mirror of https://github.com/acidanthera/audk.git
925 lines
28 KiB
C
925 lines
28 KiB
C
/** @file
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Common head file for TCP socket.
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Copyright (c) 2009 - 2010, 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.
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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 _SOCKET_H_
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#define _SOCKET_H_
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#include <Uefi.h>
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#include <Protocol/Tcp4.h>
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#include <Protocol/Tcp6.h>
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#include <Library/NetLib.h>
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#include <Library/DebugLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/UefiRuntimeServicesTableLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/UefiLib.h>
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#include <Library/DpcLib.h>
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#define SOCK_SND_BUF 0
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#define SOCK_RCV_BUF 1
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#define SOCK_BUFF_LOW_WATER (2 * 1024)
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#define SOCK_RCV_BUFF_SIZE (8 * 1024)
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#define SOCK_SND_BUFF_SIZE (8 * 1024)
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#define SOCK_BACKLOG 5
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#define PROTO_RESERVED_LEN 20
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#define SO_NO_MORE_DATA 0x0001
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//
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//
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//
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// When a socket is created it enters into SO_UNCONFIGURED,
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// no actions can be taken on this socket, only after calling
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// SockConfigure. The state transition diagram of socket is
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// as following:
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//
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// SO_UNCONFIGURED --- SO_CONFIGURED --- SO_CONNECTING
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// ^ | |
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// | ---> SO_LISTENING |
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// | |
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// |------------------SO_DISCONNECTING<-- SO_CONNECTED
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//
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// A passive socket can only go into SO_LISTENING and
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// SO_UNCONFIGURED state. SO_XXXING state is a middle state
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// when a socket is undergoing a protocol procedure such
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// as requesting a TCP connection.
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//
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//
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//
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///
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/// Socket state
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///
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#define SO_CLOSED 0
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#define SO_LISTENING 1
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#define SO_CONNECTING 2
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#define SO_CONNECTED 3
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#define SO_DISCONNECTING 4
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///
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/// Socket configure state
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///
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#define SO_UNCONFIGURED 0
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#define SO_CONFIGURED_ACTIVE 1
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#define SO_CONFIGURED_PASSIVE 2
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#define SO_NO_MAPPING 3
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///
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/// The request issued from socket layer to protocol layer.
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///
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#define SOCK_ATTACH 0 ///< Attach current socket to a new PCB
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#define SOCK_DETACH 1 ///< Detach current socket from the PCB
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#define SOCK_CONFIGURE 2 ///< Configure attached PCB
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#define SOCK_FLUSH 3 ///< Flush attached PCB
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#define SOCK_SND 4 ///< Need protocol to send something
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#define SOCK_SNDPUSH 5 ///< Need protocol to send pushed data
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#define SOCK_SNDURG 6 ///< Need protocol to send urgent data
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#define SOCK_CONSUMED 7 ///< Application has retrieved data from socket
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#define SOCK_CONNECT 8 ///< Need to connect to a peer
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#define SOCK_CLOSE 9 ///< Need to close the protocol process
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#define SOCK_ABORT 10 ///< Need to reset the protocol process
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#define SOCK_POLL 11 ///< Need to poll to the protocol layer
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#define SOCK_ROUTE 12 ///< Need to add a route information
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#define SOCK_MODE 13 ///< Need to get the mode data of the protocol
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#define SOCK_GROUP 14 ///< Need to join a mcast group
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/**
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Set socket SO_NO_MORE_DATA flag.
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@param[in] Sock Pointer to the socket
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**/
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#define SOCK_NO_MORE_DATA(Sock) ((Sock)->Flag |= SO_NO_MORE_DATA)
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/**
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Check whether the socket is unconfigured.
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@param[in] Sock Pointer to the socket.
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@retval TRUE The socket is unconfigued.
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@retval FALSE The socket is not unconfigued.
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**/
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#define SOCK_IS_UNCONFIGURED(Sock) ((Sock)->ConfigureState == SO_UNCONFIGURED)
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/**
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Check whether the socket is configured.
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@param[in] Sock Pointer to the socket
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@retval TRUE The socket is configued
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@retval FALSE The socket is not configued
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**/
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#define SOCK_IS_CONFIGURED(Sock) \
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(((Sock)->ConfigureState == SO_CONFIGURED_ACTIVE) || \
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((Sock)->ConfigureState == SO_CONFIGURED_PASSIVE))
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/**
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Check whether the socket is configured to active mode.
