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 msize;
18 	QLock lk;
19 	int fd;
20 	int ref;
21 	Mux mux;
22 	CFid *root;
23 	Queue *txq;
24 	Queue *rxq;
25 	CFid *freefid;
26 	int nextfid;
27 	Ioproc *iorecv;
28 	Ioproc *iosend;
29 };
30 
31 struct CFid
32 {
33 	int fid;
34 	int mode;
35 	CFid *next;
36 	QLock lk;
37 	CFsys *fs;
38 	Qid qid;
39 	vlong offset;
40 };
41 
42 void _fsdecref(CFsys*);
43 void _fsputfid(CFid*);
44 CFid *_fsgetfid(CFsys*);
45 
46 int	_fsrpc(CFsys*, Fcall*, Fcall*, void**);
47 CFid *_fswalk(CFid*, char*);