duk_ret_t nsp_texture_display(duk_context *ctx) { duk_push_this(ctx); duk_get_prop_string(ctx, -1, "width"); int width = duk_get_int(ctx, -1); duk_pop(ctx); duk_get_prop_string(ctx, -1, "height"); int height = duk_get_int(ctx, -1); duk_pop(ctx); duk_get_prop_string(ctx, -1, "transparentColor"); if (width != 320 || height != 240 || !duk_is_null(ctx, -1)) { duk_push_error_object(ctx, DUK_ERR_RANGE_ERROR, "must have dimensions 230x240 without transparency"); duk_throw(ctx); } duk_pop(ctx); duk_get_prop_string(ctx, -1, "bitmap"); size_t size; uint16_t *bitmap; bitmap = duk_get_buffer(ctx, -1, &size); if (bitmap == NULL || size != 320 * 240 * 2) { duk_push_error_object(ctx, DUK_ERR_ERROR, "bitmap buffer does not match with dimensions"); duk_throw(ctx); } memcpy(SCREEN_BASE_ADDRESS, bitmap, 320 * 240 * 2); return 0; }
static int UIButton_Popup(duk_context* ctx) { if (!duk_is_object(ctx, 0)) { duk_push_string(ctx, "UIButton.popup first argument must be an object"); duk_throw(ctx); } if (!duk_is_callable(ctx, 1)) { duk_push_string(ctx, "UIButton.popup second argument must be callable"); duk_throw(ctx); } JSVM* vm = JSVM::GetJSVM(ctx); duk_enum(ctx, 0, DUK_ENUM_OWN_PROPERTIES_ONLY); UISelectItemSource* source = new UISelectItemSource(vm->GetContext()); while (duk_next(ctx, -1, 0)) { String key = duk_get_string(ctx, -1); duk_get_prop(ctx, 0); if (duk_is_array(ctx, -1)) { // need to support this, for skin image, etc assert(0); } else if (duk_is_string(ctx, -1)) { // id String id = duk_get_string(ctx, -1); source->AddItem(new UISelectItem(vm->GetContext(), key, id)); } else { duk_push_string(ctx, "UIButton.popup data object key is not an array or string"); duk_throw(ctx); } duk_pop(ctx); // pop key value } duk_pop(ctx); // pop enum object duk_push_this(ctx); duk_dup(ctx, 1); duk_put_prop_string(ctx, -2, "__popup_menu_callback"); UIButton* button = js_to_class_instance<UIButton>(ctx, -1, 0); UIMenuWindow* menuWindow = new UIMenuWindow(vm->GetContext(), button, "__popup-menu"); menuWindow->Show(source); duk_pop(ctx); return 0; }
duk_ret_t nsp_texture_set_pixel(duk_context *ctx) { int x = duk_require_int(ctx, 0); int y = duk_require_int(ctx, 1); uint16_t color = duk_require_int(ctx, 2); duk_push_this(ctx); duk_get_prop_string(ctx, -1, "width"); int w = duk_require_int(ctx, -1); duk_pop(ctx); duk_get_prop_string(ctx, -1, "height"); int h = duk_require_int(ctx, -1); duk_pop(ctx); if (w <= 0 || h <= 0) { duk_push_error_object(ctx, DUK_ERR_RANGE_ERROR, "width and height must be positive"); duk_throw(ctx); } duk_get_prop_string(ctx, -1, "bitmap"); size_t size; uint16_t *bitmap = duk_get_buffer(ctx, -1, &size); if (bitmap == NULL) { duk_push_error_object(ctx, DUK_ERR_ERROR, "bitmap pointer is NULL"); duk_throw(ctx); } if (0 <= x && x < w && 0 <= y && y < h && size >= (size_t)(w * h * 2)) { bitmap[w * y + x] = (uint16_t)color; return 0; } else { duk_push_error_object(ctx, DUK_ERR_RANGE_ERROR, "coordinates out of range"); duk_throw(ctx); } }
