Mercurial > ecos
annotate packages/error/current/include/codes.h @ 76:435cced73e2f ecos-v1_3_1-release
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
| author | jlarmour |
|---|---|
| date | Tue, 28 Mar 2000 14:10:45 +0000 |
| parents | bf00f99aec69 |
| children | 2085233a121a |
| rev | line source |
|---|---|
| 0 | 1 #ifndef CYGONCE_ERROR_CODES_H |
| 2 #define CYGONCE_ERROR_CODES_H | |
| 3 //=========================================================================== | |
| 4 // | |
| 5 // codes.h | |
| 6 // | |
| 7 // Common error code definitions | |
| 8 // | |
| 9 //=========================================================================== | |
| 10 //####COPYRIGHTBEGIN#### | |
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11 // |
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12 // ------------------------------------------- |
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13 // The contents of this file are subject to the Red Hat eCos Public License |
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14 // Version 1.1 (the "License"); you may not use this file except in |
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15 // compliance with the License. You may obtain a copy of the License at |
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16 // http://www.redhat.com/ |
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17 // |
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18 // Software distributed under the License is distributed on an "AS IS" |
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19 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the |
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20 // License for the specific language governing rights and limitations under |
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21 // the License. |
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22 // |
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23 // The Original Code is eCos - Embedded Configurable Operating System, |
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24 // released September 30, 1998. |
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25 // |
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26 // The Initial Developer of the Original Code is Red Hat. |
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27 // Portions created by Red Hat are |
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28 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc. |
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29 // All Rights Reserved. |
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30 // ------------------------------------------- |
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31 // |
| 0 | 32 //####COPYRIGHTEND#### |
| 33 //=========================================================================== | |
| 34 //#####DESCRIPTIONBEGIN#### | |
| 35 // | |
| 2 | 36 // Author(s): jlarmour |
| 37 // Contributors: jlarmour | |
| 38 // Date: 1998-06-11 | |
| 39 // Purpose: To provide a common set of error codes | |
| 40 // Description: This provides a common set of error codes that all packages can | |
| 0 | 41 // agree on. It doesn't preclude them defining their own error |
| 42 // return system, but this is a preferable system to use to help | |
| 43 // error support be as general as possible. | |
| 44 // | |
| 45 // We try and conform to the ANSI/POSIX error code format, namely | |
| 46 // starting with the character 'E' | |
| 47 // | |
| 2 | 48 // Usage: #include <cyg/error/codes.h> |
| 0 | 49 // |
| 50 // Example: | |
| 51 // | |
| 52 // err=myfun(); | |
| 53 // if (err != ENOERR) | |
| 54 // { | |
| 55 // str=strerror(err); | |
| 56 // printf("myfun returned error: %s\n", str); | |
| 57 // } | |
| 58 // else .... | |
| 59 // | |
| 60 //####DESCRIPTIONEND#### | |
| 61 // | |
| 62 //=========================================================================== | |
| 63 | |
| 64 // CONFIGURATION | |
| 65 | |
| 66 #include <pkgconf/error.h> // Configuration header | |
| 2 | 67 #include <cyg/infra/cyg_type.h> // externC |
| 0 | 68 |
| 69 // Include the error package? | |
| 70 #ifdef CYGPKG_ERROR | |
| 71 | |
| 72 | |
| 73 // TYPE DEFINITIONS | |
| 74 | |
| 75 // A type for error codes which may be useful to explain the purpose of | |
| 76 // a variable or return code. It shows that it contains an error code | |
| 77 // of the type defined below | |
| 78 | |
| 79 typedef int Cyg_ErrNo; | |
| 80 | |
| 81 | |
| 82 // FUNCTION PROTOTYPES | |
| 83 | |
| 84 // ANSI standard strerror() function as described by ANSI chap. 7.11.6.2. | |
| 85 // This is normally provided by <string.h> | |
| 86 | |
| 87 externC char * | |
| 88 strerror( Cyg_ErrNo ); | |
| 89 | |
| 90 // prototype for the actual implementation. Equivalent to the above, but | |
| 91 // used internally by this product in preference | |
| 92 | |
| 93 externC char * | |
| 94 _strerror( Cyg_ErrNo ); | |
| 95 | |
| 96 | |
| 97 // CONSTANT DEFINITIONS | |
| 98 | |
| 99 // If adding to this list, you must also update strerror() with its text | |
| 100 // If there is a common error of the same purpose on Unix, try and use its | |
| 101 // name and number. If not, use one above 200 to prevent future conflicts | |
| 102 // | |
| 103 // Do not use negative numbers, so that functions can return positive on | |
| 104 // success and -ESOMETHING on error, and it all works consistently. | |
| 105 | |
| 106 #define ENOERR 0 // No error | |
| 107 #define EPERM 1 // Not permitted | |
| 108 #define ENOENT 2 // No such entity | |
