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gecko-dev/js/jsd/corba/jsd_iiop.cpp

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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
/*
* jsd_iiop.cpp
*
* iiop interface to allow access to server backend from client frontend.
*
* John Bandhauer (jband@netscape.com)
* 8/06/97
*
*/
#ifndef SERVER_BUILD
#error jsd_iiop.cpp is for LiveWire only
#endif
#include "jsdebug.h"
#include "jsapi.h"
#include "jsstr.h"
#include "prhash.h"
#include "prmon.h"
#include "prlog.h" /* for PR_ASSERT */
#include "prevent.h"
#include <base/pblock.h>
#include <base/session.h>
#include <frame/req.h>
#include <frame/log.h>
#include <frame/http.h>
#include "corba.h"
#include "NameLib.hpp"
#include "ifaces_s.hh"
// this shouldn't have to be here, but is not defined elsewhere
CosNaming::Name::~Name() {}
// #define JSD_IIOP_TRACE 1
#ifdef JSD_IIOP_TRACE
// quick hack...
static void _write_to_logfile(const char* str)
{
static const char logfilename[] = "c:\\temp\\jsdiiop.log";
static FILE* logfile = NULL;
static PRMonitor* mon = NULL;
if( NULL == mon && NULL == (mon = PR_NewMonitor()) )
return;
PR_EnterMonitor(mon);
if( NULL == logfile && NULL == (logfile = fopen(logfilename, "a+")) )
{
PR_ExitMonitor(mon);
return;
}
#ifdef WIN32
int threadid = (int) GetCurrentThreadId();
#else
int threadid = (int) PR_GetCurrentThread();
#endif
char* buf = PR_smprintf("thread: \"%0x\" msg: \"%s\"\n", threadid, str);
fwrite(buf, sizeof(char), strlen(buf), logfile);
fflush(logfile);
free(buf);
PR_ExitMonitor(mon);
}
// #define TRACE(msg) log_error(LOG_VERBOSE, "jsd_iiop", NULL, NULL, "TRACE: %s", msg)
#define TRACE(msg) _write_to_logfile(msg)
#else
#define TRACE(msg)
#endif
/***************************************************************************/
// deal with the fact that char* return values to CORBA implemented methods
// do not get freed!
static void _deferedFree(void* ptr)
{
// it is important that this number be high enough -- no recursive or
// huge thread count usage of this function!
#define DEFERED_FREE_PTR_COUNT 50
static void* cache[DEFERED_FREE_PTR_COUNT];
static current = 0;
static PRMonitor* mon = NULL;
if( NULL == mon )
{
// init the monitor
mon = PR_NewMonitor();
if( NULL == mon )
return;
PR_EnterMonitor(mon);
// belt and suspenders :)
for( int i = 0; i < DEFERED_FREE_PTR_COUNT; i++ )
cache[i] = NULL;
}
else
PR_EnterMonitor(mon);
if( cache[current] )
free( cache[current] );
cache[current] = ptr;
current++ ;
if( current == DEFERED_FREE_PTR_COUNT )
current = 0;
PR_ExitMonitor(mon);
}
/***************************************************************************/
//
// local declarations
//
// prototype these for proper extern 'C'
PR_BEGIN_EXTERN_C
PR_EXTERN(int)
ssjsdebugInit(pblock *pb, Session *sn, Request *rq);
PR_EXTERN(PRUintn)
ssjsdErrorReporter( JSDContext* jsdc,
JSContext* cx,
const char* message,
JSErrorReport* report,
void* callerdata );
PR_EXTERN(void)
ssjsdScriptHookProc( JSDContext* jsdc,
JSDScript* jsdscript,
JSBool creating,
void* callerdata );
PR_EXTERN(PRUintn)
ssjsdExecutionHookProc( JSDContext* jsdc,
JSDThreadState* jsdthreadstate,
PRUintn type,
void* callerdata );
PR_END_EXTERN_C
/**************************/
static PRMonitor* _jsd_iiop_monitor = NULL;
#define LOCK() \
PR_BEGIN_MACRO \
if( ! _jsd_iiop_monitor ) \
_jsd_iiop_monitor = PR_NewMonitor(); \
PR_ASSERT(_jsd_iiop_monitor); \
PR_EnterMonitor(_jsd_iiop_monitor); \
PR_END_MACRO
#define UNLOCK() \
PR_BEGIN_MACRO \
PR_ASSERT(_jsd_iiop_monitor); \
PR_ExitMonitor(_jsd_iiop_monitor); \
PR_END_MACRO
/**************************/
class TestInterface_impl : public _sk_TestInterface
{
public:
TestInterface_impl() : _sk_TestInterface("bogus") {}
virtual char* getFirstAppInList();
virtual void getAppNames(StringReciever_ptr sr);
virtual TestInterface::sequence_of_Thing * getThings();
virtual void callBounce(StringReciever_ptr arg0, CORBA::Long arg1);
};
/**************************/
class SourceTextProvider : public _sk_ISourceTextProvider
{
public:
SourceTextProvider(const char* name);
SourceTextProvider(const char* name, JSDContext* jsdc);
virtual ~SourceTextProvider();
void init(JSDContext* jsdc);
// implement ISourceTextProvider
virtual ISourceTextProvider::sequence_of_string * getAllPages();
virtual void refreshAllPages();
virtual CORBA::Boolean hasPage(const char * arg0);
virtual CORBA::Boolean loadPage(const char * arg0);
virtual void refreshPage(const char * arg0);
virtual char * getPageText(const char * arg0);
virtual CORBA::Long getPageStatus(const char * arg0);
virtual CORBA::Long getPageAlterCount(const char * arg0);
protected:
void _forcePreLoad();
void _lock() {JSD_LockSourceTextSubsystem(_jsdc);}
void _unlock() {JSD_UnlockSourceTextSubsystem(_jsdc);}
private:
JSDContext* _jsdc;
};
/**************************/
class HookKey
{
public:
HookKey(const IJSPC& pc);
IJSPC pc;
PRHashNumber hash_num;
};
/**************************/
// forward declaration...
class StepHandler;
/**************************/
class DebugController : public _sk_IDebugController
{
public:
DebugController(const char* name);
DebugController(const char* name, JSDContext* jsdc);
virtual ~DebugController();
void init(JSDContext* jsdc);
// implement IDebugController
virtual CORBA::Long getMajorVersion() {return JSD_GetMajorVersion();}
virtual CORBA::Long getMinorVersion() {return JSD_GetMinorVersion();}
virtual IJSErrorReporter_ptr setErrorReporter(IJSErrorReporter_ptr arg0);
virtual IJSErrorReporter_ptr getErrorReporter();
virtual IScriptHook_ptr setScriptHook(IScriptHook_ptr arg0);
virtual IScriptHook_ptr getScriptHook();
virtual IJSPC * getClosestPC(const IScript& arg0, CORBA::Long arg1);
virtual IJSSourceLocation * getSourceLocation(const IJSPC& arg0);
virtual IJSExecutionHook_ptr setInterruptHook(IJSExecutionHook_ptr arg0);
virtual IJSExecutionHook_ptr getInterruptHook();
virtual IJSExecutionHook_ptr setDebugBreakHook(IJSExecutionHook_ptr arg0);
virtual IJSExecutionHook_ptr getDebugBreakHook();
virtual IJSExecutionHook_ptr setInstructionHook(IJSExecutionHook_ptr arg0,
const IJSPC& arg1);
virtual IJSExecutionHook_ptr getInstructionHook(const IJSPC& arg0);
virtual CORBA::Boolean isRunningHook(CORBA::Long arg0);
virtual CORBA::Boolean isWaitingForResume(CORBA::Long arg0);
virtual void setThreadContinueState(CORBA::Long arg0, CORBA::Long arg1);
virtual void setThreadReturnValue(CORBA::Long arg0, const char * arg1);
virtual void sendInterrupt();
virtual void sendInterruptStepInto(CORBA::Long arg0);
virtual void sendInterruptStepOver(CORBA::Long arg0);
virtual void sendInterruptStepOut(CORBA::Long arg0);
virtual void reinstateStepper(CORBA::Long arg0);
virtual IExecResult * executeScriptInStackFrame(CORBA::Long arg0,
const IJSStackFrameInfo& arg1,
const char * arg2,
const char * arg3,
CORBA::Long arg4);
virtual void leaveThreadSuspended(CORBA::Long arg0);
virtual void resumeThread(CORBA::Long arg0);
virtual void iterateScripts(IScriptHook_ptr arg0);
public:
// these are called by extern 'C' callbacks (otherwise would be private)
int _callErrorReporter(const char* msg, JSErrorReport* report);
void _callScriptHook(JSDScript* jsdscript, JSBool creating);
int _callExecutionHook(JSDThreadState* jsdthreadstate, PRUintn type);
private:
void _initScript(IScript& s, CORBA::Long jsdscript, PRBool alive);
inline void _initPC(IJSPC& pc, const IScript& script, CORBA::Long offset)
{
pc.script = script;
pc.offset = offset;
}
inline void _initSourceLocation(IJSSourceLocation& sl,
const IJSPC& pc,
CORBA::Long line)
{
sl.pc = pc;
sl.line = line;
}
inline void _initStackFrameInfo(IJSStackFrameInfo& sf, const IJSPC& pc,
CORBA::Long jsdframe)
{
sf.pc = pc;
sf.jsdframe = jsdframe;
}
IJSExecutionHook_ptr _findInstructionHook(const IJSPC& pc);
PRBool _addInstructionHook(const IJSPC& pc,
IJSExecutionHook_ptr hook);
IJSExecutionHook_ptr _removeInstructionHook(const IJSPC& pc);
PRBool _initInstructionHookTable();
void _freeInstructionHookTable();
inline void _lock() {PR_EnterMonitor(_monitor);}
inline void _unlock() {PR_ExitMonitor(_monitor);}
JSDScript* _findScriptAt(const char* filename, int lineno);
void _clearStepHandler(PRBool canReinstate);
void _reinstateStepHandler();
// data...
