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/*
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 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/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);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
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;
}
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