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|
/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2009 InspIRCd Development Team
* See: http://wiki.inspircd.org/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "inspircd.h"
#include "threadengines/threadengine_win32.h"
ThreadEngine::ThreadEngine(InspIRCd* Instance)
{
}
void ThreadEngine::Start(Thread* thread)
{
ThreadData* data = new ThreadData;
thread->state = data;
DWORD ThreadId = 0;
data->handle = CreateThread(NULL,0,ThreadEngine::Entry,thread,0,&ThreadId);
if (data->handle == NULL)
{
thread->state = NULL;
delete data;
throw CoreException(std::string("Unable to create new thread: ") + dlerror());
}
}
ThreadEngine::~ThreadEngine()
{
}
DWORD WINAPI ThreadEngine::Entry(void* parameter)
{
Thread* pt = reinterpret_cast<Thread*>(parameter);
pt->Run();
return 0;
}
void ThreadData::FreeThread(Thread* thread)
{
thread->SetExitFlag();
WaitForSingleObject(handle,INFINITE);
}
class ThreadSignalSocket : public BufferedSocket
{
SocketThread* parent;
public:
ThreadSignalSocket(SocketThread* t, InspIRCd* SI, int newfd, const char* ip)
: BufferedSocket(SI, newfd, ip), parent(t)
{
}
virtual bool OnDataReady()
{
char data = 0;
if (ServerInstance->SE->Recv(this, &data, 1, 0) > 0)
{
parent->OnNotify();
return true;
}
return false;
}
};
class ThreadSignalListener : public ListenSocketBase
{
SocketThread* parent;
sockaddr_in sock_us;
public:
ThreadSignalListener(SocketThread* t, InspIRCd* Instance, int port, const std::string &addr) : ListenSocketBase(Instance, port, addr), parent(t)
{
socklen_t uslen = sizeof(sock_us);
if (getsockname(this->fd,(sockaddr*)&sock_us,&uslen))
{
throw ModuleException("Could not getsockname() to find out port number for ITC port");
}
}
virtual void OnAcceptReady(int nfd)
{
new ThreadSignalSocket(parent, ServerInstance, nfd, "");
ServerInstance->SE->DelFd(this);
}
/* Using getsockname and ntohs, we can determine which port number we were allocated */
int GetPort()
{
return ntohs(sock_us.sin_port);
}
};
SocketThread::SocketThread(InspIRCd* SI)
{
ThreadSignalListener* listener = new ThreadSignalListener(this, SI, 0, "127.0.0.1");
if (listener->GetFd() == -1)
throw CoreException("Could not create ITC pipe");
int connFD = socket(AF_INET, SOCK_STREAM, 0);
if (connFD == -1)
throw CoreException("Could not create ITC pipe");
struct sockaddr_in addr;
inet_aton("127.0.0.1", &addr.sin_addr);
addr.sin_family = AF_INET;
addr.sin_port = htons(listener->GetPort());
if (connect(connFD, reinterpret_cast<struct sockaddr*>(&addr), sizeof(addr)) == -1)
{
SI->SE->DelFd(listener);
closesocket(connFD);
throw CoreException("Could not connet to ITC pipe");
}
this->signal.connFD = connFD;
}
void SocketThread::NotifyParent()
{
char dummy = '*';
send(signal.connFD, &dummy, 1, 0);
}
SocketThread::~SocketThread()
{
if (signal.connFD >= 0)
{
shutdown(signal.connFD, 2);
closesocket(signal.connFD);
}
}
|
