wavm: rename envoyFunction to hostFunction (proxy-wasm#85)

Signed-off-by: mathetake <[email protected]>

Author: mathetake

src/wavm/wavm.cc

@@ -258,7 +258,7 @@ struct Wavm : public WasmVm {
   std::map<std::string, Intrinsics::Module> intrinsic_modules_;
   std::map<std::string, WAVM::Runtime::GCPointer<WAVM::Runtime::Instance>>
       intrinsic_module_instances_;
-  std::vector<std::unique_ptr<Intrinsics::Function>> envoyFunctions_;
+  std::vector<std::unique_ptr<Intrinsics::Function>> host_functions_;
   uint8_t *memory_base_ = nullptr;
   AbiVersion abi_version_ = AbiVersion::Unknown;
 };
@@ -268,7 +268,7 @@ Wavm::~Wavm() {
   context_ = nullptr;
   intrinsic_module_instances_.clear();
   intrinsic_modules_.clear();
-  envoyFunctions_.clear();
+  host_functions_.clear();
   if (compartment_) {
     ASSERT(tryCollectCompartment(std::move(compartment_)));
   }
@@ -415,7 +415,7 @@ std::string_view Wavm::getPrecompiledSectionName() { return "wavm.precompiled_ob
 std::unique_ptr<WasmVm> createWavmVm() { return std::make_unique<proxy_wasm::Wavm::Wavm>(); }
 
 template <typename R, typename... Args>
-IR::FunctionType inferEnvoyFunctionType(R (*)(void *, Args...)) {
+IR::FunctionType inferHostFunctionType(R (*)(void *, Args...)) {
   return IR::FunctionType(IR::inferResultType<R>(), IR::TypeTuple({IR::inferValueType<Args>()...}),
                           IR::CallingConvention::intrinsic);
 }
@@ -426,9 +426,9 @@ template <typename R, typename... Args>
 void registerCallbackWavm(WasmVm *vm, std::string_view module_name, std::string_view function_name,
                           R (*f)(Args...)) {
   auto wavm = static_cast<proxy_wasm::Wavm::Wavm *>(vm);
-  wavm->envoyFunctions_.emplace_back(new Intrinsics::Function(
+  wavm->host_functions_.emplace_back(new Intrinsics::Function(
       &wavm->intrinsic_modules_[std::string(module_name)], function_name.data(),
-      reinterpret_cast<void *>(f), inferEnvoyFunctionType(f)));
+      reinterpret_cast<void *>(f), inferHostFunctionType(f)));
 }
 
 template void registerCallbackWavm<void, void *>(WasmVm *vm, std::string_view module_name,