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.
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.
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]
23 * Copyright (c) 2002-2003, Network Appliance, Inc. All rights reserved.
27 * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
28 * Use is subject to license terms.
33 * MODULE: dapl_psp_create.c
35 * PURPOSE: Connection management
36 * Description: Interfaces in this file are completely described in
37 * the DAPL 1.1 API, Chapter 6, section 4
39 * $Id: dapl_psp_create_any.c,v 1.4 2003/06/23 12:28:05 sjs2 Exp $
43 #include "dapl_sp_util.h"
44 #include "dapl_ia_util.h"
45 #include "dapl_adapter_util.h"
50 * uDAPL: User Direct Access Program Library Version 1.1, 6.4.3.3
52 * Create a persistent Public Service Point that can recieve multiple
53 * requests for connections and generate multiple connection request
54 * instances that wil be delivered to the specified Event Dispatcher
55 * in a notification event. Differs from dapl_psp_create() in that
56 * the conn_qual is selected by the implementation and returned to
70 * DAT_INSUFFICIENT_RESOURCES
72 * DAT_INVALID_PARAMETER
73 * DAT_CONN_QUAL_IN_USE
74 * DAT_MODEL_NOT_SUPPORTED
78 IN DAT_IA_HANDLE ia_handle
,
79 OUT DAT_CONN_QUAL
*conn_qual
,
80 IN DAT_EVD_HANDLE evd_handle
,
81 IN DAT_PSP_FLAGS psp_flags
,
82 OUT DAT_PSP_HANDLE
*psp_handle
)
87 DAT_RETURN dat_status
;
89 ia_ptr
= (DAPL_IA
*)ia_handle
;
90 dat_status
= DAT_SUCCESS
;
92 if (DAPL_BAD_HANDLE(ia_ptr
, DAPL_MAGIC_IA
)) {
93 dat_status
= DAT_ERROR(DAT_INVALID_HANDLE
,
94 DAT_INVALID_HANDLE_IA
);
98 if (DAPL_BAD_HANDLE(evd_handle
, DAPL_MAGIC_EVD
)) {
99 dat_status
= DAT_ERROR(DAT_INVALID_HANDLE
,
100 DAT_INVALID_HANDLE_EVD_CR
);
104 if (psp_handle
== NULL
) {
105 dat_status
= DAT_ERROR(DAT_INVALID_PARAMETER
, DAT_INVALID_ARG5
);
109 if (conn_qual
== NULL
) {
110 dat_status
= DAT_ERROR(DAT_INVALID_PARAMETER
, DAT_INVALID_ARG2
);
114 /* check for invalid psp flags */
115 if ((psp_flags
!= DAT_PSP_CONSUMER_FLAG
) &&
116 (psp_flags
!= DAT_PSP_PROVIDER_FLAG
)) {
117 dat_status
= DAT_ERROR(DAT_INVALID_PARAMETER
, DAT_INVALID_ARG4
);
121 evd_ptr
= (DAPL_EVD
*)evd_handle
;
122 if (!(evd_ptr
->evd_flags
& DAT_EVD_CR_FLAG
)) {
123 dat_status
= DAT_ERROR(DAT_INVALID_HANDLE
,
124 DAT_INVALID_HANDLE_EVD_CR
);
129 sp_ptr
= dapls_sp_alloc(ia_ptr
, DAT_TRUE
);
130 if (sp_ptr
== NULL
) {
131 dat_status
= DAT_ERROR(DAT_INSUFFICIENT_RESOURCES
,
132 DAT_RESOURCE_MEMORY
);
137 * Fill out the args for a PSP
139 sp_ptr
->ia_handle
= ia_handle
;
140 sp_ptr
->evd_handle
= evd_handle
;
141 sp_ptr
->psp_flags
= psp_flags
;
142 sp_ptr
->ep_handle
= NULL
;
145 * Take a reference on the EVD handle
147 dapl_os_atomic_inc(&((DAPL_EVD
*)evd_handle
)->evd_ref_count
);
149 /* Link it onto the IA */
150 dapl_ia_link_psp(ia_ptr
, sp_ptr
);
153 * Set up a listener for a connection. Connections can arrive
154 * even before this call returns!
156 sp_ptr
->state
= DAPL_SP_STATE_PSP_LISTENING
;
157 sp_ptr
->listening
= DAT_TRUE
;
159 dat_status
= dapls_ib_setup_conn_listener(ia_ptr
, 0, sp_ptr
);
161 if (dat_status
!= DAT_SUCCESS
) {
163 * Have a problem setting up the connection, something wrong!
165 dapl_os_atomic_dec(&((DAPL_EVD
*)evd_handle
)->evd_ref_count
);
166 sp_ptr
->state
= DAPL_SP_STATE_FREE
;
167 sp_ptr
->listening
= DAT_FALSE
;
168 (void) dapl_psp_free((DAT_PSP_HANDLE
)sp_ptr
);
170 dapl_dbg_log(DAPL_DBG_TYPE_ERR
,
171 "--> dapl_psp_create cannot set up conn listener: %x\n",
178 * Return handle to the user
180 *conn_qual
= sp_ptr
->conn_qual
;
181 *psp_handle
= (DAT_PSP_HANDLE
)sp_ptr
;