private:
JSDContext* _jsdc;
IJSErrorReporter_ptr _errorReporter;
IScriptHook_ptr _scriptHook;
IJSExecutionHook_ptr _interruptHook;
IJSExecutionHook_ptr _debugBreakHook;
PRHashTable * _instructionHookTable;
PRMonitor* _monitor;
StepHandler* _stepHandler;
StepHandler* _oldStepHandler;
};
/**************************/
class ThreadState
{
private:
// only our static can construct one of us
ThreadState(); // not implemented
ThreadState(PRThread* currentThread);
~ThreadState();
public:
static ThreadState* getThreadStateForCurrentThread(void);
static ThreadState* findThreadStateForCurrentThread(void);
void callHook(DebugController* controller,
IJSExecutionHook* hook,
sequence_of_IJSStackFrameInfo& stack,
IJSPC* pcTop,
JSDThreadState* jsdthreadstate);
PRBool isRunningHook(void);
PRBool isWaitingForResume(void);
void leaveThreadSuspended(void);
void resumeThread();
inline PREventQueue* getEventQueue(void) {return _mainEventQueue;}
inline IJSThreadState& getJSThreadState(void) {return _jsts;}
// these (especially set) should be called on this thread's ThreadState
PRBool getRunningEval(void) {return _isRunningEval;}
void setRunningEval(PRBool b) {_isRunningEval = b;}
IExecResult& getExecResult(void) {return _execResult;}
public:
// these should be called by the appropriate Events only...
void eventSaysSuicide(void);
void eventSaysResume(void);
void eventSaysCallHook(void);
private:
// private statics...
inline static void _lock()
{
if(! _monitor)
_monitor = PR_NewMonitor();
PR_ASSERT(_monitor);
PR_EnterMonitor(_monitor);
}
inline static void _unlock()
{
PR_ASSERT(_monitor);
PR_ExitMonitor(_monitor);
}
inline static void _wait()
{
PR_ASSERT(_monitor);
PR_Wait(_monitor, PR_INTERVAL_NO_TIMEOUT);
}
inline static void _notify()
{
PR_ASSERT(_monitor);
PR_Notify(_monitor);
}
static void _otherThreadProc(void* arg);
static void _callbackForPRThreadDeath(void *arg);
static PRHashNumber _hash_root(const void *key);
static PRBool _prepThread2IndexTable();
static PRBool _findIndexForThread(PRThread* thread, PRUintn* index);
static PRBool _setIndexForThread(PRThread* thread, PRUintn index);
static PRBool _removeIndexForThread(PRThread* thread);
static ThreadState* _findThreadState(PRThread* currentThread);
static ThreadState* _createThreadState(PRThread* currentThread);
private:
// private instance methods
PRBool _initEventQueues(void);
private:
static PRMonitor* _monitor;
static PRHashTable* _thread2IndexTable;
PRThread* _currentThread;
DebugController* _controller;
IJSExecutionHook* _hook;
IJSThreadState _jsts;
IJSPC* _pcTop;
PRBool _isRunningEval;
IExecResult _execResult;
PRBool _isRunningHook;
PRBool _actualCallToHookIsHappening;
PRBool _leaveSuspended;
PREventQueue* _mainEventQueue;
PREventQueue* _hookCallerEventQueue;
PRBool _hookCallerEventQueueCreateFinished;
PRBool _suicideMessageRecieved;
};
/***************************************************************************/
// These Event classes all MUST cast to PREvent. So....
// 1) no virtual functions
// 2) PREvent must be first in struct OR class must inherit from PREvent
class JSDResumeEvent : public PREvent
{
public:
JSDResumeEvent(ThreadState* ts);
void post(PREventQueue* queue);
static void* static_handle(PREvent* e);
static void static_destroy(PREvent* e);
private:
ThreadState* _ts;
};
/**************************/
class JSDSuicideEvent : public PREvent
{
public:
JSDSuicideEvent(ThreadState* ts);
void post(PREventQueue* queue);
static void* static_handle(PREvent* e);
static void static_destroy(PREvent* e);
private:
ThreadState* _ts;
};
/**************************/
class JSDCallHookEvent : public PREvent
{
public:
JSDCallHookEvent(ThreadState* ts);
void post(PREventQueue* queue);
static void* static_handle(PREvent* e);
static void static_destroy(PREvent* e);
private:
ThreadState* _ts;
};
/**************************/
class JSDExecuteEvent : public PREvent
{
public:
JSDExecuteEvent(JSDContext* jsdc,
ThreadState* ts,
const IJSStackFrameInfo& frame,
const char* text,
const char* filename,
int lineno);
~JSDExecuteEvent();
IExecResult* postSynchronous(PREventQueue* queue);
static void* static_handle(PREvent* e);
static void static_destroy(PREvent* e);
private:
void* _handle();
private:
JSDContext* _jsdc;
ThreadState* _ts;
IJSStackFrameInfo _frame;
char* _text;
char* _filename;
int _lineno;
};
/**************************/
// support for stepping...
class CallChain
{
public:
enum CompareResult
{
EQUAL,
CALLER,
CALLEE,
DISJOINT
};
CallChain(); // not implemented
CallChain(JSDContext* jsdc, JSDThreadState* jsdthreadstate);
~CallChain();
CallChain::CompareResult compare(const CallChain& other);
// data...
private:
JSDContext* _jsdc;
JSDScript** _chain;
int _count;
};
/************************/
class StepHandler
{
public:
enum StepResult
{
STOP,
CONTINUE_SEND_INTERRUPT,
CONTINUE_DONE
};
StepHandler(); // not implemented
StepHandler(JSDContext* jsdc, ThreadState* state, PRBool buildCallChain);
~StepHandler();
virtual StepHandler::StepResult step(JSDThreadState* jsdthreadstate) = 0;
protected:
JSDStackFrameInfo* _topFrame(JSDThreadState* jsdthreadstate)
{
return JSD_GetStackFrame(_jsdc, jsdthreadstate);
}
JSDScript* _topScript(JSDThreadState* jsdthreadstate, JSDStackFrameInfo* jsdframe)
{
return JSD_GetScriptForStackFrame(_jsdc, jsdthreadstate, jsdframe);
}
prword_t _topPC(JSDThreadState* jsdthreadstate, JSDStackFrameInfo* jsdframe)
{
return JSD_GetPCForStackFrame(_jsdc, jsdthreadstate, jsdframe);
}
int _topLine(JSDScript* jsdscript, prword_t pc)
{
return JSD_GetClosestLine(_jsdc, jsdscript, pc);
}
// data...
protected:
JSDContext* _jsdc;
JSDScript* topScriptInitial;
prword_t topPCInitial;
int topLineInitial;
CallChain* _callChain;
};
/************************/
class StepInto : public StepHandler
{
public:
StepInto(JSDContext* jsdc, ThreadState* state);
StepHandler::StepResult step(JSDThreadState* jsdthreadstate);
private:
};
/************************/
class StepOver : public StepHandler
{
public:
StepOver(JSDContext* jsdc, ThreadState* state);
StepHandler::StepResult step(JSDThreadState* jsdthreadstate);
private:
};
/************************/
class StepOut : public StepHandler
{
public:
StepOut(JSDContext* jsdc, ThreadState* state);
StepHandler::StepResult step(JSDThreadState* jsdthreadstate);
private:
};
/***************************************************************************/
/***************************************************************************/
PR_IMPLEMENT(PRUintn)
ssjsdErrorReporter( JSDContext* jsdc,
JSContext* cx,
const char* message,
JSErrorReport* report,
void* callerdata )
{
DebugController* controller = (DebugController*) callerdata;
return (PRUintn) controller->_callErrorReporter(message, report);
}
PR_IMPLEMENT(void)
ssjsdScriptHookProc( JSDContext* jsdc,
JSDScript* jsdscript,
JSBool creating,
void* callerdata )
{
DebugController* controller = (DebugController*) callerdata;
controller->_callScriptHook(jsdscript, creating);
}
PR_IMPLEMENT(PRUintn)
ssjsdExecutionHookProc( JSDContext* jsdc,
JSDThreadState* jsdthreadstate,
PRUintn type,
void* callerdata )
{
DebugController* controller = (DebugController*) callerdata;
return (PRUintn) controller->_callExecutionHook(jsdthreadstate, type);
}
DebugController::DebugController(const char* name, JSDContext* jsdc)
: _sk_IDebugController(name),
_jsdc(NULL),
_errorReporter(NULL),
_scriptHook(NULL),
_interruptHook(NULL),
_debugBreakHook(NULL),
_instructionHookTable(NULL),
_stepHandler(NULL),
_oldStepHandler(NULL)
{
init(jsdc);
}
DebugController::DebugController(const char* name)
: _sk_IDebugController(name),
_jsdc(NULL),
_errorReporter(NULL),
_scriptHook(NULL),
_interruptHook(NULL),
_debugBreakHook(NULL),
_instructionHookTable(NULL),
_stepHandler(NULL),
_oldStepHandler(NULL)
{
// do nothing
}
void
DebugController::init(JSDContext* jsdc)
{
_jsdc = jsdc;
_monitor = PR_NewMonitor();
JSD_SetErrorReporter(_jsdc, ssjsdErrorReporter, this);
JSD_SetScriptHook(_jsdc, ssjsdScriptHookProc, this);
JSD_SetDebugBreakHook(_jsdc, ssjsdExecutionHookProc, this );
_initInstructionHookTable();
}
DebugController::~DebugController()
{
if( _jsdc )
{
JSD_SetErrorReporter(_jsdc, NULL, NULL);
JSD_SetScriptHook(_jsdc, NULL, NULL);
JSD_SetDebugBreakHook(_jsdc, NULL, NULL );
_freeInstructionHookTable();
}
if(_monitor)
PR_DestroyMonitor(_monitor);
}
IJSErrorReporter_ptr
DebugController::setErrorReporter(IJSErrorReporter_ptr arg0)
{
TRACE("DebugController::setErrorReporter called");
IJSErrorReporter_ptr old = _errorReporter;
_errorReporter = arg0;
if( _errorReporter )
_errorReporter->_duplicate(_errorReporter);
// no need to release the old hook, because returning it here
// will cause a release call.
