--- /dev/null
+/** @file\r
+ EFI Multicast Trivial File Tranfer Protocol Definition\r
+\r
+ Copyright (c) 2006, Intel Corporation \r
+ All rights reserved. This program and the accompanying materials \r
+ are licensed and made available under the terms and conditions of the BSD License \r
+ which accompanies this distribution. The full text of the license may be found at \r
+ http://opensource.org/licenses/bsd-license.php \r
+\r
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
+\r
+ Module Name: Mtftp4.h\r
+\r
+**/\r
+\r
+#ifndef __EFI_MTFTP4_PROTOCOL_H__\r
+#define __EFI_MTFTP4_PROTOCOL_H__\r
+\r
+#define EFI_MTFTP4_SERVICE_BINDING_PROTOCOL_GUID \\r
+ { \\r
+ 0x2FE800BE, 0x8F01, 0x4aa6, {0x94, 0x6B, 0xD7, 0x13, 0x88, 0xE1, 0x83, 0x3F } \\r
+ }\r
+\r
+#define EFI_MTFTP4_PROTOCOL_GUID \\r
+ { \\r
+ 0x78247c57, 0x63db, 0x4708, {0x99, 0xc2, 0xa8, 0xb4, 0xa9, 0xa6, 0x1f, 0x6b } \\r
+ }\r
+\r
+typedef struct _EFI_MTFTP4_PROTOCOL EFI_MTFTP4_PROTOCOL;\r
+typedef struct _EFI_MTFTP4_TOKEN EFI_MTFTP4_TOKEN;\r
+\r
+//\r
+//MTFTP4 packet opcode definition\r
+//\r
+#define EFI_MTFTP4_OPCODE_RRQ 1\r
+#define EFI_MTFTP4_OPCODE_WRQ 2\r
+#define EFI_MTFTP4_OPCODE_DATA 3\r
+#define EFI_MTFTP4_OPCODE_ACK 4\r
+#define EFI_MTFTP4_OPCODE_ERROR 5\r
+#define EFI_MTFTP4_OPCODE_OACK 6\r
+#define EFI_MTFTP4_OPCODE_DIR 7\r
+#define EFI_MTFTP4_OPCODE_DATA8 8\r
+#define EFI_MTFTP4_OPCODE_ACK8 9\r
+\r
+//\r
+// MTFTP4 error code definition\r
+//\r
+#define EFI_MTFTP4_ERRORCODE_NOT_DEFINED 0\r
+#define EFI_MTFTP4_ERRORCODE_FILE_NOT_FOUND 1\r
+#define EFI_MTFTP4_ERRORCODE_ACCESS_VIOLATION 2\r
+#define EFI_MTFTP4_ERRORCODE_DISK_FULL 3\r
+#define EFI_MTFTP4_ERRORCODE_ILLEGAL_OPERATION 4\r
+#define EFI_MTFTP4_ERRORCODE_UNKNOWN_TRANSFER_ID 5\r
+#define EFI_MTFTP4_ERRORCODE_FILE_ALREADY_EXISTS 6\r
+#define EFI_MTFTP4_ERRORCODE_NO_SUCH_USER 7\r
+#define EFI_MTFTP4_ERRORCODE_REQUEST_DENIED 8\r
+\r
+//\r
+// MTFTP4 pacekt definitions\r
+//\r
+#pragma pack(1)\r
+\r
+typedef struct {\r
+ UINT16 OpCode;\r
+ UINT8 Filename[1];\r
+} EFI_MTFTP4_REQ_HEADER;\r
+\r
+typedef struct {\r
+ UINT16 OpCode;\r
+ UINT8 Data[1];\r
+} EFI_MTFTP4_OACK_HEADER;\r
+\r
+typedef struct {\r
+ UINT16 OpCode;\r
+ UINT16 Block;\r
+ UINT8 Data[1];\r
+} EFI_MTFTP4_DATA_HEADER;\r
+\r
+typedef struct {\r
+ UINT16 OpCode;\r
+ UINT16 Block[1];\r
+} EFI_MTFTP4_ACK_HEADER;\r
+\r
+typedef struct {\r
+ UINT16 OpCode;\r
+ UINT64 Block;\r
+ UINT8 Data[1];\r
+} EFI_MTFTP4_DATA8_HEADER;\r
+\r
+typedef struct {\r
+ UINT16 OpCode;\r
+ UINT64 Block[1];\r
+} EFI_MTFTP4_ACK8_HEADER;\r
+\r
+typedef struct {\r
+ UINT16 OpCode;\r
+ UINT16 ErrorCode;\r
+ UINT8 ErrorMessage[1];\r
+} EFI_MTFTP4_ERROR_HEADER;\r
+\r
+typedef union {\r
+ UINT16 OpCode;\r
+ EFI_MTFTP4_REQ_HEADER Rrq;\r
+ EFI_MTFTP4_REQ_HEADER Wrq;\r
+ EFI_MTFTP4_OACK_HEADER Oack;\r
+ EFI_MTFTP4_DATA_HEADER Data;\r