static duk_ret_t nsp_texture_constructor(duk_context *ctx) { int width = duk_require_int(ctx, 0); int height = duk_require_int(ctx, 1); if (width < 1 || height < 1) { duk_push_error_object(ctx, DUK_ERR_RANGE_ERROR, "Width and height must be positive"); duk_throw(ctx); } bool has_transparency; uint16_t transparent_color; if ((has_transparency = duk_is_number(ctx, 2))) { transparent_color = (uint16_t)duk_get_int(ctx, 2); } duk_push_this(ctx); duk_push_fixed_buffer(ctx, width * height * 2); duk_put_prop_string(ctx, -2, "bitmap"); duk_push_int(ctx, width); duk_put_prop_string(ctx, -2, "width"); duk_push_int(ctx, height); duk_put_prop_string(ctx, -2, "height"); if (has_transparency) { duk_push_int(ctx, transparent_color); } else { duk_push_null(ctx); } duk_put_prop_string(ctx, -2, "transparentColor"); return 0; }
static int FileSystem_ScanDir(duk_context* ctx) { duk_push_this(ctx); FileSystem* fs = js_to_class_instance<FileSystem>(ctx, -1, 0); if ( !duk_is_string(ctx, 0) || !duk_is_string(ctx, 1) || !duk_is_number(ctx, 2) || !duk_is_boolean(ctx, 3)) { duk_push_string(ctx, "FileSystem::ScanDir bad args"); duk_throw(ctx); } const char* pathName = duk_to_string(ctx, 0); const char* filter = duk_to_string(ctx, 1); unsigned flags = duk_to_number(ctx, 2); bool recursive = duk_to_boolean(ctx, 3) ? true : false; Vector<String> result; fs->ScanDir(result, pathName, filter, flags, recursive); duk_push_array(ctx); for (unsigned i = 0; i < result.Size(); i++) { duk_push_string(ctx, result[i].CString()); duk_put_prop_index(ctx, -2, i); } return 1; }
static duk_ret_t my_thrower_3(duk_context *ctx) { /* When an error is constructed using duk_push_error_object() and then * thrown, the same thing happens as with duk_error(). */ #line 2345 "dummy.c" duk_push_error_object(ctx, DUK_ERR_RANGE_ERROR, "user error"); duk_throw(ctx); return 0; }
void _gum_duk_throw_native (duk_context * ctx, GumExceptionDetails * details, GumDukCore * core) { GumDukCpuContext * cc; _gum_duk_push_exception_details (ctx, details, core, &cc); _gum_duk_cpu_context_make_read_only (cc); duk_throw (ctx); }
duk_ret_t nsp_texture_fill_polygon(duk_context *ctx) { duk_require_object_coercible(ctx, 0); int* xys = getIntArray(ctx,0); int nbPts = duk_require_int(ctx, 1); uint16_t color = duk_require_int(ctx, 2); duk_push_this(ctx); duk_get_prop_string(ctx, -1, "width"); int w = duk_require_int(ctx, -1); duk_pop(ctx); duk_get_prop_string(ctx, -1, "height"); int h = duk_require_int(ctx, -1); duk_pop(ctx); if (w <= 0 || h <= 0) { duk_push_error_object(ctx, DUK_ERR_RANGE_ERROR, "width and height must be positive"); duk_throw(ctx); } duk_get_prop_string(ctx, -1, "bitmap"); size_t size; uint16_t *bitmap = duk_get_buffer(ctx, -1, &size); if (bitmap == NULL) { duk_push_error_object(ctx, DUK_ERR_ERROR, "bitmap pointer is NULL"); duk_throw(ctx); } FbDev* fb = (FbDev*)malloc( 1 * sizeof(FbDev) ); fb->width = w; fb->height = h; fb->fb_size = w * h; fb->fb = bitmap; fillPolygon( xys, nbPts, color, fb ); free(fb); return 0; }
void checkRethrowDuktapeError(JNIEnv* env, duk_context* ctx) { if (!env->ExceptionCheck()) { return; } // The Java call threw an exception - it should be propagated back through JavaScript. duk_push_error_object(ctx, DUK_ERR_API_ERROR, "Java Exception"); duk_push_pointer(ctx, env->ExceptionOccurred()); env->ExceptionClear(); duk_put_prop_string(ctx, -2, JAVA_EXCEPTION_PROP_NAME); duk_throw(ctx); }
duk_ret_t mn_bi_os_uptime(duk_context *ctx) { double uptime; int err = uv_uptime(&uptime); if (err == 0) { duk_push_number(ctx, uptime); return 1; } else { duk_push_string(ctx, "uv_uptime() failed!"); duk_throw(ctx); } }
