From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chuck Lever Subject: [PATCH 17/24] NFS: Decode NFSv2 attrstat reply using an xdr_stream Date: Sun, 16 May 2010 22:48:07 -0400 Message-ID: <20100517024807.20258.60748.stgit@localhost.localdomain> References: <20100517023905.20258.86631.stgit@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" To: linux-nfs@vger.kernel.org Return-path: Received: from mail-qy0-f171.google.com ([209.85.221.171]:63658 "EHLO mail-qy0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752444Ab0EQCsK (ORCPT ); Sun, 16 May 2010 22:48:10 -0400 Received: by mail-qy0-f171.google.com with SMTP id 1so6350026qyk.5 for ; Sun, 16 May 2010 19:48:09 -0700 (PDT) In-Reply-To: <20100517023905.20258.86631.stgit-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org> Sender: linux-nfs-owner@vger.kernel.org List-ID: Signed-off-by: Chuck Lever --- fs/nfs/nfs2xdr.c | 24 ++++++++++++++++++++++++ 1 files changed, 24 insertions(+), 0 deletions(-) diff --git a/fs/nfs/nfs2xdr.c b/fs/nfs/nfs2xdr.c index db04feb..049f139 100644 --- a/fs/nfs/nfs2xdr.c +++ b/fs/nfs/nfs2xdr.c @@ -901,6 +901,30 @@ nfs_xdr_attrstat(struct rpc_rqst *req, __be32 *p, struct nfs_fattr *fattr) } /* + * 2.3.9. attrstat + * + * union attrstat switch (stat status) { + * case NFS_OK: + * fattr attributes; + * default: + * void; + * }; + */ +static int nfs2_xdr_dec_attrstat(struct rpc_rqst *req, __be32 *p, + struct nfs_fattr *result) +{ + struct xdr_stream xdr; + enum nfs_stat status; + + xdr_init_decode(&xdr, &req->rq_rcv_buf, p); + if (decode_stat(&xdr, &status) != 0) + return -EIO; + if (status != NFS_OK) + return nfs_stat_to_errno(status); + return decode_fattr(&xdr, result); +} + +/* * Decode diropres reply * LOOKUP, CREATE, MKDIR */