\r
EFI_DRIVER_BINDING_PROTOCOL gUnixSnpDriverBinding =\r
{\r
- UnixSnpDriverBindingSupported,\r
- UnixSnpDriverBindingStart,\r
- UnixSnpDriverBindingStop,\r
- 0xA,\r
- NULL,\r
- NULL\r
+ UnixSnpDriverBindingSupported,\r
+ UnixSnpDriverBindingStart,\r
+ UnixSnpDriverBindingStop,\r
+ 0xA,\r
+ NULL,\r
+ NULL\r
};\r
\r
/**\r
EFI_STATUS\r
EFIAPI\r
UnixSnpStart(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This\r
- );\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This\r
+ );\r
\r
/**\r
Changes the state of a network interface from "started" to "stopped".\r
EFI_STATUS\r
EFIAPI\r
UnixSnpStop(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This\r
- );\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This\r
+ );\r
\r
/**\r
Resets a network adapter and allocates the transmit and receive buffers \r
EFI_STATUS\r
EFIAPI\r
UnixSnpInitialize(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN UINTN ExtraRxBufferSize OPTIONAL,\r
- IN UINTN ExtraTxBufferSize OPTIONAL\r
- );\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN UINTN ExtraRxBufferSize OPTIONAL,\r
+ IN UINTN ExtraTxBufferSize OPTIONAL\r
+ );\r
\r
/**\r
Resets a network adapter and re-initializes it with the parameters that were \r
EFI_STATUS\r
EFIAPI\r
UnixSnpReset(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN BOOLEAN ExtendedVerification\r
- );\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN BOOLEAN ExtendedVerification\r
+ );\r
\r
/**\r
Resets a network adapter and leaves it in a state that is safe for \r
EFI_STATUS\r
EFIAPI\r
UnixSnpShutdown(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This\r
- );\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This\r
+ );\r
\r
/**\r
Manages the multicast receive filters of a network interface.\r
EFI_STATUS\r
EFIAPI\r
UnixSnpReceiveFilters(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN UINT32 EnableBits,\r
- IN UINT32 DisableBits,\r
- IN BOOLEAN ResetMcastFilter,\r
- IN UINTN McastFilterCount OPTIONAL,\r
- IN EFI_MAC_ADDRESS* McastFilter OPTIONAL\r
- );\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN UINT32 EnableBits,\r
+ IN UINT32 DisableBits,\r
+ IN BOOLEAN ResetMcastFilter,\r
+ IN UINTN McastFilterCount OPTIONAL,\r
+ IN EFI_MAC_ADDRESS* McastFilter OPTIONAL\r
+ );\r
\r
/**\r
Modifies or resets the current station address, if supported.\r
EFI_STATUS\r
EFIAPI\r
UnixSnpStationAddress(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN BOOLEAN Reset,\r
- IN EFI_MAC_ADDRESS* NewMacAddr OPTIONAL\r
- );\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN BOOLEAN Reset,\r
+ IN EFI_MAC_ADDRESS* NewMacAddr OPTIONAL\r
+ );\r
\r
/**\r
Resets or collects the statistics on a network interface.\r
EFI_STATUS\r
EFIAPI\r
UnixSnpStatistics(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN BOOLEAN Reset,\r
- IN OUT UINTN* StatisticsSize OPTIONAL,\r
- OUT EFI_NETWORK_STATISTICS* StatisticsTable OPTIONAL\r
- );\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN BOOLEAN Reset,\r
+ IN OUT UINTN* StatisticsSize OPTIONAL,\r
+ OUT EFI_NETWORK_STATISTICS* StatisticsTable OPTIONAL\r
+ );\r
\r
/**\r
Converts a multicast IP address to a multicast HW MAC address.\r
EFI_STATUS\r
EFIAPI\r
UnixSnpMcastIptoMac(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN BOOLEAN Ipv6,\r
- IN EFI_IP_ADDRESS* Ip,\r
- OUT EFI_MAC_ADDRESS* Mac\r
- );\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN BOOLEAN Ipv6,\r
+ IN EFI_IP_ADDRESS* Ip,\r
+ OUT EFI_MAC_ADDRESS* Mac\r
+ );\r
\r
/**\r
Performs read and write operations on the NVRAM device attached to a \r
EFI_STATUS\r
EFIAPI\r
UnixSnpNvdata(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN BOOLEAN ReadOrWrite,\r
- IN UINTN Offset,\r
- IN UINTN BufferSize,\r
- IN OUT VOID* Buffer\r
- );\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN BOOLEAN ReadOrWrite,\r
+ IN UINTN Offset,\r
+ IN UINTN BufferSize,\r
+ IN OUT VOID* Buffer\r
+ );\r
\r
/**\r
Reads the current interrupt status and recycled transmit buffer status from \r
EFI_STATUS\r
EFIAPI\r
UnixSnpGetStatus(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- OUT UINT32* InterruptStatus,\r
- OUT VOID** TxBuffer\r
- );\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ OUT UINT32* InterruptStatus,\r
+ OUT VOID** TxBuffer\r
+ );\r
\r
/**\r
Places a packet in the transmit queue of a network interface.\r
EFI_STATUS\r
EFIAPI\r
UnixSnpTransmit(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN UINTN HeaderSize,\r
- IN UINTN BufferSize,\r
- IN VOID* Buffer,\r
- IN EFI_MAC_ADDRESS* SrcAddr OPTIONAL,\r
- IN EFI_MAC_ADDRESS* DestAddr OPTIONAL,\r
- IN UINT16* Protocol OPTIONAL\r
- );\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN UINTN HeaderSize,\r
+ IN UINTN BufferSize,\r
+ IN VOID* Buffer,\r
+ IN EFI_MAC_ADDRESS* SrcAddr OPTIONAL,\r
+ IN EFI_MAC_ADDRESS* DestAddr OPTIONAL,\r
+ IN UINT16* Protocol OPTIONAL\r
+ );\r
\r
/**\r
Receives a packet from a network interface.\r
EFI_STATUS\r
EFIAPI\r
UnixSnpReceive(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- OUT UINTN* HeaderSize OPTIONAL,\r
- IN OUT UINTN* BuffSize,\r
- OUT VOID* Buffer,\r
- OUT EFI_MAC_ADDRESS* SourceAddr OPTIONAL,\r
- OUT EFI_MAC_ADDRESS* DestinationAddr OPTIONAL,\r
- OUT UINT16* Protocol OPTIONAL\r
- );\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ OUT UINTN* HeaderSize OPTIONAL,\r
+ IN OUT UINTN* BuffSize,\r
+ OUT VOID* Buffer,\r
+ OUT EFI_MAC_ADDRESS* SourceAddr OPTIONAL,\r
+ OUT EFI_MAC_ADDRESS* DestinationAddr OPTIONAL,\r
+ OUT UINT16* Protocol OPTIONAL\r
+ );\r
\r
VOID\r
EFIAPI\r
UnixSnpWaitForPacketNotify(\r
- IN EFI_EVENT Event,\r
- IN VOID* Private\r
- );\r
+ IN EFI_EVENT Event,\r
+ IN VOID* Private\r
+ );\r
\r
//\r
// Strange, but there doesn't appear to be any structure for the Ethernet header in edk2...\r
\r
typedef struct\r
{\r
- UINT8 DstAddr[ NET_ETHER_ADDR_LEN ];\r
- UINT8 SrcAddr[ NET_ETHER_ADDR_LEN ];\r
- UINT16 Type;\r
+ UINT8 DstAddr[ NET_ETHER_ADDR_LEN ];\r
+ UINT8 SrcAddr[ NET_ETHER_ADDR_LEN ];\r
+ UINT16 Type;\r
} EthernetHeader;\r
\r
UNIX_SNP_PRIVATE_DATA gUnixSnpPrivateTemplate =\r
{\r
- UNIX_SNP_PRIVATE_DATA_SIGNATURE, // Signature\r
- NULL, // UnixThunk\r
- NULL, // DeviceHandle\r
- NULL, // DevicePath\r
- { 0 }, // MacAddress\r
- NULL, // InterfaceName\r
- 0, // ReadBufferSize\r
- NULL, // ReadBuffer\r
- NULL, // CurrentReadPointer\r
- NULL, // EndReadPointer\r
- 0, // BpfFd\r
- { // Snp\r
- EFI_SIMPLE_NETWORK_PROTOCOL_REVISION, // Revision\r
- UnixSnpStart, // Start\r
- UnixSnpStop, // Stop\r
- UnixSnpInitialize, // Initialize\r
- UnixSnpReset, // Reset\r
- UnixSnpShutdown, // Shutdown\r
- UnixSnpReceiveFilters, // ReceiveFilters\r
- UnixSnpStationAddress, // StationAddress\r
- UnixSnpStatistics, // Statistics\r
- UnixSnpMcastIptoMac, // MCastIpToMac\r
- UnixSnpNvdata, // NvData\r
- UnixSnpGetStatus, // GetStatus\r
- UnixSnpTransmit, // Transmit\r
- UnixSnpReceive, // Receive\r
- NULL, // WaitForPacket\r
- NULL // Mode\r
- },\r
- { // Mode\r
- EfiSimpleNetworkStopped, // State\r
- NET_ETHER_ADDR_LEN, // HwAddressSize\r
