1556 lines
42 KiB
C++
1556 lines
42 KiB
C++
/*
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; Project: Open Vehicle Monitor System
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; Date: 14th March 2017
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;
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; Changes:
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; 1.0 Initial release
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;
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; (C) 2011 Michael Stegen / Stegen Electronics
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; (C) 2011-2017 Mark Webb-Johnson
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; (C) 2011 Sonny Chen @ EPRO/DX
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;
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; Permission is hereby granted, free of charge, to any person obtaining a copy
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; of this software and associated documentation files (the "Software"), to deal
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; in the Software without restriction, including without limitation the rights
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; to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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; copies of the Software, and to permit persons to whom the Software is
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; furnished to do so, subject to the following conditions:
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;
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; The above copyright notice and this permission notice shall be included in
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; all copies or substantial portions of the Software.
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;
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; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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; THE SOFTWARE.
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*/
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#include "ovms_log.h"
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static const char *TAG = "ovms-duktape";
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#include <string>
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#include <fstream>
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#include <iostream>
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#include <string.h>
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#include <stdio.h>
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#include <dirent.h>
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#include <esp_task_wdt.h>
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#include "ovms_malloc.h"
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#include "ovms_module.h"
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#include "ovms_duktape.h"
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#include "ovms_config.h"
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#include "ovms_command.h"
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#include "ovms_events.h"
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#include "console_async.h"
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#include "buffered_shell.h"
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#include "ovms_netmanager.h"
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#include "ovms_tls.h"
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#ifdef CONFIG_OVMS_COMP_PLUGINS
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#include "ovms_plugins.h"
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#endif // #ifdef CONFIG_OVMS_COMP_PLUGINS
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OvmsDuktape MyDuktape __attribute__ ((init_priority (1000)));
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OvmsWriter* duktapewriter = NULL;
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#ifdef CONFIG_OVMS_SC_JAVASCRIPT_DUKTAPE_HEAP_UMM
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#include "umm_malloc.c"
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static void *umm_memory = NULL;
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#endif
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////////////////////////////////////////////////////////////////////////////////
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// Duktape utility functions
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static duk_int_t duk__eval_module_source(duk_context *ctx, void *udata);
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static void duk__push_module_object(duk_context *ctx, const char *id, duk_bool_t main);
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static duk_bool_t duk__get_cached_module(duk_context *ctx, const char *id)
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{
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duk_push_global_stash(ctx);
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(void) duk_get_prop_string(ctx, -1, "\xff" "requireCache");
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if (duk_get_prop_string(ctx, -1, id))
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{
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duk_remove(ctx, -2);
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duk_remove(ctx, -2);
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return 1;
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}
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else
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{
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duk_pop_3(ctx);
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return 0;
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}
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}
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/* Place a `module` object on the top of the value stack into the require cache
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* based on its `.id` property. As a convenience to the caller, leave the
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* object on top of the value stack afterwards.
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*/
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static void duk__put_cached_module(duk_context *ctx)
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{
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/* [ ... module ] */
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duk_push_global_stash(ctx);
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(void) duk_get_prop_string(ctx, -1, "\xff" "requireCache");
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duk_dup(ctx, -3);
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/* [ ... module stash req_cache module ] */
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(void) duk_get_prop_string(ctx, -1, "id");
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duk_dup(ctx, -2);
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duk_put_prop(ctx, -4);
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duk_pop_3(ctx); /* [ ... module ] */
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}
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static void duk__del_cached_module(duk_context *ctx, const char *id)
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{
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duk_push_global_stash(ctx);
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(void) duk_get_prop_string(ctx, -1, "\xff" "requireCache");
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duk_del_prop_string(ctx, -1, id);
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duk_pop_2(ctx);
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}
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static duk_ret_t duk__handle_require(duk_context *ctx)
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{
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/*
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* Value stack handling here is a bit sloppy but should be correct.
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* Call handling will clean up any extra garbage for us.
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*/
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const char *id;
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const char *parent_id;
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duk_idx_t module_idx;
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duk_idx_t stash_idx;
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duk_int_t ret;
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duk_push_global_stash(ctx);
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stash_idx = duk_normalize_index(ctx, -1);
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duk_push_current_function(ctx);
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(void) duk_get_prop_string(ctx, -1, "\xff" "moduleId");
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parent_id = duk_require_string(ctx, -1);
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(void) parent_id; /* not used directly; suppress warning */
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/* [ id stash require parent_id ] */
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id = duk_require_string(ctx, 0);
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(void) duk_get_prop_string(ctx, stash_idx, "\xff" "modResolve");
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duk_dup(ctx, 0); /* module ID */
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duk_dup(ctx, -3); /* parent ID */
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duk_call(ctx, 2);
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/* [ ... stash ... resolved_id ] */
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id = duk_require_string(ctx, -1);
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if (duk__get_cached_module(ctx, id))
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{
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goto have_module; /* use the cached module */
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}
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duk__push_module_object(ctx, id, 0 /*main*/);
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duk__put_cached_module(ctx); /* module remains on stack */
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/*
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* From here on out, we have to be careful not to throw. If it can't be
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* avoided, the error must be caught and the module removed from the
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* require cache before rethrowing. This allows the application to
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* reattempt loading the module.
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*/
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module_idx = duk_normalize_index(ctx, -1);
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/* [ ... stash ... resolved_id module ] */
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(void) duk_get_prop_string(ctx, stash_idx, "\xff" "modLoad");
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duk_dup(ctx, -3); /* resolved ID */
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(void) duk_get_prop_string(ctx, module_idx, "exports");
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duk_dup(ctx, module_idx);
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ret = duk_pcall(ctx, 3);
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if (ret != DUK_EXEC_SUCCESS)
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{
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duk__del_cached_module(ctx, id);
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duk_throw(ctx); /* rethrow */
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}
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if (duk_is_string(ctx, -1))
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{
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duk_int_t ret;
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/* [ ... module source ] */
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ret = duk_safe_call(ctx, duk__eval_module_source, NULL, 2, 1);
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if (ret != DUK_EXEC_SUCCESS)
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{
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duk__del_cached_module(ctx, id);
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duk_throw(ctx); /* rethrow */
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}
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}
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else if (duk_is_undefined(ctx, -1))
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{
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duk_pop(ctx);
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}
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else
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{
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duk__del_cached_module(ctx, id);
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duk_error(ctx, DUK_ERR_TYPE_ERROR, "invalid module load callback return value");
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}
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/* fall through */
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have_module:
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/* [ ... module ] */
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(void) duk_get_prop_string(ctx, -1, "exports");
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return 1;
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}
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static void duk__push_require_function(duk_context *ctx, const char *id)
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{
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duk_push_c_function(ctx, duk__handle_require, 1);
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duk_push_string(ctx, "name");
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duk_push_string(ctx, "require");
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duk_def_prop(ctx, -3, DUK_DEFPROP_HAVE_VALUE);
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duk_push_string(ctx, id);
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duk_put_prop_string(ctx, -2, "\xff" "moduleId");
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/* require.cache */
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duk_push_global_stash(ctx);
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(void) duk_get_prop_string(ctx, -1, "\xff" "requireCache");
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duk_put_prop_string(ctx, -3, "cache");
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duk_pop(ctx);
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/* require.main */
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duk_push_global_stash(ctx);
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(void) duk_get_prop_string(ctx, -1, "\xff" "mainModule");
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duk_put_prop_string(ctx, -3, "main");
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duk_pop(ctx);
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}
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static void duk__push_module_object(duk_context *ctx, const char *id, duk_bool_t main)
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{
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duk_push_object(ctx);
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/* Set this as the main module, if requested */
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if (main)
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{
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duk_push_global_stash(ctx);
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duk_dup(ctx, -2);
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duk_put_prop_string(ctx, -2, "\xff" "mainModule");
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duk_pop(ctx);
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}
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/* Node.js uses the canonicalized filename of a module for both module.id
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* and module.filename. We have no concept of a file system here, so just
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* use the module ID for both values.
