Signed-off-by: Fu Siyuan <siyuan.fu@intel.com> Reviewed-by: Ye Ting <ting.ye@intel.com> Reviewed-by: Ouyang Qian <qian.ouyang@intel.com> git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13676 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			101 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			101 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /** @file
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|   Boot functions declaration for UefiPxeBc Driver.
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| 
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|   Copyright (c) 2009 - 2012, Intel Corporation. All rights reserved.<BR>
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| 
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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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| 
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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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| **/
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| 
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| #ifndef __EFI_PXEBC_BOOT_H__
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| #define __EFI_PXEBC_BOOT_H__
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| 
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| #define PXEBC_DISPLAY_MAX_LINE             70
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| #define PXEBC_DEFAULT_UDP_OVERHEAD_SIZE    8
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| #define PXEBC_DEFAULT_TFTP_OVERHEAD_SIZE   4
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| 
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| #define PXEBC_IS_SIZE_OVERFLOWED(x)   ((sizeof (UINTN) < sizeof (UINT64)) && ((x) > 0xFFFFFFFF))
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| 
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| 
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| /**
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|   Extract the discover information and boot server entry from the
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|   cached packets if unspecified.
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| 
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|   @param[in]      Private      Pointer to PxeBc private data.
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|   @param[in]      Type         The type of bootstrap to perform.
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|   @param[in, out] DiscoverInfo Pointer to EFI_PXE_BASE_CODE_DISCOVER_INFO.
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|   @param[out]     BootEntry    Pointer to PXEBC_BOOT_SVR_ENTRY.
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|   @param[out]     SrvList      Pointer to EFI_PXE_BASE_CODE_SRVLIST.
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| 
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|   @retval EFI_SUCCESS       Successfully extracted the information.
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|   @retval EFI_DEVICE_ERROR  Failed to extract the information.
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| 
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| **/
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| EFI_STATUS
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| PxeBcExtractDiscoverInfo (
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|   IN     PXEBC_PRIVATE_DATA               *Private,
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|   IN     UINT16                           Type,
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|   IN OUT EFI_PXE_BASE_CODE_DISCOVER_INFO  **DiscoverInfo,
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|      OUT PXEBC_BOOT_SVR_ENTRY             **BootEntry,
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|      OUT EFI_PXE_BASE_CODE_SRVLIST        **SrvList
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|   );
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| 
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| 
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| /**
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|   Build the discover packet and send out for boot.
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| 
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|   @param[in]  Private               Pointer to PxeBc private data.
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|   @param[in]  Type                  PxeBc option boot item type.
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|   @param[in]  Layer                 Pointer to option boot item layer.
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|   @param[in]  UseBis                Use BIS or not.
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|   @param[in]  DestIp                Pointer to the server address.
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|   @param[in]  IpCount               The total count of the server address.
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|   @param[in]  SrvList               Pointer to the server address list.
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| 
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|   @retval     EFI_SUCCESS           Successfully discovered boot file.
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|   @retval     EFI_OUT_OF_RESOURCES  Failed to allocate resources.
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|   @retval     EFI_NOT_FOUND         Can't get the PXE reply packet.
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|   @retval     Others                Failed to discover boot file.
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| 
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| **/
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| EFI_STATUS
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| PxeBcDiscoverBootServer (
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|   IN  PXEBC_PRIVATE_DATA                *Private,
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|   IN  UINT16                            Type,
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|   IN  UINT16                            *Layer,
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|   IN  BOOLEAN                           UseBis,
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|   IN  EFI_IP_ADDRESS                    *DestIp,
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|   IN  UINT16                            IpCount,
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|   IN  EFI_PXE_BASE_CODE_SRVLIST         *SrvList
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|   );
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| 
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| 
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| /**
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|   Load boot file into user buffer.
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| 
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|   @param[in]      Private           Pointer to PxeBc private data.
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|   @param[in, out] BufferSize        Size of user buffer for input;
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|                                     required buffer size for output.
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|   @param[in]      Buffer            Pointer to user buffer.
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| 
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|   @retval EFI_SUCCESS          Successfully obtained all the boot information.
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|   @retval EFI_BUFFER_TOO_SMALL The buffer size is not enough for boot file.
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|   @retval EFI_ABORTED          User cancelled the current operation.
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|   @retval Others               Failed to parse out the boot information.
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| 
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| **/
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| EFI_STATUS
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| PxeBcLoadBootFile (
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|   IN     PXEBC_PRIVATE_DATA           *Private,
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|   IN OUT UINTN                        *BufferSize,
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|   IN     VOID                         *Buffer         OPTIONAL
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|   );
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| 
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| #endif
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