82 строки
2.6 KiB
C
82 строки
2.6 KiB
C
/*
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* include/net/9p/client.h
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*
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* 9P Client Definitions
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*
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* Copyright (C) 2007 by Latchesar Ionkov <lucho@ionkov.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to:
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* Free Software Foundation
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* 51 Franklin Street, Fifth Floor
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* Boston, MA 02111-1301 USA
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*
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*/
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#ifndef NET_9P_CLIENT_H
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#define NET_9P_CLIENT_H
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struct p9_client {
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spinlock_t lock; /* protect client structure */
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int msize;
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unsigned char dotu;
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struct p9_trans *trans;
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struct p9_conn *conn;
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struct p9_idpool *fidpool;
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struct list_head fidlist;
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};
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struct p9_fid {
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struct p9_client *clnt;
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u32 fid;
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int mode;
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struct p9_qid qid;
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u32 iounit;
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uid_t uid;
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void *aux;
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int rdir_fpos;
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int rdir_pos;
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struct p9_fcall *rdir_fcall;
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struct list_head flist;
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struct list_head dlist; /* list of all fids attached to a dentry */
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};
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struct p9_client *p9_client_create(struct p9_trans *trans, int msize,
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int dotu);
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void p9_client_destroy(struct p9_client *clnt);
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void p9_client_disconnect(struct p9_client *clnt);
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struct p9_fid *p9_client_attach(struct p9_client *clnt, struct p9_fid *afid,
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char *uname, u32 n_uname, char *aname);
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struct p9_fid *p9_client_auth(struct p9_client *clnt, char *uname,
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u32 n_uname, char *aname);
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struct p9_fid *p9_client_walk(struct p9_fid *oldfid, int nwname, char **wnames,
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int clone);
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int p9_client_open(struct p9_fid *fid, int mode);
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int p9_client_fcreate(struct p9_fid *fid, char *name, u32 perm, int mode,
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char *extension);
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int p9_client_clunk(struct p9_fid *fid);
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int p9_client_remove(struct p9_fid *fid);
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int p9_client_read(struct p9_fid *fid, char *data, u64 offset, u32 count);
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int p9_client_readn(struct p9_fid *fid, char *data, u64 offset, u32 count);
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int p9_client_write(struct p9_fid *fid, char *data, u64 offset, u32 count);
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int p9_client_uread(struct p9_fid *fid, char __user *data, u64 offset,
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u32 count);
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int p9_client_uwrite(struct p9_fid *fid, const char __user *data, u64 offset,
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u32 count);
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struct p9_stat *p9_client_stat(struct p9_fid *fid);
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int p9_client_wstat(struct p9_fid *fid, struct p9_wstat *wst);
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struct p9_stat *p9_client_dirread(struct p9_fid *fid, u64 offset);
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#endif /* NET_9P_CLIENT_H */
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