jboolean rvmInitExceptions(Env* env) {
stackStateField = rvmGetInstanceField(env, java_lang_Throwable, "stackState", "J");
if (!stackStateField) return FALSE;
printStackTraceMethod = rvmGetInstanceMethod(env, java_lang_Thread, "printStackTrace", "(Ljava/lang/Throwable;)V");
if (!printStackTraceMethod) return FALSE;
return TRUE;
}
Field* getFieldFromFieldObject(Env* env, Object* fieldObject) {
if (!java_lang_reflect_Field) {
java_lang_reflect_Field = rvmFindClassUsingLoader(env, "java/lang/reflect/Field", NULL);
if (!java_lang_reflect_Field) return NULL;
}
if (!java_lang_reflect_Field_field) {
java_lang_reflect_Field_field = rvmGetInstanceField(env, java_lang_reflect_Field, "field", "J");
if (!java_lang_reflect_Field_field) return NULL;
}
return (Field*) LONG_TO_PTR(rvmGetLongInstanceFieldValue(env, fieldObject, java_lang_reflect_Field_field));
}
Method* getMethodFromMethodObject(Env* env, Object* methodObject) {
if (!java_lang_reflect_Method) {
java_lang_reflect_Method = rvmFindClassUsingLoader(env, "java/lang/reflect/Method", NULL);
if (!java_lang_reflect_Method) return NULL;
}
if (!java_lang_reflect_Method_method) {
java_lang_reflect_Method_method = rvmGetInstanceField(env, java_lang_reflect_Method, "method", "J");
if (!java_lang_reflect_Method_method) return NULL;
}
return (Method*) LONG_TO_PTR(rvmGetLongInstanceFieldValue(env, methodObject, java_lang_reflect_Method_method));
}
jboolean rvmInitSignals(Env* env) {
stackStateField = rvmGetInstanceField(env, java_lang_Throwable, "stackState", "J");
if (!stackStateField) return FALSE;
if (sem_init(&dumpThreadStackTraceCallSemaphore, 0, 0) != 0) {
return FALSE;
}
#if defined(DARWIN)
registerDarwinExceptionHandler();
#endif
return TRUE;
}
jboolean rvmInitMemory(Env* env) {
vm = env->vm;
java_lang_ref_Reference = rvmFindClassUsingLoader(env, "java/lang/ref/Reference", NULL);
if (!java_lang_ref_Reference) return FALSE;
java_lang_ref_Reference_referent = rvmGetInstanceField(env, java_lang_ref_Reference, "referent", "Ljava/lang/Object;");
if (!java_lang_ref_Reference_referent) return FALSE;
java_lang_ref_Reference_pendingNext = rvmGetInstanceField(env, java_lang_ref_Reference, "pendingNext", "Ljava/lang/ref/Reference;");
if (!java_lang_ref_Reference_pendingNext) return FALSE;
java_lang_ref_Reference_queue = rvmGetInstanceField(env, java_lang_ref_Reference, "queue", "Ljava/lang/ref/ReferenceQueue;");
if (!java_lang_ref_Reference_queue) return FALSE;
java_lang_ref_Reference_queueNext = rvmGetInstanceField(env, java_lang_ref_Reference, "queueNext", "Ljava/lang/ref/Reference;");
if (!java_lang_ref_Reference_queueNext) return FALSE;
java_lang_ref_PhantomReference = rvmFindClassUsingLoader(env, "java/lang/ref/PhantomReference", NULL);
if (!java_lang_ref_PhantomReference) return FALSE;
java_lang_ref_WeakReference = rvmFindClassUsingLoader(env, "java/lang/ref/WeakReference", NULL);
if (!java_lang_ref_WeakReference) return FALSE;
java_lang_ref_SoftReference = rvmFindClassUsingLoader(env, "java/lang/ref/SoftReference", NULL);
if (!java_lang_ref_SoftReference) return FALSE;
java_lang_ref_FinalizerReference = rvmFindClassUsingLoader(env, "java/lang/ref/FinalizerReference", NULL);
