text: /*++
  
  Copyright (c) 2004, 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:
    PxeBaseCode.h
  
  Abstract:
    EFI PXE Base Code Protocol definitions.
  
  --*/
  #ifndef _EFIPXEBC_H
  #define _EFIPXEBC_H
  
  #include "Pxe.h"
  
  //
  // PXE Base Code protocol
  //
  #define EFI_PXE_BASE_CODE_PROTOCOL_GUID \
    { \
      0x03c4e603, 0xac28, 0x11d3, {0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d} \
    }
  
  EFI_FORWARD_DECLARATION (EFI_PXE_BASE_CODE_PROTOCOL);
  
  //
  // Default IP TTL and ToS.
  //
  #define DEFAULT_TTL 16
  #define DEFAULT_ToS 0
  
  //
  // ICMP error format
  //
  typedef struct {
    UINT8   Type;
    UINT8   Code;
    UINT16  Checksum;
    union {
      UINT32  reserved;
      UINT32  Mtu;
      UINT32  Pointer;
      struct {
        UINT16  Identifier;
        UINT16  Sequence;
      } Echo;
    } u;
    UINT8 Data[494];
  } EFI_PXE_BASE_CODE_ICMP_ERROR;
  
  //
  // TFTP error format
  //
  typedef struct {
    UINT8 ErrorCode;
    CHAR8 ErrorString[127];
  } EFI_PXE_BASE_CODE_TFTP_ERROR;
  
  //
  // IP Receive Filter definitions
  //
  #define EFI_PXE_BASE_CODE_MAX_IPCNT 8
  
  typedef struct {
    UINT8           Filters;
    UINT8           IpCnt;
    UINT16          reserved;
    EFI_IP_ADDRESS  IpList[EFI_PXE_BASE_CODE_MAX_IPCNT];
  } EFI_PXE_BASE_CODE_IP_FILTER;
  
  #define EFI_PXE_BASE_CODE_IP_FILTER_STATION_IP            0x0001
  #define EFI_PXE_BASE_CODE_IP_FILTER_BROADCAST             0x0002
  #define EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS           0x0004
  #define EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS_MULTICAST 0x0008
  
  //
  // ARP Cache definitions
  //
  typedef struct {
    EFI_IP_ADDRESS  IpAddr;
    EFI_MAC_ADDRESS MacAddr;
  } EFI_PXE_BASE_CODE_ARP_ENTRY;
  
  typedef struct {
    EFI_IP_ADDRESS  IpAddr;
    EFI_IP_ADDRESS  SubnetMask;
    EFI_IP_ADDRESS  GwAddr;
  } EFI_PXE_BASE_CODE_ROUTE_ENTRY;
  
  //
  // UDP definitions
  //
  typedef UINT16  EFI_PXE_BASE_CODE_UDP_PORT;
  
  #define EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_IP    0x0001
  #define EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_PORT  0x0002
  #define EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_IP   0x0004
  #define EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_PORT 0x0008
  #define EFI_PXE_BASE_CODE_UDP_OPFLAGS_USE_FILTER    0x0010
  #define EFI_PXE_BASE_CODE_UDP_OPFLAGS_MAY_FRAGMENT  0x0020
  
  //
  // Discover() definitions
  //
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_BOOTSTRAP         0
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_MS_WINNT_RIS      1
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_INTEL_LCM         2
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_DOSUNDI           3
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_NEC_ESMPRO        4
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_IBM_WSoD          5
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_IBM_LCCM          6
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_CA_UNICENTER_TNG  7
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_HP_OPENVIEW       8
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_ALTIRIS_9         9
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_ALTIRIS_10        10
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_ALTIRIS_11        11
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_NOT_USED_12       12
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_REDHAT_INSTALL    13
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_REDHAT_BOOT       14
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_REMBO             15
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_BEOBOOT           16
  //
  // 17 through 32767 are reserved
  // 32768 through 65279 are for vendor use
  // 65280 through 65534 are reserved
  //
  #define EFI_PXE_BASE_CODE_BOOT_TYPE_PXETEST   65535
  
  #define EFI_PXE_BASE_CODE_BOOT_LAYER_MASK     0x7FFF
  #define EFI_PXE_BASE_CODE_BOOT_LAYER_INITIAL  0x0000
  
  //
  // Discover() server list structure.
  //
  typedef struct {
    UINT16          Type;
    BOOLEAN         AcceptAnyResponse;
    UINT8           Reserved;
    EFI_IP_ADDRESS  IpAddr;
  } EFI_PXE_BASE_CODE_SRVLIST;
  
