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   1 /* ldap_pvt_thread.h - ldap threads header file */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 1998-2005 The OpenLDAP Foundation.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16
  17 #ifndef _LDAP_PVT_THREAD_H
  18 #define _LDAP_PVT_THREAD_H /* libldap_r/ldap_thr_debug.h #undefines this */
  19
  20 #include "ldap_cdefs.h"
  21 #include "ldap_int_thread.h"
  22
  23 LDAP_BEGIN_DECL
  24
  25 #ifndef LDAP_PVT_THREAD_H_DONE
  26 typedef ldap_int_thread_t                       ldap_pvt_thread_t;
  27 #ifdef LDAP_THREAD_DEBUG_WRAP
  28 typedef ldap_debug_thread_mutex_t       ldap_pvt_thread_mutex_t;
  29 typedef ldap_debug_thread_cond_t        ldap_pvt_thread_cond_t;
  30 typedef ldap_debug_thread_rdwr_t        ldap_pvt_thread_rdwr_t;
  31 #else
  32 typedef ldap_int_thread_mutex_t         ldap_pvt_thread_mutex_t;
  33 typedef ldap_int_thread_cond_t          ldap_pvt_thread_cond_t;
  34 typedef ldap_int_thread_rdwr_t          ldap_pvt_thread_rdwr_t;
  35 #endif
  36 #endif /* !LDAP_PVT_THREAD_H_DONE */
  37
  38 #if 0 && defined(LDAP_DEVEL)
  39 /* must also be defined in slapd.h */
  40 #define LDAP_PVT_THREAD_POOL_SEM_LOAD_CONTROL
  41 #endif
  42
  43 #define ldap_pvt_thread_equal           ldap_int_thread_equal
  44
  45 LDAP_F( int )
  46 ldap_pvt_thread_initialize LDAP_P(( void ));
  47
  48 LDAP_F( int )
  49 ldap_pvt_thread_destroy LDAP_P(( void ));
  50
  51 LDAP_F( unsigned int )
  52 ldap_pvt_thread_sleep LDAP_P(( unsigned int s ));
  53
  54 LDAP_F( int )
  55 ldap_pvt_thread_get_concurrency LDAP_P(( void ));
  56
  57 LDAP_F( int )
  58 ldap_pvt_thread_set_concurrency LDAP_P(( int ));
  59
  60 #define LDAP_PVT_THREAD_CREATE_JOINABLE 0
  61 #define LDAP_PVT_THREAD_CREATE_DETACHED 1
  62
  63 #ifndef LDAP_PVT_THREAD_H_DONE
  64 #define LDAP_PVT_THREAD_SET_STACK_SIZE
  65 #ifndef LDAP_PVT_THREAD_STACK_SIZE
  66         /* LARGE stack. Will be twice as large on 64 bit machine. */
  67 #define LDAP_PVT_THREAD_STACK_SIZE      ( 1 * 1024 * 1024 * sizeof(void *) )
  68 /* May be explicitly defined to zero to disable it */
  69 #elif LDAP_PVT_THREAD_STACK_SIZE == 0
  70 #undef LDAP_PVT_THREAD_SET_STACK_SIZE
  71 #endif
  72 #endif /* !LDAP_PVT_THREAD_H_DONE */
  73
  74 LDAP_F( int )
  75 ldap_pvt_thread_create LDAP_P((
  76         ldap_pvt_thread_t * thread,
  77         int     detach,
  78         void *(*start_routine)( void * ),
  79         void *arg));
  80
  81 LDAP_F( void )
  82 ldap_pvt_thread_exit LDAP_P(( void *retval ));
  83
  84 LDAP_F( int )
  85 ldap_pvt_thread_join LDAP_P(( ldap_pvt_thread_t thread, void **status ));
  86
  87 LDAP_F( int )
  88 ldap_pvt_thread_kill LDAP_P(( ldap_pvt_thread_t thread, int signo ));
  89
  90 LDAP_F( int )
  91 ldap_pvt_thread_yield LDAP_P(( void ));
  92
  93 LDAP_F( int )
  94 ldap_pvt_thread_cond_init LDAP_P(( ldap_pvt_thread_cond_t *cond ));
  95
  96 LDAP_F( int )
  97 ldap_pvt_thread_cond_destroy LDAP_P(( ldap_pvt_thread_cond_t *cond ));
  98
  99 LDAP_F( int )
 100 ldap_pvt_thread_cond_signal LDAP_P(( ldap_pvt_thread_cond_t *cond ));
 101
 102 LDAP_F( int )
 103 ldap_pvt_thread_cond_broadcast LDAP_P(( ldap_pvt_thread_cond_t *cond ));
 104
 105 LDAP_F( int )
 106 ldap_pvt_thread_cond_wait LDAP_P((
 107         ldap_pvt_thread_cond_t *cond,
 108         ldap_pvt_thread_mutex_t *mutex ));
 109
 110 LDAP_F( int )
 111 ldap_pvt_thread_mutex_init LDAP_P(( ldap_pvt_thread_mutex_t *mutex ));
 112
 113 LDAP_F( int )
 114 ldap_pvt_thread_mutex_destroy LDAP_P(( ldap_pvt_thread_mutex_t *mutex ));
 115
 116 LDAP_F( int )
