diff options
Diffstat (limited to 'cpukit/posix/include')
| -rw-r--r-- | cpukit/posix/include/mqueue.h | 38 | ||||
| -rw-r--r-- | cpukit/posix/include/rtems/posix/mqueue.h | 4 | ||||
| -rw-r--r-- | cpukit/posix/include/rtems/posix/semaphore.h | 8 | ||||
| -rw-r--r-- | cpukit/posix/include/rtems/posix/time.h | 37 |
4 files changed, 62 insertions, 25 deletions
diff --git a/cpukit/posix/include/mqueue.h b/cpukit/posix/include/mqueue.h index fe6975016d..c317d0c7bf 100644 --- a/cpukit/posix/include/mqueue.h +++ b/cpukit/posix/include/mqueue.h @@ -3,7 +3,7 @@ */ /* - * COPYRIGHT (c) 1989-2007. + * COPYRIGHT (c) 1989-2008. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be @@ -33,47 +33,53 @@ extern "C" { * 15.1.1 Data Structures, P1003.1b-1993, p. 271 */ +/** + * Message queue id type + */ typedef Objects_Id mqd_t; +/** + * This is the message queue attributes structure. + */ struct mq_attr { - long mq_flags; /* Message queue flags */ - long mq_maxmsg; /* Maximum number of messages */ - long mq_msgsize; /* Maximum message size */ - long mq_curmsgs; /* Number of messages currently queued */ + /** This is the message queue flags */ + long mq_flags; + /** This is the maximum number of messages */ + long mq_maxmsg; + /** This is the maximum message size */ + long mq_msgsize; + /** This is the mumber of messages currently queued */ + long mq_curmsgs; }; -/* +/** * 15.2.2 Open a Message Queue, P1003.1b-1993, p. 272 */ - mqd_t mq_open( const char *name, int oflag, ... ); -/* +/** * 15.2.2 Close a Message Queue, P1003.1b-1993, p. 275 */ - int mq_close( mqd_t mqdes ); -/* +/** * 15.2.2 Remove a Message Queue, P1003.1b-1993, p. 276 */ - int mq_unlink( const char *name ); -/* +/** * 15.2.4 Send a Message to a Message Queue, P1003.1b-1993, p. 277 * - * NOTE: P1003.4b/D8, p. 45 adds mq_timedsend(). + * @note P1003.4b/D8, p. 45 adds mq_timedsend(). */ - int mq_send( mqd_t mqdes, const char *msg_ptr, @@ -90,7 +96,7 @@ int mq_timedsend( const char *msg_ptr, size_t msg_len, unsigned int msg_prio, - const struct timespec *timeout + const struct timespec *abstime ); #endif /* _POSIX_TIMEOUTS */ @@ -115,7 +121,7 @@ ssize_t mq_timedreceive( char *msg_ptr, size_t msg_len, unsigned int *msg_prio, - const struct timespec *timeout + const struct timespec *abstime ); #endif /* _POSIX_TIMEOUTS */ diff --git a/cpukit/posix/include/rtems/posix/mqueue.h b/cpukit/posix/include/rtems/posix/mqueue.h index 475f9a2432..67dda09d93 100644 --- a/cpukit/posix/include/rtems/posix/mqueue.h +++ b/cpukit/posix/include/rtems/posix/mqueue.h @@ -6,7 +6,7 @@ */ /* - * COPYRIGHT (c) 1989-1999. + * COPYRIGHT (c) 1989-2008. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be @@ -112,6 +112,7 @@ ssize_t _POSIX_Message_queue_Receive_support( char *msg_ptr, size_t msg_len, unsigned int *msg_prio, + boolean wait, Watchdog_Interval timeout ); @@ -128,6 +129,7 @@ int _POSIX_Message_queue_Send_support( const char *msg_ptr, size_t msg_len, uint32_t msg_prio, + boolean wait, Watchdog_Interval timeout ); diff --git a/cpukit/posix/include/rtems/posix/semaphore.h b/cpukit/posix/include/rtems/posix/semaphore.h index 804a8bd0e3..f345aed8bd 100644 --- a/cpukit/posix/include/rtems/posix/semaphore.h +++ b/cpukit/posix/include/rtems/posix/semaphore.h @@ -7,7 +7,7 @@ * This include file contains all the private support information for * POSIX Semaphores. * - * COPYRIGHT (c) 1989-2007. + * COPYRIGHT (c) 1989-2008. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be @@ -153,9 +153,9 @@ void _POSIX_Semaphore_Delete( */ int _POSIX_Semaphore_Wait_support( - sem_t *sem, - Core_semaphore_Blocking_option blocking, - Watchdog_Interval timeout + sem_t *sem, + boolean blocking, + Watchdog_Interval timeout ); /* diff --git a/cpukit/posix/include/rtems/posix/time.h b/cpukit/posix/include/rtems/posix/time.h index 8f4d4b6257..0782996399 100644 --- a/cpukit/posix/include/rtems/posix/time.h +++ b/cpukit/posix/include/rtems/posix/time.h @@ -3,7 +3,7 @@ */ /* - * COPYRIGHT (c) 1989-2007. + * COPYRIGHT (c) 1989-2008. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be @@ -18,10 +18,39 @@ #include <rtems/score/timespec.h> -/* - * _POSIX_Absolute_timeout_to_ticks +/** @brief Absolute Timeout Conversion Results + * + * This enumeration defines the possible results of converting + * an absolute time used for timeouts to POSIX blocking calls to + * a number of ticks. + */ +typedef enum { + /** The timeout is invalid. */ + POSIX_ABSOLUTE_TIMEOUT_INVALID, + /** The timeout represents a time that is in the past. */ + POSIX_ABSOLUTE_TIMEOUT_IS_IN_PAST, + /** The timeout represents a time that is equal to the current time. */ + POSIX_ABSOLUTE_TIMEOUT_IS_NOW, + /** The timeout represents a time that is in the future. */ + POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE, +} POSIX_Absolute_timeout_conversion_results_t; + +/** + * @brief Convert Absolute Timeout to Ticks + * + * This method takes an absolute time being used as a timeout + * to a blocking directive, validates it and returns the number + * of corresponding clock ticks for use by the SuperCore. + * + * @param[in] abstime is the timeout + * @param[in] ticks_out will contain the number of ticks + * + * @return This method returns the number of ticks in @a ticks_out + * and a status value indicating whether the absolute time + * is valid, in the past, equal to the current time or in + * the future as it should be. */ -int _POSIX_Absolute_timeout_to_ticks( +POSIX_Absolute_timeout_conversion_results_t _POSIX_Absolute_timeout_to_ticks( const struct timespec *abstime, Watchdog_Interval *ticks_out ); |