- NET_ETHER_HEADER_SIZE, // MediaHeaderSize\r
- 1500, // MaxPacketSize\r
- 0, // NvRamSize\r
- 0, // NvRamAccessSize\r
- 0, // ReceiveFilterMask\r
- 0, // ReceiveFilterSetting\r
- MAX_MCAST_FILTER_CNT, // MaxMCastFilterCount\r
- 0, // MCastFilterCount\r
- {\r
- 0\r
- }, // MCastFilter\r
- {\r
- 0\r
- }, // CurrentAddress\r
- {\r
- 0\r
- }, // BroadcastAddress\r
- {\r
- 0\r
- }, // PermanentAddress\r
- NET_IFTYPE_ETHERNET, // IfType\r
- FALSE, // MacAddressChangeable\r
- FALSE, // MultipleTxSupported\r
- FALSE, // MediaPresentSupported\r
- TRUE // MediaPresent\r
- }\r
+ UNIX_SNP_PRIVATE_DATA_SIGNATURE, // Signature\r
+ NULL, // UnixThunk\r
+ NULL, // DeviceHandle\r
+ NULL, // DevicePath\r
+ { 0 }, // MacAddress\r
+ NULL, // InterfaceName\r
+ 0, // ReadBufferSize\r
+ NULL, // ReadBuffer\r
+ NULL, // CurrentReadPointer\r
+ NULL, // EndReadPointer\r
+ 0, // BpfFd\r
+ { // Snp\r
+ EFI_SIMPLE_NETWORK_PROTOCOL_REVISION, // Revision\r
+ UnixSnpStart, // Start\r
+ UnixSnpStop, // Stop\r
+ UnixSnpInitialize, // Initialize\r
+ UnixSnpReset, // Reset\r
+ UnixSnpShutdown, // Shutdown\r
+ UnixSnpReceiveFilters, // ReceiveFilters\r
+ UnixSnpStationAddress, // StationAddress\r
+ UnixSnpStatistics, // Statistics\r
+ UnixSnpMcastIptoMac, // MCastIpToMac\r
+ UnixSnpNvdata, // NvData\r
+ UnixSnpGetStatus, // GetStatus\r
+ UnixSnpTransmit, // Transmit\r
+ UnixSnpReceive, // Receive\r
+ NULL, // WaitForPacket\r
+ NULL // Mode\r
+ },\r
+ { // Mode\r
+ EfiSimpleNetworkStopped, // State\r
+ NET_ETHER_ADDR_LEN, // HwAddressSize\r
+ NET_ETHER_HEADER_SIZE, // MediaHeaderSize\r
+ 1500, // MaxPacketSize\r
+ 0, // NvRamSize\r
+ 0, // NvRamAccessSize\r
+ 0, // ReceiveFilterMask\r
+ 0, // ReceiveFilterSetting\r
+ MAX_MCAST_FILTER_CNT, // MaxMCastFilterCount\r
+ 0, // MCastFilterCount\r
+ {\r
+ 0\r
+ }, // MCastFilter\r
+ {\r
+ 0\r
+ }, // CurrentAddress\r
+ {\r
+ 0\r
+ }, // BroadcastAddress\r
+ {\r
+ 0\r
+ }, // PermanentAddress\r
+ NET_IFTYPE_ETHERNET, // IfType\r
+ FALSE, // MacAddressChangeable\r
+ FALSE, // MultipleTxSupported\r
+ FALSE, // MediaPresentSupported\r
+ TRUE // MediaPresent\r
+ }\r
};\r
\r
STATIC EFI_STATUS\r
GetInterfaceMacAddr(\r
- IN UNIX_SNP_PRIVATE_DATA* Private,\r
- IN EFI_UNIX_IO_PROTOCOL* UnixIo\r
- )\r
+ IN UNIX_SNP_PRIVATE_DATA* Private,\r
+ IN EFI_UNIX_IO_PROTOCOL* UnixIo\r
+ )\r
{\r
- struct ifaddrs* IfAddrs;\r
- struct ifaddrs* If;\r
- struct sockaddr_dl* IfSdl;\r
- EFI_STATUS Status;\r
- INTN Result;\r
-\r
- Result = UnixIo->UnixThunk->GetIfAddrs( &IfAddrs );\r
- if ( Result != 0 )\r
- {\r
- return( EFI_UNSUPPORTED );\r
- }\r
-\r
- //\r
- // Convert the interface name to ASCII so we can find it.\r
- //\r
- Private->InterfaceName = AllocateZeroPool( StrLen( UnixIo->EnvString ) );\r
-\r
- if ( !Private->InterfaceName )\r
- {\r
- Status = EFI_OUT_OF_RESOURCES;\r
- goto Exit;\r
- }\r
-\r
- UnicodeStrToAsciiStr( UnixIo->EnvString, Private->InterfaceName );\r
-\r
- If = IfAddrs;\r
-\r
- while ( If != NULL )\r
- {\r
- IfSdl = ( struct sockaddr_dl * ) If->ifa_addr;\r
-\r
- if ( IfSdl->sdl_family == AF_LINK )\r
- {\r
- if ( !AsciiStrCmp( Private->InterfaceName, If->ifa_name ) )\r
- {\r
- CopyMem( &Private->MacAddress, LLADDR( IfSdl ), NET_ETHER_ADDR_LEN );\r
-\r
- Status = EFI_SUCCESS;\r
- break;\r
- }\r
- }\r
-\r
- If = If->ifa_next;\r
- }\r
+ struct ifaddrs* IfAddrs;\r
+ struct ifaddrs* If;\r
+ struct sockaddr_dl* IfSdl;\r
+ EFI_STATUS Status;\r
+ INTN Result;\r
+\r
+ Result = UnixIo->UnixThunk->GetIfAddrs( &IfAddrs );\r
+ if ( Result != 0 )\r
+ {\r
+ return( EFI_UNSUPPORTED );\r
+ }\r
+\r
+ //\r
+ // Convert the interface name to ASCII so we can find it.\r
+ //\r
+ Private->InterfaceName = AllocateZeroPool( StrLen( UnixIo->EnvString ) );\r
+\r
+ if ( !Private->InterfaceName )\r
+ {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ goto Exit;\r
+ }\r
+\r
+ UnicodeStrToAsciiStr( UnixIo->EnvString, Private->InterfaceName );\r
+\r
+ If = IfAddrs;\r
+\r
+ while ( If != NULL )\r
+ {\r
+ IfSdl = ( struct sockaddr_dl * ) If->ifa_addr;\r
+\r
+ if ( IfSdl->sdl_family == AF_LINK )\r
+ {\r
+ if ( !AsciiStrCmp( Private->InterfaceName, If->ifa_name ) )\r
+ {\r
+ CopyMem( &Private->MacAddress, LLADDR( IfSdl ), NET_ETHER_ADDR_LEN );\r
+\r
+ Status = EFI_SUCCESS;\r
+ break;\r
+ }\r
+ }\r
+\r
+ If = If->ifa_next;\r
+ }\r
\r
Exit:\r
- ( VOID ) UnixIo->UnixThunk->FreeIfAddrs( IfAddrs );\r
+ ( VOID ) UnixIo->UnixThunk->FreeIfAddrs( IfAddrs );\r
\r
- return( Status );\r
+ return( Status );\r
}\r
\r
\r
STATIC EFI_STATUS\r
OpenBpfFileDescriptor(\r
- IN UNIX_SNP_PRIVATE_DATA* Private,\r
- OUT INTN* Fd\r
- )\r
+ IN UNIX_SNP_PRIVATE_DATA* Private,\r
+ OUT INTN* Fd\r
+ )\r
{\r
- CHAR8 BfpDeviceName[ 256 ];\r
- INTN Index;\r
- EFI_STATUS Status = EFI_OUT_OF_RESOURCES;\r
- INTN Result;\r
-\r
- //\r
- // Open a Berkeley Packet Filter device. This must be done as root, so this is probably\r
- // the place which is most likely to fail...\r
- //\r
- for ( Index = 0; TRUE; Index++ )\r
- {\r
- AsciiSPrint( BfpDeviceName, sizeof( BfpDeviceName ), "/dev/bpf%d", Index );\r
-\r
- *Fd = Private->UnixThunk->Open( BfpDeviceName, O_RDWR, 0 );\r
-\r
- if ( *Fd >= 0 )\r
- {\r
- Status = EFI_SUCCESS;\r
- break;\r
- }\r
-\r
- Result = Private->UnixThunk->GetErrno();\r
+ CHAR8 BfpDeviceName[ 256 ];\r
+ INTN Index;\r
+ EFI_STATUS Status = EFI_OUT_OF_RESOURCES;\r
+ INTN Result;\r
+\r
+ //\r
+ // Open a Berkeley Packet Filter device. This must be done as root, so this is probably\r
+ // the place which is most likely to fail...\r
+ //\r
+ for ( Index = 0; TRUE; Index++ )\r
+ {\r
+ AsciiSPrint( BfpDeviceName, sizeof( BfpDeviceName ), "/dev/bpf%d", Index );\r
+\r
+ *Fd = Private->UnixThunk->Open( BfpDeviceName, O_RDWR, 0 );\r
+\r
+ if ( *Fd >= 0 )\r
+ {\r
+ Status = EFI_SUCCESS;\r
+ break;\r
+ }\r
+\r
+ Result = Private->UnixThunk->GetErrno();\r
if ( Result == EACCES )\r
{\r
DEBUG( ( EFI_D_ERROR, "Permissions on '%a' are incorrect. Fix with 'sudo chmod 666 %a'.\n",\r
BfpDeviceName, BfpDeviceName ) );\r
}\r
- if ( Result != EBUSY )\r
- {\r
- break;\r
- }\r
- }\r
+ if ( Result != EBUSY )\r
+ {\r
+ break;\r
+ }\r
+ }\r
\r
- return( Status );\r
+ return( Status );\r
}\r
\r
\r
EFI_STATUS\r
EFIAPI\r
UnixSnpDriverBindingSupported(\r
- IN EFI_DRIVER_BINDING_PROTOCOL* This,\r
- IN EFI_HANDLE ControllerHandle,\r
- IN EFI_DEVICE_PATH_PROTOCOL* RemainingDevicePath OPTIONAL\r
- )\r
+ IN EFI_DRIVER_BINDING_PROTOCOL* This,\r
+ IN EFI_HANDLE ControllerHandle,\r
+ IN EFI_DEVICE_PATH_PROTOCOL* RemainingDevicePath OPTIONAL\r
+ )\r
{\r
- EFI_STATUS Status;\r
- EFI_UNIX_IO_PROTOCOL* UnixIo;\r
-\r
- //\r
- // Open the I/O abstraction needed to perform the supported test.\r
- //\r
- Status = gBS->OpenProtocol(\r
- ControllerHandle,\r
- &gEfiUnixIoProtocolGuid,\r
- ( VOID ** ) &UnixIo,\r
- This->DriverBindingHandle,\r
- ControllerHandle,\r
- EFI_OPEN_PROTOCOL_BY_DRIVER\r
- );\r
-\r
- if ( EFI_ERROR( Status ) )\r
- {\r
- return( Status );\r
- }\r
-\r
- //\r
- // Validate GUID\r
- //\r
- Status = EFI_UNSUPPORTED;\r