+ EFI_MTFTP4_ACK_HEADER Ack;\r
+ EFI_MTFTP4_DATA8_HEADER Data8;\r
+ EFI_MTFTP4_ACK8_HEADER Ack8;\r
+ EFI_MTFTP4_ERROR_HEADER Error;\r
+} EFI_MTFTP4_PACKET;\r
+\r
+#pragma pack()\r
+\r
+//\r
+// MTFTP4 option definition\r
+//\r
+typedef struct {\r
+ UINT8 *OptionStr;\r
+ UINT8 *ValueStr;\r
+} EFI_MTFTP4_OPTION;\r
+\r
+\r
+typedef struct {\r
+ BOOLEAN UseDefaultSetting;\r
+ EFI_IPv4_ADDRESS StationIp;\r
+ EFI_IPv4_ADDRESS SubnetMask;\r
+ UINT16 LocalPort;\r
+ EFI_IPv4_ADDRESS GatewayIp;\r
+ EFI_IPv4_ADDRESS ServerIp;\r
+ UINT16 InitialServerPort;\r
+ UINT16 TryCount;\r
+ UINT16 TimeoutValue;\r
+} EFI_MTFTP4_CONFIG_DATA;\r
+\r
+\r
+typedef struct {\r
+ EFI_MTFTP4_CONFIG_DATA ConfigData;\r
+ UINT8 SupportedOptionCount; \r
+ UINT8 **SupportedOptoins;\r
+ UINT8 UnsupportedOptionCount; \r
+ UINT8 **UnsupportedOptoins;\r
+} EFI_MTFTP4_MODE_DATA;\r
+\r
+\r
+typedef struct {\r
+ EFI_IPv4_ADDRESS GatewayIp;\r
+ EFI_IPv4_ADDRESS ServerIp;\r
+ UINT16 ServerPort;\r
+ UINT16 TryCount;\r
+ UINT16 TimeoutValue;\r
+} EFI_MTFTP4_OVERRIDE_DATA;\r
+\r
+//\r
+// Protocol interfaces definition\r
+//\r
+\r
+/**\r
+ a callback function that is provided by the caller to intercept \r
+ the EFI_MTFTP4_OPCODE_DATA or EFI_MTFTP4_OPCODE_DATA8 packets processed in the\r
+ EFI_MTFTP4_PROTOCOL.ReadFile() function, and alternatively to intercept \r
+ EFI_MTFTP4_OPCODE_OACK or EFI_MTFTP4_OPCODE_ERROR packets during a call to \r
+ EFI_MTFTP4_PROTOCOL.ReadFile(), WriteFile() or ReadDirectory(). \r
+\r
+ @param This Pointer to the EFI_MTFTP4_PROTOCOL instance.\r
+ @param Token The token that the caller provided in the\r
+ EFI_MTFTP4_PROTOCOL.ReadFile(), WriteFile()\r
+ or ReadDirectory() function.\r
+ @param PacketLen Indicates the length of the packet.\r
+ @param Packet Pointer to an MTFTPv4 packet.\r
+\r
+ @retval EFI_SUCCESS Operation sucess\r
+ @retval Others Abort transfer process\r
+\r
+**/\r
+typedef \r
+EFI_STATUS \r
+(EFIAPI *EFI_MTFTP4_CHECK_PACKET)( \r
+ IN EFI_MTFTP4_PROTOCOL *This,\r
+ IN EFI_MTFTP4_TOKEN *Token,\r
+ IN UINT16 PacketLen,\r
+ IN EFI_MTFTP4_PACKET *Paket\r
+ )\r
+;\r
+\r
+/**\r
+ Timeout callback funtion. \r
+\r
+ @param This Pointer to the EFI_MTFTP4_PROTOCOL instance.\r
+ @param Token The token that is provided in the\r
+ EFI_MTFTP4_PROTOCOL.ReadFile() or\r
+ EFI_MTFTP4_PROTOCOL.WriteFile() or\r
+ EFI_MTFTP4_PROTOCOL.ReadDirectory() functions\r
+ by the caller.\r
+ \r
+ @retval EFI_SUCCESS Operation sucess\r
+ @retval Others Aborts download process.\r
+\r
+**/\r
+typedef \r
+EFI_STATUS \r
+(EFIAPI *EFI_MTFTP4_TIMEOUT_CALLBACK)( \r
+ IN EFI_MTFTP4_PROTOCOL *This,\r
+ IN EFI_MTFTP4_TOKEN *Token\r
+ )\r
+;\r
+\r
+/**\r
+ a callback function that the caller provides to feed data to the\r
+ EFI_MTFTP4_PROTOCOL.WriteFile() function.\r
+\r
+ @param This Pointer to the EFI_MTFTP4_PROTOCOL instance.\r