if (!java_lang_ref_FinalizerReference) return FALSE;
java_lang_ref_FinalizerReference_add = rvmGetClassMethod(env, java_lang_ref_FinalizerReference, "add", "(Ljava/lang/Object;)V");
if (!java_lang_ref_FinalizerReference_add) return FALSE;
java_lang_ref_FinalizerReference_zombie = rvmGetInstanceField(env, java_lang_ref_FinalizerReference, "zombie", "Ljava/lang/Object;");
if (!java_lang_ref_FinalizerReference_zombie) return FALSE;
java_lang_ref_ReferenceQueue = rvmFindClassUsingLoader(env, "java/lang/ref/ReferenceQueue", NULL);
if (!java_lang_ref_ReferenceQueue) return FALSE;
java_lang_ref_ReferenceQueue_add = rvmGetClassMethod(env, java_lang_ref_ReferenceQueue, "add", "(Ljava/lang/ref/Reference;)V");
if (!java_lang_ref_ReferenceQueue_add) return FALSE;
java_nio_ReadWriteDirectByteBuffer = rvmFindClassUsingLoader(env, "java/nio/ReadWriteDirectByteBuffer", NULL);
if (!java_nio_ReadWriteDirectByteBuffer) return FALSE;
java_nio_ReadWriteDirectByteBuffer_init = rvmGetInstanceMethod(env, java_nio_ReadWriteDirectByteBuffer, "<init>", "(II)V");
if (!java_nio_ReadWriteDirectByteBuffer_init) return FALSE;
Class* java_nio_Buffer = rvmFindClassUsingLoader(env, "java/nio/Buffer", NULL);
if (!java_nio_Buffer) return FALSE;
java_nio_Buffer_effectiveDirectAddress = rvmGetInstanceField(env, java_nio_Buffer, "effectiveDirectAddress", "I");
if (!java_nio_Buffer_effectiveDirectAddress) return FALSE;
java_nio_Buffer_capacity = rvmGetInstanceField(env, java_nio_Buffer, "capacity", "I");
if (!java_nio_Buffer_capacity) return FALSE;
// Make sure that java.lang.ReferenceQueue is initialized now to prevent deadlocks during finalization
// when both holding the referentsLock and the classLock.
rvmInitialize(env, java_lang_ref_ReferenceQueue);
if (rvmExceptionOccurred(env)) return FALSE;
return TRUE;
}
static InstanceField* getAnnotationMemberField(Env* env, Class* annotationImplClass, const char* memberName) {
char* fieldName = alloca(strlen(memberName) + 2 + 1);
strcpy(fieldName, "m$");
strcat(fieldName, memberName);
return rvmGetInstanceField(env, annotationImplClass, fieldName, "Ljava/lang/Object;");
}
static jfieldID GetFieldID(JNIEnv* env, jclass clazz, const char* name, const char* sig) {
return (jfieldID) rvmGetInstanceField((Env*) env, (Class*) clazz, (char*) name, (char*) sig);
}
jboolean rvmInitMemory(Env* env) {
vm = env->vm;
gcAddRoot(&referents);
java_lang_ref_Reference_referent = rvmGetInstanceField(env, java_lang_ref_Reference, "referent", "Ljava/lang/Object;");
if (!java_lang_ref_Reference_referent) return FALSE;
java_lang_ref_Reference_pendingNext = rvmGetInstanceField(env, java_lang_ref_Reference, "pendingNext", "Ljava/lang/ref/Reference;");
if (!java_lang_ref_Reference_pendingNext) return FALSE;
java_lang_ref_Reference_queue = rvmGetInstanceField(env, java_lang_ref_Reference, "queue", "Ljava/lang/ref/ReferenceQueue;");
if (!java_lang_ref_Reference_queue) return FALSE;
java_lang_ref_Reference_queueNext = rvmGetInstanceField(env, java_lang_ref_Reference, "queueNext", "Ljava/lang/ref/Reference;");
if (!java_lang_ref_Reference_queueNext) return FALSE;
