void
_gum_duk_push_native_pointer (duk_context * ctx,
gpointer address,
GumDukCore * core)
{
GumDukNativePointerImpl * ptr;
ptr = core->cached_native_pointers;
if (ptr != NULL)
{
core->cached_native_pointers = ptr->next;
duk_push_heapptr (ctx, ptr->object);
ptr->parent.value = address;
duk_push_global_stash (ctx);
duk_del_prop_string (ctx, -1, ptr->id);
duk_pop (ctx);
return;
}
duk_push_heapptr (ctx, core->native_pointer);
duk_push_pointer (ctx, address);
duk_new (ctx, 1);
}
static void duk__push_module_object(duk_context *ctx, const char *id, duk_bool_t main) {
duk_push_object(ctx);
/* Set this as the main module, if requested */
if (main) {
duk_push_global_stash(ctx);
duk_dup(ctx, -2);
duk_put_prop_string(ctx, -2, "\xff" "mainModule");
duk_pop(ctx);
}
/* Node.js uses the canonicalized filename of a module for both module.id
* and module.filename. We have no concept of a file system here, so just
* use the module ID for both values.
*/
duk_push_string(ctx, id);
duk_dup(ctx, -1);
duk_put_prop_string(ctx, -3, "filename");
duk_put_prop_string(ctx, -2, "id");
/* module.exports = {} */
duk_push_object(ctx);
duk_put_prop_string(ctx, -2, "exports");
/* module.loaded = false */
duk_push_false(ctx);
duk_put_prop_string(ctx, -2, "loaded");
/* module.require */
duk__push_require_function(ctx, id);
duk_put_prop_string(ctx, -2, "require");
}
Variant DuktapeScriptFunction::call(const std::vector<Variant> & args)
{
// Get function wrapper from stash
duk_push_global_stash(m_context);
duk_get_prop_index(m_context, -1, m_stashIndex);
// Push arguments
for (Variant var : args)
{
m_scriptBackend->pushToDukStack(var);
}
// Call function
duk_int_t error = duk_pcall(m_context, args.size());
// Check for error
if (error)
{
// Raise script exception
m_scriptBackend->m_scriptContext->scriptException(std::string(duk_safe_to_string(m_context, -1)));
duk_pop_2(m_context);
return Variant();
}
// Convert return value
Variant value = m_scriptBackend->fromDukStack(-1);
duk_pop_2(m_context);
return value;
}
void JSEventDispatcher::EndSendEvent(Context* context, Object* sender, StringHash eventType, VariantMap& eventData)
{
if (!jsEvents_.Contains(eventType))
return;
JSVM* vm = JSVM::GetJSVM(NULL);
if (!vm)
return;
duk_context* ctx = vm->GetJSContext();
duk_push_global_stash(ctx);
duk_get_prop_index(ctx, -1, JS_GLOBALSTASH_VARIANTMAP_CACHE);
duk_push_pointer(ctx, (void*) &eventData);
duk_get_prop(ctx, -2);
// If this issue is addressed, revisit this to simply remove
// the variantmap object from the cache, if the user explicitly
// keeps the event object alive in a local closure, that is allowed
// (though, will keep object properties from being GC'd)
// https://github.com/svaarala/duktape/issues/229
// Ok, this is unfortunate, in an event callback it is possible
// to capture the Proxy object which represents the event VariantMap
// in a function() {} closure, which will keep the event data alive
// until the function happens to be gc'd (it is a member of the eventhandler)
// which will leave things like scenes up if there was a P_SCENE event data
// member, etc
// So, we need to check if we have an object in the variant map cache
// and thense call it's delete property method on the Proxy, which will clear
// all the data (the proxy can still be alive as a captured local, though
// the members won't be held
// This all makes it that much more important that the pointer to eventData
// is consistent across entire event, otherwise references may be held
// see note above about: https://github.com/svaarala/duktape/issues/229
if (duk_is_object(ctx, -1))
{
// deletes all properties, thus freeing references, even if
// the variant map object is held onto by script (it will be invalid, post
// event send)
// see JSAPI.cpp variantmap_property_deleteproperty
duk_del_prop_index(ctx, -1, 0);
duk_push_pointer(ctx, (void*) &eventData);
duk_push_undefined(ctx);
// clear the variant map object from the cache
duk_put_prop(ctx, -4);
}
duk_pop_3(ctx);
}
void test(duk_context *ctx) {
printf("top: %d\n", duk_get_top(ctx));
duk_push_global_stash(ctx);
printf("top: %d\n", duk_get_top(ctx));
duk_push_int(ctx, 123);
duk_put_prop_string(ctx, -2, "myvalue");
duk_pop(ctx);
printf("top: %d\n", duk_get_top(ctx));
duk_push_global_stash(ctx);
duk_get_prop_string(ctx, -1, "myvalue");
printf("value: %d\n", duk_get_int(ctx, -1));
duk_pop(ctx);
duk_pop(ctx);
printf("top: %d\n", duk_get_top(ctx));
}
void duk_module_node_init(duk_context *ctx) {
/*
* Stack: [ ... options ] => [ ... ]
*/
duk_idx_t options_idx;
duk_require_object_coercible(ctx, -1); /* error before setting up requireCache */
options_idx = duk_require_normalize_index(ctx, -1);
/* Initialize the require cache to a fresh object. */
duk_push_global_stash(ctx);
duk_push_bare_object(ctx);
duk_put_prop_string(ctx, -2, "\xff" "requireCache");
duk_pop(ctx);
/* Stash callbacks for later use. User code can overwrite them later
* on directly by accessing the global stash.
