mirror of https://github.com/acidanthera/audk.git
179 lines
4.8 KiB
C
179 lines
4.8 KiB
C
/** @file
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Copyright (c) 2006 - 2007, 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:
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Mtftp4Impl.h
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Abstract:
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Mtftp4 Implementation, it supports the following RFCs:
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RFC1350 - THE TFTP PROTOCOL (REVISION 2)
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RFC2090 - TFTP Multicast Option
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RFC2347 - TFTP Option Extension
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RFC2348 - TFTP Blocksize Option
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RFC2349 - TFTP Timeout Interval and Transfer Size Options
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**/
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#ifndef __EFI_MTFTP4_IMPL_H__
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#define __EFI_MTFTP4_IMPL_H__
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#include <PiDxe.h>
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#include <Protocol/Udp4.h>
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#include <Protocol/Mtftp4.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/UefiLib.h>
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#include <Library/BaseLib.h>
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#include <Library/UdpIoLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/BaseMemoryLib.h>
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typedef struct _MTFTP4_SERVICE MTFTP4_SERVICE;
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typedef struct _MTFTP4_PROTOCOL MTFTP4_PROTOCOL;
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#include "Mtftp4Driver.h"
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#include "Mtftp4Option.h"
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#include "Mtftp4Support.h"
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enum {
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MTFTP4_SERVICE_SIGNATURE = EFI_SIGNATURE_32 ('T', 'F', 'T', 'P'),
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MTFTP4_PROTOCOL_SIGNATURE = EFI_SIGNATURE_32 ('t', 'f', 't', 'p'),
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MTFTP4_DEFAULT_SERVER_PORT = 69,
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MTFTP4_DEFAULT_TIMEOUT = 3,
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MTFTP4_DEFAULT_RETRY = 5,
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MTFTP4_DEFAULT_BLKSIZE = 512,
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MTFTP4_TIME_TO_GETMAP = 5,
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MTFTP4_STATE_UNCONFIGED = 0,
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MTFTP4_STATE_CONFIGED,
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MTFTP4_STATE_DESTORY
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};
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struct _MTFTP4_SERVICE {
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UINT32 Signature;
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EFI_SERVICE_BINDING_PROTOCOL ServiceBinding;
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BOOLEAN InDestory;
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UINT16 ChildrenNum;
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NET_LIST_ENTRY Children;
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EFI_EVENT Timer; // Ticking timer for all the MTFTP clients
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EFI_EVENT TimerToGetMap;
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EFI_HANDLE Controller;
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EFI_HANDLE Image;
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//
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// This UDP child is used to keep the connection between the UDP
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// and MTFTP, so MTFTP will be notified when UDP is uninstalled.
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//
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UDP_IO_PORT *ConnectUdp;
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};
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typedef struct {
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EFI_MTFTP4_PACKET **Packet;
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UINT32 *PacketLen;
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EFI_STATUS Status;
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} MTFTP4_GETINFO_STATE;
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struct _MTFTP4_PROTOCOL {
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UINT32 Signature;
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NET_LIST_ENTRY Link;
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EFI_MTFTP4_PROTOCOL Mtftp4;
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INTN State;
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BOOLEAN Indestory;
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MTFTP4_SERVICE *Service;
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EFI_HANDLE Handle;
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EFI_MTFTP4_CONFIG_DATA Config;
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//
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// Operation parameters: token and requested options.
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//
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EFI_MTFTP4_TOKEN *Token;
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MTFTP4_OPTION RequestOption;
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UINT16 Operation;
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//
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// Blocks is a list of MTFTP4_BLOCK_RANGE which contains
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// holes in the file
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//
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UINT16 BlkSize;
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UINT16 LastBlock;
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NET_LIST_ENTRY Blocks;
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//
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// The server's communication end point: IP and two ports. one for
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// initial request, one for its selected port.
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//
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IP4_ADDR ServerIp;
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UINT16 ListeningPort;
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UINT16 ConnectedPort;
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IP4_ADDR Gateway;
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UDP_IO_PORT *UnicastPort;
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//
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// Timeout and retransmit status
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//
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NET_BUF *LastPacket;
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UINT32 PacketToLive;
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UINT32 CurRetry;
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UINT32 MaxRetry;
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UINT32 Timeout;
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//
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// Parameter used by RRQ's multicast download.
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//
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IP4_ADDR McastIp;
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UINT16 McastPort;
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BOOLEAN Master;
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UDP_IO_PORT *McastUdpPort;
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MTFTP4_GETINFO_STATE GetInfoState;
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};
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VOID
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Mtftp4CleanOperation (
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IN MTFTP4_PROTOCOL *Instance,
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IN EFI_STATUS Result
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);
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EFI_STATUS
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Mtftp4WrqStart (
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IN MTFTP4_PROTOCOL *Instance,
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IN UINT16 Operation
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);
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EFI_STATUS
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Mtftp4RrqStart (
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IN MTFTP4_PROTOCOL *Instance,
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IN UINT16 Operation
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);
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#define MTFTP4_SERVICE_FROM_THIS(a) \
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CR (a, MTFTP4_SERVICE, ServiceBinding, MTFTP4_SERVICE_SIGNATURE)
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#define MTFTP4_PROTOCOL_FROM_THIS(a) \
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CR (a, MTFTP4_PROTOCOL, Mtftp4, MTFTP4_PROTOCOL_SIGNATURE)
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extern EFI_MTFTP4_PROTOCOL gMtftp4ProtocolTemplate;
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#endif
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