按规划继续工作

结论：补齐 LinuxCNC tooldata_common.cc 随机换刀器 load/save 验证边界，WASM/SDK/OPFS 只透传 random-toolchanger 配置；native、WASM、OPFS 和浏览器 smoke 验证已通过。

wasm-port/docs/source-reuse-map.md

@@ -47,7 +47,7 @@ Current validation is intentionally mechanical:
 | RS274 interpreter state and parser | `src/emc/rs274ngc/modal_state.*`, `interp_internal.*`, `interp_read.cc`, `interp_check.cc`, `interp_execute.cc`, `interp_find.cc`, `interp_array.cc`, `interp_queue.*`, `rs274ngc*`, `units.h` | Copy unchanged | Python/remap/runtime edges are isolated in standalone wrappers and shims; parser and execution logic remain LinuxCNC source | Vendor byte sync, per-file source probes, interpreter harness fixtures |
 | RS274 conversion semantics | `src/emc/rs274ngc/interp_convert.cc`, `interp_arc.cc`, `interp_inverse.cc`, `interp_cycles.cc`, `interp_g7x.cc`, `interp_o_word.cc`, `interp_write.cc` | Copy unchanged | Canonical calls are captured by standalone event sink functions; conversion behavior stays in vendored LinuxCNC files; feed-rate state is read back through the canonical runtime boundary during length-unit conversion | Vendor byte sync, per-file source probes, canonical fixture suite, no standalone `Interp::convert_g()` guard |
 | Named parameters and tool slot status | `src/emc/rs274ngc/interp_namedparams.cc`, related interpreter headers | Copy unchanged | `_ini[...]` and `_hal[...]` resolve through standalone INI/HAL adapters while lookup order stays LinuxCNC-derived; current/selected tool slot reads for vendored `Interp::synch()` come from the standalone tool adapter | Vendor byte sync, source probe, `linuxcnc_namedparam_harness`, `linuxcnc_interp_init_harness` |
-| Tool table parsing and formatting | `src/emc/tooldata/tooldata_common.cc` | Copy unchanged plus standalone storage callbacks | Native file parsing/formatting stays in vendored LinuxCNC source; the standalone tool adapter supplies `tooldata_get()`/`tooldata_put()` storage and index lookup, while OPFS remains a host-side persistence boundary | Vendor byte sync, `linuxcnc_tooldata_common_source_probe`, `tests/wasm/node/verify_interp_wasm.sh` load/save tool-table assertions |
+| Tool table parsing and formatting | `src/emc/tooldata/tooldata_common.cc` | Copy unchanged plus standalone storage callbacks | Native file parsing/formatting stays in vendored LinuxCNC source; the standalone tool adapter supplies `tooldata_get()`/`tooldata_put()` storage and index lookup, the WASM boundary only selects the LinuxCNC non-random or random-toolchanger branch via `tooldata_init()`, and OPFS remains a host-side persistence boundary | Vendor byte sync, `linuxcnc_tooldata_common_source_probe`, `tests/wasm/node/verify_interp_wasm.sh` non-random/random load/save tool-table assertions |
 | Dynamic interpreter base | `src/emc/rs274ngc/interp_base.*` | Copy unchanged | `interp_base.cc` source probe uses standalone `EMC2_HOME` compile-time path boundary for LinuxCNC dynamic interpreter lookup | Vendor byte sync, `linuxcnc_interp_base_source_probe` |
 
 ## Dependency Matrix
@@ -75,9 +75,10 @@ Current validation is intentionally mechanical:
   the current interpreter-core smoke scope. The interpreter SDK is a thin
   allocation, filesystem, and C ABI wrapper over vendored LinuxCNC execution
   paths, including parameter-file restore/save through vendored
-  `rs274ngc_pre.cc` and tool-table load/save through vendored
-  `tooldata_common.cc`; it does not define G-code, parameter, or tool-table
-  semantics. Full planner/session SDK coverage remains future work.
+  `rs274ngc_pre.cc` and non-random/random tool-table load/save through
+  vendored `tooldata_common.cc`; it does not define G-code, parameter, or
+  tool-table semantics. Full planner/session SDK coverage remains future
+  work.
 - OPFS persistence is connected to the INI panel through the host-side
   `runtime/opfs/file-service.js` adapter. `runtime/opfs/path-model.js` now
   defines paths for INI, tool table, parameter file, G-code program,