+ @param Token The token provided in the\r
+ EFI_MTFTP4_PROTOCOL.WriteFile() by the caller.\r
+ @param Length Indicates the length of the raw data wanted on input, and the\r
+ length the data available on output.\r
+ @param Buffer Pointer to the buffer where the data is stored.\r
+\r
+ @retval EFI_SUCCESS Operation sucess\r
+ @retval Others Aborts session.\r
+\r
+**/\r
+typedef \r
+EFI_STATUS \r
+(EFIAPI *EFI_MTFTP4_PACKET_NEEDED)( \r
+ IN EFI_MTFTP4_PROTOCOL *This,\r
+ IN EFI_MTFTP4_TOKEN *Token,\r
+ IN OUT UINT16 *Length,\r
+ OUT VOID **Buffer\r
+ )\r
+;\r
+\r
+\r
+/**\r
+ Submits an asynchronous interrupt transfer to an interrupt endpoint of a USB device.\r
+\r
+ @param This Pointer to the EFI_MTFTP4_PROTOCOL instance.\r
+ @param ModeData Pointer to storage for the EFI MTFTPv4 Protocol driver mode data.\r
+\r
+ @retval EFI_SUCCESS The configuration data was successfully returned.\r
+ @retval EFI_OUT_OF_RESOURCES The required mode data could not be allocated.\r
+ @retval EFI_INVALID_PARAMETER This is NULL or ModeData is NULL.\r
+\r
+**/\r
+typedef \r
+EFI_STATUS \r
+(EFIAPI *EFI_MTFTP4_GET_MODE_DATA)(\r
+ IN EFI_MTFTP4_PROTOCOL *This,\r
+ OUT EFI_MTFTP4_MODE_DATA *ModeData\r
+ )\r
+;\r
+\r
+\r
+/**\r
+ Initializes, changes, or resets the default operational setting for this \r
+ EFI MTFTPv4 Protocol driver instance.\r
+\r
+ @param This Pointer to the EFI_MTFTP4_PROTOCOL instance.\r
+ @param MtftpConfigData Pointer to the configuration data structure.\r
+\r
+ @retval EFI_SUCCESS The EFI MTFTPv4 Protocol driver was configured successfully.\r
+ @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
+ @retval EFI_ACCESS_DENIED The EFI configuration could not be changed at this time because\r
+ there is one MTFTP background operation in progress.\r
+ @retval EFI_NO_MAPPING When using a default address, configuration (DHCP, BOOTP,\r
+ RARP, etc.) has not finished yet.\r
+ @retval EFI_UNSUPPORTED A configuration protocol (DHCP, BOOTP, RARP, etc.) could not\r
+ be located when clients choose to use the default address\r
+ settings.\r
+ @retval EFI_OUT_OF_RESOURCES The EFI MTFTPv4 Protocol driver instance data could not be\r
+ allocated.\r
+ @retval EFI_DEVICE_ERROR An unexpected system or network error occurred. The EFI\r
+ MTFTPv4 Protocol driver instance is not configured.\r
+\r
+**/\r
+typedef \r
+EFI_STATUS \r
+(EFIAPI *EFI_MTFTP4_CONFIGURE)(\r
+ IN EFI_MTFTP4_PROTOCOL *This,\r
+ IN EFI_MTFTP4_CONFIG_DATA *MtftpConfigData OPTIONAL\r
+ )\r
+; \r
+ \r
+ \r
+/**\r
+ Gets information about a file from an MTFTPv4 server.\r
+\r
+ @param This Pointer to the EFI_MTFTP4_PROTOCOL instance.\r
+ @param OverrideData Data that is used to override the existing parameters. If NULL,\r
+ the default parameters that were set in the\r
+ EFI_MTFTP4_PROTOCOL.Configure() function are used.\r
