NetworkPkg/UefiPxeBcDxe/PxeBcMtftp.h

   1 /** @file
   2   Functions declaration related with Mtftp for UefiPxeBc Driver.
   3
   4   Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>
   5
   6   This program and the accompanying materials
   7   are licensed and made available under the terms and conditions of the BSD License
   8   which accompanies this distribution.  The full text of the license may be found at
   9   http://opensource.org/licenses/bsd-license.php.
  10
  11   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13
  14 **/
  15
  16 #ifndef __EFI_PXEBC_MTFTP_H__
  17 #define __EFI_PXEBC_MTFTP_H__
  18
  19 #define PXE_MTFTP_OPTION_BLKSIZE_INDEX     0
  20 #define PXE_MTFTP_OPTION_TIMEOUT_INDEX     1
  21 #define PXE_MTFTP_OPTION_TSIZE_INDEX       2
  22 #define PXE_MTFTP_OPTION_MULTICAST_INDEX   3
  23 #define PXE_MTFTP_OPTION_MAXIMUM_INDEX     4
  24
  25 #define PXE_MTFTP_ERROR_STRING_LENGTH      127   // refer to definition of struct EFI_PXE_BASE_CODE_TFTP_ERROR.
  26 #define PXE_MTFTP_DEFAULT_BLOCK_SIZE       512   // refer to rfc-1350.
  27
  28
  29 /**
  30   This function is wrapper to get the file size using TFTP.
  31
  32   @param[in]      Private        Pointer to PxeBc private data.
  33   @param[in]      Config         Pointer to configure data.
  34   @param[in]      Filename       Pointer to boot file name.
  35   @param[in]      BlockSize      Pointer to required block size.
  36   @param[in, out] BufferSize     Pointer to buffer size.
  37
  38   @retval EFI_SUCCESS        Successfully obtained the size of file.
  39   @retval EFI_NOT_FOUND      Parse the tftp ptions failed.
  40   @retval EFI_DEVICE_ERROR   The network device encountered an error during this operation.
  41   @retval Others             Did not obtain the size of the file.
  42
  43 **/
  44 EFI_STATUS
  45 PxeBcTftpGetFileSize (
  46   IN     PXEBC_PRIVATE_DATA         *Private,
  47   IN     VOID                       *Config,
  48   IN     UINT8                      *Filename,
  49   IN     UINTN                      *BlockSize,
  50   IN OUT UINT64                     *BufferSize
  51   );
  52
  53
  54 /**
  55   This function is a wrapper to get a file using TFTP.
  56
  57   @param[in]      Private        Pointer to PxeBc private data.
  58   @param[in]      Config         Pointer to config data.
  59   @param[in]      Filename       Pointer to boot file name.
  60   @param[in]      BlockSize      Pointer to required block size.
  61   @param[in]      BufferPtr      Pointer to buffer.
  62   @param[in, out] BufferSize     Pointer to buffer size.
  63   @param[in]      DontUseBuffer  Indicates whether to use a receive buffer.
  64
  65   @retval EFI_SUCCESS        Successfully read the data from the special file.
  66   @retval EFI_DEVICE_ERROR   The network device encountered an error during this operation.
  67   @retval Others             Read data from file failed.
  68
  69 **/
  70 EFI_STATUS
  71 PxeBcTftpReadFile (
  72   IN     PXEBC_PRIVATE_DATA         *Private,
  73   IN     VOID                       *Config,
  74   IN     UINT8                      *Filename,
  75   IN     UINTN                      *BlockSize,
  76   IN     UINT8                      *BufferPtr,
  77   IN OUT UINT64                     *BufferSize,
  78   IN     BOOLEAN                    DontUseBuffer
  79   );
  80
  81
  82 /**
  83   This function is a wrapper to put file with TFTP.
  84
  85   @param[in]       Private        Pointer to PxeBc private data.
  86   @param[in]       Config         Pointer to config data.
  87   @param[in]       Filename       Pointer to boot file name.
  88   @param[in]       Overwrite      Indicates whether to use an overwrite attribute.
  89   @param[in]       BlockSize      Pointer to required block size.
  90   @param[in]       BufferPtr      Pointer to buffer.
  91   @param[in, out]  BufferSize     Pointer to buffer size.
  92
  93   @retval EFI_SUCCESS        Successfully wrote the data into the special file.
  94   @retval EFI_DEVICE_ERROR   The network device encountered an error during this operation.
  95   @retval other              Write data into file failed.
  96
  97 **/
  98 EFI_STATUS
  99 PxeBcTftpWriteFile (
 100   IN     PXEBC_PRIVATE_DATA         *Private,
 101   IN     VOID                       *Config,
 102   IN     UINT8                      *Filename,
 103   IN     BOOLEAN                    Overwrite,
 104   IN     UINTN                      *BlockSize,
 105   IN     UINT8                      *BufferPtr,
 106   IN OUT UINT64                     *BufferSize
 107   );
 108
 109
 110 /**
 111   This function is a wrapper to get the data (file) from a directory using TFTP.
 112
 113   @param[in]       Private        Pointer to PxeBc private data.
 114   @param[in]       Config         Pointer to config data.
 115   @param[in]       Filename       Pointer to boot file name.
 116   @param[in]       BlockSize      Pointer to required block size.
 117   @param[in]       BufferPtr      Pointer to buffer.
 118   @param[in, out]  BufferSize     Pointer to buffer size.
 119   @param[in]       DontUseBuffer  Indicates whether with a receive buffer.
 120
 121   @retval EFI_SUCCES         Successfully obtained the data from the file included in directory.
 122   @retval EFI_DEVICE_ERROR   The network device encountered an error during this operation.
 123   @retval Others             Operation failed.
 124
 125 **/
 126 EFI_STATUS
 127 PxeBcTftpReadDirectory (
 128   IN     PXEBC_PRIVATE_DATA            *Private,
 129   IN     VOID                          *Config,
 130   IN     UINT8                         *Filename,
 131   IN     UINTN                         *BlockSize,
 132   IN     UINT8                         *BufferPtr,
 133   IN OUT UINT64                        *BufferSize,
 134   IN     BOOLEAN                       DontUseBuffer
 135   );
 136 #endif