1*fb3fb4f3Stomee /*
2*fb3fb4f3Stomee * CDDL HEADER START
3*fb3fb4f3Stomee *
4*fb3fb4f3Stomee * The contents of this file are subject to the terms of the
5*fb3fb4f3Stomee * Common Development and Distribution License (the "License").
6*fb3fb4f3Stomee * You may not use this file except in compliance with the License.
7*fb3fb4f3Stomee *
8*fb3fb4f3Stomee * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9*fb3fb4f3Stomee * or http://www.opensolaris.org/os/licensing.
10*fb3fb4f3Stomee * See the License for the specific language governing permissions
11*fb3fb4f3Stomee * and limitations under the License.
12*fb3fb4f3Stomee *
13*fb3fb4f3Stomee * When distributing Covered Code, include this CDDL HEADER in each
14*fb3fb4f3Stomee * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15*fb3fb4f3Stomee * If applicable, add the following below this CDDL HEADER, with the
16*fb3fb4f3Stomee * fields enclosed by brackets "[]" replaced with your own identifying
17*fb3fb4f3Stomee * information: Portions Copyright [yyyy] [name of copyright owner]
18*fb3fb4f3Stomee *
19*fb3fb4f3Stomee * CDDL HEADER END
20*fb3fb4f3Stomee */
21*fb3fb4f3Stomee
22*fb3fb4f3Stomee /*
23*fb3fb4f3Stomee * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
24*fb3fb4f3Stomee * Use is subject to license terms.
25*fb3fb4f3Stomee */
26*fb3fb4f3Stomee
27*fb3fb4f3Stomee #pragma ident "%Z%%M% %I% %E% SMI"
28*fb3fb4f3Stomee
29*fb3fb4f3Stomee #include <string.h>
30*fb3fb4f3Stomee #include <dtrace_jni.h>
31*fb3fb4f3Stomee
32*fb3fb4f3Stomee /*
33*fb3fb4f3Stomee * This file creates instances of the following Java classes:
34*fb3fb4f3Stomee * - org.opensolaris.os.dtrace.ProbeDescription
35*fb3fb4f3Stomee * - org.opensolaris.os.dtrace.ProbeInfo
36*fb3fb4f3Stomee */
37*fb3fb4f3Stomee
38*fb3fb4f3Stomee jobject
dtj_new_probedesc(dtj_java_consumer_t * jc,const dtrace_probedesc_t * probedesc)39*fb3fb4f3Stomee dtj_new_probedesc(dtj_java_consumer_t *jc, const dtrace_probedesc_t *probedesc)
40*fb3fb4f3Stomee {
41*fb3fb4f3Stomee JNIEnv *jenv = jc->dtjj_jenv;
42*fb3fb4f3Stomee
43*fb3fb4f3Stomee jstring jprov = NULL;
44*fb3fb4f3Stomee jstring jmod = NULL;
45*fb3fb4f3Stomee jstring jfunc = NULL;
46*fb3fb4f3Stomee jstring jname = NULL;
47*fb3fb4f3Stomee jobject jprobedesc = NULL;
48*fb3fb4f3Stomee
49*fb3fb4f3Stomee jprov = (*jenv)->NewStringUTF(jenv, probedesc->dtpd_provider);
50*fb3fb4f3Stomee if ((*jenv)->ExceptionCheck(jenv)) {
51*fb3fb4f3Stomee goto cleanup;
52*fb3fb4f3Stomee }
53*fb3fb4f3Stomee jmod = (*jenv)->NewStringUTF(jenv, probedesc->dtpd_mod);
