r11715: added SMB2 read and write requests

(This used to be commit d3556cbfa38447d2d385b697c1855b3c13d42744)

1 files changed, 82 insertions, 0 deletions

diff --git a/source4/libcli/smb2/write.c b/source4/libcli/smb2/write.c
new file mode 100644
index 0000000000..f842969b93
--- /dev/null
+++ b/source4/libcli/smb2/write.c
@@ -0,0 +1,82 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   SMB2 client write call
+
+   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 write request
+*/
+struct smb2_request *smb2_write_send(struct smb2_tree *tree, struct smb2_write *io)
+{
+	struct smb2_request *req;
+
+	req = smb2_request_init_tree(tree, SMB2_OP_WRITE, io->in.data.length + 0x30);
+	if (req == NULL) return NULL;
+
+	SSVAL(req->out.body, 0x00, io->in.buffer_code);
+	SSVAL(req->out.body, 0x02, req->out.body+0x30 - req->out.hdr);
+	SIVAL(req->out.body, 0x04, io->in.data.length);
+	SBVAL(req->out.body, 0x08, io->in.offset);
+	smb2_put_handle(req->out.body+0x10, io->in.handle);
+	memcpy(req->out.body+0x20, io->in._pad, 0x10);
+	memcpy(req->out.body+0x30, io->in.data.data, io->in.data.length);
+
+	smb2_transport_send(req);
+
+	return req;
+}
+
+
+/*
+  recv a write reply
+*/
+NTSTATUS smb2_write_recv(struct smb2_request *req, struct smb2_write *io)
+{
+	if (!smb2_request_receive(req) || 
+	    smb2_request_is_error(req)) {
+		return smb2_request_destroy(req);
+	}
+
+	if (req->in.body_size < 17) {
+		return NT_STATUS_BUFFER_TOO_SMALL;
+	}
+
+	SMB2_CHECK_BUFFER_CODE(req, 0x11);
+
+	io->out._pad     = SVAL(req->in.body, 0x02);
+	io->out.nwritten = IVAL(req->in.body, 0x04);
+	memcpy(io->out.unknown, req->in.body+0x08, 9);
+
+	return smb2_request_destroy(req);
+}
+
+/*
+  sync write request
+*/
+NTSTATUS smb2_write(struct smb2_tree *tree, struct smb2_write *io)
+{
+	struct smb2_request *req = smb2_write_send(tree, io);
+	return smb2_write_recv(req, io);
+}