mirror of
git://anongit.mindrot.org/openssh.git
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596 lines
13 KiB
C
596 lines
13 KiB
C
/* $OpenBSD: test_helper.c,v 1.13 2021/12/14 21:25:27 deraadt Exp $ */
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/*
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* Copyright (c) 2011 Damien Miller <djm@mindrot.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/* Utility functions/framework for regress tests */
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#include "includes.h"
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#include <sys/types.h>
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#include <sys/uio.h>
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#include <stdarg.h>
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#include <fcntl.h>
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#include <stdio.h>
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#ifdef HAVE_STDINT_H
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# include <stdint.h>
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#endif
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include <unistd.h>
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#include <signal.h>
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#ifdef WITH_OPENSSL
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#include <openssl/bn.h>
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#include <openssl/err.h>
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#endif
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#if defined(HAVE_STRNVIS) && defined(HAVE_VIS_H) && !defined(BROKEN_STRNVIS)
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# include <vis.h>
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#endif
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#define MINIMUM(a, b) (((a) < (b)) ? (a) : (b))
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#include "entropy.h"
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#include "test_helper.h"
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#include "atomicio.h"
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#define TEST_CHECK_INT(r, pred) do { \
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switch (pred) { \
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case TEST_EQ: \
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if (r == 0) \
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return; \
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break; \
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case TEST_NE: \
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if (r != 0) \
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return; \
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break; \
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case TEST_LT: \
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if (r < 0) \
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return; \
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break; \
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case TEST_LE: \
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if (r <= 0) \
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return; \
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break; \
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case TEST_GT: \
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if (r > 0) \
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return; \
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break; \
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case TEST_GE: \
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if (r >= 0) \
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return; \
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break; \
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default: \
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abort(); \
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} \
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} while (0)
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#define TEST_CHECK(x1, x2, pred) do { \
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switch (pred) { \
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case TEST_EQ: \
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if (x1 == x2) \
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return; \
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break; \
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case TEST_NE: \
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if (x1 != x2) \
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return; \
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break; \
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case TEST_LT: \
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if (x1 < x2) \
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return; \
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break; \
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case TEST_LE: \
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if (x1 <= x2) \
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return; \
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break; \
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case TEST_GT: \
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if (x1 > x2) \
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return; \
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break; \
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case TEST_GE: \
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if (x1 >= x2) \
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return; \
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break; \
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default: \
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abort(); \
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} \
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} while (0)
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extern char *__progname;
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static int verbose_mode = 0;
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static int quiet_mode = 0;
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static char *active_test_name = NULL;
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static u_int test_number = 0;
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static test_onerror_func_t *test_onerror = NULL;
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static void *onerror_ctx = NULL;
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static const char *data_dir = NULL;
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static char subtest_info[512];
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static int fast = 0;
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static int slow = 0;
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int
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main(int argc, char **argv)
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{
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int ch;
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seed_rng();
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#ifdef WITH_OPENSSL
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ERR_load_crypto_strings();
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#endif
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/* Handle systems without __progname */
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if (__progname == NULL) {
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__progname = strrchr(argv[0], '/');
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if (__progname == NULL || __progname[1] == '\0')
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__progname = argv[0];
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else
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__progname++;
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if ((__progname = strdup(__progname)) == NULL) {
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fprintf(stderr, "strdup failed\n");
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exit(1);
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}
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}
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while ((ch = getopt(argc, argv, "Ffvqd:")) != -1) {
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switch (ch) {
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case 'F':
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slow = 1;
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break;
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case 'f':
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fast = 1;
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break;
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case 'd':
