static JSDObject*
_createJSDObject(JSDContext* jsdc, JSContext *cx, JSObject *obj)
{
JSDObject* jsdobj;
JSStackFrame* fp;
JSStackFrame* iter = NULL;
const char* newURL;
jsbytecode* pc;
JS_ASSERT(JSD_OBJECTS_LOCKED(jsdc));
jsdobj = (JSDObject*) calloc(1, sizeof(JSDObject));
if (jsdobj)
{
JS_INIT_CLIST(&jsdobj->links);
JS_APPEND_LINK(&jsdobj->links, &jsdc->objectsList);
jsdobj->obj = obj;
JS_HashTableAdd(jsdc->objectsTable, obj, jsdobj);
if (jsdc->flags & JSD_DISABLE_OBJECT_TRACE)
return jsdobj;
/* walk the stack to find js frame (if any) causing creation */
while (NULL != (fp = JS_FrameIterator(cx, &iter)))
{
if( !JS_IsNativeFrame(cx, fp) )
{
JSScript* script = JS_GetFrameScript(cx, fp);
if( !script )
continue;
newURL = JS_GetScriptFilename(cx, script);
if( newURL )
jsdobj->newURL = jsd_AddAtom(jsdc, newURL);
pc = JS_GetFramePC(cx, fp);
if( pc )
jsdobj->newLineno = JS_PCToLineNumber(cx, script, pc);
break;
}
}
}
return jsdobj;
}
static JSDObject*
_createJSDObject(JSDContext* jsdc, JSContext *cx, JSObject *obj)
{
JSDObject* jsdobj;
JSStackFrame* fp;
JSStackFrame* iter = NULL;
const char* newURL;
jsbytecode* pc;
JS_ASSERT(JSD_OBJECTS_LOCKED(jsdc));
jsdobj = (JSDObject*) calloc(1, sizeof(JSDObject));
if (jsdobj)
{
JS_INIT_CLIST(&jsdobj->links);
JS_APPEND_LINK(&jsdobj->links, &jsdc->objectsList);
jsdobj->obj = obj;
JS_HashTableAdd(jsdc->objectsTable, obj, jsdobj);
}
return jsdobj;
}
VALUE make_ruby_land_proxy(JohnsonRuntime* runtime, jsval value, const char const* root_name)
{
RubyLandProxy * our_proxy = (RubyLandProxy *)JS_HashTableLookup(runtime->jsids, (void *)value);
if (our_proxy)
{
// if we already have a proxy, return it
return apply_conversions(our_proxy->self);
}
else
{
// otherwise make one and cache it
VALUE proxy = Data_Make_Struct((strncmp(root_name, "JSScriptProxy", strlen("JSScriptProxy")) ? proxy_class : script_class), RubyLandProxy, 0, finalize, our_proxy);
JSContext * context = johnson_get_current_context(runtime);
PREPARE_RUBY_JROOTS(context, 1);
JROOT(value);
VALUE rb_runtime = (VALUE)JS_GetRuntimePrivate(runtime->js);
rb_iv_set(proxy, "@runtime", rb_runtime);
our_proxy->runtime = runtime;
our_proxy->key = (void *)value;
our_proxy->self = proxy;
// root the value for JS GC and lookups
JCHECK(JS_AddNamedRootRT(runtime->js, &(our_proxy->key), root_name));
// put the proxy OID in the id map
JCHECK(JS_HashTableAdd(runtime->jsids, (void *)value, (void *)our_proxy));
VALUE final_proxy = JPROTECT(apply_wrappers, proxy);
our_proxy->self = final_proxy;
JRETURN_RUBY(JPROTECT(apply_conversions, final_proxy));
}
}
JSDAtom*
jsd_AddAtom(JSDContext* jsdc, const char* str)
{
JSDAtom* atom;
if(!str)
{
MOZ_ASSERT(0);
return nullptr;
}
JSD_LOCK_ATOMS(jsdc);
atom = (JSDAtom*) JS_HashTableLookup(jsdc->atoms, str);
if( atom )
atom->refcount++;
else
{
atom = (JSDAtom*) malloc(sizeof(JSDAtom));
if( atom )
{
atom->str = strdup(str);
atom->refcount = 1;
if(!JS_HashTableAdd(jsdc->atoms, atom->str, atom))
{
free(atom->str);
free(atom);
atom = nullptr;
}
}
}
JSD_UNLOCK_ATOMS(jsdc);
return atom;
}
static JSDScript*
_newJSDScript(JSDContext* jsdc,
JSContext *cx,
JSScript *script_)
{
JS::RootedScript script(cx, script_);
if ( JS_GetScriptIsSelfHosted(script) )
return NULL;
JSDScript* jsdscript;
unsigned lineno;
const char* raw_filename;
JS_ASSERT(JSD_SCRIPTS_LOCKED(jsdc));
/* these are inlined javascript: urls and we can't handle them now */
lineno = (unsigned) JS_GetScriptBaseLineNumber(cx, script);
if( lineno == 0 )
return NULL;
jsdscript = (JSDScript*) calloc(1, sizeof(JSDScript));
if( ! jsdscript )
return NULL;
raw_filename = JS_GetScriptFilename(cx,script);
JS_HashTableAdd(jsdc->scriptsTable, (void *)script, (void *)jsdscript);
JS_APPEND_LINK(&jsdscript->links, &jsdc->scripts);
jsdscript->jsdc = jsdc;
jsdscript->script = script;
jsdscript->lineBase = lineno;
jsdscript->lineExtent = (unsigned)NOT_SET_YET;
jsdscript->data = NULL;
#ifndef LIVEWIRE
jsdscript->url = (char*) jsd_BuildNormalizedURL(raw_filename);
#else
jsdscript->app = LWDBG_GetCurrentApp();
if( jsdscript->app && raw_filename )
{