java_lang_ref_PhantomReference = rvmFindClassUsingLoader(env, "java/lang/ref/PhantomReference", NULL);
if (!java_lang_ref_PhantomReference) return FALSE;
java_lang_ref_WeakReference = rvmFindClassUsingLoader(env, "java/lang/ref/WeakReference", NULL);
if (!java_lang_ref_WeakReference) return FALSE;
java_lang_ref_SoftReference = rvmFindClassUsingLoader(env, "java/lang/ref/SoftReference", NULL);
if (!java_lang_ref_SoftReference) return FALSE;
java_lang_ref_FinalizerReference = rvmFindClassUsingLoader(env, "java/lang/ref/FinalizerReference", NULL);
if (!java_lang_ref_FinalizerReference) return FALSE;
java_lang_ref_FinalizerReference_add = rvmGetClassMethod(env, java_lang_ref_FinalizerReference, "add", "(Ljava/lang/Object;)V");
if (!java_lang_ref_FinalizerReference_add) return FALSE;
java_lang_ref_FinalizerReference_zombie = rvmGetInstanceField(env, java_lang_ref_FinalizerReference, "zombie", "Ljava/lang/Object;");
if (!java_lang_ref_FinalizerReference_zombie) return FALSE;
java_lang_ref_ReferenceQueue = rvmFindClassUsingLoader(env, "java/lang/ref/ReferenceQueue", NULL);
if (!java_lang_ref_ReferenceQueue) return FALSE;
java_lang_ref_ReferenceQueue_add = rvmGetClassMethod(env, java_lang_ref_ReferenceQueue, "add", "(Ljava/lang/ref/Reference;)V");
if (!java_lang_ref_ReferenceQueue_add) return FALSE;
java_nio_ReadWriteDirectByteBuffer = rvmFindClassUsingLoader(env, "java/nio/ReadWriteDirectByteBuffer", NULL);
if (!java_nio_ReadWriteDirectByteBuffer) return FALSE;
java_nio_ReadWriteDirectByteBuffer_init = rvmGetInstanceMethod(env, java_nio_ReadWriteDirectByteBuffer, "<init>", "(II)V");
if (!java_nio_ReadWriteDirectByteBuffer_init) return FALSE;
Class* java_nio_Buffer = rvmFindClassUsingLoader(env, "java/nio/Buffer", NULL);
if (!java_nio_Buffer) return FALSE;
java_nio_Buffer_effectiveDirectAddress = rvmGetInstanceField(env, java_nio_Buffer, "effectiveDirectAddress", "I");
if (!java_nio_Buffer_effectiveDirectAddress) return FALSE;
java_nio_Buffer_capacity = rvmGetInstanceField(env, java_nio_Buffer, "capacity", "I");
if (!java_nio_Buffer_capacity) return FALSE;
java_lang_Throwable_stackState = rvmGetInstanceField(env, java_lang_Throwable, "stackState", "J");
if (!java_lang_Throwable_stackState) return FALSE;
org_robovm_rt_bro_Struct = rvmFindClassUsingLoader(env, "org/robovm/rt/bro/Struct", NULL);
if (!org_robovm_rt_bro_Struct) {
// We don't need Struct if it hasn't been compiled in
rvmExceptionClear(env);
} else {
org_robovm_rt_bro_Struct_handle = rvmGetInstanceField(env, org_robovm_rt_bro_Struct, "handle", "J");
if (!org_robovm_rt_bro_Struct_handle) return FALSE;
}
java_nio_MemoryBlock = rvmFindClassUsingLoader(env, "java/nio/MemoryBlock", NULL);
if (!java_nio_MemoryBlock) return FALSE;
java_nio_MemoryBlock_address = rvmGetInstanceField(env, java_nio_MemoryBlock, "address", "I");
if (!java_nio_MemoryBlock_address) return FALSE;
criticalOutOfMemoryError = rvmAllocateMemoryForObject(env, java_lang_OutOfMemoryError);
if (!criticalOutOfMemoryError) return FALSE;
criticalOutOfMemoryError->clazz = java_lang_OutOfMemoryError;
if (!rvmAddObjectGCRoot(env, criticalOutOfMemoryError)) return FALSE;
return TRUE;
}
