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_cr_reject.c
34 *
35 * PURPOSE: Connection management
36 * Description: Interfaces in this file are completely described in
37 * the DAPL 1.1 API, Chapter 6, section 4
38 *
39 * $Id: dapl_cr_reject.c,v 1.10 2003/08/18 12:00:25 sjs2 Exp $
40 */
41
42 #include "dapl.h"
43 #include "dapl_cr_util.h"
44 #include "dapl_sp_util.h"
45 #include "dapl_adapter_util.h"
46
47 /*
48 * dapl_cr_reject
49 *
50 * DAPL Requirements Version xxx, 6.4.2.2
51 *
52 * Reject a connection request from the active remote side requesting
53 * an Endpoint.
54 *
55 * Input:
56 * cr_handle
57 *
58 * Output:
59 * none
60 *
61 * Returns:
62 * DAT_SUCCESS
63 * DAT_INVALID_PARAMETER
64 */
65
66 DAT_RETURN
dapl_cr_reject(IN DAT_CR_HANDLE cr_handle)67 dapl_cr_reject(
68 IN DAT_CR_HANDLE cr_handle)
69 {
70 DAPL_CR *cr_ptr;
71 DAPL_EP *ep_ptr;
72 DAT_EP_STATE entry_ep_state;
73 DAT_EP_HANDLE entry_ep_handle;
74 DAPL_SP *sp_ptr;
75 DAT_RETURN dat_status;
76
77 dapl_dbg_log(DAPL_DBG_TYPE_API, "dapl_cr_reject (%p)\n", cr_handle);
78
79 if (DAPL_BAD_HANDLE(cr_handle, DAPL_MAGIC_CR)) {
80 dat_status = DAT_ERROR(DAT_INVALID_HANDLE,
81 DAT_INVALID_HANDLE_CR);
82 goto bail;
83 }
84
85 cr_ptr = (DAPL_CR *)cr_handle;
86
87 /*
88 * Clean up provider created EP if there is one: only if
89 * DAT_PSP_PROVIDER_FLAG was set on the PSP
90 */
91 ep_ptr = (DAPL_EP *)cr_ptr->param.local_ep_handle;
92 entry_ep_handle = cr_ptr->param.local_ep_handle;
93 entry_ep_state = 0;
94 if (ep_ptr != NULL) {
95 entry_ep_state = ep_ptr->param.ep_state;
96 ep_ptr->param.ep_state = DAT_EP_STATE_UNCONNECTED;
97 cr_ptr->param.local_ep_handle = NULL;
98 }
99
100 dat_status = dapls_ib_reject_connection(cr_ptr->ib_cm_handle,
101 IB_CM_REJ_REASON_CONSUMER_REJ, cr_ptr->sp_ptr);
102
103 if (dat_status != DAT_SUCCESS) {
104 if (ep_ptr != NULL) {
105 /* Revert our state to the beginning */
106 ep_ptr->param.ep_state = entry_ep_state;
107 cr_ptr->param.local_ep_handle = entry_ep_handle;
108 cr_ptr->param.local_ep_handle = (DAT_EP_HANDLE)ep_ptr;
109 }
110 } else {
111 /*
112 * If this EP has been allocated by the provider, clean it up;
113 * see DAT 1.1 spec, page 100, lines 3-4 (section 6.4.3.1.1.1).
114 * RSP and user-provided EPs are in the control of the user.
115 */
116 sp_ptr = cr_ptr->sp_ptr;
117 if (ep_ptr != NULL &&
118 sp_ptr->psp_flags == DAT_PSP_PROVIDER_FLAG) {
119 (void) dapl_ep_free(ep_ptr);
120 }
121 /* Remove the CR from the queue, then free it */
122 dapl_sp_remove_cr(cr_ptr->sp_ptr, cr_ptr);
123 dapls_cr_free(cr_ptr);
124 }
125
126 bail:
127 return (dat_status);
128 }
129