs_mnt *mnt);
+RT_OBJECT_HOOKLIST_DECLARE(dfs_mnt_umnt_cb_t, dfs_mnt_umnt);
 
 #ifdef __cplusplus
 }

rt-thread/components/dfs/dfs_v2/include/dfs_pcache.h

@@ -118,6 +118,7 @@ int dfs_aspace_mmap_write(struct dfs_file *file, struct rt_varea *varea, void *d
 
 void dfs_pcache_release(size_t count);
 void dfs_pcache_unmount(struct dfs_mnt *mnt);
+void dfs_pcache_clean(struct dfs_mnt *mnt);
 
 #ifdef __cplusplus
 }

rt-thread/components/dfs/dfs_v2/include/dfs_seq_file.h

@@ -56,7 +56,7 @@ static inline void dfs_seq_setwidth(struct dfs_seq_file *seq, size_t size)
 
 int dfs_seq_open(struct dfs_file *file, const struct dfs_seq_ops *ops);
 ssize_t dfs_seq_read(struct dfs_file *file, void *buf, size_t size, off_t *pos);
-ssize_t dfs_seq_lseek(struct dfs_file *file, off_t offset, int whence);
+off_t dfs_seq_lseek(struct dfs_file *file, off_t offset, int whence);
 int dfs_seq_release(struct dfs_file *file);
 int dfs_seq_write(struct dfs_seq_file *seq, const void *data, size_t len);
 

rt-thread/components/dfs/dfs_v2/include/dfs_vfs.h

@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ */
+
+#ifndef __DFS_VFS_H__
+#define __DFS_VFS_H__
+
+#include "dfs_file.h"
+#include "dfs_fs.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct dfs_vfs_node
+{
+    rt_list_t     subnode;     /* file subnode list */
+    rt_list_t     sibling;     /* file sibling list */
+};
+
+rt_inline void dfs_vfs_init_node(struct dfs_vfs_node *node)
+{
+    rt_list_init(&node->subnode);
+    rt_list_init(&node->sibling);
+}
+
+rt_inline void dfs_vfs_append_node(struct dfs_vfs_node *dir, struct dfs_vfs_node *node)
+{
+    rt_list_insert_after(&(dir->subnode), &(node->sibling));
+}
+
+rt_inline void dfs_vfs_remove_node(struct dfs_vfs_node *node)
+{
+    rt_list_remove(&(node->sibling));
+}
+
+#define dfs_vfs_for_each_subnode(node, tmp, dir, member)                          \
+    rt_list_for_each_entry_safe(node, tmp, &dir->member.subnode, member.sibling)
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /*__DFS_VFS_H__*/