+ @param Filename Pointer to ASCIIZ file name string.\r
+ @param ModeStr Pointer to ASCIIZ mode string. If NULL, "octet" will be used.\r
+ @param OptionCount Number of option/value string pairs in OptionList.\r
+ @param OptionList Pointer to array of option/value string pairs. Ignored if\r
+ OptionCount is zero.\r
+ @param PacketLength The number of bytes in the returned packet.\r
+ @param Packet The pointer to the received packet. This buffer must be freed by\r
+ the caller.\r
+\r
+ @retval EFI_SUCCESS An MTFTPv4 OACK packet was received and is in the Buffer.\r
+ @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
+ @retval EFI_UNSUPPORTED One or more options in the OptionList are in the\r
+ unsupported list of structure EFI_MTFTP4_MODE_DATA.\r
+ @retval EFI_NOT_STARTED The EFI MTFTPv4 Protocol driver has not been started.\r
+ @retval EFI_NO_MAPPING When using a default address, configuration (DHCP, BOOTP,\r
+ RARP, etc.) has not finished yet.\r
+ @retval EFI_ACCESS_DENIED The previous operation has not completed yet.\r
+ @retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated.\r
+ @retval EFI_TFTP_ERROR An MTFTPv4 ERROR packet was received and is in the buffer.\r
+ @retval EFI_ICMP_ERROR An ICMP ERROR packet was received and is in the Buffer.\r
+ @retval EFI_PROTOCOL_ERROR An unexpected MTFTPv4 packet was received and is in the buffer.\r
+ @retval EFI_TIMEOUT No responses were received from the MTFTPv4 server.\r
+ @retval EFI_DEVICE_ERROR An unexpected network error or system error occurred.\r
+\r
+**/\r
+typedef \r
+EFI_STATUS \r
+(EFIAPI *EFI_MTFTP4_GET_INFO)(\r
+ IN EFI_MTFTP4_PROTOCOL *This,\r
+ IN EFI_MTFTP4_OVERRIDE_DATA *OverrideData OPTIONAL,\r
+ IN UINT8 *Filename,\r
+ IN UINT8 *ModeStr OPTIONAL,\r
+ IN UINT8 OptionCount,\r
+ IN EFI_MTFTP4_OPTION *OptionList,\r
+ OUT UINT32 *PacketLength,\r
+ OUT EFI_MTFTP4_PACKET **Packet OPTIONAL\r
+ )\r
+;\r
+\r
+/**\r
+ Parses the options in an MTFTPv4 OACK packet.\r
+\r
+ @param This Pointer to the EFI_MTFTP4_PROTOCOL instance.\r
+ @param PacketLen Length of the OACK packet to be parsed.\r
+ @param Packet Pointer to the OACK packet to be parsed.\r
+ @param OptionCount Pointer to the number of options in following OptionList.\r
+ @param OptionList Pointer to EFI_MTFTP4_OPTION storage. Call the EFI Boot\r
+ Service FreePool() to release each option if they are not\r
+ needed any more.\r
+\r
+ @retval EFI_SUCCESS The OACK packet was valid and the OptionCount and\r
+ OptionList parameters have been updated.\r
+ @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:\r
+ - PacketLen is 0.\r
+ - Packet is NULL or Packet is not a valid MTFTPv4 packet.\r
+ - OptionCount is NULL.\r
+ @retval EFI_NOT_FOUND No options were found in the OACK packet.\r
+ @retval EFI_OUT_OF_RESOURCES Storage for the OptionList array cannot be allocated.\r
