gboolean _gum_duk_parse_bytes (duk_context * ctx, duk_idx_t index, GBytes ** bytes) { gpointer data; duk_size_t size; data = duk_get_buffer_data (ctx, index, &size); if (data != NULL) { *bytes = g_bytes_new (data, size); return TRUE; } else if (duk_is_array (ctx, index)) { duk_size_t i; duk_get_prop_string (ctx, index, "length"); size = duk_get_uint (ctx, -1); duk_pop (ctx); if (size >= GUM_MAX_JS_BYTE_ARRAY_LENGTH) return FALSE; data = g_malloc (size); for (i = 0; i != size; i++) { duk_get_prop_index (ctx, index, (duk_uarridx_t) i); ((guint8 *) data)[i] = duk_get_uint (ctx, -1) & 0xff; duk_pop (ctx); } *bytes = g_bytes_new_take (data, size); return TRUE; } else if (duk_is_null_or_undefined (ctx, index) || duk_is_boolean (ctx, index) || duk_is_number (ctx, index) || duk_is_nan (ctx, index) || duk_is_string (ctx, index) || duk_is_function (ctx, index)) { return FALSE; } *bytes = g_bytes_new (NULL, 0); return TRUE; }
static duk_ret_t dukky_html_table_cell_element_rowSpan_setter(duk_context *ctx) { /* Get private data for method */ html_table_cell_element_private_t *priv = NULL; duk_push_this(ctx); duk_get_prop_string(ctx, -1, dukky_magic_string_private); priv = duk_get_pointer(ctx, -1); duk_pop_2(ctx); if (priv == NULL) { return 0; /* can do? No can do. */ } #line 46 "HTMLTableCellElement.bnd" dom_exception exc; dom_ulong l; l = duk_get_uint(ctx, 0); exc = dom_html_table_cell_element_set_row_span((struct dom_html_table_cell_element *)((node_private_t*)priv)->node, l); if (exc != DOM_NO_ERR) { return 0; } return 0; }
static duk_ret_t js_PointSeries(duk_context* ctx) { duk_require_object_coercible(ctx, 0); color_t color = duk_require_sphere_color(ctx, 1); size_t num_points; int x, y; ALLEGRO_VERTEX* vertices; ALLEGRO_COLOR vtx_color; size_t i; if (!duk_is_array(ctx, 0)) duk_error_ni(ctx, -1, DUK_ERR_ERROR, "PointSeries(): First argument must be an array"); duk_get_prop_string(ctx, 0, "length"); num_points = duk_get_uint(ctx, 0); duk_pop(ctx); if (num_points < 1) duk_error_ni(ctx, -1, DUK_ERR_RANGE_ERROR, "PointSeries(): One or more vertices required"); if (num_points > INT_MAX) duk_error_ni(ctx, -1, DUK_ERR_RANGE_ERROR, "PointSeries(): Too many vertices"); if ((vertices = calloc(num_points, sizeof(ALLEGRO_VERTEX))) == NULL) duk_error_ni(ctx, -1, DUK_ERR_ERROR, "PointSeries(): Failed to allocate vertex buffer"); vtx_color = nativecolor(color); for (i = 0; i < num_points; ++i) { duk_get_prop_index(ctx, 0, (duk_uarridx_t)i); duk_get_prop_string(ctx, 0, "x"); x = duk_require_int(ctx, -1); duk_pop(ctx); duk_get_prop_string(ctx, 0, "y"); y = duk_require_int(ctx, -1); duk_pop(ctx); duk_pop(ctx); vertices[i].x = x + 0.5; vertices[i].y = y + 0.5; vertices[i].color = vtx_color; } al_draw_prim(vertices, NULL, NULL, 0, (int)num_points, ALLEGRO_PRIM_POINT_LIST); free(vertices); return 0; }
DUK_INTERNAL duk_ret_t duk_bi_duktape_object_gc(duk_context *ctx) { #ifdef DUK_USE_MARK_AND_SWEEP duk_hthread *thr = (duk_hthread *) ctx; duk_small_uint_t flags; duk_bool_t rc; flags = (duk_small_uint_t) duk_get_uint(ctx, 0); rc = duk_heap_mark_and_sweep(thr->heap, flags); /* XXX: Not sure what the best return value would be in the API. * Return a boolean for now. Note that rc == 0 is success (true). */ duk_push_boolean(ctx, !rc); return 1; #else DUK_UNREF(ctx); return 0; #endif }
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 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; }