 117 ldap_pvt_thread_mutex_lock LDAP_P(( ldap_pvt_thread_mutex_t *mutex ));
 118
 119 LDAP_F( int )
 120 ldap_pvt_thread_mutex_trylock LDAP_P(( ldap_pvt_thread_mutex_t *mutex ));
 121
 122 LDAP_F( int )
 123 ldap_pvt_thread_mutex_unlock LDAP_P(( ldap_pvt_thread_mutex_t *mutex ));
 124
 125 LDAP_F( ldap_pvt_thread_t )
 126 ldap_pvt_thread_self LDAP_P(( void ));
 127
 128 LDAP_F( int )
 129 ldap_pvt_thread_rdwr_init LDAP_P((ldap_pvt_thread_rdwr_t *rdwrp));
 130
 131 LDAP_F( int )
 132 ldap_pvt_thread_rdwr_destroy LDAP_P((ldap_pvt_thread_rdwr_t *rdwrp));
 133
 134 LDAP_F( int )
 135 ldap_pvt_thread_rdwr_rlock LDAP_P((ldap_pvt_thread_rdwr_t *rdwrp));
 136
 137 LDAP_F( int )
 138 ldap_pvt_thread_rdwr_rtrylock LDAP_P((ldap_pvt_thread_rdwr_t *rdwrp));
 139
 140 LDAP_F( int )
 141 ldap_pvt_thread_rdwr_runlock LDAP_P((ldap_pvt_thread_rdwr_t *rdwrp));
 142
 143 LDAP_F( int )
 144 ldap_pvt_thread_rdwr_wlock LDAP_P((ldap_pvt_thread_rdwr_t *rdwrp));
 145
 146 LDAP_F( int )
 147 ldap_pvt_thread_rdwr_wtrylock LDAP_P((ldap_pvt_thread_rdwr_t *rdwrp));
 148
 149 LDAP_F( int )
 150 ldap_pvt_thread_rdwr_wunlock LDAP_P((ldap_pvt_thread_rdwr_t *rdwrp));
 151
 152 #ifdef LDAP_DEBUG
 153 LDAP_F( int )
 154 ldap_pvt_thread_rdwr_readers LDAP_P((ldap_pvt_thread_rdwr_t *rdwrp));
 155
 156 LDAP_F( int )
 157 ldap_pvt_thread_rdwr_writers LDAP_P((ldap_pvt_thread_rdwr_t *rdwrp));
 158
 159 LDAP_F( int )
 160 ldap_pvt_thread_rdwr_active LDAP_P((ldap_pvt_thread_rdwr_t *rdwrp));
 161 #endif /* LDAP_DEBUG */
 162
 163 #define LDAP_PVT_THREAD_EINVAL EINVAL
 164 #define LDAP_PVT_THREAD_EBUSY EINVAL
 165
 166 #ifndef LDAP_PVT_THREAD_H_DONE
 167 typedef ldap_int_thread_pool_t ldap_pvt_thread_pool_t;
 168
 169 typedef void * (ldap_pvt_thread_start_t) LDAP_P((void *ctx, void *arg));
 170 typedef void (ldap_pvt_thread_pool_keyfree_t) LDAP_P((void *key, void *data));
 171 #endif /* !LDAP_PVT_THREAD_H_DONE */
 172
 173 LDAP_F( int )
 174 ldap_pvt_thread_pool_init LDAP_P((
 175         ldap_pvt_thread_pool_t *pool_out,
 176         int max_threads,
 177         int max_pending ));
 178
 179 LDAP_F( int )
 180 ldap_pvt_thread_pool_submit LDAP_P((
 181         ldap_pvt_thread_pool_t *pool,
 182         ldap_pvt_thread_start_t *start,
 183         void *arg ));
 184
 185 LDAP_F( int )
 186 ldap_pvt_thread_pool_maxthreads LDAP_P((
 187         ldap_pvt_thread_pool_t *pool,
 188         int max_threads ));
 189
 190 LDAP_F( int )
 191 ldap_pvt_thread_pool_backload LDAP_P((
 192         ldap_pvt_thread_pool_t *pool ));
 193
 194 LDAP_F( int )
 195 ldap_pvt_thread_pool_pause LDAP_P((
 196         ldap_pvt_thread_pool_t *pool ));
 197
 198 LDAP_F( int )
 199 ldap_pvt_thread_pool_resume LDAP_P((
 200         ldap_pvt_thread_pool_t *pool ));
 201
 202 LDAP_F( int )
 203 ldap_pvt_thread_pool_destroy LDAP_P((
 204         ldap_pvt_thread_pool_t *pool,
 205         int run_pending ));
 206
 207 LDAP_F( int )
 208 ldap_pvt_thread_pool_getkey LDAP_P((
 209         void *ctx,
 210         void *key,
 211         void **data,
 212         ldap_pvt_thread_pool_keyfree_t **kfree ));
 213
 214 LDAP_F( int )
 215 ldap_pvt_thread_pool_setkey LDAP_P((
 216         void *ctx,
 217         void *key,
 218         void *data,
 219         ldap_pvt_thread_pool_keyfree_t *kfree ));
 220
 221 LDAP_F( void )
 222 ldap_pvt_thread_pool_purgekey LDAP_P(( void *key ));
 223
 224 LDAP_F( void *)
 225 ldap_pvt_thread_pool_context LDAP_P(( void ));
 226
 227 LDAP_F( void )
 228 ldap_pvt_thread_pool_context_reset LDAP_P(( void *key ));
 229
 230 LDAP_END_DECL
 231
 232 #define LDAP_PVT_THREAD_H_DONE
 233 #endif /* _LDAP_THREAD_H */