+ @retval EFI_PROTOCOL_ERROR One or more of the option fields is invalid.\r
+\r
+**/\r
+typedef \r
+EFI_STATUS \r
+(EFIAPI *EFI_MTFTP4_PARSE_OPTIONS)(\r
+ IN EFI_MTFTP4_PROTOCOL *This,\r
+ IN UINT32 PacketLen,\r
+ IN EFI_MTFTP4_PACKET *Packet,\r
+ OUT UINT32 *OptionCount,\r
+ OUT EFI_MTFTP4_OPTION **OptionList OPTIONAL\r
+ )\r
+; \r
+\r
+\r
+/**\r
+ Downloads a file from an MTFTPv4 server.\r
+\r
+ @param This Pointer to the EFI_MTFTP4_PROTOCOL instance.\r
+ @param Token Pointer to the token structure to provide the parameters that are\r
+ used in this operation.\r
+\r
+ @retval EFI_SUCCESS The data file has been transferred successfully.\r
+ @retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated.\r
+ @retval EFI_BUFFER_TOO_SMALL BufferSize is not large enough to hold the downloaded data\r
+ in downloading process.\r
+ @retval EFI_ABORTED Current operation is aborted by user.\r
+ @retval EFI_ICMP_ERROR An ICMP ERROR packet was received.\r
+ @retval EFI_TIMEOUT No responses were received from the MTFTPv4 server.\r
+ @retval EFI_TFTP_ERROR An MTFTPv4 ERROR packet was received.\r
+ @retval EFI_DEVICE_ERROR An unexpected network error or system error occurred.\r
+\r
+**/\r
+typedef \r
+EFI_STATUS \r
+(EFIAPI *EFI_MTFTP4_READ_FILE)(\r
+ IN EFI_MTFTP4_PROTOCOL *This,\r
+ IN EFI_MTFTP4_TOKEN *Token\r
+ )\r
+; \r
+ \r
+\r
+\r
+/**\r
+ Sends a file to an MTFTPv4 server.\r
+\r
+ @param This Pointer to the EFI_MTFTP4_PROTOCOL instance.\r
+ @param Token Pointer to the token structure to provide the parameters that are\r
+ used in this operation.\r
+\r
+ @retval EFI_SUCCESS The upload session has started.\r
+ @retval EFI_UNSUPPORTED The operation is not supported by this implementation.\r
+ @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
+ @retval EFI_UNSUPPORTED One or more options in the Token.OptionList are in\r
+ the unsupported list of structure EFI_MTFTP4_MODE_DATA.\r
+ @retval EFI_NOT_STARTED The EFI MTFTPv4 Protocol driver has not been started.\r
+ @retval EFI_NO_MAPPING When using a default address, configuration (DHCP, BOOTP,\r
+ RARP, etc.) is not finished yet.\r
+ @retval EFI_ALREADY_STARTED This Token is already being used in another MTFTPv4 session.\r
+ @retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated.\r
+ @retval EFI_ACCESS_DENIED The previous operation has not completed yet.\r
+ @retval EFI_DEVICE_ERROR An unexpected network error or system error occurred.\r
+\r
+**/\r
+typedef \r
+EFI_STATUS \r
+(EFIAPI *EFI_MTFTP4_WRITE_FILE)(\r
+ IN EFI_MTFTP4_PROTOCOL *This,\r
+ IN EFI_MTFTP4_TOKEN *Token\r
+ )\r
+; \r
+ \r
+\r
+/**\r
+ Downloads a data file "directory" from an MTFTPv4 server. May be unsupported in some EFI\r
+ implementations. \r
+\r
+ @param This Pointer to the EFI_MTFTP4_PROTOCOL instance.\r
+ @param Token Pointer to the token structure to provide the parameters that are\r
