nodejs ffi 調用dll

安裝依賴

npm install --global --production windows-build-tools(在管理員權限打開的命令行中執行)

npm install -g node-gyp //依賴python2.7，包含在windows-build-tools中

安裝 node-ffi

npm install ffi

 

安裝ref

npm install ref

'use strict';
const path = require('path');
let ffi = require('ffi');
let mydll = path.join(__dirname, '../dll/helloworld.dll');
let dll= ffi.Library(mydll, {
    'helloworld': ['int', ['int']]
});

console.log(dll.helloworld(1));//關閉 RLM 通信端口