1 /*
2 * Copyright (c) 2003-2005 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * 3. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34 #include "der_locl.h"
35
36 int
der_heim_oid_cmp(const heim_oid * p,const heim_oid * q)37 der_heim_oid_cmp(const heim_oid *p, const heim_oid *q)
38 {
39 if (p->length != q->length)
40 return p->length - q->length;
41 return memcmp(p->components,
42 q->components,
43 p->length * sizeof(*p->components));
44 }
45
46 int
der_heim_octet_string_cmp(const heim_octet_string * p,const heim_octet_string * q)47 der_heim_octet_string_cmp(const heim_octet_string *p,
48 const heim_octet_string *q)
49 {
50 if (p->length != q->length)
51 return p->length - q->length;
52 return memcmp(p->data, q->data, p->length);
53 }
54
55 int
der_printable_string_cmp(const heim_printable_string * p,const heim_printable_string * q)56 der_printable_string_cmp(const heim_printable_string *p,
57 const heim_printable_string *q)
58 {
59 return der_heim_octet_string_cmp(p, q);
60 }
61
62 int
der_ia5_string_cmp(const heim_ia5_string * p,const heim_ia5_string * q)63 der_ia5_string_cmp(const heim_ia5_string *p,
64 const heim_ia5_string *q)
65 {
66 return der_heim_octet_string_cmp(p, q);
67 }
68
69 int
der_heim_bit_string_cmp(const heim_bit_string * p,const heim_bit_string * q)70 der_heim_bit_string_cmp(const heim_bit_string *p,
71 const heim_bit_string *q)
72 {
73 int i, r1, r2;
74 if (p->length != q->length)
75 return p->length - q->length;
76 i = memcmp(p->data, q->data, p->length / 8);
77 if (i)
78 return i;
79 if ((p->length % 8) == 0)
80 return 0;
81 i = (p->length / 8);
82 r1 = ((unsigned char *)p->data)[i];
83 r2 = ((unsigned char *)q->data)[i];
84 i = 8 - (p->length % 8);
85 r1 = r1 >> i;
86 r2 = r2 >> i;
87 return r1 - r2;
88 }
89
90 int
der_heim_integer_cmp(const heim_integer * p,const heim_integer * q)91 der_heim_integer_cmp(const heim_integer *p,
92 const heim_integer *q)
93 {
94 if (p->negative != q->negative)
95 return q->negative - p->negative;
96 if (p->length != q->length)
97 return p->length - q->length;
98 return memcmp(p->data, q->data, p->length);
99 }
100
101 int
der_heim_bmp_string_cmp(const heim_bmp_string * p,const heim_bmp_string * q)102 der_heim_bmp_string_cmp(const heim_bmp_string *p, const heim_bmp_string *q)
103 {
104 if (p->length != q->length)
105 return p->length - q->length;
106 return memcmp(p->data, q->data, q->length * sizeof(q->data[0]));
107 }
108
109 int
der_heim_universal_string_cmp(const heim_universal_string * p,const heim_universal_string * q)110 der_heim_universal_string_cmp(const heim_universal_string *p,
111 const heim_universal_string *q)
112 {
113 if (p->length != q->length)
114 return p->length - q->length;
115 return memcmp(p->data, q->data, q->length * sizeof(q->data[0]));
116 }
117