From 2da4014eb2f35b19b177541bb2f55352fbcafe1d Mon Sep 17 00:00:00 2001
From: peavey <peavey@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Wed, 28 May 2008 23:59:04 +0000
Subject: revert this 1 revision back, since it fell victim to collateral
 damage of the latest refactor spree.

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@9814 e03df62e-2008-0410-955e-edbf42e46eb7
---
 src/modules/extra/m_mssql.cpp | 132 ++++++++++++++++++++++++++++--------------
 1 file changed, 89 insertions(+), 43 deletions(-)

(limited to 'src/modules')

diff --git a/src/modules/extra/m_mssql.cpp b/src/modules/extra/m_mssql.cpp
index ab4d2aa71..972130396 100644
--- a/src/modules/extra/m_mssql.cpp
+++ b/src/modules/extra/m_mssql.cpp
@@ -33,7 +33,8 @@ typedef std::deque<classbase*> paramlist;
 typedef std::deque<MsSQLResult*> ResultQueue;
 
 ResultNotifier* resultnotify = NULL;
-
+ResultNotifier* resultdispatch = NULL;
+int QueueFD = -1;
 
 class ResultNotifier : public BufferedSocket
 {
@@ -72,7 +73,18 @@ class ResultNotifier : public BufferedSocket
 
 	virtual int OnIncomingConnection(int newsock, char* ip)
 	{
-		Dispatch();
+		resultdispatch = new ResultNotifier(Instance, mod, newsock, ip);
+		return true;
+	}
+
+	virtual bool OnDataReady()
+	{
+		char data = 0;
+		if (Instance->SE->Recv(this, &data, 1, 0) > 0)
+		{
+			Dispatch();
+			return true;
+		}
 		return false;
 	}
 
@@ -257,13 +269,13 @@ class SQLConn : public classbase
 	SQLhost host;
 	TDSLOGIN* login;
 	TDSSOCKET* sock;
-	TDSCONNECTION* conn;
+	TDSCONTEXT* context;
 
   public:
 	SQLConn(InspIRCd* SI, Module* m, const SQLhost& hi)
-	: Instance(SI), mod(m), host(hi)
+	: Instance(SI), mod(m), host(hi), login(NULL), sock(NULL), context(NULL)
 	{
-		if (OpenDB() == TDS_SUCCEED)
+		if (OpenDB())
 		{
 			std::string query("USE " + host.name);
 			if (tds_submit_query(sock, query.c_str()) == TDS_SUCCEED)
@@ -469,16 +481,14 @@ class SQLConn : public classbase
 		res->UpdateAffectedCount();
 	}
 
-	int OpenDB()
+	bool OpenDB()
 	{
 		CloseDB();
 
-		TDSCONTEXT* cont;
-		cont = tds_alloc_context(this);
-		cont->msg_handler = HandleMessage;
-		cont->err_handler = HandleError;
+		TDSCONNECTION* conn = NULL;
 
 		login = tds_alloc_login();
+		tds_set_app(login, "TSQL");
 		tds_set_library(login,"TDS-Library");
 		tds_set_host(login, "");
 		tds_set_server(login, host.host.c_str());
@@ -488,22 +498,41 @@ class SQLConn : public classbase
 		tds_set_port(login, host.port);
 		tds_set_packet(login, 512);
 
-		sock = tds_alloc_socket(cont, 512);
-		conn = tds_read_config_info(NULL, login, cont->locale);
-		return tds_connect(sock, conn);
+		context = tds_alloc_context(this);
+		context->msg_handler = HandleMessage;
+		context->err_handler = HandleError;
+
+		sock = tds_alloc_socket(context, 512);
+		tds_set_parent(sock, NULL);
+
+		conn = tds_read_config_info(NULL, login, context->locale);
+
+		if (tds_connect(sock, conn) == TDS_SUCCEED)
+		{
+			tds_free_connection(conn);
+			return 1;
+		}
+		tds_free_connection(conn);
+		return 0;
 	}
 
 	void CloseDB()
 	{
-		if (login)
-			tds_free_login(login);
 		if (sock)
+		{
 			tds_free_socket(sock);
-		if (conn)
-			tds_free_connection(conn);
-		login = NULL;
-		sock = NULL;
-		conn = NULL;
+			sock = NULL;
+		}
+		if (context)
+		{
+			tds_free_context(context);
+			context = NULL;
+		}
+		if (login)
+		{
+			tds_free_login(login);
+			login = NULL;
+		}
 	}
 
 	SQLhost GetConfHost()
@@ -544,32 +573,36 @@ class SQLConn : public classbase
 
 	void SendNotify()
 	{
-		int QueueFD;
-		if ((QueueFD = socket(AF_FAMILY, SOCK_STREAM, 0)) == -1)
+		if (QueueFD < 0)
 		{
-			/* crap, we're out of sockets... */
-			return;
-		}
+			if ((QueueFD = socket(AF_FAMILY, SOCK_STREAM, 0)) == -1)
+			{
+				/* crap, we're out of sockets... */
+				return;
+			}
 
-		insp_sockaddr addr;
+			insp_sockaddr addr;
 
 #ifdef IPV6
-		insp_aton("::1", &addr.sin6_addr);
-		addr.sin6_family = AF_FAMILY;
-		addr.sin6_port = htons(resultnotify->GetPort());
+			insp_aton("::1", &addr.sin6_addr);
+			addr.sin6_family = AF_FAMILY;
+			addr.sin6_port = htons(resultnotify->GetPort());
 #else
-		insp_inaddr ia;
-		insp_aton("127.0.0.1", &ia);
-		addr.sin_family = AF_FAMILY;
-		addr.sin_addr = ia;
-		addr.sin_port = htons(resultnotify->GetPort());
+			insp_inaddr ia;
+			insp_aton("127.0.0.1", &ia);
+			addr.sin_family = AF_FAMILY;
+			addr.sin_addr = ia;
+			addr.sin_port = htons(resultnotify->GetPort());
 #endif
 
-		if (connect(QueueFD, (sockaddr*)&addr,sizeof(addr)) == -1)
-		{
-			/* wtf, we cant connect to it, but we just created it! */
-			return;
+			if (connect(QueueFD, (sockaddr*)&addr,sizeof(addr)) == -1)
+			{
+				/* wtf, we cant connect to it, but we just created it! */
+				return;
+			}
 		}
+		char id = 0;
+		send(QueueFD, &id, 1, 0);
 	}
 
 };
@@ -605,11 +638,24 @@ class ModuleMsSQL : public Module
 	{
 		ClearQueue();
 		ClearAllConnections();
-		resultnotify->SetFd(-1);
-		resultnotify->state = I_ERROR;
-		resultnotify->OnError(I_ERR_SOCKET);
-		resultnotify->ClosePending = true;
-		delete resultnotify;
+
+		ServerInstance->SE->DelFd(resultnotify);
+		resultnotify->Close();
+		ServerInstance->BufferedSocketCull();
+
+		if (QueueFD >= 0)
+		{
+			shutdown(QueueFD, 2);
+			close(QueueFD);
+		}
+
+		if (resultdispatch)
+		{
+			ServerInstance->SE->DelFd(resultdispatch);
+			resultdispatch->Close();
+			ServerInstance->BufferedSocketCull();
+		}
+
 		ServerInstance->Modules->UnpublishInterface("SQL", this);
 		ServerInstance->Modules->UnpublishFeature("SQL");
 		ServerInstance->Modules->DoneWithInterface("SQLutils");
-- 
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