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-rw-r--r--lib/util/regress/strsig/strsig_test.c306
1 files changed, 306 insertions, 0 deletions
diff --git a/lib/util/regress/strsig/strsig_test.c b/lib/util/regress/strsig/strsig_test.c
new file mode 100644
index 0000000..573dc1d
--- /dev/null
+++ b/lib/util/regress/strsig/strsig_test.c
@@ -0,0 +1,306 @@
+/*
+ * SPDX-License-Identifier: ISC
+ *
+ * Copyright (c) 2019-2020 Todd C. Miller <Todd.Miller@sudo.ws>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <config.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <string.h>
+
+#include "sudo_compat.h"
+#include "sudo_util.h"
+#include "sudo_fatal.h"
+
+sudo_dso_public int main(int argc, char *argv[]);
+
+/*
+ * Note: we do not test SIGUNUSED as it may not appear in sys_sigabbrev[]
+ * on Linux. FreeBSD is missing SIGLWP (aka SIGTHR) in sys_signame[].
+ */
+static struct signal_data {
+ int rval;
+ int signo;
+ const char *sigstr;
+ const char *altstr;
+} signal_data[] = {
+#ifdef SIGHUP
+ { 0, SIGHUP, "HUP", NULL },
+#endif
+#ifdef SIGINT
+ { 0, SIGINT, "INT", NULL },
+#endif
+#ifdef SIGQUIT
+ { 0, SIGQUIT, "QUIT", NULL },
+#endif
+#ifdef SIGILL
+ { 0, SIGILL, "ILL", NULL },
+#endif
+#ifdef SIGTRAP
+ { 0, SIGTRAP, "TRAP", NULL },
+#endif
+#ifdef SIGABRT
+ { 0, SIGABRT, "ABRT", "IOT" },
+#endif
+#ifdef SIGIOT
+ { 0, SIGIOT, "IOT", "ABRT" },
+#endif
+#ifdef SIGEMT
+ { 0, SIGEMT, "EMT", NULL },
+#endif
+#ifdef SIGFPE
+ { 0, SIGFPE, "FPE", NULL },
+#endif
+#ifdef SIGKILL
+ { 0, SIGKILL, "KILL", NULL },
+#endif
+#ifdef SIGBUS
+ { 0, SIGBUS, "BUS", NULL },
+#endif
+#ifdef SIGSEGV
+ { 0, SIGSEGV, "SEGV", NULL },
+#endif
+#ifdef SIGSYS
+ { 0, SIGSYS, "SYS", NULL },
+#endif
+#ifdef SIGPIPE
+ { 0, SIGPIPE, "PIPE", NULL },
+#endif
+#ifdef SIGALRM
+ { 0, SIGALRM, "ALRM", NULL },
+#endif
+#ifdef SIGTERM
+ { 0, SIGTERM, "TERM", NULL },
+#endif
+#ifdef SIGSTKFLT
+ { 0, SIGSTKFLT, "STKFLT", NULL },
+#endif
+#ifdef SIGIO
+ { 0, SIGIO, "IO", "POLL"},
+#endif
+#ifdef SIGXCPU
+ { 0, SIGXCPU, "XCPU", NULL },
+#endif
+#ifdef SIGXFSZ
+ { 0, SIGXFSZ, "XFSZ", NULL },
+#endif
+#ifdef SIGVTALRM
+ { 0, SIGVTALRM, "VTALRM", NULL },
+#endif
+#ifdef SIGPROF
+ { 0, SIGPROF, "PROF", NULL },
+#endif
+#ifdef SIGWINCH
+ { 0, SIGWINCH, "WINCH", NULL },
+#endif
+#ifdef SIGLOST
+ { 0, SIGLOST, "LOST", NULL },
+#endif
+#ifdef SIGUSR1
+ { 0, SIGUSR1, "USR1", NULL },
+#endif
+#ifdef SIGUSR2
+ { 0, SIGUSR2, "USR2", NULL },
+#endif
+#ifdef SIGPWR
+ { 0, SIGPWR, "PWR", NULL },
+#endif
+#ifdef SIGPOLL
+ { 0, SIGPOLL, "POLL", "IO" },
+#endif
+#ifdef SIGSTOP
+ { 0, SIGSTOP, "STOP", NULL },
+#endif
+#ifdef SIGTSTP
+ { 0, SIGTSTP, "TSTP", NULL },
+#endif
+#ifdef SIGCONT
+ { 0, SIGCONT, "CONT", NULL },
+#endif
+#ifdef SIGCHLD
+ { 0, SIGCHLD, "CHLD", "CLD" },
+#endif
+#ifdef SIGCLD
+ { 0, SIGCLD, "CLD", "CHLD" },
+#endif
+#ifdef SIGTTIN
+ { 0, SIGTTIN, "TTIN", NULL },
+#endif
+#ifdef SIGTTOU
+ { 0, SIGTTOU, "TTOU", NULL },
+#endif
+#ifdef SIGINFO
+ { 0, SIGINFO, "INFO", NULL },
+#endif
+#ifdef SIGURG
+ { 0, SIGURG, "URG", NULL },
+#endif
+#ifdef SIGWAITING
+ { 0, SIGWAITING, "WAITING", NULL },
+#endif