54*fb3fb4f3Stomee if ((*jenv)->ExceptionCheck(jenv)) {
55*fb3fb4f3Stomee goto cleanup;
56*fb3fb4f3Stomee }
57*fb3fb4f3Stomee jfunc = (*jenv)->NewStringUTF(jenv, probedesc->dtpd_func);
58*fb3fb4f3Stomee if ((*jenv)->ExceptionCheck(jenv)) {
59*fb3fb4f3Stomee goto cleanup;
60*fb3fb4f3Stomee }
61*fb3fb4f3Stomee jname = (*jenv)->NewStringUTF(jenv, probedesc->dtpd_name);
62*fb3fb4f3Stomee if ((*jenv)->ExceptionCheck(jenv)) {
63*fb3fb4f3Stomee goto cleanup;
64*fb3fb4f3Stomee }
65*fb3fb4f3Stomee jprobedesc = (*jenv)->NewObject(jenv, g_probedesc_jc,
66*fb3fb4f3Stomee g_probedescinit_jm, jprov, jmod, jfunc, jname);
67*fb3fb4f3Stomee if ((*jenv)->ExceptionCheck(jenv)) {
68*fb3fb4f3Stomee goto cleanup;
69*fb3fb4f3Stomee }
70*fb3fb4f3Stomee /* Does not throw exceptions */
71*fb3fb4f3Stomee (*jenv)->SetIntField(jenv, jprobedesc, g_probedesc_id_jf,
72*fb3fb4f3Stomee probedesc->dtpd_id);
73*fb3fb4f3Stomee
74*fb3fb4f3Stomee cleanup:
75*fb3fb4f3Stomee
76*fb3fb4f3Stomee (*jenv)->DeleteLocalRef(jenv, jprov);
77*fb3fb4f3Stomee (*jenv)->DeleteLocalRef(jenv, jmod);
78*fb3fb4f3Stomee (*jenv)->DeleteLocalRef(jenv, jfunc);
79*fb3fb4f3Stomee (*jenv)->DeleteLocalRef(jenv, jname);
80*fb3fb4f3Stomee return (jprobedesc);
81*fb3fb4f3Stomee }
82*fb3fb4f3Stomee
83*fb3fb4f3Stomee jobject
dtj_new_probeinfo(dtj_java_consumer_t * jc,const dtrace_probeinfo_t * probeinfo)84*fb3fb4f3Stomee dtj_new_probeinfo(dtj_java_consumer_t *jc, const dtrace_probeinfo_t *probeinfo)
85*fb3fb4f3Stomee {
86*fb3fb4f3Stomee JNIEnv *jenv = jc->dtjj_jenv;
87*fb3fb4f3Stomee
88*fb3fb4f3Stomee jobject jprobeattr = NULL;
89*fb3fb4f3Stomee jobject jargattr = NULL;
90*fb3fb4f3Stomee jobject jprobeinfo = NULL; /* return value */
91*fb3fb4f3Stomee
92*fb3fb4f3Stomee jprobeattr = dtj_new_attribute(jc, &probeinfo->dtp_attr);
93*fb3fb4f3Stomee if ((*jenv)->ExceptionCheck(jenv)) {
94*fb3fb4f3Stomee return (NULL);
95*fb3fb4f3Stomee }
96*fb3fb4f3Stomee jargattr = dtj_new_attribute(jc, &probeinfo->dtp_arga);
97*fb3fb4f3Stomee if ((*jenv)->ExceptionCheck(jenv)) {
98*fb3fb4f3Stomee (*jenv)->DeleteLocalRef(jenv, jprobeattr);
99*fb3fb4f3Stomee return (NULL);
100*fb3fb4f3Stomee }
101*fb3fb4f3Stomee
102*fb3fb4f3Stomee jprobeinfo = (*jenv)->NewObject(jenv, g_probeinfo_jc,
103*fb3fb4f3Stomee g_probeinfoinit_jm, jprobeattr, jargattr);
104*fb3fb4f3Stomee
105*fb3fb4f3Stomee (*jenv)->DeleteLocalRef(jenv, jprobeattr);
106*fb3fb4f3Stomee (*jenv)->DeleteLocalRef(jenv, jargattr);
107*fb3fb4f3Stomee return (jprobeinfo);
108*fb3fb4f3Stomee }
109