diff options
Diffstat (limited to 'crypto/heimdal/lib/asn1/check-common.c')
| -rw-r--r-- | crypto/heimdal/lib/asn1/check-common.c | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/crypto/heimdal/lib/asn1/check-common.c b/crypto/heimdal/lib/asn1/check-common.c new file mode 100644 index 0000000..20a41ad --- /dev/null +++ b/crypto/heimdal/lib/asn1/check-common.c @@ -0,0 +1,125 @@ +/* + * Copyright (c) 1999 - 2003 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include <stdio.h> +#include <string.h> +#include <err.h> +#include <roken.h> + +#include "check-common.h" + +RCSID("$Id: check-common.c,v 1.1 2003/01/23 10:21:36 lha Exp $"); + +static void +print_bytes (unsigned const char *buf, size_t len) +{ + int i; + + for (i = 0; i < len; ++i) + printf ("%02x ", buf[i]); +} + +int +generic_test (const struct test_case *tests, + unsigned ntests, + size_t data_size, + int (*encode)(unsigned char *, size_t, void *, size_t *), + int (*length)(void *), + int (*decode)(unsigned char *, size_t, void *, size_t *), + int (*cmp)(void *a, void *b)) +{ + unsigned char buf[4711]; + int i; + int failures = 0; + void *val = malloc (data_size); + + if (data_size != 0 && val == NULL) + err (1, "malloc"); + + for (i = 0; i < ntests; ++i) { + int ret; + size_t sz, consumed_sz, length_sz; + unsigned char *beg; + + ret = (*encode) (buf + sizeof(buf) - 1, sizeof(buf), + tests[i].val, &sz); + beg = buf + sizeof(buf) - sz; + if (ret != 0) { + printf ("encoding of %s failed\n", tests[i].name); + ++failures; + } + if (sz != tests[i].byte_len) { + printf ("encoding of %s has wrong len (%lu != %lu)\n", + tests[i].name, + (unsigned long)sz, (unsigned long)tests[i].byte_len); + ++failures; + } + + length_sz = (*length) (tests[i].val); + if (sz != length_sz) { + printf ("length for %s is bad (%lu != %lu)\n", + tests[i].name, (unsigned long)length_sz, (unsigned long)sz); + ++failures; + } + + if (memcmp (beg, tests[i].bytes, tests[i].byte_len) != 0) { + printf ("encoding of %s has bad bytes:\n" + "correct: ", tests[i].name); + print_bytes (tests[i].bytes, tests[i].byte_len); + printf ("\nactual: "); + print_bytes (beg, sz); + printf ("\n"); + ++failures; + } + ret = (*decode) (beg, sz, val, &consumed_sz); + if (ret != 0) { + printf ("decoding of %s failed\n", tests[i].name); + ++failures; + } + if (sz != consumed_sz) { + printf ("different length decoding %s (%ld != %ld)\n", + tests[i].name, + (unsigned long)sz, (unsigned long)consumed_sz); + ++failures; + } + if ((*cmp)(val, tests[i].val) != 0) { + printf ("%s: comparison failed\n", tests[i].name); + ++failures; + } + } + free (val); + return failures; +} |