*/
duk_push_global_stash(ctx);
duk_get_prop_string(ctx, options_idx, "resolve");
duk_require_function(ctx, -1);
duk_put_prop_string(ctx, -2, "\xff" "modResolve");
duk_get_prop_string(ctx, options_idx, "load");
duk_require_function(ctx, -1);
duk_put_prop_string(ctx, -2, "\xff" "modLoad");
duk_pop(ctx);
/* Stash main module. */
duk_push_global_stash(ctx);
duk_push_undefined(ctx);
duk_put_prop_string(ctx, -2, "\xff" "mainModule");
duk_pop(ctx);
/* register `require` as a global function. */
duk_push_global_object(ctx);
duk_push_string(ctx, "require");
duk__push_require_function(ctx, "");
duk_def_prop(ctx, -3, DUK_DEFPROP_HAVE_VALUE |
DUK_DEFPROP_SET_WRITABLE |
DUK_DEFPROP_SET_CONFIGURABLE);
duk_pop(ctx);
duk_pop(ctx); /* pop argument */
}
static tic_machine* getDukMachine(duk_context* duk)
{
duk_push_global_stash(duk);
duk_get_prop_string(duk, -1, TicMachine);
tic_machine* machine = duk_to_pointer(duk, -1);
duk_pop_2(duk);
return machine;
}
static int init_binding_worker(duk_context *ctx) {
duk_push_global_stash(ctx);
duk_push_object(ctx);
duk_put_prop_string(ctx, -2, "comoWorkersCallBack");
duk_pop(ctx);
duk_push_object(ctx);
duk_put_function_list(ctx, -1, como_worker_funcs);
return 1;
}
static void duk__push_require_function(duk_context *ctx, const char *id) {
duk_push_c_function(ctx, duk__handle_require, 1);
duk_push_string(ctx, "name");
duk_push_string(ctx, "require");
duk_def_prop(ctx, -3, DUK_DEFPROP_HAVE_VALUE);
duk_push_string(ctx, id);
duk_put_prop_string(ctx, -2, "\xff" "moduleId");
/* require.cache */
duk_push_global_stash(ctx);
(void) duk_get_prop_string(ctx, -1, "\xff" "requireCache");
duk_put_prop_string(ctx, -3, "cache");
duk_pop(ctx);
/* require.main */
duk_push_global_stash(ctx);
(void) duk_get_prop_string(ctx, -1, "\xff" "mainModule");
duk_put_prop_string(ctx, -3, "main");
duk_pop(ctx);
}
static duk_bool_t duk__get_cached_module(duk_context *ctx, const char *id) {
duk_push_global_stash(ctx);
(void) duk_get_prop_string(ctx, -1, "\xff" "requireCache");
if (duk_get_prop_string(ctx, -1, id)) {
duk_remove(ctx, -2);
duk_remove(ctx, -2);
return 1;
} else {
duk_pop_3(ctx);
return 0;
}
}
DuktapeContext::DuktapeContext(JavaVM* javaVM)
: m_context(duk_create_heap(nullptr, nullptr, nullptr, nullptr, fatalErrorHandler))
, m_objectType(m_javaValues.getObjectType(getEnvFromJavaVM(javaVM))) {
if (!m_context) {
throw std::bad_alloc();
}
// Stash the JVM object in the context, so we can find our way back from a Duktape C callback.
duk_push_global_stash(m_context);
duk_push_pointer(m_context, javaVM);
duk_put_prop_string(m_context, -2, JAVA_VM_PROP_NAME);
duk_pop(m_context);
}
static BindingInfo * GetBinding( duk_context * ctx )
{
duk_push_global_stash( ctx );
duk_get_prop_string( ctx, -1, DUKBIND_BINDING_NAME );
duk_size_t buffer_size;
void * buffer = duk_to_buffer( ctx, -1, &buffer_size);
dukbind_assert( buffer_size == sizeof( BindingInfo * ), "Invalid buffer size" );
duk_pop_2( ctx );
return *reinterpret_cast<BindingInfo**>( buffer );
}
static int _worker_dispatch_cb (evHandle *handle){
comoWorker *worker = handle->data;
duk_context *ctx = worker->Mainctx;
mtx_lock(&worker->mtx);
QUEUE *q;
while ( !QUEUE_EMPTY(&worker->queueOut) ){
q = QUEUE_HEAD(&(worker)->queueOut);
QUEUE_REMOVE(q);
comoQueue *queue = QUEUE_DATA(q, comoQueue, queue);
if (worker->destroy != 0){
goto FREE;
}
duk_push_heapptr(ctx, worker->self);
if (duk_get_type(ctx, -1) != DUK_TYPE_OBJECT){
dump_stack(ctx, "DUK");
assert(0);
}
como_push_worker_value(ctx, queue);
duk_call(ctx, 1);
duk_pop(ctx);
FREE :
/* free except in case of pointers */
if (queue->data != NULL && queue->type != DUK_TYPE_POINTER){
free(queue->data);
}
free(queue);
}
mtx_unlock(&worker->mtx);
if (worker->destroy == 2){
duk_push_global_stash(ctx);
duk_get_prop_string(ctx, -1, "comoWorkersCallBack");
duk_push_number(ctx, (double) handle->id);
duk_del_prop(ctx, -2);
handle_close(handle);
free(worker);
}
return 0;
}
/* Place a `module` object on the top of the value stack into the require cache
* based on its `.id` property. As a convenience to the caller, leave the
* object on top of the value stack afterwards.
