void
freefp(File *fp)
{
Chan *cp;
File *f, *prev;
if(!fp || !(cp = fp->cp))
return;
authfree(fp);
lock(&cp->flock);
for(prev=0,f=cp->flist; f; prev=f,f=f->next) {
if(f != fp)
continue;
if(prev)
prev->next = f->next;
else
cp->flist = f->next;
f->cp = 0;
lock(&suballoc.flock);
f->list = suballoc.ffree;
suballoc.ffree = f;
unlock(&suballoc.flock);
break;
}
unlock(&cp->flock);
}
void*
authnew(void)
{
AuthRpc *rpc;
int fd;
if(access("/mnt/factotum", 0) < 0)
if((fd = open("/srv/factotum", ORDWR)) >= 0)
mount(fd, -1, "/mnt", MBEFORE, "");
if((fd = open("/mnt/factotum/rpc", ORDWR)) < 0)
return nil;
if((rpc = auth_allocrpc(fd)) == nil){
close(fd);
return nil;
}
if(auth_rpc(rpc, "start", keyspec, strlen(keyspec)) != ARok){
authfree(rpc);
return nil;
}
return rpc;
}
void
fileinit(Chan *cp)
{
File *f, *prev;
Tlock *t;
int h;
loop:
lock(&flock);
for (h=0; h < nelem(flist); h++)
for (prev=0, f = flist[h]; f; prev=f, f=f->next) {
if(f->cp != cp)
continue;
if(prev) {
prev->next = f->next;
f->next = flist[h];
flist[h] = f;
}
flist[h] = f->next;
unlock(&flock);
qlock(f);
if(t = f->tlock) {
if(t->file == f)
t->time = 0; /* free the lock */
f->tlock = 0;
}
if(f->open & FREMOV)
doremove(f, 0);
freewp(f->wpath);
f->open = 0;
authfree(f->auth);
f->auth = 0;
f->cp = 0;
qunlock(f);
goto loop;
}
unlock(&flock);
}
void
sfsserv::sfs_logout (svccb *sbp)
{
authfree (*sbp->Xtmpl getarg<u_int32_t> ());
sbp->reply (NULL);
}