- if ( CompareGuid( UnixIo->TypeGuid, &gEfiUnixNetworkGuid ) )\r
- {\r
- Status = EFI_SUCCESS;\r
- }\r
-\r
- //\r
- // Close the I/O abstraction used to perform the supported test.\r
- //\r
- gBS->CloseProtocol(\r
- ControllerHandle,\r
- &gEfiUnixIoProtocolGuid,\r
- This->DriverBindingHandle,\r
- ControllerHandle\r
- );\r
-\r
- return( Status );\r
+ EFI_STATUS Status;\r
+ EFI_UNIX_IO_PROTOCOL* UnixIo;\r
+\r
+ //\r
+ // Open the I/O abstraction needed to perform the supported test.\r
+ //\r
+ Status = gBS->OpenProtocol(\r
+ ControllerHandle,\r
+ &gEfiUnixIoProtocolGuid,\r
+ ( VOID ** ) &UnixIo,\r
+ This->DriverBindingHandle,\r
+ ControllerHandle,\r
+ EFI_OPEN_PROTOCOL_BY_DRIVER\r
+ );\r
+\r
+ if ( EFI_ERROR( Status ) )\r
+ {\r
+ return( Status );\r
+ }\r
+\r
+ //\r
+ // Validate GUID\r
+ //\r
+ Status = EFI_UNSUPPORTED;\r
+ if ( CompareGuid( UnixIo->TypeGuid, &gEfiUnixNetworkGuid ) )\r
+ {\r
+ Status = EFI_SUCCESS;\r
+ }\r
+\r
+ //\r
+ // Close the I/O abstraction used to perform the supported test.\r
+ //\r
+ gBS->CloseProtocol(\r
+ ControllerHandle,\r
+ &gEfiUnixIoProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ ControllerHandle\r
+ );\r
+\r
+ return( Status );\r
}\r
\r
\r
EFI_STATUS\r
EFIAPI\r
UnixSnpDriverBindingStart(\r
- IN EFI_DRIVER_BINDING_PROTOCOL* This,\r
- IN EFI_HANDLE ControllerHandle,\r
- IN EFI_DEVICE_PATH_PROTOCOL* RemainingDevicePath OPTIONAL\r
- )\r
+ IN EFI_DRIVER_BINDING_PROTOCOL* This,\r
+ IN EFI_HANDLE ControllerHandle,\r
+ IN EFI_DEVICE_PATH_PROTOCOL* RemainingDevicePath OPTIONAL\r
+ )\r
{\r
- MAC_ADDR_DEVICE_PATH Node;\r
- EFI_DEVICE_PATH_PROTOCOL* ParentDevicePath = NULL;\r
- EFI_UNIX_IO_PROTOCOL* UnixIo;\r
- UNIX_SNP_PRIVATE_DATA* Private = NULL;\r
- EFI_STATUS Status;\r
- BOOLEAN CreateDevice;\r
-\r
- //\r
- // Grab the protocols we need.\r
- //\r
- Status = gBS->OpenProtocol(\r
- ControllerHandle,\r
- &gEfiDevicePathProtocolGuid,\r
- ( VOID ** ) &ParentDevicePath,\r
- This->DriverBindingHandle,\r
- ControllerHandle,\r
- EFI_OPEN_PROTOCOL_BY_DRIVER\r
- );\r
- if ( EFI_ERROR( Status ) )\r
- {\r
- goto ErrorExit;\r
- }\r
-\r
- //\r
- // Open the I/O abstraction needed to perform the supported test.\r
- //\r
- Status = gBS->OpenProtocol(\r
- ControllerHandle,\r
- &gEfiUnixIoProtocolGuid,\r
- ( VOID ** ) &UnixIo,\r
- This->DriverBindingHandle,\r
- ControllerHandle,\r
- EFI_OPEN_PROTOCOL_BY_DRIVER\r
- );\r
- if ( EFI_ERROR( Status ) )\r
- {\r
- goto ErrorExit;\r
- }\r
-\r
- //\r
- // Validate GUID\r
- //\r
- if ( !CompareGuid( UnixIo->TypeGuid, &gEfiUnixNetworkGuid ) )\r
- {\r
- Status = EFI_UNSUPPORTED;\r
- goto ErrorExit;\r
- }\r
-\r
- CreateDevice = TRUE;\r
- if ( ( RemainingDevicePath != NULL ) && IsDevicePathEnd( RemainingDevicePath ) )\r
- {\r
- CreateDevice = FALSE;\r
- }\r
-\r
- if ( CreateDevice )\r
- {\r
- //\r
- // Allocate the private data.\r
- //\r
- Private = AllocateCopyPool( sizeof( UNIX_SNP_PRIVATE_DATA ), &gUnixSnpPrivateTemplate );\r
- if ( Private == NULL )\r
- {\r
- Status = EFI_OUT_OF_RESOURCES;\r
- goto ErrorExit;\r
- }\r
-\r
- Status = GetInterfaceMacAddr( Private, UnixIo );\r
- if ( EFI_ERROR( Status ) )\r
- {\r
- goto ErrorExit;\r
- }\r
-\r
- Private->UnixThunk = UnixIo->UnixThunk;\r
-\r
- Private->Snp.Mode = &Private->Mode;\r
-\r
- //\r
- // Set the broadcast address.\r
- //\r
- SetMem( &Private->Mode.BroadcastAddress, sizeof( EFI_MAC_ADDRESS ), 0xFF );\r
-\r
- CopyMem( &Private->Mode.CurrentAddress, &Private->MacAddress, sizeof( EFI_MAC_ADDRESS ) );\r
- CopyMem( &Private->Mode.PermanentAddress, &Private->MacAddress, sizeof( EFI_MAC_ADDRESS ) );\r
-\r
- //\r
- // Since the fake SNP is based on a real NIC, to avoid conflict with the host NIC\r
- // network stack, we use a different MAC address.\r
- // So just change the last byte of the MAC address for the real NIC.\r
- //\r
- Private->Mode.CurrentAddress.Addr[ NET_ETHER_ADDR_LEN - 1 ]++;\r
-\r
- //\r
- // Build the device path by appending the MAC node to the ParentDevicePath\r
- // from the UnixIo handle.\r
- //\r
- ZeroMem( &Node, sizeof( MAC_ADDR_DEVICE_PATH ) );\r
-\r
- Node.Header.Type = MESSAGING_DEVICE_PATH;\r
- Node.Header.SubType = MSG_MAC_ADDR_DP;\r
- Node.IfType = Private->Mode.IfType;\r
-\r
- SetDevicePathNodeLength( ( EFI_DEVICE_PATH_PROTOCOL * ) &Node, sizeof( MAC_ADDR_DEVICE_PATH ) );\r
-\r
- CopyMem( &Node.MacAddress, &Private->Mode.CurrentAddress, sizeof( EFI_MAC_ADDRESS ) );\r
-\r
- //\r
- // Build the device path by appending the MAC node to the ParentDevicePath from the UnixIo handle.\r
- //\r
- Private->DevicePath = AppendDevicePathNode( ParentDevicePath, ( EFI_DEVICE_PATH_PROTOCOL * ) &Node );\r
- if ( Private->DevicePath == NULL )\r
- {\r
- Status = EFI_OUT_OF_RESOURCES;\r
- goto ErrorExit;\r
- }\r
-\r
- Status = gBS->InstallMultipleProtocolInterfaces(\r
- &Private->DeviceHandle,\r
- &gEfiSimpleNetworkProtocolGuid,\r
- &Private->Snp,\r
- &gEfiDevicePathProtocolGuid,\r
- Private->DevicePath,\r
- NULL\r
- );\r
- if ( EFI_ERROR( Status ) )\r
- {\r
- goto ErrorExit;\r
- }\r
-\r
- Status = gBS->OpenProtocol(\r
- ControllerHandle,\r
- &gEfiUnixIoProtocolGuid,\r
- ( VOID ** ) &UnixIo,\r
- This->DriverBindingHandle,\r
- Private->DeviceHandle,\r
- EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r
- );\r
- if ( EFI_ERROR( Status ) )\r
- {\r
- goto ErrorExit;\r
- }\r
- }\r
- return( Status );\r
+ MAC_ADDR_DEVICE_PATH Node;\r
+ EFI_DEVICE_PATH_PROTOCOL* ParentDevicePath = NULL;\r
+ EFI_UNIX_IO_PROTOCOL* UnixIo;\r
+ UNIX_SNP_PRIVATE_DATA* Private = NULL;\r
+ EFI_STATUS Status;\r
+ BOOLEAN CreateDevice;\r
+\r
+ //\r
+ // Grab the protocols we need.\r
+ //\r
+ Status = gBS->OpenProtocol(\r
+ ControllerHandle,\r
+ &gEfiDevicePathProtocolGuid,\r
+ ( VOID ** ) &ParentDevicePath,\r
+ This->DriverBindingHandle,\r
+ ControllerHandle,\r
+ EFI_OPEN_PROTOCOL_BY_DRIVER\r
+ );\r
+ if ( EFI_ERROR( Status ) )\r
+ {\r
+ goto ErrorExit;\r
+ }\r
+\r
+ //\r
+ // Open the I/O abstraction needed to perform the supported test.\r
+ //\r
+ Status = gBS->OpenProtocol(\r
+ ControllerHandle,\r
+ &gEfiUnixIoProtocolGuid,\r
+ ( VOID ** ) &UnixIo,\r
+ This->DriverBindingHandle,\r
+ ControllerHandle,\r
+ EFI_OPEN_PROTOCOL_BY_DRIVER\r
+ );\r
+ if ( EFI_ERROR( Status ) )\r
+ {\r
+ goto ErrorExit;\r
+ }\r
+\r
+ //\r
+ // Validate GUID\r
+ //\r
+ if ( !CompareGuid( UnixIo->TypeGuid, &gEfiUnixNetworkGuid ) )\r
+ {\r
+ Status = EFI_UNSUPPORTED;\r
+ goto ErrorExit;\r
+ }\r
+\r
+ CreateDevice = TRUE;\r
+ if ( ( RemainingDevicePath != NULL ) && IsDevicePathEnd( RemainingDevicePath ) )\r
+ {\r
+ CreateDevice = FALSE;\r
+ }\r
+\r
+ if ( CreateDevice )\r
+ {\r
+ //\r
+ // Allocate the private data.\r
+ //\r
+ Private = AllocateCopyPool( sizeof( UNIX_SNP_PRIVATE_DATA ), &gUnixSnpPrivateTemplate );\r
+ if ( Private == NULL )\r
+ {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ goto ErrorExit;\r
+ }\r
+\r
+ Status = GetInterfaceMacAddr( Private, UnixIo );\r
+ if ( EFI_ERROR( Status ) )\r
+ {\r
+ goto ErrorExit;\r
+ }\r
+\r
+ Private->UnixThunk = UnixIo->UnixThunk;\r
+\r