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@param[in] Sock Pointer to the socket.
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@retval TRUE The socket is configued to active mode.
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@retval FALSE The socket is not configued to active mode.
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**/
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#define SOCK_IS_CONFIGURED_ACTIVE(Sock) ((Sock)->ConfigureState == SO_CONFIGURED_ACTIVE)
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/**
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Check whether the socket is configured to passive mode.
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@param[in] Sock Pointer to the socket.
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@retval TRUE The socket is configued to passive mode.
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@retval FALSE The socket is not configued to passive mode.
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**/
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#define SOCK_IS_CONNECTED_PASSIVE(Sock) ((Sock)->ConfigureState == SO_CONFIGURED_PASSIVE)
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/**
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Check whether the socket is mapped.
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@param[in] Sock Pointer to the socket.
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@retval TRUE The socket is not mapping.
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@retval FALSE The socket is mapped.
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**/
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#define SOCK_IS_NO_MAPPING(Sock) ((Sock)->ConfigureState == SO_NO_MAPPING)
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/**
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Check whether the socket is closed.
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@param[in] Sock Pointer to the socket.
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@retval TRUE The socket is closed.
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@retval FALSE The socket is not closed.
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**/
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#define SOCK_IS_CLOSED(Sock) ((Sock)->State == SO_CLOSED)
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/**
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Check whether the socket is listening.
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@param[in] Sock Pointer to the socket.
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@retval TRUE The socket is listening.
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@retval FALSE The socket is not listening.
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**/
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#define SOCK_IS_LISTENING(Sock) ((Sock)->State == SO_LISTENING)
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/**
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Check whether the socket is connecting.
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@param[in] Sock Pointer to the socket.
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@retval TRUE The socket is connecting.
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@retval FALSE The socket is not connecting.
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**/
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#define SOCK_IS_CONNECTING(Sock) ((Sock)->State == SO_CONNECTING)
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/**
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Check whether the socket has connected.
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@param[in] Sock Pointer to the socket.
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@retval TRUE The socket has connected.
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@retval FALSE The socket has not connected.
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**/
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#define SOCK_IS_CONNECTED(Sock) ((Sock)->State == SO_CONNECTED)
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/**
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Check whether the socket is disconnecting.
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@param[in] Sock Pointer to the socket.
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@retval TRUE The socket is disconnecting.
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@retval FALSE The socket is not disconnecting.
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**/
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#define SOCK_IS_DISCONNECTING(Sock) ((Sock)->State == SO_DISCONNECTING)
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/**
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Check whether the socket is no more data.
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@param[in] Sock Pointer to the socket.
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@retval TRUE The socket is no more data.
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@retval FALSE The socket still has data.
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**/
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#define SOCK_IS_NO_MORE_DATA(Sock) (0 != ((Sock)->Flag & SO_NO_MORE_DATA))
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/**
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Set the size of the receive buffer.
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@param[in] Sock Pointer to the socket.
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@param[in] Size The size to set.
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**/
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#define SET_RCV_BUFFSIZE(Sock, Size) ((Sock)->RcvBuffer.HighWater = (Size))
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/**
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Get the size of the receive buffer.
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@param[in] Sock Pointer to the socket.
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@return The receive buffer size.
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**/
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#define GET_RCV_BUFFSIZE(Sock) ((Sock)->RcvBuffer.HighWater)
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/**
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Get the size of the receive data.
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@param[in] Sock Pointer to the socket.
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@return The received data size.
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**/
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#define GET_RCV_DATASIZE(Sock) (((Sock)->RcvBuffer.DataQueue)->BufSize)
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/**
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Set the size of the send buffer.
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@param[in] Sock Pointer to the socket.
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@param[in] Size The size to set.
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**/
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#define SET_SND_BUFFSIZE(Sock, Size) ((Sock)->SndBuffer.HighWater = (Size))
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/**
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Get the size of the send buffer.
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@param[in] Sock Pointer to the socket.
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@return The send buffer size.
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**/
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#define GET_SND_BUFFSIZE(Sock) ((Sock)->SndBuffer.HighWater)
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/**
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Get the size of the send data.
