1*ae771770SStanislav Sedov /*
2*ae771770SStanislav Sedov * Copyright (c) 2010 Kungliga Tekniska Högskolan
3*ae771770SStanislav Sedov * (Royal Institute of Technology, Stockholm, Sweden).
4*ae771770SStanislav Sedov * All rights reserved.
5*ae771770SStanislav Sedov *
6*ae771770SStanislav Sedov * Portions Copyright (c) 2010 Apple Inc. All rights reserved.
7*ae771770SStanislav Sedov *
8*ae771770SStanislav Sedov * Redistribution and use in source and binary forms, with or without
9*ae771770SStanislav Sedov * modification, are permitted provided that the following conditions
10*ae771770SStanislav Sedov * are met:
11*ae771770SStanislav Sedov *
12*ae771770SStanislav Sedov * 1. Redistributions of source code must retain the above copyright
13*ae771770SStanislav Sedov * notice, this list of conditions and the following disclaimer.
14*ae771770SStanislav Sedov *
15*ae771770SStanislav Sedov * 2. Redistributions in binary form must reproduce the above copyright
16*ae771770SStanislav Sedov * notice, this list of conditions and the following disclaimer in the
17*ae771770SStanislav Sedov * documentation and/or other materials provided with the distribution.
18*ae771770SStanislav Sedov *
19*ae771770SStanislav Sedov * 3. Neither the name of the Institute nor the names of its contributors
20*ae771770SStanislav Sedov * may be used to endorse or promote products derived from this software
21*ae771770SStanislav Sedov * without specific prior written permission.
22*ae771770SStanislav Sedov *
23*ae771770SStanislav Sedov * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24*ae771770SStanislav Sedov * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25*ae771770SStanislav Sedov * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26*ae771770SStanislav Sedov * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27*ae771770SStanislav Sedov * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28*ae771770SStanislav Sedov * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29*ae771770SStanislav Sedov * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30*ae771770SStanislav Sedov * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31*ae771770SStanislav Sedov * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32*ae771770SStanislav Sedov * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33*ae771770SStanislav Sedov * SUCH DAMAGE.
34*ae771770SStanislav Sedov */
35*ae771770SStanislav Sedov
36*ae771770SStanislav Sedov #include "baselocl.h"
37*ae771770SStanislav Sedov
38*ae771770SStanislav Sedov static void
number_dealloc(void * ptr)39*ae771770SStanislav Sedov number_dealloc(void *ptr)
40*ae771770SStanislav Sedov {
41*ae771770SStanislav Sedov }
42*ae771770SStanislav Sedov
43*ae771770SStanislav Sedov static int
number_cmp(void * a,void * b)44*ae771770SStanislav Sedov number_cmp(void *a, void *b)
45*ae771770SStanislav Sedov {
46*ae771770SStanislav Sedov int na, nb;
47*ae771770SStanislav Sedov
48*ae771770SStanislav Sedov if (heim_base_is_tagged_object(a))
49*ae771770SStanislav Sedov na = heim_base_tagged_object_value(a);
50*ae771770SStanislav Sedov else
51*ae771770SStanislav Sedov na = *(int *)a;
52*ae771770SStanislav Sedov
53*ae771770SStanislav Sedov if (heim_base_is_tagged_object(b))
54*ae771770SStanislav Sedov nb = heim_base_tagged_object_value(b);
55*ae771770SStanislav Sedov else
56*ae771770SStanislav Sedov nb = *(int *)b;
57*ae771770SStanislav Sedov
58*ae771770SStanislav Sedov return na - nb;
59*ae771770SStanislav Sedov }
60*ae771770SStanislav Sedov
61*ae771770SStanislav Sedov static unsigned long
number_hash(void * ptr)62*ae771770SStanislav Sedov number_hash(void *ptr)
63*ae771770SStanislav Sedov {
64*ae771770SStanislav Sedov if (heim_base_is_tagged_object(ptr))
65*ae771770SStanislav Sedov return heim_base_tagged_object_value(ptr);
66*ae771770SStanislav Sedov return (unsigned long)*(int *)ptr;
67*ae771770SStanislav Sedov }
68*ae771770SStanislav Sedov
69*ae771770SStanislav Sedov struct heim_type_data _heim_number_object = {
70*ae771770SStanislav Sedov HEIM_TID_NUMBER,
71*ae771770SStanislav Sedov "number-object",
72*ae771770SStanislav Sedov NULL,
73*ae771770SStanislav Sedov number_dealloc,
74*ae771770SStanislav Sedov NULL,
75*ae771770SStanislav Sedov number_cmp,
76*ae771770SStanislav Sedov number_hash
77*ae771770SStanislav Sedov };
78*ae771770SStanislav Sedov
79*ae771770SStanislav Sedov /**
80*ae771770SStanislav Sedov * Create a number object
81*ae771770SStanislav Sedov *
82*ae771770SStanislav Sedov * @param the number to contain in the object
83*ae771770SStanislav Sedov *
84*ae771770SStanislav Sedov * @return a number object
85*ae771770SStanislav Sedov */
86*ae771770SStanislav Sedov
87*ae771770SStanislav Sedov heim_number_t
heim_number_create(int number)88*ae771770SStanislav Sedov heim_number_create(int number)
89*ae771770SStanislav Sedov {
90*ae771770SStanislav Sedov heim_number_t n;
91*ae771770SStanislav Sedov
92*ae771770SStanislav Sedov if (number < 0xffffff && number >= 0)
93*ae771770SStanislav Sedov return heim_base_make_tagged_object(number, HEIM_TID_NUMBER);
94*ae771770SStanislav Sedov
95*ae771770SStanislav Sedov n = _heim_alloc_object(&_heim_number_object, sizeof(int));
96*ae771770SStanislav Sedov if (n)
97*ae771770SStanislav Sedov *((int *)n) = number;
98*ae771770SStanislav Sedov return n;
99*ae771770SStanislav Sedov }
100*ae771770SStanislav Sedov
101*ae771770SStanislav Sedov /**
102*ae771770SStanislav Sedov * Return the type ID of number objects
103*ae771770SStanislav Sedov *
104*ae771770SStanislav Sedov * @return type id of number objects
105*ae771770SStanislav Sedov */
106*ae771770SStanislav Sedov
107*ae771770SStanislav Sedov heim_tid_t
heim_number_get_type_id(void)108*ae771770SStanislav Sedov heim_number_get_type_id(void)
109*ae771770SStanislav Sedov {
110*ae771770SStanislav Sedov return HEIM_TID_NUMBER;
111*ae771770SStanislav Sedov }
112*ae771770SStanislav Sedov
113*ae771770SStanislav Sedov /**
114*ae771770SStanislav Sedov * Get the int value of the content
115*ae771770SStanislav Sedov *
116*ae771770SStanislav Sedov * @param number the number object to get the value from
117*ae771770SStanislav Sedov *
118*ae771770SStanislav Sedov * @return an int
119*ae771770SStanislav Sedov */
120*ae771770SStanislav Sedov
121*ae771770SStanislav Sedov int
heim_number_get_int(heim_number_t number)122*ae771770SStanislav Sedov heim_number_get_int(heim_number_t number)
123*ae771770SStanislav Sedov {
124*ae771770SStanislav Sedov if (heim_base_is_tagged_object(number))
125*ae771770SStanislav Sedov return heim_base_tagged_object_value(number);
126*ae771770SStanislav Sedov return *(int *)number;
127*ae771770SStanislav Sedov }
128