+/* ldap_pvt_thread.h - ldap threads header file */
/* $OpenLDAP$ */
-/*
- * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2004 The OpenLDAP Foundation.
* All rights reserved.
*
- * Redistribution and use in source and binary forms are permitted only
- * as authorized by the OpenLDAP Public License. A copy of this
- * license is available at http://www.OpenLDAP.org/license.html or
- * in file LICENSE in the top-level directory of the distribution.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
*/
-/* ldap_pvt_thread.h - ldap threads header file NG */
#ifndef _LDAP_PVT_THREAD_H
#define _LDAP_PVT_THREAD_H
#include "ldap_cdefs.h"
-
-#if defined( HAVE_PTHREADS )
-/**********************************
- * *
- * definitions for POSIX Threads *
- * *
- **********************************/
-
-#include <pthread.h>
-#ifdef HAVE_SCHED_H
-#include <sched.h>
-#endif
-
-LDAP_BEGIN_DECL
-
-typedef pthread_t ldap_pvt_thread_t;
-typedef pthread_mutex_t ldap_pvt_thread_mutex_t;
-typedef pthread_cond_t ldap_pvt_thread_cond_t;
-
-#if defined( _POSIX_REENTRANT_FUNCTIONS ) || \
- defined( _POSIX_THREAD_SAFE_FUNCTIONS ) || \
- defined( _POSIX_THREADSAFE_FUNCTIONS )
-#define HAVE_REENTRANT_FUNCTIONS 1
-#endif
-
-#if defined( HAVE_PTHREAD_GETCONCURRENCY ) || \
- defined( HAVE_THR_GETCONCURRENCY )
-#define HAVE_GETCONCURRENCY 1
-#endif
-
-#if defined( HAVE_PTHREAD_SETCONCURRENCY ) || \
- defined( HAVE_THR_SETCONCURRENCY )
-#define HAVE_SETCONCURRENCY 1
-#endif
-
-LDAP_END_DECL
-
-#elif defined ( HAVE_MACH_CTHREADS )
-/**********************************
- * *
- * definitions for Mach CThreads *
- * *
- **********************************/
-
-#include <mach/cthreads.h>
-
-LDAP_BEGIN_DECL
-
-typedef cthread_t ldap_pvt_thread_t;
-typedef struct mutex ldap_pvt_thread_mutex_t;
-typedef struct condition ldap_pvt_thread_cond_t;
-
-LDAP_END_DECL
-
-#elif defined( HAVE_GNU_PTH )
-/***********************************
- * *
- * thread definitions for GNU Pth *
- * *
- ***********************************/
-
-#include <pth.h>
-
-LDAP_BEGIN_DECL
-
-typedef pth_t ldap_pvt_thread_t;
-typedef pth_mutex_t ldap_pvt_thread_mutex_t;
-typedef pth_cond_t ldap_pvt_thread_cond_t;
-
-LDAP_END_DECL
-
-
-#elif defined( HAVE_THR )
-/********************************************
- * *
- * thread definitions for Solaris LWP (THR) *
- * *
- ********************************************/
-
-#include <thread.h>
-#include <synch.h>
+#include "ldap_int_thread.h"
LDAP_BEGIN_DECL
-typedef thread_t ldap_pvt_thread_t;
-typedef mutex_t ldap_pvt_thread_mutex_t;
-typedef cond_t ldap_pvt_thread_cond_t;
-
-#define HAVE_REENTRANT_FUNCTIONS 1
-
-#ifdef HAVE_THR_GETCONCURRENCY
-#define HAVE_GETCONCURRENCY 1
-#endif
-#ifdef HAVE_THR_SETCONCURRENCY
-#define HAVE_SETCONCURRENCY 1
-#endif
-
-LDAP_END_DECL
-
-#elif defined( HAVE_LWP )
-/*************************************
- * *
- * thread definitions for SunOS LWP *
- * *
- *************************************/
-
-#include <lwp/lwp.h>
-#include <lwp/stackdep.h>
-
-LDAP_BEGIN_DECL
-
-typedef thread_t ldap_pvt_thread_t;
-typedef mon_t ldap_pvt_thread_mutex_t;
-struct ldap_pvt_thread_lwp_cv {
- int lcv_created;
- cv_t lcv_cv;
-};
-typedef struct ldap_pvt_thread_lwp_cv ldap_pvt_thread_cond_t;
-
-#define HAVE_REENTRANT_FUNCTIONS 1
-
-LDAP_END_DECL
-
-/* If we're in the NT env at all, we want these defs, threaded or not */
-#elif defined(WINNT) || defined(_WINNT) || defined(_WIN32) /* HAVE_NT_THREADS */
-
-LDAP_BEGIN_DECL
-
-#define WIN32_LEAN_AND_MEAN
-#include <process.h>
-#include <windows.h>
-
-typedef unsigned long ldap_pvt_thread_t;
-typedef HANDLE ldap_pvt_thread_mutex_t;
-typedef HANDLE ldap_pvt_thread_cond_t;
-
-LDAP_END_DECL
-
-#else
-
-/***********************************
- * *
- * thread definitions for no *
