/** @file\r
The driver binding and service binding protocol for the TCP driver.\r
\r
- Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>\r
+ Copyright (c) 2009 - 2012, Intel Corporation. All rights reserved.<BR>\r
\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
\r
if (TcpServiceData->IpIo != NULL) {\r
IpIoDestroy (TcpServiceData->IpIo);\r
+ TcpServiceData->IpIo = NULL;\r
}\r
\r
FreePool (TcpServiceData);\r
return Status;\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
+TcpDestroyChildEntryInHandleBuffer (\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 = ((TCP_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT *) Context)->ServiceBinding;\r
+ NumberOfChildren = ((TCP_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT *) Context)->NumberOfChildren;\r
+ ChildHandleBuffer = ((TCP_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
Destroy a TCP6 or TCP4 service binding instance. It will release all\r
the resources allocated by the instance.\r
\r
@param[in] Controller Controller handle of device to bind driver to.\r
@param[in] ImageHandle The TCP driver's image handle.\r
- @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number\r
+ @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number\r
of children is zero stop the entire bus driver.\r
+ @param[in] ChildHandleBuffer An array of child handles to be freed. May be NULL\r
+ if NumberOfChildren is 0. \r
@param[in] IpVersion IP_VERSION_4 or IP_VERSION_6\r
\r
@retval EFI_SUCCESS The resources used by the instance were cleaned up.\r
IN EFI_HANDLE Controller,\r
IN EFI_HANDLE ImageHandle,\r
IN UINTN NumberOfChildren,\r
+ IN EFI_HANDLE *ChildHandleBuffer, OPTIONAL\r
IN UINT8 IpVersion\r
)\r
{\r
EFI_SERVICE_BINDING_PROTOCOL *ServiceBinding;\r
TCP_SERVICE_DATA *TcpServiceData;\r
EFI_STATUS Status;\r
- SOCKET *Sock;\r
+ LIST_ENTRY *List;\r
+ TCP_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT Context;\r
\r
ASSERT ((IpVersion == IP_VERSION_4) || (IpVersion == IP_VERSION_6));\r
\r
\r
NicHandle = NetLibGetNicHandle (Controller, IpProtocolGuid);\r
if (NicHandle == NULL) {\r
- return EFI_NOT_FOUND;\r
+ return EFI_SUCCESS;\r
}\r
\r
Status = gBS->OpenProtocol (\r
\r
TcpServiceData = TCP_SERVICE_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
+ TcpDestroyChildEntryInHandleBuffer,\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
// 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 EFI_SUCCESS;\r
+ return Status;\r
}\r
\r
/**\r
ControllerHandle,\r
This->DriverBindingHandle,\r
NumberOfChildren,\r
+ ChildHandleBuffer,\r
IP_VERSION_4\r
);\r
\r
ControllerHandle,\r
This->DriverBindingHandle,\r
NumberOfChildren,\r
+ ChildHandleBuffer,\r
IP_VERSION_6\r
);\r
\r
\r
@retval EFI_SUCCES The protocol was removed from ChildHandle.\r
@retval EFI_UNSUPPORTED ChildHandle does not support the protocol that is 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
VOID *Tcp;\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
-\r
return Status;\r
}\r
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