DriverPlatform-V3.1/CDI/ClientManager.cpp

#include "stdafx.h"
#include <algorithm>
#include "ClientManager.h"

ClientManager g_ClientManager;

ClientManager::ClientManager()
{
}


ClientManager::~ClientManager()
{
}

bool ClientManager::RegistClient(UINT64 Addr)
{
	Thread_Lock();

	m_ClientMap[Addr] = (ClientSysIF*)Addr;

	Thread_UnLock();

	return true;

}

void ClientManager::UnRegistAll()
{
	//框架需要做2件事情
	//作为Client需要发送Close命令给设备
	//  没必要，在CDI传递->Local失败的情况，有对应.
	//作为Device,需要发送Close通知给Client
	//  没必要，本地驱动卸载的时候，自动发送Close给Client.
	//  非本地本进程的Client，直接清除即可.
	//问题：Bus线程和DrvTree线程中监视ROOT驱动的Client端也会被干掉
	//方案：需要清除的Client应该是非本地本进程的Client.
	//      而本地本进程的Client将会在驱动卸载的时候收到CloseNotify.

	//所以，简单方案是，本地驱动全部卸载后，进行UnRegistAll就可以了.

	Thread_Lock();
	//NOT FINISHED YET
	//need to send close notify to current clients
	m_ClientMap.clear();
	Thread_UnLock();
}

bool ClientManager::UnRegistClient(UINT64 Addr)
{
	bool ret = false;
	Thread_Lock();
	map<UINT64, ClientSysIF*>::iterator proc_iter = m_ClientMap.find(Addr);
	if (proc_iter != m_ClientMap.end())
	{
		m_ClientMap.erase(proc_iter);
		Thread_UnLock();
		ret = true;
	}
	else
	{
		Thread_UnLock();
		printf("Driver Thread:%d,UnRegistClient Empty\n", GetCurrentThreadId());

	}

	return ret;

}

bool ClientManager::FindClient(UINT64 Addr)
{
	bool ret = false;
	Thread_Lock();
	map<UINT64, ClientSysIF*>::iterator proc_iter = m_ClientMap.find(Addr);
	if (proc_iter != m_ClientMap.end())
	{
		ret = true;
	}

	Thread_UnLock();

	return ret;
}

int ClientManager::ResToClient(ResDataObject &Res, UINT64 pClientSysIF)
{
	RET_STATUS ret = RET_INVALID;
	Thread_Lock();

	map<UINT64, ClientSysIF*>::iterator iter = m_ClientMap.find(pClientSysIF);
	if (iter != m_ClientMap.end())
	{
		ret = iter->second->CmdToLogicDev(&Res);
	}

	Thread_UnLock();

	return (int)ret;
}