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authorAndrew Tridgell <tridge@samba.org>2005-11-25 11:51:15 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 13:46:47 -0500
commit1e935fcbde889a0f3735d4698e61bde6b93eaa39 (patch)
tree0dfb95ca701d0c0879a22cc927898ab496a227e8 /source4
parent1e3583475fbe6be46383866f3e061637f2f20c2a (diff)
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r11906: opcode 13 appears to be keepalive. Metze guessed this one :-)
(This used to be commit afe2323dc10748b97e6b30dc0c783dbe04446d8c)
Diffstat (limited to 'source4')
-rw-r--r--source4/libcli/smb2/config.mk3
-rw-r--r--source4/libcli/smb2/keepalive.c67
-rw-r--r--source4/libcli/smb2/smb2.h1
3 files changed, 70 insertions, 1 deletions
diff --git a/source4/libcli/smb2/config.mk b/source4/libcli/smb2/config.mk
index 2af75cdcd9..fdb28cfa78 100644
--- a/source4/libcli/smb2/config.mk
+++ b/source4/libcli/smb2/config.mk
@@ -16,5 +16,6 @@ OBJ_FILES = \
trans.o \
logoff.o \
tdis.o \
- flush.o
+ flush.o \
+ keepalive.o
REQUIRED_SUBSYSTEMS = LIBCLI_RAW LIBPACKET
diff --git a/source4/libcli/smb2/keepalive.c b/source4/libcli/smb2/keepalive.c
new file mode 100644
index 0000000000..64ed847757
--- /dev/null
+++ b/source4/libcli/smb2/keepalive.c
@@ -0,0 +1,67 @@
+/*
+ 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 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/raw/libcliraw.h"
+#include "libcli/smb2/smb2.h"
+#include "libcli/smb2/smb2_calls.h"
+
+/*
+ send a keepalive request
+*/
+struct smb2_request *smb2_keepalive_send(struct smb2_tree *tree)
+{
+ struct smb2_request *req;
+
+ req = smb2_request_init_tree(tree, SMB2_OP_KEEPALIVE, 0x04, 0);
+ if (req == NULL) return NULL;
+
+ SSVAL(req->out.body, 0x02, 0);
+
+ 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_error(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_tree *tree)
+{
+ struct smb2_request *req = smb2_keepalive_send(tree);
+ return smb2_keepalive_recv(req);
+}
diff --git a/source4/libcli/smb2/smb2.h b/source4/libcli/smb2/smb2.h
index 6083fcb26e..d12725f70f 100644
--- a/source4/libcli/smb2/smb2.h
+++ b/source4/libcli/smb2/smb2.h
@@ -169,6 +169,7 @@ struct smb2_request {
#define SMB2_OP_WRITE 0x09
#define SMB2_OP_TRANS 0x0b
#define SMB2_OP_CANCEL 0x0c
+#define SMB2_OP_KEEPALIVE 0x0d
#define SMB2_OP_FIND 0x0e
#define SMB2_OP_NOTIFY 0x0f
#define SMB2_OP_GETINFO 0x10