/*++ Copyright 1991-1998 Microsoft Corporation Module Name: dlcapi.h Abstract: This module defines 32-bit Windows/NT DLC structures and manifests Revision History: --*/ #ifndef _DLCAPI_ #define _DLCAPI_ #ifdef __cplusplus extern "C" { #endif // // DLC Command Codes // #define LLC_DIR_INTERRUPT 0x00 #define LLC_DIR_OPEN_ADAPTER 0x03 #define LLC_DIR_CLOSE_ADAPTER 0x04 #define LLC_DIR_SET_MULTICAST_ADDRESS 0x05 #define LLC_DIR_SET_GROUP_ADDRESS 0x06 #define LLC_DIR_SET_FUNCTIONAL_ADDRESS 0x07 #define LLC_DIR_READ_LOG 0x08 #define LLC_TRANSMIT_FRAMES 0x09 #define LLC_TRANSMIT_DIR_FRAME 0x0A #define LLC_TRANSMIT_I_FRAME 0x0B #define LLC_TRANSMIT_UI_FRAME 0x0D #define LLC_TRANSMIT_XID_CMD 0x0E #define LLC_TRANSMIT_XID_RESP_FINAL 0x0F #define LLC_TRANSMIT_XID_RESP_NOT_FINAL 0x10 #define LLC_TRANSMIT_TEST_CMD 0x11 #define LLC_DLC_RESET 0x14 #define LLC_DLC_OPEN_SAP 0x15 #define LLC_DLC_CLOSE_SAP 0x16 #define LLC_DLC_REALLOCATE_STATIONS 0x17 #define LLC_DLC_OPEN_STATION 0x19 #define LLC_DLC_CLOSE_STATION 0x1A #define LLC_DLC_CONNECT_STATION 0x1B #define LLC_DLC_MODIFY 0x1C #define LLC_DLC_FLOW_CONTROL 0x1D #define LLC_DLC_STATISTICS 0x1E #define LLC_DIR_INITIALIZE 0x20 #define LLC_DIR_STATUS 0x21 #define LLC_DIR_TIMER_SET 0x22 #define LLC_DIR_TIMER_CANCEL 0x23 #define LLC_BUFFER_GET 0x26 #define LLC_BUFFER_FREE 0x27 #define LLC_RECEIVE 0x28 #define LLC_RECEIVE_CANCEL 0x29 #define LLC_RECEIVE_MODIFY 0x2A #define LLC_DIR_TIMER_CANCEL_GROUP 0x2C #define LLC_DIR_SET_EXCEPTION_FLAGS 0x2D #define LLC_BUFFER_CREATE 0x30 #define LLC_READ 0x31 #define LLC_READ_CANCEL 0x32 #define LLC_DLC_SET_THRESHOLD 0x33 #define LLC_DIR_CLOSE_DIRECT 0x34 #define LLC_DIR_OPEN_DIRECT 0x35 #define LLC_MAX_DLC_COMMAND 0x37 // // forward definitions // union _LLC_PARMS; typedef union _LLC_PARMS LLC_PARMS, *PLLC_PARMS; // // Parameters. Can be pointer to a parameter table (32-bit flat address), // a single 32-bit ULONG, 2 16-bit USHORTs or 4 8-bit BYTEs // typedef union { PLLC_PARMS pParameterTable; // pointer to the parameter table struct { USHORT usStationId; // Station id USHORT usParameter; // optional parameter } dlc; struct { USHORT usParameter0; // first optional parameter USHORT usParameter1; // second optional parameter } dir; UCHAR auchBuffer[4]; // group/functional address ULONG ulParameter; } CCB_PARMS; // // LLC_CCB - the Command Control Block structure // typedef struct _LLC_CCB { UCHAR uchAdapterNumber; // Adapter 0 or 1 UCHAR uchDlcCommand; // DLC command UCHAR uchDlcStatus; // DLC command completion code UCHAR uchReserved1; // reserved for DLC DLL struct _LLC_CCB* pNext; // CCB chain ULONG ulCompletionFlag; // used in command completion CCB_PARMS u; // parameters HANDLE hCompletionEvent; // event for command completion UCHAR uchReserved2; // reserved for DLC DLL UCHAR uchReadFlag; // set when special READ CCB chained USHORT usReserved3; // reserved for DLC DLL } LLC_CCB, *PLLC_CCB; // // transmit/receive buffers // union _LLC_BUFFER; typedef union _LLC_BUFFER LLC_BUFFER, *PLLC_BUFFER; typedef struct { PLLC_BUFFER pNextBuffer; // next DLC buffer in frame USHORT cbFrame; // length of the whole received frame USHORT cbBuffer; // length of this segment USHORT offUserData; // offset of data from descriptor header USHORT cbUserData; // length of the data } LLC_NEXT_BUFFER; typedef struct { PLLC_BUFFER pNextBuffer; // next buffer of frame USHORT cbFrame; // length