2.2.5.3.1 Request
SMB_Parameters: The SMB_Parameters section contains the relevant fields for the TRANS_QUERY_NMPIPE_STATE subcommand of the SMB_COM_TRANSACTION request.
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WordCount (1 byte): This field value is the total number of SMB parameter words and MUST be 0x10.
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Words (32 bytes):
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TotalParameterCount (2 bytes): This field MUST be set to 0x0000.
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TotalDataCount (2 bytes): This field MUST be set to 0x0000.
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MaxParameterCount (2 bytes): This field SHOULD be set to 0x0002.
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MaxDataCount (2 bytes): This field SHOULD be set to 0x0000 for this transaction.
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MaxSetupCount (1 byte): This field SHOULD be set to 0x00.
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Flags (2 bytes): This field SHOULD be set to 0x0000 for this request.
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Timeout (4 bytes): This field SHOULD be set to 0x00000000 for this request.
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ParameterCount (2 bytes): This field MUST be set to 0x0000.
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DataCount (2 bytes): This field MUST be set to 0x0000.
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SetupCount (1 byte): This field MUST be set to 0x02.
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Setup (4 bytes):
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Subcommand (2 bytes): This field MUST be set to the transaction subcommand value TRANS_QUERY_NMPIPE_STATE (0x0021).
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FID (2 bytes): This field MUST be set to a valid FID of a named pipe received in a server response for a previous SMB command to open or create a named pipe. These commands include SMB_COM_OPEN, SMB_COM_CREATE, SMB_COM_CREATE_TEMPORARY, SMB_COM_CREATE_NEW, SMB_COM_OPEN_ANDX, SMB_COM_NT_CREATE_ANDX, and SMB_COM_NT_TRANSACT with subcommand NT_TRANSACT_CREATE.
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