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Diffstat (limited to 'private/ntos/ndis/testprot/tpdrvr/media.h')
| -rw-r--r-- | private/ntos/ndis/testprot/tpdrvr/media.h | 350 |
1 files changed, 350 insertions, 0 deletions
diff --git a/private/ntos/ndis/testprot/tpdrvr/media.h b/private/ntos/ndis/testprot/tpdrvr/media.h new file mode 100644 index 000000000..8bc1e5677 --- /dev/null +++ b/private/ntos/ndis/testprot/tpdrvr/media.h @@ -0,0 +1,350 @@ +/*++ + +Copyright (c) 1990 Microsoft Corporation + +Module Name: + + media.h + +Abstract: + + Functions used to determine information about a specific MAC, it's + packet size, and other media specifici information. + +Author: + + Tom Adams (tomad) 14-Jul-1990 + +Environment: + + Kernel mode, FSD + +Revision History: + + Tom Adams (tomad) 03-Jan-1991 Changed to support all MAC types. + + SanjeevK (sanjeevk) 04-06-1993 + 1. Added Arcnet support + +--*/ + +// +// Medium array is used during NdisOpenAdapter to determine the +// media being supported by the card. +// +#define NDIS_MEDIUM_ARRAY_SIZE 5 + +extern NDIS_MEDIUM NdisMediumArray[NDIS_MEDIUM_ARRAY_SIZE]; + +// +// Media Specific Information used to describe the form of a packet and +// the device being used in this instance. +// +// The Media of interest are +// +// 802.3 +// 802.5 (TokenRing) +// FDDI +// ARCNET +// +// No special differentiation will be made between 802.3 and DIX +// + +typedef struct _TP_MEDIA_INFO { + NDIS_MEDIUM MediumType; // MAC type being used + USHORT HeaderSize; // Packet Header size if (exists) + USHORT Padding; // Pad to align TP_PACKET_HEADER + USHORT AddressLen; // Address length for the Media + USHORT SrcAddrOffset; + USHORT DestAddrOffset; + ULONG MaxPacketLen; // Maximum packet length for Media +} TP_MEDIA_INFO, *PTP_MEDIA_INFO; + +// +// Ethernet Specific Information +// +// The Ethernet Packet Header is constructed as follows: +// +// +------------------------------------------+ +// | Dest | Src | Sz | Data | +// +------------------------------------------+ +// +// The Src and Dest fields represent the source and destination addresses +// and are 6 bytes long each, the Sz field represents represents the size +// of the Data, and finally there is the Data area itself. +// + +#define ETHERNET_ADDRESS_LEN 6 + +#define ETHERNET_SRC_ADDRESS_OFFSET ETHERNET_ADDRESS_LEN + +#define ETHERNET_DEST_ADDRESS_OFFSET 0 + +#define ETHERNET_DATASIZE_LEN 2 + +#define ETHERNET_DATA_LEN 1500 + +#define ETHERNET_HEADER_SIZE (( ETHERNET_ADDRESS_LEN * 2 ) + \ + ETHERNET_DATASIZE_LEN ) + +#define ETHERNET_PACKET_SIZE ( ETHERNET_HEADER_SIZE + \ + ETHERNET_DATA_LEN ) + +#define ETHERNET_MIN_DATA_LEN 46 + +#define ETHERNET_MIN_PACKET_SIZE ( ETHERNET_HEADER_SIZE + \ + ETHERNET_MIN_DATA_LEN ) + +#define ETHERNET_PADDING 2 + +// +// Default Adapter name to be input from Configuration Manager +// +//#define ETHERNET_ADAPTER_NAME "\\device\\elnkii" + +// +// TokenRing Specific Information +// +// +// The Token Ring Packet Header is constructed as follows: +// +// +---------------------------------------------------+ +// | AC | FC | Dest | Src | Data | +// +---------------------------------------------------+ +// +// The AC and FC fields are used to store tokenring information, each is +// one byte long. The Src and Dest fields represent the source and +// destination addresses and are 6 bytes long each, and finally there +// is the Data area itself. +// + +#define TOKENRING_ACFC_SIZE 2 + +#define TOKENRING_ADDRESS_LEN 6 + +#define TOKENRING_SRC_ADDRESS_OFFSET ( TOKENRING_ADDRESS_LEN + \ + TOKENRING_ACFC_SIZE ) + +#define TOKENRING_DEST_ADDRESS_OFFSET TOKENRING_ACFC_SIZE + +#define TOKENRING_HEADER_SIZE (( TOKENRING_ADDRESS_LEN * 2) + \ + TOKENRING_ACFC_SIZE ) + +#define TOKENRING_DATA_LEN ( 8192 - TOKENRING_HEADER_SIZE ) +// 17K if 16MB or 8K if 4MB + +#define TOKENRING_PACKET_SIZE ( TOKENRING_HEADER_SIZE + \ + TOKENRING_DATA_LEN ) + +#define TOKENRING_PADDING 2 + +// +// FDDI Specific Information +// +// +// The FDDI Packet Header is constructed as follows: +// +// +----------------------------------------------+ +// | XX | Dest | Src | Data | +// +----------------------------------------------+ +// +// The XX field is used to store fddi information, it is one byte +// long. The Src and Dest fields represent the source and destination +// addresses and are 6 bytes long each, and finally there is the +// Data area itself. +// + +#define FDDI_XX_SIZE 1 + +#define FDDI_ADDRESS_LEN 6 + +#define FDDI_SRC_ADDRESS_OFFSET ( FDDI_ADDRESS_LEN + FDDI_XX_SIZE ) + +#define FDDI_DEST_ADDRESS_OFFSET FDDI_XX_SIZE + +#define FDDI_HEADER_SIZE (( FDDI_ADDRESS_LEN * 2) + FDDI_XX_SIZE ) + +#define FDDI_DATA_LEN 8192 // 17K if 16MB or 8K if 4MB + +#define FDDI_PACKET_SIZE ( FDDI_HEADER_SIZE + FDDI_DATA_LEN ) + +#define FDDI_PADDING 2 + + + +// +// STARTCHANGE +// + +// +// ARCNET Specific Information +// +// +// The ARCNET Software Packet Header is constructed as follows: +// +// +----------------------------------------------------------+ +// | Source | Destination | ProtocolID | Data | +// +----------------------------------------------------------+ +// 1 1 1 0 - 120*504 or 60480 +// +// CURRENT ARCNET SOFTWARE HEADER +// +// The ARCNET Software Packet Header is constructed as follows: +// +// +----------------------------------------------------------+ +// | Source | Destination | ProtocolID | Data | +// +----------------------------------------------------------+ +// 1 1 1 0 - 3*504 or 1512 +// +// +// The Src and Dest fields represent the source and destination +// addresses and are 1 byte long each. The ProtocolID represent +// the ID of the protocol communicating with the Arcnet MAC driver +// And finally there is Data area itself. +// +// An actual Arcnet Software packet looks like the following. The current provisions +// for the native ARCNET driver will be responsible for handling these type internally +// thereby providing ease of packet exchange between the MAC(N) and the layer above the MAC(N+1) +// +// SHORT PACKET (Octet) +// +---+ +// Source | 1 | +// +---+ +// Destination | 1 | +// +---+ +// ByteOffset | 1 | +// +---------+ +// Unused | 0 - 249 | PACKET CONSTANT LENGTH = 256 octets +// +---------+ MAXIMUM # of FRAGEMENTS = 120 +// ProcolID | 1 | +// +---+ +// Split Flag | 1 | +// +---+---+ +// Seqence # | 2 | +// +----------+ +// Data | 0 - 249 | +// +----------+ +// +// EXCEPTION PACKET (Octet) +// +---+ +// Source | 1 | +// +---+ +// Destination | 1 | +// +---+ +// Long Packet Flag | 1 | = 0 +// +---+ +// ByteOffset | 1 | +// +-----------+ +// Unused | 248 - 250 | PACKET CONSTANT LENGTH = 512 octets +// +-----------+ MAXIMUM # of FRAGEMENTS = 120 +// Pad1 ProcolID | 1 | +// +---+ +// Pad2 Split Flag | 1 | = FF +// +---+ +// Pad3 | 1 | +// +---+ +// Pad4 | 1 | +// +---+ +// ProcolID | 1 | +// +---+ +// Split Flag | 1 | +// +---+---+ +// Seqence # | 2 | +// +-----------+ +// Data | 250 - 252 | +// +-----------+ +// +// +// LONG PACKET (Octet) +// +---+ +// Source | 1 | +// +---+ +// Destination | 1 | +// +---+ +// Long Packet Flag | 1 | = 0 +// +---+ +// ByteOffset | 1 | +// +---------+ +// Unused | 0 - 251 | PACKET CONSTANT LENGTH = 512 octets +// +---------+ MAXIMUM # of FRAGEMENTS = 120 +// ProcolID | 1 | +// +---+ +// Split Flag | 1 | +// +---+---+ +// Seqence # | 2 | +// +-----------+ +// Data | 253 - 504 | +// +-----------+ +// +// The software packet is further broken down into 5 different categories on the wire +// The frame formats are: +// +// INVITATION TO TRANSMIT (ASCII EOT) +// FREE BUFFER ENQUIRY (ASCII ENQ) +// PACKET-DATA (ASCII SOH) +// ACK (ASCII ACK) +// NACK (ASCII NAK) +// The Destination octet is duplicated on the wire, the unused data buffer is not transmitted +// and a 2 octect CRC is generated with the PACKET-DATA format. +// + +#define ARCNET_ADDRESS_LEN 1 + +#define ARCNET_SRC_ADDRESS_OFFSET 0 + +#define ARCNET_DEST_ADDRESS_OFFSET ARCNET_ADDRESS_LEN + +#define ARCNET_PROTID_OFFSET ARCNET_DEST_ADDRESS_OFFSET + ARCNET_ADDRESS_LEN + +#define ARCNET_PROTID_LEN 1 + +#define ARCNET_HEADER_SIZE (( ARCNET_ADDRESS_LEN * 2) + ARCNET_PROTID_LEN ) + +#define ARCNET_DATA_LEN 1512 + +#define ARCNET_PACKET_SIZE ( ARCNET_HEADER_SIZE + ARCNET_DATA_LEN ) + +#define ARCNET_MIN_DATA_LEN 0 + +#define ARCNET_MIN_PACKET_SIZE ( ARCNET_HEADER_SIZE + ARCNET_MIN_DATA_LEN ) + +#define ARCNET_PADDING 0 + +// +// STOPCHANGE +// + + +// +// Media Initialization routine. +// + +NDIS_STATUS +TpInitMedia( + POPEN_BLOCK OpenP, + ULONG FrameSize + ); + +BOOLEAN +TpInitMediaHeader( + PFUNC1_PACKET F1Packet, + PTP_MEDIA_INFO Media, + PUCHAR DestAddr, + PUCHAR SrcAddr, + INT PacketSize + ); + +VOID +TpInitPoolMediaHeader( + PFUNC1_PACKET F1Packet, + PTP_MEDIA_INFO Media, + PUCHAR DestAddr + ); + +VOID +TpInitTruncatedMediaHeader( + PFUNC1_PACKET F1Packet, + PTP_MEDIA_INFO Media, + PUCHAR DestAddr, + INT PacketSize + ); |