static Hnetscape_jsdebug_Script*
_scriptObFromJSDScriptPtr( ExecEnv* ee, JSDScript* jsdscript )
{
JHandle* tbl = (JHandle*) unhand(controller)->scriptTable;
JHandle* key = _constructInteger(ee,(long)jsdscript);
return (Hnetscape_jsdebug_Script*) _getHash( ee, tbl, key );
}
/* Method 2: Replace value, but don't delete link */
void insertMap (struct hashMap * ht, KeyType k, ValueType v) {
ht->count++;
if(tableLoad(ht) >= (float)LOAD_FACTOR_THRESHOLD)
_setTableSize(ht, ht->tableSize*2);
int i = _getHash(ht, k, hashFunc);
struct hashLink *curr = ht->table[i];
struct hashLink *prev = NULL;
while(curr != NULL) {
if(_compare(curr->key, k) == 0) {
curr->value = v; /* These two lines differ from Method 1 */
return;
}
prev = curr;
curr = _nextLink(curr);
}
curr = malloc(sizeof(struct hashLink));
assert(curr != NULL);
size_t keyMemBuf = (strlen(k) + 1) * sizeof(char);
curr->key = malloc(keyMemBuf);
memcpy(curr->key, k, keyMemBuf);
curr->value = v;
curr->next = NULL;
if(prev != NULL)
prev->next = curr;
else
ht->table[i] = curr;
}
unsigned
_executionHook( JSDContext* jsdc,
JSDThreadState* jsdstate,
unsigned type,
void* callerdata )
{
Hnetscape_jsdebug_JSThreadState* threadState;
Hnetscape_jsdebug_Script* script;
JHandle* pcOb;
JSDStackFrameInfo* jsdframe;
JSDScript* jsdscript;
int pc;
JHandle* tblScript;
JHandle* keyScript;
ExecEnv* ee = EE();
if( ! context || ! controller || ! ee )
return JSD_HOOK_RETURN_HOOK_ERROR;
/* get the JSDStackFrameInfo */
jsdframe = JSD_GetStackFrame(jsdc, jsdstate);
if( ! jsdframe )
return JSD_HOOK_RETURN_HOOK_ERROR;
/* get the JSDScript */
jsdscript = JSD_GetScriptForStackFrame(jsdc, jsdstate, jsdframe);
if( ! jsdscript )
return JSD_HOOK_RETURN_HOOK_ERROR;
/* find Java Object for Script */
tblScript = (JHandle*) unhand(controller)->scriptTable;
keyScript = _constructInteger(ee, (long)jsdscript);
script = (Hnetscape_jsdebug_Script*) _getHash( ee, tblScript, keyScript );
if( ! script )
return JSD_HOOK_RETURN_HOOK_ERROR;
/* generate a JSPC */
pc = JSD_GetPCForStackFrame(jsdc, jsdstate, jsdframe);
pcOb = (JHandle*)
_constructJSPC(ee, script, pc);
if( ! pcOb )
return JSD_HOOK_RETURN_HOOK_ERROR;
/* build a JSThreadState */
threadState = (struct Hnetscape_jsdebug_JSThreadState*)
execute_java_constructor( ee, "netscape/jsdebug/JSThreadState",0,"()");
if( ! threadState )
return JSD_HOOK_RETURN_HOOK_ERROR;
/* populate the ThreadState */
/* XXX FILL IN THE REST... */
unhand(threadState)->valid = 1; /* correct value for true? */
unhand(threadState)->currentFramePtr = (long) jsdframe;
unhand(threadState)->nativeThreadState = (long) jsdstate;
unhand(threadState)->continueState = netscape_jsdebug_JSThreadState_DEBUG_STATE_RUN;
/* XXX FILL IN THE REST... */
/* find and call the appropriate Hook */
if( JSD_HOOK_INTERRUPTED == type )
{
JHandle* hook;
/* clear the JSD level hook (must reset on next sendInterrupt0()*/
JSD_ClearInterruptHook(context);
hook = (JHandle*) unhand(controller)->interruptHook;
if( ! hook )
