dapl_evd_free.c revision 9517:b4839b0aa7a4
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_evd_free.c 34 * 35 * PURPOSE: Event management 36 * Description: Interfaces in this file are completely described in 37 * the DAPL 1.1 API, Chapter 6, section 3 38 * 39 * $Id: dapl_evd_free.c,v 1.9 2003/07/30 18:13:38 hobie16 Exp $ 40 */ 41 42#include "dapl.h" 43#include "dapl_evd_util.h" 44#include "dapl_ia_util.h" 45 46/* 47 * dapl_evd_free 48 * 49 * DAPL Requirements Version xxx, 6.3.2.2 50 * 51 * Destroy a specific instance of the Event Dispatcher 52 * 53 * Input: 54 * evd_handle 55 * 56 * Output: 57 * None 58 * 59 * Returns: 60 * DAT_SUCCESS 61 * DAT_INVALID_HANDLE 62 * DAT_INVALID_STATE 63 */ 64DAT_RETURN 65dapl_evd_free( 66 IN DAT_EVD_HANDLE evd_handle) 67{ 68 DAPL_EVD *evd_ptr; 69 DAT_RETURN dat_status; 70 71 dapl_dbg_log(DAPL_DBG_TYPE_API, "dapl_evd_free (%p)\n", evd_handle); 72 73 dat_status = DAT_SUCCESS; 74 evd_ptr = (DAPL_EVD *)evd_handle; 75 76 if (DAPL_BAD_HANDLE(evd_handle, DAPL_MAGIC_EVD)) { 77 dat_status = DAT_ERROR(DAT_INVALID_HANDLE, 0); 78 goto bail; 79 } 80 81 if (evd_ptr->evd_ref_count != 0) { 82 dat_status = DAT_ERROR(DAT_INVALID_STATE, 83 DAT_INVALID_STATE_EVD_IN_USE); 84 goto bail; 85 } 86 87 dapl_ia_unlink_evd(evd_ptr->header.owner_ia, evd_ptr); 88 89 dat_status = dapls_evd_dealloc(evd_ptr); 90 if (dat_status != DAT_SUCCESS) { 91 dapl_ia_link_evd(evd_ptr->header.owner_ia, evd_ptr); 92 } 93bail: 94 dapl_dbg_log(DAPL_DBG_TYPE_RTN, 95 "dapl_evd_free () returns 0x%x\n", 96 dat_status); 97 98 return (dat_status); 99} 100