Move socketengines into their own dir. This was all w00t's idea, but i told him no because i didnt think it would work. Now ive done it myself :P ner ner ne ner ner :)

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@8332 e03df62e-2008-0410-955e-edbf42e46eb7

1 files changed, 0 insertions, 515 deletions

diff --git a/src/socketengine_iocp.cpp b/src/socketengine_iocp.cpp
deleted file mode 100644
index 66ae7f8ba..000000000
--- a/src/socketengine_iocp.cpp
+++ /dev/null
@@ -1,515 +0,0 @@
-/*       +------------------------------------+
- *       | Inspire Internet Relay Chat Daemon |
- *       +------------------------------------+
- *
- *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
- *
- * This program is free but copyrighted software; see
- *            the file COPYING for details.
- *
- * ---------------------------------------------------
- */
-
-#include "socketengine_iocp.h"
-#include "exitcodes.h"
-#include <mswsock.h>
-
-IOCPEngine::IOCPEngine(InspIRCd * Instance) : SocketEngine(Instance)
-{
-	/* Create completion port */
-	m_completionPort = CreateIoCompletionPort(INVALID_HANDLE_VALUE, NULL, (ULONG_PTR)0, 0);
-
-        if (!m_completionPort)
-	{
-		ServerInstance->Log(SPARSE,"ERROR: Could not initialize socket engine. Your kernel probably does not have the proper features.");
-		ServerInstance->Log(SPARSE,"ERROR: this is a fatal error, exiting now.");
-		printf("ERROR: Could not initialize socket engine. Your kernel probably does not have the proper features.");
-		printf("ERROR: this is a fatal error, exiting now.");
-		ServerInstance->Exit(EXIT_STATUS_SOCKETENGINE);
-	}
-
-	/* Null variables out. */
-	CurrentSetSize = 0;
-	EngineHandle = 0;
-	memset(ref, 0, sizeof(EventHandler*) * MAX_DESCRIPTORS);
-}
-
-IOCPEngine::~IOCPEngine()
-{
-	/* Clean up winsock and close completion port */
-	CloseHandle(m_completionPort);
-	WSACleanup();
-}
-
-bool IOCPEngine::AddFd(EventHandler* eh)
-{
-	/* Does it at least look valid? */
-	if (!eh)
-		return false;
-
-	int* fake_fd = new int(GenerateFd(eh->GetFd()));
-	int is_accept = 0;
-	int opt_len = sizeof(int);
-
-	/* In range? */
-	if ((*fake_fd < 0) || (*fake_fd > MAX_DESCRIPTORS))
-	{
-		delete fake_fd;
-		return false;
-	}
-
-	/* Already an entry here */
-	if (ref[*fake_fd])
-	{
-		delete fake_fd;
-		return false;
-	}
-
-	/* are we a listen socket? */
-	getsockopt(eh->GetFd(), SOL_SOCKET, SO_ACCEPTCONN, (char*)&is_accept, &opt_len);
-
-	/* set up the read event so the socket can actually receive data :P */
-	eh->Extend("internal_fd", fake_fd);
-
-	unsigned long completion_key = (ULONG_PTR)*fake_fd;
-	/* assign the socket to the completion port */
-	if (!CreateIoCompletionPort((HANDLE)eh->GetFd(), m_completionPort, completion_key, 0))
-		return false;
-
-	/* setup initial events */
-	if(is_accept)
-		PostAcceptEvent(eh);
-	else
-		PostReadEvent(eh);
-
-	/* log message */
-	ServerInstance->Log(DEBUG, "New fake fd: %u, real fd: %u, address 0x%p", *fake_fd, eh->GetFd(), eh);
-
-	/* post a write event if there is data to be written */
-	if(eh->Writeable())
-		WantWrite(eh);
-
-	/* we're all good =) */
-	try
-	{
-		m_binding.insert( map<int, EventHandler*>::value_type( eh->GetFd(), eh ) );
-	}
-	catch (...)