bool StyleContext::parseStyleResult(StyleParamKey _key, StyleParam::Value& _val) const { _val = none_type{}; if (duk_is_string(m_ctx, -1)) { std::string value(duk_get_string(m_ctx, -1)); _val = StyleParam::parseString(_key, value); } else if (duk_is_boolean(m_ctx, -1)) { bool value = duk_get_boolean(m_ctx, -1); switch (_key) { case StyleParamKey::visible: _val = value; break; case StyleParamKey::extrude: _val = value ? glm::vec2(NAN, NAN) : glm::vec2(0.0f, 0.0f); break; default: break; } } else if (duk_is_array(m_ctx, -1)) { duk_get_prop_string(m_ctx, -1, "length"); int len = duk_get_int(m_ctx, -1); duk_pop(m_ctx); switch (_key) { case StyleParamKey::extrude: { if (len != 2) { logMsg("Warning: Wrong array size for extrusion: '%d'.\n", len); break; } duk_get_prop_index(m_ctx, -1, 0); double v1 = duk_get_number(m_ctx, -1); duk_pop(m_ctx); duk_get_prop_index(m_ctx, -1, 1); double v2 = duk_get_number(m_ctx, -1); duk_pop(m_ctx); _val = glm::vec2(v1, v2); break; } case StyleParamKey::color: case StyleParamKey::outline_color: case StyleParamKey::font_fill: case StyleParamKey::font_stroke: case StyleParamKey::font_stroke_color: { if (len < 3 || len > 4) { logMsg("Warning: Wrong array size for color: '%d'.\n", len); break; } duk_get_prop_index(m_ctx, -1, 0); double r = duk_get_number(m_ctx, -1); duk_pop(m_ctx); duk_get_prop_index(m_ctx, -1, 1); double g = duk_get_number(m_ctx, -1); duk_pop(m_ctx); duk_get_prop_index(m_ctx, -1, 2); double b = duk_get_number(m_ctx, -1); duk_pop(m_ctx); double a = 1.0; if (len == 4) { duk_get_prop_index(m_ctx, -1, 3); a = duk_get_number(m_ctx, -1); duk_pop(m_ctx); } _val = (((uint32_t)(255.0 * a) & 0xff) << 24) | (((uint32_t)(255.0 * r) & 0xff)<< 16) | (((uint32_t)(255.0 * g) & 0xff)<< 8) | (((uint32_t)(255.0 * b) & 0xff)); break; } default: break; } } else if (duk_is_number(m_ctx, -1)) { switch (_key) { case StyleParamKey::width: case StyleParamKey::outline_width: case StyleParamKey::font_stroke_width: { double v = duk_get_number(m_ctx, -1); _val = static_cast<float>(v); break; } case StyleParamKey::order: case StyleParamKey::priority: case StyleParamKey::color: case StyleParamKey::outline_color: case StyleParamKey::font_fill: case StyleParamKey::font_stroke: case StyleParamKey::font_stroke_color: { _val = static_cast<uint32_t>(duk_get_uint(m_ctx, -1)); break; } default: break; } } else { logMsg("Warning: Unhandled return type from Javascript function.\n"); } duk_pop(m_ctx); DUMP("parseStyleResult\n"); return !_val.is<none_type>(); }
DUK_INTERNAL duk_ret_t duk_bi_string_prototype_replace(duk_context *ctx) { duk_hthread *thr = (duk_hthread *) ctx; duk_hstring *h_input; duk_hstring *h_match; duk_hstring *h_search; duk_hobject *h_re; duk_bufwriter_ctx bw_alloc; duk_bufwriter_ctx *bw; #ifdef DUK_USE_REGEXP_SUPPORT duk_bool_t is_regexp; duk_bool_t is_global; #endif duk_bool_t is_repl_func; duk_uint32_t match_start_coff, match_start_boff; #ifdef DUK_USE_REGEXP_SUPPORT duk_int_t match_caps; #endif duk_uint32_t prev_match_end_boff; const duk_uint8_t *r_start, *r_end, *r; /* repl string scan */ duk_size_t tmp_sz; DUK_ASSERT_TOP(ctx, 2); h_input = duk_push_this_coercible_to_string(ctx); DUK_ASSERT(h_input != NULL); bw = &bw_alloc; DUK_BW_INIT_PUSHBUF(thr, bw, DUK_HSTRING_GET_BYTELEN(h_input)); /* input size is good output starting point */ DUK_ASSERT_TOP(ctx, 4); /* stack[0] = search value * stack[1] = replace value * stack[2] = input string * stack[3] = result buffer */ h_re = duk_get_hobject_with_class(ctx, 0, DUK_HOBJECT_CLASS_REGEXP); if (h_re) { #ifdef