+ Private->Snp.Mode = &Private->Mode;\r
+\r
+ //\r
+ // Set the broadcast address.\r
+ //\r
+ SetMem( &Private->Mode.BroadcastAddress, sizeof( EFI_MAC_ADDRESS ), 0xFF );\r
+\r
+ CopyMem( &Private->Mode.CurrentAddress, &Private->MacAddress, sizeof( EFI_MAC_ADDRESS ) );\r
+ CopyMem( &Private->Mode.PermanentAddress, &Private->MacAddress, sizeof( EFI_MAC_ADDRESS ) );\r
+\r
+ //\r
+ // Since the fake SNP is based on a real NIC, to avoid conflict with the host NIC\r
+ // network stack, we use a different MAC address.\r
+ // So just change the last byte of the MAC address for the real NIC.\r
+ //\r
+ Private->Mode.CurrentAddress.Addr[ NET_ETHER_ADDR_LEN - 1 ]++;\r
+\r
+ //\r
+ // Build the device path by appending the MAC node to the ParentDevicePath\r
+ // from the UnixIo handle.\r
+ //\r
+ ZeroMem( &Node, sizeof( MAC_ADDR_DEVICE_PATH ) );\r
+\r
+ Node.Header.Type = MESSAGING_DEVICE_PATH;\r
+ Node.Header.SubType = MSG_MAC_ADDR_DP;\r
+ Node.IfType = Private->Mode.IfType;\r
+\r
+ SetDevicePathNodeLength( ( EFI_DEVICE_PATH_PROTOCOL * ) &Node, sizeof( MAC_ADDR_DEVICE_PATH ) );\r
+\r
+ CopyMem( &Node.MacAddress, &Private->Mode.CurrentAddress, sizeof( EFI_MAC_ADDRESS ) );\r
+\r
+ //\r
+ // Build the device path by appending the MAC node to the ParentDevicePath from the UnixIo handle.\r
+ //\r
+ Private->DevicePath = AppendDevicePathNode( ParentDevicePath, ( EFI_DEVICE_PATH_PROTOCOL * ) &Node );\r
+ if ( Private->DevicePath == NULL )\r
+ {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ goto ErrorExit;\r
+ }\r
+\r
+ Status = gBS->InstallMultipleProtocolInterfaces(\r
+ &Private->DeviceHandle,\r
+ &gEfiSimpleNetworkProtocolGuid,\r
+ &Private->Snp,\r
+ &gEfiDevicePathProtocolGuid,\r
+ Private->DevicePath,\r
+ NULL\r
+ );\r
+ if ( EFI_ERROR( Status ) )\r
+ {\r
+ goto ErrorExit;\r
+ }\r
+\r
+ Status = gBS->OpenProtocol(\r
+ ControllerHandle,\r
+ &gEfiUnixIoProtocolGuid,\r
+ ( VOID ** ) &UnixIo,\r
+ This->DriverBindingHandle,\r
+ Private->DeviceHandle,\r
+ EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r
+ );\r
+ if ( EFI_ERROR( Status ) )\r
+ {\r
+ goto ErrorExit;\r
+ }\r
+ }\r
+ return( Status );\r
\r
ErrorExit:\r
- if ( Private->InterfaceName != NULL )\r
- {\r
- FreePool( Private->InterfaceName );\r
- Private->InterfaceName = NULL;\r
- }\r
- if ( Private != NULL )\r
- {\r
- FreePool( Private );\r
- }\r
- if ( ParentDevicePath != NULL )\r
- {\r
- gBS->CloseProtocol(\r
- ControllerHandle,\r
- &gEfiDevicePathProtocolGuid,\r
- This->DriverBindingHandle,\r
- ControllerHandle\r
- );\r
- }\r
-\r
- return( Status );\r
+ if ( Private->InterfaceName != NULL )\r
+ {\r
+ FreePool( Private->InterfaceName );\r
+ Private->InterfaceName = NULL;\r
+ }\r
+ if ( Private != NULL )\r
+ {\r
+ FreePool( Private );\r
+ }\r
+ if ( ParentDevicePath != NULL )\r
+ {\r
+ gBS->CloseProtocol(\r
+ ControllerHandle,\r
+ &gEfiDevicePathProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ ControllerHandle\r
+ );\r
+ }\r
+\r
+ return( Status );\r
}\r
\r
/**\r
EFI_STATUS\r
EFIAPI\r
UnixSnpDriverBindingStop(\r
- IN EFI_DRIVER_BINDING_PROTOCOL* This,\r
- IN EFI_HANDLE ControllerHandle,\r
- IN UINTN NumberOfChildren,\r
- IN EFI_HANDLE* ChildHandleBuffer\r
- )\r
+ IN EFI_DRIVER_BINDING_PROTOCOL* This,\r
+ IN EFI_HANDLE ControllerHandle,\r
+ IN UINTN NumberOfChildren,\r
+ IN EFI_HANDLE* ChildHandleBuffer\r
+ )\r
{\r
- UNIX_SNP_PRIVATE_DATA* Private = NULL;\r
- EFI_SIMPLE_NETWORK_PROTOCOL* Snp;\r
- EFI_STATUS Status;\r
-\r
- //\r
- // Get our context back.\r
- //\r
- Status = gBS->OpenProtocol(\r
- ControllerHandle,\r
- &gEfiSimpleNetworkProtocolGuid,\r
- ( VOID ** ) &Snp,\r
- This->DriverBindingHandle,\r
- ControllerHandle,\r
- EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
- );\r
- if ( EFI_ERROR( Status ) )\r
- {\r
- return( EFI_UNSUPPORTED );\r
- }\r
-\r
- Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( Snp );\r
-\r
- Status = gBS->CloseProtocol(\r
- ControllerHandle,\r
- &gEfiUnixIoProtocolGuid,\r
- This->DriverBindingHandle,\r
- Private->DeviceHandle\r
- );\r
-\r
- Status = gBS->UninstallMultipleProtocolInterfaces(\r
- Private->DeviceHandle,\r
- &gEfiSimpleNetworkProtocolGuid,\r
- &Private->Snp,\r
- &gEfiDevicePathProtocolGuid,\r
- Private->DevicePath,\r
- NULL\r
- );\r
-\r
- FreePool( Private->InterfaceName );\r
- FreePool( Private->DevicePath );\r
- FreePool( Private );\r
-\r
- return( EFI_SUCCESS );\r
+ UNIX_SNP_PRIVATE_DATA* Private = NULL;\r
+ EFI_SIMPLE_NETWORK_PROTOCOL* Snp;\r
+ EFI_STATUS Status;\r
+\r
+ //\r
+ // Get our context back.\r
+ //\r
+ Status = gBS->OpenProtocol(\r
+ ControllerHandle,\r
+ &gEfiSimpleNetworkProtocolGuid,\r
+ ( VOID ** ) &Snp,\r
+ This->DriverBindingHandle,\r
+ ControllerHandle,\r
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
+ );\r
+ if ( EFI_ERROR( Status ) )\r
+ {\r
+ return( EFI_UNSUPPORTED );\r
+ }\r
+\r
+ Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( Snp );\r
+\r
+ Status = gBS->CloseProtocol(\r
+ ControllerHandle,\r
+ &gEfiUnixIoProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ Private->DeviceHandle\r
+ );\r
+\r
+ Status = gBS->UninstallMultipleProtocolInterfaces(\r
+ Private->DeviceHandle,\r
+ &gEfiSimpleNetworkProtocolGuid,\r
+ &Private->Snp,\r
+ &gEfiDevicePathProtocolGuid,\r
+ Private->DevicePath,\r
+ NULL\r
+ );\r
+\r
+ FreePool( Private->InterfaceName );\r
+ FreePool( Private->DevicePath );\r
+ FreePool( Private );\r
+\r
+ return( EFI_SUCCESS );\r
}\r
\r
\r
EFI_STATUS\r
EFIAPI\r
UnixSnpStart(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This\r
- )\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This\r
+ )\r
{\r
- STATIC struct bpf_insn FilterInstructionTemplate[] =\r
- {\r
- // Load 4 bytes from the destination MAC address.\r
- BPF_STMT( BPF_LD + BPF_W + BPF_ABS, OFFSET_OF( EthernetHeader, DstAddr[ 0 ] ) ),\r
-\r
- // Compare to first 4 bytes of fake MAC address.\r
- BPF_JUMP( BPF_JMP + BPF_JEQ + BPF_K, 0x12345678, 0, 3 ),\r
-\r
- // Load remaining 2 bytes from the destination MAC address.\r
- BPF_STMT( BPF_LD + BPF_H + BPF_ABS, OFFSET_OF( EthernetHeader, DstAddr[ 4 ] ) ),\r
-\r
- // Compare to remaining 2 bytes of fake MAC address.\r
- BPF_JUMP( BPF_JMP + BPF_JEQ + BPF_K, 0x9ABC, 5, 0 ),\r
-\r
- // Load 4 bytes from the destination MAC address.\r
- BPF_STMT( BPF_LD + BPF_W + BPF_ABS, OFFSET_OF( EthernetHeader, DstAddr[ 0 ] ) ),\r
-\r
- // Compare to first 4 bytes of broadcast MAC address.\r
- BPF_JUMP( BPF_JMP + BPF_JEQ + BPF_K, 0xFFFFFFFF, 0, 2 ),\r
-\r
- // Load remaining 2 bytes from the destination MAC address.\r
- BPF_STMT( BPF_LD + BPF_H + BPF_ABS, OFFSET_OF( EthernetHeader, DstAddr[ 4 ] ) ),\r
-\r
- // Compare to remaining 2 bytes of broadcast MAC address.\r
- BPF_JUMP( BPF_JMP + BPF_JEQ + BPF_K, 0xFFFF, 1, 0 ),\r
-\r
- // Reject packet.\r
- BPF_STMT( BPF_RET + BPF_K, 0 ),\r
-\r
- // Receive entire packet.\r
- BPF_STMT( BPF_RET + BPF_K, -1 )\r
- };\r
- struct ifreq BoundIf;\r
- struct bpf_program BpfProgram;\r
- struct bpf_insn* FilterProgram;\r
- UNIX_SNP_PRIVATE_DATA* Private;\r
- EFI_STATUS Status;\r