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*/
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duk_push_string(ctx, id);
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duk_dup(ctx, -1);
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duk_put_prop_string(ctx, -3, "filename");
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duk_put_prop_string(ctx, -2, "id");
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/* module.exports = {} */
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duk_push_object(ctx);
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duk_put_prop_string(ctx, -2, "exports");
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/* module.loaded = false */
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duk_push_false(ctx);
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duk_put_prop_string(ctx, -2, "loaded");
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/* module.require */
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duk__push_require_function(ctx, id);
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duk_put_prop_string(ctx, -2, "require");
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}
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static duk_int_t duk__eval_module_source(duk_context *ctx, void *udata)
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{
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const char *src;
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/*
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* Stack: [ ... module source ]
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*/
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(void) udata;
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/* Wrap the module code in a function expression. This is the simplest
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* way to implement CommonJS closure semantics and matches the behavior of
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* e.g. Node.js.
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*/
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duk_push_string(ctx, "(function(exports,require,module,__filename,__dirname){");
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src = duk_require_string(ctx, -2);
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duk_push_string(ctx, (src[0] == '#' && src[1] == '!') ? "//" : ""); /* Shebang support. */
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duk_dup(ctx, -3); /* source */
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duk_push_string(ctx, "\n})"); /* Newline allows module last line to contain a // comment. */
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duk_concat(ctx, 4);
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/* [ ... module source func_src ] */
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(void) duk_get_prop_string(ctx, -3, "filename");
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duk_compile(ctx, DUK_COMPILE_EVAL);
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duk_call(ctx, 0);
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/* [ ... module source func ] */
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/* Set name for the wrapper function. */
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duk_push_string(ctx, "name");
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duk_push_string(ctx, "main");
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duk_def_prop(ctx, -3, DUK_DEFPROP_HAVE_VALUE | DUK_DEFPROP_FORCE);
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/* call the function wrapper */
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(void) duk_get_prop_string(ctx, -3, "exports"); /* exports */
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(void) duk_get_prop_string(ctx, -4, "require"); /* require */
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duk_dup(ctx, -5); /* module */
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(void) duk_get_prop_string(ctx, -6, "filename"); /* __filename */
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duk_push_undefined(ctx); /* __dirname */
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duk_call(ctx, 5);
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/* [ ... module source result(ignore) ] */
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/* module.loaded = true */
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duk_push_true(ctx);
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duk_put_prop_string(ctx, -4, "loaded");
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/* [ ... module source retval ] */
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duk_pop_2(ctx);
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/* [ ... module ] */
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return 1;
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}
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/* Load a module as the 'main' module. */
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duk_ret_t duk_module_node_peval_main(duk_context *ctx, const char *path)
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{
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/*
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* Stack: [ ... source ]
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*/
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duk__push_module_object(ctx, path, 1 /*main*/);
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/* [ ... source module ] */
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duk_dup(ctx, 0);
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/* [ ... source module source ] */
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return duk_safe_call(ctx, duk__eval_module_source, NULL, 2, 1);
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}
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void duk_module_node_init(duk_context *ctx)
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{
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/*
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* Stack: [ ... options ] => [ ... ]
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*/
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duk_idx_t options_idx;
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duk_require_object_coercible(ctx, -1); /* error before setting up requireCache */
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options_idx = duk_require_normalize_index(ctx, -1);
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/* Initialize the require cache to a fresh object. */
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duk_push_global_stash(ctx);
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duk_push_bare_object(ctx);
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duk_put_prop_string(ctx, -2, "\xff" "requireCache");
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duk_pop(ctx);
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/* Stash callbacks for later use. User code can overwrite them later
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* on directly by accessing the global stash.
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*/
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duk_push_global_stash(ctx);
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duk_get_prop_string(ctx, options_idx, "resolve");
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duk_require_function(ctx, -1);
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duk_put_prop_string(ctx, -2, "\xff" "modResolve");