-	{
-		/* Ohshi-, map::insert failed :/ */
-		return false;
-	}
-
-	++CurrentSetSize;
-	ref[*fake_fd] = eh;
-
-	return true;
-}
-
-bool IOCPEngine::DelFd(EventHandler* eh, bool force /* = false */)
-{
-	if (!eh)
-		return false;
-
-	int* fake_fd = NULL;
-
-	if (!eh->GetExt("internal_fd", fake_fd))
-		return false;
-
-	int fd = eh->GetFd();
-
-	void* m_readEvent = NULL;
-	void* m_writeEvent = NULL;
-	void* m_acceptEvent = NULL;
-
-	ServerInstance->Log(DEBUG, "Removing fake fd %u, real fd %u, address 0x%p", *fake_fd, eh->GetFd(), eh);
-
-	/* Cancel pending i/o operations. */
-	if (CancelIo((HANDLE)fd) == FALSE)
-		return false;
-
-	/* Free the buffer, and delete the event. */
-	if (eh->GetExt("windows_readevent", m_readEvent))
-	{
-		if(((Overlapped*)m_readEvent)->m_params != 0)
-			delete ((udp_overlap*)((Overlapped*)m_readEvent)->m_params);
-
-		delete ((Overlapped*)m_readEvent);
-		eh->Shrink("windows_readevent");
-	}
-
-	if(eh->GetExt("windows_writeevent", m_writeEvent))
-	{
-		delete ((Overlapped*)m_writeEvent);
-		eh->Shrink("windows_writeevent");
-	}
-
-	if(eh->GetExt("windows_acceptevent", m_acceptEvent))
-	{
-		delete ((accept_overlap*)((Overlapped*)m_acceptEvent)->m_params);
-		delete ((Overlapped*)m_acceptEvent);
-		eh->Shrink("windows_accepevent");
-	}
-
-	/* Clear binding */
-	ref[*fake_fd] = 0;
-	m_binding.erase(eh->GetFd());
-
-	delete fake_fd;
-	eh->Shrink("internal_fd");
-
-	/* decrement set size */
-	--CurrentSetSize;
-	
-	/* success */
-	return true;
-}
-
-void IOCPEngine::WantWrite(EventHandler* eh)
-{
-	if (!eh)
-		return;
-	
-	void* m_writeEvent = NULL;
-
-	int* fake_fd = NULL;
-	if (!eh->GetExt("internal_fd", fake_fd))
-		return;
-
-	/* Post event - write begin */
-	if(!eh->GetExt("windows_writeevent", m_writeEvent))
-	{
-		ULONG_PTR completion_key = (ULONG_PTR)*fake_fd;
-		Overlapped * ov = new Overlapped(SOCKET_IO_EVENT_WRITE_READY, 0);
-		eh->Shrink("windows_writeevent");
-		eh->Extend("windows_writeevent",ov);
-		PostQueuedCompletionStatus(m_completionPort, 0, completion_key, &ov->m_overlap);
-	}
-}
-
-bool IOCPEngine::PostCompletionEvent(EventHandler * eh, SocketIOEvent type, int param)
-{
-	if (!eh)
-		return false;
-
-	int* fake_fd = NULL;
-	if (!eh->GetExt("internal_fd", fake_fd))
-		return false;
-
-	Overlapped * ov = new Overlapped(type, param);
-	ULONG_PTR completion_key = (ULONG_PTR)*fake_fd;
-	return PostQueuedCompletionStatus(m_completionPort, 0, completion_key, &ov->m_overlap);
-}
-
-void IOCPEngine::PostReadEvent(EventHandler * eh)
-{
-	if (!eh)
-		return;
-
-	Overlapped * ov = new Overlapped(SOCKET_IO_EVENT_READ_READY, 0);
-	DWORD flags = 0;
-	DWORD r_length = 0;
-	WSABUF buf;
-
-	/* by passing a null buffer pointer, we can have this working in the same way as epoll..
-	 * its slower, but it saves modifying all network code.
