int
fswstat(Chan *c, uchar *dp, int n)
{
osenter();
if(FS(c)->fd >= 0)
n = fwstat(FS(c)->fd, dp, n);
else
n = wstat(FS(c)->name->s, dp, n);
osleave();
if(n < 0)
fserr(FS(c));
return n;
}
int
dirfwstat(int fd, Dir *d)
{
uint8_t *buf;
int r;
r = sizeD2M(d);
buf = malloc(r);
if(buf == nil)
return -1;
convD2M(d, buf, r);
r = fwstat(fd, buf, r);
free(buf);
return r;
}
static void
sysfwstat(void)
{
u32int fd, edir, nedir;
void *edirt;
int copied;
fd = arg(0);
edir = arg(1);
nedir = arg(2);
edirt = copyifnec(edir, nedir, &copied);
if(systrace)
fprint(2, "fwstat(%d, %#ux, %d)\n", fd, edir, nedir);
P->R[0] = noteerr(fwstat(fd, edirt, nedir), nedir);
if(copied)
free(edirt);
}