duk_ret_t nsp_texture_fill_rect(duk_context *ctx) { int x = duk_require_int(ctx, 0); int y = duk_require_int(ctx, 1); int w_ = duk_require_int(ctx, 2); int h_ = duk_require_int(ctx, 3); uint16_t color = duk_require_int(ctx, 4); duk_push_this(ctx); duk_get_prop_string(ctx, -1, "width"); int w = duk_require_int(ctx, -1); duk_pop(ctx); duk_get_prop_string(ctx, -1, "height"); int h = duk_require_int(ctx, -1); duk_pop(ctx); if (w <= 0 || h <= 0) { duk_push_error_object(ctx, DUK_ERR_RANGE_ERROR, "width and height must be positive"); duk_throw(ctx); } duk_get_prop_string(ctx, -1, "bitmap"); size_t size; uint16_t *bitmap = duk_get_buffer(ctx, -1, &size); if (bitmap == NULL) { duk_push_error_object(ctx, DUK_ERR_ERROR, "bitmap pointer is NULL"); duk_throw(ctx); } FbDev* fb = (FbDev*)malloc( 1 * sizeof(FbDev) ); fb->width = w; fb->height = h; fb->fb_size = w * h; fb->fb = bitmap; fillRect(x,y,w_,h_,color,fb); free(fb); return 0; }
void _gum_duk_throw (duk_context * ctx, const gchar * format, ...) { va_list ap; va_start (ap, format); duk_push_error_object_va (ctx, DUK_ERR_ERROR, format, ap); va_end (ap); duk_throw (ctx); }
int test_1(duk_context *ctx) { duk_set_top(ctx, 0); remove_handlers(ctx); duk_eval_string(ctx, "Duktape.errThrow = function (err) { err.name = 'ForcedName'; return err; }"); duk_pop(ctx); /* Throw with duk_throw(). */ duk_push_error_object(ctx, DUK_ERR_RANGE_ERROR, "range error: %d", 123); duk_throw(ctx); printf("final top: %d\n", duk_get_top(ctx)); return 0; }
duk_ret_t nsp_texture_fill(duk_context *ctx) { uint16_t color = duk_require_int(ctx, 0); duk_push_this(ctx); duk_get_prop_string(ctx, -1, "bitmap"); size_t size; uint16_t *bitmap = duk_get_buffer(ctx, -1, &size); if (bitmap == NULL) { duk_push_error_object(ctx, DUK_ERR_ERROR, "bitmap pointer is NULL"); duk_throw(ctx); } for (size_t i = 0; i < size / 2; i++) { bitmap[i] = (uint16_t)color; } return 0; }
int invoke_java_method_call(duk_context *ctx) { int num = duk_get_top(ctx); const char * method = duk_to_string(ctx, 0); DEBUG_LOG("ScriptEngine","invoke_java_method call, method name %s args num %d", method, (num - 1)); duk_push_this(ctx); if(duk_get_prop_string(ctx, -1, JAVA_OBJECT_MARK)){ jobject ref = duk_to_pointer(ctx, -1); JNIEnv* env = get_java_jni_env(); DEBUG_LOG("ScriptEngine","invoke_java_method call, method new String %s", method); jstring methodName = (*env)->NewStringUTF(env, method); jobjectArray args = duk_to_java_object_array(ctx, 1, num-1, env); DEBUG_LOG("ScriptEngine","invoke_java_method call, with args %p %p", java_api_class, java_function_method); jobject value = (*env)->CallStaticObjectMethod(env, java_api_class, java_function_method, ref, methodName, args); jthrowable exp = ( *env)->ExceptionOccurred(env); if(exp != NULL){ ( *env)->ExceptionClear(env); jstring exceptionMessage = (*env)->CallStaticObjectMethod(env, java_api_class, java_exception_get_stack_trace_method, exp); jboolean isCopy = JNI_FALSE; const char* cstrMessage = (*env)->GetStringUTFChars(env, exceptionMessage, &isCopy); duk_push_error_object(ctx, DUK_ERR_EVAL_ERROR, "invoke java method %s exception \n %s", method, cstrMessage); (*env)->ReleaseStringUTFChars(env, exceptionMessage, cstrMessage); ( *env)->DeleteLocalRef(env , exceptionMessage); (*env)->DeleteLocalRef(env, args); (*env)->DeleteLocalRef(env, methodName); duk_throw(ctx); return 0; } duk_push_java_object(ctx, env, value); (*env)->DeleteLocalRef(env, value); (*env)->DeleteLocalRef(env, args); (*env)->DeleteLocalRef(env, methodName); DEBUG_LOG("ScriptEngine","invoke_java_method call with args success "); return 1; }else{ duk_pop(ctx); duk_insert(ctx, 0); DEBUG_LOG("ScriptEngine","invoke_script_prop call, with args num %d ", duk_get_top(ctx)); if(duk_pcall_prop(ctx, 0, num - 1) != DUK_EXEC_SUCCESS){ LOGE("ScriptEngine","ScriptEngine call %s method %s error %s", duk_to_string(ctx, 0), method, duk_js_error_to_string(ctx, -1)); duk_pop(ctx); duk_push_null(ctx); } DEBUG_LOG("ScriptEngine","invoke_script_prop call, duk_get_prop_string with args num %d ", duk_get_top(ctx)); return 1; } }
// Duktape.modSearch function, needed for loading modules with require() duk_ret_t module_search(duk_context *ctx) { const char *id = duk_require_string(ctx, 0); // C modules: add functions to exports variable (3rd argument) and return undefined for (int i = 0; i < c_module_count; i++) { if (!strcmp(c_module_list[i].name, id)) { duk_push_c_function(ctx, c_module_list[i].init_func, 0); duk_call(ctx, 0); duk_enum(ctx, -1, 0); while(duk_next(ctx, -1, 1)) { duk_put_prop(ctx, 2); } duk_pop_2(ctx); return 0; } } // JS modules: return source code as a string // Read from file "modname.js.tns" int module_filename_len = strlen(id) + strlen(".js.tns") + 1; char *module_filename = malloc(module_filename_len); if (!module_filename) goto error; snprintf(module_filename, module_filename_len, "%s.js.tns", id); FILE *module_file = fopen(module_filename, "r"); free(module_filename); if (!module_file) goto error; if (fseek(module_file, 0, SEEK_END) != 0) goto error; long module_file_size = ftell(module_file); if (module_file_size == -1) goto error; rewind(module_file); char *src = malloc(module_file_size); if (!src) goto error; fread(src, 1, module_file_size, module_file); if (ferror(module_file)) goto error; fclose(module_file); duk_push_lstring(ctx, src, module_file_size); free(src); return 1; error: duk_push_error_object(ctx, DUK_ERR_ERROR, "module %s not found: %s", id, strerror(errno)); duk_throw(ctx); }
static duk_ret_t duk_java_property_set(duk_context *ctx) { const char* key = duk_to_string(ctx, 0); DEBUG_LOG("ScriptEngine", "duk_java_property_set key %s ", key); duk_push_this(ctx); if(duk_get_prop_string(ctx, -1, JAVA_OBJECT_MARK)){ jobject ref = duk_to_pointer(ctx, -1); JNIEnv* env = get_java_jni_env(); jstring fieldName = (*env)->NewStringUTF(env, key); jobject fieldValue = duk_to_java_object(ctx, env, 1); DEBUG_LOG("ScriptEngine", "duk_java_property_set call staticVoidMethod %s ", key); (*env)->CallStaticVoidMethod(env, java_api_class, java_field_set_method, ref, fieldName, fieldValue); DEBUG_LOG("ScriptEngine", "duk_java_property_set call staticVoidMethod Success"); jthrowable exp = ( *env)->ExceptionOccurred(env); if(exp != NULL){ (*env)->ExceptionClear(env); jstring exceptionMessage = (*env)->CallStaticObjectMethod(env, java_api_class, java_exception_get_stack_trace_method, exp); jboolean isCopy = JNI_FALSE; const char* cstrMessage = (*env)->GetStringUTFChars(env, exceptionMessage, &isCopy); duk_push_error_object(ctx, DUK_ERR_EVAL_ERROR, "get