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@param[in] Sock Pointer to the socket.
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@return The send data size.
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**/
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#define GET_SND_DATASIZE(Sock) (((Sock)->SndBuffer.DataQueue)->BufSize)
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/**
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Set the backlog value of the socket.
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@param[in] Sock Pointer to the socket.
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@param[in] Value The value to set.
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**/
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#define SET_BACKLOG(Sock, Value) ((Sock)->BackLog = (Value))
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/**
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Get the backlog value of the socket.
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@param[in] Sock Pointer to the socket.
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@return The backlog value.
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**/
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#define GET_BACKLOG(Sock) ((Sock)->BackLog)
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/**
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Set the socket with error state.
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@param[in] Sock Pointer to the socket.
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@param[in] Error The error state.
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**/
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#define SOCK_ERROR(Sock, Error) ((Sock)->SockError = (Error))
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#define SOCK_SIGNATURE SIGNATURE_32 ('S', 'O', 'C', 'K')
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#define SOCK_FROM_THIS(a) CR ((a), SOCKET, NetProtocol, SOCK_SIGNATURE)
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#define SOCK_FROM_TOKEN(Token) (((SOCK_TOKEN *) (Token))->Sock)
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#define PROTO_TOKEN_FORM_SOCK(SockToken, Type) ((Type *) (((SOCK_TOKEN *) (SockToken))->Token))
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typedef struct _TCP_SOCKET SOCKET;
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///
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/// Socket completion token
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///
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typedef struct _SOCK_COMPLETION_TOKEN {
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EFI_EVENT Event; ///< The event to be issued
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EFI_STATUS Status; ///< The status to be issued
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} SOCK_COMPLETION_TOKEN;
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typedef union {
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VOID *RxData;
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VOID *TxData;
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} SOCK_IO_DATA;
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///
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/// The application token with data packet
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///
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typedef struct _SOCK_IO_TOKEN {
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SOCK_COMPLETION_TOKEN Token;
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SOCK_IO_DATA Packet;
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} SOCK_IO_TOKEN;
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///
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/// The socket type.
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///
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typedef enum {
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SockDgram, ///< This socket providing datagram service
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SockStream ///< This socket providing stream service
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} SOCK_TYPE;
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///
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/// The buffer structure of rcvd data and send data used by socket.
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///
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typedef struct _SOCK_BUFFER {
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UINT32 HighWater; ///< The buffersize upper limit of sock_buffer
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UINT32 LowWater; ///< The low warter mark of sock_buffer
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NET_BUF_QUEUE *DataQueue; ///< The queue to buffer data
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} SOCK_BUFFER;
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/**
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The handler of protocol for request from socket.
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@param[in] Socket The socket issuing the request to protocol.
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@param[in] Request The request issued by socket.
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@param[in] RequestData The request related data.
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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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typedef
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EFI_STATUS
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(*SOCK_PROTO_HANDLER) (
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IN SOCKET *Socket,
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IN UINT8 Request,
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IN VOID *RequestData
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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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@param[in] This Pointer to the socket just created.
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@param[in] Context Context of the socket.
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@retval EFI_SUCCESS This protocol installed successfully.
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@retval other Some error occured.
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**/
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typedef
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EFI_STATUS
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(*SOCK_CREATE_CALLBACK) (
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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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The callback function called before the TCP socket is to be destroyed.
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@param[in] This The TCP socket to be destroyed.
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@param[in] Context The context.
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**/
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typedef
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VOID
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(*SOCK_DESTROY_CALLBACK) (
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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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/// The initialize data for create a new socket.
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///
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typedef struct _SOCK_INIT_DATA {
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SOCK_TYPE Type;
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UINT8 State;
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SOCKET *Parent; ///< The parent of this socket
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UINT32 BackLog; ///< The connection limit for listening socket
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UINT32 SndBufferSize; ///< The high warter mark of send buffer
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UINT32 RcvBufferSize; ///< The high warter mark of receive buffer
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UINT8 IpVersion;
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VOID *Protocol; ///< The pointer to protocol function template
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///< wanted to install on socket
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//
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// Callbacks after socket is created and before socket is to be destroyed.
