1 | /** |
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2 | * @file |
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3 | * |
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4 | * @brief POSIX Error Translation in Message Queue |
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5 | * @ingroup POSIXAPI |
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6 | */ |
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7 | |
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8 | /* |
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9 | * POSIX Message Queue Error Translation |
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10 | * |
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11 | * COPYRIGHT (c) 1989-2007. |
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12 | * On-Line Applications Research Corporation (OAR). |
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13 | * |
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14 | * The license and distribution terms for this file may be |
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15 | * found in the file LICENSE in this distribution or at |
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16 | * http://www.rtems.com/license/LICENSE. |
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17 | */ |
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18 | |
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19 | #if HAVE_CONFIG_H |
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20 | #include "config.h" |
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21 | #endif |
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22 | |
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23 | #include <pthread.h> |
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24 | #include <errno.h> |
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25 | |
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26 | #include <rtems/system.h> |
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27 | #include <rtems/score/coremsg.h> |
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28 | #include <rtems/posix/mqueueimpl.h> |
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29 | |
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30 | /* |
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31 | * _POSIX_Message_queue_Translate_core_message_queue_return_code |
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32 | * |
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33 | * Input parameters: |
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34 | * the_message_queue_status - message_queue status code to translate |
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35 | * |
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36 | * Output parameters: |
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37 | * status code - translated POSIX status code |
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38 | * |
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39 | */ |
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40 | |
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41 | static |
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42 | int _POSIX_Message_queue_Return_codes[CORE_MESSAGE_QUEUE_STATUS_LAST + 1] = { |
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43 | 0, /* CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL */ |
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44 | EMSGSIZE, /* CORE_MESSAGE_QUEUE_STATUS_INVALID_SIZE */ |
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45 | EAGAIN, /* CORE_MESSAGE_QUEUE_STATUS_TOO_MANY */ |
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46 | ENOMEM, /* CORE_MESSAGE_QUEUE_STATUS_UNSATISFIED */ |
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47 | EAGAIN, /* CORE_MESSAGE_QUEUE_STATUS_UNSATISFIED_NOWAIT */ |
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48 | EBADF, /* CORE_MESSAGE_QUEUE_STATUS_WAS_DELETED */ |
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49 | ETIMEDOUT, /* CORE_MESSAGE_QUEUE_STATUS_TIMEOUT */ |
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50 | ENOSYS /* CORE_MESSAGE_QUEUE_STATUS_UNSATISFIED_WAIT */ |
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51 | }; |
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52 | |
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53 | |
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54 | int _POSIX_Message_queue_Translate_core_message_queue_return_code( |
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55 | uint32_t the_message_queue_status |
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56 | ) |
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57 | { |
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58 | /* |
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59 | * Internal consistency check for bad status from SuperCore |
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60 | */ |
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61 | #if defined(RTEMS_DEBUG) |
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62 | if ( the_message_queue_status > CORE_MESSAGE_QUEUE_STATUS_LAST ) |
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63 | return EINVAL; |
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64 | #endif |
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65 | return _POSIX_Message_queue_Return_codes[the_message_queue_status]; |
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66 | } |
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