*/
static void duk__put_cached_module(duk_context *ctx) {
/* [ ... module ] */
duk_push_global_stash(ctx);
(void) duk_get_prop_string(ctx, -1, "\xff" "requireCache");
duk_dup(ctx, -3);
/* [ ... module stash req_cache module ] */
(void) duk_get_prop_string(ctx, -1, "id");
duk_dup(ctx, -2);
duk_put_prop(ctx, -4);
duk_pop_3(ctx); /* [ ... module ] */
}
void duk_module_duktape_init(duk_context *ctx) {
/* Stash 'Duktape' in case it's modified. */
duk_push_global_stash(ctx);
duk_get_global_string(ctx, "Duktape");
duk_put_prop_string(ctx, -2, "\xff" "module:Duktape");
duk_pop(ctx);
/* Register `require` as a global function. */
duk_eval_string(ctx,
"(function(req){"
"var D=Object.defineProperty;"
"D(req,'name',{value:'require'});"
"D(this,'require',{value:req,writable:true,configurable:true});"
"D(Duktape,'modLoaded',{value:Object.create(null),writable:true,configurable:true});"
"})");
duk_push_c_function(ctx, duk__require, 1 /*nargs*/);
duk_call(ctx, 1);
duk_pop(ctx);
}
void GCObjectPool::removeList() {
Isolate *isolate = Isolate::GetCurrent();
duk_context *ctx = isolate->GetDukContext();
// Get the "refs" array in the heap stash
duk_push_global_stash(ctx);
duk_get_prop_string(ctx, -1, "__object_list");
duk_remove(ctx, -2);
// scopeList[scopeIndex] = scopeList[0]
duk_get_prop_index(ctx, -1, 0); // <scopeList> <scopeList[0]>
duk_put_prop_index(ctx, -2, (duk_uarridx_t) list_idx_);
// scopeList[0] = scopeIndex
duk_push_int(ctx, list_idx_); // <scopeList> <scopeIndex>
duk_put_prop_index(ctx, -2, 0); // <scopeList>
duk_pop(ctx); //
}
static int duk_disasm(RAsm *a, RAsmOp *op, const ut8 *buf, int len) {
int res = 0, res2 = 0;
const char *opstr = NULL;
ut8 *b = a->cur->user;
duk_push_global_stash (ctx);
duk_dup (ctx, 0); /* timer callback */
duk_get_prop_string (ctx, -2, "disfun");
b = a->cur->user = duk_require_tval (ctx, -1);
// pushBuffer (buf, len);
if (duk_is_callable(ctx, -1)) {
int i;
// duk_push_string (ctx, "TODO 2");
pushBuffer (buf, len);
duk_call (ctx, 1);
// [ size, str ]
for (i = 0; i<3; i++) {
duk_dup_top (ctx);
duk_get_prop_index (ctx, -1, i);
if (duk_is_number (ctx, -1)) {
if (res)
res2 = duk_to_number (ctx, -1);
else
res2 = res = duk_to_number (ctx, -1);
} else if (duk_is_string (ctx, -1)) {
if (!opstr) {
opstr = duk_to_string (ctx, -1);
}
}
duk_pop (ctx);
}
} else {
eprintf ("[:(] Is not a function %02x %02x\n", b[0],b[1]);
}
// fill op struct
op->size = res;
if (!opstr) opstr = "invalid";
strncpy (op->buf_asm, opstr, sizeof (op->buf_asm));
r_hex_bin2str (buf, op->size, op->buf_hex);
return res2;
}
void
_gum_duk_protect (duk_context * ctx,
GumDukHeapPtr object)
{
gchar name[32];
duk_uint_t ref_count;
if (object == NULL)
return;
sprintf (name, "protected_%p", object);
duk_push_global_stash (ctx);
duk_get_prop_string (ctx, -1, name);
if (duk_is_undefined (ctx, -1))
{
duk_pop (ctx);
duk_push_object (ctx);
duk_push_heapptr (ctx, object);
duk_put_prop_string (ctx, -2, "o");
ref_count = 1;
duk_push_uint (ctx, ref_count);
duk_put_prop_string (ctx, -2, "n");
duk_put_prop_string (ctx, -2, name);
}
else
{
duk_get_prop_string (ctx, -1, "n");
ref_count = duk_get_uint (ctx, -1);
duk_pop (ctx);
ref_count++;
duk_push_uint (ctx, ref_count);
duk_put_prop_string (ctx, -2, "n");
duk_pop (ctx);
}
duk_pop (ctx);
}
static void initDuktape(tic_machine* machine)
{
closeJavascript((tic_mem*)machine);
duk_context* duk = machine->js = duk_create_heap(NULL, NULL, NULL, machine, NULL);
{
duk_push_global_stash(duk);
duk_push_pointer(duk, machine);
