lib9pclient is the new libfs

src/lib9pclient/wstat.c

@@ -0,0 +1,49 @@
+/* Copyright (C) 2003 Russ Cox, Massachusetts Institute of Technology */
+/* See COPYRIGHT */
+
+#include <u.h>
+#include <libc.h>
+#include <fcall.h>
+#include <9pclient.h>
+#include "fsimpl.h"
+
+int
+fsdirwstat(CFsys *fs, char *name, Dir *d)
+{
+	int n;
+	CFid *fid;
+
+	if((fid = _fswalk(fs->root, name)) == nil)
+		return -1;
+	
+	n = fsdirfwstat(fid, d);
+	fsclose(fid);
+	return n;
+}
+
+int
+fsdirfwstat(CFid *fid, Dir *d)
+{
+	uchar *a;
+	int n, nn;
+	Fcall tx, rx;
+
+	n = sizeD2M(d);
+	a = malloc(n);
+	if(a == nil)
+		return -1;
+	nn = convD2M(d, a, n);
+	if(n != nn){
+		werrstr("convD2M and sizeD2M disagree");
+		free(a);
+		return -1;
+	}
+
+	tx.type = Twstat;
+	tx.fid = fid->fid;
+	tx.stat = a;
+	tx.nstat = n;
+	n = _fsrpc(fid->fs, &tx, &rx, 0);
+	free(a);
+	return n;
+}