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-rw-r--r--src/regress/lib/libc/strlcat/Makefile5
-rw-r--r--src/regress/lib/libc/strlcat/strlcattest.c174
2 files changed, 0 insertions, 179 deletions
diff --git a/src/regress/lib/libc/strlcat/Makefile b/src/regress/lib/libc/strlcat/Makefile
deleted file mode 100644
index 858cb22696..0000000000
--- a/src/regress/lib/libc/strlcat/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
1# $OpenBSD: Makefile,v 1.1 2014/12/02 17:48:34 millert Exp $
2
3PROG= strlcattest
4
5.include <bsd.regress.mk>
diff --git a/src/regress/lib/libc/strlcat/strlcattest.c b/src/regress/lib/libc/strlcat/strlcattest.c
deleted file mode 100644
index 86896ff987..0000000000
--- a/src/regress/lib/libc/strlcat/strlcattest.c
+++ /dev/null
@@ -1,174 +0,0 @@
1/* $OpenBSD: strlcattest.c,v 1.3 2019/01/25 00:19:26 millert Exp $ */
2
3/*
4 * Copyright (c) 2014 Todd C. Miller <millert@openbsd.org>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19#include <sys/types.h>
20
21#include <stdio.h>
22#include <stdlib.h>
23#include <string.h>
24#include <setjmp.h>
25#include <signal.h>
26#include <unistd.h>
27
28volatile sig_atomic_t got_signal;
29sigjmp_buf jmpenv;
30
31void
32handler(int signo)
33{
34 got_signal = signo;
35 siglongjmp(jmpenv, 1);
36}
37
38int
39main(int argc, char *argv[])
40{
41 char *buf, *cp, *ep;
42 struct sigaction sa;
43 size_t len, bufsize;
44 int failures = 0;
45
46 /* Enable malloc security options. */
47 setenv("MALLOC_OPTIONS", "S", 0);
48
49 bufsize = getpagesize(); /* trigger guard pages easily */
50 buf = malloc(bufsize);
51 if (buf == NULL) {
52 fprintf(stderr, "unable to allocate memory\n");
53 return 1;
54 }
55 memset(buf, 'z', bufsize);
56 ep = buf + bufsize;
57
58 /* Test appending to an unterminated string. */
59 len = strlcat(buf, "abcd", bufsize);
60 if (len != 4 + bufsize) {
61 fprintf(stderr,
62 "strlcat: failed unterminated buffer test (1a)\n");
63 failures++;
64 }
65 /* Make sure we only wrote where expected. */
66 for (cp = buf; cp < ep; cp++) {
67 if (*cp != 'z') {
68 fprintf(stderr,
69 "strlcat: failed unterminated buffer test (1b)\n");
70 failures++;
71 break;
72 }
73 }
74
75 /* Test appending to a full string. */
76 ep[-1] = '\0';
77 len = strlcat(buf, "abcd", bufsize);
78 if (len != 4 + bufsize - 1) {
79 fprintf(stderr, "strlcat: failed full buffer test (2a)\n");
80 failures++;
81 }
82 /* Make sure we only wrote where expected. */
83 for (cp = buf; cp < ep - 1; cp++) {
84 if (*cp != 'z') {
85 fprintf(stderr,
86 "strlcat: failed full buffer test (2b)\n");
87 failures++;
88 break;
89 }
90 }
91
92 /* Test appending to an empty string. */
93 ep[-1] = 'z';
94 buf[0] = '\0';
95 len = strlcat(buf, "abcd", bufsize);
96 if (len != 4) {
97 fprintf(stderr, "strlcat: failed empty buffer test (3a)\n");
98 failures++;
99 }
100 /* Make sure we only wrote where expected. */
101 if (memcmp(buf, "abcd", sizeof("abcd")) != 0) {
102 fprintf(stderr, "strlcat: failed empty buffer test (3b)\n");
103 failures++;
104 }
105 for (cp = buf + len + 1; cp < ep; cp++) {
106 if (*cp != 'z') {
107 fprintf(stderr,
108 "strlcat: failed empty buffer test (3c)\n");
109 failures++;
110 break;
111 }
112 }
113
114 /* Test appending to a NUL-terminated string. */
115 memcpy(buf, "abcd", sizeof("abcd"));
116 len = strlcat(buf, "efgh", bufsize);
117 if (len != 8) {
118 fprintf(stderr, "strlcat: failed empty buffer test (4a)\n");
119 failures++;
120 }
121 /* Make sure we only wrote where expected. */
122 if (memcmp(buf, "abcdefgh", sizeof("abcdefgh")) != 0) {
123 fprintf(stderr, "strlcat: failed empty buffer test (4b)\n");
124 failures++;
125 }
126 for (cp = buf + len + 1; cp < ep; cp++) {
127 if (*cp != 'z') {
128 fprintf(stderr,
129 "strlcat: failed empty buffer test (4c)\n");
130 failures++;
131 break;
132 }
133 }
134
135 /*
136 * The following tests should result in SIGSEGV, however some
137 * systems may erroneously report SIGBUS.
138 * These tests assume that strlcat() is signal-safe.
139 */
140 memset(&sa, 0, sizeof(sa));
141 sigemptyset(&sa.sa_mask);
142 sa.sa_handler = handler;
143 sigaction(SIGSEGV, &sa, NULL);
144 sigaction(SIGBUS, &sa, NULL);
145
146 /* Test copying to a NULL buffer with non-zero size. */
147 got_signal = 0;
148 if (sigsetjmp(jmpenv, 1) == 0) {
149 len = strlcat(NULL, "abcd", sizeof(buf));
150 fprintf(stderr, "strlcat: failed NULL dst test (5a), "
151 "expected signal %d, got len %zu\n", SIGSEGV, len);
152 failures++;
153 } else if (got_signal != SIGSEGV) {
154 fprintf(stderr, "strlcat: failed NULL dst test (5b), "
155 "expected signal %d, got %d\n", SIGSEGV, got_signal);
156 failures++;
157 }
158
159 /* Test copying from a NULL src. */
160 memcpy(buf, "abcd", sizeof("abcd"));
161 got_signal = 0;
162 if (sigsetjmp(jmpenv, 1) == 0) {
163 len = strlcat(buf, NULL, sizeof(buf));
164 fprintf(stderr, "strlcat: failed NULL src test (6a), "
165 "expected signal %d, got len %zu\n", SIGSEGV, len);
166 failures++;
167 } else if (got_signal != SIGSEGV) {
168 fprintf(stderr, "strlcat: failed NULL src test (6b), "
169 "expected signal %d, got %d\n", SIGSEGV, got_signal);
170 failures++;
171 }
172
173 return failures;
174}
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