Changeset 30150 in vbox for trunk/src/VBox/Additions/linux/sharedfolders/vfsmod.h

Timestamp:

Jun 10, 2010 4:05:56 PM (14 years ago)

Author:

vboxsync

Message:

Linux shared folders: re-read the directory if a file was changed

File:

• trunk/src/VBox/Additions/linux/sharedfolders/vfsmod.h (modified) (5 diffs)

trunk/src/VBox/Additions/linux/sharedfolders/vfsmod.h

@@ -23 +23 @@
 #include "product-generated.h"
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION (2, 6, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)
 # include <linux/backing-dev.h>
 #endif
@@ -41 +41 @@
         int dmask;
         int fmask;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION (2, 6, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)
         struct backing_dev_info bdi;
 #endif
@@ -52 +52 @@
         /* some information was changed, update data on next revalidate */
         int force_restat;
+        /* directory content changed, update the whole directory on next sf_getdent */
+        int force_reread;
         /* file structure, only valid between open() and release() */
         struct file *file;
@@ -87 +89 @@
 
 extern void
-sf_init_inode (struct sf_glob_info *sf_g, struct inode *inode,
-               RTFSOBJINFO *info);
-extern int
-sf_stat (const char *caller, struct sf_glob_info *sf_g,
-         SHFLSTRING *path, RTFSOBJINFO *result, int ok_to_fail);
-extern int
-sf_inode_revalidate (struct dentry *dentry);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION (2, 6, 0)
-extern int
-sf_getattr (struct vfsmount *mnt, struct dentry *dentry, struct kstat *kstat);
-extern int
-sf_setattr (struct dentry *dentry, struct iattr *iattr);
+sf_init_inode(struct sf_glob_info *sf_g, struct inode *inode,
+              RTFSOBJINFO *info);
+extern int sf_stat(const char *caller, struct sf_glob_info *sf_g,
+                   SHFLSTRING *path, RTFSOBJINFO *result, int ok_to_fail);
+extern int sf_inode_revalidate(struct dentry *dentry);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)
+extern int sf_getattr(struct vfsmount *mnt, struct dentry *dentry,
+                      struct kstat *kstat);
+extern int sf_setattr(struct dentry *dentry, struct iattr *iattr);
 #endif
-extern int
-sf_path_from_dentry (const char *caller, struct sf_glob_info *sf_g,
-                     struct sf_inode_info *sf_i, struct dentry *dentry,
-                     SHFLSTRING **result);
-extern int
-sf_nlscpy (struct sf_glob_info *sf_g,
-           char *name, size_t name_bound_len,
-           const unsigned char *utf8_name, size_t utf8_len);
-extern void
-sf_dir_info_free (struct sf_dir_info *p);
-extern struct sf_dir_info *
-sf_dir_info_alloc (void);
-extern int
-sf_dir_read_all (struct sf_glob_info *sf_g, struct sf_inode_info *sf_i,
-                 struct sf_dir_info *sf_d, SHFLHANDLE handle);
-extern int
-sf_init_backing_dev (struct sf_glob_info *sf_g, const char *name);
-extern void
-sf_done_backing_dev (struct sf_glob_info *sf_g);
+extern int sf_path_from_dentry(const char *caller, struct sf_glob_info *sf_g,
+                               struct sf_inode_info *sf_i, struct dentry *dentry,
+                               SHFLSTRING **result);
+extern int sf_nlscpy(struct sf_glob_info *sf_g,
+                     char *name, size_t name_bound_len,
+                     const unsigned char *utf8_name, size_t utf8_len);
+extern void sf_dir_info_free(struct sf_dir_info *p);
+extern void sf_dir_info_empty(struct sf_dir_info *p);
+extern struct sf_dir_info *sf_dir_info_alloc(void);
+extern int sf_dir_read_all(struct sf_glob_info *sf_g, struct sf_inode_info *sf_i,
+                           struct sf_dir_info *sf_d, SHFLHANDLE handle);
+extern int sf_init_backing_dev(struct sf_glob_info *sf_g, const char *name);
+extern void sf_done_backing_dev(struct sf_glob_info *sf_g);
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION (2, 6, 0)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0)
 #define STRUCT_STATFS  struct statfs
 #else
@@ -137 +130 @@
 /* Following casts are here to prevent assignment of void * to
    pointers of arbitrary type */
-#if LINUX_VERSION_CODE < KERNEL_VERSION (2, 6, 0)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0)
 #define GET_GLOB_INFO(sb) ((struct sf_glob_info *) (sb)->u.generic_sbp)
 #define SET_GLOB_INFO(sb, sf_g) (sb)->u.generic_sbp = sf_g