diff options
Diffstat (limited to 'usr/src/lib/libdtrace_jni/common/dtj_attr.c')
| -rw-r--r-- | usr/src/lib/libdtrace_jni/common/dtj_attr.c | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/usr/src/lib/libdtrace_jni/common/dtj_attr.c b/usr/src/lib/libdtrace_jni/common/dtj_attr.c new file mode 100644 index 0000000000..83edf12843 --- /dev/null +++ b/usr/src/lib/libdtrace_jni/common/dtj_attr.c @@ -0,0 +1,181 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (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 2006 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#pragma ident "%Z%%M% %I% %E% SMI" + +#include <dtrace_jni.h> + +/* + * This file creates instances of the Java class + * org.opensolaris.os.dtrace.InterfaceAttributes. + */ + +static const char * +dtj_stability_name(dtrace_stability_t stability) +{ + const char *name; + switch (stability) { + case DTRACE_STABILITY_INTERNAL: + name = "INTERNAL"; + break; + case DTRACE_STABILITY_PRIVATE: + name = "PRIVATE"; + break; + case DTRACE_STABILITY_OBSOLETE: + name = "OBSOLETE"; + break; + case DTRACE_STABILITY_EXTERNAL: + name = "EXTERNAL"; + break; + case DTRACE_STABILITY_UNSTABLE: + name = "UNSTABLE"; + break; + case DTRACE_STABILITY_EVOLVING: + name = "EVOLVING"; + break; + case DTRACE_STABILITY_STABLE: + name = "STABLE"; + break; + case DTRACE_STABILITY_STANDARD: + name = "STANDARD"; + break; + default: + name = NULL; + } + + return (name); +} + +static const char * +dtj_dependency_class_name(dtrace_class_t class) +{ + const char *name; + switch (class) { + case DTRACE_CLASS_UNKNOWN: + name = "UNKNOWN"; + break; + case DTRACE_CLASS_CPU: + name = "CPU"; + break; + case DTRACE_CLASS_PLATFORM: + name = "PLATFORM"; + break; + case DTRACE_CLASS_GROUP: + name = "GROUP"; + break; + case DTRACE_CLASS_ISA: + name = "ISA"; + break; + case DTRACE_CLASS_COMMON: + name = "COMMON"; + break; + default: + name = NULL; + } + + return (name); +} + +jobject +dtj_new_attribute(dtj_java_consumer_t *jc, const dtrace_attribute_t *attr) +{ + JNIEnv *jenv = jc->dtjj_jenv; + + const char *name; + + jstring jname = NULL; + jobject jattr = NULL; /* return value */ + + jattr = (*jenv)->NewObject(jenv, g_attr_jc, g_attrinit_jm); + if ((*jenv)->ExceptionCheck(jenv)) { + return (NULL); + } + + /* name stability */ + name = dtj_stability_name(attr->dtat_name); + if (!name) { + dtj_throw_illegal_argument(jenv, + "unexpected name stability value: %d", + attr->dtat_name); + (*jenv)->DeleteLocalRef(jenv, jattr); + return (NULL); + } + jname = (*jenv)->NewStringUTF(jenv, name); + if ((*jenv)->ExceptionCheck(jenv)) { + (*jenv)->DeleteLocalRef(jenv, jattr); + return (NULL); + } + (*jenv)->CallVoidMethod(jenv, jattr, g_attrset_name_jm, jname); + (*jenv)->DeleteLocalRef(jenv, jname); + if ((*jenv)->ExceptionCheck(jenv)) { + (*jenv)->DeleteLocalRef(jenv, jattr); + return (NULL); + } + + /* data stability */ + name = dtj_stability_name(attr->dtat_data); + if (!name) { + dtj_throw_illegal_argument(jenv, + "unexpected data stability value: %d", + attr->dtat_data); + (*jenv)->DeleteLocalRef(jenv, jattr); + return (NULL); + } + jname = (*jenv)->NewStringUTF(jenv, name); + if ((*jenv)->ExceptionCheck(jenv)) { + (*jenv)->DeleteLocalRef(jenv, jattr); + return (NULL); + } + (*jenv)->CallVoidMethod(jenv, jattr, g_attrset_data_jm, jname); + (*jenv)->DeleteLocalRef(jenv, jname); + if ((*jenv)->ExceptionCheck(jenv)) { + (*jenv)->DeleteLocalRef(jenv, jattr); + return (NULL); + } + + /* dependency class */ + name = dtj_dependency_class_name(attr->dtat_class); + if (!name) { + dtj_throw_illegal_argument(jenv, + "unexpected dependency class value: %d", + attr->dtat_class); + (*jenv)->DeleteLocalRef(jenv, jattr); + return (NULL); + } + jname = (*jenv)->NewStringUTF(jenv, name); + if ((*jenv)->ExceptionCheck(jenv)) { + (*jenv)->DeleteLocalRef(jenv, jattr); + return (NULL); + } + (*jenv)->CallVoidMethod(jenv, jattr, g_attrset_class_jm, jname); + (*jenv)->DeleteLocalRef(jenv, jname); + if ((*jenv)->ExceptionCheck(jenv)) { + (*jenv)->DeleteLocalRef(jenv, jattr); + return (NULL); + } + + return (jattr); +} |