diff options
Diffstat (limited to 'rpc/xdr/src/xdr-generic.c')
| -rw-r--r-- | rpc/xdr/src/xdr-generic.c | 98 | 
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; +}  | 
