r23519: added libcli code for fetching shadow copy information

(This used to be commit a9c23729f253f65825466cfef965d259ec35a54c)

1 files changed, 79 insertions, 0 deletions

diff --git a/source4/libcli/raw/rawshadow.c b/source4/libcli/raw/rawshadow.c
new file mode 100644
index 0000000000..428ebc9f8d
--- /dev/null
+++ b/source4/libcli/raw/rawshadow.c
@@ -0,0 +1,79 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   shadow copy file operations
+
+   Copyright (C) Andrew Tridgell 2007
+   
+   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/raw/ioctl.h"
+
+/* 
+   get shadow volume data
+*/
+_PUBLIC_ NTSTATUS smb_raw_shadow_data(struct smbcli_tree *tree, 
+				      TALLOC_CTX *mem_ctx, struct smb_shadow_copy *info)
+{
+	union smb_ioctl nt;
+	NTSTATUS status;
+	DATA_BLOB blob;
+	uint32_t dlength;
+	int i;
+	uint32_t ofs;
+
+	nt.ntioctl.level        = RAW_IOCTL_NTIOCTL;
+	nt.ntioctl.in.function  = FSCTL_GET_SHADOW_COPY_DATA;
+	nt.ntioctl.in.file.fnum = info->in.file.fnum;
+	nt.ntioctl.in.fsctl     = True;
+	nt.ntioctl.in.filter    = 0;
+	nt.ntioctl.in.max_data  = info->in.max_data;
+	nt.ntioctl.in.blob      = data_blob(NULL, 0);
+
+	status = smb_raw_ioctl(tree, mem_ctx, &nt);
+	
+	blob = nt.ntioctl.out.blob;
+
+	if (blob.length < 12) {
+		return NT_STATUS_INVALID_NETWORK_RESPONSE;
+	}
+	
+	info->out.num_volumes = IVAL(blob.data, 0);
+	info->out.num_names   = IVAL(blob.data, 4);
+	dlength               = IVAL(blob.data, 8);
+	if (dlength > blob.length - 12) {
+		return NT_STATUS_INVALID_NETWORK_RESPONSE;
+	}
+
+	info->out.names = talloc_array(mem_ctx, const char *, info->out.num_names);
+	NT_STATUS_HAVE_NO_MEMORY(info->out.names);
+
+	ofs = 12;
+	for (i=0;i<info->out.num_names;i++) {
+		size_t len;
+		len = smbcli_blob_pull_ucs2(info->out.names, 
+				      &blob, &info->out.names[i],
+				      blob.data+ofs, -1, STR_TERMINATE);
+		if (len == 0) {
+			return NT_STATUS_INVALID_NETWORK_RESPONSE;
+		}
+		ofs += len;
+	}
+	
+	return status;
+}