1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright (c) 2002-2003, Network Appliance, Inc. All rights reserved. 24 */ 25 26 /* 27 * Copyright 2003 Sun Microsystems, Inc. All rights reserved. 28 * Use is subject to license terms. 29 */ 30 31 /* 32 * 33 * MODULE: dapl_get_handle_type.c 34 * 35 * PURPOSE: Interface Adapter management 36 * Description: Interfaces in this file are completely described in 37 * the DAPL 1.1 API, Chapter 6, section 2 38 * 39 */ 40 41 #include "dapl.h" 42 43 /* 44 * dapl_get_handle_type 45 * 46 * DAPL Requirements Version xxx, 6.2.2.6 47 * 48 * Gets the handle type for the given dat_handle 49 * 50 * Input: 51 * dat_handle 52 * 53 * Output: 54 * handle_type 55 * 56 * Returns: 57 * DAT_SUCCESS 58 * DAT_INVALID_PARAMETER 59 */ 60 DAT_RETURN 61 dapl_get_handle_type( 62 IN DAT_HANDLE dat_handle, 63 OUT DAT_HANDLE_TYPE *handle_type) 64 { 65 DAT_RETURN dat_status; 66 DAPL_HEADER *header; 67 68 dat_status = DAT_SUCCESS; 69 70 header = (DAPL_HEADER *)dat_handle; 71 if (((header) == NULL) || 72 ((unsigned long)(header) & 3) || 73 (header->magic != DAPL_MAGIC_IA && 74 header->magic != DAPL_MAGIC_EVD && 75 header->magic != DAPL_MAGIC_EP && 76 header->magic != DAPL_MAGIC_LMR && 77 header->magic != DAPL_MAGIC_RMR && 78 header->magic != DAPL_MAGIC_PZ && 79 header->magic != DAPL_MAGIC_PSP && 80 header->magic != DAPL_MAGIC_RSP && 81 header->magic != DAPL_MAGIC_CR)) { 82 dat_status = DAT_ERROR(DAT_INVALID_HANDLE, 0); 83 goto bail; 84 } 85 *handle_type = header->handle_type; 86 87 bail: 88 return (dat_status); 89 } 90