Commit 68295549 authored by Steve French's avatar Steve French
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SMB3.1.1: add defines for new signing negotiate context 



Currently there are three supported signing algorithms

Reviewed-by: default avatarAurelien Aptel <aaptel@suse.com>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
parent c6cc4c5a

fs/cifs/smb2pdu.h

+14 −0
Original line number Diff line number Diff line
@@ -323,6 +323,7 @@ struct smb2_negotiate_req { 
#define SMB2_NETNAME_NEGOTIATE_CONTEXT_ID	cpu_to_le16(5)

#define SMB2_TRANSPORT_CAPABILITIES		cpu_to_le16(6)

#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)



struct smb2_neg_context {
@@ -416,6 +417,19 @@ struct smb2_rdma_transform_capabilities_context { 
	__le16	RDMATransformIds[1];

} __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

struct smb2_posix_neg_context {

	__le16	ContextType; /* 0x100 */