return old;
}
IJSErrorReporter_ptr
DebugController::getErrorReporter()
{
TRACE("DebugController::getErrorReporter called");
if( _errorReporter )
return _errorReporter->_duplicate(_errorReporter);
return NULL;
}
IScriptHook_ptr
DebugController::setScriptHook(IScriptHook_ptr arg0)
{
TRACE("DebugController::setScriptHook called");
IScriptHook_ptr old = _scriptHook;
_scriptHook = arg0;
if( _scriptHook )
_scriptHook->_duplicate(_scriptHook);
// no need to release the old hook, because returning it here
// will cause a release call.
return old;
}
IScriptHook_ptr
DebugController::getScriptHook()
{
TRACE("DebugController::getScriptHook called");
if( _scriptHook )
return _scriptHook->_duplicate(_scriptHook);
return NULL;
}
IJSExecutionHook_ptr
DebugController::setInterruptHook(IJSExecutionHook_ptr arg0)
{
TRACE("DebugController::setInterruptHook called");
IJSExecutionHook_ptr old = _interruptHook;
_interruptHook = arg0;
if( _interruptHook )
_interruptHook->_duplicate(_interruptHook);
// no need to release the old hook, because returning it here
// will cause a release call.
return old;
}
IJSExecutionHook_ptr
DebugController::getInterruptHook()
{
TRACE("DebugController::getInterruptHook called");
if( _interruptHook )
return _interruptHook->_duplicate(_interruptHook);
return NULL;
}
IJSExecutionHook_ptr
DebugController::setDebugBreakHook(IJSExecutionHook_ptr arg0)
{
TRACE("DebugController::setDebugBreakHook called");
IJSExecutionHook_ptr old = _debugBreakHook;
_debugBreakHook = arg0;
if( _debugBreakHook )
_debugBreakHook->_duplicate(_debugBreakHook);
// no need to release the old hook, because returning it here
// will cause a release call.
return old;
}
IJSExecutionHook_ptr
DebugController::getDebugBreakHook()
{
TRACE("DebugController::getDebugBreakHook called");
if( _debugBreakHook )
return _debugBreakHook->_duplicate(_debugBreakHook);
return NULL;
}
IJSExecutionHook_ptr
DebugController::setInstructionHook(IJSExecutionHook_ptr arg0,
const IJSPC& arg1)
{
TRACE("DebugController::setInstructionHook called");
IJSExecutionHook_ptr oldHook = _findInstructionHook(arg1);
if( oldHook )
_removeInstructionHook(arg1);
if(arg0)
{
arg0->_duplicate(arg0);
_addInstructionHook(arg1, arg0);
}
// no need to release the old hook, because returning it here
// will cause a release call.
return oldHook;
}
IJSExecutionHook_ptr
DebugController::getInstructionHook(const IJSPC& arg0)
{
TRACE("DebugController::getInstructionHook() called");
IJSExecutionHook_ptr hook = _findInstructionHook(arg0);
if( hook )
return hook->_duplicate(hook);
return NULL;
}
IJSPC*
DebugController::getClosestPC(const IScript& arg0, CORBA::Long arg1)
{
TRACE("DebugController::getClosestPC() called");
PRUintn offset = JSD_GetClosestPC(_jsdc, (JSDScript*)arg0.jsdscript, arg1);
IJSPC* pc = new IJSPC();
_initPC(*pc, arg0, (CORBA::Long) offset);
return pc;
}
IJSSourceLocation *
DebugController::getSourceLocation(const IJSPC& arg0)
{
TRACE("DebugController::getSourceLocation() called");
JSDScript* jsdscript = (JSDScript*)arg0.script.jsdscript;
int line = JSD_GetClosestLine(_jsdc, jsdscript, (PRUintn) arg0.offset);
int offset = JSD_GetClosestPC(_jsdc, jsdscript, line);
IJSPC pc;
_initPC(pc, arg0.script, (CORBA::Long) offset);
IJSSourceLocation* loc = new IJSSourceLocation();
_initSourceLocation(*loc, pc, (CORBA::Long)line);
return loc;
}
void
DebugController::setThreadContinueState(CORBA::Long arg0, CORBA::Long arg1)
{
TRACE("DebugController::setThreadContinueState() called");
ThreadState* state = (ThreadState*)arg0;
state->getJSThreadState().continueState = arg1;
}
void
DebugController::setThreadReturnValue(CORBA::Long arg0, const char * arg1)
{
TRACE("DebugController::setThreadReturnValue() called");
ThreadState* state = (ThreadState*)arg0;
state->getJSThreadState().returnValue = arg1;
}
void
DebugController::sendInterrupt()
{
TRACE("DebugController::sendInterrupt() called");
_clearStepHandler(PR_FALSE);
JSD_SetInterruptHook(_jsdc, ssjsdExecutionHookProc, this );
}
void DebugController::sendInterruptStepInto(CORBA::Long arg0)
{
TRACE("DebugController::sendInterruptStepInto() called");
_clearStepHandler(PR_FALSE);
_stepHandler = new StepInto(_jsdc, (ThreadState*) arg0);
JSD_SetInterruptHook(_jsdc, ssjsdExecutionHookProc, this );
}
void DebugController::sendInterruptStepOver(CORBA::Long arg0)
{
TRACE("DebugController::sendInterruptStepOver() called");
_clearStepHandler(PR_FALSE);
_stepHandler = new StepOver(_jsdc, (ThreadState*) arg0);
JSD_SetInterruptHook(_jsdc, ssjsdExecutionHookProc, this );
}
void DebugController::sendInterruptStepOut(CORBA::Long arg0)
{
TRACE("DebugController::sendInterruptStepOut() called");
_clearStepHandler(PR_FALSE);
_stepHandler = new StepOut(_jsdc, (ThreadState*) arg0);
JSD_SetInterruptHook(_jsdc, ssjsdExecutionHookProc, this );
}
void DebugController::reinstateStepper(CORBA::Long arg0)
{
TRACE("DebugController::reinstateStepper() called");
_reinstateStepHandler();
}
IExecResult *
DebugController::executeScriptInStackFrame(CORBA::Long arg0,
const IJSStackFrameInfo& arg1,
const char * arg2,
const char * arg3,
CORBA::Long arg4)
{
TRACE("DebugController::executeScriptInStackFrame() called");
ThreadState* state = (ThreadState*) arg0;
if( ! state->isRunningHook() )
{
PR_ASSERT(0);
return 0;
}
JSDExecuteEvent* e = new JSDExecuteEvent(_jsdc,state,arg1,arg2,arg3,arg4);
return e->postSynchronous(state->getEventQueue());
}
CORBA::Boolean
DebugController::isRunningHook(CORBA::Long arg0)
{
TRACE("DebugController::isRunningHook() called");
ThreadState* state = (ThreadState*) arg0;
return state->isRunningHook();
}
CORBA::Boolean
DebugController::isWaitingForResume(CORBA::Long arg0)
{
TRACE("DebugController::isWaitingForResume() called");
ThreadState* state = (ThreadState*) arg0;
return state->isWaitingForResume();
}
void
DebugController::leaveThreadSuspended(CORBA::Long arg0)
{
TRACE("DebugController::leaveThreadSuspended() called");
ThreadState* state = (ThreadState*) arg0;
state->leaveThreadSuspended();
}
void
DebugController::resumeThread(CORBA::Long arg0)
{
TRACE("DebugController::resumeThread() called");
ThreadState* state = (ThreadState*) arg0;
state->resumeThread();
}
void
DebugController::iterateScripts(IScriptHook_ptr arg0)
{
IScript script;
JSDScript* jsdscript;
JSDScript* iter = NULL;
JSD_LockScriptSubsystem(_jsdc);
while( NULL != (jsdscript = JSD_IterateScripts(_jsdc, &iter)) )
{
_initScript(script, (long) jsdscript, PR_TRUE);
try
{
TRACE("+++HOOK arg0->justLoadedScript() call hook");
arg0->justLoadedScript(script);
TRACE("---HOOK arg0->justLoadedScript() call hook");
}
catch(...)
{
// eat it...
