1 #include <u.h>
2 #include <libc.h>
3 #include <venti.h>
4 #include "queue.h"
5 
6 int chattyventi;
7 
8 VtConn*
9 vtconn(int infd, int outfd)
10 {
11 	VtConn *z;
12 	NetConnInfo *nci;
13 
14 	z = vtmallocz(sizeof(VtConn));
15 	z->tagrend.l = &z->lk;
16 	z->rpcfork.l = &z->lk;
17 	z->infd = infd;
18 	z->outfd = outfd;
19 	z->part = packetalloc();
20 	nci = getnetconninfo(nil, infd);
21 	if(nci == nil)
22 		snprint(z->addr, sizeof z->addr, "/dev/fd/%d", infd);
23 	else{
24 		strecpy(z->addr, z->addr+sizeof z->addr, nci->raddr);
25 		freenetconninfo(nci);
26 	}
27 	return z;
28 }
29 
30 void
31 vtfreeconn(VtConn *z)
32 {
33 	vthangup(z);
34 	qlock(&z->lk);
35 	/*
36 	 * Wait for send and recv procs to notice
37 	 * the hangup and clear out the queues.
38 	 */
39 	while(z->readq || z->writeq){
40 		if(z->readq)
41 			_vtqhangup(z->readq);
42 		if(z->writeq)
43 			_vtqhangup(z->writeq);
44 		rsleep(&z->rpcfork);
45 	}
46 	packetfree(z->part);
47 	vtfree(z->version);
48 	vtfree(z->sid);
49 	qunlock(&z->lk);
50 	vtfree(z);
51 }