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[MS-SMB]: Server Message Block (SMB) Protocol Specification

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[MS-SMB]: Server Message Block (SMB) Protocol Specification [MS-SMB]: Server Message Block (SMB) Protocol Specification Intellectual Property Rights Notice for Open Specifications Documentation . Technical Documentation. Microsoft publishes Open Specifications documentation for protocols, file formats, languages, standards as well as overviews of the interaction among each of these technologies. Copyrights. This documentation is covered by Microsoft copyrights. Regardless of any other terms that are contained in the terms of use for the Microsoft website that hosts this documentation, you may make copies of it in order to develop implementations of the technologies described in the Open Specifications and may distribute portions of it in your implementations using these technologies or your documentation as necessary to properly document the implementation. You may also distribute in your implementation, with or without modification, any schema, IDL’s, or code samples that are included in the documentation. This permission also applies to any documents that are referenced in the Open Specifications. No Trade Secrets. Microsoft does not claim any trade secret rights in this documentation. Patents. Microsoft has patents that may cover your implementations of the technologies described in the Open Specifications. Neither this notice nor Microsoft's delivery of the documentation grants any licenses under those or any other Microsoft patents. However, a given Open Specification may be covered by Microsoft's Open Specification Promise (available here: http://www.microsoft.com/interop/osp) or the Community Promise (available here: http://www.microsoft.com/interop/cp/default.mspx). If you would prefer a written license, or if the technologies described in the Open Specifications are not covered by the Open Specifications Promise or Community Promise, as applicable, patent licenses are available by contacting [email protected]. Trademarks. The names of companies and products contained in this documentation may be covered by trademarks or similar intellectual property rights. This notice does not grant any licenses under those rights. Fictitious Names. The example companies, organizations, products, domain names, e-mail addresses, logos, people, places, and events depicted in this documentation are fictitious. No association with any real company, organization, product, domain name, email address, logo, person, place, or event is intended or should be inferred. Reservation of Rights. All other rights are reserved, and this notice does not grant any rights other than specifically described above, whether by implication, estoppel, or otherwise. Tools. The Open Specifications do not require the use of Microsoft programming tools or programming environments in order for you to develop an implementation. If you have access to Microsoft programming tools and environments you are free to take advantage of them. Certain Open Specifications are intended for use in conjunction with publicly available standard specifications and network programming art, and assumes that the reader either is familiar with the aforementioned material or has immediate access to it. 1 / 282 [MS-SMB] — v20100125 Server Message Block (SMB) Protocol Specification Copyright © 2010 Microsoft Corporation. Release: Monday, January 25, 2010 Revision Summary Date Revision History Revision Class Comments 03/14/2007 1.0 Version 1.0 release 04/10/2007 1.1 Version 1.1 release 05/18/2007 1.2 Version 1.2 release 06/08/2007 1.2.1 Editorial Revised and edited the technical content. 07/10/2007 1.2.2 Editorial Revised and edited the technical content. 08/17/2007 2.0 Major Updated and revised the technical content. 09/21/2007 3.0 Major Updated and revised the technical content. 10/26/2007 4.0 Major Converted document to unified format. 01/25/2008 4.0.1 Editorial Revised and edited the technical content. 03/14/2008 4.0.2 Editorial Revised and edited the technical content. 06/20/2008 5.0 Major Updated and revised the technical content. 07/25/2008 6.0 Major Updated and revised the technical content. 08/29/2008 7.0 Major Updated and revised the technical content. 10/24/2008 8.0 Major Updated and revised the technical content. 12/05/2008 9.0 Major Updated and revised the technical content. 01/16/2009 10.0 Major Updated and revised the technical content. 02/27/2009 11.0 Major Updated and revised the technical content. 04/10/2009 12.0 Major Updated and revised the technical content. 05/22/2009 13.0 Major Updated and revised the technical content. 07/02/2009 14.0 Major Updated and revised the technical content. 08/14/2009 15.0 Major Updated and revised the technical content. 09/25/2009 16.0 Major Updated and revised the technical content. 