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/*
 * $Id: nfs_prot_xdr.c,v 1.1.1.1 2018/04/24 16:12:57 root Exp $
 *
 * 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 are permitted provided
 * that: (1) source distributions retain this entire copyright notice and
 * comment, and (2) distributions including binaries display the following
 * acknowledgement:  ``This product includes software developed by the
 * University of California, Berkeley and its contributors'' in the
 * documentation or other materials provided with the distribution and in
 * all advertising materials mentioning features or use of this software.
 * 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 *	@(#)nfs_prot_xdr.c	5.1 (Berkeley) 7/19/90
 */

#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);
}

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