  //
  // Discover() information override structure.
  //
  typedef struct {
    BOOLEAN                   UseMCast;
    BOOLEAN                   UseBCast;
    BOOLEAN                   UseUCast;
    BOOLEAN                   MustUseList;
    EFI_IP_ADDRESS            ServerMCastIp;
    UINT16                    IpCnt;
    EFI_PXE_BASE_CODE_SRVLIST SrvList[1];
  } EFI_PXE_BASE_CODE_DISCOVER_INFO;
  
  //
  // Mtftp() definitions
  //
  typedef enum {
    EFI_PXE_BASE_CODE_TFTP_FIRST,
    EFI_PXE_BASE_CODE_TFTP_GET_FILE_SIZE,
    EFI_PXE_BASE_CODE_TFTP_READ_FILE,
    EFI_PXE_BASE_CODE_TFTP_WRITE_FILE,
    EFI_PXE_BASE_CODE_TFTP_READ_DIRECTORY,
    EFI_PXE_BASE_CODE_MTFTP_GET_FILE_SIZE,
    EFI_PXE_BASE_CODE_MTFTP_READ_FILE,
    EFI_PXE_BASE_CODE_MTFTP_READ_DIRECTORY,
    EFI_PXE_BASE_CODE_MTFTP_LAST
  } EFI_PXE_BASE_CODE_TFTP_OPCODE;
  
  typedef struct {
    EFI_IP_ADDRESS              MCastIp;
    EFI_PXE_BASE_CODE_UDP_PORT  CPort;
    EFI_PXE_BASE_CODE_UDP_PORT  SPort;
    UINT16                      ListenTimeout;
    UINT16                      TransmitTimeout;
  } EFI_PXE_BASE_CODE_MTFTP_INFO;
  
  //
  // PXE Base Code Mode structure
  //
  #define EFI_PXE_BASE_CODE_MAX_ARP_ENTRIES   8
  #define EFI_PXE_BASE_CODE_MAX_ROUTE_ENTRIES 8
  
  typedef struct {
    BOOLEAN                       Started;
    BOOLEAN                       Ipv6Available;
    BOOLEAN                       Ipv6Supported;
    BOOLEAN                       UsingIpv6;
    BOOLEAN                       BisSupported;
    BOOLEAN                       BisDetected;
    BOOLEAN                       AutoArp;
    BOOLEAN                       SendGUID;
    BOOLEAN                       DhcpDiscoverValid;
    BOOLEAN                       DhcpAckReceived;
    BOOLEAN                       ProxyOfferReceived;
    BOOLEAN                       PxeDiscoverValid;
    BOOLEAN                       PxeReplyReceived;
    BOOLEAN                       PxeBisReplyReceived;
    BOOLEAN                       IcmpErrorReceived;
    BOOLEAN                       TftpErrorReceived;
    BOOLEAN                       MakeCallbacks;
    UINT8                         TTL;
    UINT8                         ToS;
    EFI_IP_ADDRESS                StationIp;
    EFI_IP_ADDRESS                SubnetMask;
    EFI_PXE_BASE_CODE_PACKET      DhcpDiscover;
    EFI_PXE_BASE_CODE_PACKET      DhcpAck;
    EFI_PXE_BASE_CODE_PACKET      ProxyOffer;
    EFI_PXE_BASE_CODE_PACKET      PxeDiscover;
    EFI_PXE_BASE_CODE_PACKET      PxeReply;
    EFI_PXE_BASE_CODE_PACKET      PxeBisReply;
    EFI_PXE_BASE_CODE_IP_FILTER   IpFilter;
    UINT32                        ArpCacheEntries;
    EFI_PXE_BASE_CODE_ARP_ENTRY   ArpCache[EFI_PXE_BASE_CODE_MAX_ARP_ENTRIES];
    UINT32                        RouteTableEntries;
    EFI_PXE_BASE_CODE_ROUTE_ENTRY RouteTable[EFI_PXE_BASE_CODE_MAX_ROUTE_ENTRIES];
    EFI_PXE_BASE_CODE_ICMP_ERROR  IcmpError;
    EFI_PXE_BASE_CODE_TFTP_ERROR  TftpError;
  } EFI_PXE_BASE_CODE_MODE;
  