java property %s error \n %s", key, cstrMessage); (*env)->ReleaseStringUTFChars(env, exceptionMessage, cstrMessage); ( *env)->DeleteLocalRef(env , exceptionMessage); (*env)->DeleteLocalRef(env, fieldValue); (*env)->DeleteLocalRef(env, fieldName); duk_throw(ctx); return 0; } (*env)->DeleteLocalRef(env, fieldValue); (*env)->DeleteLocalRef(env, fieldName); return 0; }else{ DEBUG_LOG("ScriptEngine", "duk_java_property_set key %d ", duk_get_top(ctx)); duk_pop(ctx); DEBUG_LOG("ScriptEngine", "duk_java_property_set key %d ", duk_get_top(ctx)); duk_replace(ctx, 0); DEBUG_LOG("ScriptEngine", "duk_java_property_set key %d ", duk_get_top(ctx)); duk_put_prop_string(ctx, 0, key); DEBUG_LOG("ScriptEngine", "duk_java_property_set key %d ", duk_get_top(ctx)); return 0; } }
static duk_ret_t augment_raw(duk_context *ctx, void *udata) { (void) udata; duk_throw(ctx); return 0; }
//void duk_throw(duk_context *ctx); void aperl_duk_throw(duk_context *ctx) { duk_throw(ctx); }
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; }
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; }
// see http://duktape.org/guide.html#modules static int js_module_search(duk_context* ctx) { JSVM* vm = JSVM::GetJSVM(ctx); FileSystem* fs = vm->GetSubsystem<FileSystem>(); ResourceCache* cache = vm->GetSubsystem<ResourceCache>(); int top = duk_get_top(ctx); assert(top == 4); String moduleID = duk_to_string(ctx, 0); if (top > 1) { // require function assert(duk_is_function(ctx, 1)); } if (top > 2) { // exports assert(duk_is_object(ctx, 2)); } if (top > 3) { // module (module.id == a resolved absolute identifier for the module being loaded) assert(duk_is_object(ctx, 3)); } String pathName, fileName, extension; SplitPath(moduleID, pathName, fileName, extension); String path = moduleID; // Do we really want this? It is nice to not have to specify the Atomic path if (fileName.StartsWith("Atomic")) { path = "AtomicModules/" + path + ".js"; } else { path += ".js"; if (!cache->Exists(path)) { const Vector<String>& searchPaths = vm->GetModuleSearchPaths(); for (unsigned i = 0; i < searchPaths.Size(); i++) { String search = searchPaths[i] + path; if (cache->Exists(search)) { path = search; break; } } } } if (cache->Exists(path)) { SharedPtr<File> jsfile(cache->GetFile(path, false)); vm->SetLastModuleSearchFile(jsfile->GetFullPath()); String source; jsfile->ReadText(source); source.Append('\n'); duk_push_string(ctx, source.CString()); return 1; } else { // we're not a JS file, so check if we're a native module const Vector<String>& resourceDirs = cache->GetResourceDirs(); for (unsigned i = 0; i < resourceDirs.Size(); i++) { String pluginLibrary; // TODO: proper platform folder detection #ifdef ATOMIC_PLATFORM_WINDOWS pluginLibrary = resourceDirs.At(i) + "Plugins/Windows/x64/" + moduleID + ".dll"; #elif ATOMIC_PLATFORM_OSX pluginLibrary = resourceDirs.At(i) + "Plugins/Mac/x64/lib" + moduleID + ".dylib"; #endif if (pluginLibrary.Length() && fs->FileExists(pluginLibrary)) { // let duktape know we loaded a native module if (jsplugin_load(vm, pluginLibrary)) { duk_push_undefined(ctx); return 1; } else { duk_push_sprintf(ctx, "Failed loading native plugins: %s", pluginLibrary.CString()); duk_throw(ctx); } } } } duk_push_sprintf(ctx, "Failed loading module: %s", path.CString()); duk_throw(ctx); }