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//
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SOCK_CREATE_CALLBACK CreateCallback; ///< Callback after created
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SOCK_DESTROY_CALLBACK DestroyCallback; ///< Callback before destroied
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VOID *Context; ///< The context of the callback
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//
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// Opaque protocol data.
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//
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VOID *ProtoData;
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UINT32 DataSize;
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SOCK_PROTO_HANDLER ProtoHandler; ///< The handler of protocol for socket request
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EFI_HANDLE DriverBinding; ///< The driver binding handle
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} SOCK_INIT_DATA;
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///
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/// The union type of TCP and UDP protocol.
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///
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typedef union _NET_PROTOCOL {
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EFI_TCP4_PROTOCOL Tcp4Protocol; ///< Tcp4 protocol
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EFI_TCP6_PROTOCOL Tcp6Protocol; ///< Tcp6 protocol
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} NET_PROTOCOL;
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///
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/// The socket structure representing a network service access point.
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///
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struct _TCP_SOCKET {
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//
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// Socket description information
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//
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UINT32 Signature; ///< Signature of the socket
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EFI_HANDLE SockHandle; ///< The virtual handle of the socket
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EFI_HANDLE DriverBinding; ///< Socket's driver binding protocol
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EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;
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EFI_DEVICE_PATH_PROTOCOL *DevicePath;
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LIST_ENTRY Link;
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UINT8 ConfigureState;
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SOCK_TYPE Type;
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UINT8 State;
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UINT16 Flag;
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EFI_LOCK Lock; ///< The lock of socket
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SOCK_BUFFER SndBuffer; ///< Send buffer of application's data
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SOCK_BUFFER RcvBuffer; ///< Receive buffer of received data
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EFI_STATUS SockError; ///< The error returned by low layer protocol
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BOOLEAN IsDestroyed;
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//
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// Fields used to manage the connection request
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//
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UINT32 BackLog; ///< the limit of connection to this socket
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UINT32 ConnCnt; ///< the current count of connections to it
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SOCKET *Parent; ///< listening parent that accept the connection
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LIST_ENTRY ConnectionList; ///< the connections maintained by this socket
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//
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// The queue to buffer application's asynchronous token
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//
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LIST_ENTRY ListenTokenList;
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LIST_ENTRY RcvTokenList;
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LIST_ENTRY SndTokenList;
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LIST_ENTRY ProcessingSndTokenList;
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SOCK_COMPLETION_TOKEN *ConnectionToken; ///< app's token to signal if connected
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SOCK_COMPLETION_TOKEN *CloseToken; ///< app's token to signal if closed
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//
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// Interface for low level protocol
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//
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SOCK_PROTO_HANDLER ProtoHandler; ///< The request handler of protocol
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UINT8 ProtoReserved[PROTO_RESERVED_LEN]; ///< Data fields reserved for protocol
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UINT8 IpVersion;
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NET_PROTOCOL NetProtocol; ///< TCP or UDP protocol socket used
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//
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// Callbacks after socket is created and before socket is to be destroyed.
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//
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SOCK_CREATE_CALLBACK CreateCallback; ///< Callback after created
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SOCK_DESTROY_CALLBACK DestroyCallback; ///< Callback before destroied
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VOID *Context; ///< The context of the callback
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};
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///
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/// The token structure buffered in socket layer.
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///
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typedef struct _SOCK_TOKEN {
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LIST_ENTRY TokenList; ///< The entry to add in the token list
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SOCK_COMPLETION_TOKEN *Token; ///< The application's token
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UINT32 RemainDataLen; ///< Unprocessed data length
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SOCKET *Sock; ///< The poninter to the socket this token
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///< belongs to
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} SOCK_TOKEN;
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///
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/// Reserved data to access the NET_BUF delivered by TCP driver.
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///
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typedef struct _TCP_RSV_DATA {
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UINT32 UrgLen;
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} TCP_RSV_DATA;
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//
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// Socket provided oprerations for low layer protocol implemented in SockImpl.c
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//
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/**
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Set the state of the socket.
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@param[in, out] Sock Pointer to the socket.
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@param[in] State The new socket state to be set.
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**/
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VOID
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SockSetState (
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IN OUT SOCKET *Sock,
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IN UINT8 State
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);
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/**
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Clone a new socket including its associated protocol control block.