of entire frame USHORT cbBuffer; // length of this buffer USHORT offUserData; // user data in this struct USHORT cbUserData; // length of user data USHORT usStationId; // ssnn station id UCHAR uchOptions; // option byte from RECEIVE param tbl UCHAR uchMsgType; // the message type USHORT cBuffersLeft; // number of basic buffer units left UCHAR uchRcvFS; // the reveived frame status UCHAR uchAdapterNumber; // adapter number PLLC_BUFFER pNextFrame; // pointer to next frame UCHAR cbLanHeader; // length of the lan header UCHAR cbDlcHeader; // length of the DLC header UCHAR auchLanHeader[32]; // lan header of the received frame UCHAR auchDlcHeader[4]; // dlc header of the received frame USHORT usPadding; // data begins from offset 64 !!! } LLC_NOT_CONTIGUOUS_BUFFER; typedef struct { PLLC_BUFFER pNextBuffer; // next buffer of frame USHORT cbFrame; // length of entire frame USHORT cbBuffer; // length of this buffer USHORT offUserData; // user data in this struct USHORT cbUserData; // length of user data USHORT usStationId; // ssnn station id UCHAR uchOptions; // option byte from RECEIVE param tbl UCHAR uchMsgType; // the message type USHORT cBuffersLeft; // number of basic buffer units left UCHAR uchRcvFS; // the reveived frame status UCHAR uchAdapterNumber; // adapter number PLLC_BUFFER pNextFrame; // pointer to next frame } LLC_CONTIGUOUS_BUFFER; // // Received frames are returned in these data structures // union _LLC_BUFFER { PLLC_BUFFER pNext; LLC_NEXT_BUFFER Next; struct LlcNextBuffer { LLC_NEXT_BUFFER Header; UCHAR auchData[]; } Buffer; LLC_NOT_CONTIGUOUS_BUFFER NotContiguous; struct { LLC_NOT_CONTIGUOUS_BUFFER Header; UCHAR auchData[]; } NotCont; LLC_CONTIGUOUS_BUFFER Contiguous; struct { LLC_CONTIGUOUS_BUFFER Header; UCHAR auchData[]; } Cont; }; // // This structure is used by BUFFER.GET, BUFFER.FREE and TRANSMIT // struct _LLC_XMIT_BUFFER; typedef struct _LLC_XMIT_BUFFER LLC_XMIT_BUFFER, *PLLC_XMIT_BUFFER; struct _LLC_XMIT_BUFFER { PLLC_XMIT_BUFFER pNext; // next buffer (or NULL) USHORT usReserved1; // USHORT cbBuffer; // length of transmitted data USHORT usReserved2; // USHORT cbUserData; // length of optional header UCHAR auchData[]; // optional header and transmitted data }; #define LLC_XMIT_BUFFER_SIZE sizeof(LLC_XMIT_BUFFER) // // CCB parameter tables // typedef struct { HANDLE hBufferPool; // handle of new buffer pool PVOID pBuffer; // any buffer in memory ULONG cbBufferSize; // buffer size in bytes ULONG cbMinimumSizeThreshold; // minimum locked size } LLC_BUFFER_CREATE_PARMS, *PLLC_BUFFER_CREATE_PARMS; typedef struct { USHORT usReserved1; // Station id is not used USHORT cBuffersLeft; // free 256 buffer segments ULONG ulReserved; PLLC_XMIT_BUFFER pFirstBuffer; // buffer chain } LLC_BUFFER_FREE_PARMS, *PLLC_BUFFER_FREE_PARMS; typedef struct { USHORT usReserved1; // Station id is not used USHORT cBuffersLeft; // free 256 buffer segments // // cBuffersToGet: number of buffers to get. If 0, the returned buffer list // may consist of segment of different size // USHORT cBuffersToGet; // // cbBufferSize: size of the requested buffers. This will be rounded up to // the next largest segment size: 256, 512, 1024, 2048 or 4096 // USHORT cbBufferSize; PLLC_XMIT_BUFFER pFirstBuffer; } LLC_BUFFER_GET_PARMS, *PLLC_BUFFER_GET_PARMS; // // parameter table for DLC.CONNECT.STATION // typedef struct { USHORT usStationId; // SAP or direct