+#if defined(SIGLWP) && !defined(__FreeBSD__)
+ { 0, SIGLWP, "LWP", NULL },
+#endif
+#ifdef SIGFREEZE
+ { 0, SIGFREEZE, "FREEZE", NULL },
+#endif
+#ifdef SIGTHAW
+ { 0, SIGTHAW, "THAW", NULL },
+#endif
+#ifdef SIGCANCEL
+ { 0, SIGCANCEL, "CANCEL", NULL },
+#endif
+#if defined(SIGRTMIN) && defined(SIGRTMAX)
+ { 0, -1, "RTMIN", NULL },
+ { 0, -1, "RTMIN+1", NULL },
+ { 0, -1, "RTMIN+2", NULL },
+ { 0, -1, "RTMIN+3", NULL },
+ { 0, -1, "RTMAX-3", NULL },
+ { 0, -1, "RTMAX-2", NULL },
+ { 0, -1, "RTMAX-1", NULL },
+ { 0, -1, "RTMAX", NULL },
+#endif
+ { -1, 1024, "QWERT", NULL }, /* invalid */
+ { -1, 0, NULL, NULL }
+};
+
+#ifndef HAVE_SIG2STR
+static int
+test_sig2str(int *ntests)
+{
+ struct signal_data *d;
+ int rval, errors = 0;
+ char sigstr[SIG2STR_MAX];
+
+ for (d = signal_data; d->signo != 0; d++) {
+ (*ntests)++;
+ rval = sudo_sig2str(d->signo, sigstr);
+ if (rval != d->rval) {
+ sudo_warnx_nodebug("FAIL: sig2str(SIG%s): %d != %d",
+ d->sigstr, rval, d->rval);
+ errors++;
+ continue;
+ }
+ if (rval != 0)
+ continue;
+ if (strcmp(sigstr, d->sigstr) != 0 &&
+ (d->altstr != NULL && strcmp(sigstr, d->altstr) != 0)) {
+ sudo_warnx_nodebug("FAIL: signal %d: %s != %s", d->signo,
+ sigstr, d->sigstr);
+ errors++;
+ continue;
+ }
+ }
+
+ return errors;
+}
+#else
+static int
+test_sig2str(int *ntests)
+{
+ return 0;
+}
+#endif /* HAVE_SIG2STR */
+
+#ifndef HAVE_STR2SIG
+static int
+test_str2sig(int *ntests)
+{
+ struct signal_data *d;
+ int rval, errors = 0;
+ int signo;
+
+ for (d = signal_data; d->sigstr != NULL; d++) {
+ (*ntests)++;
+ rval = sudo_str2sig(d->sigstr, &signo);
+ if (rval != d->rval) {
+ sudo_warnx_nodebug("FAIL: str2sig(SIG%s): %d != %d",
+ d->sigstr, rval, d->rval);
+ errors++;
+ continue;
+ }
+ if (rval != 0)
+ continue;
+ if (signo != d->signo) {
+ sudo_warnx_nodebug("FAIL: signal SIG%s: %d != %d", d->sigstr,
+ signo, d->signo);
+ errors++;
+ continue;
+ }
+ }
+
+ return errors;
+}
+#else
+static int
+test_str2sig(int *ntests)
+{
+ return 0;
+}
+#endif /* HAVE_STR2SIG */
+
+#if defined(SIGRTMIN) && defined(SIGRTMAX)
+static
+void init_sigrt(void)
+{
+ int i;
+
+ /* Initialize real-time signal values. */
+ for (i = 0; signal_data[i].signo != -1; i++)
+ continue;
+ signal_data[i++].signo = SIGRTMIN;
+ signal_data[i++].signo = SIGRTMIN + 1;
+ signal_data[i++].signo = SIGRTMIN + 2;
+ signal_data[i++].signo = SIGRTMIN + 3;
+ signal_data[i++].signo = SIGRTMAX - 3;
+ signal_data[i++].signo = SIGRTMAX - 2;
+ signal_data[i++].signo = SIGRTMAX - 1;
+ signal_data[i++].signo = SIGRTMAX;
+
+}
+#else
+static
+void init_sigrt(void)
+{
+ /* No real-time signals. */
+ return;
+}
+#endif
+
+/*
+ * Simple tests for sig2str() and str2sig().
+ */
+int
+main(int argc, char *argv[])
+{
+ int errors = 0;
+ int ntests = 0;
+
+ initprogname(argc > 0 ? argv[0] : "strsig_test");
+
+ init_sigrt();
+ errors += test_sig2str(&ntests);
+ errors += test_str2sig(&ntests);
+
+ if (ntests != 0) {
+ printf("%s: %d tests run, %d errors, %d%% success rate\n",
+ getprogname(), ntests, errors, (ntests - errors) * 100 / ntests);
+ }
+
+ exit(errors);
+}
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