DUK_USE_REGEXP_SUPPORT is_regexp = 1; is_global = duk_get_prop_stridx_boolean(ctx, 0, DUK_STRIDX_GLOBAL, NULL); if (is_global) { /* start match from beginning */ duk_push_int(ctx, 0); duk_put_prop_stridx(ctx, 0, DUK_STRIDX_LAST_INDEX); } #else /* DUK_USE_REGEXP_SUPPORT */ return DUK_RET_UNSUPPORTED_ERROR; #endif /* DUK_USE_REGEXP_SUPPORT */ } else { duk_to_string(ctx, 0); #ifdef DUK_USE_REGEXP_SUPPORT is_regexp = 0; is_global = 0; #endif } if (duk_is_function(ctx, 1)) { is_repl_func = 1; r_start = NULL; r_end = NULL; } else { duk_hstring *h_repl; is_repl_func = 0; h_repl = duk_to_hstring(ctx, 1); DUK_ASSERT(h_repl != NULL); r_start = DUK_HSTRING_GET_DATA(h_repl); r_end = r_start + DUK_HSTRING_GET_BYTELEN(h_repl); } prev_match_end_boff = 0; for (;;) { /* * If matching with a regexp: * - non-global RegExp: lastIndex not touched on a match, zeroed * on a non-match * - global RegExp: on match, lastIndex will be updated by regexp * executor to point to next char after the matching part (so that * characters in the matching part are not matched again) * * If matching with a string: * - always non-global match, find first occurrence * * We need: * - The character offset of start-of-match for the replacer function * - The byte offsets for start-of-match and end-of-match to implement * the replacement values $&, $`, and $', and to copy non-matching * input string portions (including header and trailer) verbatim. * * NOTE: the E5.1 specification is a bit vague how the RegExp should * behave in the replacement process; e.g. is matching done first for * all matches (in the global RegExp case) before any replacer calls * are made? See: test-bi-string-proto-replace.js for discussion. */ DUK_ASSERT_TOP(ctx, 4); #ifdef DUK_USE_REGEXP_SUPPORT if (is_regexp) { duk_dup(ctx, 0); duk_dup(ctx, 2); duk_regexp_match(thr); /* [ ... regexp input ] -> [ res_obj ] */ if (!duk_is_object(ctx, -1)) { duk_pop(ctx); break; } duk_get_prop_stridx(ctx, -1, DUK_STRIDX_INDEX); DUK_ASSERT(duk_is_number(ctx, -1)); match_start_coff = duk_get_int(ctx, -1); duk_pop(ctx); duk_get_prop_index(ctx, -1, 0); DUK_ASSERT(duk_is_string(ctx, -1)); h_match = duk_get_hstring(ctx, -1); DUK_ASSERT(h_match != NULL); duk_pop(ctx); /* h_match is borrowed, remains reachable through match_obj */ if (DUK_HSTRING_GET_BYTELEN(h_match) == 0) { /* This should be equivalent to match() algorithm step 8.f.iii.2: * detect an empty match and allow it, but don't allow it twice. */ duk_uint32_t last_index; duk_get_prop_stridx(ctx, 0, DUK_STRIDX_LAST_INDEX); last_index = (duk_uint32_t) duk_get_uint(ctx, -1); DUK_DDD(DUK_DDDPRINT("empty match, bump lastIndex: %ld -> %ld", (long) last_index, (long) (last_index + 1))); duk_pop(ctx); duk_push_int(ctx, last_index + 1); duk_put_prop_stridx(ctx, 0, DUK_STRIDX_LAST_INDEX); } DUK_ASSERT(duk_get_length(ctx, -1) <= DUK_INT_MAX); /* string limits */ match_caps = (duk_int_t) duk_get_length(ctx, -1); } else { #else /* DUK_USE_REGEXP_SUPPORT */ { /* unconditionally */ #endif /* DUK_USE_REGEXP_SUPPORT */ const duk_uint8_t *p_start, *p_end, *p; /* input string scan */ const duk_uint8_t *q_start; /* match string */ duk_size_t q_blen; #ifdef DUK_USE_REGEXP_SUPPORT DUK_ASSERT(!is_global); /* single match always */ #endif p_start = DUK_HSTRING_GET_DATA(h_input); p_end = p_start + DUK_HSTRING_GET_BYTELEN(h_input); p = p_start; h_search = duk_get_hstring(ctx, 0); DUK_ASSERT(h_search != NULL); q_start = DUK_HSTRING_GET_DATA(h_search); q_blen = (duk_size_t) DUK_HSTRING_GET_BYTELEN(h_search); p_end -= q_blen; /* ensure full memcmp() fits in while */ match_start_coff = 0; while (p <= p_end) { DUK_ASSERT(p + q_blen <= DUK_HSTRING_GET_DATA(h_input) + DUK_HSTRING_GET_BYTELEN(h_input)); if (DUK_MEMCMP((void *) p, (void *) q_start, (size_t) q_blen) == 0) { duk_dup(ctx, 0); h_match = duk_get_hstring(ctx, -1); DUK_ASSERT(h_match != NULL); #ifdef DUK_USE_REGEXP_SUPPORT match_caps = 0; #endif goto found; } /* track utf-8 non-continuation bytes */ if ((p[0] & 0xc0) != 0x80) { match_start_coff++; } p++; } /* not found */ break; } found: /* stack[0] = search value * stack[1] = replace value * stack[2] = input string * stack[3] = result buffer * stack[4] = regexp match OR match string */ match_start_boff = duk_heap_strcache_offset_char2byte(thr, h_input, match_start_coff); tmp_sz = (duk_size_t) (match_start_boff - prev_match_end_boff); DUK_BW_WRITE_ENSURE_BYTES(thr, bw, DUK_HSTRING_GET_DATA(h_input) + prev_match_end_boff, tmp_sz); prev_match_end_boff = match_start_boff + DUK_HSTRING_GET_BYTELEN(h_match); if (is_repl_func) { duk_idx_t idx_args; duk_hstring *h_repl; /* regexp res_obj is at index 4 */ duk_dup(ctx, 1); idx_args = duk_get_top(ctx); #ifdef DUK_USE_REGEXP_SUPPORT if (is_regexp) { duk_int_t idx; duk_require_stack(ctx, match_caps + 2); for (idx = 0; idx < match_caps; idx++) { /* match followed by capture(s) */ duk_get_prop_index(ctx, 4, idx); } } else { #else /* DUK_USE_REGEXP_SUPPORT */ { /* unconditionally */ #endif /* DUK_USE_REGEXP_SUPPORT */ /* match == search string, by definition */ duk_dup(ctx, 0); } duk_push_int(ctx, match_start_coff); duk_dup(ctx, 2); /* [ ... replacer match [captures] match_char_offset input ] */ duk_call(ctx, duk_get_top(ctx) - idx_args); h_repl = duk_to_hstring(ctx, -1); /* -> [ ... repl_value ] */ DUK_ASSERT(h_repl != NULL); DUK_BW_WRITE_ENSURE_HSTRING(thr, bw, h_repl); duk_pop(ctx); /* repl_value */ } else { r = r_start; while (r < r_end) { duk_int_t ch1; duk_int_t ch2; #ifdef DUK_USE_REGEXP_SUPPORT duk_int_t ch3; #endif duk_size_t left; ch1 = *r++; if (ch1 != DUK_ASC_DOLLAR) { goto repl_write; } left = r_end - r; if (left <= 0) { goto repl_write; } ch2 = r[0]; switch ((int) ch2) { case DUK_ASC_DOLLAR: { ch1 = (1 << 8) + DUK_ASC_DOLLAR; goto repl_write; } case DUK_ASC_AMP: { DUK_BW_WRITE_ENSURE_HSTRING(thr, bw, h_match); r++; continue; } case DUK_ASC_GRAVE: { tmp_sz = (duk_size_t) match_start_boff; DUK_BW_WRITE_ENSURE_BYTES(thr, bw, DUK_HSTRING_GET_DATA(h_input), tmp_sz); r++; continue; } case DUK_ASC_SINGLEQUOTE: { duk_uint32_t match_end_boff; /* Use match charlen instead of bytelen, just in case the input and * match codepoint encodings would have different lengths. */ match_end_boff = duk_heap_strcache_offset_char2byte(thr, h_input, match_start_coff + DUK_HSTRING_GET_CHARLEN(h_match)); tmp_sz = (duk_size_t) (DUK_HSTRING_GET_BYTELEN(h_input) - match_end_boff); DUK_BW_WRITE_ENSURE_BYTES(thr, bw, DUK_HSTRING_GET_DATA(h_input) + match_end_boff, tmp_sz); r++; continue; } default: { #ifdef DUK_USE_REGEXP_SUPPORT duk_int_t capnum, captmp, capadv; /* XXX: optional check, match_caps is zero if no regexp, * so dollar will be interpreted literally anyway. */ if (!is_regexp) { goto repl_write; } if (!