station ID, defines the pool USHORT usReserved; PUCHAR pRoutingInfo; // offset to the routing info } LLC_DLC_CONNECT_PARMS, *PLLC_DLC_CONNECT_PARMS; // // DLC_FLOW_CONTROL Options: // #define LLC_RESET_LOCAL_BUSY_USER 0x80 #define LLC_RESET_LOCAL_BUSY_BUFFER 0xC0 #define LLC_SET_LOCAL_BUSY_USER 0 typedef struct { USHORT usRes; USHORT usStationId; // SAP or link station id UCHAR uchT1; // response timer UCHAR uchT2; // aknowledgment timer UCHAR uchTi; // inactivity timer UCHAR uchMaxOut; // max transmits without ack UCHAR uchMaxIn; // max receives without ack UCHAR uchMaxOutIncr; // dynamic window increment value UCHAR uchMaxRetryCnt; // N2 value (retries) UCHAR uchReserved1; USHORT usMaxInfoFieldLength; // Only for link stations, NEW!!! UCHAR uchAccessPriority; // token ring access priority UCHAR auchReserved3[4]; UCHAR cGroupCount; // number of group SAPs of this SAP PUCHAR pGroupList; // offset to the group list } LLC_DLC_MODIFY_PARMS, *PLLC_DLC_MODIFY_PARMS; #define LLC_XID_HANDLING_IN_APPLICATION 0x08 #define LLC_XID_HANDLING_IN_DLC 0 #define LLC_INDIVIDUAL_SAP 0x04 #define LLC_GROUP_SAP 0x02 #define LLC_MEMBER_OF_GROUP_SAP 0x01 typedef struct { USHORT usStationId; // SAP or link station id USHORT usUserStatValue; // reserved for user UCHAR uchT1; // response timer UCHAR uchT2; // aknowledgment timer UCHAR uchTi; // inactivity timer UCHAR uchMaxOut; // max tramists without ack UCHAR uchMaxIn; // max receives without ack UCHAR uchMaxOutIncr; // dynamic window increment value UCHAR uchMaxRetryCnt; // N2 value (retries) UCHAR uchMaxMembers; // maximum members for group SAP USHORT usMaxI_Field; // maximum length of the Info field UCHAR uchSapValue; // SAP value to be assigned UCHAR uchOptionsPriority; // SAP options and access priority UCHAR uchcStationCount; // maximum number of link stations in sap UCHAR uchReserved2[2]; // UCHAR cGroupCount; // number of group SAPs of this SAP PUCHAR pGroupList; // offset to the group list ULONG DlcStatusFlags; // User notify flag for DLC status changes UCHAR uchReserved3[8]; // reserved UCHAR cLinkStationsAvail; // total number of available link stations } LLC_DLC_OPEN_SAP_PARMS, *PLLC_DLC_OPEN_SAP_PARMS; typedef struct { USHORT usSapStationId; // SAP station id USHORT usLinkStationId; // Link station id UCHAR uchT1; // response timer UCHAR uchT2; // aknowledgment timer UCHAR uchTi; // inactivity timer UCHAR uchMaxOut; // max tramists without ack UCHAR uchMaxIn; // max receives without ack UCHAR uchMaxOutIncr; // dynamic window increment value UCHAR uchMaxRetryCnt; // N2 value (retries) UCHAR uchRemoteSap; // remote SAP of the link USHORT usMaxI_Field; // max I field length UCHAR uchAccessPriority; // token ring access priority PVOID pRemoteNodeAddress; // pointer to the destination address } LLC_DLC_OPEN_STATION_PARMS, *PLLC_DLC_OPEN_STATION_PARMS; #define LLC_INCREASE_LINK_STATIONS 0 #define LLC_DECREASE_LINK_STATIONS 0x80 typedef struct { USHORT usStationId; // ID of affected SAP UCHAR uchOption; // increase of decrease indicator UCHAR uchStationCount; UCHAR uchStationsAvailOnAdapter; UCHAR uchStationsAvailOnSap; UCHAR uchTotalStationsOnAdapter; UCHAR uchTotalStationsOnSap; } LLC_DLC_REALLOCATE_PARMS, *PLLC_DLC_REALLOCATE_PARMS; typedef struct { USHORT usStationId; // SAP station ID USHORT cBufferThreshold; // SAP buffer pool Threshold number PVOID AlertEvent; // alerting event } LLC_DLC_SET_THRESHOLD_PARMS, *PLLC_DLC_SET_THRESHOLD_PARMS; typedef struct { PVOID TraceBuffer; // trace buffer ULONG TraceBufferSize; // trace buffer size ULONG TraceFlags; // various trace flags } LLC_TRACE_INITIALIZE_PARMS, *PLLC_TRACE_INITIALIZE_PARMS; #define LLC_DLC_RESET_STATISTICS 0x80 #define LLC_DLC_READ_STATISTICS 0 typedef struct { ULONG cTransmittedFrames; ULONG cReceivedFrames; ULONG cDiscardedFrames; ULONG cDataLost; USHORT cBuffersAvailable; } DLC_SAP_LOG, *PDLC_SAP_LOG; typedef struct { USHORT cI_FramesTransmitted; USHORT cI_FramesReceived; UCHAR cI_FrameReceiveErrors; UCHAR cI_FrameTransmissionErrors; USHORT cT1_ExpirationCount; // Note: not OUT data xfer mode UCHAR uchLastCmdRespReceived; UCHAR uchLastCmdRespTransmitted; UCHAR uchPrimaryState; UCHAR uchSecondaryState; UCHAR uchSendStateVariable; UCHAR uchReceiveStateVariable; UCHAR uchLastNr; // last received NR UCHAR cbLanHeader; UCHAR auchLanHeader[32]; } DLC_LINK_LOG, *PDLC_LINK_LOG; typedef union { DLC_SAP_LOG Sap; DLC_LINK_LOG Link; } LLC_DLC_LOG_BUFFER, *PLLC_DLC_LOG_BUFFER; typedef struct { USHORT usStationId; // ID of a SAP or a link station USHORT cbLogBufSize; // PLLC_DLC_LOG_BUFFER pLogBuf; // offset to the log buffer USHORT usActLogLength; // length of returned log UCHAR uchOptions; // command options (bit7 resets log params) } LLC_DLC_STATISTICS_PARMS, *PLLC_DLC_STATISTICS_PARMS; typedef struct { USHORT usBringUps; // Token Ring adapter bring up error code UCHAR Reserved[30]; // everything else specific to DOS or OS/2 } LLC_DIR_INITIALIZE_PARMS, *PLLC_DIR_INITIALIZE_PARMS; typedef struct { USHORT usOpenErrorCode; // open adapter errors detected USHORT usOpenOptions; // various options UCHAR auchNodeAddress[6]; // adapters LAN address UCHAR auchGroupAddress[4]; // multicast address added in the open UCHAR auchFunctionalAddress[4]; // added token ring functional address USHORT usReserved1; USHORT usReserved2; USHORT usMaxFrameSize; // maximum frame size defined in NDIS USHORT usReserved3[4]; USHORT usBringUps; // Bring up errors, TR only USHORT InitWarnings; USHORT usReserved4[3]; } LLC_ADAPTER_OPEN_PARMS, *PLLC_ADAPTER_OPEN_PARMS; typedef struct { UCHAR uchDlcMaxSaps; UCHAR uchDlcMaxStations; UCHAR uchDlcMaxGroupSaps; UCHAR uchDlcMaxGroupMembers; UCHAR uchT1_TickOne; // Short timer interval (for 1 - 5) UCHAR uchT2_TickOne; UCHAR uchTi_TickOne; UCHAR uchT1_TickTwo; // Long timer interval (for 6 - 10) UCHAR uchT2_TickTwo; UCHAR uchTi_TickTwo; } LLC_DLC_PARMS, *PLLC_DLC_PARMS; // // The ethernet mode selects the LAN header format of ethernet. SNA // applications should use the default parameter, that has been defined in the // registry. The applications using connectionless DLC services should select // the ethernet LLC LAN header format they are using (usually 802.3) // typedef enum { LLC_ETHERNET_TYPE_DEFAULT, // use the parameter value set in registry LLC_ETHERNET_TYPE_AUTO, // automatic header type selction for links LLC_ETHERNET_TYPE_802_3, // use always 802.3 lan headers LLC_ETHERNET_TYPE_DIX // use always LLC on DIX SNA type. } LLC_ETHERNET_TYPE, *PLLC_ETHERNET_TYPE; typedef struct { PVOID hBufferPool; PVOID pSecurityDescriptor; LLC_ETHERNET_TYPE LlcEthernetType; } LLC_EXTENDED_ADAPTER_PARMS, *PLLC_EXTENDED_ADAPTER_PARMS; typedef struct { PLLC_ADAPTER_OPEN_PARMS pAdapterParms; // ADAPTER_PARMS PLLC_EXTENDED_ADAPTER_PARMS pExtendedParms; // DIRECT_PARMS PLLC_DLC_PARMS