1 /* Copyright (C) 2003 Russ Cox, Massachusetts Institute of Technology */
2 /* See COPYRIGHT */
3 
4 #include <thread.h>
5 
6 typedef struct Queue Queue;
7 Queue *_fsqalloc(void);
8 int _fsqsend(Queue*, void*);
9 void *_fsqrecv(Queue*);
10 void _fsqhangup(Queue*);
11 void *_fsnbqrecv(Queue*);
12 
13 #include <mux.h>
14 struct CFsys
15 {
16 	char version[20];
17 	int dotu;
18 	int msize;
19 	QLock lk;
20 	int fd;
21 	int ref;
22 	Mux mux;
23 	CFid *root;
24 	Queue *txq;
25 	Queue *rxq;
26 	CFid *freefid;
27 	int nextfid;
28 	Ioproc *iorecv;
29 	Ioproc *iosend;
30 };
31 
32 struct CFid
33 {
34 	int fid;
35 	int mode;
36 	CFid *next;
37 	QLock lk;
38 	CFsys *fs;
39 	Qid qid;
40 	vlong offset;
41 };
42 
43 void _fsdecref(CFsys*);
44 void _fsputfid(CFid*);
45 CFid *_fsgetfid(CFsys*);
46 
47 int	_fsrpc(CFsys*, Fcall*, Fcall*, void**);
48 CFid *_fswalk(CFid*, char*);