dt_xlator.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _DT_XLATOR_H
#define _DT_XLATOR_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include <libctf.h>
#include <dtrace.h>
#include <dt_ident.h>
#include <dt_list.h>
#ifdef __cplusplus
extern "C" {
#endif
struct dt_node;
typedef struct dt_xlator {
dt_list_t dx_list; /* list forward/back pointers */
dt_idhash_t *dx_locals; /* hash of local scope identifiers */
dt_ident_t *dx_ident; /* identifier ref for input param */
dt_ident_t dx_souid; /* fake identifier for sou output */
dt_ident_t dx_ptrid; /* fake identifier for ptr output */
ctf_file_t *dx_src_ctfp; /* CTF container for input type */
ctf_id_t dx_src_type; /* CTF reference for input type */
ctf_id_t dx_src_base; /* CTF reference for input base */
ctf_file_t *dx_dst_ctfp; /* CTF container for output type */
ctf_id_t dx_dst_type; /* CTF reference for output type */
ctf_id_t dx_dst_base; /* CTF reference for output base */
struct dt_node *dx_members; /* list of member translations */
struct dt_node *dx_nodes; /* list of parse tree nodes */
ulong_t dx_gen; /* generation number that created me */
} dt_xlator_t;
extern dt_xlator_t *dt_xlator_create(dtrace_hdl_t *,
const dtrace_typeinfo_t *, const dtrace_typeinfo_t *,
const char *, struct dt_node *, struct dt_node *);
#define DT_XLATE_FUZZY 0 /* lookup any matching translator */
#define DT_XLATE_EXACT 1 /* lookup only exact type matches */
extern dt_xlator_t *dt_xlator_lookup(dtrace_hdl_t *,
struct dt_node *, struct dt_node *, int);
extern dt_ident_t *dt_xlator_ident(dt_xlator_t *, ctf_file_t *, ctf_id_t);
extern struct dt_node *dt_xlator_member(dt_xlator_t *, const char *);
extern void dt_xlator_destroy(dtrace_hdl_t *, dt_xlator_t *);
#ifdef __cplusplus
}
#endif
#endif /* _DT_XLATOR_H */