r15815: add SMB2 Lock client code

metze
(This used to be commit 4a307d7185862675fee23f55d3f85950a76f551d)

2 files changed, 78 insertions, 0 deletions

diff --git a/source4/libcli/smb2/config.mk b/source4/libcli/smb2/config.mk
index 4e2e7bb468..33ef633e1f 100644
--- a/source4/libcli/smb2/config.mk
+++ b/source4/libcli/smb2/config.mk
@@ -18,5 +18,6 @@ OBJ_FILES = \
 	logoff.o \
 	tdis.o \
 	flush.o \
+	lock.o \
 	keepalive.o
 PUBLIC_DEPENDENCIES = LIBCLI_RAW LIBPACKET gensec
diff --git a/source4/libcli/smb2/lock.c b/source4/libcli/smb2/lock.c
new file mode 100644
index 0000000000..73cc30c162
--- /dev/null
+++ b/source4/libcli/smb2/lock.c
@@ -0,0 +1,77 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   SMB2 client lock handling
+
+   Copyright (C) Stefan Metzmacher 2006
+   
+   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 2 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, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "libcli/smb2/smb2.h"
+#include "libcli/smb2/smb2_calls.h"
+
+/*
+  send a lock request
+*/
+struct smb2_request *smb2_lock_send(struct smb2_tree *tree, struct smb2_lock *io)
+{
+	struct smb2_request *req;
+
+	req = smb2_request_init_tree(tree, SMB2_OP_LOCK, 0x30, False, 0);
+	if (req == NULL) return NULL;
+
+	SIVAL(req->out.hdr, SMB2_HDR_PID,     io->in.unknown2);
+
+	SSVAL(req->out.body, 0x02, io->in.unknown1);
+	SIVAL(req->out.body, 0x04, io->in.unknown2);
+	smb2_push_handle(req->out.body+0x08, &io->in.file.handle);
+	SBVAL(req->out.body, 0x18, io->in.offset);
+	SBVAL(req->out.body, 0x20, io->in.count);
+	SIVAL(req->out.body, 0x28, io->in.unknown5);
+	SIVAL(req->out.body, 0x28, io->in.flags);
+
+	smb2_transport_send(req);
+
+	return req;
+}
+
+
+/*
+  recv a lock reply
+*/
+NTSTATUS smb2_lock_recv(struct smb2_request *req, struct smb2_lock *io)
+{
+	if (!smb2_request_receive(req) || 
+	    smb2_request_is_error(req)) {
+		return smb2_request_destroy(req);
+	}
+
+	SMB2_CHECK_PACKET_RECV(req, 0x04, False);
+
+	io->out.unknown1 = SVAL(req->in.body, 0x02);
+
+	return smb2_request_destroy(req);
+}
+
+/*
+  sync lock request
+*/
+NTSTATUS smb2_lock(struct smb2_tree *tree, struct smb2_lock *io)
+{
+	struct smb2_request *req = smb2_lock_send(tree, io);
+	return smb2_lock_recv(req, io);
+}