pDlcParms; // DLC_PARMS PVOID pReserved1; // NCB_PARMS } LLC_DIR_OPEN_ADAPTER_PARMS, *PLLC_DIR_OPEN_ADAPTER_PARMS; typedef struct { UCHAR auchMulticastAddress[6]; // 48 bit multicast address } LLC_DIR_MULTICAST_ADDRESS, *PLLC_DIR_MULTICAST_ADDRESS; #define LLC_DIRECT_OPTIONS_ALL_MACS 0x1880 typedef struct { USHORT Reserved[4]; USHORT usOpenOptions; USHORT usEthernetType; ULONG ulProtocolTypeMask; ULONG ulProtocolTypeMatch; USHORT usProtocolTypeOffset; } LLC_DIR_OPEN_DIRECT_PARMS, *PLLC_DIR_OPEN_DIRECT_PARMS; typedef struct { UCHAR cLineError; UCHAR cInternalError; UCHAR cBurstError; UCHAR cAC_Error; UCHAR cAbortDelimiter; UCHAR uchReserved1; UCHAR cLostFrame; UCHAR cReceiveCongestion; UCHAR cFrameCopiedError; UCHAR cFrequencyError; UCHAR cTokenError; UCHAR uchReserved2; UCHAR uchReserved3; UCHAR uchReserved4; } LLC_ADAPTER_LOG_TR, *PLLC_ADAPTER_LOG_TR; typedef struct { UCHAR cCRC_Error; UCHAR uchReserved1; UCHAR cAlignmentError; UCHAR uchReserved2; UCHAR cTransmitError; UCHAR uchReserved3; UCHAR cCollisionError; UCHAR cReceiveCongestion; UCHAR uchReserved[6]; } LLC_ADAPTER_LOG_ETH, *PLLC_ADAPTER_LOG_ETH; typedef union { LLC_ADAPTER_LOG_TR Tr; LLC_ADAPTER_LOG_ETH Eth; } LLC_ADAPTER_LOG, *PLLC_ADAPTER_LOG; typedef struct { ULONG cTransmittedFrames; ULONG cReceivedFrames; ULONG cDiscardedFrames; ULONG cDataLost; USHORT cBuffersAvailable; } LLC_DIRECT_LOG, *PLLC_DIRECT_LOG; typedef union { LLC_ADAPTER_LOG Adapter; LLC_DIRECT_LOG Dir; struct { LLC_ADAPTER_LOG Adapter; LLC_DIRECT_LOG Dir; } both; } LLC_DIR_READ_LOG_BUFFER, *PLLC_DIR_READ_LOG_BUFFER; #define LLC_DIR_READ_LOG_ADAPTER 0 #define LLC_DIR_READ_LOG_DIRECT 1 #define LLC_DIR_READ_LOG_BOTH 2 typedef struct { USHORT usTypeId; // 0=adapter, 1=direct, 2=both logs USHORT cbLogBuffer; // size of log buffer PLLC_DIR_READ_LOG_BUFFER pLogBuffer;// pointer to log buffer USHORT cbActualLength; // returned size of log buffer } LLC_DIR_READ_LOG_PARMS, *PLLC_DIR_READ_LOG_PARMS; typedef struct { ULONG ulAdapterCheckFlag; ULONG ulNetworkStatusFlag; ULONG ulPcErrorFlag; ULONG ulSystemActionFlag; } LLC_DIR_SET_EFLAG_PARMS, *PLLC_DIR_SET_EFLAG_PARMS; #define LLC_ADAPTER_ETHERNET 0x0010 #define LLC_ADAPTER_TOKEN_RING 0x0040 typedef struct { UCHAR auchPermanentAddress[6]; // permanent encoded address UCHAR auchNodeAddress[6]; // adapter's network address UCHAR auchGroupAddress[4]; // adapter's group address UCHAR auchFunctAddr[4]; // adapter's functional address UCHAR uchMaxSap; // maximum allowable SAP UCHAR uchOpenSaps; // number of currently open saps UCHAR uchMaxStations; // max number of stations (always 253) UCHAR uchOpenStation; // number of open stations (only up to 253) UCHAR uchAvailStations; // number of available stations (always 253) UCHAR uchAdapterConfig; // adapter configuration flags UCHAR auchReserved1[10]; // microcode level ULONG ulReserved1; ULONG ulReserved2; ULONG ulMaxFrameLength; // maximum frame length (only in Windows/Nt) USHORT usLastNetworkStatus; USHORT usAdapterType; // THIS BYTE IS NOT USED IN DOS DLC !!! } LLC_DIR_STATUS_PARMS, *PLLC_DIR_STATUS_PARMS; #define LLC_OPTION_READ_STATION 0 #define LLC_OPTION_READ_SAP 1 #define LLC_OPTION_READ_ALL 2 #define LLC_EVENT_SYSTEM_ACTION 0x0040 #define LLC_EVENT_NETWORK_STATUS 0x0020 #define LLC_EVENT_CRITICAL_EXCEPTION 0x0010 #define LLC_EVENT_STATUS_CHANGE 0x0008 #define LLC_EVENT_RECEIVE_DATA 0x0004 #define LLC_EVENT_TRANSMIT_COMPLETION 