TononixOS/ubports_kernel_google_msm
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

9p: Reorganization of 9p file system code

Browse Source 
This patchset moves non-filesystem interfaces of v9fs from fs/9p to net/9p.
It moves the transport, packet marshalling and connection layers to net/9p
leaving only the VFS related files in fs/9p.  This work is being done in
preparation for in-kernel 9p servers as well as alternate 9p clients (other
than VFS).

Signed-off-by: Latchesar Ionkov <lucho@ionkov.net>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
This commit is contained in:
Latchesar Ionkov
2007-07-10 17:57:28 -05:00
committed by Eric Van Hensbergen
parent 8d9107e8c5
commit bd238fb431
36 changed files with 3422 additions and 3130 deletions
Download Patch File Download Diff File Expand all files Collapse all files

80
include/net/9p/client.h Normal file
View File

@@ -0,0 +1,80 @@
/*
* include/net/9p/client.h
*
* 9P Client Definitions
*
* Copyright (C) 2007 by Latchesar Ionkov <lucho@ionkov.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to:
* Free Software Foundation
* 51 Franklin Street, Fifth Floor
* Boston, MA 02111-1301 USA
*
*/
#ifndef NET_9P_CLIENT_H
#define NET_9P_CLIENT_H
struct p9_client {
spinlock_t lock; /* protect client structure */
int msize;
unsigned char dotu;
struct p9_transport *trans;
struct p9_conn *conn;
struct p9_idpool *fidpool;
struct list_head fidlist;
};
struct p9_fid {
struct p9_client *clnt;
u32 fid;
int mode;
struct p9_qid qid;
u32 iounit;
uid_t uid;
void *aux;
int rdir_fpos;
int rdir_pos;
struct p9_fcall *rdir_fcall;
struct list_head flist;
struct list_head dlist; /* list of all fids attached to a dentry */
};
struct p9_client *p9_client_create(struct p9_transport *trans, int msize,
int dotu);
void p9_client_destroy(struct p9_client *clnt);
void p9_client_disconnect(struct p9_client *clnt);
struct p9_fid *p9_client_attach(struct p9_client *clnt, struct p9_fid *afid,
char *uname, char *aname);
struct p9_fid *p9_client_auth(struct p9_client *clnt, char *uname, char *aname);
struct p9_fid *p9_client_walk(struct p9_fid *oldfid, int nwname, char **wnames,
int clone);
int p9_client_open(struct p9_fid *fid, int mode);
int p9_client_fcreate(struct p9_fid *fid, char *name, u32 perm, int mode,
char *extension);
int p9_client_clunk(struct p9_fid *fid);
int p9_client_remove(struct p9_fid *fid);
int p9_client_read(struct p9_fid *fid, char *data, u64 offset, u32 count);
int p9_client_readn(struct p9_fid *fid, char *data, u64 offset, u32 count);
int p9_client_write(struct p9_fid *fid, char *data, u64 offset, u32 count);
int p9_client_uread(struct p9_fid *fid, char __user *data, u64 offset,
u32 count);
int p9_client_uwrite(struct p9_fid *fid, const char __user *data, u64 offset,
u32 count);
struct p9_stat *p9_client_stat(struct p9_fid *fid);
int p9_client_wstat(struct p9_fid *fid, struct p9_wstat *wst);
struct p9_stat *p9_client_dirread(struct p9_fid *fid, u64 offset);
#endif /* NET_9P_CLIENT_H */