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