17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 57c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 67c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 77c478bd9Sstevel@tonic-gate * with the License. 87c478bd9Sstevel@tonic-gate * 97c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 107c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 117c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 127c478bd9Sstevel@tonic-gate * and limitations under the License. 137c478bd9Sstevel@tonic-gate * 147c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 157c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 167c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 177c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 187c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 197c478bd9Sstevel@tonic-gate * 207c478bd9Sstevel@tonic-gate * CDDL HEADER END 217c478bd9Sstevel@tonic-gate */ 227c478bd9Sstevel@tonic-gate /* 23*1a7c1b72Smws * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate #ifndef _DT_XLATOR_H 287c478bd9Sstevel@tonic-gate #define _DT_XLATOR_H 297c478bd9Sstevel@tonic-gate 307c478bd9Sstevel@tonic-gate #include <libctf.h> 317c478bd9Sstevel@tonic-gate #include <dtrace.h> 327c478bd9Sstevel@tonic-gate #include <dt_ident.h> 337c478bd9Sstevel@tonic-gate #include <dt_list.h> 347c478bd9Sstevel@tonic-gate 357c478bd9Sstevel@tonic-gate #ifdef __cplusplus 367c478bd9Sstevel@tonic-gate extern "C" { 377c478bd9Sstevel@tonic-gate #endif 387c478bd9Sstevel@tonic-gate 397c478bd9Sstevel@tonic-gate struct dt_node; 407c478bd9Sstevel@tonic-gate 417c478bd9Sstevel@tonic-gate typedef struct dt_xlator { 427c478bd9Sstevel@tonic-gate dt_list_t dx_list; /* list forward/back pointers */ 437c478bd9Sstevel@tonic-gate dt_idhash_t *dx_locals; /* hash of local scope identifiers */ 447c478bd9Sstevel@tonic-gate dt_ident_t *dx_ident; /* identifier ref for input param */ 457c478bd9Sstevel@tonic-gate dt_ident_t dx_souid; /* fake identifier for sou output */ 467c478bd9Sstevel@tonic-gate dt_ident_t dx_ptrid; /* fake identifier for ptr output */ 477c478bd9Sstevel@tonic-gate ctf_file_t *dx_src_ctfp; /* CTF container for input type */ 487c478bd9Sstevel@tonic-gate ctf_id_t dx_src_type; /* CTF reference for input type */ 497c478bd9Sstevel@tonic-gate ctf_id_t dx_src_base; /* CTF reference for input base */ 507c478bd9Sstevel@tonic-gate ctf_file_t *dx_dst_ctfp; /* CTF container for output type */ 517c478bd9Sstevel@tonic-gate ctf_id_t dx_dst_type; /* CTF reference for output type */ 527c478bd9Sstevel@tonic-gate ctf_id_t dx_dst_base; /* CTF reference for output base */ 537c478bd9Sstevel@tonic-gate struct dt_node *dx_members; /* list of member translations */ 54*1a7c1b72Smws uint_t dx_nmembers; /* length of dx_members list */ 55*1a7c1b72Smws dtrace_difo_t **dx_membdif; /* DIF for member expressions */ 567c478bd9Sstevel@tonic-gate struct dt_node *dx_nodes; /* list of parse tree nodes */ 57*1a7c1b72Smws dtrace_hdl_t *dx_hdl; /* back pointer to containing handle */ 587c478bd9Sstevel@tonic-gate ulong_t dx_gen; /* generation number that created me */ 59*1a7c1b72Smws id_t dx_id; /* global translator id */ 60*1a7c1b72Smws int dx_arg; /* dynamic argument index */ 617c478bd9Sstevel@tonic-gate } dt_xlator_t; 627c478bd9Sstevel@tonic-gate 637c478bd9Sstevel@tonic-gate extern dt_xlator_t *dt_xlator_create(dtrace_hdl_t *, 647c478bd9Sstevel@tonic-gate const dtrace_typeinfo_t *, const dtrace_typeinfo_t *, 657c478bd9Sstevel@tonic-gate const char *, struct dt_node *, struct dt_node *); 667c478bd9Sstevel@tonic-gate 67*1a7c1b72Smws extern void dt_xlator_destroy(dtrace_hdl_t *, dt_xlator_t *); 68*1a7c1b72Smws 69*1a7c1b72Smws #define DT_XLATE_FUZZY 0x0 /* lookup any matching translator */ 70*1a7c1b72Smws #define DT_XLATE_EXACT 0x1 /* lookup only exact type matches */ 71*1a7c1b72Smws #define DT_XLATE_EXTERN 0x2 /* extern translator if none exists */ 727c478bd9Sstevel@tonic-gate 737c478bd9Sstevel@tonic-gate extern dt_xlator_t *dt_xlator_lookup(dtrace_hdl_t *, 747c478bd9Sstevel@tonic-gate struct dt_node *, struct dt_node *, int); 757c478bd9Sstevel@tonic-gate 76*1a7c1b72Smws extern dt_xlator_t *dt_xlator_lookup_id(dtrace_hdl_t *, id_t); 777c478bd9Sstevel@tonic-gate extern dt_ident_t *dt_xlator_ident(dt_xlator_t *, ctf_file_t *, ctf_id_t); 787c478bd9Sstevel@tonic-gate extern struct dt_node *dt_xlator_member(dt_xlator_t *, const char *); 79*1a7c1b72Smws extern int dt_xlator_dynamic(const dt_xlator_t *); 807c478bd9Sstevel@tonic-gate 817c478bd9Sstevel@tonic-gate #ifdef __cplusplus 827c478bd9Sstevel@tonic-gate } 837c478bd9Sstevel@tonic-gate #endif 847c478bd9Sstevel@tonic-gate 857c478bd9Sstevel@tonic-gate #endif /* _DT_XLATOR_H */ 86