git://bbs.cooldavid.org / net-next-2.6.git / blame
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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; | |
| a80d923e | 32 | struct p9_trans *trans; |
| bd238fb4 LI |
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 | ||
| a80d923e | 55 | struct p9_client *p9_client_create(struct p9_trans *trans, int msize, |
| bd238fb4 LI |
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, | |
| ba17674f LI |
60 | char *uname, u32 n_uname, char *aname); |
| 61 | struct p9_fid *p9_client_auth(struct p9_client *clnt, char *uname, | |
| 62 | u32 n_uname, char *aname); | |
| bd238fb4 LI |
63 | struct p9_fid *p9_client_walk(struct p9_fid *oldfid, int nwname, char **wnames, |
| 64 | int clone); | |
| 65 | int p9_client_open(struct p9_fid *fid, int mode); | |
| 66 | int p9_client_fcreate(struct p9_fid *fid, char *name, u32 perm, int mode, | |
| 67 | char *extension); | |
| 68 | int p9_client_clunk(struct p9_fid *fid); | |
| 69 | int p9_client_remove(struct p9_fid *fid); | |
| 70 | int p9_client_read(struct p9_fid *fid, char *data, u64 offset, u32 count); | |
| 71 | int p9_client_readn(struct p9_fid *fid, char *data, u64 offset, u32 count); | |
| 72 | int p9_client_write(struct p9_fid *fid, char *data, u64 offset, u32 count); | |
| 73 | int p9_client_uread(struct p9_fid *fid, char __user *data, u64 offset, | |
| 74 | u32 count); | |
| 75 | int p9_client_uwrite(struct p9_fid *fid, const char __user *data, u64 offset, | |
| 76 | u32 count); | |
| 77 | struct p9_stat *p9_client_stat(struct p9_fid *fid); | |
| 78 | int p9_client_wstat(struct p9_fid *fid, struct p9_wstat *wst); | |
| 79 | struct p9_stat *p9_client_dirread(struct p9_fid *fid, u64 offset); | |
| 80 | ||
| 81 | #endif /* NET_9P_CLIENT_H */ |