duk_put_prop_string(duk, -2, TicMachine);
duk_pop(duk);
}
for (s32 i = 0; i < COUNT_OF(ApiFunc); i++)
if (ApiFunc[i].func)
{
duk_push_c_function(machine->js, ApiFunc[i].func, ApiFunc[i].params);
duk_put_global_string(machine->js, ApiKeywords[i]);
}
}
int UI_DebugGetUIKeepAliveCount(duk_context* ctx)
{
duk_push_global_stash(ctx);
duk_get_prop_string(ctx, -1, "__jsui_widgetkeepalive");
duk_enum(ctx, -1, DUK_ENUM_OWN_PROPERTIES_ONLY);
double count = 0;
while (duk_next(ctx, -1 , 0)) {
duk_pop(ctx); /* pop_key */
count++;
}
duk_pop_n(ctx, 3); /* pop enum object, keep alive object, and stash */
duk_push_number(ctx, count);
return 1;
}
void GlobalStash::RemoveObject(int index) {
if (!index) return;
Isolate *isolate = Isolate::GetCurrent();
duk_context *ctx = isolate->GetDukContext();
// Get the "refs" array in the heap stash
duk_push_global_stash(ctx);
duk_get_prop_string(ctx, -1, name_);
duk_remove(ctx, -2);
// scopeList[scopeIndex] = scopeList[0]
duk_get_prop_index(ctx, -1, 0); // <scopeList> <scopeList[0]>
duk_put_prop_index(ctx, -2, (duk_uarridx_t) index);
// scopeList[0] = scopeIndex
duk_push_int(ctx, index); // <scopeList> <scopeIndex>
duk_put_prop_index(ctx, -2, 0); // <scopeList>
duk_pop(ctx); //
}
void GCObjectPool::addNewList() {
Isolate *isolate = Isolate::GetCurrent();
duk_context *ctx = isolate->GetDukContext();
// Get the "refs" array in the heap stash
duk_push_global_stash(ctx);
duk_get_prop_string(ctx, -1, "__object_list");
duk_remove(ctx, -2);
int type = duk_get_type(ctx, -1);
int freeSlot;
// freeSlot = scopeList[0]
duk_get_prop_index(ctx, -1, 0); // <scopeList> <scopeList[0]>
freeSlot = duk_get_int(ctx, -1);
duk_pop(ctx); // <scopeList>
if (freeSlot != 0) {
// scopeList[0] = scopeList[freeSlot]
duk_get_prop_index(ctx, -1, (duk_uarridx_t) freeSlot); // <scopeList> <scopeList[freeSlot]>
duk_put_prop_index(ctx, -2, 0); // <scopeList>
} else {
// freeSlot = scopeList.length;
freeSlot = (int) duk_get_length(ctx, -1);
}
duk_push_array(ctx);
list_ptr_ = duk_get_heapptr(ctx, -1); // <scopeList> <scope>
// scopeList[freeSlot] = scope
duk_put_prop_index(ctx, -2, (duk_uarridx_t) freeSlot); // <scopeList>
// Remove the refs array from the stack.
duk_pop(ctx); //
list_idx_ = freeSlot;
}
int GlobalStash::AddObject(void *ptr) {
Isolate *isolate = Isolate::GetCurrent();
duk_context *ctx = isolate->GetDukContext();
// Get the "refs" array in the heap stash
duk_push_global_stash(ctx);
duk_get_prop_string(ctx, -1, name_);
duk_remove(ctx, -2);
int type = duk_get_type(ctx, -1);
int freeSlot;
// freeSlot = scopeList[0]
duk_get_prop_index(ctx, -1, 0); // <scopeList> <scopeList[0]>
freeSlot = duk_get_int(ctx, -1);
duk_pop(ctx); // <scopeList>
if (freeSlot != 0) {
// scopeList[0] = scopeList[freeSlot]
duk_get_prop_index(ctx, -1, (duk_uarridx_t) freeSlot); // <scopeList> <scopeList[freeSlot]>
duk_put_prop_index(ctx, -2, 0); // <scopeList>
} else {
// freeSlot = scopeList.length;
freeSlot = (int) duk_get_length(ctx, -1);
}
duk_push_heapptr(ctx, ptr); // <scopeList> <scope>
// scopeList[freeSlot] = scope
duk_put_prop_index(ctx, -2, (duk_uarridx_t) freeSlot); // <scopeList>
// Remove the refs array from the stack.
duk_pop(ctx); //
return freeSlot;
}
GlobalStash::GlobalStash(const char *name) : name_(name) {
Isolate *isolate = Isolate::GetCurrent();
duk_context *ctx = isolate->GetDukContext();
// 每个 global 对象对应一个 stash 对象
duk_push_global_stash(ctx);
duk_get_prop_string(ctx, -1, name_);
if (duk_is_undefined(ctx, -1)) {
duk_pop(ctx);
// Create a new array with one `0` at index `0`.