- UINT32 Temp32;\r
- INTN Fd;\r
- INTN Result;\r
- INTN Value;\r
- UINT16 Temp16;\r
-\r
- Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
-\r
- switch ( Private->Snp.Mode->State )\r
- {\r
- case EfiSimpleNetworkStopped:\r
- break;\r
-\r
- case EfiSimpleNetworkStarted:\r
- case EfiSimpleNetworkInitialized:\r
- return( EFI_ALREADY_STARTED );\r
- break;\r
-\r
- default:\r
- return( EFI_DEVICE_ERROR );\r
- break;\r
- }\r
-\r
- if ( Private->BpfFd == 0 )\r
- {\r
- Status = OpenBpfFileDescriptor( Private, &Fd );\r
-\r
- if ( EFI_ERROR( Status ) )\r
- {\r
- goto ErrorExit;\r
- }\r
-\r
- Private->BpfFd = Fd;\r
-\r
- //\r
- // Associate our interface with this BPF file descriptor.\r
- //\r
- AsciiStrCpy( BoundIf.ifr_name, Private->InterfaceName );\r
- Result = Private->UnixThunk->IoCtl( Private->BpfFd, BIOCSETIF, &BoundIf );\r
-\r
- if ( Result < 0 )\r
- {\r
- goto DeviceErrorExit;\r
- }\r
-\r
- //\r
- // Enable immediate mode and find out the buffer size.\r
- //\r
- Value = 1;\r
- Result = Private->UnixThunk->IoCtl( Private->BpfFd, BIOCIMMEDIATE, &Value );\r
-\r
- if ( Result < 0 )\r
- {\r
- goto DeviceErrorExit;\r
- }\r
-\r
- //\r
- // Enable non-blocking I/O.\r
- //\r
-\r
- Value = Private->UnixThunk->Fcntl( Private->BpfFd, F_GETFL, 0 );\r
-\r
- if ( Value == -1 )\r
- {\r
- goto DeviceErrorExit;\r
- }\r
-\r
- Value |= O_NONBLOCK;\r
-\r
- Result = Private->UnixThunk->Fcntl( Private->BpfFd, F_SETFL, (void *) Value );\r
-\r
- if ( Result == -1 )\r
- {\r
- goto DeviceErrorExit;\r
- }\r
-\r
- //\r
- // Disable "header complete" flag. This means the supplied source MAC address is\r
- // what goes on the wire.\r
- //\r
- Value = 1;\r
- Result = Private->UnixThunk->IoCtl( Private->BpfFd, BIOCSHDRCMPLT, &Value );\r
-\r
- if ( Result < 0 )\r
- {\r
- goto DeviceErrorExit;\r
- }\r
-\r
- Result = Private->UnixThunk->IoCtl( Private->BpfFd, BIOCGBLEN, &Value );\r
-\r
- if ( Result < 0 )\r
- {\r
- goto DeviceErrorExit;\r
- }\r
-\r
- //\r
- // Allocate read buffer.\r
- //\r
- Private->ReadBufferSize = Value;\r
- Private->ReadBuffer = AllocateZeroPool( Private->ReadBufferSize );\r
- if ( Private->ReadBuffer == NULL )\r
- {\r
- Status = EFI_OUT_OF_RESOURCES;\r
- goto ErrorExit;\r
- }\r
-\r
- Private->CurrentReadPointer = Private->EndReadPointer = Private->ReadBuffer;\r
-\r
- //\r
- // Install our packet filter: successful reads should only produce broadcast or unitcast\r
- // packets directed to our fake MAC address.\r
- //\r
- FilterProgram = AllocateCopyPool( sizeof( FilterInstructionTemplate ), &FilterInstructionTemplate );\r
- if ( FilterProgram == NULL )\r
- {\r
- goto ErrorExit;\r
- }\r
-\r
- //\r
- // Insert out fake MAC address into the filter. The data has to be host endian.\r
- //\r
- CopyMem( &Temp32, &Private->Mode.CurrentAddress.Addr[ 0 ], sizeof( UINT32 ) );\r
- FilterProgram[ 1 ].k = NTOHL( Temp32 );\r
- CopyMem( &Temp16, &Private->Mode.CurrentAddress.Addr[ 4 ], sizeof( UINT16 ) );\r
- FilterProgram[ 3 ].k = NTOHS( Temp16 );\r
-\r
- BpfProgram.bf_len = sizeof( FilterInstructionTemplate ) / sizeof( struct bpf_insn );\r
- BpfProgram.bf_insns = FilterProgram;\r
-\r
- Result = Private->UnixThunk->IoCtl( Private->BpfFd, BIOCSETF, &BpfProgram );\r
-\r
- if ( Result < 0 )\r
- {\r
- goto DeviceErrorExit;\r
- }\r
-\r
- FreePool( FilterProgram );\r
-\r
- //\r
- // Enable promiscuous mode.\r
- //\r
-\r
- Result = Private->UnixThunk->IoCtl( Private->BpfFd, BIOCPROMISC, 0 );\r
-\r
- if ( Result < 0 )\r
- {\r
- goto DeviceErrorExit;\r
- }\r
+ STATIC struct bpf_insn FilterInstructionTemplate[] =\r
+ {\r
+ // Load 4 bytes from the destination MAC address.\r
+ BPF_STMT( BPF_LD + BPF_W + BPF_ABS, OFFSET_OF( EthernetHeader, DstAddr[ 0 ] ) ),\r
+\r
+ // Compare to first 4 bytes of fake MAC address.\r
+ BPF_JUMP( BPF_JMP + BPF_JEQ + BPF_K, 0x12345678, 0, 3 ),\r
+\r
+ // Load remaining 2 bytes from the destination MAC address.\r
+ BPF_STMT( BPF_LD + BPF_H + BPF_ABS, OFFSET_OF( EthernetHeader, DstAddr[ 4 ] ) ),\r
+\r
+ // Compare to remaining 2 bytes of fake MAC address.\r
+ BPF_JUMP( BPF_JMP + BPF_JEQ + BPF_K, 0x9ABC, 5, 0 ),\r
+\r
+ // Load 4 bytes from the destination MAC address.\r
+ BPF_STMT( BPF_LD + BPF_W + BPF_ABS, OFFSET_OF( EthernetHeader, DstAddr[ 0 ] ) ),\r
+\r
+ // Compare to first 4 bytes of broadcast MAC address.\r
+ BPF_JUMP( BPF_JMP + BPF_JEQ + BPF_K, 0xFFFFFFFF, 0, 2 ),\r
+\r
+ // Load remaining 2 bytes from the destination MAC address.\r
+ BPF_STMT( BPF_LD + BPF_H + BPF_ABS, OFFSET_OF( EthernetHeader, DstAddr[ 4 ] ) ),\r
+\r
+ // Compare to remaining 2 bytes of broadcast MAC address.\r
+ BPF_JUMP( BPF_JMP + BPF_JEQ + BPF_K, 0xFFFF, 1, 0 ),\r
+\r
+ // Reject packet.\r
+ BPF_STMT( BPF_RET + BPF_K, 0 ),\r
+\r
+ // Receive entire packet.\r
+ BPF_STMT( BPF_RET + BPF_K, -1 )\r
+ };\r
+ struct ifreq BoundIf;\r
+ struct bpf_program BpfProgram;\r
+ struct bpf_insn* FilterProgram;\r
+ UNIX_SNP_PRIVATE_DATA* Private;\r
+ EFI_STATUS Status;\r
+ UINT32 Temp32;\r
+ INTN Fd;\r
+ INTN Result;\r
+ INTN Value;\r
+ UINT16 Temp16;\r
+\r
+ Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
+\r
+ switch ( Private->Snp.Mode->State )\r
+ {\r
+ case EfiSimpleNetworkStopped:\r
+ break;\r
+\r
+ case EfiSimpleNetworkStarted:\r
+ case EfiSimpleNetworkInitialized:\r
+ return( EFI_ALREADY_STARTED );\r
+ break;\r
+\r
+ default:\r
+ return( EFI_DEVICE_ERROR );\r
+ break;\r
+ }\r
+\r
+ if ( Private->BpfFd == 0 )\r
+ {\r
+ Status = OpenBpfFileDescriptor( Private, &Fd );\r
+\r
+ if ( EFI_ERROR( Status ) )\r
+ {\r
+ goto ErrorExit;\r
+ }\r
+\r
+ Private->BpfFd = Fd;\r
+\r
+ //\r
+ // Associate our interface with this BPF file descriptor.\r
+ //\r
+ AsciiStrCpy( BoundIf.ifr_name, Private->InterfaceName );\r
+ Result = Private->UnixThunk->IoCtl( Private->BpfFd, BIOCSETIF, &BoundIf );\r
+\r
+ if ( Result < 0 )\r
+ {\r
+ goto DeviceErrorExit;\r
+ }\r
+\r
+ //\r
+ // Enable immediate mode and find out the buffer size.\r
+ //\r
+ Value = 1;\r
+ Result = Private->UnixThunk->IoCtl( Private->BpfFd, BIOCIMMEDIATE, &Value );\r
+\r
+ if ( Result < 0 )\r
+ {\r
+ goto DeviceErrorExit;\r
+ }\r
+\r
+ //\r
+ // Enable non-blocking I/O.\r
+ //\r
+\r
+ Value = Private->UnixThunk->Fcntl( Private->BpfFd, F_GETFL, 0 );\r
+\r
+ if ( Value == -1 )\r
+ {\r
+ goto DeviceErrorExit;\r
+ }\r
+\r
+ Value |= O_NONBLOCK;\r
+\r
+ Result = Private->UnixThunk->Fcntl( Private->BpfFd, F_SETFL, (void *) Value );\r
+\r
+ if ( Result == -1 )\r
+ {\r
+ goto DeviceErrorExit;\r
+ }\r
+\r
+ //\r
+ // Disable "header complete" flag. This means the supplied source MAC address is\r
+ // what goes on the wire.\r
+ //\r
+ Value = 1;\r
+ Result = Private->UnixThunk->IoCtl( Private->BpfFd, BIOCSHDRCMPLT, &Value );\r
+\r
+ if ( Result < 0 )\r
+ {\r
+ goto DeviceErrorExit;\r
+ }\r
+\r
+ Result = Private->UnixThunk->IoCtl( Private->BpfFd, BIOCGBLEN, &Value );\r
+\r
+ if ( Result < 0 )\r
+ {\r
+ goto DeviceErrorExit;\r
+ }\r
+\r
+ //\r
+ // Allocate read buffer.\r
+ //\r
+ Private->ReadBufferSize = Value;\r
+ Private->ReadBuffer = AllocateZeroPool( Private->ReadBufferSize );\r
