--- /dev/null
+/** @file
+
+Copyright (c) 2004 - 2007, Intel Corporation
+All rights reserved. This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which 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.
+
+Module Name:
+ bc.h
+
+Abstract:
+
+
+**/
+
+#ifndef _BC_H
+#define _BC_H
+
+#include <PiDxe.h>\r
+\r
+#include <Guid/SmBios.h>\r
+#include <Protocol/Bis.h>\r
+#include <Protocol/PxeBaseCode.h>\r
+#include <Protocol/PxeBaseCodeCallBack.h>\r
+#include <Protocol/NetworkInterfaceIdentifier.h>\r
+#include <Protocol/SimpleNetwork.h>\r
+#include <Protocol/LoadFile.h>\r
+#include <Protocol/DevicePath.h>
+#include <Protocol/Tcp.h>\r
+\r
+#include <Library/DebugLib.h>\r
+#include <Library/BaseMemoryLib.h>
+#include <Library/MemoryAllocationLib.h>\r
+#include <Library/UefiDriverEntryPoint.h>\r
+#include <Library/UefiBootServicesTableLib.h>\r
+#include <Library/BaseLib.h>\r
+#include <Library/UefiLib.h>
+
+#define CALLBACK_INTERVAL 100 // ten times a second
+#define FILTER_BITS (EFI_PXE_BASE_CODE_IP_FILTER_STATION_IP | \
+ EFI_PXE_BASE_CODE_IP_FILTER_BROADCAST | \
+ EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS | \
+ EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS_MULTICAST \
+ )
+
+#define WAIT_TX_TIMEOUT 1000
+
+#define SUPPORT_IPV6 0
+
+#define PXE_BASECODE_DEVICE_SIGNATURE 'pxed'
+
+//
+// Determine the classes of IPv4 address
+//
+#define IS_CLASSA_IPADDR(x) ((((EFI_IP_ADDRESS*)x)->v4.Addr[0] & 0x80) == 0x00)
+#define IS_CLASSB_IPADDR(x) ((((EFI_IP_ADDRESS*)x)->v4.Addr[0] & 0xc0) == 0x80)
+#define IS_CLASSC_IPADDR(x) ((((EFI_IP_ADDRESS*)x)->v4.Addr[0] & 0xe0) == 0xc0)
+#define IS_INADDR_UNICAST(x) ((IS_CLASSA_IPADDR(x) || IS_CLASSB_IPADDR(x) || IS_CLASSC_IPADDR(x)) && (((EFI_IP_ADDRESS*)x)->Addr[0] != 0) )
+
+//
+// Definitions for internet group management protocol version 2 message
+// structure
+// Per RFC 2236, November 1997
+//
+#pragma pack(1)
+
+typedef struct {
+ UINT8 Type;
+ UINT8 MaxRespTime; // in tenths of a second
+ UINT16 Checksum; // ones complement of ones complement sum of
+ // 16 bit words of message
+ UINT32 GroupAddress; // for general query, all systems group,
+ // for group specific, the group
+} IGMPV2_MESSAGE;
+
+#define IGMP_TYPE_QUERY 0x11
+#define IGMP_TYPE_REPORT 0x16
+#define IGMP_TYPE_V1REPORT 0x12
+#define IGMP_TYPE_LEAVE_GROUP 0x17
+
+#define IGMP_DEFAULT_MAX_RESPONSE_TIME 10 // 10 second default
+#pragma pack()
+
+#define MAX_MCAST_GROUPS 8 // most we allow ourselves to join at once
+#define MAX_OFFERS 16
+
+typedef struct {
+ UINTN Signature;
+ EFI_LOCK Lock;
+ BOOLEAN ShowErrorMessages;
