2023-09-03 18:11:42 -07:00

479 lines
15 KiB
C

/* $OpenBSD: asn1test.c,v 1.12 2022/11/26 16:08:56 tb Exp $ */
/*
* Copyright (c) 2014, 2016 Joel Sing <jsing@openbsd.org>
*
* 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 <err.h>
#include <stdlib.h>
#include <openssl/bio.h>
#include <openssl/err.h>
#include <openssl/ssl.h>
#include <openssl/tls1.h>
#include "ssl_local.h"
int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp);
SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
long length);
X509 *peer_cert;
unsigned char *peer_cert_pem =
"-----BEGIN CERTIFICATE-----\n"
"MIIBcTCCARugAwIBAgIJAPYhaZJAvUuUMA0GCSqGSIb3DQEBBQUAMBQxEjAQBgNV\n"
"BAoMCVRlc3QgUGVlcjAeFw0xNjEyMjYxNDQ3NDdaFw0yNjEyMjQxNDQ3NDdaMBQx\n"
"EjAQBgNVBAoMCVRlc3QgUGVlcjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQCyhAdJ\n"
"wojHv/uKONh8MbmR2U2+VF1HQusnLfSfHPqkJfvDzLWJ41TG7QcXkx2rIJVtAFrO\n"
"U9yNdFYJLA/hsrbjAgMBAAGjUDBOMB0GA1UdDgQWBBS3bZOw7fvaortdsdE2TPMq\n"
"IRXFRzAfBgNVHSMEGDAWgBS3bZOw7fvaortdsdE2TPMqIRXFRzAMBgNVHRMEBTAD\n"
"AQH/MA0GCSqGSIb3DQEBBQUAA0EAHsxNS+rNUZbopeDMhVIviOfUmelDjJrT56Rc\n"
"VJoFN3Gc1cV8nQAHm9aJs71uksC+MN04Pzh0WqmYX9XXrnYPcg==\n"
"-----END CERTIFICATE-----\n";
struct ssl_asn1_test {
SSL_SESSION session;
int peer_cert;
const unsigned char asn1[1024];
int asn1_len;
};
unsigned char tlsext_tick[] = {
0x43, 0x56, 0x45, 0x2d, 0x32, 0x30, 0x31, 0x34,
0x2d, 0x30, 0x31, 0x36, 0x30, 0x3a, 0x20, 0x37,
0x74, 0x68, 0x20, 0x41, 0x70, 0x72, 0x69, 0x6c,
0x20, 0x32, 0x30, 0x31, 0x34, 0x0a, 0x43, 0x56,
0x45, 0x2d, 0x32, 0x30, 0x31, 0x30, 0x2d, 0x35,
0x32, 0x39, 0x38, 0x3a, 0x20, 0x38, 0x74, 0x68,
0x20, 0x41, 0x70, 0x72, 0x69, 0x6c, 0x20, 0x32,
0x30, 0x31, 0x34, 0x0a, 0x43, 0x56, 0x45, 0x2d,
0x32, 0x30, 0x31, 0x34, 0x2d, 0x30, 0x31, 0x39,
0x38, 0x3a, 0x20, 0x32, 0x31, 0x73, 0x74, 0x20,
0x41, 0x70, 0x72, 0x69, 0x6c, 0x20, 0x32, 0x30,
0x31, 0x34, 0x0a, 0x43, 0x56, 0x45, 0x2d, 0x32,
0x30, 0x31, 0x34, 0x2d, 0x33, 0x34, 0x37, 0x30,
0x3a, 0x20, 0x33, 0x30, 0x74, 0x68, 0x20, 0x4d,
0x61, 0x79, 0x20, 0x32, 0x30, 0x31, 0x34, 0x0a,
0x43, 0x56, 0x45, 0x2d, 0x32, 0x30, 0x31, 0x34,
0x2d, 0x30, 0x31, 0x39, 0x35, 0x3a, 0x20, 0x35,
0x74, 0x68, 0x20, 0x4a, 0x75, 0x6e, 0x65, 0x20,
0x32, 0x30, 0x31, 0x34, 0x0a, 0x43, 0x56, 0x45,
0x2d, 0x32, 0x30, 0x31, 0x34, 0x2d, 0x30, 0x32,
0x32, 0x31, 0x3a, 0x20, 0x35, 0x74, 0x68, 0x20,
0x4a, 0x75, 0x6e, 0x65, 0x20, 0x32, 0x30, 0x31,
0x34, 0x0a, 0x43, 0x56, 0x45, 0x2d, 0x32, 0x30,
0x31, 0x34, 0x2d, 0x30, 0x32, 0x32, 0x34, 0x3a,
0x20, 0x35, 0x74, 0x68, 0x20, 0x4a, 0x75, 0x6e,
0x65, 0x20, 0x32, 0x30, 0x31, 0x34, 0x0a,
};
struct ssl_asn1_test ssl_asn1_tests[] = {
{
.session = {
.cipher_id = 0x03000000L | 1,
.ssl_version = TLS1_2_VERSION,
},
.asn1 = {
0x30, 0x13, 0x02, 0x01, 0x01, 0x02, 0x02, 0x03,
0x03, 0x04, 0x02, 0x00, 0x01, 0x04, 0x00, 0x04,