  //
  // PXE Base Code Interface Function definitions
  //
  typedef
  EFI_STATUS
  (EFIAPI *EFI_PXE_BASE_CODE_START) (
    IN EFI_PXE_BASE_CODE_PROTOCOL            * This,
    IN BOOLEAN                               UseIpv6
    );
  
  typedef
  EFI_STATUS
  (EFIAPI *EFI_PXE_BASE_CODE_STOP) (
    IN EFI_PXE_BASE_CODE_PROTOCOL    * This
    );
  
  typedef
  EFI_STATUS
  (EFIAPI *EFI_PXE_BASE_CODE_DHCP) (
    IN EFI_PXE_BASE_CODE_PROTOCOL            * This,
    IN BOOLEAN                               SortOffers
    );
  
  typedef
  EFI_STATUS
  (EFIAPI *EFI_PXE_BASE_CODE_DISCOVER) (
    IN EFI_PXE_BASE_CODE_PROTOCOL           * This,
    IN UINT16                               Type,
    IN UINT16                               *Layer,
    IN BOOLEAN                              UseBis,
    IN OUT EFI_PXE_BASE_CODE_DISCOVER_INFO  * Info OPTIONAL
    );
  
  typedef
  EFI_STATUS
  (EFIAPI *EFI_PXE_BASE_CODE_MTFTP) (
    IN EFI_PXE_BASE_CODE_PROTOCOL                * This,
    IN EFI_PXE_BASE_CODE_TFTP_OPCODE             Operation,
    IN OUT VOID                                  *BufferPtr OPTIONAL,
    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
    );
  
  typedef
  EFI_STATUS
  (EFIAPI *EFI_PXE_BASE_CODE_UDP_WRITE) (
    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
    );
  
  typedef
  EFI_STATUS
  (EFIAPI *EFI_PXE_BASE_CODE_UDP_READ) (
    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
    );
  
  typedef
  EFI_STATUS
  (EFIAPI *EFI_PXE_BASE_CODE_SET_IP_FILTER) (
    IN EFI_PXE_BASE_CODE_PROTOCOL            * This,
    IN EFI_PXE_BASE_CODE_IP_FILTER           * NewFilter
    );
  
  typedef
  EFI_STATUS
  (EFIAPI *EFI_PXE_BASE_CODE_ARP) (
    IN EFI_PXE_BASE_CODE_PROTOCOL            * This,
    IN EFI_IP_ADDRESS                        * IpAddr,
    IN EFI_MAC_ADDRESS                       * MacAddr OPTIONAL
    );
  
  typedef
  EFI_STATUS
  (EFIAPI *EFI_PXE_BASE_CODE_SET_PARAMETERS) (
    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
    );
  
  typedef
  EFI_STATUS
  (EFIAPI *EFI_PXE_BASE_CODE_SET_STATION_IP) (
    IN EFI_PXE_BASE_CODE_PROTOCOL            * This,
    IN EFI_IP_ADDRESS                        * NewStationIp, OPTIONAL
    IN EFI_IP_ADDRESS                        * NewSubnetMask OPTIONAL
    );
  
  typedef
  EFI_STATUS
  (EFIAPI *EFI_PXE_BASE_CODE_SET_PACKETS) (
    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
    );
  
  //
  // PXE Base Code Protocol structure
  //
  #define EFI_PXE_BASE_CODE_INTERFACE_REVISION  0x00010000
  
  struct _EFI_PXE_BASE_CODE_PROTOCOL {
    UINT64                            Revision;
    EFI_PXE_BASE_CODE_START           Start;
    EFI_PXE_BASE_CODE_STOP            Stop;
    EFI_PXE_BASE_CODE_DHCP            Dhcp;
    EFI_PXE_BASE_CODE_DISCOVER        Discover;
    EFI_PXE_BASE_CODE_MTFTP           Mtftp;
    EFI_PXE_BASE_CODE_UDP_WRITE       UdpWrite;
    EFI_PXE_BASE_CODE_UDP_READ        UdpRead;
    EFI_PXE_BASE_CODE_SET_IP_FILTER   SetIpFilter;
    EFI_PXE_BASE_CODE_ARP             Arp;
    EFI_PXE_BASE_CODE_SET_PARAMETERS  SetParameters;
    EFI_PXE_BASE_CODE_SET_STATION_IP  SetStationIp;
    EFI_PXE_BASE_CODE_SET_PACKETS     SetPackets;
    EFI_PXE_BASE_CODE_MODE            *Mode;
  };
  
  extern EFI_GUID gEfiPxeBaseCodeProtocolGuid;
  
  #endif /* _EFIPXEBC_H */
  
  /* EOF - PxeBaseCode.h */
  