/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2002-2003, Network Appliance, Inc. All rights reserved.
*/
/*
* Copyright 2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/*
*
* MODULE: dapl_get_handle_type.c
*
* PURPOSE: Interface Adapter management
* Description: Interfaces in this file are completely described in
* the DAPL 1.1 API, Chapter 6, section 2
*
*/
#include "dapl.h"
/*
* dapl_get_handle_type
*
* DAPL Requirements Version xxx, 6.2.2.6
*
* Gets the handle type for the given dat_handle
*
* Input:
* dat_handle
*
* Output:
* handle_type
*
* Returns:
* DAT_SUCCESS
* DAT_INVALID_PARAMETER
*/
DAT_RETURN
dapl_get_handle_type(
IN DAT_HANDLE dat_handle,
OUT DAT_HANDLE_TYPE *handle_type)
{
DAT_RETURN dat_status;
DAPL_HEADER *header;
dat_status = DAT_SUCCESS;
header = (DAPL_HEADER *)dat_handle;
if (((header) == NULL) ||
((unsigned long)(header) & 3) ||
(header->magic != DAPL_MAGIC_IA &&
header->magic != DAPL_MAGIC_EVD &&
header->magic != DAPL_MAGIC_EP &&
header->magic != DAPL_MAGIC_LMR &&
header->magic != DAPL_MAGIC_RMR &&
header->magic != DAPL_MAGIC_PZ &&
header->magic != DAPL_MAGIC_PSP &&
header->magic != DAPL_MAGIC_RSP &&
header->magic != DAPL_MAGIC_CR)) {
dat_status = DAT_ERROR(DAT_INVALID_HANDLE, 0);
goto bail;
}
*handle_type = header->handle_type;
bail:
return (dat_status);
}