Signed-off-by: niruiyu Reviewed-by: lgao4 git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11979 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			231 lines
		
	
	
		
			7.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			231 lines
		
	
	
		
			7.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /** @file
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|   The prototype of driver binding and service binding protocol for TCP driver.
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| 
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|   Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
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| 
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|   This program and the accompanying materials
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|   are licensed and made available under the terms and conditions of the BSD License
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|   which accompanies this distribution.  The full text of the license may be found at
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|   http://opensource.org/licenses/bsd-license.php.
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| 
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|   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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|   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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| 
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| **/
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| 
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| #ifndef _TCP_DRIVER_H_
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| #define _TCP_DRIVER_H_
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| 
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| #define TCP_DRIVER_SIGNATURE   SIGNATURE_32 ('T', 'C', 'P', 'D')
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| 
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| #define TCP_PORT_KNOWN         1024
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| #define TCP_PORT_USER_RESERVED 65535
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| 
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| typedef struct _TCP_HEARTBEAT_TIMER {
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|   EFI_EVENT  TimerEvent;
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|   INTN       RefCnt;
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| } TCP_HEARTBEAT_TIMER;
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| 
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| typedef struct _TCP_SERVICE_DATA {
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|   UINT32                        Signature;
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|   EFI_HANDLE                    ControllerHandle;
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|   EFI_HANDLE                    DriverBindingHandle;
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|   UINT8                         IpVersion;
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|   IP_IO                         *IpIo;
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|   EFI_SERVICE_BINDING_PROTOCOL  ServiceBinding;
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|   CHAR16                        *MacString;
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|   LIST_ENTRY                    SocketList;
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| } TCP_SERVICE_DATA;
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| 
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| typedef struct _TCP_PROTO_DATA {
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|   TCP_SERVICE_DATA  *TcpService;
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|   TCP_CB            *TcpPcb;
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| } TCP_PROTO_DATA;
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| 
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| #define TCP_SERVICE_FROM_THIS(a) \
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|   CR ( \
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|   (a), \
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|   TCP_SERVICE_DATA, \
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|   ServiceBinding, \
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|   TCP_DRIVER_SIGNATURE \
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|   )
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| 
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| //
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| // Function prototype for the driver's entry point
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| //
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| 
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| /**
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|   The entry point for Tcp driver, used to install Tcp driver on the ImageHandle.
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| 
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|   @param[in]  ImageHandle   The firmware allocated handle for this driver image.
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|   @param[in]  SystemTable   Pointer to the EFI system table.
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| 
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|   @retval EFI_SUCCESS   The driver loaded.
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|   @retval other         The driver did not load.
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| 
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| **/
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| EFI_STATUS
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| EFIAPI
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| TcpDriverEntryPoint (
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|   IN EFI_HANDLE        ImageHandle,
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|   IN EFI_SYSTEM_TABLE  *SystemTable
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|   );
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| 
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| //
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| // Function prototypes for the Driver Binding Protocol
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| //
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| 
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| /**
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|   Test to see if this driver supports ControllerHandle.
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| 
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|   @param[in]  This                Protocol instance pointer.
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|   @param[in]  ControllerHandle    Handle of the device to test.
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|   @param[in]  RemainingDevicePath Optional parameter use to pick a specific
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|                                   child device to start.
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| 
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|   @retval EFI_SUCCESS             This driver supports this device.
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|   @retval EFI_ALREADY_STARTED     This driver is already running on this device.
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|   @retval other                   This driver does not support this device.
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| 
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| **/
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| EFI_STATUS
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| EFIAPI
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| TcpDriverBindingSupported (
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|   IN EFI_DRIVER_BINDING_PROTOCOL  *This,
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|   IN EFI_HANDLE                   ControllerHandle,
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|   IN EFI_DEVICE_PATH_PROTOCOL     *RemainingDevicePath OPTIONAL
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|   );
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| 
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| /**
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|   Start this driver on ControllerHandle.
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| 
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|   @param[in]  This                   Protocol instance pointer.
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|   @param[in]  ControllerHandle       Handle of device to bind driver to.
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|   @param[in]  RemainingDevicePath    Optional parameter use to pick a specific child
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|                                      device to start.
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| 
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|   @retval EFI_SUCCESS            The driver was added to ControllerHandle.
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|   @retval EFI_OUT_OF_RESOURCES   There are not enough resources to start the
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|                                  driver.
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|   @retval other                  The driver cannot be added to ControllerHandle.
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| 
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| **/
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| EFI_STATUS
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| EFIAPI
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| TcpDriverBindingStart (
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|   IN EFI_DRIVER_BINDING_PROTOCOL  *This,
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|   IN EFI_HANDLE                   ControllerHandle,
