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Diffstat (limited to '')
| -rw-r--r-- | private/ntos/tdi/nbf/framecon.c | 1087 |
1 files changed, 1087 insertions, 0 deletions
diff --git a/private/ntos/tdi/nbf/framecon.c b/private/ntos/tdi/nbf/framecon.c new file mode 100644 index 000000000..6905d9668 --- /dev/null +++ b/private/ntos/tdi/nbf/framecon.c @@ -0,0 +1,1087 @@ + +/*++ + +Copyright (c) 1989, 1990, 1991 Microsoft Corporation + +Module Name: + + framecon.c + +Abstract: + + This module contains routines which build NetBIOS Frames Protocol frames, + both connection-oriented and connectionless. The following frames are + constructed by routines in this module: + + o NBF_CMD_ADD_GROUP_NAME_QUERY + o NBF_CMD_ADD_NAME_QUERY + o NBF_CMD_NAME_IN_CONFLICT + o NBF_CMD_STATUS_QUERY + o NBF_CMD_TERMINATE_TRACE + o NBF_CMD_DATAGRAM + o NBF_CMD_DATAGRAM_BROADCAST + o NBF_CMD_NAME_QUERY + o NBF_CMD_ADD_NAME_RESPONSE + o NBF_CMD_NAME_RECOGNIZED + o NBF_CMD_STATUS_RESPONSE + o NBF_CMD_TERMINATE_TRACE2 + o NBF_CMD_DATA_ACK + o NBF_CMD_DATA_FIRST_MIDDLE + o NBF_CMD_DATA_ONLY_LAST + o NBF_CMD_SESSION_CONFIRM + o NBF_CMD_SESSION_END + o NBF_CMD_SESSION_INITIALIZE + o NBF_CMD_NO_RECEIVE + o NBF_CMD_RECEIVE_OUTSTANDING + o NBF_CMD_RECEIVE_CONTINUE + o NBF_CMD_SESSION_ALIVE + +Author: + + David Beaver (dbeaver) 1-July-1991 + +Environment: + + Kernel mode + +Revision History: + +--*/ + +#include "precomp.h" +#pragma hdrstop + + +VOID +ConstructAddGroupNameQuery( + IN PNBF_HDR_CONNECTIONLESS RawFrame,// frame buffer to format. + IN USHORT Correlator, // correlator for ADD_NAME_RESPONSE. + IN PNAME GroupName // NetBIOS group name to be added. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_ADD_GROUP_NAME_QUERY connectionless + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 44-byte connectionless frame buffer. + + Correlator - Correlator for ADD_NAME_RESPONSE frame. + + GroupName - Pointer to NetBIOS group name to be added. + +Return Value: + + none. + +--*/ + +{ + USHORT i; + + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructAddGroupNameQuery: Entered.\n"); + } + + RawFrame->Command = NBF_CMD_ADD_GROUP_NAME_QUERY; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTIONLESS); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; // reserved field, MBZ. + RawFrame->Data2Low = 0; + RawFrame->Data2High = 0; + TRANSMIT_CORR(RawFrame) = Correlator; + RESPONSE_CORR(RawFrame) = (USHORT)0; + for (i=0; i<NETBIOS_NAME_LENGTH; i++) { + RawFrame->DestinationName [i] = 0; + RawFrame->SourceName [i] = GroupName [i]; + } +} /* ConstructAddGroupNameQuery */ + + +VOID +ConstructAddNameQuery( + IN PNBF_HDR_CONNECTIONLESS RawFrame,// frame buffer to format. + IN USHORT Correlator, // correlator for ADD_NAME_RESPONSE. + IN PNAME Name // NetBIOS name to be added. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_ADD_NAME_QUERY connectionless + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 44-byte connectionless frame buffer. + + Correlator - Correlator for ADD_NAME_RESPONSE frame. + + Name - Pointer to NetBIOS name to be added. + +Return Value: + + none. + +--*/ + +{ + USHORT i; + + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructAddNameQuery: Entered.\n"); + } + + RawFrame->Command = NBF_CMD_ADD_NAME_QUERY; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTIONLESS); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; // reserved field, MBZ. + RawFrame->Data2Low = 0; + RawFrame->Data2High = 0; + TRANSMIT_CORR(RawFrame) = Correlator; + RESPONSE_CORR(RawFrame) = (USHORT)0; + for (i=0; i<NETBIOS_NAME_LENGTH; i++) { + RawFrame->DestinationName [i] = 0; + RawFrame->SourceName [i] = Name [i]; + } +} /* ConstructAddNameQuery */ + + +VOID +ConstructNameInConflict( + IN PNBF_HDR_CONNECTIONLESS RawFrame,// frame buffer to format. + IN PNAME ConflictingName, // NetBIOS name that is conflicting. + IN PNAME SendingPermanentName // NetBIOS permanent node name of sender. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_NAME_IN_CONFLICT connectionless + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 44-byte connectionless frame buffer. + + Conflictingname - Pointer to NetBIOS name that is conflicting. + + SendingPermanentName - Pointer to NetBIOS permanent node name of sender. + +Return Value: + + none. + +--*/ + +{ + USHORT i; + + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructNameInConflict: Entered (BUGBUG).\n"); + } + + RawFrame->Command = NBF_CMD_NAME_IN_CONFLICT; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTIONLESS); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; // reserved field, MBZ. + RawFrame->Data2Low = 0; + RawFrame->Data2High = 0; + TRANSMIT_CORR(RawFrame) = (USHORT)0; + RESPONSE_CORR(RawFrame) = (USHORT)0; + for (i=0; i<NETBIOS_NAME_LENGTH; i++) { + RawFrame->DestinationName [i] = ConflictingName[i]; + RawFrame->SourceName [i] = SendingPermanentName[i]; + } + +} /* ConstructNameInConflict */ + + +VOID +ConstructStatusQuery( + IN PNBF_HDR_CONNECTIONLESS RawFrame,// frame buffer to format. + IN UCHAR RequestType, // type of request. + IN USHORT BufferLength, // length of user's status buffer. + IN USHORT Correlator, // correlator for STATUS_RESPONSE. + IN PNAME ReceiverName, // NetBIOS name of receiver. + IN PNAME SendingPermanentName // NetBIOS permanent node name of sender. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_STATUS_QUERY connectionless + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 44-byte connectionless frame buffer. + + RequestType - Type of request. One of: + 0 - request is 1.x or 2.0. + 1 - first request, 2.1 or above. + >1 - subsequent request, 2.1 or above. + + BufferLength - Length of user's status buffer. + + Correlator - Correlator for STATUS_RESPONSE frame. + + ReceiverName - Pointer to NetBIOS name of receiver. + + SendingPermanentName - Pointer to NetBIOS permanent node name of sender. + +Return Value: + + none. + +--*/ + +{ + SHORT i; + + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint1 ("ConstructStatusQuery: Entered, frame: %lx\n", RawFrame); + } + + RawFrame->Command = NBF_CMD_STATUS_QUERY; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTIONLESS); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = RequestType; + RawFrame->Data2Low = (UCHAR)(BufferLength & 0xff); + RawFrame->Data2High = (UCHAR)(BufferLength >> 8); + TRANSMIT_CORR(RawFrame) = (USHORT)0; + RESPONSE_CORR(RawFrame) = Correlator; + for (i=0; i<NETBIOS_NAME_LENGTH; i++) { + RawFrame->DestinationName [i] = ReceiverName [i]; + RawFrame->SourceName [i] = SendingPermanentName [i]; + } + +} /* ConstructStatusQuery */ + + +VOID +ConstructDatagram( + IN PNBF_HDR_CONNECTIONLESS RawFrame,// frame buffer to format. + IN PNAME ReceiverName, // NetBIOS name of receiver. + IN PNAME SenderName // NetBIOS name of sender. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_DATAGRAM connectionless + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 44-byte connectionless frame buffer. + + ReceiverName - Pointer to a NetBIOS name of the receiver. + + SenderName - Pointer to a NetBIOS name of the sender. + +Return Value: + + none. + +--*/ + +{ + USHORT i; + + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructDatagram: Entered.\n"); + } + + RawFrame->Command = NBF_CMD_DATAGRAM; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTIONLESS); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; // reserved field, MBZ. + RawFrame->Data2Low = 0; + RawFrame->Data2High = 0; + TRANSMIT_CORR(RawFrame) = (USHORT)0; + RESPONSE_CORR(RawFrame) = (USHORT)0; + for (i=0; i<NETBIOS_NAME_LENGTH; i++) { + RawFrame->DestinationName [i] = ReceiverName [i]; + RawFrame->SourceName [i] = SenderName [i]; + } +} /* ConstructDatagram */ + + +VOID +ConstructDatagramBroadcast( + IN PNBF_HDR_CONNECTIONLESS RawFrame,// frame buffer to format. + IN PNAME SenderName // NetBIOS name of sender. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_DATAGRAM_BROADCAST connectionless + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 44-byte connectionless frame buffer. + + SenderName - Pointer to a NetBIOS name of the sender. + +Return Value: + + none. + +--*/ + +{ + USHORT i; + + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructDatagramBroadcast: Entered.\n"); + } + + RawFrame->Command = NBF_CMD_DATAGRAM_BROADCAST; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTIONLESS); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; // reserved field, MBZ. + RawFrame->Data2Low = 0; + RawFrame->Data2High = 0; + TRANSMIT_CORR(RawFrame) = (USHORT)0; + RESPONSE_CORR(RawFrame) = (USHORT)0; + for (i=0; i<NETBIOS_NAME_LENGTH; i++) { + RawFrame->DestinationName [i] = 0; + RawFrame->SourceName [i] = SenderName [i]; + } +} /* ConstructDatagramBroadcast */ + + +VOID +ConstructNameQuery( + IN PNBF_HDR_CONNECTIONLESS RawFrame,// frame buffer to format. + IN UCHAR NameType, // type of name. + IN UCHAR LocalSessionNumber, // LSN assigned to session (0=FIND_NAME). + IN USHORT Correlator, // correlator in NAME_RECOGNIZED. + IN PNAME SenderName, // NetBIOS name of sender. + IN PNAME ReceiverName // NetBIOS name of receiver. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_NAME_QUERY connectionless + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 44-byte connectionless frame buffer. + + NameType - Type of name, one of the following: + NAME_QUERY_LSN_FIND_NAME + + LocalSessionNumber - LSN assigned to session (0=FIND.NAME). + + Correlator - Correlator in NAME_RECOGNIZED. + + SenderName - Pointer to a NetBIOS name of the sender. + + ReceiverName - Pointer to a NetBIOS name of the receiver. + +Return Value: + + none. + +--*/ + +{ + SHORT i; + + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint1 ("ConstructNameQuery: Entered, frame: %lx\n", RawFrame); + } + + RawFrame->Command = NBF_CMD_NAME_QUERY; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTIONLESS); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; // reserved field, MBZ. + RawFrame->Data2Low = LocalSessionNumber; + RawFrame->Data2High = NameType; + TRANSMIT_CORR(RawFrame) = (USHORT)0; + RESPONSE_CORR(RawFrame) = Correlator; + for (i=0; i<NETBIOS_NAME_LENGTH; i++) { + RawFrame->DestinationName [i] = ReceiverName [i]; + RawFrame->SourceName [i] = SenderName [i]; + } +} /* ConstructNameQuery */ + + +VOID +ConstructAddNameResponse( + IN PNBF_HDR_CONNECTIONLESS RawFrame,// frame buffer to format. + IN UCHAR NameType, // type of name. + IN USHORT Correlator, // correlator from ADD_[GROUP_]NAME_QUERY. + IN PNAME Name // NetBIOS name being responded to. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_ADD_NAME_RESPONSE connectionless + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 44-byte connectionless frame buffer. + + NameType - Type of name, either group or unique. + + Correlator - Correlator from ADD_[GROUP]NAME_QUERY. + + Name - Pointer to NetBIOS name being responded to. + +Return Value: + + none. + +--*/ + +{ + USHORT i; + + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructAddNameResponse: Entered (BUGBUG).\n"); + } + + RawFrame->Command = NBF_CMD_ADD_NAME_RESPONSE; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTIONLESS); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; // reserved field, MBZ. + RawFrame->Data2Low = NameType; + RawFrame->Data2High = 0; + TRANSMIT_CORR(RawFrame) = Correlator; + RESPONSE_CORR(RawFrame) = (USHORT)0; + for (i=0; i<NETBIOS_NAME_LENGTH; i++) { + RawFrame->DestinationName [i] = Name [i]; + RawFrame->SourceName [i] = Name [i]; + } +} /* ConstructAddNameResponse */ + + +VOID +ConstructNameRecognized( + IN PNBF_HDR_CONNECTIONLESS RawFrame,// frame buffer to format. + IN UCHAR NameType, // type of name. + IN UCHAR LocalSessionNumber, // LSN assigned to session. + IN USHORT NameQueryCorrelator, // correlator from NAME_QUERY. + IN USHORT Correlator, // correlator expected from next response. + IN PNAME SenderName, // NetBIOS name of sender. + IN PNAME ReceiverName // NetBIOS name of receiver. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_NAME_RECOGNIZED connectionless + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 44-byte connectionless frame buffer. + + NameType - Type of name, either group or unique. + + LocalSessionNumber - LSN assigned to session. Special values are: + NAME_RECOGNIZED_LSN_NO_LISTENS // no listens available. + NAME_RECOGNIZED_LSN_FIND_NAME // this is a find name response. + NAME_RECOGNIZED_LSN_NO_RESOURCE // listen available, but no resources. + + NameQueryCorrelator - Correlator from NAME_QUERY. + + Correlator - Correlator expected from next response. + + SenderName - Pointer to a NetBIOS name of the sender. + + ReceiverName - Pointer to a NetBIOS name of the receiver. + +Return Value: + + none. + +--*/ + +{ + USHORT i; + + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructNameRecognized: Entered.\n"); + } + + RawFrame->Command = NBF_CMD_NAME_RECOGNIZED; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTIONLESS); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; // reserved field, MBZ. + RawFrame->Data2Low = LocalSessionNumber; + RawFrame->Data2High = NameType; + TRANSMIT_CORR(RawFrame) = NameQueryCorrelator; + RESPONSE_CORR(RawFrame) = Correlator; + for (i=0; i<NETBIOS_NAME_LENGTH; i++) { + RawFrame->DestinationName [i] = ReceiverName [i]; + RawFrame->SourceName [i] = SenderName [i]; + } +} /* ConstructNameRecognized */ + + +VOID +ConstructStatusResponse( + IN PNBF_HDR_CONNECTIONLESS RawFrame,// frame buffer to format. + IN UCHAR RequestType, // type of request, defined below. + IN BOOLEAN Truncated, // data is truncated. + IN BOOLEAN DataOverflow, // too much data for user's buffer. + IN USHORT DataLength, // length of data sent. + IN USHORT Correlator, // correlator from STATUS_QUERY. + IN PNAME ReceivingPermanentName, // NetBIOS permanent node name of receiver. + IN PNAME SenderName // NetBIOS name of sender. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_STATUS_RESPONSE connectionless + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 44-byte connectionless frame buffer. + + RequestType - type of request, one of the below: + 0 - request is 1.x or 2.0. + >0 - number of names, 2.1 or above. + + Truncated - TRUE if there are more names. + + DataOverflow - TRUE if the total data is larger than the user's buffer. + + DataLength - The length of the data in Buffer. + + Correlator - Correlator from STATUS_QUERY. + + ReceivingPermanentName - Pointer to the NetBIOS permanent node name of the receiver, + as passed in the STATUS_QUERY frame. + + SenderName - Pointer to a NetBIOS name of the sender. + +Return Value: + + none. + +--*/ + +{ + SHORT i; + + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructStatusResponse: Entered (BUGBUG).\n"); + } + + RawFrame->Command = NBF_CMD_STATUS_RESPONSE; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTIONLESS); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = RequestType; + RawFrame->Data2Low = (UCHAR)(DataLength & 0xff); + RawFrame->Data2High = (UCHAR)((DataLength >> 8) + + (Truncated << 7) + + (DataOverflow << 6)); + TRANSMIT_CORR(RawFrame) = Correlator; + RESPONSE_CORR(RawFrame) = 0; + for (i=0; i<NETBIOS_NAME_LENGTH; i++) { + RawFrame->DestinationName [i] = ReceivingPermanentName [i]; + RawFrame->SourceName [i] = SenderName [i]; + } + +} /* ConstructStatusResponse */ + + +VOID +ConstructDataAck( + IN PNBF_HDR_CONNECTION RawFrame, // frame buffer to format. + IN USHORT Correlator, // correlator from DATA_ONLY_LAST. + IN UCHAR LocalSessionNumber, // session number of SENDER. + IN UCHAR RemoteSessionNumber // session number of RECEIVER. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_DATA_ACK connection-oriented + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 14-byte connection-oriented buffer. + + Correlator - Correlator from DATA_ONLY_LAST being acked. + + LocalSessionNumber - Session number of SENDER. + + RemoteSessionNumber - Session number of RECEIVER. + +Return Value: + + none. + +--*/ + +{ + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructDataAck: Entered.