0x00, 0xa4, 0x02, 0x04, 0x00,
},
.asn1_len = 21,
},
{
.session = {
.cipher_id = 0x03000000L | 1,
.ssl_version = TLS1_2_VERSION,
.master_key_length = 26,
.session_id = "0123456789",
.session_id_length = 10,
.sid_ctx = "abcdefghijklmnopqrstuvwxyz",
.sid_ctx_length = 26,
},
.asn1 = {
0x30, 0x51, 0x02, 0x01, 0x01, 0x02, 0x02, 0x03,
0x03, 0x04, 0x02, 0x00, 0x01, 0x04, 0x0a, 0x30,
0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38,
0x39, 0x04, 0x1a, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0xa4, 0x1c, 0x04,
0x1a, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
0x78, 0x79, 0x7a,
},
.asn1_len = 83,
},
{
.session = {
.cipher_id = 0x03000000L | 1,
.ssl_version = TLS1_2_VERSION,
.master_key_length = 26,
.session_id = "0123456789",
.session_id_length = 10,
.sid_ctx = "abcdefghijklmnopqrstuvwxyz",
.sid_ctx_length = 26,
.time = 1405266069,
.timeout = 5,
.verify_result = 42,
.tlsext_hostname = "libressl.openbsd.org",
.tlsext_tick_lifetime_hint = 0x7abbccdd,
.tlsext_tick = tlsext_tick,
.tlsext_ticklen = sizeof(tlsext_tick),
},
.peer_cert = 1,
.asn1 = {
0x30, 0x82, 0x02, 0xd1, 0x02, 0x01, 0x01, 0x02,
0x02, 0x03, 0x03, 0x04, 0x02, 0x00, 0x01, 0x04,
0x0a, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36,
0x37, 0x38, 0x39, 0x04, 0x1a, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xa1,
0x06, 0x02, 0x04, 0x53, 0xc2, 0xa8, 0x95, 0xa2,
0x03, 0x02, 0x01, 0x05, 0xa3, 0x82, 0x01, 0x75,
0x30, 0x82, 0x01, 0x71, 0x30, 0x82, 0x01, 0x1b,
0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x09, 0x00,
0xf6, 0x21, 0x69, 0x92, 0x40, 0xbd, 0x4b, 0x94,
0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00, 0x30,
0x14, 0x31, 0x12, 0x30, 0x10, 0x06, 0x03, 0x55,
0x04, 0x0a, 0x0c, 0x09, 0x54, 0x65, 0x73, 0x74,
0x20, 0x50, 0x65, 0x65, 0x72, 0x30, 0x1e, 0x17,
0x0d, 0x31, 0x36, 0x31, 0x32, 0x32, 0x36, 0x31,
0x34, 0x34, 0x37, 0x34, 0x37, 0x5a, 0x17, 0x0d,
0x32, 0x36, 0x31, 0x32, 0x32, 0x34, 0x31, 0x34,
0x34, 0x37, 0x34, 0x37, 0x5a, 0x30, 0x14, 0x31,
0x12, 0x30, 0x10, 0x06, 0x03, 0x55, 0x04, 0x0a,
0x0c, 0x09, 0x54, 0x65, 0x73, 0x74, 0x20, 0x50,
0x65, 0x65, 0x72, 0x30, 0x5c, 0x30, 0x0d, 0x06,
0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01,
0x01, 0x01, 0x05, 0x00, 0x03, 0x4b, 0x00, 0x30,
0x48, 0x02, 0x41, 0x00, 0xb2, 0x84, 0x07, 0x49,
0xc2, 0x88, 0xc7, 0xbf, 0xfb, 0x8a, 0x38, 0xd8,
0x7c, 0x31, 0xb9, 0x91, 0xd9, 0x4d, 0xbe, 0x54,
0x5d, 0x47, 0x42, 0xeb, 0x27, 0x2d, 0xf4, 0x9f,
0x1c, 0xfa, 0xa4, 0x25, 0xfb, 0xc3, 0xcc, 0xb5,
0x89, 0xe3, 0x54, 0xc6, 0xed, 0x07, 0x17, 0x93,
0x1d, 0xab, 0x20, 0x95, 0x6d, 0x00, 0x5a, 0xce,
0x53, 0xdc, 0x8d, 0x74, 0x56, 0x09, 0x2c, 0x0f,
0xe1, 0xb2, 0xb6, 0xe3, 0x02, 0x03, 0x01, 0x00,
0x01, 0xa3, 0x50, 0x30, 0x4e, 0x30, 0x1d, 0x06,
0x03, 0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14,