duk_push_array(ctx);
duk_push_int(ctx, 0);
duk_put_prop_index(ctx, -2, 0);
// Store it as "name_" in the heap stash
duk_put_prop_string(ctx, -2, name_);
} else {
duk_pop(ctx);
}
duk_pop(ctx);
}
static int duk_assemble(RAsm *a, RAsmOp *op, const char *str) {
int i, res = 0;
// call myasm function if available
duk_push_global_stash (ctx);
duk_dup (ctx, 0); /* timer callback */
duk_get_prop_string (ctx, -2, "asmfun");
a->cur->user = duk_require_tval (ctx, -1);
if (duk_is_callable(ctx, -1)) {
duk_push_string (ctx, str);
duk_call (ctx, 1);
// [ array of bytes ]
//duk_dup_top (ctx);
res = duk_get_length (ctx, -1);
op->size = res;
for (i=0; i<res; i++) {
duk_dup_top (ctx);
duk_get_prop_index (ctx, -2, i);
op->buf[i] = duk_to_int (ctx, -1);
}
}
if (res<1)
res = -1;
return res;
}
void GCObjectPool::EnsureObjectList() {
Isolate *isolate = Isolate::GetCurrent();
duk_context *ctx = isolate->GetDukContext();
// 每个 global 对象对应一个 stash 对象
duk_push_global_stash(ctx);
duk_get_prop_string(ctx, -1, "__object_list");
if (duk_is_undefined(ctx, -1)) {
duk_pop(ctx);
// Create a new array with one `0` at index `0`.
duk_push_array(ctx);
duk_push_int(ctx, 0);
duk_put_prop_index(ctx, -2, 0);
duk_dup_top(ctx);
// Store it as "name_" in the heap stash
duk_put_prop_string(ctx, -3, "__object_list");
}
duk_pop_2(ctx);
}
void AJS_RegisterMsgFunctions(AJ_BusAttachment* bus, duk_context* ctx, duk_idx_t ajIdx)
{
duk_idx_t objIdx;
duk_push_c_function(ctx, NativeBroadcastSignal, 2);
duk_put_prop_string(ctx, ajIdx, "signal");
duk_push_global_stash(ctx);
/*
* Push and initialized the peerProto object
*/
objIdx = duk_push_object(ctx);
duk_put_number_list(ctx, objIdx, peer_native_numbers);
AJS_PutFunctionList(ctx, objIdx, peer_native_functions, TRUE);
/*
* Finalizer function called when the object is deleted
*/
AJS_RegisterFinalizer(ctx, objIdx, NativeServiceObjectFinalizer);
/*
* Give the object a name
*/
duk_put_prop_string(ctx, -2, "peerProto");
duk_pop(ctx);
}
static duk_ret_t test_func(duk_context *ctx, void *udata) {
(void) udata;
if (ctx) {
printf("dummy - return here\n"); fflush(stdout);
return 0;
}
/* Up-to-date for Duktape 1.3.0, alphabetical order:
* $ cd website/api; ls *.yaml
*/
(void) duk_alloc_raw(ctx, 0);
(void) duk_alloc(ctx, 0);
(void) duk_base64_decode(ctx, 0);
(void) duk_base64_encode(ctx, 0);
(void) duk_buffer_to_string(ctx, 0);
(void) duk_call_method(ctx, 0);
(void) duk_call_prop(ctx, 0, 0);
(void) duk_call(ctx, 0);
(void) duk_char_code_at(ctx, 0, 0);
(void) duk_check_stack_top(ctx, 0);
(void) duk_check_stack(ctx, 0);
(void) duk_check_type_mask(ctx, 0, 0);
(void) duk_check_type(ctx, 0, 0);
(void) duk_compact(ctx, 0);
(void) duk_compile_lstring_filename(ctx, 0, "dummy", 0);
(void) duk_compile_lstring(ctx, 0, "dummy", 0);
(void) duk_compile_string_filename(ctx, 0, "dummy");
(void) duk_compile_string(ctx, 0, "dummy");
(void) duk_compile(ctx, 0);
(void) duk_concat(ctx, 0);
(void) duk_config_buffer(ctx, 0, NULL, 0);
(void) duk_copy(ctx, 0, 0);
(void) duk_create_heap_default();
(void) duk_create_heap(NULL, NULL, NULL, NULL, NULL);
(void) duk_debugger_attach(ctx, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
(void) duk_debugger_cooperate(ctx);
(void) duk_debugger_detach(ctx);
(void) duk_debugger_notify(ctx, 0);
(void) duk_debugger_pause(ctx);
(void) duk_decode_string(ctx, 0, NULL, NULL);
(void) duk_def_prop(ctx, 0, 0);
(void) duk_del_prop_index(ctx, 0, 0);
(void) duk_del_prop_string(ctx, 0, "dummy");
(void) duk_del_prop(ctx, 0);
(void) duk_destroy_heap(ctx);
(void) duk_dump_function(ctx);
(void) duk_dup_top(ctx);
(void) duk_dup(ctx, 0);
(void) duk_enum(ctx, 0, 0);
(void) duk_equals(ctx, 0, 0);
duk_error_va(ctx, 0, NULL, NULL);
duk_error(ctx, 0, "dummy"); /* (void) cast won't work without variadic macros */
(void) duk_eval_lstring_noresult(ctx, "dummy", 0);
(void) duk_eval_lstring(ctx, "dummy", 0);
(void) duk_eval_noresult(ctx);
(void) duk_eval_string_noresult(ctx, "dummy");
(void) duk_eval_string(ctx, "dummy");
(void) duk_eval(ctx);
(void) duk_fatal(ctx, "dummy");
(void) duk_free_raw(ctx, NULL);
