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Diffstat (limited to '')
-rw-r--r-- | cpukit/posix/include/rtems/posix/pthread.h | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/cpukit/posix/include/rtems/posix/pthread.h b/cpukit/posix/include/rtems/posix/pthread.h new file mode 100644 index 0000000000..538e737268 --- /dev/null +++ b/cpukit/posix/include/rtems/posix/pthread.h @@ -0,0 +1,113 @@ +/* rtems/posix/pthread.h + * + * This include file contains all the private support information for + * POSIX threads. + * + * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. + * On-Line Applications Research Corporation (OAR). + * All rights assigned to U.S. Government, 1994. + * + * This material may be reproduced by or for the U.S. Government pursuant + * to the copyright license under the clause at DFARS 252.227-7013. This + * notice must appear in all copies of this file and its derivatives. + * + * $Id$ + */ + +#ifndef __RTEMS_POSIX_THREADS_h +#define __RTEMS_POSIX_THREADS_h + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * Data Structure used to manage a POSIX thread + */ + +typedef Thread_Control POSIX_Threads_Control; + +/* + * The following defines the information control block used to manage + * this class of objects. + */ + +EXTERN Objects_Information _POSIX_Threads_Information; + +/* + * _POSIX_Threads_Manager_initialization + * + * DESCRIPTION: + * + * This routine performs the initialization necessary for this manager. + */ + +void _POSIX_Threads_Manager_initialization( + unsigned32 maximum_pthreads +); + +/* + * _POSIX_Threads_Allocate + * + * DESCRIPTION: + * + * This function allocates a pthread control block from + * the inactive chain of free pthread control blocks. + */ + +STATIC INLINE POSIX_Threads_Control *_POSIX_Threads_Allocate( void ); + +/* + * _POSIX_Threads_Free + * + * DESCRIPTION: + * + * This routine frees a pthread control block to the + * inactive chain of free pthread control blocks. + */ + +STATIC INLINE void _POSIX_Threads_Free ( + POSIX_Threads_Control *the_pthread +); + +/* + * _POSIX_Threads_Get + * + * DESCRIPTION: + * + * This function maps pthread IDs to pthread control blocks. + * If ID corresponds to a local pthread, then it returns + * the_pthread control pointer which maps to ID and location + * is set to OBJECTS_LOCAL. if the pthread ID is global and + * resides on a remote node, then location is set to OBJECTS_REMOTE, + * and the_pthread is undefined. Otherwise, location is set + * to OBJECTS_ERROR and the_pthread is undefined. + */ + +STATIC INLINE POSIX_Threads_Control *_POSIX_Threads_Get ( + Objects_Id *id, + Objects_Locations *location +); + +/* + * _POSIX_Threads_Is_null + * + * DESCRIPTION: + * + * This function returns TRUE if the_pthread is NULL and FALSE otherwise. + */ + +STATIC INLINE boolean _POSIX_Threads_Is_null ( + POSIX_Threads_Control *the_pthread +); + +#include <rtems/posix/pthread.inl> +#include <rtems/posix/pthreadmp.h> + +#ifdef __cplusplus +} +#endif + +#endif +/* end of include file */ + |