9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor/*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * CDDL HEADER START
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor *
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * The contents of this file are subject to the terms of the
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Common Development and Distribution License (the "License").
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * You may not use this file except in compliance with the License.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor *
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * or http://www.opensolaris.org/os/licensing.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * See the License for the specific language governing permissions
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * and limitations under the License.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor *
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * When distributing Covered Code, include this CDDL HEADER in each
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * If applicable, add the following below this CDDL HEADER, with the
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * fields enclosed by brackets "[]" replaced with your own identifying
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * information: Portions Copyright [yyyy] [name of copyright owner]
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor *
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * CDDL HEADER END
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor/*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Copyright (c) 2002-2003, Network Appliance, Inc. All rights reserved.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor/*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Use is subject to license terms.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor/*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor *
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * MODULE: dapl_ep_connect.c
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor *
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * PURPOSE: Endpoint management
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Description: Interfaces in this file are completely described in
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * the DAPL 1.1 API, Chapter 6, section 5
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor *
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * $Id: dapl_ep_connect.c,v 1.23 2003/07/31 13:55:18 hobie16 Exp $
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor#include "dapl.h"
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor#include "dapl_ep_util.h"
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor#include "dapl_adapter_util.h"
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor#include "dapl_evd_util.h"
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor/*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * dapl_ep_connect
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor *
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * DAPL Requirements Version xxx, 6.5.7
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor *
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Request a connection be established between the local Endpoint
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * and a remote Endpoint. This operation is used by the active/client
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * side of a connection
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor *
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Input:
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * ep_handle
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * remote_ia_address
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * remote_conn_qual
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * timeout
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * private_data_size
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * privaet_data
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * qos
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * connect_flags
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor *
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Output:
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * None
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor *
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Returns:
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * DAT_SUCCESS
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * DAT_INSUFFICIENT_RESOUCRES
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * DAT_INVALID_PARAMETER
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * DAT_MODLE_NOT_SUPPORTED
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill TaylorDAT_RETURN
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylordapl_ep_connect(
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor IN DAT_EP_HANDLE ep_handle,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor IN DAT_IA_ADDRESS_PTR remote_ia_address,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor IN DAT_CONN_QUAL remote_conn_qual,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor IN DAT_TIMEOUT timeout,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor IN DAT_COUNT private_data_size,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor IN const DAT_PVOID private_data,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor IN DAT_QOS qos,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor IN DAT_CONNECT_FLAGS connect_flags)
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor{
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAPL_EP *ep_ptr;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAPL_PRIVATE prd;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAPL_EP alloc_ep;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAT_RETURN dat_status;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapl_dbg_log(DAPL_DBG_TYPE_API | DAPL_DBG_TYPE_CM,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor "dapl_ep_connect (%p, {%u.%u.%u.%u}, %X, %d, %d, %p, %x, %x)\n",
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor ep_handle,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor remote_ia_address->sa_data[2],
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor remote_ia_address->sa_data[3],
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor remote_ia_address->sa_data[4],
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor remote_ia_address->sa_data[5],
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor remote_conn_qual,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor timeout,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor private_data_size,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor private_data,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor qos,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor connect_flags);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = DAT_SUCCESS;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor ep_ptr = (DAPL_EP *) ep_handle;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Verify parameter & state. The connection handle must be good