(void) duk_free(ctx, NULL);
(void) duk_gc(ctx, 0);
(void) duk_get_boolean(ctx, 0);
(void) duk_get_buffer_data(ctx, 0, NULL);
(void) duk_get_buffer(ctx, 0, NULL);
(void) duk_get_c_function(ctx, 0);
(void) duk_get_context(ctx, 0);
(void) duk_get_current_magic(ctx);
(void) duk_get_error_code(ctx, 0);
(void) duk_get_finalizer(ctx, 0);
(void) duk_get_global_string(ctx, 0);
(void) duk_get_heapptr(ctx, 0);
(void) duk_get_int(ctx, 0);
(void) duk_get_length(ctx, 0);
(void) duk_get_lstring(ctx, 0, NULL);
(void) duk_get_magic(ctx, 0);
(void) duk_get_memory_functions(ctx, NULL);
(void) duk_get_number(ctx, 0);
(void) duk_get_pointer(ctx, 0);
(void) duk_get_prop_index(ctx, 0, 0);
(void) duk_get_prop_string(ctx, 0, "dummy");
(void) duk_get_prop(ctx, 0);
(void) duk_get_prototype(ctx, 0);
(void) duk_get_string(ctx, 0);
(void) duk_get_top_index(ctx);
(void) duk_get_top(ctx);
(void) duk_get_type_mask(ctx, 0);
(void) duk_get_type(ctx, 0);
(void) duk_get_uint(ctx, 0);
(void) duk_has_prop_index(ctx, 0, 0);
(void) duk_has_prop_string(ctx, 0, "dummy");
(void) duk_has_prop(ctx, 0);
(void) duk_hex_decode(ctx, 0);
(void) duk_hex_encode(ctx, 0);
(void) duk_insert(ctx, 0);
(void) duk_instanceof(ctx, 0, 0);
(void) duk_is_array(ctx, 0);
(void) duk_is_boolean(ctx, 0);
(void) duk_is_bound_function(ctx, 0);
(void) duk_is_buffer(ctx, 0);
(void) duk_is_callable(ctx, 0);
(void) duk_is_c_function(ctx, 0);
(void) duk_is_constructor_call(ctx);
(void) duk_is_dynamic_buffer(ctx, 0);
(void) duk_is_ecmascript_function(ctx, 0);
(void) duk_is_error(ctx, 0);
(void) duk_is_eval_error(ctx, 0);
(void) duk_is_fixed_buffer(ctx, 0);
(void) duk_is_function(ctx, 0);
(void) duk_is_lightfunc(ctx, 0);
(void) duk_is_nan(ctx, 0);
(void) duk_is_null_or_undefined(ctx, 0);
(void) duk_is_null(ctx, 0);
(void) duk_is_number(ctx, 0);
(void) duk_is_object_coercible(ctx, 0);
(void) duk_is_object(ctx, 0);
(void) duk_is_pointer(ctx, 0);
(void) duk_is_primitive(ctx, 0);
(void) duk_is_range_error(ctx, 0);
(void) duk_is_reference_error(ctx, 0);
(void) duk_is_strict_call(ctx);
(void) duk_is_string(ctx, 0);
(void) duk_is_syntax_error(ctx, 0);
(void) duk_is_thread(ctx, 0);
(void) duk_is_type_error(ctx, 0);
(void) duk_is_undefined(ctx, 0);
(void) duk_is_uri_error(ctx, 0);
(void) duk_is_valid_index(ctx, 0);
(void) duk_join(ctx, 0);
(void) duk_json_decode(ctx, 0);
(void) duk_json_encode(ctx, 0);
(void) duk_load_function(ctx);
(void) duk_map_string(ctx, 0, NULL, NULL);
(void) duk_new(ctx, 0);
(void) duk_next(ctx, 0, 0);
(void) duk_normalize_index(ctx, 0);
(void) duk_pcall_method(ctx, 0);
(void) duk_pcall_prop(ctx, 0, 0);
(void) duk_pcall(ctx, 0);
(void) duk_pcompile_lstring_filename(ctx, 0, "dummy", 0);
(void) duk_pcompile_lstring(ctx, 0, "dummy", 0);
(void) duk_pcompile_string_filename(ctx, 0, "dummy");
(void) duk_pcompile_string(ctx, 0, "dummy");
(void) duk_pcompile(ctx, 0);
(void) duk_peval_lstring_noresult(ctx, "dummy", 0);
(void) duk_peval_lstring(ctx, "dummy", 0);
(void) duk_peval_noresult(ctx);
(void) duk_peval_string_noresult(ctx, "dummy");
(void) duk_peval_string(ctx, "dummy");
(void) duk_peval(ctx);
(void) duk_pnew(ctx, 0);
(void) duk_pop_2(ctx);
(void) duk_pop_3(ctx);
(void) duk_pop_n(ctx, 0);
(void) duk_pop(ctx);
(void) duk_push_array(ctx);
(void) duk_push_boolean(ctx, 0);
(void) duk_push_buffer_object(ctx, 0, 0, 0, 0);
(void) duk_push_buffer(ctx, 0, 0);
(void) duk_push_c_function(ctx, NULL, 0);
(void) duk_push_c_lightfunc(ctx, NULL, 0, 0, 0);
(void) duk_push_context_dump(ctx);
(void) duk_push_current_function(ctx);
(void) duk_push_current_thread(ctx);
(void) duk_push_dynamic_buffer(ctx, 0);
(void) duk_push_error_object_va(ctx, 0, NULL, NULL);
(void) duk_push_error_object(ctx, 0, "dummy");
(void) duk_push_external_buffer(ctx);
(void) duk_push_false(ctx);
(void) duk_push_fixed_buffer(ctx, 0);
(void) duk_push_global_object(ctx);
(void) duk_push_global_stash(ctx);
(void) duk_push_heap_stash(ctx);
(void) duk_push_heapptr(ctx, NULL);
(void) duk_push_int(ctx, 0);
(void) duk_push_lstring(ctx, "dummy", 0);
(void) duk_push_nan(ctx);
(void) duk_push_null(ctx);
