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