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1/*
2 * Copyright (c) 2019 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28/*
29 * @OSF_COPYRIGHT@
30 */
31
32/*
33 * Mach Operating System
34 * Copyright (c) 1991,1990,1989 Carnegie Mellon University
35 * All Rights Reserved.
36 *
37 * Permission to use, copy, modify and distribute this software and its
38 * documentation is hereby granted, provided that both the copyright
39 * notice and this permission notice appear in all copies of the
40 * software, derivative works or modified versions, and any portions
41 * thereof, and that both notices appear in supporting documentation.
42 *
43 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
44 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
45 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
46 *
47 * Carnegie Mellon requests users of this software to return to
48 *
49 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
50 * School of Computer Science
51 * Carnegie Mellon University
52 * Pittsburgh PA 15213-3890
53 *
54 * any improvements or extensions that they make and grant Carnegie the
55 * rights to redistribute these changes.
56 */
57
58/*
59 * File: errorlib.h
60 * Author: Douglas Orr, Carnegie Mellon University
61 * Date: Mar. 1988
62 *
63 * Error bases for subsytems errors.
64 */
65
66#include <stddef.h>
67
68#include <mach/error.h>
69#include <mach/boolean.h>
70
71#define MACH_IPC_SEND_MOD (err_mach_ipc|err_sub(0))
72#define MACH_IPC_RCV_MOD (err_mach_ipc|err_sub(1))
73#define MACH_IPC_MIG_MOD (err_mach_ipc|err_sub(2))
74
75#define IPC_SEND_MOD (err_ipc|err_sub(0))
76#define IPC_RCV_MOD (err_ipc|err_sub(1))
77#define IPC_MIG_MOD (err_ipc|err_sub(2))
78
79#define SERV_NETNAME_MOD (err_server|err_sub(0))
80#define SERV_ENV_MOD (err_server|err_sub(1))
81#define SERV_EXECD_MOD (err_server|err_sub(2))
82
83
84#define NO_SUCH_ERROR "unknown error code"
85
86struct error_sparse_map {
87 unsigned start;
88 unsigned end;
89};
90#define err_sub_map_entry(start, end) { err_get_sub(start), err_get_sub(end) }
91#define err_code_map_entry(start, end) { err_get_code(start), err_get_code(end) }
92
93struct error_subsystem {
94 const char *subsys_name;
95 int max_code;
96 const char * const *codes;
97 const struct error_sparse_map *map_table;
98 int map_count;
99};
100#define errorlib_system_null { NULL, 0, NULL, NULL, 0 }
101
102struct error_system {
103 int max_sub;
104 const char *bad_sub;
105 const struct error_subsystem *subsystem;
106 const struct error_sparse_map *map_table;
107 int map_count;
108};
109#define errorlib_sub_null { 0, NULL, NULL, NULL, 0 }
110
111extern const struct error_system _mach_errors[err_max_system + 1];
112char *mach_error_string_int(mach_error_t, boolean_t *);
113
114#define errlib_count(s) (sizeof(s)/sizeof(s[0]))