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duk_get_prop_string(ctx, options_idx, "load");
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duk_require_function(ctx, -1);
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duk_put_prop_string(ctx, -2, "\xff" "modLoad");
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duk_pop(ctx);
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/* Stash main module. */
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duk_push_global_stash(ctx);
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duk_push_undefined(ctx);
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duk_put_prop_string(ctx, -2, "\xff" "mainModule");
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duk_pop(ctx);
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/* register `require` as a global function. */
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duk_push_global_object(ctx);
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duk_push_string(ctx, "require");
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duk__push_require_function(ctx, "");
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duk_def_prop(ctx, -3, DUK_DEFPROP_HAVE_VALUE |
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DUK_DEFPROP_SET_WRITABLE |
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DUK_DEFPROP_SET_CONFIGURABLE);
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duk_pop(ctx);
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duk_pop(ctx); /* pop argument */
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}
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////////////////////////////////////////////////////////////////////////////////
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// Duktape engine task
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void DukTapeLaunchTask(void *pvParameters)
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{
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OvmsDuktape* me = (OvmsDuktape*)pvParameters;
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me->DukTapeTask();
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}
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void* DukOvmsAlloc(void *udata, duk_size_t size)
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{
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#ifdef CONFIG_OVMS_SC_JAVASCRIPT_DUKTAPE_HEAP_UMM
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return umm_malloc(size);
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#else
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return ExternalRamMalloc(size);
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#endif
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}
|
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|
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void* DukOvmsRealloc(void *udata, void *ptr, duk_size_t size)
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{
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#ifdef CONFIG_OVMS_SC_JAVASCRIPT_DUKTAPE_HEAP_UMM
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return umm_realloc(ptr, size);
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#else
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return ExternalRamRealloc(ptr, size);
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#endif
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}
|
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|
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void DukOvmsFree(void *udata, void *ptr)
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{
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#ifdef CONFIG_OVMS_SC_JAVASCRIPT_DUKTAPE_HEAP_UMM
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umm_free(ptr);
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#else
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free(ptr);
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#endif
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}
|
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|
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void DukOvmsFatalHandler(void *udata, const char *msg)
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{
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ESP_LOGE(TAG, "Duktape fatal error: %s",msg);
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abort();
|
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}
|
|
|
|
void DukOvmsErrorHandler(duk_context *ctx, duk_idx_t err_idx, OvmsWriter *writer, const char *filename)
|
|
{
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const char *error, *stack = NULL;
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int linenumber = 0;
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if (!filename) filename = "eval";
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duk_require_stack(ctx, 1);
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|
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if (duk_is_error(ctx, err_idx))
|
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{
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duk_get_prop_string(ctx, err_idx, "fileName");
|
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if (duk_is_string(ctx, -1))
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filename = duk_get_string(ctx, -1);
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duk_pop(ctx);
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duk_get_prop_string(ctx, err_idx, "lineNumber");
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linenumber = duk_get_number_default(ctx, -1, 0);
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duk_pop(ctx);
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duk_get_prop_string(ctx, err_idx, "stack");
|
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if (duk_is_string(ctx, -1))
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stack = duk_get_string(ctx, -1);
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duk_pop(ctx);
|
|
}
|
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error = stack ? stack : duk_safe_to_string(ctx, err_idx);
|
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|
|
if (writer)
|
|
{
|
|
// some errors have line numbers
|
|
if (linenumber == 0 || strstr(error, "(line "))
|
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writer->printf("ERROR: %s\n", error);
|
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else
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writer->printf("ERROR: %s (line %d)\n", error, linenumber);
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}
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else
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{
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ESP_LOGE(TAG, "[%s:%d] %s", filename, linenumber, error);
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}
|
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}
|
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|
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static duk_ret_t DukOvmsResolveModule(duk_context *ctx)
|
|
{
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const char *module_id;
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const char *parent_id;
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|
|
module_id = duk_require_string(ctx, 0);
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parent_id = duk_require_string(ctx, 1);
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|
