1 d3df3087 2003-12-06 devnull /* Copyright (C) 2003 Russ Cox, Massachusetts Institute of Technology */
 2 d3df3087 2003-12-06 devnull /* See COPYRIGHT */
 3 d3df3087 2003-12-06 devnull 
 4 94235a8b 2004-12-27 devnull #include <thread.h>
 5 94235a8b 2004-12-27 devnull 
 6 d3df3087 2003-12-06 devnull typedef struct Queue Queue;
 7 d3df3087 2003-12-06 devnull Queue *_fsqalloc(void);
 8 d3df3087 2003-12-06 devnull int _fsqsend(Queue*, void*);
 9 d3df3087 2003-12-06 devnull void *_fsqrecv(Queue*);
10 d3df3087 2003-12-06 devnull void _fsqhangup(Queue*);
11 d3df3087 2003-12-06 devnull void *_fsnbqrecv(Queue*);
12 d3df3087 2003-12-06 devnull 
13 d3df3087 2003-12-06 devnull #include <mux.h>
14 d3df3087 2003-12-06 devnull struct Fsys
15 d3df3087 2003-12-06 devnull {
16 d3df3087 2003-12-06 devnull 	char version[20];
17 d3df3087 2003-12-06 devnull 	int msize;
18 d3df3087 2003-12-06 devnull 	QLock lk;
19 d3df3087 2003-12-06 devnull 	int fd;
20 d3df3087 2003-12-06 devnull 	int ref;
21 d3df3087 2003-12-06 devnull 	Mux mux;
22 d3df3087 2003-12-06 devnull 	Fid *root;
23 d3df3087 2003-12-06 devnull 	Queue *txq;
24 d3df3087 2003-12-06 devnull 	Queue *rxq;
25 d3df3087 2003-12-06 devnull 	Fid *freefid;
26 d3df3087 2003-12-06 devnull 	int nextfid;
27 94235a8b 2004-12-27 devnull 	Ioproc *iorecv;
28 94235a8b 2004-12-27 devnull 	Ioproc *iosend;
29 d3df3087 2003-12-06 devnull };
30 d3df3087 2003-12-06 devnull 
31 d3df3087 2003-12-06 devnull struct Fid
32 d3df3087 2003-12-06 devnull {
33 d3df3087 2003-12-06 devnull 	int fid;
34 d3df3087 2003-12-06 devnull 	int mode;
35 d3df3087 2003-12-06 devnull 	Fid *next;
36 d3df3087 2003-12-06 devnull 	QLock lk;
37 d3df3087 2003-12-06 devnull 	Fsys *fs;
38 d3df3087 2003-12-06 devnull 	Qid qid;
39 d3df3087 2003-12-06 devnull 	vlong offset;
40 d3df3087 2003-12-06 devnull };
41 d3df3087 2003-12-06 devnull 
42 d3df3087 2003-12-06 devnull void _fsdecref(Fsys*);
43 d3df3087 2003-12-06 devnull void _fsputfid(Fid*);
44 d3df3087 2003-12-06 devnull Fid *_fsgetfid(Fsys*);
45 d3df3087 2003-12-06 devnull