1*27b03b36SApple OSS Distributions /*
2*27b03b36SApple OSS Distributions * Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
3*27b03b36SApple OSS Distributions *
4*27b03b36SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*27b03b36SApple OSS Distributions *
6*27b03b36SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code
7*27b03b36SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License
8*27b03b36SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in
9*27b03b36SApple OSS Distributions * compliance with the License. The rights granted to you under the License
10*27b03b36SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of,
11*27b03b36SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to
12*27b03b36SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any
13*27b03b36SApple OSS Distributions * terms of an Apple operating system software license agreement.
14*27b03b36SApple OSS Distributions *
15*27b03b36SApple OSS Distributions * Please obtain a copy of the License at
16*27b03b36SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*27b03b36SApple OSS Distributions *
18*27b03b36SApple OSS Distributions * The Original Code and all software distributed under the License are
19*27b03b36SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*27b03b36SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*27b03b36SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*27b03b36SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*27b03b36SApple OSS Distributions * Please see the License for the specific language governing rights and
24*27b03b36SApple OSS Distributions * limitations under the License.
25*27b03b36SApple OSS Distributions *
26*27b03b36SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*27b03b36SApple OSS Distributions */
28*27b03b36SApple OSS Distributions /*
29*27b03b36SApple OSS Distributions * @OSF_COPYRIGHT@
30*27b03b36SApple OSS Distributions */
31*27b03b36SApple OSS Distributions
32*27b03b36SApple OSS Distributions /*
33*27b03b36SApple OSS Distributions * Define a service to map from a kernel-generated port name
34*27b03b36SApple OSS Distributions * to server-defined "type" and "value" data to be associated
35*27b03b36SApple OSS Distributions * with the port.
36*27b03b36SApple OSS Distributions */
37*27b03b36SApple OSS Distributions #include <mach/port_obj.h>
38*27b03b36SApple OSS Distributions #include <mach/mach.h>
39*27b03b36SApple OSS Distributions
40*27b03b36SApple OSS Distributions #define DEFAULT_TABLE_SIZE (64 * 1024)
41*27b03b36SApple OSS Distributions
42*27b03b36SApple OSS Distributions struct port_obj_tentry *port_obj_table;
43*27b03b36SApple OSS Distributions int port_obj_table_size = DEFAULT_TABLE_SIZE;
44*27b03b36SApple OSS Distributions
45*27b03b36SApple OSS Distributions void
port_obj_init(int maxsize)46*27b03b36SApple OSS Distributions port_obj_init(int maxsize)
47*27b03b36SApple OSS Distributions {
48*27b03b36SApple OSS Distributions kern_return_t kr;
49*27b03b36SApple OSS Distributions
50*27b03b36SApple OSS Distributions kr = vm_allocate(mach_task_self_,
51*27b03b36SApple OSS Distributions (vm_offset_t *)&port_obj_table,
52*27b03b36SApple OSS Distributions (vm_size_t)(maxsize * sizeof(*port_obj_table)),
53*27b03b36SApple OSS Distributions TRUE);
54*27b03b36SApple OSS Distributions if (kr != KERN_SUCCESS) {
55*27b03b36SApple OSS Distributions panic("port_obj_init: can't vm_allocate");
56*27b03b36SApple OSS Distributions }
57*27b03b36SApple OSS Distributions }
58