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * at this point.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (DAPL_BAD_HANDLE(ep_ptr, DAPL_MAGIC_EP)) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = DAT_ERROR(DAT_INVALID_HANDLE,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAT_INVALID_HANDLE_EP);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor goto bail;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (DAPL_BAD_HANDLE(ep_ptr->param.connect_evd_handle, DAPL_MAGIC_EVD)) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = DAT_ERROR(DAT_INVALID_HANDLE,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAT_INVALID_HANDLE_EVD_CONN);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor goto bail;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * If the endpoint needs a QP, associated the QP with it.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * This needs to be done carefully, in order to:
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * * Avoid allocating under a lock.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * * Not step on data structures being altered by
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * routines with which we are racing.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * So we:
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * * Confirm that a new QP is needed and is not forbidden by the
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * current state.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * * Allocate it into a separate EP.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * * Take the EP lock.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * * Reconfirm that the EP is in a state where it needs a QP.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * * Assign the QP and release the lock.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (ep_ptr->qp_state == DAPL_QP_STATE_UNATTACHED) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (ep_ptr->param.pz_handle == NULL ||
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAPL_BAD_HANDLE(ep_ptr->param.pz_handle, DAPL_MAGIC_PZ)) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = DAT_ERROR(DAT_INVALID_STATE,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAT_INVALID_STATE_EP_NOTREADY);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor goto bail;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor alloc_ep = *ep_ptr;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = dapls_ib_qp_alloc(ep_ptr->header.owner_ia,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor &alloc_ep, ep_ptr);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (dat_status != DAT_SUCCESS) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = DAT_ERROR(DAT_INSUFFICIENT_RESOURCES,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAT_RESOURCE_MEMORY);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor goto bail;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapl_os_lock(&ep_ptr->header.lock);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * PZ shouldn't have changed since we're only racing with
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * dapl_cr_accept()
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (ep_ptr->qp_state != DAPL_QP_STATE_UNATTACHED) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /* Bail, cleaning up. */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapl_os_unlock(&ep_ptr->header.lock);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = dapls_ib_qp_free(ep_ptr->header.owner_ia,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor &alloc_ep);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (dat_status != DAT_SUCCESS) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapl_dbg_log(DAPL_DBG_TYPE_WARN,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor "ep_connect: ib_qp_free failed with %x\n",
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = DAT_ERROR(DAT_INVALID_STATE,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapls_ep_state_subtype(ep_ptr));
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor goto bail;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor ep_ptr->qp_handle = alloc_ep.qp_handle;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor ep_ptr->qpn = alloc_ep.qpn;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor ep_ptr->qp_state = alloc_ep.qp_state;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapl_os_unlock(&ep_ptr->header.lock);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * We do state checks and transitions under lock.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * The only code we're racing against is dapl_cr_accept.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapl_os_lock(&ep_ptr->header.lock);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Verify the attributes of the EP handle before we connect it. Test
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * all of the handles to make sure they are currently valid.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Specifically:
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * pz_handle required
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * recv_evd_handle optional, but must be valid
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * request_evd_handle optional, but must be valid
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * connect_evd_handle required
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (ep_ptr->param.pz_handle == NULL ||
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAPL_BAD_HANDLE(ep_ptr->param.pz_handle, DAPL_MAGIC_PZ) ||
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor ep_ptr->param.connect_evd_handle == NULL ||
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAPL_BAD_HANDLE(ep_ptr->param.connect_evd_handle,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAPL_MAGIC_EVD) ||
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor !(((DAPL_EVD *)ep_ptr->param.connect_evd_handle)->evd_flags &
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAT_EVD_CONNECTION_FLAG) ||
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor (ep_ptr->param.recv_evd_handle != DAT_HANDLE_NULL &&
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor (DAPL_BAD_HANDLE(ep_ptr->param.recv_evd_handle,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAPL_MAGIC_EVD))) ||
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor (ep_ptr->param.request_evd_handle != DAT_HANDLE_NULL &&
