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Diffstat (limited to 'lib/libdtrace/common/dt_xlator.h')
| -rw-r--r-- | lib/libdtrace/common/dt_xlator.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/lib/libdtrace/common/dt_xlator.h b/lib/libdtrace/common/dt_xlator.h new file mode 100644 index 000000000000..a30f3aff64dd --- /dev/null +++ b/lib/libdtrace/common/dt_xlator.h @@ -0,0 +1,87 @@ +/* + * 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 2005 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 */ + uint_t dx_nmembers; /* length of dx_members list */ + dtrace_difo_t **dx_membdif; /* DIF for member expressions */ + struct dt_node *dx_nodes; /* list of parse tree nodes */ + dtrace_hdl_t *dx_hdl; /* back pointer to containing handle */ + ulong_t dx_gen; /* generation number that created me */ + id_t dx_id; /* global translator id */ + int dx_arg; /* dynamic argument index */ +} 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 *); + +extern void dt_xlator_destroy(dtrace_hdl_t *, dt_xlator_t *); + +#define DT_XLATE_FUZZY 0x0 /* lookup any matching translator */ +#define DT_XLATE_EXACT 0x1 /* lookup only exact type matches */ +#define DT_XLATE_EXTERN 0x2 /* extern translator if none exists */ + +extern dt_xlator_t *dt_xlator_lookup(dtrace_hdl_t *, + struct dt_node *, struct dt_node *, int); + +extern dt_xlator_t *dt_xlator_lookup_id(dtrace_hdl_t *, id_t); +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 int dt_xlator_dynamic(const dt_xlator_t *); + +#ifdef __cplusplus +} +#endif + +#endif /* _DT_XLATOR_H */ |