SMB3.1.1: Add support for negotiating signing algorithm

[platform/kernel/linux-starfive.git] / fs / cifs / cifsglob.h

diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 921680f..3c2e117 100644 (file)
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -667,9 +667,11 @@ struct TCP_Server_Info {
        unsigned int    max_write;
        unsigned int    min_offload;
        __le16  compress_algorithm;
+       __u16   signing_algorithm;
        __le16  cipher_type;
         /* save initital negprot hash */
        __u8    preauth_sha_hash[SMB2_PREAUTH_HASH_SIZE];
+       bool    signing_negotiated; /* true if valid signing context rcvd from server */
        bool    posix_ext_supported;
        struct delayed_work reconnect; /* reconnect workqueue job */
        struct mutex reconnect_mutex; /* prevent simultaneous reconnects */
@@ -1869,6 +1871,7 @@ extern unsigned int global_secflags;      /* if on, session setup sent
 extern unsigned int sign_CIFS_PDUs;  /* enable smb packet signing */
 extern bool enable_gcm_256; /* allow optional negotiate of strongest signing (aes-gcm-256) */
 extern bool require_gcm_256; /* require use of strongest signing (aes-gcm-256) */
+extern bool enable_negotiate_signing; /* request use of faster (GMAC) signing if available */
 extern bool linuxExtEnabled;/*enable Linux/Unix CIFS extensions*/
 extern unsigned int CIFSMaxBufSize;  /* max size not including hdr */
 extern unsigned int cifs_min_rcv;    /* min size of big ntwrk buf pool */