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, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2003 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 /* 30 * ibtl_mcg.c 31 * 32 * This file contains Transport API functions that implement the 33 * verbs related to Multicast Groups. These are only applicable 34 * for UD channels. 35 */ 36 37 #include <sys/ib/ibtl/impl/ibtl.h> 38 39 static char ibtl_mcg[] = "ibtl_mcg"; 40 41 /* 42 * Function: 43 * ibt_attach_mcg 44 * Input: 45 * ud_chan A channel handle returned from ibt_alloc_ud_channel(). 46 * This is the UD channel handle, that is to be used to 47 * receive data sent to the multicast group. 48 * 49 * mcg_info A pointer to an ibt_mcg_info_t struct returned from an 50 * ibt_join_mcg() or ibt_query_mcg() call, that identifies 51 * the multicast group to attach this channel to. 52 * Output: 53 * none. 54 * Returns: 55 * IBT_CHAN_SRV_TYPE_INVALID 56 * Return value as of ibc_attach_mcg() call. 57 * Description: 58 * Attaches a UD channel to the specified multicast group. 59 */ 60 ibt_status_t 61 ibt_attach_mcg(ibt_channel_hdl_t ud_chan, ibt_mcg_info_t *mcg_info) 62 { 63 IBTF_DPRINTF_L3(ibtl_mcg, "ibt_attach_mcg(%p, %p)", ud_chan, mcg_info); 64 65 /* re-direct the call to CI's call */ 66 return (IBTL_CHAN2CIHCAOPS_P(ud_chan)->ibc_attach_mcg( 67 IBTL_CHAN2CIHCA(ud_chan), ud_chan->ch_qp.qp_ibc_qp_hdl, 68 mcg_info->mc_adds_vect.av_dgid, mcg_info->mc_adds_vect.av_dlid)); 69 } 70 71 72 /* 73 * Function: 74 * ibt_detach_mcg 75 * Input: 76 * ud_chan A channel handle returned from ibt_alloc_ud_channel(). 77 * This is the UD channel handle, that is to be used to 78 * receive data sent to the multicast group. 79 * 80 * mcg_info A pointer to an ibt_mcg_info_t struct returned from an 81 * ibt_join_mcg() or ibt_query_mcg() call, that identifies 82 * the multicast group to detach this channel from. 83 * Output: 84 * none. 85 * Returns: 86 * IBT_CHAN_SRV_TYPE_INVALID 87 * Return value as of ibc_detach_mcg() call. 88 * Description: 89 * Detach the specified UD channel from the specified multicast group. 90 */ 91 ibt_status_t 92 ibt_detach_mcg(ibt_channel_hdl_t ud_chan, ibt_mcg_info_t *mcg_info) 93 { 94 IBTF_DPRINTF_L3(ibtl_mcg, "ibt_detach_mcg(%p, %p", ud_chan, mcg_info); 95 96 /* re-direct the call to CI's call */ 97 return (IBTL_CHAN2CIHCAOPS_P(ud_chan)->ibc_detach_mcg( 98 IBTL_CHAN2CIHCA(ud_chan), ud_chan->ch_qp.qp_ibc_qp_hdl, 99 mcg_info->mc_adds_vect.av_dgid, mcg_info->mc_adds_vect.av_dlid)); 100 } 101