openssl1.0/ssl/dtlstest.c

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2019-08-09 10:00:55 +02:00
/*
* Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <openssl/bio.h>
#include <openssl/crypto.h>
#include <openssl/ssl.h>
#include <openssl/err.h>
#include "ssltestlib.h"
#include "testutil.h"
static char *cert = NULL;
static char *privkey = NULL;
#define NUM_TESTS 2
#define DUMMY_CERT_STATUS_LEN 12
unsigned char certstatus[] = {
SSL3_RT_HANDSHAKE, /* Content type */
0xfe, 0xfd, /* Record version */
0, 1, /* Epoch */
0, 0, 0, 0, 0, 0x0f, /* Record sequence number */
0, DTLS1_HM_HEADER_LENGTH + DUMMY_CERT_STATUS_LEN - 2,
SSL3_MT_CERTIFICATE_STATUS, /* Cert Status handshake message type */
0, 0, DUMMY_CERT_STATUS_LEN, /* Message len */
0, 5, /* Message sequence */
0, 0, 0, /* Fragment offset */
0, 0, DUMMY_CERT_STATUS_LEN - 2, /* Fragment len */
0x80, 0x80, 0x80, 0x80, 0x80,
0x80, 0x80, 0x80, 0x80, 0x80 /* Dummy data */
};
#define RECORD_SEQUENCE 10
static int test_dtls_unprocessed(int testidx)
{
SSL_CTX *sctx = NULL, *cctx = NULL;
SSL *serverssl1 = NULL, *clientssl1 = NULL;
BIO *c_to_s_fbio, *c_to_s_mempacket;
int testresult = 0;
printf("Starting Test %d\n", testidx);
if (!create_ssl_ctx_pair(DTLS_server_method(), DTLS_client_method(), &sctx,
&cctx, cert, privkey)) {
printf("Unable to create SSL_CTX pair\n");
return 0;
}
if (!SSL_CTX_set_ecdh_auto(sctx, 1)) {
printf("Failed configuring auto ECDH\n");
}
if (!SSL_CTX_set_cipher_list(cctx, "AES128-SHA")) {
printf("Failed setting cipher list\n");
}
c_to_s_fbio = BIO_new(bio_f_tls_dump_filter());
if (c_to_s_fbio == NULL) {
printf("Failed to create filter BIO\n");
goto end;
}
/* BIO is freed by create_ssl_connection on error */
if (!create_ssl_objects(sctx, cctx, &serverssl1, &clientssl1, NULL,
c_to_s_fbio)) {
printf("Unable to create SSL objects\n");
ERR_print_errors_fp(stdout);
goto end;
}
if (testidx == 1)
certstatus[RECORD_SEQUENCE] = 0xff;
/*
* Inject a dummy record from the next epoch. In test 0, this should never
* get used because the message sequence number is too big. In test 1 we set
* the record sequence number to be way off in the future. This should not
* have an impact on the record replay protection because the record should
* be dropped before it is marked as arrivedg
*/
c_to_s_mempacket = SSL_get_wbio(clientssl1);
c_to_s_mempacket = BIO_next(c_to_s_mempacket);
mempacket_test_inject(c_to_s_mempacket, (char *)certstatus,
sizeof(certstatus), 1, INJECT_PACKET_IGNORE_REC_SEQ);
if (!create_ssl_connection(serverssl1, clientssl1)) {
printf("Unable to create SSL connection\n");
ERR_print_errors_fp(stdout);
goto end;
}
testresult = 1;
end:
SSL_free(serverssl1);
SSL_free(clientssl1);
SSL_CTX_free(sctx);
SSL_CTX_free(cctx);
return testresult;
}
int main(int argc, char *argv[])
{
BIO *err = NULL;
int testresult = 0;
if (argc != 3) {
printf("Invalid argument count\n");
return 1;
}
cert = argv[1];
privkey = argv[2];
err = BIO_new_fp(stderr, BIO_NOCLOSE | BIO_FP_TEXT);
SSL_library_init();
SSL_load_error_strings();
CRYPTO_malloc_debug_init();
CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
if (!test_dtls_unprocessed(0) || !test_dtls_unprocessed(1))
testresult = 1;
ERR_free_strings();
ERR_remove_thread_state(NULL);
EVP_cleanup();
CRYPTO_cleanup_all_ex_data();
CRYPTO_mem_leaks(err);
BIO_free(err);
if (!testresult)
printf("PASS\n");
return testresult;
}