mirror of
https://github.com/bytecodealliance/wasm-micro-runtime.git
synced 2025-02-06 15:05:19 +00:00
325 lines
9.0 KiB
C++
325 lines
9.0 KiB
C++
/*
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* Copyright (C) 2019 Intel Corporation. All rights reserved.
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* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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*/
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#pragma once
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#include "wasm_export.h"
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#include "gtest/gtest.h"
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#include <iostream>
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#include <memory>
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#include <fstream>
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template<int Size = 512 * 1024>
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class WAMRRuntimeRAII
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{
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private:
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char global_heap_buf[Size];
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RuntimeInitArgs init_args;
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public:
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WAMRRuntimeRAII()
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{
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memset(&init_args, 0, sizeof(RuntimeInitArgs));
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init_args.mem_alloc_type = Alloc_With_Pool;
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init_args.mem_alloc_option.pool.heap_buf = global_heap_buf;
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init_args.mem_alloc_option.pool.heap_size = sizeof(global_heap_buf);
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wasm_runtime_full_init(&init_args);
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}
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~WAMRRuntimeRAII() { wasm_runtime_destroy(); }
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};
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class WAMRModule
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{
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private:
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wasm_module_t module_;
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public:
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WAMRModule(uint8_t *buffer, uint32_t size)
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{
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module_ = wasm_runtime_load(buffer, size, NULL, 0);
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}
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~WAMRModule() { wasm_runtime_unload(module_); }
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wasm_module_t get() const { return module_; }
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};
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class WAMRInstance
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{
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private:
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wasm_module_inst_t module_inst_;
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public:
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WAMRInstance(WAMRModule &module, uint32_t stack_size = 8192,
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uint32_t heap_size = 8192)
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{
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module_inst_ = wasm_runtime_instantiate(module.get(), stack_size,
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heap_size, NULL, 0);
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}
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~WAMRInstance() { wasm_runtime_deinstantiate(module_inst_); }
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wasm_module_inst_t get() const { return module_inst_; }
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};
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class WAMRExecEnv
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{
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private:
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wasm_exec_env_t exec_env_;
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public:
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WAMRExecEnv(WAMRInstance &instance, uint32_t stack_size = 8192)
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{
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exec_env_ = wasm_runtime_create_exec_env(instance.get(), stack_size);
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}
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~WAMRExecEnv() { wasm_runtime_destroy_exec_env(exec_env_); }
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wasm_exec_env_t get() const { return exec_env_; }
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wasm_module_inst_t get_inst() const
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{
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return wasm_runtime_get_module_inst(exec_env_);
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}
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};
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static uint8_t dummy_wasm_buffer[] = {
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0x00, 0x61, 0x73, 0x6D, 0x01, 0x00, 0x00, 0x00, 0x05, 0x03, 0x01, 0x00,
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0x02, 0x06, 0x08, 0x01, 0x7F, 0x01, 0x41, 0x80, 0x88, 0x04, 0x0B, 0x07,
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0x0A, 0x01, 0x06, 0x6D, 0x65, 0x6D, 0x6F, 0x72, 0x79, 0x02, 0x00, 0x00,
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0x19, 0x04, 0x6E, 0x61, 0x6D, 0x65, 0x07, 0x12, 0x01, 0x00, 0x0F, 0x5F,
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0x5F, 0x73, 0x74, 0x61, 0x63, 0x6B, 0x5F, 0x70, 0x6F, 0x69, 0x6E, 0x74,
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0x65, 0x72, 0x00, 0x76, 0x09, 0x70, 0x72, 0x6F, 0x64, 0x75, 0x63, 0x65,
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0x72, 0x73, 0x01, 0x0C, 0x70, 0x72, 0x6F, 0x63, 0x65, 0x73, 0x73, 0x65,
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0x64, 0x2D, 0x62, 0x79, 0x01, 0x05, 0x63, 0x6C, 0x61, 0x6E, 0x67, 0x56,
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0x31, 0x33, 0x2E, 0x30, 0x2E, 0x30, 0x20, 0x28, 0x68, 0x74, 0x74, 0x70,
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0x73, 0x3A, 0x2F, 0x2F, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2E, 0x63,
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0x6F, 0x6D, 0x2F, 0x6C, 0x6C, 0x76, 0x6D, 0x2F, 0x6C, 0x6C, 0x76, 0x6D,
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0x2D, 0x70, 0x72, 0x6F, 0x6A, 0x65, 0x63, 0x74, 0x20, 0x66, 0x64, 0x31,
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0x64, 0x38, 0x63, 0x32, 0x66, 0x30, 0x34, 0x64, 0x64, 0x65, 0x32, 0x33,
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0x62, 0x65, 0x65, 0x30, 0x66, 0x62, 0x33, 0x61, 0x37, 0x64, 0x30, 0x36,
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0x39, 0x61, 0x39, 0x62, 0x31, 0x30, 0x34, 0x36, 0x64, 0x61, 0x39, 0x37,
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0x39, 0x29
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};
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class DummyExecEnv
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{
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private:
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std::shared_ptr<WAMRExecEnv> dummy_exec_env_;
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std::shared_ptr<WAMRInstance> inst_;
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std::shared_ptr<WAMRModule> mod_;
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std::vector<uint8_t> my_wasm_buffer;
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private:
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void construct(uint8_t *buf, uint32_t len)
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{
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std::vector<uint8_t> buffer(buf, buf + len);
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my_wasm_buffer = buffer;
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mod_ = std::make_shared<WAMRModule>(my_wasm_buffer.data(),
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my_wasm_buffer.size());
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EXPECT_NE(mod_.get(), nullptr);
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inst_ = std::make_shared<WAMRInstance>(*mod_);
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EXPECT_NE(inst_.get(), nullptr);
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dummy_exec_env_ = std::make_shared<WAMRExecEnv>(*inst_);
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EXPECT_NE(dummy_exec_env_.get(), nullptr);
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}
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public:
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DummyExecEnv() { construct(dummy_wasm_buffer, sizeof(dummy_wasm_buffer)); }
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DummyExecEnv(uint8_t *buf, uint32_t len) { construct(buf, len); }
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DummyExecEnv(std::string filename)
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{
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std::ifstream wasm_file(filename, std::ios::binary);
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std::vector<uint8_t> buffer(std::istreambuf_iterator<char>(wasm_file),
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{});
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construct(buffer.data(), buffer.size());
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}
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~DummyExecEnv() {}
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wasm_exec_env_t get() const { return dummy_exec_env_->get(); }
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void *app_to_native(uint32_t app_addr) const
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{
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return wasm_runtime_addr_app_to_native(inst_->get(), app_addr);
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}
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uint32_t native_to_app(void *ptr) const
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{
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return wasm_runtime_addr_native_to_app(inst_->get(), ptr);
