| 1 | /* $NetBSD: prop_object_impl.h,v 1.32 2015/05/11 16:50:35 christos Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 2006 The NetBSD Foundation, Inc. |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * This code is derived from software contributed to The NetBSD Foundation |
| 8 | * by Jason R. Thorpe. |
| 9 | * |
| 10 | * Redistribution and use in source and binary forms, with or without |
| 11 | * modification, are permitted provided that the following conditions |
| 12 | * are met: |
| 13 | * 1. Redistributions of source code must retain the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer. |
| 15 | * 2. Redistributions in binary form must reproduce the above copyright |
| 16 | * notice, this list of conditions and the following disclaimer in the |
| 17 | * documentation and/or other materials provided with the distribution. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 29 | * POSSIBILITY OF SUCH DAMAGE. |
| 30 | */ |
| 31 | |
| 32 | #ifndef _PROPLIB_PROP_OBJECT_IMPL_H_ |
| 33 | #define _PROPLIB_PROP_OBJECT_IMPL_H_ |
| 34 | |
| 35 | #if defined(_KERNEL) || defined(_STANDALONE) |
| 36 | #include <lib/libkern/libkern.h> |
| 37 | #else |
| 38 | #include <inttypes.h> |
| 39 | #endif |
| 40 | |
| 41 | #include "prop_stack.h" |
| 42 | |
| 43 | struct _prop_object_externalize_context { |
| 44 | char * poec_buf; /* string buffer */ |
| 45 | size_t poec_capacity; /* capacity of buffer */ |
| 46 | size_t poec_len; /* current length of string */ |
| 47 | unsigned int poec_depth; /* nesting depth */ |
| 48 | }; |
| 49 | |
| 50 | bool _prop_object_externalize_start_tag( |
| 51 | struct _prop_object_externalize_context *, |
| 52 | const char *); |
| 53 | bool _prop_object_externalize_end_tag( |
| 54 | struct _prop_object_externalize_context *, |
| 55 | const char *); |
| 56 | bool _prop_object_externalize_empty_tag( |
| 57 | struct _prop_object_externalize_context *, |
| 58 | const char *); |
| 59 | bool _prop_object_externalize_append_cstring( |
| 60 | struct _prop_object_externalize_context *, |
| 61 | const char *); |
| 62 | bool _prop_object_externalize_append_encoded_cstring( |
| 63 | struct _prop_object_externalize_context *, |
| 64 | const char *); |
| 65 | bool _prop_object_externalize_append_char( |
| 66 | struct _prop_object_externalize_context *, |
| 67 | unsigned char); |
| 68 | bool ( |
| 69 | struct _prop_object_externalize_context *); |
| 70 | bool ( |
| 71 | struct _prop_object_externalize_context *); |
| 72 | |
| 73 | struct _prop_object_externalize_context * |
| 74 | _prop_object_externalize_context_alloc(void); |
| 75 | void _prop_object_externalize_context_free( |
| 76 | struct _prop_object_externalize_context *); |
