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/*
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 Affero 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
Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see
<http://www.gnu.org/licenses/>.
*/
#ifndef _CONFIG_H
#define _CONFIG_H
#include "config.h"
#endif
#include <rpc/rpc.h>
#include <rpc/pmap_clnt.h>
#include <arpa/inet.h>
#include <rpc/xdr.h>
#include <sys/uio.h>
#include <rpc/auth_unix.h>
#include <errno.h>
#include "mem-pool.h"
#include "xdr-rpc.h"
#include "xdr-common.h"
#include "logging.h"
/* Decodes the XDR format in msgbuf into rpc_msg.
* The remaining payload is returned into payload.
*/
int
xdr_to_rpc_reply (char *msgbuf, size_t len, struct rpc_msg *reply,
struct iovec *payload, char *verfbytes)
{
XDR xdr;
int ret = -1;
if ((!msgbuf) || (!reply)) {
ret = -EINVAL;
goto out;
}
memset (reply, 0, sizeof (struct rpc_msg));
reply->acpted_rply.ar_verf = _null_auth;
reply->acpted_rply.ar_results.where = NULL;
reply->acpted_rply.ar_results.proc = (xdrproc_t)(xdr_void);
xdrmem_create (&xdr, msgbuf, len, XDR_DECODE);
if (!xdr_replymsg (&xdr, reply)) {
ret = -errno;
goto out;
}
if (payload) {
payload->iov_base = xdr_decoded_remaining_addr (xdr);
payload->iov_len = xdr_decoded_remaining_len (xdr);
}
ret = 0;
out:
return ret;
}
#if 0
bool_t
true_func (XDR *s, caddr_t *a)
{
return TRUE;
}
#endif
int
rpc_request_to_xdr (struct rpc_msg *request, char *dest, size_t len,
struct iovec *dst)
{
XDR xdr;
int ret = -1;
if ((!dest) || (!request) || (!dst)) {
goto out;
}
xdrmem_create (&xdr, dest, len, XDR_ENCODE);
if (!xdr_callmsg (&xdr, request)) {
goto out;
}
dst->iov_base = dest;
dst->iov_len = xdr_encoded_length (xdr);
ret = 0;
out:
return ret;
}
int
auth_unix_cred_to_xdr (struct authunix_parms *au, char *dest, size_t len,
struct iovec *iov)
{
XDR xdr;
int ret = -1;
if (!au || !dest || !iov) {
goto out;
}
xdrmem_create (&xdr, dest, len, XDR_DECODE);
if (!xdr_authunix_parms (&xdr, au)) {
goto out;
}
iov->iov_base = dest;
iov->iov_len = xdr_encoded_length (xdr);
ret = 0;
out:
return ret;
}
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