1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22/* 23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26/* 27 * Copyright (c) 2013 by Delphix. All rights reserved. 28 * Copyright (c) 2013 Joyent, Inc. All rights reserved. 29 */ 30 31#ifndef _DT_DECL_H 32#define _DT_DECL_H 33 34#include <sys/types.h> 35#include <libctf.h> 36#include <dtrace.h> 37#include <stdio.h> 38 39#ifdef __cplusplus 40extern "C" { 41#endif 42 43struct dt_node; /* forward declaration of dt_node_t */ 44 45typedef struct dt_decl { 46 ushort_t dd_kind; /* declaration kind (CTF_K_* kind) */ 47 ushort_t dd_attr; /* attributes (DT_DA_* flags) */ 48 ctf_file_t *dd_ctfp; /* CTF container for decl's type */ 49 ctf_id_t dd_type; /* CTF identifier for decl's type */ 50 char *dd_name; /* string name of this decl (or NULL) */ 51 struct dt_node *dd_node; /* node for array size or parm list */ 52 struct dt_decl *dd_next; /* next declaration in list */ 53} dt_decl_t; 54 55#define DT_DA_SIGNED 0x0001 /* signed integer value */ 56#define DT_DA_UNSIGNED 0x0002 /* unsigned integer value */ 57#define DT_DA_SHORT 0x0004 /* short integer value */ 58#define DT_DA_LONG 0x0008 /* long integer or double */ 59#define DT_DA_LONGLONG 0x0010 /* long long integer value */ 60#define DT_DA_CONST 0x0020 /* qualify type as const */ 61#define DT_DA_RESTRICT 0x0040 /* qualify type as restrict */ 62#define DT_DA_VOLATILE 0x0080 /* qualify type as volatile */ 63#define DT_DA_PAREN 0x0100 /* parenthesis tag */ 64#define DT_DA_USER 0x0200 /* user-land type specifier */ 65 66typedef enum dt_dclass { 67 DT_DC_DEFAULT, /* no storage class specified */ 68 DT_DC_AUTO, /* automatic storage */ 69 DT_DC_REGISTER, /* register storage */ 70 DT_DC_STATIC, /* static storage */ 71 DT_DC_EXTERN, /* extern storage */ 72 DT_DC_TYPEDEF, /* type definition */ 73 DT_DC_SELF, /* thread-local storage */ 74 DT_DC_THIS /* clause-local storage */ 75} dt_dclass_t; 76 77typedef struct dt_scope { 78 dt_decl_t *ds_decl; /* pointer to top of decl stack */ 79 struct dt_scope *ds_next; /* pointer to next scope */ 80 char *ds_ident; /* identifier for this scope (if any) */ 81 ctf_file_t *ds_ctfp; /* CTF container for this scope */ 82 ctf_id_t ds_type; /* CTF id of enclosing type */ 83 dt_dclass_t ds_class; /* declaration class for this scope */ 84 int ds_enumval; /* most recent enumerator value */ 85} dt_scope_t; 86 87extern dt_decl_t *dt_decl_alloc(ushort_t, char *); 88extern void dt_decl_free(dt_decl_t *); 89extern void dt_decl_reset(void); 90extern dt_decl_t *dt_decl_push(dt_decl_t *); 91extern dt_decl_t *dt_decl_pop(void); 92extern dt_decl_t *dt_decl_pop_param(char **); 93extern dt_decl_t *dt_decl_top(void); 94 95extern dt_decl_t *dt_decl_ident(char *); 96extern void dt_decl_class(dt_dclass_t); 97 98#define DT_DP_VARARGS 0x1 /* permit varargs in prototype */ 99#define DT_DP_DYNAMIC 0x2 /* permit dynamic type in prototype */ 100#define DT_DP_VOID 0x4 /* permit void type in prototype */ 101#define DT_DP_ANON 0x8 /* permit anonymous parameters */ 102 103extern int dt_decl_prototype(struct dt_node *, struct dt_node *, 104 const char *, uint_t); 105 106extern dt_decl_t *dt_decl_spec(ushort_t, char *); 107extern dt_decl_t *dt_decl_attr(ushort_t); 108extern dt_decl_t *dt_decl_array(struct dt_node *); 109extern dt_decl_t *dt_decl_func(dt_decl_t *, struct dt_node *); 110extern dt_decl_t *dt_decl_ptr(void); 111 112extern dt_decl_t *dt_decl_sou(uint_t, char *); 113extern void dt_decl_member(struct dt_node *); 114 115extern dt_decl_t *dt_decl_enum(char *); 116extern void dt_decl_enumerator(char *, struct dt_node *); 117 118extern int dt_decl_type(dt_decl_t *, dtrace_typeinfo_t *); 119 120extern void dt_scope_create(dt_scope_t *); 121extern void dt_scope_destroy(dt_scope_t *); 122extern void dt_scope_push(ctf_file_t *, ctf_id_t); 123extern dt_decl_t *dt_scope_pop(void); 124 125#ifdef __cplusplus 126} 127#endif 128 129#endif /* _DT_DECL_H */ 130