+ used in this operation.\r
+\r
+ @retval EFI_SUCCESS The MTFTPv4 related file "directory" has been downloaded.\r
+ @retval EFI_UNSUPPORTED The operation is not supported by this implementation.\r
+ @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
+ @retval EFI_UNSUPPORTED One or more options in the Token.OptionList are in\r
+ the unsupported list of structure EFI_MTFTP4_MODE_DATA.\r
+ @retval EFI_NOT_STARTED The EFI MTFTPv4 Protocol driver has not been started.\r
+ @retval EFI_NO_MAPPING When using a default address, configuration (DHCP, BOOTP,\r
+ RARP, etc.) is not finished yet.\r
+ @retval EFI_ALREADY_STARTED This Token is already being used in another MTFTPv4 session.\r
+ @retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated.\r
+ @retval EFI_ACCESS_DENIED The previous operation has not completed yet.\r
+ @retval EFI_DEVICE_ERROR An unexpected network error or system error occurred.\r
+\r
+**/\r
+typedef \r
+EFI_STATUS \r
+(EFIAPI *EFI_MTFTP4_READ_DIRECTORY)(\r
+ IN EFI_MTFTP4_PROTOCOL *This,\r
+ IN EFI_MTFTP4_TOKEN *Token\r
+ )\r
+; \r
+\r
+/**\r
+ Polls for incoming data packets and processes outgoing data packets.\r
+\r
+ @param This Pointer to the EFI_MTFTP4_PROTOCOL instance.\r
+\r
+ @retval EFI_SUCCESS Incoming or outgoing data was processed.\r
+ @retval EFI_NOT_STARTED This EFI MTFTPv4 Protocol instance has not been started.\r
+ @retval EFI_NO_MAPPING When using a default address, configuration (DHCP, BOOTP,\r
+ RARP, etc.) is not finished yet.\r
+ @retval EFI_INVALID_PARAMETER This is NULL.\r
+ @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r
+ @retval EFI_TIMEOUT Data was dropped out of the transmit and/or receive queue.\r
+ Consider increasing the polling rate.\r
+\r
+**/\r
+typedef\r
+EFI_STATUS\r
+(EFIAPI *EFI_MTFTP4_POLL) (\r
+ IN EFI_MTFTP4_PROTOCOL *This\r
+ )\r
+; \r
+ \r
+ \r
+struct _EFI_MTFTP4_PROTOCOL {\r
+ EFI_MTFTP4_GET_MODE_DATA GetModeData;\r
+ EFI_MTFTP4_CONFIGURE Configure;\r
+ EFI_MTFTP4_GET_INFO GetInfo;\r
+ EFI_MTFTP4_PARSE_OPTIONS ParseOptions;\r
+ EFI_MTFTP4_READ_FILE ReadFile;\r
+ EFI_MTFTP4_WRITE_FILE WriteFile;\r
+ EFI_MTFTP4_READ_DIRECTORY ReadDirectory;\r
+ EFI_MTFTP4_POLL Poll;\r
+};\r
+\r
+struct _EFI_MTFTP4_TOKEN {\r
+ OUT EFI_STATUS Status;\r
+ IN EFI_EVENT Event;\r
+ IN EFI_MTFTP4_OVERRIDE_DATA *OverrideData;\r
+ IN UINT8 *Filename;\r
+ IN UINT8 *ModeStr;\r
+ IN UINT32 OptionCount;\r
+ IN EFI_MTFTP4_OPTION *OptionList;\r
+ IN OUT UINT64 BufferSize;\r
+ IN OUT VOID *Buffer;\r
+ IN EFI_MTFTP4_CHECK_PACKET CheckPacket;\r
+ IN EFI_MTFTP4_TIMEOUT_CALLBACK TimeoutCallback;\r
+ IN EFI_MTFTP4_PACKET_NEEDED PacketNeeded;\r
+};\r
+\r
+extern EFI_GUID gEfiMtftp4ServiceBindingProtocolGuid;\r
+extern EFI_GUID gEfiMtftp4ProtocolGuid; \r
+\r
+#endif\r
+\r
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