X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Froms%2Fipxe%2Fsrc%2Finclude%2Fipxe%2Fefi%2FProtocol%2FSimpleNetwork.h;fp=qemu%2Froms%2Fipxe%2Fsrc%2Finclude%2Fipxe%2Fefi%2FProtocol%2FSimpleNetwork.h;h=2b521a9de8c50371e78ac0ea0c6c8febdd5894f5;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git diff --git a/qemu/roms/ipxe/src/include/ipxe/efi/Protocol/SimpleNetwork.h b/qemu/roms/ipxe/src/include/ipxe/efi/Protocol/SimpleNetwork.h new file mode 100644 index 000000000..2b521a9de --- /dev/null +++ b/qemu/roms/ipxe/src/include/ipxe/efi/Protocol/SimpleNetwork.h @@ -0,0 +1,664 @@ +/** @file + The EFI_SIMPLE_NETWORK_PROTOCOL provides services to initialize a network interface, + transmit packets, receive packets, and close a network interface. + + Basic network device abstraction. + + Rx - Received + Tx - Transmit + MCast - MultiCast + ... + +Copyright (c) 2006 - 2010, 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 that 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. + + @par Revision Reference: + This Protocol is introduced in EFI Specification 1.10. + +**/ + +#ifndef __SIMPLE_NETWORK_H__ +#define __SIMPLE_NETWORK_H__ + +FILE_LICENCE ( BSD3 ); + +#define EFI_SIMPLE_NETWORK_PROTOCOL_GUID \ + { \ + 0xA19832B9, 0xAC25, 0x11D3, {0x9A, 0x2D, 0x00, 0x90, 0x27, 0x3F, 0xC1, 0x4D } \ + } + +typedef struct _EFI_SIMPLE_NETWORK_PROTOCOL EFI_SIMPLE_NETWORK_PROTOCOL; + + +/// +/// Protocol defined in EFI1.1. +/// +typedef EFI_SIMPLE_NETWORK_PROTOCOL EFI_SIMPLE_NETWORK; + +/// +/// Simple Network Protocol data structures. +/// +typedef struct { + /// + /// Total number of frames received. Includes frames with errors and + /// dropped frames. + /// + UINT64 RxTotalFrames; + + /// + /// Number of valid frames received and copied into receive buffers. + /// + UINT64 RxGoodFrames; + + /// + /// Number of frames below the minimum length for the media. + /// This would be <64 for ethernet. + /// + UINT64 RxUndersizeFrames; + + /// + /// Number of frames longer than the maxminum length for the + /// media. This would be >1500 for ethernet. + /// + UINT64 RxOversizeFrames; + + /// + /// Valid frames that were dropped because receive buffers were full. + /// + UINT64 RxDroppedFrames; + + /// + /// Number of valid unicast frames received and not dropped. + /// + UINT64 RxUnicastFrames; + + /// + /// Number of valid broadcast frames received and not dropped. + /// + UINT64 RxBroadcastFrames; + + /// + /// Number of valid mutlicast frames received and not dropped. + /// + UINT64 RxMulticastFrames; + + /// + /// Number of frames w/ CRC or alignment errors. + /// + UINT64 RxCrcErrorFrames; + + /// + /// Total number of bytes received. Includes frames with errors + /// and dropped frames. + // + UINT64 RxTotalBytes; + + /// + /// Transmit statistics. + /// + UINT64 TxTotalFrames; + UINT64 TxGoodFrames; + UINT64 TxUndersizeFrames; + UINT64 TxOversizeFrames; + UINT64 TxDroppedFrames; + UINT64 TxUnicastFrames; + UINT64 TxBroadcastFrames; + UINT64 TxMulticastFrames; + UINT64 TxCrcErrorFrames; + UINT64 TxTotalBytes; + + /// + /// Number of collisions detection on this subnet. + /// + UINT64 Collisions; + + /// + /// Number of frames destined for unsupported protocol. + /// + UINT64 UnsupportedProtocol; + +} EFI_NETWORK_STATISTICS; + +/// +/// The state of the network interface. +/// When an EFI_SIMPLE_NETWORK_PROTOCOL driver initializes a +/// network interface, the network interface is left in the EfiSimpleNetworkStopped state. +/// +typedef enum { + EfiSimpleNetworkStopped, + EfiSimpleNetworkStarted, + EfiSimpleNetworkInitialized, + EfiSimpleNetworkMaxState +} EFI_SIMPLE_NETWORK_STATE; + +#define EFI_SIMPLE_NETWORK_RECEIVE_UNICAST 0x01 +#define EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST 0x02 +#define EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST 0x04 +#define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS 0x08 +#define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST 0x10 + +#define EFI_SIMPLE_NETWORK_RECEIVE_INTERRUPT 0x01 +#define EFI_SIMPLE_NETWORK_TRANSMIT_INTERRUPT 0x02 +#define EFI_SIMPLE_NETWORK_COMMAND_INTERRUPT 0x04 +#define EFI_SIMPLE_NETWORK_SOFTWARE_INTERRUPT 0x08 + +#define MAX_MCAST_FILTER_CNT 16 +typedef struct { + /// + /// Reports the current state of the network interface. + /// + UINT32 State; + /// + /// The size, in bytes, of the network interface's HW address. + /// + UINT32 HwAddressSize; + /// + /// The size, in bytes, of the network interface's media header. + /// + UINT32 