mirror of https://github.com/acidanthera/audk.git
144 lines
5.2 KiB
C
144 lines
5.2 KiB
C
/** @file
|
|
Declaration of the boot file download function.
|
|
|
|
Copyright (c) 2015 - 2017, Intel Corporation. All rights reserved.<BR>
|
|
(C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>
|
|
This program and the accompanying materials are licensed and made available under
|
|
the terms and conditions of the BSD License that accompanies this distribution.
|
|
The full text of the license may be found at
|
|
http://opensource.org/licenses/bsd-license.php.
|
|
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
|
|
**/
|
|
|
|
#ifndef __EFI_HTTP_BOOT_HTTP_H__
|
|
#define __EFI_HTTP_BOOT_HTTP_H__
|
|
|
|
#define HTTP_BOOT_REQUEST_TIMEOUT 5000 // 5 seconds in uints of millisecond.
|
|
#define HTTP_BOOT_RESPONSE_TIMEOUT 5000 // 5 seconds in uints of millisecond.
|
|
#define HTTP_BOOT_BLOCK_SIZE 1500
|
|
|
|
|
|
|
|
#define HTTP_USER_AGENT_EFI_HTTP_BOOT "UefiHttpBoot/1.0"
|
|
|
|
//
|
|
// Record the data length and start address of a data block.
|
|
//
|
|
typedef struct {
|
|
LIST_ENTRY Link; // Link to the EntityDataList in HTTP_BOOT_CACHE_CONTENT
|
|
UINT8 *Block; // If NULL, the data is in previous data block.
|
|
UINT8 *DataStart; // Point to somewhere in the Block
|
|
UINTN DataLength;
|
|
} HTTP_BOOT_ENTITY_DATA;
|
|
|
|
//
|
|
// Structure for a cache item
|
|
//
|
|
typedef struct {
|
|
LIST_ENTRY Link; // Link to the CacheList in driver's private data.
|
|
EFI_HTTP_REQUEST_DATA *RequestData;
|
|
HTTP_IO_RESPONSE_DATA *ResponseData; // Not include any message-body data.
|
|
HTTP_BOOT_IMAGE_TYPE ImageType;
|
|
UINTN EntityLength;
|
|
LIST_ENTRY EntityDataList; // Entity data (message-body)
|
|
} HTTP_BOOT_CACHE_CONTENT;
|
|
|
|
//
|
|
// Callback data for HTTP_BODY_PARSER_CALLBACK()
|
|
//
|
|
typedef struct {
|
|
EFI_STATUS Status;
|
|
//
|
|
// Cache info.
|
|
//
|
|
HTTP_BOOT_CACHE_CONTENT *Cache;
|
|
BOOLEAN NewBlock;
|
|
UINT8 *Block;
|
|
|
|
//
|
|
// Caller provided buffer to load the file in.
|
|
//
|
|
UINTN CopyedSize;
|
|
UINTN BufferSize;
|
|
UINT8 *Buffer;
|
|
|
|
HTTP_BOOT_PRIVATE_DATA *Private;
|
|
} HTTP_BOOT_CALLBACK_DATA;
|
|
|
|
/**
|
|
Discover all the boot information for boot file.
|
|
|
|
@param[in, out] Private The pointer to the driver's private data.
|
|
|
|
@retval EFI_SUCCESS Successfully obtained all the boot information .
|
|
@retval Others Failed to retrieve the boot information.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
HttpBootDiscoverBootInfo (
|
|
IN OUT HTTP_BOOT_PRIVATE_DATA *Private
|
|
);
|
|
|
|
/**
|
|
Create a HttpIo instance for the file download.
|
|
|
|
@param[in] Private The pointer to the driver's private data.
|
|
|
|
@retval EFI_SUCCESS Successfully created.
|
|
@retval Others Failed to create HttpIo.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
HttpBootCreateHttpIo (
|
|
IN HTTP_BOOT_PRIVATE_DATA *Private
|
|
);
|
|
|
|
/**
|
|
This function download the boot file by using UEFI HTTP protocol.
|
|
|
|
@param[in] Private The pointer to the driver's private data.
|
|
@param[in] HeaderOnly Only request the response header, it could save a lot of time if
|
|
the caller only want to know the size of the requested file.
|
|
@param[in, out] BufferSize On input the size of Buffer in bytes. On output with a return
|
|
code of EFI_SUCCESS, the amount of data transferred to
|
|
Buffer. On output with a return code of EFI_BUFFER_TOO_SMALL,
|
|
the size of Buffer required to retrieve the requested file.
|
|
@param[out] Buffer The memory buffer to transfer the file to. IF Buffer is NULL,
|
|
then the size of the requested file is returned in
|
|
BufferSize.
|
|
@param[out] ImageType The image type of the downloaded file.
|
|
|
|
@retval EFI_SUCCESS The file was loaded.
|
|
@retval EFI_INVALID_PARAMETER BufferSize is NULL or Buffer Size is not NULL but Buffer is NULL.
|
|
@retval EFI_OUT_OF_RESOURCES Could not allocate needed resources
|
|
@retval EFI_BUFFER_TOO_SMALL The BufferSize is too small to read the current directory entry.
|
|
BufferSize has been updated with the size needed to complete
|
|
the request.
|
|
@retval Others Unexpected error happened.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
HttpBootGetBootFile (
|
|
IN HTTP_BOOT_PRIVATE_DATA *Private,
|
|
IN BOOLEAN HeaderOnly,
|
|
IN OUT UINTN *BufferSize,
|
|
OUT UINT8 *Buffer,
|
|
OUT HTTP_BOOT_IMAGE_TYPE *ImageType
|
|
);
|
|
|
|
/**
|
|
Clean up all cached data.
|
|
|
|
@param[in] Private The pointer to the driver's private data.
|
|
|
|
**/
|
|
VOID
|
|
HttpBootFreeCacheList (
|
|
IN HTTP_BOOT_PRIVATE_DATA *Private
|
|
);
|
|
|
|
#endif
|