return JSD_HOOK_RETURN_HOOK_ERROR;
/* call the hook */
execute_java_dynamic_method(
ee, hook, "aboutToExecute",
"(Lnetscape/jsdebug/ThreadStateBase;Lnetscape/jsdebug/PC;)V",
threadState, pcOb );
}
else if( JSD_HOOK_DEBUG_REQUESTED == type )
{
JHandle* hook;
hook = (JHandle*) unhand(controller)->debugBreakHook;
if( ! hook )
return JSD_HOOK_RETURN_HOOK_ERROR;
/* call the hook */
execute_java_dynamic_method(
ee, hook, "aboutToExecute",
"(Lnetscape/jsdebug/ThreadStateBase;Lnetscape/jsdebug/PC;)V",
threadState, pcOb );
}
else if( JSD_HOOK_BREAKPOINT == type )
{
JHandle* hook;
hook = (JHandle*)
execute_java_dynamic_method(
ee,(JHandle*)controller,
"getInstructionHook0",
"(Lnetscape/jsdebug/PC;)Lnetscape/jsdebug/InstructionHook;",
pcOb );
if( ! hook )
return JSD_HOOK_RETURN_HOOK_ERROR;
/* call the hook */
execute_java_dynamic_method(
ee, hook, "aboutToExecute",
"(Lnetscape/jsdebug/ThreadStateBase;)V",
threadState );
}
if( netscape_jsdebug_JSThreadState_DEBUG_STATE_THROW ==
unhand(threadState)->continueState )
return JSD_HOOK_RETURN_ABORT;
return JSD_HOOK_RETURN_CONTINUE;
}
void
_scriptHook( JSDContext* jsdc,
JSDScript* jsdscript,
JSBool creating,
void* callerdata )
{
Hnetscape_jsdebug_Script* script;
ExecEnv* ee = EE();
if( ! context || ! controller || ! ee )
return;
if( creating )
{
char* url = (char*)JSD_GetScriptFilename (jsdc, jsdscript);
JSString* function = JSD_GetScriptFunctionId (jsdc, jsdscript);
int base = JSD_GetScriptBaseLineNumber (jsdc, jsdscript);
int extent = JSD_GetScriptLineExtent (jsdc, jsdscript);
if( ! url )
{
return;
/* url = ""; */
}
/* create Java Object for Script */
script = (Hnetscape_jsdebug_Script*)
execute_java_constructor(ee, "netscape/jsdebug/Script", 0, "()");
if( ! script )
return;
/* set the members */
unhand(script)->_url = makeJavaString(url,strlen(url));
unhand(script)->_function = function ? makeJavaString(function,strlen(function)) : 0;
unhand(script)->_baseLineNumber = base;
unhand(script)->_lineExtent = extent;
unhand(script)->_nativePtr = (long)jsdscript;
/* add it to the hash table */
_putHash( ee, (JHandle*) unhand(controller)->scriptTable,
_constructInteger(ee, (long)jsdscript), (JHandle*)script );
/* call the hook */
if( unhand(controller)->scriptHook )
{
execute_java_dynamic_method( ee,(JHandle*)unhand(controller)->scriptHook,
"justLoadedScript",
"(Lnetscape/jsdebug/Script;)V",
script );
}
}
else
{
JHandle* tbl = (JHandle*) unhand(controller)->scriptTable;
JHandle* key = _constructInteger(ee,(long)jsdscript);
/* find Java Object for Script */
script = (Hnetscape_jsdebug_Script*) _getHash( ee, tbl, key );
if( ! script )
return;
/* remove it from the hash table */
_removeHash( ee, tbl, key );
/* call the hook */
if( unhand(controller)->scriptHook )
{
execute_java_dynamic_method( ee,(JHandle*)unhand(controller)->scriptHook,
"aboutToUnloadScript",
"(Lnetscape/jsdebug/Script;)V",
script );
}
/* set the Script as invalid */
execute_java_dynamic_method( ee,(JHandle*)script,
"_setInvalid",
"()V" );
}
}
