static jboolean
reflectedType(PacketInputStream *in, PacketOutputStream *out)
{
jbyte tag;
jobject object;
JNIEnv *env;
env = getEnv();
object = inStream_readObjectRef(env, in);
if (inStream_error(in)) {
return JNI_TRUE;
}
/*
* In our implementation, the reference type id is the same as the
* class object id, so we bounce it right back.
*
*/
tag = referenceTypeTag(object);
(void)outStream_writeByte(out, tag);
(void)outStream_writeObjectRef(env, out, object);
return JNI_TRUE;
}
jvalue
inStream_readValue(PacketInputStream *stream, jbyte *typeKeyPtr)
{
jvalue value;
jbyte typeKey = inStream_readByte(stream);
if (stream->error) {
value.j = 0L;
return value;
}
if (isObjectTag(typeKey)) {
value.l = inStream_readObjectRef(stream);
} else {
switch (typeKey) {
case JDWP_TAG(BYTE):
value.b = inStream_readByte(stream);
break;
case JDWP_TAG(CHAR):
value.c = inStream_readChar(stream);
break;
case JDWP_TAG(FLOAT):
value.f = inStream_readFloat(stream);
break;
case JDWP_TAG(DOUBLE):
value.d = inStream_readDouble(stream);
break;
case JDWP_TAG(INT):
value.i = inStream_readInt(stream);
break;
case JDWP_TAG(LONG):
value.j = inStream_readLong(stream);
break;
case JDWP_TAG(SHORT):
value.s = inStream_readShort(stream);
break;
case JDWP_TAG(BOOLEAN):
value.z = inStream_readBoolean(stream);
break;
default:
stream->error = JDWP_ERROR(INVALID_TAG);
break;
}
}
if (typeKeyPtr) {
*typeKeyPtr = typeKey;
}
return value;
}
jarray
inStream_readArrayRef(PacketInputStream *stream)
{
jobject object = inStream_readObjectRef(stream);
if (object == NULL) {
/*
* Could be error or just the null reference. In either case,
* stop now.
*/
return NULL;
}
if (!isArray(object)) {
stream->error = JDWP_ERROR(INVALID_ARRAY);
return NULL;
}
return object;
}
jclass
inStream_readClassLoaderRef(PacketInputStream *stream)
{
jobject object = inStream_readObjectRef(stream);
if (object == NULL) {
/*
* Could be error or just the null reference. In either case,
* stop now.
*/
return NULL;
}
if (!isClassLoader(object)) {
stream->error = JDWP_ERROR(INVALID_CLASS_LOADER);
return NULL;
}
return object;
}
jstring
inStream_readStringRef(PacketInputStream *stream)
{
jobject object = inStream_readObjectRef(stream);
if (object == NULL) {
/*
* Could be error or just the null reference. In either case,
* stop now.
*/
return NULL;
}
if (!isString(object)) {
stream->error = JDWP_ERROR(INVALID_STRING);
return NULL;
}
return object;
}
jthreadGroup
inStream_readThreadGroupRef(PacketInputStream *stream)
{
jobject object = inStream_readObjectRef(stream);
if (object == NULL) {
/*
* Could be error or just the null reference. In either case,
* stop now.
*/
return NULL;
}
if (!isThreadGroup(object)) {
stream->error = JDWP_ERROR(INVALID_THREAD_GROUP);
return NULL;
}
return object;
}
jthread
inStream_readThreadRef(JNIEnv *env, PacketInputStream *stream)
{
jobject object = inStream_readObjectRef(env, stream);
if (object == NULL) {
/*
* Could be error or just the null reference. In either case,
* stop now.
*/
return NULL;
}
if (!isThread(object)) {
stream->error = JDWP_ERROR(INVALID_THREAD);
return NULL;
}
return object;
}
/**
* Take JDWP "modifiers" (which are JDI explicit filters, like
* addCountFilter(), and implicit filters, like the LocationOnly
* filter that goes with breakpoints) and add them as filters
* (eventFilter) to the HandlerNode (eventHandler).
