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path: root/source3/rpc_client/cli_winreg.c
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/*
 *  Unix SMB/CIFS implementation.
 *
 *  WINREG client routines
 *
 *  Copyright (c) 2011      Andreas Schneider <asn@samba.org>
 *
 *  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 "../librpc/gen_ndr/ndr_winreg_c.h"
#include "rpc_client/cli_winreg.h"

NTSTATUS dcerpc_winreg_query_dword(TALLOC_CTX *mem_ctx,
				   struct dcerpc_binding_handle *h,
				   struct policy_handle *key_handle,
				   const char *value,
				   uint32_t *data,
				   WERROR *pwerr)
{
	struct winreg_String wvalue;
	enum winreg_Type type;
	uint32_t value_len = 0;
	uint32_t data_size = 0;
	WERROR result = WERR_OK;
	NTSTATUS status;
	DATA_BLOB blob;

	wvalue.name = value;

	status = dcerpc_winreg_QueryValue(h,
					  mem_ctx,
					  key_handle,
					  &wvalue,
					  &type,
					  NULL,
					  &data_size,
					  &value_len,
					  &result);
	if (!NT_STATUS_IS_OK(status)) {
		return status;
	}
	if (!W_ERROR_IS_OK(result)) {
		*pwerr = result;
		return status;
	}

	if (type != REG_DWORD) {
		*pwerr = WERR_INVALID_DATATYPE;
		return status;
	}

	if (data_size != 4) {
		*pwerr = WERR_INVALID_DATA;
		return status;
	}

	blob = data_blob_talloc(mem_ctx, NULL, data_size);
	if (blob.data == NULL) {
		*pwerr = WERR_NOMEM;
		return status;
	}
	value_len = 0;

	status = dcerpc_winreg_QueryValue(h,
					  mem_ctx,
					  key_handle,
					  &wvalue,
					  &type,
					  blob.data,
					  &data_size,
					  &value_len,
					  &result);
	if (!NT_STATUS_IS_OK(status)) {
		return status;
	}
	if (!W_ERROR_IS_OK(result)) {
		*pwerr = result;
		return status;
	}

	if (data) {
		*data = IVAL(blob.data, 0);
	}

	return status;
}

/* vim: set ts=8 sw=8 noet cindent syntax=c.doxygen: */