summaryrefslogtreecommitdiffstats
path: root/rpc/xdr/src/xdr-generic.c
diff options
context:
space:
mode:
Diffstat (limited to 'rpc/xdr/src/xdr-generic.c')
-rw-r--r--rpc/xdr/src/xdr-generic.c98
1 files changed, 98 insertions, 0 deletions
diff --git a/rpc/xdr/src/xdr-generic.c b/rpc/xdr/src/xdr-generic.c
new file mode 100644
index 00000000000..7b953f42fe3
--- /dev/null
+++ b/rpc/xdr/src/xdr-generic.c
@@ -0,0 +1,98 @@
+/*
+ Copyright (c) 2007-2010 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/>.
+*/
+
+
+#include "xdr-generic.h"
+
+
+ssize_t
+xdr_serialize_generic (struct iovec outmsg, void *res, xdrproc_t proc)
+{
+ ssize_t ret = -1;
+ XDR xdr;
+
+ if ((!outmsg.iov_base) || (!res) || (!proc))
+ return -1;
+
+ xdrmem_create (&xdr, outmsg.iov_base, (unsigned int)outmsg.iov_len,
+ XDR_ENCODE);
+
+ if (!proc (&xdr, res)) {
+ ret = -1;
+ goto ret;
+ }
+
+ ret = xdr_encoded_length (xdr);
+
+ret:
+ return ret;
+}
+
+
+ssize_t
+xdr_to_generic (struct iovec inmsg, void *args, xdrproc_t proc)
+{
+ XDR xdr;
+ ssize_t ret = -1;
+
+ if ((!inmsg.iov_base) || (!args) || (!proc))
+ return -1;
+
+ xdrmem_create (&xdr, inmsg.iov_base, (unsigned int)inmsg.iov_len,
+ XDR_DECODE);
+
+ if (!proc (&xdr, args)) {
+ ret = -1;
+ goto ret;
+ }
+
+ ret = xdr_decoded_length (xdr);
+ret:
+ return ret;
+}
+
+
+ssize_t
+xdr_to_generic_payload (struct iovec inmsg, void *args, xdrproc_t proc,
+ struct iovec *pendingpayload)
+{
+ XDR xdr;
+ ssize_t ret = -1;
+
+ if ((!inmsg.iov_base) || (!args) || (!proc))
+ return -1;
+
+ xdrmem_create (&xdr, inmsg.iov_base, (unsigned int)inmsg.iov_len,
+ XDR_DECODE);
+
+ if (!proc (&xdr, args)) {
+ ret = -1;
+ goto ret;
+ }
+
+ ret = xdr_decoded_length (xdr);
+
+ if (pendingpayload) {
+ pendingpayload->iov_base = xdr_decoded_remaining_addr (xdr);
+ pendingpayload->iov_len = xdr_decoded_remaining_len (xdr);
+ }
+
+ret:
+ return ret;
+}