0x0002 #define LLC_EVENT_COMMAND_COMPLETION 0x0001 #define LLC_READ_ALL_EVENTS 0x007F // // LLC_STATUS_CHANGE indications // The returned status value may be an inclusive-OR of several flags // #define LLC_INDICATE_LINK_LOST 0x8000 #define LLC_INDICATE_DM_DISC_RECEIVED 0x4000 #define LLC_INDICATE_FRMR_RECEIVED 0x2000 #define LLC_INDICATE_FRMR_SENT 0x1000 #define LLC_INDICATE_RESET 0x0800 #define LLC_INDICATE_CONNECT_REQUEST 0x0400 #define LLC_INDICATE_REMOTE_BUSY 0x0200 #define LLC_INDICATE_REMOTE_READY 0x0100 #define LLC_INDICATE_TI_TIMER_EXPIRED 0x0080 #define LLC_INDICATE_DLC_COUNTER_OVERFLOW 0x0040 #define LLC_INDICATE_ACCESS_PRTY_LOWERED 0x0020 #define LLC_INDICATE_LOCAL_STATION_BUSY 0x0001 typedef struct { USHORT usStationId; UCHAR uchOptionIndicator; UCHAR uchEventSet; UCHAR uchEvent; UCHAR uchCriticalSubset; ULONG ulNotificationFlag; union { struct { USHORT usCcbCount; PLLC_CCB pCcbCompletionList; USHORT usBufferCount; PLLC_BUFFER pFirstBuffer; USHORT usReceivedFrameCount; PLLC_BUFFER pReceivedFrame; USHORT usEventErrorCode; USHORT usEventErrorData[3]; } Event; struct { USHORT usStationId; USHORT usDlcStatusCode; UCHAR uchFrmrData[5]; UCHAR uchAccessPritority; UCHAR uchRemoteNodeAddress[6]; UCHAR uchRemoteSap; UCHAR uchReserved; USHORT usUserStatusValue; } Status; } Type; } LLC_READ_PARMS, *PLLC_READ_PARMS; // // This data structure gives the best performance in Windows/Nt: The DLC driver // must copy the CCB and the parameter table. If the driver knows that the // parameter table is concatenated to the CCB, it can copy both structures at // once. NOTE: The pointer to the parameter table MUST still be present in the // CCB // typedef struct { LLC_CCB Ccb; LLC_READ_PARMS Parms; } LLC_READ_COMMAND, *PLLC_READ_COMMAND; // // New receive types for direct stations, these types are ignored if the direct // station was opened with a specific ethernet type // #define LLC_DIR_RCV_ALL_TR_FRAMES 0 #define LLC_DIR_RCV_ALL_MAC_FRAMES 1 #define LLC_DIR_RCV_ALL_8022_FRAMES 2 #define LLC_DIR_RCV_ALL_FRAMES 4 #define LLC_DIR_RCV_ALL_ETHERNET_TYPES 5 #define LLC_CONTIGUOUS_MAC 0x80 #define LLC_CONTIGUOUS_DATA 0x40 #define LLC_NOT_CONTIGUOUS_DATA 0x00 // // LLC_BREAK (0x20) is not supported by Windows/Nt // #define LLC_RCV_READ_INDIVIDUAL_FRAMES 0 #define LLC_RCV_CHAIN_FRAMES_ON_LINK 1 #define LLC_RCV_CHAIN_FRAMES_ON_SAP 2 typedef struct { USHORT usStationId; // SAP, link station or direct id USHORT usUserLength; // length of user data in buffer header ULONG ulReceiveFlag; // the received data handler PLLC_BUFFER pFirstBuffer; // first buffer in the pool UCHAR uchOptions; // defines how the frame is received UCHAR auchReserved1[3]; UCHAR uchRcvReadOption; // defines if rcv frames are chained } LLC_RECEIVE_PARMS, *PLLC_RECEIVE_PARMS; #define LLC_CHAIN_XMIT_COMMANDS_ON_LINK 0 #define LLC_COMPLETE_SINGLE_XMIT_FRAME 1 #define LLC_CHAIN_XMIT_COMMANDS_ON_SAP 2 typedef struct { USHORT usStationId; // SAP, link station or direct id UCHAR uchTransmitFs; // token-ring frame status UCHAR uchRemoteSap; // remote destination SAP PLLC_XMIT_BUFFER pXmitQueue1; // first link list of frame segments PLLC_XMIT_BUFFER pXmitQueue2; // another segment list returuned to pool USHORT cbBuffer1; // length of buffer 1 USHORT cbBuffer2; // length of buffer 2 PVOID pBuffer1; // yet another segment PVOID pBuffer2; // this is the last segment of frame UCHAR