按规划继续工作

结论：接入 vendored LinuxCNC tooldata_common.cc 负责刀具表解析与保存，WASM/SDK/OPFS/UI 仅做运行时边界搬运；native、WASM、OPFS 和浏览器 smoke 验证已通过。

wasm-port/runtime/core/shims/tooldata.hh

@@ -0,0 +1,50 @@
+#pragma once
+
+#include "emc/nml_intf/canon.hh"
+
+extern "C" {
+
+typedef enum {
+    IDX_OK = 0,
+    IDX_NEW,
+    IDX_FAIL,
+} toolidx_t;
+
+typedef enum {
+    DB_NOTUSED = 0,
+    DB_ACTIVE,
+} tooldb_t;
+
+typedef enum {
+    SPINDLE_LOAD,
+    SPINDLE_UNLOAD,
+    TOOL_OFFSET,
+} tool_notify_t;
+
+struct CANON_TOOL_TABLE tooldata_entry_init(void);
+toolidx_t tooldata_put(struct CANON_TOOL_TABLE tdata, int idx);
+toolidx_t tooldata_get(CANON_TOOL_TABLE *pdata, int idx);
+
+void tooldata_init(bool random_tool_changer);
+void tooldata_reset(void);
+void tooldata_last_index_set(int idx);
+int tooldata_last_index_get(void);
+int tooldata_find_index_for_tool(int toolno);
+
+void tooldata_format_toolline(int idx,
+                              bool ignore_zero_values,
+                              CANON_TOOL_TABLE tdata,
+                              char formatted_line[CANON_TOOL_ENTRY_LEN]);
+
+void tooldata_add_init(int nonrandom_start_idx);
+int tooldata_read_entry(const char *input_line);
+
+void tooldata_set_db(tooldb_t mode);
+int tooldata_load(const char *filename);
+int tooldata_save(const char *filename);
+
+#define DB_SPINDLE_SAVE "./db_spindle.tbl"
+
+int tooldata_db_getall(void);
+
+}

wasm-port/runtime/core/shims/tooldata/tooldata.hh

@@ -1,23 +1,3 @@
 #pragma once
 
-#include "emc/nml_intf/emctool.h"
-#include "linuxcnc_tool_adapter.hh"
-
-enum {
-    IDX_OK = 0,
-};
-
-inline CANON_TOOL_TABLE tooldata_entry_init()
-{
-    return standalone::tool_entry_init();
-}
-
-inline int tooldata_find_index_for_tool(int toolno)
-{
-    return standalone::find_tool_index_for_tool(toolno);
-}
-
-inline int tooldata_get(CANON_TOOL_TABLE *tool, int index)
-{
-    return standalone::get_tool_entry(tool, index) == 0 ? IDX_OK : -1;
-}
+#include "../tooldata.hh"