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duk_push_sprintf(ctx, "%s.js", module_id);
|
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ESP_LOGD(TAG,"resolve_cb: id:'%s', parent-id:'%s', resolve-to:'%s'",
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module_id, parent_id, duk_get_string(ctx, -1));
|
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return 1;
|
|
}
|
|
|
|
static duk_ret_t DukOvmsLoadModule(duk_context *ctx)
|
|
{
|
|
const char *filename;
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const char *module_id;
|
|
|
|
module_id = duk_require_string(ctx, 0);
|
|
duk_get_prop_string(ctx, 2, "filename");
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|
filename = duk_require_string(ctx, -1);
|
|
|
|
if (strncmp(module_id,"int/",4)==0)
|
|
{
|
|
// Load internal module
|
|
std::string name(module_id+4,strlen(module_id)-7);
|
|
duktape_registermodule_t* mod = MyDuktape.FindDuktapeModule(name.c_str());
|
|
if (mod == NULL)
|
|
{
|
|
duk_error(ctx, DUK_ERR_TYPE_ERROR, "load_cb: cannot find internal module: %s", module_id);
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
ESP_LOGD(TAG,"load_cb: id:'%s' internally provided %s (%d bytes)", module_id, filename, mod->length);
|
|
duk_push_lstring(ctx, mod->start, mod->length);
|
|
MyDuktape.NotifyDuktapeModuleLoad(filename);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
ESP_LOGD(TAG,"load_cb: id:'%s', filename:'%s'", module_id, filename);
|
|
|
|
// Resolve the module path
|
|
std::string path;
|
|
FILE* sf;
|
|
if (strncmp(filename,"plugin/",7)==0)
|
|
{
|
|
path = std::string("/store/plugins/");
|
|
path.append(filename+7);
|
|
sf = fopen(path.c_str(), "r");
|
|
}
|
|
else
|
|
{
|
|
path = std::string("/store/scripts/");
|
|
path.append(filename);
|
|
sf = fopen(path.c_str(), "r");
|
|
if (sf == NULL)
|
|
{
|
|
path = std::string("/sd/scripts/");
|
|
path.append(filename);
|
|
sf = fopen(path.c_str(), "r");
|
|
}
|
|
}
|
|
|
|
// Go ahead and load the module
|
|
if (sf == NULL)
|
|
{
|
|
duk_error(ctx, DUK_ERR_TYPE_ERROR, "load_cb: cannot find module: %s", module_id);
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
fseek(sf,0,SEEK_END);
|
|
long slen = ftell(sf);
|
|
fseek(sf,0,SEEK_SET);
|
|
char *script = new char[slen+1];
|
|
memset(script,0,slen+1);
|
|
fread(script,1,slen,sf);
|
|
duk_push_string(ctx, script);
|
|
delete [] script;
|
|
fclose(sf);
|
|
ESP_LOGD(TAG,"load_cb: id:'%s' vfs provided %s (%lu bytes)", module_id, filename, slen);
|
|
MyDuktape.NotifyDuktapeModuleLoad(filename);
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// DuktapeObject
|
|
|
|
/**
|
|
* Construct empty (uncoupled) DuktapeObject
|
|
*/
|
|
DuktapeObject::DuktapeObject()
|
|
{
|
|
}
|
|
|
|
/**
|
|
* Construct DuktapeObject coupled to stack object
|
|
* Stack: unchanged
|
|
*/
|
|
DuktapeObject::DuktapeObject(duk_context *ctx, int obj_idx)
|
|
{
|
|
Couple(ctx, obj_idx);
|
|
assert(IsCoupled());
|
|
}
|
|
|
|
/**
|
|
* Destruct DuktapeObject
|
|
* Note: no JS context here, override Finalize() for JS destructor
|
|
*/
|
|
DuktapeObject::~DuktapeObject()
|
|
{
|
|
}
|
|
|
|
/**
|
|
* Ref: increment reference count
|
|
*/
|
|
void DuktapeObject::Ref()
|
|
{
|
|
Lock();
|
|
m_refcnt++;
|
|
// ESP_LOGD(TAG, "DuktapeObject::Ref cnt=%d", m_refcnt);
|
|
Unlock();
|
|
}
|
|
|
|
/**
|
|
* Unref: decrement reference count, delete self if no references left
|
|
* Returns true if instance has been deleted
|
|
*/
|
|
bool DuktapeObject::Unref()
|
|
{
|
|
Lock();
|
|
assert(m_refcnt > 0);
|
|
m_refcnt--;
|
|
// ESP_LOGD(TAG, "DuktapeObject::Unref cnt=%d", m_refcnt);
|
|
if (m_refcnt == 0)
|
|
{
|
|
delete this;
|
|
return true;
|
|
}
|
|
Unlock();
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Couple: set hidden instance pointer & finalizer on JS object
|
|
* Stack: unchanged
|
|
*/
|
|
bool DuktapeObject::Couple(duk_context *ctx, int obj_idx)
|
|
{
|
|
OvmsRecMutexLock lock(&m_mutex);
|
|
duk_require_object(ctx, obj_idx);
|
|
m_object = duk_get_heapptr(ctx, obj_idx);
|
|
if (!m_object) return false;
|
|
duk_require_stack(ctx, 3);
|
|
duk_push_heapptr(ctx, m_object);
|
|
// set instance pointer:
|
|
duk_push_pointer(ctx, this);
|
|
duk_put_prop_string(ctx, -2, DUK_HIDDEN_SYMBOL("duktapeObject"));
|
|
// set finalizer:
|
|
duk_push_c_function(ctx, DuktapeFinalizer, 2 /*(object,heapDestruct)*/);
|
|
duk_set_finalizer(ctx, -2);
|
|
duk_pop(ctx);
|
|
Ref();
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Decouple: clear hidden instance pointer & finalizer on JS object
|
|
* Stack: unchanged
|
|
*/
|
|
void DuktapeObject::Decouple(duk_context *ctx)
|
|
{
|
|
{
|
|
OvmsRecMutexLock lock(&m_mutex);
|
|
if (!m_object) return;
|
|
duk_require_stack(ctx, 3);
|
|
duk_push_heapptr(ctx, m_object);
|
|
// clear instance pointer:
|
|
duk_del_prop_string(ctx, -1, DUK_HIDDEN_SYMBOL("duktapeObject"));
|
|
// clear finalizer:
|
|
duk_push_undefined(ctx);
|
|
duk_set_finalizer(ctx, -2);
|
|
duk_pop(ctx);
|
|
m_object = NULL;
|
|
}
|
|
Unref();
|
|
}
|
|
|
|
/**
|
|
* GetInstance: get hidden instance pointer from JS object
|
|
* Returns null if no instance is attached
|
|
* Stack: unchanged
|
|
*/
|
|
DuktapeObject* DuktapeObject::GetInstance(duk_context *ctx, int obj_idx)
|
|
{
|
|
DuktapeObject* instance = NULL;
|
|
duk_require_stack(ctx, 2);
|
|
if (duk_get_prop_string(ctx, obj_idx, DUK_HIDDEN_SYMBOL("duktapeObject")))
|
|
instance = (DuktapeObject*)duk_get_pointer(ctx, -1);
|
|
duk_pop(ctx);
|
|
return instance;
|
|
}
|
|
|
|
/**
|
|
* DuktapeFinalizer: Duktape finalizer (destructor) entry
|
|
*/
|
|
duk_ret_t DuktapeObject::DuktapeFinalizer(duk_context *ctx)
|
|
{
|
|
DuktapeObject* me = GetInstance(ctx, 0);
|
|
bool heapDestruct = duk_opt_boolean(ctx, 1, false);
|
|
if (me) me->Finalize(ctx, heapDestruct);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* Finalize: JS destructor, called by garbage collection
|
|
*/
|
|
void DuktapeObject::Finalize(duk_context *ctx, bool heapDestruct)
|
|
{
|
|
// ESP_LOGD(TAG, "DuktapeObject::Finalize heapDestruct=%d", heapDestruct);
|
|
Decouple(ctx); // deletes self if no reference left
|
|
}
|
|
|
|
/**
|
|
* Push: push coupled JS object onto stack
|
|
* Stack: [ … ] → [ … obj ]
|
|
*/
|
|
duk_idx_t DuktapeObject::Push(duk_context *ctx)
|
|
{
|
|
OvmsRecMutexLock lock(&m_mutex);
|
|
if (!m_object) return DUK_INVALID_INDEX;
|
|
duk_require_stack(ctx, 1);
|
|
return duk_push_heapptr(ctx, m_object);
|
|
}
|
|
|
|
/**
|
|
* Register object with the global stash to prevent garbage collection
|
|
* Stack: unchanged
|
|
*/
|
|
void DuktapeObject::Register(duk_context *ctx)
|
|
{
|
|
OvmsRecMutexLock lock(&m_mutex);
|
|
if (!m_object || m_registered) return;
|
|
// ESP_LOGD(TAG, "DuktapeObject::Register @globalStash");
|
|
duk_require_stack(ctx, 3);
|
|
|
|
// get registry:
|
|
duk_push_global_stash(ctx);
|
|
if (!duk_get_prop_string(ctx, -1, "duktapeObjectRegistry"))
|
|
{
|
|
// create registry:
|
|
duk_pop(ctx);
|
|
duk_push_object(ctx);
|
|
duk_dup(ctx, -1);
|
|
duk_put_prop_string(ctx, -3, "duktapeObjectRegistry");
|
|
}
|
|
|
|
// register using instance address as key:
|
|
duk_push_pointer(ctx, this);
|
|
duk_push_heapptr(ctx, m_object);
|
|
duk_put_prop(ctx, -3);
|
|
|
|
duk_pop_2(ctx); // registry & global stash
|
|
|
|
m_registry = NULL;
|
|
m_registered = true;
|
|
}
|
|
|
|
/**
|
|
* Register with a specific registry object on the stack
|
|
* Note: you need to ensure the object is stable until deregistration!
|
|
* Stack: unchanged
|
|
*/
|
|
void DuktapeObject::Register(duk_context *ctx, int obj_idx)
|
|
{
|
|
OvmsRecMutexLock lock(&m_mutex);
|
|
if (!m_object || m_registered) return;
|
|