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@param[in] Sock Pointer to the socket to be cloned.
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@return Pointer to the newly cloned socket. If NULL, an error condition occurred.
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**/
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SOCKET *
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SockClone (
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IN SOCKET *Sock
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);
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/**
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Called by the low layer protocol to indicate the socket a connection is
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established.
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This function just changes the socket's state to SO_CONNECTED
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and signals the token used for connection establishment.
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|
|
@param[in, out] Sock Pointer to the socket associated with the
|
|
established connection.
|
|
|
|
**/
|
|
VOID
|
|
SockConnEstablished (
|
|
IN OUT SOCKET *Sock
|
|
);
|
|
|
|
/**
|
|
Called by the low layer protocol to indicate that the connection is closed.
|
|
|
|
This function flushes the socket, sets the state to SO_CLOSED, and signals
|
|
the close token.
|
|
|
|
@param[in, out] Sock Pointer to the socket associated with the closed
|
|
connection.
|
|
|
|
**/
|
|
VOID
|
|
SockConnClosed (
|
|
IN OUT SOCKET *Sock
|
|
);
|
|
|
|
/**
|
|
Called by low layer protocol to indicate that some data is sent or processed.
|
|
|
|
This function trims the sent data in the socket send buffer and signals the data
|
|
token, if proper.
|
|
|
|
@param[in, out] Sock Pointer to the socket.
|
|
@param[in] Count The length of the data processed or sent, in bytes.
|
|
|
|
**/
|
|
VOID
|
|
SockDataSent (
|
|
IN OUT SOCKET *Sock,
|
|
IN UINT32 Count
|
|
);
|
|
|
|
/**
|
|
Called by the low layer protocol to copy some data in socket send
|
|
buffer starting from the specific offset to a buffer provided by
|
|
the caller.
|
|
|
|
@param[in] Sock Pointer to the socket.
|
|
@param[in] Offset The start point of the data to be copied.
|
|
@param[in] Len The length of the data to be copied.
|
|
@param[out] Dest Pointer to the destination to copy the data.
|
|
|
|
@return The data size copied.
|
|
|
|
**/
|
|
UINT32
|
|
SockGetDataToSend (
|
|
IN SOCKET *Sock,
|
|
IN UINT32 Offset,
|
|
IN UINT32 Len,
|
|
OUT UINT8 *Dest
|
|
);
|
|
|
|
/**
|
|
Called by the low layer protocol to deliver received data to socket layer.
|
|
|
|
This function appends the data to the socket receive buffer, set the
|
|
urgent data length, then checks if any receive token can be signaled.
|
|
|
|
@param[in, out] Sock Pointer to the socket.
|
|
@param[in, out] NetBuffer Pointer to the buffer that contains the received data.
|
|
@param[in] UrgLen The length of the urgent data in the received data.
|
|
|
|
**/
|
|
VOID
|
|
SockDataRcvd (
|
|
IN OUT SOCKET *Sock,
|
|
IN OUT NET_BUF *NetBuffer,
|
|
IN UINT32 UrgLen
|
|
);
|
|
|
|
/**
|
|
Get the length of the free space of the specific socket buffer.
|
|
|
|
@param[in] Sock Pointer to the socket.
|
|
@param[in] Which Flag to indicate which socket buffer to check:
|
|
either send buffer or receive buffer.
|
|
|
|
@return The length of the free space, in bytes.
|
|
|
|
**/
|
|
UINT32
|
|
SockGetFreeSpace (
|
|
IN SOCKET *Sock,
|
|
IN UINT32 Which
|
|
);
|
|
|
|
/**
|
|
Called by the low layer protocol to indicate that there will be no more data
|
|
from the communication peer.
|
|
|
|
This function sets the socket's state to SO_NO_MORE_DATA and signals all queued
|
|
IO tokens with the error status EFI_CONNECTION_FIN.
|
|
|
|
@param[in, out] Sock Pointer to the socket.
|
|
|
|
**/
|
|
VOID
|
|
SockNoMoreData (
|
|
IN OUT SOCKET *Sock
|
|
);
|
|
|
|
//
|
|
// Socket provided operations for user interface implemented in SockInterface.c
|
|
//
|
|
|
|
/**
|
|
Create a socket and its associated protocol control block
|
|
with the intial data SockInitData and protocol specific
|
|
data ProtoData.