| 77 | |
| 78 | typedef enum { |
| 79 | _PROP_TAG_TYPE_START, /* e.g. <dict> */ |
| 80 | _PROP_TAG_TYPE_END, /* e.g. </dict> */ |
| 81 | _PROP_TAG_TYPE_EITHER |
| 82 | } _prop_tag_type_t; |
| 83 | |
| 84 | struct _prop_object_internalize_context { |
| 85 | const char *poic_xml; |
| 86 | const char *poic_cp; |
| 87 | |
| 88 | const char *poic_tag_start; |
| 89 | |
| 90 | const char *poic_tagname; |
| 91 | size_t poic_tagname_len; |
| 92 | const char *poic_tagattr; |
| 93 | size_t poic_tagattr_len; |
| 94 | const char *poic_tagattrval; |
| 95 | size_t poic_tagattrval_len; |
| 96 | |
| 97 | bool poic_is_empty_element; |
| 98 | _prop_tag_type_t poic_tag_type; |
| 99 | }; |
| 100 | |
| 101 | typedef enum { |
| 102 | _PROP_OBJECT_FREE_DONE, |
| 103 | _PROP_OBJECT_FREE_RECURSE, |
| 104 | _PROP_OBJECT_FREE_FAILED |
| 105 | } _prop_object_free_rv_t; |
| 106 | |
| 107 | typedef enum { |
| 108 | _PROP_OBJECT_EQUALS_FALSE, |
| 109 | _PROP_OBJECT_EQUALS_TRUE, |
| 110 | _PROP_OBJECT_EQUALS_RECURSE |
| 111 | } _prop_object_equals_rv_t; |
| 112 | |
| 113 | #define _PROP_EOF(c) ((c) == '\0') |
| 114 | #define _PROP_ISSPACE(c) \ |
| 115 | ((c) == ' ' || (c) == '\t' || (c) == '\n' || (c) == '\r') |
| 116 | |
| 117 | #define _PROP_TAG_MATCH(ctx, t) \ |
| 118 | _prop_object_internalize_match((ctx)->poic_tagname, \ |
| 119 | (ctx)->poic_tagname_len, \ |
| 120 | (t), strlen(t)) |
| 121 | |
| 122 | #define _PROP_TAGATTR_MATCH(ctx, a) \ |
| 123 | _prop_object_internalize_match((ctx)->poic_tagattr, \ |
| 124 | (ctx)->poic_tagattr_len, \ |
| 125 | (a), strlen(a)) |
| 126 | |
| 127 | #define _PROP_TAGATTRVAL_MATCH(ctx, a) \ |
| 128 | _prop_object_internalize_match((ctx)->poic_tagattrval, \ |
| 129 | (ctx)->poic_tagattrval_len,\ |
| 130 | (a), strlen(a)) |
| 131 | |
| 132 | bool _prop_object_internalize_find_tag( |
| 133 | struct _prop_object_internalize_context *, |
| 134 | const char *, _prop_tag_type_t); |
| 135 | bool _prop_object_internalize_match(const char *, size_t, |
| 136 | const char *, size_t); |
| 137 | prop_object_t _prop_object_internalize_by_tag( |
| 138 | struct _prop_object_internalize_context *); |
| 139 | bool _prop_object_internalize_decode_string( |
| 140 | struct _prop_object_internalize_context *, |
| 141 | char *, size_t, size_t *, const char **); |
| 142 | prop_object_t _prop_generic_internalize(const char *, const char *); |
| 143 | |
| 144 | struct _prop_object_internalize_context * |
| 145 | _prop_object_internalize_context_alloc(const char *); |
| 146 | void _prop_object_internalize_context_free( |
| 147 | struct _prop_object_internalize_context *); |
| 148 | |
| 149 | #if !defined(_KERNEL) && !defined(_STANDALONE) |