// ESP_LOGD(TAG, "DuktapeObject::Register @object");
|
|
duk_require_object(ctx, obj_idx);
|
|
duk_require_stack(ctx, 3);
|
|
|
|
// register using instance address as key:
|
|
duk_dup(ctx, obj_idx);
|
|
duk_push_pointer(ctx, this);
|
|
duk_push_heapptr(ctx, m_object);
|
|
duk_put_prop(ctx, -3);
|
|
duk_pop(ctx);
|
|
|
|
m_registry = duk_get_heapptr(ctx, obj_idx);
|
|
m_registered = true;
|
|
}
|
|
|
|
/**
|
|
* Deregister:
|
|
* Stack: unchanged
|
|
*/
|
|
void DuktapeObject::Deregister(duk_context *ctx)
|
|
{
|
|
OvmsRecMutexLock lock(&m_mutex);
|
|
if (!m_object || !m_registered) return;
|
|
// ESP_LOGD(TAG, "DuktapeObject::Deregister");
|
|
duk_require_stack(ctx, 3);
|
|
|
|
if (m_registry)
|
|
{
|
|
duk_push_heapptr(ctx, m_registry);
|
|
duk_push_pointer(ctx, this);
|
|
duk_del_prop(ctx, -2);
|
|
duk_pop(ctx); // registry
|
|
}
|
|
else
|
|
{
|
|
duk_push_global_stash(ctx);
|
|
if (duk_get_prop_string(ctx, -1, "duktapeObjectRegistry"))
|
|
{
|
|
duk_push_pointer(ctx, this);
|
|
duk_del_prop(ctx, -2);
|
|
}
|
|
duk_pop_2(ctx); // registry & global stash
|
|
}
|
|
|
|
m_registry = NULL;
|
|
m_registered = false;
|
|
}
|
|
|
|
/**
|
|
* RequestCallback: request object method call by Duktape context
|
|
*/
|
|
void DuktapeObject::RequestCallback(const char* method, void* data /*=NULL*/)
|
|
{
|
|
if (MyDuktape.DukTapeAvailable())
|
|
{
|
|
Ref();
|
|
MyDuktape.DuktapeRequestCallback(this, method, data);
|
|
}
|
|
else
|
|
{
|
|
ESP_LOGE(TAG, "DuktapeObject::RequestCallback(%s) failed: Duktape not available", method);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* DuktapeCallback: call object method in Duktape context
|
|
*/
|
|
duk_ret_t DuktapeObject::DuktapeCallback(duk_context *ctx, duktape_queue_t &msg)
|
|
{
|
|
duk_ret_t res = -1;
|
|
if (ctx)
|
|
res = CallMethod(ctx, msg.body.dt_callback.method, msg.body.dt_callback.data);
|
|
else
|
|
ESP_LOGE(TAG, "DuktapeObject::DuktapeCallback(%s) failed: Duktape shutdown", msg.body.dt_callback.method);
|
|
Unref();
|
|
return res;
|
|
}
|
|
|
|
/**
|
|
* CallMethod: execute object method in Duktape context
|
|
* Default implementation: no args, no return values, no error processing
|
|
*/
|
|
duk_ret_t DuktapeObject::CallMethod(duk_context *ctx, const char* method, void* data /*=NULL*/)
|
|
{
|
|
if (!ctx)
|
|
{
|
|
RequestCallback(method, data);
|
|
return 0;
|
|
}
|
|
OvmsRecMutexLock lock(&m_mutex);
|
|
if (!IsCoupled()) return 0;
|
|
int entry_top = duk_get_top(ctx);
|
|
Push(ctx);
|
|
duk_push_string(ctx, method);
|
|
if (duk_pcall_prop(ctx, -2, 0) != 0)
|
|
{
|
|
DukOvmsErrorHandler(ctx, -1);
|
|
}
|
|
// discard return values if any + this:
|
|
duk_pop_n(ctx, duk_get_top(ctx) - entry_top);
|
|
return 0;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// DuktapeObjectRegistration
|
|
//
|
|
// An object to record a Duktape object registration for OVMS
|
|
|
|
DuktapeObjectRegistration::DuktapeObjectRegistration(const char* name)
|
|
{
|
|
m_name = name;
|
|
}
|
|
|
|
DuktapeObjectRegistration::~DuktapeObjectRegistration()
|
|
{
|
|
}
|
|
|
|
const char* DuktapeObjectRegistration::GetName()
|
|
{
|
|
return m_name;
|
|
}
|
|
|
|
void DuktapeObjectRegistration::RegisterDuktapeFunction(duk_c_function func, duk_idx_t nargs, const char* name)
|
|
{
|
|
duktape_registerfunction_t* fn = new duktape_registerfunction_t;
|
|
fn->func = func;
|
|
fn->nargs = nargs;
|
|
m_fnmap[name] = fn;
|
|
}
|
|
|
|
void DuktapeObjectRegistration::RegisterWithDuktape(duk_context* ctx)
|
|
{
|
|
duk_push_object(ctx);
|
|
|
|
DuktapeFunctionMap::iterator itm=m_fnmap.begin();
|
|
while (itm!=m_fnmap.end())
|
|
{
|
|
const char* name = itm->first;
|
|
duktape_registerfunction_t* fn = itm->second;
|
|
ESP_LOGD(TAG,"Duktape: Pre-Registered object %s function %s",m_name,name);
|
|
duk_push_c_function(ctx, fn->func, fn->nargs);
|
|
duk_push_string(ctx, "name");
|
|
duk_push_string(ctx, name);
|
|
duk_def_prop(ctx, -3, DUK_DEFPROP_HAVE_VALUE | DUK_DEFPROP_FORCE); /* Improve stacktraces by displaying function name */
|
|
duk_put_prop_string(ctx, -2, name);
|
|
++itm;
|
|
}
|
|
|
|
duk_put_global_string(ctx, m_name);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// DuktapeConsoleCommand
|
|
|
|
DuktapeConsoleCommand::DuktapeConsoleCommand(duk_context *ctx, int obj_idx, OvmsCommand* cmd, const char* module)
|
|
: DuktapeObject(ctx, obj_idx)
|
|
{
|
|
m_cmd = cmd;
|
|
m_module = std::string(module);
|
|
}
|
|
|
|
DuktapeConsoleCommand::~DuktapeConsoleCommand()
|
|
{
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// OvmsDuktape
|
|
//
|
|
// This is the main OVMS Duktape registry and singleton utiltiy object
|
|
|
|
OvmsDuktape::OvmsDuktape()
|
|
{
|
|
ESP_LOGI(TAG, "Initialising DUKTAPE Registry (1000)");
|
|
|
|
m_dukctx = NULL;
|
|
m_duktaskid = NULL;
|
|
m_duktaskqueue = NULL;
|
|
|
|
// Register standard modules...
|
|
extern const char mod_pubsub_js_start[] asm("_binary_pubsub_js_start");
|
|
extern const char mod_pubsub_js_end[] asm("_binary_pubsub_js_end");
|
|
RegisterDuktapeModule(mod_pubsub_js_start, mod_pubsub_js_end - mod_pubsub_js_start, "PubSub");
|
|
|
|
extern const char mod_json_js_start[] asm("_binary_json_js_start");
|
|
extern const char mod_json_js_end[] asm("_binary_json_js_end");
|
|
RegisterDuktapeModule(mod_json_js_start, mod_json_js_end - mod_json_js_start, "JSON");
|
|
|
|
// Start the DukTape task...
|
|
m_duktaskqueue = xQueueCreate(CONFIG_OVMS_SC_JAVASCRIPT_DUKTAPE_QUEUE_SIZE,sizeof(duktape_queue_t));
|
|
xTaskCreatePinnedToCore(DukTapeLaunchTask, "OVMS DukTape",
|
|
CONFIG_OVMS_SC_JAVASCRIPT_DUKTAPE_STACK, (void*)this,
|
|
CONFIG_OVMS_SC_JAVASCRIPT_DUKTAPE_PRIORITY, &m_duktaskid, CORE(1));
|
|
AddTaskToMap(m_duktaskid);
|
|
}
|
|
|
|
OvmsDuktape::~OvmsDuktape()
|
|
{
|
|
duk_destroy_heap(m_dukctx);
|
|
#ifdef CONFIG_OVMS_SC_JAVASCRIPT_DUKTAPE_HEAP_UMM
|
|
if (umm_memory != NULL)
|
|
{
|
|
free(umm_memory);
|
|
umm_memory = NULL;
|
|
}
|
|
#endif
|
|
m_dukctx = NULL;
|
|
}
|
|
|
|
void OvmsDuktape::RegisterDuktapeFunction(duk_c_function func, duk_idx_t nargs, const char* name)
|
|
{
|
|
duktape_registerfunction_t* fn = new duktape_registerfunction_t;
|
|
fn->func = func;
|
|
fn->nargs = nargs;
|
|
m_fnmap[name] = fn;
|
|
}
|
|
|
|
void OvmsDuktape::RegisterDuktapeModule(const char* start, size_t length, const char* name)
|
|
{
|
|
duktape_registermodule_t* mn = new duktape_registermodule_t;
|
|
mn->start = start;
|
|
mn->length = length;
|
|
m_modmap[name] = mn;
|
|
}
|
|
|
|
duktape_registermodule_t* OvmsDuktape::FindDuktapeModule(const char* name)
|
|
{
|
|
auto mod = m_modmap.find(name);
|
|
if (mod == m_modmap.end())
|
|
{ return NULL; }
|
|
else
|
|
{ return mod->second; }
|
|
}
|
|
|
|
void OvmsDuktape::RegisterDuktapeObject(DuktapeObjectRegistration* ob)
|
|
{
|
|
m_obmap[ob->GetName()] = ob;
|
|
}
|
|
|
|
void OvmsDuktape::AutoInitDuktape()
|
|
{
|
|
if (MyConfig.GetParamValueBool("auto", "scripting", true))
|
|
{
|
|
duktape_queue_t dmsg;
|
|
memset(&dmsg, 0, sizeof(dmsg));
|
|
dmsg.type = DUKTAPE_autoinit;
|
|
DuktapeDispatch(&dmsg);
|
|
}
|
|
}
|
|
|
|
void OvmsDuktape::EventScript(std::string event, void* data)
|
|
{
|
|
if (!m_dukctx) return;
|
|
|
|
// dispatch event to PubSub component:
|
|
duktape_queue_t dmsg;
|
|
memset(&dmsg, 0, sizeof(dmsg));
|
|
dmsg.type = DUKTAPE_event;
|
|
dmsg.body.dt_event.name = strdup(event.c_str());
|
|
dmsg.body.dt_event.data = NULL; // data unused, may also be invalid in async script execution
|
|
if (!DuktapeDispatch(&dmsg, 0))
|
|
{
|
|
ESP_LOGE(TAG, "EventScript: event '%s' lost (queue overflow)", event.c_str());
|
|
free((void*)dmsg.body.dt_event.name);
|
|
}
|
|
else
|
|
{
|
|
// event processing delayed?