-	 */
-	buf.buf = 0;
-	buf.len = 0;
-
-	/* determine socket type. */
-	DWORD sock_type;
-	int sock_len = sizeof(DWORD);
-	if(getsockopt(eh->GetFd(), SOL_SOCKET, SO_TYPE, (char*)&sock_type, &sock_len) == -1)
-	{
-		/* wtfhax? */
-		PostCompletionEvent(eh, SOCKET_IO_EVENT_ERROR, 0);
-		delete ov;
-		return;
-	}
-	switch(sock_type)
-	{
-		case SOCK_DGRAM:			/* UDP Socket */
-		{
-			udp_overlap * uv = new udp_overlap;
-			uv->udp_sockaddr_len = sizeof(sockaddr);
-			buf.buf = (char*)uv->udp_buffer;
-			buf.len = sizeof(uv->udp_buffer);
-			ov->m_params = (unsigned long)uv;
-			if(WSARecvFrom(eh->GetFd(), &buf, 1, &uv->udp_len, &flags, uv->udp_sockaddr, (LPINT)&uv->udp_sockaddr_len, &ov->m_overlap, 0))
-			{
-				int err = WSAGetLastError();
-				if(err != WSA_IO_PENDING)
-				{
-					delete ov;
-					PostCompletionEvent(eh, SOCKET_IO_EVENT_ERROR, 0);
-					return;
-				}
-			}
-		}
-		break;
-
-		case SOCK_STREAM:			/* TCP Socket */
-		{
-			if(WSARecv(eh->GetFd(), &buf, 1, &r_length, &flags, &ov->m_overlap, 0) == SOCKET_ERROR)
-			{
-				if(WSAGetLastError() != WSA_IO_PENDING)
-				{
-					delete ov;
-					PostCompletionEvent(eh, SOCKET_IO_EVENT_ERROR, 0);
-					return;
-				}
-			}
-		}
-		break;
-
-		default:
-		{
-			printf("unknwon socket type: %u\n", sock_type);
-			return;
-		}
-		break;
-	}
-	eh->Extend("windows_readevent", ov);
-}
-
-int IOCPEngine::DispatchEvents()
-{
-	DWORD len;
-	LPOVERLAPPED overlap;
-	Overlapped * ov;
-	EventHandler * eh;
-	ULONG_PTR intfd;
-	int ret;
-	unsigned long bytes_recv;
-
-	while (GetQueuedCompletionStatus(m_completionPort, &len, &intfd, &overlap, 1000))
-	{
-		if (intfd < 0 || intfd > MAX_DESCRIPTORS)
-			continue;
-
-		// woot, we got an event on a socket :P
-		eh = ref[intfd];
-		ov = CONTAINING_RECORD(overlap, Overlapped, m_overlap);
-
-		if (eh == 0)
-			continue;
-
-		void* m_readEvent = NULL;
-		void* m_writeEvent = NULL;
-
-		eh->GetExt("windows_readevent", m_readEvent);
-		eh->GetExt("windows_writeevent", m_writeEvent);
-
-		switch(ov->m_event)
-		{
-			case SOCKET_IO_EVENT_WRITE_READY:
-			{
-				eh->Shrink("windows_writeevent");
-				eh->HandleEvent(EVENT_WRITE, 0);
-			}
-			break;
-
-			case SOCKET_IO_EVENT_READ_READY:
-			{
-				if(ov->m_params)
-				{
-					// if we had params, it means we are a udp socket with a udp_overlap pointer in this long.
-					udp_overlap * uv = (udp_overlap*)ov->m_params;
-					uv->udp_len = len;
-					this->udp_ov = uv;
-					eh->Shrink("windows_readevent");
-					eh->HandleEvent(EVENT_READ, 0);
-					this->udp_ov = 0;
-					delete uv;
-					PostReadEvent(eh);
-				}
-				else
-				{
-					ret = ioctlsocket(eh->GetFd(), FIONREAD, &bytes_recv);
-					eh->Shrink("windows_readevent");
-					if(ret != 0 || bytes_recv == 0)
-					{
-						/* end of file */
-						PostCompletionEvent(eh, SOCKET_IO_EVENT_ERROR, EIO); /* Old macdonald had an error, EIEIO. */
-					}
-					else
-					{
-						eh->HandleEvent(EVENT_READ, 0);
-						PostReadEvent(eh);
-					}
-				}
-			}
-			break;
-		
-			case SOCKET_IO_EVENT_ACCEPT:
-			{
-				/* this is kinda messy.. :/ */
-				eh->HandleEvent(EVENT_READ, ov->m_params);
-				delete ((accept_overlap*)ov->m_params);
-				eh->Shrink("windows_acceptevent");
-				PostAcceptEvent(eh);
-			}
-			break;
-
-			case SOCKET_IO_EVENT_ERROR:
-			{
-				eh->HandleEvent(EVENT_ERROR, ov->m_params);
-			}
-			break;
-		}
-		
-		delete ov;
-	}
-
-	return 0;
-}
-
-void IOCPEngine::PostAcceptEvent(EventHandler * eh)
