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authorPavel Shilovsky <pshilovsky@samba.org>2012-09-18 16:20:30 -0700
committerSteve French <smfrench@gmail.com>2012-09-24 21:46:28 -0500
commit3c1bf7e48e9e463b65b1b90da4500a93dd2b27a7 (patch)
treec16caed7a01a5b1438b5acd8aa45929889da10ad /fs/cifs/cifsglob.h
parent009d344398bb3e844b31eb9e6a7860748c6f6dd3 (diff)
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CIFS: Enable signing in SMB2
Use hmac-sha256 and rather than hmac-md5 that is used for CIFS/SMB. Signature field in SMB2 header is 16 bytes instead of 8 bytes. Automatically enable signing by client when requested by the server when signing ability is available to the client. Signed-off-by: Shirish Pargaonkar <shirishpargaonkar@gmail.com> Signed-off-by: Sachin Prabhu <sprabhu@redhat.com> Signed-off-by: Pavel Shilovsky <piastryyy@gmail.com> Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/cifsglob.h')
-rw-r--r--fs/cifs/cifsglob.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 48c7c83a7a9..6217df70790 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -128,8 +128,10 @@ struct sdesc {
struct cifs_secmech {
struct crypto_shash *hmacmd5; /* hmac-md5 hash function */
struct crypto_shash *md5; /* md5 hash function */
+ struct crypto_shash *hmacsha256; /* hmac-sha256 hash function */
struct sdesc *sdeschmacmd5; /* ctxt to generate ntlmv2 hash, CR1 */
struct sdesc *sdescmd5; /* ctxt to generate cifs/smb signature */
+ struct sdesc *sdeschmacsha256; /* ctxt to generate smb2 signature */
};
/* per smb session structure/fields */