(void) duk_push_number(ctx, 0.0);
(void) duk_push_object(ctx);
(void) duk_push_pointer(ctx, NULL);
(void) duk_push_sprintf(ctx, "dummy");
(void) duk_push_string(ctx, "dummy");
(void) duk_push_this(ctx);
(void) duk_push_thread_new_globalenv(ctx);
(void) duk_push_thread_stash(ctx, NULL);
(void) duk_push_thread(ctx);
(void) duk_push_true(ctx);
(void) duk_push_uint(ctx, 0);
(void) duk_push_undefined(ctx);
(void) duk_push_vsprintf(ctx, "dummy", NULL);
(void) duk_put_function_list(ctx, 0, NULL);
(void) duk_put_global_string(ctx, NULL);
(void) duk_put_number_list(ctx, 0, NULL);
(void) duk_put_prop_index(ctx, 0, 0);
(void) duk_put_prop_string(ctx, 0, "dummy");
(void) duk_put_prop(ctx, 0);
(void) duk_realloc_raw(ctx, NULL, 0);
(void) duk_realloc(ctx, NULL, 0);
(void) duk_remove(ctx, 0);
(void) duk_replace(ctx, 0);
(void) duk_require_boolean(ctx, 0);
(void) duk_require_buffer_data(ctx, 0, NULL);
(void) duk_require_buffer(ctx, 0, NULL);
(void) duk_require_c_function(ctx, 0);
(void) duk_require_callable(ctx, 0);
(void) duk_require_context(ctx, 0);
(void) duk_require_function(ctx, 0);
(void) duk_require_heapptr(ctx, 0);
(void) duk_require_int(ctx, 0);
(void) duk_require_lstring(ctx, 0, NULL);
(void) duk_require_normalize_index(ctx, 0);
(void) duk_require_null(ctx, 0);
(void) duk_require_number(ctx, 0);
(void) duk_require_object_coercible(ctx, 0);
(void) duk_require_pointer(ctx, 0);
(void) duk_require_stack_top(ctx, 0);
(void) duk_require_stack(ctx, 0);
(void) duk_require_string(ctx, 0);
(void) duk_require_top_index(ctx);
(void) duk_require_type_mask(ctx, 0, 0);
(void) duk_require_uint(ctx, 0);
(void) duk_require_undefined(ctx, 0);
(void) duk_require_valid_index(ctx, 0);
(void) duk_resize_buffer(ctx, 0, 0);
(void) duk_safe_call(ctx, NULL, NULL, 0, 0);
(void) duk_safe_to_lstring(ctx, 0, NULL);
(void) duk_safe_to_string(ctx, 0);
(void) duk_set_finalizer(ctx, 0);
(void) duk_set_global_object(ctx);
(void) duk_set_magic(ctx, 0, 0);
(void) duk_set_prototype(ctx, 0);
(void) duk_set_top(ctx, 0);
(void) duk_steal_buffer(ctx, 0, NULL);
(void) duk_strict_equals(ctx, 0, 0);
(void) duk_substring(ctx, 0, 0, 0);
(void) duk_swap_top(ctx, 0);
(void) duk_swap(ctx, 0, 0);
(void) duk_throw(ctx);
(void) duk_to_boolean(ctx, 0);
(void) duk_to_buffer(ctx, 0, NULL);
(void) duk_to_defaultvalue(ctx, 0, 0);
(void) duk_to_dynamic_buffer(ctx, 0, NULL);
(void) duk_to_fixed_buffer(ctx, 0, NULL);
(void) duk_to_int32(ctx, 0);
(void) duk_to_int(ctx, 0);
(void) duk_to_lstring(ctx, 0, NULL);
(void) duk_to_null(ctx, 0);
(void) duk_to_number(ctx, 0);
(void) duk_to_object(ctx, 0);
(void) duk_to_pointer(ctx, 0);
(void) duk_to_primitive(ctx, 0, 0);
(void) duk_to_string(ctx, 0);
(void) duk_to_uint16(ctx, 0);
(void) duk_to_uint32(ctx, 0);
(void) duk_to_uint(ctx, 0);
(void) duk_to_undefined(ctx, 0);
(void) duk_trim(ctx, 0);
(void) duk_xcopy_top(ctx, NULL, 0);
(void) duk_xmove_top(ctx, NULL, 0);
printf("never here\n"); fflush(stdout);
return 0;
}
static duk_ret_t test_basic(duk_context *ctx) {
duk_idx_t i, n;
void *ptr;
void *p1, *p2, *p3;
duk_int_t ret;
duk_push_undefined(ctx);
duk_push_null(ctx);
duk_push_boolean(ctx, 1);
duk_push_number(ctx, 123.0);
duk_push_string(ctx, "test string");
duk_eval_string(ctx, "({ foo: 'bar' })");
duk_eval_string(ctx, "Duktape.dec('hex', 'deadbeef');"); /* buffer */
/* Print pointer NULL/non-NULL */
n = duk_get_top(ctx);
for (i = 0; i < n + 1; i++) {
/* Note: access i == n on purpose (invalid index) */
ptr = duk_get_heapptr(ctx, i);
printf("top: %ld\n", (long) duk_get_top(ctx));
printf("idx %ld: type %ld, duk_get_heapptr() -> %s\n",
(long) i, (long) duk_get_type(ctx, i), (ptr ? "non-NULL" : "NULL"));
duk_push_uint(ctx, (duk_uint_t) i);
ret = duk_safe_call(ctx, raw_require_heapptr, 1 /*nargs*/, 1 /*nrets*/);
if (ret == DUK_EXEC_SUCCESS) {
;
} else {
printf("idx %ld: type %ld, duk_require_heapptr() -> %s\n",
(long) i, (long) duk_get_type(ctx, i), duk_safe_to_string(ctx, -1));
}
duk_pop(ctx);
}
/* Write the values to the global stash to simulate whatever
* reachability mechanisms user code uses.