|
|
|
|
@param[in] SockInitData Inital data to setting the socket.
|
|
|
|
@return Pointer to the newly created socket. If NULL, an error condition occured.
|
|
|
|
**/
|
|
SOCKET *
|
|
SockCreateChild (
|
|
IN SOCK_INIT_DATA *SockInitData
|
|
);
|
|
|
|
/**
|
|
Destory the socket Sock and its associated protocol control block.
|
|
|
|
@param[in, out] Sock The socket to be destroyed.
|
|
|
|
@retval EFI_SUCCESS The socket Sock was destroyed successfully.
|
|
@retval EFI_ACCESS_DENIED Failed to get the lock to access the socket.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
SockDestroyChild (
|
|
IN OUT SOCKET *Sock
|
|
);
|
|
|
|
/**
|
|
Configure the specific socket Sock using configuration data ConfigData.
|
|
|
|
@param[in] Sock Pointer to the socket to be configured.
|
|
@param[in] ConfigData Pointer to the configuration data.
|
|
|
|
@retval EFI_SUCCESS The socket configured successfully.
|
|
@retval EFI_ACCESS_DENIED Failed to get the lock to access the socket, or the
|
|
socket is already configured.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
SockConfigure (
|
|
IN SOCKET *Sock,
|
|
IN VOID *ConfigData
|
|
);
|
|
|
|
/**
|
|
Initiate a connection establishment process.
|
|
|
|
@param[in] Sock Pointer to the socket to initiate the initate the
|
|
connection.
|
|
@param[in] Token Pointer to the token used for the connection
|
|
operation.
|
|
|
|
@retval EFI_SUCCESS The connection initialized successfully.
|
|
@retval EFI_ACCESS_DENIED Failed to get the lock to access the socket, or the
|
|
socket is closed, or the socket is not configured to
|
|
be an active one, or the token is already in one of
|
|
this socket's lists.
|
|
@retval EFI_NO_MAPPING The IP address configuration operation is not
|
|
finished.
|
|
@retval EFI_NOT_STARTED The socket is not configured.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
SockConnect (
|
|
IN SOCKET *Sock,
|
|
IN VOID *Token
|
|
);
|
|
|
|
/**
|
|
Issue a listen token to get an existed connected network instance,
|
|
or wait for a connection if there is none.
|
|
|
|
@param[in] Sock Pointer to the socket to accept connections.
|
|
@param[in] Token The token to accept a connection.
|
|
|
|
@retval EFI_SUCCESS Either a connection is accepted or the Token is
|
|
buffered for further acceptance.
|
|
@retval EFI_ACCESS_DENIED Failed to get the lock to access the socket, or the
|
|
socket is closed, or the socket is not configured to
|
|
be a passive one, or the token is already in one of
|
|
this socket's lists.
|
|
@retval EFI_NO_MAPPING The IP address configuration operation is not
|
|
finished.
|
|
@retval EFI_NOT_STARTED The socket is not configured.
|
|
@retval EFI_OUT_OF_RESOURCE Failed to buffer the Token due to memory limit.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
SockAccept (
|
|
IN SOCKET *Sock,
|
|
IN VOID *Token
|
|
);
|
|
|
|
/**
|
|
Issue a token with data to the socket to send out.
|
|
|
|
@param[in] Sock Pointer to the socket to process the token with
|
|
data.
|
|
@param[in] Token The token with data that needs to send out.
|
|
|
|
@retval EFI_SUCCESS The token processed successfully.
|
|
@retval EFI_ACCESS_DENIED Failed to get the lock to access the socket, or the
|
|
socket is closed, or the socket is not in a
|
|
synchronized state , or the token is already in one
|
|
of this socket's lists.
|
|
@retval EFI_NO_MAPPING The IP address configuration operation is not
|
|
finished.
|
|
@retval EFI_NOT_STARTED The socket is not configured.
|
|
@retval EFI_OUT_OF_RESOURCE Failed to buffer the token due to a memory limit.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
SockSend (
|
|
IN SOCKET *Sock,
|
|
IN VOID *Token
|
|
);
|
|
|
|
/**
|
|
Issue a token to get data from the socket.