static duk_ret_t duk__require(duk_context *ctx) { const char *str_req_id; /* requested identifier */ const char *str_mod_id; /* require.id of current module */ duk_int_t pcall_rc; /* NOTE: we try to minimize code size by avoiding unnecessary pops, * so the stack looks a bit cluttered in this function. DUK__ASSERT_TOP() * assertions are used to ensure stack configuration is correct at each * step. */ /* * Resolve module identifier into canonical absolute form. */ str_req_id = duk_require_string(ctx, DUK__IDX_REQUESTED_ID); duk_push_current_function(ctx); duk_get_prop_string(ctx, -1, "id"); str_mod_id = duk_get_string(ctx, DUK__IDX_REQUIRE_ID); /* ignore non-strings */ duk__resolve_module_id(ctx, str_req_id, str_mod_id); str_req_id = NULL; str_mod_id = NULL; /* [ requested_id require require.id resolved_id last_comp ] */ DUK__ASSERT_TOP(ctx, DUK__IDX_LASTCOMP + 1); /* * Cached module check. * * If module has been loaded or its loading has already begun without * finishing, return the same cached value (module.exports). The * value is registered when module load starts so that circular * references can be supported to some extent. */ duk_push_global_stash(ctx); duk_get_prop_string(ctx, -1, "\xff" "module:Duktape"); duk_remove(ctx, -2); /* Lookup stashed, original 'Duktape' object. */ duk_get_prop_string(ctx, DUK__IDX_DUKTAPE, "modLoaded"); /* Duktape.modLoaded */ duk_require_type_mask(ctx, DUK__IDX_MODLOADED, DUK_TYPE_MASK_OBJECT); DUK__ASSERT_TOP(ctx, DUK__IDX_MODLOADED + 1); duk_dup(ctx, DUK__IDX_RESOLVED_ID); if (duk_get_prop(ctx, DUK__IDX_MODLOADED)) { /* [ requested_id require require.id resolved_id last_comp Duktape Duktape.modLoaded Duktape.modLoaded[id] ] */ duk_get_prop_string(ctx, -1, "exports"); /* return module.exports */ return 1; } DUK__ASSERT_TOP(ctx, DUK__IDX_UNDEFINED + 1); /* [ requested_id require require.id resolved_id last_comp Duktape Duktape.modLoaded undefined ] */ /* * Module not loaded (and loading not started previously). * * Create a new require() function with 'id' set to resolved ID * of module being loaded. Also create 'exports' and 'module' * tables but don't register exports to the loaded table yet. * We don't want to do that unless the user module search callbacks * succeeds in finding the module. */ /* Fresh require: require.id is left configurable (but not writable) * so that is not easy to accidentally tweak it, but it can still be * done with Object.defineProperty(). * * XXX: require.id could also be just made non-configurable, as there * is no practical reason to touch it (at least from Ecmascript code). */ duk_push_c_function(ctx, duk__require, 1 /*nargs*/); duk_push_string(ctx, "name"); duk_push_string(ctx, "require"); duk_def_prop(ctx, DUK__IDX_FRESH_REQUIRE, DUK_DEFPROP_HAVE_VALUE); /* not writable, not enumerable, not configurable */ duk_push_string(ctx, "id"); duk_dup(ctx, DUK__IDX_RESOLVED_ID); duk_def_prop(ctx, DUK__IDX_FRESH_REQUIRE, DUK_DEFPROP_HAVE_VALUE | DUK_DEFPROP_SET_CONFIGURABLE); /* a fresh require() with require.id = resolved target module id */ /* Module table: * - module.exports: initial exports table (may be replaced by user) * - module.id is non-writable and non-configurable, as the CommonJS * spec