}
}
JSD_UnlockScriptSubsystem(_jsdc);
}
/**************************************/
void
DebugController::_initScript(IScript& s, CORBA::Long jsdscript, PRBool alive)
{
s.url = JSD_GetScriptFilename(_jsdc, (JSDScript*)jsdscript);
s.funname = JSD_GetScriptFunctionName(_jsdc, (JSDScript*)jsdscript);
s.base = JSD_GetScriptBaseLineNumber(_jsdc, (JSDScript*)jsdscript);
s.extent = JSD_GetScriptLineExtent(_jsdc, (JSDScript*)jsdscript);
s.jsdscript = jsdscript;
// init the sections...
LWDBGScript* lwscript = JSDLW_GetLWScript(_jsdc, (JSDScript*)jsdscript);
PRUintn count = 0;
// iterate once to get the count...
// BUT: don't iterate if the script is being destroyed...
if( alive )
{
PRUintn iter = 0;
while( LWDBG_ScriptSectionIterator(lwscript,NULL,NULL,NULL,&iter) )
count++;
}
// if sections exist, then grab those with 'user' code
PRBool addedAtLeastOneSection = PR_FALSE;
if( count )
{
IScriptSection* sections = new IScriptSection[count];
int index = 0;
PRUintn base = s.base;
PRUintn extent;
PRUintn type;
PRUintn iter = 0;
while( LWDBG_ScriptSectionIterator(lwscript,&type,&extent,NULL,&iter) )
{
PRBool hasCode;
switch( type )
{
case LWDBG_SECTIONTYPE_OTHER:
hasCode = PR_FALSE;
break;
case LWDBG_SECTIONTYPE_SERVER:
case LWDBG_SECTIONTYPE_BACKQUOTE:
case LWDBG_SECTIONTYPE_EQBACKQUOTE:
hasCode = PR_TRUE;
break;
case LWDBG_SECTIONTYPE_URL:
default:
hasCode = PR_FALSE;
break;
}
if( hasCode )
{
sections[index].base = base;
sections[index].extent = extent+1; // XXX hackage...
index++;
}
base += extent;
}
if( index )
{
s.sections = sequence_of_IScriptSection(count,index,sections,1);
addedAtLeastOneSection = PR_TRUE;
}
else
{
delete [] sections;
}
}
if( ! addedAtLeastOneSection )
{
PRUintn baseBefore = s.base;
if(alive)
JSDLW_ProcessedToRawLineNumber(_jsdc, (JSDScript*)jsdscript,
s.base, &baseBefore );
// no sections added, add the whole thing as a single section
IScriptSection* sections = new IScriptSection[1];
sections[0].base = baseBefore;
sections[0].extent = s.extent;
s.sections = sequence_of_IScriptSection(1,1,sections,1);
}
}
int
DebugController::_callErrorReporter(const char* msg, JSErrorReport* report)
{
if( ! _errorReporter )
return JSD_ERROR_REPORTER_PASS_ALONG;
const char* filename = NULL;
unsigned int lineno = 0;
const char* linebuf = NULL;
int tokenOffset = 0;
int retval = JSD_ERROR_REPORTER_PASS_ALONG;
if( report )
{
filename = report->filename;
linebuf = report->linebuf;
lineno = report->lineno;
if( report->linebuf && report->tokenptr )
tokenOffset = report->tokenptr - report->linebuf;
// convert linenumber to Raw
JSDScript* jsdscript = _findScriptAt(filename, lineno);
if( jsdscript )
JSDLW_ProcessedToRawLineNumber(_jsdc, jsdscript, lineno, &lineno);
}
// if we are doing an eval on this thread, then gather the info from the
// report and then tell JSD to ignore it.
ThreadState* ts = ThreadState::findThreadStateForCurrentThread();
if( ts && ts->getRunningEval() )
{
IExecResult& result = ts->getExecResult();
result.errorOccured = 1;
result.errorMessage = (const char*) msg;
result.errorFilename = (const char*) filename;
result.errorLineNumber = lineno;
result.errorLineBuffer = (const char*) linebuf;
result.errorTokenOffset = tokenOffset;
return JSD_ERROR_REPORTER_RETURN;
}
// else....
try
{
TRACE("+++HOOK _errorReporter->reportError() call hook");
retval = _errorReporter->reportError(msg,filename,lineno,linebuf,tokenOffset);
TRACE("---HOOK _errorReporter->reportError() call hook");
}
catch(...)
{
// eat it...
}
return retval;
}
void
DebugController::_callScriptHook(JSDScript* jsdscript, JSBool creating)
{
if( ! _scriptHook )
return;
// The debugger does not need to know about scripts created and destroyed
// while doing eval on that thread (which is what must be happening if
// we have the thread stopped, yet have reaced this hook)
//
// This seemed to be causing deadlocks in calling back to the debugger
// under some circumstances
ThreadState* ts = ThreadState::findThreadStateForCurrentThread();
if( ts && ts->isRunningHook() )
return;
IScript script;
_initScript(script, (long) jsdscript, creating);
try
{
if( creating )
{
TRACE("+++HOOK _scriptHook->justLoadedScript() call hook");
_scriptHook->justLoadedScript(script);
TRACE("---HOOK _scriptHook->justLoadedScript() call hook");
}
else
{
TRACE("+++HOOK _scriptHook->aboutToUnloadScript() call hook");
_scriptHook->aboutToUnloadScript(script);
TRACE("---HOOK _scriptHook->aboutToUnloadScript() call hook");
}
}
catch(...)
{
// eat it...
}
}
int
DebugController::_callExecutionHook(JSDThreadState* jsdthreadstate, PRUintn type)
{
IJSExecutionHook_ptr hook = NULL;
JSDStackFrameInfo* jsdframeTop = JSD_GetStackFrame(_jsdc, jsdthreadstate);
IScript scriptTop;
_initScript(scriptTop, (CORBA::Long)
JSD_GetScriptForStackFrame(_jsdc, jsdthreadstate,jsdframeTop),
PR_TRUE );
IJSPC pcTop;
_initPC(pcTop, scriptTop, (CORBA::Long)
JSD_GetPCForStackFrame(_jsdc, jsdthreadstate, jsdframeTop));
switch(type)
{
case JSD_HOOK_INTERRUPTED:
hook = _interruptHook;
if( _stepHandler )
{
switch( _stepHandler->step(jsdthreadstate) )
{
case StepHandler::STOP:
_clearStepHandler(PR_FALSE);
break;
case StepHandler::CONTINUE_SEND_INTERRUPT:
hook = NULL;
break;
case StepHandler::CONTINUE_DONE:
_clearStepHandler(PR_FALSE);
hook = NULL;
break;
default:
PR_ASSERT(0);
}
}
else
{
JSD_ClearInterruptHook(_jsdc);
}
break;
case JSD_HOOK_BREAKPOINT:
_clearStepHandler(PR_TRUE);
JSD_ClearInterruptHook(_jsdc);
hook = _findInstructionHook(pcTop);
break;
case JSD_HOOK_DEBUG_REQUESTED:
_clearStepHandler(PR_FALSE);
JSD_ClearInterruptHook(_jsdc);
hook = _debugBreakHook;
break;
default:
// invalid type!
PR_ASSERT(0);
break;
}
if( ! hook )
return JSD_HOOK_RETURN_CONTINUE;
// generate the stack (reverse the order)
int count = JSD_GetCountOfStackFrames(_jsdc, jsdthreadstate);
IJSStackFrameInfo* frames = new IJSStackFrameInfo[count];
JSDStackFrameInfo* jsdframe = JSD_GetStackFrame(_jsdc, jsdthreadstate);
int i = count;
while( jsdframe )
{
IScript script;
_initScript(script, (CORBA::Long)
JSD_GetScriptForStackFrame(_jsdc, jsdthreadstate,jsdframe),
PR_TRUE);
IJSPC pc;
_initPC(pc, script, (CORBA::Long)
JSD_GetPCForStackFrame(_jsdc, jsdthreadstate, jsdframe));
_initStackFrameInfo(frames[--i], pc, (CORBA::Long) jsdframe);
jsdframe = JSD_GetCallingStackFrame(_jsdc, jsdthreadstate, jsdframe);
}
PR_ASSERT(0==i);
sequence_of_IJSStackFrameInfo stack(count,count,frames,1);
ThreadState* state = ThreadState::getThreadStateForCurrentThread();
if( ! state )
{
PR_ASSERT(0);
return JSD_HOOK_RETURN_CONTINUE;
}
if( state->isRunningHook() )
{
TRACE("hit a hook when this thread was already stopped. continuing..." );
return JSD_HOOK_RETURN_CONTINUE;
}
state->callHook(this, hook, stack, &pcTop, jsdthreadstate);
return state->getJSThreadState().continueState;
}
JSDScript*
DebugController::_findScriptAt(const char* filename, int lineno)
{
JSDScript* script;
JSDScript* best_script = NULL;
JSDScript* iter = NULL;
while( NULL != (script = JSD_IterateScripts(_jsdc, &iter)) )
{
if( 0 == strcmp( filename, JSD_GetScriptFilename(_jsdc,script) ) )
{
int first = JSD_GetScriptBaseLineNumber(_jsdc, script);
int last = first + JSD_GetScriptLineExtent(_jsdc, script) - 1;
if( lineno >= first && lineno <= last )
{
// save this as best
best_script = script;
// if this is a function, then we're done.
