| Latchesar Ionkov | bd238fb | 2007-07-10 17:57:28 -0500 | [diff] [blame] | 1 | /* |
| 2 | * include/net/9p/client.h |
| 3 | * |
| 4 | * 9P Client Definitions |
| 5 | * |
| 6 | * Copyright (C) 2007 by Latchesar Ionkov <lucho@ionkov.net> |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License version 2 |
| 10 | * as published by the Free Software Foundation. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to: |
| 19 | * Free Software Foundation |
| 20 | * 51 Franklin Street, Fifth Floor |
| 21 | * Boston, MA 02111-1301 USA |
| 22 | * |
| 23 | */ |
| 24 | |
| 25 | #ifndef NET_9P_CLIENT_H |
| 26 | #define NET_9P_CLIENT_H |
| 27 | |
| 28 | struct p9_client { |
| 29 | spinlock_t lock; /* protect client structure */ |
| 30 | int msize; |
| 31 | unsigned char dotu; |
| 32 | struct p9_transport *trans; |
| 33 | struct p9_conn *conn; |
| 34 | |
| 35 | struct p9_idpool *fidpool; |
| 36 | struct list_head fidlist; |
| 37 | }; |
| 38 | |
| 39 | struct p9_fid { |
| 40 | struct p9_client *clnt; |
| 41 | u32 fid; |
| 42 | int mode; |
| 43 | struct p9_qid qid; |
| 44 | u32 iounit; |
| 45 | uid_t uid; |
| 46 | void *aux; |
| 47 | |
| 48 | int rdir_fpos; |
| 49 | int rdir_pos; |
| 50 | struct p9_fcall *rdir_fcall; |
| 51 | struct list_head flist; |
| 52 | struct list_head dlist; /* list of all fids attached to a dentry */ |
| 53 | }; |
| 54 | |
| 55 | struct p9_client *p9_client_create(struct p9_transport *trans, int msize, |
| 56 | int dotu); |
| 57 | void p9_client_destroy(struct p9_client *clnt); |
| 58 | void p9_client_disconnect(struct p9_client *clnt); |
| 59 | struct p9_fid *p9_client_attach(struct p9_client *clnt, struct p9_fid *afid, |
| 60 | char *uname, char *aname); |
| 61 | struct p9_fid *p9_client_auth(struct p9_client *clnt, char *uname, char *aname); |
| 62 | struct p9_fid *p9_client_walk(struct p9_fid *oldfid, int nwname, char **wnames, |
| 63 | int clone); |
| 64 | int p9_client_open(struct p9_fid *fid, int mode); |
| 65 | int p9_client_fcreate(struct p9_fid *fid, char *name, u32 perm, int mode, |
| 66 | char *extension); |
| 67 | int p9_client_clunk(struct p9_fid *fid); |
| 68 | int p9_client_remove(struct p9_fid *fid); |
| 69 | int p9_client_read(struct p9_fid *fid, char *data, u64 offset, u32 count); |
| 70 | int p9_client_readn(struct p9_fid *fid, char *data, u64 offset, u32 count); |
| 71 | int p9_client_write(struct p9_fid *fid, char *data, u64 offset, u32 count); |
| 72 | int p9_client_uread(struct p9_fid *fid, char __user *data, u64 offset, |
| 73 | u32 count); |
| 74 | int p9_client_uwrite(struct p9_fid *fid, const char __user *data, u64 offset, |
| 75 | u32 count); |
| 76 | struct p9_stat *p9_client_stat(struct p9_fid *fid); |
| 77 | int p9_client_wstat(struct p9_fid *fid, struct p9_wstat *wst); |
| 78 | struct p9_stat *p9_client_dirread(struct p9_fid *fid, u64 offset); |
| 79 | |
| 80 | #endif /* NET_9P_CLIENT_H */ |