0xb7, 0x6d, 0x93, 0xb0, 0xed, 0xfb, 0xda, 0xa2,
0xbb, 0x5d, 0xb1, 0xd1, 0x36, 0x4c, 0xf3, 0x2a,
0x21, 0x15, 0xc5, 0x47, 0x30, 0x1f, 0x06, 0x03,
0x55, 0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80,
0x14, 0xb7, 0x6d, 0x93, 0xb0, 0xed, 0xfb, 0xda,
0xa2, 0xbb, 0x5d, 0xb1, 0xd1, 0x36, 0x4c, 0xf3,
0x2a, 0x21, 0x15, 0xc5, 0x47, 0x30, 0x0c, 0x06,
0x03, 0x55, 0x1d, 0x13, 0x04, 0x05, 0x30, 0x03,
0x01, 0x01, 0xff, 0x30, 0x0d, 0x06, 0x09, 0x2a,
0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05,
0x05, 0x00, 0x03, 0x41, 0x00, 0x1e, 0xcc, 0x4d,
0x4b, 0xea, 0xcd, 0x51, 0x96, 0xe8, 0xa5, 0xe0,
0xcc, 0x85, 0x52, 0x2f, 0x88, 0xe7, 0xd4, 0x99,
0xe9, 0x43, 0x8c, 0x9a, 0xd3, 0xe7, 0xa4, 0x5c,
0x54, 0x9a, 0x05, 0x37, 0x71, 0x9c, 0xd5, 0xc5,
0x7c, 0x9d, 0x00, 0x07, 0x9b, 0xd6, 0x89, 0xb3,
0xbd, 0x6e, 0x92, 0xc0, 0xbe, 0x30, 0xdd, 0x38,
0x3f, 0x38, 0x74, 0x5a, 0xa9, 0x98, 0x5f, 0xd5,
0xd7, 0xae, 0x76, 0x0f, 0x72, 0xa4, 0x1c, 0x04,
0x1a, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
0x78, 0x79, 0x7a, 0xa5, 0x03, 0x02, 0x01, 0x2a,
0xa6, 0x16, 0x04, 0x14, 0x6c, 0x69, 0x62, 0x72,
0x65, 0x73, 0x73, 0x6c, 0x2e, 0x6f, 0x70, 0x65,
0x6e, 0x62, 0x73, 0x64, 0x2e, 0x6f, 0x72, 0x67,
0xa9, 0x06, 0x02, 0x04, 0x7a, 0xbb, 0xcc, 0xdd,
0xaa, 0x81, 0xd2, 0x04, 0x81, 0xcf, 0x43, 0x56,
0x45, 0x2d, 0x32, 0x30, 0x31, 0x34, 0x2d, 0x30,
0x31, 0x36, 0x30, 0x3a, 0x20, 0x37, 0x74, 0x68,
0x20, 0x41, 0x70, 0x72, 0x69, 0x6c, 0x20, 0x32,
0x30, 0x31, 0x34, 0x0a, 0x43, 0x56, 0x45, 0x2d,
0x32, 0x30, 0x31, 0x30, 0x2d, 0x35, 0x32, 0x39,
0x38, 0x3a, 0x20, 0x38, 0x74, 0x68, 0x20, 0x41,
0x70, 0x72, 0x69, 0x6c, 0x20, 0x32, 0x30, 0x31,
0x34, 0x0a, 0x43, 0x56, 0x45, 0x2d, 0x32, 0x30,
0x31, 0x34, 0x2d, 0x30, 0x31, 0x39, 0x38, 0x3a,
0x20, 0x32, 0x31, 0x73, 0x74, 0x20, 0x41, 0x70,
0x72, 0x69, 0x6c, 0x20, 0x32, 0x30, 0x31, 0x34,
0x0a, 0x43, 0x56, 0x45, 0x2d, 0x32, 0x30, 0x31,
0x34, 0x2d, 0x33, 0x34, 0x37, 0x30, 0x3a, 0x20,
0x33, 0x30, 0x74, 0x68, 0x20, 0x4d, 0x61, 0x79,
0x20, 0x32, 0x30, 0x31, 0x34, 0x0a, 0x43, 0x56,
0x45, 0x2d, 0x32, 0x30, 0x31, 0x34, 0x2d, 0x30,
0x31, 0x39, 0x35, 0x3a, 0x20, 0x35, 0x74, 0x68,
0x20, 0x4a, 0x75, 0x6e, 0x65, 0x20, 0x32, 0x30,
0x31, 0x34, 0x0a, 0x43, 0x56, 0x45, 0x2d, 0x32,
0x30, 0x31, 0x34, 0x2d, 0x30, 0x32, 0x32, 0x31,
0x3a, 0x20, 0x35, 0x74, 0x68, 0x20, 0x4a, 0x75,
0x6e, 0x65, 0x20, 0x32, 0x30, 0x31, 0x34, 0x0a,
0x43, 0x56, 0x45, 0x2d, 0x32, 0x30, 0x31, 0x34,
0x2d, 0x30, 0x32, 0x32, 0x34, 0x3a, 0x20, 0x35,
0x74, 0x68, 0x20, 0x4a, 0x75, 0x6e, 0x65, 0x20,
0x32, 0x30, 0x31, 0x34, 0x0a,
},
.asn1_len = 725,
},
{
.session = {
.cipher_id = 0x03000000L | 1,
.ssl_version = TLS1_2_VERSION,
.timeout = -1,
},
.asn1 = {
0x0,
},
.asn1_len = -1,
},
{
.session = {
.cipher_id = 0x03000000L | 1,
.ssl_version = TLS1_2_VERSION,
.time = -1,
},
.asn1 = {
0x0,
},
