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[Groovy,1/7] smb3: add defines for new crypto algorithms

Message ID 20210502210040.18628-9-tim.gardner@canonical.com
State New
Headers show
Series [Groovy,1/7] smb3: add defines for new crypto algorithms | expand

Commit Message

Tim Gardner May 2, 2021, 9 p.m. UTC 
From: Steve French <stfrench@microsoft.com>

BugLink: https://bugs.launchpad.net/bugs/1921916

In encryption capabilities negotiate context can now request
AES256 GCM or CCM

Signed-off-by: Steve French <stfrench@microsoft.com>
Acked-by: Ronnie Sahlberg <lsahlber@redhat.com>
(cherry picked from commit 119e489681f769e497637da16d5df530213f5720)
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
---
 fs/cifs/smb2pdu.h | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index 64ec079f40d0..aa7ebb4b6a37 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -333,6 +333,8 @@  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)
+#define SMB2_ENCRYPTION_AES256_CCM      cpu_to_le16(0x0003)
+#define SMB2_ENCRYPTION_AES256_GCM      cpu_to_le16(0x0004)
 
 /* Min encrypt context data is one cipher so 2 bytes + 2 byte count field */
 #define MIN_ENCRYPT_CTXT_DATA_LEN	4