mirror of https://github.com/acidanthera/audk.git
95 lines
3.8 KiB
C
95 lines
3.8 KiB
C
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/** @file
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EFI PXE Base Code CallBack Protocol
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Copyright (c) 2006, Intel Corporation
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All rights reserved. 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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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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Module Name: PxeBaseCodeCallBack.h
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**/
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#ifndef _PXE_BASE_CODE_CALLBACK_H_
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#define _PXE_BASE_CODE_CALLBACK_H_
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//
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// Call Back Definitions
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//
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#define EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL_GUID \
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{ \
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0x245dca21, 0xfb7b, 0x11d3, {0x8f, 0x01, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b } \
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}
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//
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// Revision Number
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//
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#define EFI_PXE_BASE_CODE_CALLBACK_INTERFACE_REVISION 0x00010000
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#define EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL_REVISION \
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EFI_PXE_BASE_CODE_CALLBACK_INTERFACE_REVISION
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//
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// Protocol definition
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//
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typedef struct _EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL;
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typedef enum {
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EFI_PXE_BASE_CODE_FUNCTION_FIRST,
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EFI_PXE_BASE_CODE_FUNCTION_DHCP,
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EFI_PXE_BASE_CODE_FUNCTION_DISCOVER,
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EFI_PXE_BASE_CODE_FUNCTION_MTFTP,
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EFI_PXE_BASE_CODE_FUNCTION_UDP_WRITE,
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EFI_PXE_BASE_CODE_FUNCTION_UDP_READ,
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EFI_PXE_BASE_CODE_FUNCTION_ARP,
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EFI_PXE_BASE_CODE_FUNCTION_IGMP,
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EFI_PXE_BASE_CODE_PXE_FUNCTION_LAST
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} EFI_PXE_BASE_CODE_FUNCTION;
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typedef enum {
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EFI_PXE_BASE_CODE_CALLBACK_STATUS_FIRST,
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EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE,
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EFI_PXE_BASE_CODE_CALLBACK_STATUS_ABORT,
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EFI_PXE_BASE_CODE_CALLBACK_STATUS_LAST
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} EFI_PXE_BASE_CODE_CALLBACK_STATUS;
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/**
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Callback function that is invoked when the PXE Base Code Protocol is about to transmit, has
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received, or is waiting to receive a packet.
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@param This Pointer to the EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL instance.
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@param Function The PXE Base Code Protocol function that is waiting for an event.
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@param Received TRUE if the callback is being invoked due to a receive event. FALSE if
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the callback is being invoked due to a transmit event.
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@param PacketLen The length, in bytes, of Packet. This field will have a value of zero if
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this is a wait for receive event.
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@param Packet If Received is TRUE, a pointer to the packet that was just received;
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otherwise a pointer to the packet that is about to be transmitted.
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@retval EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE if Function specifies a continue operation
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@retval EFI_PXE_BASE_CODE_CALLBACK_STATUS_ABORT if Function specifies an abort operation
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**/
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typedef
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EFI_PXE_BASE_CODE_CALLBACK_STATUS
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(EFIAPI *EFI_PXE_CALLBACK)(
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IN EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL *This,
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IN EFI_PXE_BASE_CODE_FUNCTION Function,
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IN BOOLEAN Received,
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IN UINT32 PacketLen,
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IN EFI_PXE_BASE_CODE_PACKET *Packet OPTIONAL
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);
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struct _EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL {
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UINT64 Revision;
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EFI_PXE_CALLBACK Callback;
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};
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extern EFI_GUID gEfiPxeBaseCodeCallbackProtocolGuid;
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#endif
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