+ EFI_TCP_PROTOCOL Tcp;
+ EFI_PXE_BASE_CODE_PROTOCOL EfiBc;
+ EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL *CallbackProtocolPtr;
+ EFI_HANDLE Handle;
+
+ EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL *NiiPtr;
+ EFI_SIMPLE_NETWORK_PROTOCOL *SimpleNetwork;
+ UINT8 *TransmitBufferPtr;
+ UINT8 *ReceiveBufferPtr;
+ EFI_PXE_BASE_CODE_FUNCTION Function;
+
+ UINTN OldestArpEntry;
+ UINTN MCastGroupCount;
+ EFI_EVENT Igmpv1TimeoutEvent;
+ BOOLEAN UseIgmpv1Reporting;
+ EFI_EVENT IgmpGroupEvent[MAX_MCAST_GROUPS];
+ UINT16 RandomPort;
+
+#if SUPPORT_IPV6
+ //
+ // TBD
+ //
+#else
+ UINT32 MCastGroup[MAX_MCAST_GROUPS];
+#endif
+
+ BOOLEAN GoodStationIp;
+ BOOLEAN DidTransmit;
+ UINTN IpLength;
+ VOID *DhcpPacketBuffer;
+ UINTN FileSize;
+ VOID *BootServerReceiveBuffer;
+ EFI_IP_ADDRESS ServerIp;
+
+ //
+ // work area
+ // for dhcp
+ //
+ VOID *ReceiveBuffers;
+ VOID *TransmitBuffer;
+ UINTN NumOffersReceived;
+ UINT16 TotalSeconds;
+
+ //
+ // arrays for different types of offers
+ //
+ UINT8 ServerCount[4];
+ UINT8 OfferCount[4][MAX_OFFERS];
+ UINT8 GotBootp;
+ UINT8 GotProxy[4];
+ UINT8 BinlProxies[MAX_OFFERS];
+
+ UINT8 *ArpBuffer;
+ UINT8 *TftpAckBuffer;
+ UINT8 *TftpErrorBuffer;
+ IGMPV2_MESSAGE IgmpMessage;
+ BOOLEAN BigBlkNumFlag;
+ UINT8 Timeout;
+ UINT16 RandomSeed;
+} PXE_BASECODE_DEVICE;
+
+//
+// type index
+//
+#define DHCP_ONLY_IX 0
+#define PXE10_IX 1
+#define WfM11a_IX 2
+#define BINL_IX 3
+
+#define PXE_RND_PORT_LOW 2070
+
+//
+//
+//
+#define LOADFILE_DEVICE_SIGNATURE 'pxel'
+
+typedef struct {
+ UINTN Signature;
+ EFI_LOCK Lock;
+ EFI_LOAD_FILE_PROTOCOL LoadFile;
+ PXE_BASECODE_DEVICE *Private;
+} LOADFILE_DEVICE;
+
+#define EFI_BASE_CODE_DEV_FROM_THIS(a) CR (a, PXE_BASECODE_DEVICE, efi_bc, PXE_BASECODE_DEVICE_SIGNATURE);
+
+#define EFI_BASE_CODE_DEV_FROM_TCP(a) CR (a, PXE_BASECODE_DEVICE, Tcp, PXE_BASECODE_DEVICE_SIGNATURE);
+
+#define EFI_LOAD_FILE_DEV_FROM_THIS(a) CR (a, LOADFILE_DEVICE, LoadFile, LOADFILE_DEVICE_SIGNATURE)
+
+EFI_BIS_PROTOCOL *
+PxebcBisStart (
+ PXE_BASECODE_DEVICE *Private,
+ BIS_APPLICATION_HANDLE *BisAppHandle,
+ EFI_BIS_DATA **BisDataSigInfo
+ )
+;
+
+VOID
+PxebcBisStop (
+ EFI_BIS_PROTOCOL *Bis,
+ BIS_APPLICATION_HANDLE BisAppHandle,
+ EFI_BIS_DATA *BisDataSigInfo
+ )
+;
+
+BOOLEAN
+PxebcBisVerify (
+ PXE_BASECODE_DEVICE *Private,
+ VOID *FileBuffer,
+ UINTN FileBufferLength,
+ VOID *CredentialBuffer,
+ UINTN CredentialBufferLength
+ )
+;
+
+BOOLEAN
+PxebcBisDetect (
+ PXE_BASECODE_DEVICE *Private
+ )
+;
+
+//
+// Global Variables
+//
+extern EFI_COMPONENT_NAME_PROTOCOL gPxeBcComponentName;