\n"); + } + + RawFrame->Command = NBF_CMD_DATA_ACK; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTION); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; + RawFrame->Data2Low = 0; + RawFrame->Data2High = 0; + TRANSMIT_CORR(RawFrame) = Correlator; + RESPONSE_CORR(RawFrame) = (USHORT)0; + RawFrame->SourceSessionNumber = LocalSessionNumber; + RawFrame->DestinationSessionNumber = RemoteSessionNumber; +} /* ConstructDataAck */ + + +VOID +ConstructDataOnlyLast( + IN PNBF_HDR_CONNECTION RawFrame, // frame buffer to format. + IN BOOLEAN Resynched, // TRUE if we are resynching. + IN USHORT Correlator, // correlator for RECEIVE_CONTINUE. + IN UCHAR LocalSessionNumber, // session number of SENDER. + IN UCHAR RemoteSessionNumber // session number of RECEIVER. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_DATA_ONLY_LAST connection-oriented + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 14-byte connection-oriented buffer. + + Resynched - TRUE if we are resynching and should set the + correct bit in the frame. + + Correlator - Correlator for RECEIVE_CONTINUE, if any. + + LocalSessionNumber - Session number of SENDER. + + RemoteSessionNumber - Session number of RECEIVER. + +Return Value: + + none. + +--*/ + +{ + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructDataOnlyLast: Entered.\n"); + } + + RawFrame->Command = NBF_CMD_DATA_ONLY_LAST; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTION); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; + ASSERT (TRUE == (UCHAR)1); + RawFrame->Data2Low = Resynched; + RawFrame->Data2High = (UCHAR)0; + TRANSMIT_CORR(RawFrame) = (USHORT)0; + RESPONSE_CORR(RawFrame) = Correlator; + RawFrame->SourceSessionNumber = LocalSessionNumber; + RawFrame->DestinationSessionNumber = RemoteSessionNumber; +} /* ConstructDataOnlyLast */ + + +VOID +ConstructSessionConfirm( + IN PNBF_HDR_CONNECTION RawFrame, // frame buffer to format. + IN UCHAR Options, // bitflag options, defined below. + IN USHORT MaximumUserBufferSize, // max size of user frame on session. + IN USHORT Correlator, // correlator from SESSION_INITIALIZE. + IN UCHAR LocalSessionNumber, // session number of SENDER. + IN UCHAR RemoteSessionNumber // session number of RECEIVER. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_SESSION_CONFIRM connection-oriented + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 14-byte connection-oriented buffer. + + Options - Bitflag options, any of the following: + SESSION_CONFIRM_OPTIONS_20 // set if NETBIOS 2.0 or above. + SESSION_CONFIRM_NO_ACK // set if NO.ACK protocol supported. + + MaximumUserBufferSize - Maximum size of user data per frame on this + session, in bytes. This is limited by the following constant: + SESSION_CONFIRM_MAXIMUM_FRAME_SIZE // defined limit of this field. + + Correlator - Correlator from SESSION_INITIALIZE. + + LocalSessionNumber - Session number of SENDER. + + RemoteSessionNumber - Session number of RECEIVER. + +Return Value: + + none. + +--*/ + +{ + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructSessionConfirm: Entered.\n"); + } + + RawFrame->Command = NBF_CMD_SESSION_CONFIRM; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTION); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = Options; + RawFrame->Data2Low = (UCHAR)(MaximumUserBufferSize & 0xff); + RawFrame->Data2High = (UCHAR)(MaximumUserBufferSize >> 8); + TRANSMIT_CORR(RawFrame) = Correlator; + RESPONSE_CORR(RawFrame) = (USHORT)0; + RawFrame->SourceSessionNumber = LocalSessionNumber; + RawFrame->DestinationSessionNumber = RemoteSessionNumber; +} /* ConstructSessionConfirm */ + + +VOID +ConstructSessionEnd( + IN PNBF_HDR_CONNECTION RawFrame, // frame buffer to format. + IN USHORT Reason, // reason for termination, defined below. + IN UCHAR LocalSessionNumber, // session number of SENDER. + IN UCHAR RemoteSessionNumber // session number of RECEIVER. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_SESSION_END connection-oriented + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 14-byte connection-oriented buffer. + + Reason - Reason code for termination, any of the following: + SESSION_END_REASON_HANGUP // normal termination via HANGUP. + SESSION_END_REASON_ABEND // abnormal session termination. + + LocalSessionNumber - Session number of SENDER. + + RemoteSessionNumber - Session number of RECEIVER. + +Return Value: + + none. + +--*/ + +{ + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructSessionEnd: Entered (BUGBUG).\n"); + } + + RawFrame->Command = NBF_CMD_SESSION_END; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTION); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; + RawFrame->Data2Low = (UCHAR)(Reason & 0xff); + RawFrame->Data2High = (UCHAR)(Reason >> 8); + TRANSMIT_CORR(RawFrame) = (USHORT)0; + RESPONSE_CORR(RawFrame) = (USHORT)0; + RawFrame->SourceSessionNumber = LocalSessionNumber; + RawFrame->DestinationSessionNumber = RemoteSessionNumber; +} /* ConstructSessionEnd */ + + +VOID +ConstructSessionInitialize( + IN PNBF_HDR_CONNECTION RawFrame, // frame buffer to format. + IN UCHAR Options, // bitflag options, defined below. + IN USHORT MaximumUserBufferSize, // max size of user frame on session. + IN USHORT NameRecognizedCorrelator, // correlator from NAME_RECOGNIZED. + IN USHORT Correlator, // correlator for SESSION_CONFIRM. + IN UCHAR LocalSessionNumber, // session number of SENDER. + IN UCHAR RemoteSessionNumber // session number of RECEIVER. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_SESSION_INITIALIZE connection-oriented + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 14-byte connection-oriented buffer. + + Options - Bitflag options, any of the following: + SESSION_INITIALIZE_OPTIONS_20 // set if NETBIOS 2.0 or above. + SESSION_INITIALIZE_NO_ACK // set if NO.ACK protocol supported. + + MaximumUserBufferSize - Maximum size of user data per frame on this + session, in bytes. This is limited by the following constant: + SESSION_INITIALIZE_MAXIMUM_FRAME_SIZE // defined limit of this field. + + NameRecognizedCorrelator - Correlator from NAME_RECOGNIZED. + + Correlator - Correlator for SESSION_CONFIRM. + + LocalSessionNumber - Session number of SENDER. + + RemoteSessionNumber - Session number of RECEIVER. + +Return Value: + + none. + +--*/ + +{ + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructSessionInitialize: Entered.\n"); + } + + RawFrame->Command = NBF_CMD_SESSION_INITIALIZE; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTION); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = Options; + RawFrame->Data2Low = (UCHAR)(MaximumUserBufferSize & 0xff); + RawFrame->Data2High = (UCHAR)(MaximumUserBufferSize >> 8); + TRANSMIT_CORR(RawFrame) = NameRecognizedCorrelator; + RESPONSE_CORR(RawFrame) = Correlator; + RawFrame->SourceSessionNumber = LocalSessionNumber; + RawFrame->DestinationSessionNumber = RemoteSessionNumber; +} /* ConstructSessionInitialize */ + + +VOID +ConstructNoReceive( + IN PNBF_HDR_CONNECTION RawFrame, // frame buffer to format. + IN USHORT Options, // option bitflags, defined below. + IN USHORT BytesAccepted, // number of bytes accepted. + IN UCHAR LocalSessionNumber, // session number of SENDER. + IN UCHAR RemoteSessionNumber // session number of RECEIVER. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_NO_RECEIVE connection-oriented + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 14-byte connection-oriented buffer. + + Options - Bitflag options, any of the following: + NO_RECEIVE_OPTIONS_PARTIAL_NO_ACK // NO.ACK data partially received. + + BytesAccepted - Number of bytes accepted, current outstanding message. + + LocalSessionNumber - Session number of SENDER. + + RemoteSessionNumber - Session number of RECEIVER. + +Return Value: + + none. + +--*/ + +{ +// Options; // prevent compiler warnings + + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructNoReceive: Entered.