suggests this if possible * - module.filename: not set, defaults to resolved ID if not explicitly * set by modSearch() (note capitalization, not .fileName, matches Node.js) * - module.name: not set, defaults to last component of resolved ID if * not explicitly set by modSearch() */ duk_push_object(ctx); /* exports */ duk_push_object(ctx); /* module */ duk_push_string(ctx, "exports"); duk_dup(ctx, DUK__IDX_EXPORTS); duk_def_prop(ctx, DUK__IDX_MODULE, DUK_DEFPROP_HAVE_VALUE | DUK_DEFPROP_SET_WRITABLE | DUK_DEFPROP_SET_CONFIGURABLE); /* module.exports = exports */ duk_push_string(ctx, "id"); duk_dup(ctx, DUK__IDX_RESOLVED_ID); /* resolved id: require(id) must return this same module */ duk_def_prop(ctx, DUK__IDX_MODULE, DUK_DEFPROP_HAVE_VALUE); /* module.id = resolved_id; not writable, not enumerable, not configurable */ duk_compact(ctx, DUK__IDX_MODULE); /* module table remains registered to modLoaded, minimize its size */ DUK__ASSERT_TOP(ctx, DUK__IDX_MODULE + 1); /* [ requested_id require require.id resolved_id last_comp Duktape Duktape.modLoaded undefined fresh_require exports module ] */ /* Register the module table early to modLoaded[] so that we can * support circular references even in modSearch(). If an error * is thrown, we'll delete the reference. */ duk_dup(ctx, DUK__IDX_RESOLVED_ID); duk_dup(ctx, DUK__IDX_MODULE); duk_put_prop(ctx, DUK__IDX_MODLOADED); /* Duktape.modLoaded[resolved_id] = module */ /* * Call user provided module search function and build the wrapped * module source code (if necessary). The module search function * can be used to implement pure Ecmacsript, pure C, and mixed * Ecmascript/C modules. * * The module search function can operate on the exports table directly * (e.g. DLL code can register values to it). It can also return a * string which is interpreted as module source code (if a non-string * is returned the module is assumed to be a pure C one). If a module * cannot be found, an error must be thrown by the user callback. * * Because Duktape.modLoaded[] already contains the module being * loaded, circular references for C modules should also work * (although expected to be quite rare). */ duk_push_string(ctx, "(function(require,exports,module){"); /* Duktape.modSearch(resolved_id, fresh_require, exports, module). */ duk_get_prop_string(ctx, DUK__IDX_DUKTAPE, "modSearch"); /* Duktape.modSearch */ duk_dup(ctx, DUK__IDX_RESOLVED_ID); duk_dup(ctx, DUK__IDX_FRESH_REQUIRE); duk_dup(ctx, DUK__IDX_EXPORTS); duk_dup(ctx, DUK__IDX_MODULE); /* [ ... Duktape.modSearch resolved_id last_comp fresh_require exports module ] */ pcall_rc = duk_pcall(ctx, 4 /*nargs*/); /* -> [ ... source ] */ DUK__ASSERT_TOP(ctx, DUK__IDX_MODULE + 3); if (pcall_rc != DUK_EXEC_SUCCESS) { /* Delete entry in Duktape.modLoaded[] and rethrow. */ goto delete_rethrow; } /* If user callback did not return source code, module loading * is finished (user callback initialized exports table directly). */ if (!duk_is_string(ctx, -1)) { /* User callback did not return source code, so module loading * is finished: just update modLoaded with final module.exports * and we're done. */ goto return_exports; } /* Finish the wrapped module source. Force module.filename as the * function .fileName so it gets set for functions defined within