libsystem_asl.tproj/include/asl_object.h

   1 #ifndef __ASL_OBJECT_H__
   2 #define __ASL_OBJECT_H__
   3
   4 /*
   5  * Copyright (c) 2007-2012 Apple Inc.  All rights reserved.
   6  *
   7  * @APPLE_LICENSE_HEADER_START@
   8  *
   9  * This file contains Original Code and/or Modifications of Original Code
  10  * as defined in and that are subject to the Apple Public Source License
  11  * Version 2.0 (the 'License'). You may not use this file except in
  12  * compliance with the License. Please obtain a copy of the License at
  13  * http://www.opensource.apple.com/apsl/ and read it before using this
  14  * file.
  15  *
  16  * The Original Code and all software distributed under the License are
  17  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  18  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  19  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  20  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  21  * Please see the License for the specific language governing rights and
  22  * limitations under the License.
  23  *
  24  * @APPLE_LICENSE_HEADER_END@
  25  */
  26
  27 #include <stdlib.h>
  28 #include <stdint.h>
  29
  30 /* generic object pointer */
  31 typedef struct _asl_object_s
  32 {
  33         uint32_t asl_type;      //ASL OBJECT HEADER
  34         int32_t refcount;       //ASL OBJECT HEADER
  35         char asl_data[];
  36 } asl_object_private_t;
  37
  38 #define ASL_OBJECT_HEADER_SIZE 8
  39
  40 typedef struct asl_jump_table_s
  41 {
  42         asl_object_private_t * (*alloc)(uint32_t type);
  43         void (*dealloc)(asl_object_private_t *obj);
  44         int (*set_key_val_op)(asl_object_private_t *obj, const char *key, const char *val, uint16_t op);
  45         void (*unset_key)(asl_object_private_t *obj, const char *key);
  46         int (*get_val_op_for_key)(asl_object_private_t *obj, const char *key, const char **val, uint16_t *op);
  47         int (*get_key_val_op_at_index)(asl_object_private_t *obj, size_t n, const char **key, const char **val, uint16_t *op);
  48         size_t (*count)(asl_object_private_t *obj);
  49         asl_object_private_t *(*next)(asl_object_private_t *obj);
  50         asl_object_private_t *(*prev)(asl_object_private_t *obj);
  51         asl_object_private_t *(*get_object_at_index)(asl_object_private_t *obj, size_t n);
  52         void (*set_iteration_index)(asl_object_private_t *obj, size_t n);
  53         void (*remove_object_at_index)(asl_object_private_t *obj, size_t n);
  54         void (*append)(asl_object_private_t *obj, asl_object_private_t *newobj);
  55         void (*prepend)(asl_object_private_t *obj, asl_object_private_t *newobj);
  56         asl_object_private_t *(*search)(asl_object_private_t *obj, asl_object_private_t *query);
  57         asl_object_private_t *(*match)(asl_object_private_t *obj, asl_object_private_t *querylist, size_t *last, size_t start, size_t count, uint32_t duration, int32_t dir);
  58 } asl_jump_table_t;
  59
  60 __BEGIN_DECLS
  61
  62 int asl_object_set_key_val_op(asl_object_private_t *obj, const char *key, const char *val, uint16_t op);
  63 void asl_object_unset_key(asl_object_private_t *obj, const char *key);
  64 int asl_object_get_key_value_op(asl_object_private_t *obj, const char *key, const char **val, uint16_t *op);
  65 size_t asl_object_count(asl_object_private_t *obj);
  66 asl_object_private_t *asl_object_next(asl_object_private_t *obj);
  67 asl_object_private_t *asl_object_prev(asl_object_private_t *obj);
  68 asl_object_private_t *asl_object_get_object_at_index(asl_object_private_t *obj, size_t n);
  69 void asl_object_set_iteration_index(asl_object_private_t *obj, size_t n);
  70 void asl_object_remove_object_at_index(asl_object_private_t *obj, size_t n);
  71 void asl_object_append(asl_object_private_t *obj, asl_object_private_t *newobj);
  72 void asl_object_prepend(asl_object_private_t *obj, asl_object_private_t *newobj);
  73 asl_object_private_t *asl_object_search(asl_object_private_t *obj, asl_object_private_t *query);
  74 asl_object_private_t *asl_object_match(asl_object_private_t *obj, asl_object_private_t *querylist, size_t *last, size_t start, size_t count, uint32_t duration, int32_t dir);
  75
  76 __END_DECLS
  77
  78 #endif /* __ASL_OBJECT_H__ */