| 150 | bool _prop_object_externalize_write_file(const char *, |
| 151 | const char *, size_t); |
| 152 | |
| 153 | struct _prop_object_internalize_mapped_file { |
| 154 | char * poimf_xml; |
| 155 | size_t poimf_mapsize; |
| 156 | }; |
| 157 | |
| 158 | struct _prop_object_internalize_mapped_file * |
| 159 | _prop_object_internalize_map_file(const char *); |
| 160 | void _prop_object_internalize_unmap_file( |
| 161 | struct _prop_object_internalize_mapped_file *); |
| 162 | #endif /* !_KERNEL && !_STANDALONE */ |
| 163 | |
| 164 | typedef bool (*prop_object_internalizer_t)(prop_stack_t, prop_object_t *, |
| 165 | struct _prop_object_internalize_context *); |
| 166 | typedef bool (*prop_object_internalizer_continue_t)(prop_stack_t, |
| 167 | prop_object_t *, |
| 168 | struct _prop_object_internalize_context *, |
| 169 | void *, prop_object_t); |
| 170 | |
| 171 | /* These are here because they're required by shared code. */ |
| 172 | bool _prop_array_internalize(prop_stack_t, prop_object_t *, |
| 173 | struct _prop_object_internalize_context *); |
| 174 | bool _prop_bool_internalize(prop_stack_t, prop_object_t *, |
| 175 | struct _prop_object_internalize_context *); |
| 176 | bool _prop_data_internalize(prop_stack_t, prop_object_t *, |
| 177 | struct _prop_object_internalize_context *); |
| 178 | bool _prop_dictionary_internalize(prop_stack_t, prop_object_t *, |
| 179 | struct _prop_object_internalize_context *); |
| 180 | bool _prop_number_internalize(prop_stack_t, prop_object_t *, |
| 181 | struct _prop_object_internalize_context *); |
| 182 | bool _prop_string_internalize(prop_stack_t, prop_object_t *, |
| 183 | struct _prop_object_internalize_context *); |
| 184 | |
| 185 | struct _prop_object_type { |
| 186 | /* type indicator */ |
| 187 | uint32_t pot_type; |
| 188 | /* func to free object */ |
| 189 | _prop_object_free_rv_t |
| 190 | (*pot_free)(prop_stack_t, prop_object_t *); |
| 191 | /* |
| 192 | * func to free the child returned by pot_free with stack == NULL. |
| 193 | * |
| 194 | * Must be implemented if pot_free can return anything other than |
| 195 | * _PROP_OBJECT_FREE_DONE. |
| 196 | */ |
| 197 | void (*pot_emergency_free)(prop_object_t); |
| 198 | /* func to externalize object */ |
| 199 | bool (*pot_extern)(struct _prop_object_externalize_context *, |
| 200 | void *); |
| 201 | /* func to test quality */ |
| 202 | _prop_object_equals_rv_t |
| 203 | (*pot_equals)(prop_object_t, prop_object_t, |
| 204 | void **, void **, |
| 205 | prop_object_t *, prop_object_t *); |
| 206 | /* |
| 207 | * func to finish equality iteration. |
| 208 | * |
| 209 | * Must be implemented if pot_equals can return |
| 210 | * _PROP_OBJECT_EQUALS_RECURSE |