jsdscript->url = jsdlw_BuildAppRelativeFilename(jsdscript->app, raw_filename);
if( function )
{
JSString* funid = JS_GetFunctionId(function);
char* funbytes;
const char* funnanme;
if( fuinid )
{
funbytes = JS_EncodeString(cx, funid);
funname = funbytes ? funbytes : "";
}
else
{
funbytes = NULL;
funname = "anonymous";
}
jsdscript->lwscript =
LWDBG_GetScriptOfFunction(jsdscript->app,funname);
JS_Free(cx, funbytes);
/* also, make sure this file is added to filelist if is .js file */
if( HasFileExtention(raw_filename,"js") ||
HasFileExtention(raw_filename,"sjs") )
{
jsdlw_PreLoadSource(jsdc, jsdscript->app, raw_filename, JS_FALSE);
}
}
else
{
jsdscript->lwscript = LWDBG_GetCurrentTopLevelScript();
}
}
#endif
JS_INIT_CLIST(&jsdscript->hooks);
return jsdscript;
}
static JSDScript*
_newJSDScript(JSDContext* jsdc,
JSContext *cx,
JSScript *script,
JSFunction* function)
{
JSDScript* jsdscript;
uintN lineno;
const char* raw_filename;
JS_ASSERT(JSD_SCRIPTS_LOCKED(jsdc));
/* these are inlined javascript: urls and we can't handle them now */
lineno = (uintN) JS_GetScriptBaseLineNumber(cx, script);
if( lineno == 0 )
return NULL;
jsdscript = (JSDScript*) calloc(1, sizeof(JSDScript));
if( ! jsdscript )
return NULL;
raw_filename = JS_GetScriptFilename(cx,script);
JS_HashTableAdd(jsdc->scriptsTable, (void *)script, (void *)jsdscript);
JS_APPEND_LINK(&jsdscript->links, &jsdc->scripts);
jsdscript->jsdc = jsdc;
jsdscript->script = script;
jsdscript->function = function;
jsdscript->lineBase = lineno;
jsdscript->lineExtent = (uintN)NOT_SET_YET;
jsdscript->data = NULL;
#ifndef LIVEWIRE
jsdscript->url = (char*) jsd_BuildNormalizedURL(raw_filename);
#else
jsdscript->app = LWDBG_GetCurrentApp();
if( jsdscript->app && raw_filename )
{
jsdscript->url = jsdlw_BuildAppRelativeFilename(jsdscript->app, raw_filename);
if( function )
{
jsdscript->lwscript =
LWDBG_GetScriptOfFunction(jsdscript->app,
JS_GetFunctionName(function));
/* also, make sure this file is added to filelist if is .js file */
if( HasFileExtention(raw_filename,"js") ||
HasFileExtention(raw_filename,"sjs") )
{
jsdlw_PreLoadSource(jsdc, jsdscript->app, raw_filename, JS_FALSE);
}
}
else
{
jsdscript->lwscript = LWDBG_GetCurrentTopLevelScript();
}
}
#endif
JS_INIT_CLIST(&jsdscript->hooks);
return jsdscript;
}
JSBool make_js_land_proxy(JohnsonRuntime* runtime, VALUE value, jsval* retval)
{
jsval base_value = (jsval)JS_HashTableLookup(runtime->rbids, (void *)value);
JSContext * context = johnson_get_current_context(runtime);
PREPARE_JROOTS(context, 2);
jsval johnson = JSVAL_NULL;
JCHECK(evaluate_js_property_expression(runtime, "Johnson", &johnson));
JROOT(johnson);
if (base_value)
{
JCHECK(JS_CallFunctionName(context, johnson, "applyConversions", 1, &base_value, retval));
JRETURN;
}
else
{
JSObject *jsobj;
JSClass *klass = &JSLandProxyClass;
if (T_CLASS == TYPE(value)) klass = &JSLandClassProxyClass;
// FIXME: hack; should happen in Rubyland
if (T_STRUCT == TYPE(value))
rb_funcall(Johnson_SpiderMonkey_JSLandProxy(),
rb_intern("treat_all_properties_as_methods"), 1, value);
bool callable_p = Qtrue == rb_funcall(value,
rb_intern("respond_to?"), 1, rb_str_new2("call"));
if (callable_p)
klass = &JSLandCallableProxyClass;
JCHECK((jsobj = JS_NewObject(context, klass, NULL, NULL)));
JROOT(jsobj);
JCHECK(JS_SetPrivate(context, jsobj, (void*)value));
JCHECK(JS_DefineFunction(context, jsobj, "__noSuchMethod__", method_missing, 2, 0));
JCHECK(JS_DefineFunction(context, jsobj, "toArray", to_array, 0, 0));
JCHECK(JS_DefineFunction(context, jsobj, "toString", to_string, 0, 0));
base_value = OBJECT_TO_JSVAL(jsobj);
// root the ruby value for GC
VALUE ruby_runtime = (VALUE)JS_GetRuntimePrivate(runtime->js);
rb_funcall(ruby_runtime, rb_intern("add_gcthing"), 1, value);
jsval wrapped_value = JSVAL_NULL;
JCHECK(JS_CallFunctionName(context, johnson, "applyWrappers", 1, &base_value, &wrapped_value));
// put the proxy OID in the id map
JCHECK(JS_HashTableAdd(runtime->rbids, (void *)value, (void *)(wrapped_value)));
JCHECK(JS_CallFunctionName(context, johnson, "applyConversions", 1, &wrapped_value, retval));
JRETURN;
}
}