+ if ( Private->ReadBuffer == NULL )\r
+ {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ goto ErrorExit;\r
+ }\r
+\r
+ Private->CurrentReadPointer = Private->EndReadPointer = Private->ReadBuffer;\r
+\r
+ //\r
+ // Install our packet filter: successful reads should only produce broadcast or unitcast\r
+ // packets directed to our fake MAC address.\r
+ //\r
+ FilterProgram = AllocateCopyPool( sizeof( FilterInstructionTemplate ), &FilterInstructionTemplate );\r
+ if ( FilterProgram == NULL )\r
+ {\r
+ goto ErrorExit;\r
+ }\r
+\r
+ //\r
+ // Insert out fake MAC address into the filter. The data has to be host endian.\r
+ //\r
+ CopyMem( &Temp32, &Private->Mode.CurrentAddress.Addr[ 0 ], sizeof( UINT32 ) );\r
+ FilterProgram[ 1 ].k = NTOHL( Temp32 );\r
+ CopyMem( &Temp16, &Private->Mode.CurrentAddress.Addr[ 4 ], sizeof( UINT16 ) );\r
+ FilterProgram[ 3 ].k = NTOHS( Temp16 );\r
+\r
+ BpfProgram.bf_len = sizeof( FilterInstructionTemplate ) / sizeof( struct bpf_insn );\r
+ BpfProgram.bf_insns = FilterProgram;\r
+\r
+ Result = Private->UnixThunk->IoCtl( Private->BpfFd, BIOCSETF, &BpfProgram );\r
+\r
+ if ( Result < 0 )\r
+ {\r
+ goto DeviceErrorExit;\r
+ }\r
+\r
+ FreePool( FilterProgram );\r
+\r
+ //\r
+ // Enable promiscuous mode.\r
+ //\r
+\r
+ Result = Private->UnixThunk->IoCtl( Private->BpfFd, BIOCPROMISC, 0 );\r
+\r
+ if ( Result < 0 )\r
+ {\r
+ goto DeviceErrorExit;\r
+ }\r
\r
\r
- Private->Snp.Mode->State = EfiSimpleNetworkStarted; \r
- }\r
+ Private->Snp.Mode->State = EfiSimpleNetworkStarted; \r
+ }\r
\r
- return( Status );\r
+ return( Status );\r
\r
DeviceErrorExit:\r
- Status = EFI_DEVICE_ERROR;\r
+ Status = EFI_DEVICE_ERROR;\r
ErrorExit:\r
- if ( Private->ReadBuffer != NULL )\r
- {\r
- FreePool( Private->ReadBuffer );\r
- Private->ReadBuffer = NULL;\r
- }\r
- return( Status );\r
+ if ( Private->ReadBuffer != NULL )\r
+ {\r
+ FreePool( Private->ReadBuffer );\r
+ Private->ReadBuffer = NULL;\r
+ }\r
+ return( Status );\r
}\r
\r
\r
EFI_STATUS\r
EFIAPI\r
UnixSnpStop(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This\r
- )\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This\r
+ )\r
{\r
- UNIX_SNP_PRIVATE_DATA* Private = EFI_SUCCESS;\r
- EFI_STATUS Status;\r
+ UNIX_SNP_PRIVATE_DATA* Private = EFI_SUCCESS;\r
+ EFI_STATUS Status;\r
\r
- Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
+ Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
\r
- switch ( Private->Snp.Mode->State )\r
- {\r
- case EfiSimpleNetworkStarted:\r
- break;\r
+ switch ( Private->Snp.Mode->State )\r
+ {\r
+ case EfiSimpleNetworkStarted:\r
+ break;\r
\r
- case EfiSimpleNetworkStopped:\r
- return( EFI_NOT_STARTED );\r
- break;\r
+ case EfiSimpleNetworkStopped:\r
+ return( EFI_NOT_STARTED );\r
+ break;\r
\r
- default:\r
- return( EFI_DEVICE_ERROR );\r
- break;\r
- }\r
+ default:\r
+ return( EFI_DEVICE_ERROR );\r
+ break;\r
+ }\r
\r
- if ( Private->BpfFd != 0 )\r
- {\r
- Private->UnixThunk->Close( Private->BpfFd );\r
- Private->BpfFd = 0;\r
- }\r
+ if ( Private->BpfFd != 0 )\r
+ {\r
+ Private->UnixThunk->Close( Private->BpfFd );\r
+ Private->BpfFd = 0;\r
+ }\r
\r
- if ( Private->ReadBuffer != NULL )\r
- {\r
- FreePool( Private->ReadBuffer );\r
- Private->CurrentReadPointer = Private->EndReadPointer = Private->ReadBuffer = NULL;\r
- }\r
+ if ( Private->ReadBuffer != NULL )\r
+ {\r
+ FreePool( Private->ReadBuffer );\r
+ Private->CurrentReadPointer = Private->EndReadPointer = Private->ReadBuffer = NULL;\r
+ }\r
\r
- Private->Snp.Mode->State = EfiSimpleNetworkStopped;\r
+ Private->Snp.Mode->State = EfiSimpleNetworkStopped;\r
\r
- return( Status );\r
+ return( Status );\r
}\r
\r
\r
EFI_STATUS\r
EFIAPI\r
UnixSnpInitialize(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN UINTN ExtraRxBufferSize OPTIONAL,\r
- IN UINTN ExtraTxBufferSize OPTIONAL\r
- )\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN UINTN ExtraRxBufferSize OPTIONAL,\r
+ IN UINTN ExtraTxBufferSize OPTIONAL\r
+ )\r
{\r
- UNIX_SNP_PRIVATE_DATA* Private = EFI_SUCCESS;\r
- EFI_STATUS Status;\r
+ UNIX_SNP_PRIVATE_DATA* Private = EFI_SUCCESS;\r
+ EFI_STATUS Status;\r
\r
- Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
+ Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
\r
- switch ( Private->Snp.Mode->State )\r
- {\r
- case EfiSimpleNetworkStarted:\r
- break;\r
+ switch ( Private->Snp.Mode->State )\r
+ {\r
+ case EfiSimpleNetworkStarted:\r
+ break;\r
\r
- case EfiSimpleNetworkStopped:\r
- return( EFI_NOT_STARTED );\r
- break;\r
+ case EfiSimpleNetworkStopped:\r
+ return( EFI_NOT_STARTED );\r
+ break;\r
\r
- default:\r
- return( EFI_DEVICE_ERROR );\r
- break;\r
- }\r
+ default:\r
+ return( EFI_DEVICE_ERROR );\r
+ break;\r
+ }\r
\r
#if 0\r
- Status = gBS->CreateEvent(\r
- EVT_NOTIFY_WAIT,\r
- TPL_NOTIFY,\r
- UnixSnpWaitForPacketNotify,\r
- Private,\r
- &Private->Snp.WaitForPacket\r
- );\r
+ Status = gBS->CreateEvent(\r
+ EVT_NOTIFY_WAIT,\r
+ TPL_NOTIFY,\r
+ UnixSnpWaitForPacketNotify,\r
+ Private,\r
+ &Private->Snp.WaitForPacket\r
+ );\r
#endif\r
\r
- if ( !EFI_ERROR( Status ) )\r
- {\r
- Private->Mode.MCastFilterCount = 0;\r
- Private->Mode.ReceiveFilterSetting = 0;\r
- ZeroMem( Private->Mode.MCastFilter, sizeof( Private->Mode.MCastFilter ) );\r
+ if ( !EFI_ERROR( Status ) )\r
+ {\r
+ Private->Mode.MCastFilterCount = 0;\r
+ Private->Mode.ReceiveFilterSetting = 0;\r
+ ZeroMem( Private->Mode.MCastFilter, sizeof( Private->Mode.MCastFilter ) );\r
\r
- Private->Snp.Mode->State = EfiSimpleNetworkInitialized;\r
- }\r
+ Private->Snp.Mode->State = EfiSimpleNetworkInitialized;\r
+ }\r
\r
- return( Status );\r
+ return( Status );\r
}\r
\r
/**\r
EFI_STATUS\r
EFIAPI\r
UnixSnpReset(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN BOOLEAN ExtendedVerification\r
- )\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN BOOLEAN ExtendedVerification\r
+ )\r
{\r
- UNIX_SNP_PRIVATE_DATA* Private;\r
- EFI_STATUS Success = EFI_SUCCESS;\r
+ UNIX_SNP_PRIVATE_DATA* Private;\r
+ EFI_STATUS Success = EFI_SUCCESS;\r
\r
- Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
+ Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
\r
- switch ( Private->Snp.Mode->State )\r
- {\r
- case EfiSimpleNetworkInitialized:\r
- break;\r
+ switch ( Private->Snp.Mode->State )\r
+ {\r
+ case EfiSimpleNetworkInitialized:\r
+ break;\r
\r
- case EfiSimpleNetworkStopped:\r
- return( EFI_NOT_STARTED );\r
- break;\r
+ case EfiSimpleNetworkStopped:\r
+ return( EFI_NOT_STARTED );\r
+ break;\r
\r
- default:\r
- return( EFI_DEVICE_ERROR );\r
- break;\r
- }\r
+ default:\r
+ return( EFI_DEVICE_ERROR );\r
+ break;\r
+ }\r
\r
- return( Success );\r
+ return( Success );\r
}\r
\r
/**\r
EFI_STATUS\r
EFIAPI\r
UnixSnpShutdown(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This\r
- )\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This\r
+ )\r
{\r
- UNIX_SNP_PRIVATE_DATA* Private;\r
- EFI_STATUS Success = EFI_SUCCESS;\r
-\r
- Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
-\r
- switch ( Private->Snp.Mode->State )\r
- {\r
