/*++

Copyright (c) 2006 - 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:

  Mtftp4.h

Abstract:

  UEFI Multicast Trivial File Tranfer Protocol Definition
  
--*/

#ifndef __EFI_MTFTP4_H__
#define __EFI_MTFTP4_H__

#include EFI_PROTOCOL_DEFINITION(ServiceBinding)

#define EFI_MTFTP4_SERVICE_BINDING_PROTOCOL_GUID \
    { 0x2FE800BE, 0x8F01, 0x4aa6, 0x94, 0x6B, 0xD7, 0x13, 0x88, 0xE1, 0x83, 0x3F }

#define EFI_MTFTP4_PROTOCOL_GUID \
    { 0x78247c57, 0x63db, 0x4708, 0x99, 0xc2, 0xa8, 0xb4, 0xa9, 0xa6, 0x1f, 0x6b }

EFI_FORWARD_DECLARATION (EFI_MTFTP4_PROTOCOL);
EFI_FORWARD_DECLARATION (EFI_MTFTP4_TOKEN);

extern EFI_GUID gEfiMtftp4ServiceBindingProtocolGuid;
extern EFI_GUID gEfiMtftp4ProtocolGuid;


//
//MTFTP4 packet opcode definition
//
#define EFI_MTFTP4_OPCODE_RRQ      1
#define EFI_MTFTP4_OPCODE_WRQ      2
#define EFI_MTFTP4_OPCODE_DATA     3
#define EFI_MTFTP4_OPCODE_ACK      4
#define EFI_MTFTP4_OPCODE_ERROR    5
#define EFI_MTFTP4_OPCODE_OACK     6
#define EFI_MTFTP4_OPCODE_DIR      7
#define EFI_MTFTP4_OPCODE_DATA8    8
#define EFI_MTFTP4_OPCODE_ACK8     9

//
//MTFTP4 error code definition
//
#define EFI_MTFTP4_ERRORCODE_NOT_DEFINED           0
#define EFI_MTFTP4_ERRORCODE_FILE_NOT_FOUND        1
#define EFI_MTFTP4_ERRORCODE_ACCESS_VIOLATION      2
#define EFI_MTFTP4_ERRORCODE_DISK_FULL             3
#define EFI_MTFTP4_ERRORCODE_ILLEGAL_OPERATION     4
#define EFI_MTFTP4_ERRORCODE_UNKNOWN_TRANSFER_ID   5
#define EFI_MTFTP4_ERRORCODE_FILE_ALREADY_EXISTS   6
#define EFI_MTFTP4_ERRORCODE_NO_SUCH_USER          7
#define EFI_MTFTP4_ERRORCODE_REQUEST_DENIED        8


//
//MTFTP4 pacekt definition
//
#pragma pack(1)

typedef struct {
  UINT16    OpCode;
  UINT8     Filename[1];
} EFI_MTFTP4_REQ_HEADER;

typedef struct {
  UINT16    OpCode;
  UINT8     Data[1];
} EFI_MTFTP4_OACK_HEADER;

typedef struct {
  UINT16    OpCode;
  UINT16    Block;
  UINT8     Data[1];
} EFI_MTFTP4_DATA_HEADER;

typedef struct {
  UINT16    OpCode;
  UINT16    Block[1];
} EFI_MTFTP4_ACK_HEADER;

typedef struct {
  UINT16    OpCode;
  UINT64    Block;
  UINT8     Data[1];
} EFI_MTFTP4_DATA8_HEADER;

typedef struct {
  UINT16    OpCode;
  UINT64    Block[1];
} EFI_MTFTP4_ACK8_HEADER;

typedef struct {
  UINT16    OpCode;
  UINT16    ErrorCode;
  UINT8     ErrorMessage[1];
} EFI_MTFTP4_ERROR_HEADER;

typedef union {
  UINT16                    OpCode;
  EFI_MTFTP4_REQ_HEADER     Rrq;
  EFI_MTFTP4_REQ_HEADER     Wrq;
  EFI_MTFTP4_OACK_HEADER    Oack;
  EFI_MTFTP4_DATA_HEADER    Data;
  EFI_MTFTP4_ACK_HEADER     Ack;
  EFI_MTFTP4_DATA8_HEADER   Data8;
  EFI_MTFTP4_ACK8_HEADER    Ack8;
  EFI_MTFTP4_ERROR_HEADER   Error;
} EFI_MTFTP4_PACKET;

#pragma pack()

//
//MTFTP4 option definition
//
typedef struct {
  UINT8                   *OptionStr;
  UINT8                   *ValueStr;
} EFI_MTFTP4_OPTION;

//
//MTFTP4 config data
//
typedef struct {
  BOOLEAN                 UseDefaultSetting;
  EFI_IPv4_ADDRESS        StationIp;
  EFI_IPv4_ADDRESS        SubnetMask;
  UINT16                  LocalPort;
  EFI_IPv4_ADDRESS        GatewayIp;
  EFI_IPv4_ADDRESS        ServerIp;
  UINT16                  InitialServerPort;
  UINT16                  TryCount;
  UINT16                  TimeoutValue;
} EFI_MTFTP4_CONFIG_DATA;

//
//MTFTP4 Mode data
//
typedef struct {
  EFI_MTFTP4_CONFIG_DATA  ConfigData;
  UINT8                   SupportedOptionCount;  
  UINT8                   **SupportedOptoins;
  UINT8                   UnsupportedOptionCount;  
  UINT8                   **UnsupportedOptoins;
} EFI_MTFTP4_MODE_DATA;