*/
static jdwpError
readAndSetFilters(JNIEnv *env, PacketInputStream *in, HandlerNode *node,
jint filterCount)
{
int i;
jdwpError serror = JDWP_ERROR(NONE);
for (i = 0; i < filterCount; ++i) {
jbyte modifier;
modifier = inStream_readByte(in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
switch (modifier) {
case JDWP_REQUEST_MODIFIER(Conditional): {
jint exprID;
exprID = inStream_readInt(in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
serror = map2jdwpError(
eventFilter_setConditionalFilter(node, i, exprID));
break;
}
case JDWP_REQUEST_MODIFIER(Count): {
jint count;
count = inStream_readInt(in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
serror = map2jdwpError(
eventFilter_setCountFilter(node, i, count));
break;
}
case JDWP_REQUEST_MODIFIER(ThreadOnly): {
jthread thread;
thread = inStream_readThreadRef(env, in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
serror = map2jdwpError(
eventFilter_setThreadOnlyFilter(node, i, thread));
break;
}
case JDWP_REQUEST_MODIFIER(LocationOnly): {
jbyte tag;
jclass clazz;
jmethodID method;
jlocation location;
tag = inStream_readByte(in); /* not currently used */
tag = tag; /* To shut up lint */
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
clazz = inStream_readClassRef(env, in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
method = inStream_readMethodID(in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
location = inStream_readLocation(in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
serror = map2jdwpError(
eventFilter_setLocationOnlyFilter(node, i, clazz, method, location));
break;
}
case JDWP_REQUEST_MODIFIER(FieldOnly): {
jclass clazz;
jfieldID field;
clazz = inStream_readClassRef(env, in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
field = inStream_readFieldID(in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
serror = map2jdwpError(
eventFilter_setFieldOnlyFilter(node, i, clazz, field));
break;
}
case JDWP_REQUEST_MODIFIER(ClassOnly): {
jclass clazz;
clazz = inStream_readClassRef(env, in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
serror = map2jdwpError(
eventFilter_setClassOnlyFilter(node, i, clazz));
break;
}
case JDWP_REQUEST_MODIFIER(ExceptionOnly): {
jclass exception;
jboolean caught;
jboolean uncaught;
exception = inStream_readClassRef(env, in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
caught = inStream_readBoolean(in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
uncaught = inStream_readBoolean(in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
serror = map2jdwpError(
eventFilter_setExceptionOnlyFilter(node, i,
exception, caught, uncaught));
break;
}
case JDWP_REQUEST_MODIFIER(InstanceOnly): {
jobject instance;
instance = inStream_readObjectRef(env, in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
serror = map2jdwpError(
eventFilter_setInstanceOnlyFilter(node, i, instance));
break;
}
case JDWP_REQUEST_MODIFIER(ClassMatch): {
char *pattern;
pattern = inStream_readString(in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
serror = map2jdwpError(
eventFilter_setClassMatchFilter(node, i,
pattern));
break;
}
case JDWP_REQUEST_MODIFIER(ClassExclude): {
char *pattern;
pattern = inStream_readString(in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
serror = map2jdwpError(
eventFilter_setClassExcludeFilter(node, i, pattern));
break;
}
case JDWP_REQUEST_MODIFIER(Step): {
jthread thread;
jint size;
jint depth;
thread = inStream_readThreadRef(env, in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
size = inStream_readInt(in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
depth = inStream_readInt(in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) )
break;
serror = map2jdwpError(
eventFilter_setStepFilter(node, i, thread, size, depth));
break;
}
case JDWP_REQUEST_MODIFIER(SourceNameMatch): {
char *sourceNamePattern;
sourceNamePattern = inStream_readString(in);
if ( (serror = inStream_error(in)) != JDWP_ERROR(NONE) ) {
break;
}
serror = map2jdwpError(
eventFilter_setSourceNameMatchFilter(node, i, sourceNamePattern));
break;
}
default:
serror = JDWP_ERROR(ILLEGAL_ARGUMENT);
break;
}
if ( serror != JDWP_ERROR(NONE) )
break;
}
return serror;
}
