d551cc64cd
2. Remove the GetTime() call when receiving Udp4/6 packets. Signed-off-by: Fu Siyuan <siyuan.fu@intel.com> Reviewed-by: Ye, Ting <ting.ye@intel.com> Reviewed-by: Wu, Jiaxin <jiaxin.wu@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15497 6f19259b-4bc3-4df7-8a09-765794883524
343 lines
13 KiB
C
343 lines
13 KiB
C
/** @file
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Tcp driver function header.
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Copyright (c) 2005 - 2014, Intel Corporation. All rights reserved.<BR>
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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<BR>
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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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#ifndef _TCP4_DRIVER_H_
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#define _TCP4_DRIVER_H_
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#include <Protocol/ServiceBinding.h>
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#include <Library/IpIoLib.h>
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#define TCP4_DRIVER_SIGNATURE SIGNATURE_32 ('T', 'C', 'P', '4')
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#define TCP4_PORT_KNOWN 1024
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#define TCP4_PORT_USER_RESERVED 65535
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#define TCP4_FROM_THIS(a) \
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CR ( \
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(a), \
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TCP4_SERVICE_DATA, \
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Tcp4ServiceBinding, \
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TCP4_DRIVER_SIGNATURE \
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)
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///
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/// TCP heartbeat tick timer.
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///
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typedef struct _TCP4_HEARTBEAT_TIMER {
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EFI_EVENT TimerEvent; ///< The event assoiated with the timer
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INTN RefCnt; ///< Number of reference
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} TCP4_HEARTBEAT_TIMER;
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///
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/// TCP service data
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///
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typedef struct _TCP4_SERVICE_DATA {
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UINT32 Signature;
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EFI_HANDLE ControllerHandle;
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IP_IO *IpIo; // IP Io consumed by TCP4
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EFI_SERVICE_BINDING_PROTOCOL Tcp4ServiceBinding;
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EFI_HANDLE DriverBindingHandle;
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LIST_ENTRY SocketList;
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} TCP4_SERVICE_DATA;
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///
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/// TCP protocol data
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///
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typedef struct _TCP4_PROTO_DATA {
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TCP4_SERVICE_DATA *TcpService;
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TCP_CB *TcpPcb;
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} TCP4_PROTO_DATA;
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/**
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Packet receive callback function provided to IP_IO, used to call
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the proper function to handle the packet received by IP.
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@param Status Status of the received packet.
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@param IcmpErr ICMP error number.
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@param NetSession Pointer to the net session of this packet.
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@param Pkt Pointer to the recieved packet.
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@param Context Pointer to the context configured in IpIoOpen(), not used
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now.
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@return None
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**/
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VOID
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EFIAPI
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Tcp4RxCallback (
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IN EFI_STATUS Status,
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IN UINT8 IcmpErr,
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IN EFI_NET_SESSION_DATA *NetSession,
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IN NET_BUF *Pkt,
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IN VOID *Context OPTIONAL
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);
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/**
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Send the segment to IP via IpIo function.
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@param Tcb Pointer to the TCP_CB of this TCP instance.
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@param Nbuf Pointer to the TCP segment to be sent.
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@param Src Source address of the TCP segment.
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@param Dest Destination address of the TCP segment.
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@retval 0 The segment was sent out successfully.
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@retval -1 The segment was failed to send.
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**/
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INTN
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TcpSendIpPacket (
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IN TCP_CB *Tcb,
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IN NET_BUF *Nbuf,
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IN UINT32 Src,
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IN UINT32 Dest
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);
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/**
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The procotol handler provided to the socket layer, used to
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dispatch the socket level requests by calling the corresponding
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TCP layer functions.
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@param Sock Pointer to the socket of this TCP instance.
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@param Request The code of this operation request.
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@param Data Pointer to the operation specific data passed in
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together with the operation request.
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@retval EFI_SUCCESS The socket request is completed successfully.
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@retval other The error status returned by the corresponding TCP
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layer function.
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**/
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EFI_STATUS
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Tcp4Dispatcher (
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IN SOCKET *Sock,
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IN UINT8 Request,
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IN VOID *Data OPTIONAL
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);
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/**
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The entry point for Tcp4 driver, used to install Tcp4 driver on the ImageHandle.
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@param ImageHandle The firmware allocated handle for this
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driver image.
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@param SystemTable Pointer to the EFI system table.
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@retval EFI_SUCCESS Driver loaded.
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@retval other Driver not loaded.
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**/
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EFI_STATUS
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EFIAPI
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Tcp4DriverEntryPoint (
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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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Tests to see if this driver supports a given controller.
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If a child device is provided, it further tests to see if this driver supports
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creating a handle for the specified child device.
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@param This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.