| 211 | */ |
| 212 | void (*pot_equals_finish)(prop_object_t, prop_object_t); |
| 213 | void (*pot_lock)(void); |
| 214 | void (*pot_unlock)(void); |
| 215 | }; |
| 216 | |
| 217 | struct _prop_object { |
| 218 | const struct _prop_object_type *po_type;/* type descriptor */ |
| 219 | uint32_t po_refcnt; /* reference count */ |
| 220 | }; |
| 221 | |
| 222 | void _prop_object_init(struct _prop_object *, |
| 223 | const struct _prop_object_type *); |
| 224 | void _prop_object_fini(struct _prop_object *); |
| 225 | |
| 226 | struct _prop_object_iterator { |
| 227 | prop_object_t (*pi_next_object)(void *); |
| 228 | void (*pi_reset)(void *); |
| 229 | prop_object_t pi_obj; |
| 230 | uint32_t pi_version; |
| 231 | }; |
| 232 | |
| 233 | #define _PROP_NOTHREAD_ONCE_DECL(x) static bool x = false; |
| 234 | #define _PROP_NOTHREAD_ONCE_RUN(x,f) \ |
| 235 | do { \ |
| 236 | if ((x) == false) { \ |
| 237 | f(); \ |
| 238 | x = true; \ |
| 239 | } \ |
| 240 | } while (/*CONSTCOND*/0) |
| 241 | |
| 242 | #if defined(_KERNEL) |
| 243 | |
| 244 | /* |
| 245 | * proplib in the kernel... |
| 246 | */ |
| 247 | |
| 248 | #include <sys/param.h> |
| 249 | #include <sys/malloc.h> |
| 250 | #include <sys/pool.h> |
| 251 | #include <sys/systm.h> |
| 252 | #include <sys/rwlock.h> |
| 253 | #include <sys/once.h> |
| 254 | |
| 255 | #define _PROP_ASSERT(x) KASSERT(x) |
| 256 | |
| 257 | #define _PROP_MALLOC(s, t) malloc((s), (t), M_WAITOK) |
| 258 | #define _PROP_CALLOC(s, t) malloc((s), (t), M_WAITOK | M_ZERO) |
| 259 | #define _PROP_REALLOC(v, s, t) realloc((v), (s), (t), M_WAITOK) |
| 260 | #define _PROP_FREE(v, t) free((v), (t)) |
| 261 | |
| 262 | #define _PROP_POOL_GET(p) pool_get(&(p), PR_WAITOK) |
| 263 | #define _PROP_POOL_PUT(p, v) pool_put(&(p), (v)) |
| 264 | |
| 265 | struct prop_pool_init { |
| 266 | struct pool *pp; |
| 267 | size_t size; |
| 268 | const char *wchan; |
| 269 | }; |
| 270 | #define _PROP_POOL_INIT(pp, size, wchan) \ |
| 271 | struct pool pp; \ |
| 272 | static const struct prop_pool_init _link_ ## pp[1] = { \ |
| 273 | { &pp, size, wchan } \ |
| 274 | }; \ |
| 275 | __link_set_add_rodata(prop_linkpools, _link_ ## pp); |
| 276 | |
| 277 | #define _PROP_MALLOC_DEFINE(t, s, l) \ |
| 278 | MALLOC_DEFINE(t, s, l); |
| 279 | |
| 280 | #define _PROP_MUTEX_DECL_STATIC(x) static kmutex_t x; |
| 281 | #define _PROP_MUTEX_INIT(x) mutex_init(&(x),MUTEX_DEFAULT,IPL_NONE) |
| 282 | #define _PROP_MUTEX_LOCK(x) mutex_enter(&(x)) |
| 283 | #define _PROP_MUTEX_UNLOCK(x) mutex_exit(&(x)) |
| 284 | |
| 285 | #define _PROP_RWLOCK_DECL(x) krwlock_t x ; |
| 286 | #define _PROP_RWLOCK_INIT(x) rw_init(&(x)) |
| 287 | #define _PROP_RWLOCK_RDLOCK(x) rw_enter(&(x), RW_READER) |
