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authorJeff Layton <jlayton@redhat.com>2011-01-11 07:24:21 -0500
committerSteve French <sfrench@us.ibm.com>2011-01-20 17:46:44 +0000
commit766fdbb57fdb1e53bc34c431103e95383d7f13ba (patch)
tree9e681dc6513441017603f90f45b9ffcdb5640719 /fs/cifs/cifspdu.h
parenta6827c184ea9f5452e4aaa7c799dd3c7cc9ba05e (diff)
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cifs: add ability to send an echo request
Reviewed-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/cifspdu.h')
-rw-r--r--fs/cifs/cifspdu.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h
index de36b09763a8..ea205b4fcad2 100644
--- a/fs/cifs/cifspdu.h
+++ b/fs/cifs/cifspdu.h
@@ -50,6 +50,7 @@
#define SMB_COM_SETATTR 0x09 /* trivial response */
#define SMB_COM_LOCKING_ANDX 0x24 /* trivial response */
#define SMB_COM_COPY 0x29 /* trivial rsp, fail filename ignrd*/
+#define SMB_COM_ECHO 0x2B /* echo request */
#define SMB_COM_OPEN_ANDX 0x2D /* Legacy open for old servers */
#define SMB_COM_READ_ANDX 0x2E
#define SMB_COM_WRITE_ANDX 0x2F
@@ -760,6 +761,20 @@ typedef struct smb_com_tconx_rsp_ext {
*
*/
+typedef struct smb_com_echo_req {
+ struct smb_hdr hdr;
+ __le16 EchoCount;
+ __le16 ByteCount;
+ char Data[1];
+} __attribute__((packed)) ECHO_REQ;
+
+typedef struct smb_com_echo_rsp {
+ struct smb_hdr hdr;
+ __le16 SequenceNumber;
+ __le16 ByteCount;
+ char Data[1];
+} __attribute__((packed)) ECHO_RSP;
+
typedef struct smb_com_logoff_andx_req {
struct smb_hdr hdr; /* wct = 2 */
__u8 AndXCommand;