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|   IN EFI_DEVICE_PATH_PROTOCOL     *RemainingDevicePath OPTIONAL
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|   );
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| 
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| /**
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|   Stop this driver on ControllerHandle.
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| 
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|   @param[in]  This              A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.
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|   @param[in]  ControllerHandle  A handle to the device being stopped. The handle must
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|                                 support a bus specific I/O protocol for the driver
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|                                 to use to stop the device.
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|   @param[in]  NumberOfChildren  The number of child device handles in ChildHandleBuffer.
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|   @param[in]  ChildHandleBuffer An array of child handles to be freed. May be NULL
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|                                 if NumberOfChildren is 0.
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| 
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|   @retval EFI_SUCCESS           The device was stopped.
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|   @retval EFI_DEVICE_ERROR      The device could not be stopped due to a device error.
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| 
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| **/
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| EFI_STATUS
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| EFIAPI
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| TcpDriverBindingStop (
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|   IN  EFI_DRIVER_BINDING_PROTOCOL  *This,
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|   IN  EFI_HANDLE                   ControllerHandle,
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|   IN  UINTN                        NumberOfChildren,
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|   IN  EFI_HANDLE                   *ChildHandleBuffer OPTIONAL
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|   );
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| 
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| /**
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|   The Callback funtion called after the TCP socket is created.
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| 
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|   @param[in]  This            Pointer to the socket just created.
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|   @param[in]  Context         The context of the socket.
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| 
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|   @retval EFI_SUCCESS         This protocol is installed successfully.
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|   @retval other               An error occured.
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| 
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| **/
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| EFI_STATUS
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| TcpCreateSocketCallback (
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|   IN SOCKET  *This,
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|   IN VOID    *Context
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|   );
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| 
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| /**
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|   The callback function called before the TCP socket is to be destroyed.
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| 
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|   @param[in]  This                   The TCP socket to be destroyed.
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|   @param[in]  Context                The context of the socket.
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| 
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| **/
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| VOID
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| TcpDestroySocketCallback (
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|   IN SOCKET  *This,
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|   IN VOID    *Context
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|   );
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| 
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| //
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| // Function ptototypes for the ServiceBinding Prococol
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| //
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| 
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| /**
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|   Creates a child handle with a set of TCP services.
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| 
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|   The CreateChild() function installs a protocol on ChildHandle.
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|   If ChildHandle is a pointer to NULL, then a new handle is created and returned in ChildHandle.
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|   If ChildHandle is not a pointer to NULL, then the protocol installs on the existing ChildHandle.
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| 
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|   @param[in]      This          Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.
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|   @param[in, out] ChildHandle   Pointer to the handle of the child to create.
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|                                 If it is NULL, then a new handle is created.
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|                                 If it is a pointer to an existing UEFI handle,
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|                                 then the protocol is added to the existing UEFI handle.
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| 
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|   @retval EFI_SUCCES            The protocol was added to ChildHandle.
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|   @retval EFI_INVALID_PARAMETER ChildHandle is NULL.
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|   @retval EFI_OUT_OF_RESOURCES  There are not enough resources available to create
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|                                 the child.
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|   @retval other                 The child handle was not created.
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| 
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| **/
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| EFI_STATUS
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| EFIAPI
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| TcpServiceBindingCreateChild (
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|   IN     EFI_SERVICE_BINDING_PROTOCOL  *This,
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|   IN OUT EFI_HANDLE                    *ChildHandle
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|   );
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| 
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| /**
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|   Destroys a child handle with a set of TCP services.
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| 
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|   The DestroyChild() function does the opposite of CreateChild(). It removes a protocol
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|   that was installed by CreateChild() from ChildHandle. If the removed protocol is the
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|   last protocol on ChildHandle, then ChildHandle is destroyed.
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| 
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|   @param  This        Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.
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|   @param  ChildHandle Handle of the child to destroy.
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| 
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|   @retval EFI_SUCCES            The protocol was removed from ChildHandle.
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|   @retval EFI_UNSUPPORTED       ChildHandle does not support the protocol that is being removed.
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|   @retval EFI_INVALID_PARAMETER The child handle is NULL.
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|   @retval EFI_ACCESS_DENIED     The protocol could not be removed from the ChildHandle
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|                                 because its services are being used.
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|   @retval other                 The child handle was not destroyed.
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| 
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| **/
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| EFI_STATUS
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| EFIAPI
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| TcpServiceBindingDestroyChild (
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|   IN EFI_SERVICE_BINDING_PROTOCOL  *This,
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|   IN EFI_HANDLE                    ChildHandle
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|   );
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| 
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| #endif
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