MediaHeaderSize; + /// + /// The maximum size, in bytes, of the packets supported by the network interface. + /// + UINT32 MaxPacketSize; + /// + /// The size, in bytes, of the NVRAM device attached to the network interface. + /// + UINT32 NvRamSize; + /// + /// The size that must be used for all NVRAM reads and writes. The + /// start address for NVRAM read and write operations and the total + /// length of those operations, must be a multiple of this value. The + /// legal values for this field are 0, 1, 2, 4, and 8. + /// + UINT32 NvRamAccessSize; + /// + /// The multicast receive filter settings supported by the network interface. + /// + UINT32 ReceiveFilterMask; + /// + /// The current multicast receive filter settings. + /// + UINT32 ReceiveFilterSetting; + /// + /// The maximum number of multicast address receive filters supported by the driver. + /// + UINT32 MaxMCastFilterCount; + /// + /// The current number of multicast address receive filters. + /// + UINT32 MCastFilterCount; + /// + /// Array containing the addresses of the current multicast address receive filters. + /// + EFI_MAC_ADDRESS MCastFilter[MAX_MCAST_FILTER_CNT]; + /// + /// The current HW MAC address for the network interface. + /// + EFI_MAC_ADDRESS CurrentAddress; + /// + /// The current HW MAC address for broadcast packets. + /// + EFI_MAC_ADDRESS BroadcastAddress; + /// + /// The permanent HW MAC address for the network interface. + /// + EFI_MAC_ADDRESS PermanentAddress; + /// + /// The interface type of the network interface. + /// + UINT8 IfType; + /// + /// TRUE if the HW MAC address can be changed. + /// + BOOLEAN MacAddressChangeable; + /// + /// TRUE if the network interface can transmit more than one packet at a time. + /// + BOOLEAN MultipleTxSupported; + /// + /// TRUE if the presence of media can be determined; otherwise FALSE. + /// + BOOLEAN MediaPresentSupported; + /// + /// TRUE if media are connected to the network interface; otherwise FALSE. + /// + BOOLEAN MediaPresent; +} EFI_SIMPLE_NETWORK_MODE; + +// +// Protocol Member Functions +// +/** + Changes the state of a network interface from "stopped" to "started". + + @param This Protocol instance pointer. + + @retval EFI_SUCCESS The network interface was started. + @retval EFI_ALREADY_STARTED The network interface is already in the started state. + @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_UNSUPPORTED This function is not supported by the network interface. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SIMPLE_NETWORK_START)( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This + ); + +/** + Changes the state of a network interface from "started" to "stopped". + + @param This Protocol instance pointer. + + @retval EFI_SUCCESS The network interface was stopped. + @retval EFI_ALREADY_STARTED The network interface is already in the stopped state. + @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_UNSUPPORTED This function is not supported by the network interface. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SIMPLE_NETWORK_STOP)( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This + ); + +/** + Resets a network adapter and allocates the transmit and receive buffers + required by the network interface; optionally, also requests allocation + of additional transmit and receive buffers. + + @param This The protocol instance pointer. + @param ExtraRxBufferSize The size, in bytes, of the extra receive buffer space + that the driver should allocate for the network interface. + Some network interfaces will not be able to use the extra + buffer, and the caller will not know if it is actually + being used. + @param ExtraTxBufferSize The size, in bytes, of the extra transmit buffer space + that the driver should allocate for the network interface. + Some network interfaces will not be able to use the extra + buffer, and the caller will not know if it is actually + being used. + + @retval EFI_SUCCESS The network interface was initialized. + @retval EFI_NOT_STARTED The network interface has not been started. + @retval EFI_OUT_OF_RESOURCES There was not enough memory for the transmit and + receive buffers. + @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_UNSUPPORTED This function is not supported by the network interface. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SIMPLE_NETWORK_INITIALIZE)( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + IN UINTN ExtraRxBufferSize OPTIONAL, + IN UINTN ExtraTxBufferSize OPTIONAL + ); + +/** + Resets a network adapter and re-initializes it with the parameters that were + provided in the previous call to Initialize(). + + @param This The protocol instance pointer. + @param ExtendedVerification Indicates that the driver may perform a more + exhaustive verification operation of the device + during reset. + + @retval EFI_SUCCESS The network interface was reset. + @retval EFI_NOT_STARTED The network interface has not been started. + @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_UNSUPPORTED This function is not supported by the network interface. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SIMPLE_NETWORK_RESET)( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + IN BOOLEAN ExtendedVerification + ); + +/** + Resets a network adapter and leaves it in a state that is safe for + another driver to initialize. + + @param This Protocol instance pointer. + + @retval EFI_SUCCESS The network interface was shutdown. + @retval EFI_NOT_STARTED The network interface has not been started. + @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_UNSUPPORTED This function is not supported by the network interface. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SIMPLE_NETWORK_SHUTDOWN)( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This + ); + +/** + Manages the multicast receive filters of a network interface. + + @param This The protocol instance pointer. + @param Enable A bit mask of receive filters to enable on the network interface. + @param Disable A bit mask of receive filters to disable on the network interface. + @param ResetMCastFilter Set to TRUE to reset the contents of the multicast receive + filters on the network interface to their default values. + @param McastFilterCnt Number of multicast HW MAC addresses in the new + MCastFilter list. This value must be less than or equal to + the MCastFilterCnt field of EFI_SIMPLE_NETWORK_MODE. This + field is optional if ResetMCastFilter is TRUE. + @param MCastFilter A pointer to a list of new multicast receive filter HW MAC + addresses. This list will replace any existing multicast + HW MAC address list. This field is optional if + ResetMCastFilter is TRUE. + + @retval EFI_SUCCESS The multicast receive filter list was updated. + @retval EFI_NOT_STARTED The network interface has not been started. + @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_UNSUPPORTED This function is not supported by the network interface. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SIMPLE_NETWORK_RECEIVE_FILTERS)( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + IN UINT32 Enable, + IN UINT32 Disable, + IN BOOLEAN ResetMCastFilter, + IN UINTN MCastFilterCnt OPTIONAL, + IN EFI_MAC_ADDRESS *MCastFilter OPTIONAL + ); + +/** + Modifies or resets the current station address, if supported. + + @param This The protocol instance pointer. + @param Reset Flag used to reset the station address to the network interfaces + permanent address. + @param New The new station address to be used for the network interface. + + @retval EFI_SUCCESS The network interfaces station address was updated. + @retval EFI_NOT_STARTED The network interface has not been started. + @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_UNSUPPORTED This function is not supported by the network interface. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SIMPLE_NETWORK_STATION_ADDRESS)( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + IN BOOLEAN Reset, + IN EFI_MAC_ADDRESS *New OPTIONAL + ); + +/** + Resets or collects the statistics on a network interface. + + @param This Protocol instance pointer. + @param Reset Set to TRUE to reset the statistics for the network interface. + @param StatisticsSize On input the size, in bytes, of StatisticsTable. On + output the size, in bytes, of the resulting table of + statistics. + @param StatisticsTable A pointer to the EFI_NETWORK_STATISTICS structure that + contains the statistics. + + @retval EFI_SUCCESS The statistics were collected from the network interface. + @retval EFI_NOT_STARTED The network interface has not been started. + @retval EFI_BUFFER_TOO_SMALL The Statistics buffer was too small. The current buffer + size needed to hold the statistics is returned in + StatisticsSize. + @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_UNSUPPORTED This function is not supported by the network interface. