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authorSteve French <smfrench@gmail.com>2015-12-18 13:05:30 -0600
committerSteve French <sfrench@localhost.localdomain>2016-01-14 14:29:42 -0600
commit373512ec5c105ed09e3738196dcb257dfab65cba (patch)
tree3820a07566033fc32c9332d86c04317a40c1f6b7 /fs/cifs/smb2pdu.h
parent882137c4d64175e2bb38cd842e25d54e6de31da8 (diff)
downloadop-kernel-dev-373512ec5c105ed09e3738196dcb257dfab65cba.zip
op-kernel-dev-373512ec5c105ed09e3738196dcb257dfab65cba.tar.gz
Prepare for encryption support (first part). Add decryption and encryption key generation. Thanks to Metze for helping with this.
Reviewed-by: Stefan Metzmacher <metze@samba.org> Signed-off-by: Steve French <steve.french@primarydata.com>
Diffstat (limited to 'fs/cifs/smb2pdu.h')
-rw-r--r--fs/cifs/smb2pdu.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index 4af5278..ff88d9f 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -86,6 +86,7 @@
#define MAX_SMB2_HDR_SIZE 0x78 /* 4 len + 64 hdr + (2*24 wct) + 2 bct + 2 pad */
#define SMB2_PROTO_NUMBER cpu_to_le32(0x424d53fe)
+#define SMB2_TRANSFORM_PROTO_NUM cpu_to_le32(0x424d53fd)
/*
* SMB2 Header Definition
@@ -102,7 +103,7 @@ struct smb2_hdr {
__be32 smb2_buf_length; /* big endian on wire */
/* length is only two or three bytes - with
one or two byte type preceding it that MBZ */
- __u8 ProtocolId[4]; /* 0xFE 'S' 'M' 'B' */
+ __le32 ProtocolId; /* 0xFE 'S' 'M' 'B' */
__le16 StructureSize; /* 64 */
__le16 CreditCharge; /* MBZ */
__le32 Status; /* Error from server */
@@ -128,11 +129,10 @@ struct smb2_transform_hdr {
one or two byte type preceding it that MBZ */
__u8 ProtocolId[4]; /* 0xFD 'S' 'M' 'B' */
__u8 Signature[16];
- __u8 Nonce[11];
- __u8 Reserved[5];
+ __u8 Nonce[16];
__le32 OriginalMessageSize;
__u16 Reserved1;
- __le16 EncryptionAlgorithm;
+ __le16 Flags; /* EncryptionAlgorithm */
__u64 SessionId;
} __packed;
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