emulators/emulator-base/src/main/c/mle_debug.c

   1 /* -*- Mode: C++; indent-tabs-mode: t; tab-width: 4 -*-
   2 // ---------------------------------------------------------------------------
   3 // SquirrelJME
   4 //     Copyright (C) Stephanie Gawroriski <xer@multiphasicapps.net>
   5 // ---------------------------------------------------------------------------
   6 // SquirrelJME is under the Mozilla Public License Version 2.0.
   7 // See license.mkd for licensing and copyright information.
   8 // -------------------------------------------------------------------------*/
   9
  10 #include <stdlib.h>
  11
  12 #include "squirreljme.h"
  13
  14 // The class to forward to
  15 #define DEBUGSHELF_CLASSNAME "cc/squirreljme/emulator/EmulatedDebugShelf"
  16
  17 #define DEBUGSHELF_BREAKPOINT_DESC "()V"
  18 #define DEBUGSHELF_POINTCLASS_DESC "(Lcc/squirreljme/jvm/mle/brackets/TracePointBracket;)Ljava/lang/String;"
  19 #define DEBUGSHELF_TRACESTACK_DESC "()[Lcc/squirreljme/jvm/mle/brackets/TracePointBracket;"
  20
  21 JNIEXPORT void Impl_mle_DebugShelf_breakpoint(
  22         JNIEnv* env, jclass classy)
  23 {
  24         return forwardCallStaticVoid(env, DEBUGSHELF_CLASSNAME,
  25                 "breakpoint", DEBUGSHELF_BREAKPOINT_DESC);
  26 }
  27
  28 JNIEXPORT jobjectArray JNICALL Impl_mle_DebugShelf_getThrowableTrace(
  29         JNIEnv* env, jclass classy, jobject thrown)
  30 {
  31         return (*env)->NewObjectArray(env, 0, (*env)->FindClass(env,
  32                 "cc/squirreljme/jvm/mle/brackets/TracePointBracket"), NULL);
  33 }
  34
  35 JNIEXPORT jobject JNICALL Impl_mle_DebugShelf_pointClass(
  36         JNIEnv* env, jclass classy, jobject trace)
  37 {
  38         return forwardCallStaticObject(env, DEBUGSHELF_CLASSNAME,
  39                 "pointClass", DEBUGSHELF_POINTCLASS_DESC, trace);
  40 }
  41
  42 JNIEXPORT jobject JNICALL Impl_mle_DebugShelf_traceStack(
  43         JNIEnv* env, jclass classy)
  44 {
  45         return forwardCallStaticObject(env, DEBUGSHELF_CLASSNAME,
  46                 "traceStack", DEBUGSHELF_TRACESTACK_DESC);
  47 }
  48
  49 JNIEXPORT jint JNICALL Impl_mle_DebugShelf_verbose(
  50         JNIEnv* env, jclass classy, jint flags)
  51 {
  52         // No capability exists here
  53         return 0;
  54 }
  55
  56 JNIEXPORT void JNICALL Impl_mle_DebugShelf_verboseStop(
  57         JNIEnv* env, jclass classy, jint code)
  58 {
  59         // No capability exists here
  60 }
  61
  62 static const JNINativeMethod mleDebugMethods[] =
  63 {
  64         {"breakpoint", DEBUGSHELF_BREAKPOINT_DESC,
  65                 (void*)Impl_mle_DebugShelf_breakpoint},
  66         {"getThrowableTrace", "(Ljava/lang/Throwable;)[Lcc/squirreljme/jvm/mle/brackets/TracePointBracket;",
  67                 (void*)Impl_mle_DebugShelf_getThrowableTrace},
  68         {"pointClass", DEBUGSHELF_POINTCLASS_DESC, (void*)Impl_mle_DebugShelf_pointClass},
  69         {"traceStack", DEBUGSHELF_TRACESTACK_DESC, (void*)Impl_mle_DebugShelf_traceStack},
  70         {"verbose", "(I)I",
  71                 (void*)Impl_mle_DebugShelf_verbose},
  72         {"verboseInternalThread", "(I)I",
  73                 (void*)Impl_mle_DebugShelf_verbose},
  74         {"verboseStop", "(I)V",
  75                 (void*)Impl_mle_DebugShelf_verboseStop},
  76 };
  77
  78 jint JNICALL mleDebugInit(JNIEnv* env, jclass classy)
  79 {
  80         return (*env)->RegisterNatives(env,
  81                 (*env)->FindClass(env, "cc/squirreljme/jvm/mle/DebugShelf"),
  82                 mleDebugMethods, sizeof(mleDebugMethods) /
  83                         sizeof(JNINativeMethod));
  84 }