a * module. This also ensures loggers created within the module get * the module ID (or overridden filename) as their default logger name. * (Note capitalization: .filename matches Node.js while .fileName is * used elsewhere in Duktape.) */ duk_push_string(ctx, "})"); duk_concat(ctx, 3); if (!duk_get_prop_string(ctx, DUK__IDX_MODULE, "filename")) { /* module.filename for .fileName, default to resolved ID if * not present. */ duk_pop(ctx); duk_dup(ctx, DUK__IDX_RESOLVED_ID); } pcall_rc = duk_pcompile(ctx, DUK_COMPILE_EVAL); if (pcall_rc != DUK_EXEC_SUCCESS) { goto delete_rethrow; } pcall_rc = duk_pcall(ctx, 0); /* -> eval'd function wrapper (not called yet) */ if (pcall_rc != DUK_EXEC_SUCCESS) { goto delete_rethrow; } /* Module has now evaluated to a wrapped module function. Force its * .name to match module.name (defaults to last component of resolved * ID) so that it is shown in stack traces too. Note that we must not * introduce an actual name binding into the function scope (which is * usually the case with a named function) because it would affect the * scope seen by the module and shadow accesses to globals of the same name. * This is now done by compiling the function as anonymous and then forcing * its .name without setting a "has name binding" flag. */ duk_push_string(ctx, "name"); if (!duk_get_prop_string(ctx, DUK__IDX_MODULE, "name")) { /* module.name for .name, default to last component if * not present. */ duk_pop(ctx); duk_dup(ctx, DUK__IDX_LASTCOMP); } duk_def_prop(ctx, -3, DUK_DEFPROP_HAVE_VALUE | DUK_DEFPROP_FORCE); /* * Call the wrapped module function. * * Use a protected call so that we can update Duktape.modLoaded[resolved_id] * even if the module throws an error. */ /* [ requested_id require require.id resolved_id last_comp Duktape Duktape.modLoaded undefined fresh_require exports module mod_func ] */ DUK__ASSERT_TOP(ctx, DUK__IDX_MODULE + 2); duk_dup(ctx, DUK__IDX_EXPORTS); /* exports (this binding) */ duk_dup(ctx, DUK__IDX_FRESH_REQUIRE); /* fresh require (argument) */ duk_get_prop_string(ctx, DUK__IDX_MODULE, "exports"); /* relookup exports from module.exports in case it was changed by modSearch */ duk_dup(ctx, DUK__IDX_MODULE); /* module (argument) */ DUK__ASSERT_TOP(ctx, DUK__IDX_MODULE + 6); /* [ requested_id require require.id resolved_id last_comp Duktape Duktape.modLoaded undefined fresh_require exports module mod_func exports fresh_require exports module ] */ pcall_rc = duk_pcall_method(ctx, 3 /*nargs*/); if (pcall_rc != DUK_EXEC_SUCCESS) { /* Module loading failed. Node.js will forget the module * registration so that another require() will try to load * the module again. Mimic that behavior. */ goto delete_rethrow; } /* [ requested_id require require.id resolved_id last_comp Duktape Duktape.modLoaded undefined fresh_require exports module result(ignored) ] */ DUK__ASSERT_TOP(ctx, DUK__IDX_MODULE + 2); /* fall through */ return_exports: duk_get_prop_string(ctx, DUK__IDX_MODULE, "exports"); duk_compact(ctx, -1); /* compact the exports table */ return 1; /* return module.exports */ delete_rethrow: duk_dup(ctx, DUK__IDX_RESOLVED_ID); duk_del_prop(ctx, DUK__IDX_MODLOADED); /* delete Duktape.modLoaded[resolved_id] */ duk_throw(ctx); /* rethrow original error */ return 0; /* not reachable */ }