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor (DAPL_BAD_HANDLE(ep_ptr->param.request_evd_handle,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAPL_MAGIC_EVD)))) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapl_os_unlock(&ep_ptr->header.lock);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = DAT_ERROR(DAT_INVALID_STATE,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAT_INVALID_STATE_EP_NOTREADY);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor goto bail;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Check both the EP state and the QP state: if we don't have a QP
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * we need to attach one now.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (ep_ptr->qp_state == DAPL_QP_STATE_UNATTACHED) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = dapls_ib_qp_alloc(ep_ptr->header.owner_ia,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor ep_ptr, ep_ptr);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (dat_status != DAT_SUCCESS) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapl_os_unlock(&ep_ptr->header.lock);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = DAT_ERROR(DAT_INSUFFICIENT_RESOURCES,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAT_RESOURCE_TEP);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor goto bail;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (ep_ptr->param.ep_state != DAT_EP_STATE_UNCONNECTED) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapl_os_unlock(&ep_ptr->header.lock);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = DAT_ERROR(DAT_INVALID_STATE,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapls_ep_state_subtype(ep_ptr));
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor goto bail;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (qos != DAT_QOS_BEST_EFFORT ||
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor connect_flags != DAT_CONNECT_DEFAULT_FLAG) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * At this point we only support one QOS level
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapl_os_unlock(&ep_ptr->header.lock);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = DAT_ERROR(DAT_MODEL_NOT_SUPPORTED, 0);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor goto bail;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * Verify the private data size doesn't exceed the max
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (private_data_size > DAPL_CONSUMER_MAX_PRIVATE_DATA_SIZE) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapl_os_unlock(&ep_ptr->header.lock);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = DAT_ERROR(DAT_INVALID_PARAMETER, DAT_INVALID_ARG5);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor goto bail;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * transition the state before requesting a connection to avoid
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * race conditions
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor ep_ptr->param.ep_state = DAT_EP_STATE_ACTIVE_CONNECTION_PENDING;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * At this point we're committed, and done with the endpoint
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * except for the connect, so we can drop the lock.
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapl_os_unlock(&ep_ptr->header.lock);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /*
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor * fill in the private data
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor (void) dapl_os_memzero(&prd, sizeof (DAPL_PRIVATE));
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (private_data_size > 0)
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor (void) dapl_os_memcpy(prd.private_data, private_data,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor private_data_size);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /* Copy the connection qualifiers */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor (void) dapl_os_memcpy(ep_ptr->param.remote_ia_address_ptr,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor remote_ia_address, sizeof (DAT_SOCK_ADDR6));
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor ep_ptr->param.remote_port_qual = remote_conn_qual;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = dapls_ib_connect(ep_handle,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor remote_ia_address, remote_conn_qual,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor private_data_size, &prd, timeout);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (dat_status != DAT_SUCCESS) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAPL_EVD *evd_ptr;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (dat_status == DAT_ERROR(DAT_INVALID_ADDRESS,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAT_INVALID_ADDRESS_UNREACHABLE)) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /* Unreachable IP address */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor evd_ptr = (DAPL_EVD *)ep_ptr->param.connect_evd_handle;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (evd_ptr != NULL) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor (void) dapls_evd_post_connection_event(evd_ptr,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAT_CONNECTION_EVENT_UNREACHABLE,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor (DAT_HANDLE) ep_ptr, 0, 0);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor ep_ptr->param.ep_state = DAT_EP_STATE_DISCONNECTED;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = DAT_SUCCESS;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor } else if (dat_status == DAT_ERROR(DAT_INVALID_PARAMETER,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAT_INVALID_ADDRESS_UNREACHABLE)) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor /* Non-existant connection qualifier */
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor evd_ptr = (DAPL_EVD *)ep_ptr->param.connect_evd_handle;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor if (evd_ptr != NULL) {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor (void) dapls_evd_post_connection_event(evd_ptr,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor DAT_CONNECTION_EVENT_NON_PEER_REJECTED,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor (DAT_HANDLE) ep_ptr, 0, 0);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor ep_ptr->param.ep_state = DAT_EP_STATE_DISCONNECTED;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dat_status = DAT_SUCCESS;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor } else {
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor ep_ptr->param.ep_state = DAT_EP_STATE_UNCONNECTED;
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor }
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylorbail:
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor dapl_dbg_log(DAPL_DBG_TYPE_RTN | DAPL_DBG_TYPE_CM,
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor "dapl_ep_connect () returns 0x%x\n", dat_status);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor return (dat_status);
9e39c5ba00a55fa05777cc94b148296af305e135Bill Taylor}