11/06/2009 17.0 Major Updated and revised the technical content. 12/18/2009 18.0 Major Updated and revised the technical content. 01/29/2010 19.0 Major Updated and revised the technical content. 2 / 282 [MS-SMB] — v20100125 Server Message Block (SMB) Protocol Specification Copyright © 2010 Microsoft Corporation. Release: Monday, January 25, 2010 Contents 1 Introduction ............................................................................................................. 9 1.1 Glossary ............................................................................................................... 9 1.2 References .......................................................................................................... 10 1.2.1 Normative References ..................................................................................... 10 1.2.2 Informative References ................................................................................... 11 1.3 Protocol Overview (Synopsis) ................................................................................ 13 1.4 Relationship to Other Protocols .............................................................................. 14 1.5 Prerequisites/Preconditions ................................................................................... 15 1.6 Applicability Statement ......................................................................................... 15 1.7 Versioning and Capability Negotiation ..................................................................... 16 1.8 Vendor-Extensible Fields ....................................................................................... 16 1.9 Standards Assignments ........................................................................................ 16 2 Messages................................................................................................................ 18 2.1 Transport ............................................................................................................ 18 2.1.1 Direct TCP Transport ....................................................................................... 18 2.1.2 NetBIOS over IPX Transport ............................................................................ 19 2.1.3 NetBIOS Extended User Interface Transport ...................................................... 22 2.2 Message Syntax .................................................................................................. 23 2.2.1 SMB Header Extensions and Changes ............................................................... 24 2.2.2 SMB_COM_NEGOTIATE Client Request Extension ............................................... 30 2.2.3 SMB_COM_NEGOTIATE Server Response Extension (Extended Security) ............... 31 2.2.3.1 SMB_COM_NEGOTIATE Server Response Extension (Non-Extended Security) ... 36 2.2.4 SMB_COM_SESSION_SETUP_ANDX Client Request Extension .............................. 40 2.2.5 SMB_COM_SESSION_SETUP_ANDX Server Response Extension ........................... 42 2.2.6 SMB_COM_TREE_CONNECT_ANDX Client Request Extension ............................... 44 2.2.7 SMB_COM_TREE_CONNECT_ANDX Server Response Extension ............................ 46 2.2.8 SMB_COM_NT_CREATE_ANDX Client Request Extension ..................................... 48 2.2.9 SMB_COM_NT_CREATE_ANDX Server Response Extension .................................. 55 2.2.10 SMB_COM_OPEN_ANDX Client Request Extension ............................................ 60 2.2.11 SMB_COM_OPEN_ANDX Server Response Extension ......................................... 61 2.2.12 SMB_COM_TRANSACTION Extensions ............................................................. 64 2.2.12.1 TRANS_SET_NMPIPE_STATE Request ........................................................ 65 2.2.12.2 TRANS_SET_NMPIPE_STATE Response ...................................................... 68 2.2.12.3 TRANS_RAW_READ_NMPIPE Request ........................................................ 69 2.2.12.4 TRANS_RAW_READ_NMPIPE Response ...................................................... 72 2.2.12.5 TRANS_QUERY_NMPIPE_STATE Request .................................................... 73 2.2.12.6 TRANS_QUERY_NMPIPE_STATE Response .................................................. 76 2.2.12.7 TRANS_QUERY_NMPIPE_INFO Request ...................................................... 78 2.2.12.8 TRANS_QUERY_NMPIPE_INFO Response .................................................... 81 2.2.12.9 TRANS_PEEK_NMPIPE Request ................................................................. 83 2.2.12.10 TRANS_PEEK_NMPIPE Response ............................................................. 85 2.2.12.11 TRANS_TRANSACT_NMPIPE Request ....................................................... 87 2.2.12.12 TRANS_TRANSACT_NMPIPE Response ....................................................
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