/** @file\r
Tcp driver function.\r
\r
-Copyright (c) 2005 - 2009, Intel Corporation<BR>\r
-All rights reserved. This program and the accompanying materials\r
+Copyright (c) 2005 - 2014, Intel Corporation. All rights reserved.<BR>\r
+This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
http://opensource.org/licenses/bsd-license.php<BR>\r
UINT16 mTcp4RandomPort;\r
extern EFI_COMPONENT_NAME_PROTOCOL gTcp4ComponentName;\r
extern EFI_COMPONENT_NAME2_PROTOCOL gTcp4ComponentName2;\r
+extern EFI_UNICODE_STRING_TABLE *gTcpControllerNameTable;\r
\r
TCP4_HEARTBEAT_TIMER mTcp4Timer = {\r
NULL,\r
mTcp4Timer.TimerEvent = NULL;\r
}\r
\r
+/**\r
+ Callback function which provided by user to remove one node in NetDestroyLinkList process.\r
+ \r
+ @param[in] Entry The entry to be removed.\r
+ @param[in] Context Pointer to the callback context corresponds to the Context in NetDestroyLinkList.\r
+\r
+ @retval EFI_SUCCESS The entry has been removed successfully.\r
+ @retval Others Fail to remove the entry.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+Tcp4DestroyChildEntryInHandleBuffer (\r
+ IN LIST_ENTRY *Entry,\r
+ IN VOID *Context\r
+ )\r
+{\r
+ SOCKET *Sock;\r
+ EFI_SERVICE_BINDING_PROTOCOL *ServiceBinding;\r
+ UINTN NumberOfChildren;\r
+ EFI_HANDLE *ChildHandleBuffer;\r
+\r
+ if (Entry == NULL || Context == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ Sock = NET_LIST_USER_STRUCT_S (Entry, SOCKET, Link, SOCK_SIGNATURE);\r
+ ServiceBinding = ((TCP4_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT *) Context)->ServiceBinding;\r
+ NumberOfChildren = ((TCP4_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT *) Context)->NumberOfChildren;\r
+ ChildHandleBuffer = ((TCP4_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT *) Context)->ChildHandleBuffer;\r
+\r
+ if (!NetIsInHandleBuffer (Sock->SockHandle, NumberOfChildren, ChildHandleBuffer)) {\r
+ return EFI_SUCCESS;\r
+ }\r
+\r
+ return ServiceBinding->DestroyChild (ServiceBinding, Sock->SockHandle);\r
+}\r
+\r
/**\r
The entry point for Tcp4 driver, used to install Tcp4 driver on the ImageHandle.\r
\r
\r
InitializeListHead (&TcpServiceData->SocketList);\r
\r
- TcpSetVariableData (TcpServiceData);\r
-\r
return EFI_SUCCESS;\r
\r
ON_ERROR:\r
\r
if (TcpServiceData->IpIo != NULL) {\r
IpIoDestroy (TcpServiceData->IpIo);\r
+ TcpServiceData->IpIo = NULL;\r
}\r
\r
FreePool (TcpServiceData);\r
IN EFI_HANDLE *ChildHandleBuffer\r
)\r
{\r
- EFI_STATUS Status;\r
- EFI_HANDLE NicHandle;\r
- EFI_SERVICE_BINDING_PROTOCOL *ServiceBinding;\r
- TCP4_SERVICE_DATA *TcpServiceData;\r
- SOCKET *Sock;\r
+ EFI_STATUS Status;\r
+ EFI_HANDLE NicHandle;\r
+ EFI_SERVICE_BINDING_PROTOCOL *ServiceBinding;\r
+ TCP4_SERVICE_DATA *TcpServiceData;\r
+ LIST_ENTRY *List;\r
+ TCP4_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT Context;\r
\r
// Find the NicHandle where Tcp4 ServiceBinding Protocol is installed.\r
//\r
NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp4ProtocolGuid);\r
