/** @file\r
Implementation of Mtftp drivers.\r
\r
-Copyright (c) 2006 - 2010, Intel Corporation<BR>\r
-All rights reserved. This program and the accompanying materials\r
+Copyright (c) 2006 - 2012, 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
\r
MtftpSb->Signature = MTFTP4_SERVICE_SIGNATURE;\r
MtftpSb->ServiceBinding = gMtftp4ServiceBindingTemplete;\r
- MtftpSb->InDestory = FALSE;\r
MtftpSb->ChildrenNum = 0;\r
InitializeListHead (&MtftpSb->Children);\r
\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
+EFIAPI\r
+Mtftp4DestroyChildEntryInHandleBuffer (\r
+ IN LIST_ENTRY *Entry,\r
+ IN VOID *Context\r
+ )\r
+{\r
+ MTFTP4_PROTOCOL *Instance;\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
+ Instance = NET_LIST_USER_STRUCT_S (Entry, MTFTP4_PROTOCOL, Link, MTFTP4_PROTOCOL_SIGNATURE);\r
+ ServiceBinding = ((MTFTP4_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT *) Context)->ServiceBinding;\r
+ NumberOfChildren = ((MTFTP4_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT *) Context)->NumberOfChildren;\r
+ ChildHandleBuffer = ((MTFTP4_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT *) Context)->ChildHandleBuffer;\r
+\r
+ if (!NetIsInHandleBuffer (Instance->Handle, NumberOfChildren, ChildHandleBuffer)) {\r
+ return EFI_SUCCESS;\r
+ }\r
+\r
+ return ServiceBinding->DestroyChild (ServiceBinding, Instance->Handle);\r
+}\r
\r
/**\r
Stop the MTFTP driver on controller. The controller is a UDP\r
IN EFI_HANDLE *ChildHandleBuffer\r
)\r
{\r
- EFI_SERVICE_BINDING_PROTOCOL *ServiceBinding;\r
- MTFTP4_SERVICE *MtftpSb;\r
- MTFTP4_PROTOCOL *Instance;\r
- EFI_HANDLE NicHandle;\r
- EFI_STATUS Status;\r
- EFI_TPL OldTpl;\r
+ EFI_SERVICE_BINDING_PROTOCOL *ServiceBinding;\r
+ MTFTP4_SERVICE *MtftpSb;\r
+ EFI_HANDLE NicHandle;\r
+ EFI_STATUS Status;\r
+ LIST_ENTRY *List;\r
+ MTFTP4_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT Context;\r
\r
//\r
// MTFTP driver opens UDP child, So, Controller is a UDP\r
NicHandle = NetLibGetNicHandle (Controller, &gEfiUdp4ProtocolGuid);\r
\r
if (NicHandle == NULL) {\r
- return EFI_DEVICE_ERROR;\r
+ return EFI_SUCCESS;\r
}\r
\r
Status = gBS->OpenProtocol (\r
\r
MtftpSb = MTFTP4_SERVICE_FROM_THIS (ServiceBinding);\r
\r
- if (MtftpSb->InDestory) {\r
- return EFI_SUCCESS;\r
+ if (!IsListEmpty (&MtftpSb->Children)) {\r
+ //\r
+ // Destroy the Mtftp4 child instance in ChildHandleBuffer.\r
+ //\r
+ List = &MtftpSb->Children;\r
+ Context.ServiceBinding = ServiceBinding;\r
+ Context.NumberOfChildren = NumberOfChildren;\r
+ Context.ChildHandleBuffer = ChildHandleBuffer;\r
+ Status = NetDestroyLinkList (\r
+ List,\r
+ Mtftp4DestroyChildEntryInHandleBuffer,\r
+ &Context,\r
+ NULL\r
+ );\r
}\r
\r
- OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r
-\r
- if (NumberOfChildren == 0) {\r
-\r
- MtftpSb->InDestory = TRUE;\r
-\r
+ if (NumberOfChildren == 0 && IsListEmpty (&MtftpSb->Children)) {\r
gBS->UninstallProtocolInterface (\r
NicHandle,\r
&gEfiMtftp4ServiceBindingProtocolGuid,\r
);\r
\r
Mtftp4CleanService (MtftpSb);\r
-\r
- FreePool (MtftpSb);\r
- } else {\r
-\r
- while (!IsListEmpty (&MtftpSb->Children)) {\r
- Instance = NET_LIST_HEAD (&MtftpSb->Children, MTFTP4_PROTOCOL, Link);\r
- Mtftp4ServiceBindingDestroyChild (ServiceBinding, Instance->Handle);\r
+ if (gMtftp4ControllerNameTable != NULL) {\r
+ FreeUnicodeStringTable (gMtftp4ControllerNameTable);\r
+ gMtftp4ControllerNameTable = NULL;\r
