static JSBool js_getsize(JSContext *cx, uintN argc, jsval *arglist)
{
jsval *argv=JS_ARGV(cx, arglist);
JSObject* tmp_obj;
if(!JSVAL_IS_OBJECT(argv[0])) {
JS_ReportError(cx, "get_size() error! Parameter is not an object.");
return(JS_FALSE);
}
tmp_obj=JSVAL_TO_OBJECT(argv[0]);
if(!tmp_obj)
return(JS_FALSE);
JS_SET_RVAL(cx, arglist, DOUBLE_TO_JSVAL(JS_GetObjectTotalSize(cx, tmp_obj)));
return(JS_TRUE);
}
static size_t
GetAtomTotalSize(JSContext *cx, JSAtom *atom)
{
size_t nbytes;
nbytes = sizeof *atom;
if (ATOM_IS_STRING(atom)) {
nbytes += sizeof(JSString);
nbytes += (ATOM_TO_STRING(atom)->length + 1) * sizeof(jschar);
} else if (ATOM_IS_DOUBLE(atom)) {
nbytes += sizeof(jsdouble);
} else if (ATOM_IS_OBJECT(atom)) {
nbytes += JS_GetObjectTotalSize(cx, ATOM_TO_OBJECT(atom));
}
return nbytes;
}
JS_GetScriptTotalSize(JSContext *cx, JSScript *script)
{
size_t nbytes, pbytes;
JSObject *obj;
jsatomid i;
jssrcnote *sn, *notes;
JSTryNote *tn, *tnotes;
JSPrincipals *principals;
nbytes = sizeof *script;
obj = script->object;
if (obj)
nbytes += JS_GetObjectTotalSize(cx, obj);
nbytes += script->length * sizeof script->code[0];
nbytes += script->atomMap.length * sizeof script->atomMap.vector[0];
for (i = 0; i < script->atomMap.length; i++)
nbytes += GetAtomTotalSize(cx, script->atomMap.vector[i]);
if (script->filename)
nbytes += strlen(script->filename) + 1;
notes = script->notes;
if (notes) {
for (sn = notes; !SN_IS_TERMINATOR(sn); sn += SN_LENGTH(sn))
continue;
nbytes += (sn - notes + 1) * sizeof *sn;
}
tnotes = script->trynotes;
if (tnotes) {
for (tn = tnotes; tn->catchStart; tn++)
continue;
nbytes += (tn - tnotes + 1) * sizeof *tn;
}
principals = script->principals;
if (principals) {
JS_ASSERT(principals->refcount);
pbytes = sizeof *principals;
if (principals->refcount > 1)
pbytes = (pbytes + principals->refcount - 1) / principals->refcount;
nbytes += pbytes;
}
return nbytes;
}
JS_GetFunctionTotalSize(JSContext *cx, JSFunction *fun)
{
size_t nbytes, obytes;
JSObject *obj;
JSAtom *atom;
nbytes = sizeof *fun;
JS_ASSERT(fun->nrefs);
obj = fun->object;
if (obj) {
obytes = JS_GetObjectTotalSize(cx, obj);
if (fun->nrefs > 1)
obytes = (obytes + fun->nrefs - 1) / fun->nrefs;
nbytes += obytes;
}
if (fun->script)
nbytes += JS_GetScriptTotalSize(cx, fun->script);
atom = fun->atom;
if (atom)
nbytes += GetAtomTotalSize(cx, atom);
return nbytes;
}
