| 1 | /*
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| 2 |  * Copyright (c) 2010 Kungliga Tekniska Högskolan
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| 3 |  * (Royal Institute of Technology, Stockholm, Sweden).
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| 4 |  * All rights reserved.
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| 5 |  *
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| 6 |  * Portions Copyright (c) 2010 Apple Inc. All rights reserved.
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| 7 |  *
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| 8 |  * Redistribution and use in source and binary forms, with or without
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| 9 |  * modification, are permitted provided that the following conditions
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| 10 |  * are met:
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| 11 |  *
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| 12 |  * 1. Redistributions of source code must retain the above copyright
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| 13 |  *    notice, this list of conditions and the following disclaimer.
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| 14 |  *
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| 15 |  * 2. Redistributions in binary form must reproduce the above copyright
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| 16 |  *    notice, this list of conditions and the following disclaimer in the
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| 17 |  *    documentation and/or other materials provided with the distribution.
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| 18 |  *
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| 19 |  * 3. Neither the name of the Institute nor the names of its contributors
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| 20 |  *    may be used to endorse or promote products derived from this software
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| 21 |  *    without specific prior written permission.
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| 22 |  *
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| 23 |  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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| 24 |  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 25 |  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 26 |  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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| 27 |  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 28 |  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 29 |  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 30 |  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 31 |  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 32 |  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 33 |  * SUCH DAMAGE.
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| 34 |  */
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| 35 | 
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| 36 | typedef void (*heim_type_init)(void *);
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| 37 | typedef heim_object_t (*heim_type_copy)(void *);
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| 38 | typedef int (*heim_type_cmp)(void *, void *);
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| 39 | typedef unsigned long (*heim_type_hash)(void *);
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| 40 | 
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| 41 | typedef struct heim_type_data *heim_type_t;
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| 42 | 
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| 43 | enum {
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| 44 |     HEIM_TID_NUMBER = 0,
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| 45 |     HEIM_TID_NULL = 1,
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| 46 |     HEIM_TID_BOOL = 2,
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| 47 |     HEIM_TID_TAGGED_UNUSED2 = 3,
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| 48 |     HEIM_TID_TAGGED_UNUSED3 = 4,
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| 49 |     HEIM_TID_TAGGED_UNUSED4 = 5,
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| 50 |     HEIM_TID_TAGGED_UNUSED5 = 6,
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| 51 |     HEIM_TID_TAGGED_UNUSED6 = 7,
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| 52 |     HEIM_TID_MEMORY = 128,
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| 53 |     HEIM_TID_ARRAY = 129,
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| 54 |     HEIM_TID_DICT = 130,
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| 55 |     HEIM_TID_STRING = 131,
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| 56 |     HEIM_TID_AUTORELEASE = 132,
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| 57 |     HEIM_TID_USER = 255
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| 58 | 
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| 59 | };
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| 60 | 
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| 61 | struct heim_type_data {
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| 62 |     heim_tid_t tid;
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| 63 |     const char *name;
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| 64 |     heim_type_init init;
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| 65 |     heim_type_dealloc dealloc;
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| 66 |     heim_type_copy copy;
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| 67 |     heim_type_cmp cmp;
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| 68 |     heim_type_hash hash;
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| 69 | };
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| 70 | 
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| 71 | heim_type_t _heim_get_isa(heim_object_t);
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| 72 | 
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| 73 | heim_type_t
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| 74 | _heim_create_type(const char *name,
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| 75 |                   heim_type_init init,
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| 76 |                   heim_type_dealloc dealloc,
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| 77 |                   heim_type_copy copy,
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| 78 |                   heim_type_cmp cmp,
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| 79 |                   heim_type_hash hash);
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| 80 | 
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| 81 | heim_object_t
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| 82 | _heim_alloc_object(heim_type_t type, size_t size);
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| 83 | 
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| 84 | heim_tid_t
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| 85 | _heim_type_get_tid(heim_type_t type);
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| 86 | 
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| 87 | /* tagged tid */
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| 88 | extern struct heim_type_data _heim_null_object;
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| 89 | extern struct heim_type_data _heim_bool_object;
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| 90 | extern struct heim_type_data _heim_number_object;
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| 91 | extern struct heim_type_data _heim_string_object;
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