base/heimbasepriv.h

   1 /*
   2  * Copyright (c) 2010 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Portions Copyright (c) 2010 Apple Inc. All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  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  * 3. Neither the name of the Institute nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 typedef void (*heim_type_init)(void *);
  37 typedef heim_object_t (*heim_type_copy)(void *);
  38 typedef int (*heim_type_cmp)(void *, void *);
  39 typedef unsigned long (*heim_type_hash)(void *);
  40
  41 typedef struct heim_type_data *heim_type_t;
  42
  43 enum {
  44     HEIM_TID_NUMBER = 0,
  45     HEIM_TID_NULL = 1,
  46     HEIM_TID_BOOL = 2,
  47     HEIM_TID_TAGGED_UNUSED2 = 3,
  48     HEIM_TID_TAGGED_UNUSED3 = 4,
  49     HEIM_TID_TAGGED_UNUSED4 = 5,
  50     HEIM_TID_TAGGED_UNUSED5 = 6,
  51     HEIM_TID_TAGGED_UNUSED6 = 7,
  52     HEIM_TID_MEMORY = 128,
  53     HEIM_TID_ARRAY = 129,
  54     HEIM_TID_DICT = 130,
  55     HEIM_TID_STRING = 131,
  56     HEIM_TID_AUTORELEASE = 132,
  57     HEIM_TID_ERROR = 133,
  58     HEIM_TID_DATA = 134,
  59     HEIM_TID_USER = 255
  60
  61 };
  62
  63 struct heim_type_data {
  64     heim_tid_t tid;
  65     const char *name;
  66     heim_type_init init;
  67     heim_type_dealloc dealloc;
  68     heim_type_copy copy;
  69     heim_type_cmp cmp;
  70     heim_type_hash hash;
  71 };
  72
  73 heim_type_t _heim_get_isa(heim_object_t);
  74
  75 heim_type_t
  76 _heim_create_type(const char *name,
  77                   heim_type_init init,
  78                   heim_type_dealloc dealloc,
  79                   heim_type_copy copy,
  80                   heim_type_cmp cmp,
  81                   heim_type_hash hash);
  82
  83 heim_object_t
  84 _heim_alloc_object(heim_type_t type, size_t size);
  85
  86 heim_tid_t
  87 _heim_type_get_tid(heim_type_t type);
  88
  89 void
  90 _heim_make_permanent(heim_object_t ptr);
  91
  92 /* tagged tid */
  93 extern struct heim_type_data _heim_null_object;
  94 extern struct heim_type_data _heim_bool_object;
  95 extern struct heim_type_data _heim_number_object;
  96 extern struct heim_type_data _heim_string_object;