/*
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* Copyright (c) 1998, 2005, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#include "util.h"
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#include "ReferenceTypeImpl.h"
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#include "inStream.h"
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#include "outStream.h"
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static jboolean
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signature(PacketInputStream *in, PacketOutputStream *out)
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{
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char *signature = NULL;
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jclass clazz;
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jvmtiError error;
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clazz = inStream_readClassRef(getEnv(), in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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error = classSignature(clazz, &signature, NULL);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return JNI_TRUE;
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}
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(void)outStream_writeString(out, signature);
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jvmtiDeallocate(signature);
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return JNI_TRUE;
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}
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static jboolean
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signatureWithGeneric(PacketInputStream *in, PacketOutputStream *out)
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{
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/* Returns both the signature and the generic signature */
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char *signature = NULL;
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char *genericSignature = NULL;
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jclass clazz;
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jvmtiError error;
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clazz = inStream_readClassRef(getEnv(), in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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error = classSignature(clazz, &signature, &genericSignature);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return JNI_TRUE;
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}
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(void)outStream_writeString(out, signature);
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writeGenericSignature(out, genericSignature);
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jvmtiDeallocate(signature);
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if (genericSignature != NULL) {
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jvmtiDeallocate(genericSignature);
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}
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return JNI_TRUE;
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}
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static jboolean
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getClassLoader(PacketInputStream *in, PacketOutputStream *out)
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{
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jclass clazz;
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jobject loader;
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jvmtiError error;
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JNIEnv *env;
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env = getEnv();
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clazz = inStream_readClassRef(env, in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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error = classLoader(clazz, &loader);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return JNI_TRUE;
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}
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(void)outStream_writeObjectRef(env, out, loader);
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return JNI_TRUE;
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}
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static jboolean
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modifiers(PacketInputStream *in, PacketOutputStream *out)
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{
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jint modifiers;
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jclass clazz;
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jvmtiError error;
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clazz = inStream_readClassRef(getEnv(), in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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error = JVMTI_FUNC_PTR(gdata->jvmti,GetClassModifiers)
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(gdata->jvmti, clazz, &modifiers);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return JNI_TRUE;
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}
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(void)outStream_writeInt(out, modifiers);
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return JNI_TRUE;
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}
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static void
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writeMethodInfo(PacketOutputStream *out, jclass clazz, jmethodID method,
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int outputGenerics)
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{
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char *name = NULL;
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char *signature = NULL;
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char *genericSignature = NULL;
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jint modifiers;
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jvmtiError error;
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jboolean isSynthetic;
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error = isMethodSynthetic(method, &isSynthetic);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return;
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}
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error = methodModifiers(method, &modifiers);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return;
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}
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error = methodSignature(method, &name, &signature, &genericSignature);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return;
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}
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if (isSynthetic) {
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modifiers |= MOD_SYNTHETIC;
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}
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(void)outStream_writeMethodID(out, method);
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(void)outStream_writeString(out, name);
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(void)outStream_writeString(out, signature);
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if (outputGenerics == 1) {
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writeGenericSignature(out, genericSignature);
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}
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(void)outStream_writeInt(out, modifiers);
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jvmtiDeallocate(name);
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jvmtiDeallocate(signature);
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if (genericSignature != NULL) {
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jvmtiDeallocate(genericSignature);
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}
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}
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static jboolean
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methods1(PacketInputStream *in, PacketOutputStream *out,
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int outputGenerics)
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{
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int i;
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jclass clazz;
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jint methodCount = 0;
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jmethodID *methods = NULL;
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jvmtiError error;
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clazz = inStream_readClassRef(getEnv(), in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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error = JVMTI_FUNC_PTR(gdata->jvmti,GetClassMethods)
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(gdata->jvmti, clazz, &methodCount, &methods);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return JNI_TRUE;
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}
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(void)outStream_writeInt(out, methodCount);
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for (i = 0; (i < methodCount) && !outStream_error(out); i++) {
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writeMethodInfo(out, clazz, methods[i], outputGenerics);
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}
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/* Free methods array */
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if ( methods != NULL ) {
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jvmtiDeallocate(methods);
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}
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return JNI_TRUE;
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}
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static jboolean
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methods(PacketInputStream *in, PacketOutputStream *out,
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int outputGenerics)
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{
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return methods1(in, out, 0);
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}
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static jboolean
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methodsWithGeneric(PacketInputStream *in, PacketOutputStream *out)
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{
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return methods1(in, out, 1);
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}
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static jboolean
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instances(PacketInputStream *in, PacketOutputStream *out)
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{
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jint maxInstances;
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jclass clazz;
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JNIEnv *env;
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if (gdata->vmDead) {
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outStream_setError(out, JDWP_ERROR(VM_DEAD));
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return JNI_TRUE;
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}
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env = getEnv();
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clazz = inStream_readClassRef(env, in);
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maxInstances = inStream_readInt(in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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WITH_LOCAL_REFS(env, 1) {
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jvmtiError error;
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ObjectBatch batch;
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error = classInstances(clazz, &batch, maxInstances);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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} else {
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int kk;
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jbyte typeKey;
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(void)outStream_writeInt(out, batch.count);
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if (batch.count > 0) {
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/*
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* They are all instances of this class and will all have
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* the same typeKey, so just compute it once.