\n"); + } + + RawFrame->Command = NBF_CMD_NO_RECEIVE; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTION); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + if (Options == NO_RECEIVE_PARTIAL_NO_ACK) { + RawFrame->Data1 = NO_RECEIVE_PARTIAL_NO_ACK; + } else { + RawFrame->Data1 = 0; + } + RawFrame->Data2Low = (UCHAR)(BytesAccepted & 0xff); + RawFrame->Data2High = (UCHAR)(BytesAccepted >> 8); + TRANSMIT_CORR(RawFrame) = (USHORT)0; + RESPONSE_CORR(RawFrame) = (USHORT)0; + RawFrame->SourceSessionNumber = LocalSessionNumber; + RawFrame->DestinationSessionNumber = RemoteSessionNumber; +} /* ConstructNoReceive */ + + +VOID +ConstructReceiveOutstanding( + IN PNBF_HDR_CONNECTION RawFrame, // frame buffer to format. + IN USHORT BytesAccepted, // number of bytes accepted. + IN UCHAR LocalSessionNumber, // session number of SENDER. + IN UCHAR RemoteSessionNumber // session number of RECEIVER. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_RECEIVE_OUTSTANDING connection-oriented + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 14-byte connection-oriented buffer. + + BytesAccepted - Number of bytes accepted, current outstanding message. + + LocalSessionNumber - Session number of SENDER. + + RemoteSessionNumber - Session number of RECEIVER. + +Return Value: + + none. + +--*/ + +{ + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructReceiveOutstanding: Entered.\n"); + } + + RawFrame->Command = NBF_CMD_RECEIVE_OUTSTANDING; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTION); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; + RawFrame->Data2Low = (UCHAR)(BytesAccepted & 0xff); + RawFrame->Data2High = (UCHAR)(BytesAccepted >> 8); + TRANSMIT_CORR(RawFrame) = (USHORT)0; + RESPONSE_CORR(RawFrame) = (USHORT)0; + RawFrame->SourceSessionNumber = LocalSessionNumber; + RawFrame->DestinationSessionNumber = RemoteSessionNumber; +} /* ConstructReceiveOutstanding */ + + +VOID +ConstructReceiveContinue( + IN PNBF_HDR_CONNECTION RawFrame, // frame buffer to format. + IN USHORT Correlator, // correlator from DATA_FIRST_MIDDLE + IN UCHAR LocalSessionNumber, // session number of SENDER. + IN UCHAR RemoteSessionNumber // session number of RECEIVER. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_RECEIVE_CONTINUE connection-oriented + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 14-byte connection-oriented buffer. + + Correlator - The correlator from the DATA_FIRST_MIDDLE frame. + + LocalSessionNumber - Session number of SENDER. + + RemoteSessionNumber - Session number of RECEIVER. + +Return Value: + + none. + +--*/ + +{ + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructReceiveContinue: Entered.\n"); + } + + RawFrame->Command = NBF_CMD_RECEIVE_CONTINUE; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTION); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; + RawFrame->Data2Low = 0; + RawFrame->Data2High = 0; + TRANSMIT_CORR(RawFrame) = Correlator; + RESPONSE_CORR(RawFrame) = (USHORT)0; + RawFrame->SourceSessionNumber = LocalSessionNumber; + RawFrame->DestinationSessionNumber = RemoteSessionNumber; +} /* ConstructReceiveContinue */ + +#if 0 + +VOID +ConstructSessionAlive( + IN PNBF_HDR_CONNECTION RawFrame // frame buffer to format. + ) + +/*++ + +Routine Description: + + This routine constructs an NBF_CMD_SESSION_ALIVE connection-oriented + NetBIOS Frame. + +Arguments: + + RawFrame - Pointer to an unformatted 14-byte connection-oriented buffer. + +Return Value: + + none. + +--*/ + +{ + IF_NBFDBG (NBF_DEBUG_FRAMECON) { + NbfPrint0 ("ConstructSessionAlive: Entered.\n"); + } + + RawFrame->Command = NBF_CMD_SESSION_ALIVE; + HEADER_LENGTH(RawFrame) = sizeof(NBF_HDR_CONNECTION); + HEADER_SIGNATURE(RawFrame) = NETBIOS_SIGNATURE; + RawFrame->Data1 = 0; + RawFrame->Data2Low = 0; + RawFrame->Data2High = 0; + TRANSMIT_CORR(RawFrame) = (USHORT)0; + RESPONSE_CORR(RawFrame) = (USHORT)0; + RawFrame->SourceSessionNumber = 0; + RawFrame->DestinationSessionNumber = 0; +} /* ConstructSessionAlive */ + +#endif |