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authorSteve French <stfrench@microsoft.com>2020-10-15 23:41:40 -0500
committerSteve French <stfrench@microsoft.com>2020-10-19 15:11:11 -0500
commit63ca5656350a9b798a20a8e5bd55be164a5abeb6 (patch)
tree1ce70a9d87c39ef7184529ec59517aa93536a039 /fs/cifs/smb2pdu.h
parentsmb3.1.1: rename nonces used for GCM and CCM encryption (diff)
downloadlinux-dev-63ca5656350a9b798a20a8e5bd55be164a5abeb6.tar.xz
linux-dev-63ca5656350a9b798a20a8e5bd55be164a5abeb6.zip
smb3.1.1: set gcm256 when requested
update smb encryption code to set 32 byte key length and to set gcm256 when requested on mount. Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/cifs/smb2pdu.h')
-rw-r--r--fs/cifs/smb2pdu.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index 05b010e5a061..851c6cd4742a 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -352,6 +352,7 @@ struct smb2_preauth_neg_context {
/* Encryption Algorithms Ciphers */
#define SMB2_ENCRYPTION_AES128_CCM cpu_to_le16(0x0001)
#define SMB2_ENCRYPTION_AES128_GCM cpu_to_le16(0x0002)
+/* we currently do not request AES256_CCM since presumably GCM faster */
#define SMB2_ENCRYPTION_AES256_CCM cpu_to_le16(0x0003)
#define SMB2_ENCRYPTION_AES256_GCM cpu_to_le16(0x0004)