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SIMPLE_NETWORK_STATISTICS)( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + IN BOOLEAN Reset, + IN OUT UINTN *StatisticsSize OPTIONAL, + OUT EFI_NETWORK_STATISTICS *StatisticsTable OPTIONAL + ); + +/** + Converts a multicast IP address to a multicast HW MAC address. + + @param This The protocol instance pointer. + @param IPv6 Set to TRUE if the multicast IP address is IPv6 [RFC 2460]. Set + to FALSE if the multicast IP address is IPv4 [RFC 791]. + @param IP The multicast IP address that is to be converted to a multicast + HW MAC address. + @param MAC The multicast HW MAC address that is to be generated from IP. + + @retval EFI_SUCCESS The multicast IP address was mapped to the multicast + HW MAC address. + @retval EFI_NOT_STARTED The network interface has not been started. + @retval EFI_BUFFER_TOO_SMALL The Statistics buffer was too small. The current buffer + size needed to hold the statistics is returned in + StatisticsSize. + @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_UNSUPPORTED This function is not supported by the network interface. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SIMPLE_NETWORK_MCAST_IP_TO_MAC)( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + IN BOOLEAN IPv6, + IN EFI_IP_ADDRESS *IP, + OUT EFI_MAC_ADDRESS *MAC + ); + +/** + Performs read and write operations on the NVRAM device attached to a + network interface. + + @param This The protocol instance pointer. + @param ReadWrite TRUE for read operations, FALSE for write operations. + @param Offset Byte offset in the NVRAM device at which to start the read or + write operation. This must be a multiple of NvRamAccessSize and + less than NvRamSize. + @param BufferSize The number of bytes to read or write from the NVRAM device. + This must also be a multiple of NvramAccessSize. + @param Buffer A pointer to the data buffer. + + @retval EFI_SUCCESS The NVRAM access was performed. + @retval EFI_NOT_STARTED The network interface has not been started. + @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_UNSUPPORTED This function is not supported by the network interface. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SIMPLE_NETWORK_NVDATA)( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + IN BOOLEAN ReadWrite, + IN UINTN Offset, + IN UINTN BufferSize, + IN OUT VOID *Buffer + ); + +/** + Reads the current interrupt status and recycled transmit buffer status from + a network interface. + + @param This The protocol instance pointer. + @param InterruptStatus A pointer to the bit mask of the currently active interrupts + If this is NULL, the interrupt status will not be read from + the device. If this is not NULL, the interrupt status will + be read from the device. When the interrupt status is read, + it will also be cleared. Clearing the transmit interrupt + does not empty the recycled transmit buffer array. + @param TxBuf Recycled transmit buffer address. The network interface will + not transmit if its internal recycled transmit buffer array + is full. Reading the transmit buffer does not clear the + transmit interrupt. If this is NULL, then the transmit buffer + status will not be read. If there are no transmit buffers to + recycle and TxBuf is not NULL, * TxBuf will be set to NULL. + + @retval EFI_SUCCESS The status of the network interface was retrieved. + @retval EFI_NOT_STARTED The network interface has not been started. + @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_UNSUPPORTED This function is not supported by the network interface. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SIMPLE_NETWORK_GET_STATUS)( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + OUT UINT32 *InterruptStatus OPTIONAL, + OUT VOID **TxBuf OPTIONAL + ); + +/** + Places a packet in the transmit queue of a network interface. + + @param This The protocol instance pointer. + @param HeaderSize The size, in bytes, of the media header to be filled in by + the Transmit() function. If HeaderSize is non-zero, then it + must be equal to This->Mode->MediaHeaderSize and the DestAddr + and Protocol parameters must not be NULL. + @param BufferSize The size, in bytes, of the entire packet (media header and + data) to be transmitted through the network interface. + @param Buffer A pointer to the packet (media header followed by data) to be + transmitted. This parameter cannot be NULL. If HeaderSize is zero, + then the media header in Buffer must already be filled in by the + caller. If HeaderSize is non-zero, then the media header will be + filled in by the Transmit() function. + @param SrcAddr The source HW MAC address. If HeaderSize is zero, then this