1/*
2 * Copyright (c) 2010 Apple Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1.  Redistributions of source code must retain the above copyright
11 *     notice, this list of conditions and the following disclaimer.
12 * 2.  Redistributions in binary form must reproduce the above copyright
13 *     notice, this list of conditions and the following disclaimer in the
14 *     documentation and/or other materials provided with the distribution.
15 * 3.  Neither the name of Apple Inc. ("Apple") nor the names of its
16 *     contributors may be used to endorse or promote products derived from
17 *     this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
20 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
23 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
26 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 *
30 * Portions of this software have been released under the following terms:
31 *
32 * (c) Copyright 1989-1993 OPEN SOFTWARE FOUNDATION, INC.
33 * (c) Copyright 1989-1993 HEWLETT-PACKARD COMPANY
34 * (c) Copyright 1989-1993 DIGITAL EQUIPMENT CORPORATION
35 *
36 * To anyone who acknowledges that this file is provided "AS IS"
37 * without any express or implied warranty:
38 * permission to use, copy, modify, and distribute this file for any
39 * purpose is hereby granted without fee, provided that the above
40 * copyright notices and this notice appears in all source code copies,
41 * and that none of the names of Open Software Foundation, Inc., Hewlett-
42 * Packard Company or Digital Equipment Corporation be used
43 * in advertising or publicity pertaining to distribution of the software
44 * without specific, written prior permission.  Neither Open Software
45 * Foundation, Inc., Hewlett-Packard Company nor Digital
46 * Equipment Corporation makes any representations about the suitability
47 * of this software for any purpose.
48 *
49 * Copyright (c) 2007, Novell, Inc. All rights reserved.
50 * Redistribution and use in source and binary forms, with or without
51 * modification, are permitted provided that the following conditions
52 * are met:
53 *
54 * 1.  Redistributions of source code must retain the above copyright
55 *     notice, this list of conditions and the following disclaimer.
56 * 2.  Redistributions in binary form must reproduce the above copyright
57 *     notice, this list of conditions and the following disclaimer in the
58 *     documentation and/or other materials provided with the distribution.
59 * 3.  Neither the name of Novell Inc. nor the names of its contributors
60 *     may be used to endorse or promote products derived from this
61 *     this software without specific prior written permission.
62 *
63 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
64 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
65 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
66 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY
67 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
68 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
69 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
70 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
71 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
72 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
73 *
74 * @APPLE_LICENSE_HEADER_END@
75 */
76
77/*
78**
79**  NAME:
80**
81**      nidlalfr.c
82**
83**  FACILITY:
84**
85**      IDL Stub Runtime Support
86**
87**  ABSTRACT:
88**
89**      rpc_ss_allocate, rpc_ss_free and helper thread routines
90**
91**  VERSION: DCE 1.0
92**
93*/
94#if HAVE_CONFIG_H
95#include <config.h>
96#endif
97
98#include <dce/rpc.h>
99#include <dce/stubbase.h>
100#include <lsysdep.h>
101
102#ifdef PERFMON
103#include <dce/idl_log.h>
104#endif
105
106/******************************************************************************/
107/*                                                                            */
108/*    rpc_ss_allocate                                                         */
109/*                                                                            */
110/******************************************************************************/
111idl_void_p_t rpc_ss_allocate
112(
113    idl_size_t size
114)
115{
116    rpc_ss_thread_support_ptrs_t *p_support_ptrs = NULL;
117    rpc_void_p_t                 p_new_node = NULL;
118    error_status_t               status = rpc_s_ok;
119
120#ifdef PERFMON
121    RPC_SS_ALLOCATE_N;
122#endif
123
124    rpc_ss_get_support_ptrs( &p_support_ptrs );
125    RPC_SS_THREADS_MUTEX_LOCK(&(p_support_ptrs->mutex));
126    p_new_node = (rpc_void_p_t)rpc_sm_mem_alloc( p_support_ptrs->p_mem_h, size, &status );
127    RPC_SS_THREADS_MUTEX_UNLOCK(&(p_support_ptrs->mutex));
128
129    if (status == rpc_s_no_memory) DCETHREAD_RAISE( rpc_x_no_memory );
130
131#ifdef PERFMON
132    RPC_SS_ALLOCATE_X;
133#endif
134
135    return(p_new_node);
136
137}
138
139/******************************************************************************/
140/*                                                                            */
141/*    rpc_ss_free                                                             */
142/*                                                                            */
143/******************************************************************************/
144void rpc_ss_free
145(
146    idl_void_p_t node_to_free
147)
148{
149    rpc_ss_thread_support_ptrs_t *p_support_ptrs = NULL;
150
151#ifdef PERFMON
152    RPC_SS_FREE_N;
153#endif
154
155    rpc_ss_get_support_ptrs( &p_support_ptrs );
156    RPC_SS_THREADS_MUTEX_LOCK(&(p_support_ptrs->mutex));
157    if (p_support_ptrs->p_mem_h->node_table)
158        /*
159         * Must unregister node or a subsequent alloc could get same addr and
160         * nodetbl mgmt would think it was an alias to storage's former life.
161         */
162        rpc_ss_unregister_node(p_support_ptrs->p_mem_h->node_table,
163                               (byte_p_t)node_to_free);
164    rpc_ss_mem_release(p_support_ptrs->p_mem_h, (byte_p_t)node_to_free, ndr_true);
165    RPC_SS_THREADS_MUTEX_UNLOCK(&(p_support_ptrs->mutex));
166
167#ifdef PERFMON
168    RPC_SS_FREE_X;
169#endif
170
171}
172