//
//MTFTP4 override data
//
typedef struct {
  EFI_IPv4_ADDRESS        GatewayIp;
  EFI_IPv4_ADDRESS        ServerIp;
  UINT16                  ServerPort;
  UINT16                  TryCount;
  UINT16                  TimeoutValue;
} EFI_MTFTP4_OVERRIDE_DATA;


//
//Packet checking function
//
typedef 
EFI_STATUS 
(EFIAPI *EFI_MTFTP4_CHECK_PACKET)( 
  IN EFI_MTFTP4_PROTOCOL  *This,
  IN EFI_MTFTP4_TOKEN     *Token,
  IN UINT16               PacketLen,
  IN EFI_MTFTP4_PACKET    *Paket
  );

//
//Timeout callback funtion
//
typedef 
EFI_STATUS 
(EFIAPI *EFI_MTFTP4_TIMEOUT_CALLBACK) ( 
  IN EFI_MTFTP4_PROTOCOL  *This,
  IN EFI_MTFTP4_TOKEN     *Token
  );

//
//Packet needed function
//
typedef 
EFI_STATUS 
(EFIAPI *EFI_MTFTP4_PACKET_NEEDED) ( 
  IN EFI_MTFTP4_PROTOCOL  *This,
  IN EFI_MTFTP4_TOKEN     *Token,
  IN OUT UINT16           *Length,
  OUT VOID                **Buffer
  );


typedef 
EFI_STATUS 
(EFIAPI *EFI_MTFTP4_GET_MODE_DATA) (
  IN  EFI_MTFTP4_PROTOCOL     *This,
  OUT EFI_MTFTP4_MODE_DATA    *ModeData
  );


typedef 
EFI_STATUS 
(EFIAPI *EFI_MTFTP4_CONFIGURE) (
  IN EFI_MTFTP4_PROTOCOL        *This,
  IN EFI_MTFTP4_CONFIG_DATA      *MtftpConfigData OPTIONAL
  );


typedef 
EFI_STATUS 
(EFIAPI *EFI_MTFTP4_GET_INFO) (
  IN  EFI_MTFTP4_PROTOCOL       *This,
  IN  EFI_MTFTP4_OVERRIDE_DATA  *OverrideData   OPTIONAL,
  IN  UINT8                     *Filename,
  IN  UINT8                     *ModeStr         OPTIONAL,
  IN  UINT8                     OptionCount,
  IN  EFI_MTFTP4_OPTION         *OptionList,
  OUT UINT32                    *PacketLength,
  OUT EFI_MTFTP4_PACKET         **Packet        OPTIONAL
  );


typedef 
EFI_STATUS 
(EFIAPI *EFI_MTFTP4_PARSE_OPTIONS) (
  IN  EFI_MTFTP4_PROTOCOL       *This,
  IN  UINT32                    PacketLen,
  IN  EFI_MTFTP4_PACKET         *Packet,
  OUT UINT32                    *OptionCount,
  OUT EFI_MTFTP4_OPTION         **OptionList OPTIONAL
  );


typedef 
EFI_STATUS 
(EFIAPI *EFI_MTFTP4_READ_FILE) (
  IN EFI_MTFTP4_PROTOCOL         *This,
  IN EFI_MTFTP4_TOKEN            *Token
  );


typedef 
EFI_STATUS 
(EFIAPI *EFI_MTFTP4_WRITE_FILE) (
  IN EFI_MTFTP4_PROTOCOL         *This,
  IN EFI_MTFTP4_TOKEN            *Token
  );


typedef 
EFI_STATUS 
(EFIAPI *EFI_MTFTP4_READ_DIRECTORY) (
  IN EFI_MTFTP4_PROTOCOL        *This,
  IN EFI_MTFTP4_TOKEN           *Token
  );

typedef
EFI_STATUS
(EFIAPI *EFI_MTFTP4_POLL) (
  IN EFI_MTFTP4_PROTOCOL        *This
);


typedef struct _EFI_MTFTP4_PROTOCOL {
  EFI_MTFTP4_GET_MODE_DATA        GetModeData;
  EFI_MTFTP4_CONFIGURE            Configure;
  EFI_MTFTP4_GET_INFO             GetInfo;
  EFI_MTFTP4_PARSE_OPTIONS        ParseOptions;
  EFI_MTFTP4_READ_FILE            ReadFile;
  EFI_MTFTP4_WRITE_FILE           WriteFile;
  EFI_MTFTP4_READ_DIRECTORY       ReadDirectory;
  EFI_MTFTP4_POLL                 Poll;
} EFI_MTFTP4_PROTOCOL;

//
//MTFTP4 token data
//
typedef struct _EFI_MTFTP4_TOKEN{
  IN OUT EFI_STATUS               Status;
  IN EFI_EVENT                    Event;
  IN EFI_MTFTP4_OVERRIDE_DATA     *OverrideData;
  IN UINT8                        *Filename;
  IN UINT8                        *ModeStr;
  IN UINT32                       OptionCount;
  IN EFI_MTFTP4_OPTION            *OptionList;
  IN OUT UINT64                   BufferSize;
  IN OUT VOID                     *Buffer;
  IN VOID                         *Context;
  IN EFI_MTFTP4_CHECK_PACKET      CheckPacket;
  IN EFI_MTFTP4_TIMEOUT_CALLBACK  TimeoutCallback;
  IN EFI_MTFTP4_PACKET_NEEDED     PacketNeeded;
} EFI_MTFTP4_TOKEN;

#endif