*/
n = duk_get_top(ctx);
duk_push_global_stash(ctx);
for (i = 0; i < n; i++) {
duk_dup(ctx, i);
duk_put_prop_index(ctx, -2, (duk_uarridx_t) i);
}
/* Get borrowed references */
p1 = duk_get_heapptr(ctx, 4);
p2 = duk_get_heapptr(ctx, 5);
p3 = duk_get_heapptr(ctx, 6);
/* Erase value stack, simulating user code moving on and relying on
* stashed values keeping the target values reachable. Force a GC
* for good measure.
*/
duk_set_top(ctx, 0);
duk_gc(ctx, 0);
/* Push the values back one by one and test that they're intact. */
duk_eval_string(ctx, "(function (v) { print(Duktape.enc('jx', v)); })");
duk_dup_top(ctx);
duk_push_heapptr(ctx, p1);
duk_call(ctx, 1);
duk_pop(ctx);
duk_dup_top(ctx);
duk_push_heapptr(ctx, p2);
duk_call(ctx, 1);
duk_pop(ctx);
duk_dup_top(ctx);
duk_push_heapptr(ctx, p3);
duk_call(ctx, 1);
duk_pop(ctx);
duk_dup_top(ctx);
duk_push_heapptr(ctx, NULL);
duk_call(ctx, 1);
duk_pop(ctx);
duk_pop(ctx);
/* Done. */
printf("final top: %ld\n", (long) duk_get_top(ctx));
return 0;
}
static duk_ret_t duk__handle_require(duk_context *ctx) {
/*
* Value stack handling here is a bit sloppy but should be correct.
* Call handling will clean up any extra garbage for us.
*/
const char *id;
const char *parent_id;
duk_idx_t module_idx;
duk_idx_t stash_idx;
duk_int_t ret;
duk_push_global_stash(ctx);
stash_idx = duk_normalize_index(ctx, -1);
duk_push_current_function(ctx);
(void) duk_get_prop_string(ctx, -1, "\xff" "moduleId");
parent_id = duk_require_string(ctx, -1);
(void) parent_id; /* not used directly; suppress warning */
/* [ id stash require parent_id ] */
id = duk_require_string(ctx, 0);
(void) duk_get_prop_string(ctx, stash_idx, "\xff" "modResolve");
duk_dup(ctx, 0); /* module ID */
duk_dup(ctx, -3); /* parent ID */
duk_call(ctx, 2);
/* [ ... stash ... resolved_id ] */
id = duk_require_string(ctx, -1);
if (duk__get_cached_module(ctx, id)) {
goto have_module; /* use the cached module */
}
duk__push_module_object(ctx, id, 0 /*main*/);
duk__put_cached_module(ctx); /* module remains on stack */
/*
* From here on out, we have to be careful not to throw. If it can't be
* avoided, the error must be caught and the module removed from the
* require cache before rethrowing. This allows the application to
* reattempt loading the module.
*/
module_idx = duk_normalize_index(ctx, -1);
/* [ ... stash ... resolved_id module ] */
(void) duk_get_prop_string(ctx, stash_idx, "\xff" "modLoad");
duk_dup(ctx, -3); /* resolved ID */
(void) duk_get_prop_string(ctx, module_idx, "exports");
duk_dup(ctx, module_idx);
ret = duk_pcall(ctx, 3);
if (ret != DUK_EXEC_SUCCESS) {
duk__del_cached_module(ctx, id);
duk_throw(ctx); /* rethrow */
}
if (duk_is_string(ctx, -1)) {
duk_int_t ret;
/* [ ... module source ] */
#if DUK_VERSION >= 19999
ret = duk_safe_call(ctx, duk__eval_module_source, NULL, 2, 1);
#else
ret = duk_safe_call(ctx, duk__eval_module_source, 2, 1);
#endif
if (ret != DUK_EXEC_SUCCESS) {
duk__del_cached_module(ctx, id);
duk_throw(ctx); /* rethrow */
}
} else if (duk_is_undefined(ctx, -1)) {
duk_pop(ctx);
} else {
duk__del_cached_module(ctx, id);
duk_error(ctx, DUK_ERR_TYPE_ERROR, "invalid module load callback return value");
}
/* fall through */
have_module:
/* [ ... module ] */
(void) duk_get_prop_string(ctx, -1, "exports");
return 1;
}