xref: /netbsd/tests/h_macros.h (revision e3d8df71)
1 /* $NetBSD: h_macros.h,v 1.13 2016/08/20 15:49:08 christos Exp $ */
2 
3 /*-
4  * Copyright (c) 2008, 2009 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #ifndef SRC_TESTS_H_MACROS_H_
30 #define SRC_TESTS_H_MACROS_H_
31 
32 #include <sys/types.h>
33 #include <errno.h>
34 #include <stdarg.h>
35 #include <stdio.h>
36 #include <stdlib.h>
37 #include <string.h>
38 
39 #include <atf-c.h>
40 
41 #define REQUIRE_LIBC(x, v) \
42 	ATF_REQUIRE_MSG((x) != (v), "%s: %s", #x, strerror(errno))
43 
44 #define CHECK_LIBC(x, v) \
45 	ATF_CHECK_MSG((x) != (v), "%s: %s", #x, strerror(errno))
46 
47 #define RL(x) REQUIRE_LIBC(x, -1)
48 #define RLF(x, fmt, arg) \
49 	ATF_CHECK_MSG((x) != -1, "%s [" fmt "]: %s", #x, arg, strerror(errno))
50 #define RZ(x)								\
51 do {									\
52 	int RZ_rv = x;							\
53 	ATF_REQUIRE_MSG(RZ_rv == 0, "%s: %s", #x, strerror(RZ_rv));	\
54 } while (/*CONSTCOND*/0)
55 
56 __dead static __inline __printflike(1, 2) void
atf_tc_fail_errno(const char * fmt,...)57 atf_tc_fail_errno(const char *fmt, ...)
58 {
59 	va_list ap;
60 	char buf[1024];
61 	int sverrno = errno;
62 
63 	va_start(ap, fmt);
64 	vsnprintf(buf, sizeof(buf), fmt, ap);
65 	va_end(ap);
66 
67 	strlcat(buf, ": ", sizeof(buf));
68 	strlcat(buf, strerror(sverrno), sizeof(buf));
69 
70 	atf_tc_fail("%s", buf);
71 }
72 
73 static __inline void
tests_makegarbage(void * space,size_t len)74 tests_makegarbage(void *space, size_t len)
75 {
76 	uint16_t *sb = space;
77 	uint16_t randval;
78 
79 	while (len >= sizeof(randval)) {
80 		*sb++ = (uint16_t)random();
81 		len -= sizeof(*sb);
82 	}
83 	randval = (uint16_t)random();
84 	memcpy(sb, &randval, len);
85 }
86 
87 #endif
88