usr/src/usr.sbin/amd/rpcx/nfs_prot_xdr.c

/*
 * Copyright (c) 1989 Jan-Simon Pendry
 * Copyright (c) 1989 Imperial College of Science, Technology & Medicine
 * Copyright (c) 1989 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Jan-Simon Pendry at Imperial College, London.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by the University of
 *      California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *      @(#)nfs_prot_xdr.c      5.3 (Berkeley) 5/12/91
 *
 * $Id: nfs_prot_xdr.c,v 5.2.1.2 91/05/07 22:18:59 jsp Alpha $
 *
 */

#include "am.h"


#ifndef xdr_nfsstat
bool_t
xdr_nfsstat(xdrs, objp)
        XDR *xdrs;
        nfsstat *objp;
{
        if (!xdr_enum(xdrs, (enum_t *)objp)) {
                return (FALSE);
        }
        return (TRUE);
}
#endif /* xdr_nfsstat */


#ifndef xdr_ftype
static bool_t
xdr_ftype(xdrs, objp)
        XDR *xdrs;
        ftype *objp;
{
        if (!xdr_enum(xdrs, (enum_t *)objp)) {
                return (FALSE);
        }
        return (TRUE);
}
#endif /* xdr_ftype */


bool_t
xdr_nfs_fh(xdrs, objp)
        XDR *xdrs;
        nfs_fh *objp;
{
        if (!xdr_opaque(xdrs, objp->data, NFS_FHSIZE)) {
                return (FALSE);
        }
        return (TRUE);
}


static bool_t
xdr_nfstime(xdrs, objp)
        XDR *xdrs;
        nfstime *objp;
{
        if (!xdr_u_int(xdrs, &objp->seconds)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->useconds)) {
                return (FALSE);
        }
        return (TRUE);
}


static bool_t
xdr_fattr(xdrs, objp)
        XDR *xdrs;
        fattr *objp;
{
        if (!xdr_ftype(xdrs, &objp->type)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->mode)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->nlink)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->uid)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->gid)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->size)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->blocksize)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->rdev)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->blocks)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->fsid)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->fileid)) {
                return (FALSE);
        }
        if (!xdr_nfstime(xdrs, &objp->atime)) {
                return (FALSE);
        }
        if (!xdr_nfstime(xdrs, &objp->mtime)) {
                return (FALSE);
        }
        if (!xdr_nfstime(xdrs, &objp->ctime)) {
                return (FALSE);
        }
        return (TRUE);
}


static bool_t
xdr_sattr(xdrs, objp)
        XDR *xdrs;
        sattr *objp;
{
        if (!xdr_u_int(xdrs, &objp->mode)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->uid)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->gid)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->size)) {
                return (FALSE);
        }
        if (!xdr_nfstime(xdrs, &objp->atime)) {
                return (FALSE);
        }
        if (!xdr_nfstime(xdrs, &objp->mtime)) {
                return (FALSE);
        }
        return (TRUE);
}


static bool_t
xdr_filename(xdrs, objp)
        XDR *xdrs;
        filename *objp;
{
        if (!xdr_string(xdrs, objp, NFS_MAXNAMLEN)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_nfspath(xdrs, objp)
        XDR *xdrs;
        nfspath *objp;
{
        if (!xdr_string(xdrs, objp, NFS_MAXPATHLEN)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_attrstat(xdrs, objp)
        XDR *xdrs;
        attrstat *objp;
{
        if (!xdr_nfsstat(xdrs, &objp->status)) {
                return (FALSE);
        }
        switch (objp->status) {
        case NFS_OK:
                if (!xdr_fattr(xdrs, &objp->attrstat_u.attributes)) {
                        return (FALSE);
                }
                break;
        }
        return (TRUE);
}


bool_t
xdr_sattrargs(xdrs, objp)
        XDR *xdrs;
        sattrargs *objp;
{
        if (!xdr_nfs_fh(xdrs, &objp->file)) {
                return (FALSE);
        }
        if (!xdr_sattr(xdrs, &objp->attributes)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_diropargs(xdrs, objp)
        XDR *xdrs;
        diropargs *objp;
{
        if (!xdr_nfs_fh(xdrs, &objp->dir)) {
                return (FALSE);
        }
        if (!xdr_filename(xdrs, &objp->name)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_diropokres(xdrs, objp)
        XDR *xdrs;
        diropokres *objp;
{
        if (!xdr_nfs_fh(xdrs, &objp->file)) {
                return (FALSE);
        }
        if (!xdr_fattr(xdrs, &objp->attributes)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_diropres(xdrs, objp)
        XDR *xdrs;
        diropres *objp;
{
        if (!xdr_nfsstat(xdrs, &objp->status)) {
                return (FALSE);
        }
        switch (objp->status) {
        case NFS_OK:
                if (!xdr_diropokres(xdrs, &objp->diropres_u.diropres)) {
                        return (FALSE);
                }
                break;
        }
        return (TRUE);
}


bool_t
xdr_readlinkres(xdrs, objp)
        XDR *xdrs;
        readlinkres *objp;
{
        if (!xdr_nfsstat(xdrs, &objp->status)) {
                return (FALSE);
        }
        switch (objp->status) {
        case NFS_OK:
                if (!xdr_nfspath(xdrs, &objp->readlinkres_u.data)) {
                        return (FALSE);
                }
                break;
        }
        return (TRUE);
}


