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Diffstat (limited to '')
-rw-r--r-- | lib/util/regress/strsig/strsig_test.c | 319 |
1 files changed, 319 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..30aaa2d --- /dev/null +++ b/lib/util/regress/strsig/strsig_test.c @@ -0,0 +1,319 @@ +/* + * 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 <unistd.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 ch, errors = 0, ntests = 0; + + initprogname(argc > 0 ? argv[0] : "strsig_test"); + + while ((ch = getopt(argc, argv, "v")) != -1) { + switch (ch) { + case 'v': + /* ignore */ + break; + default: + fprintf(stderr, "usage: %s [-v]\n", getprogname()); + return EXIT_FAILURE; + } + } + argc -= optind; + argv += optind; + + 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); + } + + return errors; +} |