posix: Create timer implementation header

Move implementation specific parts of timer.h and timer.inl into new
header file timerimpl.h.  The timer.h contains now only the application
visible API.

1 files changed, 156 insertions, 0 deletions

diff --git a/cpukit/posix/include/rtems/posix/timerimpl.h b/cpukit/posix/include/rtems/posix/timerimpl.h
new file mode 100644
index 0000000000..73f953b45e
--- /dev/null
+++ b/cpukit/posix/include/rtems/posix/timerimpl.h
@@ -0,0 +1,156 @@
+/**
+ * @file
+ *
+ * @brief Inlined Routines from the POSIX Timer Manager
+ * 
+ * This file contains the static inline implementation of the inlined routines
+ * from the POSIX Timer Manager.
+ */
+
+/*
+ *  COPYRIGHT (c) 1989-2011.
+ *  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.
+ */
+
+#ifndef _RTEMS_POSIX_TIMERIMPL_H
+#define _RTEMS_POSIX_TIMERIMPL_H
+
+#include <rtems/posix/timer.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Timer is free */
+#define POSIX_TIMER_STATE_FREE        0x01
+
+/* Created timer but not running */
+#define POSIX_TIMER_STATE_CREATE_NEW  0x02
+
+/* Created timer and running */
+#define POSIX_TIMER_STATE_CREATE_RUN  0x03
+
+/* Created, ran and stopped timer */
+#define POSIX_TIMER_STATE_CREATE_STOP 0x04
+
+/* Indicates that the fire time is relative to the current one */
+#define POSIX_TIMER_RELATIVE       0
+
+/*
+ * POSIX defines TIMER_ABSTIME but no constant for relative.  So
+ * we have one internally but we need to be careful it has a different
+ * value.
+ */
+#if (POSIX_TIMER_RELATIVE == TIMER_ABSTIME)
+#error "POSIX_TIMER_RELATIVE == TIMER_ABSTIME"
+#endif
+
+/*
+ *  _POSIX_Timers_Manager_initialization
+ *
+ *  DESCRIPTION:
+ *
+ *  This routine performs the initialization necessary for this manager.
+ */
+void _POSIX_Timer_Manager_initialization(void);
+
+/*
+ *  @brief Operation that is run when a timer expires
+ *
+ *  Timer TSR
+ */
+void _POSIX_Timer_TSR(Objects_Id timer, void *data);
+
+/*
+ *  Watchdog Insert helper
+ */
+bool _POSIX_Timer_Insert_helper(
+  Watchdog_Control               *timer,
+  Watchdog_Interval               ticks,
+  Objects_Id                      id,
+  Watchdog_Service_routine_entry  TSR,
+  void                           *arg
+);
+
+/*
+ *  The following defines the information control block used to manage
+ *  this class of objects.
+ */
+POSIX_EXTERN Objects_Information  _POSIX_Timer_Information;
+
+/*
+ *  _POSIX_Timer_Allocate
+ *
+ *  DESCRIPTION:
+ *
+ *  This function allocates a timer control block from
+ *  the inactive chain of free timer control blocks.
+ */
+
+RTEMS_INLINE_ROUTINE POSIX_Timer_Control *_POSIX_Timer_Allocate( void )
+{
+  return (POSIX_Timer_Control *) _Objects_Allocate( &_POSIX_Timer_Information );
+}
+
+/*
+ *  _POSIX_Timer_Free
+ *
+ *  DESCRIPTION:
+ *
+ *  This routine frees a timer control block to the
+ *  inactive chain of free timer control blocks.
+ */
+
+RTEMS_INLINE_ROUTINE void _POSIX_Timer_Free (
+  POSIX_Timer_Control *the_timer
+)
+{
+  _Objects_Free( &_POSIX_Timer_Information, &the_timer->Object );
+}
+
+/*
+ *  _POSIX_Timer_Get
+ *
+ *  DESCRIPTION:
+ *
+ *  This function maps timer IDs to timer control blocks.
+ *  If ID corresponds to a local timer, then it returns
+ *  the timer control pointer which maps to ID and location
+ *  is set to OBJECTS_LOCAL.  Otherwise, location is set
+ *  to OBJECTS_ERROR and the returned value is undefined.
+ */
+
+RTEMS_INLINE_ROUTINE POSIX_Timer_Control *_POSIX_Timer_Get (
+  timer_t            id,
+  Objects_Locations *location
+)
+{
+  return (POSIX_Timer_Control *)
+    _Objects_Get( &_POSIX_Timer_Information, (Objects_Id) id, location );
+}
+
+/*
+ *  _POSIX_Timer_Is_null
+ *
+ *  DESCRIPTION:
+ *
+ *  This function returns TRUE if the_timer is NULL and FALSE otherwise.
+ */
+
+RTEMS_INLINE_ROUTINE bool _POSIX_Timer_Is_null (
+  POSIX_Timer_Control *the_timer
+)
+{
+  return (the_timer == NULL);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+/* end of include file */