| 109 #define ESRCH 3 // No such process | |
| 110 #define EINTR 4 // Operation interrupted | |
| 111 #define EIO 5 // I/O error | |
| 112 #define EBADF 9 // Bad file handle | |
| 113 #define EAGAIN 11 // Try again later | |
| 114 #define EWOULDBLOCK EAGAIN | |
| 115 #define ENOMEM 12 // Out of memory | |
| 116 #define EBUSY 16 // Resource busy | |
| 117 #define ENODEV 19 // No such device | |
| 118 #define EINVAL 22 // Invalid argument | |
| 119 #define EMFILE 24 // Too many open files | |
| 120 #define EDOM 33 // Argument to math function outside valid | |
| 121 // domain | |
| 122 #define ERANGE 34 // Math result cannot be represented | |
| 123 #define ENOSYS 38 // Function not implemented | |
| 124 | |
| 125 #define EEOF 200 // End of file reached | |
| 126 #define ENOSUPP 201 // Operation not supported | |
| 127 #define EDEVNOSUPP 202 // Device does not support this operation | |
| 128 | |
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129 #ifdef CYGPKG_NET |
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130 // Additional errors used by networking |
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131 #define ENXIO 300 // Device not configured |
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132 #define EACCES 301 // Permission denied |
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133 #define EEXIST 302 // File exists |
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134 #define ENOTTY 303 // Inappropriate ioctl for device |
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135 #define EPIPE 304 // Broken pipe |
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136 |
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137 // non-blocking and interrupt i/o |
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138 #define EINPROGRESS 310 // Operation now in progress |
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139 #define EALREADY 311 // Operation already in progress |
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140 |
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141 // ipc/network software -- argument errors |
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142 #define ENOTSOCK 320 // Socket operation on non-socket |
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143 #define EDESTADDRREQ 321 // Destination address required |
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144 #define EMSGSIZE 322 // Message too long |
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145 #define EPROTOTYPE 323 // Protocol wrong type for socket |
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146 #define ENOPROTOOPT 324 // Protocol not available |
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147 #define EPROTONOSUPPORT 325 // Protocol not supported |
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148 #define ESOCKTNOSUPPORT 326 // Socket type not supported |
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149 #define EOPNOTSUPP 327 // Operation not supported |
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150 #define EPFNOSUPPORT 328 // Protocol family not supported |
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151 #define EAFNOSUPPORT 329 // Address family not supported by protocol family |
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152 #define EADDRINUSE 330 // Address already in use |
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153 #define EADDRNOTAVAIL 331 // Can't assign requested address |
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154 |
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155 // ipc/network software -- operational errors |
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156 #define ENETDOWN 350 // Network is down |
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157 #define ENETUNREACH 351 // Network is unreachable |
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158 #define ENETRESET 352 // Network dropped connection on reset |
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159 #define ECONNABORTED 353 // Software caused connection abort |
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160 #define ECONNRESET 354 // Connection reset by peer |
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161 #define ENOBUFS 355 // No buffer space available |
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162 #define EISCONN 356 // Socket is already connected |
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163 #define ENOTCONN 357 // Socket is not connected |
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164 #define ESHUTDOWN 358 // Can't send after socket shutdown |
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165 #define ETOOMANYREFS 359 // Too many references: can't splice |
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166 #define ETIMEDOUT 360 // Operation timed out |
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167 #define ECONNREFUSED 361 // Connection refused |
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168 |
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169 #define EHOSTDOWN 364 // Host is down |
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170 #define EHOSTUNREACH 365 // No route to host |
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171 #endif // CYGPKG_NET |
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172 |
| 0 | 173 #endif // ifdef CYGPKG_ERROR |
| 174 | |
| 175 #endif // CYGONCE_ERROR_CODES_H multiple inclusion protection | |
| 176 | |
| 177 // EOF codes.h |
