Adding upstream version 2:4.17.12+dfsg.upstream/2%4.17.12+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 68 insertions, 0 deletions

diff --git a/source4/libcli/smb2/keepalive.c b/source4/libcli/smb2/keepalive.c
new file mode 100644
index 0000000..71004aa
--- /dev/null
+++ b/source4/libcli/smb2/keepalive.c
@@ -0,0 +1,68 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   SMB2 client keepalive handling
+
+   Copyright (C) Andrew Tridgell 2005
+   
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "libcli/smb2/smb2.h"
+#include "libcli/smb2/smb2_calls.h"
+
+/*
+  send a keepalive request
+*/
+struct smb2_request *smb2_keepalive_send(struct smb2_transport *transport,
+					 struct smb2_session *session)
+{
+	struct smb2_request *req;
+
+	req = smb2_request_init(transport, SMB2_OP_KEEPALIVE, 0x04, false, 0);
+	if (req == NULL) return NULL;
+
+	SSVAL(req->out.body, 0x02, 0);
+
+	req->session = session;
+
+	smb2_transport_send(req);
+
+	return req;
+}
+
+
+/*
+  recv a keepalive reply
+*/
+NTSTATUS smb2_keepalive_recv(struct smb2_request *req)
+{
+	if (!smb2_request_receive(req) || 
+	    !smb2_request_is_ok(req)) {
+		return smb2_request_destroy(req);
+	}
+
+	SMB2_CHECK_PACKET_RECV(req, 0x04, false);
+	return smb2_request_destroy(req);
+}
+
+/*
+  sync keepalive request
+*/
+NTSTATUS smb2_keepalive(struct smb2_transport *transport)
+{
+	struct smb2_request *req = smb2_keepalive_send(transport, NULL);
+	return smb2_keepalive_recv(req);
+}