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SMB3.1.1: add defines for new signing negotiate context

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Currently there are three supported signing algorithms

Reviewed-by: Aurelien Aptel <aaptel@suse.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Steve French 2020-10-10 20:11:47 -05:00
parent c6cc4c5a72
commit 682955491a
1 changed files with 14 additions and 0 deletions
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14
fs/cifs/smb2pdu.h
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@ -323,6 +323,7 @@ struct smb2_negotiate_req {
#define SMB2_NETNAME_NEGOTIATE_CONTEXT_ID cpu_to_le16(5) #define SMB2_NETNAME_NEGOTIATE_CONTEXT_ID cpu_to_le16(5)
#define SMB2_TRANSPORT_CAPABILITIES cpu_to_le16(6) #define SMB2_TRANSPORT_CAPABILITIES cpu_to_le16(6)
#define SMB2_RDMA_TRANSFORM_CAPABILITIES cpu_to_le16(7) #define SMB2_RDMA_TRANSFORM_CAPABILITIES cpu_to_le16(7)
#define SMB2_SIGNING_CAPABILITIES cpu_to_le16(8)
#define SMB2_POSIX_EXTENSIONS_AVAILABLE cpu_to_le16(0x100) #define SMB2_POSIX_EXTENSIONS_AVAILABLE cpu_to_le16(0x100)
struct smb2_neg_context { struct smb2_neg_context {
@ -416,6 +417,19 @@ struct smb2_rdma_transform_capabilities_context {
__le16 RDMATransformIds[1]; __le16 RDMATransformIds[1];
} __packed; } __packed;
/* Signing algorithms */
#define SIGNING_ALG_HMAC_SHA256 0
#define SIGNING_ALG_AES_CMAC 1
#define SIGNING_ALG_AES_GMAC 2
struct smb2_signing_capabilities {
__le16 ContextType; /* 8 */
__le16 DataLength;
__u32 Reserved;
__le16 SigningAlgorithmCount;
__le16 SigningAlgorithms[];
} __packed;
#define POSIX_CTXT_DATA_LEN 16 #define POSIX_CTXT_DATA_LEN 16
struct smb2_posix_neg_context { struct smb2_posix_neg_context {
__le16 ContextType; /* 0x100 */ __le16 ContextType; /* 0x100 */