+
+//
+// //////////////////////////////////////////////////////////
+//
+// prototypes
+//
+
+/**
+ Initialize the base code drivers and install the driver binding
+
+ Standard EFI Image Entry
+
+ @retval EFI_SUCCESS This driver was successfully bound
+
+**/
+EFI_STATUS
+EFIAPI
+InitializeBCDriver (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcStart (
+ IN EFI_PXE_BASE_CODE_PROTOCOL *This,
+ IN BOOLEAN UseIpv6
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcStop (
+ IN EFI_PXE_BASE_CODE_PROTOCOL *This
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcDhcp (
+ IN EFI_PXE_BASE_CODE_PROTOCOL *This,
+ IN BOOLEAN SortOffers
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcDiscover (
+ IN EFI_PXE_BASE_CODE_PROTOCOL * This,
+ IN UINT16 Type,
+ IN UINT16 *Layer,
+ IN BOOLEAN UseBis,
+ IN EFI_PXE_BASE_CODE_DISCOVER_INFO * Info OPTIONAL
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcMtftp (
+ IN EFI_PXE_BASE_CODE_PROTOCOL * This,
+ IN EFI_PXE_BASE_CODE_TFTP_OPCODE Operation,
+ IN OUT VOID *BufferPtr,
+ IN BOOLEAN Overwrite,
+ IN OUT UINT64 *BufferSize,
+ IN UINTN *BlockSize OPTIONAL,
+ IN EFI_IP_ADDRESS * ServerIp,
+ IN UINT8 *Filename,
+ IN EFI_PXE_BASE_CODE_MTFTP_INFO * Info OPTIONAL,
+ IN BOOLEAN DontUseBuffer
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcUdpWrite (
+ IN EFI_PXE_BASE_CODE_PROTOCOL *This,
+ IN UINT16 OpFlags,
+ IN EFI_IP_ADDRESS *DestIp,
+ IN EFI_PXE_BASE_CODE_UDP_PORT *DestPort,
+ IN EFI_IP_ADDRESS *GatewayIp, OPTIONAL
+ IN EFI_IP_ADDRESS *SrcIp, OPTIONAL
+ IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPort, OPTIONAL
+ IN UINTN *HeaderSize, OPTIONAL
+ IN VOID *HeaderPtr, OPTIONAL
+ IN UINTN *BufferSize,
+ IN VOID *BufferPtr
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcUdpRead (
+ IN EFI_PXE_BASE_CODE_PROTOCOL *This,
+ IN UINT16 OpFlags,
+ IN OUT EFI_IP_ADDRESS *DestIp, OPTIONAL
+ IN OUT EFI_PXE_BASE_CODE_UDP_PORT *DestPort, OPTIONAL
+ IN OUT EFI_IP_ADDRESS *SrcIp, OPTIONAL
+ IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPort, OPTIONAL
+ IN UINTN *HeaderSize, OPTIONAL
+ IN VOID *HeaderPtr, OPTIONAL
+ IN OUT UINTN *BufferSize,
+ IN VOID *BufferPtr
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcTcpWrite (
+ IN EFI_PXE_BASE_CODE_PROTOCOL *This,
+ IN UINT16 OpFlags,
+ IN UINT16 *UrgentPointer,
+ IN UINT32 *SequenceNumber,
+ IN UINT32 *AckNumber,
+ IN UINT16 *HlenResCode,
+ IN UINT16 *Window,
+ IN EFI_IP_ADDRESS *DestIp,
+ IN EFI_PXE_BASE_CODE_TCP_PORT *DestPort,
+ IN EFI_IP_ADDRESS *GatewayIp, OPTIONAL
+ IN EFI_IP_ADDRESS *SrcIp, OPTIONAL
+ IN OUT EFI_PXE_BASE_CODE_TCP_PORT *SrcPort, OPTIONAL