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data_dir = optarg;
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break;
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case 'q':
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verbose_mode = 0;
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quiet_mode = 1;
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break;
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case 'v':
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verbose_mode = 1;
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quiet_mode = 0;
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break;
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default:
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fprintf(stderr, "Unrecognised command line option\n");
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fprintf(stderr, "Usage: %s [-v]\n", __progname);
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exit(1);
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}
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}
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setvbuf(stdout, NULL, _IONBF, 0);
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if (!quiet_mode)
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printf("%s: ", __progname);
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if (verbose_mode)
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printf("\n");
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tests();
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if (!quiet_mode)
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printf(" %u tests ok\n", test_number);
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return 0;
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}
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int
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test_is_verbose(void)
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{
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return verbose_mode;
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}
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int
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test_is_quiet(void)
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{
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return quiet_mode;
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}
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int
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test_is_fast(void)
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{
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return fast;
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}
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int
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test_is_slow(void)
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{
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return slow;
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}
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const char *
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test_data_file(const char *name)
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{
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static char ret[PATH_MAX];
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if (data_dir != NULL)
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snprintf(ret, sizeof(ret), "%s/%s", data_dir, name);
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else
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strlcpy(ret, name, sizeof(ret));
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if (access(ret, F_OK) != 0) {
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fprintf(stderr, "Cannot access data file %s: %s\n",
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ret, strerror(errno));
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exit(1);
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}
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return ret;
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}
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void
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test_info(char *s, size_t len)
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{
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snprintf(s, len, "In test %u: \"%s\"%s%s\n", test_number,
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active_test_name == NULL ? "<none>" : active_test_name,
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*subtest_info != '\0' ? " - " : "", subtest_info);
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}
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static void
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siginfo(int unused __attribute__((__unused__)))
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{
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char buf[256];
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test_info(buf, sizeof(buf));
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atomicio(vwrite, STDERR_FILENO, buf, strlen(buf));
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}
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void
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test_start(const char *n)
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{
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assert(active_test_name == NULL);
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assert((active_test_name = strdup(n)) != NULL);
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*subtest_info = '\0';
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if (verbose_mode)
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printf("test %u - \"%s\": ", test_number, active_test_name);
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test_number++;
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#ifdef SIGINFO
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signal(SIGINFO, siginfo);
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#endif
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signal(SIGUSR1, siginfo);
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}
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void
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set_onerror_func(test_onerror_func_t *f, void *ctx)
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{
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test_onerror = f;
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onerror_ctx = ctx;
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}
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void
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test_done(void)
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{
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*subtest_info = '\0';
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assert(active_test_name != NULL);
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free(active_test_name);
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active_test_name = NULL;
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if (verbose_mode)
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printf("OK\n");
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else if (!quiet_mode) {
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printf(".");
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fflush(stdout);
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}
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}
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void
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test_subtest_info(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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vsnprintf(subtest_info, sizeof(subtest_info), fmt, ap);
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va_end(ap);
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}
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void
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ssl_err_check(const char *file, int line)
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{
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#ifdef WITH_OPENSSL
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long openssl_error = ERR_get_error();
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if (openssl_error == 0)
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return;
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fprintf(stderr, "\n%s:%d: uncaught OpenSSL error: %s",
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file, line, ERR_error_string(openssl_error, NULL));
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#else /* WITH_OPENSSL */
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fprintf(stderr, "\n%s:%d: uncaught OpenSSL error ",
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file, line);