(ch2 >= DUK_ASC_0 && ch2 <= DUK_ASC_9)) { goto repl_write; } capnum = ch2 - DUK_ASC_0; capadv = 1; if (left >= 2) { ch3 = r[1]; if (ch3 >= DUK_ASC_0 && ch3 <= DUK_ASC_9) { captmp = capnum * 10 + (ch3 - DUK_ASC_0); if (captmp < match_caps) { capnum = captmp; capadv = 2; } } } if (capnum > 0 && capnum < match_caps) { DUK_ASSERT(is_regexp != 0); /* match_caps == 0 without regexps */ /* regexp res_obj is at offset 4 */ duk_get_prop_index(ctx, 4, (duk_uarridx_t) capnum); if (duk_is_string(ctx, -1)) { duk_hstring *h_tmp_str; h_tmp_str = duk_get_hstring(ctx, -1); DUK_ASSERT(h_tmp_str != NULL); DUK_BW_WRITE_ENSURE_HSTRING(thr, bw, h_tmp_str); } else { /* undefined -> skip (replaced with empty) */ } duk_pop(ctx); r += capadv; continue; } else { goto repl_write; } #else /* DUK_USE_REGEXP_SUPPORT */ goto repl_write; /* unconditionally */ #endif /* DUK_USE_REGEXP_SUPPORT */ } /* default case */ } /* switch (ch2) */ repl_write: /* ch1 = (r_increment << 8) + byte */ DUK_BW_WRITE_ENSURE_U8(thr, bw, (duk_uint8_t) (ch1 & 0xff)); r += ch1 >> 8; } /* while repl */ } /* if (is_repl_func) */ duk_pop(ctx); /* pop regexp res_obj or match string */ #ifdef DUK_USE_REGEXP_SUPPORT if (!is_global) { #else { /* unconditionally; is_global==0 */ #endif break; } } /* trailer */ tmp_sz = (duk_size_t) (DUK_HSTRING_GET_BYTELEN(h_input) - prev_match_end_boff); DUK_BW_WRITE_ENSURE_BYTES(thr, bw, DUK_HSTRING_GET_DATA(h_input) + prev_match_end_boff, tmp_sz); DUK_ASSERT_TOP(ctx, 4); DUK_BW_COMPACT(thr, bw); duk_to_string(ctx, -1); return 1; } /* * split() */ /* XXX: very messy now, but works; clean up, remove unused variables (nomimally * used so compiler doesn't complain). */ DUK_INTERNAL duk_ret_t duk_bi_string_prototype_split(duk_context *ctx) { duk_hthread *thr = (duk_hthread *) ctx; duk_hstring *h_input; duk_hstring *h_sep; duk_uint32_t limit; duk_uint32_t arr_idx; #ifdef DUK_USE_REGEXP_SUPPORT duk_bool_t is_regexp; #endif duk_bool_t matched; /* set to 1 if any match exists (needed for empty input special case) */ duk_uint32_t prev_match_end_coff, prev_match_end_boff; duk_uint32_t match_start_boff, match_start_coff; duk_uint32_t match_end_boff, match_end_coff; DUK_UNREF(thr); h_input = duk_push_this_coercible_to_string(ctx); DUK_ASSERT(h_input != NULL); duk_push_array(ctx); if (duk_is_undefined(ctx, 1)) { limit = 0xffffffffUL; } else { limit = duk_to_uint32(ctx, 1); } if (limit == 0) { return 1; } /* If the separator is a RegExp, make a "clone" of it. The specification * algorithm calls [[Match]] directly for specific indices; we emulate this * by tweaking lastIndex and using a "force global" variant of duk_regexp_match() * which will use global-style matching even when the RegExp itself is non-global. */ if (duk_is_undefined(ctx, 0)) { /* The spec algorithm first does "R = ToString(separator)" before checking * whether separator is undefined. Since this is side effect free, we can * skip the ToString() here. */ duk_dup(ctx, 2); duk_put_prop_index(ctx, 3, 0); return 1; } else if (duk_get_hobject_with_class(ctx, 0, DUK_HOBJECT_CLASS_REGEXP) != NULL) { #ifdef DUK_USE_REGEXP_SUPPORT duk_push_hobject_bidx(ctx, DUK_BIDX_REGEXP_CONSTRUCTOR); duk_dup(ctx, 0); duk_new(ctx, 1); /* [ ... RegExp val ] -> [ ... res ] */ duk_replace(ctx, 0); /* lastIndex is initialized to zero by new RegExp() */ is_regexp = 1; #else return DUK_RET_UNSUPPORTED_ERROR; #endif } else { duk_to_string(ctx, 0); #ifdef DUK_USE_REGEXP_SUPPORT is_regexp = 0; #endif } /* stack[0] = separator (string or regexp) * stack[1] = limit * stack[2] = input string * stack[3] = result array */ prev_match_end_boff = 0; prev_match_end_coff = 0; arr_idx = 0; matched = 0; for (;;) { /* * The specification uses RegExp [[Match]] to attempt