165 lines
3.6 KiB
C++
165 lines
3.6 KiB
C++
// vncshshlp.cpp : 定义 DLL 应用程序的导出函数。
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//
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#include "stdafx.h"
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#include "vncshshlp.h"
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//------------------------------------------------------------------------
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//主动函数部分
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//------------------------------------------------------------------------
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//读取配置文件
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int CsHsHlp::loadConfig(string fileName)
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{
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int i = CITICs_HsHlp_LoadConfig(&this->cfgHandle, fileName.c_str());
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return i;
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};
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//初始化
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int CsHsHlp::init()
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{
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int i = CITICs_HsHlp_Init(&this->handle, this->cfgHandle);
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return i;
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};
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//连接服务器
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int CsHsHlp::connectServer()
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{
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int i = CITICs_HsHlp_ConnectServer(this->handle);
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return i;
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};
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//获取错误信息
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string CsHsHlp::getErrorMsg()
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{
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char msg[512];
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CITICs_HsHlp_GetErrorMsg(this->handle, NULL, msg);
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string errorMsg = msg;
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return errorMsg;
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};
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//初始化发包请求
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int CsHsHlp::beginParam()
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{
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int i = CITICs_HsHlp_BeginParam(this->handle);
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return i;
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};
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//设置发包的参数字段名称和值
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int CsHsHlp::setValue(string key, string value)
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{
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int i = CITICs_HsHlp_SetValue(this->handle, key.c_str(), value.c_str());
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return i;
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};
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//发包
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int CsHsHlp::bizCallAndCommit(int iFuncID)
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{
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int i = CITICs_HsHlp_BizCallAndCommit(this->handle, iFuncID, NULL, BIZCALL_ASYNC);
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return i;
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};
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//断开服务器
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int CsHsHlp::disconnect()
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{
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int i = CITICs_HsHlp_DisConnect(this->handle);
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return i;
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};
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//退出
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int CsHsHlp::exit()
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{
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int i = CITICs_HsHlp_Exit(this->handle);
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return i;
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};
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//------------------------------------------------------------------------
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//异步消息处理线程
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//------------------------------------------------------------------------
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//连续运行的消息处理函数
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void CsHsHlp::processMsg()
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{
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LPMSG_CTRL msg;
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int row = 0;
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int col = 0;
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char key[64] = {0};
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char value[512] = {0};
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memset(&msg, 0, sizeof(msg));
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while (1)
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{
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//读取消息
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CITICs_HsHlp_QueueGetMsg(this->handle, msg, -1);
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//生成字典并推送到Python中
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row = CITICs_HsHlp_GetRowCount(this->handle, msg); //获取msg行数（有多少个回应）
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col = CITICs_HsHlp_GetColCount(this->handle, msg); //获取msg列数（有哪些字段）
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for (int i = 0; i < row; i++)
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{
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if (0 == CITICs_HsHlp_GetNextRow(this->handle, msg))
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{
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dict data;
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for (int j = 0; j < col; j++)
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{
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CITICs_HsHlp_GetColName(this->handle, j, key);
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CITICs_HsHlp_GetValueByIndex(this->handle, j, value);
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string str_key = key;
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string str_value = value;
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data[str_key] = str_value;
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this->onMsg(data);
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}
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}
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}
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//从队列删除消息
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CITICs_HsHlp_QueueEraseMsg(this->handle, msg);
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}
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};
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///-------------------------------------------------------------------------------------
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///Boost.Python封装
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///-------------------------------------------------------------------------------------
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struct CsHsHlpWrap : CsHsHlp, wrapper < CsHsHlp >
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{
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virtual void onMsg(dict data)
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{
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//在向python环境中调用回调函数推送数据前，需要先获取全局锁GIL，防止解释器崩溃
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PyLock lock;
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//以下的try...catch...可以实现捕捉python环境中错误的功能，防止C++直接出现原因未知的崩溃
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try
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{
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this->get_override("onMsg")(data);
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}
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catch (error_already_set const &)
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{
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PyErr_Print();
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}
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};
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};
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BOOST_PYTHON_MODULE(vncshshlp)
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{
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PyEval_InitThreads(); //导入时运行，保证先创建GIL
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class_<CsHsHlpWrap, boost::noncopyable>("CsHsHlp")
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.def("loadConfig", &CsHsHlpWrap::loadConfig)
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.def("init", &CsHsHlpWrap::init)
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.def("connectServer", &CsHsHlpWrap::connectServer)
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.def("getErrorMsg", &CsHsHlpWrap::getErrorMsg)
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.def("beginParam", &CsHsHlpWrap::beginParam)
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.def("setValue", &CsHsHlpWrap::setValue)
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.def("bizCallAndCommit", &CsHsHlpWrap::bizCallAndCommit)
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.def("disconnect", &CsHsHlpWrap::disconnect)
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.def("exit", &CsHsHlpWrap::exit)
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.def("onMsg", pure_virtual(&CsHsHlpWrap::onMsg))
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;
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}; |