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9pserve: roll back changeset 3118 - broke ssh-agent talking to factotum

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This commit is contained in:
Russ Cox 2009-12-10 01:53:39 -08:00
parent 846cec9ebc
commit bf486dfc16
1 changed files with 1 additions and 53 deletions
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54
src/cmd/9pserve.c
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@ -132,8 +132,6 @@ int timefmt(Fmt*);
void dorootstat(void);
int stripudirread(Msg*);
int cvtustat(Fcall*, uchar**, int);
void cvtuauthattach(Fcall*, uchar**);
void cvtucreate(Fcall*, uchar**);
void
usage(void)
@ -151,6 +149,7 @@ threadmain(int argc, char **argv)
char *file, *x, *addr;
int fd;
rfork(RFNOTEG);
x = getenv("verbose9pserve");
if(x){
verbose = atoi(x);
@ -441,8 +440,6 @@ connthread(void *arg)
m->tx.uname = getuser(); /* what srv.c used */
repack(&m->tx, &m->tpkt, c->dotu);
}
if(dotu && !c->dotu)
cvtuauthattach(&m->tx, &m->tpkt);
break;
case Twalk:
if((m->fid = gethash(c->fid, m->tx.fid)) == nil){
@ -477,16 +474,12 @@ connthread(void *arg)
continue;
}
m->afid->ref++;
if(dotu && !c->dotu)
cvtuauthattach(&m->tx, &m->tpkt);
break;
case Tcreate:
if(dotu && !c->dotu && (m->tx.perm&(DMSYMLINK|DMDEVICE|DMNAMEDPIPE|DMSOCKET))){
err(m, "unsupported file type");
continue;
}
if(dotu && !c->dotu)
cvtucreate(&m->tx, &m->tpkt);
goto caseTopen;
case Topenfd:
if(m->tx.mode&~(OTRUNC|3)){
@ -1540,48 +1533,3 @@ stripudirread(Msg* msg)
return 0;
}
void*
updateptr(uchar *p0, uchar *p0old, void *p)
{
return p0 + ((uchar*)p - p0old);
}
uchar*
growpkt(uchar **ppkt, int sz)
{
int n;
uchar *ap, *pkt;
pkt = *ppkt;
n = GBIT32(pkt);
pkt = erealloc(pkt, n+sz);
PBIT32(pkt, n+sz);
ap = &pkt[n];
memset(ap, 0, sz);
*ppkt = pkt;
return ap;
}
void
cvtuauthattach(Fcall *f, uchar **ppkt)
{
uchar *opkt, *ap;
opkt = *ppkt;
ap = growpkt(ppkt, BIT32SZ);
PBIT32(ap, NOUID);
if(*ppkt != opkt){
f->uname = updateptr(*ppkt, opkt, f->uname);
f->aname = updateptr(*ppkt, opkt, f->aname);
}
}
void
cvtucreate(Fcall *f, uchar **ppkt)
{
uchar *opkt;
opkt = *ppkt;
growpkt(ppkt, BIT16SZ); /* add an empty `extension' */
if(*ppkt != opkt)
f->name = updateptr(*ppkt, opkt, f->name);
}