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#endif /* WITH_OPENSSL */
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abort();
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}
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static const char *
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pred_name(enum test_predicate p)
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{
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switch (p) {
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case TEST_EQ:
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return "EQ";
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case TEST_NE:
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return "NE";
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case TEST_LT:
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return "LT";
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case TEST_LE:
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return "LE";
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case TEST_GT:
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return "GT";
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case TEST_GE:
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return "GE";
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default:
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return "UNKNOWN";
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}
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}
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static void
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test_die(void)
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{
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if (test_onerror != NULL)
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test_onerror(onerror_ctx);
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abort();
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}
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static void
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test_header(const char *file, int line, const char *a1, const char *a2,
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const char *name, enum test_predicate pred)
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{
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fprintf(stderr, "\n%s:%d test #%u \"%s\"%s%s\n",
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file, line, test_number, active_test_name,
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*subtest_info != '\0' ? " - " : "", subtest_info);
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fprintf(stderr, "ASSERT_%s_%s(%s%s%s) failed:\n",
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name, pred_name(pred), a1,
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a2 != NULL ? ", " : "", a2 != NULL ? a2 : "");
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}
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#ifdef WITH_OPENSSL
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void
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assert_bignum(const char *file, int line, const char *a1, const char *a2,
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const BIGNUM *aa1, const BIGNUM *aa2, enum test_predicate pred)
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{
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int r = BN_cmp(aa1, aa2);
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TEST_CHECK_INT(r, pred);
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test_header(file, line, a1, a2, "BIGNUM", pred);
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fprintf(stderr, "%12s = 0x%s\n", a1, BN_bn2hex(aa1));
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fprintf(stderr, "%12s = 0x%s\n", a2, BN_bn2hex(aa2));
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test_die();
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}
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#endif
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void
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assert_string(const char *file, int line, const char *a1, const char *a2,
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const char *aa1, const char *aa2, enum test_predicate pred)
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{
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int r;
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/* Verify pointers are not NULL */
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assert_ptr(file, line, a1, "NULL", aa1, NULL, TEST_NE);
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assert_ptr(file, line, a2, "NULL", aa2, NULL, TEST_NE);
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r = strcmp(aa1, aa2);
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TEST_CHECK_INT(r, pred);
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test_header(file, line, a1, a2, "STRING", pred);
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fprintf(stderr, "%12s = %s (len %zu)\n", a1, aa1, strlen(aa1));
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fprintf(stderr, "%12s = %s (len %zu)\n", a2, aa2, strlen(aa2));
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test_die();
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}
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static char *
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tohex(const void *_s, size_t l)
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{
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u_int8_t *s = (u_int8_t *)_s;
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size_t i, j;
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const char *hex = "0123456789abcdef";
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char *r = malloc((l * 2) + 1);
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assert(r != NULL);
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for (i = j = 0; i < l; i++) {
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r[j++] = hex[(s[i] >> 4) & 0xf];
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r[j++] = hex[s[i] & 0xf];
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}
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r[j] = '\0';
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return r;
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}
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void
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assert_mem(const char *file, int line, const char *a1, const char *a2,
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const void *aa1, const void *aa2, size_t l, enum test_predicate pred)
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{
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int r;
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char *aa1_tohex = NULL;
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char *aa2_tohex = NULL;
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if (l == 0)
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return;
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/* If length is >0, then verify pointers are not NULL */
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assert_ptr(file, line, a1, "NULL", aa1, NULL, TEST_NE);
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assert_ptr(file, line, a2, "NULL", aa2, NULL, TEST_NE);
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r = memcmp(aa1, aa2, l);
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TEST_CHECK_INT(r, pred);
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test_header(file, line, a1, a2, "STRING", pred);
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aa1_tohex = tohex(aa1, MINIMUM(l, 256));
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aa2_tohex = tohex(aa2, MINIMUM(l, 256));
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fprintf(stderr, "%12s = %s (len %zu)\n", a1, aa1_tohex, l);
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fprintf(stderr, "%12s = %s (len %zu)\n", a2, aa2_tohex, l);
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free(aa1_tohex);
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free(aa2_tohex);
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test_die();
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}
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static int
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memvalcmp(const u_int8_t *s, u_char v, size_t l, size_t *where)
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{
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size_t i;
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for (i = 0; i < l; i++) {
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if (s[i] != v) {
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*where = i;
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return 1;
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}
