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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.OARcorp.com/rtems/license.html.
 *
 *  $Id: mqueuetranslatereturncode.c,v 1.2 2001-09-27 11:59:17 chris Exp $
 */
 
#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/posix/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(
  unsigned32 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();
}

Line No.	Rev	Author	Line
1	158	chris	`/*`
2			`* POSIX Message Queue Error Translation`
3			`*`
4			`*`
5			`* COPYRIGHT (c) 1989-1999.`
6			`* On-Line Applications Research Corporation (OAR).`
7			`*`
8			`* The license and distribution terms for this file may be`
9			`* found in the file LICENSE in this distribution or at`
10			`* http://www.OARcorp.com/rtems/license.html.`
11			`*`
12	208	chris	`* $Id: mqueuetranslatereturncode.c,v 1.2 2001-09-27 11:59:17 chris Exp $`
13	158	chris	`*/`
14
15			`#include <pthread.h>`
16			`#include <limits.h>`
17			`#include <errno.h>`
18			`#include <fcntl.h>`
19			`#include <mqueue.h>`
20
21			`#include <rtems/system.h>`
22			`#include <rtems/score/watchdog.h>`
23			`#include <rtems/posix/seterr.h>`
24			`#include <rtems/posix/mqueue.h>`
25			`#include <rtems/posix/time.h>`
26			`#include <rtems/score/interr.h>`
27
28
29			`/*PAGE`
30			`*`
31			`* _POSIX_Message_queue_Translate_core_message_queue_return_code`
32			`*`
33			`* Input parameters:`
34			`* the_message_queue_status - message_queue status code to translate`
35			`*`
36			`* Output parameters:`
37			`* rtems status code - translated POSIX status code`
38			`*`
39			`*/`
40
41			`int _POSIX_Message_queue_Translate_core_message_queue_return_code(`
42			`unsigned32 the_message_queue_status`
43			`)`
44			`{`
45			`switch ( the_message_queue_status ) {`
46			`case CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL:`
47			`return 0;`
48
49			`/*`
50			`* Bad message size`
51			`*/`
52			`case CORE_MESSAGE_QUEUE_STATUS_INVALID_SIZE:`
53			`return EMSGSIZE;`
54
55			`/*`
56			`* Queue is full of pending messages.`
57			`*/`
58			`case CORE_MESSAGE_QUEUE_STATUS_TOO_MANY:`
59			`return EAGAIN;`
60
61			`/*`
62			`* Out of message buffers to queue pending message`
63			`*/`
64			`case CORE_MESSAGE_QUEUE_STATUS_UNSATISFIED:`
65			`return ENOMEM;`
66
67			`/*`
68			`* No message available on receive poll`
69			`*/`
70			`case CORE_MESSAGE_QUEUE_STATUS_UNSATISFIED_NOWAIT:`
71			`return EAGAIN;`
72
73			`/*`
74			`* Queue was deleted while thread blocked on it.`
75			`*/`
76			`case CORE_MESSAGE_QUEUE_STATUS_WAS_DELETED:`
77			`return EBADF;`
78
79			`/*`
80			`* POSIX Real-Time Extensions add timeouts to send and receive.`
81			`*/`
82			`case CORE_MESSAGE_QUEUE_STATUS_TIMEOUT:`
83			`return ETIMEDOUT;`
84
85			`/*`
86			`* RTEMS POSIX API implementation does not support multiprocessing.`
87			`*/`
88			`case THREAD_STATUS_PROXY_BLOCKING:`
89			`return ENOSYS;`
90			`}`
91			`_Internal_error_Occurred(`
92			`INTERNAL_ERROR_POSIX_API,`
93			`TRUE,`
94			`the_message_queue_status`
95			`);`
96			`return POSIX_BOTTOM_REACHED();`
97			`}`

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[/] [or1k/] [trunk/] [rtems/] [c/] [src/] [exec/] [posix/] [src/] [mqueuetranslatereturncode.c] - Blame information for rev 1765