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linux
SMB3: update structures for new compression protocol definitions
Protocol has been extended for additional compression headers.
See MS-SMB2 section 2.2.42
Signed-off-by: Steve French <stfrench@microsoft.com>
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fs/cifs/smb2pdu.h
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fs/cifs/smb2pdu.h
···
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} __packed;
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/* See MS-SMB2 2.2.42 */
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struct smb2_compression_transform_hdr {
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struct smb2_compression_transform_hdr_unchained {
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__le32 ProtocolId; /* 0xFC 'S' 'M' 'B' */
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__le32 OriginalCompressedSegmentSize;
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__le16 CompressionAlgorithm;
···
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__le16 CompressionAlgorithm;
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__le16 Flags;
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__le32 Length; /* length of compressed playload including field below if present */
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/* __le32 OriginalPayloadSize; */ /* optional */
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/* __le32 OriginalPayloadSize; */ /* optional, present when LZNT1, LZ77, LZ77+Huffman */
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} __packed;
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/* See MS-SMB2 2.2.42.2 */
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struct smb2_compression_transform_hdr_chained {
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__le32 ProtocolId; /* 0xFC 'S' 'M' 'B' */
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__le32 OriginalCompressedSegmentSize;
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/* struct compression_payload_header[] */
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} __packed;
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/* See MS-SMB2 2.2.42.2.2 */
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struct compression_pattern_payload_v1 {
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__le16 Pattern;
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__le16 Reserved1;