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
36typedef void (*heim_type_init)(void *);
37typedef heim_object_t (*heim_type_copy)(void *);
38typedef int (*heim_type_cmp)(void *, void *);
39typedef unsigned long (*heim_type_hash)(void *);
40
41typedef struct heim_type_data *heim_type_t;
42
43enum {
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_DATA = 133,
58    HEIM_TID_ERROR = 134,
59    HEIM_TID_USER = 255
60
61};
62
63struct 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
73heim_type_t _heim_get_isa(heim_object_t);
74
75heim_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
83heim_object_t
84_heim_alloc_object(heim_type_t type, size_t size);
85
86heim_tid_t
87_heim_type_get_tid(heim_type_t type);
88
89/* tagged tid */
90extern struct heim_type_data _heim_null_object;
91extern struct heim_type_data _heim_bool_object;
92extern struct heim_type_data _heim_number_object;
93extern struct heim_type_data _heim_string_object;
94
95#ifdef __APPLE__
96#define __heim_string_constant(x) ((heim_object_t)CFSTR(x))
97#endif
98