match at specific * offsets. We don't have such a primitive, so we use an actual RegExp * and tweak lastIndex. Since the RegExp may be non-global, we use a * special variant which forces global-like behavior for matching. */ DUK_ASSERT_TOP(ctx, 4); #ifdef DUK_USE_REGEXP_SUPPORT if (is_regexp) { duk_dup(ctx, 0); duk_dup(ctx, 2); duk_regexp_match_force_global(thr); /* [ ... regexp input ] -> [ res_obj ] */ if (!duk_is_object(ctx, -1)) { duk_pop(ctx); break; } matched = 1; duk_get_prop_stridx(ctx, -1, DUK_STRIDX_INDEX); DUK_ASSERT(duk_is_number(ctx, -1)); match_start_coff = duk_get_int(ctx, -1); match_start_boff = duk_heap_strcache_offset_char2byte(thr, h_input, match_start_coff); duk_pop(ctx); if (match_start_coff == DUK_HSTRING_GET_CHARLEN(h_input)) { /* don't allow an empty match at the end of the string */ duk_pop(ctx); break; } duk_get_prop_stridx(ctx, 0, DUK_STRIDX_LAST_INDEX); DUK_ASSERT(duk_is_number(ctx, -1)); match_end_coff = duk_get_int(ctx, -1); match_end_boff = duk_heap_strcache_offset_char2byte(thr, h_input, match_end_coff); duk_pop(ctx); /* empty match -> bump and continue */ if (prev_match_end_boff == match_end_boff) { duk_push_int(ctx, match_end_coff + 1); duk_put_prop_stridx(ctx, 0, DUK_STRIDX_LAST_INDEX); duk_pop(ctx); continue; } } else { #else /* DUK_USE_REGEXP_SUPPORT */ { /* unconditionally */ #endif /* DUK_USE_REGEXP_SUPPORT */ const duk_uint8_t *p_start, *p_end, *p; /* input string scan */ const duk_uint8_t *q_start; /* match string */ duk_size_t q_blen, q_clen; p_start = DUK_HSTRING_GET_DATA(h_input); p_end = p_start + DUK_HSTRING_GET_BYTELEN(h_input); p = p_start + prev_match_end_boff; h_sep = duk_get_hstring(ctx, 0); DUK_ASSERT(h_sep != NULL); q_start = DUK_HSTRING_GET_DATA(h_sep); q_blen = (duk_size_t) DUK_HSTRING_GET_BYTELEN(h_sep); q_clen = (duk_size_t) DUK_HSTRING_GET_CHARLEN(h_sep); p_end -= q_blen; /* ensure full memcmp() fits in while */ match_start_coff = prev_match_end_coff; if (q_blen == 0) { /* Handle empty separator case: it will always match, and always * triggers the check in step 13.c.iii initially. Note that we * must skip to either end of string or start of first codepoint, * skipping over any continuation bytes! * * Don't allow an empty string to match at the end of the input. */ matched = 1; /* empty separator can always match */ match_start_coff++; p++; while (p < p_end) { if ((p[0] & 0xc0) != 0x80) { goto found; } p++; } goto not_found; } DUK_ASSERT(q_blen > 0 && q_clen > 0); while (p <= p_end) { DUK_ASSERT(p + q_blen <= DUK_HSTRING_GET_DATA(h_input) + DUK_HSTRING_GET_BYTELEN(h_input)); DUK_ASSERT(q_blen > 0); /* no issues with empty memcmp() */ if (DUK_MEMCMP((void *) p, (void *) q_start, (duk_size_t) q_blen) == 0) { /* never an empty match, so step 13.c.iii can't be triggered */ goto found; } /* track utf-8 non-continuation bytes */ if ((p[0] & 0xc0) != 0x80) { match_start_coff++; } p++; } not_found: /* not found */ break; found: matched = 1; match_start_boff = (duk_uint32_t) (p - p_start); match_end_coff = (duk_uint32_t) (match_start_coff + q_clen); /* constrained by string length */ match_end_boff = (duk_uint32_t) (match_start_boff + q_blen); /* ditto */ /* empty match (may happen with empty separator) -> bump and continue */ if (prev_match_end_boff == match_end_boff) { prev_match_end_boff++; prev_match_end_coff++; continue; } } /* if (is_regexp) */ /* stack[0] = separator (string or regexp) * stack[1] = limit * stack[2] = input string * stack[3] = result array * stack[4] = regexp res_obj (if is_regexp) */ DUK_DDD(DUK_DDDPRINT("split; match_start b=%ld,c=%ld, match_end b=%ld,c=%ld, prev_end b=%ld,c=%ld", (long) match_start_boff, (long) match_start_coff, (long) match_end_boff, (long) match_end_coff, (long) prev_match_end_boff, (long) prev_match_end_coff)); duk_push_lstring(ctx, (const char *) (DUK_HSTRING_GET_DATA(h_input) + prev_match_end_boff), (duk_size_t) (match_start_boff - prev_match_end_boff)); duk_put_prop_index(ctx, 3, arr_idx); arr_idx++; if (arr_idx >= limit) { goto hit_limit; } #ifdef DUK_USE_REGEXP_SUPPORT if (is_regexp) { duk_size_t i, len; len = duk_get_length(ctx, 4); for (i = 1; i < len; i++) { DUK_ASSERT(i <= DUK_UARRIDX_MAX); /* cannot have >4G captures */ duk_get_prop_index(ctx, 4, (duk_uarridx_t) i); duk_put_prop_index(ctx, 3, arr_idx); arr_idx++; if (arr_idx >= limit) { goto hit_limit; } } duk_pop(ctx); /* lastIndex already set up for next match */ } else { #else /* DUK_USE_REGEXP_SUPPORT */ { /* unconditionally */ #endif /* DUK_USE_REGEXP_SUPPORT */ /* no action */ } prev_match_end_boff = match_end_boff; prev_match_end_coff = match_end_coff; continue; } /* for */ /* Combined step 11 (empty string special case) and 14-15. */ DUK_DDD(DUK_DDDPRINT("split trailer; prev_end b=%ld,c=%ld", (long) prev_match_end_boff, (long) prev_match_end_coff)); if (DUK_HSTRING_GET_CHARLEN(h_input) > 0 || !matched) { /* Add trailer if: * a) non-empty input * b) empty input and no (zero size) match found (step 11) */ duk_push_lstring(ctx, (const char *) DUK_HSTRING_GET_DATA(h_input) + prev_match_end_boff, (duk_size_t) (DUK_HSTRING_GET_BYTELEN(h_input) - prev_match_end_boff)); duk_put_prop_index(ctx, 3, arr_idx); /* No arr_idx update or limit check */ } return 1; hit_limit: #ifdef DUK_USE_REGEXP_SUPPORT if (is_regexp) { duk_pop(ctx); } #endif return 1; } /* * Various */ #ifdef DUK_USE_REGEXP_SUPPORT DUK_LOCAL void duk__to_regexp_helper(duk_context *ctx, duk_idx_t index, duk_bool_t force_new) { duk_hobject *h; /* Shared helper for match() steps 3-4, search() steps 3-4. */ DUK_ASSERT(index >= 0); if (force_new) { goto do_new; } h = duk_get_hobject_with_class(ctx, index, DUK_HOBJECT_CLASS_REGEXP); if (!h) { goto do_new; } return; do_new: duk_push_hobject_bidx(ctx, DUK_BIDX_REGEXP_CONSTRUCTOR); duk_dup(ctx, index); duk_new(ctx, 1); /* [ ... RegExp val ] -> [ ... res ] */ duk_replace(ctx, index); } #endif /* DUK_USE_REGEXP_SUPPORT */ #ifdef DUK_USE_REGEXP_SUPPORT DUK_INTERNAL duk_ret_t duk_bi_string_prototype_search(duk_context *ctx) { duk_hthread *thr = (duk_hthread *) ctx; /* Easiest way to implement the search required by the specification * is to do a RegExp test() with lastIndex forced to zero. To avoid * side effects on the argument, "clone" the RegExp if a RegExp was * given as input. * * The global flag of the RegExp should be ignored; setting lastIndex * to zero (which happens when "cloning" the RegExp) should have an * equivalent effect. */ DUK_ASSERT_TOP(ctx, 1); (void) duk_push_this_coercible_to_string(ctx); /* at index 1 */ duk__to_regexp_helper(ctx, 0 /*index*/, 1 /*force_new*/); /* stack[0] = regexp * stack[1] = string */ /* Avoid using RegExp.prototype methods, as they're writable and * configurable and may have been changed. */ duk_dup(ctx, 0); duk_dup(ctx, 1); /* [ ... re_obj input ] */ duk_regexp_match(thr); /* -> [ ... res_obj ] */ if (!duk_is_object(ctx, -1)) { duk_push_int(ctx, -1); return 1; } duk_get_prop_stridx(ctx, -1, DUK_STRIDX_INDEX); DUK_ASSERT(duk_is_number(ctx, -1)); return 1; } #else /* DUK_USE_REGEXP_SUPPORT */ DUK_INTERNAL duk_ret_t duk_bi_string_prototype_search(duk_context *ctx) { DUK_UNREF(ctx); return DUK_RET_UNSUPPORTED_ERROR; }