if( NULL != JSD_GetScriptFunctionName(_jsdc, script) )
break;
}
}
}
return best_script;
}
/**************************/
PR_STATIC_CALLBACK(PRHashNumber)
_hash_root(const void *key)
{
return ((HookKey*)key)->hash_num;
}
PR_STATIC_CALLBACK(PRIntn)
_hash_key_comparer(const void *v1, const void *v2)
{
if( ( ((HookKey*)v1)->pc.script.jsdscript ==
((HookKey*)v2)->pc.script.jsdscript ) &&
( ((HookKey*)v1)->pc.offset ==
((HookKey*)v2)->pc.offset ) )
return 1;
return 0;
}
PR_STATIC_CALLBACK(PRIntn)
_hash_entry_zapper(PRHashEntry *he, PRIntn i, void *arg)
{
// XXX clear the JSD_HOOK ???
delete ((HookKey*)he->key);
((IJSExecutionHook_ptr)he->value)->_release();
he->value = NULL;
he->key = NULL;
return HT_ENUMERATE_NEXT;
}
IJSExecutionHook_ptr
DebugController::_findInstructionHook(const IJSPC& pc)
{
IJSExecutionHook_ptr hook = NULL;
if( _instructionHookTable )
{
_lock();
HookKey key(pc);
hook = (IJSExecutionHook_ptr)
PR_HashTableLookup(_instructionHookTable, &key);
_unlock();
}
return hook;
}
PRBool
DebugController::_addInstructionHook(const IJSPC& pc,
IJSExecutionHook_ptr hook)
{
PRBool retval = PR_FALSE;
if( _instructionHookTable )
{
HookKey* key = new HookKey(pc);
_lock();
retval = PR_HashTableAdd(_instructionHookTable,key,hook)?PR_TRUE:PR_FALSE;
_unlock();
JSD_SetExecutionHook(_jsdc, (JSDScript*)pc.script.jsdscript, pc.offset,
ssjsdExecutionHookProc, this);
}
return retval;
}
IJSExecutionHook_ptr
DebugController::_removeInstructionHook(const IJSPC& pc)
{
JSD_ClearExecutionHook(_jsdc, (JSDScript*)pc.script.jsdscript, pc.offset );
IJSExecutionHook_ptr hook = NULL;
if( _instructionHookTable )
{
HookKey key(pc);
_lock();
PRHashEntry** entry = PR_HashTableRawLookup(_instructionHookTable,
key.hash_num, &key );
if( entry && *entry )
{
IJSExecutionHook_ptr hook = (IJSExecutionHook_ptr)(*entry)->value;
delete ((HookKey*)(*entry)->key);
PR_HashTableRemove(_instructionHookTable, &key );
}
_unlock();
}
return hook;
}
PRBool
DebugController::_initInstructionHookTable()
{
_instructionHookTable = PR_NewHashTable( 256, _hash_root,
_hash_key_comparer,
PR_CompareValues,
NULL, NULL);
return _instructionHookTable ? PR_TRUE : PR_FALSE;
}
void
DebugController::_freeInstructionHookTable()
{
if( _instructionHookTable )
{
PR_HashTableEnumerateEntries(_instructionHookTable, _hash_entry_zapper, NULL);
PR_HashTableDestroy(_instructionHookTable);
}
_instructionHookTable = NULL;
}
void
DebugController::_clearStepHandler(PRBool canReinstate)
{
if( canReinstate )
{
if( _stepHandler )
{
if( _oldStepHandler )
delete _oldStepHandler;
_oldStepHandler = _stepHandler;
_stepHandler = NULL;
JSD_ClearInterruptHook(_jsdc);
}
}
else
{
if( _stepHandler )
{
delete _stepHandler;
_stepHandler = NULL;
JSD_ClearInterruptHook(_jsdc);
}
if( _oldStepHandler )
{
delete _oldStepHandler;
_oldStepHandler = NULL;
}
}
}
void
DebugController::_reinstateStepHandler()
{
if( _oldStepHandler && ! _stepHandler )
{
_stepHandler = _oldStepHandler;
_oldStepHandler = NULL;
JSD_SetInterruptHook(_jsdc, ssjsdExecutionHookProc, this );
}
}
/**************************/
HookKey::HookKey(const IJSPC& pc)
{
this->pc = pc;
this->hash_num = ((long)pc.script.jsdscript) + (pc.offset*7);
}
/***************************************************************************/
/***************************************************************************/
PRMonitor* ThreadState::_monitor = NULL;
PRHashTable* ThreadState::_thread2IndexTable = NULL;
ThreadState::ThreadState(PRThread* currentThread)
: _currentThread(currentThread),
_controller(NULL),
_hook(NULL),
_pcTop(NULL),
_isRunningEval(PR_FALSE),
_isRunningHook(PR_FALSE),
_actualCallToHookIsHappening(PR_FALSE),
_leaveSuspended(PR_FALSE),
_mainEventQueue(NULL),
_hookCallerEventQueue(NULL),
_hookCallerEventQueueCreateFinished(PR_FALSE),
_suicideMessageRecieved(PR_FALSE),
_execResult()
{
// do nothing...
}
ThreadState::~ThreadState()
{
if( _mainEventQueue )
PR_DestroyEventQueue(_mainEventQueue);
_removeIndexForThread(_currentThread);
}
PRHashNumber
ThreadState::_hash_root(const void *key)
{
PRHashNumber num = (PRHashNumber) key; /* help lame MSVC1.5 on Win16 */
return num >> 2;
}
PRBool
ThreadState::_prepThread2IndexTable()
{
if(_thread2IndexTable)
return PR_TRUE;
_lock();
// re check to avoid nasty race...
if(! _thread2IndexTable)
_thread2IndexTable = PR_NewHashTable( 256, _hash_root,
PR_CompareValues,
PR_CompareValues,
NULL, NULL);
_unlock();
PR_ASSERT(_thread2IndexTable);
return _thread2IndexTable ? PR_TRUE : PR_FALSE;
}
PRBool
ThreadState::_findIndexForThread(PRThread* thread, PRUintn* index)
{
PRUintn indexPlusOne;
PR_ASSERT(thread);
PR_ASSERT(index);
if( ! _prepThread2IndexTable() )
return PR_FALSE;
_lock();
indexPlusOne = (PRUintn) PR_HashTableLookup(_thread2IndexTable, thread);
_unlock();
if(indexPlusOne)
{
*index = indexPlusOne - 1;
return PR_TRUE;
}
return PR_FALSE;
}
PRBool
ThreadState::_setIndexForThread(PRThread* thread, PRUintn index)
{
PRBool retval;
PR_ASSERT(thread);
if( ! _prepThread2IndexTable() )
return PR_FALSE;
_lock();
retval = PR_HashTableAdd(_thread2IndexTable,thread,(void*)(index+1)) ?
PR_TRUE : PR_FALSE;
_unlock();
return retval;
}
PRBool
ThreadState::_removeIndexForThread(PRThread* thread)
{
PRBool retval;
PR_ASSERT(thread);
if( ! _prepThread2IndexTable() )
return PR_FALSE;
_lock();
retval = PR_HashTableRemove(_thread2IndexTable,thread)?PR_TRUE:PR_FALSE;
_unlock();
return retval;
}
/**************************/
ThreadState*
ThreadState::findThreadStateForCurrentThread(void)
{
return _findThreadState(PR_GetCurrentThread());
}
ThreadState*
ThreadState::getThreadStateForCurrentThread(void)
{
PRThread* currentThread = PR_GetCurrentThread();
ThreadState* ts = _findThreadState(currentThread);
if(! ts)
ts = _createThreadState(currentThread);
return ts;
}
ThreadState*
ThreadState::_findThreadState(PRThread* currentThread)
{
PRUintn index;
PR_ASSERT(PR_GetCurrentThread() == currentThread);
if( _findIndexForThread(currentThread, &index) )
return (ThreadState*) PR_GetThreadPrivate(index);
return NULL;
}
ThreadState*
ThreadState::_createThreadState(PRThread* currentThread)
{
PRUintn index;
if(PR_FAILURE == PR_NewThreadPrivateIndex(&index,_callbackForPRThreadDeath))
return NULL;
if( ! _setIndexForThread(currentThread, index) )
return NULL;
ThreadState* ts = new ThreadState(currentThread);
if( ! ts->_initEventQueues() )
return NULL;
if( PR_FAILURE == PR_SetThreadPrivate(index, ts) )
return NULL;
return ts;
}
/**************************/
PRBool
ThreadState::_initEventQueues(void)
{
char name[64];
PR_ASSERT(NULL == _mainEventQueue);
PR_ASSERT(NULL == _hookCallerEventQueue);
PR_ASSERT(! _hookCallerEventQueueCreateFinished);
PR_ASSERT(! _suicideMessageRecieved);
sprintf(name, "ThreadState::_mainEventQueue_%d", (int) this);
_mainEventQueue = PR_CreateEventQueue(name, _currentThread);
if( ! _mainEventQueue )
return PR_FALSE;
// the _hookCallerEventQueue queue gets created on the 'other' thread.