if (NicHandle == NULL) {\r
- return EFI_DEVICE_ERROR;\r
+ return EFI_SUCCESS;\r
}\r
\r
//\r
\r
TcpServiceData = TCP4_FROM_THIS (ServiceBinding);\r
\r
- if (NumberOfChildren == 0) {\r
+ if (NumberOfChildren != 0) {\r
+ List = &TcpServiceData->SocketList; \r
+ Context.ServiceBinding = ServiceBinding;\r
+ Context.NumberOfChildren = NumberOfChildren;\r
+ Context.ChildHandleBuffer = ChildHandleBuffer;\r
+ Status = NetDestroyLinkList (\r
+ List,\r
+ Tcp4DestroyChildEntryInHandleBuffer,\r
+ &Context,\r
+ NULL\r
+ );\r
+ } else if (IsListEmpty (&TcpServiceData->SocketList)) {\r
//\r
// Uninstall TCP servicebinding protocol\r
//\r
// Destroy the IpIO consumed by TCP driver\r
//\r
IpIoDestroy (TcpServiceData->IpIo);\r
+ TcpServiceData->IpIo = NULL;\r
\r
//\r
// Destroy the heartbeat timer.\r
//\r
Tcp4DestroyTimer ();\r
\r
- //\r
- // Clear the variable.\r
- //\r
- TcpClearVariableData (TcpServiceData);\r
-\r
+ if (gTcpControllerNameTable != NULL) {\r
+ FreeUnicodeStringTable (gTcpControllerNameTable);\r
+ gTcpControllerNameTable = NULL;\r
+ }\r
+ \r
//\r
// Release the TCP service data\r
//\r
FreePool (TcpServiceData);\r
- } else {\r
-\r
- while (!IsListEmpty (&TcpServiceData->SocketList)) {\r
- Sock = NET_LIST_HEAD (&TcpServiceData->SocketList, SOCKET, Link);\r
\r
- ServiceBinding->DestroyChild (ServiceBinding, Sock->SockHandle);\r
- }\r
+ Status = EFI_SUCCESS;\r
}\r
\r
return Status;\r
(VOID **) &This->ParentDevicePath,\r
TcpServiceData->DriverBindingHandle,\r
This->SockHandle,\r
- EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
);\r
if (EFI_ERROR (Status)) {\r
gBS->CloseProtocol (\r
//\r
RemoveEntryList (&This->Link);\r
\r
- //\r
- // Close the device path protocol\r
- //\r
- gBS->CloseProtocol (\r
- TcpServiceData->ControllerHandle,\r
- &gEfiDevicePathProtocolGuid,\r
- TcpServiceData->DriverBindingHandle,\r
- This->SockHandle\r
- );\r
-\r
//\r
// Close the Ip4 protocol.\r
//\r
*ChildHandle = Sock->SockHandle;\r
}\r
\r
+ mTcp4DefaultSockData.ProtoData = NULL;\r
+\r
gBS->RestoreTPL (OldTpl);\r
return Status;\r
}\r
@retval EFI_SUCCES The protocol was removed from ChildHandle.\r
@retval EFI_UNSUPPORTED ChildHandle does not support the protocol that is \r
being removed.\r
- @retval EFI_INVALID_PARAMETER Child handle is not a valid UEFI Handle.\r
+ @retval EFI_INVALID_PARAMETER Child handle is NULL.\r
@retval EFI_ACCESS_DENIED The protocol could not be removed from the ChildHandle\r
because its services are being used.\r
@retval other The child handle was not destroyed.\r
EFI_STATUS Status;\r
EFI_TCP4_PROTOCOL *Tcp4;\r
SOCKET *Sock;\r
- EFI_TPL OldTpl;\r
\r
if (NULL == This || NULL == ChildHandle) {\r
return EFI_INVALID_PARAMETER;\r
}\r
\r
- OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r
-\r
//\r
// retrieve the Tcp4 protocol from ChildHandle\r
//\r
SockDestroyChild (Sock);\r
}\r
\r
- gBS->RestoreTPL (OldTpl);\r
return Status;\r
}\r
\r
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