| 288 | #define _PROP_RWLOCK_WRLOCK(x) rw_enter(&(x), RW_WRITER) |
| 289 | #define _PROP_RWLOCK_UNLOCK(x) rw_exit(&(x)) |
| 290 | #define _PROP_RWLOCK_DESTROY(x) rw_destroy(&(x)) |
| 291 | |
| 292 | #define _PROP_ONCE_DECL(x) static ONCE_DECL(x); |
| 293 | #define _PROP_ONCE_RUN(x,f) RUN_ONCE(&(x), f) |
| 294 | |
| 295 | #include <sys/atomic.h> |
| 296 | |
| 297 | #define _PROP_ATOMIC_INC32(x) atomic_inc_32(x) |
| 298 | #define _PROP_ATOMIC_DEC32(x) atomic_dec_32(x) |
| 299 | #define _PROP_ATOMIC_INC32_NV(x, v) v = atomic_inc_32_nv(x) |
| 300 | #define _PROP_ATOMIC_DEC32_NV(x, v) v = atomic_dec_32_nv(x) |
| 301 | |
| 302 | #elif defined(_STANDALONE) |
| 303 | |
| 304 | /* |
| 305 | * proplib in a standalone environment... |
| 306 | */ |
| 307 | |
| 308 | #include <lib/libsa/stand.h> |
| 309 | |
| 310 | void * _prop_standalone_calloc(size_t); |
| 311 | void * _prop_standalone_realloc(void *, size_t); |
| 312 | |
| 313 | #define _PROP_ASSERT(x) /* nothing */ |
| 314 | |
| 315 | #define _PROP_MALLOC(s, t) alloc((s)) |
| 316 | #define _PROP_CALLOC(s, t) _prop_standalone_calloc((s)) |
| 317 | #define _PROP_REALLOC(v, s, t) _prop_standalone_realloc((v), (s)) |
| 318 | #define _PROP_FREE(v, t) dealloc((v), 0) /* XXX */ |
| 319 | |
| 320 | #define _PROP_POOL_GET(p) alloc((p)) |
| 321 | #define _PROP_POOL_PUT(p, v) dealloc((v), (p)) |
| 322 | |
| 323 | #define _PROP_POOL_INIT(p, s, d) static const size_t p = s; |
| 324 | |
| 325 | #define _PROP_MALLOC_DEFINE(t, s, l) /* nothing */ |
| 326 | |
| 327 | #define _PROP_MUTEX_DECL_STATIC(x) /* nothing */ |
| 328 | #define _PROP_MUTEX_INIT(x) /* nothing */ |
| 329 | #define _PROP_MUTEX_LOCK(x) /* nothing */ |
| 330 | #define _PROP_MUTEX_UNLOCK(x) /* nothing */ |
| 331 | |
| 332 | #define _PROP_RWLOCK_DECL(x) /* nothing */ |
| 333 | #define _PROP_RWLOCK_INIT(x) /* nothing */ |
| 334 | #define _PROP_RWLOCK_RDLOCK(x) /* nothing */ |
| 335 | #define _PROP_RWLOCK_WRLOCK(x) /* nothing */ |
| 336 | #define _PROP_RWLOCK_UNLOCK(x) /* nothing */ |
| 337 | #define _PROP_RWLOCK_DESTROY(x) /* nothing */ |
| 338 | |
| 339 | #define _PROP_ONCE_DECL(x) _PROP_NOTHREAD_ONCE_DECL(x) |
| 340 | #define _PROP_ONCE_RUN(x,f) _PROP_NOTHREAD_ONCE_RUN(x,f) |
| 341 | |
| 342 | #define _PROP_ATOMIC_INC32(x) ++*(x) |
| 343 | #define _PROP_ATOMIC_DEC32(x) --*(x) |
| 344 | #define _PROP_ATOMIC_INC32_NV(x, v) v = ++*(x) |
| 345 | #define _PROP_ATOMIC_DEC32_NV(x, v) v = --*(x) |
| 346 | |
| 347 | #else |
| 348 | |
| 349 | /* |
| 350 | * proplib in user space... |
| 351 | */ |
| 352 | |
| 353 | #include <assert.h> |
| 354 | #include <string.h> |
| 355 | #include <stdio.h> |
| 356 | #include <stdlib.h> |
