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/*
* POSIX Message Queue Error Translation
*
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <pthread.h>
#include <limits.h>
#include <errno.h>
#include <fcntl.h>
#include <mqueue.h>
#include <rtems/system.h>
#include <rtems/score/watchdog.h>
#include <rtems/seterr.h>
#include <rtems/posix/mqueue.h>
#include <rtems/posix/time.h>
#include <rtems/score/interr.h>
/*PAGE
*
* _POSIX_Message_queue_Translate_core_message_queue_return_code
*
* Input parameters:
* the_message_queue_status - message_queue status code to translate
*
* Output parameters:
* rtems status code - translated POSIX status code
*
*/
int _POSIX_Message_queue_Translate_core_message_queue_return_code(
uint32_t the_message_queue_status
)
{
switch ( the_message_queue_status ) {
case CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL:
return 0;
/*
* Bad message size
*/
case CORE_MESSAGE_QUEUE_STATUS_INVALID_SIZE:
return EMSGSIZE;
/*
* Queue is full of pending messages.
*/
case CORE_MESSAGE_QUEUE_STATUS_TOO_MANY:
return EAGAIN;
/*
* Out of message buffers to queue pending message
*/
case CORE_MESSAGE_QUEUE_STATUS_UNSATISFIED:
return ENOMEM;
/*
* No message available on receive poll
*/
case CORE_MESSAGE_QUEUE_STATUS_UNSATISFIED_NOWAIT:
return EAGAIN;
/*
* Queue was deleted while thread blocked on it.
*/
case CORE_MESSAGE_QUEUE_STATUS_WAS_DELETED:
return EBADF;
/*
* POSIX Real-Time Extensions add timeouts to send and receive.
*/
case CORE_MESSAGE_QUEUE_STATUS_TIMEOUT:
return ETIMEDOUT;
/*
* RTEMS POSIX API implementation does not support multiprocessing.
*/
case THREAD_STATUS_PROXY_BLOCKING:
return ENOSYS;
}
_Internal_error_Occurred(
INTERNAL_ERROR_POSIX_API,
TRUE,
the_message_queue_status
);
return POSIX_BOTTOM_REACHED();
}
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