diff options
Diffstat (limited to 'nsmux.h')
| -rw-r--r-- | nsmux.h | 43 |
1 files changed, 42 insertions, 1 deletions
@@ -5,7 +5,7 @@ /*----------------------------------------------------------------------------*/ /*Based on the code of unionfs translator.*/ /*----------------------------------------------------------------------------*/ -/*Copyright (C) 2001, 2002, 2005 Free Software Foundation, Inc. +/*Copyright (C) 2001, 2002, 2005, 2008 Free Software Foundation, Inc. Written by Sergiu Ivanov <unlimitedscolobb@gmail.com>. This program is free software; you can redistribute it and/or @@ -47,6 +47,12 @@ /*The inode number for the root node*/ #define NSMUX_ROOT_INODE 1 /*----------------------------------------------------------------------------*/ +/*The special flag character for creating proxy nodes*/ +#define LOOKUP_MAGIC_CHAR '\33' +/*----------------------------------------------------------------------------*/ +/*Bits that are turned off after open*/ +#define OPENONLY_STATE_MODES (O_CREAT | O_EXCL | O_NOLINK | O_NOTRANS) +/*----------------------------------------------------------------------------*/ /*----------------------------------------------------------------------------*/ /*--------Global Variables----------------------------------------------------*/ @@ -60,6 +66,10 @@ extern mach_port_t underlying_node; /*The stat information about the underlying node*/ extern io_statbuf_t underlying_node_stat; /*----------------------------------------------------------------------------*/ +/*The translator callbacks required by netfs_S_dir_lookup*/ +fshelp_fetch_root_callback1_t _netfs_translator_callback1; +fshelp_fetch_root_callback2_t _netfs_translator_callback2; +/*----------------------------------------------------------------------------*/ /*----------------------------------------------------------------------------*/ /*--------Functions-----------------------------------------------------------*/ @@ -145,6 +155,37 @@ netfs_attempt_lookup struct node ** node ); /*----------------------------------------------------------------------------*/ +/*Performs an advanced lookup of file `name` under `dir`. If the lookup of the + last component of the path is requested (`lastcomp` is 1), it is not a + directory and no translators are required (`name` does not contain ',,'), the + function will simply open the required file and return the port in `file`. In + other cases it will create a proxy node and return it in `node`.*/ +error_t +netfs_attempt_lookup_improved + ( + struct iouser * user, + struct node * dir, + char * name, + int flags, + int lastcomp, + node_t ** node, + file_t * file + ); +/*----------------------------------------------------------------------------*/ +/*Responds to the RPC dir_lookup*/ +error_t +netfs_S_dir_lookup + ( + struct protid * diruser, + char * filename, + int flags, + mode_t mode, + retry_type * do_retry, + char * retry_name, + mach_port_t * retry_port, + mach_msg_type_number_t * retry_port_type + ); +/*----------------------------------------------------------------------------*/ /*Deletes `name` in `dir` for `user`*/ error_t netfs_attempt_unlink |