- * underlying library support *
- * *
- ***********************************/
-
-LDAP_BEGIN_DECL
-
-#ifndef NO_THREADS
-#define NO_THREADS 1
-#endif
-
-typedef int ldap_pvt_thread_t;
-typedef int ldap_pvt_thread_mutex_t;
-typedef int ldap_pvt_thread_cond_t;
-
-LDAP_END_DECL
-
-#endif /* no threads support */
-
-LDAP_BEGIN_DECL
-
-#ifdef __MINGW32__
-# undef LDAP_F_PRE
-# ifdef LIBLDAP_DECL
-# define LDAP_F_PRE extern __declspec(LIBLDAP_DECL)
-# else
-# define LDAP_F_PRE extern
-# endif
-#endif
+typedef ldap_int_thread_t ldap_pvt_thread_t;
+typedef ldap_int_thread_mutex_t ldap_pvt_thread_mutex_t;
+typedef ldap_int_thread_cond_t ldap_pvt_thread_cond_t;
LDAP_F( int )
ldap_pvt_thread_initialize LDAP_P(( void ));
LDAP_F( unsigned int )
ldap_pvt_thread_sleep LDAP_P(( unsigned int s ));
-#ifdef HAVE_GETCONCURRENCY
LDAP_F( int )
ldap_pvt_thread_get_concurrency LDAP_P(( void ));
-#endif
-#ifdef HAVE_SETCONCURRENCY
-# ifndef LDAP_THREAD_CONCURRENCY
- /* three concurrent threads should be enough */
-# define LDAP_THREAD_CONCURRENCY 3
-# endif
LDAP_F( int )
ldap_pvt_thread_set_concurrency LDAP_P(( int ));
-#endif
#define LDAP_PVT_THREAD_CREATE_JOINABLE 0
#define LDAP_PVT_THREAD_CREATE_DETACHED 1
-LDAP_F( int )
+#ifndef LDAP_PVT_THREAD_STACK_SIZE
+ /* LARGE stack */
+#define LDAP_PVT_THREAD_STACK_SIZE (4*1024*1024)
+#endif
+
+LDAP_F( int )
ldap_pvt_thread_create LDAP_P((
- ldap_pvt_thread_t * thread,
+ ldap_pvt_thread_t * thread,
int detach,
- void *(*start_routine)( void * ),
+ void *(*start_routine)( void * ),
void *arg));
-LDAP_F( void )
+LDAP_F( void )
ldap_pvt_thread_exit LDAP_P(( void *retval ));
LDAP_F( int )
LDAP_F( int )
ldap_pvt_thread_cond_wait LDAP_P((
- ldap_pvt_thread_cond_t *cond,
+ ldap_pvt_thread_cond_t *cond,
ldap_pvt_thread_mutex_t *mutex ));
LDAP_F( int )
LDAP_F( int )
ldap_pvt_thread_mutex_unlock LDAP_P(( ldap_pvt_thread_mutex_t *mutex ));
-typedef struct ldap_pvt_thread_rdwr_var {
- ldap_pvt_thread_mutex_t ltrw_mutex;
- ldap_pvt_thread_cond_t ltrw_read; /* wait for read */
- ldap_pvt_thread_cond_t ltrw_write; /* wait for write */
- int ltrw_valid;
-#define LDAP_PVT_THREAD_RDWR_VALID 0x0bad
- int ltrw_r_active;
- int ltrw_w_active;
- int ltrw_r_wait;
- int ltrw_w_wait;
-} ldap_pvt_thread_rdwr_t;
+LDAP_F( ldap_pvt_thread_t )
+ldap_pvt_thread_self LDAP_P(( void ));
+
+#ifndef LDAP_THREAD_HAVE_RDWR
+typedef struct ldap_int_thread_rdwr_s * ldap_pvt_thread_rdwr_t;
+#endif
LDAP_F( int )
ldap_pvt_thread_rdwr_init LDAP_P((ldap_pvt_thread_rdwr_t *rdwrp));
#define LDAP_PVT_THREAD_EINVAL EINVAL
#define LDAP_PVT_THREAD_EBUSY EINVAL
+typedef ldap_int_thread_pool_t ldap_pvt_thread_pool_t;
+
+typedef void * (ldap_pvt_thread_start_t) LDAP_P((void *ctx, void *arg));
+typedef void (ldap_pvt_thread_pool_keyfree_t) LDAP_P((void *key, void *data));
+
+LDAP_F( int )
+ldap_pvt_thread_pool_init LDAP_P((
+ ldap_pvt_thread_pool_t *pool_out,
+ int max_threads,
+ int max_pending ));
+
+LDAP_F( int )
+ldap_pvt_thread_pool_submit LDAP_P((
+ ldap_pvt_thread_pool_t *pool,
+ ldap_pvt_thread_start_t *start,
+ void *arg ));
+
+LDAP_F( int )
+ldap_pvt_thread_pool_maxthreads LDAP_P((
+ ldap_pvt_thread_pool_t *pool,
+ int max_threads ));
+
+LDAP_F( int )
+ldap_pvt_thread_pool_backload LDAP_P((
+ ldap_pvt_thread_pool_t *pool ));
+
+LDAP_F( int )
+ldap_pvt_thread_pool_destroy LDAP_P((
+ ldap_pvt_thread_pool_t *pool,
+ int run_pending ));
+
+LDAP_F( int )
+ldap_pvt_thread_pool_getkey LDAP_P((
+ void *ctx,
+ void *key,
+ void **data,
+ ldap_pvt_thread_pool_keyfree_t **kfree ));
+
+LDAP_F( int )
+ldap_pvt_thread_pool_setkey LDAP_P((
+ void *ctx,
+ void *key,
+ void *data,
+ ldap_pvt_thread_pool_keyfree_t *kfree ));
+
+LDAP_F( void *)
+ldap_pvt_thread_pool_context LDAP_P(( void ));
+
LDAP_END_DECL
#endif /* _LDAP_THREAD_H */