- case EfiSimpleNetworkInitialized:\r
- break;\r
-\r
- case EfiSimpleNetworkStopped:\r
- return( EFI_NOT_STARTED );\r
- break;\r
-\r
- default:\r
- return( EFI_DEVICE_ERROR );\r
- break;\r
- }\r
-\r
- Private->Snp.Mode->State = EfiSimpleNetworkStarted;\r
-\r
- Private->Mode.ReceiveFilterSetting = 0;\r
- Private->Mode.MCastFilterCount = 0;\r
- ZeroMem( Private->Mode.MCastFilter, sizeof( Private->Mode.MCastFilter ) );\r
-\r
- if ( Private->Snp.WaitForPacket != NULL )\r
- {\r
- gBS->CloseEvent( Private->Snp.WaitForPacket );\r
- Private->Snp.WaitForPacket = NULL;\r
- }\r
-\r
- if ( Private->BpfFd != 0 )\r
- {\r
- Private->UnixThunk->Close( Private->BpfFd );\r
- Private->BpfFd = 0;\r
- }\r
-\r
- if ( Private->ReadBuffer != NULL )\r
- {\r
- FreePool( Private->ReadBuffer );\r
- Private->CurrentReadPointer = Private->EndReadPointer = Private->ReadBuffer = NULL;\r
- }\r
-\r
- return( Success );\r
+ UNIX_SNP_PRIVATE_DATA* Private;\r
+ EFI_STATUS Success = EFI_SUCCESS;\r
+\r
+ Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
+\r
+ switch ( Private->Snp.Mode->State )\r
+ {\r
+ case EfiSimpleNetworkInitialized:\r
+ break;\r
+\r
+ case EfiSimpleNetworkStopped:\r
+ return( EFI_NOT_STARTED );\r
+ break;\r
+\r
+ default:\r
+ return( EFI_DEVICE_ERROR );\r
+ break;\r
+ }\r
+\r
+ Private->Snp.Mode->State = EfiSimpleNetworkStarted;\r
+\r
+ Private->Mode.ReceiveFilterSetting = 0;\r
+ Private->Mode.MCastFilterCount = 0;\r
+ ZeroMem( Private->Mode.MCastFilter, sizeof( Private->Mode.MCastFilter ) );\r
+\r
+ if ( Private->Snp.WaitForPacket != NULL )\r
+ {\r
+ gBS->CloseEvent( Private->Snp.WaitForPacket );\r
+ Private->Snp.WaitForPacket = NULL;\r
+ }\r
+\r
+ if ( Private->BpfFd != 0 )\r
+ {\r
+ Private->UnixThunk->Close( Private->BpfFd );\r
+ Private->BpfFd = 0;\r
+ }\r
+\r
+ if ( Private->ReadBuffer != NULL )\r
+ {\r
+ FreePool( Private->ReadBuffer );\r
+ Private->CurrentReadPointer = Private->EndReadPointer = Private->ReadBuffer = NULL;\r
+ }\r
+\r
+ return( Success );\r
}\r
\r
/**\r
EFI_STATUS\r
EFIAPI\r
UnixSnpReceiveFilters(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN UINT32 EnableBits,\r
- IN UINT32 DisableBits,\r
- IN BOOLEAN ResetMcastFilter,\r
- IN UINTN McastFilterCount OPTIONAL,\r
- IN EFI_MAC_ADDRESS* McastFilter OPTIONAL\r
- )\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN UINT32 EnableBits,\r
+ IN UINT32 DisableBits,\r
+ IN BOOLEAN ResetMcastFilter,\r
+ IN UINTN McastFilterCount OPTIONAL,\r
+ IN EFI_MAC_ADDRESS* McastFilter OPTIONAL\r
+ )\r
{\r
- UNIX_SNP_PRIVATE_DATA* Private;\r
+ UNIX_SNP_PRIVATE_DATA* Private;\r
\r
- Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
+ Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
\r
// ReturnValue = GlobalData->NtNetUtilityTable.SetReceiveFilter (\r
// Instance->InterfaceInfo.InterfaceIndex,\r
// McastFilter\r
// );\r
\r
- // For now, just succeed...\r
- return( EFI_SUCCESS );\r
+ // For now, just succeed...\r
+ return( EFI_SUCCESS );\r
}\r
\r
/**\r
EFI_STATUS\r
EFIAPI\r
UnixSnpStationAddress(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN BOOLEAN Reset,\r
- IN EFI_MAC_ADDRESS* NewMacAddr OPTIONAL\r
- )\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN BOOLEAN Reset,\r
+ IN EFI_MAC_ADDRESS* NewMacAddr OPTIONAL\r
+ )\r
{\r
- return( EFI_UNSUPPORTED );\r
+ return( EFI_UNSUPPORTED );\r
}\r
\r
/**\r
EFI_STATUS\r
EFIAPI\r
UnixSnpStatistics(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN BOOLEAN Reset,\r
- IN OUT UINTN* StatisticsSize OPTIONAL,\r
- OUT EFI_NETWORK_STATISTICS* StatisticsTable OPTIONAL\r
- )\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN BOOLEAN Reset,\r
+ IN OUT UINTN* StatisticsSize OPTIONAL,\r
+ OUT EFI_NETWORK_STATISTICS* StatisticsTable OPTIONAL\r
+ )\r
{\r
- return( EFI_UNSUPPORTED );\r
+ return( EFI_UNSUPPORTED );\r
}\r
\r
/**\r
EFI_STATUS\r
EFIAPI\r
UnixSnpMcastIptoMac(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN BOOLEAN Ipv6,\r
- IN EFI_IP_ADDRESS* Ip,\r
- OUT EFI_MAC_ADDRESS* Mac\r
- )\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN BOOLEAN Ipv6,\r
+ IN EFI_IP_ADDRESS* Ip,\r
+ OUT EFI_MAC_ADDRESS* Mac\r
+ )\r
{\r
- return( EFI_UNSUPPORTED );\r
+ return( EFI_UNSUPPORTED );\r
}\r
\r
\r
EFI_STATUS\r
EFIAPI\r
UnixSnpNvdata(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN BOOLEAN ReadOrWrite,\r
- IN UINTN Offset,\r
- IN UINTN BufferSize,\r
- IN OUT VOID* Buffer\r
- )\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN BOOLEAN ReadOrWrite,\r
+ IN UINTN Offset,\r
+ IN UINTN BufferSize,\r
+ IN OUT VOID* Buffer\r
+ )\r
{\r
- return( EFI_UNSUPPORTED );\r
+ return( EFI_UNSUPPORTED );\r
}\r
\r
\r
EFI_STATUS\r
EFIAPI\r
UnixSnpGetStatus(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- OUT UINT32* InterruptStatus,\r
- OUT VOID** TxBuffer\r
- )\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ OUT UINT32* InterruptStatus,\r
+ OUT VOID** TxBuffer\r
+ )\r
{\r
- if ( TxBuffer != NULL )\r
- {\r
- *( ( UINT8 ** ) TxBuffer ) = ( UINT8 * ) 1;\r
- }\r
+ if ( TxBuffer != NULL )\r
+ {\r
+ *( ( UINT8 ** ) TxBuffer ) = ( UINT8 * ) 1;\r
+ }\r
\r
- if ( InterruptStatus != NULL )\r
- {\r
- *InterruptStatus = EFI_SIMPLE_NETWORK_TRANSMIT_INTERRUPT;\r
- }\r
+ if ( InterruptStatus != NULL )\r
+ {\r
+ *InterruptStatus = EFI_SIMPLE_NETWORK_TRANSMIT_INTERRUPT;\r
+ }\r
\r
- return( EFI_SUCCESS );\r
+ return( EFI_SUCCESS );\r
}\r
\r
\r
EFI_STATUS\r
EFIAPI\r
UnixSnpTransmit(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- IN UINTN HeaderSize,\r
- IN UINTN BufferSize,\r
- IN VOID* Buffer,\r
- IN EFI_MAC_ADDRESS* SrcAddr OPTIONAL,\r
- IN EFI_MAC_ADDRESS* DestAddr OPTIONAL,\r
- IN UINT16* Protocol OPTIONAL\r
- )\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ IN UINTN HeaderSize,\r
+ IN UINTN BufferSize,\r
+ IN VOID* Buffer,\r
+ IN EFI_MAC_ADDRESS* SrcAddr OPTIONAL,\r
+ IN EFI_MAC_ADDRESS* DestAddr OPTIONAL,\r
+ IN UINT16* Protocol OPTIONAL\r
+ )\r
{\r
- UNIX_SNP_PRIVATE_DATA* Private;\r
- EthernetHeader* EnetHeader;\r
- INTN Result;\r
-\r
- Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
-\r
- if ( This->Mode->State < EfiSimpleNetworkStarted )\r
- {\r
- return( EFI_NOT_STARTED );\r
- }\r
-\r
- if ( HeaderSize != 0 )\r
- {\r
- if ( ( DestAddr == NULL ) || ( Protocol == NULL ) || ( HeaderSize != This->Mode->MediaHeaderSize ) )\r
- {\r
- return( EFI_INVALID_PARAMETER );\r
- }\r
-\r
- if ( SrcAddr == NULL )\r
- {\r
- SrcAddr = &This->Mode->CurrentAddress;\r
- }\r
-\r
- EnetHeader = ( EthernetHeader * ) Buffer;\r
-\r
- CopyMem( EnetHeader->DstAddr, DestAddr, NET_ETHER_ADDR_LEN );\r
- CopyMem( EnetHeader->SrcAddr, SrcAddr, NET_ETHER_ADDR_LEN );\r
-\r
- EnetHeader->Type = HTONS( *Protocol );\r
- }\r
-\r
- Result = Private->UnixThunk->Write( Private->BpfFd, Buffer, BufferSize );\r
-\r
- if ( Result < 0 )\r
- {\r
- return( EFI_DEVICE_ERROR );\r
- }\r
- else\r
- {\r
- return( EFI_SUCCESS );\r
- }\r
+ UNIX_SNP_PRIVATE_DATA* Private;\r
+ EthernetHeader* EnetHeader;\r
+ INTN Result;\r
+\r
+ Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
+\r