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}
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return 0;
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}
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void
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assert_mem_filled(const char *file, int line, const char *a1,
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const void *aa1, u_char v, size_t l, enum test_predicate pred)
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{
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size_t where = -1;
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int r;
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char tmp[64];
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char *aa1_tohex = NULL;
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if (l == 0)
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return;
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/* If length is >0, then verify the pointer is not NULL */
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assert_ptr(file, line, a1, "NULL", aa1, NULL, TEST_NE);
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r = memvalcmp(aa1, v, l, &where);
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TEST_CHECK_INT(r, pred);
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test_header(file, line, a1, NULL, "MEM_ZERO", pred);
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aa1_tohex = tohex(aa1, MINIMUM(l, 20));
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fprintf(stderr, "%20s = %s%s (len %zu)\n", a1,
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aa1_tohex, l > 20 ? "..." : "", l);
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free(aa1_tohex);
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snprintf(tmp, sizeof(tmp), "(%s)[%zu]", a1, where);
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fprintf(stderr, "%20s = 0x%02x (expected 0x%02x)\n", tmp,
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((u_char *)aa1)[where], v);
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test_die();
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}
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void
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assert_int(const char *file, int line, const char *a1, const char *a2,
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int aa1, int aa2, enum test_predicate pred)
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{
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TEST_CHECK(aa1, aa2, pred);
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test_header(file, line, a1, a2, "INT", pred);
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fprintf(stderr, "%12s = %d\n", a1, aa1);
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fprintf(stderr, "%12s = %d\n", a2, aa2);
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test_die();
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}
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void
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assert_size_t(const char *file, int line, const char *a1, const char *a2,
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size_t aa1, size_t aa2, enum test_predicate pred)
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{
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TEST_CHECK(aa1, aa2, pred);
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test_header(file, line, a1, a2, "SIZE_T", pred);
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fprintf(stderr, "%12s = %zu\n", a1, aa1);
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fprintf(stderr, "%12s = %zu\n", a2, aa2);
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test_die();
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}
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void
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assert_u_int(const char *file, int line, const char *a1, const char *a2,
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u_int aa1, u_int aa2, enum test_predicate pred)
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{
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TEST_CHECK(aa1, aa2, pred);
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test_header(file, line, a1, a2, "U_INT", pred);
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fprintf(stderr, "%12s = %u / 0x%x\n", a1, aa1, aa1);
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fprintf(stderr, "%12s = %u / 0x%x\n", a2, aa2, aa2);
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test_die();
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}
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void
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assert_long(const char *file, int line, const char *a1, const char *a2,
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long aa1, long aa2, enum test_predicate pred)
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{
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TEST_CHECK(aa1, aa2, pred);
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test_header(file, line, a1, a2, "LONG", pred);
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fprintf(stderr, "%12s = %ld / 0x%lx\n", a1, aa1, aa1);
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fprintf(stderr, "%12s = %ld / 0x%lx\n", a2, aa2, aa2);
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test_die();
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}
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void
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assert_long_long(const char *file, int line, const char *a1, const char *a2,
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long long aa1, long long aa2, enum test_predicate pred)
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{
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TEST_CHECK(aa1, aa2, pred);
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test_header(file, line, a1, a2, "LONG LONG", pred);
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fprintf(stderr, "%12s = %lld / 0x%llx\n", a1, aa1, aa1);
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fprintf(stderr, "%12s = %lld / 0x%llx\n", a2, aa2, aa2);
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test_die();
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}
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void
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assert_char(const char *file, int line, const char *a1, const char *a2,
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char aa1, char aa2, enum test_predicate pred)
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{
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char buf[8];
|
|
|
|
TEST_CHECK(aa1, aa2, pred);
|
|
test_header(file, line, a1, a2, "CHAR", pred);
|
|
fprintf(stderr, "%12s = '%s' / 0x02%x\n", a1,
|
|
vis(buf, aa1, VIS_SAFE|VIS_NL|VIS_TAB|VIS_OCTAL, 0), aa1);
|
|
fprintf(stderr, "%12s = '%s' / 0x02%x\n", a1,
|
|
vis(buf, aa2, VIS_SAFE|VIS_NL|VIS_TAB|VIS_OCTAL, 0), aa2);
|
|
test_die();
|
|
}
|
|
|
|
void
|
|
assert_u8(const char *file, int line, const char *a1, const char *a2,
|
|
u_int8_t aa1, u_int8_t aa2, enum test_predicate pred)
|
|
{
|
|
TEST_CHECK(aa1, aa2, pred);
|
|
test_header(file, line, a1, a2, "U8", pred);
|
|
fprintf(stderr, "%12s = 0x%02x %u\n", a1, aa1, aa1);
|
|
fprintf(stderr, "%12s = 0x%02x %u\n", a2, aa2, aa2);
|
|
test_die();
|
|
}
|
|
|
|
void
|
|
assert_u16(const char *file, int line, const char *a1, const char *a2,
|
|
u_int16_t aa1, u_int16_t aa2, enum test_predicate pred)
|
|
{
|
|
TEST_CHECK(aa1, aa2, pred);
|
|
test_header(file, line, a1, a2, "U16", pred);
|
|
fprintf(stderr, "%12s = 0x%04x %u\n", a1, aa1, aa1);
|
|
fprintf(stderr, "%12s = 0x%04x %u\n", a2, aa2, aa2);
|
|
test_die();
|
|
}
|
|
|
|
void
|
|
assert_u32(const char *file, int line, const char *a1, const char *a2,
|
|
u_int32_t aa1, u_int32_t aa2, enum test_predicate pred)
|
|
{
|
|
TEST_CHECK(aa1, aa2, pred);
|
|
test_header(file, line, a1, a2, "U32", pred);
|
|
fprintf(stderr, "%12s = 0x%08x %u\n", a1, aa1, aa1);
|
|
fprintf(stderr, "%12s = 0x%08x %u\n", a2, aa2, aa2);
|
|
test_die();
|
|
}
|
|
|
|
void
|
|
assert_u64(const char *file, int line, const char *a1, const char *a2,
|
|
u_int64_t aa1, u_int64_t aa2, enum test_predicate pred)
|
|
{
|
|
TEST_CHECK(aa1, aa2, pred);
|
|
test_header(file, line, a1, a2, "U64", pred);
|
|
fprintf(stderr, "%12s = 0x%016llx %llu\n", a1,
|
|
(unsigned long long)aa1, (unsigned long long)aa1);
|
|
fprintf(stderr, "%12s = 0x%016llx %llu\n", a2,
|
|
(unsigned long long)aa2, (unsigned long long)aa2);
|
|
test_die();
|
|
}
|
|
|
|
void
|
|
assert_ptr(const char *file, int line, const char *a1, const char *a2,
|
|
const void *aa1, const void *aa2, enum test_predicate pred)
|
|
{
|
|
TEST_CHECK(aa1, aa2, pred);
|
|
test_header(file, line, a1, a2, "PTR", pred);
|
|
fprintf(stderr, "%12s = %p\n", a1, aa1);
|
|
fprintf(stderr, "%12s = %p\n", a2, aa2);
|
|
test_die();
|
|
}
|
|
|