+ IN UINTN *HeaderSize, OPTIONAL
+ IN VOID *HeaderPtr, OPTIONAL
+ IN UINTN *BufferSize,
+ IN VOID *BufferPtr
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcTcpRead (
+ IN EFI_PXE_BASE_CODE_PROTOCOL *This,
+ IN UINT16 OpFlags,
+ IN OUT EFI_IP_ADDRESS *DestIp, OPTIONAL
+ IN OUT EFI_PXE_BASE_CODE_TCP_PORT *DestPort, OPTIONAL
+ IN OUT EFI_IP_ADDRESS *SrcIp, OPTIONAL
+ IN OUT EFI_PXE_BASE_CODE_TCP_PORT *SrcPort, OPTIONAL
+ IN UINTN *HeaderSize, OPTIONAL
+ IN VOID *HeaderPtr, OPTIONAL
+ IN OUT UINTN *BufferSize,
+ IN VOID *BufferPtr
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcArp (
+ IN EFI_PXE_BASE_CODE_PROTOCOL * This,
+ IN EFI_IP_ADDRESS * IpAddr,
+ IN EFI_MAC_ADDRESS * MacAddr OPTIONAL
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcIpFilter (
+ IN EFI_PXE_BASE_CODE_PROTOCOL *This,
+ IN EFI_PXE_BASE_CODE_IP_FILTER *NewFilter
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcSetParameters (
+ IN EFI_PXE_BASE_CODE_PROTOCOL * This,
+ IN BOOLEAN *NewAutoArp, OPTIONAL
+ IN BOOLEAN *NewSendGUID, OPTIONAL
+ IN UINT8 *NewTTL, OPTIONAL
+ IN UINT8 *NewToS, OPTIONAL
+ IN BOOLEAN *NewMakeCallback OPTIONAL
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcSetStationIP (
+ IN EFI_PXE_BASE_CODE_PROTOCOL * This,
+ IN EFI_IP_ADDRESS * NewStationIp, OPTIONAL
+ IN EFI_IP_ADDRESS * NewSubnetMask OPTIONAL
+ )
+;
+
+EFI_STATUS
+EFIAPI
+BcSetPackets (
+ IN EFI_PXE_BASE_CODE_PROTOCOL * This,
+ BOOLEAN *NewDhcpDiscoverValid, OPTIONAL
+ BOOLEAN *NewDhcpAckReceived, OPTIONAL
+ BOOLEAN *NewProxyOfferReceived, OPTIONAL
+ BOOLEAN *NewPxeDiscoverValid, OPTIONAL
+ BOOLEAN *NewPxeReplyReceived, OPTIONAL
+ BOOLEAN *NewPxeBisReplyReceived, OPTIONAL
+ IN EFI_PXE_BASE_CODE_PACKET * NewDhcpDiscover, OPTIONAL
+ IN EFI_PXE_BASE_CODE_PACKET * NewDhcpAck, OPTIONAL
+ IN EFI_PXE_BASE_CODE_PACKET * NewProxyOffer, OPTIONAL
+ IN EFI_PXE_BASE_CODE_PACKET * NewPxeDiscover, OPTIONAL
+ IN EFI_PXE_BASE_CODE_PACKET * NewPxeReply, OPTIONAL
+ IN EFI_PXE_BASE_CODE_PACKET * NewPxeBisReply OPTIONAL
+ )
+;
+
+EFI_STATUS
+EFIAPI
+LoadFile (
+ IN EFI_LOAD_FILE_PROTOCOL *This,
+ IN EFI_DEVICE_PATH_PROTOCOL *FilePath,
+ IN BOOLEAN BootPolicy,
+ IN OUT UINTN *BufferSize,
+ IN VOID *Buffer
+ )
+;
+
+EFI_STATUS
+PxeBcLibGetSmbiosSystemGuidAndSerialNumber (
+ IN EFI_GUID *SystemGuid,
+ OUT CHAR8 **SystemSerialNumber
+ )
+;
+
+#ifdef EFI_SIZE_REDUCTION_APPLIED
+ #define COMPONENT_NAME_CODE(code)
+ #define COMPONENT_NAME NULL
+#else
+ #define COMPONENT_NAME_CODE(code) code
+ #define COMPONENT_NAME &gPxeBcComponentName
+#endif
+
+
+//
+// Define SMBIOS tables.