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@param ControllerHandle The handle of the controller to test. This handle
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must support a protocol interface that supplies
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an I/O abstraction to the driver.
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@param RemainingDevicePath A pointer to the remaining portion of a device path.
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This parameter is ignored by device drivers, and is optional for bus drivers.
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@retval EFI_SUCCESS The device specified by ControllerHandle and
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RemainingDevicePath is supported by the driver
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specified by This.
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@retval EFI_ALREADY_STARTED The device specified by ControllerHandle and
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RemainingDevicePath is already being managed by
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the driver specified by This.
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@retval EFI_ACCESS_DENIED The device specified by ControllerHandle and
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RemainingDevicePath is already being managed by a
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different driver or an application that requires
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exclusive access.
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@retval EFI_UNSUPPORTED The device specified by ControllerHandle and
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RemainingDevicePath is not supported by the driver
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specified by This.
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**/
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EFI_STATUS
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EFIAPI
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Tcp4DriverBindingSupported (
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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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Start this driver on ControllerHandle.
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The Start() function is designed to be invoked from the EFI boot service
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ConnectController(). As a result, much of the error checking on the parameters
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to Start() has been moved into this common boot service. It is legal to call
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Start() from other locations, but the following calling restrictions must be
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followed or the system behavior will not be deterministic.
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1. ControllerHandle must be a valid EFI_HANDLE.
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2. If RemainingDevicePath is not NULL, then it must be a pointer to a naturally
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aligned EFI_DEVICE_PATH_PROTOCOL.
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3. Prior to calling Start(), the Supported() function for the driver specified
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by This must have been called with the same calling parameters, and Supported()
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must have returned EFI_SUCCESS.
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@param This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.
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@param ControllerHandle The handle of the controller to start. This handle
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must support a protocol interface that supplies
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an I/O abstraction to the driver.
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@param RemainingDevicePath A pointer to the remaining portion of a device path.
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This parameter is ignored by device drivers, and is
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optional for bus drivers.
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@retval EFI_SUCCESS The device was started.
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@retval EFI_ALREADY_STARTED The device could not be started due to a device error.
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@retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack
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of resources.
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**/
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EFI_STATUS
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EFIAPI
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Tcp4DriverBindingStart (
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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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Stop this driver on ControllerHandle.
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The Stop() function is designed to be invoked from the EFI boot service
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DisconnectController(). As a result, much of the error checking on the parameters
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to Stop() has been moved into this common boot service. It is legal to call Stop()
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from other locations, but the following calling restrictions must be followed
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or the system behavior will not be deterministic.
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1. ControllerHandle must be a valid EFI_HANDLE that was used on a previous call
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to this same driver's Start() function.
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2. The first NumberOfChildren handles of ChildHandleBuffer must all be a valid
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EFI_HANDLE. In addition, all of these handles must have been created in this
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driver's Start() function, and the Start() function must have called OpenProtocol()
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on ControllerHandle with an Attribute of EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER.
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@param This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.
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@param 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 NumberOfChildren The number of child device handles in ChildHandleBuffer.
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@param ChildHandleBuffer An array of child handles to be freed. May be NULL if
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NumberOfChildren is 0.
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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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EFI_STATUS
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EFIAPI
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Tcp4DriverBindingStop (
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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
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);
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/**
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Open Ip4 and device path protocols for a created socket, and insert it in
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socket list.
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@param This Pointer to the socket just created
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@param Context Context of the socket
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@retval EFI_SUCCESS This protocol is installed successfully.
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@retval other Some error occured.
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**/
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EFI_STATUS
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Tcp4CreateSocketCallback (
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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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Close Ip4 and device path protocols for a socket, and remove it from socket list.
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@param This Pointer to the socket to be removed
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@param Context Context of the socket
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**/
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VOID
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Tcp4DestroySocketCallback (
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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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Creates a child handle and installs a protocol.
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The CreateChild() function installs a protocol on ChildHandle. If ChildHandle
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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
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ChildHandle.
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@param This Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.
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@param ChildHandle Pointer to the handle of the child to create. If it is NULL, then
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a new handle is created. If it is a pointer to an existing UEFI
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handle, then the protocol is added to the existing UEFI handle.
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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 availabe 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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EFI_STATUS
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EFIAPI
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Tcp4ServiceBindingCreateChild (
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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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Destroys a child handle with a protocol installed on it.
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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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@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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@retval EFI_SUCCES The protocol was removed from ChildHandle.
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@retval EFI_UNSUPPORTED ChildHandle does not support the protocol that is
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being removed.
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@retval EFI_INVALID_PARAMETER 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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EFI_STATUS
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EFIAPI
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Tcp4ServiceBindingDestroyChild (
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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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#endif
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