parameter + is ignored. If HeaderSize is non-zero and SrcAddr is NULL, then + This->Mode->CurrentAddress is used for the source HW MAC address. + @param DestAddr The destination HW MAC address. If HeaderSize is zero, then this + parameter is ignored. + @param Protocol The type of header to build. If HeaderSize is zero, then this + parameter is ignored. See RFC 1700, section "Ether Types", for + examples. + + @retval EFI_SUCCESS The packet was placed on the transmit queue. + @retval EFI_NOT_STARTED The network interface has not been started. + @retval EFI_NOT_READY The network interface is too busy to accept this transmit request. + @retval EFI_BUFFER_TOO_SMALL The BufferSize parameter is too small. + @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_UNSUPPORTED This function is not supported by the network interface. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SIMPLE_NETWORK_TRANSMIT)( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + IN UINTN HeaderSize, + IN UINTN BufferSize, + IN VOID *Buffer, + IN EFI_MAC_ADDRESS *SrcAddr OPTIONAL, + IN EFI_MAC_ADDRESS *DestAddr OPTIONAL, + IN UINT16 *Protocol OPTIONAL + ); + +/** + Receives a packet from a network interface. + + @param This The protocol instance pointer. + @param HeaderSize The size, in bytes, of the media header received on the network + interface. If this parameter is NULL, then the media header size + will not be returned. + @param BufferSize On entry, the size, in bytes, of Buffer. On exit, the size, in + bytes, of the packet that was received on the network interface. + @param Buffer A pointer to the data buffer to receive both the media header and + the data. + @param SrcAddr The source HW MAC address. If this parameter is NULL, the + HW MAC source address will not be extracted from the media + header. + @param DestAddr The destination HW MAC address. If this parameter is NULL, + the HW MAC destination address will not be extracted from the + media header. + @param Protocol The media header type. If this parameter is NULL, then the + protocol will not be extracted from the media header. See + RFC 1700 section "Ether Types" for examples. + + @retval EFI_SUCCESS The received data was stored in Buffer, and BufferSize has + been updated to the number of bytes received. + @retval EFI_NOT_STARTED The network interface has not been started. + @retval EFI_NOT_READY The network interface is too busy to accept this transmit + request. + @retval EFI_BUFFER_TOO_SMALL The BufferSize parameter is too small. + @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_UNSUPPORTED This function is not supported by the network interface. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SIMPLE_NETWORK_RECEIVE)( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + OUT UINTN *HeaderSize OPTIONAL, + IN OUT UINTN *BufferSize, + OUT VOID *Buffer, + OUT EFI_MAC_ADDRESS *SrcAddr OPTIONAL, + OUT EFI_MAC_ADDRESS *DestAddr OPTIONAL, + OUT UINT16 *Protocol OPTIONAL + ); + +#define EFI_SIMPLE_NETWORK_PROTOCOL_REVISION 0x00010000 + +// +// Revision defined in EFI1.1 +// +#define EFI_SIMPLE_NETWORK_INTERFACE_REVISION EFI_SIMPLE_NETWORK_PROTOCOL_REVISION + +/// +/// The EFI_SIMPLE_NETWORK_PROTOCOL protocol is used to initialize access +/// to a network adapter. Once the network adapter initializes, +/// the EFI_SIMPLE_NETWORK_PROTOCOL protocol provides services that +/// allow packets to be transmitted and received. +/// +struct _EFI_SIMPLE_NETWORK_PROTOCOL { + /// + /// Revision of the EFI_SIMPLE_NETWORK_PROTOCOL. All future revisions must + /// be backwards compatible. If a future version is not backwards compatible + /// it is not the same GUID. + /// + UINT64 Revision; + EFI_SIMPLE_NETWORK_START Start; + EFI_SIMPLE_NETWORK_STOP Stop; + EFI_SIMPLE_NETWORK_INITIALIZE Initialize; + EFI_SIMPLE_NETWORK_RESET Reset; + EFI_SIMPLE_NETWORK_SHUTDOWN Shutdown; + EFI_SIMPLE_NETWORK_RECEIVE_FILTERS ReceiveFilters; + EFI_SIMPLE_NETWORK_STATION_ADDRESS StationAddress; + EFI_SIMPLE_NETWORK_STATISTICS Statistics; + EFI_SIMPLE_NETWORK_MCAST_IP_TO_MAC MCastIpToMac; + EFI_SIMPLE_NETWORK_NVDATA NvData; + EFI_SIMPLE_NETWORK_GET_STATUS GetStatus; + EFI_SIMPLE_NETWORK_TRANSMIT Transmit; + EFI_SIMPLE_NETWORK_RECEIVE Receive; + /// + /// Event used with WaitForEvent() to wait for a packet to be received. + /// + EFI_EVENT WaitForPacket; + /// + /// Pointer to the EFI_SIMPLE_NETWORK_MODE data for the device. + /// + EFI_SIMPLE_NETWORK_MODE *Mode; +}; + +extern EFI_GUID gEfiSimpleNetworkProtocolGuid; + +#endif