xref: /netbsd-src/crypto/external/bsd/heimdal/dist/lib/asn1/check-common.h (revision afab4e300d3a9fb07dd8c80daf53d0feb3345706)
1 /*	$NetBSD: check-common.h,v 1.3 2023/06/19 21:41:42 christos Exp $	*/
2 
3 /*
4  * Copyright (c) 1999 - 2005 Kungliga Tekniska Högskolan
5  * (Royal Institute of Technology, Stockholm, Sweden).
6  * All rights reserved.
7  *
8  * Portions Copyright (c) 2009 Apple Inc. All rights reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  *
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  *
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  *
21  * 3. Neither the name of the Institute nor the names of its contributors
22  *    may be used to endorse or promote products derived from this software
23  *    without specific prior written permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
29  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35  * SUCH DAMAGE.
36  */
37 
38 #define IF_OPT_COMPARE(ac,bc,e) \
39 	if (((ac)->e == NULL && (bc)->e != NULL) || (((ac)->e != NULL && (bc)->e == NULL))) return 1; \
40         if ((ac)->e)
41 #define COMPARE_OPT_STRING(ac,bc,e) \
42 	do { if (strcmp(*(ac)->e, *(bc)->e) != 0) return 1; } while(0)
43 #define COMPARE_OPT_OCTET_STRING(ac,bc,e) \
44 	do { if ((ac)->e->length != (bc)->e->length || memcmp((ac)->e->data, (bc)->e->data, (ac)->e->length) != 0) return 1; } while(0)
45 #define COMPARE_STRING(ac,bc,e) \
46 	do { if (strcmp((ac)->e, (bc)->e) != 0) return 1; } while(0)
47 #define COMPARE_INTEGER(ac,bc,e) \
48 	do { if ((ac)->e != (bc)->e) return 1; } while(0)
49 #define COMPARE_OPT_INTEGER(ac,bc,e) \
50 	do { if (*(ac)->e != *(bc)->e) return 1; } while(0)
51 #define COMPARE_MEM(ac,bc,e,len) \
52 	do { if (memcmp((ac)->e, (bc)->e,len) != 0) return 1; } while(0)
53 #define COMPARE_OCTET_STRING(ac,bc,e) \
54 	do { if ((ac)->e.length != (bc)->e.length || memcmp((ac)->e.data, (bc)->e.data, (ac)->e.length) != 0) return 1; } while(0)
55 
56 struct test_case {
57     void *val;
58     ssize_t byte_len;
59     const char *bytes;
60     char *name;
61 };
62 
63 typedef int (ASN1CALL *generic_encode)(unsigned char *, size_t, void *, size_t *);
64 typedef size_t (ASN1CALL *generic_length)(void *);
65 typedef int (ASN1CALL *generic_decode)(unsigned char *, size_t, void *, size_t *);
66 typedef void (ASN1CALL *generic_free)(void *);
67 typedef int (ASN1CALL *generic_copy)(const void *, void *);
68 
69 int
70 generic_test (const struct test_case *,
71 	      unsigned,
72 	      size_t,
73               generic_encode,
74               generic_length,
75               generic_decode,
76               generic_free,
77 	      int (*)(void *a, void *b),
78               generic_copy);
79 
80 int
81 generic_decode_fail(const struct test_case *tests,
82 		    unsigned ntests,
83 		    size_t data_size,
84 		    int (ASN1CALL *decode)(unsigned char *, size_t, void *, size_t *));
85 
86 
87 struct map_page;
88 
89 enum map_type { OVERRUN, UNDERRUN };
90 
91 struct map_page;
92 
93 void *	map_alloc(enum map_type, const void *, size_t, struct map_page **);
94 void	map_free(struct map_page *, const char *, const char *);
95