Action <string> dataAction;//数据委托
///<summary>
/// 初始化共享内存数据 创建一个共享内存
///</summary>
public void Init(Action <string> _dataAction, IPCType type, IPCType addrtype)
{
dataAction = _dataAction;
m_Write = new Semaphore(1, 1, IPCName.GetWriteMapName(type)); //开始的时候有一个可以写
m_Read = new Semaphore(0, 1, IPCName.GetReadMapName(type)); //没有数据可读
//mapLength = 10240000;
IntPtr hFile = new IntPtr(INVALID_HANDLE_VALUE);
handle = CreateFileMapping(hFile, 0, PAGE_READWRITE, 0, IPCName.mapLength, IPCName.GetshareMemoryName(type));
addr = MapViewOfFile(handle, IPCName.GetshareAddress(addrtype), 0, 0, 0);
//handle = OpenFileMapping(0x0002, 0, "shareMemory");
//addr = MapViewOfFile(handle, FILE_MAP_ALL_ACCESS, 0, 0, 0);
threadRed = new Thread(new ThreadStart(ReceiveData));
threadRed.Start();
}
private IntPtr addr; //共享内存地址
//uint mapLength=10240000; //共享内存长
//Thread threadRed;
public void WriteData(string data, IPCType type, IPCType addrtype)
{
try
{
m_Write = Semaphore.OpenExisting(IPCName.GetWriteMapName(type));
m_Read = Semaphore.OpenExisting(IPCName.GetReadMapName(type));
handle = OpenFileMapping(FILE_MAP_WRITE, 0, IPCName.GetshareMemoryName(type));
addr = MapViewOfFile(handle, IPCName.GetshareAddress(addrtype), 0, 0, 0);
m_Write.WaitOne();
byte[] sendStr = Encoding.Default.GetBytes(data + '\0');
//如果要是超长的话，应另外处理，最好是分配足够的内存
if (sendStr.Length < IPCName.mapLength)
{
Copy(sendStr, addr);
}
m_Read.Release();
}
catch
{
//throw new Exception("不存在系统信号量!");
}
}
public string CallCmd(string eprocess, string method, string arg)
{
if (IPCName.GetProcessName(IPCType) == eprocess)
{
string cmdtext = CmdObject.BuildCmdText(IPCName.GetProcessName(IPCType), eprocess, Guid.NewGuid().ToString(), method, arg);
string retval = funcExecCmd(CmdObject.AnalysisCmdText(cmdtext).methodstr, CmdObject.AnalysisCmdText(cmdtext).argdic);//执行命令 arg1方法名 arg2参数
//string datatext = CmdObject.BuildDataText(CmdObject.AnalysisCmdText(cmdtext).pathstr_end, CmdObject.AnalysisCmdText(cmdtext).pathstr_begin, CmdObject.AnalysisCmdText(cmdtext).uniqueid, retval);
return(retval);
}
lock (syncObj)
{
string cmdtext = "";
bool IsCompleted = false;//是否完成
string retData = "";
actionReturnData = ((CmdObject cobj) =>
{
if (cobj.uniqueid == CmdObject.AnalysisCmdText(cmdtext).uniqueid)
{
retData = cobj.retdata;
IsCompleted = true;
}
});
if (IPCType == IPCType.efwplusBase)
{
cmdtext = CmdObject.BuildCmdText("efwplusbase", eprocess, Guid.NewGuid().ToString(), method, arg);
ipcw.WriteData(cmdtext, IPCType.efwplusServer, IPCType);
}
else if (IPCType == IPCType.efwplusRoute)
{
cmdtext = CmdObject.BuildCmdText("efwplusroute", eprocess, Guid.NewGuid().ToString(), method, arg);
ipcw.WriteData(cmdtext, IPCType.efwplusServer, IPCType);
}
else if (IPCType == IPCType.efwplusWebAPI)
{
cmdtext = CmdObject.BuildCmdText("efwpluswebapi", eprocess, Guid.NewGuid().ToString(), method, arg);
ipcw.WriteData(cmdtext, IPCType.efwplusServer, IPCType);
}
//超时计时器
Stopwatch sw = new Stopwatch();
sw.Start();
//是否超时
bool isouttime = false;
while (!IsCompleted)
{
if (IsCompleted)
{
break;
}
//如果还未获取连接判断是否超时5秒，如果超时抛异常
if (sw.Elapsed >= new TimeSpan(5 * 1000 * 10000))
{
isouttime = true;
break;
}
else
{
Thread.Sleep(100);
}
}
if (isouttime)
{
throw new Exception("命令执行超时");
}
return(retData);
}
}
