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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #pragma ident	"%Z%%M%	%I%	%E% SMI"
27 
28 /*
29  * Routines for manipulating iidesc_t structures
30  */
31 
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <strings.h>
35 
36 #include "ctftools.h"
37 #include "memory.h"
38 #include "list.h"
39 #include "hash.h"
40 
41 typedef struct iidesc_find {
42 	iidesc_t *iif_tgt;
43 	iidesc_t *iif_ret;
44 } iidesc_find_t;
45 
46 iidesc_t *
47 iidesc_new(char *name)
48 {
49 	iidesc_t *ii;
50 
51 	ii = xcalloc(sizeof (iidesc_t));
52 	if (name)
53 		ii->ii_name = xstrdup(name);
54 
55 	return (ii);
56 }
57 
58 int
59 iidesc_hash(int nbuckets, void *arg)
60 {
61 	iidesc_t *ii = arg;
62 	int h = 0;
63 
64 	if (ii->ii_name)
65 		return (hash_name(nbuckets, ii->ii_name));
66 
67 	return (h);
68 }
69 
70 static int
71 iidesc_cmp(void *arg1, void *arg2)
72 {
73 	iidesc_t *src = arg1;
74 	iidesc_find_t *find = arg2;
75 	iidesc_t *tgt = find->iif_tgt;
76 
77 	if (src->ii_type != tgt->ii_type ||
78 	    !streq(src->ii_name, tgt->ii_name))
79 		return (0);
80 
81 	find->iif_ret = src;
82 
83 	return (-1);
84 }
85 
86 void
87 iidesc_add(hash_t *hash, iidesc_t *new)
88 {
89 	iidesc_find_t find;
90 
91 	find.iif_tgt = new;
92 	find.iif_ret = NULL;
93 
94 	(void) hash_match(hash, new, iidesc_cmp, &find);
95 
96 	if (find.iif_ret != NULL) {
97 		iidesc_t *old = find.iif_ret;
98 		iidesc_t tmp;
99 		/* replacing existing one */
100 		bcopy(old, &tmp, sizeof (tmp));
101 		bcopy(new, old, sizeof (*old));
102 		bcopy(&tmp, new, sizeof (*new));
103 
104 		iidesc_free(new, NULL);
105 		return;
106 	}
107 
108 	hash_add(hash, new);
109 }
110 
111 void
112 iter_iidescs_by_name(tdata_t *td, char const *name,
113     int (*func)(void *, void *), void *data)
114 {
115 	iidesc_t tmpdesc;
116 	bzero(&tmpdesc, sizeof(tmpdesc));
117 	tmpdesc.ii_name = xstrdup(name);
118 	(void) hash_match(td->td_iihash, &tmpdesc, func, data);
119 	free(tmpdesc.ii_name);
120 }
121 
122 iidesc_t *
123 iidesc_dup(iidesc_t *src)
124 {
125 	iidesc_t *tgt;
126 
127 	tgt = xmalloc(sizeof (iidesc_t));
128 	bcopy(src, tgt, sizeof (iidesc_t));
129 
130 	tgt->ii_name = src->ii_name ? xstrdup(src->ii_name) : NULL;
131 	tgt->ii_owner = src->ii_owner ? xstrdup(src->ii_owner) : NULL;
132 
133 	if (tgt->ii_nargs) {
134 		tgt->ii_args = xmalloc(sizeof (tdesc_t *) * tgt->ii_nargs);
135 		bcopy(src->ii_args, tgt->ii_args,
136 		    sizeof (tdesc_t *) * tgt->ii_nargs);
137 	}
138 
139 	return (tgt);
140 }
141 
142 iidesc_t *
143 iidesc_dup_rename(iidesc_t *src, char const *name, char const *owner)
144 {
145 	iidesc_t *tgt = iidesc_dup(src);
146 	free(tgt->ii_name);
147 	free(tgt->ii_owner);
148 
149 	tgt->ii_name = name ? xstrdup(name) : NULL;
150 	tgt->ii_owner = owner ? xstrdup(owner) : NULL;
151 
152 	return (tgt);
153 }
154 
155 /*ARGSUSED*/
156 void
157 iidesc_free(void *arg, void *private __unused)
158 {
159 	iidesc_t *idp = arg;
160 	if (idp->ii_name)
161 		free(idp->ii_name);
162 	if (idp->ii_nargs)
163 		free(idp->ii_args);
164 	if (idp->ii_owner)
165 		free(idp->ii_owner);
166 	free(idp);
167 }
168 
169 int
170 iidesc_dump(iidesc_t *ii)
171 {
172 	printf("type: %d  name %s\n", ii->ii_type,
173 	    (ii->ii_name ? ii->ii_name : "(anon)"));
174 
175 	return (0);
176 }
177 
178 int
179 iidesc_count_type(void *data, void *private)
180 {
181 	iidesc_t *ii = data;
182 	iitype_t match = (iitype_t)private;
183 
184 	return (ii->ii_type == match);
185 }
186 
187 void
188 iidesc_stats(hash_t *ii)
189 {
190 	printf("GFun: %5d SFun: %5d GVar: %5d SVar: %5d T %5d SOU: %5d\n",
191 	    hash_iter(ii, iidesc_count_type, (void *)II_GFUN),
192 	    hash_iter(ii, iidesc_count_type, (void *)II_SFUN),
193 	    hash_iter(ii, iidesc_count_type, (void *)II_GVAR),
194 	    hash_iter(ii, iidesc_count_type, (void *)II_SVAR),
195 	    hash_iter(ii, iidesc_count_type, (void *)II_TYPE),
196 	    hash_iter(ii, iidesc_count_type, (void *)II_SOU));
197 }
198