/*

 * Copyright (c) 1998, 2005, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

#include "util.h"

#include "ClassTypeImpl.h"

#include "inStream.h"

#include "outStream.h"

static jboolean

superclass(PacketInputStream *in, PacketOutputStream *out)

{

    JNIEnv *env;

    jclass clazz;

    env = getEnv();

    clazz = inStream_readClassRef(env, in);

    if (inStream_error(in)) {

        return JNI_TRUE;

    }

    WITH_LOCAL_REFS(env, 1) {

        jclass superclass;

        superclass = JNI_FUNC_PTR(env,GetSuperclass)(env,clazz);

        (void)outStream_writeObjectRef(env, out, superclass);

    } END_WITH_LOCAL_REFS(env);

    return JNI_TRUE;

}

static jdwpError

readStaticFieldValue(JNIEnv *env, PacketInputStream *in, jclass clazz,

                     jfieldID field, char *signature)

{

    jvalue value;

    jdwpError serror = JDWP_ERROR(NONE);

    switch (signature[0]) {

        case JDWP_TAG(ARRAY):

        case JDWP_TAG(OBJECT):

            value.l = inStream_readObjectRef(env, in);

            JNI_FUNC_PTR(env,SetStaticObjectField)(env, clazz, field, value.l);

            break;

        case JDWP_TAG(BYTE):

            value.b = inStream_readByte(in);

            JNI_FUNC_PTR(env,SetStaticByteField)(env, clazz, field, value.b);

            break;

        case JDWP_TAG(CHAR):

            value.c = inStream_readChar(in);

            JNI_FUNC_PTR(env,SetStaticCharField)(env, clazz, field, value.c);

            break;

        case JDWP_TAG(FLOAT):

            value.f = inStream_readFloat(in);

            JNI_FUNC_PTR(env,SetStaticFloatField)(env, clazz, field, value.f);

            break;

        case JDWP_TAG(DOUBLE):

            value.d = inStream_readDouble(in);

            JNI_FUNC_PTR(env,SetStaticDoubleField)(env, clazz, field, value.d);

            break;

        case JDWP_TAG(INT):

            value.i = inStream_readInt(in);

            JNI_FUNC_PTR(env,SetStaticIntField)(env, clazz, field, value.i);

            break;

        case JDWP_TAG(LONG):

            value.j = inStream_readLong(in);

            JNI_FUNC_PTR(env,SetStaticLongField)(env, clazz, field, value.j);

            break;

        case JDWP_TAG(SHORT):

            value.s = inStream_readShort(in);

            JNI_FUNC_PTR(env,SetStaticShortField)(env, clazz, field, value.s);

            break;

        case JDWP_TAG(BOOLEAN):

            value.z = inStream_readBoolean(in);

            JNI_FUNC_PTR(env,SetStaticBooleanField)(env, clazz, field, value.z);

            break;

    }

    if (JNI_FUNC_PTR(env,ExceptionOccurred)(env)) {

        serror = JDWP_ERROR(INTERNAL);

    }

    return serror;

}

static jboolean

setValues(PacketInputStream *in, PacketOutputStream *out)

{

    JNIEnv *env;

    jint count;

    jclass clazz;

    env = getEnv();

    clazz = inStream_readClassRef(env, in);

    if (inStream_error(in)) {

        return JNI_TRUE;

    }

    count = inStream_readInt(in);

    if (inStream_error(in)) {

        return JNI_TRUE;

    }

    WITH_LOCAL_REFS(env, count) {

        int i;

        for (i = 0; i < count; i++) {

            jfieldID field;

            char *signature = NULL;

            jvmtiError error;

            jdwpError serror;

            field = inStream_readFieldID(in);

            if (inStream_error(in)) {

                break;

            }

            error = fieldSignature(clazz, field, NULL, &signature, NULL);

            if (error != JVMTI_ERROR_NONE) {

                break;

            }

            serror = readStaticFieldValue(env, in, clazz, field, signature);

            jvmtiDeallocate(signature);

            if ( serror != JDWP_ERROR(NONE) ) {

                break;

            }

        }

    } END_WITH_LOCAL_REFS(env);

    return JNI_TRUE;

}

static jboolean

invokeStatic(PacketInputStream *in, PacketOutputStream *out)

{

    return sharedInvoke(in, out);

}

void *ClassType_Cmds[] = { (void *)0x4

    ,(void *)superclass

    ,(void *)setValues

    ,(void *)invokeStatic

    ,(void *)invokeStatic

};