posix: Create message queue implementation header

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

1 files changed, 4 insertions, 206 deletions

diff --git a/cpukit/posix/include/rtems/posix/mqueue.h b/cpukit/posix/include/rtems/posix/mqueue.h
index d6f370cbf8..1db54b1d1a 100644
--- a/cpukit/posix/include/rtems/posix/mqueue.h
+++ b/cpukit/posix/include/rtems/posix/mqueue.h
@@ -35,7 +35,10 @@
 #include <mqueue.h> /* struct mq_attr */
 #include <rtems/score/coremsg.h>
 #include <rtems/score/object.h>
-#include <rtems/posix/posixapi.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
 
 /**
  *  @defgroup POSIX_MQUEUE_P Message Queues Private Support
@@ -44,9 +47,6 @@
  * 
  */
 /**@{**/
-#ifdef __cplusplus
-extern "C" {
-#endif
 
 /*
  *  Data Structure used to manage a POSIX message queue
@@ -68,208 +68,6 @@ typedef struct {
    int                          oflag;
 } POSIX_Message_queue_Control_fd;
 
-/*
- *  The following defines the information control block used to manage
- *  this class of objects.  The second item is used to manage the set
- *  of "file descriptors" associated with the message queues.
- */
-
-POSIX_EXTERN Objects_Information  _POSIX_Message_queue_Information;
-POSIX_EXTERN Objects_Information  _POSIX_Message_queue_Information_fds;
-
-/**
- * @brief Initialize message_queue manager related data structures.
- *
- * DESCRIPTION:
- *
- * This routine performs the initialization necessary for this manager.
- *
- * NOTE:  The structure of the routines is identical to that of POSIX
- *        Message_queues to leave the option of having unnamed message
- *        queues at a future date.  They are currently not part of the
- *        POSIX standard but unnamed message_queues are.  This is also
- *        the reason for the apparently unnecessary tracking of
- *        the process_shared attribute.  [In addition to the fact that
- *        it would be trivial to add pshared to the mq_attr structure
- *        and have process private message queues.]
- *
- *        This code ignores the O_RDONLY/O_WRONLY/O_RDWR flag at open
- *        time.
- *
- */
-
-void _POSIX_Message_queue_Manager_initialization(void);
-
-/*
- *
- *  _POSIX_Message_queue_Create_support
- *
- *  DESCRIPTION:
- *
- *  This routine performs the creation of a message queue utilizing the
- *  core message queue.
- */
-
-int _POSIX_Message_queue_Create_support(
-  const char                    *name,
-  size_t                         name_len,
-  int                            pshared,
-  struct mq_attr                *attr,
-  POSIX_Message_queue_Control  **message_queue
-);
-
-/**
- * @brief Delete a POSIX message queue.
- *
- * DESCRIPTION:
- *
- * This routine supports the mq_unlink and mq_close routines by
- * doing most of the work involved with removing a message queue.
- */
-void _POSIX_Message_queue_Delete(
-  POSIX_Message_queue_Control *the_mq
-);
-
-/*
- *  @brief POSIX Message Queue Receive Support
- *
- *  DESCRIPTION:
- *
- *  This routine supports the various flavors of receiving a message.
- *
- *  NOTE:  The structure of the routines is identical to that of POSIX
- *         Message_queues to leave the option of having unnamed message
- *         queues at a future date.  They are currently not part of the
- *         POSIX standard but unnamed message_queues are.  This is also
- *         the reason for the apparently unnecessary tracking of
- *         the process_shared attribute.  [In addition to the fact that
- *         it would be trivial to add pshared to the mq_attr structure
- *         and have process private message queues.]
- *
- *         This code ignores the O_RDONLY/O_WRONLY/O_RDWR flag at open
- *         time.
- */
-
-ssize_t _POSIX_Message_queue_Receive_support(
-  mqd_t               mqdes,
-  char               *msg_ptr,
-  size_t              msg_len,
-  unsigned int       *msg_prio,
-  bool                wait,
-  Watchdog_Interval   timeout
-);
-
-/*
- *  _POSIX_Message_queue_Send_support
- *
- *  DESCRIPTION:
- *
- *  This routine posts a message to a specified message queue.
- */
-
-int _POSIX_Message_queue_Send_support(
-  mqd_t               mqdes,
-  const char         *msg_ptr,
-  size_t              msg_len,
-  unsigned int        msg_prio,
-  bool                wait,
-  Watchdog_Interval   timeout
-);
-
-/*
- *  _POSIX_Message_queue_Allocate
- *
- *  DESCRIPTION:
- *
- *  This function allocates a message queue control block from
- *  the inactive chain of free message queue control blocks.
- */
-
-RTEMS_INLINE_ROUTINE POSIX_Message_queue_Control *_POSIX_Message_queue_Allocate( void );
-
-/*
- *  _POSIX_Message_queue_Free
- *
- *  DESCRIPTION:
- *
- *  This routine frees a message queue control block to the
- *  inactive chain of free message queue control blocks.
- */
-
-RTEMS_INLINE_ROUTINE void _POSIX_Message_queue_Free (
-  POSIX_Message_queue_Control *the_mq
-);
-
-/*
- *  _POSIX_Message_queue_Get
- *
- *  DESCRIPTION:
- *
- *  This function maps message queue IDs to message queue control blocks.
- *  If ID corresponds to a local message queue, then it returns
- *  the_mq control pointer which maps to ID and location
- *  is set to OBJECTS_LOCAL.  if the message queue ID is global and
- *  resides on a remote node, then location is set to OBJECTS_REMOTE,
- *  and the_message queue is undefined.  Otherwise, location is set
- *  to OBJECTS_ERROR and the_mq is undefined.
- */
-
-RTEMS_INLINE_ROUTINE POSIX_Message_queue_Control *_POSIX_Message_queue_Get (
-  Objects_Id         id,
-  Objects_Locations *location
-);
-
-/*
- *  _POSIX_Message_queue_Is_null
- *
- *  DESCRIPTION:
- *
- *  This function returns TRUE if the_message_queue is NULL and FALSE otherwise.
- */
-
-RTEMS_INLINE_ROUTINE bool    _POSIX_Message_queue_Is_null (
-  POSIX_Message_queue_Control *the_mq
-);
-
-/*
- *  _POSIX_Message_queue_Priority_to_core
- *
- *  DESCRIPTION:
- *
- *  XXX
- */
-
-RTEMS_INLINE_ROUTINE CORE_message_queue_Submit_types _POSIX_Message_queue_Priority_to_core(
-  unsigned int priority
-);
-
-/*
- *  _POSIX_Message_queue_Priority_from_core
- *
- *  DESCRIPTION:
- *
- *  XXX
- */
-
-RTEMS_INLINE_ROUTINE unsigned int _POSIX_Message_queue_Priority_from_core(
-  CORE_message_queue_Submit_types priority
-);
-
-/*
- *  _POSIX_Message_queue_Translate_core_message_queue_return_code
- *
- *  DESCRIPTION:
- *
- *  XXX
- */
-
-int _POSIX_Message_queue_Translate_core_message_queue_return_code(
-  uint32_t   the_message_queue_status
-);
-
-
-#include <rtems/posix/mqueue.inl>
-
 /** @} */
 
 #ifdef __cplusplus