|
|
int qwait = uxQueueMessagesWaiting(m_duktaskqueue);
|
|
if (qwait > 10)
|
|
{
|
|
ESP_LOGW(TAG, "EventScript: event '%s' delayed, queued at position %d/%d", event.c_str(),
|
|
qwait, CONFIG_OVMS_SC_JAVASCRIPT_DUKTAPE_QUEUE_SIZE);
|
|
}
|
|
}
|
|
|
|
if (event == "ticker.60")
|
|
{
|
|
// request garbage collection once per minute:
|
|
DuktapeCompact(false);
|
|
}
|
|
}
|
|
|
|
bool OvmsDuktape::DuktapeDispatch(duktape_queue_t* msg, TickType_t queuewait /*=portMAX_DELAY*/)
|
|
{
|
|
msg->waitcompletion = NULL;
|
|
if (xQueueSend(m_duktaskqueue, msg, queuewait) != pdPASS)
|
|
{
|
|
ESP_LOGW(TAG, "DuktapeDispatch: msg type %u lost, queue full", msg->type);
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
void OvmsDuktape::DuktapeDispatchWait(duktape_queue_t* msg)
|
|
{
|
|
msg->waitcompletion = xSemaphoreCreateBinary();
|
|
xQueueSend(m_duktaskqueue, msg, portMAX_DELAY);
|
|
xSemaphoreTake(msg->waitcompletion, portMAX_DELAY);
|
|
vSemaphoreDelete(msg->waitcompletion);
|
|
msg->waitcompletion = NULL;
|
|
}
|
|
|
|
void OvmsDuktape::DuktapeEvalNoResult(const char* text, OvmsWriter* writer, const char* filename /*=NULL*/)
|
|
{
|
|
duktape_queue_t dmsg;
|
|
memset(&dmsg, 0, sizeof(dmsg));
|
|
dmsg.type = DUKTAPE_evalnoresult;
|
|
dmsg.writer = writer;
|
|
dmsg.body.dt_evalnoresult.text = text;
|
|
dmsg.body.dt_evalnoresult.filename = filename;
|
|
DuktapeDispatchWait(&dmsg);
|
|
}
|
|
|
|
float OvmsDuktape::DuktapeEvalFloatResult(const char* text, OvmsWriter* writer)
|
|
{
|
|
float result = 0;
|
|
duktape_queue_t dmsg;
|
|
memset(&dmsg, 0, sizeof(dmsg));
|
|
dmsg.type = DUKTAPE_evalfloatresult;
|
|
dmsg.writer = writer;
|
|
dmsg.body.dt_evalfloatresult.text = text;
|
|
dmsg.body.dt_evalfloatresult.result = &result;
|
|
DuktapeDispatchWait(&dmsg);
|
|
return result;
|
|
}
|
|
|
|
int OvmsDuktape::DuktapeEvalIntResult(const char* text, OvmsWriter* writer)
|
|
{
|
|
int result = 0;
|
|
duktape_queue_t dmsg;
|
|
memset(&dmsg, 0, sizeof(dmsg));
|
|
dmsg.type = DUKTAPE_evalintresult;
|
|
dmsg.writer = writer;
|
|
dmsg.body.dt_evalintresult.text = text;
|
|
dmsg.body.dt_evalintresult.result = &result;
|
|
DuktapeDispatchWait(&dmsg);
|
|
return result;
|
|
}
|
|
|
|
void OvmsDuktape::DuktapeReload()
|
|
{
|
|
duktape_queue_t dmsg;
|
|
memset(&dmsg, 0, sizeof(dmsg));
|
|
dmsg.type = DUKTAPE_reload;
|
|
DuktapeDispatchWait(&dmsg);
|
|
}
|
|
|
|
void OvmsDuktape::DuktapeCompact(bool wait /*=true*/)
|
|
{
|
|
duktape_queue_t dmsg;
|
|
memset(&dmsg, 0, sizeof(dmsg));
|
|
dmsg.type = DUKTAPE_compact;
|
|
if (wait)
|
|
DuktapeDispatchWait(&dmsg);
|
|
else
|
|
DuktapeDispatch(&dmsg, 0);
|
|
}
|
|
|
|
void OvmsDuktape::DuktapeRequestCallback(DuktapeObject* instance, const char* method, void* data)
|
|
{
|
|
duktape_queue_t dmsg;
|
|
memset(&dmsg, 0, sizeof(dmsg));
|
|
dmsg.type = DUKTAPE_callback;
|
|
dmsg.body.dt_callback.instance = instance;
|
|
dmsg.body.dt_callback.method = method;
|
|
dmsg.body.dt_callback.data = data;
|
|
DuktapeDispatch(&dmsg);
|
|
}
|
|
|
|
OvmsWriter* OvmsDuktape::GetDuktapeWriter()
|
|
{
|
|
return duktapewriter;
|
|
}
|
|
|
|
void OvmsDuktape::DukGetCallInfo(duk_context *ctx, std::string *filename, int *linenumber, std::string *function)
|
|
{
|
|
duk_require_stack(ctx, 3);
|
|
for (int i=-2; ; i--)
|
|
{
|
|
*filename = "";
|
|
*function = "";
|
|
duk_inspect_callstack_entry(ctx, i);
|
|
if (duk_is_undefined(ctx, -1))
|
|
{
|
|
duk_pop(ctx);
|
|
break;
|
|
}
|
|
duk_get_prop_string(ctx, -1, "lineNumber");
|
|
*linenumber = duk_get_number_default(ctx, -1, 0);
|
|
duk_pop(ctx);
|
|
if (duk_get_prop_string(ctx, -1, "function"))
|
|
{
|
|
duk_get_prop_string(ctx, -1, "fileName");
|
|
*filename = duk_get_string_default(ctx, -1, "");
|
|
duk_pop(ctx);
|
|
duk_get_prop_string(ctx, -1, "name");
|
|
*function = duk_get_string_default(ctx, -1, "");
|
|
duk_pop(ctx);
|
|
}
|
|
duk_pop_2(ctx);
|
|
// skip internal modules:
|
|
if (!startsWith(*filename, "int/"))
|
|
break;
|
|
}
|
|
}
|
|
|
|
void OvmsDuktape::NotifyDuktapeModuleLoad(const char* filename)
|
|
{
|
|
ESP_LOGD(TAG,"Duktape: module load: %s",filename);
|
|
|
|
// We don't need to do anythign special with this
|
|
}
|
|
|
|
void OvmsDuktape::NotifyDuktapeModuleUnload(const char* filename)
|
|
{
|
|
ESP_LOGD(TAG,"Duktape: module unload: %s",filename);
|
|
|
|
// We need to go through the registered duktape commands and
|
|
// unregister any belonging to the specified module
|
|
for (auto it = m_cmdmap.begin(); it != m_cmdmap.end(); ++it)
|
|
{
|
|
OvmsCommand* cmd = it->first;
|
|
DuktapeConsoleCommand* dcc = it->second;
|
|
if (dcc->m_module.compare(filename) == 0)
|
|
{
|
|
ESP_LOGD(TAG,"Duktape: unregister command %s/%s",
|
|
