diff options
author | Shehjar Tikoo <shehjart@gluster.com> | 2010-03-31 07:27:01 +0000 |
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committer | Anand V. Avati <avati@dev.gluster.com> | 2010-03-31 07:43:55 -0700 |
commit | eff83c8dae2a9f6d52ae2d8b069190a13f92deaf (patch) | |
tree | da88bd0e73c14f5848d3ca8fe508b17d81aafc8e /xlators/nfs/lib/src/xdr-common.h | |
parent | fce2ae459b356977aab9b0100db22047e54a994b (diff) |
nfs: Add RPC and NFS XDR translation routines
Signed-off-by: Shehjar Tikoo <shehjart@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>
BUG: 399 (NFS translator with Mount v3 and NFS v3 support)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=399
Diffstat (limited to 'xlators/nfs/lib/src/xdr-common.h')
-rw-r--r-- | xlators/nfs/lib/src/xdr-common.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/xlators/nfs/lib/src/xdr-common.h b/xlators/nfs/lib/src/xdr-common.h new file mode 100644 index 00000000000..50a57ade932 --- /dev/null +++ b/xlators/nfs/lib/src/xdr-common.h @@ -0,0 +1,48 @@ +/* + Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com> + This file is part of GlusterFS. + + GlusterFS is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published + by the Free Software Foundation; either version 3 of the License, + or (at your option) any later version. + + GlusterFS is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see + <http://www.gnu.org/licenses/>. +*/ + +#ifndef _XDR_COMMON_H_ +#define _XDR_COMMON_H_ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include <rpc/rpc.h> +#define XDR_BYTES_PER_UNIT 4 + +/* Returns the address of the byte that follows the + * last byte used for decoding the previous xdr component. + * For eg, once the RPC call for NFS has been decoded, thie macro will return + * the address from which the NFS header starts. + */ +#define xdr_decoded_remaining_addr(xdr) ((&xdr)->x_private) + +/* Returns the length of the remaining record after the previous decode + * operation completed. + */ +#define xdr_decoded_remaining_len(xdr) ((&xdr)->x_handy) + +/* Returns the number of bytes used by the last encode operation. */ +#define xdr_encoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base)) + +#define xdr_decoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base)) + +#endif |