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/*
Copyright (C) 1994 Free Software Foundation
This program 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 2, or (at
your option) any later version.
This program 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "priv.h"
/* Implement io_map as described in <hurd/io.defs>. */
error_t
S_io_map (struct protid *cred,
memory_object_t *rdobj,
mach_msg_type_name_t *rdtype,
memory_object_t *wrobj,
mach_msg_type_name_t *wrtype)
{
if (!cred)
return EOPNOTSUPP;
*rdobj = diskfs_get_filemap (cred->po->np);
*rdtype = *wrtype = MACH_MSG_TYPE_MAKE_SEND;
*wrobj = *rdobj;
return 0;
}
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