uchXmitReadOption; // defines completion event for READ } LLC_TRANSMIT_PARMS, *PLLC_TRANSMIT_PARMS; #define LLC_FIRST_DATA_SEGMENT 0x01 #define LLC_NEXT_DATA_SEGMENT 0x02 typedef struct { UCHAR eSegmentType; // defines if first or next segment of frame UCHAR boolFreeBuffer; // if set, this buffer is released to pool USHORT cbBuffer; // length of this buffer PVOID pBuffer; } LLC_TRANSMIT_DESCRIPTOR, *PLLC_TRANSMIT_DESCRIPTOR; // // The frames types returned in the first receive buffer or used with the // TRANSMIT_FRAMES command. A direct station may also send only ethernet // frames. The ethernet types are only for transmit. Types 0x0019 - 0x05DC // are reserved // enum _LLC_FRAME_TYPES { // Purpose: LLC_DIRECT_TRANSMIT = 0x0000, // transmit LLC_DIRECT_MAC = 0x0002, // receive LLC_I_FRAME = 0x0004, // receive & transmit LLC_UI_FRAME = 0x0006, // receive & transmit LLC_XID_COMMAND_POLL = 0x0008, // receive & transmit LLC_XID_COMMAND_NOT_POLL = 0x000A, // receive & transmit LLC_XID_RESPONSE_FINAL = 0x000C, // receive & transmit LLC_XID_RESPONSE_NOT_FINAL = 0x000E, // receive & transmit LLC_TEST_RESPONSE_FINAL = 0x0010, // receive & transmit LLC_TEST_RESPONSE_NOT_FINAL = 0x0012, // receive & transmit LLC_DIRECT_8022 = 0x0014, // receive (direct station) LLC_TEST_COMMAND_POLL = 0x0016, // transmit LLC_DIRECT_ETHERNET_TYPE = 0x0018, // receive (direct station) LLC_LAST_FRAME_TYPE = 0x001a, // reserved LLC_FIRST_ETHERNET_TYPE = 0x05DD // transmit (>) }; typedef struct { LLC_CCB Ccb; // use this as transmit CCB USHORT usStationId; USHORT usFrameType; // DLC frame or ethernet type UCHAR uchRemoteSap; // used with UI, TEST, XID frames UCHAR uchXmitReadOption; UCHAR Reserved2[2]; ULONG cXmitBufferCount; LLC_TRANSMIT_DESCRIPTOR aXmitBuffer[1]; } LLC_TRANSMIT2_COMMAND, *PLLC_TRANSMIT2_COMMAND; // // LLC_TRANSMIT2_VAR_PARMS - this macro allocates space for variable length // descriptor array, eg: LLC_TRANSMIT2_VAR_PARMS(8) TransmitParms; // #define LLC_TRANSMIT2_VAR_PARMS(a)\ struct {\ LLC_CCB Ccb;\ USHORT usStationId;\ USHORT usFrameType;\ UCHAR uchRemoteSap;\ UCHAR uchXmitReadOption;\ UCHAR uchReserved2[2];\ ULONG cXmitBufferCount;\ LLC_TRANSMIT_DESCRIPTOR XmitBuffer[(a)];\ } // // LLC_PARMS - All CCB parameter tables can be referred to using this union // union _LLC_PARMS { LLC_BUFFER_FREE_PARMS BufferFree; LLC_BUFFER_GET_PARMS BufferGet; LLC_DLC_CONNECT_PARMS DlcConnectStation; LLC_DLC_MODIFY_PARMS DlcModify; LLC_DLC_OPEN_SAP_PARMS DlcOpenSap; LLC_DLC_OPEN_STATION_PARMS DlcOpenStation; LLC_DLC_REALLOCATE_PARMS DlcReallocate; LLC_DLC_SET_THRESHOLD_PARMS DlcSetThreshold; LLC_DLC_STATISTICS_PARMS DlcStatistics; LLC_DIR_INITIALIZE_PARMS DirInitialize; LLC_DIR_OPEN_ADAPTER_PARMS DirOpenAdapter; LLC_DIR_OPEN_DIRECT_PARMS DirOpenDirect; LLC_DIR_READ_LOG_PARMS DirReadLog; LLC_DIR_SET_EFLAG_PARMS DirSetEventFlag; LLC_DIR_STATUS_PARMS DirStatus; LLC_READ_PARMS Read; LLC_RECEIVE_PARMS Receive; LLC_TRANSMIT_PARMS Transmit; LLC_TRANSMIT2_COMMAND Transmit2; LLC_TRACE_INITIALIZE_PARMS TraceInitialize; }; // // LLC_STATUS - enumerates the return codes which appear in the CCB uchDlcStatus // field // typedef enum _LLC_STATUS { LLC_STATUS_SUCCESS = 0x00, LLC_STATUS_INVALID_COMMAND = 0x01, LLC_STATUS_DUPLICATE_COMMAND = 0x02, LLC_STATUS_ADAPTER_OPEN = 0x03, LLC_STATUS_ADAPTER_CLOSED = 0x04, LLC_STATUS_PARAMETER_MISSING = 0x05, LLC_STATUS_INVALID_OPTION = 