[cmihail] 52387: [lwIP] - Fix crash bug when disconnecting after accepting a connection from a client. - Move the send and receive callback assignments to make the code more clear - Change variable...

Author: cmihail
Date: Mon Jun 20 15:59:49 2011
New Revision: 52387

URL: http://svn.reactos.org/svn/reactos?rev=52387&view=rev
Log:
[lwIP]
- Fix crash bug when disconnecting after accepting a connection from a client.
- Move the send and receive callback assignments to make the code more clear
- Change variable types to avoid excessive casting

Modified:
    branches/GSoC_2011/TcpIpDriver/lib/drivers/lwip/src/rostcp.c

Modified: branches/GSoC_2011/TcpIpDriver/lib/drivers/lwip/src/rostcp.c
URL: http://svn.reactos.org/svn/reactos/branches/GSoC_2011/TcpIpDriver/lib/driver...
==============================================================================
--- branches/GSoC_2011/TcpIpDriver/lib/drivers/lwip/src/rostcp.c [iso-8859-1] (original)
+++ branches/GSoC_2011/TcpIpDriver/lib/drivers/lwip/src/rostcp.c [iso-8859-1] Mon Jun 20 15:59:49 2011
@@ -160,8 +160,6 @@

TCPConnectEventHandler(arg, err);

-    tcp_recv(pcb, InternalRecvEventHandler);
-    
     return ERR_OK;
 }

@@ -187,7 +185,7 @@
     PVOID Arg;

/* Output */
-    PVOID NewPcb;
+    struct tcp_pcb *NewPcb;
 };

static
@@ -206,8 +204,8 @@

if (msg->NewPcb)
     {
-        tcp_arg((struct tcp_pcb*)msg->NewPcb, msg->Arg);
-        tcp_err((struct tcp_pcb*)msg->NewPcb, InternalErrorEventHandler);
+        tcp_arg(msg->NewPcb, msg->Arg);
+        tcp_err(msg->NewPcb, InternalErrorEventHandler);
     }

KeSetEvent(&msg->Event, IO_NO_INCREMENT, FALSE);
@@ -217,7 +215,7 @@
 LibTCPSocket(void *arg)
 {
     struct socket_callback_msg *msg = ExAllocatePool(NonPagedPool, sizeof(struct socket_callback_msg));
-    void *ret;
+    struct tcp_pcb *ret;

DbgPrint("[lwIP, LibTCPSocket] Called\n");

@@ -239,7 +237,7 @@

ExFreePool(msg);

-        return (struct tcp_pcb*)ret;
+        return ret;
     }

DbgPrint("[lwIP, LibTCPSocket] Done\n");
@@ -413,8 +411,6 @@
     }
     else
     {
-        tcp_sent(msg->Pcb, InternalSendEventHandler);
-        
         msg->Error = tcp_write(msg->Pcb, msg->Data, msg->DataLength, TCP_WRITE_FLAG_COPY);

tcp_output(msg->Pcb);
@@ -480,6 +476,9 @@
     DbgPrint("[lwIP, LibTCPConnectCallback] Called\n");

ASSERT(arg);
+    
+    tcp_recv(msg->Pcb, InternalRecvEventHandler);
+    tcp_sent(msg->Pcb, InternalSendEventHandler);

msg->Error = tcp_connect(msg->Pcb, msg->IpAddress, ntohs(msg->Port), InternalConnectEventHandler);
     if (msg->Error == ERR_OK)
@@ -695,6 +694,7 @@
     tcp_arg(pcb, NULL);
     tcp_recv(pcb, InternalRecvEventHandler);
     tcp_sent(pcb, InternalSendEventHandler);
+    tcp_err(pcb, InternalErrorEventHandler);
     tcp_arg(pcb, arg);

tcp_accepted(listen_pcb);