cmd->GetParent()->GetName(), cmd->GetName());
|
|
delete dcc;
|
|
cmd->GetParent()->UnregisterCommand(cmd->GetName());
|
|
delete cmd;
|
|
m_cmdmap.erase(it);
|
|
}
|
|
}
|
|
}
|
|
|
|
void OvmsDuktape::NotifyDuktapeModuleUnloadAll()
|
|
{
|
|
ESP_LOGD(TAG,"Duktape: module unload all");
|
|
|
|
// We need to unregister all registered duktape commands
|
|
// (for all modules)
|
|
for (auto it = m_cmdmap.begin(); it != m_cmdmap.end(); ++it)
|
|
{
|
|
OvmsCommand* cmd = it->first;
|
|
DuktapeConsoleCommand* dcc = it->second;
|
|
ESP_LOGD(TAG,"Duktape: unregister command %s/%s",
|
|
cmd->GetParent()->GetName(), cmd->GetName());
|
|
delete dcc;
|
|
cmd->GetParent()->UnregisterCommand(cmd->GetName());
|
|
delete cmd;
|
|
}
|
|
m_cmdmap.clear();
|
|
}
|
|
|
|
void DukOvmsCommandRegisterRun(int verbosity, OvmsWriter* writer, OvmsCommand* cmd, int argc, const char* const* argv)
|
|
{
|
|
ESP_LOGD(TAG, "DukOvmsCommandRegisterRun(%s)",cmd->GetName());
|
|
|
|
auto it = MyDuktape.m_cmdmap.find(cmd);
|
|
if (it == MyDuktape.m_cmdmap.end())
|
|
{
|
|
ESP_LOGE(TAG, "Command '%s' cannot be found in registry",cmd->GetName());
|
|
return;
|
|
}
|
|
//else
|
|
// {
|
|
// DuktapeConsoleCommand* dcc = it->second;
|
|
// // Perform the callback
|
|
// }
|
|
}
|
|
|
|
bool OvmsDuktape::RegisterDuktapeConsoleCommand(
|
|
duk_context *ctx, int obj_idx,
|
|
const char* filename,
|
|
const char* parent,
|
|
const char* name, const char* title,
|
|
const char *usage, int min, int max)
|
|
{
|
|
ESP_LOGD(TAG,"Duktape: register console command '%s'",name);
|
|
|
|
// We need to register the specified console command, to
|
|
// the specified module
|
|
|
|
OvmsCommand* cmd;
|
|
if (*parent == 0)
|
|
{
|
|
cmd = MyCommandApp.RegisterCommand(
|
|
name, title, DukOvmsCommandRegisterRun, usage, min, max);
|
|
}
|
|
else
|
|
{
|
|
OvmsCommand* pcmd = MyCommandApp.FindCommandFullName(parent);
|
|
if (pcmd == NULL)
|
|
{
|
|
ESP_LOGE(TAG,"Duktape: Script %s trying to register unknown command %s/%s",
|
|
filename, parent, name);
|
|
return false;
|
|
}
|
|
cmd = pcmd->RegisterCommand(
|
|
name, title, DukOvmsCommandRegisterRun, usage, min, max);
|
|
}
|
|
|
|
if (cmd != NULL)
|
|
{
|
|
DuktapeConsoleCommand *dcc = new DuktapeConsoleCommand(ctx, obj_idx, cmd, filename);
|
|
m_cmdmap[cmd] = dcc;
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
ESP_LOGE(TAG,"Duktape: Could not register command %s/%s for script %s",
|
|
parent, name, filename);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
void OvmsDuktape::DukTapeInit()
|
|
{
|
|
#ifdef CONFIG_OVMS_SC_JAVASCRIPT_DUKTAPE_HEAP_UMM
|
|
// Allocate dedicated UMM heap space:
|
|
int memsize = MyConfig.GetParamValueInt("module", "duktape.heapsize",
|
|
CONFIG_OVMS_SC_JAVASCRIPT_DUKTAPE_HEAP_UMM_DEFAULTSIZE) * 1024;
|
|
if (memsize <= 0)
|
|
memsize = 512 * 1024;
|
|
else if (memsize > UMM_MAX_BLOCKS * UMM_BLOCK_BODY_SIZE)
|
|
memsize = UMM_MAX_BLOCKS * UMM_BLOCK_BODY_SIZE;
|
|
ESP_LOGI(TAG, "Duktape: Creating heap (size: %u bytes)", memsize);
|
|
umm_memory = ExternalRamMalloc(memsize);
|
|
if (!umm_memory)
|
|
{
|
|
ESP_LOGE(TAG, "Duktape: unable to allocate %u bytes for the heap", memsize);
|
|
return;
|
|
}
|
|
umm_init_heap(umm_memory, memsize);
|
|
#else
|
|
ESP_LOGI(TAG, "Duktape: Creating heap");
|
|
#endif
|
|
|
|
m_dukctx = duk_create_heap(DukOvmsAlloc,
|
|
DukOvmsRealloc,
|
|
DukOvmsFree,
|
|
this,
|
|
DukOvmsFatalHandler);
|
|
|
|
ESP_LOGI(TAG,"Duktape: Initialising module system");
|
|
duk_push_object(m_dukctx);
|
|
duk_push_c_function(m_dukctx, DukOvmsResolveModule, DUK_VARARGS);
|
|
duk_put_prop_string(m_dukctx, -2, "resolve");
|
|
duk_push_c_function(m_dukctx, DukOvmsLoadModule, DUK_VARARGS);
|
|
duk_put_prop_string(m_dukctx, -2, "load");
|
|
duk_module_node_init(m_dukctx);
|
|
|
|
if (m_fnmap.size() > 0)
|
|
{
|
|
// We have some functions to register...
|
|
DuktapeFunctionMap::iterator itm=m_fnmap.begin();
|
|
while (itm!=m_fnmap.end())
|
|
{
|
|
const char* name = itm->first;
|
|
duktape_registerfunction_t* fn = itm->second;
|
|
ESP_LOGD(TAG,"Duktape: Pre-Registered function %s",name);
|
|
duk_push_c_function(m_dukctx, fn->func, fn->nargs);
|
|
duk_put_global_string(m_dukctx, name);
|
|
++itm;
|
|
}
|
|
}
|
|
|
|
if (m_obmap.size() > 0)
|
|
{
|
|
// We have some objects to register...
|
|
DuktapeObjectMap::iterator itm=m_obmap.begin();
|
|
while (itm!=m_obmap.end())
|
|
{
|
|
const char* name = itm->first;
|
|
DuktapeObjectRegistration* ob = itm->second;
|
|
ESP_LOGD(TAG,"Duktape: Pre-Registered object %s",name);
|
|
ob->RegisterWithDuktape(m_dukctx);
|
|
++itm;
|
|
}
|
|
}
|
|
|
|
// Load registered modules
|
|
if (m_modmap.size() > 0)
|
|
{
|
|
// We have some modules to register...