+//
+#pragma pack(1)
+typedef struct {
+ UINT8 AnchorString[4];
+ UINT8 EntryPointStructureChecksum;
+ UINT8 EntryPointLength;
+ UINT8 MajorVersion;
+ UINT8 MinorVersion;
+ UINT16 MaxStructureSize;
+ UINT8 EntryPointRevision;
+ UINT8 FormattedArea[5];
+ UINT8 IntermediateAnchorString[5];
+ UINT8 IntermediateChecksum;
+ UINT16 TableLength;
+ UINT32 TableAddress;
+ UINT16 NumberOfSmbiosStructures;
+ UINT8 SmbiosBcdRevision;
+} SMBIOS_STRUCTURE_TABLE;
+
+//
+// Please note that SMBIOS structures can be odd byte aligned since the
+// unformated section of each record is a set of arbitrary size strings.
+//
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Handle[2];
+} SMBIOS_HEADER;
+
+typedef UINT8 SMBIOS_STRING;
+
+typedef struct {
+ SMBIOS_HEADER Hdr;
+ SMBIOS_STRING Vendor;
+ SMBIOS_STRING BiosVersion;
+ UINT8 BiosSegment[2];
+ SMBIOS_STRING BiosReleaseDate;
+ UINT8 BiosSize;
+ UINT8 BiosCharacteristics[8];
+} SMBIOS_TYPE0;
+
+typedef struct {
+ SMBIOS_HEADER Hdr;
+ SMBIOS_STRING Manufacturer;
+ SMBIOS_STRING ProductName;
+ SMBIOS_STRING Version;
+ SMBIOS_STRING SerialNumber;
+
+ //
+ // always byte copy this data to prevent alignment faults!
+ //
+ EFI_GUID Uuid;
+
+ UINT8 WakeUpType;
+} SMBIOS_TYPE1;
+
+typedef struct {
+ SMBIOS_HEADER Hdr;
+ SMBIOS_STRING Manufacturer;
+ SMBIOS_STRING ProductName;
+ SMBIOS_STRING Version;
+ SMBIOS_STRING SerialNumber;
+} SMBIOS_TYPE2;
+
+typedef struct {
+ SMBIOS_HEADER Hdr;
+ SMBIOS_STRING Manufacturer;
+ UINT8 Type;
+ SMBIOS_STRING Version;
+ SMBIOS_STRING SerialNumber;
+ SMBIOS_STRING AssetTag;
+ UINT8 BootupState;
+ UINT8 PowerSupplyState;
+ UINT8 ThermalState;
+ UINT8 SecurityStatus;
+ UINT8 OemDefined[4];
+} SMBIOS_TYPE3;
+
+typedef struct {
+ SMBIOS_HEADER Hdr;
+ UINT8 Socket;
+ UINT8 ProcessorType;
+ UINT8 ProcessorFamily;
+ SMBIOS_STRING ProcessorManufacture;
+ UINT8 ProcessorId[8];
+ SMBIOS_STRING ProcessorVersion;
+ UINT8 Voltage;
+ UINT8 ExternalClock[2];
+ UINT8 MaxSpeed[2];
+ UINT8 CurrentSpeed[2];
+ UINT8 Status;
+ UINT8 ProcessorUpgrade;
+ UINT8 L1CacheHandle[2];
+ UINT8 L2CacheHandle[2];
+ UINT8 L3CacheHandle[2];
+} SMBIOS_TYPE4;
+
+typedef union {
+ SMBIOS_HEADER *Hdr;
+ SMBIOS_TYPE0 *Type0;
+ SMBIOS_TYPE1 *Type1;
+ SMBIOS_TYPE2 *Type2;
+ SMBIOS_TYPE3 *Type3;
+ SMBIOS_TYPE4 *Type4;
+ UINT8 *Raw;
+} SMBIOS_STRUCTURE_POINTER;
+#pragma pack()
+
+#include "ip.h"
+#include "dhcp.h"
+#include "tftp.h"
+
+#endif /* _BC_H */
+
+/* EOF - bc.h */
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