unsigned int Context::getUInt(index_t i) { return duk_get_uint(m_handle, i); }
//duk_uint_t duk_get_uint(duk_context *ctx, duk_idx_t index); duk_uint_t aperl_duk_get_uint(duk_context *ctx, duk_idx_t index) { duk_uint_t ret = duk_get_uint(ctx, index); return ret; }
void StyleContext::parseStyleResult(StyleParamKey _key, StyleParam::Value& _val) const { _val = none_type{}; if (duk_is_string(m_ctx, -1)) { std::string value(duk_get_string(m_ctx, -1)); _val = StyleParam::parseString(_key, value); } else if (duk_is_boolean(m_ctx, -1)) { bool value = duk_get_boolean(m_ctx, -1); switch (_key) { case StyleParamKey::interactive: case StyleParamKey::text_interactive: case StyleParamKey::visible: _val = value; break; case StyleParamKey::extrude: _val = value ? glm::vec2(NAN, NAN) : glm::vec2(0.0f, 0.0f); break; default: break; } } else if (duk_is_array(m_ctx, -1)) { duk_get_prop_string(m_ctx, -1, "length"); int len = duk_get_int(m_ctx, -1); duk_pop(m_ctx); switch (_key) { case StyleParamKey::extrude: { if (len != 2) { LOGW("Wrong array size for extrusion: '%d'.", len); break; } duk_get_prop_index(m_ctx, -1, 0); double v1 = duk_get_number(m_ctx, -1); duk_pop(m_ctx); duk_get_prop_index(m_ctx, -1, 1); double v2 = duk_get_number(m_ctx, -1); duk_pop(m_ctx); _val = glm::vec2(v1, v2); break; } case StyleParamKey::color: case StyleParamKey::outline_color: case StyleParamKey::text_font_fill: case StyleParamKey::text_font_stroke_color: { if (len < 3 || len > 4) { LOGW("Wrong array size for color: '%d'.", len); break; } duk_get_prop_index(m_ctx, -1, 0); double r = duk_get_number(m_ctx, -1); duk_pop(m_ctx); duk_get_prop_index(m_ctx, -1, 1); double g = duk_get_number(m_ctx, -1); duk_pop(m_ctx); duk_get_prop_index(m_ctx, -1, 2); double b = duk_get_number(m_ctx, -1); duk_pop(m_ctx); double a = 1.0; if (len == 4) { duk_get_prop_index(m_ctx, -1, 3); a = duk_get_number(m_ctx, -1); duk_pop(m_ctx); } _val = (((uint32_t)(255.0 * a) & 0xff) << 24) | (((uint32_t)(255.0 * r) & 0xff)<< 16) | (((uint32_t)(255.0 * g) & 0xff)<< 8) | (((uint32_t)(255.0 * b) & 0xff)); break; } default: break; } } else if (duk_is_nan(m_ctx, -1)) { // Ignore setting value LOGD("duk evaluates JS method to NAN.\n"); } else if (duk_is_number(m_ctx, -1)) { switch (_key) { case StyleParamKey::extrude: _val = glm::vec2(0.f, static_cast<float>(duk_get_number(m_ctx, -1))); break; case StyleParamKey::width: case StyleParamKey::outline_width: { // TODO more efficient way to return pixels. // atm this only works by return value as string double v = duk_get_number(m_ctx, -1); _val = StyleParam::Width{static_cast<float>(v)}; break; } case StyleParamKey::text_font_stroke_width: { _val = static_cast<float>(duk_get_number(m_ctx, -1)); break; } case StyleParamKey::order: case StyleParamKey::outline_order: case StyleParamKey::priority: case StyleParamKey::color: case StyleParamKey::outline_color: case StyleParamKey::text_font_fill: case StyleParamKey::text_font_stroke_color: { _val = static_cast<uint32_t>(duk_get_uint(m_ctx, -1)); break; } default: break; } } else if (duk_is_null_or_undefined(m_ctx, -1)) { // Ignore setting value LOGD("duk evaluates JS method to null or undefined."); } else { LOGW("Unhandled return type from Javascript style function for %d.", _key); } DUMP("parseStyleResult\n"); }