.asn1_len = -1,
},
};
#define N_SSL_ASN1_TESTS \
(sizeof(ssl_asn1_tests) / sizeof(*ssl_asn1_tests))
static int
session_strcmp(const unsigned char *o1, const unsigned char *o2, size_t len)
{
if (o1 == NULL && o2 == NULL)
return (0);
if (o1 == NULL || o2 == NULL)
return (1);
return memcmp(o1, o2, len);
}
static int
session_cmp(SSL_SESSION *s1, SSL_SESSION *s2)
{
/* Compare the ASN.1 encoded values from two sessions. */
if (s1->ssl_version != s2->ssl_version) {
fprintf(stderr, "ssl_version differs: %d != %d\n",
s1->ssl_version, s2->ssl_version);
return (1);
}
if (s1->cipher_id != s2->cipher_id) {
fprintf(stderr, "cipher_id differs: %ld != %ld\n",
s1->cipher_id, s2->cipher_id);
return (1);
}
if (s1->master_key_length != s2->master_key_length) {
fprintf(stderr, "master_key_length differs: %zu != %zu\n",
s1->master_key_length, s2->master_key_length);
return (1);
}
if (session_strcmp(s1->master_key, s2->master_key,
s1->master_key_length) != 0) {
fprintf(stderr, "master_key differs\n");
return (1);
}
if (s1->session_id_length != s2->session_id_length) {
fprintf(stderr, "session_id_length differs: %zu != %zu\n",
s1->session_id_length, s2->session_id_length);
return (1);
}
if (session_strcmp(s1->session_id, s2->session_id,
s1->session_id_length) != 0) {
fprintf(stderr, "session_id differs\n");
return (1);
}
if (s1->sid_ctx_length != s2->sid_ctx_length) {
fprintf(stderr, "sid_ctx_length differs: %zu != %zu\n",
s1->sid_ctx_length, s2->sid_ctx_length);
return (1);
}
if (session_strcmp(s1->sid_ctx, s2->sid_ctx,
s1->sid_ctx_length) != 0) {
fprintf(stderr, "sid_ctx differs\n");
return (1);
}
/* d2i_SSL_SESSION uses the current time if decoding a zero value. */
if ((s1->time != s2->time) && s1->time != 0 && s2->time != 0) {
fprintf(stderr, "time differs: %lld != %lld\n",
(long long)s1->time, (long long)s2->time);
return (1);
}
/* d2i_SSL_SESSION uses a timeout of 3 if decoding a zero value. */
if ((s1->timeout != s2->timeout) &&
s1->timeout != 3 && s2->timeout != 3) {
fprintf(stderr, "timeout differs: %ld != %ld\n",
s1->timeout, s2->timeout);
return (1);
}
/* Ensure that a certificate is or is not present in both. */
if ((s1->peer_cert != NULL || s2->peer_cert != NULL) &&
(s1->peer_cert == NULL || s2->peer_cert == NULL ||
X509_cmp(s1->peer_cert, s2->peer_cert) != 0)) {
fprintf(stderr, "peer_cert differs\n");
return (1);
}
if (s1->verify_result != s2->verify_result) {
fprintf(stderr, "verify_result differs: %ld != %ld\n",
s1->verify_result, s2->verify_result);
return (1);
}
if (session_strcmp(s1->tlsext_hostname, s2->tlsext_hostname,
(s1->tlsext_hostname ? strlen(s1->tlsext_hostname) : 0)) != 0) {
fprintf(stderr, "sid_ctx differs\n");
return (1);
}
if (s1->tlsext_tick_lifetime_hint != s2->tlsext_tick_lifetime_hint) {
fprintf(stderr, "tlsext_tick_lifetime_hint differs: "
