1/*
2 * Copyright (C) 2007 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef ANDROID_ERRORS_H
18#define ANDROID_ERRORS_H
19
20#include <sys/types.h>
21#include <errno.h>
22
23namespace android {
24
25// use this type to return error codes
26#ifdef HAVE_MS_C_RUNTIME
27typedef int         status_t;
28#else
29typedef int32_t     status_t;
30#endif
31
32/* the MS C runtime lacks a few error codes */
33
34/*
35 * Error codes.
36 * All error codes are negative values.
37 */
38
39// Win32 #defines NO_ERROR as well.  It has the same value, so there's no
40// real conflict, though it's a bit awkward.
41#ifdef _WIN32
42# undef NO_ERROR
43#endif
44
45enum {
46    OK                = 0,    // Everything's swell.
47    NO_ERROR          = 0,    // No errors.
48
49    UNKNOWN_ERROR       = 0x80000000,
50
51    NO_MEMORY           = -ENOMEM,
52    INVALID_OPERATION   = -ENOSYS,
53    BAD_VALUE           = -EINVAL,
54    BAD_TYPE            = 0x80000001,
55    NAME_NOT_FOUND      = -ENOENT,
56    PERMISSION_DENIED   = -EPERM,
57    NO_INIT             = -ENODEV,
58    ALREADY_EXISTS      = -EEXIST,
59    DEAD_OBJECT         = -EPIPE,
60    FAILED_TRANSACTION  = 0x80000002,
61    JPARKS_BROKE_IT     = -EPIPE,
62#if !defined(HAVE_MS_C_RUNTIME)
63    BAD_INDEX           = -EOVERFLOW,
64    NOT_ENOUGH_DATA     = -ENODATA,
65    WOULD_BLOCK         = -EWOULDBLOCK,
66    TIMED_OUT           = -ETIMEDOUT,
67    UNKNOWN_TRANSACTION = -EBADMSG,
68#else
69    BAD_INDEX           = -E2BIG,
70    NOT_ENOUGH_DATA     = 0x80000003,
71    WOULD_BLOCK         = 0x80000004,
72    TIMED_OUT           = 0x80000005,
73    UNKNOWN_TRANSACTION = 0x80000006,
74#endif
75    FDS_NOT_ALLOWED     = 0x80000007,
76};
77
78// Restore define; enumeration is in "android" namespace, so the value defined
79// there won't work for Win32 code in a different namespace.
80#ifdef _WIN32
81# define NO_ERROR 0L
82#endif
83
84}; // namespace android
85
86// ---------------------------------------------------------------------------
87
88#endif // ANDROID_ERRORS_H
89