bool_t
xdr_readargs(xdrs, objp)
        XDR *xdrs;
        readargs *objp;
{
        if (!xdr_nfs_fh(xdrs, &objp->file)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->offset)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->count)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->totalcount)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_readokres(xdrs, objp)
        XDR *xdrs;
        readokres *objp;
{
        if (!xdr_fattr(xdrs, &objp->attributes)) {
                return (FALSE);
        }
        if (!xdr_bytes(xdrs, (char **)&objp->data.data_val, (u_int *)&objp->data.data_len, NFS_MAXDATA)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_readres(xdrs, objp)
        XDR *xdrs;
        readres *objp;
{
        if (!xdr_nfsstat(xdrs, &objp->status)) {
                return (FALSE);
        }
        switch (objp->status) {
        case NFS_OK:
                if (!xdr_readokres(xdrs, &objp->readres_u.reply)) {
                        return (FALSE);
                }
                break;
        }
        return (TRUE);
}


bool_t
xdr_writeargs(xdrs, objp)
        XDR *xdrs;
        writeargs *objp;
{
        if (!xdr_nfs_fh(xdrs, &objp->file)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->beginoffset)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->offset)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->totalcount)) {
                return (FALSE);
        }
        if (!xdr_bytes(xdrs, (char **)&objp->data.data_val, (u_int *)&objp->data.data_len, NFS_MAXDATA)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_createargs(xdrs, objp)
        XDR *xdrs;
        createargs *objp;
{
        if (!xdr_diropargs(xdrs, &objp->where)) {
                return (FALSE);
        }
        if (!xdr_sattr(xdrs, &objp->attributes)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_renameargs(xdrs, objp)
        XDR *xdrs;
        renameargs *objp;
{
        if (!xdr_diropargs(xdrs, &objp->from)) {
                return (FALSE);
        }
        if (!xdr_diropargs(xdrs, &objp->to)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_linkargs(xdrs, objp)
        XDR *xdrs;
        linkargs *objp;
{
        if (!xdr_nfs_fh(xdrs, &objp->from)) {
                return (FALSE);
        }
        if (!xdr_diropargs(xdrs, &objp->to)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_symlinkargs(xdrs, objp)
        XDR *xdrs;
        symlinkargs *objp;
{
        if (!xdr_diropargs(xdrs, &objp->from)) {
                return (FALSE);
        }
        if (!xdr_nfspath(xdrs, &objp->to)) {
                return (FALSE);
        }
        if (!xdr_sattr(xdrs, &objp->attributes)) {
                return (FALSE);
        }
        return (TRUE);
}


static bool_t
xdr_nfscookie(xdrs, objp)
        XDR *xdrs;
        nfscookie objp;
{
        if (!xdr_opaque(xdrs, objp, NFS_COOKIESIZE)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_readdirargs(xdrs, objp)
        XDR *xdrs;
        readdirargs *objp;
{
        if (!xdr_nfs_fh(xdrs, &objp->dir)) {
                return (FALSE);
        }
        if (!xdr_nfscookie(xdrs, objp->cookie)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->count)) {
                return (FALSE);
        }
        return (TRUE);
}


static bool_t
xdr_entry(xdrs, objp)
        XDR *xdrs;
        entry *objp;
{
        if (!xdr_u_int(xdrs, &objp->fileid)) {
                return (FALSE);
        }
        if (!xdr_filename(xdrs, &objp->name)) {
                return (FALSE);
        }
        if (!xdr_nfscookie(xdrs, objp->cookie)) {
                return (FALSE);
        }
        if (!xdr_pointer(xdrs, (char **)&objp->nextentry, sizeof(entry), xdr_entry)) {
                return (FALSE);
        }
        return (TRUE);
}


static bool_t
xdr_dirlist(xdrs, objp)
        XDR *xdrs;
        dirlist *objp;
{
        if (!xdr_pointer(xdrs, (char **)&objp->entries, sizeof(entry), xdr_entry)) {
                return (FALSE);
        }
        if (!xdr_bool(xdrs, &objp->eof)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_readdirres(xdrs, objp)
        XDR *xdrs;
        readdirres *objp;
{
        if (!xdr_nfsstat(xdrs, &objp->status)) {
                return (FALSE);
        }
        switch (objp->status) {
        case NFS_OK:
                if (!xdr_dirlist(xdrs, &objp->readdirres_u.reply)) {
                        return (FALSE);
                }
                break;
        }
        return (TRUE);
}


bool_t
xdr_statfsokres(xdrs, objp)
        XDR *xdrs;
        statfsokres *objp;
{
        if (!xdr_u_int(xdrs, &objp->tsize)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->bsize)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->blocks)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->bfree)) {
                return (FALSE);
        }
        if (!xdr_u_int(xdrs, &objp->bavail)) {
                return (FALSE);
        }
        return (TRUE);
}


bool_t
xdr_statfsres(xdrs, objp)
        XDR *xdrs;
        statfsres *objp;
{
        if (!xdr_nfsstat(xdrs, &objp->status)) {
                return (FALSE);
        }
        switch (objp->status) {
        case NFS_OK:
                if (!xdr_statfsokres(xdrs, &objp->statfsres_u.reply)) {
                        return (FALSE);
                }
                break;
        }
        return (TRUE);
}