"%u != %u\n", s1->tlsext_tick_lifetime_hint,
s2->tlsext_tick_lifetime_hint);
return (1);
}
if (s1->tlsext_ticklen != s2->tlsext_ticklen) {
fprintf(stderr, "tlsext_ticklen differs: %zu != %zu\n",
s1->tlsext_ticklen, s2->tlsext_ticklen);
return (1);
}
if (session_strcmp(s1->tlsext_tick, s2->tlsext_tick,
s1->tlsext_ticklen) != 0) {
fprintf(stderr, "tlsext_tick differs\n");
return (1);
}
return (0);
}
static int
do_ssl_asn1_test(int test_no, struct ssl_asn1_test *sat)
{
SSL_SESSION *sp = NULL;
unsigned char *ap, *asn1 = NULL;
const unsigned char *pp;
int i, len, rv = 1;
if (sat->peer_cert)
sat->session.peer_cert = peer_cert;
len = i2d_SSL_SESSION(&sat->session, NULL);
if (len != sat->asn1_len) {
fprintf(stderr, "FAIL: test %d returned ASN1 length %d, "
"want %d\n", test_no, len, sat->asn1_len);
goto failed;
}
/* See if the test is expected to fail... */
if (sat->asn1_len == -1)
return (0);
if ((asn1 = malloc(len)) == NULL)
errx(1, "failed to allocate memory");
ap = asn1;
len = i2d_SSL_SESSION(&sat->session, &ap);
/* Check the length again since the code path is different. */
if (len != sat->asn1_len) {
fprintf(stderr, "FAIL: test %d returned ASN1 length %d, "
"want %d\n", test_no, len, sat->asn1_len);
goto failed;
}
/* ap should now point at the end of the buffer. */
if (ap - asn1 != len) {
fprintf(stderr, "FAIL: test %d pointer increment does not "
"match length (%d != %d)\n", test_no, (int)(ap - asn1), len);
goto failed;
}
if (memcmp(asn1, &sat->asn1, len) != 0) {
fprintf(stderr, "FAIL: test %d - encoding differs:\n", test_no);
fprintf(stderr, "encoding:\n");
for (i = 1; i <= len; i++) {
fprintf(stderr, " 0x%02hhx,", asn1[i - 1]);
if (i % 8 == 0)
fprintf(stderr, "\n");
}
fprintf(stderr, "\n");
fprintf(stderr, "test data:\n");
for (i = 1; i <= sat->asn1_len; i++) {
fprintf(stderr, " 0x%02hhx,", sat->asn1[i - 1]);
if (i % 8 == 0)
fprintf(stderr, "\n");
}
fprintf(stderr, "\n");
goto failed;
}
pp = sat->asn1;
if ((sp = d2i_SSL_SESSION(NULL, &pp, sat->asn1_len)) == NULL) {
fprintf(stderr, "FAIL: test %d - decoding failed\n", test_no);
goto failed;
}
if (session_cmp(sp, &sat->session) != 0) {
fprintf(stderr, "FAIL: test %d - decoding differs\n", test_no);
goto failed;
}
rv = 0;
failed:
ERR_print_errors_fp(stderr);
SSL_SESSION_free(sp);
free(asn1);
return (rv);
}
int
main(int argc, char **argv)
{
BIO *bio = NULL;
int failed = 0;
size_t i;
SSL_library_init();
SSL_load_error_strings();
bio = BIO_new_mem_buf(peer_cert_pem, -1);
if (bio == NULL)
errx(1, "failed to create bio");
peer_cert = PEM_read_bio_X509(bio, NULL, NULL, NULL);
if (peer_cert == NULL)
errx(1, "failed to read peer cert");
for (i = 0; i < N_SSL_ASN1_TESTS; i++)
failed += do_ssl_asn1_test(i, &ssl_asn1_tests[i]);
X509_free(peer_cert);
BIO_free(bio);
return (failed);
}