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/** @file
Functions declaration related with Mtftp for UefiPxeBc Driver.
Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __EFI_PXEBC_MTFTP_H__
#define __EFI_PXEBC_MTFTP_H__
#define PXE_MTFTP_OPTION_BLKSIZE_INDEX 0
#define PXE_MTFTP_OPTION_TIMEOUT_INDEX 1
#define PXE_MTFTP_OPTION_TSIZE_INDEX 2
#define PXE_MTFTP_OPTION_MULTICAST_INDEX 3
#define PXE_MTFTP_OPTION_WINDOWSIZE_INDEX 4
#define PXE_MTFTP_OPTION_MAXIMUM_INDEX 5
#define PXE_MTFTP_OPTBUF_MAXNUM_INDEX 128
#define PXE_MTFTP_ERROR_STRING_LENGTH 127 // refer to definition of struct EFI_PXE_BASE_CODE_TFTP_ERROR.
#define PXE_MTFTP_DEFAULT_BLOCK_SIZE 512 // refer to rfc-1350.
/**
This function is wrapper to get the file size using TFTP.
@param[in] Private Pointer to PxeBc private data.
@param[in] Config Pointer to configure data.
@param[in] Filename Pointer to boot file name.
@param[in] BlockSize Pointer to required block size.
@param[in] WindowSize Pointer to required window size.
@param[in, out] BufferSize Pointer to buffer size.
@retval EFI_SUCCESS Successfully obtained the size of file.
@retval EFI_NOT_FOUND Parse the tftp options failed.
@retval EFI_DEVICE_ERROR The network device encountered an error during this operation.
@retval Others Did not obtain the size of the file.
**/
EFI_STATUS
PxeBcTftpGetFileSize (
IN PXEBC_PRIVATE_DATA *Private,
IN VOID *Config,
IN UINT8 *Filename,
IN UINTN *BlockSize,
IN UINTN *WindowSize,
IN OUT UINT64 *BufferSize
);
/**
This function is a wrapper to get a file using TFTP.
@param[in] Private Pointer to PxeBc private data.
@param[in] Config Pointer to config data.
@param[in] Filename Pointer to boot file name.
@param[in] BlockSize Pointer to required block size.
@param[in] WindowSize Pointer to required window size.
@param[in] BufferPtr Pointer to buffer.
@param[in, out] BufferSize Pointer to buffer size.
@param[in] DontUseBuffer Indicates whether to use a receive buffer.
@retval EFI_SUCCESS Successfully read the data from the special file.
@retval EFI_DEVICE_ERROR The network device encountered an error during this operation.
@retval Others Read data from file failed.
**/
EFI_STATUS
PxeBcTftpReadFile (
IN PXEBC_PRIVATE_DATA *Private,
IN VOID *Config,
IN UINT8 *Filename,
IN UINTN *BlockSize,
IN UINTN *WindowSize,
IN UINT8 *BufferPtr,
IN OUT UINT64 *BufferSize,
IN BOOLEAN DontUseBuffer
);
/**
This function is a wrapper to put file with TFTP.
@param[in] Private Pointer to PxeBc private data.
@param[in] Config Pointer to config data.
@param[in] Filename Pointer to boot file name.
@param[in] Overwrite Indicates whether to use an overwrite attribute.
@param[in] BlockSize Pointer to required block size.
@param[in] BufferPtr Pointer to buffer.
@param[in, out] BufferSize Pointer to buffer size.
@retval EFI_SUCCESS Successfully wrote the data into the special file.
@retval EFI_DEVICE_ERROR The network device encountered an error during this operation.
@retval other Write data into file failed.
**/
EFI_STATUS
PxeBcTftpWriteFile (
IN PXEBC_PRIVATE_DATA *Private,
IN VOID *Config,
IN UINT8 *Filename,
IN BOOLEAN Overwrite,
IN UINTN *BlockSize,
IN UINT8 *BufferPtr,
IN OUT UINT64 *BufferSize
);
/**
This function is a wrapper to get the data (file) from a directory using TFTP.
@param[in] Private Pointer to PxeBc private data.
@param[in] Config Pointer to config data.
@param[in] Filename Pointer to boot file name.
@param[in] BlockSize Pointer to required block size.
@param[in] WindowSize Pointer to required window size.
@param[in] BufferPtr Pointer to buffer.
@param[in, out] BufferSize Pointer to buffer size.
@param[in] DontUseBuffer Indicates whether with a receive buffer.
@retval EFI_SUCCESS Successfully obtained the data from the file included in directory.
@retval EFI_DEVICE_ERROR The network device encountered an error during this operation.
@retval Others Operation failed.
**/
EFI_STATUS
PxeBcTftpReadDirectory (
IN PXEBC_PRIVATE_DATA *Private,
IN VOID *Config,
IN UINT8 *Filename,
IN UINTN *BlockSize,
IN UINTN *WindowSize,
IN UINT8 *BufferPtr,
IN OUT UINT64 *BufferSize,
IN BOOLEAN DontUseBuffer
);
#endif
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