/* 
   Unix SMB/CIFS implementation.
   RPC Pipe client
 
   Copyright (C) Gerald (Jerry) Carter        2005-2006
   
   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 "rpc_client.h"

/*******************************************************************
 connect to a registry hive root (open a registry policy)
*******************************************************************/

NTSTATUS rpccli_winreg_connect(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
                         uint32 reg_type, uint32 access_mask,
                         POLICY_HND *reg_hnd)
{
	ZERO_STRUCTP(reg_hnd);

	switch (reg_type)
	{
	case HKEY_CLASSES_ROOT:
		return rpccli_winreg_OpenHKCR( cli, mem_ctx, NULL, 
			access_mask, reg_hnd );

	case HKEY_LOCAL_MACHINE:
		return rpccli_winreg_OpenHKLM( cli, mem_ctx, NULL, 
			access_mask, reg_hnd );

	case HKEY_USERS:
		return rpccli_winreg_OpenHKU( cli, mem_ctx, NULL, 
			access_mask, reg_hnd );

	case HKEY_PERFORMANCE_DATA:
		return rpccli_winreg_OpenHKPD( cli, mem_ctx, NULL, 
			access_mask, reg_hnd );

	default:
		/* fall through to end of function */
		break;
	}

	return NT_STATUS_INVALID_PARAMETER;
}

/****************************************************************************
****************************************************************************/

NTSTATUS rpccli_winreg_query_key(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
                           POLICY_HND *hnd,
                           char *key_class, uint32 *class_len,
                           uint32 *num_subkeys, uint32 *max_subkeylen,
                           uint32 *max_subkeysize, uint32 *num_values,
                           uint32 *max_valnamelen, uint32 *max_valbufsize,
                           uint32 *secdescsize, NTTIME *mod_time)
{
	NTSTATUS status;
	struct winreg_String classname_in, classname_out;

	classname_in.name = key_class;
	status = rpccli_winreg_QueryInfoKey( cli, mem_ctx, hnd, 
			classname_in, &classname_out, num_subkeys,
			max_subkeylen, max_subkeysize, num_values,
			max_valnamelen, max_valbufsize, secdescsize,
			mod_time );

	/* The old code would check for INSUFFICIENT_BUFFER.  
	   Will have to work this out. */

	return status;
}


/****************************************************************************
****************************************************************************/

NTSTATUS rpccli_winreg_enum_val(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
                          POLICY_HND *hnd, int idx,
                          fstring val_name, uint32 *type, REGVAL_BUFFER *value)
{
	NTSTATUS status = NT_STATUS_INVALID_PARAMETER;
	
	/* do rpc */
	
		
	return status;
}

/****************************************************************************
****************************************************************************/

NTSTATUS rpccli_winreg_enum_key(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
                          POLICY_HND *hnd, int key_index, fstring key_name,
                          fstring class_name, time_t *mod_time)
{
	NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
	
	return status;
}

/*
 *
 * Utility functions
 * 
 */

/*****************************************************************
 Splits out the start of the key (HKLM or HKU) and the rest of the key.
*****************************************************************/  

BOOL reg_split_hive(const char *full_keyname, uint32 *reg_type, pstring key_name)
{
	pstring tmp;

	if (!next_token(&full_keyname, tmp, "\\", sizeof(tmp)))
		return False;

	(*reg_type) = 0;

	DEBUG(10, ("reg_split_key: hive %s\n", tmp));

	if (strequal(tmp, "HKLM") || strequal(tmp, "HKEY_LOCAL_MACHINE"))
		(*reg_type) = HKEY_LOCAL_MACHINE;
	else if (strequal(tmp, "HKCR") || strequal(tmp, "HKEY_CLASSES_ROOT"))
		(*reg_type) = HKEY_CLASSES_ROOT;
	else if (strequal(tmp, "HKU") || strequal(tmp, "HKEY_USERS"))
		(*reg_type) = HKEY_USERS;
	else if (strequal(tmp, "HKPD")||strequal(tmp, "HKEY_PERFORMANCE_DATA"))
		(*reg_type) = HKEY_PERFORMANCE_DATA;
	else {
		DEBUG(10,("reg_split_key: unrecognised hive key %s\n", tmp));
		return False;
	}
	
	if (next_token(&full_keyname, tmp, "\n\r", sizeof(tmp)))
		pstrcpy(key_name, tmp);
	else
		key_name[0] = 0;

	DEBUG(10, ("reg_split_key: name %s\n", key_name));

	return True;
}

/*******************************************************************
 Fill in a REGVAL_BUFFER for the data given a REGISTRY_VALUE
 *******************************************************************/

uint32 reg_init_regval_buffer( REGVAL_BUFFER *buf2, REGISTRY_VALUE *val )
{
	uint32		real_size = 0;
	
	if ( !buf2 || !val )
		return 0;
		
	real_size = regval_size(val);
	init_regval_buffer( buf2, (unsigned char*)regval_data_p(val), real_size );

	return real_size;
}