_lock();
if( PR_CreateThread(PR_USER_THREAD,
_otherThreadProc,
this,
PR_PRIORITY_NORMAL,
PR_GLOBAL_THREAD,
PR_UNJOINABLE_THREAD,
0) )
{
while( ! _hookCallerEventQueueCreateFinished )
{
_wait();
}
}
_unlock();
return NULL == _hookCallerEventQueue ? PR_FALSE : PR_TRUE;
}
void
ThreadState::_otherThreadProc(void* arg)
{
char name[64];
ThreadState* self = (ThreadState*)arg;
sprintf(name, "ThreadState::_hookCallerEventQueue_%d", (int) self);
_lock();
self->_hookCallerEventQueue = PR_CreateEventQueue(name, PR_GetCurrentThread());
self->_hookCallerEventQueueCreateFinished = PR_TRUE;
_notify();
_unlock();
// run in the queue until we process the suicide message
if(self->_hookCallerEventQueue)
{
// run the queue
while( ! self->_suicideMessageRecieved )
{
PREvent* e = PR_WaitForEvent(self->_hookCallerEventQueue);
if(e)
{
PR_HandleEvent(e);
}
}
// delete our queue
PR_DestroyEventQueue(self->_hookCallerEventQueue);
self->_hookCallerEventQueue = NULL;
// delete our self!
delete self;
}
// return here ends this 'other' thread
}
void
ThreadState::_callbackForPRThreadDeath(void *arg)
{
ThreadState* self = (ThreadState*)arg;
if(self->_hookCallerEventQueue)
{
// post suicide message
JSDSuicideEvent* e = new JSDSuicideEvent(self);
e->post(self->_hookCallerEventQueue);
}
else
{
// otherwise, just delete it.
delete self;
}
}
/**************************/
void
ThreadState::callHook(DebugController* controller,
IJSExecutionHook* hook,
sequence_of_IJSStackFrameInfo& stack,
IJSPC* pcTop,
JSDThreadState* jsdthreadstate)
{
PR_ASSERT(controller);
PR_ASSERT(hook);
PR_ASSERT(pcTop);
PR_ASSERT(jsdthreadstate);
PR_ASSERT(_mainEventQueue);
PR_ASSERT(_hookCallerEventQueue);
PR_ASSERT(! _isRunningHook);
PR_ASSERT(! _actualCallToHookIsHappening);
if( ! _mainEventQueue || ! _hookCallerEventQueue )
return;
// setup IJSThreadState
_jsts.stack = stack;
_jsts.continueState = (CORBA::Long) JSD_HOOK_RETURN_CONTINUE;
_jsts.returnValue = (const char*) NULL; // currently ignored
_jsts.status = 0; // currently ignored
_jsts.jsdthreadstate = (CORBA::Long) jsdthreadstate;
_jsts.id = (CORBA::Long) this;
_controller = controller;
_hook = hook;
_pcTop = pcTop;
_leaveSuspended = PR_FALSE;
_actualCallToHookIsHappening = PR_TRUE;
_isRunningHook = PR_TRUE;
// post hook caller event
JSDCallHookEvent* e = new JSDCallHookEvent(this);
e->post(_hookCallerEventQueue);
// proccess events until a JSDResumeEvent clears _isRunningHook
while( _isRunningHook )
{
PREvent* e = PR_WaitForEvent(_mainEventQueue);
if(e)
{
PR_HandleEvent(e);
}
}
}
PRBool
ThreadState::isRunningHook(void)
{
return _isRunningHook;
}
PRBool ThreadState::isWaitingForResume(void)
{
if(_isRunningHook && _leaveSuspended && ! _actualCallToHookIsHappening)
return PR_TRUE;
return PR_FALSE;
}
//
// the critical flags we _lock() to protect are:
// _leaveSuspended
// _actualCallToHookIsHappening
//
void
ThreadState::leaveThreadSuspended(void)
{
_lock();
_leaveSuspended = PR_TRUE;
_unlock();
}
void
ThreadState::resumeThread()
{
_lock();
PR_ASSERT(_isRunningHook);
_leaveSuspended = PR_FALSE;
if(! _actualCallToHookIsHappening)
{
PR_ASSERT(_mainEventQueue);
JSDResumeEvent* e = new JSDResumeEvent(this);
e->post(_mainEventQueue);
}
_unlock();
}
void
ThreadState::eventSaysSuicide(void)
{
_suicideMessageRecieved = PR_TRUE;
}
void
ThreadState::eventSaysResume(void)
{
PR_ASSERT(_isRunningHook);
_isRunningHook = PR_FALSE;
}
// called on 'other' thread...
void
ThreadState::eventSaysCallHook(void)
{
PR_ASSERT(_isRunningHook);
PR_ASSERT(_hook);
try
{
TRACE("+++HOOK _hook->aboutToExecute() call hook");
_hook->aboutToExecute(_jsts, *_pcTop);
TRACE("---HOOK _hook->aboutToExecute() call hook");
}
catch(...)
{
// eat it...
_jsts.continueState = JSD_HOOK_RETURN_CONTINUE;
}
_lock();
_actualCallToHookIsHappening = PR_FALSE;
if(! _leaveSuspended)
{
JSDResumeEvent* e = new JSDResumeEvent(this);
e->post(_mainEventQueue);
}
_unlock();
}
/***************************************************************************/
/***************************************************************************/
JSDResumeEvent::JSDResumeEvent(ThreadState* ts)
: _ts(ts)
{
PR_ASSERT(_ts);
PR_InitEvent(this, NULL, static_handle, static_destroy);
}
void
JSDResumeEvent::post(PREventQueue* queue)
{
PR_ASSERT(queue);
// PR_ENTER_EVENT_QUEUE_MONITOR(queue);
PR_PostEvent(queue, this);
// PR_EXIT_EVENT_QUEUE_MONITOR(queue);
}
void*
JSDResumeEvent::static_handle(PREvent* e)
{
JSDResumeEvent* self = (JSDResumeEvent*) e;
PR_ASSERT(self);
PR_ASSERT(self->_ts);
self->_ts->eventSaysResume();
return NULL;
}
void
JSDResumeEvent::static_destroy(PREvent* e)
{
JSDResumeEvent* self = (JSDResumeEvent*) e;
PR_ASSERT(self);
delete self;
}
/***************************************************************************/
JSDSuicideEvent::JSDSuicideEvent(ThreadState* ts)
: _ts(ts)
{
PR_ASSERT(_ts);
PR_InitEvent(this, NULL, static_handle, static_destroy);
}
void
JSDSuicideEvent::post(PREventQueue* queue)
{
PR_ASSERT(queue);
// PR_ENTER_EVENT_QUEUE_MONITOR(queue);
PR_PostEvent(queue, this);
// PR_EXIT_EVENT_QUEUE_MONITOR(queue);
}
void*
JSDSuicideEvent::static_handle(PREvent* e)
{
JSDSuicideEvent* self = (JSDSuicideEvent*) e;
PR_ASSERT(self);
PR_ASSERT(self->_ts);
self->_ts->eventSaysSuicide();
return NULL;
}
void
JSDSuicideEvent::static_destroy(PREvent* e)
{
JSDSuicideEvent* self = (JSDSuicideEvent*) e;
PR_ASSERT(self);
delete self;
}
/***************************************************************************/
JSDCallHookEvent::JSDCallHookEvent(ThreadState* ts)
: _ts(ts)
{
PR_ASSERT(_ts);
PR_InitEvent(this, NULL, static_handle, static_destroy);
}
void
JSDCallHookEvent::post(PREventQueue* queue)
{
PR_ASSERT(queue);
// PR_ENTER_EVENT_QUEUE_MONITOR(queue);
PR_PostEvent(queue, this);
// PR_EXIT_EVENT_QUEUE_MONITOR(queue);
}
void*
JSDCallHookEvent::static_handle(PREvent* e)
{
JSDCallHookEvent* self = (JSDCallHookEvent*) e;
PR_ASSERT(self);
PR_ASSERT(self->_ts);
self->_ts->eventSaysCallHook();
return NULL;
}
void
JSDCallHookEvent::static_destroy(PREvent* e)
{
JSDCallHookEvent* self = (JSDCallHookEvent*) e;
PR_ASSERT(self);
delete self;
}
/***************************************************************************/
JSDExecuteEvent::JSDExecuteEvent(JSDContext* jsdc,
ThreadState* ts,
const IJSStackFrameInfo& frame,
const char* text,
const char* filename,
int lineno)
: _jsdc(jsdc),
_ts(ts),
_frame(frame),
_text(strdup(text)),
_filename(strdup(filename)), // set below
_lineno(lineno)
{
PR_ASSERT(_jsdc);
PR_ASSERT(_ts);
PR_ASSERT(_text);
PR_ASSERT(_filename);
PR_InitEvent(this, NULL, static_handle, static_destroy);
}
JSDExecuteEvent::~JSDExecuteEvent()
{
if(_text)
free(_text);
if(_filename)
free(_filename);
}
IExecResult*
JSDExecuteEvent::postSynchronous(PREventQueue* queue)
{
PR_ASSERT(queue);
IExecResult* result = (IExecResult*) PR_PostSynchronousEvent(queue, this);
return result;
}
void*
JSDExecuteEvent::static_handle(PREvent* e)
{
JSDExecuteEvent* self = (JSDExecuteEvent*) e;
PR_ASSERT(self);
PR_ASSERT(self->_ts);
return self->_handle();
}
void
JSDExecuteEvent::static_destroy(PREvent* e)
{
JSDExecuteEvent* self = (JSDExecuteEvent*) e;
PR_ASSERT(self);
delete self;
}
void*
JSDExecuteEvent::_handle()
{
const IJSThreadState& jsts = _ts->getJSThreadState();
JSDThreadState* jsdthreadstate = (JSDThreadState*)(jsts.jsdthreadstate);
JSDStackFrameInfo* jsdframe = (JSDStackFrameInfo*) _frame.jsdframe;
JSString* jsstr;
jsval rval;
JSBool success;
char* str = NULL;
IExecResult* result = NULL;
// clear error result