0x06, LLC_STATUS_COMMAND_CANCELLED_FAILURE = 0x07, LLC_STATUS_ACCESS_DENIED = 0x08, // not used in Windows/Nt LLC_STATUS_ADAPTER_NOT_INITIALIZED = 0x09, // not used in Windows/Nt LLC_STATUS_CANCELLED_BY_USER = 0x0A, LLC_STATUS_COMMAND_CANCELLED_CLOSED = 0x0B, // not used in Windows/Nt LLC_STATUS_SUCCESS_NOT_OPEN = 0x0C, LLC_STATUS_TIMER_ERROR = 0x11, LLC_STATUS_NO_MEMORY = 0x12, LLC_STATUS_INVALID_LOG_ID = 0x13, // not used in Windows/Nt LLC_STATUS_LOST_LOG_DATA = 0x15, LLC_STATUS_BUFFER_SIZE_EXCEEDED = 0x16, LLC_STATUS_INVALID_BUFFER_LENGTH = 0x18, LLC_STATUS_INADEQUATE_BUFFERS = 0x19, LLC_STATUS_USER_LENGTH_TOO_LARGE = 0x1A, LLC_STATUS_INVALID_PARAMETER_TABLE = 0x1B, LLC_STATUS_INVALID_POINTER_IN_CCB = 0x1C, LLC_STATUS_INVALID_ADAPTER = 0x1D, LLC_STATUS_LOST_DATA_NO_BUFFERS = 0x20, LLC_STATUS_LOST_DATA_INADEQUATE_SPACE = 0x21, LLC_STATUS_TRANSMIT_ERROR_FS = 0x22, LLC_STATUS_TRANSMIT_ERROR = 0x23, LLC_STATUS_UNAUTHORIZED_MAC = 0x24, // not used in Windows/Nt LLC_STATUS_MAX_COMMANDS_EXCEEDED = 0x25, // not used in Windows/Nt LLC_STATUS_LINK_NOT_TRANSMITTING = 0x27, LLC_STATUS_INVALID_FRAME_LENGTH = 0x28, LLC_STATUS_INADEQUATE_RECEIVE = 0x30, // not used in Windows/Nt LLC_STATUS_INVALID_NODE_ADDRESS = 0x32, LLC_STATUS_INVALID_RCV_BUFFER_LENGTH = 0x33, LLC_STATUS_INVALID_XMIT_BUFFER_LENGTH = 0x34, LLC_STATUS_INVALID_STATION_ID = 0x40, LLC_STATUS_LINK_PROTOCOL_ERROR = 0x41, LLC_STATUS_PARMETERS_EXCEEDED_MAX = 0x42, LLC_STATUS_INVALID_SAP_VALUE = 0x43, LLC_STATUS_INVALID_ROUTING_INFO = 0x44, LLC_STATUS_RESOURCES_NOT_AVAILABLE = 0x46, // not used in Windows/Nt LLC_STATUS_LINK_STATIONS_OPEN = 0x47, LLC_STATUS_INCOMPATIBLE_COMMANDS = 0x4A, LLC_STATUS_OUTSTANDING_COMMANDS = 0x4C, // not used in Windows/Nt LLC_STATUS_CONNECT_FAILED = 0x4D, LLC_STATUS_INVALID_REMOTE_ADDRESS = 0x4F, LLC_STATUS_CCB_POINTER_FIELD = 0x50, LLC_STATUS_INVALID_APPLICATION_ID = 0x52, // not used in Windows/Nt LLC_STATUS_NO_SYSTEM_PROCESS = 0x56, // not used in Windows/Nt LLC_STATUS_INADEQUATE_LINKS = 0x57, LLC_STATUS_INVALID_PARAMETER_1 = 0x58, LLC_STATUS_DIRECT_STATIONS_NOT_ASSIGNED = 0x5C, LLC_STATUS_DEVICE_DRIVER_NOT_INSTALLED = 0x5d, LLC_STATUS_ADAPTER_NOT_INSTALLED = 0x5e, LLC_STATUS_CHAINED_DIFFERENT_ADAPTERS = 0x5f, LLC_STATUS_INIT_COMMAND_STARTED = 0x60, LLC_STATUS_TOO_MANY_USERS = 0x61, // not used in Windows/Nt LLC_STATUS_CANCELLED_BY_SYSTEM_ACTION = 0x62, LLC_STATUS_DIR_STATIONS_NOT_AVAILABLE = 0x63, // not used in Windows/Nt LLC_STATUS_NO_GDT_SELECTORS = 0x65, LLC_STATUS_MEMORY_LOCK_FAILED = 0x69, // // New NT DLC specific error codes begin from 0x80 // These error codes are for new Windows/Nt DLC apps. // LLC_STATUS_INVALID_BUFFER_ADDRESS = 0x80, LLC_STATUS_BUFFER_ALREADY_RELEASED = 0x81, LLC_STATUS_BIND_ERROR = 0xA0, // not used in Windows/Nt LLC_STATUS_INVALID_VERSION = 0xA1, LLC_STATUS_NT_ERROR_STATUS = 0xA2, LLC_STATUS_PENDING = 0xFF } LLC_STATUS; #define LLC_STATUS_MAX_ERROR 0xFF // // ACSLAN_STATUS - status codes which are returned from AcsLan // typedef enum { ACSLAN_STATUS_COMMAND_ACCEPTED = 0, ACSLAN_STATUS_INVALID_CCB_POINTER = 1, ACSLAN_STATUS_CCB_IN_ERROR = 2, ACSLAN_STATUS_CHAINED_CCB_IN_ERROR = 3, ACSLAN_STATUS_SYSTEM_ERROR = 4, ACSLAN_STATUS_SYSTEM_STATUS = 5, ACSLAN_STATUS_INVALID_COMMAND = 6 } ACSLAN_STATUS; // // prototypes // ACSLAN_STATUS APIENTRY AcsLan( IN OUT PLLC_CCB pCcb, OUT PLLC_CCB* ppBadCcb ); #ifdef __cplusplus } #endif #endif // _DLCAPI_