audk/NetworkPkg/TcpDxe/SockImpl.h

116 lines
2.8 KiB
C

/** @file
The function declaration that provided for Socket Interface.
Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _SOCK_IMPL_H_
#define _SOCK_IMPL_H_
#include "Socket.h"
#include "TcpMain.h"
/**
Signal a event with the given status.
@param[in] Token The token's event is to be signaled.
@param[in] TokenStatus The status to be sent with the event.
**/
#define SIGNAL_TOKEN(Token, TokenStatus) \
do { \
(Token)->Status = (TokenStatus); \
gBS->SignalEvent ((Token)->Event); \
} while (0)
#define SOCK_HEADER_SPACE (60 + 60 + 72)
/**
Process the TCP send data, buffer the tcp txdata and append
the buffer to socket send buffer, then try to send it.
@param[in] Sock Pointer to the socket.
@param[in] TcpTxData Pointer to the application provided send buffer.
@retval EFI_SUCCESS The operation completed successfully.
@retval EFI_OUT_OF_RESOURCES Failed due to resource limits.
**/
EFI_STATUS
SockProcessTcpSndData (
IN SOCKET *Sock,
IN VOID *TcpTxData
);
/**
Get received data from the socket layer to the receive token.
@param[in, out] Sock Pointer to the socket.
@param[in, out] RcvToken Pointer to the application provided receive token.
@return The length of data received in this token.
**/
UINT32
SockProcessRcvToken (
IN OUT SOCKET *Sock,
IN OUT SOCK_IO_TOKEN *RcvToken
);
/**
Flush the sndBuffer and rcvBuffer of socket.
@param[in, out] Sock Pointer to the socket.
**/
VOID
SockConnFlush (
IN OUT SOCKET *Sock
);
/**
Cancel the tokens in the specific token list.
@param[in] Token Pointer to the Token. If NULL, all tokens
in SpecifiedTokenList will be canceled.
@param[in, out] SpecifiedTokenList Pointer to the token list to be checked.
@retval EFI_SUCCESS Cancel the tokens in the specific token listsuccessfully.
@retval EFI_NOT_FOUND The Token is not found in SpecifiedTokenList.
**/
EFI_STATUS
SockCancelToken (
IN SOCK_COMPLETION_TOKEN *Token,
IN OUT LIST_ENTRY *SpecifiedTokenList
);
/**
Create a socket with initial data SockInitData.
@param[in] SockInitData Pointer to the initial data of the socket.
@return Pointer to the newly created socket, return NULL when exception occurred.
**/
SOCKET *
SockCreate (
IN SOCK_INIT_DATA *SockInitData
);
/**
Destroy a socket.
@param[in, out] Sock Pointer to the socket.
**/
VOID
SockDestroy (
IN OUT SOCKET *Sock
);
#endif