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Test DTLS cookie generation and verification

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Reviewed-by: Paul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/7431)
This commit is contained in:
Matt Caswell 2018-10-18 10:12:20 +01:00
parent 01666a8c1d
commit edcd29efd3
1 changed files with 51 additions and 0 deletions
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51
test/dtlstest.c
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@ -7,6 +7,7 @@
* https://www.openssl.org/source/license.html
*/
#include <string.h>
#include <openssl/bio.h>
#include <openssl/crypto.h>
#include <openssl/ssl.h>
@ -240,6 +241,55 @@ static int test_dtls_drop_records(int idx)
return testresult;
}
static const char dummy_cookie[] = "0123456";
static int generate_cookie_cb(SSL *ssl, unsigned char *cookie,
unsigned int *cookie_len)
{
memcpy(cookie, dummy_cookie, sizeof(dummy_cookie));
*cookie_len = sizeof(dummy_cookie);
return 1;
}
static int verify_cookie_cb(SSL *ssl, const unsigned char *cookie,
unsigned int cookie_len)
{
return TEST_mem_eq(cookie, cookie_len, dummy_cookie, sizeof(dummy_cookie));
}
static int test_cookie(void)
{
SSL_CTX *sctx = NULL, *cctx = NULL;
SSL *serverssl = NULL, *clientssl = NULL;
int testresult = 0;
if (!TEST_true(create_ssl_ctx_pair(DTLS_server_method(),
DTLS_client_method(),
DTLS1_VERSION, DTLS_MAX_VERSION,
&sctx, &cctx, cert, privkey)))
return 0;
SSL_CTX_set_options(sctx, SSL_OP_COOKIE_EXCHANGE);
SSL_CTX_set_cookie_generate_cb(sctx, generate_cookie_cb);
SSL_CTX_set_cookie_verify_cb(sctx, verify_cookie_cb);
if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
NULL, NULL))
|| !TEST_true(create_ssl_connection(serverssl, clientssl,
SSL_ERROR_NONE)))
goto end;
testresult = 1;
end:
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
SSL_CTX_free(cctx);
return testresult;
}
int setup_tests(void)
{
if (!TEST_ptr(cert = test_get_argument(0))
@ -248,6 +298,7 @@ int setup_tests(void)
ADD_ALL_TESTS(test_dtls_unprocessed, NUM_TESTS);
ADD_ALL_TESTS(test_dtls_drop_records, TOTAL_RECORDS);
ADD_TEST(test_cookie);
return 1;
}