2.2.6.6.1 Request
The TRANS2_QUERY_PATH_INFORMATION request and response formats are special cases of SMB_COM_TRANSACTION2 (section 2.2.4.46) SMB. Only the TRANS2_QUERY_PATH_INFORMATION specifics are described here.
SMB_Parameters:
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WordCount (1 byte): This field MUST be 0x0F.
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Words (30 bytes):
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TotalDataCount (2 bytes): If no Trans2_Data is supplied, this field MUST be 0x0000. If Trans2_Parameters.InformationLevel is SMB_INFO_QUERY_EAS_FROM_LIST (see following), this field MUST be the total size of the extended attribute list.
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SetupCount (1 byte): This field MUST be 0x01.
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Setup[0] (2 bytes): This field MUST be TRANS2_QUERY_PATH_INFORMATION (0x0005).
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Trans2_Parameters:
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Trans2_Parameters { USHORT InformationLevel; ULONG Reserved; SMB_STRING FileName; }
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InformationLevel (2 bytes): This field contains an information level code, which determines the information contained in the response. The list of valid information level codes is specified in section 2.2.2.3.3. A client that has not negotiated long names support MUST request only SMB_INFO_STANDARD. If a client that has not negotiated long names support requests an InformationLevel other than SMB_INFO_STANDARD, the server MUST return a status of STATUS_INVALID_PARAMETER of (ERRDOS/ERRinvalidparam).
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Reserved (4 bytes): This field is reserved and MUST be zero (0x0000).
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FileName (variable): The file name or directory name for which to retrieve the information.
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Trans2_Data: The Trans2_Data field MUST be included if the Trans2_Parameters.InformationLevel field is set to SMB_INFO_QUERY_EAS_FROM_LIST; else, it MUST NOT be included.
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Trans2_Data { SMB_GEA_LIST GetExtendedAttributeList; }
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GetExtendedAttributeList (variable): A list of extended attribute (EA) names. The server MUST return only those extended attributes that have an AttributeName matching one of the AttributeName values in the list.
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