|
|
|
|
@param[in] Sock Pointer to the socket to get data from.
|
|
@param[in] Token The token to store the received data from the
|
|
socket.
|
|
|
|
@retval EFI_SUCCESS The token processed successfully.
|
|
@retval EFI_ACCESS_DENIED Failed to get the lock to access the socket, or the
|
|
socket is closed, or the socket is not in a
|
|
synchronized state , or the token is already in one
|
|
of this socket's lists.
|
|
@retval EFI_NO_MAPPING The IP address configuration operation is not
|
|
finished.
|
|
@retval EFI_NOT_STARTED The socket is not configured.
|
|
@retval EFI_CONNECTION_FIN The connection is closed and there is no more data.
|
|
@retval EFI_OUT_OF_RESOURCE Failed to buffer the token due to a memory limit.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
SockRcv (
|
|
IN SOCKET *Sock,
|
|
IN VOID *Token
|
|
);
|
|
|
|
/**
|
|
Reset the socket and its associated protocol control block.
|
|
|
|
@param[in, out] Sock Pointer to the socket to be flushed.
|
|
|
|
@retval EFI_SUCCESS The socket flushed successfully.
|
|
@retval EFI_ACCESS_DENIED Failed to get the lock to access the socket.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
SockFlush (
|
|
IN OUT SOCKET *Sock
|
|
);
|
|
|
|
/**
|
|
Close or abort the socket associated connection.
|
|
|
|
@param[in, out] Sock Pointer to the socket of the connection to close
|
|
or abort.
|
|
@param[in] Token The token for close operation.
|
|
@param[in] OnAbort TRUE for aborting the connection, FALSE to close it.
|
|
|
|
@retval EFI_SUCCESS The close or abort operation initialized
|
|
successfully.
|
|
@retval EFI_ACCESS_DENIED Failed to get the lock to access the socket, or the
|
|
socket is closed, or the socket is not in a
|
|
synchronized state , or the token is already in one
|
|
of this socket's lists.
|
|
@retval EFI_NO_MAPPING The IP address configuration operation is not
|
|
finished.
|
|
@retval EFI_NOT_STARTED The socket is not configured.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
SockClose (
|
|
IN OUT SOCKET *Sock,
|
|
IN VOID *Token,
|
|
IN BOOLEAN OnAbort
|
|
);
|
|
|
|
/**
|
|
Get the mode data of the low layer protocol.
|
|
|
|
@param[in] Sock Pointer to the socket to get mode data from.
|
|
@param[in, out] Mode Pointer to the data to store the low layer mode
|
|
information.
|
|
|
|
@retval EFI_SUCCESS The mode data was obtained successfully.
|
|
@retval EFI_NOT_STARTED The socket is not configured.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
SockGetMode (
|
|
IN SOCKET *Sock,
|
|
IN OUT VOID *Mode
|
|
);
|
|
|
|
/**
|
|
Configure the low level protocol to join a multicast group for
|
|
this socket's connection.
|
|
|
|
@param[in] Sock Pointer to the socket of the connection to join the
|
|
specific multicast group.
|
|
@param[in] GroupInfo Pointer to the multicast group information.
|
|
|
|
@retval EFI_SUCCESS The configuration completed successfully.
|
|
@retval EFI_ACCESS_DENIED Failed to get the lock to access the socket.
|
|
@retval EFI_NOT_STARTED The socket is not configured.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
SockGroup (
|
|
IN SOCKET *Sock,
|
|
IN VOID *GroupInfo
|
|
);
|
|
|
|
/**
|
|
Add or remove route information in IP route table associated
|
|
with this socket.
|
|
|
|
@param[in] Sock Pointer to the socket associated with the IP route
|
|
table to operate on.
|
|
@param[in] RouteInfo Pointer to the route information to be processed.
|
|
|
|
@retval EFI_SUCCESS The route table updated successfully.
|
|
@retval EFI_ACCESS_DENIED Failed to get the lock to access the socket.
|
|
@retval EFI_NO_MAPPING The IP address configuration operation is not
|
|
finished.
|
|
@retval EFI_NOT_STARTED The socket is not configured.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
SockRoute (
|
|
IN SOCKET *Sock,
|
|
IN VOID *RouteInfo
|
|
);
|
|
|
|
#endif
|