-{
-	if (!eh)
-		return;
-
-	int on = 1;
-	u_long arg = 1;
-	struct linger linger = { 0 };
-
-	int fd = WSASocket(AF_INET, SOCK_STREAM, 0, 0, 0, WSA_FLAG_OVERLAPPED);
-
-	setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (char*)&on, sizeof(on));
-	/* This is BSD compatible, setting l_onoff to 0 is *NOT* http://web.irc.org/mla/ircd-dev/msg02259.html */
-	linger.l_onoff = 1;
-	linger.l_linger = 1;
-	setsockopt(fd, SOL_SOCKET, SO_LINGER, (char*)&linger,sizeof(linger));
-	ioctlsocket(fd, FIONBIO, &arg);
-
-	int len = sizeof(sockaddr_in) + 16;
-	DWORD dwBytes;
-	accept_overlap* ao = new accept_overlap;
-	memset(ao->buf, 0, 1024);
-	ao->socket = fd;
-
-	Overlapped* ov = new Overlapped(SOCKET_IO_EVENT_ACCEPT, (int)ao);
-	eh->Extend("windows_acceptevent", ov);
-
-	if(AcceptEx(eh->GetFd(), fd, ao->buf, 0, len, len, &dwBytes, &ov->m_overlap) == FALSE)
-	{
-		int err = WSAGetLastError();
-		if(err != WSA_IO_PENDING)
-		{
-			printf("PostAcceptEvent err: %d\n", err);
-		}
-	}
-}
-
-
-std::string IOCPEngine::GetName()
-{
-	return "iocp";
-}
-
-EventHandler * IOCPEngine::GetRef(int fd)
-{
-	map<int, EventHandler*>::iterator itr = m_binding.find(fd);
-	return (itr == m_binding.end()) ? 0 : itr->second;
-}
-
-bool IOCPEngine::HasFd(int fd)
-{
-	return (GetRef(fd) != 0);
-}
-
-bool IOCPEngine::BoundsCheckFd(EventHandler* eh)
-{
-	int * internal_fd;
-	if (!eh || eh->GetFd() < 0)
-		return false;
-
-	if(!eh->GetExt("internal_fd", internal_fd))
-		return false;
-
-	if(*internal_fd > MAX_DESCRIPTORS)
-		return false;
-
-	return true;
-}
-
-EventHandler * IOCPEngine::GetIntRef(int fd)
-{
-	if(fd < 0 || fd > MAX_DESCRIPTORS)
-		return 0;
-	return ref[fd];
-}
-
-int IOCPEngine::Accept(EventHandler* fd, sockaddr *addr, socklen_t *addrlen)
-{
-	SOCKET s = fd->GetFd();
-
-	Overlapped* acceptevent = NULL;
-	if (!fd->GetExt("windows_acceptevent", acceptevent))
-		/* Shit, no accept event on this socket! :( */
-		return -1;
-
-	Overlapped* ovl = acceptevent;
-	accept_overlap* ov = (accept_overlap*)ovl->m_params;
-	
-	sockaddr_in* server_address = (sockaddr_in*)&ov->buf[10];
-	sockaddr_in* client_address = (sockaddr_in*)&ov->buf[38];
-
-	memcpy(addr, client_address, sizeof(sockaddr_in));
-	*addrlen = sizeof(sockaddr_in);
-
-	return ov->socket;
-}
-
-int IOCPEngine::GetSockName(EventHandler* fd, sockaddr *name, socklen_t* namelen)
-{
-	Overlapped* ovl = NULL;
-	
-	if (!fd->GetExt("windows_acceptevent", ovl))
-		return -1;
-
-	accept_overlap* ov = (accept_overlap*)ovl->m_params;
-
-	sockaddr_in* server_address = (sockaddr_in*)&ov->buf[10];
-	sockaddr_in* client_address = (sockaddr_in*)&ov->buf[38];
-
-	memcpy(name, server_address, sizeof(sockaddr_in));
-	*namelen = sizeof(sockaddr_in);
-
-	return 0;
-}
-
-int IOCPEngine::RecvFrom(EventHandler* fd, void *buf, size_t len, int flags, struct sockaddr *from, socklen_t *fromlen)
-{
-	udp_overlap * ov = NULL;
-	if (!fd->GetExt("windows_readevent", ov))
-		return -1;
-        memcpy(buf, ov->udp_buffer, ov->udp_len);
-	memcpy(from, ov->udp_sockaddr, *fromlen);
-	return ov->udp_len;
-}
-
-int IOCPEngine::Blocking(int fd)
-{
-	unsigned long opt = 0;
-	return ioctlsocket(fd, FIONBIO, &opt);
-}
-
-int IOCPEngine::NonBlocking(int fd)
-{
-	unsigned long opt = 1;
-	return ioctlsocket(fd, FIONBIO, &opt);
-}
-
-int IOCPEngine::Close(int fd)
-{
-	return closesocket(fd);
-}
-
-int IOCPEngine::Close(EventHandler* fd)
-{
-	return this->Close(fd->GetFd());
-}
-