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export_native_api.md: Relax the "ground rule" (#1577)

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Nothing wrong with passing structures and function pointers
as far as the native code is aware of and careful about the
ABI used in the wasm module.
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YAMAMOTO Takashi 2022-10-12 21:04:59 +09:00 committed by GitHub
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doc/export_native_api.md
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@ -189,7 +189,7 @@ void foo2(wasm_exec_env_t exec_env,
The runtime builder should ensure not broking the memory sandbox when exporting the native function to WASM.
A few key ground rules:
A few recommendations:
- Never pass any structure/class object pointer to native (do data serialization instead)
- Do the pointer address conversion in the native API if "$\*" is not used for the pointer in the function signature