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}
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const char *get_exception() const
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{
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return wasm_runtime_get_exception(inst_->get());
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}
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void set_exception(std::string str) const
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{
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wasm_runtime_set_exception(inst_->get(), str.c_str());
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}
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void clear_exception() const { wasm_runtime_clear_exception(inst_->get()); }
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bool execute(const char *func_name, uint32_t argc, uint32_t argv[])
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{
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wasm_function_inst_t func;
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if (!(func = wasm_runtime_lookup_function(inst_->get(), func_name))) {
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return false;
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}
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return wasm_runtime_call_wasm(dummy_exec_env_->get(), func, argc, argv);
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}
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};
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class WAMRVaList
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{
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private:
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void *buffer_;
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uint32_t current_loc_;
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uint32_t capacity_;
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wasm_exec_env_t exec_env_;
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void _append(void *ptr, uint32_t size)
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{
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if (current_loc_ + size >= capacity_) {
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capacity_ *= 2;
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buffer_ = realloc(buffer_, capacity_);
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ASSERT_NE(buffer_, nullptr);
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}
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memcpy((void *)((uintptr_t)buffer_ + current_loc_), ptr, size);
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current_loc_ += size;
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}
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public:
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explicit WAMRVaList(wasm_exec_env_t exec_env)
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: exec_env_(exec_env)
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{
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capacity_ = 64;
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buffer_ = malloc(capacity_);
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EXPECT_NE(buffer_, nullptr);
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current_loc_ = 0;
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}
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~WAMRVaList()
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{
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current_loc_ = 0;
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free(buffer_);
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}
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template<typename T>
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void add(T arg)
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{
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if (std::is_floating_point<T>::value) {
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/* float data should be 8 bytes aligned */
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current_loc_ = ((current_loc_ + 7) & ~7);
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_append(&arg, sizeof(T));
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}
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else if (std::is_integral<T>::value) {
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if (sizeof(T) > 4) {
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current_loc_ = ((current_loc_ + 7) & ~7);
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}
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_append(&arg, sizeof(T));
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}
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}
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void add(std::string arg)
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{
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void *native_addr;
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auto inst = wasm_runtime_get_module_inst(exec_env_);
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uint32_t addr =
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wasm_runtime_module_malloc(inst, arg.size() + 1, &native_addr);
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ASSERT_NE(addr, 0);
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memcpy(native_addr, arg.data(), arg.size());
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*(char *)((uintptr_t)native_addr + arg.size()) = 0;
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_append(&addr, sizeof(uint32_t));
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}
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void add(const char *arg) { add(std::string(arg)); }
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char *get() const
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{
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auto inst = wasm_runtime_get_module_inst(exec_env_);
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uint32_t addr = wasm_runtime_module_dup_data(
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inst, (const char *)buffer_, current_loc_);
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EXPECT_NE(addr, 0);
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return (char *)wasm_runtime_addr_app_to_native(inst, addr);
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}
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};
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/* Get memory space in app */
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class AppMemory
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{
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private:
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wasm_exec_env_t exec_env_;
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void *native_addr_;
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uint32_t app_addr_;
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public:
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AppMemory(wasm_exec_env_t exec_env, uint32_t size)
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: exec_env_(exec_env)
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{
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app_addr_ = wasm_runtime_module_malloc(get_module_inst(exec_env_), size,
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&native_addr_);
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}
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~AppMemory()
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{
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wasm_runtime_module_free(get_module_inst(exec_env_), app_addr_);
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}
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void *get_native_addr() const
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{
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return wasm_runtime_addr_app_to_native(get_module_inst(exec_env_),
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app_addr_);
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}
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uint32_t get_app_addr() const { return app_addr_; }
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};
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/* Put the data to app */
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class AppData
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{
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private:
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wasm_exec_env_t exec_env_;
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void *native_addr_;
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uint32_t app_addr_;
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public:
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AppData(wasm_exec_env_t exec_env, void *data, uint32_t size)
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: exec_env_(exec_env)
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{
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app_addr_ = wasm_runtime_module_dup_data(get_module_inst(exec_env_),
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(const char *)data, size);
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}
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AppData(wasm_exec_env_t exec_env, std::string str)
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: exec_env_(exec_env)
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{
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app_addr_ = wasm_runtime_module_dup_data(get_module_inst(exec_env_),
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(const char *)str.c_str(),
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str.size() + 1);
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}
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~AppData()
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{
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wasm_runtime_module_free(get_module_inst(exec_env_), app_addr_);
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}
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void *get_native_addr() const
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{
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return wasm_runtime_addr_app_to_native(get_module_inst(exec_env_),
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app_addr_);
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}
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uint32_t get_app_addr() const { return app_addr_; }
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}; |