}\r
+ FreePool (MtftpSb);\r
\r
- if (MtftpSb->ChildrenNum != 0) {\r
- Status = EFI_DEVICE_ERROR;\r
- }\r
+ Status = EFI_SUCCESS;\r
}\r
\r
- gBS->RestoreTPL (OldTpl);\r
return Status;\r
}\r
\r
InitializeListHead (&Instance->Link);\r
CopyMem (&Instance->Mtftp4, &gMtftp4ProtocolTemplate, sizeof (Instance->Mtftp4));\r
Instance->State = MTFTP4_STATE_UNCONFIGED;\r
- Instance->InDestory = FALSE;\r
Instance->Service = MtftpSb;\r
\r
InitializeListHead (&Instance->Blocks);\r
);\r
\r
if (EFI_ERROR (Status)) {\r
- goto ON_ERROR;\r
+ UdpIoFreeIo (Instance->UnicastPort);\r
+ FreePool (Instance);\r
+ return Status;\r
}\r
\r
Instance->Handle = *ChildHandle;\r
EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r
);\r
if (EFI_ERROR (Status)) {\r
- gBS->UninstallMultipleProtocolInterfaces (\r
- Instance->Handle,\r
- &gEfiMtftp4ProtocolGuid,\r
- &Instance->Mtftp4,\r
- NULL\r
- );\r
+ goto ON_ERROR;\r
+ }\r
\r
+ //\r
+ // Open the Udp4 protocol by child.\r
+ //\r
+ Status = gBS->OpenProtocol (\r
+ Instance->UnicastPort->UdpHandle,\r
+ &gEfiUdp4ProtocolGuid,\r
+ (VOID **) &Udp4,\r
+ gMtftp4DriverBinding.DriverBindingHandle,\r
+ Instance->Handle,\r
+ EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ //\r
+ // Close the Udp4 protocol.\r
+ //\r
+ gBS->CloseProtocol (\r
+ MtftpSb->ConnectUdp->UdpHandle,\r
+ &gEfiUdp4ProtocolGuid,\r
+ gMtftp4DriverBinding.DriverBindingHandle,\r
+ ChildHandle\r
+ );\r
goto ON_ERROR;\r
}\r
\r
\r
gBS->RestoreTPL (OldTpl);\r
\r
-ON_ERROR:\r
+ return EFI_SUCCESS;\r
\r
- if (EFI_ERROR (Status)) {\r
- UdpIoFreeIo (Instance->UnicastPort);\r
- FreePool (Instance);\r
+ON_ERROR:\r
+ if (Instance->Handle != NULL) {\r
+ gBS->UninstallMultipleProtocolInterfaces (\r
+ Instance->Handle,\r
+ &gEfiMtftp4ProtocolGuid,\r
+ &Instance->Mtftp4,\r
+ NULL\r
+ );\r
}\r
\r
+ UdpIoFreeIo (Instance->UnicastPort);\r
+ FreePool (Instance);\r
+\r
return Status;\r
}\r
\r
\r
/**\r
- Destory one of the service binding's child.\r
+ Destroy one of the service binding's child.\r
\r
@param This The service binding instance\r
- @param ChildHandle The child handle to destory\r
+ @param ChildHandle The child handle to destroy\r
\r
@retval EFI_INVALID_PARAMETER The parameter is invaid.\r
- @retval EFI_UNSUPPORTED The child may have already been destoried.\r
- @retval EFI_SUCCESS The child is destoried and removed from the\r
+ @retval EFI_UNSUPPORTED The child may have already been destroyed.\r
+ @retval EFI_SUCCESS The child is destroyed and removed from the\r
parent's child list.\r
\r
**/\r
return EFI_INVALID_PARAMETER;\r
}\r
\r
- if (Instance->InDestory) {\r
+ if (Instance->InDestroy) {\r
return EFI_SUCCESS;\r
}\r
\r
- Instance->InDestory = TRUE;\r
+ Instance->InDestroy = TRUE;\r
\r
//\r
// Close the Udp4 protocol.\r
ChildHandle\r
);\r
\r
+ gBS->CloseProtocol (\r
+ Instance->UnicastPort->UdpHandle,\r
+ &gEfiUdp4ProtocolGuid,\r
+ gMtftp4DriverBinding.DriverBindingHandle,\r
+ ChildHandle\r
+ );\r
+\r
+ if (Instance->McastUdpPort != NULL) {\r
+ gBS->CloseProtocol (\r
+ Instance->McastUdpPort->UdpHandle,\r
+ &gEfiUdp4ProtocolGuid,\r
+ gMtftp4DriverBinding.DriverBindingHandle,\r
+ ChildHandle\r
+ ); \r
+ }\r
+\r
//\r
// Uninstall the MTFTP4 protocol first to enable a top down destruction.\r
//\r
);\r
\r
if (EFI_ERROR (Status)) {\r
- Instance->InDestory = FALSE;\r
+ Instance->InDestroy = FALSE;\r
return Status;\r
}\r
\r
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