| 357 | #include <stddef.h> |
| 358 | |
| 359 | #define _PROP_ASSERT(x) /*LINTED*/assert(x) |
| 360 | |
| 361 | #define _PROP_MALLOC(s, t) malloc((s)) |
| 362 | #define _PROP_CALLOC(s, t) calloc(1, (s)) |
| 363 | #define _PROP_REALLOC(v, s, t) realloc((v), (s)) |
| 364 | #define _PROP_FREE(v, t) free((v)) |
| 365 | |
| 366 | #define _PROP_POOL_GET(p) malloc((p)) |
| 367 | #define _PROP_POOL_PUT(p, v) free((v)) |
| 368 | |
| 369 | #define _PROP_POOL_INIT(p, s, d) static const size_t p = s; |
| 370 | |
| 371 | #define _PROP_MALLOC_DEFINE(t, s, l) /* nothing */ |
| 372 | |
| 373 | #if defined(__NetBSD__) && defined(_LIBPROP) |
| 374 | /* |
| 375 | * Use the same mechanism as libc; we get pthread mutexes for threaded |
| 376 | * programs and do-nothing stubs for non-threaded programs. |
| 377 | */ |
| 378 | #include <sys/atomic.h> |
| 379 | #include "reentrant.h" |
| 380 | #define _PROP_MUTEX_DECL_STATIC(x) static mutex_t x; |
| 381 | #define _PROP_MUTEX_INIT(x) mutex_init(&(x), NULL) |
| 382 | #define _PROP_MUTEX_LOCK(x) mutex_lock(&(x)) |
| 383 | #define _PROP_MUTEX_UNLOCK(x) mutex_unlock(&(x)) |
| 384 | |
| 385 | #define _PROP_RWLOCK_DECL(x) rwlock_t x ; |
| 386 | #define _PROP_RWLOCK_INIT(x) rwlock_init(&(x), NULL) |
| 387 | #define _PROP_RWLOCK_RDLOCK(x) rwlock_rdlock(&(x)) |
| 388 | #define _PROP_RWLOCK_WRLOCK(x) rwlock_wrlock(&(x)) |
| 389 | #define _PROP_RWLOCK_UNLOCK(x) rwlock_unlock(&(x)) |
| 390 | #define _PROP_RWLOCK_DESTROY(x) rwlock_destroy(&(x)) |
| 391 | |
| 392 | #define _PROP_ONCE_DECL(x) \ |
| 393 | static pthread_once_t x = PTHREAD_ONCE_INIT; |
| 394 | #define _PROP_ONCE_RUN(x,f) thr_once(&(x), (void(*)(void))f); |
| 395 | |
| 396 | #define _PROP_ATOMIC_INC32(x) atomic_inc_32(x) |
| 397 | #define _PROP_ATOMIC_DEC32(x) atomic_dec_32(x) |
| 398 | #define _PROP_ATOMIC_INC32_NV(x, v) v = atomic_inc_32_nv(x) |
| 399 | #define _PROP_ATOMIC_DEC32_NV(x, v) v = atomic_dec_32_nv(x) |
| 400 | |
| 401 | #elif defined(HAVE_NBTOOL_CONFIG_H) |
| 402 | /* |
| 403 | * None of NetBSD's build tools are multi-threaded. |
| 404 | */ |
| 405 | #define _PROP_MUTEX_DECL_STATIC(x) /* nothing */ |
| 406 | #define _PROP_MUTEX_INIT(x) /* nothing */ |
| 407 | #define _PROP_MUTEX_LOCK(x) /* nothing */ |
| 408 | #define _PROP_MUTEX_UNLOCK(x) /* nothing */ |
| 409 | |
| 410 | #define _PROP_RWLOCK_DECL(x) /* nothing */ |
| 411 | #define _PROP_RWLOCK_INIT(x) /* nothing */ |
| 412 | #define _PROP_RWLOCK_RDLOCK(x) /* nothing */ |
| 413 | #define _PROP_RWLOCK_WRLOCK(x) /* nothing */ |
| 414 | #define _PROP_RWLOCK_UNLOCK(x) /* nothing */ |
| 415 | #define _PROP_RWLOCK_DESTROY(x) /* nothing */ |
| 416 | |
| 417 | #define _PROP_ONCE_DECL(x) _PROP_NOTHREAD_ONCE_DECL(x) |
