Add support for offline files support, remote storage, and Async I/O force operations...

[samba.git] / source3 / modules / vfs_default.c

diff --git a/source3/modules/vfs_default.c b/source3/modules/vfs_default.c
index e21136ccee9e0a10ef5464f0b54a87deb0a9dd40..3e78c69a5e6412ce3bf75372e5e4c134aba2f10e 100644 (file)
--- a/source3/modules/vfs_default.c
+++ b/source3/modules/vfs_default.c
@@ -1225,6 +1225,38 @@ static int vfswrap_aio_suspend(struct vfs_handle_struct *handle, struct files_st
        return sys_aio_suspend(aiocb, n, timeout);
 }
 
+static int vfswrap_aio_force(struct vfs_handle_struct *handle, struct files_struct *fsp)
+{
+       return False;
+}
+
+static int vfswrap_is_offline(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *path, SMB_STRUCT_STAT *sbuf, bool *offline)
+{
+       if (ISDOT(path) || ISDOTDOT(path)) {
+               return 1;
+       }
+       
+       if (!lp_dmapi_support(SNUM(conn)) || !dmapi_have_session()) {
+               return -1;
+       }
+       
+       *offline = (dmapi_file_flags(path) & FILE_ATTRIBUTE_OFFLINE) != 0;
+       return 0;
+}
+
+static int vfswrap_set_offline(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *path)
+{
+       /* We don't know how to set offline bit by default, needs to be overriden in the vfs modules */
+       return -1;
+}
+
+static bool vfswrap_is_remotestorage(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *path)
+{
+       /* We don't know how to detect that volume is remote storage. VFS modules should redefine it. */
+       return False;
+}
+
+
 static vfs_op_tuple vfs_default_ops[] = {
 
        /* Disk operations */
@@ -1442,6 +1474,16 @@ static vfs_op_tuple vfs_default_ops[] = {
        {SMB_VFS_OP(vfswrap_aio_suspend),SMB_VFS_OP_AIO_SUSPEND,
         SMB_VFS_LAYER_OPAQUE},
 
+       {SMB_VFS_OP(vfswrap_aio_force), SMB_VFS_OP_AIO_FORCE,
+        SMB_VFS_LAYER_OPAQUE},
+       
+       {SMB_VFS_OP(vfswrap_is_offline),SMB_VFS_OP_IS_OFFLINE,
+        SMB_VFS_LAYER_OPAQUE},
+       {SMB_VFS_OP(vfswrap_set_offline),SMB_VFS_OP_SET_OFFLINE,
+        SMB_VFS_LAYER_OPAQUE},
+       {SMB_VFS_OP(vfswrap_is_remotestorage),SMB_VFS_OP_IS_REMOTESTORAGE,
+        SMB_VFS_LAYER_OPAQUE},
+       
        /* Finish VFS operations definition */
 
        {SMB_VFS_OP(NULL),              SMB_VFS_OP_NOOP,