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/*
Unix SMB/CIFS implementation.
ACL get/set operations
Copyright (C) Andrew Tridgell 2003-2004
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 "librpc/gen_ndr/ndr_security.h"
#include "param/param.h"
/****************************************************************************
fetch file ACL (async send)
****************************************************************************/
struct smbcli_request *smb_raw_query_secdesc_send(struct smbcli_tree *tree,
union smb_fileinfo *io)
{
struct smb_nttrans nt;
uint8_t params[8];
nt.in.max_setup = 0;
nt.in.max_param = 4;
nt.in.max_data = 0xFFFF;
nt.in.setup_count = 0;
nt.in.function = NT_TRANSACT_QUERY_SECURITY_DESC;
nt.in.setup = NULL;
SSVAL(params, 0, io->query_secdesc.in.file.fnum);
SSVAL(params, 2, 0); /* padding */
SIVAL(params, 4, io->query_secdesc.in.secinfo_flags);
nt.in.params.data = params;
nt.in.params.length = 8;
nt.in.data = data_blob(NULL, 0);
return smb_raw_nttrans_send(tree, &nt);
}
/****************************************************************************
fetch file ACL (async recv)
****************************************************************************/
NTSTATUS smb_raw_query_secdesc_recv(struct smbcli_request *req,
TALLOC_CTX *mem_ctx,
union smb_fileinfo *io)
{
NTSTATUS status;
struct smb_nttrans nt;
struct ndr_pull *ndr;
enum ndr_err_code ndr_err;
status = smb_raw_nttrans_recv(req, mem_ctx, &nt);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
/* check that the basics are valid */
if (nt.out.params.length != 4 ||
IVAL(nt.out.params.data, 0) > nt.out.data.length) {
return NT_STATUS_INVALID_PARAMETER;
}
nt.out.data.length = IVAL(nt.out.params.data, 0);
ndr = ndr_pull_init_blob(&nt.out.data, mem_ctx, NULL);
if (!ndr) {
return NT_STATUS_INVALID_PARAMETER;
}
io->query_secdesc.out.sd = talloc(mem_ctx, struct security_descriptor);
if (!io->query_secdesc.out.sd) {
return NT_STATUS_NO_MEMORY;
}
ndr_err = ndr_pull_security_descriptor(ndr, NDR_SCALARS|NDR_BUFFERS,
io->query_secdesc.out.sd);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
return ndr_map_error2ntstatus(ndr_err);
}
return NT_STATUS_OK;
}
/****************************************************************************
fetch file ACL (sync interface)
****************************************************************************/
NTSTATUS smb_raw_query_secdesc(struct smbcli_tree *tree,
TALLOC_CTX *mem_ctx,
union smb_fileinfo *io)
{
struct smbcli_request *req = smb_raw_query_secdesc_send(tree, io);
return smb_raw_query_secdesc_recv(req, mem_ctx, io);
}
/****************************************************************************
set file ACL (async send)
****************************************************************************/
struct smbcli_request *smb_raw_set_secdesc_send(struct smbcli_tree *tree,
union smb_setfileinfo *io)
{
struct smb_nttrans nt;
uint8_t params[8];
struct ndr_push *ndr;
struct smbcli_request *req;
enum ndr_err_code ndr_err;
nt.in.max_setup = 0;
nt.in.max_param = 0;
nt.in.max_data = 0;
nt.in.setup_count = 0;
nt.in.function = NT_TRANSACT_SET_SECURITY_DESC;
nt.in.setup = NULL;
SSVAL(params, 0, io->set_secdesc.in.file.fnum);
SSVAL(params, 2, 0); /* padding */
SIVAL(params, 4, io->set_secdesc.in.secinfo_flags);
nt.in.params.data = params;
nt.in.params.length = 8;
ndr = ndr_push_init_ctx(NULL, NULL);
if (!ndr) return NULL;
ndr_err = ndr_push_security_descriptor(ndr, NDR_SCALARS|NDR_BUFFERS, io->set_secdesc.in.sd);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
talloc_free(ndr);
return NULL;
}
nt.in.data = ndr_push_blob(ndr);
req = smb_raw_nttrans_send(tree, &nt);
talloc_free(ndr);
return req;
}
/****************************************************************************
set file ACL (sync interface)
****************************************************************************/
NTSTATUS smb_raw_set_secdesc(struct smbcli_tree *tree,
union smb_setfileinfo *io)
{
struct smbcli_request *req = smb_raw_set_secdesc_send(tree, io);
return smbcli_request_simple_recv(req);
}
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