_ts->getExecResult() = (const IExecResult&) IExecResult();
_ts->setRunningEval(PR_TRUE);
success = JSD_EvaluateScriptInStackFrame(_jsdc, jsdthreadstate, jsdframe,
_text, strlen(_text),
_filename, _lineno,
&rval);
_ts->setRunningEval(PR_FALSE);
result = new IExecResult((const IExecResult&) _ts->getExecResult());
if( success && ! JSVAL_IS_NULL(rval) && ! JSVAL_IS_VOID(rval) )
{
jsstr = JSD_ValToStringInStackFrame(_jsdc,jsdthreadstate,jsdframe,rval);
if( jsstr )
{
str = (char*) malloc((jsstr->length+1)*sizeof(char));
if(str)
{
memcpy( str, jsstr->bytes, jsstr->length*sizeof(char));
str[jsstr->length] = 0;
}
}
}
result->result = str;
return result;
}
/***************************************************************************/
CallChain::CallChain(JSDContext* jsdc, JSDThreadState* jsdthreadstate)
: _jsdc(jsdc),
_chain(NULL),
_count(0)
{
PR_ASSERT(_jsdc);
PR_ASSERT(jsdthreadstate);
_count = (int) JSD_GetCountOfStackFrames(jsdc, jsdthreadstate);
PR_ASSERT(_count);
_chain = (JSDScript**) new char[_count*sizeof(JSDScript*)];
PR_ASSERT(_chain);
JSDStackFrameInfo* jsdframe = JSD_GetStackFrame(jsdc, jsdthreadstate);
for(int i = _count-1; i >= 0; i--)
{
PR_ASSERT(jsdframe);
_chain[i] = JSD_GetScriptForStackFrame(_jsdc, jsdthreadstate, jsdframe);
PR_ASSERT(_chain[i]);
jsdframe = JSD_GetCallingStackFrame(jsdc, jsdthreadstate, jsdframe);
}
}
CallChain::~CallChain()
{
if( _chain )
delete (char*) _chain;
}
CallChain::CompareResult
CallChain::compare(const CallChain& other)
{
if( this == &other )
return EQUAL;
if( NULL == _chain || NULL == other._chain || 0 == _count || 0 == other._count )
return DISJOINT;
int lesser_count = min( _count, other._count );
for( int i = 0; i < lesser_count; i++ )
{
if( _chain[i] != other._chain[i] )
return DISJOINT;
}
if( _count > other._count )
return CALLER;
if( _count < other._count )
return CALLEE;
return EQUAL;
}
/***************************************************************************/
StepHandler::StepHandler(JSDContext* jsdc, ThreadState* state, PRBool buildCallChain)
: _jsdc(jsdc),
topScriptInitial(NULL),
topPCInitial(0),
topLineInitial(0),
_callChain(NULL)
{
PR_ASSERT(_jsdc);
PR_ASSERT(state);
PR_ASSERT(state->isRunningHook());
JSDThreadState* jsdthreadstate = (JSDThreadState*)
state->getJSThreadState().jsdthreadstate;
PR_ASSERT(jsdthreadstate);
JSDStackFrameInfo* jsdframe = _topFrame(jsdthreadstate);
PR_ASSERT(jsdframe);
topScriptInitial = _topScript(jsdthreadstate, jsdframe);
PR_ASSERT(topScriptInitial);
topPCInitial = _topPC(jsdthreadstate, jsdframe);
topLineInitial = _topLine(topScriptInitial, topPCInitial);
if( buildCallChain )
{
_callChain = new CallChain( _jsdc, jsdthreadstate );
PR_ASSERT(_callChain);
}
}
StepHandler::~StepHandler()
{
if( _callChain )
delete _callChain;
}
/***************************************************************************/
StepInto::StepInto(JSDContext* jsdc, ThreadState* state)
: StepHandler(jsdc, state, PR_FALSE)
{
// do nothing
}
StepHandler::StepResult
StepInto::step(JSDThreadState* jsdthreadstate)
{
JSDStackFrameInfo* topFrame = _topFrame(jsdthreadstate);
JSDScript* topScript = _topScript(jsdthreadstate, topFrame);
// different script, gotta stop
if( topScriptInitial != topScript )
return STOP;
//
// NOTE: This little dance is necessary because line numbers for PCs
// are not always acending. e,g, in:
//
// for(i=0;i<count;i++)
// doSomething();
//
// The "i++" comes after the "doSomething" call as far as PCs go.
// But, in JS the line number associated with the "i++" instuction
// is that of the "for(...". So, the lines for the PC can look like
// 1,1,2,1,2. Thus we are careful in deciding how to step.
//
prword_t topPC = _topPC(jsdthreadstate, topFrame);
int topLine = _topLine(topScript, topPC);
// definately jumping back
if( topPC < topPCInitial && topLine != topLineInitial )
return STOP;
// definately jumping forward
if( topLine > topLineInitial )
return STOP;
return CONTINUE_SEND_INTERRUPT;
}
/***************************************************************************/
StepOver::StepOver(JSDContext* jsdc, ThreadState* state)
: StepHandler(jsdc, state, PR_TRUE)
{
// do nothing
}
StepHandler::StepResult
StepOver::step(JSDThreadState* jsdthreadstate)
{
switch( _callChain->compare( CallChain(_jsdc, jsdthreadstate) ) )
{
case CallChain::EQUAL:
break;
case CallChain::CALLER:
return STOP;
case CallChain::CALLEE:
return CONTINUE_SEND_INTERRUPT;
case CallChain::DISJOINT:
return STOP;
default:
PR_ASSERT(0); // illegal value!
break;
}
JSDStackFrameInfo* topFrame = _topFrame(jsdthreadstate);
JSDScript* topScript = _topScript(jsdthreadstate, topFrame);
prword_t topPC = _topPC(jsdthreadstate, topFrame);
int topLine = _topLine(topScript, topPC);
// definately jumping back
if( topPC < topPCInitial && topLine != topLineInitial )
return STOP;
// definately jumping forward
if( topLine > topLineInitial )
return STOP;
return CONTINUE_SEND_INTERRUPT;
}
/***************************************************************************/
StepOut::StepOut(JSDContext* jsdc, ThreadState* state)
: StepHandler(jsdc, state, PR_TRUE)
{
// do nothing
}
StepHandler::StepResult
StepOut::step(JSDThreadState* jsdthreadstate)
{
switch( _callChain->compare( CallChain(_jsdc, jsdthreadstate) ) )
{
case CallChain::EQUAL:
return CONTINUE_SEND_INTERRUPT;
case CallChain::CALLER:
return STOP;
case CallChain::CALLEE:
return CONTINUE_SEND_INTERRUPT;
case CallChain::DISJOINT:
return STOP;
default:
PR_ASSERT(0); // illegal value!
return STOP;
}
}
/***************************************************************************/
/***************************************************************************/
SourceTextProvider::SourceTextProvider(const char* name)
: _sk_ISourceTextProvider(name),
_jsdc(NULL)
{
// do nothing
}
SourceTextProvider::SourceTextProvider(const char* name, JSDContext* jsdc)
: _sk_ISourceTextProvider(name),
_jsdc(NULL)
{
init(jsdc);
}
void
SourceTextProvider::init(JSDContext* jsdc)
{
_jsdc = jsdc;
_forcePreLoad();
}
SourceTextProvider::~SourceTextProvider()
{
}
ISourceTextProvider::sequence_of_string *
SourceTextProvider::getAllPages()
{
TRACE("SourceTextProvider::getAllPages() called");
JSDSourceText* jsdsrc;
JSDSourceText* iter;
ISourceTextProvider::sequence_of_string * seq = NULL;
_lock();
// iterate once to get count;
int count = 0;
iter = NULL;
while( NULL != JSD_IterateSources(_jsdc, &iter) )
count++;
char** pp = (char**) malloc(count * sizeof(void*));
if(pp)
{
int i = 0;
iter = NULL;
while( NULL != (jsdsrc = JSD_IterateSources(_jsdc, &iter)) )
{
const char* url;
if( NULL == (url = JSD_GetSourceURL(_jsdc, jsdsrc)) )
continue;
pp[i++] = strdup(url);
}
seq = new ISourceTextProvider::sequence_of_string(i, i, pp, 1);
}
_unlock();
return seq;
}
void
SourceTextProvider::refreshAllPages()
{
TRACE("SourceTextProvider::refreshAllPages() called");
_lock();
// what we really want is a way to detect if existing pages
// have changed - date, size, etc... -- and force reload of them
// JSD_DestroyAllSources(_jsdc);
_forcePreLoad();
_unlock();
}
CORBA::Boolean
SourceTextProvider::hasPage(const char * arg0)
{
TRACE("SourceTextProvider::hasPage() called");
return JSD_FindSourceForURL(_jsdc, arg0) ? 1 : 0;
}
CORBA::Boolean
SourceTextProvider::loadPage(const char * arg0)
{
TRACE("SourceTextProvider::loadPage() called");
// not implemented...
return 0;
}
void
SourceTextProvider::refreshPage(const char * arg0)
{
TRACE("SourceTextProvider::refreshPage() called");
// not implemented...
