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_ep_reset.c 34 * 35 * PURPOSE: Endpoint management 36 * Description: Interfaces in this file are completely described in 37 * the DAPL 1.1 API, Chapter 6, section 5.13 38 * 39 * $Id: dapl_ep_reset.c,v 1.6 2003/07/08 14:23:35 sjs2 Exp $ 40 */ 41 42 #include "dapl.h" 43 #include "dapl_ia_util.h" 44 #include "dapl_ep_util.h" 45 #include "dapl_adapter_util.h" 46 #include "dapl_ring_buffer_util.h" 47 48 /* 49 * dapl_ep_reset 50 * 51 * DAPL Requirements Version 1.1, 6.5.13 52 * 53 * Reset the QP attached to this Endpoint, transitioning back to the 54 * INIT state 55 * 56 * Input: 57 * ep_handle 58 * 59 * Output: 60 * none 61 * 62 * Returns: 63 * DAT_SUCCESS 64 * DAT_INVALID_PARAMETER 65 * DAT_INVALID_STATE 66 */ 67 DAT_RETURN 68 dapl_ep_reset( 69 IN DAT_EP_HANDLE ep_handle) 70 { 71 DAPL_EP *ep_ptr; 72 DAT_RETURN dat_status; 73 74 dat_status = DAT_SUCCESS; 75 76 ep_ptr = (DAPL_EP *)ep_handle; 77 78 /* 79 * Verify parameter & state 80 */ 81 if (DAPL_BAD_HANDLE(ep_ptr, DAPL_MAGIC_EP)) { 82 dat_status = DAT_ERROR(DAT_INVALID_HANDLE, 83 DAT_INVALID_HANDLE_EP); 84 goto bail; 85 } 86 87 if (ep_ptr->param.ep_state != DAT_EP_STATE_UNCONNECTED && 88 ep_ptr->param.ep_state != DAT_EP_STATE_DISCONNECTED) { 89 dat_status = DAT_ERROR(DAT_INVALID_STATE, 90 dapls_ep_state_subtype(ep_ptr)); 91 goto bail; 92 } 93 94 if (ep_ptr->param.ep_state == DAT_EP_STATE_DISCONNECTED) { 95 dapls_ib_reinit_ep(ep_ptr); 96 ep_ptr->param.ep_state = DAT_EP_STATE_UNCONNECTED; 97 } 98 99 bail: 100 return (dat_status); 101 } 102