|
|
DuktapeModuleMap::iterator itm=m_modmap.begin();
|
|
while (itm!=m_modmap.end())
|
|
{
|
|
const char* name = itm->first;
|
|
ESP_LOGD(TAG,"Duktape: Pre-Registered module %s",name);
|
|
std::string loadfn("(function(){");
|
|
loadfn.append(name);
|
|
loadfn.append("=require(\"int/");
|
|
loadfn.append(name);
|
|
loadfn.append("\");})();");
|
|
duk_push_string(m_dukctx, loadfn.c_str());
|
|
if (duk_peval(m_dukctx) != 0)
|
|
{
|
|
ESP_LOGE(TAG,"Duktape: %s",duk_safe_to_string(m_dukctx, -1));
|
|
}
|
|
duk_pop(m_dukctx);
|
|
++itm;
|
|
}
|
|
}
|
|
|
|
#ifdef CONFIG_OVMS_COMP_PLUGINS
|
|
// Plugins
|
|
MyPluginStore.LoadEnabledModules(EL_MODULE);
|
|
#endif // #ifdef CONFIG_OVMS_COMP_PLUGINS
|
|
|
|
// ovmsmain
|
|
FILE* sf = fopen("/store/scripts/ovmsmain.js", "r");
|
|
if (sf != NULL)
|
|
{
|
|
fseek(sf,0,SEEK_END);
|
|
long slen = ftell(sf);
|
|
fseek(sf,0,SEEK_SET);
|
|
char *script = new char[slen+1];
|
|
memset(script,0,slen+1);
|
|
fread(script,1,slen,sf);
|
|
duk_push_string(m_dukctx, script);
|
|
delete [] script;
|
|
fclose(sf);
|
|
ESP_LOGI(TAG,"Duktape: Executing ovmsmain.js");
|
|
NotifyDuktapeModuleLoad("ovmsmain.js");
|
|
duk_module_node_peval_main(m_dukctx, "ovmsmain.js");
|
|
NotifyDuktapeModuleUnload("ovmsmain.js");
|
|
}
|
|
}
|
|
|
|
void OvmsDuktape::DukTapeTask()
|
|
{
|
|
duktape_queue_t msg;
|
|
|
|
ESP_LOGI(TAG,"Duktape: Scripting task is running");
|
|
esp_task_wdt_add(NULL); // WATCHDOG is active for this task
|
|
|
|
while(1)
|
|
{
|
|
if (xQueueReceive(m_duktaskqueue, &msg, pdMS_TO_TICKS(5000))==pdTRUE)
|
|
{
|
|
esp_task_wdt_reset(); // Reset WATCHDOG timer for this task
|
|
duktapewriter = msg.writer;
|
|
switch(msg.type)
|
|
{
|
|
case DUKTAPE_reload:
|
|
{
|
|
// Reload DUKTAPE engine
|
|
NotifyDuktapeModuleUnloadAll();
|
|
if (m_dukctx != NULL)
|
|
{
|
|
ESP_LOGI(TAG,"Duktape: Clearing existing context");
|
|
duk_destroy_heap(m_dukctx);
|
|
#ifdef CONFIG_OVMS_SC_JAVASCRIPT_DUKTAPE_HEAP_UMM
|
|
if (umm_memory != NULL)
|
|
{
|
|
free(umm_memory);
|
|
umm_memory = NULL;
|
|
}
|
|
#endif
|
|
m_dukctx = NULL;
|
|
}
|
|
DukTapeInit();
|
|
}
|
|
break;
|
|
case DUKTAPE_compact:
|
|
{
|
|
// Compact DUKTAPE memory
|
|
if (m_dukctx != NULL)
|
|
{
|
|
ESP_LOGV(TAG,"Duktape: Compacting DukTape memory");
|
|
uint32_t ts = esp_log_timestamp();
|
|
duk_gc(m_dukctx, 0);
|
|
duk_gc(m_dukctx, 0);
|
|
ESP_LOGD(TAG, "Duktape: Compacting DukTape memory done in %u ms", esp_log_timestamp()-ts);
|
|
}
|
|
}
|
|
break;
|
|
case DUKTAPE_event:
|
|
{
|
|
// Event
|
|
if (m_dukctx != NULL)
|
|
{
|
|
// Deliver the event to DUKTAPE
|
|
uint32_t ts = esp_log_timestamp();
|
|
duk_require_stack(m_dukctx, 5);
|
|
duk_get_global_string(m_dukctx, "PubSub");
|
|
duk_get_prop_string(m_dukctx, -1, "publish");
|
|
duk_dup(m_dukctx, -2); /* this binding = process */
|
|
duk_push_string(m_dukctx, msg.body.dt_event.name);
|
|
duk_push_string(m_dukctx, "");
|
|
if (duk_pcall_method(m_dukctx, 2) != 0)
|
|
{
|
|
DukOvmsErrorHandler(m_dukctx, -1);
|
|
}
|
|
duk_pop_2(m_dukctx);
|
|
ts = esp_log_timestamp() - ts;
|
|
if (ts > 1000)
|
|
ESP_LOGW(TAG, "Duktape: event handling for '%s' took %u ms", msg.body.dt_event.name, ts);
|
|
}
|
|
}
|
|
free((void*)msg.body.dt_event.name);
|
|
break;
|
|
case DUKTAPE_autoinit:
|
|
{
|
|
// Auto init
|
|
DukTapeInit();
|
|
}
|
|
break;
|
|
case DUKTAPE_evalnoresult:
|
|
if (m_dukctx != NULL)
|
|
{
|
|
// Execute script text (without result)
|
|
const char* filename = msg.body.dt_evalnoresult.filename;
|
|
if (!filename) filename = "eval";
|
|
duk_push_string(m_dukctx, msg.body.dt_evalnoresult.text);
|
|
duk_push_string(m_dukctx, filename);
|
|
if (duk_pcompile(m_dukctx, DUK_COMPILE_EVAL) != 0 || duk_pcall(m_dukctx, 0) != 0)
|
|
{
|
|
DukOvmsErrorHandler(m_dukctx, -1, msg.writer, filename);
|
|
}
|
|
duk_pop(m_dukctx);
|
|
}
|
|
else
|
|
{
|
|
if (msg.writer)
|
|
msg.writer->puts("ERROR: Duktape not started");
|
|
else
|
|
ESP_LOGE(TAG, "Duktape not started");
|
|
}
|
|
break;
|
|
case DUKTAPE_evalfloatresult:
|
|
if (m_dukctx != NULL)
|
|
{
|
|
// Execute script text (float result)
|
|
duk_push_string(m_dukctx, msg.body.dt_evalfloatresult.text);
|
|
if (duk_peval(m_dukctx) != 0)
|
|
{
|
|
DukOvmsErrorHandler(m_dukctx, -1, msg.writer);
|
|
*msg.body.dt_evalfloatresult.result = 0;
|
|
}
|
|
else
|
|
{
|
|
*msg.body.dt_evalfloatresult.result = (float)duk_get_number(m_dukctx,-1);
|
|
}
|
|
duk_pop(m_dukctx);
|
|
}
|
|
else
|
|
{
|
|
if (msg.writer)
|
|
msg.writer->puts("ERROR: Duktape not started");
|
|
else
|
|
ESP_LOGE(TAG, "Duktape not started");
|
|
*msg.body.dt_evalfloatresult.result = 0;
|
|
}
|
|
break;
|
|
case DUKTAPE_evalintresult:
|
|
if (m_dukctx != NULL)
|
|
{
|
|
// Execute script text (int result)
|
|
duk_push_string(m_dukctx, msg.body.dt_evalintresult.text);
|
|
if (duk_peval(m_dukctx) != 0)
|
|
{
|
|
DukOvmsErrorHandler(m_dukctx, -1, msg.writer);
|
|
*msg.body.dt_evalintresult.result = 0;
|
|
}
|
|
else
|
|
{
|
|
*msg.body.dt_evalintresult.result = (int)duk_get_int(m_dukctx,-1);
|
|
}
|
|
duk_pop(m_dukctx);
|
|
}
|
|
else
|
|
{
|
|
if (msg.writer)
|
|
msg.writer->puts("ERROR: Duktape not started");
|
|
else
|
|
ESP_LOGE(TAG, "Duktape not started");
|
|
*msg.body.dt_evalintresult.result = 0;
|
|
}
|
|
break;
|
|
case DUKTAPE_callback:
|
|
{
|
|
// DuktapeObject callback (without result)
|
|
DuktapeObject* dto = msg.body.dt_callback.instance;
|
|
dto->DuktapeCallback(m_dukctx, msg);
|
|
}
|
|
break;
|
|
default:
|
|
ESP_LOGE(TAG,"Duktape: Unrecognised msg type 0x%04x",msg.type);
|
|
break;
|
|
}
|
|
duktapewriter = NULL;
|
|
if (msg.waitcompletion)
|
|
{
|
|
// Signal the completion...
|
|
xSemaphoreGive(msg.waitcompletion);
|
|
}
|
|
}
|
|
esp_task_wdt_reset(); // Reset WATCHDOG timer for this task
|
|
}
|
|
}
|