+ if ( This->Mode->State < EfiSimpleNetworkStarted )\r
+ {\r
+ return( EFI_NOT_STARTED );\r
+ }\r
+\r
+ if ( HeaderSize != 0 )\r
+ {\r
+ if ( ( DestAddr == NULL ) || ( Protocol == NULL ) || ( HeaderSize != This->Mode->MediaHeaderSize ) )\r
+ {\r
+ return( EFI_INVALID_PARAMETER );\r
+ }\r
+\r
+ if ( SrcAddr == NULL )\r
+ {\r
+ SrcAddr = &This->Mode->CurrentAddress;\r
+ }\r
+\r
+ EnetHeader = ( EthernetHeader * ) Buffer;\r
+\r
+ CopyMem( EnetHeader->DstAddr, DestAddr, NET_ETHER_ADDR_LEN );\r
+ CopyMem( EnetHeader->SrcAddr, SrcAddr, NET_ETHER_ADDR_LEN );\r
+\r
+ EnetHeader->Type = HTONS( *Protocol );\r
+ }\r
+\r
+ Result = Private->UnixThunk->Write( Private->BpfFd, Buffer, BufferSize );\r
+\r
+ if ( Result < 0 )\r
+ {\r
+ return( EFI_DEVICE_ERROR );\r
+ }\r
+ else\r
+ {\r
+ return( EFI_SUCCESS );\r
+ }\r
}\r
\r
/**\r
EFI_STATUS\r
EFIAPI\r
UnixSnpReceive(\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
- OUT UINTN* HeaderSize OPTIONAL,\r
- IN OUT UINTN* BuffSize,\r
- OUT VOID* Buffer,\r
- OUT EFI_MAC_ADDRESS* SourceAddr OPTIONAL,\r
- OUT EFI_MAC_ADDRESS* DestinationAddr OPTIONAL,\r
- OUT UINT16* Protocol OPTIONAL\r
- )\r
+ IN EFI_SIMPLE_NETWORK_PROTOCOL* This,\r
+ OUT UINTN* HeaderSize OPTIONAL,\r
+ IN OUT UINTN* BuffSize,\r
+ OUT VOID* Buffer,\r
+ OUT EFI_MAC_ADDRESS* SourceAddr OPTIONAL,\r
+ OUT EFI_MAC_ADDRESS* DestinationAddr OPTIONAL,\r
+ OUT UINT16* Protocol OPTIONAL\r
+ )\r
{\r
- UNIX_SNP_PRIVATE_DATA* Private;\r
- struct bpf_hdr* BpfHeader;\r
- EthernetHeader* EnetHeader;\r
- EFI_STATUS Status = EFI_SUCCESS;\r
- INTN Result;\r
-\r
- if ( This->Mode->State < EfiSimpleNetworkStarted )\r
- {\r
- return( EFI_NOT_STARTED );\r
- }\r
-\r
- Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
-\r
- //\r
- // Do we have any remaining packets from the previous read?\r
- //\r
- if ( Private->CurrentReadPointer >= Private->EndReadPointer )\r
- {\r
- Result = Private->UnixThunk->Read( Private->BpfFd, Private->ReadBuffer, Private->ReadBufferSize );\r
-\r
- if ( Result < 0 )\r
- {\r
- Result = Private->UnixThunk->GetErrno();\r
-\r
- //\r
- // EAGAIN means that there's no I/O outstanding against this file descriptor.\r
- //\r
- if ( Result == EAGAIN )\r
- {\r
- return( EFI_NOT_READY );\r
- }\r
- else\r
- {\r
- return( EFI_DEVICE_ERROR );\r
- }\r
- }\r
-\r
- if ( Result == 0 )\r
- {\r
- return( EFI_NOT_READY );\r
- }\r
-\r
- Private->CurrentReadPointer = Private->ReadBuffer;\r
- Private->EndReadPointer = Private->CurrentReadPointer + Result;\r
- }\r
-\r
- BpfHeader = Private->CurrentReadPointer;\r
- EnetHeader = Private->CurrentReadPointer + BpfHeader->bh_hdrlen;\r
-\r
- if ( BpfHeader->bh_caplen > *BuffSize )\r
- {\r
- *BuffSize = BpfHeader->bh_caplen;\r
- return( EFI_BUFFER_TOO_SMALL );\r
- }\r
-\r
- CopyMem( Buffer, EnetHeader, BpfHeader->bh_caplen );\r
- *BuffSize = BpfHeader->bh_caplen;\r
-\r
- if ( HeaderSize != NULL )\r
- {\r
- *HeaderSize = sizeof( EthernetHeader );\r
- }\r
-\r
- if ( DestinationAddr != NULL )\r
- {\r
- ZeroMem( DestinationAddr, sizeof( EFI_MAC_ADDRESS ) );\r
- CopyMem( DestinationAddr, EnetHeader->DstAddr, NET_ETHER_ADDR_LEN );\r
- }\r
-\r
- if ( SourceAddr != NULL )\r
- {\r
- ZeroMem( SourceAddr, sizeof( EFI_MAC_ADDRESS ) );\r
- CopyMem( SourceAddr, EnetHeader->SrcAddr, NET_ETHER_ADDR_LEN );\r
- }\r
-\r
- if ( Protocol != NULL )\r
- {\r
- *Protocol = NTOHS( EnetHeader->Type );\r
- }\r
-\r
- Private->CurrentReadPointer += BPF_WORDALIGN( BpfHeader->bh_hdrlen + BpfHeader->bh_caplen );\r
-\r
- return( Status );\r
+ UNIX_SNP_PRIVATE_DATA* Private;\r
+ struct bpf_hdr* BpfHeader;\r
+ EthernetHeader* EnetHeader;\r
+ EFI_STATUS Status = EFI_SUCCESS;\r
+ INTN Result;\r
+\r
+ if ( This->Mode->State < EfiSimpleNetworkStarted )\r
+ {\r
+ return( EFI_NOT_STARTED );\r
+ }\r
+\r
+ Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( This );\r
+\r
+ //\r
+ // Do we have any remaining packets from the previous read?\r
+ //\r
+ if ( Private->CurrentReadPointer >= Private->EndReadPointer )\r
+ {\r
+ Result = Private->UnixThunk->Read( Private->BpfFd, Private->ReadBuffer, Private->ReadBufferSize );\r
+\r
+ if ( Result < 0 )\r
+ {\r
+ Result = Private->UnixThunk->GetErrno();\r
+\r
+ //\r
+ // EAGAIN means that there's no I/O outstanding against this file descriptor.\r
+ //\r
+ if ( Result == EAGAIN )\r
+ {\r
+ return( EFI_NOT_READY );\r
+ }\r
+ else\r
+ {\r
+ return( EFI_DEVICE_ERROR );\r
+ }\r
+ }\r
+\r
+ if ( Result == 0 )\r
+ {\r
+ return( EFI_NOT_READY );\r
+ }\r
+\r
+ Private->CurrentReadPointer = Private->ReadBuffer;\r
+ Private->EndReadPointer = Private->CurrentReadPointer + Result;\r
+ }\r
+\r
+ BpfHeader = Private->CurrentReadPointer;\r
+ EnetHeader = Private->CurrentReadPointer + BpfHeader->bh_hdrlen;\r
+\r
+ if ( BpfHeader->bh_caplen > *BuffSize )\r
+ {\r
+ *BuffSize = BpfHeader->bh_caplen;\r
+ return( EFI_BUFFER_TOO_SMALL );\r
+ }\r
+\r
+ CopyMem( Buffer, EnetHeader, BpfHeader->bh_caplen );\r
+ *BuffSize = BpfHeader->bh_caplen;\r
+\r
+ if ( HeaderSize != NULL )\r
+ {\r
+ *HeaderSize = sizeof( EthernetHeader );\r
+ }\r
+\r
+ if ( DestinationAddr != NULL )\r
+ {\r
+ ZeroMem( DestinationAddr, sizeof( EFI_MAC_ADDRESS ) );\r
+ CopyMem( DestinationAddr, EnetHeader->DstAddr, NET_ETHER_ADDR_LEN );\r
+ }\r
+\r
+ if ( SourceAddr != NULL )\r
+ {\r
+ ZeroMem( SourceAddr, sizeof( EFI_MAC_ADDRESS ) );\r
+ CopyMem( SourceAddr, EnetHeader->SrcAddr, NET_ETHER_ADDR_LEN );\r
+ }\r
+\r
+ if ( Protocol != NULL )\r
+ {\r
+ *Protocol = NTOHS( EnetHeader->Type );\r
+ }\r
+\r
+ Private->CurrentReadPointer += BPF_WORDALIGN( BpfHeader->bh_hdrlen + BpfHeader->bh_caplen );\r
+\r
+ return( Status );\r
}\r
\r
\r
VOID\r
EFIAPI\r
UnixSnpWaitForPacketNotify(\r
- IN EFI_EVENT Event,\r
- IN VOID* Context\r
- )\r
+ IN EFI_EVENT Event,\r
+ IN VOID* Context\r
+ )\r
{\r
- UNIX_SNP_PRIVATE_DATA* Private;\r
+ UNIX_SNP_PRIVATE_DATA* Private;\r
\r
- Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( Context );\r
+ Private = UNIX_SNP_PRIVATE_DATA_FROM_SNP_THIS( Context );\r
\r
- if ( Private->Snp.Mode->State < EfiSimpleNetworkStarted )\r
- {\r
- return;\r
- }\r
+ if ( Private->Snp.Mode->State < EfiSimpleNetworkStarted )\r
+ {\r
+ return;\r
+ }\r
}\r
\r
\r
**/\r
EFI_STATUS\r
InitializeUnixSnpDriver(\r
- IN EFI_HANDLE ImageHandle,\r
- IN EFI_SYSTEM_TABLE* SystemTable\r
- )\r
+ IN EFI_HANDLE ImageHandle,\r
+ IN EFI_SYSTEM_TABLE* SystemTable\r
+ )\r
{\r
- EFI_STATUS Status;\r
-\r
- //\r
- // Install the Driver Protocols\r
- //\r
-\r
- Status = EfiLibInstallDriverBindingComponentName2(\r
- ImageHandle,\r
- SystemTable,\r
- &gUnixSnpDriverBinding,\r
- ImageHandle,\r
- &gUnixSnpDriverComponentName,\r
- &gUnixSnpDriverComponentName2\r
- );\r
-\r
- return( Status );\r
+ EFI_STATUS Status;\r
+\r
+ //\r
+ // Install the Driver Protocols\r
+ //\r
+\r
+ Status = EfiLibInstallDriverBindingComponentName2(\r
+ ImageHandle,\r
+ SystemTable,\r
+ &gUnixSnpDriverBinding,\r
+ ImageHandle,\r
+ &gUnixSnpDriverComponentName,\r
+ &gUnixSnpDriverComponentName2\r
+ );\r
+\r
+ return( Status );\r
}\r
projects / mirror_edk2.git / blobdiff