#ifndef _EFIPXEBC_H
#define _EFIPXEBC_H

/*++

Copyright (c) 1998  Intel Corporation

Module Name:

    efipxebc.h

Abstract:

    EFI PXE Base Code Protocol



Revision History

--*/

/* 
 *  PXE Base Code protocol
 */

#define EFI_PXE_BASE_CODE_PROTOCOL \
    { 0x03c4e603, 0xac28, 0x11d3, 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d }

INTERFACE_DECL(_EFI_PXE_BASE_CODE);

#define DEFAULT_TTL 4
#define DEFAULT_ToS 0
/* 
 *  Address definitions
 */

typedef union {
    UINT32      Addr[4];
    EFI_IPv4_ADDRESS    v4;
    EFI_IPv6_ADDRESS    v6;
} EFI_IP_ADDRESS;

typedef UINT16 EFI_PXE_BASE_CODE_UDP_PORT;

/* 
 *  Packet definitions
 */

typedef struct {
    UINT8                           BootpOpcode;
    UINT8                           BootpHwType;
    UINT8                           BootpHwAddrLen;
    UINT8                           BootpGateHops;
    UINT32                          BootpIdent;
    UINT16                          BootpSeconds;
    UINT16                          BootpFlags;
    UINT8                           BootpCiAddr[4];
    UINT8                           BootpYiAddr[4];
    UINT8                           BootpSiAddr[4];
    UINT8                           BootpGiAddr[4];
    UINT8                           BootpHwAddr[16];
    UINT8                           BootpSrvName[64];
    UINT8                           BootpBootFile[128];
    UINT32                          DhcpMagik;
    UINT8                           DhcpOptions[56];
} EFI_PXE_BASE_CODE_DHCPV4_PACKET;

/*  TBD in EFI v1.1
 * typedef struct {
 *     UINT8                           reserved;
 * } EFI_PXE_BASE_CODE_DHCPV6_PACKET; */

typedef union {
    UINT8                               Raw[1472];
    EFI_PXE_BASE_CODE_DHCPV4_PACKET     Dhcpv4;
/*     EFI_PXE_BASE_CODE_DHCPV6_PACKET     Dhcpv6; */
} EFI_PXE_BASE_CODE_PACKET;

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;

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
 */

#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


typedef struct {
    UINT16                      Type;
    BOOLEAN                     AcceptAnyResponse;
    UINT8                       Reserved;
    EFI_IP_ADDRESS              IpAddr;
} EFI_PXE_BASE_CODE_SRVLIST;

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 struct _EFI_PXE_BASE_CODE    *This,
    IN BOOLEAN                      UseIpv6
    );

typedef
EFI_STATUS
(EFIAPI *EFI_PXE_BASE_CODE_STOP) (
    IN struct _EFI_PXE_BASE_CODE    *This
    );

typedef
EFI_STATUS
(EFIAPI *EFI_PXE_BASE_CODE_DHCP) (
    IN struct _EFI_PXE_BASE_CODE    *This,
    IN BOOLEAN                      SortOffers
    );

typedef
EFI_STATUS
(EFIAPI *EFI_PXE_BASE_CODE_DISCOVER) (
    IN struct _EFI_PXE_BASE_CODE            *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 struct _EFI_PXE_BASE_CODE        *This,
    IN EFI_PXE_BASE_CODE_TFTP_OPCODE    Operation,
    IN OUT VOID                         *BufferPtr  OPTIONAL,
    IN BOOLEAN                          Overwrite,
    IN OUT UINTN                        *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 struct _EFI_PXE_BASE_CODE        *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 struct _EFI_PXE_BASE_CODE        *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 struct _EFI_PXE_BASE_CODE    *This,
    IN EFI_PXE_BASE_CODE_IP_FILTER  *NewFilter
    );

typedef
EFI_STATUS
(EFIAPI *EFI_PXE_BASE_CODE_ARP) (
    IN struct _EFI_PXE_BASE_CODE    *This,
    IN EFI_IP_ADDRESS               *IpAddr,      
    IN EFI_MAC_ADDRESS              *MacAddr      OPTIONAL
    );

typedef
EFI_STATUS
(EFIAPI *EFI_PXE_BASE_CODE_SET_PARAMETERS) (
    IN struct _EFI_PXE_BASE_CODE    *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 struct _EFI_PXE_BASE_CODE    *This,
    IN EFI_IP_ADDRESS               *NewStationIp,  OPTIONAL
    IN EFI_IP_ADDRESS               *NewSubnetMask  OPTIONAL
    );

typedef
EFI_STATUS
(EFIAPI *EFI_PXE_BASE_CODE_SET_PACKETS) (
    IN struct _EFI_PXE_BASE_CODE    *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

typedef struct _EFI_PXE_BASE_CODE {
    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;
} EFI_PXE_BASE_CODE;

/* 
 *  Call Back Definitions
 */

#define EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL \
    { 0x245dca21, 0xfb7b, 0x11d3, 0x8f, 0x01, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b }

/* 
 *  Revision Number
 */

#define EFI_PXE_BASE_CODE_CALLBACK_INTERFACE_REVISION   0x00010000

INTERFACE_DECL(_EFI_PXE_BASE_CODE_CALLBACK);

typedef enum {
    EFI_PXE_BASE_CODE_FUNCTION_FIRST,
    EFI_PXE_BASE_CODE_FUNCTION_DHCP,
    EFI_PXE_BASE_CODE_FUNCTION_DISCOVER,
    EFI_PXE_BASE_CODE_FUNCTION_MTFTP,
    EFI_PXE_BASE_CODE_FUNCTION_UDP_WRITE,
    EFI_PXE_BASE_CODE_FUNCTION_UDP_READ,
    EFI_PXE_BASE_CODE_FUNCTION_ARP,
    EFI_PXE_BASE_CODE_FUNCTION_IGMP,
    EFI_PXE_BASE_CODE_PXE_FUNCTION_LAST
} EFI_PXE_BASE_CODE_FUNCTION;

typedef enum {
    EFI_PXE_BASE_CODE_CALLBACK_STATUS_FIRST,
    EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE,
    EFI_PXE_BASE_CODE_CALLBACK_STATUS_ABORT,
    EFI_PXE_BASE_CODE_CALLBACK_STATUS_LAST
} EFI_PXE_BASE_CODE_CALLBACK_STATUS;

typedef
EFI_PXE_BASE_CODE_CALLBACK_STATUS 
(EFIAPI *EFI_PXE_CALLBACK) (
    IN struct _EFI_PXE_BASE_CODE_CALLBACK   *This,
    IN EFI_PXE_BASE_CODE_FUNCTION           Function,
    IN BOOLEAN                              Received,
    IN UINTN                                PacketLen,
    IN EFI_PXE_BASE_CODE_PACKET             *Packet     OPTIONAL
    );

typedef struct _EFI_PXE_BASE_CODE_CALLBACK {
    UINT64                      Revision;
    EFI_PXE_CALLBACK            Callback;
} EFI_PXE_BASE_CODE_CALLBACK;

#endif /* _EFIPXEBC_H */