}
char *
SourceTextProvider::getPageText(const char * arg0)
{
TRACE("SourceTextProvider::getPageText() called");
JSDSourceText* jsdsrc;
const char * const_text;
int len;
char* text = NULL;
_lock();
jsdsrc = JSD_FindSourceForURL(_jsdc, arg0);
if( jsdsrc )
{
if( JSD_SOURCE_COMPLETED != JSD_GetSourceStatus(_jsdc, jsdsrc) )
jsdsrc = JSDLW_ForceLoadSource(_jsdc, jsdsrc);
}
if( jsdsrc )
{
if( JSD_GetSourceText(_jsdc, jsdsrc, &const_text, &len) &&
const_text && len )
{
text = (char*) malloc((len+1)*sizeof(char));
if(text)
{
memcpy(text,const_text,len*sizeof(char));
text[len] = 0;
_deferedFree(text);
}
}
}
_unlock();
return text;
}
CORBA::Long
SourceTextProvider::getPageStatus(const char * arg0)
{
TRACE("SourceTextProvider::getPageStatus() called");
JSDSourceText* jsdsrc;
int status = JSD_SOURCE_INITED;
_lock();
jsdsrc = JSD_FindSourceForURL(_jsdc, arg0);
if(jsdsrc)
status = JSD_GetSourceStatus(_jsdc, jsdsrc);
_unlock();
return (CORBA::Long) status;
}
CORBA::Long
SourceTextProvider::getPageAlterCount(const char * arg0)
{
TRACE("SourceTextProvider::getPageAlterCount() called");
JSDSourceText* jsdsrc;
int altercount = JSD_SOURCE_INITED;
_lock();
jsdsrc = JSD_FindSourceForURL(_jsdc, arg0);
if(jsdsrc)
altercount = JSD_GetSourceAlterCount(_jsdc, jsdsrc);
_unlock();
return (CORBA::Long) altercount;
}
void
SourceTextProvider::_forcePreLoad()
{
LWDBGApp* app;
LWDBGApp* app_iter;
_lock();
// iterate through all pages of all apps to force preload
app_iter = NULL;
while(NULL != (app = LWDBG_EnumerateApps(&app_iter)))
{
const char* pagename;
void* page_iter = NULL;
while(NULL != (pagename = LWDBG_EnumeratePageNames(app,&page_iter)))
{
JSDLW_PreLoadSource(_jsdc, app, pagename, JS_FALSE );
}
}
_unlock();
}
/***************************************************************************/
char *
TestInterface_impl::getFirstAppInList()
{
static char buf[1024];
LWDBGApp* iter = NULL;
LWDBGApp* app;
app = LWDBG_EnumerateApps(&iter);
if( app )
return ((char*) LWDBG_GetURI(app)) + 1;
return NULL;
}
void
TestInterface_impl::getAppNames(StringReciever_ptr sr)
{
LWDBGApp* iter = NULL;
LWDBGApp* app;
while( NULL != (app = LWDBG_EnumerateApps(&iter)) )
{
char* name = ((char*) LWDBG_GetURI(app)) + 1;
try
{
sr->recieveString(name);
}
catch(const CORBA::Exception&)
{
// eat it and bail...
return;
}
}
}
static void
InitThing(Thing& t, const char* s, int i)
{
t.s = s;
t.i = i;
}
TestInterface::sequence_of_Thing *
TestInterface_impl::getThings()
{
Thing* p = new Thing[3];
InitThing(p[0],"zero",0);
InitThing(p[1],"one" ,1);
InitThing(p[2],"two" ,2);
return new TestInterface::sequence_of_Thing(3, 3, p, 1);
}
void
TestInterface_impl::callBounce(StringReciever_ptr arg0, CORBA::Long arg1)
{
try
{
arg0->bounce(arg1);
}
catch(const CORBA::Exception&)
{
// eat it and bail...
}
}
/***************************************************************************/
/***************************************************************************/
static JSDContext* _jsdc = NULL;
static TestInterface_impl _test;
static SourceTextProvider _stp("JSSourceTextProvider");
static DebugController _controller("JSDebugController");
static char* _hostname;
static const char*
_WAIReturnType2String( WAIReturnType_t t )
{
switch(t)
{
case WAISPISuccess: return "WAISPISuccess";
case WAISPIFailure: return "WAISPIFailure";
case WAISPIBadparam: return "WAISPIBadparam";
case WAISPINonameservice: return "WAISPINonameservice";
default: return "unknown error code";
}
}
// PR_STATIC_CALLBACK(void)
// ssjsdTestThreadProc(void* arg)
// {
// CORBA::ORB_var orb;
// CORBA::BOA_var boa;
//
// int zero = 0;
// orb = CORBA::ORB_init(zero,NULL);
// boa = orb->BOA_init(zero,NULL);
//
// boa->obj_is_ready(&_test);
// WAIReturnType_t reg = registerObject(_hostname, "test", &_test );
//
// log_error(LOG_VERBOSE, "ssjsdTestThreadProc", NULL, NULL,
// "registration of _test %s",
// _WAIReturnType2String(reg) );
//
// boa->impl_is_ready();
// }
//
// PR_STATIC_CALLBACK(void)
// ssjsdDebugControllerThreadProc(void* arg)
// {
// CORBA::ORB_var orb;
// CORBA::BOA_var boa;
//
// int zero = 0;
// orb = CORBA::ORB_init(zero,NULL);
// boa = orb->BOA_init(zero,NULL);
//
// _controller.init(_jsdc);
// boa->obj_is_ready(&_controller);
// WAIReturnType_t reg = registerObject(_hostname, "JSDebugController", &_controller );
//
// log_error(LOG_VERBOSE, "ssjsdDebugControllerThreadProc", NULL, NULL,
// "registration of DebugController %s",
// _WAIReturnType2String(reg) );
//
// boa->impl_is_ready();
// }
//
// PR_STATIC_CALLBACK(void)
// ssjsdSourceTextProviderThreadProc(void* arg)
// {
// CORBA::ORB_var orb;
// CORBA::BOA_var boa;
//
// int zero = 0;
// orb = CORBA::ORB_init(zero,NULL);
// boa = orb->BOA_init(zero,NULL);
//
// _stp.init(_jsdc);
// boa->obj_is_ready(&_stp);
// WAIReturnType_t reg = registerObject(_hostname, "JSSourceTextProvider", &_stp );
//
// log_error(LOG_VERBOSE, "ssjsdSourceTextProviderThreadProc", NULL, NULL,
// "registration of SourceTextProvider %s",
// _WAIReturnType2String(reg) );
// boa->impl_is_ready();
// }
//
// static PRThread* _TestThread;
// static PRThread* _DebugControllerThread;
// static PRThread* _SourceTextProviderThread;
//
// static void
// _exportRemotedObjectsOnSeperateThreads()
// {
// ///////////////////////////
//
// _TestThread =
// PR_CreateThread( PR_USER_THREAD,
// ssjsdTestThreadProc,
// NULL,
// PR_PRIORITY_NORMAL,
// PR_GLOBAL_THREAD,
// PR_UNJOINABLE_THREAD,
// 0 );
//
// log_error(LOG_VERBOSE, "ssjsdebugInit", sn, rq,
// "create test thread %s",
// _TestThread == NULL ? "failed" : "succeeded" );
//
// ///////////////////////////
//
// _DebugControllerThread =
// PR_CreateThread( PR_USER_THREAD,
// ssjsdDebugControllerThreadProc,
// NULL,
// PR_PRIORITY_NORMAL,
// PR_GLOBAL_THREAD,
// PR_UNJOINABLE_THREAD,
// 0 );
//
// log_error(LOG_VERBOSE, "ssjsdebugInit", sn, rq,
// "create debug controller thread %s",
// _DebugControllerThread == NULL ? "failed" : "succeeded" );
//
//
// ///////////////////////////
//
// _SourceTextProviderThread =
// PR_CreateThread( PR_USER_THREAD,
// ssjsdSourceTextProviderThreadProc,
// NULL,
// PR_PRIORITY_NORMAL,
// PR_GLOBAL_THREAD,
// PR_UNJOINABLE_THREAD,
// 0 );
//
// log_error(LOG_VERBOSE, "ssjsdebugInit", sn, rq,
// "create text provider thread %s",
// _SourceTextProviderThread == NULL ? "failed" : "succeeded" );
// }
static PRBool
_registerOb(const char *name, CORBA::Object_ptr obj)
{
WAIReturnType_t reg = registerObject(_hostname, name, obj);
log_error(LOG_VERBOSE, "ssjsdebugInit", NULL, NULL,
"registration of %s returned %s",
name, _WAIReturnType2String(reg));
return WAISPISuccess == reg ? PR_TRUE : PR_FALSE;
}
static void
_exportRemotedObjectsOnThisThread()
{
CORBA::ORB_var orb;
CORBA::BOA_var boa;
int zero = 0;
orb = CORBA::ORB_init(zero,NULL);
boa = orb->BOA_init(zero,NULL);
///////////////////////////
// boa->obj_is_ready(&_test);
// _registerOb("test", &_test, force );
///////////////////////////
_controller.init(_jsdc);
boa->obj_is_ready(&_controller);
_registerOb("JSDebugController", &_controller);
///////////////////////////
_stp.init(_jsdc);
boa->obj_is_ready(&_stp);
_registerOb("JSSourceTextProvider", &_stp);
}
/* NSAPI initialization function */
PR_IMPLEMENT(int)
ssjsdebugInit(pblock *pb, Session *sn, Request *rq)
{
JSD_SetUserCallbacks(LWDBG_GetTaskState(), NULL, NULL);
_jsdc = JSD_DebuggerOn();
log_error(LOG_VERBOSE, "ssjsdebugInit", NULL, NULL,
"starting with iiop, JSD_DebuggerOn() %s", _jsdc == NULL ? "failed" : "succeeded" );
if(_jsdc)
{
_hostname = http_uri2url("","");
log_error(LOG_VERBOSE, "ssjsdebugInit", NULL, NULL,
"hostname = %s", _hostname );
_exportRemotedObjectsOnThisThread();
}
return REQ_PROCEED;
}
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