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*/
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typeKey = specificTypeKey(env, batch.objects[0]);
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for (kk = 0; kk < batch.count; kk++) {
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jobject inst;
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inst = batch.objects[kk];
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(void)outStream_writeByte(out, typeKey);
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(void)outStream_writeObjectRef(env, out, inst);
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}
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}
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jvmtiDeallocate(batch.objects);
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}
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} END_WITH_LOCAL_REFS(env);
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return JNI_TRUE;
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}
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static jboolean
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getClassVersion(PacketInputStream *in, PacketOutputStream *out)
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{
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jclass clazz;
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jvmtiError error;
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jint majorVersion;
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jint minorVersion;
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clazz = inStream_readClassRef(getEnv(), in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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error = JVMTI_FUNC_PTR(gdata->jvmti, GetClassVersionNumbers)
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(gdata->jvmti, clazz, &minorVersion, &majorVersion);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return JNI_TRUE;
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}
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(void)outStream_writeInt(out, majorVersion);
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(void)outStream_writeInt(out, minorVersion);
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return JNI_TRUE;
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}
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static jboolean
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getConstantPool(PacketInputStream *in, PacketOutputStream *out)
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{
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jclass clazz;
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jvmtiError error;
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jint cpCount;
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jint cpByteCount;
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unsigned char* cpBytesPtr;
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clazz = inStream_readClassRef(getEnv(), in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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/* Initialize assuming no bytecodes and no error */
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error = JVMTI_ERROR_NONE;
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cpCount = 0;
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cpByteCount = 0;
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cpBytesPtr = NULL;
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error = JVMTI_FUNC_PTR(gdata->jvmti,GetConstantPool)
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(gdata->jvmti, clazz, &cpCount, &cpByteCount, &cpBytesPtr);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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} else {
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(void)outStream_writeInt(out, cpCount);
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(void)outStream_writeByteArray(out, cpByteCount, (jbyte *)cpBytesPtr);
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jvmtiDeallocate(cpBytesPtr);
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}
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return JNI_TRUE;
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}
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static void
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writeFieldInfo(PacketOutputStream *out, jclass clazz, jfieldID fieldID,
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int outputGenerics)
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{
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char *name;
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char *signature = NULL;
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char *genericSignature = NULL;
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jint modifiers;
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jboolean isSynthetic;
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jvmtiError error;
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error = isFieldSynthetic(clazz, fieldID, &isSynthetic);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return;
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}
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error = fieldModifiers(clazz, fieldID, &modifiers);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return;
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}
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error = fieldSignature(clazz, fieldID, &name, &signature, &genericSignature);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return;
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}
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if (isSynthetic) {
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modifiers |= MOD_SYNTHETIC;
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}
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(void)outStream_writeFieldID(out, fieldID);
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(void)outStream_writeString(out, name);
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(void)outStream_writeString(out, signature);
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if (outputGenerics == 1) {
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writeGenericSignature(out, genericSignature);
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}
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(void)outStream_writeInt(out, modifiers);
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jvmtiDeallocate(name);
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jvmtiDeallocate(signature);
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if (genericSignature != NULL) {
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jvmtiDeallocate(genericSignature);
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}
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}
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static jboolean
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fields1(PacketInputStream *in, PacketOutputStream *out, int outputGenerics)
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{
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int i;
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jclass clazz;
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jint fieldCount = 0;
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jfieldID *fields = NULL;
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jvmtiError error;
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clazz = inStream_readClassRef(getEnv(), in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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error = JVMTI_FUNC_PTR(gdata->jvmti,GetClassFields)
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(gdata->jvmti, clazz, &fieldCount, &fields);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return JNI_TRUE;
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}
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(void)outStream_writeInt(out, fieldCount);
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for (i = 0; (i < fieldCount) && !outStream_error(out); i++) {
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writeFieldInfo(out, clazz, fields[i], outputGenerics);
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}
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/* Free fields array */
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if ( fields != NULL ) {
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jvmtiDeallocate(fields);
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}
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return JNI_TRUE;
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}
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static jboolean
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fields(PacketInputStream *in, PacketOutputStream *out)
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{
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return fields1(in, out, 0);
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}
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static jboolean
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fieldsWithGeneric(PacketInputStream *in, PacketOutputStream *out)
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{
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return fields1(in, out, 1);
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}
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static jboolean
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getValues(PacketInputStream *in, PacketOutputStream *out)
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{
