2 * Copyright (c) 2010 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Portions Copyright (c) 2010 Apple Inc. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * 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.
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.
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
40 string_dealloc(void *ptr
)
45 string_cmp(void *a
, void *b
)
51 string_hash(void *ptr
)
61 struct heim_type_data _heim_string_object
= {
72 * Create a string object
74 * @param string the string to create, must be an utf8 string
76 * @return string object
80 heim_string_create(const char *string
)
82 return heim_string_create_with_bytes(string
, strlen(string
));
86 heim_string_create_with_bytes(const void *data
, size_t len
)
90 s
= _heim_alloc_object(&_heim_string_object
, len
+ 1);
93 ((char *)s
)[len
] = '\0';
99 * Return the type ID of string objects
101 * @return type id of string objects
105 heim_string_get_type_id(void)
107 return HEIM_TID_STRING
;
111 * Get the string value of the content.
113 * @param string the string object to get the value from
115 * @return a utf8 string
119 heim_string_get_utf8(heim_string_t string
)
121 return (const char *)string
;
129 init_string(void *ptr
)
131 heim_dict_t
*dict
= ptr
;
132 *dict
= heim_dict_create(101);
133 heim_assert(*dict
!= NULL
, "__heim_string_constant");
137 __heim_string_constant(const char *_str
)
139 static HEIMDAL_MUTEX mutex
= HEIMDAL_MUTEX_INITIALIZER
;
140 static heim_base_once_t once
;
141 static heim_dict_t dict
= NULL
;
144 heim_base_once_f(&once
, &dict
, init_string
);
145 s
= heim_string_create(_str
);
147 HEIMDAL_MUTEX_lock(&mutex
);
148 s2
= heim_dict_get_value(dict
, s
);
153 _heim_make_permanent(s
);
154 heim_dict_set_value(dict
, s
, s
);
156 HEIMDAL_MUTEX_unlock(&mutex
);