| 418 | #define _PROP_ONCE_RUN(x,f) _PROP_NOTHREAD_ONCE_RUN(x,f) |
| 419 | |
| 420 | #define _PROP_ATOMIC_INC32(x) ++*(x) |
| 421 | #define _PROP_ATOMIC_DEC32(x) --*(x) |
| 422 | #define _PROP_ATOMIC_INC32_NV(x, v) v = ++*(x) |
| 423 | #define _PROP_ATOMIC_DEC32_NV(x, v) v = --*(x) |
| 424 | |
| 425 | #else |
| 426 | /* |
| 427 | * Use pthread mutexes everywhere else. |
| 428 | */ |
| 429 | #include <pthread.h> |
| 430 | #define _PROP_MUTEX_DECL_STATIC(x) static pthread_mutex_t x; |
| 431 | #define _PROP_MUTEX_INIT(x) pthread_mutex_init(&(x), NULL) |
| 432 | #define _PROP_MUTEX_LOCK(x) pthread_mutex_lock(&(x)) |
| 433 | #define _PROP_MUTEX_UNLOCK(x) pthread_mutex_unlock(&(x)) |
| 434 | |
| 435 | #define _PROP_RWLOCK_DECL(x) pthread_rwlock_t x ; |
| 436 | #define _PROP_RWLOCK_INIT(x) pthread_rwlock_init(&(x), NULL) |
| 437 | #define _PROP_RWLOCK_RDLOCK(x) pthread_rwlock_rdlock(&(x)) |
| 438 | #define _PROP_RWLOCK_WRLOCK(x) pthread_rwlock_wrlock(&(x)) |
| 439 | #define _PROP_RWLOCK_UNLOCK(x) pthread_rwlock_unlock(&(x)) |
| 440 | #define _PROP_RWLOCK_DESTROY(x) pthread_rwlock_destroy(&(x)) |
| 441 | |
| 442 | #define _PROP_ONCE_DECL(x) \ |
| 443 | static pthread_once_t x = PTHREAD_ONCE_INIT; |
| 444 | #define _PROP_ONCE_RUN(x,f) pthread_once(&(x),(void(*)(void))f) |
| 445 | |
| 446 | #define _PROP_NEED_REFCNT_MTX |
| 447 | |
| 448 | #define _PROP_ATOMIC_INC32(x) \ |
| 449 | do { \ |
| 450 | pthread_mutex_lock(&_prop_refcnt_mtx); \ |
| 451 | (*(x))++; \ |
| 452 | pthread_mutex_unlock(&_prop_refcnt_mtx); \ |
| 453 | } while (/*CONSTCOND*/0) |
| 454 | |
| 455 | #define _PROP_ATOMIC_DEC32(x) \ |
| 456 | do { \ |
| 457 | pthread_mutex_lock(&_prop_refcnt_mtx); \ |
| 458 | (*(x))--; \ |
| 459 | pthread_mutex_unlock(&_prop_refcnt_mtx); \ |
| 460 | } while (/*CONSTCOND*/0) |
| 461 | |
| 462 | #define _PROP_ATOMIC_INC32_NV(x, v) \ |
| 463 | do { \ |
| 464 | pthread_mutex_lock(&_prop_refcnt_mtx); \ |
| 465 | v = ++(*(x)); \ |
| 466 | pthread_mutex_unlock(&_prop_refcnt_mtx); \ |
| 467 | } while (/*CONSTCOND*/0) |
| 468 | |
| 469 | #define _PROP_ATOMIC_DEC32_NV(x, v) \ |
| 470 | do { \ |
| 471 | pthread_mutex_lock(&_prop_refcnt_mtx); \ |
| 472 | v = --(*(x)); \ |
| 473 | pthread_mutex_unlock(&_prop_refcnt_mtx); \ |
| 474 | } while (/*CONSTCOND*/0) |
| 475 | |
| 476 | #endif |
| 477 | #endif /* _KERNEL */ |
| 478 | |
| 479 | /* |
| 480 | * Language features. |
| 481 | */ |
| 482 | #if defined(__NetBSD__) |
| 483 | #include <sys/cdefs.h> |
| 484 | #define _PROP_ARG_UNUSED __unused |
| 485 | #else |
| 486 | #define _PROP_ARG_UNUSED /* delete */ |
| 487 | #endif /* __NetBSD__ */ |
| 488 | |
| 489 | #endif /* _PROPLIB_PROP_OBJECT_IMPL_H_ */ |
| 490 | |