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sharedGetFieldValues(in, out, JNI_TRUE);
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return JNI_TRUE;
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}
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static jboolean
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sourceFile(PacketInputStream *in, PacketOutputStream *out)
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{
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char *fileName;
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jvmtiError error;
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jclass clazz;
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clazz = inStream_readClassRef(getEnv(), in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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error = JVMTI_FUNC_PTR(gdata->jvmti,GetSourceFileName)
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(gdata->jvmti, clazz, &fileName);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return JNI_TRUE;
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}
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(void)outStream_writeString(out, fileName);
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jvmtiDeallocate(fileName);
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return JNI_TRUE;
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}
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static jboolean
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sourceDebugExtension(PacketInputStream *in, PacketOutputStream *out)
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{
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char *extension;
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jvmtiError error;
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jclass clazz;
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clazz = inStream_readClassRef(getEnv(), in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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error = getSourceDebugExtension(clazz, &extension);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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return JNI_TRUE;
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}
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(void)outStream_writeString(out, extension);
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jvmtiDeallocate(extension);
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return JNI_TRUE;
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}
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static jboolean
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nestedTypes(PacketInputStream *in, PacketOutputStream *out)
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{
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JNIEnv *env;
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jclass clazz;
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env = getEnv();
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clazz = inStream_readClassRef(env, in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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WITH_LOCAL_REFS(env, 1) {
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jvmtiError error;
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jint count;
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jclass *nested;
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error = allNestedClasses(clazz, &nested, &count);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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} else {
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int i;
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(void)outStream_writeInt(out, count);
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for (i = 0; i < count; i++) {
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(void)outStream_writeByte(out, referenceTypeTag(nested[i]));
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(void)outStream_writeObjectRef(env, out, nested[i]);
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}
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if ( nested != NULL ) {
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jvmtiDeallocate(nested);
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}
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}
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} END_WITH_LOCAL_REFS(env);
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return JNI_TRUE;
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}
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static jboolean
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getClassStatus(PacketInputStream *in, PacketOutputStream *out)
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{
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jint status;
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jclass clazz;
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clazz = inStream_readClassRef(getEnv(), in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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status = classStatus(clazz);
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(void)outStream_writeInt(out, map2jdwpClassStatus(status));
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return JNI_TRUE;
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}
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static jboolean
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interfaces(PacketInputStream *in, PacketOutputStream *out)
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{
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JNIEnv *env;
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jclass clazz;
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env = getEnv();
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clazz = inStream_readClassRef(env, in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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WITH_LOCAL_REFS(env, 1) {
|
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jvmtiError error;
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jint interfaceCount;
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jclass *interfaces;
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error = allInterfaces(clazz, &interfaces, &interfaceCount);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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} else {
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int i;
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(void)outStream_writeInt(out, interfaceCount);
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for (i = 0; i < interfaceCount; i++) {
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(void)outStream_writeObjectRef(env, out, interfaces[i]);
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}
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if ( interfaces != NULL ) {
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jvmtiDeallocate(interfaces);
|
}
|
}
|
|
} END_WITH_LOCAL_REFS(env);
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return JNI_TRUE;
|
}
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static jboolean
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classObject(PacketInputStream *in, PacketOutputStream *out)
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{
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jclass clazz;
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JNIEnv *env;
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env = getEnv();
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clazz = inStream_readClassRef(env, in);
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if (inStream_error(in)) {
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return JNI_TRUE;
|
}
|
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/*
|
* In our implementation, the reference type id is the same as the
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* class object id, so we bounce it right back.
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*
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*/
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(void)outStream_writeObjectRef(env, out, clazz);
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return JNI_TRUE;
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}
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void *ReferenceType_Cmds[] = { (void *)18
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,(void *)signature
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,(void *)getClassLoader
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,(void *)modifiers
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,(void *)fields
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,(void *)methods
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,(void *)getValues
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,(void *)sourceFile
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,(void *)nestedTypes
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,(void *)getClassStatus
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,(void *)interfaces
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,(void *)classObject
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,(void *)sourceDebugExtension
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,(void *)signatureWithGeneric
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,(void *)fieldsWithGeneric
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,(void *)methodsWithGeneric
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,(void *)instances
|
,(void *)getClassVersion
|
,(void *)getConstantPool
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};
|
